57results about How to "Has market potential" patented technology

The invention belongs to the technical field of loudspeakers, and particularly relates to a miniature loudspeaker module structure with an adaptive pressure balancing function. The module structure comprises a body of a module. A loudspeaker or sounding component, a front sound cavity and a rear sound cavity are arranged in the body, sounding holes are arranged on a front cavity wall, which corresponds to a vibrating diaphragm of the loudspeaker or sounding component, of the front sound cavity, and a foam or dustproof screen is arranged between the front cavity wall and the loudspeaker or sounding component. An opening is arranged on a wall of the rear sound cavity, a hollow pipeline used as a leakage pipeline of the loudspeaker module is led out at the opening, the aperture of the hollow pipeline is identical to that of the opening, and the hollow pipeline is used as an air pressure balancing channel; the hollow pipeline and the opening are sealed with each other without a gap; and a coefficient of the proportion of the sectional area of the hollow pipeline to the length of the hollow pipeline is not larger than 0.01. The miniature loudspeaker module structure has the advantages that problems that internal air pressure and the external air pressure are unbalanced due to deficiency of leakage holes of an existing loudspeaker module and an individual loudspeaker is damaged are solved owing to the design of the leakage pipeline of the loudspeaker module, low-frequency effects of the small closed sound cavities of the loudspeaker module are further improved, and the sound quality of the loudspeaker module is optimized.

The invention discloses a crane remote control system and a control method thereof. The crane remote control system comprises a local remote control unit and a handheld remote control unit, wherein the handheld remote control unit comprises a microcontroller, a speed signal giving unit, a handheld remote control unit attitude detecting device and a handheld remote control unit wireless receiving and transmitting device; the local remote control unit comprises a local attitude detecting device and a local wireless receiving and transmitting device; and the handheld remote control unit attitude detecting device comprises a micro-electro-mechanical sensor gyro, an acceleration meter and a magnetometer. The microcontroller is used for simultaneously measuring and contrastively analyzing information of the handheld remote control unit and a controlled object, a direction control command can be automatically analyzed, and thus the target direction control on a signified crane hanger to move can be realized. Since the attitude information of the handheld remote control unit and the controlled target can be automatically analyzed for control, the quantity of keys of the handheld remote control unit can be reduced, the operation is simple, and no professional operator is needed.

The invention provides an european pear can processing technology capable of preventing the nutrient loss. The processing technology is characterized by comprising the following steps of 1) sorting, namely, sorting out raw materials based on a first-in and first-out principle according to different procurement times, varieties and places of origins; 2) spraying alkali and peeling, namely, arranging white peach which is divided into two halves and released from kernel in a single layer on a conveyor belt, wherein the kernel cavity is kept downward; 3) pre-boiling, namely, pre-boiling with a spiral pre-cooking machine, wherein the pre-cooking time is determined according to the technology requirement; 4) filling soup and sealing, namely, adding white granulated sugar to a pot; heating until slightly boiling; maintaining for 5 minutes; and uniformly agitating; and 5) sterilizing and cooling, namely, sterilizing at the high temperature through a continuous sterilizer. The european pear can processing technology has the beneficial effects that the peeling efficiency can be obviously improved after the treatment by adopting the technology, the peeling efficiency and the appearance quality can also be improved; in addition, the loss of sugar, protein, mineral substances, vitamin and other nutritional ingredients of an european pear can are obviously decreased, and thus the nutritional quality of the european pear can is improved, and the market competitiveness of the european pear can is enhanced. The european pear can is convenient to carry, high in storage resistance, and is a nutritional can with the market potential.

The invention belongs to electromechanical technical field, in particular to an integrated insulation pad slot paper, as main accessory of motor and modification on prior art. The invention comprises a stator iron core laminated sheet, a left internal insulation slot paper sheath, and a right internal insulation slot paper sheath. The invention is characterized in that the left and right internal insulation slot paper sheaths are integrated with the stator iron core laminated sheet. The invention has the advantages that the invention is based on prior art, and the left and right internal insulation slot paper sheaths, and the stator iron core laminated sheet are integrated, therefore, the invention can reduce artificial assembly, reduce cost, and improve working efficiency, with better insulation, safe application, reasonable structure, novel design, and wide market outlook.

