67results about How to "Avoid hypoxia" patented technology

The invention relates to the field of intelligent irrigation, in particular to an intelligent irrigation method and device based on the Internet of Things, and the method comprises the steps: constructing a soil standard model, obtaining soil data in real time, inputting the soil data into the soil standard model, and outputting a region division result through the soil standard model; based on a regional division result, judging whether the soil data meets an irrigation condition or not; when the soil data meets the irrigation condition, acquiring meteorological data, water pressure data and historical irrigation data; according to the meteorological data, the water pressure data and the historical irrigation data, irrigation parameters needed by the corresponding area of the soil are predicted; and determining corresponding irrigation behaviors in combination with the soil data and the irrigation parameters of the corresponding areas. Soil data is monitored in real time, so that the system can dynamically adjust an irrigation plan, invalid irrigation after rainfall is avoided, a targeted irrigation strategy is made according to the soil humidity level and topographic features, slope water and soil loss is prevented, and it is ensured that the flat ground is prevented from being too wet to cause root system oxygen deficit.

The application discloses an aeration dynamic balance digital control method and system for coping with flow state distortion, relates to the technical field of sewage treatment, and comprises the following steps: constructing a sewage treatment aerobic tank multi-point dissolved oxygen and flow state synchronous monitoring system, continuously collecting spatial distribution data of dissolved oxygen, water flow velocity and density in the tank, and generating a flow state distribution graph reflecting the flow state distribution characteristics in the tank; based on the flow state distribution graph, the collected water flow velocity gradient and dissolved oxygen difference are subjected to collaborative feature extraction, and an abnormal area with flow state distortion is identified. Through multi-point monitoring and dynamic weighted control, the application realizes real-time identification of the flow state of the aerobic tank and accurate regulation of the air quantity, maintains the balance of the dissolved oxygen distribution, improves the oxygen transfer efficiency and the operation stability; by introducing a fluid correction factor and a time sequence prediction model, a control closed loop with self-learning and energy-saving optimization capabilities is established, and the intelligence and economy of the aeration process are improved.

The invention discloses a vehicle, a skylight assembly and an air circulation method of a vehicle cockpit, the skylight assembly comprises an oxygen generating device and a skylight body, the oxygen generating device adopts a water electrolysis scheme to generate oxygen, the oxygen generating device is provided with a water supplementing opening, a hydrogen outlet and an oxygen outlet, and the water supplementing opening is communicated with the skylight body. The skylight body comprises a skylight frame and skylight glass, the skylight glass is movably installed on the skylight frame, the oxygen generation device is installed on the skylight frame, and the water supplementing port and the hydrogen outlet of the oxygen generation device are located above the skylight frame. The oxygen outlet of the oxygen generating device is located below the skylight frame. The oxygen generating device can generate oxygen in a water electrolysis mode so as to supplement oxygen into a vehicle cabin, and oxygen deficit of passengers in the plateau is avoided.

The invention discloses a rice blast-resistant rice crossbreeding device and method, and relates to the technical field of rice crossbreeding, the rice blast-resistant rice crossbreeding device comprises a cylinder, a fixing ring is fixedly connected in the cylinder, a plurality of supporting rings are arranged in the fixing ring, and a through groove is formed in the inner wall of the top of each supporting ring; the outer sides of the supporting rings are fixedly connected with middle plates, the two ends of each middle plate are fixedly connected with the two adjacent supporting rings correspondingly, and supporting assemblies are arranged in the supporting rings. According to the rice blast-resistant rice crossbreeding device and method, air in the conical barrel can be continuously exchanged with the outside through holes among the supporting rings, sufficient oxygen is provided for seed germination and root growth, breeding of anaerobic microorganisms is effectively inhibited, the risk of seed rotting and root rotting is reduced, and meanwhile, the yield of the rice blast-resistant rice is increased. A stable distance is formed between the bottom of the conical barrel and the water liquid level through the supporting structure of the upper and lower double circular plates, and seeds can be concentrated in the conical barrel and stably make contact with water.

