418results about How to "Prevent seepage" patented technology

The invention provides a construction method of a prefabricated multi-ribbed cavity floor, and belongs to the technical field of prefabricated multi-ribbed plate construction. The construction method of the prefabricated multi-ribbed cavity floor comprises the steps of full-hall scaffold building, main keel laying, overall leveling and the like. The construction method comprises the steps that S1, full-hall scaffold building is conducted, specifically, when a full-hall scaffold is built, vertical rods on the upper layer and the lower layer are required to be aligned, the vertical rods are uniformly arranged from the two sides of a cast-in-place ribbed beam, the vertical rods are arranged at the intersection positions of floor elastic bidirectional lines, and scaffold boards are laid under the vertical rods; S2, main keels are laid, specifically, when the main keels are installed, the main keels are required to be arranged in order and not to be inclined, and the two vertical rods at the intersection positions must abut against the main keels; and S3, overall leveling is conducted, specifically, after the main keels are laid, overall leveling is conducted according to control lines, and full-hall scaffold formworks are hoisted on the main keels. The cavity formworks are supported by placing the modularized cavity formworks which are machined and formed in a factory-like mode, and accurate and rapid installation of an upper plate of the prefabricated multi-ribbed plate is achieved by installing limiting square pipes.

The invention relates to the technical field of metal bearings, in particular to a reinforced liquid metal sliding bearing. The enhanced liquid metal sliding bearing comprises a rotor, a stator and liquid metal filled in an assembling gap between the rotor and the stator. The fixed positions of the rotor and the stator are provided with a spiral groove structure, a textured microstructure, an infiltration coating and a sealing coating. By adopting the enhanced liquid metal sliding bearing provided by the invention, the wettability and the wear resistance of a bearing rotating pair can be improved, and the problems of coating falling, wear, poor lubrication and the like of the enhanced liquid metal sliding bearing in a high-vacuum, high-temperature, high-pressure, high-speed and high-load use environment are effectively solved. High-pressure sealing is formed on the gaps between the stator and the rotor and between the limiting rings of the stator and the rotor, the liquid metal is kept in the bearing, the assembled bearing does not need a vacuum environment in the transfer process, meanwhile, external gas is prevented from entering the bearing structure, and the possibility that the liquid metal leaks or gets stuck is reduced.

The invention discloses an antibacterial bamboo joint pull rope material for tampons and a preparation method of the antibacterial bamboo joint pull rope material. Modified bentonite is introduced into an acrylic acid-acrylamide polymer, and a layered structure of the bentonite endows the antibacterial bamboo joint pull rope material with certain water absorption and water retention capacities; meanwhile, amino groups on the modified bentonite are chemically combined with carboxyl groups in the acrylic acid-acrylamide polymer, so that the modified bentonite is not easy to lose; according to the preparation method, firstly, water-absorbing fibers are soaked in a carboxymethyl chitosan solution, the surfaces of the water-absorbing fibers are coated with carboxymethyl chitosan, the carboxymethyl chitosan has excellent water-retaining and antibacterial properties, an antibacterial water-retaining layer is formed on the surfaces of the water-absorbing fibers, and then under the action of a cross-linking agent ethylene glycol diglycidyl ether, the antibacterial water-retaining layer is formed on the surfaces of the water-absorbing fibers. Hydroxyl groups and amino groups in the carboxymethyl chitosan and carboxyl groups and amino groups on the water-absorbing fibers are subjected to a cross-linking effect, so that the bonding strength and the cross-linking density between the carboxymethyl chitosan and the water-absorbing fibers are improved, liquid seepage is effectively prevented, and the water retention performance of the fiber material is further improved.

