281 results about "Oxygen concentrator" patented technology

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.

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.

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.

1. The name of the product under this design: oxygen concentrator. 2. Purpose of this design product: used to produce oxygen. 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: Stereoscopic drawing 1.

The invention relates to the field of oxygenerator production and processing, in particular to a suspension bracket for oxygenerator shell spraying. The suspension bracket for spraying the shell of the oxygen generator comprises a base frame, an adjusting mechanism and a plurality of groups of supporting mechanisms, the adjusting mechanism is composed of a rotation driving assembly, a transverse movement driving assembly and a detachable installation end base. The plurality of groups of supporting mechanisms are annularly distributed and are all mounted on the two groups of detachable mounting end seats, and each supporting mechanism comprises a supporting plate which is in contact with and extrudes a shell of the oxygen generator. According to the suspension bracket for spraying the shell of the oxygen generator, the adjusting mechanism and the supporting mechanism are matched with each other, positioning of the shell can be achieved, meanwhile, the shell can be driven to turn over, the machining face of the shell can be adjusted, and the machining efficiency is greatly improved; meanwhile, the using number of the supporting mechanisms is adjustable so as to adapt to shells of different models.

This utility model discloses a noise reduction device for an oxygen concentrator, belonging to the field of oxygen concentrator technology. It includes an oxygen concentrator body, a connecting pipe externally connected to the body, an exhaust pipe fixedly connected to the bottom end of the connecting pipe, a silencer externally fitted to the exhaust pipe, a fixing ring fixedly connected to the silencer, and a snap-fit ​​structure rotatably connected to the silencer. The snap-fit ​​structure is slidably connected within the fixing ring, and an arc-shaped plate is connected to one side of the snap-fit ​​structure. This utility model, through the arrangement of the silencer, fixing ring, snap-fit ​​structure, arc-shaped plate, and snap-fit ​​plate, and the cooperation between guide grooves, guide rods, and bolts, enables the silencer and exhaust pipe to achieve rapid assembly. The silencer facilitates subsequent noise reduction treatment of the exhaust pipe area, avoiding anxiety or unease for sensitive users due to noise. Furthermore, it facilitates individual replacement or repair of the silencer, thus ensuring the flexibility of the oxygen concentrator body.

This invention discloses a transport device for oxygen concentrators, relating to the field of oxygen concentrator transport technology. The transport device includes a vehicle body and a loading compartment. The loading compartment is mounted on the vehicle body, and a lifting module slide rail is installed at the end of the vehicle body. A lifting slider is mounted on the lifting module slide rail, and a carrying plate is mounted on the lifting slider. Multiple first rotating drums are mounted on the carrying plate, and drive motors are installed on the first rotating drums. The control panel sends electrical signals to control the lifting slider to rise along the lifting module slide rail to the same height as the production line. Simultaneously, the drive motors drive the first rotating drums to rotate away from the production line, moving the products onto the carrying plate. The lifting module slide rail drives the carrying plate lowering component to load the products into the loading compartment. The liftable carrying plate can connect to the ends of production lines at different heights, facilitating product transfer, reducing the need for dedicated handling equipment at the end of the production line, and reducing floor space required.

To provide an oxygen supply system having a function of detecting that a user of an oxygen concentrator forgets to turn off a power source and automatically stopping the power source, and a function of remotely stopping the power source.SOLUTION: An oxygen supply system comprising: a detection unit that detects a state in which an oxygen concentrator is in operation and a user is not inhaling oxygen; and a power-off unit that automatically turns off the power of the oxygen concentrator after a lapse of a certain period of time based on the detection result.SELECTED DRAWING: Figure 1

To suppress life deterioration of an absorber and improve the stability of oxygen supply, thereby enhancing productivity.SOLUTION: An oxygen concentrator 1 comprises: a compressor 5 for absorbing a gas through a line L1 and applying pressure; an electromagnetic valve V1 for switching the supply destination of the pressurized gas output from the compressor 5; a first absorption part 8A and a second absorption part 8B that receive supply of the pressurized gas from one end side and absorb nitrogen and moisture from the pressurized gas; a feedback line L9 connecting the other end side of the first absorption part 8A and the other end side of the second absorption part 8B; a controller 13 that controls the electromagnetic valve V1, supplies the pressurized gas to one of the first absorption part 8A and the second absorption part 8B, and supplies an oxygen concentrated gas discharged from the absorption part to the other of the first absorption part 8A and the second absorption part 8B via the feedback line L9; and a circulation line L10 for supplying a discharged gas discharged from the other to an absorption side of the compressor 5.SELECTED DRAWING: Figure 1

The present invention relates to the field of ventilation therapy equipment, and discloses an air intake assembly and an oxygen concentrator for ventilation therapy equipment, wherein the air intake assembly has an air intake channel and an ambient air inlet (11) and a purified air outlet respectively connected to both ends of the air intake channel, and a push-flow sound-suppression baffle (31) is provided in at least a portion of the section of the air intake channel to separate a main air intake channel (L1) and a branch air intake channel (L2) in the section, and the push-flow sound-suppression baffle (31) is arranged so that the branch airflow flowing through the branch air intake channel (L2) and the sound waves transmitted back through the branch air intake channel (L2) are both directed toward the direction close to the purified air outlet when they merge into the main air intake channel (L1). The air intake assembly can promote air intake efficiency while preventing the working noise generated by the compressor from being transmitted back to the external environment through the air intake channel, thereby improving the quietness and user experience of the ventilation therapy equipment.

