69results about How to "Suitable for mass promotion" patented technology

The invention relates to a single-core insertion fiber cold connector, wherein the chamber screw (7) is connected to the chamber nut (8) to form mounting chamber (24); the mounting chamber (24) is mounted with cold connector to form fiber cold connector; the insert needle (1) via connector (2) is connected to the positioning element to form connecting device; the locking screw (4) is connected to the locking nut (6) to form locking chamber (12); the locking chamber (12) is mounted with dual-cone clamper (5) to form locking device; the connecting device via connector (2) is mounted at one end of chamber screw (7); another end of positioning element (3) is connected to one end of locking screw (4) that the cold connector formed by connector and locking device is mounted in mounting chamber (24) to form fiber cold connector. The invention uses accurate positioning and cone clamping to realize micro feeding, reduce cost and improve connecting success.

The embodiment of the invention discloses a fabrication method of a power amplifier antenna integrated PCB and the power amplifier antenna integrated PCB. The method comprises the steps of providing aT-shaped high-frequency sub-board, a mother board with a T-shaped groove and a prepreg, wherein the prepreg is used for pasting the T-shaped high-frequency sub-board and the mother board with the T-shaped groove; respectively and correspondingly forming one or more positioning holes in a shoulder part of the T-shaped high-frequency sub-board and the mother board with the T-shaped groove; pastingthe T-shaped high-frequency sub-board to the T-shaped groove of the mother board by the prepreg, and allowing positions among the corresponding positioning holes to be aligned; inserting positioning pins into the positioning holes, aligning and fixing the T-shaped high-frequency sub-board and the mother board with the T-shaped groove, performing lamination, and forming a local mix-pressed multi-layer board; and forming and processing the local mix-pressed multi-layer board to fabricate the power amplifier antenna integrated PCB. According to the method provided by the technical scheme of the embodiment of the invention, the fabrication cost of the whole board can be greatly reduced, the favorable reliability of a product is ensured, the alignment of a high-intensive blind hole in an outerlayer and the whole board also can be ensured, and favorable welding feasibility of a PCBA is ensured.

The invention discloses an anti-corrosion steel bar for a tropical ocean atmospheric environment concrete structure and a production method thereof, and belongs to the technical field of anti-corrosion materials. The steel bar comprises the following chemical components in percentage by weight: C: 0.16-0.21%, Si: 0.35-0.65%, Mn: 0.70-1.20%, P: less than or equal to 0.030%, S: less than or equal to0.030%, Cr: 0.40-1.00%, Cu: less than or equal to 0.35, Ni: less than or equal to 0.45%; Mo: 0.10-0.20%, Ti: less than or equal to 0.025%, V: 0.030-0.050%, N: less than or equal to 0.0080%, and the balance Fe and inevitable impurities. A small amount of alloy elements are added on the basis of the carbon steel bar, and through optimization of the content and proportion of the alloy elements, thenovel steel bar with excellent corrosion resistance is obtained. The steel for the anti-corrosion steel bar meets the requirements of mechanical performance and welding performance of the tropical marine atmospheric environment concrete structure, the corrosion resistance of the steel bar is 2-4 times that of HRB400E steel bars, and the durability of the reinforced concrete structure can be effectively prolonged.

The invention relates to a P2P video security and protection monitoring platform of the 3G Internet of things. The P2P video security and protection monitoring platform comprises an IP camera, a P2P server, the Internet and a monitoring terminal, wherein the IP camera, the P2P server and the monitoring terminal are connected through the Internet, the monitoring terminal comprises a mobile phone which is connected to the Internet through the 3G network, the IP camera is connected with the monitoring terminal point to point through the P2P server, and after the point-to-point connection of the IP camera and the monitoring terminal is built, the IP camera directly transmits image data to the monitoring terminal. Compared with the prior art, the P2P video security and protection monitoring platform has the advantages of being simple in installation, convenient to debug, strong in expandability, good in information security and the like.

The invention provides a discharge friction generator, the working mode of which can adopt a vertical contact-separation mode or a sliding mode, the discharge friction generator comprising: a first friction unit comprising a first electrode; a second friction unit comprising a second friction layer and a second electrode, and the second electrode is arranged on the surface, away from the first friction unit, of the second friction layer; wherein a first preset interval is reserved between the second electrode and the second friction layer, and the position of the material of the second friction layer is different from the position of the material of the first electrode in the electrostatic sequence. According to the discharge friction generator, the frictional charge induction effect is enhanced by changing different contact distances between the friction layer in the friction generator and the electrodes of the friction layer, so that more high-density currents are generated by large-scale discharge during operation, and electric signals generated by triboelectrification and the discharge effect are coupled and cooperatively output.

