96 results about "Open air environment" patented technology

The transmission system transmits an encrypted identifier ultrasonically in an open-air environment using an ultrasonic transmitter. The ultrasonic identifier is associated with a location, which may be a store or a department within a store, and may be received by a microphone on a mobile phone. The identifier may be used to infer presence of the mobile phone user at the location associated with the identifier. The transmitter may include an ultrasonic transducer. The system may further provide a reward, responsive to inferring presence at the location.

An active noise cancellation device is described that is capable of cancelling an ambient sound wave in an open air environment via destructive interference. The active noise cancellation device comprises a directional microphone, a directional loudspeaker, and a signal processing module. The directional loudspeaker can comprise either one or two dipole loudspeakers in combination with a sealed loudspeaker. Multiple active noise cancellation devices can be arranged in arrays to create open air active noise cancellation systems. Each active noise cancellation device within the array, when combined with the outputs of the other devices within the array, produces a noise cancellation wavefront that actively cancels a portion of an ambient sound wavefront. Arrays of any geometry or spatial dimension are possible.

The invention provides a generating device for an atmospheric bare electrode cold plasma jet. The generating device comprises a working gas source, a pressure reducing valve, an adjustable flow meter, a high-voltage power supply, a cylindrical shell, a nozzle electrode and a pin electrode, wherein the tail part of the cylindrical shell made of insulating material is connected with a gas supply system; the front end of the cylindrical shell is connected with the nozzle electrode through a thread; the pin electrode is fixedly arranged in a central hole of the cylindrical shell; a certain discharging clearance is kept between the tip of the pin electrode and the nozzle electrode; a plurality of through holes parallel to the central hole of the cylindrical shell are distributed around the central hole; the through holes are used for conveying the working gas to a discharging area in the nozzle electrode; a high-voltage output end of the high-voltage power supply is connected with the pin electrode; and a low-voltage output end of the high-voltage power supply is connected with the nozzle electrode and is grounded. Cold plasma is generated at the tip of the pin electrode by adjusting the high-voltage power supply and the flow of the working gas, and the cold plasma is jetted from an outlet of the nozzle electrode so as to form the cold plasma jet. According to the generating device provided by the invention, uniform and stable cold plasma jet can be obtained under an atmospheric open air environment.

The invention discloses a clay-based compound sand consolidating material and belongs to the technical field of sand prevention and consolidation. The clay-based compound sand consolidating material is made of clay, sodium silicate, lewis acid, organic polymer and the like according to a certain ratio. The material is added with water to form solution at certain concentration by adding water, andthe solution is sprayed onto the surface of sand and naturally dries in an open environment to form a consolidated skin; or the clay and sand are uniformly mixed according to a certain ratio and pilled in grids, then solution prepared from the sodium silicate, lewis acid, organic polymer and water is sprayed onto the surface of the grids and naturally dries in an open environment to form consolidated skin, and thus, sand preventing and consolidating clay grids are formed. The consolidated skin of the sand consolidating material disclosed by the invention has high pressure strength, high waterpermeability, high weather resistance, and good sand consolidating effect; and the raw materials are readily available, the sand consolidation process is simple, the cost is low and the clay-based compound sand consolidating material is suitable to be promoted in a large area in desert regions.

The invention relates to a clay rubber nano-composite material used for the cover layer of a conveyor belt and a preparation method thereof. The material can be used to support the use of various large carrying capacity and long distance conveyors, and is widely used in metallurgy, mining, ports and other heavy industries. The preparation method of the clay rubber nano-composite material used forthe cover layer of a conveyor belt comprises: taking nano-clay and natural rubber to prepare nano-clay/natural rubber nano-composite masterbatch through an emulsion flocculation method, then adding synthetic rubber for plasticating, and then adding zinc oxide, stearic acid, an age resister, a coupling agent, and a reinforcing agent in order for first mixing, and adding sulphur as well as an accelerator for second mixing so as to obtain the product. The cover rubber of a conveyor belt manufactured with the clay rubber nano-composite material, and can have improved tensile strength, tearing resistance and shearing resistance, so that the service life of the conveyor belt can be prolonged. In the preparation process, the employment of a small amount of nano-clay and a lot of carbon black together to serve as a filling system can have an enhancing effect, and besides, the lamellar structure of the nano-clay can effectively inhibit gas and heat transfer, thus improving the thermo-oxidativeaging resistance, and making the conveyor belt difficult to age when used in an open-air environment for a long time.

