111results about How to "Suitable for a wide range of objects" patented technology

The invention relies to a video data mining-based non-contact type object vibration frequency measurement method. In the prior art, a contact type vibration transducer, installed on an object and used for measuring the vibration of the object, causes the problems of complicated techniques, high cost and unachievable installation on a to-be-measured object can be solved by adopting the above method of the invention. The method comprises the steps of constructing an ideal camera noise model for a digital camera to take photos, calculating the vibration frequency of each pixel in the video according to the ideal camera noise model, and obtaining the vibration frequency of a to-be-measured object. According to the technical scheme of the invention, the defects of the conventional v contact type object vibration frequency measurement method are overcome. Meanwhile, the defect that the existing machine vision-based non-contact type object vibration frequency measurement method is limited by constraint conditions is also overcome. The above method is applied to off-line video data and online video data. Moreover, the method is simple in equipment, low in cost, good in adaptability and wide in application range.

The invention provides a gear single-tooth loading testing device with a uniform loading function. The gear single-tooth loading testing device comprises two parts including a supporting structure and a loading structure located above the supporting structure, wherein the supporting structure comprises a supporting head, an adjusting gasket, a supporting base, a positioning ring, a supporting frame, a mandrel and a shaft pressing cover; the lower end of the supporting head is fixed on the supporting base; the supporting frame is located on one side of the supporting head; a testing gear is mounted at the top of an adjustable bracket through the positioning ring, the mandrel and the shaft pressing cover; the loading structure comprises a pressing head base, a limiting sleeve, a self-adjustable pressing head and a loading round plate which are coaxial with the supporting head and are arranged in sequence from top to bottom; the pressing head base and the limiting sleeve are fixedly connected together by a connection piece; the self-adjustable pressing head is arranged in the limiting sleeve; a freely-rotatable matching relation is formed between an outer convex column surface of the upper end and the inward concave arc surfaces of the pressing head base and the limiting sleeve; and the loading round plate is fixed at the lower end of the self-adjustable pressing head by an anti-releasing screw.

The invention discloses a method for quantificationally analyzing and detecting the components of a textile, in particular to a method for quantificationally analyzing the double-component fiber textile containing mulberry silk. The invention belongs to the textile detection technical field and comprises the following steps that: the sample which is quantificationally analyzed is preprocessed, the mulberry silk component in the sample is dissolved and is eliminated by the water solution of calcium nitrate with a mol ratio of 1:7 to 14; after the fiber component which is not dissolved is separated, the fiber component which is not dissolved is washed, dried, cooled and measured to determine the component, according to the mass difference between the sample before the dissolution and the fiber component which is not dissolved, the content of the mulberry silk component is determined. The method is suitable for the quantificational analysis of the mulberry silk, the other protein components and the nonprotein components and has the advantages of accurate test result, wide applicability, convenient operation, safe and non-toxic property and environment protection.

The invention relates to a natural preservative and a preparation method thereof. The natural preservative is obtained through compounding a radix salvia miltiorrhizae extracting solution, a dark plum extracting solution and a cinnamon extracting solution according to the volume ratio of (1-5): (1-5):1 and then carrying out vacuum concentration, wherein the radix salvia miltiorrhizae extracting solution, the dark plum extracting solution and the cinnamon extracting solution respectively have the concentrations of 45-55mg/mL, 45-55mg/mL and 75-85mg/mL. Raw materials of the natural preservative are all medicinal and edible plants according with the national regulation and natural plants for health care foods, and the natural preservative prepared by using the raw materials accords with the relevant standards of national food additives; secondly, the raw materials and reagents adopted by the invention are safe and nontoxic, and the aims of pure nature and nontoxic or side effect of the natural preservative are achieved; and compared with a traditional preparation process of the natural preservative such as a bamboo leaf extract, the preparation method of the natural preservative has the advantages that the preparation process is simple and convenient, the production cost is low, the prepared natural preservative not only has strong sterilizing and bacterostasis effects, but also contains various substances which has physiological activity and is beneficial to a human body.

The liver protecting and kidney invigorating bean is one kind of health food prepared with black bean and 12 kinds of Chinese medicinal materials including rehmannia root, white atractylodes rhizome, Yunling, etc and salt in certain weight proportion. The preparation process includes decocting the Chinese medicinal materials, filtering, adding black bean into the filtrate, boiling, stoving black bean, and packing. The liver protecting and kidney invigorating bean has the health functions of protecting liver, invigorate spleen and stomach, promoting urination, tranquilizing, balancing yin-yang, etc.

