50results about How to "Easy to design" patented technology

The invention relates the spacing robot arm joint. The invention aims to the problem of bad safe reliability of spacing mechanical arm joint and complicated structure. The wave generating machine (1-3-1) is fixed in direct current brushless motor, soft wheel (1-3-3) is installed on wave generating machine (1-3-1), hand wheel (1-3-2) is installed on soft wheel (1-3-3), bearing inner ring seat (1-5) is installed on hand wheel (1-3-2), hand wheel (1-3-2) is connected with direct current brushless motor, soft wheel (1-3-3) is connected with torque pick-up (1-1), address sensor is installed between torque pick-up (1-1) and bearing inner ring seat (1-5), torque pick-up (1-1) is connected with bearing out ring seat (1-6), bearing (1-4) is installed between bearing out ring seat (1-6) and bearing inner ring seat (1-5), magnetic code device (2-2) is installed on direct current brushless motor, sleeve (3) is installed in direct current brushless motor, and drive board (2-3), control board (2-4), power board (2-5) and interface board (2-6) are connected with each other by frame, direct current brushless motor and compression ring (2-10). The invention possesses the high intelligentize degree and integration degree.

The invention relates to an electrostrictive or magnetostrictive motor or a generator which can generate linear movement. The magnetostrictor actuator comprises a rigid non-magnetic support and a magnetostrictor which is arranged in the rigid non-magnetic support; one side of the rigid non-magnetic support is provided with a through opening, or two opposite sides of the rigid non-magnetic support are provided with through openings; a rigid magnetic rod which can freely move relative to the through opening is arranged in the through opening and is fixedly connected with the magnetostrictor; a rigid magnetic support is arranged outside the rigid non-magnetic support; one lateral side of the rigid magnetic support is open, and the other lateral sides are closed; an electromagnetic coil is winded round the periphery of the rigid magnetic support; the magnetostrictor, the rigid magnetic rod and the rigid magnetic support form an electric magnetic flux circuit; the rigid magnetic rod can freely move relative to the open side of the rigid magnetic support; and the rigid non-magnetic support and the rigid magnetic support are fixedly arranged. The mechanism of the invention can be used for researching and producing the instrument and the equipment requiring large-displacement, large-load and high-precision driving function.

The invention discloses a cylindrical barrel of grinding machine, in which the shaft of the grinding machine can be set to stirring. One end of the barrel is set a discharge hole, and off a certain distance from the hole there is a rotating speed transmission span, where the distance from the point on the inwall lateral section to the center of the rotating axis are different, which makes the powder rotating in the lateral section in variably velocity. Also, the invention relates to a stirring grinder, including a grinding barrel, a actuating mechanism and a rotating chief axis, wherein the barrel has the said structure, and the rotating chief axis is set inside the barrel along the barrel axis, the actuating mechanism drives the rotating chief axis to rotate. The polygonal structure off the discharge hole of the invention makes the shearing, compression, collision in the different sections of the same barrel, which homologous to the grinding process with several device and circulation: shearing, compression, again shearing, again compression.

The invention relates to a microwave millimeter wave low-phase-different wide-frequency digit attenuation integral circuit, wherein it is formed by one or more attenuation integral circuits; said circuit is formed by two wide-band single-pole double-throw switches, reference micro band, resistance attenuation network, input / output and two controllers; the controller functions right signal on two single-pole double-throw switches, the reference micro band will be connected or stopped, and the attenuation network will be stopped or connected; two branches outputs signal with fixed attenuation values and fixed phase. The invention has simple structure and wide work frequency, etc.

The invention provides a clock or watch display device, an inner core and a clock or watch. The clock or watch display device drives a week needle to do reciprocating motion with the help of a central gear, a driven week gear, a cam, a bar and a rack. The gear, the cam, the bar and the rack can be easily arranged to be in line with the effective space on a main board of the inner core so as to simplify the structure of the display device. Moreover, the cam is arranged between a rotating shaft and the rack of the bar part, compared with the situation of arranging the cam in a different position, a plurality of parts can be arranged more compactly, thus providing simple assembly.

