92results about How to "Reach cost" patented technology

The utility model relates to an embedded SoC chip-based industrial wireless network monitoring system, pertaining to the Industrial monitoring technique field of the electronic communication. The system comprises a monitoring center, a couple of acquisition converters, a couple of collectors and the software. The collectors are subject to the acquisition converters and the software is installed on the collectors and the acquisition converters. Also, related software is available for the monitoring center's server. The SoC chips inside the collector and the acquisition converter is equipped with the built-in 32-bit RISC processor core, which support more than five types of the power consumption patterns; also, the built-in network protocol stack is adopted to meet the overall requirements needed by the wireless observe and control leading end for the high performance, the high reliability and the low power consumption. The ZIGBEE standard-oriented short distance wireless communication network is introduced to realize the wireless route and the on-site intelligent monitoring. In addition, VPDN technology is adopted to conduct the remote data transmission. The utility model has the advantages of low cost, high performance index as well as easy upgrading and maintenance afterwards. So, the utility model is applicable to the e-transaction terminal, the water monitoring system and relevant monitoring system.

The invention discloses an active phased array transmitting-receiving component with high integration density. The phased array transmitting-receiving component is small in volume and high in integration density, and is realized through the following technical schemes: a phased array T / R component and a comparator are integrated in a high-frequency printed board through vertically interconnected radio frequency printed boards so as to form a high-density phased array T / R component integrated with the comparator; the phased array T / R component modulates and synthesizes radio frequency signals transmitted from antennas through the vector when working in a receiving mode R, and the radio frequency signal vertical transition is performed through the vertically interconnected radio frequency printed boards, and vector overlapping is performed on input radio frequency signals through the comparator, so that the input radio frequency signals after the vector overlapping are transmitted to an end machine to use; the T / R component performs vector modulation and amplification on the radio frequency signal transmitted from the end machine through the comparator, the vertically interconnected radio frequency printed boards and the phased array T / R component, and the radio frequency signal after the vector modulation and amplification is transmitted to the antenna so as to be used as an excitation source.

The invention discloses a tangential distribution-type large-diameter multi-inlet gas distributor and an application thereof in a carbon dioxide adsorption tower. The tangential distribution-type large-diameter multi-inlet gas distributor is arranged in an adsorption tower of which the diameter is more than 1200mm, and comprises a plurality of intake pipe mouths respectively and evenly distributed on the outer side of the distributor; the intake pipe mouths are all arranged from bottom to top; an included angle alpha between the central axis of intake pipes and a normal plane parallel to an overlooking plane is 35-40 degrees; and an included angle beta between the central axis of the intake pipes and a tangential plane parallel to a main sight plane is 35-45 degrees. The gas distribution evenness of the carbon dioxide adsorption tower during charging is realized; the design of the internal part of the traditional gas distributer is simplified, so that gas distribution is evener, and the pressure drop is lowered; and the phenomenon that an upward baffling mode is adopted because the traditional gas distributer adopts the feeding multiphase state can be omitted, thereby bringing convenience for collecting separated liquid phase and ensuring that only gas phase upwards flows to realize the purpose of gas phase and liquid phase separation. The tangential distribution-type large-diameter multi-inlet gas distributor has an important meaning in a large tower device of the type.

A hydrocracking process for increasing the output of low-setting-point diesel oil and the raw material used to prepare ethylene features that the Y-zeolite hydrocracking catalyst for bearing the cracking load of 50-90 wt% of petroleum hydrocarbon and the beta-zeolite one for bearing that of 10-50 wt% of petroleum hydrocarbon are hierarchically filled.