The invention relates to an optical passive device, specifically to a fiber lens coupler and a manufacturing method thereof. Conventional fiber lenses, after metallized treatment, need to be fixed on the front end of a laser diode or optical waveguide to be coupled with the laser diode or the optical waveguide. The packaging technology is difficult, the cost is high, and the output power is low. According to the fiber lens coupler and the manufacturing method thereof disclosed in the invention, the front end of the fiber lens is fixed on a bar-shaped substrate made of glass materials with adhesive, the lens end of the fiber lens is suspended on the end portion of the substrate, a plurality of fiber lenses can be arranged on the substrate in array, and the tail fiber of the fiber lens is connected to a fiber connector. Only coupling and butt joint of a packaging base body and a laser diode or optical waveguide are needed. The manufacturing process of the fiber lens is simple, the problems of high technical difficulty and high packaging cost of the conventional fiber lens coupling package are effectively solved.

A bean jelly is prepared from bean milk, thickening agent and white gelatin through mixing bean powder with water to obtain bean milk, adding thickening agent, boiling, adding white gelatin, stirring while cooling, and cold storage.

The invention aims at providing a wavelength division multiplexing type non-contact online voltage monitoring system for a power transmission line, and belongs to the technical field of power detection. The monitoring system comprises a multi-wavelength laser transmitting-receiving device, a control-end wavelength division multiplexer, a monitoring-end demultiplexer, at least one voltage sensor, a monitoring-end wavelength division multiplexer, a control-end demultiplexer and a data collector, wherein the multi-wavelength laser transmitting-receiving device is used to output and receive laser; the voltage sensor is arranged at a voltage monitoring point of the power transmission line; the control-end demultiplexer receives laser output by the monitoring-end wavelength division multiplexer, reduces the laser into multiple paths of laser of different wavelengths, and outputs the multiple paths of laser to the multi-wavelength laser transmitting-receiving device; and the data collector obtains voltage data of the monitoring end according to signals obtained by the multi-wavelength laser transmitting-receiving device. Each voltage sensor comprises a non-contact voltage induction unit and a photoelectric conversion unit, wherein the non-contact voltage induction units is used to sense the voltage of the power transmission line and loads the voltage on the photoelectric conversion unit, and the photoelectric conversion unit receives laser output by the monitoring-end wavelength division multiplexer.

The invention discloses a light-weight roof square planting box. The light-weight roof square planting box is characterized in that the whole planting box is in a square shape, hollow truncated-cone-shape water storage bodies and quincuncial hollow-out parts are arranged on the bottom face of the inner side of the planting box. Six hollow truncated-cone-shape water storage bodies form one group, each group of hollow truncated-cone-shape water storage bodies are distributed in an orthohexagonal shape, and each hollow truncated-cone-shape water storage body is located at a vertex of a regular hexagon. Each quincuncial hollow-out part is arranged at the central point of each group of hollow truncated-cone-shape water storage bodies, and connected with the corresponding hollow truncated-cone-shape water storage bodies to form one body. The side faces of the planting box are rectangles, rectangle connection fixing through holes are formed in the side faces, top faces of two connected side faces and L-shaped outer cambered surface inner buckle fold edges are arranged in each square planting box. The square planting boxes can be mutually connected in series or arranged in a clamped mode to form an inverted Y shape, a umbrella shape or a rectangular shape, when a layer of non-woven paper is laid in the square planting box, flowers and grass can be planted, and the box is low in weight, good in water-retaining property, low in cost, environmentally friendly, efficient, and suitable for application and popularization when a green light-weight roof is manufactured.

The invention discloses a tapping machining device and technology for a plug of a four-way reversing valve and belongs to the technical field of machining of four-way reversing valves. According to the tapping machining device and technology, a feeding air cylinder mechanism, a clamping air cylinder mechanism and a material stopping mechanism are used for conducting feeding, clamping, locating and tapping, discharging and other machining operation on plugs in an integrated mode, the production efficiency is remarkably improved, the automatic machining degree is high, the product quality is improved, the labor intensity of staff is greatly lowered, the effect of reducing the needed labor is remarkable, and the tapping machining device and technology are suitable for mass application and popularization.

The invention discloses a preparation method of functional probiotics capable of enhancing immunity and assisting antianaphylaxis, which belongs to the technical field of microbial preparations. The invention particularly relates to the preparation method of functional probiotics capable of enhancing immunity and assisting antianaphylaxis. The preparation method comprises the steps of preparing acomposite traditional Chinese medicine extract for later use; fully mixing composite active probiotics and composite prebiotics in proportion to obtain a mixture A; fully mixing the composite traditional Chinese medicine extract with the mixture A in proportion to obtain a mixture B; adding the mixture B into a composite culture medium, putting into a fermentation tank, and carrying out sealed fermentation to obtain a mixture C; and adding composite vitamins into the mixture C, and fully stirring and mixing to obtain the functional probiotics. The functional probiotics disclosed by the invention are prepared by taking composite active probiotics, composite prebiotics and the composite traditional Chinese medicine extract as raw materials through fermentation and mixing. The preparation method is simple. The preparation can be completed by adopting simple mixed fermentation equipment. The production cost is reduced, and the preparation method is suitable for large-batch popularization.

