CN212523118U

CN212523118U - Novel steam-water separation device

Info

Publication number: CN212523118U
Application number: CN202021001808.9U
Authority: CN
Inventors: 展锦楠; 吴松; 赵黎明; 严兆辉; 王五全
Original assignee: Qingdao Tianshi Oil And Gas Equipment Service Group Co Ltd
Current assignee: Qingdao Tianshi Oil And Gas Equipment Service Group Co Ltd
Priority date: 2020-06-04
Filing date: 2020-06-04
Publication date: 2021-02-12
Anticipated expiration: 2030-06-04

Abstract

The utility model relates to the field of gas-liquid separation devices, in particular to a novel steam-water separation device, which comprises a tank body, an air inlet pipeline, an exhaust pipeline, a drainage pipeline and a liquid level control pipeline, wherein the air inlet pipeline is arranged on and communicated with the side wall of the tank body; the liquid level control pipeline is communicated with the tank body and is positioned at a height position between the air inlet pipeline and the water drainage pipeline. The utility model injects the steam-water mixture along the tangential direction of the side wall of the tank body, and improves the separation efficiency and quality of gas and liquid by centrifugal separation; the spiral separation device is utilized to further improve the steam-water separation effect, and is suitable for different kinds of mixtures; the liquid level height in the tank body is adjusted through the liquid level control pipeline, and the pressure of the liquid in the tank body during discharge is adjusted.

Description

Novel steam-water separation device

Technical Field

The utility model belongs to the technical field of gas-liquid separation and specifically relates to a novel steam-water separation device.

Background

The existing vacuum degassing device adopts a steam-water separation method, wherein a gas mixture with a certain discharge capacity enters a tank body from the upper part of the tank body through an air inlet, is directly contacted with clean water at a certain speed, then is separated from liquid under the action of gravity, and is discharged through an exhaust hole. This mode of operation not only consumes large amounts of recycled fresh water, but also causes incomplete gas separation.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the above problem, provide a novel steam-water separation device, the technical scheme of its adoption as follows:

a novel steam-water separation device comprises a tank body, an air inlet pipeline, an exhaust pipeline, a water discharge pipeline and a liquid level control pipeline, wherein the air inlet pipeline is arranged on the side wall of the tank body and communicated with the side wall of the tank body; the liquid level control pipeline is communicated with the tank body and is positioned at the height position between the air inlet pipeline and the water drainage pipeline.

On the basis of the scheme, the spiral separation device comprises a fixing column, spiral blades and a baffle, wherein the fixing column is a hollow column body and is communicated with an exhaust pipeline, the spiral blades are arranged on the outer side of the fixing column and form a spiral channel, a plurality of exhaust ports are formed in the fixing column, the baffle is arranged below the fixing column and is in clearance with the fixing column, and the baffle is arranged above a liquid level control pipeline.

On the basis of the scheme, the upper part of the inner cavity of the fixed column is provided with an air pump.

Preferably, the cross section of the tank body is circular or nearly circular.

Preferably, the top of the tank body is provided with a cleaning pipeline communicated with the tank body.

Preferably, a sewage draining pipeline communicated with the side wall of the tank body is arranged on the side wall of the tank body, and the sewage draining pipeline is positioned below the water draining pipeline.

On the basis of the scheme, the tank body is fixedly connected with a threaded nipple at a position communicated with the corresponding pipeline.

The utility model has the advantages that: the steam-water mixture is injected along the tangential direction of the side wall of the tank body, and the separation efficiency and quality of gas and liquid are improved by centrifugal separation; the spiral separation device is utilized to further improve the steam-water separation effect, and is suitable for different kinds of mixtures; the liquid level height in the tank body is adjusted through the liquid level control pipeline, and the pressure of the liquid in the tank body during discharge is adjusted; the cleaning pipeline and the sewage draining pipeline are arranged, so that the cleanness of the equipment can be ensured in the using process.

Drawings

FIG. 1: the utility model discloses a front view of the structure;

FIG. 2: the utility model is a left view of the structure;

FIG. 3: the utility model is a structural plan view;

FIG. 4: the utility model discloses jar internal structure schematic diagram.

Detailed Description

The invention will be further explained with reference to the following figures and examples:

in the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; 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.

In the description of the present invention, it is to be understood that the terms "center", "length", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. 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.

