CN214880210U - Portable emergency oxygen generator - Google Patents

Abstract

The utility model discloses a portable emergency oxygenerator, which provides a portable emergency oxygenerator which is convenient to carry and use and has long service life. The utility model discloses a cooperation has the casing of top cap and bottom, be equipped with control circuit board in the top cap, by down up be equipped with the battery module in the casing, the compressor unit, gas separator, oxygenerator, the top cap is equipped with air inlet and goes out the oxygen interface, the air inlet of compressor unit switches on with the air inlet of top cap, gas separator's air inlet switches on with the gas outlet of compressor unit, gas separator is equipped with the nitrogen gas discharge port, oxygenerator's air inlet switches on with gas separator's gas outlet, oxygenerator's gas outlet switches on with going out the oxygen interface, the battery module, the compressor unit, gas separator is connected with the control circuit board electricity. The utility model discloses conveniently carry and sustainable longer time system oxygen, effectively solve the not enough problem of conventional oxygen cylinder or oxygen bag oxygen storage. The utility model discloses be applied to the oxygen generating equipment field.

Description

Portable emergency oxygen generator

Technical Field

The utility model relates to an oxygen generating equipment field especially relates to a portable emergent oxygenerator.

Background

With the continuous improvement and improvement of living standard of people, the attention on health is increasingly strengthened, but the health life of human beings can not leave oxygen, and under the special environment, condition or condition that natural oxygen is not enough to supply normal demand of people, the additional auxiliary oxygen inhalation or emergency oxygen inhalation becomes an important means for keeping people healthy. The hypoxia causes the aerobic metabolism rate in the human body to be reduced, the anaerobic glycolysis is strengthened, the organism metabolism efficiency is reduced, and the pulmonary vasoconstriction can be caused to cause pulmonary hypertension, the burden of the right ventricle is increased, the hypertension is aggravated, even arrhythmia can be caused, the burden of the heart is aggravated, the heart failure is caused or aggravated, and a series of symptoms which harm life safety and health are induced. Therefore, once the human body is in an oxygen deficiency condition, such as rescue of disasters and wounded persons, wounded emergency personnel, altitude response personnel and the like, emergency oxygen inhalation measures need to be rapidly provided.

Altitude sickness is a common symptom of oxygen deficiency, and altitude sickness (Acute mountain sickness) refers to a series of physical discomfort caused by people entering low pressure from a place with high pressure, is a unique disease in the plateau area, and has the most common clinical manifestations of headache, palpitation, chest distress, palpitation and dyspnea. Acute pathological reactions in high altitude areas occur due to reduced atmospheric pressure and reduced oxygen concentration. The severity of symptoms depends mainly on the speed of reaching high altitude areas and the labor intensity of people, and the symptoms are mild or severe, and the severity of symptoms endangers life and can affect the nervous system, the respiratory system, muscles and the cardiovascular system. Therefore, many tourists in plateau areas need to carry oxygen supply products with them to avoid the damage of plateau reaction to human bodies, the oxygen supply products which are commonly used at present mainly comprise an oxygen cylinder and an oxygen bag, and because the oxygen in the oxygen cylinder and the oxygen bag is quantitatively filled into the oxygen cylinder or the oxygen bag by the oxygen prepared by an oxygen generator, the oxygen storage amount in the oxygen cylinder and the oxygen bag is limited, the oxygen cylinder and the oxygen bag can not be used continuously, and the use requirement for a long time can not be met; meanwhile, the oxygen bottle and the oxygen bag are used as containers of gas, the oxygen bottle and the oxygen bag are generally large in size in order to contain more oxygen, the occupied space is correspondingly large and inconvenient to carry, and particularly the oxygen bottle needs to bear the large pressure of the compressed oxygen in the bottle and is made of metal materials with large thickness, so that the oxygen bottle is heavy and inconvenient to carry and outdoor emergency use.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem of overcoming the defects of the prior art and providing a portable emergency oxygen generator which is convenient to carry and use and has long continuous service life.

