170 results about "Inhaled air" patented technology

The utility model relates to the technical field of medical instruments, and provides an external sputum suction tube assembly structure which is characterized in that the outer surface of a thick tube is fixedly connected with an air outlet tube, the outer surface of the air outlet tube is fixedly connected with a plurality of limiting rods, and the outer surfaces of the limiting rods are movably sleeved with air blocking covers; according to the air blocking device, when the air blocking device is used, after the air bag is extruded, air enters the thick pipe from the breather pipe and then enters the air outlet pipe, after the air is filled in the air outlet pipe, the air blocking cover can slide on the outer surfaces of the limiting rods, the limiting blocks limit the air blocking cover, and the air blocking cover can slide on the outer surfaces of the limiting rods; when the air bag is squeezed and inhales air, the air blocking cover and the magnet attract each other to block the hole of the air outlet pipe, it needs to be indicated that the air blocking cover is made of iron, and after the air outlet pipe is blocked, the thin pipe can suck sputum in the human body into the connecting pipe.

Provided is a diagnostic support program that is possible to display a movement of an area whose shape changes for each respiratory element including all or part of expired air or inspired air.There are provided processing of acquiring a plurality of frame images from a database that stores images, processing of specifying of a cycle of a respiratory element including all or part of expired air or inspired air based on pixels in a specific area in each of the frame images, processing of detecting a lung field based on the cycle of the specified respiratory element, processing of dividing the detected lung field into a plurality of block areas and calculating a change in image in a block area in each of the frame images, processing of Fourier-transforming a change in image in each block area in each of the frame images, processing of extracting a spectrum in a fixed band including a spectrum corresponding to the cycle of the respiratory element, out of a spectrum obtained after the Fourier-transforming, processing of performing inverse Fourier transform on the spectrum extracted from the fixed band, and processing of displaying each of the images after performing the inverse Fourier transform, on a display.

The present disclosure relates generally to breathing apparatuses where inhaled air and exhaled air are separated into different channels to permit a user to inhale fresh air. These devices can optionally filter inhaled air and exhaled air. These devices may include valves to help guide inhaled air and exhaled air to desired locations.

A respiratory ventilator device is described herein. The respiratory ventilator device includes an inhaled air assembly and a pneumatic compressed air assembly. The inhaled air assembly includes an injector diaphragm housing including a flexible silicone rubber diaphragm dividing an interior volume into an inhalation air chamber containing inhalation air and a compressed air chamber for containing compressed air. The pneumatic compressed air assembly operates in a compression phase delivering compressed air into the compressed air chamber to inflate the flexible silicone rubber diaphragm to reduce a volume of the inhalation air chamber and channel the inhalation air to a patient respiratory circuit, and operates in an expansion phase removing compressed air from the compressed air chamber to deflate the flexible silicone rubber diaphragm to increase the volume of the inhalation air chamber and receive the inhalation air from the supply of oxygenated air.

The utility model relates to the field of buildings, in particular to an energy-saving hospital fresh air system based on wind power negative pressure, which comprises a ventilation pipeline provided with an air outlet. The wind power negative pressure system comprises a wind collecting structure; one end with a large opening area of the air collecting structure serves as an air inlet, and the other end with a small opening area serves as an air outlet; the lower side surface of the air outlet end of the air collecting structure is provided with an opening as an air suction port; the lower side surface of the air collecting structure at one end of the air outlet is a horizontal plane at the air suction port; the air suction port is a horizontally arranged opening; the air outlet is communicated with the air suction port; a one-way valve with the conduction direction facing the air suction port is arranged between the air outlet and the air suction port. The wind power negative pressure system further comprises a wind aligning system, and an action executing mechanism of the wind aligning system is in driving connection with the wind collecting structure. The air suction port, on the lower side face of the air outlet, of the air collection structure sucks air to the air outlet of the ventilation pipeline due to negative pressure, air, bacteria and viruses in a hospital are discharged, electric driving is not needed, and electric power is saved.

