110 results about "Oxygen equipment" patented technology

The invention discloses a handheld oxygen generator in the field of oxygen generation equipment, which comprises an air pump assembly, an air inlet assembly, an air outlet assembly, molecular sieve tanks and an oxygen storage tank, a pressure preparation gas tank is arranged on a gas path structure between the two molecular sieve tanks and the oxygen storage tank, and oxygen-enriched gas adsorbed by the molecular sieve tanks firstly enters the pressure preparation gas tank to be stored and then enters the pressure preparation gas tank to be stored; and after the gas in the pressure preparation gas tank reaches the required pressure, the gas enters the oxygen storage tank. In the oxygen production process, gas can generate standby pressure in the standby pressure gas tank, so that the pressure of the molecular sieve tank is kept in a high-pressure range, the adsorption capacity of the molecular sieve on nitrogen in air is improved, the oxygen content of the oxygen production gas is improved, and the oxygen production amount can still be met under the condition that the filling amount of the molecular sieve is reduced; therefore, the sizes of the molecular sieve tank and the whole oxygen generator are reduced. In addition, oxygen is collected through the pressure preparation gas tank, oxygen is conveyed to the oxygen storage tank after certain pressure preparation is achieved, oxygen in the oxygen storage tank can be promoted to be collected, the pressure is increased, and the oxygen output requirement in the oxygen using state is met.

The invention provides a vehicle-mounted oxygen supply system, a control method and a vehicle, an electronic control unit of the vehicle is respectively connected with an environment sensing module, a vehicle-mounted oxygen production device, an emergency oxygen production device and an oxygen supply terminal module, an oxygen outlet end of the vehicle-mounted oxygen production device is connected with the oxygen supply terminal module through a pipeline, the vehicle-mounted oxygen production device adopts a physical oxygen source, and the emergency oxygen production device adopts an emergency oxygen source. The emergency oxygen generation equipment adopts a physical oxygen source and / or a chemical oxygen source, and the vehicle-mounted oxygen generation equipment can be controlled to supply oxygen through the oxygen supply terminal module and / or the emergency oxygen generation equipment can be controlled to supply oxygen through the electronic control unit on the basis of internal and external environment information, collected by the environment sensing module, of the vehicle. The vehicle-mounted oxygen generation system can solve the problems that an existing vehicle-mounted oxygen generation system cannot be used under the power failure condition, the oxygen consumption severely exceeds the oxygen supply amount of the vehicle-mounted oxygen generation system, and oxygen cannot be supplied outdoors in a plateau, and therefore the multi-scene requirement of a user is met.

The utility model discloses a mechanism for quickly replacing an air filter of oxygen production equipment, which belongs to the technical field of air filter replacement mechanisms and comprises an oxygen production equipment body, two connecting bins are fixedly mounted on the oxygen production equipment body, air outlet pipes are connected below the connecting bins, and air inlet pipes are connected to one sides of the connecting bins. According to the mechanism for rapidly replacing the air filter of the oxygen generation equipment, a rotating rod is rotated by screwing a hand wheel, a main gear synchronously drives a plurality of auxiliary gears to rotate, the auxiliary gears drive an insertion rod to rotate, at the moment, a convex block at one end of the insertion rod is staggered with a convex hole, and therefore the connecting end of the air filter and a sealing cover are connected together; the air filter can be pulled out together when the sealing cover is disassembled and pulled, and an inserting rod can be pulled out from a convex hole without operation in the oxygen production equipment body only by reversely rotating a main gear to enable a convex block to be in contact with a first stop block during disassembly and separation, so that a worker can conveniently disassemble and replace the air filter.

