11results about How to "Reduce bacteria content" patented technology

The invention relates to the technical field of dish-washing machines, and discloses a dish-washing machine shunt valve with an antibacterial function and a dish-washing machine. The water diversion valve of the dish-washing machine comprises a water cup with a water diversion cavity, a water inlet connecting pipe connected with a water inlet of the water diversion cavity, a water diversion valve cover fixed to a water outlet of the water diversion cavity in a sealed mode, a water diversion piece arranged in the water diversion cavity and used for controlling a diversion connector of the water diversion valve cover to be communicated, and a water diversion driving mechanism used for driving the water diversion piece to rotate. The water distribution valve cover and the water distribution piece are coaxially arranged, the water distribution piece is provided with a flow distribution hole, and the bottom of the water distribution piece is provided with an antibacterial module; according to the dish-washing machine shunt valve, the bottom space of the water diversion piece is ingeniously used for arranging the antibacterial module, breeding of bacteria in water flowing through the water diversion cavity can be effectively restrained, the bacteria content in circulating water is reduced, and therefore residual bacteria on the surface of cleaned tableware is reduced, the health of people is guaranteed, and the cleaning effect of the dish-washing machine is improved. Corrosive substances in the water diversion cavity are prevented from being generated, and the service life of the water diversion valve and other components is prolonged.

The utility model relates to the technical field of foot bath devices, and discloses a foot bath device with an underwater sterilization function, which comprises a barrel body provided with an inner cavity, a water circulation device arranged below the barrel body, the water circulation device comprises a water inlet pipe, a water outlet pipe and a pump body, the water inlet pipe is used for communicating the inner cavity with a water inlet of the pump body, and the water outlet pipe is used for communicating the inner cavity with a water outlet of the pump body. The water inlet pipe is provided with a sterilization unit used for sterilizing water on the inner side of the water inlet pipe. The foot bath device with the underwater sterilization function is simple in structure and low in production cost; according to the foot bath device, sterilization can be carried out underwater, the content of bacteria in water during foot bath is low, foot bath is more sanitary and healthy, a human body is prevented from making direct contact with sterilization light, a user can conveniently sterilize water while foot bath is carried out, and the purpose of safe use is achieved.

The air compressor comprises an air compressor body, an air inlet is formed in the top face of the air compressor body, a control valve is arranged in the air inlet, a processing box is fixedly connected to the position, at the top end of the air inlet, of the top face of the air compressor body, and an air conveying opening is formed in the top face of the processing box. The gas transmission port is fixedly connected with one end of the gas inlet pipe; a replacement opening is formed in one side of the processing box, fixing blocks are symmetrically and fixedly connected to the two sides of the outer wall of the processing box, first screw holes are formed in the fixing blocks, a mounting plate is clamped in the replacement opening, and a sealing cover plate is fixedly connected to the side, away from the inner wall of the processing box, of the mounting plate. Air entering the air compressor is sterilized through the multiple ultraviolet lamp tubes, the content of bacteria in the air entering the air compressor is reduced, the quality of the compressed air is improved, the ultraviolet lamp tubes can be taken down from the equipment by dismounting the mounting bolts, the equipment is convenient to overhaul, and the maintenance cost is reduced. And the sterilization effect of the equipment is ensured.

The invention provides a preparation method of foamed cerium oxide for photocatalytic sterilization, and relates to the field of cerium oxide preparation. The preparation method of the foamed cerium oxide for photocatalytic sterilization comprises the following steps: S1, preparing common roasted coffee beans, grinding 2g of coffee beans, 4g of coffee beans, 5g of coffee beans and 8g of coffee beans into powder, and respectively dissolving the powder in 100ml of deionized water; s2, continuously stirring at 80 DEG C for 240 minutes to obtain a coffee extract; and S3, filtering the mixture with water-containing filter paper, marking filtrate as C2, C4, C5 and C8 according to corresponding concentrations of CeO2 (Cn), and storing the filtrate at 4 DEG C for subsequent experiments. According to the invention, cerium oxide has good photocatalytic performance and can generate strong oxidizing free radicals especially under irradiation of ultraviolet light or visible light so as to kill bacteria, and cerium oxide with a foam structure not only can provide a larger illumination reaction area, but also can effectively improve the absorption efficiency of the cerium oxide to ultraviolet light or visible light; therefore, the photocatalytic sterilization performance is enhanced.

The present application relates to a portable sterilization and antibacterial storage box, which belongs to the technical field of portable storage boxes and is used to solve the problem that the storage box in the prior art cannot use a limited power supply to perform more effective sterilization work. It includes a box body, a box cover, an ultraviolet sterilization module, an ultraviolet antibacterial module, a work trigger module, and an electric energy storage module. The work trigger module triggers the sterilization and antibacterial work, specifically, the ultraviolet sterilization module first sterilizes with ultraviolet light of higher light intensity for a preset time, and then the ultraviolet antibacterial module continues to sterilize with ultraviolet light of lower light intensity, thereby achieving more effective sterilization and antibacterial work under the support of a limited power supply, so that the items stored in the storage box contain fewer bacteria when taken out.

