933 results about "Absorbent cotton" patented technology

The indoor ornamental sympodial bamboo root control directional cultivation device comprises a fixing cylinder with an opening in the upper end, a plurality of ventilation grooves are inwards formed in the upper end and the lower end of the outer wall of the fixing cylinder, a partition plate is arranged at the position, close to the bottom, of the inner wall of the fixing cylinder, and the lower end of the partition plate and the bottom of the fixing cylinder are matched to form a water storage cavity; a plurality of through holes are inwards formed in the edge of the upper end of the outer wall of the partition plate, a planting barrel is detachably connected to the position, above the partition plate, in the fixed barrel, a limiting ring is arranged at the upper end of the outer wall of the planting barrel, a plurality of air holes distributed in an array mode are inwards formed in the outer wall of the planting barrel, and a plurality of limiting blocks are arranged at the upper end of the inner wall of the fixed barrel. A plurality of absorbent cotton ropes extending out of the upper end of the outer wall of the water storage cavity and extending into the planting cylinder are arranged at the bottom of the inner wall of the water storage cavity. According to the device, the root nesting condition can be avoided when indoor sympodial bamboos are cultivated, operation is easy, and directional growth of root systems can be controlled without frequent manual watering during cultivation.

A water evaporation dry and comfortable refrigeration cap comprises a main body part, a cooling area is arranged on the main body part, and the cooling area comprises an outer layer, an inner layer and a water absorption layer arranged between the outer layer and the inner layer; the outer layer is a screen cloth layer, a plurality of meshes are formed in the outer layer, and the inner layer is ice silk cloth; the water absorption layer is made of one or two of PVA absorbent cotton and SAF absorbent cotton. Efficient refrigeration and cooling are achieved through the simple structural design, and the air conditioner is easy and convenient to manufacture, low in cost, energy-saving, environmentally friendly and high in popularization significance.

The invention discloses a water quality detection device for agricultural water, and relates to the technical field of agricultural water and soil engineering, the technical key point is that the device comprises a water quality detection assembly, a water pumping assembly and an energy supply assembly, and water samples at different depths can be collected through an electronic water pump for multilayer water quality analysis. The device is provided with a multi-parameter water quality detector, water quality parameters such as pH value, TDS value, heavy metal concentration and the like can be detected, and automatic water quality monitoring is achieved. The device is based on a single-chip microcomputer control system, water sample collection, detection, data processing and display are automatically completed, and the operation process is simplified. The device is powered by solar energy, has self-energy-supply capability and is suitable for outdoor use. The unique structural design of the device has the protection function of the protective cylinder, the conical top cover and the absorbent cotton, can effectively prevent the influence of external environments such as rainwater and dust on equipment, prolongs the service life of the equipment, and is very suitable for detecting the farmland irrigation water quality, monitoring the water quality of water sources such as lakes and rivers and ensuring the safety of irrigation water.

The invention relates to the field of housing building construction accumulated water treatment, and discloses a housing building construction accumulated water removal environment-friendly device which comprises a vehicle body and a water removal mechanism arranged on one side of the vehicle body, an extrusion mechanism is arranged above the water removal mechanism, and the water removal mechanism comprises two supporting plates fixedly connected to one side of the vehicle body; connecting shafts are rotationally connected to one ends of the two supporting plates, a mounting assembly, an elastic assembly and a water absorption assembly are arranged between the two connecting shafts, a driving motor drives a mounting column to rotate through a first rotating wheel, a rotating belt and the connecting shafts, the mounting column drives the elastic assembly and the water absorption assembly to rotate, and the multiple pieces of water absorption cotton make contact with accumulated water in turn to absorb the accumulated water; and the water on the absorbent cotton is extruded out by the extrusion block and drips into the water receiving tank, so that excessive sludge and impurities cannot be brought in due to the characteristics of the absorbent cotton, and the pressure of a subsequent filtering system is reduced.