The utility model adopts the technical proposal that: the utility model discloses a casing, two ruin portion cooperations have top cap and bottom about the casing, be provided with control circuit board in the top cap, battery module, compressor unit, gas separator, oxygenerator have been set gradually from bottom to top in the casing, the top cap lateral part is equipped with air inlet and goes out the oxygen interface, the air inlet of compressor unit with the air inlet of top cap switches on, gas separator's air inlet with the gas outlet of compressor unit switches on, gas separator still is equipped with nitrogen gas discharge port, oxygenerator's air inlet with gas separator's gas outlet switches on, oxygenerator's gas outlet with it switches on to go out the oxygen interface, the battery module the compressor unit gas separator respectively with the control circuit board electricity is connected.

Optimally, the oxygenerator includes two system oxygen adsorption towers, is A system oxygen adsorption tower, B system oxygen adsorption tower respectively, A system oxygen adsorption tower, B system oxygen adsorption tower all include the tower body, both ends cooperate respectively about the tower body to go out the gas cap, admit air the lid, the tower body intussuseption is filled with the system oxygen molecular sieve, system oxygen molecular sieve both ends symmetry is provided with the nothing and prevents cloth, ventilates the net piece, is located air inlet one end ventilate the net piece with be provided with pressure spring between the lid of admitting air, adopt two adsorption towers to be a set of system oxygen system, constitute the mode of two tower continuous system oxygen in turn, effectively guarantee oxygen stable supply.

Optimally, for easy dismouting and maintenance, the utility model discloses will the casing divide into epitheca, inferior valve, the top cap with the upper end cooperation of epitheca, the bottom with the lower tip cooperation of inferior valve, the epitheca, with be provided with the connecting piece between the inferior valve, the connecting piece is equipped with the nitrogen discharging hole, the nitrogen discharging hole with gas separator's nitrogen gas discharge port switches on.

Optimally, a heat dissipation fan is installed in the connecting piece, the heat dissipation fan is located above the compressor unit and electrically connected with the control circuit board, and the heat dissipation fan can play a heat dissipation role on the compressor unit and promote air circulation in the shell.

Optimally, in order to reduce the sound noise, at least two integrally assembled static sound processors are further arranged in the upper shell, the static sound processors are located between the connecting piece and the gas separator and comprise shells, an air inlet channel and an air outlet channel which are communicated with the inside of the shell are arranged at the two ends of each shell, silencing materials are filled in the shells and located between the air inlet channel and the air outlet channel, at least one air inlet channel and one air outlet channel of the static sound processors are respectively communicated with an air inlet of the top cover and an air inlet of the compressor unit, and at least one air inlet channel and one air outlet channel of the static sound processors are respectively communicated with a nitrogen gas discharge port of the gas separator and a nitrogen discharge hole of the connecting piece.

Optimally, the quantity of gas separator is at least one, every gas separator includes air inlet, A solenoid valve, B solenoid valve, converging chamber, A gas outlet, B gas outlet, nitrogen gas discharge port and at least one the inlet channel of silence treater switches on, the A gas outlet with the lid that admits air of A system oxygen adsorption tower switches on, the B gas outlet with the lid that admits air of B system oxygen adsorption tower switches on, the A solenoid valve with control circuit board electricity is connected and control the switching of A gas outlet, the B solenoid valve with control circuit board electricity is connected and control the switching of B gas outlet.

Further optimally, a filtering device is further arranged in the top cover and at a position corresponding to the air inlet, the filtering device comprises filter cotton and a waterproof filter element, and an air outlet of the filtering device is communicated with an air inlet of the compressor unit.

The top cap upper portion still is equipped with DC power source interface and control panel, DC power source interface and control panel respectively with control circuit board electric connection, control panel is equipped with a plurality of control buttons for the switch on and off, start system oxygen, stop system oxygen, the last display screen that still is equipped with of control panel, the display screen is used for time display, power display, electric quantity instruction (red-charge, blue-operation, yellow-electric quantity will charge for a short time), still install the altitude detector on the top cap, the altitude detector with control circuit board electric connection.

