81results about How to "Normal breathing" patented technology

The invention belongs to the field of making of tea leaves, and particularly relates to black tea with sweet osmanthus and a scenting method thereof. The black tea with sweet osmanthus comprises the following components in parts by weight: 0.8-1.2 parts of black tea and 0.16-0.24 parts of sweet osmanthus. The scenting method comprises the following steps of: spreading 1 part of black tea and 0.08-0.12 parts of sweet osmanthus layer after layer alternatively to form a tea pile, and standing at the normal temperature till the temperature of the tea pile is 43-47 DEG C; spreading for dissipating heat till the temperature is lowered to 22-24 DEG C, gathering into a pile, and standing at the normal temperature for 6-12 hours; drying at the temperature of 90-92 DEG C, and cooling to obtain primarily-scented tea; adding 0.07-1 part of sweet osmanthus, repeating the previous steps, drying at the temperature of 95-100 DEG C and cooling to obtain secondly-scented tea; and adding the left sweet osmanthus, and mixing to obtain the black tea with sweet osmanthus. The black tea with the sweet osmanthus is prepared manually, so that damages of a mechanical way to nutritional ingredients are avoided, and the natural values of the black tea and the sweet osmanthus are kept.

The invention provides an air filtering mask which comprises a mask body used for isolating outside air from entering the mouth and the nose of a human body and further comprises an active filter connected with the mask body. The mask body comprises an air inlet part and an air outlet part, the air inlet part is connected with the active filter, and the air outlet part is used for exhausting gas breathed out by the human body out of the mask body. The air filtering mask can effectively filter small granules in the air, also has good breathability, and does not affect breathing of a user.

The invention discloses a mask for steam cosmetology. The mask comprises a mask body with the sealed outer edge, wherein the mask body mainly comprises a face mask and a neck mask which is connected into a whole with the face mask; the face mask and the neck mash comprise airtight outer surfaces and inner surfaces with air vents, and an air current cavity is formed between the outer surface and the inner surface; the face mask is provided with eye openings with the sealed edges and a mouth opening with the sealed edge; an air injection pipe is arranged at a connecting part between the face mask and the neck mask. The mask has the advantages that eyes and a mouth are exposed to the outside world due to the eye openings and the mouth opening, so that eyes are not damaged while the normal breathing is ensured; the air injection pipe is connected to a steam generator, after steam flows into the air current cavity, steam is partially in contact with the face and the neck through the air vents of the inner surfaces, the outer surfaces are airtight, the mask body and the edge of the opening are sealed, so that the steam does not leak, moisture is directly and effectively supplemented to skin, and a very good cosmetic result is achieved; the mask is convenient to popularize for use at home and is low in cost.

The invention provides an emergency protective device of operation in confined space. The emergency protective device of operation in the confined space includes a positive pressure type equipment helmet, a gas bomb, a gas delivery conduit, a reducing valve and an air valve. The positive pressure type equipment helmet includes a positive pressure type equipment helmet shell, a face mask, an air detector, a face mask opening and closing device, a gas delivery conduit interface and a control chip, wherein the front of the helmet shell is mechanically connected with the face mask, the opening andclosing device is fixed on the joint of the face mask and the helmet shell, and the control chip is electrically connected with the face mask opening and closing device, the automatic reducing valveof the gas bomb and the air valve. A gas delivery conduit interface is connected with the gas bomb through the gas delivery conduit, air / oxygen in the gas bomb enters into the helmet through the gas delivery conduit. The preparing time for construction work can be effectively reduced by the emergency protective device, workers can be timely and effectively protected in the confined space, and thusinjury by falling objects, hypoxia poisoning and other situations can be avoided, and the risk of construction can be reduced.

The invention discloses a portable continuous intranasal administration device, comprising a round or elliptic administration release frame, a medicine liquor storage bag used for storing medicine liquor and a first catheter used for guiding the medicine liquor from the medicine liquor storage bag to the administration release frame, wherein the medicine liquor storage bag is provided with an open end, and the two ends of the first catheter are respectively connected with the medicine liquor storage bag and the administration release frame. In the invention, the medicine liquor in the medicine liquor storage bag is guided into the administration release frame by the catheter, and is slowly released by a small administration body arranged on the administration release frame, thereby being absorbed by mucosa of the nasal cavity; and meanwhile, the device can control the flow rate and flow velocity of the medicine liquor by virtue of vents formed on the medicine liquor storage bag, thereby having higher medicine liquor utilization rate without influencing the breath and other activities of a user.

