140results about How to "Full performance" patented technology

The invention discloses a water phase preparation method of a spherical silver nanoparticle with adjustable size, which comprises the following steps of: 10, preparing a silver seed solution : 101, mixing deionized water with a sodium citrate solution, and obtaining a stabilizer solution after stirring; 102, heating the stabilizer solution to the temperature of water bath, adding an AgNO3 solution, and then adding a NaHB4 solution; and 103, utilizing the deionized water to obtain a constant volume after cooling at room temperature, and obtaining the silver seed solution; 20, preparing the spherical silver nanoparticle: 201, adding deionized water to a flask, then adding sodium citrate solution to obtain a reducer solution, and heating the reducer solution to a boiling state; 202, adding the silver seed solution to the reducer solution, and then adding the AgNO3 solution; and 203, cooling at room temperature to obtain the spherical silver nanoparticle. The preparation method can be used for preparing the spherical silver nanoparticle with favorable monodispersity, and the size of the spherical silver nanoparticle can be adjusted.

This invention provides a nanometer grating used in polarized splitting and combination beam and its process method. The metal grating bar is located in the ditch bottom of the nanometer grating and it deposit a layer of protective film with same quality with upper layer of the grating structure. The process method are the following: 1, first to make nanometer grating by use of synchronization radiation X-ray light etching method; 2, to unromantically coat a metal film with high reflection on the surface of nanometer grating; 3, to remove the metal film on the back of the optical grating by use of ion beam inclined etching method; 4, to cover material with same quality with underlay on the grating surface. The metal grating surface can have an ideal solid surface and reliable protective cover.

The invention provides an automatic packaging unit which comprises a feeding machine, an automatic buffer lifting machine, an automatic barrel packaging machine, an automatic film packaging machine, a boxing machine and a stacker crane that are sequentially connected with one another. When a production line has abnormal conditions, strip-shaped materials are continuously sent to the automatic buffer lifting machine through the feeding machine; on one hand, the strip-shaped materials are directly sent to the automatic barrel packaging machine in a subsequent procedure through the automatic buffer lifting machine, on the other hand, when the equipment in the subsequent procedure fails, the strip-shaped materials in the equipment in the former procedure are temporarily stored in a bin; when the equipment in the former procedure fails, the strip-shaped materials stored in the bin can be conveniently sent to the equipment in the subsequent procedure; and therefore, the whole production line and the whole process cannot stop due to local maintenance. The strip-shaped materials to be packaged are simultaneously sent to barrels to be packaged through the automatic barrel packaging machine while being automatically counted, and films wraps the barrels through the automatic film packaging machine, so that the strip-shaped materials are packaged with good quantity and quality, and the grade of the products is improved. The automatic packaging unit realizes autonomic packaging and counting of the strip-shaped materials, and is suitable for packaging any strip-shaped material.

The invention discloses a large-scale water pump unit and a working condition adjusting mode accurate quantitative model-selection method and belongs to the technical field of pump stations. The method is characterized by comprising the steps of A), firstly choosing various types of feasible pump sizes and number; B), determining the power of matching electrical motors in various feasible pump sizes initially; C), calculating variable working condition annual optimizing operation cost of a pump unit and total device cost caused when a pump station unit is provided with different working condition adjusting modes, the total cost of running and devices of the pump station unit in the period of the service life when a frequency conversion speed-changing adjusting mode, a total angle-changing adjusting mode and a half working condition adjusting mode are arranged for the pump station unit; and comparing total costs of different schemes and determining that the total cost which is the lowest is a best scheme. According to the pump unit device model-selection method, the usage requirement of a pump station can be guaranteed, high efficiency can be achieved, the cost of the device can be saved, and the running cost can be saved. The method can be applied to water pump units of national medium and large pump stations and selection of working condition adjusting modes and optimizing operation, and the electrical energy and the device cost are saved.

The invention relates to a method for preparing a modified phenolic resin for a paper-base copper clad laminate substrate resin. In the method, cardanol is adopted together with an epoxide vegetable oil to modify a phenolic resin, the usage amount of tung oil is reduced considerably, the copper clad laminate manufactured by using the modified phenolic resin as a main resin has the advantages of excellent flexibility, low water absorptivity, high electrical insulation in wet state, low manufacturing cost and the like, and at the same time, a melamine resin is added to further modify the phenolic resin, so the drawback that the phenolic resin changes color due to the light is inhibited obviously and the modified phenolic resin prepared by the method can meet requirements on appearance color.

