84results about How to "Meet the needs of various occasions" patented technology

The invention discloses an additive manufacturing method for a metal part. The additive manufacturing method comprises the following steps of: (1) designing a CAD model according to the outline dimension of a metal part, performing layering processing on the model, and performing melting deposition path planning according to the specific appearance features of each layer subjected to layering processing; (2) preparing a material which is the same with the part in components into powder or a welding wire; (3) performing melting deposition on powder or the welding wire according to the planned path on a base plate through an electric-arc heat source; and (4) lifting a processing head by height of a deposition layer after melting deposition, repeating the step (3) to perform layer-by-layer melting deposition until a needed shape dimension of the metal part is reached. The method further comprises a step of performing laser melting on the surface of the melting deposition layer by laser or performing laser melting to generate a composite reinforcing layer. The additive manufacturing method disclosed by the invention effectively improves surface forming flatness and quality of the metal part, and reduces follow-up processing time and cost; and meanwhile, surface hardness, wear resistance and corrosion resistance of the metal part are also remarkably improved.

The invention provides a crawler-type goods-outgoing warehouse of an automatic vending machine, comprising a goods-outgoing warehouse box body which is internally provided with a plurality of baffles at interval and in parallel. A goods-transferring device is arranged in a goods passage between every two baffles; the rear end of the goods passage is provided with a driving device; the goods transferring device is a crawler delivery device; and the front end part of each goods passage is provided with a goods-outgoing detecting device. Goods are transferred by adopting a crawler mode, and no spacer exists among the goods, so that the limitation of the goods warehouse to the length of sold goods is avoided, and the adaptability of the automatic vending machine is enhanced; each goods passage is provided with a goods-outgoing detecting device; in the goods-outgoing detecting device, mechanical connection and transmission is adopted, the structure is simple, the reliability is high, and the manufacturing cost is low; and rotatable transparent shift lever pushing pieces are arranged at the outer side of a goods warehouse exit, the goods falling caused by vibration of a machine body canbe effectively prevented, and due to the adoption of the rotatable transparent shift lever pushing pieces, the shopping interestingness is also increased. The crawler-type goods-outgoing warehouse disclosed by the invention has the advantages that the structure is simple, the working is reliable and the application range is wide.

The invention relates to an Internet-of-Things based multiparameter online water quality monitoring system and an implementation method. The monitoring system comprises a plurality of water quality detection gateways, a local server, a cloud server and a smart phone. Each water quality detection gateway is connected with a plurality of bus-type water quality sensing modules and a plurality of wireless water quality sensing modules. Each water quality detection gateway is connected with the local server through the Ethernet, connected with the cloud server through the wireless wide area network, connected with the smart phone through Bluetooth, connected with the bus-type water quality sensing modules through RS485 buses, and connected with the wireless water quality sensing modules throughWSNs (wireless sensor networks). Each of the bus-type water quality sensing modules is connected with a multiparameter water quality sensor, and each of the wireless water quality sensing modules isconnected with the corresponding multiparameter water quality sensor. The water quality detection gateways of the monitoring system are connected with the water quality sensors through the RS485 fieldbuses and the WSNs, data query and system parameter configuration can be performed in multiple ways, and accordingly, the monitoring system is flexible, convenient and rapid to use.

The invention aims to provide an efficient and energy-saving 3D printing method of luminous words. The 3D printing method of the luminous words includes the technical steps that 1, a drawing is designed and a model is made; 2, a luminous word panel is carved; 3, a vertical wall and a lamp panel are printed; 4, a light source is pasted; and 5, assembling is performed. The method has the beneficial effects of being high in printing precision and printing speed, easy to operate, nontoxic, dustfree, environment-friendly, efficient, capable of saving cost and the like. The obtained luminous words are easy to assemble and disassemble and convenient to maintain later, have flexible and varied patterns and styles and have a wider application range. The demands of various occasions can be met by matching colors of the words at will.

