31results about How to "Guaranteed filter function" patented technology

The invention relates to a screw pressure evaporator used for the waste water treatment, which is used in the process for removing the liquid matter from the waste water in the food industry. A porous cylinder in the cylindrical shape is arranged inside the outer tube, and the cylindrical metal filter is arranged inside the porous cylinder. The screw wiper blade of the rotary worm scrapes the solid matter filtered by the metal filter, and a movable regulating stop piece is inserted in the rotation axis for adjusting the size of the lumpy object export. The liquid matter in the waste water led from the waste water entry flows through the metal filter, thereby discharging singly through the liquid matter export. The solid matter in the waste water is compressed by the crew wiper blade of the rotary worm thereby forming the lumpy object which is then discharged singly from the lumpy object export.

The invention discloses a small anti-microbial dustproof cleaning-free fashionable mask which comprises a mask body, an outer decorative layer and hanging ropes. The mask body is made of multiple layers of nano-silver non-woven gauze and is in fit with the face of the human body in shape, the left side and the right side of the mask body are provided with the hanging ropes used for being fixed to ears of the human body, the outer surface of the mask body is coated with a layer of waterproof and dustproof breathable film, the outer surface of the waterproof and dustproof breathable film is coated with a layer of photocatalyst coating, the outer decorative layer is of a net structure, and the outer surface of the outer decorative layer is coated with fluorescence or reflective materials with different colors. The mask is fashionable, attractive, capable of avoiding face exposing, anti-microbial, dustproof and meanwhile capable of omitting troublesome of cleaning and disinfection.

The invention discloses an anti-deviation device for pre-cleaning a waste lithium battery, relates to the technical field of waste lithium battery recovery and aims to solve problems that a lithium battery cannot be well limited, a good anti-deviation function cannot be achieved, and a worker cannot conveniently treat the waste lithium battery in the following process. The device specifically comprises a base, wherein fixing plates are installed at two ends of an outer wall of the top of the base, two rotating shafts are rotatably connected with two sides of outer walls of opposite ends of thetwo fixing plates, outer walls of the circumferences of the two rotating shafts are sleeved with the same conveying belt, mounting plates are mounted on outer walls of the ends, away from each other,of the two fixing plates, and electric telescopic rods are mounted on outer walls of opposite ends of the two mounting plates. The anti-deviation device is advantaged in that by arranging the mounting plates, the electric telescopic rods, the mounting blocks, the rotating shaft and the rotating shaft, a lithium battery subjected to dust removal can be limited, deviation on the conveying belt is avoided, the anti-deviation function is achieved, and subsequent treatment and recycling of the lithium battery are facilitated.

The invention belongs to the technical field of microbial sewage treatment, particularly relates to an automatic microorganism activating and adding device, and provides the following scheme aiming at the problem of uneven density caused by artificial water surface seeding of microorganisms. The automatic microorganism activating and adding device comprises a device shell, wherein the inner wall of the bottom of the device shell is fixedly connected with a supporting column, a bowl-shaped supporting seat is fixedly connected to the outer wall of the top of the supporting column, a mixing kettle is fixedly connected to the outer wall of the top of the bowl-shaped supporting seat, the mixing kettle is spherical, and a vortex-shaped stirring wire is arranged in the mixing kettle. According to the invention, the steps of mixing of a microorganism stock solution and sewage, water surface dispersion of microorganisms, water bottom dispersion of microorganisms and the like can be automatically completed; and water flow enters the device from a water collecting hopper, then is mixed with a microorganism stock solution in a mixing kettle, and passes through a water surface microorganism dispersion mechanism and a water bottom microorganism dispersion mechanism, and the mixed solution of the microorganisms and the sewage is dispersed on the water surface and the water bottom, wherein the device runs by virtue of flowing of water flow, so that the energy consumption is low.

The invention discloses an efficient elastic filter screen vibration separation device and an application method, and relates to a sand prevention technology for an oil well pump. The efficient elastic filter screen vibration separation device and the application method solve the problems in the prior art. The efficient elastic filter screen vibration separation device is structurally characterized in that an upper joint and a lower joint are arranged at the two ends of an outer pipe separately, an inner pipe is located in the middle of the outer pipe, the lower end of the inner pipe is connected to a conical vibrating spring, the outer edge of the inner pipe is sleeved with a conical sand-proof filter screen, the lower end of a centralizing vibrating spring is connected to the inner pipe,the upper end of the centralizing vibrating spring is connected to a corrugated pipe, the upper end of the corrugated pipe is connected to the upper joint, the conical sand-proof filter screen is conical, the conical caliber of the upper part is large, the conical caliber of the lower part is small, the taper is 10 degrees, the bore diameter of the conical sand-proof filter screen is 180 meshes,the top end of the conical sand-proof filter screen is connected to the upper end of the inner pipe, a gap between the outer wall of the top end of the conical sand-proof filter screen and the inner wall of the outer pipe is 5 mm, and the bottom end of the conical sand-proof filter screen is connected to the lower end of the inner pipe.