The invention provides an energy-harvesting power generation apparatus based on vibration of an inhaul cable of a cable-stayed bridge. The energy-harvesting power generation apparatus comprises a rope-shaped energy-harvesting power supply apparatus, wherein the rope-shaped energy-harvesting power supply apparatus is spirally wound around the inhaul cable of the cable-stayed bridge, and can vibrate along with the inhaul cable. The electric energy generated by the power generation apparatus can fully supply enough power to a monitoring system, a damping system, an illumination apparatus, traffic signs and the like on the bridge structure; the energy-harvesting power generation apparatus is also equipped with an electric energy storage apparatus; when surplus electric energy is generated, the surplus electric energy can be stored in time so as to ensure the continuous power supply of the system; and therefore, a brand new environment-friendly and green energy is supplied to the common cable-stayed bridge structure in highways and urban bridges.

The invention relates to a device and method for automatically classifying garbage. The device comprises a machine body, wherein a microprocessor is mounted in the machine body, and a trained improved ResNet-50 garbage classification convolutional neural network model is stored in the microprocessor; the machine body is provided with a throwing opening for throwing garbage, the throwing opening is provided with a camera for image acquisition, and the camera is connected with the input end of the microprocessor; four different types of garbage cans are arranged on the machine body, are respectively a recyclable garbage can, a kitchen garbage can, a harmful garbage can and an other garbage can, and are used for classifying different types of garbage; a conveyor belt is arranged on the machine body and located under the feeding opening, and a driving motor is arranged below the conveyor belt and used for running of the conveyor belt. The conveyor belt is connected with the output end of the microprocessor and used for conveying the garbage output by the microprocessor into the corresponding can. According to the invention, automatic identification of garbage can be realized automatically, accurately and efficiently; and the garbage can be automatically put into the corresponding garbage can.

The present invention provides one kind of red yeast preparation containing the active components of glossy ganoderma and its preparation process. The present invention is prepared with red yeast leavening containing the active components of glossy ganoderma and contains the main functional components including coarse polysaccharide not less than 4 mg each 100 g, total flavone not less than 3 mg each 100 g and lovastatin not less than 0.1 mg each 100 g. It may be prepared into oral liquid, soft capsule, powder, capsule, tablet, honeyed bolus, ointment, food additive and other preparation forms. The present invention includes many kinds of physiologically active matters, including polysaccharide, flavone, lovastatin, unsaturated fatty acid, protein, amino acid, etc. and has the synergistic blood fat reducing effect of red yeast and liver protecting effect of glossy ganoderma.

The invention discloses a preparation method of a ramie fiber carbon molecular sieve. The method comprises the following steps: (1) modifying ramie fiber; (2) bonding, namely, mixing the following raw materials in parts by mass: 52-58 parts of modified ramie fiber powder, 5-9 parts of walnut shell flour, 6 parts of mica powder, 25 parts of plant starch and 18-22 parts of water, and bonding for 35 minutes; (3) molding; (4) carbonizing and performing pore adjustment treatment; and (5) preparing a finished product, namely, rapidly cooling a certain amount of high-temperature samples in a vacuum state, rapidly evaluating the aperture distribution situation by using a specific surface area and pore structure distributor, detecting so as to obtain the carbon molecular sieve of which the aperture is 1.8-2.5 angstrom, and controlling the sealing temperature of a product to be 65-72 DEG C.

The invention discloses a low-temperature-resistant micro circuit breaker reclosing apparatus and a use method therefor, and relates to the field of a reclosing apparatus; the low-temperature-resistant micro circuit breaker reclosing apparatus solves the problem that the existing reclosing apparatus cannot work at low temperature, and can be used in outdoor environments at the temperature below minus 30 DEG C, so that the applicable scope of the reclosing apparatus is enlarged, and the reclosing apparatus has market potential. The low-temperature-resistant micro circuit breaker reclosing apparatus adopts the match of a planet cycloid mechanism groove rod and a planet cycloid pin, and the reclosing apparatus has the unique brake-separating position and unique break-reclosing position, the shortcoming that the existing reclosing apparatus judges by fully relying on sensors is solved, and the reclosing apparatus is higher in reliability. The technical key point is as follows: the low-temperature-resistant micro circuit breaker reclosing apparatus comprises a housing, a planet cycloid mechanism spanner, a planet cycloid mechanism groove rod, a planet cycloid pin, a gear module, a motor-driven gear, a motor, a detector, an external power supply socket, a bus, a signal terminal, a work indicating lamp, a reclosing failure indicating lamp and a clamping pin. The low-temperature-resistant micro circuit breaker reclosing apparatus is mainly used for reclosing of the micro circuit breakers, micro leakage protectors and other electric appliances.

