34results about How to "Guaranteed application value" patented technology

The invention discloses a smart home wardrobe, which comprises a base, a sleeve is arranged on the top surface of the base, a bottom plate is matched with the top of the sleeve, a controller is arranged inside the sleeve and on the top surface of the base, and one end of the controller runs through the sleeve. and extend to the outside of the sleeve, a power supply is provided on the side of the controller and inside the sleeve, a first rotating shaft is arranged between the power supply and the controller and on the top surface of the base, and on the side of the first rotating shaft is located on the top surface of the base A first motor is provided, a first gear is provided on the output shaft of the first motor, a second gear meshes with the first gear, the second gear is arranged on the first rotating shaft, the top of the first rotating shaft is fixedly connected to the bottom surface of the base plate, and the base plate A top cover is arranged on the top, and the top cover and the bottom plate are connected by two symmetrical fixed columns, and side plates are symmetrically arranged on both sides of the two fixed columns. The beneficial effects of the present invention are: the wardrobe is intelligent, simple and practical, can help users store or fetch clothes quickly and neatly, and is suitable for popularization.

The invention discloses a dust particle detection device, which comprises a base, wherein a bottom tank is arranged on the top surface of the base; a water tank is arranged on one side of the bottom surface in the bottom tank; a water injection pipe is arranged on one side of the water tank; one end of the water injection pipe penetrates through the bottom tank and extends to the outer side of thebase; a micro water pump is arranged on the top part of the water tank and is located in the bottom tank; a water inlet end of the micro water pump is connected with a water outlet end on the top part of the water tank through a first water conveying pipe; a first clapboard is arranged on one side of the water tank and is located in the bottom tank in a matching way; a power supply is arranged onone side of the first clapboard and is located on a bottom surface in the bottom tank; a controller is arranged on the top part of the power supply and is located in the bottom tank; a second clapboard is arranged on one side of the power supply and is located in the bottom tank in the matching way. The dust particle detection device provided by the invention has the beneficial effects that the detection device is simple and reasonable in structure design, capable of detecting components of dust particles, capable of providing an effective auxiliary measure for treating polluted air, beneficial to greatly improving the work efficiency of a detection department, and suitable for being popularized.

The invention relates to a nitrogen hybridized magnetic ordered meso-porous carbon adsorbent. The aperture of the adsorbent is within 3.8nm, the surface part of the adsorbent is graphitized, and the adsorbent comprises magnetic nano particles; the magnetic nano particles are iron oxide nano particles and iron nano particles. A preparation method of the adsorbent comprises the following steps: adding a meso-porous silicon SBA-15 template into an organic solution which contains furfuryl alcohol and ferric nitrate and is easy to volatilize, sufficiently mixing, performing thermal polymerization, subsequently carbonizing on the presence of an inert gas, finally removing silicon by using a strong alkali solution, and separating, washing and drying so as to obtain magnetic ordered meso-porous carbon; and dissolving the magnetic ordered meso-porous carbon into a strong acid solution, controlling the temperature to be less than 5 DEG C, adding aniline and ammonium persulfate, sufficiently mixing, washing and drying the complex after polymerization, and carbonizing on the presence of the inert gas so as to obtain the nitrogen hybridized magnetic ordered meso-porous carbon adsorbent. The adsorbent is high in adsorption efficiency, large in adsorption volume and short in adsorption balance time.

The invention relates to an intelligent image compression device combined with a television tracker, wherein a first digital signal processor of the device reads images in an image storing device to perform object acquisition tracking; the first digital signal processor stores the images in an object area and the size and the position of an object in an object storage area through a programmable logic array, fills the object area of real-time images, and stores the filled images into a background storage area as images in a background area; and a second digital signal processor reads the images in the object area and the images in the background area by programmable logic array, and compresses and codes the images in the object area and the images in the background area respectively; and code stream data is output through a communication terminal. The intelligent image compression device can code the images in the object area and the images in the background area respectively while performing real-time tracking on the object, thus the compression ratio is improved as much as possible on the premise of ensuring the image quality of the tracking object, and the storage space of the images and the network transmission bandwidth are effectively reduced.

The invention relates to a polyester fiber and a preparation method thereof. The preparation method is: blending a functional masterbatch with polyester and then melt spinning to obtain a polyester fiber; the preparation process of the functional masterbatch includes: mixing dibasic acid, dibasic acid, Carry out esterification reaction between polyhydric alcohol and acid anhydride to obtain esterification product whose end group is hydroxyl; mix the esterification product with modified component slurry containing hydroxyl-terminated polysiloxane, and then conduct polycondensation reaction to obtain functional masterbatch; The polyester fiber has a skin-core structure, the skin layer is a functional masterbatch, and the core layer is polyester. The preparation method of the invention is simple, the obtained polyester fiber has excellent mechanical properties and wear resistance, and less microplastics are formed in the washing process.

The invention discloses a wireless sensor network energy-saving clustering method under a multi-target condition. The method is characterized in that, in a cluster generation stage, through a target-associated cluster generation method, nodes associated with a target can be screened or added to a cluster, and the nodes having lower energy are eliminated, thereby ensuring network fusion precision and network service life; in the cluster head election stage, a cluster head node can ensure that the total communication consumption in the cluster is optimal, and meanwhile, a single node is prevented from being a cluster head of a plurality of clusters and the problem that some nodes die quickly due to overload is prevented; and finally, in the topology cutting stage, the network service life is ensured by balancing communication and connection number of the nodes, and meanwhile, influence on the fusion precision is considered in topology cutting, so that precision loss can be reduced as much as possible.

