CN211946265U

CN211946265U - Small-sized large-flow oxygen generator

Info

Publication number: CN211946265U
Application number: CN202020341392.9U
Authority: CN
Inventors: 王超
Original assignee: Guangdong Owgels Science And Technology Co ltd
Current assignee: Guangdong Owgels Science And Technology Co ltd
Priority date: 2020-03-18
Filing date: 2020-03-18
Publication date: 2020-11-17
Anticipated expiration: 2030-03-18

Abstract

The utility model discloses a small-size large-traffic oxygenerator, including mutual unit, preceding shell, backshell and the host computer body, the host computer body includes bottom plate and base, the inside of bottom plate is fixed with the base, the top surface front end of base is fixed with oil free compressor, the top surface rear end of base is fixed with two molecular sieve adsorption towers, two be fixed with oxygen storage tank, two between the molecular sieve adsorption tower upper portion molecular sieve adsorption tower bottom intermediate position department is fixed with two five-way valves, the upper portion of base is fixed with the fagging of covering on oil free compressor upper portion, the top surface of fagging is fixed with a fan, the both sides that the top surface of fagging is located a fan all are fixed with the silencer that admits air. The utility model discloses in, link to each other molecular sieve adsorption tower, two five-way valves and gas holder with the mode of inserting soon and assemble into an independent subassembly, save a lot of connecting tube, make the volume reduce greatly, it is convenient to remove, satisfies two people's oxygen uptake simultaneously.

Description

Small-sized large-flow oxygen generator

Technical Field

The utility model relates to the technical field of medical equipment, concretely relates to small-size large-traffic oxygenerator.

Background

The working principle of the oxygen generator is as follows: utilizes molecular sieve physical adsorption and desorption technology. The oxygen generator is filled with molecular sieve, nitrogen in the air can be adsorbed when the oxygen generator is pressurized, and the residual unabsorbed oxygen is collected and purified to obtain high-purity oxygen. The molecular sieve discharges the adsorbed nitrogen back to the ambient air during decompression, and can adsorb the nitrogen and prepare oxygen during next pressurization, and the whole process is a periodic dynamic circulation process without consumption of the molecular sieve.

The existing household oxygenerator has more internal fixed components and connected pipelines, so that the whole oxygenerator has larger volume, can only meet the oxygen demand of a single user, and can not meet the oxygen demand of two persons at the same time.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the problems that the prior household oxygenerator has a plurality of internal fixed components and connected pipelines, the whole oxygenerator has larger volume, can only meet the oxygen demand of a single user, and can not meet the simultaneous oxygen demand of two persons, a small-sized large-flow oxygenerator is provided.

The purpose of the utility model can be realized by the following technical scheme:

a small-sized large-flow oxygen generator comprises an interaction unit, a front shell, a rear shell and a main machine body, wherein the main machine body comprises a bottom plate and a base, the base is fixed in the bottom plate, an oil-free compressor is fixed at the front end of the top surface of the base, two molecular sieve adsorption towers are fixed at the rear end of the top surface of the base, an oxygen storage tank is fixed between the upper parts of the two molecular sieve adsorption towers, two five-way valves are fixed at the middle position of the bottom of each molecular sieve adsorption tower, a supporting plate covering the upper part of the oil-free compressor is fixed at the upper part of the base, a fan is fixed at the top surface of the supporting plate, air inlet silencers are fixed at two sides of the supporting plate, positioned at one fan, nitrogen discharge silencers are fixed at the side wall of the supporting plate, a primary filter screen support is fixed at the top surface of each molecular sieve, a filter box is fixed on the side wall of the primary filter screen bracket on the same side as the oil-free compressor, and two oxygen inlet filter boxes are fixed inside the filter box;

the utility model discloses a humidifying cup, including bottom plate, molecular sieve adsorption tower, front shell, embedding hole, mutual unit, panel, first rotor flowmeter, first humidifying cup and second humidifying cup, the upper portion of bottom plate corresponds molecular sieve adsorption tower place department and is fixed with the backshell, the upper portion of bottom plate corresponds oil-free compressor place department and is fixed with the preceding shell of splicing with the backshell, the embedding hole has been seted up on the positive upper portion of preceding shell, the inside embedding in embedding hole is fixed with mutual unit, mutual unit includes the panel fixed with the embedding hole joint, the vertical cross-section of panel is the L type, the top surface embedding of panel is fixed with the display screen, the panel corresponds embedding hole place department and is fixed with first rotor flowmeter and second rotor flowmeter, first rotor flowmeter and second rotor flowmeter's bottom closes soon respectively.