The invention discloses a liquid level continuous measuring device which comprises a simulation danger escape cabin, a measuring device and a data processing device. The simulation danger escape cabin is used for generating back pressures after being filled with water; the measuring device is mounted on the simulation danger escape cabin; the measuring device comprises a first watertight connector, the first watertight connector is mounted on a side wall of the simulation danger escape cabin and is sequentially connected with a second watertight connector and a pressure sensor detecting device, and a signal conditioning module is connected onto the pressure sensor detecting device; the data processing device is used for receiving digital signals transmitted by the pressure sensor detecting device and computes pressure difference between a measuring cavity in the pressure sensor detecting device and a reference cavity, so that internal liquid levels of the simulation danger escape cabin can be obtained. The liquid level continuous measuring device has the advantages that the liquid level continuous measuring device is high in measurement precision, is in an integral design, is convenient to mount and brings convenience for connection, the internal liquid levels in environments under the high back pressures can be continuously measured in real time, and pipeline joints or cabin communicating components can be omitted.

The invention discloses a multifunctional plant extract body lotion and a preparation method thereof. The body lotion is prepared from the following components in parts by weight: 6.5-11.5 parts of emollients, 11-22.1 parts of humectants, 1.3-4 parts of emulsifying thickeners, 0-0.4 part of an antioxidant, 30-48 parts of functional components, 0-2 parts of anti-corrosive synergists and 12-51.2 parts of solvents. The body lotion has effects of moisturizing, repairing skin barrier, whitening and the like.

The invention provides an adjustable ICU auxiliary breathing device, and relates to the technical field of medical instruments. The adjustable ICU auxiliary breathing device comprises a support frame;the top end of the support frame is fixedly provided with a control panel; the front end of the control panel is fixedly connected with an air tube; the end, away from the control panel, of the air tube is fixedly connected with a transition tank; the other end of the transition tank communicates with a respirator; and an upper connecting base and a lower connecting base are fixedly installed atthe upper end and the lower end of the transition tank respectively. The adjustable ICU auxiliary breathing device realizes adjustment of the tidal volume by controlling the speed of a motor, is highin adjusting precision and high in response speed, improves the comfort of a patient, can automatically relieve pressure to avoid air pressure injury caused by overlarge tidal volume, and can stir internal air to avoid uneven distribution of air inhaled by the patient and avoid the phenomenon of dyspnea of the patient when a ventilator is abnormally stopped.

The invention discloses a blueberry seedling culture device. The blueberry seedling culture device comprises a seedling culture cylinder and a U-shaped clamping frame, wherein the U-shaped clamping frame comprises a first clamping plate and a second clamping plate, wherein the first clamping plate is connected with the inner wall of the seedling culture cylinder in a sliding mode, and the second clamping plate is connected with the outer wall of the seedling culture cylinder in a sliding mode; a tray is arranged in the seedling culture cylinder, the side wall of the tray is connected with the inner wall of the seedling culture cylinder in a sliding mode, and the bottom end of the first clamping plate is fixedly connected with the tray. After seedling culture is completed by adopting the blueberry seedling culture device, cultured blueberry seedlings can be transplanted together with a soil matrix during seedling transplanting, and in this way root systems of the cultured blueberry seedlings are not damaged.

The purifying system for expiratory gas of respirator includes respirator outlet successively connected gas inlet, pressure balancing device, flow meter, first cleaner, second cleaner and exhaust outlet. The described balancing device is connected with differential pressure meter, in the described first cleaner interior the intensified bromochlorohaine saturated solution is held, and in the described second cleaner interior a kind of high surface area carrier loaded bromochlorohaine granules is held. Said invention can effectively sterilize, disifect and clean the expiratory gas containing all the bacteria or viruses exhaled from respirator, so that it can quickly clean gas.

The invention discloses a normal delivery midwifery device for gynaecology and obstetrics. The device comprises a mounting bottom plate, wherein a limiting frame is fixedly mounted on an upper surface of the mounting bottom plate, a delivery ball is placed on an inner wall of the limiting frame, and a mounting frame is fixedly connected to the front side, opposite to the limiting frame, of an upper surface of the mounting bottom plate; limiting grooves used for limiting foot movement are formed in the positions, corresponding to the lower portions of friction pads, of the upper surface of the mounting bottom plate, telescopic rods are fixedly connected to the left sides and the right sides, corresponding to limiting frames, of the upper surface of the mounting bottom plate, and during pregnancy, a delivery ball is used for conducting up-down squatting movement, so pelvic elasticity of a pregnant woman and fetus descending can be well promoted; under the condition that the fetus stands upside down, rotation of the fetus is facilitated, meanwhile, the pelvic space can be enlarged, and therefore the parturition pain in the parturition process can be relieved, a fetal head of a baby can be helped to descend as soon as possible, pains of a pregnant woman in the parturition process can be relieved, smooth and natural parturition of the pregnant woman can be guaranteed, and the delivery assisting function is achieved.