The invention relates to sanirary belt, improving present techinque, particularly relates to medicine sanirary belt and preparation method thereof. The sanirary belt of this invention includes non-woven fabric layer, non-woven fabric, sanitary paper and waterproofing film enclosed in non-woven fabric layer, which is characterized in: coating drug liquor on non-woven fabric. The invention has advantages: first, having functions of common sanirary belt; second, having function of medicine sanirary belt such as expelling wind and removing damness, clearing away heat and toxic material, destroying parasites and elieving itching; third, wide medicine source, low cost and having market potential.

The invention relates to a processing technique of high-quality mango jam, which is characterized by comprising the following steps: 1) sorting mangoes; 2) spraying alkali and peeling the sorted mangoes; 3) precooking the peeled mangoes with steam; and 4) grinding the precooked mangoes into thick liquid, and seasoning the obtained product, wherein 0.5 percent citric acid is added 3 min before the end of concentration to prevent browning of the jam and loss of VC; and 5) performing sterilization and cooling, wherein sterilization is performed at high temperature, and cold water is used for cooling after sterilization, and the content of residual chlorine in the cold water is 0.5-0.6 mg / kg. The processing technique provided in the invention has the following benefits: with the adoption of the technique, the peeling efficiency can be significantly improved, the peeling effect and appearance quality are improved, loss of nutritional ingredients such as sugar, proteins, minerals, vitamins in the mango jam can be significantly reduced, the nutritional quality of the mango jam is increased, and the market competitiveness of the product is enhanced. The mango jam is convenient to carry, has high storage resistance, and is a nutritional product with market potential.

The invention discloses a blackboard with a dust prevention function. The blackboard with the dust prevention function comprises a frame, a pair of driving synchronous pulleys driven by a turbine gear motor and a pair of driven synchronous pulleys, wherein the driving synchronous pulleys and the driven synchronous pulleys are arranged on the frame. A pair of tensioning synchronous pulleys is arranged between the driving synchronous pulleys and the driven synchronous pulleys. The turbine gear motor is arranged below the driving synchronous pulleys on the frame. A roller a supported by a bearing block of the roller is arranged below the turbine gear motor on the frame. A roller b driven by a roller motor is arranged above the driven synchronous pulleys on the frame. A rubber plate is connected to the outer surfaces of the driving synchronous pulleys, the tensioning synchronous pulleys and the driven synchronous pulleys to form a rotating blackboard loop when the turbine gear motor drives the synchronous pulleys to rotate. The roller a and the roller b are in contact with the surface of the rotating blackboard loop. The roll motor drives the roller b to rotate to remove chalk dust on the surface of the blackboard. The blackboard with the dust prevention function is simple, practical and good in dust removal effect and avoids the harm of dust to a body in a using process.

The invention belongs to the technical field of communication, and discloses a Beidou RDSS short message emitting device without a receiving channel. The device comprises an antenna (1), a radio-frequency switch (2), an emitting channel module (3) and a baseband signal processing module (4); the antenna (1) is in signal connection with the radio-frequency switch (2); the radio-frequency switch (2)is in signal connection with the emitting channel module (3) and the baseband signal processing module (4); and the emitting channel module (3) is in signal connection with the baseband signal processing module (4). The device has a function of directly emitting a Beidou satellite RDSS short message without receiving a Beidou signal, so that the device is simple in structure, small in size, low in power consumption, long in standby time and low in production cost; if the device is combined with a Beidou RNSS module / a GPS module (5), the device is suitable for emergency rescue, tracking, positioning, management and control, and emergency communication; and therefore, the device has a certain market potential.

The invention belongs to a building material and the field of preparation thereof, in particular to a decorative brick and a preparation method thereof. The decorative brick consists of two or three layers. A surface layer is a concave-convex stereoscopic pattern layer which is prepared from cement, fine stone powder, reinforced materials and water, or the cement, the fine stone powder, mica, the reinforced materials and the water as main raw materials, and is hydraulically formed through a mould. A bottom layer is a compound layer which is prepared from river sand, the cement, stones and water, or the cement, the fine stone powder, the reinforced materials and the water as the main raw materials, and is hydraulically formed through the mould. The preparation method comprises the following steps of: taking the raw materials of the bottom layer in proportion, fully mixing the materials, and pouring the mixture onto the bottom layer of the mould; then taking the raw materials of the surface layer in proportion, fully mixing the materials, and pouring the mixture onto the upper layer of the mould; delivering the filled mould onto a hydraulic machine with a stereoscopic pattern top die, and carrying out surface stereoscopic embossing and instant forming and demoulding; and then solidifying the materials at a normal temperature or by heating to obtain a product of which one lateral surface is provided with a stereoscopic pattern. The decorative brick and the method have the advantages of simple process, convenient operation, low cost, beautiful product appearance and rich stereoscopic sensation.