The utility model provides a dustproof device for oxygen production equipment, and relates to the technical field of oxygen production equipment, the dustproof device comprises a mounting base and a dustproof net mounted in the middle of the inner side of the mounting base; a dustproof cover is arranged at the outer end of the mounting base, an outer plate is arranged at the inlet end of the dustproof cover, first air holes are formed in the middle of the outer plate in an annular array mode, a sealing plate is arranged on the inner end face of the outer plate, second air holes are formed in the middle of the sealing plate in an annular array mode, and a driving motor is arranged in the middle of the bottom end of the sealing plate. According to the utility model, the mounting base and the dustproof cover are arranged, so that the dustproof net can be quickly disassembled and assembled, convenience is provided for replacement and cleaning of the dustproof net, in addition, due to the arrangement of the outer plate and the sealing plate, external air can be isolated or a channel can be opened for circulation according to the running state of the oxygen production equipment, and the oxygen production efficiency is improved. The dustproof net is covered and protected, so that the probability that the dustproof net is blocked by dust is effectively reduced, and the using effect of the dustproof net is enhanced.

The utility model discloses an energy-saving reflux device for medical oxygen generating equipment, which comprises an oxygen generator main body, a compressor is arranged in the oxygen generator main body, the compressor is connected with a primary filtering device through a pipeline, and the primary filtering device is connected with a first adsorption tower and a second adsorption tower through pipelines and is controlled by a three-way valve. Molecular sieves are arranged in the adsorption towers, the first adsorption tower and the second adsorption tower are connected with a buffer tank through pipelines and controlled through a four-way valve, the buffer tank is connected with a finished product pipe, the finished product pipe is connected with a return pipe, the tail end of the return pipe is connected to the fourth end of the four-way valve, and the tail end of the finished product pipe is detachably connected with a filter pipe. A filter element is mounted in the filter pipe, and the finished product pipe is connected with the filter pipe through a clamping sleeve stop valve; the finished product pipe and the filter pipe are connected through the clamping sleeve stop valve, the filter element is convenient to disassemble and replace, the problems of turbulence, energy consumption and large noise in a pipeline in the prior art are solved, and the silencing plate, the buzzer and other devices are additionally arranged on the basis of existing oxygen production equipment, so that the oxygen production equipment is more suitable for a medical environment.

The utility model relates to oxygen production equipment with a multi-stage filtering structure, which comprises a box body, a control panel is arranged on the side wall of one end of the box body, and a preliminary filtering device is arranged on the side wall of the other end of the box body. External air enters the primary filtering device through an air inlet to be filtered and then enters the filtering box through an air inlet pipe, then under the three-layer filtering effect of the first-stage filtering layer, the second-stage filtering layer and the third-stage filtering layer, the air purity is improved, and the air subjected to multi-stage filtering is compressed through a compressor 10 and then is fed into a molecular sieve adsorption tower 13; the selective adsorption characteristic of a molecular sieve arranged in the molecular sieve adsorption tower 13 on nitrogen and oxygen is utilized, so that high-purity oxygen is separated from air subjected to multi-stage filtration.

The utility model discloses a nitrogen and oxygen making equipment inlet gas uniform distribution device which comprises a uniform distribution cylinder, a mounting plate is fixedly installed on the inner wall of the uniform distribution cylinder, a blower is fixedly installed on the right side face of the mounting plate, a first partition plate is fixedly installed on the inner wall of the uniform distribution cylinder, a second partition plate is fixedly installed on the inner wall of the uniform distribution cylinder, and a first baffle plate and a second baffle plate are fixedly installed on the right side face of the mounting plate. The right side face of the first partition plate fixedly communicates with a plurality of communicating pipes, and the outer surface of each communicating pipe fixedly communicates with an electric air volume adjusting valve. According to the device, through the arrangement of an air blower, a plurality of communicating pipes and a plurality of electric air volume adjusting valves, under the cooperation of a first partition plate and a second partition plate, air can be conveyed through the communicating pipes, and meanwhile the air volume of the air is adjusted and controlled through the electric air volume adjusting valves; and the gas is uniformly discharged into the adsorption tower through the plurality of exhaust heads, so that the problem that the gas flow in the adsorption tower is easily distributed unevenly due to the fact that the gas is directly fed into the adsorption tower through the gas inlet pipe is solved.

1. The name of the design product: portable oxygen generator. 2. The use of the design product: the design product is used as portable oxygen generating equipment. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view.

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.