The invention discloses a pharynx oralis air breather for an anesthesiology department. The pharynx oralis air breather comprises a base. The bottom of the base is provided with trundles. The top of the base is provided with a support pipe. A support column is moveably sheathed in the support pipe, and the top of one side of the support pipe is provided with a locking bolt for fixing the support column through a thread. A top end of the support column is extended to an upper part of the support pipe and fixedly provided with a support plate. Multiple slantwise installed support rods are fixedly connected between the support plate and the support column. The pharynx oralis air breather for the anesthesiology department is capable of conveniently and rapidly enabling sputum in pharynx oralisof a patient to be discharged, as to guarantee normal ventilation and respiration of the patient, and conveying fresh oxygen to the patient for breathing by using a breathing machine, thereby furtherguaranteeing the normal respiration of the patient, in addition, the whole device is convenient for moving, and convenient for height adjustment, so using portability of the whole device is improved.

An obstructive sleep apnea therapy apparatus comprises a radar signal transceiver, a vibrating motor and a power supply. The radar signal transceiver comprises a voltage-controlled oscillator, a transmitting antenna, a receiving antenna, a mixer and a baseband chip. The voltage-controlled oscillator is used for generating pulse signals and transmitting the pulse signals to the transmitting antenna. The transmitting antenna transmits signals to a monitoring target. The receiving antenna is used for receiving echo reflected by the monitoring target and sending the echo to the mixer to be mixed with the pulse signals generated by the voltage-controlled oscillator. The mixed signals are sent to the baseband chip which analyzes respiratory rate and apnea information transmits control commands to the vibrating motor according to obtained signals. The vibrating motor is connected with the baseband chip and is used for stimulating the monitoring target to allow the monitoring target to breathe smoothly. The power supply is used for powering the parts. The obstructive sleep apnea therapy apparatus has the advantages of simple and compact structure, low cost, simplicity in operation, low radiation, wide range of application and the like.

The invention relates to the technical field of lifejackets; it discloses a multifunctional lifejacket, which includes a lifejacket body, and is characterized in that: the shoulder of the lifejacket body is provided with a prompt bar; the lifejacket body is detachably connected with a head protection airbag; The two side plackets of the lifejacket body are detachably connected. This application mainly solves the problem of the single function of the current life jacket.

The invention discloses a portable continuous intranasal administration device, comprising a round or elliptic administration release frame, a medicine liquor storage bag used for storing medicine liquor and a first catheter used for guiding the medicine liquor from the medicine liquor storage bag to the administration release frame, wherein the medicine liquor storage bag is provided with an open end, and the two ends of the first catheter are respectively connected with the medicine liquor storage bag and the administration release frame. In the invention, the medicine liquor in the medicine liquor storage bag is guided into the administration release frame by the catheter, and is slowly released by a small administration body arranged on the administration release frame, thereby being absorbed by mucosa of the nasal cavity; and meanwhile, the device can control the flow rate and flow velocity of the medicine liquor by virtue of vents formed on the medicine liquor storage bag, thereby having higher medicine liquor utilization rate without influencing the breath and other activities of a user.

The present invention is one kind of gauze mask superior to available ones, which can not prevent the damage of waste gas to human body, and has poor air permeability, inconvenience in use, complicated structure and high cost. The gauze mask consists of outer casing of high air permeability cloth made of cotton, nylon, dacron, polypropylene, etc., and inside air filtering package, which includes active particle of active carbon, active white clay, bentone, active pottery clay, etc. and packing material of acrylic fibre, polypropylene, nylong, sponge, cotton and non-woven cloth. The air filtering package may be replaced and has active particle distributed in the density of 0.2-5 g each sq cm. The gauze mask is worn for outgoing in city, in workshop, hospital and public places.