The invention provides a production process for high-quality deep-fried salty pine nuts. The production process is characterized by comprising the following steps: 1) removing impurities of raw material, 2) screening and grading, 3) wrapping before frying, 4) deep-frying and cooling, 5) shaping after frying, and 6) selecting and packaging. The production process has the beneficial effects that the pine nut raw material is successively subjected to the main steps of wrapping with a wrapping solution in a wrapping barrel, deep-frying with a continuous temperature-control fryer, cooling, wrapping with a wrapping powder in a shaping barrel after frying, and selecting and packaging, and the deep-fried salty pine nuts are prepared by a self-developed deep-frying production line. At the same time, the product contains no aflatoxin and salmonella residues, the product safety can be improved, and the product market competitiveness is enhanced. Moreover, the deep-fried salty pine nuts are easy to carry and strong in storage resistance, and are nutrition food having market potential.

The invention discloses a preparation method of purely-natural edible acorn starch. The preparation method comprises the following steps of performing leaching with edible alcohol under the action of stirring and ultrasonic waves for three times, and recovering tannin; performing heating and vacuum stirring in an extracting tank, and recovering alcohol; and performing superfine comminution so as to obtain acorn starch. The preparation method disclosed by the invention is used for recovering acorn tannin when being used for producing the acorn starch, wherein the recovery rate of the tannin in acorn kernels is as high as 95% or above, and 6-15kg of the acorn tannin can be obtained from each 100kg of the acorn kernels. The recovery rate of the acorn starch is as high as 98% or above, and the loss rate of the starch is low. 40-65% of the acorn starch can be obtained from each 100kg of the acorn kernels, the purity of the acorn starch is high, few impurities are generated, and pollution water is hardly generated except when equipment is cleaned. A dry method is used for production, so that the production process is not liable to pollute by mould, and the obtained acorn starch is good in quality, light in color, light in bitterness, good in mouth feel, high in utilization of the acorn kernels, good in comprehensive benefits, and good in market development potential.

The invention discloses a hand-held electronic device and an operating method thereof, which aim to effectively avoid the inconvenience that a user manually adjusts the position of a star chart displayed by a screen of a satellite navigation device in the prior art. The hand-held electronic device comprises a positioning module, a sensing module, a starlike image database and a processing module, wherein the positioning module is used for generating position information about the hand-held electronic device according to satellite signals received by the hand-held electronic device; the sensing module is used for sensing a vertical inclination angle and a horizontal observation direction corresponding to the placement state of the hand-held electronic device; and the processing module acquires corresponding real-time starlike image information from star chart information stored in the starlike image database according to time information, the position information, the vertical inclination angle and the horizontal observation direction.

The invention provides a safe production process for peanuts with a strawberry flavor. The process is characterized by comprising the following steps: 1) sorting; 2) removing metal impurities from the peanuts by using a metal detector; 3) adding a wrapping solution with seasonings to wrap the peanuts; 4) performing numerical control continuous baking; 5) performing infrared sterilizing; 6) removing peanuts with color aberration by using a color sorter; and 7) performing nitrogen-filled packing. The invention aims to remove impurities among the peanuts, kill possibly existing fungi and bacteria in the peanuts, and provide the safe production process for high quality peanuts with the strawberry flavor. The production process contains three major safe production steps including impurity removing, numerical control continuous baking and sterilizing and enabling the peanut products with the strawberry flavor to meet commercial sterilization requirements. Shelf life of the peanuts is prolonged. Product safety is improved and product market competitiveness is enhanced.

The invention discloses a high-rise escape device. The high-rise escape device comprises a rack and a hook arranged on the rack; the hook is connected with a pair of connecting plates, a driving shaftand a driven shaft are distributed between the connecting plates front and back, and the sides, extending out of the connecting plates, of the driving shaft and the driven shaft are connected with apair of meshed gears respectively; the driving shaft is wound with an escape rope, and the gear at the outer side of the driving shaft is provided with a rocker; a segmented connecting rod is hinged to the connecting rod corresponding to the driven shaft, and the top of the segmented connecting rod is connected to the hook; the hook on the rack is hung on a window frame, the escape rope on the driving shaft bypasses the driven shaft, and high-rise escape is achieved under an emergency by using the hook to connect and lower a person. Under the condition of fire disasters, the device can help people to achieve high-rise escape conveniently and quickly; the device is simple in structure, low in cost and easy to assemble.