The utility model discloses a cold compress device for nursing, relates to the technical field of medical instruments, and provides the following scheme that the cold compress device for nursing comprises a cold compress shell, a first bandage is arranged on the side wall of the cold compress shell, a second bandage is arranged on the other side of the cold compress shell, and a connecting hook-and-loop fastener is arranged at the top of the second bandage. A fixing hook-and-loop fastener is arranged at the bottom of the first bandage, a circulation hole is formed in the bottom of the cold compress shell, and by arranging the sealing bag, when the cold compress device is used for nursing a patient, the use effect of dismounting, mounting and replacing an ice bag in the cold compress device is improved, the situation that the ice bag is liquefied when making contact with heat is prevented, and the cold compress device is convenient to use. When the ice bag needs to be placed in the cold compress device, the ice bag body can be placed in the sealing bag by opening the sealing line, cold air generated by the ice bag is conveyed to the portion, needing cold compress, of the patient through the circulation holes, and the effect of improving cold compress on the patient is achieved.

The invention discloses a high-performance concrete anti-permeability performance detection device, and belongs to the technical field of building detection, the high-performance concrete anti-permeability performance detection device comprises an operation table, a test mold, demonstration concrete and an inner layer detection mechanism, the test mold is arranged above the operation table, the demonstration concrete is arranged on the inner side of the test mold, and the demonstration concrete comprises a concrete pile; a test hole is formed in the center of the concrete pile in a penetrating mode, the inner layer detection mechanism is arranged on the inner side of the test hole and comprises a sealing cylinder and a detection cylinder, the detection cylinder is arranged on the inner side of the sealing cylinder, a sealing air bag is arranged on the side wall of the sealing cylinder, and detection bins are arranged in the detection cylinder in a linear array mode; and water-absorbent resin particles which swell when encountering water are quantitatively arranged in the detection bin. Compared with a traditional concrete impermeability detection device, the concrete impermeability detection device has the advantages that the test mold can be automatically locked, manual tightening and fixing are not needed, the permeation condition in the concrete can be visually detected, and the impermeability of the concrete can be more accurately detected.

The invention provides antibacterial carboxymethyl cellulose hemostatic gauze and a preparation method thereof.The preparation method comprises the steps that carboxymethyl cellulose gauze is soaked in a PBS buffer solution, N-hydroxysuccinimide and 1-ethyl-(3-dimethylaminopropyl) carbodiimide are added into the PBS buffer solution, and a soaking solution is obtained after uniform mixing; adding the graft modified alginate oligosaccharide into the soaking solution, mixing and stirring to generate grafting reaction, taking out the carboxymethyl cellulose gauze after the reaction is finished, washing and drying to obtain the antibacterial carboxymethyl cellulose hemostatic gauze. According to the preparation method disclosed by the invention, the catechol-grafted modified alginate oligosaccharide and partially carboxymethylated carboxymethyl cellulose gauze are subjected to amidation grafting compounding, so that the hemostatic gauze with excellent antibacterial and hemostatic properties is prepared.

The present invention relates to a mine plugging method and structure thereof, which uses roughening and grooving of cave walls, brickwork, temporary water diversion, clay filling, and concrete plugging of wellheads to plug the mine. The present invention sets a clay filling section before the concrete plugging section, and performs interval grooving around the cave wall of the set clay filling section, which can ensure that the filled clay is completely combined with the cave wall to prevent water seepage; to ensure that the clay filling is dense, brickwork is set at both ends of the clay filling section, and the brickwork is tightly attached to the cave wall to prevent seepage. The technical solution of the present invention is safe, reliable, efficient, and fast, and complies with relevant national technical specifications, greatly improving the airtightness and firmness of the plugging of mine water gushing, and eliminating the environmental pollution risk of abandoned mine water gushing.