The invention relates to an electric control injection system of natural gas engine for controlling the natural gas injection quantity, which is characterized by the following: adding the natural gas supply system; adapting gas-valve injecting supply pattern; setting the valve in the root of inlet pipe. The invention improves the gas-valve activation circuit to guarantee each cylinder with quantitative gas supply, which controls the zero-burn ratio according to the rotary speed and load.

A device for detecting movement for detecting the movement of an object on a touch area comprises: three or more proximity sensors, which are two-dimensionally and separately arranged on the touch area, each of the proximity sensors for measuring electric scalars which correspond to the distance to the object on the touch area; and a control unit for calculating the vector of a second touch position, which is modified in relation to a first touch position, using a first electric scalar and a second electric scalar that are measured with a predetermined time difference therebetween, thereby calculating the movement of the object in terms of the vector to generate a movement signal.

The invention relates to the technical field of a high voltage power supply. The invention provides a high voltage power supply for a mobile environment and a production method, in order to solve the problems of the prior art. The high voltage power supply is supplied according to the power supply requirement for high-parameter pulse power supply under the mobile environment. The low-voltage and low-power (typically 24V-32V / below 1 kW) power supply condition is utilized to realize instant high-voltage and high power (typically 100kW / 10kW) output parameter. An electrode of a capacitor set, a power supply (external) and direct current input ends of a plurality of inverters are in parallel connection with each other; an alternating current output end of each inverter is respectively connected with a primary coil of a transformer; a secondary coil of each transformer is connected with an alternating current input end of a rectifier; the direct current output ends of n rectifiers are serially (cascading) connected with each other through a wire and are used for outputting high voltage; when the high-voltage power supply runs, the outputted electric energy is mainly supplied by the capacitor set; the capacitor set has higher capacity and can meet the repeated recharging requirements of the loads.

A steering apparatus is provided to stabilize absorption characteristics of impact energy. The steering apparatus (20) includes: an outer column (23) supported by a rack (21) and an inner pipe (24) retained by the outer column (23) for movement in a front-rear direction of a vehicle. An impact energy absorbing member (26) is disposed in the inner pipe (24) and has a generally U sectional shape along the axis line (C2) of the inner pipe (24). The impact energy absorbing member (26) includes an abuttable section (62) bent from the rear end of a base section (61) such that the abuttable section is abutted against a fastening mechanism (27); and an energy absorbing section (63) bent forward from one end of the abuttable section (62) such that the absorbing section absorbs energy of the impact while deforming.

The invention discloses a material layer extruding energy-saving grinding apparatus, which comprises a suspending device, a cambered supporting plate, a lining plate, a lateral baffle plate, a pressure device, a roll shaft, a roll sleeve, a driving device, a feeding device, a discharging device and a frame, wherein an upper lifting lug of the cambered supporting plate is connected with a pin shaft on the frame through a joint bearing in the suspending device, while a lower lifting lug of the cambered supporting plate is connected with one end of the pressure device through a joint bearing in the pressure device; the other end of the pressure device is connected with the frame through the joint bearing and a bearing block thereof; the roll shaft is eccentrically mounted inside the cambered supporting plate and one end of the roll shaft is connected with the driving deice; a material grinding chamber is formed between the roll sleeve and the lining plate; the cross section of the material grinding chamber is shaped as sigma which is big in top and small in bottom; and the feeding device and the discharging device are fixedly connected to the frame, respectively. The material layer extruding energy-saving grinding apparatus is good in corrosion resistance and energy-saving; the design of pressure bearing parts and the selection of materials are implemented easily; and the feeding device is designed easily.