The present invention relates to a novel crystalline form of a Compound 3,4′,5-trihydroxy-stilbene-3-β-D-glucoside (polydatin) and a method of preparation and use thereof, and to a pharmaceutical composition containing crystalline form I of 3,4′,5-trihydroxy-stilbene-3-β-D-glucoside. Crystalline form I of 3,4′,5-trihydroxy-stilbene-3-β-D-glucoside of the present invention has a stable crystalline morphology, a definite melting point and a good chemical stability. Such a novel form of 3,4′,5-trihydroxy-stilbene-3-β-D-glucoside possesses the properties required for the preparation of solid formulations and is easily tabletable and readily formable when formulated, which allows for substantial decrease in raw materials costs, more facile operations in production and easier control over quality in industrial drug production, and moreover, better convenience in storage.

The invention discloses a constant-permeability iron core material for an anti-direct-current component mutual inductor and a preparation method of the constant-permeability iron core material. The iron core is made of an iron-cobalt-based amorphous alloy. The preparation method comprises the following steps: smelting a master alloy; spouting a zone; winding; and performing transverse magnetic annealing, wherein the iron-cobalt-based constant-permeability iron core comprises the following components in percentage by weight: 16-24 percent of cobalt (Co), 8.5-9.5 percent of nickel (Ni), 2.5-3.5 percent of manganese (Mn), 0.05-0.1 percent of chromium (Cr), 12-14 percent of silicon (Si), 2.55-2.9 percent of boron (B) and 46-58.4 percent of ferrum (Fe). The amorphous constant-permeability iron core prepared with the method has excellent magnetic characteristic, particularly low remanent magnetism and coercive force, and high saturation induction density; and moreover, the iron core keeps relatively constant magnetic conductivity in a static bias field of 420A / m, and the iron core is brought into full play, so that the iron-cobalt-based constant-permeability iron core has higher practical application value in the field of anti-direct-current component mutual inductors.

The invention discloses an industrial dust detector. The industrial dust detector comprises a frame. A support plate is connected to the bottom of the frame movably. A threaded rod is arranged on oneside of the top face of the support plate. The top end of the threaded rod penetrates the frame to extend to the upper side of the frame. A nut is arranged on the partial section, above the frame, ofthe threaded rod in a matched mode. A first motor is arranged on one side of the threaded rod and on the top face of the support plate. A first gear is arranged on an output shaft of the first motor.A second gear is meshed with the first gear. A second gear is arranged on a partial section, below a top plate of the frame, of the threaded rod. A protection box is arranged on one side of the firstmotor and on the top face of the support plate. A first connector is arranged on the inner bottom face of the protection box. A first exhaust fan is arranged on one side of the first connector and onthe bottom face of a cover of the protection box. The industrial dust detector has the advantages of simplicity and reasonableness in structural design, capability of accurately detecting dust contentin a region and significance in air quality improvement.

The invention discloses a preparation technology of a high-performance amorphous nickel-based anti-theft iron core. The iron core is made of a nickel-based amorphous alloy. The preparation method comprises the following steps of vacuum smelting of a mother alloy, argon-filling pressure strip spraying and vacuum low temperature annealing. The nickel-based amorphous material comprises the following components (wt.%): 30.5-31% of nickel, 4.5-5.5% of molybdenum, 0.05-0.1% of manganese, 0.1% of chromium, 0.05-0.1% of silicon, 2.2-4.35% of boron and 58.85-62.6% of iron. The prepared amorphous nickel-based iron core is greater than 1.5T in saturation induction density Bs, above 7400 in initial permeability mu i, and less than 0.75 / m in coercive force Hc, is excellent in corrosion resistance and can be extensively used for the field of amorphous anti-theft systems.

The invention discloses an intelligent starting method aiming at an output stage of a testing device for a distributed generation grid-connected inverter; the intelligent starting method aims at providing necessary preparatory work for normal operation of the testing device for the distributed generation grid-connected inverter at air temperature and a special environment. The intelligent starting method disclosed by the invention comprises the following steps of performing sensor fluctuating automatic correction, performing feedback channel gain automatic correction and starting closed-loop control at lowest frequency required by a system so as to obtain the largest effective value computing window, thus, a guarantee is provided for changing output voltage frequency on line. According to the intelligent starting method disclosed by the invention, a sensor fluctuating automatic correction algorithm and a feedback channel gain automatic correction algorithm are started in sequence according to a time sequence, and the closed-loop control is started at the lowest frequency required by the system, and therefore the goal that system parameters are corrected is achieved, and the normal operation of the system is ensured; the intelligent starting method disclosed by the invention has the characteristics of being clear in logic, simple and easy in operation, high in correction precision, and the like, has a practical application value, and is especially suitable for practical industrial application occasions.

A method for predicting the endurance life of pressure container includes such steps as inputting initial defect information and the 3D address information of node, calculating the area increment and expansion increment of crack, adding said expansion increment to original crack depth to obtain current crack depth, comparing it with the threshold stored in computer, and controlling the pressure container.

The invention relates to an antenna array, in particular to an antenna array of a hybrid radiator assembly. Its structure includes a metal radiator composed of a dipole radiator and a folded dipole radiator, and achieves the purpose of impedance matching by connecting the metal radiator in parallel; at the same time, it is used in a specific antenna operating frequency band The dipole radiator whose input impedance is capacitive is compensated for its capacitive effect by the folded dipole radiator whose input impedance is inductive in the aforementioned antenna operating frequency band, so that the antenna array of the hybrid radiator assembly of the present invention can operate on a specific antenna. Under the operating frequency band, it takes advantage of high efficiency and high directivity.