As shown in fig. 1 to 3, a novel steam-water separation device comprises a tank body 1, an air inlet pipeline 4, an exhaust pipeline 5, a water discharge pipeline 7 and a liquid level control pipeline 3, wherein the air inlet pipeline 4 is arranged on the side wall of the tank body 1 and communicated with the side wall of the tank body 1, the air inlet pipeline 4 is arranged along the tangential direction of the side wall of the tank body 1, the exhaust pipeline 5 is arranged on the top of the tank body 1 and communicated with the top of the tank body 1, a steam-water mixture enters the tank body 1 along the air inlet pipeline 4 and moves circumferentially along the side wall of the tank body 1 under the action of an initial speed, at the moment, because the density difference between gas and liquid is large, the liquid in the mixture flows downwards along the inner wall of the tank body 1 under the action of centrifugal force and gravity, the gas in the mixture is separated and is concentrated on the upper part of the center. Preferably, the cross section of the tank body 1 is circular or nearly circular, so that the steam-water mixture can flow along the side wall of the tank body 1 more conveniently, and the steam-water separation effect is improved. The drainage pipeline 7 is arranged at the lower part of the side wall of the tank body 1 and is communicated with the lower part of the side wall of the tank body 1 for discharging the liquid in the tank body 1 to a vacuum device connected with a steam-water separation device. The liquid level control pipeline 3 sets up at jar 1 lateral wall and with jar body 1 intercommunication, is located the position of the height between air inlet pipeline 4 and the water drainage pipeline 7, guarantees through the break-make of liquid level control pipeline 3 that the liquid level in the jar body 1 maintains at a take the altitude, guarantees the pressure when jar internal 1 liquid of body discharges along water drainage pipeline 7 on the one hand, and the gaseous pressure in liquid level top is adjusted to on the other hand. The top of the tank body 1 is provided with a cleaning pipeline 6 communicated with the tank body, a sewage discharge pipeline 2 communicated with the tank body is arranged on the side wall of the tank body 1, the sewage discharge pipeline 2 is positioned below the drainage pipeline 7, preferably positioned at the bottom of the tank body 1, high-pressure liquid is injected into the tank body 1 through the cleaning pipeline 6, impurities such as rust and dirt formed on the inner wall of the tank body 1 are cleaned, and the impurities are discharged through the sewage discharge pipeline 2, so that the tank body 1 is cleaned. Preferably, the tank body 1 is fixedly connected with a threaded nipple in a communication position with a corresponding pipeline in a welding mode or the like, so that the tank body is conveniently connected with each pipeline and other branches.

When the steam-water mixture is difficult to separate, a spiral separating device can be further arranged, as shown in fig. 4, the spiral separating device comprises a fixed column 81, a spiral blade 82 and a baffle 84, the fixed column 81 is a hollow column body and is communicated with the exhaust pipeline 5, the spiral blade 82 is arranged on the outer side of the fixed column 81 and forms a spiral channel, a plurality of exhaust ports 83 are formed in the fixed column 81, the baffle 84 is arranged below the fixed column 81 and has a gap with the fixed column 81, and the baffle 84 is arranged above the liquid level control pipeline 3. The spiral channel is formed in the tank body 1 through the partition of the spiral blade 82, so that the moving path of the steam-water mixture is prolonged, and gas and liquid in the steam-water mixture can be fully separated. A gap is reserved between the spiral blade 82 and the side wall of the tank body 1, so that liquid can directly flow downwards along the tank body 1 without flowing along the spiral blade 82, and the contact time with gas is prolonged. The separated gas can enter the cavity in the fixed column 81 through the gas outlet 83, and then is discharged out of the tank 1 through the gas discharge pipeline 5. The gas is blocked by moving downward to the baffle 84, and then is sent upward through the cavity at the bottom of the fixing post 81. Preferably, the upper part of the inner cavity of the fixing column 81 is provided with an air pump to further help gas to be discharged, the air pump is provided with a smaller vacuum degree, and a filtrate plate can be arranged at the inlet of the air pump to prevent liquid from being brought out during air suction.

The present invention has been described above by way of example, but the present invention is not limited to the above-mentioned embodiments, and any modification or variation based on the present invention is within the scope of the present invention.

Claims

1. A novel steam-water separation device is characterized by comprising a tank body (1), an air inlet pipeline (4), an exhaust pipeline (5), a water discharge pipeline (7) and a liquid level control pipeline (3), wherein the air inlet pipeline (4) is arranged on the side wall of the tank body (1) and communicated with the side wall of the tank body, the air inlet pipeline (4) is arranged along the tangential direction of the side wall of the tank body (1), the exhaust pipeline (5) is arranged at the top of the tank body (1) and communicated with the top of the tank body, and the water discharge pipeline (7) is arranged at the lower part of the side wall of the tank body (1) and communicated with the; the liquid level control pipeline (3) is communicated with the tank body (1) and is positioned at a height position between the air inlet pipeline (4) and the drainage pipeline (7).

2. The novel steam-water separation device is characterized by further comprising a spiral separation device, wherein the spiral separation device comprises a fixing column (81), a spiral blade (82) and a baffle plate (84), the fixing column (81) is a hollow cylinder and is communicated with the exhaust pipeline (5), the spiral blade (82) is arranged on the outer side of the fixing column (81) and forms a spiral channel, a plurality of exhaust ports (83) are formed in the fixing column (81), the baffle plate (84) is arranged below the fixing column (81) and has a gap with the fixing column (81), and the baffle plate (84) is arranged above the liquid level control pipeline (3).

3. The novel steam-water separation device as claimed in claim 2, characterized in that a suction pump is arranged at the upper part of the inner cavity of the fixed column (81).

4. A novel steam-water separator according to claim 1, characterized in that the cross section of the tank (1) is circular or nearly circular.

5. A novel steam-water separation device according to claim 1, characterized in that a cleaning pipeline (6) communicated with the tank body (1) is arranged at the top of the tank body.

6. A novel steam-water separation device according to claim 1, characterized in that a sewage discharge pipeline (2) communicated with the side wall of the tank body (1) is arranged on the side wall of the tank body, and the sewage discharge pipeline (2) is positioned below a water discharge pipeline (7).

7. A novel steam-water separation device according to any one of claims 1 to 6, characterized in that a threaded nipple is fixedly connected to the tank body (1) at a position communicating with a corresponding pipeline.