51results about How to "Enhanced flushing" patented technology

The invention discloses a high-temperature-resistant cleaning type spacer fluid, and relates to the technical field of oilfield development and drilling, and the spacer fluid comprises the following components in parts by weight: 0.2-3 parts of a mixture of xanthan gum and modified diquat, 2-15 parts of an efficient cleaning agent, 0.5-5 parts of an anti-pollution agent, 0.2-3 parts of a dispersant, 0.1-0.5 part of a defoaming agent, 0.5-5 parts of ultrafine powder, 30-80 parts of a weighting agent and 25-90 parts of water. The spacer fluid has good compatibility with cement paste and drilling fluid, can keep stable performance at a high temperature of 220 DEG C, and has a good flushing effect.

The utility model relates to the field of rolling devices, in particular to a metal plate rolling device which comprises a first bottom plate and a plate body. And a rolling assembly for rolling the plate body is arranged at the upper end of the first bottom plate. Rolling oil is injected into the oil storage box by starting the recycling assembly, the oil body falls down to the upper end of the plate body through the oil outlet groove to flush and lubricate the upper end of the plate body, then the rodless air cylinder is started to drive the sliding block to move in the left-right direction, the wiping block can push dust and impurities on the upper surface of the plate body, and therefore the plate body can be cleaned. In addition, an oil injection pipe and a recycling assembly can be connected through a hose, the oil body is injected into a wiping block through the oil injection pipe and then sprayed outwards through a first spray head, and flushing of the upper surface of the plate body can be improved.

The invention relates to the technical field of steelmaking refining refractory materials, in particular to a composite long-service-life ladle nozzle pocket block for steelmaking refining and a preparation method of the composite long-service-life ladle nozzle pocket block. The ladle nozzle pocket block comprises a pocket block inner core, the inner core is cylindrical, a steel flowing hole is formed in the center of the inner core from top to bottom, the inner core comprises an upper inner core and a lower inner core which are aligned and matched, the upper inner core and the lower inner core are formed in a mechanical pressing mode, a pouring piece is arranged on the outer side of the inner core, the pouring piece is flush with the end face of the top of the inner core, and the upper inner core and the lower inner core are arranged in the pocket block inner core. The bottom of the pouring part extends towards the lower portion of the inner core, a mounting hole is formed in the center of the bottom of the pouring part, the diameter of the mounting hole is larger than that of the steel flowing hole, and the mounting hole and the steel flowing hole are coaxial. The service life of the ladle nozzle seating brick can be prolonged to 90 times or above, the use cost and the labor cost of ladle masonry refractory materials are reduced, and meanwhile the safety performance of online use of a ladle is improved.

The invention relates to the technical field of water conservancy devices, and discloses a self-adjusting integrated gate which comprises a gate frame, a gate base and a gate frame, the gate base is arranged at the bottom of a water flow channel, the gate frame is arranged on the gate base, when the gate falls down, water flow cannot pass through, and the gate is composed of a first gate body and a second gate body. The first gate is arranged on the front side of the second gate, a gap is formed between the first gate and the second gate, a first gate notch and a second gate notch corresponding to the first gate and the second gate in position and shape are formed in the gate base, a base water inlet is formed in the front side of the gate base, and a base water outlet is formed in the rear side of the gate base. The base water inlet is communicated with the first gate notch, the base water outlet is communicated with the second gate notch, a water storage cavity is formed between the first gate notch and the second gate notch, the first gate notch and the second gate notch are communicated through the water storage cavity, and the bottom of the base water outlet is arranged in a downward inclined mode.

The invention relates to a regional energy conveying split type heat pump unit which comprises a supporting seat, a protective cover is fixedly installed at the top of the supporting seat, a support is arranged in the protective cover, a compressor is fixedly installed at the top of the support, an evaporator and a heat supply mechanism are arranged on the two sides of the support respectively, and the input end of the compressor communicates with the output end of the evaporator; the extending end of the first air cylinder is in the longest state, the first piston blocks the output end of the connecting pipe, a cleaning agent is injected into the heat exchange box, the cleaning agent and clear water in the heat exchange box are mixed into cleaning liquid, the first heat exchange pipe and the second heat exchange pipe are soaked, and a small amount of scale on the surface of the second heat exchange pipe can be conveniently removed; and then the extending end of the second air cylinder is controlled to contract to the half length, a through hole is blocked through a first sealing plug, then a cleaning agent and clear water are injected into the heat exchange box, cleaning liquid with the higher concentration is obtained, the first heat exchange pipe is soaked, and thick scale on the surface of the first heat exchange pipe is soaked twice, so that the thick scale is conveniently and efficiently removed.