The invention relates to the technical field of ship air lubrication systems, in particular to a ventilation system and method serving a ship air lubrication system. The system comprises a ventilation system located between an upper deck and a lower deck of a ship, and comprises the following components: a mechanical air supply device used for heat dissipation of an ALS air compressor and ensuring that the ALS air compressor sucks air; the mechanical exhaust device is used for exhausting hot air of the ALS air compressor as soon as possible; and the air quantity balancing device is used for balancing air supply and air exhaust of the ship so as to maintain micro-positive pressure of the ship. The air supply mode and the air exhaust mode are flexibly switched according to seasons, full-speed operation in summer ensures sufficient air supply amount to remove heat, and air is exhausted in time to maintain air circulation; the energy consumption is reduced and the heat dissipation requirement of the equipment is ensured by speed-reducing operation in winter; an air supply outlet is provided with enhanced cooling, a balance ventilator is used for adjusting and maintaining micro-positive pressure, and stable operation of the ALS air compressor is guaranteed in all directions.

A powered air purifying respirator includes: a protective headgear including a face shield; a flexible material configured to seal gaps between an outer frame of the face shield and a head of a user to define a breathing zone; and an airflow system built into the protective headgear, the airflow system including: an air intake filter outside the breathing zone; one or more vents inside the breathing zone; one or more air ducts coupled to the air intake filter and the one or more vents; and a blower coupled to the one or more air ducts, wherein the blower is configured to suction air through the air intake filter to generate filtered air and is further configured to blow the filtered air through the one or more air ducts to direct the filtered air through the one or more vents into the breathing zone.

An oral appliance for the treatment of sleep disorder breathing in a patient has a U shaped appliance body with a front section and two arms. The appliance body has an inner wall and an outer wall, and a web interconnects the inner and outer walls forming an upper dental arch receiving channel. The front section of the body has an air inlet opening for taking in air during inhalation. The oral appliance also has an air outlet member with an air outlet and an air flow passageway connecting the air inlet opening with the air outlet.

The present invention discloses a bistable pulsed air pump and a method for pumping air by the pump. The bistable pulsed air pump includes a steady-state switching device, a lower support plate, a support frame, a first side baffle and a second side baffle. The lower support plate and the steady-state switching device are both installed on the support frame. The steady-state switching device includes a power element, a rotating body, a spring steel strip and an air storage bag. The rotating body can rotate under the drive of the power element. One end of the spring steel strip is fixed to one end of the lower support plate, and the other end is fixed to the rotating body. The spring steel strip is bent. The air storage bag is fixed between the lower support plate and the spring steel strip. The present invention uses the bending deformation of the spring steel strip to pump air and inhale air into the air bag. Since there is a critical position between the two steady states of the spring steel strip, it will deform rapidly under the action of elastic force after passing through the critical position, so as to achieve the effect of pulsed air pumping; in addition, since the present invention can remain standby under the condition of zero power of the power element after the air pumping is completed or the air inhalation is completed.

This product is a ventilation device that is attached to the doors or walls of facilities such as high-voltage power receiving equipment. It draws in air from inside the facility through an intake fan on the front of the enclosure, which is visible inside the facility, and expels the air outside the facility through an exhaust port on the bottom of the enclosure.

The invention relates to appliances for the inhalation of a mixture of air, vapor and particles of an active substance, with a liquid-containing vessel, such as hookahs. A novel method of heating a medium releases an active substance, which produces a mixture of air, vapor and particles of an active substance without combustion. A medium is heated, releasing particles of an active substance, for the inhalation of a mixture of air, vapor and particles of an active substance. The appliance includes a cartridge containing the medium, air entering the inhalation appliance is heated to a temperature of up to 400° C., then is passed around the cartridge and through the medium. A vaporization module for carrying out the method, a cartridge for a medium that releases particles of an active substance, and an appliance for the inhalation of a mixture of air, vapor and particles of an active substance.