The battery module comprises two rechargeable 12000mAH 14.8V lithium batteries, and the lithium batteries provide working electricity for the compressor unit, the cooling fan, the electromagnetic valve of the gas separator and the like and can supply power continuously for 4-6 hours.

The compressor unit consists of two compressors and is used for pressurizing and reducing the pressure of an oxygen generation system for generating oxygen by compressing air.

The shell is internally provided with a support which is convenient for mounting and fixing each part, and the support is provided with a vertical clamping groove and is used for being fixedly connected with the top cover and the bottom cover through screws.

The shell is made of aluminum, and the preferred size is 110mm in diameter and 760mm in height.

For further convenient carrying, the outer surface of the shell is provided with a handle or a strap.

The utility model has the advantages that: the utility model discloses structurally reasonable the optimization set up each part of oxygenerator, not only make the oxygenerator stable performance in the oxygen generation process, and small, the quality is light, conveniently carry, can effectively solve the problem of various emergency treatment oxygen consumptions, compare and need convenient environmental protection and more guarantee the oxygen demand of longer time with the oxygen cylinder, oxygen bag, can conveniently, effectively and continuously satisfy various emergency oxygen demands, bring the convenience for practice in the field, sudden disaster, stretcher nursing oxygen, plateau oxygen, on-vehicle oxygen, the utility model provides an oxygenerator can also guarantee longer oxygen suppliment time long when convenient to carry, can make work about 4 ~ 6 hours in succession; meanwhile, a rechargeable battery pack is configured, a 12V power supply is applied, and the vehicle can be used in a rest room on an automobile, so that the oxygen demand of customers is greatly facilitated, and the problems that an oxygen bottle or an oxygen bag is inconvenient to carry or insufficient in oxygen storage and is difficult to meet the demand of emergency oxygen supply are effectively solved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic diagram of the explosion structure of the present invention;

FIG. 3 is a partially exploded view of the present invention;

FIG. 4 is a schematic structural view of the oxygen generator of the present invention;

fig. 5 is a schematic diagram of a structure of a sound processor according to the present invention;

fig. 6 is a schematic diagram of an internal structure of a sound processor according to the present invention;

FIG. 7 is a schematic structural view of the gas separator of the present invention;

fig. 8 is a schematic view of the internal gas path structure of the gas separator of the present invention;

FIG. 9 is a pneumatic schematic diagram of the present invention;

fig. 10 is a block diagram of a control circuit according to the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

As shown in fig. 1 to 10, the utility model comprises a housing 1, a top cover 11 and a bottom cover 12 are fitted on the upper and lower two ends of the housing 1, the housing 11 is made of aluminum, the whole weight of the oxygen generator can be reduced, the whole weight of the oxygen generator is not more than 5Kg, the product quality is lighter and easier to carry, the top cover 11 and the bottom cover 12 are both provided with ventilation holes, the housing 1 is cylindrical, the preferred size is 110mm in diameter and 760mm in height, the outer surface of the housing 1 is provided with a handle or a strap convenient to carry, a control circuit board 111 is arranged in the top cover 11, a battery module 2, a compressor unit 3, a gas separator 4 and an oxygen generator 5 are sequentially arranged in the housing 1 from bottom to top, the side part of the top cover 11 is provided with an air inlet 112 and an oxygen outlet 113, the air inlet of the compressor unit 3 is communicated with the air inlet 112 of the top cover 11, the air inlet of the gas separator 4 is communicated with the air outlet of the compressor unit 3, gas separator 4 still is equipped with nitrogen gas discharge port 41, oxygenerator 5's air inlet with gas separator 4's gas outlet switches on, oxygenerator 5's gas outlet with go out oxygen interface 113 and switch on, battery module 2 compressor unit 3 gas separator 4 respectively with control circuit board 111 electricity is connected.