This invention discloses a water outlet assembly, including a main body with a cavity inside. The water inlet of the main body is connected to the cavity. A drive structure and a water outlet component are arranged sequentially in the direction of water flow within the cavity. The drive structure includes an impeller, a cycloidal wheel, and a transmission component, with the impeller and cycloidal wheel eccentrically positioned. A drive shaft is located below the cycloidal wheel to drive the transmission component to rotate. The transmission component drives the water outlet component to rotate. The water outlet component has an outlet that can discharge sheet-like water, allowing the sheet-like water to rotate and discharge, increasing the water flow rinsing range and improving the rinsing and showering effect without any jamming sensation.

The invention provides an oil removing agent for a biomass synthesis-based drilling fluid. The oil removing agent comprises the following components in parts by weight: 2-15 parts of a penetrating agent; 5-30 parts by weight of a complexing agent; 1-10 parts by weight of a dissolution promoter; 8-30 parts by weight of an emulsifier; 100 parts by weight of water; the penetrating agent is a sulfosuccinate salt and / or a polyoxyethylene ether compound; the complexing agent is organic phosphonate and / or hydroxy carboxylate; the dissolution promoter is dearomatized solvent oil; the emulsifier is a betaine zwitterionic surfactant. Compared with the prior art, the oil cleaning agent for the biomass synthesis-based drilling fluid adopts the components with specific contents, and the components have good interaction, so that the obtained oil cleaning agent for the biomass synthesis-based drilling fluid has a good cleaning effect, and meanwhile, due to the fact that the preferred raw materials do not contain aromatic hydrocarbon, the oil cleaning agent has biodegradability and is safe to the environment; environmental protection is facilitated; the preparation method of the oil-based drilling fluid oil cleaning agent is simple, mild in condition and suitable for large-scale industrial production.

The submersible pump comprises a pump shell and a filtering cover shell, a water inlet is formed in the pump shell, a mounting base is arranged on the pump shell, a water inlet is formed in the mounting base, a water inlet flow channel and a water outlet flow channel are formed in the mounting base, a first sludge intercepting filter screen is arranged on the mounting base, and a water passing channel is formed in the inner wall of the water inlet flow channel; a containing cavity is formed in the inner wall, close to the water inlet, of the water passing channel, a through hole is formed in the inner wall, close to the water inlet flow channel, of the containing cavity, and a second sludge intercepting filter screen is further arranged on the mounting base. Sludge is intercepted in the water inlet flow channel through the first sludge intercepting filter screen, so that the situation that the sludge enters the pump shell is reduced, the service life of the submersible pump is prolonged, through arrangement of the water passing channel, the containing cavity and the second sludge intercepting filter screen, the sludge can be collected in the containing cavity, and the situation that the first sludge intercepting filter screen is blocked for the second time is reduced; the durability of the sludge intercepting effect of the sludge intercepting filter screen I is favorably improved.

The utility model relates to the technical field of konjak processing equipment, and discloses washing equipment for konjak processing, which comprises a machine body, water tanks are fixedly connected to two sides in the machine body, water pumps are arranged in the water tanks, an output end of each water pump is fixedly connected with a water outlet pipe, one end of each water outlet pipe is fixedly connected with a nozzle, and the other end of each water outlet pipe is fixedly connected with a water pump. Lapping blocks are fixedly connected to the two sides of the inner wall of the machine body, a cleaning basket is lapped to the tops of the lapping blocks, water seepage holes are formed in the bottom of the cleaning basket, springs are fixedly connected to the two sides of the cleaning basket, vibration motors are fixedly connected to one ends of the springs, and drying boxes are fixedly connected to the two sides of the outer wall of the machine body. Compared with the prior art, the konjak washing device has the following advantages and effects that when the konjak washing device is used for washing konjak, the washing effect is good, abrasion to the konjak can be reduced, meanwhile, the konjak can be rapidly dried, and the konjak washing efficiency is improved.