The invention relates to a novel inclined projection imaging optical system, in particular to a novel optical system capable of enabling different areas of "a projected image" to be projected at different imaging distances. In a traditional projection and imaging optical system, "a projected image" is generally perpendicular to the optical axis of an optical projection system, and is parallel to the focal plane (that is, the projected image surface is parallel to the focal plane or the main surface of the projection system) of the projection optical system, so that the "optical image" formed by projection of the projection optical system is also perpendicular to the optical axis of the optical system. When the projection plane is not perpendicular to the optical axis of the projection optical system (that is, the projection plane is not parallel to the focal plane of the optical system), the system cannot obtain a relatively clear projection effect at the projection plane; and the structure disclosed by the invention can obtain a clear projection effect at different distances from the projection system. The system can be widely applied to vehicle-mounted projection and advertisement projection systems to form new products which can be clearly projected on an inclined projection plane.

The invention discloses a roof greening combined flowerpot. The roof greening combined flowerpot is characterized in that the roof greening combined flowerpot comprises a square pot body and a division plate, the two edge openings of the square pot body are provided with L-shaped folded edges, the middle of the square pot body is provided with water storage grooves and round through holes, the water storage grooves are distributed around the center of the inside of the pot body and close to the edge, water discharge holes are arranged inside the water storage holes in the middle which are distributed inside the flowerpot body and close to the edge of the pot body, polyacrylic resin water pipes are installed in the water discharge holes, the water discharge holes penetrate through the side face of the square pot body, the side face of the square pot body is provided with a reinforced rib, mutually connected rectangular semi-sunk trenches are arranged among the water storage grooves, the division plate is square, the periphery of the division plate is provided with arc folded edge trenches, the middle of the division plate is provided with a rectangular through hole, the two edge openings of the division plate are provided with L-shaped folded edges, and the division plate is installed and fixed above the water storage grooves and the round through holes inside the square pot body. The roof greening combined flowerpots can be utilized through mutual combined connection, the performance of water and nutrition storage is good, it is guaranteed that the water quality in the water storage groove is good, the breathability is good, the strength is high, and the roof greening combined flowerpot is stable, reliable, convenient to use and suitable for large-scale application and popularization.

The invention discloses an intelligent fly trapping device and relates to the technical field of fly capture. The intelligent fly trapping device comprises a device body. A controller, a power module, an infrared inductor, a transmission mechanism and an engine are installed in the device body. An automatic door is installed on the side face of the device body, the automatic door is sequentially connected with the transmission mechanism and the engine, and the controller is connected with the power module, the infrared inductor and the engine. The intelligent fly trapping device further comprises an attractant box, a power grid and a fly collecting box which are sequentially installed in the device body from top to bottom. The power grid is connected with the controller. The power module is connected with the infrared inductor, the engine and the power grid. The intelligent fly trapping device intelligently catches and kills flies in the whole process, and is high in efficiency and free of pollution.

The invention discloses a wide-angle air-supply fan, comprising a front net, a front shell, a motor, a rear shell and a rear net, wherein the front net is connected with the front shell; the rear shell is detachably connected with the front shell; the rear net is detachably connected with the rear shell; the rear shell is provided with a front opening and a rear opening; and air-supply holes are arranged in the circumferential direction of the rear shell. The wide-angle air-supply fan is characterized in that air blocking plates are arranged in the circumferential direction of the rear shell. Due to the adoption of the structure, the horizontal air-supply distance is larger and the air-dispersing effect is stronger. The wide-angle air-supply fan has the advantages of excellent effect, simple and reliable structure and no increase in the cost, and is suitable for large-batch popularization.

The invention discloses a direct insert optical fiber splice, which comprises a casing, and a guiding device used for guiding and positioning, a pressing device used for pressing naked fiber, and a locking device which are arranged in the casing. The locking device comprises a cartridge and an ejection pipe; the cartridge comprises a cylindrical body with an optical fiber hole; at least two locking heads are arranged at one end of the cylindrical body; at least one pressing lug is arranged at the other end of the cylindrical body; an arc surface which can be stretched under pressure is arranged on the upper end surface of the pressing lug body, and is higher than the outer surface of the cylindrical body; and the ejection pipe is acted on the pressing lug to press and stretch the pressing lug. The quick splice of the invention has the advantages that no splicing point exists inside the splice, the optical fiber (APC) splicing with directional angle can be realized; the optical fiber can be automatically fitted; the fastening is reliable; and the control with super low insert loss can be realized, and is larger than the control of 60 return loss structure; the on-site polishing can also be performed; the return loss value during the optical fiber connection can be greatly reduced; and the overall production cost is low.

The invention relates to the field of mechanical equipment, in particular to a clamp and a robot applicable to the clamp. The clamp comprises a mounting bracket, screw rods and at least one set of clamp assemblies, wherein the screw rods are arranged on the mounting bracket, and the clamp assemblies are arranged on the mounting bracket; and each set of the clamp assemblies comprises two clamping plates and a driving assembly, wherein the clamping plates are arranged on the mounting bracket, at least one clamping plate is connected to the screw rods so that the clamping plate can move through rotation of the screw rods, and the clamping plates are in a clamping state or in a loosened state through the driving assembly. According to the clamp, clamping is firm, the clamping efficiency is improved, the product rejection rate is reduced, and the labor intensity of workers is reduced.