This invention belongs to the technical field of oxygen generation equipment, specifically relating to an oxygen generation device that facilitates the replacement of molecular sieves. It includes a shell, a molecular sieve tower, and a movable plate. The molecular sieve tower is located inside the shell, and an installation groove is formed on the side wall of the shell at a corresponding position to the molecular sieve tower. The movable plate is located within the installation groove. An outlet pipe is connected to the top cover and fixedly installed on the shell. A first rack is fixedly installed on the sliding rod near the movable plate, and a second rack is fixedly installed on the lower part of the inner side of the movable plate. A gear is rotatably installed between the first and second racks on the shell. Both sides of the outer wall of the cylinder have protruding posts, and a locking claw is fixedly installed inside the movable plate. Its purpose is to allow for the disassembly / installation of the molecular sieve tower and the oxygen generation device by pulling / pressing the movable plate, and to allow for the opening and closing of the cylinder containing the molecular sieve through the detachable installation of the partition, thereby facilitating the replacement of the molecular sieve. The operation is simple and convenient.

The invention relates to the field of aviation equipment tests, in particular to a comprehensive test bed for aviation oxygen equipment. The device comprises a vacuum box, a damping device, a connecting frame, a storage rack and a vibration device, a fixing seat of the damping device is fixedly connected with the inner wall of the vacuum box, a vibration isolation air bag is arranged on the fixing seat and located in a box body, the connecting frame is fixedly connected with the vibration isolation air bag, the storage rack is arranged in the box body and fixedly connected with the connecting frame, and the vibration device is fixedly connected with the connecting frame. And structures such as a damping device and a connecting frame are further limited. The aviation oxygen equipment testing device achieves the effects that the aviation oxygen equipment can be effectively tested, through reasonable arrangement and structural cooperation of the damping device, the vibration influence can be reduced, and the accuracy and stability of the test are improved.

The embodiment of the utility model provides a VPSA (Vacuum Pressure Swing Adsorption) pressure-equalizing control process improved oxygen production equipment device, which comprises an adsorption tower body used for accommodating and supporting an adsorbent used in a VPSA oxygen production process and simultaneously providing a channel for inlet and outlet airflow; the pressure-equalizing gas distributor is connected with the adsorption tower body through a flange and is used for guiding and dispersing gas flow into the adsorption tower, the pressure-equalizing gas distributor is of a sectional structure to optimize a flowing path, and a porous net layer is arranged on the inner surface of the pressure-equalizing gas distributor to promote gas distribution; a steady flow baffle is mounted in the pressure-equalizing gas distributor to reduce turbulent flow; and the gas collecting chamber is arranged at the lower part of the adsorption tower body, is used for collecting the adsorbed high-concentration oxygen, and is hermetically connected with the bottom of the adsorption tower body. Through the scheme of the embodiment of the invention, uniform flowing of gas can be ensured, and pressure drop can be reduced.

The invention belongs to the technical field of oxygen production, and particularly relates to low-pressure variable-pressure oxygen adsorption equipment which comprises an air compressor, a filter, a buffer tank, an oxygen storage tank and two groups of adsorption towers, and each group of adsorption towers is composed of an initial-end adsorption tower and a tail-end adsorption tower which are connected in series. The device further comprises a first valve assembly, a second valve assembly, a third valve assembly, a fourth valve assembly, a fifth valve assembly, a sixth valve assembly, a seventh valve assembly, an eighth valve assembly and a ninth valve assembly. The first valve assembly switches the two initial-end adsorption towers to be communicated with the buffer tank by collecting the same-end pressure difference of the same-end adsorption towers in the two sets of adsorption towers. The two groups of adsorption towers are automatically switched by using the pressure difference of the same ends of the two adsorption towers at the same end in the two groups of adsorption towers, so that the related structure for realizing the automatic switching is simple, and the cost is relatively low.