The utility model discloses a cleaning device for tea processing, which belongs to the technical field of tea processing and comprises a cleaning cylinder and a rotating column. A plurality of clamping grooves are formed in the circumferential side of the rotating column in the axial direction, and one end of each clamping groove penetrates through the end, facing the opening, of the rotating column; the rotating column is detachably connected with a frame body; the frame body is provided with a plurality of clamping strips clamped into the corresponding clamping grooves. The outer side of the rotating column is slidably sleeved with a plurality of coaxial stirring rings, and the stirring rings are connected to the corresponding clamping strips. A plurality of stirring rods are arranged on the peripheral side of each stirring ring; by arranging the detachable frame body, the whole frame body can be taken down after the tea leaves are stirred and cleaned, so that the frame body leaves the water surface, the tea leaves adhered to the stirring rod can return to the water after the frame body leaves the water surface, the step of cleaning the tea leaves adhered to the stirring rod is omitted when the tea leaves are poured out subsequently, and the overall processing efficiency of the tea leaves can be improved.

The invention discloses a clinical flushing device suitable for ear-nose-throat and a using method thereof, and relates to the technical field of ear-nose-throat flushing.The clinical flushing device comprises an atomizing cup, an atomizing assembly is fixedly connected to the middle of the atomizing cup, a switch is fixedly connected to the middle of the atomizing assembly, the outer wall of the switch is fixedly connected to the outer wall of the atomizing cup, and a partition plate is fixedly connected to the top of the atomizing assembly; through the arrangement of the anti-shake collecting mechanism, the nasal cavity of a patient can be prevented from being completely attached to the outer wall of the spray head through the threaded protruding block, the nasal cavity can inhale air, the breathing state is kept, the use comfort of the patient is improved, the flow guiding protruding block is in a crescent-shaped bent shape, the buffering and flow guiding effects are achieved, and the anti-shake collecting mechanism is used for preventing the nasal cavity from being completely attached to the outer wall of the spray head. The situation that the dirty liquid is splashed out of the atomizing cup due to the fact that the flowing speed of the dirty liquid is too high and the dirty liquid does not flow downwards along the outer wall of the dome cover is avoided, the dirty liquid is fully collected through cooperation of the two parts, the cleaning problem caused by dropping of the dirty liquid can be reduced, and meanwhile the satisfaction degree of a patient is improved.

The present invention relates to the technical field of aluminum plate cleaning, and specifically discloses a cleaning device and method for aluminum plate production, comprising a cleaning pool, a clamping cleaning mechanism arranged on the cleaning pool for carrying the aluminum plate, a guiding mechanism arranged in the cleaning pool for cooperating with the clamping cleaning mechanism, and a driving mechanism arranged on the cleaning pool and used to drive the clamping cleaning mechanism; the clamping cleaning mechanism comprises a rotating assembly fixedly connected to the driving mechanism, and a plurality of clamping cleaning modules arranged on the rotating assembly, wherein the aluminum plates to be cleaned are placed on each movable frame in turn, and the rotation of the movable frame drives the aluminum plates on the movable frame to pass through the cleaning liquid in the cleaning pool, so that the aluminum plates pass through the cleaning liquid one by one, and the aluminum plates are prevented from being attached and stacked, and the aluminum plates are fully cleaned, and the cleaned aluminum plates are moved away from the cleaning liquid with the movable frame to drain, and finally return to the initial position, thereby improving the convenience of cleaning the aluminum plates.

The invention relates to the technical field of pipeline machining, in particular to a heat treatment device for pipeline machining, which comprises a heating furnace, a mounting frame arranged on one side of the output end of the heating furnace, and a cooling box adaptively mounted at the top end of the interior of the mounting frame, and a motor is adaptively mounted at one end of the outer side of the cooling box; an inner plate is arranged on the outer side of the output end of the motor, a circulating cooling machine is arranged at the bottom end of the mounting frame, a flow dividing box is arranged on the outer side of the cooling box, and a connecting frame is arranged on the end face of the top end of the cooling box. The heating furnace and the motor are started, the inner plate is driven by the motor to rotate, and the bent pipe is heated and then conveyed to the cooling box through the chain conveying belt; when the bent pipe falls into the cooling box, the inner plate is located below the cooling box, and the bent pipe is guided to fall into cooling liquid to be cooled; afterwards, the inner plate supports the cooled bent pipe, the bent pipe is guided to the collecting box through the guide plate, the continuous heating and cooling process is achieved, manual intervention is not needed, and operation convenience and equipment practicability are improved.