The invention relates to an automatic feeder used for arc welding. The automatic feeder used for arc welding comprises a fixing frame and an overturning table, wherein the overturning table is arranged on the fixing frame. The automatic feeder used for arc welding is characterized in that a bracket panel used for fixing a workpiece is arranged on the overturning table, an overturning mechanism used for adjusting the overturning angle of the overturning table is arranged above the overturning table, a motor used for driving the bracket panel to rotate is arranged below the overturning table, and an output shaft of the overturning mechanism is perpendicular to an output shaft of the motor. The automatic feeder used for arc welding has two degrees of freedom which enable the workpiece to be overturned in two directions as well as rotated continuously in the forward direction and in the reverse direction, the workpiece can be located on an optimum welding position, and automatic and continuous feeding of workpieces is achieved. An axial positioning hole used for workpiece installation is formed in the center of the bracket panel, and as a result, installation accuracy, operation accuracy, welding quality of welding seams and production efficiency are improved greatly, labor intensity of workers is relieved, and the efficacy of various welding methods can be brought into full play.

The invention relates to an outsourcing team control system, comprising at least one hand-held terminal, a server side and various identification labels. The hand-held terminal is a mobile intelligent terminal with the functions of remote identification of 2.4G active electronic labels, photographing and camera shooting, bar code scanning and navigation positioning, and performs data interaction with the server side through a wireless network; the identification labels comprise 2.4 active electronic labels, one-dimensional code labels and two-dimensional code labels; the server side comprises the following function modules: a, work plan management module; b, outsourcing team management module; c, outsourcing team personnel management module; d, black list management module; e, active electronic label IC card management module; f, tool intelligent management module; g, query statistics module; and h, database module. Each work plan contains construction detailed information; an inspector can be guided to a construction site through the hand-held terminal, and manages outsourcing teams through operating the hand-held terminal.

The invention discloses a method for vacuum pouring concrete in steel pipes, which comprises the following steps: ① preparing steel pipe concrete: adding 0.8%-1.5% by weight water reducer and appropriate amount of expansion agent or anti-shrinkage agent to the concrete, and controlling the water reducer The amount of air-entrained air is less than 2.2% by volume, and fly ash is mixed with 10%-20% by weight; ②In the vacuum perfusion system, the vacuum pressure inside the steel pipe is under the vacuum negative pressure condition of -0.1MPa~-0.09MPa , Use a concrete pump to inject concrete into the steel pipe; ③ Continuously pour concrete into the steel pipe: When the steel pipe is filled with cement slurry and the concrete flows out of the slurry outlet, the construction of pouring concrete is completed. The steel pipe concrete prepared by the invention can effectively reduce the number of air bubbles attached to the pipe wall, improve the compactness of the concrete in the steel pipe, and is beneficial to exert the mechanical properties of the steel pipe concrete structure.

The invention relates to a machining method for improving the form and position precision of a large gearbox body device. The processing method comprises the following steps: marking out, performing rough machining on the subdivision surface and a semi-axle hole of each separated gearbox body, performing artificial failure, marking out secondarily, carrying out semifinishing on the subdivision surface and the semi-axle hole of each separated gearbox body, performing natural failure, performing finishing on the subdivision surface of each separated gearbox body, assembling a gearbox body device, performing finishing on the axle holes of the gearbox body device, and checking finally. According to the machining method, since semifinishing and finishing of each separated gearbox body and the gearbox device are performed by the same machine tool on the same locating basis, the machining precision is greatly improved.

A solidifying agent for the self-hardening furan resin contains toluene (0-5 wt.%) or (0-20 wt%), xylene (2-10) or (5-25), sulfuric acid (35-65) or (10-40), water (0-20) or (20-60), methanol (10-45) or (6-30), alcohol (0-9) or (0-6), and regulating agent (0.05-0.9) or (0.1-0.7) for fast-hardening or slow-hardening furan resin used for casting.

The invention discloses a method and device for heating washing water of a washing machine. The method comprises the steps that a target washing temperature interval is obtained; the first temperature of the washing water is detected; whether or not the first temperature is higher than or equal to the maximum value of the target washing temperature interval is judged; if not, the washing water is heated so that the temperature of the washing water reaches the maximum value. By means of the method and device, the washing temperature of the washing machine is kept in the optimal temperature interval, the washing effect is improved, the washing time is shortened, and the user experience is improved.