The invention discloses a portable universal life support system for field emergency treatment. The portable universal life support system comprises a life support system host which is quickly positioned on a stretcher through a stretcher fixing device, wherein the life support system host comprises a host shell and an infusion device; a host main bracket is fixedly arranged inside the host shell; a mechanical ventilation module and a breathing module are positioned inside the host main bracket; the mechanical ventilation module is used for providing mixed oxygen for a patient and can avoid the situation that gas exhaled by the patient cannot be discharged; the breathing module is communicated with the mechanical ventilation module, is used for performing breathing treatment on the patient and can ensure that the patient inhales autonomously; a power supply module for supplying power to the whole device is arranged inside the host main bracket; and a system control module is arranged above the host main bracket. According to the portable universal life support system disclosed by the invention, infusion treatment and breathing treatment on the patient can be realized, the patient can be continuously and normally subjected to breathing treatment, and normal breathing of the patient is not influenced even if the device fails.

The invention belongs to the technical field of medical apparatus and instruments, and relates to a postoperative or post-traumatic self-adhesive thoracico-abdominal belt, which comprises a first protective sheet, a second protective sheet and a plurality of first limiting belts, the first bandage and the second bandage are arranged on the back surface of the second protection sheet, one ends of the first bandage and the second bandage are located at the top end of the back surface of the second protection sheet, and the other ends of the first bandage and the second bandage sequentially penetrate through the multiple first limiting belts from bottom to top, then are located at the position, close to the top end, of the front surface of the first protection sheet and intersect when passing through the first protection sheet and the second protection sheet; the adhesion assembly is arranged on the front face of the first protection piece and used for adhering the two ends of the first bandage to the two ends of the second bandage. According to the multi-head thoracic and abdominal belt, the first bandage and the second bandage are arranged in a matched mode, the thoracic and abdominal portion of a patient can be fixed only by pulling the ends of the first bandage and the second bandage, the situation that a traditional multi-head thoracic and abdominal belt needs to be knotted one by one by medical staff is replaced, operation is easy, the working intensity of the medical staff is relieved, and the working efficiency is improved.

The invention provides a protective pharyngeal swab sampling system, and relates to the technical field of medical apparatus and instruments. The protective pharyngeal swab sampling system comprises atransparent mouth and nose mask, a swab and a culture tube, wherein the mouth and nose mask is provided with a sampling hole for the swab to pass through; the swab is sleeved with a flexible cover capable of covering the sampling hole in a sealing manner, and two sides of the sampling hole are provided with fixing belts; an isolation ventilation part and a negative pressure suction part are arranged on the mouth and nose mask; and the negative pressure suction part is connected with a negative pressure generating device through a connecting pipe. The culture tube comprises a tube body, a cutting cover fixed to a tube opening and a sealing cover connected to the cutting cover; the cutting cover comprises a fixed cover and a movable cover; a cutting edge is arranged on the side, facing thefixed cover, of the movable cover; and a cutting groove for allowing the cutting edge to be embedded is formed in the fixed cover. The end, away from the cutting edge, of the movable cover is connected with a pulling device arranged on the outer side of the side wall of the cutting cover; and a return spring is connected between the movable cover and the side wall of the cutting cover. The problemthat in the prior art, medical staff are prone to infection in the throat swab sampling process is solved.

The invention provides a transportable smoke-proof fire extinguishing device, which overcomes the technical problem that no smoke-proof breathing device is arranged in an existing transportable smoke-proof fire extinguishing device. The transportable smoke-proof fire extinguishing device comprises a cart and a fire extinguisher body, and also comprises a box body, which is arranged on the cart or the fire extinguisher body, and is used for placing a smoke-proof breathing device. The smoke-proof breathing device and the fire extinguisher are skillfully combined, so that normal breathing of people facing the fire disaster can be effectively guaranteed during a fire-fighting process; fire can be effectively controlled by people; and people's lives and property can be furthest protected against unnecessary damage.

The invention relates to the technical field of fish culture, in particular to an automatic fish suction injection machine for injecting a pseudobagrus truncatus fish artificial propagation oxytocic.The automatic fish suction injection machine comprises a fish suction pump, a connecting pipe, a connecting part, a clamping mechanism, an injection mechanism, an end control mechanism and a controller, wherein one end of the fish suction pump extends into a fishpond through a hose, and the other end of the fish suction pump is fixedly connected with the connecting part through the connecting pipe; the output end of the connecting part is connected with the input end of the end control mechanism; the working ends of the clamping mechanism are oppositely arranged on the two sides of the connecting part and communicate with the interior of the connecting part; the injection mechanism is arranged at the bottom of the connecting part, and the working end of the injection mechanism is in clearance fit with the connecting part; the output end of the connecting part is connected with the fishpond; and the fish suction pump, the connecting part, the clamping mechanism, the injection mechanismand the end control mechanism are electrically connected with the controller. According to the scheme, automatic injection of the oxytocic for the fish is achieved, the working efficiency is improved,the labor cost is greatly saved, the safety is high, and the fish cannot be hurt.

