318 results about "Oxygen concentrator" patented technology

There is provided an aquaculture assembly for generating compressed air and concentrated oxygen. The assembly includes an aeration system. The assembly includes an oxygen concentrator. The assembly includes a compressor operatively connected to both the aeration system and the oxygen concentrator. The compressor selectively directs compressed air to the aeration system, the oxygen concentrator or both the aeration system and the oxygen concentrator. The assembly may include a variable speed engine directly coupled to the compressor. There is also provided oxygen generation system with a fluid-air heat exchanger configured to receive therethrough and cool compressed air. A filtration unit, downstream of the fluid-air exchanger, removes liquid from the compressed air so cooled. An oxygen concentrator, downstream of the filtration unit, includes one or more vessels via which the compressed air is selectively received. Each said vessel includes an adsorbent and a desiccant therewithin.

A treatment device for a liquid may include an air compressor configured to generate compressed air and an air dryer coupled downstream from the air compressor. The treatment device may also include an oxygen concentrator coupled downstream from the air dryer and configured to separate nitrogen and oxygen from the compressed dry air and output the nitrogen to the air dryer. The treatment device may also include an oxygen nanobubble generator coupled downstream from the oxygen concentrator and configured to generate oxygen nanobubbles within the liquid.

A surface water treatment system may include a surface water source and an oxygen nanobubble device. The oxygen nanobubble device may include an air compressor configured to generate compressed air, an air dryer coupled downstream from the air compressor, and an oxygen concentrator coupled downstream from the air dryer. The oxygen nanobubble device may also include a recirculating surface water pump coupled to the surface water source. The oxygen nanobubble device may also include an oxygen nanobubble generator coupled downstream from the recirculating surface water pump and coupled to the oxygen concentrator to generate oxygen nanobubbles within the surface water.

The utility model discloses an oxygen generator air inlet structure and an oxygen generator, and the oxygen generator air inlet structure comprises an air inlet groove arranged on an outer shell of the oxygen generator; the air inlet cover covers the open end of the air inlet groove; the air inlet cavity is defined by the air inlet groove and the air inlet cover; the first filtering piece is arranged in the air inlet cavity; a first air inlet used for leading in external air is formed between the air inlet cover and the groove wall of the air inlet groove in a surrounding mode. And an opening through which gas in the gas inlet cavity flows out is formed in the groove bottom of the gas inlet groove. The air inlet groove and the air inlet cover are arranged, so that a hidden air inlet structure is formed, and the appearance quality of the oxygen generator can be improved; and the air inlet structure is directly arranged in the shell, so that the structure is compact, the occupied space is reduced, and the market competitiveness is improved. The first filtering piece is arranged in the air inlet cavity and used for filtering air flowing in from the outside, dust and other impurities carried in the air are prevented from entering the shell, and the cleanliness of airflow entering the shell is guaranteed.

An irrigation water treatment device may include a housing and an oxygen nanobubble generator carried by the housing and coupled downstream from an irrigation water supply for an irrigation area and having a first pressure. The irrigation water treatment device may include a solid-state oxygen concentrator carried by the housing and supplying an oxygen stream to the oxygen nanobubble generator at a second pressure higher than the first pressure. The irrigation water treatment device may also include a biological additive device carried by the housing for the irrigation water, and an irrigation water outlet carried by the housing and coupled downstream from the oxygen nanobubble generator.

An oxygen nanobubble system may include a liquid source for liquid to be treated with oxygen nanobubbles. The system may also include a field portable oxygen nanobubble device including a portable housing, an air compressor carried by the portable housing and configured to generate compressed air, an air dryer carried by the portable housing and coupled downstream from the air compressor, an oxygen concentrator carried by the portable housing and coupled downstream from the air dryer, and a liquid pump carried by the portable housing and configured to pump liquid from the liquid source. The field portable oxygen nanobubble device may also include an oxygen nanobubble generator carried by the portable housing and coupled downstream from the liquid pump and to the oxygen concentrator to generate oxygen nanobubbles within the liquid.

An irrigation system may include an irrigation water source for an agricultural area and an oxygen nanobubble device. The oxygen nanobubble device may include an air compressor configured to generate compressed air, an air dryer coupled downstream from the air compressor, and an oxygen concentrator coupled downstream from the air dryer. The oxygen concentrator may also include an irrigation water source pump coupled to the irrigation water source, and an oxygen nanobubble generator coupled downstream from the irrigation water source pump and coupled to the oxygen concentrator to generate oxygen nanobubbles within the irrigation water.