The invention provides a sludge deep dehydration treatment system for machine-made sand wastewater, and relates to the technical field of water conservancy related equipment. The sludge deep dehydration treatment system for the machine-made sand wastewater comprises a primary screening structure, a screening structure is arranged on the rear side of a connecting frame, a filtering structure is arranged on the rear side of the screening structure, a peristaltic pump is connected between the screening structure and the filtering structure in a penetrating mode, and a drying structure is arranged on the rear side of the filtering structure. A drying structure is arranged, floccules after precipitation are collected to the upper end of a filter screen placed in a drying box body through a fourth conveying pump for gravity filtration, then vacuum pumping treatment is conducted on the interior of the drying box body at the lower end of filter layer paper through cooperation of a vacuum pump and an exhaust pipe, and under the condition of vacuum adsorption of gravity, the floccules are discharged out of the drying box body. After filtering is completed, steam drying treatment is conducted on the interior through a steam dryer, so that the content of moisture in the sludge is further reduced, and the overall treatment effect is greatly improved.

This invention discloses a gene regulating resistance to Huanglongbing (HLB) in citrus. CsXCP2 and its applications, the regulatory genes CsXCP2 The nucleotide sequence is shown in SEQ ID No. 1. The amino acid sequence of the protein CsXCP2 is shown in SEQ ID No. 2. This invention is the first to clone and identify the citrus cysteine ​​protease gene. CsXCP2 The function of [the substance] was revealed, showing that it is an important regulatory hub in the citrus immune signaling pathway and has antibacterial effects. This invention confirms that [the substance]... CsXCP2 By specifically enhancing the activation of the salicylic acid signaling pathway and directly inhibiting the growth of Huanglongbing fungus, citrus fruits are conferred resistance to Huanglongbing. Compared with existing findings, CsXCP2 This provides a new breeding target with a clear mechanism of action and significant disease resistance, which can alleviate the shortcomings of insufficient or limited effectiveness of existing resistance gene resources.

The invention provides a preparation method of low-bacterium wheat flour and the low-bacterium wheat flour, and the preparation method of the low-bacterium wheat flour comprises the following steps: preparing a mixed solution containing bacteriophage lyase, phenyllactic acid and water; mixing the mixed solution with wheat, and sequentially standing and centrifugally filtering; the wheat obtained after centrifugal filtration is subjected to wheat wetting and flour milling in sequence. According to the production method of the low-bacterium wheat flour, the total number of bacterial colonies of the wheat flour can be controlled to be 380 cfu / g or below, the content of mould and saccharomycetes can be controlled to be 100 cfu / g, the requirements of customers and the market for the low-bacterium wheat flour are met, the quality of the wheat flour is not damaged, and the bacterium content of processed by-products is reduced.

The utility model discloses a combined air conditioner, which relates to the technical field of air conditioning and comprises a shell, a primary filtering device, a fan, a heat exchanger and an air purification device, and the primary filtering device, the fan, the heat exchanger and the air purification device are arranged in the shell. The air purification device is arranged in the shell and is formed by combining a plurality of purification modules, so that the overall size of the air purification device is matched with the size of an inner cavity of the shell; the purification module comprises a purification module shell, and an ultraviolet light source assembly, a photocatalyst assembly and a negative ion generator which are sequentially arranged in the purification module shell in the air flowing direction. According to the combined air conditioner, the air purification device is formed by combining the multiple purification modules, modular design is adopted, and the combined air conditioner can adapt to combined air conditioner shells of different specifications; meanwhile, the air purification device can effectively reduce the content of bacteria in the air by arranging a photocatalyst for catalysis, so that the negative ion generation efficiency is improved, and the purification effect is improved.

The invention relates to the technical field of Chinese herbal medicine fermentation, in particular to a temperature control device applied to Chinese herbal medicine ferment.The temperature control device comprises a base, a fermentation box used for Chinese herbal medicine fermentation is arranged above the base, a rectangular ring is fixedly connected to the top of the base, and a plurality of nozzles used for sterilization are arranged at the top of the rectangular ring; sterile cloth is arranged on the outer side of the fermentation box body. Through the arrangement of a dispersion plate, gas enters an air guide pipe through a fan and then enters dispersion air holes through a rectangular groove, through dispersion work of the dispersion air holes, the gas can make effective contact with a bactericide added in the water tank in advance, and then the content of bacteria in the gas is reduced; and harmful bacteria generated in the Chinese herbal medicine fermentation process can be prevented from being discharged into the external atmosphere along with airflow.

The invention relates to the field of disposable hygienic products, and provides a bacteriostatic capsule particle absorption core production process, a paper diaper and pull-ups, and the bacteriostatic capsule particle absorption core production process comprises the steps of manufacturing and conveying a first water absorption layer and a second water absorption layer, blanking of a first blanking bin and a second blanking bin, blanking of wood pulp, and forming of a core main body. The formed core body is provided with two layers of bacteriostatic particles, water-soluble films of the bacteriostatic particles are dissolved when meeting water, a bacteriostatic agent is rapidly released to inhibit bacterial growth or directly kill bacteria, the bacteriostatic effect can be greatly improved, certain spaces exist between the bacteriostatic particles, the urine infiltration speed cannot be affected, a flow guide groove is formed between every two adjacent protrusions, and the flow guide effect is good. Urine can be distributed to the whole core body, the liquid leakage condition is reduced, the whole production equipment is simple, the equipment length is shortened, the energy consumption is reduced, the production efficiency is improved, and the technical problem that an existing absorption core body is poor in antibacterial effect is solved.