The invention relates to a decorating lamp, belonging to the technical field of lamp series, which is the improvement for prior technology. The invention comprises flower shell, soft core and soft head. The flower shell is set on the soft core and the soft head is set under the soft core. It is characterized in that the assembling position of the covering mouth of flower shell and the soft core is the integrating forming structure. The invention is provided with following merits. Firstly, the flower shell is melting with the soft core together at the assembling position so that water leakage is avoided. Secondly, the service life is prolonged and the using cost is decreased. Thirdly, the exchange is convenient. Finally, it is provided with reasonable conception and novel design. It is provided with market potentiality.

The invention provides a canned hawthorn processing technology able to prevent nutrition loss. The technology is characterized by comprising the steps of: 1) sorting, 2) alkali spraying and peeling, 3) pre-cooking, 4) soup filling and sealing, and 5) sterilizing and cooling. After treatment by the technology provided by the invention, the peeling efficiency can be significantly improved, the peeling effect and the appearance quality can be improved, also the loss of sugar, protein, minerals, vitamins and other nutrients in canned hawthorn can be obviously reduced, the nutritional quality of canned hawthorn can be enhanced, and the market competitiveness of the product can be strengthened. The canned hawthorn is convenient to carry, has strong storability, and is a nutritious canned food with market potential.

The invention discloses a preparation method of purely-natural edible acorn starch. The preparation method comprises the following steps of performing leaching with edible alcohol under the action of stirring and ultrasonic waves for three times, and recovering tannin; performing heating and vacuum stirring in an extracting tank, and recovering alcohol; and performing superfine comminution so as to obtain acorn starch. The preparation method disclosed by the invention is used for recovering acorn tannin when being used for producing the acorn starch, wherein the recovery rate of the tannin in acorn kernels is as high as 95% or above, and 6-15kg of the acorn tannin can be obtained from each 100kg of the acorn kernels. The recovery rate of the acorn starch is as high as 98% or above, and the loss rate of the starch is low. 40-65% of the acorn starch can be obtained from each 100kg of the acorn kernels, the purity of the acorn starch is high, few impurities are generated, and pollution water is hardly generated except when equipment is cleaned. A dry method is used for production, so that the production process is not liable to pollute by mould, and the obtained acorn starch is good in quality, light in color, light in bitterness, good in mouth feel, high in utilization of the acorn kernels, good in comprehensive benefits, and good in market development potential.

The present invention belongs to a pressure-casting die and a method of manufacturing a die-casting product. The present invention comprises a die blank, a back mold body, a front mold body and a supporting column. A heating plate is arranged in the die blank. The supporting column is arranged under a lower part of the die blank. An electromagnetic boiler mold is arranged in the front mold body. A heating plate is arranged on the electromagnetic boiler mold. An electromagnet core is arranged on the heating plate. A solenoid coil is arranged on the electromagnet core. A non-electromagnet steel ring is arranged between the solenoid coil and the heating plate. The electromagnet core is fixed on the die blank by a double-screw bolt. The electromagnet core is provided with a cold air blast intake. The advantage of the present invention is that an aluminum alloy boiler bottom is additionally provided with a steel plate, which enlarges use range of the aluminum alloy boiler. As the steel plate is better than the aluminum alloy in strength, abrasion resistance of the boiler bottom is improved. Fusion method is adopted for the boiler bottom and the steel plate of the present invention, which is easy to make an aluminum alloy boiler body connected with the steel plate in the process of manufacturing the aluminum alloy boiler body. Therefore, manufacture technique of the present invention is very simple and the present invention has future market potential.

The invention relates to the technical field of self-service terminals. The vertical self-service terminal based on Internet of Things control comprises a base, a top frame is fixedly connected to thetop surface of the base, a display screen located in the top frame is fixedly installed on the top surface of the base, a crushing box is fixedly connected to the side face of the base, and a rotating shaft is movably connected into the crushing box in a sleeved mode. The invention discloses the vertical self-service terminal based on Internet of Things control. A crushing roller is used for crushing printing waste paper in time; personal information on the waste paper is prevented from being stolen by a person who sets his mind on sth; user personal message leakage is avoided; the crushed waste paper is stored in a storage box; concentrated collecting of the waste paper is achieved, environment uncleanness caused by disordered throwing of the waste paper is avoided, the use environment of a terminal is improved, use experience is provided, the printing waste paper crushing effect is good, the dual effects of environmental protection and information safety are achieved, the popularization effect of the printing terminal is improved, market competitiveness is improved, operation is convenient and fast, and market potential is achieved.