The invention discloses medicinal moxibustion for a protection tool, a medicinal moxibustion protection tool and a preparation method thereof, and belongs to the technical field of medical care. The protection tool comprises a protection tool body, wherein the protection tool body comprises traditional Chinese medicine powder which is prepared from radix gentianae macrophyllae, notopterygium roots, radix angelicae sinensis, rhizoma arisaematis preparata, cassia twig, bighead atractylodes rhizome, ramulus mori, rhizoma chuanxiong, fructus chaenomelis, bark of Chinese redbud, baked ginger, semensinapis, radix glycyrrhizae preparata, Chinese teasel root, white paeony roots, borneol, radix sileris, radix clematidis, herba taxilli, cortex dictamni dasycarpi, rhizoma cibotii, rhizoma atractylodis, rhizoma coptidis, radix scutellariae, cortex phellodendri, crisped dock roots, radix sophorae flavescentis, herba asari, dried dragon's blood, rhizoma polygoni amplexicaule, garden balsam stems, radix aconiti lateralis praeparata, spatholobus stems, herba lycopodii calvati, pepper, saffron flower, pine twigs and medicinal cyathula roots in parts by mass. Through the wearing of the protection tool body, active ingredients in the traditional Chinese medicine powder enter the human body through the acupuncture point, the skin and the breath and runs to the whole body, so that the pain symptoms such as wind-cold damp pathogen, strain, degenerative hyperosteogeny and blood stasis can be relieved and can be gradually cured.

The invention relates to a life buoy with a respiratory function and a lifesaving device with the life buoy. The life buoy mainly comprises a life buoy body, wherein air storage bags are arranged inside the life buoy body; the air storage bags are respectively connected with air inlet tubes, water outlet tubes and air outlet tubes; guide blocks are arranged inside the air storage bags; guide holes are formed in the guide blocks; sliding rods perpendicular to the axial direction of the life buoy body are positioned inside the guide holes; each end of each sliding rod is respectively fixedly connected with a buoyancy ball; the axes of the air inlet tubes, the sliding rods and the water outlet tubes are overlapped; the other ends of the air inlet tubes and the air outlet tubes are all exposed on the upper surface of the life buoy body; the other ends of the water outlet tubes are exposed on the lower surface of the life buoy body; under the action of external force of the buoyancy balls, the sliding rods move up and down together so as to change the communication states of the air inlet tubes or the water outlet tubes with the air storage bags. The water respirator, namely the life buoy provided by the invention, can flow on water for a long time, air can be provided for a person falling in the water, and thus accident of drowning can be prevented.

The invention provides a wear-conveniently mask, which comprises a mask main body, a sealing part at inside of the mask main body, and an oxygen joint arranged at outside of the mask main body; left and right sides of the mask main body are correspondingly provided with ear belts, and a salient part for breathing conveniently is arranged in the middle part of the mask main body, and the lower partof the mask main body is provided with a fitting part for fitting to a jaw; the sealing part comprises an air bag arranged along the edge of the mask main body, the air sac is connected to a mini type air bottle arranged on the mask main body; the joint of the mini type air bottle and the air sac is provided with a valve for controlling the air discharge of the mini type air bottle. The mask is wearable by patients at ordinary times and is very comfortable to wear; the mask can play the protection effect, effectively reduce the crossing infection among patients, and guarantee the normal breath of the patient. The mask can be immediately changed to be a temporary oxygen supply mask in need, thus patients can be timely rescued.

