30results about How to "Simple and reliable processing" patented technology

The invention discloses an embedded vector font color changing method for realizing the receiving and transmitting and displaying of multimedia messages in an embedded system with low processing capacity and low storage capacity. A message receiving party and a message transmitting party use same message coding mode. The embedded vector font color changing method comprises the following steps: adding color information of a message into coding information of the message when a user writes the message, then sending the coding information to a called user, obtaining corresponding color information and character information by analyzing after the called user receives the coding information, then executing the following steps to process all characters in the message, processing the characters by using a font engine to obtain 256-grayscale bitmap information and color information of the characters; converting the data of each point of the bitmap information according to the 256-grayscale bitmap information and the color information; and displaying the characters on a screen by using a vector font decoder according to the obtained color information.

A high-temperature superconductivity cable terminal, including: the terminal inner parts (-), the terminal muff cover (-), the insulating layer (-) and the connection terminal (-); puts the terminal inner parts (-), the terminal muff cover (-) and the insulating layer (-) at the same axis in turn, the terminal inner parts (-) is located at the centre of the axes, and then is the terminal muff cover (-), the insulating layer (-) is at the outset layer. The terminal inner parts (-) consists of the liquid nitrogen liquid nitrogen conduit (-), the electric current lead (-), the flexible connecting line (-), the testing line (-), the inner cavity (-) and the sealing interface (-, -, -) between them. The electric current lead (-) connects with the inner cavity (-), the liquid nitrogen liquid nitrogen conduit (-) is located at the central axes of the electric current lead (-), the flexible connecting line (-) sets in the inner cavity (-), the testing line (-) is located at the out side of the electric current lead (-); the right end of the terminal inner parts (-) connects with the end part of the cable container (-);the liquid nitrogen liquid nitrogen conduit (-) inserts into the terminal inner cavity (-)from the inside of the electric current lead (-). Between the inner and outer two layer stainless steel tube (-, -) of the muff cover (-) puts the super heat-insulating material (-) and vacuumizes.

The invention relates to a metal-to-metal sharp angle seal welding pipe joint. A pipe joint with simple installation and reliable mounting performance does not exist at present. The pipe joint comprises a joint body, a welding connection pipe with a connection pipe body and a nut, wherein the outer wall of the connection pipe body is provided with a circle of lug boss. The pipe joint is characterized in that: one end of the joint body is provided with a sealing plane; one end of the connection pipe body is provided with a sharp angle sealing ring with a sharp angle, the cross section of the sharp angle is provided with two edges, the included angle between the edge extending to the outer wall of the connection pipe body and the end face of the connection pipe body is 8 to 60 degrees, and included angle between the edge extending to the inner wall of the connection pipe body and the end face of the connection pipe body is 15 to 60 degrees; the other side of the lug boss is provided with a circle of stress plane and a circle of deformation groove with arc structure bottom; and the welding connection pipe is arranged in the nut, the nut is connected with the joint body, the sharp angle sealing ring is jacked on the sealing plane, and the stress plane is jacked on the nut. The pipe joint has reasonable design, simple installation, reliable sealing performance, high working pressure and wide application range.

The invention discloses a permanent magnet generator rotor comprising a shaft, an iron core (2) and the permanent magnet steel (3). The iron core (2) is made by punching a ring-shaped silicon steel sheet and is stacked into the cylinder shape; the top surface and the bottom surface of the iron core (2) are pressed by pressing plates (1) and (4); the matched parts of the middle parts of the pressing plates (1) and (4) and a rotating shaft are welded and fixed together; a plurality of permanent magnet steel (3) whose poles are arranged alternatively are fixed on the outer circumference of the iron core (2) uniformly; the permanent magnet steel (3) is shaped like both a trapezoid and a rectangle; after the poles of the permanent magnet steel (3) are positioned, the periphery of the permanent magnet steel (3) is sealed with epoxy resin. The permanent magnet generator rotor is integrally in the shape of a cylinder, uses less permanent magnet steel, has good magnetic performance and high specific power and a lighter than the permanent magnet generator rotor having the same power, keeps uniform gap (air gap) with the inner cavity of a stator, can be easily and reliably processed and mounted, can output larger power than the permanent magnet generator rotor having the same weight and is suitable for the wind power generator which is mounted on a pole.

