CN217377311U

CN217377311U - Molecular sieve oxygenerator

Info

Publication number: CN217377311U
Application number: CN202221046618.8U
Authority: CN
Inventors: 吴波
Original assignee: Wenzhou Shangkun Environmental Protection Technology Co ltd
Current assignee: Wenzhou Shangkun Environmental Protection Technology Co ltd
Priority date: 2021-11-23
Filing date: 2022-05-05
Publication date: 2022-09-06
Anticipated expiration: 2032-05-05

Abstract

The utility model discloses a molecular sieve oxygen generator, which comprises a tank body, the tank body is provided with an air inlet pipe, a waste gas exhaust pipe and an oxygen exhaust pipe, the air inlet pipe, the waste gas exhaust pipe and the oxygen exhaust pipe are respectively provided with a solenoid valve, the inner cavity of the tank body is divided into a buffer cavity and an oxygen generation cavity through a screen cloth, a molecular sieve is stuffed in the oxygen generation cavity, a flow guide pipe is arranged in the oxygen generation cavity, and the flow guide pipe penetrates through the bottom of the tank body and is respectively communicated with the air inlet pipe and the waste gas exhaust pipe; the oxygen exhaust pipe is communicated with the buffer cavity. Through the air holes on the flow guide pipe and the polyvinyl fluoride microporous membrane, air flow can be effectively and uniformly fed into the molecular sieve part, the oxygen output is effectively improved, waste gas can be quickly discharged, meanwhile, the air flow impact of the air flow on the molecular sieve layer is effectively relieved, and the service life of the molecular sieve is prolonged.

Description

Molecular sieve oxygenerator

Technical Field

The utility model relates to an oxygen generating equipment technical field specifically is a molecular sieve oxygenerator.

Background

The principle of the existing molecular sieve oxygen generator is that nitrogen in the air is adsorbed and filtered to generate oxygen through a molecular sieve, the lower end of the existing molecular sieve oxygen generator is generally used for air inlet, the upper end of the existing molecular sieve oxygen generator generates oxygen, the air passes through a molecular sieve part from bottom to top, the oxygen outlet speed of the structure is slow, the lower end of the existing molecular sieve oxygen generator is saturated, the upper end of the existing molecular sieve oxygen generator is insufficient in molecular sieve utilization, the air inlet is usually high-pressure airflow, the impact force of the airflow on molecular sieve particles is uneven, the molecular sieve particles at the lower end close to the air inlet are easily damaged by high-pressure gas, and the filtering function of the molecular sieve oxygen generator on the air cannot be realized.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a molecular sieve oxygenerator to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a molecular sieve oxygen generator comprises a tank body, wherein one end of the tank body is provided with an oxygen exhaust pipe, and the other end of the tank body is provided with a flow guide pipe; one end of the flow guide pipe is inserted into the tank body and is in contact with the molecular sieve filled in the tank body; and the flow guide pipe in the tank body is provided with air holes, and an air source is uniformly diffused into the molecular sieve through the air holes and is discharged through the oxygen discharge port after the molecular sieve is purified.

As the utility model discloses a preferred technical scheme: and the honeycomb duct is also provided with a microporous membrane with the diameter smaller than the diameter of the particles in the molecular sieve.

As the utility model discloses an preferred technical scheme: a screen is arranged in the tank body, and the inside of the tank body is divided into an oxygen generation cavity and a buffer cavity through the screen; wherein, the oxygen generation cavity is filled with a molecular sieve.

As the utility model discloses a preferred technical scheme: a screen membrane is further arranged between the oxygen generation cavity and the buffer cavity, and the molecular sieve is separated from the buffer cavity by the screen membrane.

As the utility model discloses a preferred technical scheme: the screen is positioned right above the screen film.

As the utility model discloses a preferred technical scheme: and the diversion pipe positioned outside the tank body is communicated with the air inlet pipe through an exhaust gas pipe arranged in the tank body.

As the utility model discloses a preferred technical scheme: the waste gas exhaust pipe, the flow guide pipe and the oxygen exhaust pipeline are all provided with electromagnetic valves.

As the utility model discloses a preferred technical scheme: the exhaust quantity of the exhaust pipe is larger than the air inflow of the air inlet pipe.