The utility model discloses an integrated artificial airway temperature and humidity pipeline, which relates to the technical field of medical auxiliary instruments and comprises an oxygen pipe communicated with the air outlet end of an oxygen bottle, and the air outlet end, far away from the oxygen bottle, of the oxygen pipe is communicated with a venturi tube used for balancing oxygen flow. Two heating pipe assemblies used for heating oxygen are arranged on the side, away from the oxygen pipe, of the Venturi pipe, and one end of one heating pipe assembly is communicated with the air outlet end of the Venturi pipe. The bent pipe is used for discharging gas exhaled by a patient, the light plastic ball is arranged at the top end of the bent pipe, the gas exhaled by the patient can blow the plastic ball to move upwards, the exhaust port in the bottom end of the hollow column is exposed, smooth exhaust is guaranteed, the plastic ball can be adsorbed when the patient inhales, the plastic ball moves downwards to block the exhaust port, and the exhaust port is not blocked. A patient is prevented from directly inhaling air in the environment into the artificial airway, so that the health of the patient can be guaranteed.

The invention discloses a gas control device for a coal face, and belongs to the technical field of gas control. Comprising a supply mechanism used for supplying air to a device placement position, and a detection mechanism and a collection mechanism are arranged on the supply mechanism; by arranging the detection mechanism, when the detector detects that the concentration of gas around the device rises to a preset safety early warning value, the collection mechanism is automatically started, accumulated gas is forcibly discharged into the gas collection pipe, and advanced treatment and quick response to gas hidden dangers are achieved; air supply, gas extraction and dust filtration are integrated into a single device, a supply mechanism can supplement fresh air to the deep position of a working face, and oxygen deficit is prevented; the collecting mechanism can actively extract high-concentration gas from the source of the coal mining machine, and dust is filtered before the gas enters a conveying pipeline; and the detection mechanism is used for monitoring the gas concentration around the device placement point in real time and treating locally accumulated gas.

The utility model discloses a battlefield shelter factory capable of being rapidly and flexibly deployed. The battlefield shelter factory comprises a storage cabin, a control cabin and a maintenance cabin. A power supply assembly and multiple mobile robots are arranged in the storage cabin, the multiple mobile robots are connected with the power supply assembly in a standby state to achieve energy supply, and the storage cabin further comprises a first frame and a first cabin wall; the power supply assembly comprises a power storage part and a generator; the control cabin is arranged on one side of the storage cabin, a control cabinet is arranged in the control cabin, the control cabinet is connected with the power supply assembly, and the control cabin further comprises a second frame, a second cabin wall, a first portal and an upper computer; the maintenance cabin is arranged on the side, away from the storage cabin, of the control cabin and comprises a third frame, a third cabin wall and a second portal, a sliding guide rail is arranged at the bottom in the maintenance cabin, and a plurality of industrial robots are arranged on the sliding guide rail, connected with the control cabinet and used for maintaining damaged parts. Wartime emergency repair of combat equipment such as a large fighter plane and a land battle tank can be achieved.

The liana water seedling raising device comprises a box body, a cover plate is placed on the inner wall of the box body, and seedling raising cups are arranged in round holes in the cover plate; a liquid inlet pipe and a water outlet pipe are arranged at the bottom of the box body; an oxygenation pipe is arranged at the bottom of the box body; a sensor assembly is arranged at the bottom of the box; the sensor assembly comprises a conductivity sensor and a dissolved oxygen probe; a control assembly is arranged on the left side of the box. A microcomputer board is arranged on the upper portion in the control assembly shell, a display screen is arranged outside the microcomputer board, a liquid inlet pump is arranged at the bottom of the control assembly and connected with a liquid inlet pipe, a liquid inlet is formed in the liquid inlet pump, an oxygen supply pump is connected with an oxygen adding pipe, and an oxygen inlet is formed in the oxygen supply pump. The device provided by the utility model has the advantages that the independent seedling raising cup is arranged, so that the seedling raising cup and a plant can be directly transplanted, and the survival rate is increased; the nutrient solution concentration and dissolved oxygen concentration adjusting function is achieved, and the phenomena of seedling burning and root system oxygen deficit can be effectively prevented.