The invention discloses a wound-targeted intelligent nano-drug as well as a preparation method and application thereof. The wound-targeted intelligent nano-drug comprises a platelet membrane and drug-loaded nano-particles, wherein the platelet membrane coats the drug-loaded nano-particles; the drug-loaded nanoparticles contain a tumor angiogenesis inhibitor; the surface of the platelet membrane is connected with an anti-PDL1 antibody. The wound-targeted intelligent nano-drug can significantly improve the curative effect of a tumor angiogenesis inhibitor (sorafenib) and anti-PDL1 combined use, improve the biological distribution of the drug, reduce the toxic and side effects caused by the combined use of the sorafenib and anti-PDL1, greatly reduce the postoperative recurrence rate of early liver cancer, has a strong postoperative recurrence inhibition capability, and has a good application prospect. The biological safety is relatively excellent.

The utility model relates to the technical field of anti-permeability instruments, and discloses an automatic concrete anti-permeability instrument which comprises a test mold, and a buffer assembly is fixedly embedded in the bottom of the test mold; the buffering assembly comprises a buffering sleeve, a piston, a spring and a buffering pipe. A water seepage assembly is arranged in the test mold; the water seepage assembly comprises a water seepage disc, a sealing ring and a filter screen. According to the automatic concrete impermeability instrument, when a test piece is placed in a test mold, a water seepage assembly can be extruded to drive a piston to move downwards, through energy absorption of a spring and cooperation of the water seepage assembly to extrude a damper, buffering and energy absorption can be effectively conducted on the test piece, and damage to the test mold is avoided; according to the test mold, the gap between the test piece and the test mold can be sealed, a water source is prevented from seeping into the test mold from the gap, the test accuracy is improved, the water source can make uniform contact with the bottom of the test piece through the arranged water seepage disc and the formed water seepage groove, and the accuracy of the test result is further improved.

The utility model relates to the technical field of sewage treatment, and provides a sewage treater with a filtering structure, which comprises a sewage treater body, a through groove is formed in the outer surface, close to the upper end, of the sewage treater body, and a plurality of support frames are fixedly mounted on two sides of the sewage treater body; sewage is conveyed into the sewage treatment device body through the water inlet pipe, a through groove is formed in the upper end of the sewage treatment device body, a first filter box is movably embedded in the through groove, the first filter box can block and intercept fixed impurity garbage in the sewage, and the sewage treatment effect can be improved during next treatment; when impurities intercepted by the first filter box need to be cleaned, a servo motor is started to drive a threaded rod to rotate forwards, the threaded rod rotates to drive the first filter box and the second filter box to move at the same time, the first filter box is moved out of the through groove, the second filter box is embedded into the through groove, and the impurities can be cleaned out without closing a water inlet pipe; the sewage treatment efficiency is improved.

The present invention discloses a drying waste gas treatment device for fluffy decorative fabrics, including a transmission pipe and a condenser, wherein the condenser is used to cover the transmission pipe, and a water inlet pipe is integrally provided on the outer side of the condenser near the lower end, and a water outlet pipe is provided on the inner side of the transmission pipe. The present invention provides a condenser on the transmission pipe and covers the local transmission pipe, so that water vapor forms water to avoid being transmitted with the waste gas, thereby reducing the complexity of waste gas treatment; the inner inclined heat exchange tube can rotate under the action of a servo motor, and most of the water vapor passing through is liquefied into water. The water vapor may contain impurities or salts, which may be deposited to form scale when the surface of the inner inclined heat exchange tube is cooled. Rotating the inner inclined heat exchange tube helps to reduce this scaling phenomenon and helps to evenly distribute the water vapor outside the inner inclined heat exchange tube, thereby ensuring that the entire heat exchange tube can effectively perform heat exchange and liquefaction processes.

The utility model belongs to the technical field of sewage treatment, and particularly relates to a sewage treating agent adding and mixing device for sewage treatment, which is characterized in that a treating agent can be uniformly fed up and down in a mixing box through a plurality of agent outlets which are uniformly distributed up and down, so that the treating agent is uniformly mixed up and down with sewage on the inner side of the mixing box; a stirring rod stirs sewage in the mixing box, the mixing uniformity of a treating agent and the sewage is improved, a medicine flushing assembly can enable the treating agent in a medicine hopper to be efficiently discharged from a medicine outlet, the treating agent makes full contact with the sewage, the medicine effect of the treating agent is improved, and therefore the sewage treatment quality is improved, and a filter box can prevent impurities from entering the inner side of a water pump; the service life of the water pump, the connecting pipe and other components is prolonged, the control handle and the push rod are matched to enable the medicine flushing assembly to work synchronously, the use convenience is improved, the row brush can scrape sediment at the bottom of the mixing box and fully mix the sediment with the treating agent, and the situation that the mixing effect is affected by the sediment is avoided.