The invention relates to the technical field of oxygen production equipment, in particular to an efficient airflow distribution device and method for an oxygen production system.The efficient airflow distribution device for the oxygen production system.The efficient airflow distribution device for the oxygen production system.The efficient airflow distribution device comprises an adsorption tank and a rotary table, the adsorption tank is vertically arranged, the rotary table is rotatably arranged in the adsorption tank around the axis of the rotary table, and a plurality of cavities are formed in the adsorption tank; the multiple cavities are located above the rotary disc and spirally arranged upwards, a sieve plate is arranged between every two adjacent cavities in the circumferential direction of the adsorption tank, a first air inlet is formed in the rotary disc, and the first air inlet is communicated with the adjacent cavity of the rotary disc. The sieve plate is arranged between every two adjacent chambers, so that the gas adsorption effect is improved, the gas is mixed again every time the gas enters one chamber, and the subsequent adsorption of the sieve plate is facilitated. And the rotating disc is rotationally arranged, when the first sieve plate through which gas passes is adsorbed and saturated, the rotating disc rotates to enable the first gas inlet to directly introduce gas into the next cavity, and the sieve plate which is adsorbed and saturated is prevented from influencing the flowing speed of the gas.

The invention belongs to the technical field of medical instruments, and particularly relates to a medical oxygen generator adsorption tower capable of preventing molecular sieve pulverization. The invention discloses a medical oxygen generator adsorption tower capable of preventing molecular sieve pulverization, and aims to solve the technical problem of molecular sieve abrasion pulverization caused by high-frequency pressure alternation. The adsorption tower comprises a tower body shell, a molecular sieve filling cavity, a gas inlet and outlet assembly, an internal supporting structure system and a particle motion restraining device, the method is characterized in that through the synergistic effect of an axial constraint spring set, a radial damping gasket array, a bed layer partition plate, a middle elastic limiting ring and a rotational flow rectifier and in combination with a real-time state monitoring module and an intelligent control strategy, disordered movement and stress concentration of molecular sieve particles are effectively inhibited. By adopting the technical scheme, the molecular sieve can be remarkably prevented from being pulverized, the service life is prolonged to 10 years or above, the oxygen purity is stabilized at 93% + / -3%, and the high reliability requirement of medical oxygen production equipment is met.

The utility model relates to the technical field of aquaculture, in particular to an aerator protection mechanism which comprises two floating boats, the lower ends of the two floating boats are fixedly connected with a protection mechanism together, the upper ends of the two floating boats are fixedly connected with two fixing rods together, and the two fixing rods are distributed front and back and are not in contact. A protective cover is fixedly connected to the middles of the upper ends of the two fixing rods jointly, supporting frames are fixedly connected to the left sides and the right sides of the upper ends of the two fixing rods jointly, and a driver is fixedly installed on the lower wall in the protective cover. According to the aerator protection mechanism, the protection mechanism is arranged on the lower portion of the aerator protection mechanism, other parts of the aerator protection mechanism are all located in the protection mechanism, and when the aerator protection mechanism is used in water, a protection net cage in the protection mechanism can separate the other parts in the aerator protection mechanism from sundries and aquatic animals in the water; the situation that the device is damaged and the aquatic animals are injured due to the fact that sundries in water and the aquatic animals touch the rotating propeller during operation of the device is avoided.

The invention provides a portable oxygen generator. When the portable oxygen generator is used, due to the fact that the outer ends of the air pipes are pulled outwards to the target positions, the target positions can be different when the portable oxygen generator is used each time, at the moment, the redundant air pipes can be rolled up and arranged through the rolling-up assembly, and therefore the air pipes are prevented from being knotted and wound with external objects, and meanwhile when the portable oxygen generator is not used, the portable oxygen generator is convenient to use. The rolling assembly can be used for rolling and arranging the air pipe, so that when the oxygen machine is stored, moved and carried, the air pipe can be prevented from being knotted and being wound with external articles; the invention belongs to the technical field of oxygen production equipment.