The invention discloses a critical patient suspended nursing bed. The critical patient suspended nursing bed comprises a bed board, air bags, a headboard, bed legs and pull rods, wherein the bed legsare arranged at four corners of the bed board, the pull rods are arranged at four corners on the upper portion of the bed board, and the pull rods are connected to a ceiling through hinges. A plurality of air bag holes are formed in the bed board, and the air bags are arranged in the air bag holes. The headboard is arranged at the longitudinal end of the bed board through a rotating shaft, the headboard is provided with a water pumping air bag and an air bag pillow, a liquid receiver is arranged on the middle portion of the water pumping air bag, and a water pumping pipe is connected to the lower portion of the liquid receiver. It is ensured that the head of a patient rests on the air bag pillow while resting on the back and the patient is turned over when a respiratory system secretes fluid or the gastrointestinal system has vomit to enable the face of the patient to face the water pumping air bag, at this time, the mouth and nose lie on the liquid receiver, a one-way air valve is arranged on the liquid receiver, and it is ensured that the patient can breathe normally and discharge secretions or the vomit.

The invention relates to a tank truck safe breathing system and a tank truck tank body. The tank truck safe breathing system comprises a breather valve arranged over the tank truck tank body, a through communication pipeline arranged on the tank body, a self-closing valve arranged in the tank body and one or more buoyant valves or gravity valves distributed at different positions in the tank body and communicated with ports, correspondingly formed at the different positions, of the communication pipeline respectively. One end of the breather valve is communicated with the outside of the tank body, and the other end of the breather valve is communicated with the corresponding port of the communication pipeline. The tank truck safe breathing system has the advantages of being safe and efficient in use; especially when a tank truck rolls over in accidents, it can be guaranteed that liquid in the tank truck does not leak outside, the tank truck breathing system normally operates, and various safety and environment protection problems caused by the breathing system are ingeniously avoided. The tank truck safe breathing system can be widely applied to various tank trucks.

The invention discloses environment-friendly energy-saving straw anaerobic fermentation efficient treatment equipment. The equipment structurally comprises a stirring device, an efficient energy-saving motor, a pressurizing and bubble removing device, a fermentation tank machine body, and supporting legs; the supporting legs are welded at the bottom of the fermentation tank machine body. Comparedwith the prior art, the equipment has the beneficial effects that the pressurizing and bubble removing device consisting of the energy-saving motor, a disc, a pressurizing and bubble removing group, ahinge fork, a reciprocating type movable group and a gas exhaust cover is additionally arranged in an existing anaerobic fermentation tank, and bubbles are broken by increasing the internal pressureintensity of the fermentation tank to achieve the purpose of removing the bubbles, so that straws can be prevented from overflowing due to relatively numerous bubbles generated by stirring, the wasteof the straws is avoided, the production capacity is improved, bacteria can normally breathe, the lignocellulose of the straws can be decomposed, the decomposition efficiency is improved, and the fermentation time is shortened.

The invention discloses an expiratory positive pressure nasal / face mask with remote monitoring function. The expiratory positive pressure nasal mask comprises a face mask body, wherein a gas inlet pipe and a gas outlet pipe are arranged on the face mask body; a pressure sensor and a temperature sensor are arranged on the gas outlet pipe; a hypoglossal nerve stimulation device comprises a first processor, a pulse generator and a hypoglossal nerve electrode. An image acquisition device includes a second processor, a power supply module, a camera and a projector. A cloud server receives data sentby the first processor and image information sent by the second processor, and sends the data and the image information to a remote monitoring terminal. As for the expiratory positive pressure nasal / face mask with remote monitoring function, the pressure sensor and the temperature sensor respectively detect pressure data and temperature data of the exhaled gas in the gas outlet pipe. When there is no pressure data or the temperature data remains unchanged, the first processor sends a pulse signal to the hypoglossal nerve electrode through a pulse transmitter to stimulate the jaw tongue muscle. The image acquisition device collects the image information of the front of the expiratory positive pressure nasal / face mask in real time and monitors the image information remotely.

The invention provides a swimming drowning prevention device based on electromagnetic transformation, and relates to the technical field of swimming instruments. The swimming drowning prevention device based on electromagnetic transformation comprises a shell; a bandage is fixedly connected with the left end of the shell; a resistance wire is wound in the shell; an electric shock piece is slidablyconnected with the upper portion of the resistance wire in the shell; a spring is fixedly connected with the left end of the electric shock piece; a piston is fixedly connected with the right end ofthe electric shock piece, and a first magnetic block is fixedly installed at the bottom of the piston. According to the swimming drowning prevention device based on electromagnetic transformation, thedevice can be attached to the surface of the body when being worn, the size is greatly reduced, the influence on swimming is reduced, normal learning of swimming is facilitated, and when a user is drowned, the head of the user can float out of the water surface, the face of the user faces upwards, the user can breathe normally, self rescue is achieved, and the swimming safety is improved.