As a further aspect of the present invention: four corners of the bottom plate are respectively fixed with universal wheels, and the oxygenerator can move conveniently through the universal wheels.

As a further aspect of the present invention: handles are fixed on two side walls of the front shell, and the front shell is convenient to hold and carry by being provided with the handles.

As a further aspect of the present invention: the lateral wall that preceding shell closes on the filter cartridge has seted up changes the mouth, it is fixed with the apron to change the gauze mask, and the user can change the advanced oxygen filter cartridge in the filter cartridge like this.

As a further aspect of the present invention: the rear shell is provided with an air inlet corresponding to the position of the primary filter screen support, a shutter is fixed in the air inlet, and external gas can conveniently enter the oxygen generator through the air inlet.

As a further aspect of the present invention: the side wall of the primary filter screen bracket, which is close to the filter box, is fixedly provided with a second fan, and the second fan is additionally arranged to promote air flow.

As a further aspect of the present invention: two advance oxygen filter cartridge and pass through the inlet end intercommunication of hose and the air inlet silencer that corresponds the position, the end of giving vent to anger of air inlet silencer passes through the inlet end intercommunication of hose and oil-free compressor, oil-free compressor's inlet end and the oxygen interface intercommunication of advancing of two five-way valves, and two five-way valves are connected with the molecular sieve adsorption tower, the molecular sieve adsorption tower with store up oxygen jar intercommunication, store up oxygen jar and pass through the hose and communicate with the first rotameter and the second rotameter that correspond the position, arrange nitrogen silencer and molecular sieve adsorption tower intercommunication.

The utility model has the advantages that:

1. the oxygen generator mainly comprises a primary filter screen, an oil-free compressor, a two-position five-way valve, two rotor flowmeters, two humidification cups and a shell, wherein an oxygen inlet filter box is connected with the air compressor, the oil-free compressor is connected with the two-position five-way valve, a molecular sieve adsorption tower is respectively connected to the two-position five-way valve, an oxygen outlet end of the molecular sieve adsorption tower is connected with an air storage tank, the air storage tank is connected with the front rotor flowmeter, the rotor flowmeters are connected with an inlet of the humidification cups, and the molecular sieve adsorption tower, the two-position five-way valve and the air storage tank are connected and assembled into an independent component in a quick-insertion mode.

Drawings

The present invention will be further described with reference to the accompanying drawings.

FIG. 1 is a schematic structural view of a small-sized high-flow oxygen generator of the present invention;

FIG. 2 is an exploded view of the small and medium sized high flow oxygen generator of the present invention;

fig. 3 is a schematic structural diagram of an interaction unit in the present invention;

fig. 4 is a schematic structural diagram of the main body of the present invention;

fig. 5 is another view structure diagram of the main frame body of the present invention.

In the figure: 100. an interaction unit; 101. a panel; 102. a display screen; 103. a first rotor flowmeter; 104. a first humidification cup; 105. a second humidification cup; 106. a second rotameter; 200. a front housing; 201. an insertion hole; 300. a rear housing; 400. a main body; 401. a base; 402. a base plate; 403. an oil-free compressor; 404. a supporting plate; 405. a first fan; 406. a filter cartridge; 407. a primary filter screen bracket; 408. a primary filter screen; 409. a nitrogen discharging muffler; 410. a molecular sieve adsorption tower; 411. an air intake muffler; 412. a two-position five-way valve; 413. an oxygen storage tank; 414. an oxygen inlet filter box.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to 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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-5, a small-sized large-flow oxygen generator comprises an interactive unit 100, a front shell 200, a rear shell 300 and a main machine body 400, wherein the main machine body 400 comprises a bottom plate 402 and a base 401, the base 401 is fixed inside the bottom plate 402, an oil-free compressor 403 is fixed at the front end of the top surface of the base 401, two molecular sieve adsorption towers 410 are fixed at the rear end of the top surface of the base 401, an oxygen storage tank 413 is fixed between the upper parts of the two molecular sieve adsorption towers 410, a two-position five-way valve 412 is fixed at the middle position of the bottoms of the two molecular sieve adsorption towers 410, a supporting plate 404 covering the upper part of the oil-free compressor 403 is fixed at the upper part of the base 401, a first fan 405 is fixed at the top surface of the supporting plate 404, air inlet mufflers 411 are fixed at both sides of the first fan 405 at the top surface of the supporting plate 404, a nitrogen discharge muffler 409 is, a primary filter screen 408 is fixed inside the primary filter screen bracket 407, a filter box 406 is fixed on the side wall of the primary filter screen bracket 407 on the same side as the oil-free compressor 403, and two oxygen inlet filter boxes 414 are fixed inside the filter box 406;