The utility model discloses an anti-blocking drainage device for a road. The road anti-blocking drainage device comprises a filtering mechanism and a drainage mechanism, the filtering mechanism is located at the upper end of the drainage mechanism, the filtering mechanism comprises a curb, a cover plate is fixedly arranged on one side of the curb, the cover plate is U-shaped, a drainage groove is formed under the cover plate, the drainage groove is also U-shaped, a plurality of holes are formed in one side of the drainage groove, and the holes are communicated with the drainage groove. And a filtering assembly is detachably arranged in the hole. According to the road anti-blocking drainage device, the drainage effect of the road surface is achieved by arranging the drainage grooves, compared with the mode that drainage holes are horizontally formed in the road surface in the prior art, the holes for road surface drainage are formed in the side wall of the curb and are vertically formed, impurities such as fallen leaves on the road surface float on the water surface under the buoyancy action of water, and therefore the road surface cannot be blocked. When fallen leaves gather at the opening of the hole along with water flow, water can still pass through the lower end of the hole, and therefore the possibility of being blocked is small.

The invention discloses a preparation method of a double-emulsion microcapsule for improving the light stability of vitamin B12 in soft sweets. By constructing a double emulsion system, seepage of the vitamin B12 is effectively prevented, meanwhile, solid fat in an oil phase can effectively block damage of external ultraviolet rays to the vitamin B12, and the storage stability of the vitamin B12 is remarkably improved. In addition, the microcapsule is easy to disperse in water due to the selected water-soluble outer-layer wall material, so that the preparation of the soft sweets is facilitated. And the preparation process is simple and easy for large-scale production. The encapsulation efficiency of the vitamin B12 microcapsule prepared by the method is more than 65%. And the retention rate of the vitamin B12 can reach more than 60% after the vitamin B12 is stored for 28 days under a room-temperature illumination condition, which is obviously superior to the retention rate of the raw materials.

The utility model discloses a feeding device for milk powder production, and relates to the technical field of milk powder production, in particular to a feeding device for milk powder production, which comprises a mounting frame, a feeding mechanism is arranged on the mounting frame and is used for feeding milk powder, and the feeding mechanism comprises a material distributing assembly, a feeding assembly and a discharging assembly, comprising a turntable rotatably mounted below the front end of a mounting frame, a plurality of measuring cylinders distributed circumferentially are mounted on the outer edge in the turntable, an air cylinder is mounted in the center of the top of the turntable, an upper support is fixed to the output end of the air cylinder through a housing, a material pipe is mounted at each end, away from the axis, of the upper support, and a sealing ring is fixed to the outer wall of the upper end of each material pipe; the problems that in the scheme, milk powder in a discharging hopper can be quantitatively conveyed into a filling hopper to be filled through a material distributing column in a material distributing tank, however, due to the fact that the capacity of the material distributing tank and the capacity of the material distributing column are fixed, the amount of added milk powder cannot be adjusted, and the filling requirements of tank bodies with different capacities cannot be met are solved.