The application discloses a foaming injection device, a foaming device and a foaming toilet. The foaming injection device comprises a foaming injection body, which is provided with a foaming cavity, an air suction port, an acceleration hole and a foam injection port connected with the foaming cavity. The foaming solution is accelerated into the foaming cavity of the foaming injection body through the acceleration hole, so that the foaming cavity of the foaming injection body generates negative pressure and air is sucked in through the air suction port. The air is mixed with the foaming solution to generate foam. The foaming injection device of the application utilizes the Venturi effect to generate negative pressure and automatically suck in air, so that the air and the liquid are mixed to generate foam. Therefore, the foaming injection device has the advantages of simple structure, small volume, convenient installation, low cost and high foaming efficiency.

The invention discloses trachea cannula balloon air pressure monitoring and adjusting equipment and an air pressure monitoring and adjusting method, and relates to the field of trachea cannula equipment. The reciprocating driving assembly drives the piston to reciprocate in the air pressure pipe, when the piston moves towards the outer side end of the air pressure pipe, the piston can suck outside air into the air pressure pipe through the one-way air inlet valve, when the piston moves towards the inner side end of the air pressure pipe, the piston conveys the sucked air to the balloon through the one-way air outlet valve and the air guide pipe, and reciprocating is conducted in this way; the piston is driven to reciprocate in the pneumatic tube to continuously inflate the balloon, so that the balloon is gradually bulged and flexibly supported in the trachea, the cannula is positioned, meanwhile, the air pressure in the tube and the balloon is monitored through the air pressure monitoring mechanism, and when it is monitored that the air pressure value reaches a preset value, inflation is stopped. Therefore, the inflation pressure of the balloon can be accurately controlled through the cooperation of automatic inflation and air pressure monitoring, and the comfort and the stability of tracheal intubation are improved.

The utility model discloses an external breathing assembly for controlling inhaled air according to a breathing state. The external breathing assembly comprises a detection control unit and a breathing unit, the detection control unit comprises a breathing sensor, a switching valve and a control module, and the breathing sensor is used for detecting the expiration or inspiration state in the breathing unit; the switching valve is connected with the breathing unit, the switching valve is further provided with an air supply connector used for being externally connected with an air supply unit, and the control module is in communication connection with the breathing sensor and the switching valve and used for controlling the switching valve to act according to the expiration or inspiration state detected by the breathing sensor; by means of the external breathing assembly, the effects of providing gas during inspiration and stopping providing gas during expiration are achieved, various gas inspiration systems can control gas inspiration according to the breathing state, universal applicability is achieved, waste of effective gas is reduced, and the device is particularly suitable for existing atomizers, oxygen inhalation devices and the like.

1. The name of the design product: electric air purification respirator. 2. The use of the design product: the design product is used as an electric air purification respirator, which can be worn on the head of the user to purify the inhaled air. 3. The design points of the design product: in shape. 4. The picture or photo that best shows the design points: perspective view.

The utility model discloses a conveying belt detection device which comprises a supporting frame and a detection device body, the supporting frame is suitable for being erected above a conveying belt, the detection device body is suitable for being arranged on the supporting frame, the detection device is suitable for detecting the conveying belt, and the detection device body comprises a visual detection module and a dust guiding module. The dust guiding module comprises an air inlet, an air outlet and a draught fan, the air inlet is formed in the detection side of the visual detection module, the air outlet is formed in the non-detection side of the visual detection module, the draught fan is suitable for enabling air to enter the air inlet, and the draught fan is suitable for enabling air to exit the air outlet. And the feeding state of the conveying belt can be detected and monitored more clearly and effectively, so that the detection accuracy is improved.

A breathing system that supplies air containing reduced oxygen levels includes a mask, a housing, a valve or other air flow restrictor, and one or more sensors that detect the amount of oxygen present in the system. A user breathes into the mask, after which the air is moved into the housing, and subsequently through an expandable reservoir after which the air can be re-breathed by the user. One or more sensors may be mounted to the user as well as contained within the housing. In the event that the amount of oxygen in the system's recirculated air falls below a predetermined level, the valve may be opened to allow ambient air containing higher levels of oxygen to enter the system. The system may contain a carbon dioxide scrub medium, as well as other filters to maintain desired characteristic of the air within the system.