The invention relates to an oblique-shaft type axial plunger pump / motor with a novel-structured plunger. The oblique-shaft type axial plunger pump / motor with the novel-structured plunger comprises a housing, a bearing cover, a spindle, the plunger, a cylinder body, a valve plate and a rear cover. The plunger is inserted inside the cylinder body hole of the cylinder body and hinged to a ball socket in the spindle through a ball joint at one end; the ball joint of the plunger is provided with a cylindrical step structure. By means of the improvement of the ball joint structure of the plunger, the oblique-shaft type axial plunger pump / motor with the novel-structured plunger can reduce the vibration during operation, accordingly, reduce the noise, improve the efficiency and further prolong the service life.

The invention relates to the technical field of difficult-to-machine material cutting and ultra-precision cutting machining, and particularly discloses a three-dimensional elliptical vibration cuttingdevice for a space curved beam. The three-dimensional elliptical vibration cutting device comprises a base body, a back plate, curved beam flexible units, a micro-motion platform, a clamp, a first piezoelectric ceramic promoter, a second piezoelectric ceramic promoter, a third piezoelectric ceramic promoter and a foundation; and the micro-motion platform is connected with the base body through the four curved beam flexible units, the clamp is arranged on the front surface of the micro-motion platform, the back plate is arranged on the back side of the base body, the base body and the back plate are arranged on the foundation, the first piezoelectric ceramic promoter is vertically arranged, the threaded end of the first piezoelectric ceramic promoter is connected with the base body, the ball end of the first piezoelectric ceramic promoter is connected with the micro-motion platform, the second piezoelectric ceramic promoter is horizontally arranged, the threaded end of the second piezoelectric ceramic promoter is connected to the base body, the ball end of the second piezoelectric ceramic promoter is connected to the micro-motion platform, a third piezoelectric ceramic promoter isarranged horizontally, the threaded end of the third piezoelectric ceramic promoter is connected to the back plate, and the ball end of the third piezoelectric ceramic promoter is connected with the micro-motion platform. The three-dimensional elliptical vibration cutting device solves the problem that in the prior art, an elliptical vibratory cutting device has problems.

The invention discloses a drainpipe net sludge integrated treatment method. The method comprises sludge excavation and sludge-water separation. The sludge excavation process comprises sludge primary cleaning, sludge deep cleaning, over-thick sludge cleaning and large-block stone or barrier cleaning. The sludge-water separation process comprises primary stirring, re-stirring and spiral delivery. The primary stirring and re-stirring processes comprise sludge curing agent addition processes. The method synchronously realizes sludge excavation and treatment on construction scene, is safe and effective in the whole process, is clean and environmentally friendly, greatly improves work efficiency and reduces a work cost and labor intensity.

The invention provides a throttler for an air floatation part and an air floatation piston comprising the throttler. The air floatation part is provided with a mounting cavity for mounting the throttler and an air outlet hole which communicates with the mounting cavity; the local area or the whole area of the outer side face of the throttler is a rough surface, the throttler is fixedly connected to the air outlet hole in the mounting cavity in an interference fit connection mode, part of the rough surface of the throttler faces the air outlet hole, after air enter into the mounting cavity, and the air makes contact with the rough surface and flows into the air outlet hole through the rough surface to achieve gas throttling. Compared with single small hole throttling, the throttler has the advantages that the risk of dirt dust particle blockage can be reduced, the throttling reliability is improved, throttling is achieved through the rough surface, machining is easy, large-batch production and installation are convenient, and the cost is low.

The invention relates to the technical field of optical communication devices, in particular to an antimony triselenide silicon-based electric dimming switch, an optical switch array and a chip. Comprising the steps that an antimony triselenide phase change material covers an interference arm optical waveguide based on a Mach-Zehnder interferometer structure to form an antimony triselenide silicon-based electric dimmer switch, and an antimony triselenide phase change material covers a micro-ring optical waveguide based on a micro-ring structure to form the antimony triselenide silicon-based electric dimmer switch. A plurality of two types of antimony triselenide silicon-based electric dimmer switches are respectively cascaded to form two types of antimony triselenide silicon-based electric dimmer switch arrays. By adopting the antimony triselenide phase change material, the energy consumption can be effectively reduced, the device size can be reduced, and the electro-phase change performance can be better on the premise of ensuring small insertion loss.