The oxygenerator 5 includes two oxygenerating adsorption towers, is A oxygenerating adsorption tower 51, B oxygenerating adsorption tower 52 respectively, as shown in fig. 4, fig. 9, A oxygenerating adsorption tower 51, B oxygenerating adsorption tower 52 all include the tower body 53, both ends cooperate respectively about the tower body 53 to have gas outlet cover 54, air inlet cover 55, the intussuseption of tower body 53 is filled with oxygenerating molecular sieve 56, oxygenerating molecular sieve 56 both ends symmetry is provided with does not have cloth 57, the net piece 58 of ventilating. The oxygen generation device 5 adopts two oxygen generation adsorption towers as a group of oxygen generation system to form a double-tower alternative continuous oxygen generation mode, thereby effectively ensuring stable oxygen supply; in order to improve the oxygen production amount, four oxygen production adsorption towers can be adopted and are divided into two groups of oxygen production systems which simultaneously produce oxygen.

In order to facilitate disassembly and assembly and maintenance, the housing 1 is divided into an upper housing 13 and a lower housing 14 in this embodiment, the top cover 11 is matched with the upper end of the upper housing 13, the bottom cover 12 is matched with the lower end of the lower housing 14, a connecting member 6 is matched between the upper housing 13 and the lower housing 14, the connecting member 6 is provided with a nitrogen discharge hole 61, and the nitrogen discharge hole 61 is communicated with the nitrogen discharge port 41 of the gas separator 4.

A heat dissipation fan 62 is installed in the connecting member 6, the heat dissipation fan 62 is located above the compressor unit 3 and electrically connected to the control circuit board 111, and the heat dissipation fan 62 can dissipate heat from the compressor unit 3 and promote air circulation in the housing 1.

As shown in fig. 5, at least two integrally assembled static sound processors 7 are further provided in the upper case 13, the static sound processor 7 is located between the connector 6 and the gas separator 4, the static sound processor 7 includes a housing 71, an air inlet channel 72 and an air outlet channel 73 which are led into the shell 71 are arranged at two ends of the shell 71, the inside of the casing 71 is filled with a sound deadening material 74, the sound deadening material 74 is located between the intake passage 72 and the exhaust passage 73, at least one of the air inlet channel 72 and the air outlet channel 73 of the static air processor 7 are respectively communicated with the air inlet 112 of the top cover 11 and the air inlet of the compressor unit 3, and at least one of the air inlet channel 72 and the air outlet channel 73 of the static air processor 7 is respectively communicated with the nitrogen outlet 41 of the gas separator 4 and the nitrogen outlet 61 of the connecting piece 6.

As shown in fig. 7 and 8, the gas separator 4 includes a gas inlet 42, an a solenoid valve 43, a B solenoid valve 44, a confluence chamber 45, an a gas outlet 46, a B gas outlet 47, and a nitrogen gas outlet 41, the nitrogen gas outlet 41 is communicated with at least one gas inlet channel 72 of the static gas processor 7, the a gas outlet 46 is communicated with a gas inlet cover 55 of the a oxygen generation adsorption tower 51, the B gas outlet 47 is communicated with a gas inlet cover 55 of the B oxygen generation adsorption tower 52, the a solenoid valve 43 is electrically connected with the control circuit board 111 and controls the opening and closing of the a gas outlet 46, and the B solenoid valve 44 is electrically connected with the control circuit board 111 and controls the opening and closing of the B gas outlet 47.