The present invention discloses a mopping robot and a method for using the same. The mopping robot comprises a shell, a wiping cloth, a cleaning mechanism and a power mechanism. The shell comprises a first port and a second port. The cleaning mechanism is installed in the shell, and the power mechanism is installed on the first port. The cleaning mechanism comprises a cleaning brush and a water pump. The cleaning brush is arranged on the side or top of the shell. The wiping cloth passes through the power mechanism and extends from the first port, goes around to the bottom of the shell, and extends into the shell from the second port. The wiping cloth is located at the bottom of the cleaning brush. The wiping cloth realizes cyclic cleaning and wiping under the action of the power mechanism and the cleaning mechanism.

The invention discloses a myocardial microvascular perfusion auxiliary system. The myocardial microvascular perfusion auxiliary system comprises a guide sheath and a balloon catheter device. The balloon catheter device comprises a catheter, and a balloon and a connector are arranged on the catheter. The catheter is provided with a center channel, a gas channel and an air pressure measuring channel, the center channel is through and communicated with the first blood pressure sensor through the connector and the first pressure measuring extension pipe, and the gas channel is communicated with the interior of the balloon and the connector and communicated with the gas driving module through the gas conveying pipe. The air pressure measuring channel is communicated with the interior of the balloon and the connector and communicated with the pressure sensor through the air pressure measuring pipe. The guiding sheath is communicated with the second blood pressure sensor through the pressure measuring connector via the second pressure measuring extension tube. Pressure measuring chips in the first blood pressure sensor, the pressure sensor and the second blood pressure sensor are connected with the signal acquisition module, and the signal acquisition module and the gas driving module are connected with the control module. The balloon provided by the invention can effectively reduce the risk of vascular wall injury and thrombosis caused by complete occlusion of coronary sinus.

The present invention discloses a physiological blood pump head with self-spinning blood flow, and relates to the field of biomedical engineering. The blood pump head includes a blood swirling chamber and an energy storage chamber; the blood swirling chamber is connected to the aorta via an arterial swirling blood flow connecting tube, and a pump housing is provided outside the blood swirling chamber; a swirling flow guide structure is provided inside the pump housing and between the pump housing and the arterial swirling blood flow connecting tube; the blood swirling chamber and the energy storage chamber are separated by a swirling force generator, and each is sealed with the swirling force generator; the energy storage chamber is connected to an external driver via a driving connecting tube, and an energy storage chamber housing is provided outside the energy storage chamber. The present invention is mainly used to help patients with acute heart function damage improve the heart pump function, overcome the shortcomings that the blood flow generated by the existing external heart unloading and myocardial perfusion device is different from the body's own swirling blood flow, realize the physiological swirling blood flow in the blood swirling chamber and the arterial swirling blood flow connecting tube, reduce the degree of blood damage and the risk of thrombosis, and improve physiological compatibility.

The invention provides an anisotropic working ultrasonic cleaning device which comprises a bottom plate, portal frames are fixedly connected to the left side and the right side of the top of the bottom plate, first fixing plates are fixedly connected to the interiors of the portal frames on the two sides, first through grooves are formed in the bottoms of the first fixing plates, and moving mechanisms are arranged in the first through grooves. An air cylinder is arranged at the bottom of the moving mechanism. Through the design of the driving motor, the air cylinder, the moving mechanism and other assemblies, automatic lifting, moving and fixing of the containing barrel and workpiece drying are achieved, the process is simplified, the labor intensity is reduced, and the working efficiency is improved; through the design of the two driving mechanisms, the inner shell and the outer shell of the washing and dissolving device reciprocate to form vortex and turbulent flow, the washing and dissolving capacity of cleaning liquid is enhanced, and thorough and efficient cleaning is achieved; and through the design of the locking mechanism, the containing barrel and the special-shaped workpiece are effectively fixed, uneven cleaning or workpiece damage caused by shaking in the cleaning process is avoided, and the cleaning stability and safety are improved.