The invention relates to the technical field of power generation and energy storage, and discloses liquid cooling type new energy power generation and energy storage equipment which comprises a cabinet body. The energy storage equipment is mounted in the cabinet body; the temperature sensor is mounted on the side surface of the energy storage equipment; the cooling structure is arranged on the side surface of the energy storage equipment; the water removal structure is arranged on the side surface of the energy storage equipment; the water receiving structure is arranged on the side face of the energy storage equipment and located below the cooling structure; and the feedback structure is arranged on the side surface of the energy storage equipment. The mounting plate and the absorbent cotton on the mounting plate are driven to move through the connecting plate, the vertical plate and the connecting piece, the absorbent cotton is tightly attached to the side face of the outer-layer pipe, the absorbent cotton is clamped to the outer-layer pipe through the grooves in the absorbent cotton, and therefore condensate water generated on the surface of the outer-layer pipe can be effectively absorbed in the moving process; by means of the design, the situation that water mist is condensed into water drops and drips is avoided, and it is ensured that condensate water is effectively treated in time.

The invention discloses a preparation method of a bio-based cellulose nano colorant, which comprises the following steps: (1) cutting absorbent cotton into pieces, and grinding to obtain cellulose powder; (2) mixing the cellulose powder with sulfuric acid, stirring and hydrolyzing under a water bath condition, then adding deionized water into a reaction solution, centrifuging, dispersing and dialyzing to prepare a pure fiber suspension; (3) performing high-pressure homogenization on the pure fiber suspension to obtain nano cellulose; and (4) preparing nanocellulose into a nanocellulose suspension, then adding the indigo dye dispersion liquid and a surfactant, carrying out ultrasonic treatment, and cooling to room temperature to prepare the bio-based cellulose nano colorant. The insoluble dye indigo blue is dispersed and then added into the nanocellulose to prepare the insoluble dye type nanocellulose coloring agent, so that the coloring agent has high color depth and good stability.

The utility model discloses a self-cleaning, self-control and storable modular bioretention system, and relates to the technical field of bioretention facilities. The device comprises a planting module, a filtering module and a water storage module, a seepage and drainage adjusting mechanism is arranged in the planting module, the seepage and drainage adjusting mechanism comprises a micro-moistening pipe, a quick drainage pipe is arranged on the outer side of the micro-moistening pipe, a micro-seepage layer is arranged between the micro-moistening pipe and the quick drainage pipe, the inner side of the micro-moistening pipe is filled with absorbent cotton, and the outer side of the micro-moistening pipe is filled with water. By means of the seepage and drainage adjusting mechanism, in light rain, the semi-circular micro seepage layer is a main seepage path and allows rainwater to seep into the next structural layer slowly and evenly, it is guaranteed that appropriate water is supplied to soil, meanwhile, excessive infiltration is avoided, and when medium rain or heavy rain falls, the semi-circular quick drainage pipe serves as a leading pipe; rainwater of an upper-layer structure can be quickly drained to a lower-layer structure layer, and damage to soil and plants due to rainwater accumulation is prevented.

The invention relates to the technical field of textile printing and dyeing, in particular to a cloth printing and dyeing device and a cloth printing and dyeing technology.The cloth printing and dyeing device comprises a supporting assembly, a printing and dyeing assembly, a dewatering assembly and a winding assembly.The supporting assembly comprises a base, a supporting frame and a feeder, the supporting frame is fixedly connected with the base, and the feeder is arranged on one side of the supporting frame; the printing and dyeing assembly comprises a printing and dyeing box and a printing and dyeing roller, the printing and dyeing box is arranged on one side of the feeder, and the printing and dyeing roller is rotationally arranged in the printing and dyeing box; the dewatering assembly comprises an adjusting unit, a dewatering roller, absorbent cotton, a supporting roller, a scraper and a dewatering box, the adjusting unit is slidably arranged on the supporting frame, the dewatering roller is rotatably arranged on the adjusting unit, the absorbent cotton is arranged on one side of the dewatering roller, the supporting roller is rotatably arranged at the bottom of the dewatering roller, and the scraper is arranged on one side of the supporting roller; the dewatering box is arranged at the bottom of the supporting roller, and the winding assembly is arranged on the side, away from the feeder, of the dewatering box. Therefore, the extrusion is more sufficient, and redundant water can be removed more conveniently.