In the process of oxygen generation, the electromagnetic valve A43 and the electromagnetic valve B44 work alternately in one cycle every 3 seconds, the control circuit board 111 controls the opening and closing of the electromagnetic valve of the gas separator 4, when a program runs, the gas circuit is controlled, the compressor unit 3 pressurizes the air, the air flow enters the converging cavity 45 from the gas inlet 42 of the gas separator 4, the electromagnetic valve A43 is firstly opened, the air flow is output from the gas outlet A46 and enters the oxygen generation adsorption tower A51 of the oxygen generation device 5, the molecular sieve 56 in the oxygen generation adsorption tower A51 adsorbs the nitrogen in the air, the oxygen passes through the molecular sieve 56 and is discharged from the gas outlet cover 54 of the oxygen generation adsorption tower A51, when the electromagnetic valve B44 is switched to be opened after 3 seconds, the electromagnetic valve A43 is closed, the adsorbed nitrogen in the oxygen generation adsorption tower A51 backflushs back and is discharged from the nitrogen discharge port 41 of the gas separator 4, similarly, air entering the confluence cavity 45 from the air inlet 42 of the gas separator 4 enters the B oxygen production adsorption tower 52, nitrogen in the air is adsorbed by the molecular sieve 56 in the B oxygen production adsorption tower 52, oxygen passes through the molecular sieve and is discharged from the air outlet cover 54 of the B oxygen production adsorption tower 52, the electromagnetic valve A43 is switched to be opened after 3 seconds, the electromagnetic valve B44 is closed, and the adsorbed nitrogen in the B oxygen production adsorption tower 52 backflushs and is discharged from the nitrogen discharge port 41 of the gas separator 4, so that the cyclic alternating work is realized by the cyclic alternating pressure swing adsorption every 3 seconds, and the principle of continuous uninterrupted oxygen supply is realized.

The top cap 11 in with the air inlet 112 corresponds the position and still is provided with filter equipment 8, filter equipment includes filter pulp 81 and waterproof filter core 82, filter pulp 81 is the unidirectional PP filter pulp, waterproof filter core 82 is arranged in aqueous vapor and greasy dirt etc. of filtered air, filter equipment 8's gas outlet with compressor unit 3's air inlet switches on.

When the utility model is used for oxygen generation, air enters from the air inlet 112 of the top cover 11, firstly passes through the filtering device 8, the filtering cotton 81 and the waterproof filter element 82 filter dust, water vapor, oil stain and the like in the air, the air after purification and filtration enters the static air processor 7, the compressor unit 3 boosts and conducts clean air source to the gas separator 4 after noise reduction treatment, the pressurized air source is controlled by the gas separator 4 to be shunted to the oxygen generation device 5, the air is controlled by the electromagnetic valve of the gas separator 4 to be opened and closed in the oxygen generation device 5 to generate pressure swing adsorption effect, the oxygen in the air can not be obstructed to pass through the molecular sieve 56 in the oxygen generation device 5 to form high-purity oxygen-enriched body, and the air outlet cover 54 is conducted to the oxygen outlet port 113 of the top cover 11 to be discharged, an external oxygen apparatus is connected to the oxygen outlet port 113 to supply oxygen, and the miscellaneous gas (mainly nitrogen gas and a small amount of other gases) in the oxygen generator 5 cannot pass through the molecular sieve 56 and is adsorbed on the surface of the molecular sieve 56, and during pressure reduction, the nitrogen gas and other gases are discharged from the nitrogen gas discharge port 41 of the gas separator 4, and the discharged gas is further subjected to sound attenuation treatment by the sound attenuation treatment device 7, and finally is conducted from the exhaust passage 73 of the sound attenuation treatment device 7 to the nitrogen discharge hole 61 of the connecting piece 6 to be discharged.

The upper part of the top cover 11 is also provided with a direct current power supply interface and a control panel, the direct current power supply interface and the control panel are respectively electrically connected with the control circuit board 111, the control panel is provided with a plurality of control keys for controlling startup and shutdown, starting oxygen generation, stopping oxygen generation and the like, the control panel is also provided with a display screen, the display screen is used for time display, power supply display and electric quantity indication (red-charging, blue-running and yellow-low electric quantity charging), the top cover 11 is also provided with an altitude detector, the altitude detector is electrically connected with the control circuit board 111, various parameters such as altitude and the like are displayed by the display screen, the altitude detector can be used by a user in a plateau area to display the altitude, and the use plan of the oxygen generator can be determined according to the altitude position and the body condition of the user, the harm of altitude stress to human bodies can be effectively reduced by preventing the disease in the bud.

