CN217855062U

CN217855062U - Gas-water separation device

Info

Publication number: CN217855062U
Application number: CN202222069760.0U
Authority: CN
Inventors: 刘松源; 王英; 徐勋高; 盛欢; 刘超
Original assignee: China Automotive Innovation Co Ltd
Current assignee: China Automotive Innovation Co Ltd
Priority date: 2022-08-08
Filing date: 2022-08-08
Publication date: 2022-11-22
Anticipated expiration: 2032-08-08

Abstract

The utility model discloses a gas-water separation device belongs to separator technical field. The gas-water separation device of the utility model comprises an outer cylinder, an inner cylinder and an exhaust pipe, wherein the outer cylinder is of a structure with two closed ends, and the bottom wall of the outer cylinder is provided with a plurality of drain holes; one side of the outer barrel is provided with an air inlet, and the center line of the air inlet does not intersect with the center line of the outer barrel; the inner cylinder is of a structure with two open ends, the bottom end of the inner cylinder is connected to the bottom wall of the outer cylinder, the top end of the inner cylinder is positioned between the air inlet and the top wall of the outer cylinder, and a first separation flow channel is formed between the inner cylinder and the outer cylinder; the bottom end of the exhaust pipe extends into the inner cylinder, the top end of the exhaust pipe penetrates out of the top wall of the outer cylinder, and a second separation flow channel is formed between the exhaust pipe and the inner cylinder. The gas-liquid mixture enters the first separation flow channel from the gas inlet and flows in the first separation flow channel in a rotating mode, and liquid drops with larger particle sizes can be separated; the gas-liquid mixture after primary separation enters the second separation flow channel, the flow velocity is reduced, liquid drops with smaller particle size can be separated, and the separation efficiency is improved.

Description

Gas-water separation device

Technical Field

The utility model relates to a separator technical field especially relates to a gas-water separation device.

Background

Water is continuously generated during the operation of the fuel cell, and in order to improve the utilization rate of the fuel, a gas-water separator is generally used to separate a gas-liquid mixture containing the fuel gas.

The common gas-water separator mainly comprises a centrifugal type and a baffle type, and most of the existing centrifugal type gas-water separators adopt a single rotating flow channel and utilize centrifugal force to realize gas-water separation. The liquid drops separated by the method have single particle size range and low separation efficiency.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a gas-water separation device can separate out the liquid drop of different particle diameters, has improved separation efficiency.

In order to realize the purpose, the following technical scheme is provided:

gas-water separation device includes:

the outer barrel is of a structure with two closed ends, and the bottom wall of the outer barrel is provided with a plurality of drain holes; an air inlet is formed in one side of the outer barrel, and the center line of the air inlet and the center line of the outer barrel do not intersect;

the inner cylinder is of a structure with two open ends, the bottom end of the inner cylinder is connected to the bottom wall of the outer cylinder, the top end of the inner cylinder is located between the air inlet and the top wall of the outer cylinder, and a first separation flow channel is formed between the inner cylinder and the outer cylinder;

the bottom end of the exhaust pipe extends into the inner cylinder, the top end of the exhaust pipe penetrates out of the top wall of the outer cylinder, and a second separation flow channel is formed between the exhaust pipe and the inner cylinder.

As an alternative of the gas-water separation device, the gas inlet is connected with a gas inlet pipe, the gas inlet pipe is provided with an inlet end and an outlet end, and the outlet end is connected with the gas inlet;

the caliber of the inlet end is larger than that of the outlet end.

As an alternative to the gas-water separation device, the inner diameter of the inlet pipe is gradually reduced from the inlet end to the outlet end.

As an alternative of the gas-water separation device, the plurality of drain holes comprise a plurality of outer drain holes positioned outside the inner cylinder;

the plurality of drain holes also comprise a plurality of inner drain holes positioned in the inner cylinder.

As an alternative of the gas-water separation device, the top end of the exhaust pipe is flush with the top surface of the outer cylinder.

As an alternative of the gas-water separation device, the air inlet is arranged close to the bottom end of the outer barrel.