The invention provides a safe preparation technology of tomato-flavor cashew nuts. The safe preparation technology is characterized by comprising the following steps: (1) removing impurities of a raw material, namely, removing the impurities such as mudstone, glass, and picking out mildewed and rotten grains mainly to avoid cross contamination of the raw material; (2) removing metal impurities possibly existing in the cashew nut raw material by a metal detector; (3) coating, namely, feeding a coating solution containing tomato seasoning into the cashew nut raw material, and carrying out coating treatment on the cashew nut raw material; (4) carrying out numerical control continuous baking, namely, working out the best condition of the tomato-flavor cashew nuts by repeated tests, and carrying out automatic production with programmed heating, wherein the baking temperature is 135-145 DEG C, and the baking time is 35-40 minutes; (5) sterilizing by infrared ray; (6) enabling products to evenly pass through a color selector to remove the mildewed and rotten grains; and (7) carrying out nitrogen-filled packing. The safe preparation technology of the tomato-flavor cashew nuts has the beneficial effects that after being treated by four main technologies including impurity removal, numerical control continuous baking, sterilizing by infrared ray and nitrogen-filled packing, the tomato-flavor cashew nut products reach the requirement of commercial sterility, so that the shelf lives of the products can be prolonged, and the safety of the products can be improved; furthermore, the tomato-flavor cashew nuts are convenient to carry and high in storability.

The invention provides an apple can processing technology capable of preventing nutrient loss. The apple can processing technology is characterized by comprising the following steps of (1) sorting: sorting raw materials according to the purchase time, the varieties and the places of production in sequence of first in and first out; (2) alkaline leaching and peeling: arranging white peach slices subjected to half-opening and core removal on a conveyer belt by a single layer in the manner that core grooves are downward; (3) precooking: performing precooking through a helical precooker, wherein the precooking time is set according to a technical requirement; (4) filling and sealing: pouring white granulated sugar into a pot for heating to micro-boiling, retaining for 5 minutes, and uniformly stirring the materials; and (5) sterilization cooling: performing high-temperature sterilization through a continuous sterilization machine. The apple can processing technology capable of preventing the nutrient loss has the beneficial effects that the peeling efficiency can be obviously improved, and the peeling effect and the appearance quality are enhanced; furthermore, the loss of nutrients such as sugar, proteins, minerals and vitamins in apple cans is obviously alleviated; the nutrient quality of the apple cans is improved; the market competitiveness of products is improved. The apple cans are convenient to carry and high in storage resistant performance, and have market potential.

The invention discloses a preparation method and application of natural radish blue pigment. The preparation method comprises the following steps: S1, under the catalysis of peroxidase, reacting 4-hydroxyindole-3-methyl glucosinolate with hydrogen peroxide to obtain a blue pigment reactant; and S2, separating and purifying the blue pigment reactant by adopting HPLC (High Performance Liquid Chromatography), collecting a first absorption peak with the detection wavelength of 630nm, and concentrating and freeze-drying to obtain the blue pigment. The natural radish blue pigment prepared by the method has oxygen free radical absorption capacity and capacity of scavenging DPPH free radicals and ABTS free radicals, so that the natural radish blue pigment has oxidation resistance. The radish blue pigment is purified and prepared by adopting a simulation system, not only has market potential, but also is the premise of property and function research of a single natural radish blue pigment, and has good scientific research value. The natural radish blue pigment obtained by adopting the in-vitro portable preparation method can provide possibility for subsequent property research and application of the natural radish blue pigment.

The invention discloses an omnidirectionally mobile skateboard. The omnidirectionally mobile skateboard comprising an omnidirectional wheel set, a skateboard surface, skateboard bridges and wheel hubs, wherein the quantity of the skateboard bridges is two, the skateboard bridges are respectively fixedly connected to the front end and the rear end of the bottom of the skateboard surface, the wheelhubs are mounted at two ends of the skateboard bridges, the omnidirectional wheel set includes two pairs of Mecanum wheel with wheel bodies facing different directions, and the Mecanum wheels are connected with the wheel hubs by flange shaft couplings. The omnidirectionally mobile skateboard has the advantages of realization of omnidirectional movement, flexible movement characteristic, high running efficiency and high practicality.