The present invention relates to an electrostatic filter unit for a ventilation device (5), which comprises an ionization unit (2) with at least one ionization element (28) and at least one counter electrode (22), and a separation unit (3). The filter unit (1) is characterized in that the at least one counter electrode (22) has at least one opening (220) and the ionization element (28) comprises at least one needle-shaped ionization electrode (21) with a tip (211); the ionization electrode (21) is perpendicular to the opening (220) of the counter electrode (22) and the tip (211) is in the opening (220) of the counter electrode (22). In addition, the invention relates to a ventilation device (5) which has at least one such filter unit.

The invention discloses an improved cross flow filtering device and a filtering assembly used for the same to optimize the mounting sealing performance of the filtering assembly in the cross flow filtering device. The cross flow filtering device comprises a shell and a filtering assembly positioned in the shell, wherein an annular shoulder positioned above an upper pore plate in the shell is arranged on the peripheral wall of an upper end connector of the filtering assembly; an annular sealing element is arranged between a step surface of the bottom of the annular shoulder and the top surface of the upper pore plate; and a pressing mechanism, which presses a step surface at the top of the annular shoulder downwards to ensure that the step surface of the bottom of the annular shoulder squeezes the annular sealing element downwards, is arranged at the top surface of the upper pore plate. The mounting manner of the filtering assembly ensures axial positioning of the filtering assembly, and by combining with the annular sealing component which is arranged between the step surface of the bottom of the annular shoulder and the top surface of the upper pore plate and is deformed by virtue of axial extrusion, the sealing reliability is greatly improved.

The invention discloses an industrial noise treatment device. The device comprises a shell and a bottom plate, silencing holes are formed in the inner wall of the shell and the top surface of the bottom plate, the shell is divided into a front chamber and a silencing chamber, the silencing chamber is connected with an outlet pipe with an upward opening, a partition plate is arranged in the front chamber, a stepped hole is formed in the center of the partition plate, a movable filter cartridge is arranged in the stepped hole, a moving mechanism is arranged at the lower part in the front chamber, the moving mechanism comprises a bearing seat, a screw rod, a moving block and a driver, a fan is arranged in the silencing chamber, a jacking mechanism is arranged in the front chamber, a first sound insulation layer is arranged outside the shell, and a second sound insulation layer is arranged outside the outlet pipe. Compared with the prior art, the device has the beneficial effects that thedraught fan can work to suck air inwards, external air with noise can enter the silencing chamber conveniently to be silenced through the silencing holes, the filter cartridge is arranged on an inevitable path of air flowing to be used for intercepting dust, flocculent floating objects and the like so as to protect the silencing holes and ensure that the silencing holes can work normally, and meanwhile the filter cartridge is more convenient to clean.

The invention discloses a water storage device which comprises a water container (10), a water collection part, at least one water outlet well (30) and a frame structure (11) packed by a plurality of permeable blocks (11a), wherein the water container comprises a bottom wall with an impermeable layer (80) and side walls; the top of the water container is covered with a cover plate (12); the water collection part allows water outside the water container to enter the water container; the water outlet well is positioned in the water container and communicated with the exterior of the water container; a side wall of the water outlet well is permeable and extends to the bottom wall of the water container; and the frame structure is positioned in the water container and supported between the bottom wall and the cover plate of the water container, and divides the interior of the water container into water storage spaces (11b) communicated with one another. The water storage device has filter and purification functions and is higher in water storativity.

The invention relates to the technical field of the UPS power supply, and discloses a UPS power supply for an oil field gas purification device. The UPS power supply comprises a power supply cabinet,a fan is fixedly arranged in the middle of a top end of an inner cavity of the power supply cabinet, one side of the fan and one end of each connecting pipe are in penetrating connection, and the amount of the connecting pipe is two, one end of each connecting pipe is fixedly connected with the top of each dust filtration box, one side of each dust filtration box is fixedly arranged at one side ofthe inner cavity of the power supply cabinet, and a filter screen is movably arranged in the inner cavity of each dust filtration box; and vent holes are formed on two sides of the power supply cabinet. Through the cooperative use of conveying rods, mounting blocks, connecting blocks, sliding blocks, a motor, a spacing board and rollers, the motor drives a threaded rod to rise the power supply cabinet to separate from the ground, and then moves the conveying rods to realize the movement of the power supply cabinet, the problem that the power supply is unstable since the power supply center ofgravity is moved up by mounting the rollers at the bottom of the power supply cabinet is avoided, and the practicability is improved.