As an alternative of the gas-water separation device, the distance between the top end of the inner cylinder and the bottom wall of the outer cylinder is L1, the distance between the top end of the inner cylinder and the top wall of the outer cylinder is L2, and then L1 is larger than L2.

As an alternative of the gas-water separation device, the distance between the bottom end of the exhaust pipe and the bottom end of the inner cylinder is H1, the distance between the bottom end of the exhaust pipe and the top end of the inner cylinder is H2, and H1 is less than H2.

As an alternative of the gas-water separation device, the inner wall of the inner barrel is provided with a groove extending along the axial direction of the inner barrel.

As an alternative of the gas-water separation device, the grooves are arranged in a plurality and are arranged at intervals along the circumferential direction of the inner barrel.

As an alternative to the gas-water separation device, the length of the groove is less than the height of the inner barrel, and the groove extends upwards from the bottom end of the inner barrel.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses a gas-water separation device, the central line of air inlet and the central line disjunctor of urceolus, the great gas-liquid mixture of velocity of flow gets into first separation runner from the air inlet, and rotatory flow in first separation runner, the great liquid drop of particle diameter is separated out to the first separation runner of accessible, and the gas-liquid mixture through elementary separation gets into the second separation runner again, and the velocity of flow reduces, and the less liquid drop of particle diameter is separated out to the accessible second separation runner, and then has improved separation efficiency.

Drawings

FIG. 1 is a first schematic structural diagram of a gas-water separation device in an embodiment of the present invention;

FIG. 2 is a sectional view of the gas-water separation apparatus according to the embodiment of the present invention;

FIG. 3 is a schematic structural diagram of a gas-water separation device in an embodiment of the present invention;

FIG. 4 is a third schematic structural view of a gas-water separation device in an embodiment of the present invention;

fig. 5 is a schematic structural diagram of a gas-water separation device in an embodiment of the present invention.

Reference numerals:

1. an outer cylinder; 111. an outer drainage hole; 112. an inner drain hole; 13. an air inlet; 2. an inner barrel; 21. a groove; 3. an exhaust pipe; 4. a first separation flow path; 5. a second separation flow path; 6. an air inlet pipe; 61. an inlet end; 62. and an outlet end.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. 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.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description of the present invention and simplification of description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; either mechanically or electrically. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the recitation of a first feature "on" or "under" a second feature may include the recitation of the first and second features being in direct contact, and may also include the recitation of the first and second features not being in direct contact, but being in contact with another feature between them. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Reference will now be made in detail to the 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 functions throughout. The embodiments described below with reference to the accompanying drawings are exemplary only for explaining the present invention, and should not be construed as limiting the present invention.

As shown in fig. 1-5, the present embodiment provides a gas-water separation device, which includes an outer cylinder 1, an inner cylinder 2 and an exhaust pipe 3, wherein the outer cylinder 1 is a structure with two closed ends, and the bottom wall of the outer cylinder 1 is provided with a plurality of drainage holes; one side of the outer cylinder 1 is provided with an air inlet 13, and the center line of the air inlet 13 does not intersect with the center line of the outer cylinder 1; the inner cylinder 2 is of a structure with two open ends, the bottom end of the inner cylinder 2 is connected to the bottom wall of the outer cylinder 1, the top end of the inner cylinder 2 is positioned between the air inlet 13 and the top wall of the outer cylinder 1, and a first separation flow channel 4 is formed between the inner cylinder 2 and the outer cylinder 1; the bottom end of the exhaust pipe 3 extends into the inner cylinder 2, the top end of the exhaust pipe 3 penetrates out of the top wall of the outer cylinder 1, and a second separation flow passage 5 is formed between the exhaust pipe 3 and the inner cylinder 2.

The central line of the gas inlet 13 does not intersect with the central line of the outer cylinder 1, the gas-liquid mixture with a large flow velocity enters the first separation flow channel 4 from the gas inlet 13, and flows in the first separation flow channel 4 in a rotating manner, so that liquid drops with a large particle size can be separated through the first separation flow channel 4; the gas-liquid mixture after primary separation enters the second separation flow channel 5 again, the flow velocity is reduced, liquid drops with smaller particle size can be separated through the second separation flow channel 5, and the separation efficiency is further improved. Finally, the separated gas is discharged from the gas discharge pipe 3, and the separated liquid droplets are discharged downward along the cylindrical walls of the outer cylinder 1 and the inner cylinder 2 through the water discharge holes.

