40results about How to "Widespread" patented technology

The invention discloses a method for extracting active components for algae inhibition from Acorus calamus L tubers. According to the invention, an organic solvent is directly used to extract the active components so as to obtain the algicide, or the organic solvent is used for sequential extraction to obtain the algicide. The direct extraction method of the organic solvent comprises the following concrete steps of: extracting washed, dried and crushed Acorus calamus L tubers for 2-5 times respectively by using petroleum ether, ethyl acetate and anhydrous ethanol, filtering, and condensing to obtain the active components A, B and C for algae inhibition. The sequential extraction method of the organic solvent comprises the following concrete steps of: extracting by the use of anhydrous ethanol to obtain an extract C, dissolving the extract C in 80% of a methanol aqueous solution, carrying out isopyknic extraction for 2-3 times by the use of petroleum ether, condensing the petroleum ether layer to obtain a first active component for algae inhibition, diluting residual methanol aqueous solution to 50% by the addition of water, carrying out isopyknic extraction for 2-3 times by the use of ethyl acetate, and condensing the ethyl acetate layer to obtain a second active component for algae inhibition. The extraction method is simple and easy to operate. The extracted active components, which are used as the algicide, are cheap and nontoxic, require low cost, and are suitable for practical popularization and application. The algicide can be used without the restrictions of region, solar term, temperature and the like.

The invention relates to the technical field of air conditioners, in particular to an external air conditioner wind blocking component. The external air conditioner wind blocking component comprises an arc-shaped wind baffle and a connecting rod and further comprises a second grade wind baffle. Both ends of the connecting rod are respectively connected to an air conditioner shell and the second grade wind baffle, the arc-shaped wind baffle is connected to the connecting rod, a connecting position between the arc-shaped wind baffle and the connecting rod is located between two ends of the connecting rod, and the arc-shaped baffle is of a hollowed structure. During refrigeration of the air conditioner, part of air out from the air conditioner impacts the arc-shaped wind baffle and is blown out upwards and backwards from the edge of the arc-shaped wind baffle and gaps of the air conditioner shell, the other part of air impacts the second grade wind baffle after passing through the arc-shaped wind baffle and is blown out from an outlet formed between the second grade wind baffle and the arc-shaped wind baffle, such that the air out from the air conditioner is diffused to a wider region, cold air accumulated around the air conditioner is reduced, and further the refrigeration stopping time of the air conditioner is delayed compared with prior art, such that a room temperature is close to a preset refrigeration temperature as much as possible.

The invention discloses a method for extracting active components for algae inhibition from Acorus calamus L tubers. According to the invention, an organic solvent is directly used to extract the active components so as to obtain the algicide, or the organic solvent is used for sequential extraction to obtain the algicide. The direct extraction method of the organic solvent comprises the following concrete steps of: extracting washed, dried and crushed Acorus calamus L tubers for 2-5 times respectively by using petroleum ether, ethyl acetate and anhydrous ethanol, filtering, and condensing to obtain the active components A, B and C for algae inhibition. The sequential extraction method of the organic solvent comprises the following concrete steps of: extracting by the use of anhydrous ethanol to obtain an extract C, dissolving the extract C in 80% of a methanol aqueous solution, carrying out isopyknic extraction for 2-3 times by the use of petroleum ether, condensing the petroleum ether layer to obtain a first active component for algae inhibition, diluting residual methanol aqueous solution to 50% by the addition of water, carrying out isopyknic extraction for 2-3 times by the use of ethyl acetate, and condensing the ethyl acetate layer to obtain a second active component for algae inhibition. The extraction method is simple and easy to operate. The extracted active components, which are used as the algicide, are cheap and nontoxic, require low cost, and are suitable for practical popularization and application. The algicide can be used without the restrictions of region, solar term, temperature and the like.

The invention discloses a hourglass worm processing machine tool with on-line detection and correction processing functions. The hourglass worm processing machine tool comprises a machine tool body, wherein a spindle unit and a processing unit are arranged on the machine tool body; the spindle unit comprises a driving centre and a tailstock centre, which are used for ejecting and holding a hourglass worm to be processed; the processing unit is used for processing the tooth surface of the hourglass worm; the hourglass worm processing machine tool further comprises a detection unit and a control unit, so that on-line detection and correction processing are realized during the processing process of the tooth surface of the hourglass worm, and the problem of low processing precision of the tooth surface of the hourglass worm is solved basically.

A cylinder injection of fuel-type internal combustion engine (E), wherein a fuel injection valve (60) injects air / fuel mixture so that the outer peripheral edge (63a) of an injection flow (63) can be stored in a cavity (51) at the top part of a piston (5) in a compression stroke. Diagonal squish (20) upwardly moving toward the centerline (L4) of injection and positioned along an opposed part (30a) of a ceiling surface (30) opposed, on the upper side thereof, to the opening of the cavity (51) is generated at the peripheral edge part (53) of the piston (5) in association with a squish area (54) formed at the peripheral edge part (53) of the piston (5) and a squish area (34) formed on the ceiling surface (30) of a cylinder head (3) forming a combustion chamber (8). Thus, fuel consumption and exhaust emission can be improved by preventing or suppressing the diffusion and parting of the air / fuel mixture by the squish.