The invention belongs to the technical field of oxygen production equipment, and particularly relates to a main machine modularized oxygen production system. The oxygen generation system comprises an air compressor, a freezing dryer, an air tank, m ordinary oxygen modules, n pure oxygen modules and a quick connection interface; the quick connection interface comprises an air inlet joint and a common oxygen outlet joint which are arranged on the common oxygen module, and a pure oxygen module air inlet joint and a pure oxygen module air outlet joint which are arranged on the pure oxygen module; an air outlet of the air tank is connected with air inlets of the m ordinary oxygen modules through air inlet joints; pure oxygen outlets of the n pure oxygen modules are connected with an air inlet of an oxygen tank through pure oxygen module air outlet connectors. In the m ordinary oxygen modules and the n pure oxygen modules, ordinary oxygen outlets of the ordinary oxygen modules are connected with pure oxygen module air inlet joints of the pure oxygen modules through ordinary oxygen and pure oxygen connecting pipelines. Main components such as a separation assembly and a pneumatic valve of the oxygen generation system are integrated and modularized, and capacity expansion and assembly are facilitated in the specific using process.

The application discloses a compressed oxygen switch pressure reducer flow automatic detection device, and relates to the technical field of compressed oxygen equipment detection.The device takes the latest national standard of the isolated compressed oxygen self-rescuer as the design basis, and aims to solve the problems of low detection efficiency, large result determination error and dependence on manual operation in the process of detecting the flow of the existing compressed oxygen switch pressure reducer.The device can realize the flow detection of the switch pressure reducer under 20MPa high pressure working condition and 5MPa low pressure working condition through the construction of a multi-channel test gas path, and can automatically complete the classification of the detection results through four channels based on the preset standard, wherein only the products with the flow of 1.5L / min under 20MPa high pressure and the flow of 1.2-1.5L / min under 5MPa low pressure are determined as qualified, and the rest are classified into the unqualified channel.The application realizes the automation of flow detection and sorting, improves the detection accuracy and efficiency, and meets the quality control requirements in the production process of the isolated compressed oxygen self-rescuer.

The invention relates to the related technical field of oxygen generation equipment, in particular to a water removal type air purification oxygen generator and a purification oxygen generation method thereof.The water removal type air purification oxygen generator comprises a mounting frame, a filtering tower and an adsorption tower, the filtering tower and the adsorption tower are arranged on the mounting frame, and the filtering tower is communicated with the adsorption tower; the grease filtering mechanism comprises two filtering tanks fixedly mounted in the filtering tower, adsorption parts are rotatably mounted in the filtering tanks, and a flushing assembly capable of intermittently cleaning grease of the adsorption parts is rotatably arranged in the filtering tower; the channel adjusting part is arranged in the filtering tower; according to the invention, the two filtering tanks are used for filtering alternately, one tank is in a working state, and the other tank is used for flushing, so that gas circulation is always kept in the filtering tower, and grease residues adhered to the surface of an adsorbent and in pores are effectively removed; and the pressure drop or leakage risk caused by grease accumulation is reduced.

The utility model provides medical oxygen generation equipment which comprises a molecular sieve tank, a first separation chamber and a second separation chamber are arranged in the molecular sieve tank, a first molecular sieve membrane is arranged in the first separation chamber, and a second molecular sieve membrane is arranged in the second separation chamber. According to the utility model, gas is introduced along the gas inlet interface, after the gas enters the first molecular sieve membrane, oxygen is adsorbed and separated, and the separated gas enters the inner cavity of the first separation chamber, is introduced into the gas storage chamber through the first exhaust hole, and is finally exhausted through the exhaust interface; by sliding the hollow sliding sleeve, the vent hole in the hollow sliding sleeve is communicated with the second air guide channel, so that air in the inner cavity of the first molecular sieve membrane can be guided into the inner cavity of the second molecular sieve membrane, adsorption separation is performed by the second molecular sieve membrane, frequent disassembly and replacement are avoided, and the service life is greatly prolonged.