The invention discloses high-power LED (Light Emitting Diode) light source assembled street lamp and tunnel lamp, comprising a framework, lighting modules, a control box, a support and a controller, wherein the controller is arranged in the control box; the framework is formed by assembling an upper beam, a lower beam and left and right fixing frames, a plurality of lighting modules are arranged side by side in the framework and each lighting module can rotate from side to side along respective axis; the control box is fixed with the framework; and the support is fixed with the framework through the control box and also can be directly fixed with the framework. By means of the special lamp of the high-power LED light source assembled street lamp and tunnel lamp which is provided by the invention, the problems of general street lamps and tunnel lamps cannot be assembled on site according to practical situations and the light distribution curve, the power, the overall dimensions of the lamps cannot be regulated at will and the like can be solved; the design structure is reasonable; the light distribution curve of the lamps is adjustable, the power and the size can be easily changed; various road conditions can be adapted; and the best road surface lighting effect can be acheived.

The invention discloses a handheld portable generating device for sliding arc low-temperature plasma. According to the structure, a miniature air pump is connected with an insulating sleeve through a silica gel conduit, the insulating sleeve is located between a high-voltage electrode and a ground electrode, a high-voltage power source supplies power to the high-voltage electrode and the ground electrode, the high-voltage power source, the high-voltage electrode and the ground electrode are embedded in a handle, a hole is formed in the front end of the handle, so that the plasma is sprayed out, and a control switch is arranged on the handle so as to control the high-voltage power source to work. The generating device has the advantages that the length and the temperature of the plasma are changed through adjustment of the voltage, operation is simple and flexible, and the device can be used conveniently by an operator; the device is small in size, convenient to carry, attractive in appearance and low in cost; air or simple substance gas or a mixture of air and simple substance gas or a gaseous compound or gaseous organic matter serves as the working gas and various requirements can be met; other excitation devices are not needed, faults are reduced, and reliability of the device is improved; the generating device is different from a traditional plasma source, a sliding arc is more efficient, the activity of generated plasma particles is better, and the particles are more beneficial to the human body and the material treatment effect.

The invention provides a two-color free-cut warp knitting fabric, a production method and an application thereof. The fabric is woven by a first guide bar and a second guide bar of a single needle bedhigh speed tricot warp knitting machine. The drawing-in mode of the first guide bar is (1A, 1B) or (2A, 2B) and drawing-in is performed in turns, wherein the A expresses trilobal nylon, the B expresses circular CDP, and the drawing-in mode of the second guide bar is the full threading of a spandex filament. In the invention, through carefully selecting a raw material, the special drawing-in modeis adopted, a weaving technology or a special dyeing technology are optimized, each step and each condition are cooperated to improve an effect so that the woven fabric has different color effects atdifferent angles, elastic force performance and serviceability are excellent, and a wide application prospect and a great market value are possessed.

The invention provides an auxiliary walking vehicle and a control method thereof. Wheels of the old people 's auxiliary walking car are driven by electric motors, to help the elderly to propel the auxiliary car, the old man do not need much strength to push the cart up the hill, the old person does not need to use great strength to pull the vehicle when descending the slope, and different assistants can be provided through intelligent detection, so that the auxiliary walking vehicle is convenient for adapting to different walking scenes and satisfies the needs of users in various occasions. Furthermore, the auxiliary walking vehicle of the invention can play a supporting role when the old person suddenly falls.

The invention discloses a secondary side output signal long-distance no-loss cable transmission device of a voltage transformer; the transmission device comprises a cable, and a local signal transmitter and a signal recover receiver which are respectively connected on the front end and the rear end of the cable; the local signal transmitter converts the AC voltage output by the secondary side of the voltage transformer into current signals, the cable transmits the signals to the signal recovery receiver, and the receiver reduces the signals into voltage signals. The signals have no loss during the transmission process, and the transmission precision is high. The device is applicable to 500kV,220 kV,110 kV,35 kV,60 kV,10 kV,380kV and other voltage transformers with various voltage classes.

A light emitting diode lighting device comprises at least one first white light source and at least one second white light source. The luminous efficiency and the color rendering value of each first white light source are V1 and C1 respectively, and the luminous efficiency and the color rendering value of each second white light source are V2 and C2 respectively, wherein V1 is lower than V2, and C1 is smaller than C2. Light emitted by the light emitting diode lighting device is generated after white light emitted by the first white light sources and white light emitted by the second white light sources are mixed. The light generated by the first white light sources higher in color rendering and the light generated by the second white light sources higher in luminous efficiency are mixed, and the white light generated after mixing has higher luminous efficiency as well as higher color rendering.