The invention discloses a polycrystalline silicon wastewater treatment method which comprises the following steps: (1) adjusting polycrystalline silicon wastewater through a pretreatment tank, and pumping the adjusted polycrystalline silicon wastewater into a primary sedimentation tank for flocculation and sedimentation; (2) carrying out physicochemical treatment on the silicon powder and silicon carbide mixture; (3) conveying the supernate to a filter for filtering; (4) conveying the filtrate to a weak acid cation bed to remove weak acid ions, and then conveying the filtrate to a carbon remover to remove carbon dioxide; (5) conveying the filtrate without carbon dioxide to a reverse osmosis tank for concentration and separation; (6) conveying the concentrated solution to a secondary sedimentation tank for flocculation and sedimentation treatment; (7) carrying out evaporative crystallization treatment on the high-salinity wastewater subjected to flocculent precipitation; (8) conveying the sludge mixture subjected to flocculent precipitation to a concentration tank for concentration; (9) conveying the concentrated slurry to a filter press for solid-liquid separation; and (10) conveying the slurry blocks to a drying machine for drying. The treatment method is simple and reliable, the production cost is reduced, and the ecological environment is protected.

The invention relates to an open-end spinning device with a spinning rotor (1), the shaft (3) of which passes through an aerostatic radial bearing (9) with a gap (9) between the support device and the shaft (3). 5) are radially supported, and an aerostatic radial bearing for this purpose. According to the present invention, the start-up spinning device also constitutes: the bearing surface of the spinning rotor (1) and / or the bearing surface of the radial bearing (5) is made of a polyimide or Kevlar (keular) of. Even in the unlikely event that contact of the bearing surfaces occurs, the service life of the radial bearing is thereby significantly increased.

The invention discloses a vehicle speed measuring system of a hinged type self-discharging mine car. The vehicle speed measuring system comprises a ground speed measuring radar and a vehicle speed calculating module. The ground speed measuring radar is mounted on a head chassis of a mine car to be measured; the ground velocity measurement radar is used for sending an electric wave signal with a preset frequency to the ground, receiving an echo signal and outputting a frequency value of the echo signal; the vehicle speed calculation module is used for calculating the real-time vehicle speed of the mine car to be measured according to the frequency values of the echo signals at the adjacent moments; according to the method, the frequency values of the echo signals at the adjacent moments are calculated, and the real-time speed of the mine car to be measured is obtained; data acquisition is convenient and stable, and the processing process is simple and reliable; the calculation process is simple in logic, and the obtained speed result is high in precision, stable and reliable; meanwhile, the original mechanical structure of the mine car is prevented from being greatly changed, the system is easy to install, and the installation position selection difficulty is small.

The invention relates to an oblique-shaft type axial plunger pump / motor with a novel-structured plunger. The oblique-shaft type axial plunger pump / motor with the novel-structured plunger comprises a housing, a bearing cover, a spindle, the plunger, a cylinder body, a valve plate and a rear cover. The plunger is inserted inside the cylinder body hole of the cylinder body and hinged to a ball socket in the spindle through a ball joint at one end; the ball joint of the plunger is provided with a cylindrical step structure. By means of the improvement of the ball joint structure of the plunger, the oblique-shaft type axial plunger pump / motor with the novel-structured plunger can reduce the vibration during operation, accordingly, reduce the noise, improve the efficiency and further prolong the service life.

The invention discloses a method for preparing wide-temperature-range high-frequency high-damping rubber materials. The method includes the following steps of preparing rubber compound by epoxidation natural rubber, softener, filler, damping intensifier, vulcanizing auxiliary and vulcanizing agent at the temperature of 40-150 DEG C, standing, vulcanizing in a certain condition to prepare the wide-temperature-range high-frequency high-damping rubber materials. Damping performance is improved by utilizing the epoxidation natural rubber as rubber base body and acidulated multiwall carbon nano tube. By utilizing phenolic resin as vulcanizer and double-bond generation chemical reaction of end reactive group in the phenolic resin and the epoxidation natural rubber, the epoxidation natural rubber can be subjected to crosslinking, and meanwhile, effective temperature range and frequency range of damping of the epoxidation natural rubber damping materials are broadened by means of hydrogen bond action between epoxy group of the epoxidation natural rubber and phenolic hydroxyl group of the phenolic resin, and has excellent mechanical performance. Further, the method for preparing wide-temperature-range high-frequency high-damping rubber materials has the advantages of simplicity in process and low cost.