Provided is a ventilator integrated on a lower transverse keel of a unitized curtain wall. The ventilator integrated on the lower transverse keel of the unitized curtain wall solves the problems that in the prior art, energy waste is caused by irregular ventilation, and the external decorative effect of a curtain wall is influenced. The ventilator integrated on the lower transverse keel of the unitized curtain wall is technically characterized in that a ventilator body which is composed of a shell body, a cross-flow fan and end plates is integrated in the lower transverse keel, the lower transverse keel comprises a cavity closing channel with ventilation openings, a sectional material of a V-shaped groove, and a housing body used for fixing the cross-flow fan, the included angle between the horizontal plane and the V-shaped groove is 45 degrees, the cross-flow fan is fixedly arranged in the V-shaped groove, a long-strip-shaped through hole of the upper ventilation opening of the cavity closing channel and a hole formed in the position corresponding to a stagger ventilation hole of a movable baffle are the same, closing and opening of the cavity closing channel are achieved through relative movement between the movable baffle and the end face, with the upper ventilation opening, of the cavity closing channel, and a detachable pinch plate with an air outlet is arranged on the inner side of a lower transverse keel chamber. The ventilator integrated on the lower transverse keel of the unitized curtain wall is reasonable in structural design, facilitates cleaning, maintenance and replacement of the internal fan, achieves regular ventilation of buildings, achieves the purpose of energy saving, and ensures uniformity of the decorative effect of the unitized curtain wall.

The invention discloses a magnetic soft water purifier and method for making magnetic soft water, the end portion of the water purifier main block is provided with a water intake port and a water outlet port, wherein heavy metal separators are arranged, the heavy metal separator is provided with a water collection board on one end, and a deflector on the other end, the intermediate section is provided with a magnet ring set, the magnet ring set is arranged between the water collection board and the deflector.

The invention discloses a wireless remote multi-user electrocardiograph monitoring system and method. The wireless remote multi-user electrocardiograph monitoring system mainly comprises a remote monitoring station, a local receiving end and one or more portable ECG monitors, wherein the portable ECG monitors are used for real-time ECG monitoring of users to acquire real-time electrocardio signals of the users; the local receiving end receives ECG data tested by the portable ECG monitors, and achieves automatic diagnosis and analysis of the ECG data and gives a sound and a short message for alarming in case of abnormality. Meanwhile, the local receiving end can transmit data through the Internet to the remote monitoring station for manual diagnosis and analysis of the tested ECG data to realize remote real-time monitoring. The wireless remote multi-user electrocardiograph monitoring system can monitor the electrocardio signals of the users anytime and anywhere and achieve preliminary diagnosis in real time to guarantee in-time treatment, so that patients can enjoy remote diagnosis, pre-warning can be performed in advance to buy time for treating the patients, and accordingly, risks caused by accidental and emergent diseases are reduced.

The invention relates to an antibacterial reusable air purification filter net and a preparation method thereof. The antibacterial reusable air purification filter net comprises a non-woven fiber supporting layer, a filter layer, an antibacterial layer and a covering layer which are sequentially hot-pressed and composited from bottom to top; the filter layer comprises a PTFE filter film; and the antibacterial layer comprises a chitosan antibacterial nanofiber membrane. Chitosan adopted by the antibacterial layer in the air purification filter net is a deacetylation product of chitin, is natural biopolymer linear polysaccharide, and is a rare positively-charged high-molecular polymer in nature, thus the situation that secondary pollution is caused by mass propagation of microorganisms adsorbed on the air purification filter net can be prevented, meanwhile, the air purification filter net can be washed through a detergent or washing powder without any reduction in performance, and thus the problem that a traditional filter net adsorbs dust for a long time, or bacteria breed, and consequently indoor secondary pollution is caused is completely solved.

The invention provides a micro-power-consumption M-bus slave end circuit for intelligent instrument communication. The circuit is connected with an M-bus, a rectifier bridge circuit of the circuit is connected with an inlet line of the M-bus, the negative end of the rectifier bridge circuit is grounded, the positive end of the rectifier bridge circuit is connected with the positive end of a controllable constant current source circuit, the control end of the controllable constant current source circuit is connected with a microprocessor TX, the negative end of the controllable constant current source circuit is connected with the input of a voltage stabilizing circuit, the output of the voltage stabilizing circuit is connected with a receiving circuit and provides a reference potential for the receiving circuit and an accelerating circuit, a coupling receiving circuit and the accelerating circuit are connected to the positive end of the rectifier bridge circuit through a coupling capacitor, the coupling receiving circuit and the output end of the acceleration circuit are connected with the input end of a reverse circuit, the output end of the reverse circuit is connected with the RX end of the microprocessor, and the RX end is connected with a power source of a controller through a resistor. Meanwhile, a communication method used for the micro-power-consumption M-bus slave end circuit for the intelligent instrument communication is adopted. The micro-power-consumption M-bus slave end circuit and the communication method have the advantages that after the circuit is applied, the steady-state current can be smaller than 50 microamperes and smaller than the standard steady-state current by 30 times, and the communication Baud rate can reach 9600.