The invention relates to the technical field of geotechnical cloth, and discloses high-toughness water-guiding extra-strong woven geotechnical cloth which comprises high-strength polyester fibers and carbon fibers, a splicing frame is fixed to the outer side of an edge sealing frame, an annular groove is formed in the upper end face of the splicing frame, absorbent cotton is clamped in the annular groove, springs are fixed in the absorbent cotton, and the springs are fixed to the outer side of the splicing frame. And a second drainage hole is formed in the bottom of the splicing frame. The high-toughness water-guiding extra-strong woven geotechnical cloth is composed of warp-direction high-strength polyester fibers and 12k and 24k carbon fibers, the warp-direction high-strength polyester fibers are composed of four thousands of to ten thousands of high-strength polyester fibers and extra-strong heat absorption carbon fibers, every one hundred of high-strength polyester fibers comprise two to fifty heat absorption carbon fibers or more, and the other hundred of high-strength polyester fibers are composed of one or more than one hundred of heat absorption carbon fibers and one or more than one hundred of high-strength polyester fibers and one or more than one hundred of heat absorption carbon fibers. And in the weft direction, 10,000-20,000 D high-strength polyester fibers are woven, so that the strength of the product is conveniently increased, and the heat conduction and water conduction of the product are more stable and faster.

The invention belongs to the technical field of mineral flotation, and particularly relates to a nanocellulose-based coal slime collecting agent and a preparation method and application thereof. Wet-grinding the dried absorbent cotton, drying again, acidizing, filtering, washing and centrifugally drying to obtain precursor cellulose; dissolving the precursor cellulose in deionized water, adjusting the pH value to 10, adding an ethanol solution of alkyltriethoxysilane, heating, stirring for reaction, naturally cooling, centrifuging, washing and drying to obtain hydrophobic nano cellulose; and the hydrophobic nanocellulose and the non-polar hydrocarbon oil are evenly mixed, and the coal slime collecting agent is obtained. The prepared coal slime collecting agent contains the hydrophobic nanocellulose which is high in softness and has a net-shaped structure, in the flotation process, adhesion of bubbles and minerals can be promoted, diffusion of the bubbles is promoted, and the flotation efficiency and the recovery rate are improved.

The invention discloses medical absorbent cotton roll cutting equipment, and relates to the technical field of cutting, the medical absorbent cotton roll cutting equipment comprises a bottom table, a U-shaped groove plate is fixedly mounted on the top surface of the bottom table, two vertical frames are fixed on the right side of the top surface of the bottom table, the two vertical frames are located on the front surface and the back surface of the U-shaped groove plate, and arc-shaped groove openings are formed in the tops of the front surfaces of the two vertical frames; i-shaped rollers are rotatably mounted on the inner walls of arc groove openings of the two vertical frames, an L-shaped frame is fixed to the bottom face of the bottom table, a servo motor is fixedly mounted at the bottom end in the L-shaped frame, a round roller is fixed to the back face of a rotating shaft of the servo motor, and the round roller penetrates through and is rotatably mounted in front of and behind the inner wall of a U-shaped groove plate, and a cutting assembly is arranged on the left side of the top face of the bottom table. The cutting assembly comprises a U-shaped wide frame, and sliding grooves are formed in the front face and the back face of the U-shaped wide frame, so that the problem that the knife switch collides with a U-shaped groove plate, and consequently the knife switch is rolled and damaged is solved.

The utility model relates to the technical field of drainage channel cleaning, in particular to a drainage channel cleaning device which comprises a handle and a mounting plate, and the handle is rotatably connected with the mounting plate. The lower side of the mounting plate is connected with a first fixing plate and a fixing plate telescopic assembly; the first fixing plates and the fixing plate telescopic combination bodies are alternately arranged in the longitudinal direction of the mounting plate. Each set of fixing plate telescopic combination body comprises two telescopic fixing plates, and the two ends of the two telescopic fixing plates are connected through telescopic assemblies. The two telescopic fixing plates stretch out and draw back in the transverse direction of the mounting plate through stretching out and drawing back of the telescopic assemblies; the fixing plate telescopic combination body is connected with the mounting plate through the telescopic assembly; wiping cotton or absorbent cotton is detachably arranged on the bottom surfaces of the first fixing plate and the telescopic fixing plate. The device has the advantages of flexibility in adjustment, high applicability, convenience and high efficiency in operation and the like.