The invention discloses a method used for generating an iso-wall thickness layered filling area of a three-period minimal surface. The method comprises the steps that a three-period minimal surface layered slice contour is input, wherein the slice thickness is h and the double-sided offset solid wall thickness is d; an influence layer which influences each target slice layer is found, and the offset distance thereof is calculated; the slice contour of each target slice layer is bidirectionally offset to form a first offset closed area, and the slice contour of the influence layer correspondingto each target slice layer is bidirectionally offset to form a second offset closed area; after the second offset closed area of the influence layer is projected to the corresponding target slice layer, the union set of the projected second offset closed area and the first offset closed area of the target slice layer is acquired, and the union set is used as the iso-wall thickness layered fillingarea of the target slice layer; and the iso-wall thickness layered filling areas of all slice layers are saved as a CLI file for output. The method has a stable and reliable process, and avoids the disadvantage of three-dimensional space mesh surface offset.

The present invention provides a device for cooperation control and regulation of lasers, belonging to the vision measurement field, and relates to a device for cooperation control and regulation of lasers. The device for cooperation control and regulation of the lasers comprises a box, two sets of rotation assemblies with the completely same structure, and two groups of array frames with the completely same structure. The two sets of the rotation assemblies are symmetrically installed on the box, and the two groups of the array frames are respectively fixedly connected with the two groups of the array frames. Each array frame is composed of a fundamental support and five groups of spacing regulation devices with the completely same structure. The layout of the five groups of the spacing regulation devices on the fundamental support is that: one group of the spacing regulation devices is installed in the middle, and four groups of the spacing regulation device are symmetrically disposed and respectively installed at four corners. Each spacing regulation device is fixed and connected with the fundamental support through screws, and is in a symmetry layout. According to the invention, a plurality of line lasers may be flexibly controlled, different striation modes may be projected according to different measurement requirements, and the spaces of the striations may be timely and steadily regulated. The device for cooperation control and regulation of lasers provided by the invention has compact structure, small space usage, reliable performances and easy operation, and effectively improve the effectively of the vision measurement.

The invention relates to a machining die for a heat-conducting silica gel pad. The machining die comprises a die bottom plate, a triangular blade point arranged on the surface of the die bottom plate, and a through hole formed in the die bottom plate, wherein the blade point is arranged along the periphery of the through hole and comprises a first blade face and a second blade face; the first blade face is arranged in the extending direction of the hole wall of the through hole; and an included angle is formed between the second blade face and the surface of the die bottom plate. Compared with the prior art, the machining die has the beneficial effects that the application range is wide, the product machining precision is reliable, the die is simple and easy to manufacture, and economic benefits are high.

The invention relates to a metal-to-metal sharp angle seal welding pipe joint. A pipe joint with simple installation and reliable mounting performance does not exist at present. The pipe joint comprises a joint body, a welding connection pipe with a connection pipe body and a nut, wherein the outer wall of the connection pipe body is provided with a circle of lug boss. The pipe joint is characterized in that: one end of the joint body is provided with a sealing plane; one end of the connection pipe body is provided with a sharp angle sealing ring with a sharp angle, the cross section of the sharp angle is provided with two edges, the included angle between the edge extending to the outer wall of the connection pipe body and the end face of the connection pipe body is 8 to 60 degrees, and included angle between the edge extending to the inner wall of the connection pipe body and the end face of the connection pipe body is 15 to 60 degrees; the other side of the lug boss is provided with a circle of stress plane and a circle of deformation groove with arc structure bottom; and the welding connection pipe is arranged in the nut, the nut is connected with the joint body, the sharp angle sealing ring is jacked on the sealing plane, and the stress plane is jacked on the nut. The pipe joint has reasonable design, simple installation, reliable sealing performance, high working pressure and wide application range.