This invention relates to the technical field of oxygen generation equipment, and discloses an integrated oxygen generation system with a backflush structure. The system includes a combiner, two molecular sieves fixedly connected below the combiner, a lower end piece fixedly connected to the two molecular sieves, a support rod snapped inside the molecular sieves, and an upper, middle, and lower sleeve slidably connected outside the support rod. The spring force coefficient of the trigger springs connecting these three components gradually decreases from top to bottom. When the upper, middle, and lower sleeves move downwards, they first compress downwards and then interconnect the multiple compartments. Through the upper, middle, and lower sleeves and the trigger springs with different spring force coefficients, segmented compression filling is achieved inside the molecular sieves. The compression force is preferentially applied to the lower compartments. Combined with pressure monitoring equipment, the filling density is controlled to prevent over-compaction and damage to the zeolite particles, ensuring that the zeolite bulk density meets medical standards, improving the adsorption and desorption efficiency of the molecular sieves, and guaranteeing the long-term stable operation of the oxygen generation system.

The present application belongs to the field of aircraft environmental control technology, and relates to an air supply and water removal system of an airborne oxygen generating device. The air supply and water removal system of the airborne oxygen generating device comprises a dryer, a water separator, a two-position three-way electromagnetic valve, a pipeline connecting the two-position three-way electromagnetic valve with the dryer and the water separator outlet, a pipeline connecting the dryer inlet with the water separator outlet, a pipeline connecting the water separator with a heat exchanger, and a pipeline connecting the airborne oxygen generating device with the two-position three-way electromagnetic valve. The present application has the following advantages: 1. The heat regeneration of the dryer can be realized simultaneously during the flight, so that the volume and weight of the dryer are greatly reduced, the dryer can be widely applied to the air supply system of the airborne device, and the maintenance of the dryer is not required during the service life of the dryer; 2. The water removal efficiency can reach more than 99%, so that the moisture content requirement of the air supply of the airborne oxygen generating device is met, and the service life and working reliability of the oxygen concentrator are greatly improved.

This invention provides a power supply circuit and an oxygen generator. The power supply circuit includes an input unit, an input protection unit, and a voltage adjustment module. The input terminals of both the input unit and the input protection unit are connected to the output terminals of the power supply. The output terminals of both the input unit and the input protection unit are connected to the input terminal of the voltage adjustment module, which adjusts the AC voltage output by the power supply to DC voltage. When powered on, the input protection unit is on, and the input unit is off. During normal operation, the input protection unit is off, and the input unit is on. During abnormal operation, both the input protection unit and the input unit are off. This power supply circuit can be protected by the input protection unit, reducing the risk of device damage.

The invention relates to the technical field of oxygen generation equipment, and discloses a modular oxygen generator, which comprises a main frame module, a main support, an oxygen storage tank arranged in the main support, and a control assembly; the compressor module is located on one side of the main support and detachably connected with the main support in a sliding mode through a first detachable structure. The molecular sieve module is positioned on the other side of the main bracket and is detachably connected with the main bracket in a sliding manner through a second dismounting structure; and the battery module is positioned on the lower side of the main bracket and is detachably connected with the main bracket in a sliding manner through a third detachable structure. According to the modularized oxygen generator, through the modularized design, the compressor module, the molecular sieve module and the battery module can be independently mounted and quickly dismounted, so that the independence of each functional module is improved, and the maintenance and replacement operation of the oxygen generator is greatly simplified.

The utility model provides oxygen production equipment capable of being added with essential oil, which comprises an oxygen generator main body used for producing oxygen; the oxygen outlet is formed in the front side surface of the oxygen generator main body; the mounting bin is formed in the front side surface of the oxygen generator main body; the oxygen outlet pipe and the oxygen inlet pipe are arranged in the mounting bin, and the oxygen outlet pipe is communicated with the oxygen outlet; the mounting plates are fixedly connected in the mounting bin, each mounting plate is provided with a flow guide channel, the number of the mounting plates is two, and the flow guide channels of the two mounting plates are communicated with the oxygen outlet pipe and the oxygen inlet pipe respectively; a plurality of connecting pipes are movably arranged between the two mounting plates, and at most one connecting pipe is communicated with the two flow guide channels; the essential oil releasing parts are installed on the peripheral side faces of the connecting pipes, and the essential oil releasing parts installed on the different connecting pipes are different in effect and fragrance. According to the oxygen generator, essential oil can be conveniently replaced, essential oil with different fragrances can be selected according to needs, and the diversified demand capacity of the oxygen generator is improved.