The present invention relates to the technical field of solar encapsulation films, and provides a heat-conductive composite encapsulation film and a photovoltaic module. The heat-conductive composite encapsulation film is a composite encapsulation film after pre-crosslinking treatment, comprising a phase-change heat storage adhesive layer in contact with a solar cell sheet, a nano silver wire layer, and a heat-conductive adhesive layer in contact with a photovoltaic back plate or a front plate; the phase-change heat storage adhesive layer comprises a first resin and a phase-change heat storage material, the phase-change heat storage material is a paraffin microcapsule, and the addition amount thereof is 20-30% of the mass of the first resin; the heat-conductive adhesive layer comprises a second resin and a heat-conductive material, and the addition amount of the heat-conductive material is 10%-30% of the mass of the second resin; the first resin and the second resin are both EVA resins. The heat-conductive composite encapsulation film can effectively avoid the problems of reduced insulation and wet leakage performance and delamination caused by existing adhesive films in photovoltaic modules, and the heat storage and rapid heat conduction performance are effectively improved, and efficient cooling can be achieved, thereby improving the power generation and reliability of photovoltaic modules.

The invention discloses a gastroscope dosing device and method convenient to use, and relates to the technical field of medical instruments. The magnetic control capsule gastroscope comprises a magnetic control capsule gastroscope body and a drug delivery capsule, the drug delivery capsule is used for being matched with movement of the magnetic control capsule gastroscope body to directly deliver drugs to the stomach of a patient, the drug delivery capsule comprises a power capsule, and a drug storage capsule is fixedly installed on the side, away from the magnetic control capsule gastroscope body, of the power capsule. The medicine storage capsule is used for storing medicine, the same folding tube is arranged between the magnetic control capsule gastroscope and the power capsule, and a medicine feeding spray head is fixedly installed at the bottom of the medicine storage capsule. By arranging the power assembly, the magnetic control capsule gastroscope is controlled to carry the administration capsule to move to be close to an affected part, then the power assembly is controlled to extrude a medicament, the medicament is directly sprayed out from the medicament spraying micropores under the pressure effect, then the medicament liquid is sprayed to the affected part, and direct administration is achieved; the problem that a traditional capsule gastroscope can only be used for observation and cannot be used for administration is solved.

The invention discloses an anti-collision hydraulic oil cylinder, and relates to the technical field of hydraulic oil cylinders, the anti-collision hydraulic oil cylinder comprises a cylinder body, and a bottom cover is fixedly mounted at the bottom end of the cylinder body. Hydraulic oil is conveyed into the cylinder body through the oil inlet A, so that the piston A is pushed to slide in the cylinder body to drive the push rod to move outwards, liquid pressure is converted into linear mechanical force, and when the piston A moves in the cylinder body, the hydraulic oil above the piston C is extruded and discharged through the oil inlet B; at the moment, the hydraulic oil can provide extrusion force for a V-shaped notch of an end cover sealing ring, so that the end cover sealing ring is tightly attached to the surface of the push rod, seepage of the hydraulic oil is prevented, the push rod continuously stretches out to drive an ejection block and a side block A to be away from a protection plate, and the protection plate can be driven to move back and forth through the tension effect of a tension spring on a side block B; and the side block B slides in the supporting rod, so that the problem that the push rod is damaged due to collision at the push rod is avoided.

The utility model provides a tubular shaft sealing structure of a wind power gear box. The tubular shaft sealing structure is characterized in that a tubular shaft penetrates through a shaft hole of a sun gear and a shaft hole of a planet carrier; the shaft neck of the flange is inserted into the shaft hole of the planet carrier, the tubular shaft penetrates through the shaft hole of the flange, the outer wall of the shaft neck of the flange is matched with the shaft hole of the planet carrier, and the shaft hole of the flange is matched with the outer wall of the tubular shaft; the flange and the stop block are fixedly mounted on the planet carrier; the end part of the tubular shaft penetrates through the shaft hole of the stop block, and a rotation stopping surface arranged at the end part of the tubular shaft is matched with a rotation stopping surface arranged at the shaft hole of the stop block; an O-shaped ring is arranged at the joint of a flange plate of the flange and the end face of the planet carrier for radial sealing; the shaft neck of the flange and the shaft hole of the planet carrier are axially sealed by an O-shaped ring; and the shaft hole of the flange and the outer wall of the tubular shaft are axially sealed by an O-shaped ring. According to the utility model, the oil leakage fault of the gear box caused by the leakage of lubricating oil from the joint of the tubular shaft and the planet carrier in the operation process of the gear box is prevented.