An apparatus (1) for producing hyper-oxygenated water comprises a controller (9), an air filter (2), an oxygen concentrator (3), a nanobubble generator (5), a water pump (7), a water reservoir (6), a water filter (8), a delivery element (4), a laser sensor, and an injector part. The oxygen concentrator (3) receives filtered air from the air filter (2) and generates a concentrated flow of oxygen. The nanobubble generator (5) is coupled to the oxygen concentrator (3) to receive the concentrated flow of oxygen. The nanobubble generator (5) is coupled to the water reservoir (6) to receive water. The nanobubble generator (5) generates nanobubbles of oxygen in the water. The delivery element (4) delivers the mixture of nanobubbles of oxygen and water. The laser sensor identifies the luminous flux of the mixture of nanobubbles of oxygen and water to calculate the density of the nanobubbles in the water. Based on the readings from the laser sensor, the controller (9) selectively alters the flow rate of the water and / or the flow rate of the oxygen to alter the dissolved oxygen concentration of the nanobubbles of oxygen in the water.

The invention relates to the technical field of auxiliary medical treatment, in particular to an oxygen generator on-demand pulse oxygen supply control method based on respiratory rhythm perception, and the method comprises the steps: obtaining a plurality of respiratory pressure sequences, and dividing the respiratory pressure sequences into an expiratory phase and an end-expiratory transition section; determining a signal confidence coefficient according to the performance of the expiratory phase and the end-expiratory transition section in the respiratory pressure sequence; a regularization item of physiological rationality constraint is introduced into the regression loss function, and time sequence smooth constraint is applied to a model cell state updating process to obtain an optimized respiratory rhythm prediction model; taking the three-dimensional feature vector as input data of a respiratory rhythm prediction model to obtain an end-expiratory stationary section duration ratio of a next respiratory cycle; and determining a pre-judgment window period from the beginning of inspiration according to the duration proportion of the end-expiratory stationary section of the next respiratory cycle, and controlling pulse oxygen supply of the oxygen generator by taking the pre-judgment window period as a pulse trigger countdown parameter of the oxygen generator, thereby realizing accurate synchronization of the oxygen supply action and the inspiration action.

The invention discloses an in-vehicle oxygen control method for a vehicle-mounted oxygen generator, and the method comprises the steps: collecting multi-source data in the operation process of equipment in real time, employing an artificial intelligence model based on a recurrent neural network, fully utilizing the high efficiency and dynamic memory capability of the artificial intelligence model in time series data modeling, building a depth time series incidence relation among the multi-source data, and achieving the in-vehicle oxygen control of the vehicle-mounted oxygen generator. According to the method, accurate prediction of the change trend of the oxygen concentration in the vehicle is achieved, the optimal oxygen generation control instruction is dynamically output in combination with the prediction result, the complex regulation and control requirements caused by sudden environment changes and equipment performance degradation are effectively met, and the accuracy and stability of oxygen concentration control are remarkably improved. According to the scheme, the GRU gating circulation unit prediction control model is deployed on the local small computing platform of the oxygenerator main control unit, real-time reasoning and control decision are independently completed under the condition of no external server or network dependence, the system response delay is greatly reduced, and the system reliability is improved. And meanwhile, the safety, the stability and the environment adaptability of equipment operation are improved.

A concentrated animal feeding operation (CAFO) system may include a CAFO drinking water source and an oxygen nanobubble device. The oxygen nanobubble device may include an air compressor configured to generate compressed air and an air dryer coupled downstream from the air compressor. The oxygen nanobubble device also includes an oxygen concentrator coupled downstream from the air dryer and a CAFO drinking water pump coupled to the CAFO drinking water source. The CAFO system also includes an oxygen nanobubble generator coupled downstream from the CAFO drinking water pump and coupled to the oxygen concentrator to generate oxygen nanobubbles within the CAFO drinking water.