The invention discloses a multi-device cooperative control method of a vehicle-mounted intelligent oxygenation system. The vehicle-mounted intelligent oxygenation system is used for executing the steps that the vehicle-mounted intelligent oxygenation system comprises a vehicle window glass detection sensor, a vehicle body control module, an oxygen generation controller and an oxygen generator; detecting whether the vehicle window glass is completely closed or not by using a vehicle window glass detection sensor, and if the vehicle window glass is not completely closed, controlling the oxygen production flow of an oxygen generator to be increased to a preset oxygen production flow threshold value by using an oxygen production controller; and detecting whether the automobile door opening time exceeds a preset automobile door opening threshold value or not by utilizing an automobile body control module, and if yes, starting a transient pressurizing mode. Through a dynamic altitude compensation mechanism, the oxygen supply stability of the plateau area is remarkably improved, and the problem of oxygen supply efficiency attenuation caused by air pressure reduction of traditional oxygen generation equipment is solved. When car windows and car doors are opened abnormally or air conditioner modes conflict, the oxygen production flow is adjusted in a self-adaptive mode, and it is ensured that the oxygen concentration in a car is continuously within a safety threshold value.

The invention belongs to the technical field of oxygen production equipment, and discloses an indoor self-adaptive dispersion oxygen supply control method and a CFD simulation prediction method.According to the indoor self-adaptive dispersion oxygen supply control method and the CFD simulation prediction method, the oxygen content value of each indoor point in the current environment can be measured, the local oxygen content can be calculated, and the oxygen feeding amount can be calculated according to the target oxygen demand value and the actual space capacity; according to the indoor self-adaptive dispersion oxygen supply CFD simulation prediction method, a simplified model of a house can be constructed by utilizing three-dimensional modeling software, and a CFD control equation, a discretization method and a turbulence model are established; in simulation software ANSYS FLUENT, constructing a boundary condition and a component model of the three-dimensional model; setting solving control parameters, solving an equation and outputting parameters such as oxygen content; parameterizing and correcting the oxygen output, the speed, the oxygen output angle and the oxygen output aperture according to the oxygen concentration distribution condition in the room; a contour surface animation is drawn through post-processing, and the oxygen concentration distribution condition is displayed; by means of the method, indoor self-adaptive oxygen supply and indoor real-time oxygen visual distribution prediction in the high-altitude environment can be achieved.

The application discloses a molecular sieve end cover, a molecular sieve and an oxygen production device. The molecular sieve end cover is provided with a first adsorption tower groove, a second adsorption tower groove and a sound absorbing cavity. The first adsorption tower groove and the second adsorption tower groove are arranged on one side of the molecular sieve end cover. The inside of the molecular sieve end cover is provided with a first gas channel, a second gas channel and a third gas channel. The first gas channel is communicated with the first adsorption tower groove. The second gas channel is communicated with the second adsorption tower groove. The third gas channel is communicated with the sound absorbing cavity. The third gas channel is also communicated with the first gas channel and the second gas channel. Through the above structure, the integration of the end cover is improved, the space is saved, the structure is simplified, and the production cost is reduced.

The invention relates to the technical field of vehicles, and discloses an operation method and device of a vehicle-mounted oxygen production and vehicle-mounted fish tank integrated system, and the system comprises oxygen production equipment and a vehicle-mounted fish tank; the operation method comprises the following steps: acquiring water environment data in a vehicle-mounted fish tank and vehicle-mounted environment data in a current vehicle in real time; based on the water environment data, determining a first total oxygen demand amount required by the vehicle-mounted fish tank in a transportation period; based on the vehicle-mounted environment data, determining a second total oxygen demand adaptive to passengers in the vehicle; and according to a target total oxygen demand obtained by the first total oxygen demand and the second total oxygen demand, determining the oxygen generation power of the oxygen generation equipment, so that the oxygen generation equipment generates oxygen according to the oxygen generation power. According to the technical scheme provided by the invention, double oxygen supply to the vehicle-mounted fish tank and the in-vehicle environment can be realized through real-time data acquisition and analysis.