The utility model provides a kind of oxygen concentrator oxygen concentration detection device, belong to oxygen detection technical field, including shunt box;Flow resistance box is equipped on the shunt box one side outer wall;Gear pump is equipped on the flow resistance box upper side outer wall away from shunt box;Detection tube is equipped on the gear pump upper side outer wall away from flow resistance box;Oxygen concentration detector is embedded and fixed in the top of detection tube;Airflow flow direction switching assembly is equipped on the shunt box;Airflow instantaneous flow resistance component is equipped on the flow resistance box;The utility model switches the flow direction of oxygen meeting requirements and abnormal oxygen by airflow flow direction switching assembly, not only convenient for oxygen meeting requirements backflow to oxygen concentrator, but also can use the delivery of gear pump and the storage of airflow temporary storage box, so that oxygen pressurized backflow, oxygen is directly used after detection, and abnormal oxygen detected can also be directly discharged.

The utility model discloses a gentle-tone VPSA oxygen generator, and belongs to the technical field of medical and household oxygen generators. The gentle-tone VPSA oxygen generator comprises a shell, a base, a console, a molecular sieve tank group, a fan cabin, an air compressor cabin, an air inlet silencing assembly and an exhaust silencing assembly. Wherein the shell is provided with an air inlet and a secondary filtering cabin. An outlet of the second-stage filtering cabin is connected with an air inlet silencing assembly through an air inlet pipe, and the air inlet silencing assembly is connected with an air inlet pipeline of the air compressor. And the air compressor is connected with the molecular sieve tank group and the exhaust silencing assembly. In-cover sound insulation cotton is arranged in a cover shell of the air compressor cabin, and in-shell sound insulation cotton is arranged in an outer shell. The air inlet silencing assembly comprises a cover plate, an air inlet silencing shell and air inlet silencing cotton. An air guide pipe is arranged on the cover plate, one side of the air guide pipe is connected with the air inlet pipe, the other side of the air guide pipe extends into the air inlet silencing shell, and a flanging is arranged at the end of an extending pipe section and provided with side holes in the circumferential direction. The noise of the light-tone VPSA oxygen generator can be reduced to 30 decibels or below, and the experience feeling of a user can be improved.

The utility model discloses a hand -held oxygen generator's integrated type air intake subassembly of oxygen generating equipment field, including air flue board, first solenoid valve and second solenoid valve, be equipped with air intake passage, connecting channel and exhaust passage on air flue board, the number of connecting channel is two, is connected with air intake passage and exhaust passage through first solenoid valve and second solenoid valve respectively, when the power of first solenoid valve and second solenoid valve is off, corresponding connecting channel is communicated with air intake passage, when the power is on, corresponding connecting channel is communicated with exhaust passage. The utility model discloses through the structural design to air intake passage, connecting channel and exhaust passage, make two molecular sieve tank share air intake passage and exhaust passage to reduce the air flue number, make the structure more compact and simple, and under the cooperation of solenoid valve and air flue structure, when the equipment is in the closed state, the air intake end of two molecular sieve tanks is cut off with outside through air flue board and solenoid valve, can avoid the problem that molecular sieve inhales the moisture failure.

The oxygen generation system comprises an oxygen generator, a nasal oxygen tube and an oxygen saturation tester, key parameters are collected in real time through the oxygen generator, an ROX index is calculated, the change trend of the ROX index is predicted, an intelligent controller can actively adjust the oxygen flow or give out an early warning, and the oxygen saturation and the inhalation volume of an oxygen uptake person can be automatically adjusted through the oxygen generator, the nasal oxygen tube and the oxygen saturation tester. The dynamic management of the oxygen uptake state is realized; a GRU neural network model is embedded in the intelligent control processor, high-frequency prediction is carried out on the ROX trend, timely intervention can be carried out before deterioration, the slow reaction risk is remarkably reduced, and the treatment safety of high-risk users is improved; a lung function individualized correction mechanism is introduced, and the calculation result of the ROX index is dynamically adjusted by combining the FVC and FEV1 indexes of the user, so that the adaptability of the system in the crowd with limited lung functions is improved, and the real individualized oxygen therapy is realized; the pressure sensor is used for collecting breathing waveforms, filtering and recognition algorithms are combined, abnormal conditions such as apnea and tidal breathing are quickly recognized, and oxygen therapy parameter adjustment is automatically linked.

1. Name of the product in this design: Oxygen generating cup. 2. Purpose of this design: This design is used for oxygen generating cups. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: 3D view 1.

1. Name of the product in this design: Oxygen Concentrator Backpack. 2. Purpose of this design: For placing and carrying an oxygen concentrator. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: 3D view 1.