The invention discloses a slow wave structure based on a semiconductor-filled metal waveguide structure. The slow wave structure comprises a uniform metal hollow waveguide pipe wall, an air gap and a conical filled high-refractive index semiconductor medium strip. In the slow wave structure, by utilizing the abnormal characteristic that the direction of energy flow in the air gap is opposite to that of energy flow in media when electromagnetic waves are transmitted in a high-refractive index semiconductor-filled waveguide structure and selecting parameters of the waveguide structure reasonably, the average energy flow of the electromagnetic waves with different frequencies in air and the average energy flow of the electromagnetic waves with different frequencies in a semiconductor at the corresponding position of waveguide are approximate, so the electromagnetic waves have extremely low group velocity. When the electromagnetic waves enter a port and are transmitted along the waveguide, the group velocity of the electromagnetic waves is reduced gradually, and the energy of the electromagnetic waves is enhanced gradually until the electromagnetic waves reach specific parts corresponding to the frequencies; and waveguide parts in which the electromagnetic waves with the different frequencies can reach are different from one another, so the frequency division, field restriction and reinforcing effects of the electromagnetic waves are realized simultaneously by the structure.

The invention relates to the harmonic damper semi object simulation testing system. It comprises an enclosed semi object simulation testing circle by the control machine simulation platform, digital mode converter with several paths and its data collecting card, signal treatment device, electric liquid servo activator, vibrating platform, harmonic mass damper to be tested. It is reduced in development cost and improved in efficiency.

The invention relates to a silicon-based electro-optical modulator of a micro-cavity coupling multimode interferometer. The silicon-based electro-optical modulator comprises an adjustable miniature resonant cavity and a multimode interferometer. The input light is excited into two modes in a multimode interference wave-guide, wherein the light of one mode is coupled to a side miniature resonant cavity and the light of the other mode is not coupled to the miniature resonant cavity. The above two paths of light intervene with each other in the multimode wave-guide. In this way, the output light has an asymmetric resonance spectrum. Through modulating the miniature resonant cavity, the highly linear intensity modulation is ensured. The silicon-based electro-optical modulator has a broad application prospect in the optical communication and microwave photon signal processing field.

The invention discloses an organic semiconductor based one-dimensional photonic crystal edge emission laser and an implementation method. The laser uses a ridge-shaped gain medium formed on a substrate as a ridge-shaped waveguide, three photonic crystal gratings formed by one-dimensional photonic crystals are formed on the gain medium, the photonic crystal gratings at two sides are resonant cavities are of an all-trans structure or a partial transmission structure respectively and form a resonant cavity; and the photonic crystal grating between the photonic crystal gratings at the two sides isof a mode selection structure, and can only allow transmission of light near a target wavelength. The manufacturing cost and the condition demand of a laser are greatly reduced and lowered; the problem that an cleavage plane of an inorganic crystal material cannot be used as an outgoing window of an edge emission laser can be solved, and a good laser outgoing window can be manufactured easily; aflat plate all-optical integrated device can be easily integrated; a threshold is lowered, mode competition is suppressed, and an interface mode is effectively suppressed; and an edge emission organiclaser which is low in cost, is easy to process, is long in gain, is low in threshold, and is easy to integrate is realized.

The invention provides a fuel injection valve which comprises a rotary chamber and a horizental pessage, the fuel injection valve can restrain the variation of micronization performance and also can adjust the fuel flow ejected from a fuel injection hole. The fuel injection valve comprises the fuel injection hole (220), the rotary chamber (212) and the horizental pessage (211), wherein an inlet of the fuel injection hole (220) is arranged on the bottom of the rotary chamber (212), a side wall (211o) of the horizental pessage is separately connected with an upstream terminal (212cs) and a downstream terminal (212ce) of an inner circumference wall (212c) of the rotary chamber (212), under the condition of a first extending line (211ol) and a second extending line (211il) extending along the side wall (211o), on a flat projective plane vertical to the central axis of the fuel injection valve, a projection of an inlet opening (220i) of the fuel injection hole (220) exceeding a projection of the second extending line (211il) is arranged on a projection side of the side wall (211o) or a projection side of the first extending line (211ol).