The invention relates to the technical field of tunnel supporting, and discloses a tunnel entrance section reinforcing structure which comprises a plurality of sets of supporting units tightly spliced in a tunnel and a protection unit, each supporting unit comprises a top plate and two side plates, the top plates are attached to the top of the inner wall of the tunnel, and the two side plates are attached to the two sides of the inner wall of the tunnel correspondingly. The two side plates are detachably connected with the top plate, and a plurality of through holes are formed in the side plates in the height direction; the protection unit comprises a plurality of outer guide pipes, the outer guide pipes penetrate through the penetrating holes in the side plates at the same height, one ends of the outer guide pipes are located outside the tunnel portal, and the other ends of the outer guide pipes are located in the tunnel and wrapped with inflatable and retractable air bags. By arranging the supporting units convenient to disassemble and assemble, the construction efficiency of the reinforcing structure can be effectively improved, and meanwhile, the protection unit is arranged to play a protection role when the tunnel portal collapses.

The invention discloses a crop seed sowing and fertilizing device, and relates to the technical field of sowing, the crop seed sowing and fertilizing device comprises a rack, a fertilizing device, a soil shoveling device and a sowing device; wherein the fertilizing device comprises a wheel, a disc, a rotating rod, a supporting rod, a first sliding block, a first frame, a reciprocating lead screw, a belt, a rotating column, a first arc-shaped block, a fertilizer box, a support, a discharging opening, a second frame, a first spring, a first sliding plate and a rotating rope, and the wheel is rotationally connected to the rear side of the rack; according to the crop seed sowing and fertilizing device, the cambered surface of the first arc-shaped block can drive the first sliding plate to move leftwards, when the first sliding plate moves leftwards, the first sliding plate can continue to shield the discharging port, when the discharging port is shielded, the spraying amount of fertilizer can be effectively controlled, and quantitative fertilizer spraying can be conducted according to the moving distance of an agricultural vehicle; the damage to the seeds due to improper use of the fertilizer can be prevented.

This utility model provides a modular turtle rearing box, relating to the field of aquaculture technology. It includes a rearing box with a rubber pad on its inner wall and a transport assembly inside. The transport assembly includes a water tank welded to the inner edge of the rearing box, a drainage pipe connected to the bottom of the water tank, and a protective cover connected to the top slot of a cross-shaped partition. By setting up the water tank and drainage pipe, sufficient and evenly draining water is ensured during transportation, keeping the turtles in a humid environment. The cross-shaped partition divides the device into four compartments, allowing one turtle to be placed in each compartment, thus separating the turtles and preventing accidental collisions or attacks during transport. The protective cover seals the device, preventing the turtles from climbing out and suffering unnecessary damage during transport. A feeding trough facilitates easy and quick refeeding.

The embodiment of the utility model provides an aerial three-dimensional garden structure which comprises a concrete flower pond arranged on an existing floor of a building, a shrub pond and a tree pond are formed in the concrete flower pond in a surrounding mode through light corrosion-resistant materials, and planting soil layers with different thicknesses can be laid in the concrete flower pond, the shrub pond and the tree pond respectively. The thickness of the planting soil required by the growth of various plants is met, so that multi-layer three-dimensional green plants such as lawns, flowers, shrubs, climbing plants and small arbors can be conveniently planted; the drainage hopper is transversely arranged and can be better hidden between the beam grids, and the influence on the lower space effect and the clear height of the existing floor slab is avoided; the water inlet of the drainage hopper is provided with the drainage protective cover, redundant ground water, soil surface water and plant root accumulated water can be rapidly drained into the drainage hopper through the drainage protective cover, and the situation that the plant roots are oxygen deficit and rotten due to the fact that soil is too wet is avoided; the automatic micro-irrigation system is used for regularly, quantitatively and automatically supplying water to irrigate the roots of the green plants, and the growth water of various plants is intelligently controlled respectively.

The utility model discloses a layered structure of soilless culture, it includes planting pot, is equipped with planting matrix and water absorption rope in the planting pot, plants are planted in the planting matrix, and the water supply liquid is transported to the planting matrix through the water absorption rope, the planting matrix is divided and has a plurality of areas, and plants are planted in the planting layer, and the water absorption rope is arranged in the water saturation layer. The utility model realizes efficient water supply, and the water supply liquid is accurately transported to the water saturation layer through the water absorption rope, and in combination with layered design, the water saturation layer, planting layer and moisture retaining layer realize water gradient distribution, satisfy the demand of different growth stages of plants, avoid root waterlogging or drought, and the water saturation layer, planting layer and moisture retaining layer combination, give consideration to water conservation, ventilation and nutrient supply.