A device for filtering air for a user comprising a frame formed in a generally oval-shaped band, the band encircling the user's head, with an upper portion above the user's head and a lower portion proximate to and spaced apart from the user's chin, an intake aperture formed in the frame, and an intake air filter covering the intake aperture. The device includes an air mover chamber attached with an air-tight seal to an inside surface of the frame and communicating on one end with the intake air filter and communicating on another end with a filtered air supply inlet inside the device and an air mover disposed within the air mover chamber and configured to draw air through the intake air filter and push air out the filtered air supply inlet. The device also includes an exhaust aperture formed in the frame and an exhaust air filter covering the exhaust aperture. The device further includes a transparent face shield attached with an air-tight seal to a front surface of the frame, the shield providing a space for air between an inside surface of the face shield and the user's face, and a fabric component, at least a portion of which is air impermeable and extends from a back surface of the frame to cover a remaining portion of the user's head and encircle the user's neck.

A device for determining measurement values describing the function of the lungs or the respiratory system of a patient includes a mouthpiece including a tube for introducing respiratory air and for sucking in air, and a gas measurement space. At least one of the following gas sensors is arranged in the gas measurement space: nitrogen monoxide sensor, carbon dioxide sensor, oxygen sensor, carbon monoxide sensor, multi-gas sensor, sensor for volatile organic compounds, alkane sensor, infrared sensor, fiber optic sensor, resistance sensor, and semiconductor sensor. The gas measurement chamber is separated by a closable opening into a first gas measurement chamber and a second gas measurement chamber, the second gas measurement chamber being closed or closable. The closable opening opens a flow path from the first gas measurement chamber into the second gas measurement chamber. A gas sensor is arranged in the second gas measurement chamber.

To provide a waste processing apparatus capable of smoothly processing waste without requiring new underfloor plumbing work when installing a flush toilet indoors.SOLUTION: A waste processing apparatus 100 that receives wastewater discharged from a flush toilet 1 with a wastewater receiver 10 and discharges the received wastewater from the wastewater receiver 10 by suction of a vacuum suction device 2, comprises the wastewater receiver 10 connected to the flush toilet 1 and the vacuum suction device 2 connected to the wastewater receiver 10, wherein the wastewater receiver 10 has an inlet with a check valve connected to the flush toilet 1, an outlet connected to the vacuum suction device 2, and an intake that takes in air during suction by the vacuum suction device 2, and the check valve is in a closed state during suction by the vacuum suction device 2.SELECTED DRAWING: Figure 1

The present invention discloses an air sterilization device with an upward and downward bidirectional suction type diffuser airflow. The upper and lower bidirectional suction type diffusion airflow air sterilization device of the present invention comprises: first and second auxiliary cases having a tubular shape open in directions facing each other, on the sides having first and second air intake ports for drawing air from the outside, first and second pre-filters installed inside the air intake ports for filtering contaminants in the air, and first and second main filters provided in a form that shields the respective open upper and lower surfaces to remove residual contaminants in the air; and a sterilization water supply module comprising a compressor and a sterilization water tank installed inside the first auxiliary case for supplying sterilization water, and first and second spray nozzles respectively installed on one side of the first and second auxiliary cases in directions facing each other for high-pressure spraying of sterilization water. It comprises: first and second main cases connected to one side of each of the first and second auxiliary cases, providing a space in which sterilized water sprayed from the first and second spray nozzles and clean air passing through the first and second pre-filters are mixed and flow in a direction facing each other while forming a vortex; a connecting case connecting the first and second main cases with a part of its side open; and first and second centrifugal blowers installed vertically inside the connecting case, each performing an air intake action on the internal space of the first and second main cases to generate vortex air mixed with sterilized water and discharge it to the side. The upper and lower bidirectional suction type diffusion air sterilization device according to the present invention, configured as described above, has the advantage of enabling purification by rapidly removing contaminated air through the formation of an airflow throughout the entire room. This is achieved by forming airflows that induce the suction of contaminated indoor air from the upper and lower sections, respectively, and simultaneously discharging mixed sterilized air, which is formed by mixing clean air and atomized sterilizing water, through a discharge case positioned in the center. In other words, the present invention generates mixed sterilized air by spraying sterilized water onto clean air that forms a vortex inside the first and second main cases, and forms an airflow that discharges this air into the room through the side of a centrally positioned discharge case, thereby increasing the diffusion efficiency of the sterilized water in the indoor space. Consequently, effective sterilization of various pathogens, including viruses suspended in the air, is possible. Furthermore, effective removal and disinfection of contaminants such as bacteria or microorganisms attached to the inner walls of the indoor space, various items, fixtures, and the clothing of occupants are possible, thereby making the indoor air quality pleasant and maintaining good habitability.

