46 results about "Respiration chamber" patented technology

The invention relates to a device for synchronously recording the metabolism and swimming motion of fish, comprising a sealed water groove, which is connected with a water inlet tube and a water outlet tube, and a flux adjuster mounted on the water inlet tube. The water groove has annular water channel, and a water-flow generating adjusting device for controlling the water flow to flow along the annular water channel in one direction. The sealed water groove is made from transparent material. The camera device is mounted above / beside the sealed breath room. The invention can measure the basic or general metabolism, at different strengths, and record the swimming motion.

The invention is a pollutant aerobic-biodegradation breathing measuring method and device, relating to a method and device for measuring oxygen utilization ratio in the course of processing waste water by aerobes. And the measuring method comprises the steps of: checking dissolved oxygen sensor, keeping temperature of water tank constant, putting in microbial mixed solution, blending, circulating mixed solution, setting parameters, putting in to-be-measured sample and calculating; and the measuring device comprises water tank, magnetic blending mechanism, aeration mechanism, aeration chamber, breathing chamber, measuring chamber, pH sensor, dissolved oxygen sensor, signal transmit lines, transducer terminal box, computer and oxygen utilization ratio measuring software. And the invention has advantages of less interference, high testing accuracy and frequency, high instrument automation degree, etc. and it is applied to the aspects of city sewage composition characterization, inlet water toxicity detection, evaluation and early- warning in sewage factory, process control and operation management in sewage factory, etc.

The blow-by gas that has flowed from a front-stage breather-chamber inlet (33) into a front-stage breather chamber (28) floats up around a preliminary valve-seat peripheral wall (22) and a preliminary breather-passage peripheral wall (24) and flows from a breather-chamber inlet (21) into a breather chamber (3). When a breather-chamber peripheral wall (12) is removed from a breather-chamber attaching seat (11), a diaphragm valve (16) is attached to the breather-chamber attaching seat (11) and has a valve face (18) seated on a preliminary valve seat (23), and a plug (27) is taken out of a preliminary breather outlet (25), from which a breather pipe (5) is led out, thereby enabling the front-stage breather chamber (28) to be used for a single-stage breather chamber provided with the diaphragm valve (16).

A full-face diving mask includes a mask and a breathing tube. The mask includes an outer frame, a lens housing and a fitting mask. The fitting mask includes a partition plate. The partition plate and the inner surface of the lens housing define an observation chamber on the top and a breathing chamber below. The partition plate includes at least one air intake port to allow inhaled air to be guided and circulated through at least one air intake passageway from the observation chamber toward the breathing chamber. The breathing chamber is further provided with an air compartment partition plate connected to the partition plate to define an air discharge compartment. The air compartment partition plate is provided with at least one air discharge port to allow exhaled air to be guided through at least one air discharge passageway from the air discharge compartment and discharged along the breathing tube.

The invention discloses an active sludge aerobic respiration measuring device capable of being self-examined and corrected and an application method thereof, which belongs to the technical field of sewage treatment. The measuring device comprises an aeration chamber, a respiration chamber, a measuring chamber, a constant-temperature system, a pH control system and a pipeline flow-direction control system. An outlet of the aeration chamber bypasses a peristaltic pump and is sequentially connected with the measuring chamber, an inlet of the respiration chamber, an outlet of the respiration chamber, the other measuring chamber and an inlet of the aeration chamber through the pipeline flow-direction control system to form a circulating loop. The pipeline flow-direction control system consists of four normally open electromagnetic valves, four normally closed electromagnetic valves, a time relay and a connecting pipe and is a key part for the system to achieve the dynamic self examination and correction function of a soluble oxygen sensor. The dissolved oxygen measuring effect can be detected in real time in the running process of a reactor through the pipeline flow-direction control system, the dissolved oxygen measuring valve is verified, the problem that the dissolved oxygen sensor is drifted can be overcome, and the OUR (oxygen utility rate) calculation precision can be improved.