The battery module 2 includes two rechargeable 12000mAH 14.8V's lithium cell, control circuit board 111 is equipped with charging circuit, and direct current power source interface is connected to the power cord, accessible control circuit board 111 charges for the lithium cell, and the oxygen preparation during operation is again by the lithium cell to compressor unit 3, radiator fan 62, gas separator 4's solenoid valve provides the work power consumption, and sustainable power supply 4 ~ 6 hours.

The compressor unit 3 consists of two compressors and is used for pressurizing and reducing the pressure of an oxygen generation system for generating oxygen by compressing air. The compressor unit 3 is a three-wire alternating current compression type unit with low power consumption (12V/2A) and high flow, the air flow can reach 15L/min, and the battery module 2 provides alternating current 12V pulse voltage for the compressor unit 3 through the control circuit board 111.

The shell is internally provided with a support which is convenient for mounting and fixing each part, and the support is provided with a vertical clamping groove and is fixedly connected with the top cover 11 and the bottom cover 12 through screws.

In order to obtain larger oxygen production amount without exceeding the set volume and weight, the preferred embodiment of the utility model is as follows: four oxygen-making adsorption towers, four static sound processors 7, two gas separators 4 and two compressors are adopted; wherein, two system oxygen adsorption towers, two quiet sound processors 7, a gas separator 4 and a compressor constitute a set of system oxygen system, realize from this that two sets of system oxygen systems of complete machine carry out incessant system oxygen work simultaneously, go out oxygen content bigger, can be better satisfy emergent oxygen demand.

The utility model has compact integral structure and stronger portability, can ensure longer oxygen supply time while being convenient to carry, can continuously generate oxygen for about 4 to 6 hours, can last for more than six hours for the longest duration of endurance, can ensure that an oxygen inhalator has sufficient emergency reaction time under the condition of emergency oxygen supply use, and can take follow-up emergency measures such as local oxygen inhalation or transfer or hospitalization; meanwhile, a rechargeable battery pack is configured, a 12V power supply is applied, and the vehicle can be used in a rest room on an automobile, so that the oxygen demand of customers is greatly facilitated, and the problems that an oxygen bottle or an oxygen bag is inconvenient to carry or insufficient in oxygen storage and is difficult to meet the demand of emergency oxygen supply are effectively solved. The utility model can be widely applied to various emergency oxygen supply conditions and environments such as actual field exercises, emergency disasters, oxygen for stretcher nursing, oxygen for plateau, oxygen for vehicle-mounted use and the like.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. The utility model provides a portable emergent oxygenerator, includes casing (1), two upper and lower ruins portion cooperations of casing (1) have top cap (11) and bottom (12), its characterized in that: be provided with control circuit board (111) in top cap (11), set gradually battery module (2), compressor unit (3), gas separator (4), oxygenerator (5) from bottom to top in casing (1), top cap (11) lateral part is equipped with air inlet (112) and goes out oxygen interface (113), the air inlet of compressor unit (3) with air inlet (112) of top cap (11) switch on, the air inlet of gas separator (4) with the gas outlet of compressor unit (3) switches on, gas separator (4) still are equipped with nitrogen gas discharge port (41), the air inlet of oxygenerator (5) with the gas outlet of gas separator (4) switches on, the gas outlet of oxygenerator (5) with go out oxygen interface (113) and switch on, battery module (2) compressor unit (3), The gas separators (4) are respectively electrically connected with the control circuit board (111).

2. The portable emergency oxygen generator according to claim 1, wherein: oxygenerator (5) include two system oxygen adsorption towers, are A system oxygen adsorption tower (51), B system oxygen adsorption tower (52) respectively, A system oxygen adsorption tower (51), B system oxygen adsorption tower (52) all include tower body (53), both ends cooperate respectively about tower body (53) to have out gas cap (54), admit air lid (55), tower body (53) intussuseption is filled with system oxygen molecular sieve (56), system oxygen molecular sieve (56) both ends symmetry is provided with does not have and prevents cloth (57), ventilates net piece (58).