The invention relates to a hollow nickel alloy breathable porous material and a preparation method thereof, and belongs to the technical field of breathable sweating metal materials. The method comprises the following steps: drying absorbent cotton, and carbonizing; then carrying out nickel plating treatment on the absorbent cotton carbonized fibers; and then carrying out dry-process blank making, wet hydrogen sintering and solid-phase infiltration, and finally rolling to obtain the hollow nickel alloy breathable porous material. The material has low density, has good permeability while ensuring the strength, and has good application prospects in the field of aerospace.

The invention belongs to the technical field of biochar preparation, water treatment and new materials, and discloses a composite material for sulfonamide antibiotic treatment, a preparation method and application, and the preparation method comprises the following steps: preparing sludge biochar SBC; mnO2 coated OSBC is prepared; aminated PCA is prepared; pCA-MnO2 (at) OSBC is prepared; the preparation method comprises the following steps: cutting absorbent cotton, ultrasonically cleaning with deionized water, drying, dispersing PCA-MnO2 coated OSBC into a polyvinyl alcohol PVA solution, dipping the absorbent cotton, dropwise adding glutaraldehyde for crosslinking, curing, dipping into a PCA-MnO2 coated OSBC suspension, and carrying out freeze-drying heat treatment. The composite material disclosed by the invention has relatively stable physical properties and chemical properties, can be efficiently separated from an aqueous solution and recycled after being degraded, and can achieve a relatively good degradation effect in various typical real water bodies.

The utility model discloses a cleaning device for air conditioner compressor shell machining. The cleaning device comprises a support, the top of the support is fixedly connected with a cleaning pool, a rotating brush cleaner is installed on the inner wall of the cleaning pool, a sliding rail is installed on one side of the top of the cleaning pool, and an adjusting assembly is installed on one side of the top of the sliding rail. Through cooperation of a conveying assembly, absorbent cotton and an electric push rod, after cleaning work is completed, the electric push rod drives an air conditioner compressor shell clamped on a clamp on one side of an adjusting assembly to move to a discharging plate on a sliding rail, then the air conditioner compressor shell is discharged, and a motor drives a rotating disc to drive a rotating rod and a rotating disc on the other side to rotate synchronously; water stains on the surface of the compressor shell are effectively absorbed through the water absorption cotton, the water stains are prevented from remaining and staining the surface of the shell again, therefore, the cleaning effect is improved, the condition that the surface of the shell is slippery is reduced, and an additional water stain draining step is omitted; therefore, the time of the whole cleaning process is shortened.

The invention relates to the field of aquaculture net cages, in particular to a lifting adjusting device of an aquaculture net cage and the aquaculture net cage. Comprising an anchor frame arranged in the circumferential direction of the net cage, and a sinking-floating mechanism is slidably arranged on the anchor frame. The interior of a lifting box of the sinking and floating mechanism is divided into an auxiliary cavity and a main cavity, air flow is controlled through an air pump and a one-way valve, extrusion and expansion of absorbent cotton are achieved, and therefore buoyancy is adjusted. Wing plates are rotationally arranged on the two sides of the lifting box, air bags at the lower ends of the wing plates are communicated with the auxiliary cavity, and inflation and deflation can be controlled through electromagnetic valves. The device is further provided with a main air release valve and an auxiliary air release valve which are used for assisting floating and sinking correspondingly. Through the synergistic effect of water pressure and buoyancy and in combination with unfolding and folding of the wing plates, accurate and efficient lifting adjustment of the aquaculture net cage is achieved. The device is simple in structure, convenient to operate, capable of remarkably improving the breeding efficiency and quality and wide in application prospect.

The invention relates to the technical field of flexible pressure sensors, in particular to a flexible pressure-sensitive material based on porous carbon sponge, a flexible pressure sensor and a preparation method of the flexible pressure-sensitive material. According to the preparation method, cheap absorbent cotton which is easy to obtain is used as a carbon source, the carbon source is supplemented in the polymer foam carbonization process, the low-temperature graphitization process is promoted, and the 3D porous structure sensitive material with good mechanical performance and conductive performance is obtained. The flexible pressure sensor prepared from the material is excellent in performance.

