CN212731383U

CN212731383U - Steam-water separation device

Info

Publication number: CN212731383U
Application number: CN202021383745.8U
Authority: CN
Inventors: 谢君辉; 刘东平; 何华明; 薛凤丽
Original assignee: Zhejiang Junhua Shiye New Energy Equipment Co ltd
Current assignee: Zhejiang Junhua Shiye New Energy Equipment Co ltd
Priority date: 2020-07-14
Filing date: 2020-07-14
Publication date: 2021-03-19
Anticipated expiration: 2030-07-14

Abstract

The application discloses a steam-water separation device, which comprises a barrel body, wherein a steam-water inlet, a steam outlet and a water outlet are formed in the barrel body, the barrel body comprises an upper barrel body and a lower barrel body which are communicated with each other, the steam-water inlet is formed in the side wall of the upper end of the upper barrel body, the axial line of the steam-water inlet deviates from the axial line of the upper barrel body, a separation inner barrel is arranged on an upper cover plate of the upper barrel body, the length of the separation inner barrel is smaller than that of the upper barrel body, and the steam outlet communicated with the separation inner barrel is formed in the upper cover; the water outlet is arranged on the lower barrel. Carry out the rotation separation in the barrel in the steam-water entering in this application, the steam that density is light gets rid of to the center in the steam-water, gets into the separation inner tube by separation inner tube lower part to carry out gravity separation once more in the separation inner tube, and the great water of density then adheres to the wall and flows downwards and get into down in the barrel, can effectual improvement steam-water separation effect under the dual function through gravity and screw force, thereby the water content of effectual reduction steam.

Description

Steam-water separation device

Technical Field

The application relates to the technical field of steam-water separation of miniature boilers, in particular to a steam-water separation device.

Background

The steam-water separation in the industrial field generally adopts the structure separation of an underwater pore plate, a slit baffle, a steel wire mesh, a corrugated plate and a cyclone separator, adopts multi-stage separation with higher requirements on the steam quality, but has larger requirements on the steam space and the water space of a boiler barrel. The steam space is insufficient, the steam water content is high easily, the water space is insufficient, water level fluctuation is easily caused, water carries steam to participate in next circulation, and a water circulation accident is caused.

Most of the small boilers are usually water-steam gravity natural separation, as shown in fig. 1, water enters from an inlet, passes through a middle steam outlet pipe, and is sent out from a steam outlet, and in the process, water is gathered at the bottom under the action of gravity. However, the separator has the defects of poor separation effect and high steam water content.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem that above-mentioned separation effect is not good, steam moisture content is higher, this application provides a steam-water separation device.

The application provides a steam-water separation device adopts following technical scheme:

a steam-water separation device comprises a cylinder body, wherein a steam-water inlet, a steam outlet and a water outlet are formed in the cylinder body, the cylinder body comprises an upper cylinder body and a lower cylinder body which are communicated with each other, the steam-water inlet is formed in the side wall of the upper end of the upper cylinder body, the axial line of the steam-water inlet deviates from the axial line of the upper cylinder body, a separation inner cylinder is arranged on an upper cover plate of the upper cylinder body, the length of the separation inner cylinder is smaller than that of the upper cylinder body, and the upper cover plate is provided with the steam outlet communicated with the separation inner cylinder; the water outlet is arranged on the lower barrel.

Through adopting above-mentioned technical scheme, steam gets into and carries out the rotation separation in the barrel, and the steam that density is light in the steam gets rid of to the center, gets into the separation inner tube by separation inner tube lower part to carry out gravity separation once more in the separation inner tube, and the great water of density then adheres to the wall and flows downwards and gets into down in the barrel, can effectual improvement steam-water separation effect under the dual function through gravity and screw force, thereby the water content of effectual reduction steam.

More preferably: the diameter of the lower barrel is smaller than that of the upper barrel, a conical connecting section is arranged between the lower barrel and the upper barrel, the top of the conical connecting section is connected with the upper barrel, and the bottom of the conical connecting section is connected with the lower barrel.