A method using an FPGA (field programmable gate array) for controlling DSP (digital signal processor) program load running, which includes the steps: 1 selecting a chip with a power output enable end EN to supply power to a DSP; 2 connecting a certain IO (input / output) pin of the FPGA to the enable end EN, and temporarily naming the IO pin as IO pin CONTRL_EN; and 3 editing FPGA codes, and enabling the IO pin CONTRL_EN to continuously output low level after FPGA loading is completed. The method has the advantages of simplicity, capability of leading design and debugging of a circuit to be simpler and easier and high flexibility and reliability. Particularly when a plurality of DSPs are connected with the FPGA, the method is convenient for arbitrarily defining the electrifying load sequence and delay time of the DSPs, which cannot be realized by any special chips.

The invention relates to a focusing electric torch, which comprises an electric torch shell, a reflection cup which is arranged inside the electric torch shell, a power supply, a light source assembly and an electromagnetic focusing assembly which is arranged between the power supply and the light source assembly, wherein the electromagnetic focusing assembly is electrically connected with the power supply; and the electromagnetic focusing assembly comprises an electromagnetic focusing device and a control device for controlling the electromagnetic focusing device to produce magnetism, and the control device controls the focusing assembly to produce the magnetism so as to adjust relative positions of the light source assembly and the reflection cup. By utilizing the electromagnetic principle, the electromagnetic focusing assembly can produce the magnetism with the same polarity with the light source assembly, so that the light source assembly can be moved so as to realize the focusing purpose, and the problem of the failure of the water resistance caused by the excessive fatigue of a sealing ring because a lamp holder is rotated can be avoided; and moreover, the focusing electric torch is small in size, light in weight, small in heating volume, fewer in internal components and easy to design and produce.

A dust separator unit of vacuum cleaner is composed of an upstream inertial separator with less energy consumption and a downstream cyclone separator in which part of said upstream inertial separator is extended.

The invention discloses a prestressed reinforced membrane structural body and a combined type prestressed reinforced membrane structural body. The prestressed reinforced membrane structural body comprises a capsule body, a flexible reinforced framework and annular rigid components, wherein the content of the capsule body is a fluid, the annular rigid components are correspondingly arranged at theperiphery of the corresponding end parts of the capsule body, the flexible reinforced framework is arranged outside the capsule body, when the flexible reinforced framework comprises flexible cables,the flexible cables are arranged along the direction of a plain wire or a lead of the capsule body, or is wound around the periphery of the capsule body in a staggered manner, or is arranged in a mixed mode of the plain wire and the lead, the intersection points of the flexible cables arranged along the plain wire of the capsule body and the flexible cables wound around the periphery of the capsule body in the staggered mode are connected by using nodes capable of transmitting force, and the outline size of the capsule body filled with the fluid is larger than the outline size of the flexiblereinforced framework formed by the flexible cables, and when the flexible reinforced framework comprises flexible fiber cloth, the fiber cloth completely wraps around the capsule body. The prestressedreinforced membrane structural body and the combined type prestressed reinforced membrane structural body have the advantages of being light in weight, portable, convenient to install and uninstall,high in bearing capacity and rigidity and high in impact-resistant strength.

The invention provides a multiphase mixing catalytic oxidation VOCs treatment method.VOCs gas is conveyed to a pretreatment device through a gas collecting hood and a gas collecting pipe in a powered mode, and the VOCs gas sequentially enters a multiphase mixing catalytic oxidation device and a photocatalytic oxidation device after being pretreated and then is discharged.The gas entering the multiphase mixing catalytic oxidation device is subjected to a primary catalytic oxidation reaction and a secondary catalytic oxidation reaction.In the primary catalytic oxidation reaction, the gas passes through at least one reaction separation layer formed by microelectrolysis alloy ore catalyst particles and ultraviolet light as catalyzing media, and meanwhile an oxidizing agent solution is sprayed to the gas.In the secondary catalytic oxidation reaction, the gas passes through at least one reaction separation layer formed by a photocatalytic oxidation nanocomposite under irradiation of ultraviolet light.