The utility model discloses a self-cleaning water filter, which relates to the technical field of cooling water filtration, and comprises a water filter tank, a high-pressure water washing mechanism and an air disturbance mechanism, the water filter tank is provided with an accommodating cavity with a water inlet and a water outlet, a filter screen is arranged in the accommodating cavity, the water inlet and the water outlet are respectively communicated with a water inlet pipe and a water outlet pipe, and the air disturbance mechanism is arranged in the accommodating cavity. The high-pressure water washing mechanism communicates with the bottom of the water filtering tank and is provided with a washing end facing the filter screen; the air disturbance mechanism communicates with the water filtering tank and is used for injecting high-speed air into the accommodating cavity; in the technical scheme provided by the utility model, the high-pressure water washing mechanism can wash the filter screen through pressurized water, high-speed air enters the accommodating cavity and can disturb air and water flow in the accommodating cavity, and the high-speed air can blow away attachments such as sediments, sludge and biological membranes on the filter screen; the flushing effect of the high-pressure water flushing mechanism is more remarkable, and the cleaning efficiency is improved.

The utility model relates to the technical field of cooling devices, and discloses a batch cooling device for aluminum die-casting upper cover processing, which comprises a cooling tank, a liftable electric slide rail fixed at the top of the cooling tank, a mounting frame fixed at the bottom of the electric slide rail, a cover plate rotatably connected to the lower surface of the mounting frame, and an outer frame fixed on the lower surface of the cover plate. A plurality of partition plates are fixed in the outer frame body, a bottom plate is fixed at the bottom end of the outer frame body, one side of the bottom plate is movably connected with an opening and closing plate, and the opening and closing plate is fixedly connected with the cover plate through a fixing assembly. The electric sliding rail drives the outer frame body to ascend or descend, the motor in the mounting frame drives the outer frame body to rotate in the cooling pool, stirring of cooling water in the cooling pool is promoted, the cooling water is accelerated to wash the die castings, cooling of the die castings is accelerated, streamlined batch automatic cooling and automatic fishing of the die castings are achieved, time is saved, and working efficiency is improved.

The utility model relates to the technical field of drinking water treatment, in particular to an energy-saving type drinking water iron and manganese removal device without electric control. A municipal water supply pipe is communicated with a water inlet of an upper-layer water distribution tank, a water outlet of the upper-layer water distribution tank is communicated with a water inlet pipe in a water collection filtering tank through a U-shaped water inlet pipe, the water inlet pipe is communicated with a backwashing drainage pipe, and a water pipe opening of the backwashing drainage pipe is communicated with the top of a filtering inner tank; the highest part of the inclined pipeline of the backwashing drain pipe is communicated with the middle part of a siphon glass pipe, a breaking hopper of the siphon glass pipe is arranged at the upper part in the water collecting tank, and the other end of the siphon glass pipe is arranged outside the water collecting and filtering tank and is communicated with the sewage tank. The device does not need to be controlled by electric power, utilizes hydraulic kinetic energy, realizes high-efficiency removal of iron and manganese by self liquid level difference adjustment, can realize automatic backwashing, and solves the problems of high energy consumption, dependence on electric control and high equipment cost in the traditional technology.

The utility model discloses a constructed wetland filler backwashing device, which comprises a pool body and a power box, a gear transmission mechanism is arranged on the surface of the pool body, a rack lifting structure is arranged at one end in the power box, a substrate layer is arranged at the movable end of the rack lifting structure, a backwashing pipe is arranged at the bottom of the pool body, and the backwashing pipe is connected with the power box. According to the utility model, the substrate layer can be directly lifted to a specified height through the arrangement of the rack lifting structure, so that the subsequent operation of workers is facilitated, the time and labor of the workers are saved, and the backwashing efficiency is improved through the arrangement of the multiple layers of backwashing pipes. In addition, sewage backflow can be effectively prevented through a water retaining ball in the backflow prevention spray head, blockage of a flushing pipeline is avoided, the maintenance cost is reduced, sewage filtering treatment is achieved through the arrangement of a sewage treatment tank, and the continuity and reliability of water resource recycling are improved.

This utility model belongs to the technical field of rinsing devices, specifically a fully automatic rinsing device for air-cooled island finned tube bundles, including a nozzle and a moving plate. Limiting ring units are fixedly installed on both sides of the front of the moving plate. The nozzle is rotatably positioned between the limiting ring units. A fixed plate is welded to one side of the moving plate, and a rotating disk is installed on one side of the fixed plate. A protruding strip is welded to one side of the rotating disk. A motor is fixedly installed on the side of the fixed plate away from the rotating disk. Through the arrangement of the rotating disk, protruding strip, control components, gear components, and limiting ring units, the motor controls the rotation of the rotating disk. The protruding strip on the rotating disk causes the control components to move around an axis, and the gears rotate in both directions, thereby driving the nozzle to swing up and down. This changes the longitudinal position of the nozzle spraying water towards the air-cooled island fins, resulting in a better rinsing effect. This solves the problem of existing devices where the nozzle is fixed to the fixed plate and cannot swing up and down, thus limiting the rinsing effect.