The invention discloses an image recognition and processing system on automatic tracking dispensing equipment. The system is adapted to an uninterruptible feeding assembly line, and monitors or captures image information of assembly line feeding in real time through one or more image acquisition devices. The system comprises: an image acquisition module which monitors or captures the image information of assembly line feeding in real time through one or more image acquisition devices;an image processing module which is used for establishing a template based on contour image information of an incoming material and fitting a template model of a corresponding product through a model matching algorithm and a morphological analysis method, associating the image coordinate system with the equipment motion coordinate system through a five-point calibration method based on the position image of the incoming material, and determining the coordinate and angle of the current incoming material inthe equipment motion coordinate system; and a track editing module which is used for carrying out simulation teaching on the machining process of an incoming material model through a preset dispensingtrack or a manual operation track, and correcting the dispensing track according to the coordinate and angle of an incoming material.

The invention consists of a data intelligence collection unit, an enterprise monitoring unit, a data service unit, an enterprise diagnosis unit, a diagnosis center unit, an analysis method unit, an expert consultation service unit and a resource login and authentication unit. The invention can implement remote monitoring and diagnosing for mechanical failure, each subfunction of the monitoring and diagnosing system is distributed independently in network, constitutes flexible resource. The each resource unit can be maintained, renewed, updated by technical development institute, through recombining and dispatching relevant resource unit to implement resolution for complex problem. Each technical resource and expert resource can be shared, integrated and utilized in the network layer.

The present invention relates to an operating method of an outsourcing team management and control system. The system comprises a handheld terminal, a server end and various identification labels. The handheld terminal is a mobile intelligent terminal with functions of remotely identifying a 2.4G active electronic label, photographing and video recording, bar code scanning and navigation and positioning; the handheld terminal performs data interaction with the server end via a wireless network; the identification label comprises the 2.4G active electronic label, a one-dimensional code label and a two-dimensional label; and the server end comprises the following functional modules: a. a job plan management module, b. an outsourcing team management module, c. an outsourcing team staff management module, d. a blacklist management module, e. an active electronic label IC card management module, f. a tool intelligence management module, g. a query statistical module, and h. a database module. Inspectors can navigate to a job construction site by means of the handheld terminal, and perform outsourcing team management by operating the handheld terminal.

The invention discloses a throttling orifice hydraulic buffer. It includes buffer body, inner and outer back springs, throttling wall, supercharge sliding sleeve, buffering contact. The cylindrical surface of the buffering contact and the throttling wall is set two grooves set throttling orifice to block oil moving. The invention has impact velocity automatic adaptability, can keep shock absorbing capacity stable by adapting the variety of the hydraulic oil viscosity under major temperature variety.

The invention provides a TBM operation parameter decision-making method and system based on deep learning. The TBM operation parameter decision-making method comprises the steps of: receiving TBM tunneling real-time mechanical parameter information; constructing a real-time mapping relationship between the total propulsive force and the total torque of the cutter head and the propulsive speed andthe rotating speed of the cutter head by utilizing a deep learning neural network; and on the basis of the obtained mapping relation, setting a tunneling speed set value and a cutterhead rotating speed set value which are matched with each other according to the requirements of a construction site to form a TBM operation parameter decision scheme. The problems that at present, when a driver drivesthe TBM, the relation between rock mass changed along with forward tunneling of the TBM and the mechanical interaction of the TBM cannot be quantitatively known, blind decision making is conducted onTBM operation parameters, and various kinds of efficiency and safety are caused are solved. The optimal strategy of tunneling is efficiently and timely calculated only according to the machine data recorded by the TBM under the condition that a coring experiment does not need to be carried out on the rock mass in the tunnel, and contributions are made to efficient and safe tunneling of the TBM.

The invention discloses a layered high-frequency fine vibrating screen. The layered high-frequency fine vibrating screen is composed of an ore pulp distribution system, a screening system and a discharging system. The ore pulp distribution system structurally comprises a first-level ore pulp tank (2), a second-level ore pulp tank (3) and hoppers (5), wherein the feed end of the first-level ore pulp tank (2) is connected with a multihole energy dissipation valve (1); an overflow port of the first-level ore pulp tank (2) is connected with the second-level ore pulp tank (3); the hoppers (5) are connected to the lower portion of the second-level ore pulp tank (3). The screening system is composed of a vibration excitation unit, a classifying unit and a supporting unit. The discharging system has the functions of collection and discharge of materials below the screen and collection and discharge of materials on the screen, wherein the materials below all layers of high-frequency screen assemblies (7) are connected with upper chutes (10) through short pipes; the upper chutes (10) are connected with a material-below-screen main outlet (20); the materials on all the layers of high-frequency screen assemblies (7) are connected with lower chutes (11); a subsidiary discharge port (21) is connected to the lower chutes (11). The layered high-frequency fine vibrating screen has the advantages of being uniform in ore pulp feeding, high in screening efficiency and processing capacity and capable of adapting to different working conditions.