The invention discloses a multi-system train power supply system and a control method thereof. In the system, the primary side of a traction transformer is connected with at least one AC power supplyline through an AC circuit breaker; a first tap on the secondary side of the traction transformer is connected with the AC input end of a PWM rectifier through a first isolation change-over switch; the DC output end of the PWM rectifier is connected with a load through a multi-step-down chopper; the DC output end is connected with a middle supporting capacitor in parallel; a a second tap on the secondary side of the traction transformer is connected with the AC input end of the PWM rectifier through a second isolation change-over switch; the first end of the first DC circuit breaker is connected with at least one DC power supply line; the second end of the first DC circuit breaker is connected with the DC output end of the PWM rectifier through the second DC circuit breaker; The first endof the third isolation change-over switch is grounded; and the second end of the third isolation change-over switch is connected with the DC output end of the PWM rectifier. Railway transportation under different power supply systems can be met, and therefore the requirements of different application conditions are met.

The invention discloses a vertical adsorber and a gas purification and adsorption system and method. The vertical adsorber comprises a shell, a gas distributor, adsorbent layers and a heat preservation layer arranged on the outer surface of the shell. The gas distributor is arranged in the shell and located between the upper surface and the lower surface of the shell, and the gas distributor comprises a first gas distributor arranged adjacent to the upper surface of the shell and a second gas distributor arranged adjacent to the lower surface of the shell; at least two adsorbent layers are arranged between the first gas distributor and the second gas distributor, a gas redistributor is independently arranged between every two adjacent adsorbent layers, and a hollow interlayer is formed between the upper surface / lower surface of each adsorbent layer and the gas distributor / gas redistributor. The adsorber is simple in structure, easy to design and manufacture, high in adsorption efficiency and good in adsorption effect, and continuous purification of circulating hydrogen in the polycrystalline silicon production process can be achieved and high-purity hydrogen capable of meeting thepolycrystalline silicon production requirement can be obtained by coupling and using a plurality of vertical adsorbers.

An ecological hydro-junction facility applicable to river and lake communication comprises a submerged weir, water release gates, blow sand gates, gate piers, a ship lock, a guide wall and gate hoists. In a flood season, the water release gates and the blow sand gates are opened to enable part of river water to flow into a lake region and relieve the downstream flood prevention pressure, fishes migrate through the gates to lay eggs and find foods, and the gates are closed after the flood season ends. During the dry period, the blow sand gates are opened to feed water to the downstream to washsediment deposited in the lake region to the downstream and guarantee water abundance of the lake region. Exchange of a water body of the lake region and the river water is realized through the submerged weir throughout the year for fish swimming. The ecological hydro-junction facility is a gate and weir combined allocation open type regulation and control junction. While the defects of a hydro-junction are overcome, the problems of inadequate bearing capacity of water resources and water environments of river-communicating lake regions during the dry period and the like are effectively alleviated.

The invention provides a handpiece assembly, an air duct system and a fan. The handpiece assembly comprises an air outlet duct and air guide plates; the air outlet duct is divided into a plurality ofair outlet parts by the multiple air guide plates, and each air outlet part is provided with a first air wall and a second air wall which are arranged opposite to each other; each first air wall comprises a first arc-shaped flow guide surface and a first flow outlet surface which is connected to the first arc-shaped flow guide surface in the air flow direction; each second air wall comprises a second arc-shaped flow guide surface and a second flow outlet surface which is connected to the second arc-shaped flow guide surface in the air flow direction; an air outlet gap is formed between each first flow outlet surface and the corresponding second flow outlet surface; and in the air flow direction, the extension surfaces of the first arc-shaped flow guide surfaces intersect at the second flowoutlet surfaces, and the extension surfaces of the second arc-shaped flow guide surfaces intersect at the first flow outlet surfaces. The handpiece assembly is high in air outlet volume and air pressure.

