7 results about "Microbial pollution" patented technology

The utility model relates to air purification technical field discloses a filter side replacement formula high -efficient air supply outlet, including the box, the box top fixedly connected with the apron, the both sides of box all are provided with the replacement door, the box bottom is provided with the fairlead, two support frames are fixedly connected in the box, and the filter screen is arranged between two support frames, the box inside is provided with cleaning assembly, and the both sides of box all are provided with two fixed components. In the utility model, when the air supply outlet runs, the filter screen dust and the fairlead dust fall cause the ventilation efficiency to drop, starts the air cylinder, drives the sliding block along the slide rail linear motion, drives the rotary rod and the horizontal sweep of cleaning brush, engages through the gear and the rack, converts linear motion into compound motion to complete the filter screen cleaning, realizes the dynamic stable maintenance of filter screen airflow resistance, the uniform guarantee of fairlead front end pressure and the effective reduction of microbial pollution risk.

The application relates to a purging device for a liquid preparation system and relates to the technical field of medicine liquid preparation. In order to solve the problem that a traditional purging device cannot completely purge, the purging device comprises a conveying pipeline, the inlet end of the conveying pipeline is provided with a compressed air supply source, the outlet end of the compressed air supply source is sequentially and serially provided with a pressure reducing valve and an electric heater along the conveying pipeline, a plurality of heating modules are arranged in the electric heater, the plurality of heating modules are vertically stacked along the height direction of the electric heater, a heating channel is formed in the electric heater from bottom to top, and a temperature gradient from low to high is formed when the compressed air flows through the heating channel. The application has the effects of effectively stripping the residual moisture on the surface of the system, improving the removal rate of the residual moisture and solving the microbial pollution risk caused by incomplete purging.

The utility model discloses a circuit board pattern electroplating device and electroplating equipment, the circuit board pattern electroplating device comprises an electroplating bath, a sterilization mechanism and a control mechanism, and the electroplating bath is used for accommodating electroplating liquid; the sterilization mechanism comprises a release assembly, a conveying assembly and a storage assembly, the release assembly is arranged in the electroplating bath or above the electroplating bath, and the storage assembly, the conveying assembly and the release assembly are sequentially connected; the control mechanism comprises a logic control assembly, and the logic control assembly is electrically connected with the conveying assembly so as to control the conveying assembly to convey the sterilization liquid stored in the storage assembly to the release assembly. The circuit board pattern electroplating device is applied to the electroplating equipment, the automation level of electroplating bath disinfection is improved, and microbial pollution to the electroplating bath is reduced.

The utility model discloses an online automatic cleaning device relates to automatic cleaning technical field, including cleaning subassembly and drying subassembly, the multiple spray cleaning ball of cleaning subassembly is along the distribution of air inlet and outlet pipeline, can be to the spray cleaning medium to the pipe inner wall all around, flush and then let in the compressed gas and take away residual medium, and drying subassembly communication pipeline, make the pipeline form "cleaning medium injection - residual water purging - drying " closed loop path, the utility model discloses through the distributed spray cleaning ball and lets cleaning medium multi -angle, multi -speed injection, cover more pipeline inner surface, solve the problem that traditional manual cleaning is not thorough and has the blind area, simultaneously, "cleaning - purging - drying " closed loop process, avoid residual water and cause microbial pollution, still promote cleaning efficiency, has overcome the disadvantage of low efficiency of manual cleaning.

This utility model discloses a pollution interception and purification device for river and lake ecological restoration, comprising: several sets of U-shaped seats and connecting seats installed in the river channel; adjacent U-shaped seats are connected by connecting seats; a purification slot is opened in the U-shaped opening of each U-shaped seat, and a purification plate for purifying river water is inserted into the purification slot. The purification medium of the purification plate includes a filter layer, a biological filler layer, and an adsorption layer; protective slots are opened on both sides of the purification slot in the U-shaped opening of each U-shaped seat, and protective plates for intercepting garbage and foreign objects in the river water are inserted into the protective slots. The protective plates are made of metal wire mesh. This multi-pronged approach overcomes the shortcomings of physical methods in dealing with dissolved and microbial pollution, achieving deep purification of water bodies and improving water quality.

The utility model relates to the bacteriostatic gel production technical field, concretely relates to a kind of stock solution filtering device for bacteriostatic gel production, including filter cartridge, cylinder cover and built-in filter element, filter element top is realized dynamic sealing by thread spin pressure sealing structure: screwing thread block makes sealing gasket radial expansion, form the double seal between card cylinder and pressing plate, prevent high pressure leakage;Filter element inside is equipped with multilayer support net to enhance deformation resistance;Rotary motor is driven scraper rotation by sealing bearing, flexible rubber plate is closely attached to filter element inner wall dynamic impurity, avoid filter hole blockage;Pressure sensing system real-time monitoring pressure change in cylinder, trigger filter element cleaning early warning;Pump bin and filter cartridge direct connection shorten fluid path, reduce stock solution retention, fixed ring and support foot structure ensure equipment running stability;The utility model is through sealing reinforcement and online self-cleaning synergistic effect, significantly improve filter element service life, applicable to the efficient continuous filtration and microbiological pollution control demand of high viscosity bacteriostatic gel stock solution.

The utility model discloses a feeding bottle sterilizing cabinet, include: casing, be equipped with inner chamber, and the inner chamber is used for placing feeding bottle, sterilizing lamp component, set up in the front of casing, can all or part rotate along its longitudinal axis, and sterilizing lamp component has first state bit and second state bit, wherein, at first state bit, the sterilization function surface of sterilizing lamp component faces the inner chamber, is used for sterilizing to feeding bottle, at second state bit, the sterilization function surface of sterilizing lamp component faces the environment outside casing, is used for sterilizing to the environment outside shell, through the control sterilizing lamp component rotates around longitudinal axis, make sterilization function surface switchable and point to the inner chamber of casing or the environment outside shell, under first state bit, sterilization light focuses on the inner chamber, realizes feeding bottle sterilization, under second state bit, sterilization light directional illumination environment outside shell, eliminates the risk of environmental microbial pollution, the structure has broken through the physical limit of sterilization direction, realized the cross -space sterilization ability of single equipment.