The invention provides an ultrasonic wave and microwave assisted pass-type metal salt tanning method. The method comprises the following four steps: (1) regulating the pH value of pickled pelt firstly to be at least 3.5, extruding by adopting a roller type extruding machine, and regulating the distance between the extrusion rollers to be 40%-60% of the initial thickness of the pickled pelt; (2) enabling the grain side of the pickled pelt after extrusion to face downwards to pass through a metal salt tanning solution containing sodium chloride, tanning under the action of 40 KHz ultrasonic waves for at least 1 min, extruding the crust leather by adopting the roller type extruding machine, and further regulating the distance between the extrusion rollers to be 40%-60% of the initial thickness of the pelt; (3) repeating the operations in the step (2) for 1-3 times, and no longer extruding by adopting the roller type extruding machine after the last time tanning; and (4) performing heat preservation on the crust leather after the completion of operations in the step (3) in a microwave field for at least 2 min at the heat preservation temperature of 30-60 DEG C. The ultrasonic wave and microwave assisted pass-type metal salt tanning method is applicable to tanning adopting various metal salts, the tanning time is short, and the physical and chemical property of the obtained leather have no obvious difference compared with that obtained by adopting the conventional method; besides, the tanning solution in the method is recyclable, and waste water containing a tanning agent is not discharged during the tanning process.

The invention discloses a method for analyzing topological relations between three-dimensional spatial complex objects. The method comprises: inputting a first complex object B1 and a second complex object B2; decomposing the first complex object B1 into n basic objects and the second complex object B2 into m basic objects; solving the topological relation between the basic objects; adopting a complex method to analyze and deduce the topological relation between the basic objects of the first complex object B1 and the second complex object B2; and adopting the complex method to deduce and obtain the nine-intersection topological relation between the first complex object B1 and the second complex object B2. The method has good topological robustness, wide applicable objects, strong topological analysis ability and flexibility and high efficiency.

The invention discloses an urban local climate region classification method based on multi-source data, and the method comprises the following steps: 1, obtaining a Gaofen-1 image and urban 3D building data in a research region range, and carrying out preprocessing; 2, extracting parameters for local climate partitioning, including the building height, building surface score, normalized vegetationindex, vegetation coverage, permeable surface score, water surface score and impermeable surface score, establishing regular grids of different scales, and extracting LCZ partitioning parameters of corresponding spatial scales based on the regular grids of different scales; 3, establishing a random forest classification model; 4, based on the established random forest classification model, carrying out local climate region classification of different scales; and 5, selecting an optimal local climate partition scale through visual interpretation and quantitative precision evaluation. Accordingto the method, the advantages of two local climate partitioning methods are effectively combined, and the precision and high efficiency of local climate partitioning are improved.

The invention discloses a major pest control agent for cycads and belongs to the field of agricultural production. The major pest control agent for cycads comprises effective active components: 4.5 to 7.5% carbofuran and 15 to 25% of imidacloprid. The agent is used for the cycads and can effectively control cycad pests such as chilades pandava, pseudaulacaspis cockerelli, lepidosaphesulmi linnaeus and thrips.

The invention discloses a vertical step type bicycle. The bicycle comprises a handlebar assembly, a front wheel assembly, a rear wheel assembly, a pedal and a frame; the frame comprises a longitudinalfixed shaft, a rotating sleeve rotationally sleeves the longitudinal fixed shaft and is sleeved with a pedal connecting rod, a front unidirectional wheel and a rear unidirectional wheel from front toback in sequence, the front unidirectional wheel and the rear unidirectional wheel are a pair of mirror symmetrical driving wheels which are internally provided with single-acting ratchet mechanismsthrough meshing and externally provided with oblique teeth, an opening is formed in the portion, located between the front unidirectional wheel and the rear unidirectional wheel, of the rotating sleeve, a transverse fixed shaft is vertically fixedly arranged on the longitudinal fixed shaft located in the opening, the transverse fixed shaft is rotationally sleeved with a driven wheel, oblique teethmatched with the driving wheel are arranged on the driven wheel, the driven wheel is in transmission connection with a chain wheel sleeving the end of a rear axle, and the pedal is rotationally connected with the pedal connecting rod through a straight shank. The purpose that the bicycle is driven through a stand walking mode is achieved, and the body-building exercise effect is achieved.

The invention relates to a flexible manipulator for intelligent equipment for channel operation of city garden landscape engineering. The flexible manipulator comprises a three-freedom degree parallel mechanism and a scraping device, wherein the three-freedom degree parallel mechanism is positioned just below the scraping device, and the upper end of the three-freedom degree parallel mechanism is connected with the scraping device. According to the flexible manipulator disclosed by the invention, multiple functions of position adjusting, channel wall scraping, channel wall rotary sweeping and the like are integrated; mobile scraping cleaning operation can be performed on channel walls of a garden landscape water delivery channel of a water conservancy project, and the flexible manipulator is high in scraping cleaning speed, flexible in position adjusting, high in intelligence degree, and high in scraping cleaning efficiency, and the problems that conventional manual scraping cleaning is high in working capacity, low in efficiency, high in cost and the like are solved.