A face mask apparatus is formed with a breathing chamber that provides adjustable warm and humidified air for inhalation. The breathing chamber heats cold air that is breathed in through the face mask during normal breathing, which is worn over the nose and mouth of a person. A temperature gauge monitors temperature for future adjustment of the amount of heat generating current. The air in the chamber is heated for inhalation by a resistive carbon fiber tape. The temperature of the resistive material (and by extension the warm air generated), is regulated / adjusted by increasing or decreasing the current output settings on the power source. Warm and humidified air is produced. The face mask may be part of a balaclava hood or a hat, or to other head gear, or as a stand alone with straps around the head, optionally with an adjustable solar powered battery.

The present disclosure refers to a ventilation device for a battery, particularly to a multifunctional breathing and venting device for a casing of one of a battery submodule, battery module or battery system, such as for an electric vehicle and an energy storage system (ESS). The ventilation device comprising a housing configured for being attached to a vent opening of a battery casing in a sealing manner and comprising at least one lateral wall, a breathable filter separating an interior of the battery casing from a breathing chamber within the housing, a venting membrane separating the breathing chamber from an exterior environment in a gas tight manner, and a breathing sprout fluidly connecting the breathing chamber and the environment and bypassing the venting membrane. The disclosure further relates to a battery comprising such a ventilation device attached to its casing.

The invention relates to a breathing apparatus, which comprises a breathing body of a rigid container, an air bubble, a retaining valve and a water inlet valve; the breathing body is provided with a water inlet and a water outlet; the air bubble is formed by placing a low-boiling-point substance inside a closed flexible container; the breathing body is divided into an upper breathing chamber and a lower water storage chamber, and the breathing chamber is communicated with the water storage chamber through a breathing chamber first water outlet; the water inlet valve is arranged on the upper end of the breathing chamber, the water inlet valve comprises a valve body of a rigid container and syphon pipe and a water inlet pipe, which are arranged inside the valve body, the water absorption end of the syphon pipe is arranged on the bottom part area of the valve body, the water outlet end of the syphon pipe passes through the bottom end of the valve body to be communicated with the breathing chamber, the upper end of the water inlet pipe passes through the top part of the valve body to be connected with the water inlet of the breathing body, the lower end of the water inlet pipe is arranged on the water absorption end of the syphon pipe, the upper part of the valve body is provided with a communication port which is communicated with the breathing chamber, the communication port is higher than the top part of the syphon pipe, and the air bubble is arranged inside the breathing chamber. The breathing apparatus has the advantages that: no power supply is required during the circulation of the cold water and the hot water, so the energy can be saved, and the cost is low.

A face mask has a mask main body, horizontal nose bridge material, vertical shapeable material and two loops. The mask body includes an outer layer formed by panels of breathable material such as fabric, a shapeable nose bridge material and an inner layer formed by panels of breathable material such as fabric, installed with a vertical shapeable material at the central portion. The mask structure has a three dimensional curving profile which creates a larger breathing chamber between the user's face and the mask. The mask's unique profile provides an improved wearing and breathing experience, making it more comfortable than the conventional face masks. Additional layers such as filters can be inserted optionally between the outer layer and inner layer to increase the protection and serve different purposes of use required by the user. The vertical shapeable material can also help secure the position of the inserted layers.

The invention discloses a sputum suction and liquid removal respirator, and belongs to the field of medical equipment. The sputum suction and liquid removal respirator comprises a shell and a sputum suction hose, wherein the interior of the shell is divided into a respiration chamber and a sputum suction chamber through a vertical partition plate; a respirator body is placed in the respiration chamber and communicates with a main connecting pipe through a first connecting pipe; one end of the main connecting pipe is connected with an intubation tube connector on the shell, and the other end ofthe main connecting pipe is connected with a sputum suction pipe connector on the vertical partition plate; the sputum suction pipe connector communicates with the sputum suction hose in the sputum suction chamber; one end of the sputum suction hose stretches into a respiration intubation tube through the sputum suction pipe connector; the main connecting pipe and the intubation tube connector; the other end of the sputum suction hose is connected with a sputum suction machine; and a feeding mechanism is arranged in the sputum suction chamber. The sputum suction and liquid removal respiratorcan automatically conduct sputum suction operation on a patient.