By way of example, droplets with a particle size of 0.03mm to 0.05mm can be separated in the first separation flow channel 4; in the second separation flow channel 5, droplets having a particle size of 0.03mm to 0.05mm can be separated.

Optionally, the plurality of water drainage holes include a plurality of outer water drainage holes 111 located outside the inner cylinder 2, and the liquid droplets separated in the first separation flow channel 4 can be drained downward along the inner wall of the outer cylinder 1 and the outer wall of the inner cylinder 2 through the outer water drainage holes 111 in time; the plurality of water drainage holes also comprise a plurality of inner water drainage holes 112 positioned in the inner cylinder 2, and the liquid drops separated in the second separation flow passage 5 can be drained downwards along the inner wall of the inner cylinder 2 and the outer wall of the exhaust pipe 3 through the inner water drainage holes 112 in time.

Optionally, the air inlet 13 is connected with an air inlet pipe 6, the air inlet pipe 6 is provided with an inlet end 61 and an outlet end 62, and the outlet end 62 is connected with the air inlet 13; the aperture of the inlet end 61 is larger than the aperture of the outlet end 62, in other words, the flow area of the inlet end 61 is larger than the flow area of the outlet end 62, so that the gas-liquid mixture passing through the gas inlet pipe 6 can be accelerated, the gas-liquid mixture has enough initial speed to enter the first separation flow channel 4, the centrifugal force is improved, and the separation efficiency is improved.

Alternatively, the inner diameter of the inlet pipe 6 decreases gradually from the inlet end 61 to the outlet end 62. So set up for the inner wall of intake pipe 6 is from entrance point 61 to exit end 62 smooth transition, can not produce the effect of blockking to the gas-liquid mixture, so that the velocity of flow that gets into the gas-liquid mixture in intake pipe 6 steadily promotes.

In this embodiment, the top end of the exhaust pipe 3 is flush with the top surface of the outer cylinder 1, so that the space occupied by the outer cylinder 1 is not increased, and the layout is convenient. Of course, in other embodiments, the top end of the exhaust pipe 3 may also extend outside the top surface of the outer cylinder 1 so as to be butted with other pipelines.

In order to extend the time period for which the gas-liquid mixture flows in the first separation flow passage 4, the gas inlet 13 is provided near the bottom end of the outer tube 1 so that the gas-liquid mixture can be sufficiently separated in the first separation flow passage 4, which is advantageous for improving the separation efficiency.

Further, if the distance between the top end of the inner cylinder 2 and the bottom wall of the outer cylinder 1 is L1 and the distance between the top end of the inner cylinder 2 and the top wall of the outer cylinder 1 is L2, L1 > L2, so that the inner cylinder 2 has a sufficient height to extend the time period during which the gas-liquid mixture flows in the first separation flow passage 4, thereby facilitating the gas-liquid mixture to be sufficiently separated.

Optionally, the distance between the bottom end of the exhaust pipe 3 and the bottom end of the inner cylinder 2 is H1, and the distance between the bottom end of the exhaust pipe 3 and the top end of the inner cylinder 2 is H2, then H1 is less than H2. The gas-liquid mixture after the preliminary separation enters the second separation flow channel 5 from the top end of the inner cylinder 2, and by the arrangement, the flowing time of the gas-liquid mixture in the second separation flow channel 5 can be prolonged, and the gas-liquid mixture is promoted to be fully separated.

Optionally, the inner wall of the inner barrel 2 is provided with grooves 21 extending axially along the inner barrel 2. The gas-liquid mixture is separated in the second separation flow channel 5, liquid drops attached to the inner wall of the inner cylinder 2 can flow into the groove 21 under the action of the airflow, so that the groove 21 can keep the liquid drops, the liquid drops are prevented from flowing along the circumferential direction of the inner wall of the inner cylinder 2 under the action of the airflow, the liquid drops are promoted to gather and flow into the drain hole rapidly, the phenomenon that the airflow carries the liquid drops attached to the inner wall of the inner cylinder 2 is reduced, and the separation efficiency is guaranteed.