The utility model discloses a fruit fresh-keeping distribution box which comprises a fruit distribution box body and a base, and ventilation mesh holes are formed in the periphery and the bottom of the fruit distribution box body. A lower outer protruding edge protruding outwards is arranged on the outer periphery of the bottom of the fruit distribution box, and a lower protruding edge protruding downwards is arranged on the inner periphery of the lower outer protruding edge. A groove is formed in the upper side of the base, absorbent cotton is arranged in the groove, the lower convex edge is embedded into the groove, the lower outer convex edge is supported on the upper side of the base around the groove, and a plurality of lock catches for locking the lower outer convex edge on the base are distributed around the base. According to the fruit distribution box, the humidity in the fruit distribution box is improved, the temperature of the fruit distribution box is reduced, and the fresh-keeping effect in the fruit transportation process is further improved.

The present invention discloses a dust collector structure and a method of using a positive and negative pressure integrated pneumatic ash conveying system, comprising a base arranged in a boiler tube bank, two first support plates sliding along the length direction of the base arranged above the base, and a cleaning roller for contacting the inner wall of the boiler tube bank arranged between the two first support plates. The motor drives the screw to rotate, and the rotation limit of the horizontal plate and the sliding of the slider in the slide groove drive the first support plate to follow the movement, so that the cleaning roller contacts the inner wall of the boiler tube bank, thereby removing the ash stains attached to the tube bank, and after the cleaning roller is cleaned, the belt drives the first absorbent cotton to rotate, and absorbs the ash stains and moisture on the outer wall of the cleaning roller. After absorption, the scraper scrapes the moisture and ash stains on the first absorbent cotton to the second absorbent cotton, and the cleaning roller can effectively remove the ash stains in the tube bank, ensuring the subsequent smoke exhaust efficiency of the tube bank.

The invention relates to the technical field of skylight roofs, and discloses a skylight roof building structure that can be automatically cleaned. The invention solves the problem that it is inconvenient to clean a skylight and water stains will be left after cleaning, thereby affecting the light transmission effect. The invention relates to a skylight roof building structure that can be automatically cleaned, comprising a roof body, a light-transmitting window fixedly installed on the upper surface of the roof body, a cleaning mechanism arranged on the upper surface of the roof body, a water supply component arranged on one side of the roof body, an electric push rod is used to drive a push block to move, and then a soft brush, absorbent cotton and cleaning cotton are driven to clean the skylight at the same time, the soft brush sweeps dust and impurities attached to the surface, the cleaning cotton and the absorbent cotton are used for wet wiping and dry wiping, and when the push block moves, it drives a water guide pipe B to compress a water guide pipe A, and guides water from a water pump pipe to the cleaning cotton for wetting, thereby achieving the purpose of automatically cleaning the skylight and preventing water stains.

The invention discloses a high-performance warm-keeping core-spun yarn and a preparation method thereof. The preparation method comprises the following steps: S1, preparing a cellulose fiber spinning solution from a 1-allyl-3-methylimidazole chloride solution, absorbent cotton and sodium alginate; s2, performing wet spinning on the cellulose fiber spinning solution, and obtaining cellulose porous structure fibers by adopting a supercritical drying method; s3, introducing an SEBS solution into the cellulose porous structure fibers, and carrying out incomplete curing to obtain yarns; s4, performing compact siro spinning on the basis of the yarns and the aramid short fibers to obtain the core-spun yarns. The core-spun yarn has the beneficial effects that the heat insulation property and the heat retention property of the core-spun yarn are improved, and meanwhile, the core-spun yarn also has softness and good mechanical properties.

The invention belongs to the field of batteries, and relates to a battery diaphragm, in particular to a hydrophilic zinc ion battery diaphragm as well as a preparation method and application thereof. The preparation method comprises the following steps: immersing absorbent cotton into a NaOH solution, and carrying out water bath pretreatment to obtain cellulose; immersing cellulose into a H2O2 solution, and carrying out oil bath modification treatment to obtain modified cellulose; drying the modified cellulose, adding deionized water, uniformly mixing, and carrying out suction filtration to obtain a primary cellulose membrane; and drying and pressing the primary cellulose membrane to obtain the hydrophilic zinc ion battery diaphragm. The hydrophilic diaphragm enables the aqueous zinc ion battery to show excellent electrochemical performance in a symmetric battery and a total battery through rich hydrophilic groups and excellent mechanical performance; the preparation of the hydrophilic diaphragm is based on the low-cost absorbent cotton material, the simple and convenient preparation method is adopted, and the hydrophilic diaphragm has good practical application prospects and large-scale production potential.