The invention discloses a system and method for monitoring the medicine usage situation of a patient. The system comprises a medicine box capable of remotely monitoring and recording opening time and provided with a reminding device and a wireless WiFi module connected with the internet, wherein a chip is arranged in the medicine box, the outside of the medicine box is provided with an operating interface, the operating interface comprises an operating button presetting a time instruction, a reminding device for sending out a prompt and a display screen for displaying information, a pressure light sensor and / or light sensor for detecting whether the medicine box is opened or not is arranged on the medicine box, the light sensor is arranged in the medicine box, and information about pressure change and / or light change detected by the pressure light sensor and / or light sensor is recorded in the chip and is uploaded to the internet through the wireless WiFi module. The medicine taking behaviors of the patient are monitored, regulated and controlled through the medicine box capable of remotely monitoring and recording opening time and provided with the reminding device, the evaluation of a doctor on the medicine taking situation of the patient is promoted, and more scientific effectiveness and safety evaluation results of corresponding treatment methods are obtained.

The invention discloses a preparation method of a modified diatomite adsorbent. The preparation method comprises the following steps: 1) pre-treating diatomite: immersing the diatomite into an alkali solution and an acid solution respectively and carrying out stirring treatment; then washing the diatomite with water until the diatomite is neutral, drying; 2) mixing urea, ethylenediamine tetraacetic acid and the diatomite treated by step 1) in an organic solvent; stirring at 40 DEG C to 60 DEG C for 20min to 30min; then putting an obtained mixture into a reaction kettle and carrying out heating reaction at 160 DEG C to 200 DEG C for 6h to 8h; cooling to room temperature, washing and drying. The invention further discloses the ethylenediamine tetraacetic acid modified diatomite adsorbent and application thereof to adsorption of heavy metal ions in wastewater. The ethylenediamine tetraacetic acid modified diatomite adsorbent takes waste diatomite of a beer factory as a raw material; the price is low and the raw material is convenient to obtain; a modified material has no dangers and no pollution; a whole operation process is simple and the obtained adsorbent has a strong adsorption capability and has relatively high adsorption and removal efficiency on hexavalent chromium and divalent nickel in the wastewater; no other pollutants are produced in a whole adsorption and removal process.

The invention provides a T-shaped assembling integral type shear wall external wall panel and a construction method. The T-shaped assembling integral type shear wall external wall panel is light in weight, low in cost and high in quality, can be produced in a standardized, large-scale and industrial manner, is used for connecting an internal wall and an external wall, and comprises an external surface panel, a heat retaining panel and a shear wall panel sequentially arranged; the external surface panel, the heat retaining panel and the shear wall panel are integrally connected via a plurality of hot bridge cutoff connecting rods; an appropriate amount of protruding connecting ribs are arranged on the shear wall panel from top to bottom; the protruding connecting ribs protrude out of the surface of the shear wall panel; moveable wheels are arranged at the bottom of the shear wall panel. The shear wall external wall panel construction method comprises the following steps: hoisting the shear wall external panel to install in position; splicing, welding or mechanically connecting the protruding ribs and a foundation or floor slab protruding rebars; hoisting other shear wall external panel and floor slabs; fixing a bottom template, and pouring concrete in a cavity.