A treatment device for a liquid may include an air compressor configured to generate compressed air and an air dryer coupled downstream from the air compressor. The treatment device may also include an oxygen concentrator coupled downstream from the air dryer and configured to separate nitrogen and oxygen from the compressed dry air and output the nitrogen to the air dryer. The treatment device may also include an oxygen nanobubble generator coupled downstream from the oxygen concentrator and configured to generate oxygen nanobubbles within the liquid.

A surface water treatment system may include a surface water source and an oxygen nanobubble device. The oxygen nanobubble device may include an air compressor configured to generate compressed air, an air dryer coupled downstream from the air compressor, and an oxygen concentrator coupled downstream from the air dryer. The oxygen nanobubble device may also include a recirculating surface water pump coupled to the surface water source. The oxygen nanobubble device may also include an oxygen nanobubble generator coupled downstream from the recirculating surface water pump and coupled to the oxygen concentrator to generate oxygen nanobubbles within the surface water.

A treatment device for a liquid may include an air compressor configured to generate compressed air. The treatment device may also include an oxygen concentrator configured to separate nitrogen and oxygen from the compressed air. The treatment device may also include a nitrogen injector coupled downstream from the oxygen concentrator and configured to inject the nitrogen into the liquid and an oxygen nanobubble generator coupled downstream from the oxygen concentrator and configured to generate oxygen nanobubbles within the liquid.

An oxygen nanobubble system may include a liquid source for liquid to be treated with oxygen nanobubbles. The system may also include a field portable oxygen nanobubble device including a portable housing, an air compressor carried by the portable housing and configured to generate compressed air, an air dryer carried by the portable housing and coupled downstream from the air compressor, an oxygen concentrator carried by the portable housing and coupled downstream from the air dryer, and a liquid pump carried by the portable housing and configured to pump liquid from the liquid source. The field portable oxygen nanobubble device may also include an oxygen nanobubble generator carried by the portable housing and coupled downstream from the liquid pump and to the oxygen concentrator to generate oxygen nanobubbles within the liquid.

An irrigation system may include an irrigation water source for an agricultural area and an oxygen nanobubble device. The oxygen nanobubble device may include an air compressor configured to generate compressed air, an air dryer coupled downstream from the air compressor, and an oxygen concentrator coupled downstream from the air dryer. The oxygen concentrator may also include an irrigation water source pump coupled to the irrigation water source, and an oxygen nanobubble generator coupled downstream from the irrigation water source pump and coupled to the oxygen concentrator to generate oxygen nanobubbles within the irrigation water.

According to the filter convenient to replace and the oxygen generator using the filter, the filter is arranged on a base of the oxygen generator, and the filter comprises a filter box, a filter cover and filter cotton; a box opening of the filter box is fixedly connected with a mounting hole formed in the base in a penetrating manner, and a box body of the filter box extends into the case above the base and is connected with an air inlet pipe and a compressor air inlet pipe; the filter cover is assembled with the box opening, a sealing cavity is formed in the filter cover, the filter cotton is arranged in the sealing cavity and supported by the supporting structure so as to divide the sealing cavity into an upper cavity and a lower cavity, and the two cavities are communicated with the air inlet pipe and the compressor air inlet pipe respectively; the oxygen generator comprises the filter and a battery shell. The filter box is inversely arranged on the base of the oxygen generator, the filter cover and the filter cotton are arranged in the filter box from the lower part of the base, the filter cotton can be replaced only by opening the filter cover from the lower part of the base, the filter cover and a complex structure in the case above the base do not influence each other, the operation is convenient, and the oxygen generator is not easy to damage.

The present invention describes a compact, continuous-flow, high-output (90 litres / minute), oxygen concentrator that operates at low pressures (below 3 bar), provided with filter sets (2) actuated by speed-controlled rotary cells (2.2.1), in combination with a set of small filter tubes (2.3) which provide continuous flow.

An oxygen concentrator includes an adsorption cylinder and a humidifying device. The adsorption cylinder has an adsorbent that selectively adsorbs nitrogen from raw air and generates high-concentration oxygen. The humidifying device humidifies the generated high-concentration oxygen. The humidifying device includes a winding body composed of a humidifying tube that supplies moisture present outside to the high-concentration oxygen flowing through an interior. The winding body is formed by winding the single humidifying tube around a virtual axis.