The invention relates to a rigid-flexible circuit board. The rigid-flexible circuit board comprises a flexible board serving as a substrate. A rigid board is welded on the flexible board. A flexible flat cable interface on the flexible board is flexibly welded on the flexible board. The rigid board is directly welded on the flexible board, so that a mounting space can be well saved, cost is saved, and the requirements of various places can be met.

The invention relates to a water surface spilled oil recovery device which is mainly composed of a box body, a baffle, a transmission device, a filtering device, a recovery device and a power device.A water inlet is formed in the lower portion in the front of the box, a power device is installed on the lower portion behind the box, and a water outlet is formed at the upper part of the power device. The baffle and the transmission device are sequentially installed in the box body, a long connecting rod in the transmission device, a short connecting rod, a gear, a roller, a sliding piece and atransmission chain form an angle-adjustable driving device, the driving device is controlled by a console behind the transmission device, and a recycling chain and an oil absorption felt are arrangedon the surface of the driving device. A filtering device is arranged below the oil guide plate to which the transmission device belongs, and a recovery device is arranged behind the filtering device.Water flow moving inwards is generated by the power device, and spilled oil on the water surface is conveyed by the transmission device, purified twice by the baffle and the filtering device and finally recycled by the recycling device. The water surface spilled oil recovery device is good in recycling effect, simple in structure, capable of meeting the requirements of various occasions and high in adaptability.

The invention discloses a cooling-water machine for UV (ultraviolet) curing equipment. The cooling-water machine comprises a case, a compressor, a power module, a fan, a condenser, a water tank and a control panel, wherein the compressor, the power module, the fan, the condenser, the water tank and the control panel are mounted on the case; the condenser is disposed in the fan; both the compressor and the fan are electrically connected with the power module; the compressor is connected with a water tank pipeline; the condenser is connected with a compressor pipeline and the water tank pipeline; the fan is provided with an air inlet and an air outlet; the compressor and the power module are disposed to be opposite to the air outlet; and wind blown by the fan are blown to the compressor and the power module. The cooling-water machine has the following advantages that a UV irradiation head is cooled by using a water cooling manner, the cooling effect is good, the service life of the UV irradiation head is long; the wind blown by the fan for condensation is blown to the compressor and the power module so as to cool the compressor and the power module, reduce the temperature inside the case and improve heat dissipation effects, the situation that the service life of the cooling-water machine is affected due to overheating of the compressor is avoided and meanwhile the phenomenon of burning out of the cooling-water machine caused by overheating of the power module is avoided.

The invention belongs to the technical field of knitting and discloses a silver colored strip warp knitted fabric. The fabric is woven by a first guide bar and a second guide bar of a single bed warp knitting machine. The drawing-in mode of the first guide bar is (1A, 15B, 1A, 31C)*14, wherein A represents silver silk, B represents optical fiber silk, and C represents delustering fiber silk, that is, a piece of silver silk, fifteen pieces of optical fiber silk, a piece of silver silk, and thirty one pieces of delustering fiber silk are sequentially arranged and the distribution is repeated fourteen times to conduct full-set threading on the first guide bar, and 28 pieces of silver silk, 210 pieces of optical fiber silk and 434 pieces of extinction fiber silk are needed totally. The drawing-in mode of the second guide bar is full-set threading with 672 pieces of spandex silk. The first guide bar adopts cord stitch knitting, and the second guide bar adopts tricot stitch knitting. Through the special drawing-in mode of the first guide bar, the silver colored strip warp knitted fabric can form a dark-bright-alternated colored strip appearance and is rich in design, color and line; the second guide bar is arranged to be full-set threading with the spandex silk, so that the silver colored strip warp knitted fabric has good elastic properties.