The invention discloses an image processing method applied to AR intelligent equipment. The image processing method comprises the following steps: acquiring acquired image data of a current scene; carrying out region division on a single frame of image data, wherein each frame of divided image data comprises an image theme area and an image background area; detecting each image background area toobtain an area brightness value, and averaging all the area brightness values to obtain a single-frame brightness value; averaging the single-frame brightness values to obtain a background brightnessvalue of the image data; comparing the background brightness value with a preset brightness reference value, and determining the type of the environment where the current scene is located; and processing the image in the image theme area according to the environment type and then outputting and displaying the processed image. On the premise that new hardware components and cost are not increased,through background brightness detection and environment judgment, the influence of external brightness intensity on the display imaging effect is reduced, the image display effect of an image theme area is enhanced, and cost and performance optimization processing is achieved.

A concrete water-retention curing agent is made of, by weight, 6%-13.5% of mixture, 3%-5% of rosin, 6%-10% of surfactant, 0.5%-1.5% of PH modifier and the balance water, wherein the mixture is made of mixing paraffin, microcrystalline wax and liquid wax in the weight proportion of 1:1:1. Cost of the concrete water-retention curing agent is 30-50% lower than that of equally effective curing agent,a process developing method is simplified and feasible, and products are novel, nontoxic and odorless and meet the requirements on environment protection. Further, curing effect is improved evidently, water loss rate of the concrete is further reduced, and indexes of strength and effective water retention rate of the products reach first-grade level of JC901-2002 national building material specifications.

The invention provides a wall panel for reserved door and window openings for assembling integral buildings, and a construction method thereof. The wall panel is light in weight, low in cost, simple in connection, and high in quality, and can be produced in a standardization and large-scale industrialization mode. The wall panel for reserved door and window openings for assembling integral buildings comprises an external panel, an insulated panel and a conjunct panel which are arranged in order, respectively provided with doors and windows, and connected into a whole via a plurality of thermal bridge cutoff connecting rods; the left and right sides and four corners on the top surface of the conjunct panel are provided with a plurality of protruding ribs, and the bottom of the conjunct panel is provided with a plurality of movable wheels. The construction method of the wall panel for reserved door and window openings comprises the steps of paying off on a foundation or a floor, and checking the size; hoisting the wall panel for reserved door and window openings, and installing the wall panel in position; overlapping, welding or mechanically connecting the protruding ribs; hoisting other external wall panels of the shear wall and floors; fixing bottom formworks to pour concrete into cavities.

The invention relates to the technical field of fire-fighting equipment, in particular to a solid fire-fighting system in a closed cabinet body. The system involves the cabinet body, wherein a sandboxis arranged at the top of the cabinet body, a plurality of discharging funnels which are uniformly and equidistantly and linearly arranged are connected to the bottom of the sandbox, a discharging baffle is arranged at a discharging port of each discharging funnel, each discharging baffle adopts an electromagnetic baffle valve, a smoke sensor and a temperature sensor are arranged on the inner wall of the cabinet body, and a controller and a fire-fighting alarm bell are arranged on the outer wall of the cabinet body. According to the system, fine sand in the sandbox flows into the closed or microporous cabinet body to realize fixed-point fire extinguishing, and the fire influence range is narrowed in the closed or microporous cabinet body, so that greater loss is avoided; and an alarm is given while the fire is extinguished, so that operators are prompted to take measures in time to reduce the loss.

The invention relates to a low speed wireless network communication method. The low speed wireless network communication method is characterized by comprising steps that, 1), a wireless frequency band module less than 1G is employed to form a low speed wireless network, a gateway unit, an equipment node unit formed by multiple equipments and a repeater are arranged in the low speed wireless network, the gateway unit and sub node units are connected through a gateway and equipment to carry out data exchange; 2), communication time segment division is carried out, a communication time segment of the low speed wireless network is divided into a beacon frame time segment, a fixed time segment, a repeater time segment and a competition time segment; 3), networking is realized through the gateway and the equipment; 4), communication between the gateway and the equipment is carried out, after networking, normal data transmission is carried out; and 5), the equipment is re-electrified and accessed, the gateway trips to a public channel at certain intervals to emit information to check whether the equipment is accessed to the network. The wireless frequency band module less than 1G is employed to form the low speed wireless network, and the low speed wireless network communication method has advantages of proper indoor transmission distance, proper equipment quantity, timely response, low cost and simple communication system structure.