This application provides an anesthesia endoscopy mouth pad, relating to the field of medical devices. The anesthesia endoscopy mouth pad includes a mouth pad body and a strap; the mouth pad body includes an occlusal portion, a connecting portion, and a tongue depressor portion. The occlusal portion has a communicating channel, and one end of the occlusal portion is connected to the tongue depressor portion; the tongue depressor portion gradually curves away from the axis of the communicating channel from the proximal end to the distal end, and its width gradually decreases; the connecting portion surrounds the outer periphery of the occlusal portion and is connected to the outer wall of the end of the occlusal portion away from the tongue depressor portion, and the connecting portion is detachably connected to the strap. The anesthesia endoscopy mouth pad provided by this application solves the technical problem of poor effectiveness and decreased oxygen saturation in existing endoscopy techniques.

The utility model belongs to the technical field of medical equipment, and particularly discloses a multifunctional first-aid kit which comprises a box body, a plurality of storage cavities are formed in the upper side of the box body, a box body with the upper side open is connected into each storage cavity in a sliding mode, and the box bodies are used for storing medical drugs and medical instruments; a first-aid cavity is formed in the lower side of the box body, a battery, a negative pressure suction main machine and a sputum storage bottle are stored in the first-aid cavity, the negative pressure suction main machine is connected with the sputum storage bottle, a sputum suction pipe is further connected to the sputum storage bottle, and the battery is connected with the negative pressure suction main machine; a first opening for taking out the sputum suction tube is formed in one side of the box body, and a first plugging assembly for plugging the first opening is arranged at the first opening. According to the technical scheme, the negative pressure suction main machine and the sputum storage bottle are additionally arranged in the first-aid kit, sputum suction can be conducted on a hemoptysis patient in time, and the consequence of respiratory tract blockage is avoided.

The utility model provides an organic fertilizer fermentation device, which belongs to the technical field of organic fertilizer production and comprises a storage barrel, a mounting cover is fixedly mounted on the side wall of the storage barrel, a discharge pipe is mounted on the lower surface of the storage barrel in a communicated manner, and an oxygen injection component is arranged on the other side wall of the storage barrel. A turning assembly is arranged on the inner wall of the mounting cover, and a dredging assembly is arranged on the inner wall of the discharging pipe; according to the organic fertilizer stirring device, the oxygen injection assembly and the stirring assembly are arranged, the driving motor drives the rotating rod to rotate, the scraping plate can rotate on the inner wall of the material storage barrel, the stirring rod is used for stirring organic fertilizer, and the situation of oxygen deficit in the organic fertilizer is avoided; when the rotating rod rotates, the oxygen injection assembly injects oxygen into the organic fertilizer through transmission between the toothed chain wheel and the toothed chain, the oxygen content in the organic fertilizer is increased, the organic fertilizer is fermented more sufficiently, and therefore the fermentation efficiency and quality of the organic fertilizer are improved.

The invention relates to the technical field of medical instruments, and provides a multifunctional soft and hard dual-purpose intubation laryngoscope and a using method thereof.The multifunctional soft and hard dual-purpose intubation laryngoscope comprises a soft lens tube cavity (1), a soft lens tube cavity (2) and a hard lens tube cavity (3), the operating end (2) is provided with a guide wire interface (3) and a functional interface (4); the hard endoscope tube extends into the flexible endoscope tube cavity (1) from the operating end (2), and supports and plastically guides the flexible endoscope tube cavity (1) to lower the tube; the functional tube comprises a probe tube (5) for inserting a camera probe, a guide wire tube (6) which is communicated with the guide wire interface (3) and is used for inserting a guide wire and guiding the guide wire, and an auxiliary tube (7) which is communicated with the functional interface (4) and is used for inserting a suction tube or an oxygen catheter; and the operation end (2) is provided with a display screen (8) connected with the camera probe. The suction tube is communicated front and back, can suck secretions in the cavity of a patient, can also be used for supplying oxygen, and keeps the oxygen saturation of the patient during tracheal intubation.