The invention discloses a novel aluminum alloy transformer cooling fin clamping mechanism and a technological process. The novel aluminum alloy transformer cooling fin clamping mechanism comprises fixed supports, a rotating support is installed on each fixed support and connected with a turning mechanism, a transformer cooling fin is installed on each rotating mechanism and connected with a main circulation pipeline, the transformer cooling fins are welded through a six-degree-of-freedom welding robot, and the six-degree-of-freedom welding robot conducts welding on the transformer cooling fins simultaneously; oil chambers are directly connected with the main circulation pipeline by omitting a connecting plate, and the risk of welding bending deformation of oil chambers is reduced; by means of design of the transformer cooling fin clamping mechanism, the problem that due to the fact that clamping and positioning are poor, bending deformation of the oil chambers and / or the cooling fins occurs in the welding process of the transformer cooling fins is solved; by means of the six-degree-of-freedom welding robot, the speed and precision of welding are increased; by means of design of the technological process of the transformer cooling fins, machining of the transformer cooling fins is easier and more reliable.

The invention discloses a cooking fume pollution treatment device used on a roof and relates to the technical field of waste gas treatment. The cooking fume pollution treatment device comprises an exhaust filtering component, wherein the exhaust filtering component is connected with the top end of a chimney; a partition guide cylinder is connected above the exhaust filtering component in an insertion manner; an oil collection filtering cover is fixed above the exhaust filtering component and on the circumferential side of the partition guide cylinder through bolts; the exhaust filtering component comprises a rectangular base plate; a rectangular air tube is fixed on the lower surface of the rectangular base plate in a penetration manner; an annular oil storage groove, an annular insertiongroove and a water filtering groove are fixed in sequence from inside to outside on the upper surface of the rectangular base plate and in a coaxial line with the rectangular air tube; a pipeline fanis fixed between a pair of opposite walls of the rectangular air tube; and the lower end of the partition guide cylinder is connected inside the annular insertion groove in an insertion manner. Due todesigning of the exhaust filtering component, the partition guide cylinder and the oil collection filtering cover of the device, cooking fume can be firstly coagulated through multi-stage cooking fume filtering, the cooking fume filtering completeness is high, the cost is low, and the problem that a device for treating waste gas of a fume well on a roof is not available at present can be solved.

The invention discloses a sludge suction vehicle applied in a deep sewage well. The sludge suction vehicle comprises a sludge suction vehicle body and a liquid storage tank arranged on the same, a sludge suction pump is positioned in the liquid storage tank, a sludge incoming pipe of the sludge suction pump penetrates out of the side wall of the liquid storage tank, a main supporting plate and anauxiliary supporting plate are arranged on one side of the liquid storage tank, each of the main supporting plate and the auxiliary supporting plate is provided with a round shaft hole, a bearing is arranged in each round shaft hole, and a rolling barrel is arranged in each bearing. Operation personnel performs dredging operation on the ground, so that a mode that a worker goes down into the wellis replaced, operation efficiency is improved, and safety and reliability are realized; the whole sludge treatment process is safe, efficient, simple and reliable and meets related laws and regulations on environment protection.

The invention concerns an open-end spinning apparatus with a spin-rotor, the shaft of which is supported by an aerostatic, radial bearing with an air gap between the bearing assembly and the shaft. The construction material for the bearing surface of the spin-rotor and / or the bearing surface of the radial bearing is polyimide or aramid.

The invention discloses an embedded vector font color changing method for realizing the receiving and transmitting and displaying of multimedia messages in an embedded system with low processing capacity and low storage capacity. A message receiving party and a message transmitting party use same message coding mode. The embedded vector font color changing method comprises the following steps: adding color information of a message into coding information of the message when a user writes the message, then sending the coding information to a called user, obtaining corresponding color information and character information by analyzing after the called user receives the coding information, then executing the following steps to process all characters in the message, processing the characters by using a font engine to obtain 256-grayscale bitmap information and color information of the characters; converting the data of each point of the bitmap information according to the 256-grayscale bitmap information and the color information; and displaying the characters on a screen by using a vector font decoder according to the obtained color information.