3. A portable emergency oxygen generator according to claim 2, characterised in that: the A oxygen production adsorption tower (51) and the B oxygen production adsorption tower (52) further comprise pressure springs (59), and the pressure springs (59) are located between the ventilation mesh (58) at one end of the air inlet and the air inlet cover (55).

4. A portable emergency oxygen generator according to claim 2, characterised in that: casing (1) includes epitheca (13), inferior valve (14), top cap (11) with the upper end cooperation of epitheca (13), bottom (12) with the lower tip cooperation of inferior valve (14), epitheca (13), with cooperation has connecting piece (6) between inferior valve (14), connecting piece (6) are equipped with nitrogen discharging hole (61), nitrogen discharging hole (61) with nitrogen gas discharge port (41) of gas separator (4) switch on.

5. A portable emergency oxygen generator according to claim 4, wherein: a heat radiation fan (62) is installed in the connecting piece (6), and the heat radiation fan (62) is located above the compressor unit (3) and electrically connected with the control circuit board (111).

6. A portable emergency oxygen generator according to claim 4 or 5, wherein: the air purifier is characterized in that at least two integrally assembled static sound processors (7) are further arranged in the upper shell (13), the static sound processors (7) are located between the connecting piece (6) and the gas separator (4), each static sound processor (7) comprises a shell (71), an air inlet channel (72) and an air outlet channel (73) which are communicated with the inside of the shell (71) are arranged at two ends of the shell (71), silencing materials (74) are filled in the shell (71), the silencing materials (74) are located between the air inlet channels (72) and the air outlet channels (73), the air inlet channel (72) and the air outlet channel (73) of at least one static sound processor (7) are respectively communicated with the air inlet (112) of the top cover (11) and the air inlet of the compressor unit (3), and the air inlet channel (72) of at least one static sound processor (7), The exhaust channel (73) is respectively communicated with the nitrogen gas discharge port (41) of the gas separator (4) and the nitrogen gas discharge hole (61) of the connecting piece (6).

7. A portable emergency oxygen generator according to claim 6, wherein: the number of the gas separators (4) is at least one, the gas separators (4) comprise a gas inlet (42), an A electromagnetic valve (43), a B electromagnetic valve (44), a confluence cavity (45), an A gas outlet (46), a B gas outlet (47) and a nitrogen gas discharge port (41), the nitrogen gas discharge port (41) is communicated with at least one air inlet channel (72) of the static gas processor (7), the air outlet (46) A is communicated with an air inlet cover (55) of the oxygen production adsorption tower (51) A, the air outlet (47) of the B is communicated with an air inlet cover (55) of the oxygen-making adsorption tower (52) of the B, the A electromagnetic valve (43) is electrically connected with the control circuit board (111) and controls the opening and closing of the A air outlet (46), the B electromagnetic valve (44) is electrically connected with the control circuit board (111) and controls the opening and closing of the B air outlet (47).

8. A portable emergency oxygen generator according to any one of claims 1 to 5, wherein: the air compressor is characterized in that a filtering device (8) is further arranged in the top cover (11) and corresponds to the air inlet (112), the filtering device comprises filter cotton (81) and a waterproof filter element (82), and an air outlet of the filtering device (8) is communicated with an air inlet of the compressor unit (3).

9. The portable emergency oxygen generator according to claim 8, wherein: still be equipped with DC power source interface, control panel, altitude detector on top cap (11), DC power source interface, control panel and altitude detector respectively with control circuit board (111) electric connection, control panel is equipped with display screen and a plurality of control button.

10. A portable emergency oxygen generator according to claim 9, characterised in that: the battery module (2) comprises two charging type 12000mAH 14.8V lithium batteries.

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