By adopting the technical scheme, the steam space is larger, and a better separation effect can be achieved.

More preferably: the inner side walls of the lower barrel and the conical connecting section are at least provided with a water stabilizing plate, and the surface of the water stabilizing plate is positioned on the axis of the lower barrel.

Through adopting above-mentioned technical scheme, because rotatory inertial force acts on, the water that separates has certain speed, consequently blocks through steady water board in order to weaken the momentum for the momentum of water can not impact the aquatic in the barrel down, in order to reach the effect of stabilizing separator water space water level.

More preferably: and a sewage draining outlet is formed in the lower cover plate at the bottom of the lower barrel.

Through adopting above-mentioned technical scheme, the drain sets up and to regularly carry out the blowdown, can be with the accumulational impurity discharge on the barrel down.

More preferably: the water outlet is positioned on the lower cover plate at the bottom of the lower barrel, and the water outlet extends into the lower barrel and is higher than the sewage draining outlet.

Through adopting above-mentioned technical scheme, avoid impurity to discharge from the delivery port to can be better discharge impurity from the drain.

More preferably: the lower extreme of water stabilizing plate is supported and is located on the delivery port, just the bottom of water stabilizing plate is along the width gradually big setting of barrel axis direction down.

Through adopting above-mentioned technical scheme, can restrain the production of delivery port whirl when water to the stability of guarantee water level that can be further.

More preferably: the water stabilizing plates are four and are uniformly distributed around the axial line of the lower cylinder body.

By adopting the technical scheme and the four designs, the water level stabilizing device can have a better water level stabilizing effect.

More preferably: the steam-water separation device further comprises a water level meter sleeve, a liquid level meter is arranged at the top of the water level meter sleeve, the bottom of the water level meter sleeve is communicated with the interior of the lower barrel, an exhaust pipe is connected between the side wall of the conical connecting section and the side wall of the water level meter sleeve, and two ends of the exhaust pipe are respectively communicated with the conical connecting section and the water level meter sleeve.

Through adopting above-mentioned technical scheme, set up the level gauge in the water level gauge sleeve pipe, can reduce the influence of water level stability to the level gauge to make the detection of level gauge more accurate.

More preferably: the exhaust pipe extends towards the conical connecting section and is connected with a water level gauge stabilizing cover, and an opening which is arranged downwards is formed in the water level gauge stabilizing cover.

Through adopting above-mentioned technical scheme, the setting of cover is stabilized to the fluviograph, forms the opening of giving vent to anger of blast pipe down, and then avoids inside steam to cause to get into the fluviograph sleeve pipe from the blast pipe because of the rotation to influence the detection accuracy of fluviograph.

More preferably: and the separation inner cylinder is provided with an overflow small hole.

Through adopting above-mentioned technical scheme for water on the separation inner tube can flow out from the overflow aperture, avoids steam to get into the atmospheric pressure that forms from the bottom and leads to water to be difficult for flowing downwards under the action of gravity, thereby leads to the steam water content to increase.

In summary, the present application has the following beneficial effects:

1. under the combined action of gravity and rotating force, the water-steam separation effect is effectively improved, and the space occupied by steam-water separation can be reduced;

2. the setting of cover is stabilized to steady water board, fluviograph sleeve pipe, fluviograph, effectively improves the stability of water level in the use, the accuracy that the guarantee fluviograph detected.

Drawings

FIG. 1 is a schematic diagram of a prior art configuration;

FIG. 2 is a first structural schematic diagram of the present embodiment, showing the structure of the interior of the cylinder and the water stabilizing plate;

FIG. 3 is a second structural view of the present embodiment, showing the structure of the interior of the cylinder and the water stabilizing plate;

fig. 4 is a plan view of the present embodiment.