The invention relates to the technical field of electrocardiogram instruments having an instant messaging function, and provides a mobile internet dynamic electrocardiogram instant messaging method. According to the method, a local-end electrocardiogram signal processing step is implemented to process electrocardiogram signals; in an electrocardiogram signal transmission channel establishing step, an electrocardiogram signal transmission channel is established by virtue of a transmission control protocol, and meanwhile, an electrocardiogram signal transmitting step is adopted so as to achieve electrocardiogram signal transmission between a local end and a remote end; at the remote end, a remote-end electrocardiogram signal analyzing step is implemented to measure the transmitted electrocardiogram signal; and between the local end and the remote end, an instant messaging step is adopted to transmit a video data flow, an audio data flow and / or text messages in real time. The mobile internet dynamic electrocardiogram instant messaging method disclosed by the invention can achieve real-time effective transmission of the electrocardiogram signal, the audio, the video, the text messages and the like; the method and the system not only achieves interactive communication between doctors and patients in electrocardiogram remote diagnosis so as to provide comprehensive information of 'looking, listening, questioning and feeling pulse (four ways of diagnosis)', but also guarantees the effective transmission of the electrocardiogram signal, so that equipment cost is reduced.

A method and device for purifying tap water using photocatalytic magnetization into direct drinking water, which is characterized in that the tap water is first magnetized, and then the magnetized tap water is purified by photocatalysts using a filter reaction bed, and the final filter On the upper layer, ultraviolet light and photocatalyst are used to complete higher-level purification, so as to realize the function of reaching the standard of direct drinking water after purification of tap water. The invention includes a housing, in which an ultraviolet lamp is arranged, and the outer end of the housing is connected with a water inlet pipe and a water outlet pipe. Reaction bed; the filter reaction bed includes a stainless steel outer net and a stainless steel inner net, with photocatalyst composite carbon particles filled in the middle, and the stainless steel inner net is coated with a photocatalyst film: the top of the filter reaction bed is provided with a flange connected to the shell; the ultraviolet lamp and A protective casing for isolating water is arranged between the filter reaction beds. The multifunctional integrated design of the present invention has small volume, high purification efficiency and low cost, and can create good social and economic benefits.

The invention discloses a method for preparing dehulled sesame oil through cooperation of freezing and microwave unfreezing and an aqueous enzymatic method. Dehulled sesame is preprocessed by adoptingthe preprocessing modes of freezing, microwaves, and unfreezing and the like, the granularity of oil can be reduced so that its cell walls can be effectively broken, and the effect of improving the oil yield can be achieved. compared with an ultrasonic assistance method, an extruded expansion method and other methods of the prior art, the used preprocessing method can utilize frozen ice crystalsto break oil-water layering and achieve the effect of oil drop gathering, microwave unfreezing utilizes the effect of an electromagnetic field to make the viscosity of lactescence decreased, oil dropsare gathered towards the electromagnetic field, and breaking of emulsion is easier to achieve. By adopting the preprocessed material and the aqueous enzymatic method, an oil ingredient is easier to extract, the sesame oil yield is further improved through repeated three times of processing, the cost is also reduced, the process operation facilitates industrial production, the energy consumption is low, and the quality of oil products is safe.

The invention provides a water-retaining liquid suspension fertilizer and a preparation method thereof. The water-retaining liquid suspension fertilizer is prepared from, by weight, 27-29 parts of humic acid, 6-8 parts of a nitrogen fertilizer, 5-11 parts of a phosphate fertilizer, 7-8 parts of a potash fertilizer, 1-2 parts of a boron fertilizer, 0.5-1 part of EDTA-Fe, 0.5-1 part of EDTA-Zn, 0.5-1 part of EDTA-Mn, 7-10 parts of a water retention agent, 3-5 parts of tea stems, 1-2 parts of a wetting and dispersing agent, 1.6-3 parts of an emulsifier, 1-4 parts of a thickener, 0.5-1 part of a preservative and 0.5-1 of an anti-tackiness agent. The water-retaining liquid suspension fertilizer has the advantages that a large amount of elements such as the humic acid, nitrogen, phosphorus and potassium are contained, trace elements such as boron and zinc are also added in time; a water retaining agent itself has a water absorption effect, can absorb and store water when the content of soilwater is high, and can release water when the content of the soil water is low, thereby achieving the water-saving and water-retaining effects.