The invention relates to the technical field of air conditioners, in particular to an external air conditioner wind blocking component. The external air conditioner wind blocking component comprises an arc-shaped wind baffle and a connecting rod and further comprises a second grade wind baffle. Both ends of the connecting rod are respectively connected to an air conditioner shell and the second grade wind baffle, the arc-shaped wind baffle is connected to the connecting rod, a connecting position between the arc-shaped wind baffle and the connecting rod is located between two ends of the connecting rod, and the arc-shaped baffle is of a hollowed structure. During refrigeration of the air conditioner, part of air out from the air conditioner impacts the arc-shaped wind baffle and is blown out upwards and backwards from the edge of the arc-shaped wind baffle and gaps of the air conditioner shell, the other part of air impacts the second grade wind baffle after passing through the arc-shaped wind baffle and is blown out from an outlet formed between the second grade wind baffle and the arc-shaped wind baffle, such that the air out from the air conditioner is diffused to a wider region, cold air accumulated around the air conditioner is reduced, and further the refrigeration stopping time of the air conditioner is delayed compared with prior art, such that a room temperature is close to a preset refrigeration temperature as much as possible.

The invention relates to a heat cooking device, easy to observe the status of heating the things during cooking from the front of the heat cooking device body. The use convenience is increased at the same time the atmosphere of heating cooking is increased like cooking using charcoal fire. The heat cooking device provided with a heat chamber characterized by comprising the following which is provided in a case and stores a heated thing, and space provided between said cases at the back side of a backboard of this heat chamber. Two or more holes provided in said backboard. A light source whichemits visible light with a wavelength of 0.4-0.8 micrometer provided in a position which is in said space and illuminates the bottom of a heat chamber via two or more holes. A reflective means to be in said space, and to be arranged up, and to turn catoptric light of light from this light source to a front face of said heat chamber, and to irradiate with it via said hole from this light source.

The invention discloses an error detection device for a hourglass worm, comprising a body, a spindle unit and a measuring unit, wherein the spindle unit comprises a spindle servo motor, a spindle, a workpiece fixture to be measured and a tailstock; the spindle servo motor drives the spindle to rotate; the workpiece fixture to be measured is fixedly matched with the spindle in the circumferential direction; the measuring unit comprises a base, a rotating table, a measuring contact, a data acquisition system and a computer; the rotating table is arranged on the base in the manner of rotating around a z-axis; and the measuring contact is arranged on the rotating table in the manner of adjustable position along an x-axis, a y-axis and the z-axis and can rotate around an axis parallel to the z-axis. The coordinate measurement can be carried out for the hourglass worm by adopting the arc measuring method, the line by line measurement can be carried out, the efficiency is higher than that ofthe point by point measurement in the prior art, the influences of subjectivity of human intervention and mechanical error of the standard worm on the detection results are avoided, as different types of measuring contacts are adopted, various errors of the worm can be accurately detected, and the universality is strong.

The invention provides a device for utilizing clay to treat the algal bloom using clay and a using method thereof which can solve the problems that the clay can not be effectively and evenly sprayed on the outbreak algal bloom with limited effect in the prior art. The device uses the improved clay to remove the algal bloom with the water as a dispersant. The mixed and improved clay forms a suspension liquid with an evenly distribution by the brushing of the high pressure water flow. The improved clay material is sprayed on the water surface occurring the algal bloom in an atomization way or arain-spray way in batch by a high pressure spray device, thus achieving the purpose of effectively treating the algal bloom.

A health food for preventing and treating influenza, characterized in that it is made of the following raw materials in parts by weight: perilla 5-9, arctium 6-12, angelica dahurica 3-9, kudzu root 9-15, perrin 3-9, big shellfish 4.5-9, Bellflower 3-9, Magnolia 3-9, Radix Radix 9-15, Folium Isatidis 9-15, Astragalus 9-30, Radix Paeoniae Alba 6-15, prepared according to the traditional Chinese medicine capsule formulation method. The invention has significant direct killing effect on influenza virus and obvious immune regulation function without any toxic and side effects. It is used to prevent and treat symptoms such as nasal congestion, runny nose, sneezing, sore throat, headache, stiff neck and back pain, fever and cough caused by influenza and common cold. The medicine does not distinguish between seasons, popular virus strains, men, women, old and young, and can be used all year round. It has definite curative effect and is convenient for patients to take and carry.

The present invention relates to a lighting device using an LED. One embodiment of the invention provides a lamp-shaped LED lighting device that can replace a known lighting device. The lamp-shaped LED lighting device promptly emits the heat generated by an LED element, which influences the optical output and the lifespan of the LED lighting device, through a lamp-shaped frame with a heat-ventilation structure that facilitates air circulation. In addition, the lamp-shaped LED lighting device prevents glare from an LED light source by using a lateral reflecting member, a diffusion lens and a diffusion cover and diffuses the light from the light source widely without optical attenuation. Another embodiment of the invention provides a tube and panel-shaped LED lighting devices that can be replaced with a previous tube-shaped fluorescent light and a panel-shaped lighting device. The tube and panel-shaped LED lighting devices rapidly emit the heat generated by an LED element, which influences the optical output and the life span of the LED lighting device, through a tube and panel-shaped frame with a heat-sink structure. In addition, the tube and panel-shaped LED lighting devices prevent glare from the LED light source by optically arranging a curved reflecting plate, a diffusion plate and a diffusion window which include a diffusion lens at the upper portion of the LED element. Furthermore, the tube and panel-shaped LED lighting devices diffuse the light from the LED light source widely without optical attenuation.