The application discloses a sanitary clear oil electronic cigarette, and relates to the field of electronic cigarettes, which comprises a body with an oil tank, a cartridge installed in the body, and a cover which is openably connected with the body. The body is internally provided with a longitudinally extending installation cavity, and the side wall of the installation cavity is provided with an oil outlet channel which is in communication with the oil tank. The cartridge is axially floatingly arranged in the installation cavity, the outer circumferential surface of the cartridge is in sliding fit with the inner wall of the installation cavity, and an elastic reset element is arranged to provide upward pre-tightening force. The side wall of the cartridge is provided with an oil inlet channel which corresponds to the oil outlet channel of the installation cavity. The application realizes physical isolation of the oil circuit by closing the cover, effectively solves the oil leakage problem caused by the fact that the dustproof cover cannot cut off the oil circuit in the prior art, avoids the pollution of the equipment and the acceleration of the oxidation and metamorphosis of the tobacco tar due to the tobacco tar seepage, and improves the sealing performance and atomization quality of the equipment.

The utility model relates to the technical field of mark pens, in particular to a direct flow liquid type mark pen which comprises a pen holder and a water leading core, a pen point sleeve is arranged at the front end of the pen holder, a water storage device is arranged in the middle of the pen holder, an ink bin is arranged at the rear end of the pen holder, one end of the water storage device is connected with the pen point sleeve, and the other end of the water storage device is communicated with the ink bin. A through hole in clearance fit with the ink guide core is formed in the ink storage device, one end of the ink guide core is connected with the pen point sleeve, and the other end of the ink guide core is connected with the ink storage device in a penetrating mode through the through hole. A first matching groove used for being in interference fit with the upper end of the ink guiding core and a second matching groove used for being in clearance fit with the lower end of the ink guiding core are formed in the ink storage device, the first matching groove is located above the second matching groove, and the upper end is arranged to be in interference fit, so that the ink flow is stable, and ink reverse osmosis is prevented; the lower end clearance fit guarantees smooth flowing of ink, and balance of stable ink supply and ink interruption prevention is achieved.

The utility model discloses a sealed connector fills glue when holding positioning device, including tray: the left and right sides of tray inner chamber all are fixed with U -shaped groove through bolt connection, and the inner chamber of two U -shaped groove all is welded with U -shaped board, and the inner chamber of two U -shaped groove all slidingly connected with hollow rectangular block, the inner chamber of hollow rectangular block is provided with limit structure, and the limit structure includes the round pipe of welding in hollow rectangular block inner chamber, and the inner chamber slidingly connected with the circular ring of round pipe, the utility model discloses through sliding rectangular bar drive hollow rectangular block in the inner chamber of U -shaped groove and slide, and hollow rectangular block in the process of sliding, the effect of limit structure makes semicircular board to the main body of sealed connector and supports in opposition, can reach the fixed force of making connector to be limited to avoid the displacement of connector, and the purpose that the filling glue pipe occurs liquid seepage when filling glue.

The utility model relates to the technical field of bearings, and discloses a liquid-lubricated heavy-duty bearing mechanism which comprises an outer ring, an inner ring is arranged in the outer ring, a limiting ring is arranged on the inner wall of the inner ring, a ball is arranged in the inner ring, a push rod is slidably connected in the inner ring, the bottom end of the push rod is fixedly connected with a connecting plate, and the bottom end of the connecting plate is fixedly connected with a piston rod. A tension spring is fixedly connected to the upper surface of the connecting plate, a transmission frame is fixedly connected to the lower surface of the connecting plate, a sliding rod is slidably connected to the outer wall of the transmission frame, a positioning rod is slidably connected to the outer wall of the sliding rod, a telescopic rod is fixedly connected to the outer wall of the sliding rod, and an oil conveying assembly is arranged in the inner ring. According to the utility model, through the cooperation of the push rod, the connecting plate, the tension spring, the transmission frame, the sliding rod, the telescopic rod and the positioning rod, the limiting ring is mounted and dismounted, the balls are limited or released, and local stress concentration of the balls is avoided, so that the overall bearing capacity of the bearing is improved.