The present invention relates to a molecular tower and an oxygen concentrator, and relates to the technical field of oxygen concentrators. The molecular tower of the present invention includes a tower body assembly, a drying assembly, and an adsorption assembly; the drying assembly is disposed within the tower body assembly and is used to dry the gas to be separated; the adsorption assembly is disposed within the tower body assembly, surrounds the drying assembly, and is capable of separating the target gas from the gas to be separated. The technical solution disclosed in the present invention can reduce the humidity of the gas to be separated and improve the separation effect.

The medical oxygen generator comprises a machine body, a locking structure is arranged on the outer surface of the machine body, a first protective shell is rotatably connected to the outside of the locking structure, a second protective shell is rotatably connected to the outside of the locking structure, a second connecting plate is fixedly connected to the upper portion of the first protective shell, and the lower portion of the second connecting plate is fixedly connected to the lower portion of the second protective shell. A first connecting plate is fixedly connected to the upper portion of the second protective shell. According to the medical oxygen generator, the first protective shell, the second protective shell, the first connecting plate, the second connecting plate and the clamping structure are arranged, and the first inclined plate, the second inclined plate and the spring are matched, so that the first protective shell and the second protective shell can be quickly assembled; and after the first protective shell and the second protective shell are assembled, the machine body can be protected to a certain extent, the medical oxygen generator is prevented from adsorbing dust and pollutants in air when not in use, the performance of the equipment and the purity of oxygen are guaranteed, and collision in the carrying or storing process is prevented.

The invention discloses a medical intelligent molecular sieve oxygen generator, and relates to the technical field of oxygen generators, the medical intelligent molecular sieve oxygen generator comprises a shell, a first connecting channel, a power supply connecting port, an air compressor, a rotary valve, a molecular sieve cylinder, an oxygen tank, an air pump and a sealing assembly, the first connecting channel is arranged on the outer wall of the shell, and the power supply connecting port is arranged on the outer wall of the shell; an air compressor is installed on the inner wall of the shell, and a rotary valve is installed at one end of the air compressor. A first connecting rod moves to drive a first clamping head to move, the first clamping head moves to drive a first spring to move, the first spring moves to enable the first clamping head to move out of a second opening, a machine door is installed on the outer wall of the shell, a molecular sieve cylinder is moved to move after the machine door is opened, and the molecular sieve cylinder moves to move out of a first clamping groove to be replaced. The molecular sieve barrel and the first clamping groove are sealed through the sealing gasket, and the function that the intelligent molecular sieve oxygen generator can rapidly replace the molecular sieve and shorten the oxygen generation maintenance time is achieved.

The present invention discloses a molecular sieve cartridge assembly and an oxygen concentrator, comprising a first molecular sieve cartridge, a second molecular sieve cartridge, a first air path plate and a second air path plate, the first molecular sieve cartridge having a first air port and a second air port; the second molecular sieve cartridge having a third air port and a fourth air port; the first air path plate is connected to the first air port and the third air port, the first air path plate is provided with an air source port and an exhaust port, the air source port is used to connect to an air intake source, the exhaust port is used to connect to the atmosphere, one of the first air port and the third air port is connected to the air source port, and the other is connected to the exhaust port; the second air path plate is connected to the second air port and the fourth air port, the second air path plate is provided with an oxygen exhaust port, and the second air port, the fourth air port and the oxygen exhaust port are connected to each other. The two molecular sieve cartridges of the present invention are connected through two air path plates, and the on-off between the air ports is controlled to achieve that one of the two molecular sieve cartridges is in a state of adsorbing nitrogen and the other is in a state of desorbing nitrogen. The structure of the present application is simple and reduces costs.

The utility model relates to the technical field of oxygen generators, in particular to a safe connection structure of an oxygen generator, which comprises the oxygen generator, an air pipe is mounted on an air outlet pipe on the oxygen generator, a fastening mechanism is arranged on the oxygen generator, the fastening mechanism is used for fixing the air pipe on the air outlet pipe, and the fastening mechanism comprises a plurality of clamping blocks. The air outlet pipe is provided with a plurality of clamping blocks, the plurality of clamping blocks are distributed in a circumferential array along the center of the air outlet pipe, each clamping block slides on the oxygen generator along the radial direction of the air outlet pipe, and the limiting block is used for limiting the movement of each clamping block so as to enable the clamping blocks to abut against the air pipe. During use, the air pipe is inserted into the air outlet pipe of the oxygen generator, the clamping blocks are manually made to abut against the outer side wall of the air pipe, then the positions of the clamping blocks at the moment are fixed through the limiting blocks, and therefore the air pipe is locked to the air outlet pipe. According to the utility model, the problems of loosening and falling of the connection between the air pipe and the oxygen generator can be effectively prevented, the potential safety hazard is eliminated, and the safety performance of the oxygen generator is improved.