This invention discloses a high-performance hot work die surface coating processing equipment, relating to the field of hot work die processing. It includes a housing, a spraying and washing assembly, a lifting control assembly, and a linkage control mechanism. A housing cage for holding the hot work die is installed inside the housing. The spraying and washing assembly is installed inside the housing, the lifting control assembly is located inside the housing, and the linkage control mechanism is located inside the housing at both ends of the housing. This invention is applicable to cleaning the surface coating of hot work dies. The device, through the lifting control assembly, allows the housing cage to move to a first position and a second position under the control of the lifting control assembly. This facilitates the placement and removal of the hot work die in the housing cage. Furthermore, the control structure of the housing cage is designed to ensure that the spraying and washing assembly can fully, thoroughly, and comprehensively rinse the hot work die in the housing cage, thereby improving the cleaning efficiency and effect.

The invention discloses a multi-stage vacuum pump system pipeline online purging and flushing device which comprises a flushing connector used for being in butt joint with a multi-stage vacuum pump system pipeline, and the flushing connector is provided with a liquid inlet and a liquid outlet which are used for flushing liquid to enter and exit. The center of the flushing connector is provided with a purging pipe used for extending into a multi-stage vacuum pump system pipeline, the purging pipe is rotationally connected with the flushing connector, the pipe wall of the purging pipe is provided with an air hole, and a one-way air distribution head is arranged in the air hole; the purging pipe is rotationally connected with the flushing connector, so that during flushing, the purging pipe drives the turbulent flow mechanism on the pipe wall to rotate, flushing liquid is disturbed, the flushing liquid makes full contact with impurities on the pipe wall, the decomposition effect of the flushing liquid on the impurities is enhanced, the flushing liquid can be used for impacting the impurities, and the flushing effect is improved. And impurity separation is assisted, and the purging and flushing effect is guaranteed.

The utility model discloses a direct filtration device for treating high-turbidity mine water, which belongs to the technical field of water treatment and comprises a treatment cylinder, the top of the treatment cylinder is detachably connected with a cover body, a groove is arranged on the inner bottom wall of the treatment cylinder, a filter cylinder is movably connected in the groove, the top end of the filter cylinder extends out of the treatment cylinder, and a backflushing component is arranged in the filter cylinder. An auxiliary mechanism is arranged on the periphery of the filter cylinder and comprises a second gear ring rotationally connected to the inner top wall of the treatment cylinder, a connecting frame is arranged at the bottom of the second gear ring, a baffle is fixedly connected to the other end of the connecting frame, a plurality of protrusions are fixedly connected to the side, close to the filter cylinder, of the baffle, and the auxiliary mechanism further comprises a power assembly. The back-flushing device has the beneficial effects that back-flushing water is sprayed outwards from the interior of the filter cartridge and then impacts the baffle, and the water flow is scattered and is back-flushed to the outer wall of the filter cartridge again through the reverse acting force of the baffle on the water flow, so that impurities adhered to the exterior of the filter cartridge are conveniently flushed away, and the cleaning effect is improved.

The utility model relates to the technical field of coating clamp cleaning, in particular to a quartz crystal coating clamp cleaning basket which comprises a basket body, a clamping mechanism is connected to the inner wall of the basket body in a sliding mode, and a lifting mechanism is mechanically fixed to the top end of the basket body and located above the clamping mechanism. According to the utility model, the parts in the clamping mechanism are matched with each other, so that after the basket main body is directly contacted with the ultrasonic generator, a certain distance exists between the rectangular frame in the basket main body and the ultrasonic generator, and the damage caused by too close distance between the ultrasonic generator and a coating clamp is reduced; through mutual cooperation of internal parts of the lifting mechanism, the coating clamp clamped and fixed in the rectangular frame can be conveniently driven to ascend and descend in the lifting basket body, washing of cleaning liquid in the ultrasonic cleaning machine is enhanced, washing of stains on the surface of the coating clamp is improved, and the cleaning effect of the coating clamp can be improved.