In the figure, 1, inlet; 2. an air outlet cylinder; 3. a steam outlet; 100. an upper cylinder body; 110. an upper cover plate; 120. a steam outlet; 200. a lower cylinder body; 210. a lower cover plate; 220. a water outlet; 230. a sewage draining outlet; 300. a steam-water inlet; 400. separating the inner barrel; 410. overflow small holes; 500. a tapered connecting section; 600. a water stabilizing plate; 700. a water gauge sleeve; 710. an exhaust pipe; 800. a liquid level meter; 900. a water gauge stabilizing cover; 910. and (4) opening.

Detailed Description

The present application is described in further detail below with reference to the attached drawings.

In the description of the present application, it is to be understood that the terms "upper", "lower", "left", "right", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present application and simplifying the description, and do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present application.

A steam-water separation device comprises a cylinder body which is divided into an upper cylinder body 100, a lower cylinder body 200 and a conical connecting section 500, wherein the upper cylinder body 100 and the lower cylinder body 200 are cylindrical, the diameter of the upper cylinder body 100 is larger than that of the lower cylinder body 200, and the conical connecting section 500 is connected with the upper cylinder body 100 and the lower cylinder body 200.

The top of the upper cylinder 100 is provided with an upper cover plate 110 for sealing, the sidewall of the upper cylinder 100 is provided with a steam inlet 300, and the steam inlet 300 is located at the top of the upper cylinder 100. Wherein, the axis of the steam water inlet 300 is deviated from the axis of the upper cylinder 100, so that the steam water can automatically form a spiral force after entering from the steam water inlet 300.

The upper cover plate 110 is provided with a steam outlet 120, and the steam outlet 120 is communicated with the upper cylinder 100. The inner side of the upper cover plate 110 is provided with a separation inner cylinder 400, the steam outlet 120 and the upper cylinder 100 are coaxially arranged, and the diameter of the separation inner cylinder 400 is larger than that of the steam outlet 120. Wherein, the length of the separation inner cylinder 400 is less than that of the upper cylinder 100, and the specific length and diameter are determined according to actual conditions. The bottom of the separation inner cylinder 400 is provided with an opening 910, a plurality of overflow small holes 410 are distributed on the side wall of the separation inner cylinder 400, the overflow small holes 410 penetrate through the side wall of the separation inner cylinder 400, the number of the overflow small holes 410 is 3 in the embodiment, the overflow small holes 410 are positioned at the lower half position of the separation inner cylinder 400 and are uniformly distributed around the axial lead of the separation inner cylinder 400 (the uniform distribution is a preferred mode, and can be non-uniform or not arranged at the same horizontal position).

As shown in fig. 2 and 3, the tapered coupling section 500 includes an upper cylindrical portion coupled to the upper cylinder 100 and a lower tapered portion coupled to the lower cylinder 200. The bottom of the lower cylinder 200 is provided with a lower cover plate 210, the lower cover plate 210 is provided with a water outlet 220 and a sewage draining exit 230, the water outlet 220 is arranged at the center of the lower cover plate 210, the sewage draining exit 230 is positioned at one side of the water outlet 220, and the water outlet 220 extends into the lower cylinder 200 and is higher than the sewage draining exit 230 on the lower cover plate 210.

As shown in fig. 3 and 4, a water stabilizing plate 600 is disposed on the inner side wall of the lower cylinder 200 and the conical connection section 500, the surface of the water stabilizing plate 600 is located on the axial line of the lower cylinder 200, the lower end of the water stabilizing plate 600 abuts against the water outlet 220, and the bottom of the water stabilizing plate 600 is gradually wider along the axial line of the lower cylinder 200.

As shown in fig. 3, a water level gauge sleeve 700 is disposed at one side of the cylinder, a liquid level gauge 800 is disposed at the top of the water level gauge sleeve 700, the bottom of the water level gauge sleeve is communicated with the inside of the lower cylinder 200, an exhaust pipe 710 is connected between the side wall of the tapered connecting section 500 and the side wall of the water level gauge sleeve 700, and both ends of the exhaust pipe 710 are respectively communicated with the tapered connecting section 500 and the water level gauge sleeve 700. The exhaust pipe 710 extends into the tapered connection section 500 to connect with a water level gauge stabilizing cover 900, and the water level gauge stabilizing cover 900 is provided with a downward opening 910.