Alternatively, the grooves 21 are provided in plural, and the plural grooves 21 are provided at intervals in the circumferential direction of the inner cylinder 2. By such arrangement, liquid drops can rapidly enter the nearest groove 21 under the action of the air flow, and the air flow is prevented from carrying the liquid drops attached to the inner wall of the inner cylinder 2.

Optionally, the length of the groove 21 is smaller than the height of the inner cylinder 2, and the groove 21 extends upwards from the bottom end of the inner cylinder 2, so that on one hand, liquid droplets entering the groove 21 can flow into the drain hole along the groove 21 to play a role in guiding the liquid droplets, and on the other hand, the liquid droplets can be prevented from flowing out of the inner cylinder 2 from the top end of the groove 21 under the action of air flow, and the separation efficiency can be ensured.

It should be noted that the foregoing is only a preferred embodiment of the present invention and the technical principles applied. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail with reference to the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the scope of the present invention.

Claims

1. Gas-water separation equipment, its characterized in that includes:

the water-saving washing machine comprises an outer barrel (1), wherein the outer barrel (1) is of a structure with two closed ends, and a plurality of water drainage holes are formed in the bottom wall of the outer barrel (1); an air inlet (13) is formed in one side of the outer barrel (1), and the center line of the air inlet (13) is not intersected with the center line of the outer barrel (1);

the inner cylinder (2) is of a structure with two open ends, the bottom end of the inner cylinder (2) is connected to the bottom wall of the outer cylinder (1), the top end of the inner cylinder (2) is located between the air inlet (13) and the top wall of the outer cylinder (1), and a first separation flow channel (4) is formed between the inner cylinder (2) and the outer cylinder (1);

the bottom end of the exhaust pipe (3) extends into the inner barrel (2), the top end of the exhaust pipe (3) penetrates out of the top wall of the outer barrel (1), and a second separation flow channel (5) is formed between the exhaust pipe (3) and the inner barrel (2).

2. The gas-water separation device according to claim 1, wherein an air inlet pipe (6) is connected to the air inlet (13), the air inlet pipe (6) is provided with an inlet end (61) and an outlet end (62), and the outlet end (62) is connected with the air inlet (13);

the aperture of the inlet end (61) is larger than the aperture of the outlet end (62).

3. The gas-water separation device according to claim 2, characterized in that the inner diameter of the inlet pipe (6) is gradually reduced from the inlet end (61) to the outlet end (62).

4. The gas-water separation device according to claim 1, wherein the plurality of drain holes comprise a plurality of outer drain holes (111) located outside the inner barrel (2);

the plurality of drain holes also comprise a plurality of inner drain holes (112) positioned in the inner cylinder (2).

5. The gas-water separation device according to claim 1, wherein the top end of the exhaust pipe (3) is flush with the top surface of the outer cylinder (1).

6. The gas-water separation device of claim 1, wherein the air inlet (13) is arranged near the bottom end of the outer cylinder (1).

7. The gas-water separation device according to claim 6, wherein the distance between the top end of the inner cylinder (2) and the bottom wall of the outer cylinder (1) is L1, and the distance between the top end of the inner cylinder (2) and the top wall of the outer cylinder (1) is L2, so that L1 is greater than L2.

8. The gas-water separation device according to claim 1, wherein the distance between the bottom end of the exhaust pipe (3) and the bottom end of the inner cylinder (2) is H1, and the distance between the bottom end of the exhaust pipe (3) and the top end of the inner cylinder (2) is H2, then H1 < H2.

9. The gas-water separation device according to claim 1, characterized in that the inner wall of the inner barrel (2) is provided with grooves (21) extending along the axial direction of the inner barrel (2).

10. The gas-water separation device according to claim 9, wherein a plurality of grooves (21) are provided, and the plurality of grooves (21) are arranged at intervals along the circumferential direction of the inner barrel (2).

11. The gas-water separation device according to claim 10, wherein the length of the groove (21) is less than the height of the inner barrel (2), and the groove (21) extends upwards from the bottom end of the inner barrel (2).