The invention belongs to the technical field of exosome extraction equipment, and discloses an exosome extraction device which comprises a fixing base, a filtering assembly, an extraction assembly and a heating assembly, and the heating assembly comprises a heating base, a spring, a resistance sliding block and a resistance base body; the extraction assembly comprises an extraction cylinder and a collection box, and a sand core and gel filler are arranged on the inner side of the extraction cylinder; the filter assembly comprises a connecting seat, a filter cartridge, a vibration unit and a back flushing unit, the filter cartridge is connected with a filter screen and a filter membrane, the vibration unit comprises a first motor, a first cam and a first sliding block, and the back flushing unit comprises a second motor, a liquid drawing cartridge, a second cam, a second sliding block, a piston rod group, a liquid inlet pipe, a liquid outlet pipe, a liquid guide pipe and a flushing nozzle. The biological body fluid is filtered through the filtering assembly, the exosome is extracted through the extraction assembly, the heating assembly is used for heating the extraction assembly, the exosome extraction efficiency is high, and the activity of the extracted exosome is good.

The application discloses a backwashing screen filter based on micro-nano bubble reinforced filtration, and belongs to the field of filtration devices in agriculture, which comprises a filter shell with a water outlet, a first inlet, a second inlet and a blowdown outlet; a filter screen that separates the internal space of the filter shell into a filter screen inside filtering area and a filter screen outside water outlet area; a filtration process water inlet pipeline and a backwashing process water inlet pipeline, the first end of the filtration process water inlet pipeline is connected with the first inlet, the first end of the backwashing process water inlet pipeline is connected with the second inlet, the second end of the filtration process water inlet pipeline and the second end of the backwashing process water inlet pipeline are connected with a water inlet three-phase valve, and the third interface of the water inlet three-phase valve is a water inlet; and a micro-nano bubble generator that introduces gas into the water inlet area of the filter shell and forms a gas-liquid mixed flow rich in micro-nano bubbles. The application can effectively improve the filtration performance, self-cleaning capacity and operation stability of the filter.

The invention discloses a water-saving toilet, comprising a toilet body, a toilet bowl and a water tank are arranged on the toilet body, a sinking bay is arranged at the bottom of the toilet bowl, and a sewage siphon is connected to the sinking bay. A water guide cavity is provided at the bottom of the toilet body below the water tank, and a drainage valve installation hole is provided at the bottom of the water tank. A scrubbing pipe for cleaning the surrounding wall is arranged at the top of the toilet bowl, a scrubbing water guide pipe is connected to one side of the scrubbing pipe, the scrubbing water guide pipe is arranged in the water guide cavity, and the pipe mouth of the scrubbing water guide pipe is arranged just below the drainage valve installation hole. A jetting pipe for cleaning the sinking bay is arranged at the bottom of the toilet bowl, and the outer wall surface of the scrubbing water guide pipe and the inner wall surface of the water guide cavity are enclosed to form a jetting water guide pipe, and the upper end of the jetting pipe is connected to the jetting water guide pipe. The invention separates the water of the jetting pipe and the scrubbing pipe through the water guide cavity, and can more reasonably distribute the flushing water to the jetting pipe and the scrubbing pipe of the toilet, so as to achieve the best flushing effect without wasting water.

The invention provides a wall-mounted washing and drying all-in-one machine. The wall-mounted washing and drying all-in-one machine comprises a washing assembly, a drying air channel, a water inlet and a water outlet, wherein the washing assembly is installed in the drying air channel, a filter screen is installed on the washing assembly, a washing water cavity is formed in the washing assembly and arranged on the peripheral side above the filter screen in a surrounding mode, and spraying holes are formed in the side, close to the filter screen, in the washing water cavity; a washing water inlet pipe is arranged on the drying air channel and communicated with the washing water cavity, and water entering the washing water cavity from the washing water inlet pipe sprays and washes the filter screen from the spraying holes, penetrates through the filter screen and then is discharged into the barrel assembly. According to the wall-mounted washing and drying all-in-one machine, water flow of the washing water cavity can be sprayed to cover the whole surface of the filter screen, and soft flocks blocked on the filter screen can be washed in time; the washing assembly is installed in the drying air channel, extra space is not occupied, the thickness of the washing and drying all-in-one machine is small, and the washing and drying all-in-one machine can be hung on the wall. And the washing and drying all-in-one machine can form a relatively round and beautiful structure.