A medicine ejection device is provided allowing a medicine with a desired droplet diameter to be inhaled at a constant rate. The medicine ejection device has a decision part at which the ejection operating conditions of a medicine ejection part for ejecting the medicine are decided in accordance with at least one of an open-air environment or a state of the medicine during use of the device. The device ejects the medicine according to the ejection operating conditions decided by the decision part.

A patterning method for a carbon-based substrate is provided. The patterning method for the carbon-based substrate includes the following steps. The carbon-based substrate is provided. An atmospheric pressure plasma is produced from a plasma gas under an open air environment. The plasma gas includes oxygen. The carbon-based substrate is etched by the atmospheric pressure plasma.

The invention discloses a haze-removal and carbon-reduction micro-algae cultivation system for a flue gas. The system comprises a cyclone dust collector, a spray scrubber, VOCs treatment equipment, an air pipe and a closed algae barrel which are sequentially connected, wherein inorganic waste gases such as dust particles, sulfur dioxide and nitrogen oxide and various organic waste gases in the flue gas can be filtered and a carbon dioxide gas is used for micro-algae cultivation. According to the haze-removal and carbon-reduction micro-algae cultivation system for the flue gas and the flue gas treatment method for the system, the industrial flue gas can be effectively purified, so that the problem of haze and a green house effect caused by environmental pollution of the flue gas is solved; and the carbon dioxide is extracted from the flue gas for micro-algae cultivation to generate economic benefits. In addition, closed micro-algae cultivation is also achieved, the influence of the change of an open-air environment on micro-algae growth is reduced and the micro-algae cultivation efficiency is stabilized and improved.

The invention discloses a water-based rust preventer and a preparation method and application thereof. The water-based rust preventer disclosed by the invention contains 30-50g/L of gelatin, 3-5g/L of alum, 20-30g/L of sodium dodecyl sulfonate, 20-30g/L of water-soluble silicone oil and the balance of water. The invention further discloses the preparation method of the water-based rust preventer and application of the water-based rust preventer in the rust prevention of hot-rolled ribbed steel bars. The rust preventer disclosed by the invention is convenient in use, good in rust prevention effect and low in cost, the condition that rusting cannot occur in an open-air environment under the conditions of being exposed to the wind, rain and sun can be maintained for 2-3 months, and the mechanical properties and welding performance of steel bars are not affected, so that the problem that the bearing capacity, durability and the like of reinforced concrete members are affected due to the fact that the existing hot-rolled ribbed steel bars severely rust is fundamentally solved.

The invention discloses a automatic garbage classification treatment system for high-rise buildings. The system comprises a trolley transport well, a plurality of garbage temporary storage devices, agarbage collection trolley and a garbage transport trolley, the garbage temporary storage devices are located in the trolley transport well at equal intervals, and the garbage collection trolley is located in the trolley transport well. The garbage transport trolley is located at the bottom of the trolley transport well, a transport mechanism composed of a traction machine, a dovetail groove guiderail, a counterweight part and a traction rope is arranged at the top of the trolley transport well, and the transport mechanism is connected with the garbage collection trolley. The system can accurately classify garbage, save the time of residents, save human resources, prevent the garbage from being exposed in the open air and being directly carried away, protect the air and the environment, and realize more automatic centralized treatment of the garbage.

The invention discloses a dust removing device dedicated to a computer numerical control cutter. The dust removing device comprises a smoke and dust collecting device, a gas channel, and a dust remover, wherein a collecting port of the smoke and dust collecting device fixed on a trolley is always aligned with a cutting torch, and used for collecting smoke and dust; the collecting port of the smokeand dust collecting device can be driven by the smoke and dust collecting device to move in the Y direction; the smoke and dust collecting device communicates with the gas channel by which the smokeand dust collecting device can be driven to move in the X direction; and the gas channel communicates with the dust remover. By adoption of the dust removing device, the wind speed can be adjusted according to the distance between the cutting torch and the dust remover, thereby avoiding the phenomenon that the wind volume is insufficient and excessive due to the single wind volume form; a first dust collecting hood can run along with the cutting torch in the X direction and the Y direction, and absorb smoke and dust generated from the cutting torch in time, thereby achieving the high smoke anddust capturing efficiency; meanwhile, the dust removing device is reasonable in structural design, high in operability, and capable of solving the smoke and dust disposal problem of the computer numerical control cutter; and after the dust removing device is mounted, the computer numerical control cutter can work in an open-air environment.