A chemical mutation breeding device for ginger stems comprises a tray (4) used for containing chemical mutation samples and a housing device used for containing the tray (4), the chemical mutation samples are stored through the tray (4), and local space storage and placement of the chemical mutation samples are achieved through the housing device. According to the ginger stem chemical mutagenesis device, the volatilization environment of chemical mutagenesis liquid is limited, the technical problem that the volatilization environment of the chemical mutagenesis liquid cannot be limited and controlled when ginger stems wrapped with absorbent cotton are stored in an open space is solved, and therefore the chemical mutagenesis effect of the ginger stems is improved.

The invention discloses waterproof test equipment and a test method for research and development of a windproof breathable jacket fabric, and relates to the field of detection equipment. Before testing, the weight of the unused dry absorbent cotton is measured through the weighing instrument, then the absorbent cotton and the fabric to be tested are positioned and installed on the base plate through the positioning assembly, the absorbent cotton is arranged on the back face of the fabric to be tested in a sealed mode, after the water spraying test is completed, the fabric and the absorbent cotton are taken down, and the fabric to be tested is obtained. The weight of the absorbent cotton is measured again through the weighing instrument, the difference of the weights measured before and after the absorbent cotton is the amount of water penetrating through the fabric in the water spraying test process, and therefore the waterproof performance of the fabric can be judged according to the measured water seepage amount; water permeating the fabric is absorbed through the absorbent cotton, and the water permeating the fabric can be completely absorbed, so that the collected water quantity is completely the same as the water quantity permeating the fabric, and the accuracy of the waterproof test of the fabric is favorably improved.

The present invention relates to the technical field of building electrical engineering. Provided is a moisture-proof distribution cabinet for building electrical engineering. The moisture-proof distribution cabinet for building electrical engineering comprises a cabinet body, a supporting mechanism, a positioning mechanism, a dust screen and a dehumidifying mechanism, wherein the dehumidifying mechanism moves back and forth on the upper part inside the cabinet body; the positioning mechanism grips and fixes the dust screen by means of two clamping plates that move towards each other; the supporting mechanism adjusts the height of the cabinet body by means of four supporting legs capable of telescopic movement; and the inner bottom of the cabinet body is provided with a connecting frame, a moisture-proof plate and absorbent cotton are slidably inserted into the connecting frame, and a heat conduction plate for drying the moisture-proof plate and the absorbent cotton is further provided inside the connecting frame. In the present invention, by means of the dehumidifying mechanism moving back and forth on the upper part inside the cabinet body, the dehumidification range is expanded; and the supporting mechanism is provided, which can be driven by a second electric motor to adjust the height of the cabinet body, thereby preventing long-term intrusion of moisture.

The utility model belongs to the field of electronic equipment, and provides an elastic needle, a liquid discharge assembly and an earphone charging box, the elastic needle comprises a needle tube, a needle head and an elastic piece, the needle tube is internally provided with an accommodating cavity, two opposite ends of the needle tube are respectively a first end and a second end, the first end is provided with a first through hole communicated with the accommodating cavity, and the second end is provided with a second through hole communicated with the accommodating cavity; the second end is further provided with an inclined face facing the containing cavity. The needle head movably penetrates through the accommodating cavity through the first through hole; the elastic piece is arranged in the containing cavity. The liquid discharging assembly comprises an elastic needle and absorbent cotton. The earphone charging box comprises a liquid discharge assembly. According to the vibrating needle, the second through hole communicated with the containing cavity is formed in the second end, when external liquid flows to the bottom in the containing cavity from the first through hole along the side wall of the needle head, the liquid can flow downwards along the inclined face and is finally discharged out of the second through hole, and crystal particles of the liquid are effectively prevented from being accumulated on the inner wall of the needle tube; the problem that liquid forms crystals in the needle tube, and consequently the vibrating needle loses efficacy is solved.