The working principle is as follows: the steam water is fed from the steam water inlet 300 and enters the upper cylinder 100 for rotary separation, the steam with light density in the steam water is thrown to the center and enters the separation inner cylinder 400 from the lower part of the separation inner cylinder 400, and the steam is sent out from the steam outlet 120. Water drops are formed on the inner wall of the separation inner cylinder 400, larger water flows downwards along the wall to enter the lower cylinder 200, and part of water flows out of the overflow small holes 410 under the action of steam pressure.

The dense water flows downward while rotating on the upper cylinder 100 due to the rotational inertia force, and after the water enters the lower cylinder 200 of the tapered connection section 500, the water still has a certain speed, and is blocked by the water stabilizing plate 600 to reduce momentum, so that the water flows downward in the vertical direction.

The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.

Claims

1. The utility model provides a steam-water separation device, includes the barrel, be provided with soda import (300), steam outlet (120) and delivery port (220) on the barrel, characterized by: the steam-water separation device comprises a barrel body and a steam-water separation device, wherein the barrel body comprises an upper barrel body (100) and a lower barrel body (200) which are communicated with each other, a steam-water inlet (300) is formed in the side wall of the upper end of the upper barrel body (100), the axial line of the steam-water inlet (300) deviates from the axial line of the upper barrel body (100), a separation inner barrel (400) is arranged on an upper cover plate (110) of the upper barrel body (100), the length of the separation inner barrel (400) is smaller than that of the upper barrel body (100), and a steam outlet (120) communicated with the separation inner barrel (400); the water outlet (220) is arranged on the lower cylinder body (200).

2. A steam-water separator according to claim 1, wherein: the diameter of the lower cylinder body (200) is smaller than that of the upper cylinder body (100), a conical connecting section (500) is arranged between the lower cylinder body (200) and the upper cylinder body (100), the top of the conical connecting section (500) is connected with the upper cylinder body (100), and the bottom of the conical connecting section is connected with the lower cylinder body (200).

3. A steam-water separator according to claim 2, wherein: the inner side walls of the lower cylinder (200) and the conical connecting section (500) are at least provided with a water stabilizing plate (600), and the surface of the water stabilizing plate (600) is positioned on the axis of the lower cylinder (200).

4. A steam-water separator according to claim 3, wherein: a sewage draining outlet (230) is arranged on the lower cover plate (210) at the bottom of the lower barrel (200).

5. A steam-water separator according to claim 4, characterized in that: the water outlet (220) is positioned on the lower cover plate (210) at the bottom of the lower barrel (200), and the water outlet (220) extends into the lower barrel (200) and is higher than the sewage draining outlet (230).

6. A steam-water separator according to claim 5, characterized in that: the lower extreme of steadying water board (600) supports and locates on delivery port (220), just steady water board (600) bottom is along the width of barrel (200) axial lead direction down and is set up gradually greatly.

7. A steam-water separator according to claim 3, wherein: the four water stabilizing plates (600) are uniformly distributed around the axial lead of the lower cylinder body (200).

8. A steam-water separator according to claim 2, wherein: the steam-water separation device further comprises a water level meter sleeve (700), the top of the water level meter sleeve (700) is provided with a liquid level meter (800), the bottom of the water level meter sleeve is communicated with the interior of the lower barrel (200), an exhaust pipe (710) is connected between the side wall of the conical connecting section (500) and the side wall of the water level meter sleeve (700), and two ends of the exhaust pipe (710) are respectively communicated with the conical connecting section (500) and the water level meter sleeve (700).

9. A steam-water separator according to claim 8, wherein: the exhaust pipe (710) extends towards the conical connecting section (500) and is connected with a water level gauge stabilizing cover (900), and the water level gauge stabilizing cover (900) is provided with an opening (910) which is arranged downwards.

10. A steam-water separator according to claim 1, wherein: an overflow small hole (410) is arranged on the separation inner cylinder (400).