The invention relates to multifunctional medical composite sponge and a preparation method and application thereof, and belongs to the technical field of biological medicine. The preparation method comprises the following steps: adding a first silk fibroin solution and ethanol into a first mixed solution, washing, and freeze-drying to obtain silk fibroin microspheres; the first mixed solution is obtained by dissolving calcium ascorbate and ascorbic acid in water; adding the silk fibroin microspheres into the protamine solution, stirring, standing, centrifuging and freeze-drying to obtain compound protein microspheres; after the second mixed solution is balanced at a low temperature, adding a cross-linking agent and the compound protein microspheres to carry out oscillation cross-linking reaction, and freeze-drying to obtain the multifunctional medical compound sponge. The second mixed solution is obtained by mixing a second silk fibroin solution, a wool keratin solution and a sodium hyaluronate solution. The sponge can initiate hemostasis cascade reaction while absorbing liquid for a long time and resisting bacteria and diminishing inflammation, realizes multiple hemostasis and has the potential of promoting wound healing.

The utility model relates to moxa treatment technical field more specifically, relate to a kind of calabash moxa device, including base, set up on the base dust screen, set up on the dust screen calabash body, further include with the base sliding connection lifting piece, and for fixing the fixing assembly of lifting piece, dust screen is set on lifting piece, and fixing assembly is respectively connected with lifting piece and base. By setting dust screen on lifting piece, then the height of dust screen can be adjusted by lifting piece, and then the distance between moxa stick and patient skin is adjusted, so that medical staff can adjust moxa temperature according to different situation of different patients, improve moxa treatment effect.

The utility model provides an adjustable hammock and tent, the hammock comprises a hammock body, the end part of the hammock body is provided with at least one fixing ring; the end of the connecting rope is connected to the end of the hammock body, the middle of the connecting rope is connected with the fixing ring, two adjusting areas are defined by the connecting rope and the end of the hammock body, and at least two hanging rings are arranged on the connecting rope; the hammock comprises a hammock body and a fixing structure, the fixing structure is used for connecting the connecting rope with an external object so as to fix the hammock, the tent comprises the hammock, the tent can shield sun and rain for a user, and the hammock can enhance the strength and flatness of the hammock body and improve the comfort of the user on the hammock.

The utility model discloses a fresh air type pet drying box which comprises a box body provided with a containing cavity with a forward opening, a box door is arranged on the front side of the box body, and the containing cavity is provided with a first air opening and a second air opening in a communicating mode. The exhaust structure is arranged on the box body, located at the first air opening and used for exhausting air in the containing cavity; the air supply structure is arranged on the box body and communicates with the second air opening and the outside of the box body; and the heating piece is arranged on the air supply structure. According to the structure, in the pet drying process, wet air in the containing cavity can be exhausted through the exhaust structure, negative pressure is generated in the containing cavity, under the action of pressure difference, external air flows into the containing cavity through the air supply structure, and the air is heated through the heating piece so that fresh hot air can be conveyed into the containing cavity; therefore, it is ensured that the containing cavity is filled with fresh hot air with low humidity, the situation that the drying efficiency is reduced due to high air humidity can be avoided, oxygen deficit of pets can be avoided, and health of the pets is ensured.

The application relates to the technical field of fruit tree seedling raising, in particular to a fruit tree seedling raising root-limiting container, which comprises a seedling raising container, a non-woven fabric planting inner cylinder and a moisturizing cover body. The seedling raising container is in a cylindrical shape, the bottom of the seedling raising container is provided with a circular-truncated-cone-shaped supporting part, the non-woven fabric planting inner cylinder is arranged in the inside of the seedling raising container and located on the supporting part, the moisturizing cover body is detachably arranged on the top opening of the seedling raising container, and the moisturizing cover body is provided with a seedling passage in the center. A flow guide groove is formed between the supporting part and the sidewall of the seedling raising container, and the supporting part and the sidewall of the flow guide groove are both provided with water seepage holes. The application combines the ventilation at the bottom of the seedling raising container and the moisturizing at the top of the seedling raising container, reduces soil water evaporation, improves water utilization rate, reduces water supplement frequency, guarantees the ventilation at the bottom of the non-woven fabric planting inner cylinder, avoids root system oxygen deficiency and reduces the risk of root rot.