A low VOC waterborne polyurethane floor paint and a preparation method thereof disclosed by the invention, the paint comprises pure water, self-crosslinking waterborne polyurethane emulsion, a polysiloxane defoamer, a wetting and dispersing agent, a multifunctional auxiliary agent, pigment, a thickener, a preservative and an anti-mold agent. The waterborne polyurethane emulsion synthesized by a self-crosslinking method is a film-forming substance, which can form a film at normal temperature without adding organic solvents such as dodecyl alcohol ester, propylene glycol and ethylene glycol, andfluorocarbon surfactant is added at the same time to finally produce a waterborne low VOC polyurethane floor coating with high adhesion, high impact resistance and long-lasting resistance to artificial aging, which has high environmental performance and low requirements on the drying degree of the substrate, which makes the construction tool be directly cleaned with water, and makes the decoration material preparation and construction operation safe and convenient. In addition, the paint has the advantages of no combustion, no explosion, safeness, convenient storage and transportation. The product can solve the problems of high VOC content, no environmental protection and unsafety of solvent-based polyurethane floor decoration materials.

The invention discloses a traveling case-shaped television capable of generating electricity by solar energy. The traveling case-shaped television comprises a box; the key point of the technical scheme is that a liquid crystal display screen is arranged on one side of the box body; a solar photovoltaic power generation apparatus used for supplying power for the liquid crystal display screen and a controller used for controlling the solar photovoltaic power generation apparatus to output electric energy are arranged in the box body; and the solar photovoltaic power generation apparatus comprises a solar battery panel arranged on the other side of the box body. The traveling case-shaped television capable of generating electricity by solar energy disclosed by the invention cancels power line power supply and adopts the solar battery panel to realize power generation and power supply; and meanwhile, the television is easy to carry, convenient to use and capable of saving energy.

The invention discloses an AIN-based piezoelectric MEMS hydrophone and a preparation method thereof. The method comprises the steps that sputtered Mo/AlN/Mo on a device silicon layer of an SOI servesas a lower electrode layer, a piezoelectric layer, an upper electrode layer and a SiO2 protection layer on the surface of the device, and deep silicon etching is conducted on the back of the SOI to aburied oxide layer of the SOI to release a vibration film. The maximum output is obtained by optimizing the thickness of the AlN piezoelectric film and patterning the upper electrode. The piezoelectric hydrophone has the advantages of being small in size, good in linearity, high in sensitivity and capable of being manufactured in batches.

The invention relates to the field of air-ground coordination devices, and discloses an air-ground coordination device and method for remote complex environment investigation. The air-ground coordination device comprises a large unmanned vehicle device, a small unmanned vehicle device and an unmanned aerial vehicle device. The large unmanned vehicle device comprises a large unmanned vehicle chassis, an unmanned aerial vehicle take-off and landing platform and a small unmanned vehicle turnover hopper; the unmanned aerial vehicle take-off and landing platform is fixed above the large unmanned vehicle chassis, and the small unmanned vehicle turnover hopper is fixed behind the large unmanned vehicle chassis; and the small-sized unmanned vehicle device is connected with the small unmanned vehicle turnover hopper. The invention provides an unmanned aerial vehicle and the air-ground coordination device integrating two different kinds of unmanned aerial vehicles; the device can realize autonomous take-off and landing of the unmanned aerial vehicle on a large unmanned vehicle in a complex environment, execute an advanced high-altitude investigation task and send a moving instruction to thelarge unmanned vehicle; and meanwhile, the large unmanned vehicle carries the small unmanned vehicle, and the small unmanned vehicle can achieve investigation in a building in the environment, and therequirements for various occasions in the complex environment are met.

Disclosed is a portable hand-held fishing rod type dirty underwater monitoring system, comprising a video collecting device, a hand-held rod body and a display device, wherein the video collecting device is fixed to one end of the rod body, and the display device is fixed to the other end of the rod body. The portable hand-held fishing rod type dirty underwater monitoring system is advantageous in that an illumination part is provided so that light supplement can be provided, and thereby the demand of underwater video collecting in dirty water can be met; the underwater monitoring system is high in intensity, resistant to corrosion, light in weight, and is suitable for carrying along; the video collecting device can be rotated from 0 degree to 90 degree, so that the demand in various occasions can be met; the display screen can be rotated and moved up and down, which is convenient for watching.