The invention discloses a trailer framework. The trailer framework comprises a crossbeam and side beams fixedly arranged at the two ends of the crossbeam; the side beams are each of a U-shaped structure; a first braking beam which is located between the side beams is arranged at the front upper part of the crossbeam, and a second braking beam which is located between the side beams is arranged at the rear upper part of the crossbeam; the first braking beam and the second braking beam are parallel; the two ends of both the first braking beam and the second braking beam are fixedly connected with the inner sides of the side beams correspondingly; braking seats which are used for braking devices being installed are correspondingly arranged on the first braking beam and the second braking beam; the multiple braking seats of the first braking beam are located on the front side and are transversely arrayed on the first braking beam at intervals; and the multiple braking seats of the second braking beam are located on the rear side and are transversely arrayed on the second braking beam at intervals. According to the trailer framework, designing and machining of the crossbeam can be easier, and stress concentration on the crossbeam can be reduced. The invention further discloses a trailer bogie including the trailer framework.

The invention discloses an electromagnetic heating pressure cooking device, which comprises a pot cover, a sealing ring, an inner pot, a shell, an outer pot ring fixed in the shell, and a displacement detection switch connected with a control circuit. The outer pot ring is rigidly connected when the pot cover is screwed, the sealing ring is positioned between the inner pot and the pot cover, a coil disc is arranged between the bottom of the inner pot and the shell, a pressure ring and an elastic mechanism are arranged between the inner pot and the outer pot ring, the top of the pressure ring is rigidly contacted with the pot edge of the inner pot, or a heat insulation pad which is used for separating the inner pot and the pressure ring is arranged at the contact position of the pressure ring and the inner pot edge, the lower part of the pressure ring is fixedly connected with the coil disc, the displacement end of the elastic mechanism is in movable rigid connection with the pressure ring, and the static end of the elastic mechanism is fixedly connected with the outer pot ring. The electromagnetic heating pressure cooking device can conveniently realize even heating of the whole pot bottom and achieve good cooking effect, and meanwhile has the advantages of simple structure, strong manufacturability, low cost, safety and reliability.

The invention provides a purification device, which can be easily operated and controlled, has low requirements for the granularity of modified ilmenite concentrate and has high applicability, and a method of purifying modified ilmenite concentrate with the purification device. The purification device comprises a reactor (5), a storage tank (2), a fan (7) and a first heater (11), the reactor (5) comprises a first opening (12), a second opening (1), a third opening (4), a fourth opening (8) and a fifth opening (9), wherein the first opening (12), the second opening (1) and the third opening (4) are arranged on the top of the reactor (5), the fourth opening (8) and the fifth opening (9) are arranged on the bottom of the reactor (5), the reactor (5) is communicated with the storage tank (2) through the third opening (4) on the top of the reactor (5), the fan is communicated with the reactor (5) through the fourth opening (8) on the bottom of the reactor (5), and the first heater (11) is matched with the fan (7) to supply hot airflow to the reactor (5).

The invention provides a special nylon worm gear for EPS of an automobile and a preparation method thereof. The special nylon worm gear is composed of a nylon worm gear and an iron core compounded in the nylon worm gear. The nylon worm gear comprises, by weight, 98.99 to 99.46% of a nylon raw material, 0.1 to 0.3% of a catalyst, 0.2 to 0.35% of an assistant catalyst, 0.02 to 0.03% of nylon oil, 0.2 to 0.3% of a modifier and 0.02 to 0.03% of toner. The special nylon worm gear is prepared through cleaning, preheating, heating, catalytic modification, casting and polymerization, thermal refining and cooling. The prepared special nylon worm gear can be used for EPS of the automobile to replace a metal worm gear and has the advantages of light weight, low noise, corrosion resistance, impact resistance, and easiness in designing, processing and molding.

The invention provides an LED illuminating device and a manufacturing method thereof. The LED illuminating device is mainly characterized in that a metal sheet is stamped and formed into a current-conducting plate with a 3D space, the current-conducting plate is provided with an illuminating circuit, then the current-conducting plate is supported through a supporting frame, and the illuminating device of multiple types is formed. The supporting frame is used for supporting and fixing the current-conducting plate, and the solid curve surface of the formed space of the current-conducting plate is facilitated. The LED illuminating device is further provided with an LED chip welding point protection mechanism used for protecting all LED chip welding points. The LED illuminating device can be suitable for mass production, the manufacturing yield of the device can be increased, and the demands of high radiating efficiency, large illuminating area, material saving, light weight or / and environment protection can be met.