The utility model belongs to the related technical field of respiratory trainers, and particularly relates to a respiratory training device which comprises a training cover, a wearing mechanism and a detection mechanism, the respiratory training device can respectively control inspiration pressure and expiration pressure according to the use requirements of trainees through the arranged training cover, the training accuracy of the trainees is improved, and the training efficiency is improved. By means of the arrangement of the mask shell, special training can be achieved, through the arrangement of the wearing mechanism, the sealing performance of the mask shell attached to the face can be improved, the training precision is improved, carrying is convenient, other activities of trainees during training are not affected, through the arrangement of the detection mechanism, training can be stopped when the trainees have difficulty in breathing, and the training safety is improved; by arranging the protection groove and the protection frame, cross infection of exhaled or inhaled air to other people or the trainee can be effectively avoided, and the cleanliness of the air breathed by the trainee is guaranteed.

The utility model discloses an auxiliary device for training a respiratory function. The auxiliary device mainly comprises a base; the breathing resistance mechanism is arranged on the base, and breathing resistance can be generated in the breathing resistance mechanism; the mouth piece is communicated with the breathing resistance mechanism through a corrugated pipe; the filtering mechanism is connected between the breathing resistance mechanism and the corrugated pipe and is used for purifying air flowing from the breathing resistance mechanism to the corrugated pipe; the supporting mechanism is arranged on the base and located between the breathing resistance mechanism and the mouth piece; wherein the supporting mechanism is provided with a platform for placing the filtering mechanism and a clamp assembly for hanging the mouthpiece; through the functions of purifying sucked air by the filtering mechanism and supporting and hanging the mouthpiece by the supporting mechanism, the technical problems that the training quality is influenced by condensed water drops in the current device for training the respiratory function and dust or other fine particles are easy to adhere to the mouthpiece are solved, the stimulation or infection of the respiratory tract is avoided, and the service life of the respiratory tract is prolonged. And pollution caused by the fact that fine particles adhere to the mouthpiece is avoided.

A hanger device of the present disclosure may comprise a body having at least one opening to allow air to be pulled into the body and at least one discharge port to allow pulled air to be pushed out of the body. A fan module provided inside the body, and a filtering module is disposed over the fan module. A hanging unit extends from a bottom surface of the body. The filtering module may include a dehumidifying filter for absorbing moisture contained in the air drawn in by the fan module; and a shielding plate configured to move in a horizontal direction over an upper surface of the dehumidifying filter to shield at least part of the dehumidifying filter.

To suppress the repeated on / off cycles of the ventilation system. [Solution] An air conditioning system (201) comprising: a ventilation device (1) that takes in air from outside a target space (SP), passes it through a first heat exchanger (22) and supplies it to the target space, and passes air taken in from the target space through a second heat exchanger (12) and exhausts it to the outside of the target space; an air conditioning device (2) that draws in air from the target space, exchanges heat with a refrigerant flowing through a third heat exchanger (83), and blows the air back into the target space; and a control unit (3) that changes a threshold for the ventilation device to perform cooling or heating operation when transitioning from a first operating mode in which the ventilation device is operated alone to a second operating mode in which both the ventilation device and the air conditioning device are operated.