The invention discloses a winding device based on new energy material production. The winding device comprises a worktable; a rotating motor is mounted in the middle position of the bottom of the worktable through a mounting frame; an output end of the rotating motor is connected with a first rotating shaft penetrating through the worktable; a first rotating disc is mounted at the top of the firstrotating shaft; second rotating shafts are arranged on two sides of the top of the worktable; and second rotating discs are arranged at the tops of the second rotating shafts. The rotating motor drives two sets of the second rotating discs to rotate through the first rotating disc, so that synchronous winding by multiple rollers is realized, and the working efficiency is improved; and an electricpush rod is provided for driving a mounting plate to lift to realize winding of new energy materials with different widths, so that the part replacing time is saved, and the working efficiency is improved.

The invention discloses a manufacturing production method for a supporting casing pipe. The production method comprises the following steps: S1, placing a sectional material whose two sides are provided with locating pieces in a first flanging die to locate; S2, an upper die of the first flanging die stamping the sectional material; S3, when the included angle between a third right plane and a horizontal plane is 150 DEG, punching and removing the locating pieces; S4, the sectional material using gravity self-localization to locate; S5, transmitting the sectional material obtained in the step S4 into a fifth flanging die; S6, transmitting the sectional material obtained in the step S5 into a sixth flanging die; S7, manually rotating the sectional material which is provided with a core rod for 90 DEG, and placing the sectional material in a lower die of a forming die, the upper die of the forming die stamping the sectional material, repeating the above process at least once, to obtain an elliptic supporting casing pipe. The manufacturing production method for a supporting casing pipe improves process convenience and reduces cost on the premise of satisfying strength requirement.

The invention discloses a ceramic kiln exhaust gas residual heat recovery apparatus, which comprises a boiler body, a flue gas pipe is arranged at the upper end of the boiler body, a draft fan is arranged on the flue gas pipe, and the flue gas pipe is connected with the left side of an electrostatic precipitator; dust collecting electrodes are arranged in the electrostatic precipitator, a flue-dust retainer is arranged at the lower end of the electrostatic precipitator, and a detachable dust collecting bag is arranged at the lower end of the flue-dust retainer; the upper right end of the electrostatic precipitator communicates with an exhaust pipe, and a vibrator is arranged at the lower right end of the electrostatic precipitator; the electrostatic precipitator is connected with the left bottom of a green body drying box through the exhaust pipe, and an adsorption box is arranged on the exhaust pipe. The ceramic kiln exhaust gas residual heat recovery apparatus is convenient to use, decreases the frequency of shutdown for dust removal, reduces the maintenance cost, has a good dust removal and purification effect, and increases the efficiency of dust removal; the ceramic kiln exhaust gas residual heat recovery apparatus can purify harmful gas in exhaust gas, so the environment is protected; moreover, by using exhaust gas to dry ceramic green bodies and heat cold water, the ceramic kiln exhaust gas residual heat recovery apparatus can reduce resource waste and cost.

The invention discloses a preparation method of novel flame-retardant polypropylene, which comprises following steps: (1) feeding magnesium hydroxide, decabromo diphenylethane, a toughening agent and zinc borate into a high-speed mixing machine and performing heat-stirring mixing, when the temperature of the mixed material is increased to 100 DEG C, spraying a liquid coupling agent, which is diluted by an inert solvent, into the mixed material being high-speed stirred in a spraying method, discharging the material when the temperature is increased to 120-125 DEG C; and (2) feeding polypropylene powder, chlorinated polyethylene, a composite anti-oxidant, a stabilizing agent, polyethylene wax and the composite flame retardant prepared in the step (1) into the high-speed mixing machine to mix the components, feeding the mixed components in a hopper of a double-screw mixing extruder for mix-extrusion, drawing a semi-product bar, water-cooling the semi-product bar, cutting the semi-product bar into granules, drying the granules and moulding the novel flame-retardant polypropylene. In the invention, the decabromo diphenylethane and the magnesium hydroxide are compounded to obtain the composite flame retardant, so that the use amount of the decabromo diphenylethane is reduced. The novel flame-retardant polypropylene is low in smoke, halogen, toxin, density and cost without antimonous oxide. The novel flame-retardant polypropylene is good in mechanical performance.