the upper portion of bottom plate 402 corresponds molecular sieve adsorption tower 410 and is fixed with backshell 300 in the position department, the upper portion of bottom plate 402 corresponds oil-free compressor 403 and is fixed with preceding shell 200 of splicing with backshell 300 in the position department, inlay hole 201 has been seted up on the front upper portion of preceding shell 200, the inside embedding of inlay hole 201 is fixed with interactive unit 100, interactive unit 100 includes the panel 101 fixed with the embedding hole 201 joint, the vertical cross-section of panel 101 is the L type, the top surface embedding of panel 101 is fixed with display screen 102, panel 101 corresponds embedding hole 201 position department and is fixed with first rotor flow meter 103 and second rotor flow meter 106, the bottom of first rotor flow meter 103 and second rotor flow meter 106 closes soon respectively and is connected with first humidification cup 104 and second humidification cup 105.

Four corners in bottom of bottom plate 402 all are fixed with the universal wheel, make things convenient for the oxygenerator to remove through the universal wheel, and the both sides wall of preceding shell 200 all is fixed with the handle, conveniently grips the transport through setting up the handle, and preceding shell 200 closes on the lateral wall of filter cartridge 406 and has seted up the change mouth, changes the gauze mask and is established and be fixed with the apron, and the user can change the advanced oxygen filter cartridge 414 in the filter cartridge 406 like this.

An air inlet is arranged at the position of the rear shell 300 corresponding to the primary filter screen bracket 407, a shutter is fixed in the air inlet to facilitate the external air to enter the oxygen generator through the air inlet, a second fan is fixed on the side wall of the primary filter screen bracket 407 adjacent to the filter box 406, the flow of gas is promoted by additionally arranging a second fan, the two oxygen inlet filter boxes 414 are communicated with the air inlet end of the air inlet silencer 411 at the corresponding position through a hose, the air outlet end of the air inlet silencer 411 is communicated with the air inlet end of the oil-free compressor 403 through a hose, the air inlet end of the oil-free compressor 403 is communicated with the oxygen inlet interface of the two-position five-way valve 412, the two-position five-way valve 412 is connected with the molecular sieve adsorption tower 410, the molecular sieve adsorption tower 410 is communicated with the oxygen storage tank 413, the oxygen storage tank 413 is communicated with the first rotor flowmeter 103 and the second rotor flowmeter 106 at the corresponding positions through hoses, and the nitrogen discharge silencer 409 is communicated with the molecular sieve adsorption tower 410.

The working principle is as follows: fresh air enters the air inlet filter box 414, dust in the air is filtered by the air inlet filter box 414 and then enters the air inlet muffler 411, then the air flowing at a high speed passes through the air inlet muffler 411 and then enters the oil-free compressor 403, the oil-free compressor 403 compresses atmospheric air into high-pressure air and then enters the two-position five-way valve 412, the air is supplied to the molecular sieve adsorption tower 410 by switching left and right of the two-position five-way valve 412, the molecular sieve adsorption tower 410 is separated from nitrogen and oxygen by the gas provided by the two-position five-way valve 412, the oxygen enters the oxygen storage tank 413 from the top of the molecular sieve adsorption tower 410, the nitrogen is discharged by the two-position five-way valve 412, and the oxygen of the oxygen storage tank 413 is connected to the first rotor flow meter 103 and the second rotor flow meter 106 through.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing is illustrative and explanatory only, and various modifications, additions and substitutions as described for the specific embodiments described herein may be made by those skilled in the art without departing from the scope of the invention or exceeding the scope of the invention as defined in the claims.