The utility model belongs to the technical field of refrigerator storage, and particularly discloses a refrigerator turntable. The device comprises a rotating disc and a base, a rotating assembly is arranged between the rotating disc and the base, a groove is formed in the base, and the rotating assembly is located in the groove; the rotating assembly comprises a rotating unit and a fixing unit, the rotating unit comprises a third gear, the fixing unit comprises a fixing hole and a limiting hole, the third gear is used for rotating the rotating disc, the fixing hole and the limiting hole are used for fixing the rotating disc, the rotating unit further comprises a first gear and a second gear, and a second fixing frame is arranged in the groove. Flexible rotation and fixation of the rotating disc can be achieved through the rotating assembly, a user can conveniently and rapidly adjust the position of food according to actual requirements, use convenience and operability are enhanced, it can be guaranteed that the food is kept stable in the rotating process through the precise rotating unit and the precise fixing unit, and the risk that the food falls off or is damaged is reduced.

The utility model discloses an electronic atomization device which comprises a shell, a liquid storage cavity, an atomization channel and a liquid supply device. The atomization assembly is at least partially arranged in the atomization channel and is in fluid communication with the liquid storage cavity; at least part of the sealing structure is arranged between the atomization assembly and the liquid storage cavity, and the sealing structure is used for limiting atomized liquid in the liquid storage cavity to flow to the atomization assembly. Due to the fact that the fluid impermeable sealing structure is arranged between the atomization assembly and the liquid storage cavity, before the electronic atomization device is used, the sealing structure can limit atomized liquid in the liquid storage cavity to flow to the atomization assembly, and therefore the atomized liquid in the liquid storage cavity can be prevented from seeping out through the atomization assembly. Wherein the sealing structure is a structure capable of being decomposed by heating, when a user uses the electronic atomization device for the first time, the atomization assembly used for heating the atomization liquid supplied by the atomization liquid storage cavity can heat and decompose the sealing structure, so that the limitation of the sealing structure is relieved, and the electronic atomization device can be normally used.

The utility model provides a medicinal material cleaning system which comprises an equipment body, a plurality of brush roller assemblies are rotationally installed in the equipment body, a driving device used for driving the brush roller assemblies to rotate is installed on one side of the equipment body, and a flushing assembly used for flushing medicinal materials is installed on the equipment body. A containing groove is formed in the side, away from the driving device, of the equipment body, and a cleaning assembly used for cleaning the brush roller assembly is inserted into the containing groove. The cleaning assembly comprises a filter plate and a limiting part, and the filter plate is fixedly connected to the limiting part; the filter plate is fixedly connected with bristles used for making contact with the surface of the brush roller assembly. In the process of cleaning dirt on the surfaces of medicinal materials through a brush roller assembly in the prior art, the friction force between the brush roller assembly and the traditional Chinese medicinal materials is reduced after impurities and dirt on the surfaces of the medicinal materials adhere to and wrap the brush roller assembly; and secondary pollution to the traditional Chinese medicinal materials is caused while the cleaning effect of the traditional Chinese medicinal materials is not good.