The utility model discloses an oxygenation device for cultivating mystus guttatus in a land-based barrel, and belongs to the technical field of land-based cultivation. Comprising a breeding barrel, an oxygenation assembly is arranged on one side of the breeding barrel, two supporting columns are arranged at the bottom of the breeding barrel, a pollution discharge assembly is arranged at an opening in the bottom of the breeding barrel, a detection probe is arranged on the circumferential inner wall of the breeding barrel, a switch is arranged on the top of the circumferential outer wall of the breeding barrel, and an oxygen generator, a pressurizing water pump and an electromagnetic valve are electrically connected with an external power source through the switch. Pure oxygen produced by the oxygen generator and water entering from the water inlet pipe are fully mixed according to the jet flow principle, the water dissolved oxygen amount is increased, the water oxygen content in the breeding barrel is automatically monitored through the detection probe, and excrement and fish feed residues discharged by the mystus guttatus are collected and cleaned through the sewage discharging assembly. The device is compact and reasonable in structural design, high in intelligent degree, low in energy consumption, low in cost and convenient to clean.

The utility model discloses a nitrogen purification device, which relates to the field of nitrogen purification, and comprises a multi-angle leakage detection support assembly, and the inner surface of the lower end of the multi-angle leakage detection support assembly is provided with a deoxidizing assembly, a cooler, a drying adsorption assembly and a self-inspection type filtering nitrogen removal assembly. According to the nitrogen purification device disclosed by the utility model, through the arrangement of the multi-angle leakage detection supporting assembly, multi-point leakage detection can be carried out on the connecting pipe of the purification device during use, so that nitrogen overflow can be found in time, and positioning and early warning can be carried out on the leakage position of the nitrogen; according to the device, low oxygen in a working environment and equipment damage are avoided, pre-storage purity detection work can be carried out on nitrogen during use through the arranged self-detection type filtering nitrogen removal assembly, backflow secondary purification work can be carried out on substandard gas, the nitrogen purification quality can be guaranteed, and the device is simple in structure, convenient to operate and high in practicability. And the operation is convenient, and a better use prospect is brought.

The utility model relates to the technical field of air duct performance testing, in particular to a Teflon air duct flame retardant test simulation device which comprises a test box and a Teflon air duct, and the test box is used for carrying out a flame retardant test on the Teflon air duct; the combustion mechanism comprises two placement plates fixedly connected to the bottom of the test box, the upper surfaces of the placement plates are attached to the side wall of the Teflon air pipe, the bottom of the test box is fixedly connected with an ignition disc, the upper end of the ignition disc is provided with a fire-jet head, the ignition disc is fixedly connected with a gas pipe, and the gas pipe is fixedly connected with the test box. The middle part of the side wall of the test box is fixedly connected with an oxygen pipe, and the oxygen pipe is provided with a flow control valve. By arranging the combustion mechanism, oxygen can be conveyed into the test box, so that the Teflon air pipe has a good oxygen environment in the combustion process, and the situation that the oxygen deficit phenomenon occurs in the test box after combustion at present, so that the combustion condition of the air pipe under the condition of sufficient oxygen in the use process cannot be simulated is avoided.

The utility model discloses an anti-flying stone safety shed based on mine blasting, and belongs to the technical field of mine safety sheds, the anti-flying stone safety shed comprises a base, an anti-blasting shed body and a lifting platform, the anti-blasting shed body is fixedly connected to the upper surface of the base, the lifting platform is fixedly connected to the upper surface of the base, and a forward and reverse motor is fixedly connected to the interior of the lifting platform. The flying stone prevention safety shed based on mine blasting has the beneficial effects that by arranging the threaded column, the threaded pipe and the protection plate, when people need to protect the observation window, the flying stone prevention safety shed based on mine blasting can protect the observation window through the threaded column, the threaded pipe and the protection plate; people only need to control the forward and reverse motor to operate through the control switch so as to drive the threaded column to rotate, the protective plate is driven to move under the cooperation of the threaded column and the threaded pipe, and after the protective plate shields the observation window, people only need to control the forward and reverse motor to stop operating through the control switch so as to achieve the purpose of protecting the observation window.