The invention discloses an industrial field Internet of Things data transmission method based on Beidou short messages. The method comprises the following specific steps of S1, collecting the industrial field production measurement and control data; S2, sending out the data; S3, transmitting the data; S4, transferring the data; S5, receiving the data. According to the method of the present invention, the deployment of a Beidou system is not limited by regions, the direct interaction of data can be achieved through the national deployment at present, an antenna tower does not need to be erected, and only a receiving and transmitting antenna needs to be placed in an open air environment; the construction and implementation cost is extremely low; the information transmission is real-time andefficient, and the performance is stable; a Beidou system communication channel is high in confidentiality; the communication cost and the later maintenance cost are low; and the unified time reference and the position service information are provided.

The invention discloses a cuttage propagation method of melastoma dode candrum lour, comprising the following steps of: selecting the vegetative growth leaf-developing stage of wild seedlings of the melastoma dode candrum lour to acquire seedlings for cuttage; planting under an open-air environment by using the natural surface soil of the growing environment of the melastoma dode candrum lour as cuttage matrix soil; and selecting and providing conditions which correspondingly accord with a natural living environment for plants of the melastoma dode candrum lour. The invention greatly enhances the survival rate, only needs to manage soil water for cuttage stem seedlings without special treatment by adopting a rooting agent and the like and has the advantages of simple process, extensive management, lower cost and easy popularization.

The invention discloses a 90-DEG C low-shrinkage ultraviolet-proof medium-density polyethylene sheath material and a preparation method thereof. The 90-DEG C low-shrinkage ultraviolet-proof medium-density polyethylene sheath material comprises the raw material components in parts by mass: 25-40 parts of metallocene polyethylene, 30-50 parts of bimodal polyethylene, 10-40 parts of linear low density polyethylene, 1-2 parts of a lubricant, 1 part of a color master batch, 0.4-0.8 part of an antioxidant and 0.3-0.6 part of an ultraviolet stabilizer. The 90-DEG C low-shrinkage ultraviolet-proof medium-density polyethylene sheath material has excellent mechanical properties and electrical properties, excellent weather resistance and good environmental stress cracking resistance; a finished cabledoes not fade obviously after being exposed to the sun for a long time in an open air environment, the shrinkage is small in an environment with large temperature difference, and the apparent qualityof a sheath is good under high-speed extrusion in the production process; the preparation method is simple and easy to operate and popularize.

The invention discloses a rust preventer and a preparation method and application thereof. The rust preventer disclosed by the invention contains 30-50mL/L of fluorocarbon resin, 30-50mL/L of silane coupling agent, 2-3mL/L of titanate coupling agent, 2-3g/L of carbon black and the balance of water. The invention further discloses the preparation method of the rust preventer and application of the water-based rust preventer in the rust prevention of hot-rolled ribbed steel bars. The rust preventer disclosed by the invention is convenient in use, good in rust prevention effect and low in cost, the condition that rusting cannot occur in an open-air environment under the conditions of being exposed to the wind, rain and sun can be maintained for 2-3 months, and the mechanical properties and welding performance of steel bars are not affected, so that the problem that the bearing capacity, durability and the like of reinforced concrete members are affected due to the fact that the existing hot-rolled ribbed steel bars severely rust is fundamentally solved.

The invention discloses an automatic temperature-controlled illuminant indicator, which comprises: a power supply module, an automatic temperature-controlling module and at least one illuminant module which are interconnected in sequence. An electroluminescent device, especially an LED, belongs to a temperature-sensitive device, and as working in open-air environment, the illuminant indicator board confronts awfully abominable temperature conditions, as a result, the majority of the indictor boards are damaged in relation to overhigh temperature, in the meantime, if the brightness is too strong in high temperature environment, uncomfortable feeling is brought to people; by monitoring environmental temperature of the indicator board in real-time, the invention enables the indicator board to display different brightness in accordance with different temperatures, which not only can meet the visual demand of human eyes, but can also achieve the purposes of saving energy, reducing consumption and prolonging service life of devices.

The invention discloses a rubber for winding hydraulic rubber hose, which is composed of the following raw materials in parts by weight: nitrile rubber NBR 43-45, carbon black 45-48, plasticizer DOP 2-3, light magnesium oxide 1-3 5. Antiaging agent RD 0.5~1, sulfur 1.5~2, rubber adhesive 5~8. The tearing strength of the rubber used for winding hydraulic hoses of the present invention reaches 12.0MPa, the 100% constant elongation strength reaches 6MPa, and the adhesion force is greater than or equal to 170N. The vulcanization system with high acceleration and low sulfur has been adjusted, and the hose will not crack or penetrate for a long time. Improve the service life of the rubber hose under the pulse high pressure of high temperature hydraulic oil and open air environment.