The utility model relates to female sanitary product technical field discloses a sanitary tampon of instantaneous suction and lock of cotton core, including cotton core, the wrapping layer of wrapping in cotton core outside, the pull line of connecting in cotton core one end and setting in the insertion head of cotton core other end, the cotton core has three -dimensional intercommunication network structure, the cotton core includes instantaneous suction layer, flow guide layer, liquid storage lock layer and protection layer gradually from inside to outside, the porosity of instantaneous suction layer, flow guide layer, liquid storage lock layer gradually reduces. The utility model discloses through setting the cotton core of multilayer structure, and the porosity of each layer gradually reduces from inside to outside, instantaneous suction layer can rapidly absorb menstrual blood, flow guide layer guides menstrual blood to the penetration of instantaneous suction layer and prevents reverse penetration, liquid storage lock layer stores a large amount of menstrual blood and locks and prevents side leakage, and protection layer prevents the exosmosis of menstrual blood from the outside of cotton core, and the overall improvement of sanitary tampon's absorption speed, absorption capacity and side leakage prevention performance.

The utility model relates to the technical field of radiators, in particular to a radiating fan with a water cooling component, which is characterized in that a first notch is arranged at the bottom of a liquid cooling connector main body, the bottom of the liquid cooling connector main body is connected with a heat absorption bottom plate through bolts, a liquid pump is arranged in the liquid cooling connector main body, and a transparent upper protective shell is arranged on the upper side of the liquid cooling connector main body; a heat dissipation pipe is arranged in the heat dissipation piece, and a liquid inlet pipe adapter and a liquid outlet pipe adapter are fixedly connected to the side face of the heat dissipation piece; the liquid cooling connector has the advantages that the transparent upper protective shell is installed on the liquid cooling connector body, whether a liquid pump leaks liquid or not can be observed through the transparent upper protective shell, the sealing protruding block and the inner wall of the liquid cooling connector body extrude each other, liquid seepage can be prevented, meanwhile, the heat absorption pipe is arranged on the heat absorption bottom plate, heat dissipation liquid does not make direct contact with the heat absorption bottom plate, and heat dissipation efficiency is improved. And the upper half part of the heat dissipation pipe is tightly attached to the inner wall of the heat dissipation piece, so that the distance between the heat dissipation pipe and the fan is reduced, and the heat dissipation effect is improved.

The utility model relates to the technical field of feeders, in particular to a manual feeder. The manual feeder comprises a front cover, a liquid food barrel and a rear cover, a first concave table used for containing a circular gasket is arranged on the left side of the interior of the front cover, and the liquid food barrel and the front cover are in threaded connection and then are sealed through the gasket. The first concave platform for placing the circular gasket is arranged on the left side of the interior of the front cover, the second boss of the gasket is matched with the first concave platform, the first boss matched with the second concave platform is arranged in the middle of the left side of the plunger, and the first platform matched with the third boss is arranged on the edge of the first boss. After the liquid food barrel is in threaded connection with the front cover, sealing of the liquid food barrel and the front cover is achieved, and overflowing of liquid food or seepage of liquid is avoided.

The invention discloses an anti-slip and anti-seepage puncture drainage tube, and mainly relates to a medical instrument. The anti-slip and anti-seepage puncture drainage tube mainly comprises a drainage tube main body, an intracavity fixing device, an external fixing device and a buckle stretching device, a medical worker selects a proper position to puncture the drainage tube, adjusts the position and combines the fixed buckle and the sliding buckle in an involution mode, then the bendable blunt-end thin tube is pulled to be bent, the thin film attached to the bendable blunt-end thin tube is unfolded, the anti-seepage curved surface is formed, and the drainage tube is pulled outwards. The drainage tube is placed in the circular adhesive sheet, tightly surrounded and adhered to the outside of the puncture opening, the drainage tube is bent and placed in the ribbon, and the ribbon is tightened for fixation; after drainage is finished, the connecting stay wire is cut off, and the drainage tube and the circular sticking piece are pulled out together; the double-insurance drainage tube is suitable for drainage of cavity parts such as thoracic cavity and abdominal cavity in clinical work, the curved surface formed by bending the bendable blunt-end hose and the external fixing device are used for fixing and seepage prevention, double insurance is formed, and the fixing and seepage prevention effects are improved.