The invention relates to the technical field of medical devices, and discloses a medical humidifying sputum suction device which comprises a catheter body, a fixing assembly is arranged on the outer wall of the catheter body, a collecting box is fixedly connected to the outer wall of one end of the catheter body, and an adjusting assembly is arranged on the outer wall of the other end of the catheter body. A first sputum suction tube, a first infusion tube and a breathing tube are arranged on the inner wall of the catheter body, a switch valve is fixedly connected to the inner wall of the lower side of the collecting box, a second one-way valve is fixedly connected to the communicating position of the catheter body and the inner wall of the breathing tube, and a sealing ring is fixedly connected to the attaching position of the outer wall of the catheter body and the adjusting assembly. The fixing assembly, the collecting box and the adjusting assembly are installed on the outer wall of the catheter body, the first sputum suction tube, the first infusion tube and the breathing tube on the inner wall of the catheter body are in butt joint with the inner wall of the collecting box, and the breathing tube can stably supply oxygen while liquid can be effectively prevented from flowing back through cooperation of the first one-way valve and the switch valve.

The invention belongs to the technical field of aquaculture, and discloses a large-scale breeding system for flower shrimp seedlings, comprising the following steps: S1: a breeding system: a modular design is adopted, a breeding box is used for breeding flower shrimps, and the volume can be adjusted according to the breeding scale; S2: a water quality monitoring and regulating system: real-time monitoring of water quality, and regulation through an automatic water quality regulating system; S3: an oxygenation system: an aerator is used to improve the solubility of oxygen in water; S4: a feeding system: a feed feeding machine is used to feed feeds at regular intervals and in fixed quantities; the aeration position inside the breeding box can be adjusted so that the aeration position can be at different depths and different positions inside the breeding box, so that the aeration inside the breeding box is uniform, and the phenomenon of large-scale shrimp seedlings gathering is prevented, thereby preventing the shrimp seedlings from being hypoxic and dying due to collision due to the gathering, thereby improving the survival rate of the shrimp seedlings.

The present application discloses a primate radio frequency coil device for a clinical ultra-high field magnetic resonance system, comprising: an animal fixing seat for fixing the animal to be tested, a helmet-type receiving coil support shell connected to the action fixing seat through a universal connecting rod and capable of being worn on the head of the animal to be tested, a radio frequency receiving coil arranged in the receiving coil support shell, a transmitting coil support shell connected to the action fixing seat through a universal connecting rod and having a circular ring structure, and a radio frequency transmitting coil arranged in the transmitting coil support shell. The position and angle of the radio frequency transmitting coil and the radio frequency receiving coil in the device can be easily adjusted as needed, so that the region of interest is in the position with the best uniformity of the transmitting field, solving the problem of inherent non-uniformity of the radio frequency transmitting field in clinical ultra-high field magnetic resonance imaging applications, and effectively improving the accuracy of medical images in the region of interest.

The utility model is suitable for the technical field of fireproof blankets, and provides a wearable survival fireproof blanket which comprises a fireproof blanket jacket capable of protecting the trunk of a human body, a fireproof mask capable of protecting the face of the human body, fireproof blanket trousers capable of protecting the legs of the human body and fireproof blanket boots capable of protecting the feet of the human body. The fireproof blanket jacket is provided with a mask installation part connected with the fireproof mask, and the upper portion of the fireproof blanket trousers is provided with a set of upper locking rings connected with the fireproof blanket jacket. The device solves the problems that a wearable fireproof blanket cannot fully protect four limbs of a human body, the probability that the four limbs are burnt exists when a fire disaster occurs, and oxygen deficit is caused when the human body is located in a closed space of a mask for a long time when the face is protected through the mask, and achieves the effects that the overall sealing performance of the fireproof blanket is good, and the safety is high. And meanwhile, an air storage space is arranged, so that oxygen deficit caused by long-time use is avoided.