The invention discloses an open-air antitheft charging pile. A circuit board of a charging pile body is mounted in an electric appliance safety box, a cover plate for opening and closing is arranged on the base, a spring is mounted between the cover plate and the bottom of an inner cavity of the base, a pre-buried seat is arranged on the ground outside the base, and a canopy is mounted on a canopy support which is mounted on the pre-buried seat. The open-air antitheft charging pile has the advantages that the open-air antitheft charging pile can be applicable to different open-air environments by the aid of the split canopy and can adapt to the different open-air environments by arranging the canopy nearby the base, so that a charging process can be performed in the rain and the popularizing rate of the charging pile is increased.

The invention relates to a full-sealed side wire outlet type amorphous alloy transformer, and belongs to the technical field of transformer manufacture. The invention adopts the technical scheme that: (1) a high voltage side sleeve of the transformer is changed into a special sleeve for an American-type transformer; by adopting a structural form of sequentially matching and connecting an elbow type cable joint, a single-through sleeve and a sleeve seat, all joints of high voltage cables are prevented from leaking, and the safety of the high voltage sleeve of the transformer is improved; high voltage wire connection and overhauling and change of the sleeve of the transformer are more convenient; and (2) a container type current transformer 5 of three phases a, b and c is assembled below the low voltage side sleeve, the current transformer can transform the current flowing through a low voltage cable and transmit the transformed current to a control room of a power department, and the transformed current is converted into electric quantity data for directly reading a low voltage, so that the accuracy of electric quantity statistics of the transformer is ensured; and the external current transformer is convenient to overhaul and easy to replace. According to the invention, on the premise of ensuring the performance of the transformer, the use problem of the amorphous alloy transformer under the open air environment is solved, the energy saving and emission reducing requirements of the power department are met, the service life of the transformer is prolonged, and the safety of the transformer is improved.

The invention provides a balcony guardrail, and solves the problems that the conventional balcony guardrail is easy to rust and corrode in the prior art. The balcony guardrail comprises two vertical columns and a plurality of beams fixed between the vertical columns, wherein a plurality of vertical bars are fixed on the beams; handrails are fixed on the tops of the vertical columns; and the vertical columns, the beams, the vertical bars and the handrails form the balcony guardrail and are made of hot galvanizing materials. According to the balcony guardrail, the production cost of the balcony guardrail can be effectively reduced, and the balcony guardrail cannot be rusted after being exposed to the sun and the rain for a long time in an open-air environment, so that the firmness of the balcony guardrail is guaranteed, the service life of the balcony guardrail is prolonged, and high practicability is realized.

The invention discloses a preparation method for a composite rubber mat. The composite rubber mat comprises the following main raw materials: natural rubber, butadiene-acrylonitrile rubber, Aflas, nickel-based alloy, sodium stearate, triallyl isocyanurate, polyvinylidene fluoride, far-infrared ceramic powder, hydroxymethyl fatty amine, titanium alloy, amino silane, thermoplastic polyurethane elastomer, dicumyl peroxide, a titanate coupling agent, a heat-aging resisting agent, a light-aging resisting agent, a vulcanizing agent, an acid-resistant additive, a salt-resistant additive, a filler anda plasticizer. The invention adopts reasonable raw materials and proportions, and each component complements each other and acts synergistically, so the composite rubber mat has the characteristics of acid resistance, salt resistance, heat aging resistance, light aging resistance and abrasion resistance, has long service life in an open air environment and presents good usage effect when cooperated with a wave wall.

The invention discloses viewer illumination equipment, which comprises a casing, a light transmission device and a light source, wherein the light transmission device is arranged on the front side of the casing; the light source is arranged in a sealed space formed by the casing and the light transmission device; the light source comprises one or a plurality of OLEDs (optical light emitting diodes). The viewer illumination equipment uses the OLEDs as illumination light source; the OLED light source is a surface light source; the illumination coverage area is large; the illumination is uniform; the color temperature is adjustable; the emission spectrum is similar to natural light; the content of harmful blue light and ultraviolet light is very small; the injury on eyes can be effectively reduced; the eye fatigue can be relieved; in addition, the viewer illumination equipment also has the functions of portability, self power supply, data transmission and the like. Generally, the viewer illumination equipment can meet the requirements of a general viewer lamp, can protect the eyes from being injured, can also be used in various environments such as indoor environments and open air environments, and can also provide multi-purpose use at the same time.