The high-concentration oxygen mask comprises a mask body, an oxygen storage bottle, a ventilation cover, an oxygen catheter, a connector and an inhaler, the ventilation cover is connected with the mask body, one end of the inhaler is connected with the mask body, the connector is connected with the other end of the inhaler, the other end of the connector is detachably connected with the oxygen catheter, and the oxygen catheter is connected with the connector. The other end of the oxygen conveying pipe is detachably connected with an oxygen storage bottle, the oxygen conveying pipe is provided with an emergency oxygen supply assembly capable of automatically sucking in air when oxygen supply is insufficient, and the oxygen conveying pipe is provided with a safety assembly capable of improving oxygen conveying safety. The emergency oxygen supply assembly is arranged so that the oxygen mask can still supply oxygen to a user by inhaling air when enough oxygen cannot be provided, the user is prevented from being suffocated due to oxygen deficit, the safety assembly is arranged to monitor the pressure of oxygen in the oxygen catheter in real time, and the effect of improving the safety performance when the user uses the oxygen mask is achieved.

The invention relates to a dry-powder inhaler comprising: a body (110); a mouthpiece (120); a chamber (111); and a reservoir (10) containing a dose of dry powder and having at least one lateral outlet orifice (11), the reservoir being arranged in the chamber, the diameter of the reservoir being less than the diameter of the chamber, such that the reservoir can move in the chamber; the body having tangential channels (115a-115c) suitable for bringing a flow of inhalation air tangentially into the chamber, thereby causing the reservoir to move orbitally in the chamber during inhalation, the reservoir having at least one internal profile (17a, 17b) for guiding and / or dispersing the powder on expulsion by the flow of inhalation air.

The utility model relates to the technical field of half masks, in particular to an air inlet valve seat for a half mask, which comprises a filter cotton bearing seat for connecting the half mask, an air flowing cavity for air flowing is arranged in the filter cotton bearing seat, and filter cotton and a limiting structure for limiting the filter cotton are arranged in the air flowing cavity. The filter cotton bearing seat is provided with an air suction valve diaphragm used for controlling overall air suction of the device and an air inlet used for sucking air, and the air inlet is communicated with the air flowing cavity. The filter cotton is fixedly limited in the air flowing cavity through the limiting structure, so that when air is sucked into the air inlet, the contact area of the air and the filter cotton is increased, and the utilization rate of the filter cotton is increased.

The present invention belongs to the technical field of ventilation equipment, and discloses a ventilation device for a factory building with a filtering component and its operation method, including an installation cylinder and an exhaust fan fixedly installed in the installation cylinder. A top cover component is fixedly arranged at the top of the installation cylinder, and a filtering part is fixedly sleeved at the top of the installation cylinder. By making the desiccant particles roll fully in the storage frame, cooperating with the effect of the inner conical surface of the storage frame, the inner desiccant particles are continuously pushed, tumbled and slide down. Utilizing the dynamic state of the desiccant particles, and cooperating with guiding the inhaled air into the storage frame through the air suction groove and making it fully contact with the dynamic desiccant particles, the contact effect between the desiccant particles and the inhaled air is greatly improved. Through the action of dynamic movement, the adsorption area is increased, and the dehumidification intensity per unit time is greatly improved, avoiding the situation that the rapidly inhaled humid air flows too fast to be fully dehumidified, and comprehensively improving the dehumidification effect.

The utility model relates to an air film bin pressure maintaining and air heat and humidity processing system, which belongs to the technical field of air film buildings, and comprises a box body, the box body is communicated with the air film buildings, and the box body is divided into an air return section, a heat exchange section, a pressurizing section and an air supply section which are connected in sequence; the air return section is used for sucking outdoor air and air in the air film building; the heat exchange section is used for carrying out heat and humidity treatment on the sucked air; the pressurizing section is used for pressurizing the air subjected to heat and humidity treatment to the air supply section; and the air supply section is used for discharging the air subjected to heat and humidity treatment into the air film building. Good ventilation and temperature and humidity control effects are achieved, a pressure maintaining system and a ventilation air conditioning system are arranged at the same time, and complexity and cost of equipment are reduced.