The present invention discloses a positive-pressure explosion-proof box body. The box body comprises a three-dimensional frame, the three-dimensional frame comprises two plane frames and four stand columns connected between the two plane frames, and a top box plate, a bottom box plate, a front box plate and a rear box plate are connected to the top, the bottom, the front face and the rear face ofthe three-dimensional frame respectively. Side box plates and a box cover are arranged on the two annular side faces of the three-dimensional frame respectively, annularly-arranged magnetic blocks arearranged on the annular side face, opposite to the box cover, of the three-dimensional frame, and the box cover is magnetically attracted to the three-dimensional frame. According to the box body, the positive pressure and pressure relief dual-pressure overload protection can be achieved, the safe work of the equipment in the explosion-proof box body is guaranteed; due to the magnetic connectionof the box cover, the box cover can be opened and closed quickly and easily, and convenience is brought to operation. The box body is particularly suitable for being used as a box body of a positive-pressure explosion-proof printing device, and a printer is installed in the box body, so that the paper adding, paper clamping and other treatment are convenient.

The middle trough of the present invention features that all parts are made of engineering plastics and produced through single-body casting process. Compared with available middle trough of welded metal material, the present invention has the advantages of high abrasion resistance, high erosion resistance, one time longer service life, 75% reduced weight and 5-20% reduced production cost.

The invention discloses a positive-pressure explosion-proof box three-dimensional frame. The three-dimensional frame comprises two plane frames and four stand columns, and each plane frame is formed by connecting two I-shaped rods and two II-shaped rods; straight grooves are formed in the first faces of the I-shaped rods, and arc grooves are formed in the end faces of the II-shaped rods; the second faces of the two I-shaped rods of each plane frame and the second faces of the two II-shaped rods of each plane frame are spliced to form an annular top face or an annular bottom face; the first faces of two II-shaped rods, on the same sides, of the two plane frames are spliced with the second faces of two I-shaped rods serving as the stand columns to form an annular front face or an annular rear face; the first face of one I-shaped rod, on the same sides, of the two plane frames are spliced with the first faces of two I-shaped rods serving as the stand columns and the end faces of each twoII-shaped rods on the two plane frames to form annular side faces; the straight grooves in the I-shaped rods and the arc grooves in the end faces of the II-shaped rods define sealing grooves; and a plurality of magnetic block holes are formed in one annular side face. According to the three-dimensional frame, by adopting a structure that the two shapes of rods are spliced and connected through screws, the bearing capacity is high, the sealing effect is good, and machining and mounting are easy.

The invention discloses a lightweight built-in type automobile panorama sunroof which comprises a front glass assembly, a rear glass assembly and a frame assembly. The frame assembly comprises a front beam frame and side beam frames, wherein the side beam frames are arranged at the two sides of the frame assembly. A roller blind motor assembly and a driving motor assembly are installed on the front beam frame, and a frame guiding rail is arranged on each side beam frame; a skylight movement guiding groove, a roller blind movement guiding groove and a water discharging groove are formed in each frame guiding rail, and the rear ends of the two side beam frames are fixedly connected with the two ends of a middle beam combined frame correspondingly; a left roller blind base and a right roller blind base are installed on the two ends of the middle beam combined frame correspondingly, and a roller blind assembly is rotatably installed between the left roller blind base and the right roller blind base; and the two side edges of the rear glass assembly are fixedly connected with the corresponding side beam frames through a left glass fixing frame combination and a right glass fixing frame combination correspondingly. According to the lightweight built-in type automobile panorama sunroof, the manufacturing risk is low, product quality is stable and reliable, assembly is simple and convenient, producing efficiency is improved, and the invested producing and manufacturing cost is low.

The invention provides a method for realizing annular touch by a capacitive touch key, which comprises the steps of respectively acquiring key value variation corresponding to at least three touch keys distributed in an annular array, and if any key value variation meets a preset requirement, considering that touch exists; determining any two key value variable quantities as a first target key value variable quantity and a second target key value variable quantity respectively; according to the size relationship between the first target key value variation and the second target key value variation, determining the ratio of the first distance to the second distance to obtain a key value ratio, wherein the first distance and the second distance are distances from the touch point to a touch key corresponding to the first target key value variation and from the touch point to a touch key corresponding to the second target key value variation respectively; and obtaining position information of the touch point according to the key value proportion. The distance relation between the touch point and the touch key is judged according to the key value variation, and then position information is determined; the treatment process is simple and reliable, the flexibility is high, and the comprehensive cost is reduced.