The invention provides a comprehensive internal medicine respiration infusion nursing device which comprises a body, universal wheels and a power chamber. The integrated hollow inside of the body is provided with a cleaning chamber, a respiration chamber and an infusion chamber, a disinfectant cavity is formed in the bottom of the cleaning chamber and connected with a cleaning cavity, a liquid sprayer is arranged at the bottom of the cleaning cavity, a heating layer wraps the periphery of the cleaning cavity, a drug device and an oxygen device are arranged in the respiration chamber, a conveying pump and a hot humidification unit are arranged in the drug device and the oxygen device, a drug cavity and an oxygen cavity are formed in the bottoms of the drug device and the oxygen device, twogas guide pipes are arranged at the tops of the drug cavity and the oxygen cavity, a gas main pipe is arranged on the gas guide pipes and provided with a sprayer held in the mouth, an infusion deviceis arranged at the top of the infusion chamber, and two medicine bottle storage cavities and a medicine storage cavity are formed in the bottom of the infusion chamber. The device has the advantages that the workload of medical staff is relieved, and nursing efficiency is improved.

The invention discloses a fish mouth type laryngeal mask trachea duct capable of performing rinsing with three cavities. The fish mouth type laryngeal mask trachea duct capable of performing rinsing with three cavities comprises a hood body, wherein a respiration chamber which communicates with a respiratory tract and a digestion chamber which communicates with a digestive tract are arranged in the hood body; the digestion chamber is provided with a digestion opening through which the digestion chamber communicates with the digestive tract; the periphery wall of the digestion chamber is gradually contracted from one end away from the digestion opening to the digestion opening; a plurality of protrusions are arranged at the edges of the digestion opening, and can be mutually closed becauseof surrounding extruding pressure in the process that the fish mouth type laryngeal mask trachea duct capable of performing rinsing with three cavities is inserted into the throat part, so that the digestion opening is contracted. Through the adoption of the technical scheme of the fish mouth type laryngeal mask trachea duct capable of performing rinsing with three cavities disclosed by the invention, an opening corresponding to the digestive tract can be quickly and accurately aligned to the digestive tract to be inserted, and the operation time is shortened.

A face mask apparatus is formed with a breathing chamber that provides adjustable warm and humidified air for inhalation. The breathing chamber heats cold air that is breathed in through the face mask during normal breathing, which is worn over the nose and mouth of a person. A temperature gauge monitors temperature for future adjustment of the amount of heat generating current. The air in the chamber is heated for inhalation by a resistive carbon fiber tape. The temperature of the resistive material (and by extension the warm air generated), is regulated / adjusted by increasing or decreasing the current output settings on the power source. Warm and humidified air is produced. The face mask may be part of a balaclava hood or a hat, or to other head gear, or as a stand-alone with straps around the head, optionally with an adjustable solar powered battery.

The invention relates to a protective mask having a mask main body which defines a breathing chamber for receiving the mouth and / or nose of a user, a breathing opening which is fluidically connected to the breathing chamber, and at least one ultraviolet-emitting light source by means of which ultraviolet radiation rays can be applied to the breathing air when the breathing air flows through the fluid connection. A radiation chamber is arranged between the breathing opening and the breathing chamber, and the radiation chamber has a chamber interior space forming at least part of the fluid connection. The light source emitting ultraviolet rays is arranged to at least partially apply ultraviolet rays to the interior space of the chamber.

The invention discloses a soil respiration chamber. The soil respiration chamber comprises a bottom case, supporting plates, supporting legs, a sealed box, a circuit board, a control case, a long shaft, a driven shaft, a travel switch and a blade chamber cavity. When the soil respiration chamber is in use, the bottom case is adjusted to be at an appropriate height relative to the ground, a motor is controlled to rotate so as to make the blade chamber cavity cover a through hole in a right bottom plate, the blade chamber cavity and the soil surface form an airtight space through a soil ring, one end of the soil ring is buried in earth by 2-5 cm, and the other end of the soil ring is closely combined with a U-shaped sealing ring. When gas released by soil is collected, the respiration chamber is closed, a control system with a pump extracts the gas into the control system from one end of a gas inlet of the respiration chamber, then the gas is delivered into a gas analyzer from the control system, the gas analyzer analyzes the gas and then delivers the gas back into a control box, and the gas is delivered back into the respiration chamber through the control box, so that a complete closed cycle of gas extraction, collection and analysis is formed. When the respiration chamber is not use, the motor is controlled to rotate backwards so as to separate the blade chamber cavity from the right bottom plate.