The invention provides a voltage dynamic balance management system of a power lithium battery pack, which relates to a charging and discharging balancing circuit of a series power battery pack. The voltage dynamic balance management system comprises a microprocessor, Hall sensor modules, channel selecting modules, a switch driving circuit module and a DC/DC (Direct Current/Direct Current) transformer, wherein the microprocessor is used for gating a single battery in the battery pack by a first channel selecting module; an input end of the DC/DC transformer is connected with two ends of the battery pack; an output end of the DC/DC transformer is connected with two ends of the single battery by the switch driving circuit module and the switch driving circuit module; an input end of a first Hall sensor module is connected with a charging current input end and a discharging current output end of a charging and discharging switch; an output end of the first Hall sensor module is connected with the microprocessor; an input end of a second Hall sensor module is connected with a balancing charging current output end of the switch driving circuit module; an output end of the second Hall sensor module is connected with an input port of the microprocessor; an input end of the switch driving circuit module is connected with an output end of a second channel selecting module; and an output end of the circuit driving circuit module is connected with two ends of the single battery of the battery pack.

A stress-induced light emitting composite material according to the present invention contains at least stress-induced light emitting inorganic particles, which emit light at application of a mechanical effect thereon and a polymer material. The stress-induced light emitting inorganic particles are not more than a wavelength of visible light in particle diameter and surface-treated. With this arrangement, the stress-induced light emitting composite material becomes transparent in a visible light range. Moreover the surface treatment of the stress-induced light emitting inorganic particles give water resistance to the stress-induced light emitting inorganic particles.

A wave-wheel washer applicable for frequency conversion technology comprises an inner barrel, an outer barrel and a wave wheel in the inner and outer barrel, a dewatering shaft connected with the inner barrel and a main body of the washer with a clutch having a drainage dragger. The washer is characterized in that the washer comprises additionally a frequency conversion motor, and the clutch is a synchronous clutch, the washing shaft is a cylindrical part whose upper end and lower part are square. In the upper and lower casing of the clutch, from down to up sequentially are a dewatering friction plate assembly fixed on the washing shaft, movable friction plates fixed respectively on the upper and lower part of the slide sleeve of the dewatering shaft, a pressure spring and an adjusting nut looped on the dewatering shaft; the washing friction plate assembly fixed on the joining site of the upper and lower casing is put against the bottom of the slide sleeve together with the roller on the shift fork assembly connected with the drainage dragger. The invention can realize the optimal combination of different washing, rinsing and dewatering, so as to save power, water, wash clean, achieve low wear and high dewatering rate, and the invention has greatly simplified the manufacturing process and reduced the cost.

The invention provides a city planning method utilizing an open-type sunken road. The city planning method comprises the following steps of determining the layout of a ground road, an open-type sunken road and a construction land and forming a layered mesh city pattern, by combining the topography and geomorphology as well as the existing buildings in a planning land; planning buildings, squares, green lands, infrastructures and underground space in the planning land according to the requirements on the development goal, the population scale and the control index of a planning city in the overall city planning; and proposing the next-step construction control index for the obtained city functional space, and performing professional technical docking on the architectural design, transportation planning and municipal engineering. According to the city planning method disclosed by the invention, the open-type sunken road is utilized, so that the ground road and the open-type sunken road form staggered layers to realize the functions of separation of pedestrians from vehicles, natural lighting and ventilation of underground space, and the like, and not only is the city development space expanded, but also the environmental quality of the underground space of the city is improved.

The invention relates to a compound preparation with functions of killing pests and weeding, belonging to the technical field of pesticides. The compound preparation is prepared from glyphosate, blue vitriol, a traditional Chinese medicine composition, a surface active agent, an emulsifying agent, a stabilizing agent, a defoaming agent and water, wherein the traditional Chinese medicine composition is prepared from the following raw materials: datura metel L, cortex meliae, ailanthus altissima leaves, pine needle pieces, cinnamomum camphora leaves, pericarpium zanthoxyli, radix euphorbiae lantu, rehmannia root, sea-buckthorn and cacumen platycladi. The compound preparation with the functions of killing pests and weeding is good in pesticide effect, can achieve a good effect of killing the pests while weeding, and is lasting in pesticide effect, low in toxicity and easily decompose; the traditional Chinese medicine composition added into the compound preparation is safe and healthy, and has killing and controlling effects for the pests; the traditional Chinese medicine composition has a synergistic effect with the glyphosate, so that the comprehensive effectiveness of the traditional Chinese medicine composition and the glyphosate is fully exerted, and the compound preparation has a pest control effect while weeding.