As the utility model discloses a preferred technical scheme: the circle center of the guide pipe is concentrically coincided with the oxygen generation cavity.

Adopt above-mentioned technical scheme, the beneficial effects of the utility model are that: 1. the air holes on the flow guide pipe can ensure that the air flow can uniformly enter the molecular sieve part, so that the molecular sieve positioned in each part can be fully utilized, the oxygen output quantity and the oxygen output speed are effectively improved, and the molecular sieve powder caused by the air flow impact of the air flow on the molecular sieve layer is also effectively relieved, thereby prolonging the service life of the molecular sieve;

2. when the waste gas is discharged, the waste gas attached to each part of the molecular sieve can be discharged through the air holes at the corresponding positions, and the waste gas on each part of the molecular sieve can be discharged to a greater extent.

Drawings

Fig. 1 is a schematic sectional structure of the present invention;

FIG. 2 is a schematic sectional view of the main structure of the present invention;

fig. 3 is a schematic diagram of the screen structure of the present invention.

Fig. 4 is a schematic view of the section structure of the flow guide pipe of the present invention.

In the figure: 1. a tank body; 2. a flow guide pipe; 3. an air inlet pipe; 4. an oxygen generation cavity; 5. screening a screen; 6. a polytetrafluoroethylene sheet; 7. a molecular sieve; 8. an electromagnetic valve; 9. a microporous membrane; 10. a buffer chamber; 20. air holes are formed; 30. a waste gas discharging pipe; 31. an oxygen exhaust pipe.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention. In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "upper surface", 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 the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention. In the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrated; can be mechanically connected, electrically connected or can communicate with each other; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Referring to fig. 1-4, the present invention provides an embodiment: a molecular sieve oxygen generator comprises a tank body 1, wherein an air inlet pipe 3, a waste gas exhaust pipe 30 and an oxygen exhaust pipe 31 are arranged on the tank body 1, electromagnetic valves 8 are arranged on the air inlet pipe 3, the waste gas exhaust pipe 30 and the oxygen exhaust pipe 31, an inner cavity of the tank body 1 is divided into a buffer cavity 10 and an oxygen generation cavity 4 through a screen 5, and a molecular sieve 7 is filled in the oxygen generation cavity 4; a flow guide pipe 2 is arranged in the oxygen generation cavity 4, and the flow guide pipe 2 penetrates through the bottom of the tank body 1 and is respectively communicated with the air inlet pipe 3 and the waste gas exhaust pipe 30; the oxygen exhaust pipe 31 is communicated with the buffer chamber 10.

The pipeline part that honeycomb duct 2 is located system oxygen chamber 4 is equipped with a plurality of bleeder vent 20, bleeder vent 20 align to grid, just honeycomb duct 2 is located the central point of system oxygen chamber 4, honeycomb duct 2 is located the pipeline part in system oxygen chamber 4 highly will be less than the height of system oxygen chamber 4, setting up of bleeder vent 20 on honeycomb duct 2 can effectually make the air current follow all directions and highly get into the molecular sieve 7 part in system oxygen chamber 4, the filter effect of molecular sieve 7 of each part of performance that more can be abundant, the effectual oxygen output and the purity that have improved.

In order to further enable the airflow to uniformly flow into the oxygen generation chamber 4, a microporous membrane 9 with a small aperture is arranged on the outer peripheral surface of the pipeline part of the draft tube 2 in the oxygen generation chamber 4, and the microporous membrane 9 is made of polytetrafluoroethylene, so that the impact force of the airflow on the molecular sieve 7 can be effectively relieved, and the service life of the molecular sieve 7 is prolonged; wherein the diameter of the microporous membrane 9 is smaller than that of the material in the molecular sieve 7.

Further, the lower extreme of screen cloth 5 is equipped with polytetrafluoroethylene board 6, and has the micropore that can make the air current flow on the polytetrafluoroethylene board 6 equally, and the diameter of micropore is lighter than the diameter of the inside granule of molecular sieve 7 equally, consequently can utilize polytetrafluoroethylene board 6 to prevent that the tiny particle in the molecular sieve 7 from being washed into cushion chamber 10, also can purify the oxygen in cushion chamber 10 simultaneously, avoids the granule in the molecular sieve 7 to enter into in cushion chamber 10 promptly.