The invention belongs to the technical field of oxygen generation equipment, and provides a humidifying device and an oxygen generator, the humidifying device comprises a humidifying box, a liquid storage cavity, a humidifying cavity, a liquid supply device, a liquid supply device and a liquid supply device, and the humidifying box is provided with a liquid storage cavity and a humidifying cavity; the valve assembly has an opening state and a closing state which can be switched mutually; the control assembly is used for switching the valve assembly from the closed state to the open state when the liquid level in the liquid storage area is smaller than or equal to a first preset value and switching the valve assembly from the open state to the closed state when the liquid level in the liquid storage area is larger than or equal to a second preset value, and the first preset value is smaller than the second preset value; the humidifying assembly can adsorb the humidifying liquid in the humidifying area; the humidifying cavity is provided with a first air inlet and a first air outlet, so that gas to be humidified can enter the humidifying cavity and be humidified by the humidifying assembly. The humidifying device and the oxygen generator provided by the invention are simple in structure and low in noise.

The invention relates to the technical field of oxygen generators, and discloses a self-adaptive safe oxygen generator which comprises an oxygen generator body, the upper surface of the oxygen generator body is fixedly connected with a carrying plate, an operation panel is arranged at the top of the oxygen generator body, the oxygen outlet end of the oxygen generator body communicates with a round pipe, and the end, away from the oxygen generator body, of the round pipe communicates with a mounting pipe; a sealing cover is inserted into the end, away from the circular pipe, of the mounting pipe, a rubber block is fixedly connected to the inner wall of the sealing cover, an inductor is fixedly connected to the surface of the mounting pipe, and a drainage component is arranged in the circular pipe. After the oxygen generator starts to work, a sealing cover on the surface of a mounting tube is taken down, a rubber block is separated from the surface of the mounting tube, an oxygen catheter is inserted into the surface of the mounting tube to be connected with the mounting tube, and oxygen in the oxygen generator can be conveyed to the nasal cavity of a patient through the oxygen catheter at the moment; and the sensor is used for detecting the flow rate of oxygen in the mounting pipe.

This utility model relates to the field of ventilation therapy equipment and discloses an oxygen concentrator that does not require an internal battery. It includes: an adsorption tower with an oxygen outlet; an oxygen tank configured to receive and store oxygen produced by the adsorption tower from the outlet; a control component including a pulse valve located at the oxygen supply end of the oxygen tank, the pulse valve being controlled to open during the user's inhalation and close during exhalation to form a pulsed oxygen supply; and a power connection component configured to connect to an external power source, which serves as the sole power source for the oxygen concentrator. The pulse valve design prevents oxygen waste caused by outputting oxygen during the user's exhalation. Compared to oxygen concentrators that provide continuous oxygen supply, this battery-free oxygen concentrator is smaller and more convenient, effectively mitigating the inconvenience caused by the large size of traditional oxygen concentrators, while maintaining the same amount of oxygen inhaled by the user.

1. The name of the product under this design: Medical molecular sieve oxygen concentrator. 2. Purpose of this design product: used to extract high-purity oxygen from the air. 3. The key point of the design of this product lies in its shape. 4. The picture or photo that best illustrates the design points: three-dimensional picture.

This invention discloses an oxygen concentrator, a multi-data synchronous detection system, and a detection method for measuring the oxygen concentration and gas flow rate on the oxygen delivery pipeline of the oxygen concentrator. The system includes a mounting base, a concentration sensing unit, and a flow sensing unit. The mounting base is installed on the gas delivery pipeline of the oxygen concentrator and includes a main pipeline and a bypass pipeline. The concentration sensing unit is located inside the main pipeline, and the flow sensing unit is located inside the bypass pipeline. The bypass pipeline is located on one side of the main pipeline, allowing gas entering the main pipeline to be diverted to the bypass pipeline. This invention uses two sensors in parallel to reduce measurement errors caused by different detection sequences.