The invention discloses high-density concrete doped with metal aggregate. The high-density concrete comprises the following raw materials, in parts by weight: 300-450 parts by weight of steel slag, 100-140 parts by weight of broken coal gangue, 120-140 parts by weight of fly ash, 200-300 parts by weight of cement (625 or 625R Portland cement), 50-85 parts by weight of fine aggregate, 24-29 parts by weight of coarse aggregate, 20-25 parts by weight of boron glass sand, 10-20 parts by weight of S105 mineral slag powder, 0.5-1 part by weight of an admixture, 200-250 parts by weight of water, 280-350 parts by weight of yellow sand, 5-12 parts by weight of nickel slag, 2-10 parts by weight of a foaming agent, 55-60 parts by weight of sodium metasilicate, 38-43 parts by weight of slaked lime, 15-25 parts by weight of manganese sulfate, and 30-45 parts by weight of broken recycled diatomaceous earth. The invention also discloses a preparation method of the high-density concrete. The high-density concrete doped with the metal aggregate provided by the invention has greatly-improved durability and workability, and the method achieves the effects of saving energy, reducing emission and reducing costs.

The invention discloses a fruit and vegetable grain fermentation beverage. The fruit and vegetable grain fermentation beverage comprises the following raw materials in parts by weight of drinking water, fruits, rhizoma polygonati odorati, Chinese wolfberry fruits, poria cocos, Chinese jujubes, mulberries, haws, raspberries, coix seeds, malt, Chinese yam, licorice roots, rhizoma polygonati, fresh reed rhizomes, lophatherum herbs, chrysanthemums, gordon euryale seeds, black fungi, white fungi, tea leaves, black rice, buckwheat, brown granulated sugar, honey and lactic acid bacteria, wherein foodadditives can be added or cannot be added. The preparation method of the fruit and vegetable grain fermentation beverage comprises the following preparation steps of performing pretreatment, preparing pulp, performing decoction, performing fermentation, performing separation and filtration, performing mixing, performing filling, performing sterilization and performing dispatching from the factoryafter the products are qualified through quality detection. The formula has the effects of complementing cellulose, vitamins and minerals, protecting cells, regulating microbial population in bodiesbalanced, regulating blood sugar, blood pressure and blood fat balanced, protecting internal organs, promoting nutritive absorption, eliminating toxic substances in intestines, preventing obesity, preventing dental caries, resisting oxidation, prevention tumors, delaying ageing and the like.

The invention discloses a preparation method of a fruit and vegetable cleaning agent compounded with Schisandra chinensis extract and camellia oleifera cake extract. The invention adopts the ethanol / acetone method extract of schisandra chinensis and the ethanol method extract of camellia oleifera cake, combined with resin separation technology , respectively purify the extract of Schisandra chinensis and the extract of camellia oleifera, after purifying the above extracts, freeze-dry to obtain extract powder, and mix the extract powder of schisandra chinensis and camellia oleifera cake to obtain a compound fruit and vegetable cleaning agent. The compound fruit and vegetable cleaning agent of the present invention can ensure that unhygienic things such as soil, dirt, pesticides, germs, insect eggs, etc. on the surface of fruits and vegetables are cleaned, and does not affect the freshness of fruits and vegetables during the shelf life, and has biological High safety, low toxicity, high efficiency, less dosage, excellent performance in cleaning and decontamination and removal of pesticides on the surface of fruits and vegetables, broad sterilization and antibacterial spectrum, and strong antibacterial ability; not only can wash away the dirt on fruits and vegetables , microorganisms and insect eggs, and will not change the nutritional content and taste of fruits and vegetables.