The utility model relates to the related technical field of vegetable planting, in particular to a seedling raising device for vegetable planting, which comprises three seedling raising plates, water collecting tanks are arranged at the bottoms of the seedling raising plates, a plurality of seedling raising cups are uniformly arranged in the seedling raising plates, the seedling raising cups are fixedly connected with the seedling raising plates, cotton gaskets are arranged in the seedling raising cups, and water absorbing cotton strips are fixedly connected to the centers of the bottoms of the cotton gaskets. And the bottom ends of the water absorption cotton strips penetrate through the seedling culture cups and extend into the water collection tank. Through the cooperation of the water collecting tank, the seedling raising cup, the cotton gasket and the water absorbing cotton slivers, the water absorbing cotton slivers can absorb water in the water collecting tank and convey the water into the cotton gasket through the capillary action of the water absorbing cotton slivers, then the cotton gasket wets soil in the seedling raising cup, and the situation that when the moisture in the soil is low, the water absorbing cotton slivers cannot absorb the water is avoided. And a large number of planted seedlings are dried up and die.

The invention discloses vital capacity training equipment for respiratory medicine nursing, and relates to the field of medical equipment, the vital capacity training equipment comprises a mask, an air inlet bin is arranged in the mask, a breathable absorbent cotton piece in a wet state is arranged in the air inlet bin, a refrigeration semiconductor is further arranged in the mask, the refrigeration surface of the refrigeration semiconductor faces the outside of the mask, and the refrigeration surface of the refrigeration semiconductor faces the outside of the mask. The heating surface faces the interior of the mask, airflow entering the mask can penetrate through the absorbent cotton piece and then pass through the heating surface of the refrigeration semiconductor, one end of the corrugated pipe is connected with the mask, and the other end of the corrugated pipe is connected with an impedor. The breathable cotton piece capable of preserving moisture is arranged at the air inlet channel of the mask, the humidity of air entering the mask is increased, meanwhile, the heating face of the refrigeration semiconductor in the mask is used for heating the air entering the mask, then more comfortable air conditions are provided for a patient in dry and cold weather, and the vital capacity training quality of the patient is improved.

The utility model relates to the technical field of basement crack resistance and seepage prevention, in particular to a reinforced protective structure for crack resistance and seepage prevention of a concrete basement, which comprises a ground, a groove is formed in the end of the waterproof plate, an extension block is fixed to the end of the waterproof plate, and a water storage tank is formed in the top of the extension block; the arc-shaped groove is formed in the ground; the floor has the advantages that the underground layer is fixed to the bottom of the ground through the supporting rods, the waterproof plate is arranged between the ground and the underground layer, the waterproof plate has a waterproof function and an anti-seepage function, water on the surface of the ground flows into the water flowing groove and flows into a sewer, the absorbent cotton is arranged at the end of the arc-shaped groove, and when water seeps into the arc-shaped groove, the absorbent cotton adsorbs the water, so that water seepage is avoided. When the water on the ground surface seeps down, the waterproof plate enables the water to be left on the surface of the waterproof plate and flow to the two ends of the waterproof plate, and grooves are formed in the ends of the waterproof plate.

This invention discloses a fresh air ventilation system for a prefabricated bathroom and the bathroom thereof, comprising a system body with a ventilation cavity inside. Three sets of absorbent cotton strips extend from one end of a movable plate and are fitted into a second protective tube. An installation cavity is located within the system body. The end of the movable plate away from the first protective tube extends into a connecting cavity. The end of a T-shaped locking rod away from the sliding cavity is engaged in a locking groove located within a guide groove. A first spring is fixedly connected within the sliding cavity, and the other end of the first spring is fixedly connected to the T-shaped locking rod. Simultaneous ventilation and air intake can be achieved by installing two sets of system bodies, or by installing one set of system bodies for both ventilation and air intake. The fan rotation carries the fragrance liquid absorbed by the sponge into the prefabricated bathroom, purifying the air. Heated by a heating element, the air entering the bathroom is warm, making it usable in winter.