A cushion for a respiratory therapy mask for contacting the face of a user. The cushion has a textile layer and a resilient material bonded to a surface of the textile layer. The resilient material is self-supporting to define a profile of the cushion, and the cushion has an opening for communication with a breathing chamber and delivery of fluid to the user.

A face mask apparatus is formed with a breathing chamber that provides adjustable warm and humidified air for inhalation. The breathing chamber heats cold air that is breathed in through the face mask during normal breathing, which is worn over the nose and mouth of a person. A temperature gauge monitors temperature for future adjustment of the amount of heat generating current. The air in the chamber is heated for inhalation by a resistive carbon fiber tape. The temperature of the resistive material (and by extension the warm air generated), is regulated / adjusted by increasing or decreasing the current output settings on the power source. Warm and humidified air is produced. The face mask may be part of a balaclava hood or a hat, or to other head gear, or as a stand-alone with straps around the head, optionally with an adjustable solar powered battery.

The present invention relates to active respiratory protective face shield systems. More specifically, the present invention is directed to face shield systems comprising a transparent lens having generally open design so to not substantially contact the user's face. The lens configured to cover at least the user's nose and mouth. An input filter system module provides a positive pressure environment to a breathing chamber by the delivery of filtered air. The positive pressure is of sufficient magnitude so to produce an air barrier for substantially preventing environmental contamination, e.g., particulate matter, microorganisms, and the like, from entering the breathing chamber. Alternate embodiments further include an output filter system module for the evacuation and substantial filtration of the user's exhalation air to surrounding environment.

A patient interface for sealed delivery of a flow of air to ameliorate sleep disordered breathing may include: a seal-forming structure to form a pneumatic seal with the entrance to the patient's airways; a positioning and stabilising structure to maintain the seal-forming structure in sealing contact with an area surrounding the entrance to the patient's airways; a plenum chamber pressurised at a pressure above ambient pressure in use; a connection port for the delivery of the flow of breathable gas into the patient interface; and a device positioned within a breathing chamber defined, at least in part, by the seal-forming structure and the plenum chamber, wherein the device divides the breathing chamber into a posterior chamber and an anterior chamber, and wherein the device comprises a plurality of apertures such that turbulence of the air in the posterior chamber is less than turbulence in the air in the anterior chamber.

An active breathing assistance apparatus is disclosed. A simple apparatus includes first, second and third sets of balloons in a base compartment; a compression component on or over the balloons, configured to expel air from the balloons; a tubing network connected to the balloons; a wearable breathing compartment at an outlet of the tubing network; first and second check valves in the tubing network, between the breathing compartment and (i) the third set of balloons and (ii) the first and / or second balloons, respectively; third and fourth check valves between atmospheric air and the first and second balloons, respectively; a cover securing the compression component to the base compartment; and a motion restricting component controlling movement of the compression component. The first and second sets of balloons are between the compression component and the base compartment, and the third set of balloons is between the compression component and the cover.

The invention discloses a numerical control drying maintenance-free transformer respirator. The numerical control drying maintenance-free transformer respirator comprises a box body, and the box bodycomprises a respiration chamber, a heat dissipation chamber and a drying chamber; the respiration chamber is distributed on the upper layer of the box body, the heat dissipation chamber is formed in the left side of the lower layer of the box body, and the drying chamber is formed in the right side of the lower layer of the box body; a fan is rotatably connected with the inner wall of the heat dissipation chamber, a rotation shaft of the fan is fixedly connected with the output shaft of an exterior motor, heat dissipation ports are formed in the front end face of the heat dissipation chamber,and multiple evenly distributed heating tubes are fixedly connected with the inner wall of the drying chamber; a power supply is externally connected with the heating tubes, a through hole is formed in the upper end face of the drying chamber and communicated with the respiration chamber, a filter is fixedly connected with the through hole, a transformer connection tube is communicated with the upper end face of the respiration chamber, up-and-down symmetric sliding groove strips are fixedly connected with the two side inner walls of the transformer tube respectively, and an oil receiving boxis slidably connected with the middle of the upper and lower sliding groove strips. The numerical control drying maintenance-free transformer respirator replaces an old silica gel respirator, reducesthe maintenance cost for replacing silica gel, and removes pollution of waste silica gel to the environment.