The invention relates to a saccharomyces production and preparation process. The saccharomyces production and preparation process uses a saccharomyces production and preparation device; the saccharomyces production and preparation device includes an upper clearing mechanism and a lower clearing mechanism; the lower end of the upper clearing mechanism is installed on the existing working ground; the lower right side of the upper clearing mechanism is provided with the lower clearing mechanism; and the lower end of the lower clearing mechanism is installed on the ground. According to the saccharomyces production and preparation process, the saccharomyces production and preparation is performed by using the design concept of a double-filtration structure, and the double filtration treatment can be performed on emulsion with the cooperation of the installed upper clearing mechanism and the lower clearing mechanism, and then the filtration effect of the saccharomyces emulsion is greatly improved so as to reduce the later use of saccharomyces and the influence of retreatment; meanwhile, the lower clearing mechanism can synchronously play a role of synchronous material conveying; and meanwhile, the emulsion can be in a moving state when being in the upper clearing mechanism, and the moving state can increase the floating amount of light impurities on the liquid level, and then, the filtration clearing effect on light impurities are improved.

The invention discloses a sorting device of brake pad steel backings. The sorting device comprises a supporting platform, a rotary supporting drive mechanism, a rotary barrel, a steel backing chute and an arc steel backing protection plate. The rotary supporting drive mechanism comprises rotary supporting legs and a rotary drive motor. A strip groove perpendicular to the side wall of the rotary barrel is arranged on the inner side wall of the rotary barrel. The front end and the rear end of the rotary barrel are erected on the supporting platform through the two correspondingly rotary supporting legs. The steel backing chute is obliquely sleeved in the rotary barrel. A filter opening is arranged at the rear end of the steel backing chute. The arc steel backing protection plate is arrangedon one side of the position over the front end of the steel backing chute. The strip groove drives the steel backings into the steel backing chute through rotation of the rotary barrel. The steel backings are filtered through the filter opening in the steel backing chute, the steel backings meeting the ranking requirement further pass through the steel backing chute to enter the next machining procedure of the steel backings, and therefore automatic orientated ranking of the steel backings can be achieved, and the machining efficiency of the steel backings can be improved easily.

The invention discloses a pedal cleaning device for an escalator. The pedal cleaning device for the escalator comprises an outer cylinder and a stable base, wherein the bottom end of the outer cylinder is rotationally connected with a connecting port in the top end of the stable base in a buckling mode; a connecting part is fixedly arranged at an opening in the top end of the outer cylinder; an outer cover body is fixedly arranged at the top end of the connecting part; an air extracting pump is installed in the connecting part; an air exhaust cover is connected to an output end of the air extracting pump; an input end of the air extracting pump communicates with the outer cylinder through a pipeline; a filter cover is fixedly connected to one end of the pipeline; and sliding installation grooves are formed in the bottoms of the two sides of an inner cavity of the outer cylinder. According to the invention, through arranged folding pipeline, extending pipeline, handheld cylinder, bending pipeline, cleaning plate body, scouring pad block and friction wire plate, traditional manual cleaning can be effectively replaced, so that the cleaning efficiency for escalator pedals is greatly increased, meanwhile, the workload of cleaning personnel is greatly reduced, and in the cleaning process, dust on the pedals can be effectively removed through the air extracting pump, so that the influence of the dust on cleaning work is reduced.

The adjustable clothes drying system comprises a compressor, a condenser and an evaporator which are sequentially connected end to end, a first reversing valve is arranged between the condenser and the evaporator, and a first air outlet valve opening of the first reversing valve is directly communicated with the compressor through a first channel; a second air outlet valve port of the first reversing valve is communicated with the compressor through a second passage, the evaporator is arranged on the second passage, and the first reversing valve can control a refrigerant in the adjustable clothes drying system to select one of the first passage path and the second passage path to circulate; the invention further discloses a control method of the system and drying equipment applying the system and the method. The refrigerant circulation path in the compressor system is adjusted by controlling the reversing valve, the refrigerant does not flow through the evaporator in the initial state of machine starting, the temperature in the system can be rapidly increased, the reversing valve acts and enters the main drying stage after the temperature of the machine is increased to a certain degree, and the overall operation time is shortened.