Further, in order to increase the exhaust gas discharging speed, the exhaust gas discharging pipe 30 is configured to discharge an amount of exhaust gas larger than an amount of intake air of the intake pipe 3.

The utility model discloses a theory of operation is: opening an electromagnetic valve 8 on an air inlet pipe 3, closing the electromagnetic valve 8 on an exhaust gas pipe 30, enabling air flow to enter a flow guide pipe 2 through the air inlet pipe 3, enabling the air flow to uniformly enter an oxygen generation cavity 4 through a microporous membrane 9 through an air hole 20, fully filtering the air flow through a molecular sieve 7 in the oxygen generation cavity 4, enabling a filtered oxygen part to flow into a buffer cavity 10 through a polytetrafluoroethylene plate 6 through a screen 5, and opening the electromagnetic valve 8 on the exhaust gas pipe 31 to obtain oxygen; when the molecular sieve 7 in the jar body 1 needs to be washed away, close solenoid valve 8 on oxygen exhaust pipe 31 and the intake pipe 3, open solenoid valve 8 on the exhaust pipe 30, communicate with outside high-pressure air source, get into the high-pressure air source in the cushion chamber 10 this moment, reverse flow direction molecular sieve 7, wash away the attachment on the molecular sieve 7, by the reverse intake pipe 2 that gets into of bleeder vent 20, discharge by exhaust pipe 30 again, can wash away reuse to impurity such as adsorbed nitrogen gas on the molecular sieve 7 through the impact of air current.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in the embodiments without departing from the principles and spirit of the invention, and the scope of the invention is to be accorded the full scope of the claims.

Claims

1. The utility model provides a molecular sieve oxygenerator which characterized in that: the oxygen-discharging tank comprises a tank body (1), wherein an oxygen-discharging pipe (31) is arranged at one end of the tank body (1), and a guide pipe (2) is arranged at the other end of the tank body (1);

one end of the draft tube (2) is inserted into the tank body (1) and is in contact with a molecular sieve (7) filled in the tank body (1);

be located be equipped with bleeder vent (20) on honeycomb duct (2) in jar body (1), through bleeder vent (20) evenly diffuse the air supply extremely in molecular sieve (7), and pass through oxygen-discharging pipe (31) will pass through the gaseous emission after molecular sieve (7) purify.

2. The molecular sieve oxygen generator according to claim 1, wherein: and the honeycomb duct (2) is also provided with a microporous membrane (9) with the diameter smaller than the diameter of the particles in the molecular sieve (7).

3. The molecular sieve oxygen generator according to claim 1, wherein: a screen (5) is arranged in the tank body (1), and the inside of the tank body (1) is divided into an oxygen generation cavity (4) and a buffer cavity (10) through the screen (5); wherein, the oxygen generation cavity (4) is filled with a molecular sieve (7).

4. The molecular sieve oxygen generator according to claim 3, wherein: oxygen generation chamber (4) with still be equipped with sieve nethike embrane (6) between cushion chamber (10), and pass through sieve nethike embrane (6) wall molecular sieve (7) with the contact of cushion chamber (10).

5. A molecular sieve oxygen generator according to claim 4, wherein: the screen (5) is positioned right above the screen film (6).

6. A molecular sieve oxygen generator according to any one of claims 1 to 5, wherein: the honeycomb duct (2) positioned outside the tank body (1) is connected and communicated with the arranged air inlet pipe (3) through the arranged exhaust gas pipe (30).

7. The molecular sieve oxygen generator according to claim 6, wherein: the waste gas exhaust pipe (30), the guide pipe (2) and the oxygen exhaust pipe (31) are respectively provided with an electromagnetic valve (8).

8. The molecular sieve oxygen generator according to claim 7, wherein: the exhaust amount of the exhaust pipe (30) is larger than the intake amount of the intake pipe (3).

9. The molecular sieve oxygen generator according to claim 3, wherein: the circle center of the flow guide pipe (2) is coincided with the oxygen making cavity (4) in a concentric mode.