Disclosed is a battery ventilation device (10) and, more particularly, a multifunctional breathing and ventilation device applied to a casing of one of a battery sub-module, a battery module, or a battery system, and the ventilation device (10) comprises: a housing (20) attached to a vent opening of a battery casing in a sealing manner and including at least one sidewall (21); an air-permeable filter (30) for separating the interior (91) of the battery casing from a breathing chamber (22) inside the housing (20); a ventilation membrane (40) for separating the breathing chamber (22) from an external environment (92) in an airtight manner; and a breathing part (50) fluidly connecting the breathing chamber (22) to the external environment (92) and bypassing the ventilation membrane (40). Furthermore, disclosed is a battery comprising the ventilation device attached to the battery casing. The ventilation device and the battery comprising the same, according to embodiments of the present disclosure, can be applied to electric vehicles and energy storage system (ESS) battery packs.

The invention is a pollutant aerobic-biodegradation breathing measuring method and device, relating to a method and device for measuring oxygen utilization ratio in the course of processing waste water by aerobes. And the measuring method comprises the steps of: checking dissolved oxygen sensor, keeping temperature of water tank constant, putting in microbial mixed solution, blending, circulating mixed solution, setting parameters, putting in to-be-measured sample and calculating; and the measuring device comprises water tank, magnetic blending mechanism, aeration mechanism, aeration chamber, breathing chamber, measuring chamber, pH sensor, dissolved oxygen sensor, signal transmit lines, transducer terminal box, computer and oxygen utilization ratio measuring software. And the invention has advantages of less interference, high testing accuracy and frequency, high instrument automation degree, etc. and it is applied to the aspects of city sewage composition characterization, inlet water toxicity detection, evaluation and early- warning in sewage factory, process control and operation management in sewage factory, etc.

The invention provides an oxygen consumption rate and choke point measuring device of fishes, and relates to a device for measuring oxygen consumption rate and choke point of the fishes. The invention aims to solve the problems that a special device for measuring the choke point of the fishes is lacked, and the existing oxygen consumption rate and choke point of the fishes cannot be measured in the same device by an iodometry method. A respiratory chamber of the device is of a cylinder structure; a cover plate is arranged at an opening end of the respiratory chamber; a water outlet pipe is arranged on the cover plate; a water outlet valve is formed on the water outlet pipe; an axis, vertical to the cylinder, of a pushing plate is arranged in the respiratory chamber; screw threads are formed at the external surface of a water inlet pipe; one end of the water inlet pipe is fixedly connected with the pushing plate, and the other end of the water inlet pipe is in threaded connection with a nut after penetrating through a closed end of the respiratory chamber; the nuts are in embedded connection with the external wall of the respiratory chamber; a water inlet communicated with the water inlet pipe is formed in the pushing plate; a water inlet valve is formed on the water inlet pipe; one end of a round bar is fixedly connected with the pushing plate, and the other end of the round bar penetrates through the closed end of the respiratory chamber. The device is used for measuring the oxygen consumption rate and choke point of the fishes.

Disclosed is a face mask for filtering inhaled and exhaled air without fogging glasses of the mask wearer by providing superior seal along its upper edge. The mask of the invention also features quick switching between two stable positions on the wearer's face, deployed and stand-by and may be manipulated without touching the filter media. A large breathing chamber of the disclosed mask provides for comfortable wearing without undue touching of the wearer's facial features and for easy breathing by maximizing active filtering area of the filter media. In one preferred embodiment the mask may be constructed as a disposable filter media removably attached to the external frame. In another preferred embodiment a single use disposable mask with a built in wireframe is disclosed.

The invention discloses circulating exhaust shoes. According to the technical scheme, the circulating exhaust shoe is characterized by comprising a decorative outsole, an outsole body, an insole, an insole and an upper, the outsole body is embedded in the upper end of the decorative outsole, the insole and the insole are sequentially arranged at the upper end of the outsole body, a first breathingchamber and a second breathing chamber are formed in the outsole body. The first breathing chamber is communicated with the second breathing chamber through a breathing channel, and breathing blocksare arranged in the first breathing chamber and the second breathing chamber.