Claims

1. The utility model provides a small-size large-traffic oxygenerator, its characterized in that, includes interactive unit (100), preceding shell (200), backshell (300) and host computer body (400), host computer body (400) are including bottom plate (402) and base (401), the inside of bottom plate (402) is fixed with base (401), the top surface front end of base (401) is fixed with oil-free compressor (403), the top surface rear end of base (401) is fixed with two molecular sieve adsorption towers (410), two be fixed with oxygen storage tank (413) between molecular sieve adsorption tower (410) upper portion, two molecular sieve adsorption tower (410) bottom intermediate position department is fixed with two five-way valve (412), the upper portion of base (401) is fixed with and covers fagging (404) of establishing on oil-free compressor (403) upper portion, the top surface of fagging (404) is fixed with fan (405), the both sides that the top surface of fagging (404) is located fan (405) all are fixed with air inlet muffler (411), a nitrogen discharging silencer (409) is fixed on the side wall of the supporting plate (404), a primary filter screen bracket (407) is fixed on the top surface of the molecular sieve adsorption tower (410), a primary filter screen (408) is fixed inside the primary filter screen bracket (407), a filter box (406) is fixed on the side wall of the primary filter screen bracket (407) on the same side as the oil-free compressor (403), and two oxygen inlet filter boxes (414) are fixed inside the filter box (406);

a rear shell (300) is fixed at the position of the upper part of the bottom plate (402) corresponding to the molecular sieve adsorption tower (410), a front shell (200) spliced with a rear shell (300) is fixed at the position of the upper part of the base plate (402) corresponding to the oil-free compressor (403), an embedding hole (201) is formed in the upper portion of the front face of the front shell (200), an interaction unit (100) is embedded and fixed in the embedding hole (201), the interaction unit (100) comprises a panel (101) which is clamped and fixed with the embedding hole (201), the vertical section of the panel (101) is L-shaped, a display screen (102) is embedded and fixed on the top surface of the panel (101), a first rotameter (103) and a second rotameter (106) are fixed on the panel (101) corresponding to the position of the insert hole (201), the bottoms of the first rotor flowmeter (103) and the second rotor flowmeter (106) are respectively connected with a first humidification cup (104) and a second humidification cup (105) in a screwing way.

2. The small-sized high-flow oxygen generator according to claim 1, wherein universal wheels are fixed at four corners of the bottom plate (402).

3. The small-sized high-flow oxygen generator according to claim 1, wherein handles are fixed on both side walls of the front shell (200).

4. The small-sized high-flow oxygen generator according to claim 1, wherein a replacement port is formed in the side wall of the front shell (200) close to the filter box (406), and a cover plate is fixed on the replacement port.

5. The small-sized high-flow oxygen generator according to claim 1, wherein the rear housing (300) is provided with an air inlet at a position corresponding to the primary filter screen bracket (407), and a shutter is fixed in the air inlet.

6. The small-sized high-flow oxygen generator according to claim 1, wherein a second fan is fixed on the side wall of the primary filter screen bracket (407) adjacent to the filter box (406).

7. The small-sized high-flow oxygen generator according to claim 1, wherein the two oxygen inlet filter boxes (414) are communicated with the air inlet end of an air inlet silencer (411) at a corresponding position through a hose, the air outlet end of the air inlet silencer (411) is communicated with the air inlet end of an oil-free compressor (403) through a hose, the air inlet end of the oil-free compressor (403) is communicated with the oxygen inlet interface of a two-position five-way valve (412), the two-position five-way valve (412) is connected with a molecular sieve adsorption tower (410), the molecular sieve adsorption tower (410) is communicated with an oxygen storage tank (413), the oxygen storage tank (413) is communicated with a first rotor flowmeter (103) and a second rotor flowmeter (106) at a corresponding position through a hose, and the nitrogen discharge silencer (409) is communicated with the molecular sieve adsorption tower (410).