CN209771653U - Steam liquid separating tank - Google Patents

Abstract

The utility model discloses a vapor liquid separating tank, belonging to the technical field of vapor-liquid separation devices, comprising a tank body, wherein the top of the tank body is provided with a vapor outlet, a first pore plate and a second pore plate are arranged inside the tank body, the first pore plate is positioned between the second pore plate and the vapor outlet, and the first pore plate is right opposite to the vapor outlet; a delivery conduit located below the second orifice plate, the delivery conduit configured to pass the vapor-liquid mixture into the tank body; the continuous blow-off pipe is arranged in the tank body, and a blow-off port is formed in the continuous blow-off pipe and is configured to discharge impurities on the water surface in the tank body. The utility model discloses a second orifice plate cuts the bubble that steam produced into pieces, separates steam and liquid water once more through first orifice plate for the volume of the liquid water that steam carried reaches the minimum, realizes the purification to steam, improves the quality of steam. Through continuous blow off pipe, discharge the water foam and impurity etc. on the surface of water outside the jar, improve the quality of steam.

Description

Steam liquid separating tank

Technical Field

The utility model relates to a vapour-liquid separation technical field especially relates to a vapour divides fluid reservoir.

Background

At present, qualified steam with certain temperature and pressure is required in the production process of many processes, but the steam generated in a heat exchange structure such as a heat exchanger is mixed with water, and the steam carries various chemical impurities (such as salt). Taking a heat exchanger as an example, in occasions such as a power station and a marine boiler, a superheater is connected to the downstream of the heat exchanger to further heat steam in the heat exchanger from a saturation temperature to a superheating temperature, if the steam in the heat exchanger carries more water, after the steam enters the superheater, the water is easily attached to a pipeline in the superheater, chemical impurities in the water, such as salt and salt, are accumulated on the pipeline wall to generate salt scale, so that normal heat transfer of the pipeline is prevented, the temperature of the pipeline is increased, and even the pipeline is possibly burnt out.

Therefore, a steam liquid separating tank is needed to separate steam and liquid water carried by the steam, purify the steam and improve the quality of the steam.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a vapour divides fluid reservoir realizes improving the quality of steam to the purification of steam.

as the conception, the utility model adopts the technical proposal that:

A vapor dispensing canister comprising:

The steam outlet is formed in the top of the tank body, a first pore plate and a second pore plate are arranged in the tank body, the first pore plate is positioned between the second pore plate and the steam outlet, and the first pore plate is right opposite to the steam outlet;

A delivery conduit located below the second orifice plate, the delivery conduit configured to pass a vapor-liquid mixture into the tank body;

the continuous sewage discharge pipe is arranged in the tank body, and a sewage discharge outlet is formed in the continuous sewage discharge pipe and is configured to discharge impurities on the water surface in the tank body.

further, the conveying pipeline comprises an ascending pipe and a descending pipe, the ascending pipe and the descending pipe are both communicated with the tank body, the descending pipe is located at the bottom of the tank body, and the ascending pipe is located between the descending pipe and the second pore plate.

Furthermore, the first orifice plate comprises a first substrate, and a plurality of steam through holes are formed in the first substrate.

Further, the second orifice plate includes a second substrate, and a plurality of steam holes are opened on the second substrate.

Further, continuous blow off pipe includes first blow off pipe and second blow off pipe, first blow off pipe follows the axial extension of the jar body, seted up on the first blow off pipe the drain, second blow off pipe one end communicate in the second blow off pipe, the other end is located jar external portion.

Further, the steam divides the fluid reservoir still to include the feed pipe, the feed pipe is including the first feed pipe and the second feed pipe that are linked together, the second feed pipe is located the jar is internal, and follows the axial extension of the jar body, first feed pipe one end communicate in the second feed pipe, the other end is located jar external portion.

Further, first feed pipe includes first portion and second portion, second portion one end communicate in the second feed pipe, the other end with first portion is and predetermines the contained angle intercommunication.

Furthermore, a plurality of delivery holes are formed in the second water supply pipe along the extension direction of the second water supply pipe.

Furthermore, the tank body is provided with an ascending pipe and a descending pipe which are communicated with the tank body, the descending pipe is arranged at the bottom of the tank body, and the ascending pipe is arranged between the descending pipe and the second pore plate.

Further, the steam liquid separation tank further comprises a periodic sewage draining pipe, and the periodic sewage draining pipe is arranged at the bottom of the tank body.

Further, a fixing frame is arranged in the tank body, and the conveying pipeline and the continuous sewage discharge pipe are connected to the fixing frame.

The utility model has the advantages that:

The utility model provides a vapour divides the fluid reservoir, cuts apart the bubble that steam produced through the second orifice plate, separates steam and liquid water, separates once more steam and liquid water through first orifice plate for the volume of the liquid water that steam carried reaches the minimum, thereby realizes the purification to steam, improves the quality of steam. Through continuous blow off pipe, can be with on the surface of water foam and impurity etc. discharge the jar external, avoid the internal water yield of storing of jar too much simultaneously, improve the quality of steam.

Drawings

fig. 1 is a sectional view of a vapor separation tank provided by the present invention;

3 FIG. 32 3 is 3 a 3 cross 3- 3 sectional 3 view 3 taken 3 at 3 A 3- 3 A 3 of 3 FIG. 31 3; 3

FIG. 3 is a front view of a service pipe provided by the present invention;

FIG. 4 is a side view of a service pipe provided by the present invention;

Figure 5 is a front view of the continuous sewage drain provided by the present invention.

In the figure:

1. A tank body; 11. a cylindrical body; 111. a steam outlet; 112. a periodic sewage draining pipe; 113. a fixed mount; 114. a riser pipe; 115. a down pipe; 12. an elliptical end enclosure; 121. a manhole;

2. A saddle;

3. A water supply pipe; 31. a first water supply pipe; 311. a first part; 312. a second section; 32. a second water supply pipe; 321. a delivery orifice;

4. a second orifice plate; 5. a first orifice plate;

6. A continuous sewage drain pipe; 61. a first drain pipe; 611. a sewage draining outlet; 62. a second sewage draining pipe.

Detailed Description

in order to make the technical problem solved by the present invention, the technical solution adopted by the present invention and the technical effect achieved by the present invention clearer, the technical solution of the present invention will be further explained by combining the drawings and by means of the specific implementation manner. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some but not all of the elements related to the present invention are shown in the drawings.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, detachably connected, or integral to one another; can be mechanically or electrically connected; 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 in specific cases to those skilled in the art.

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.

in the description of the present embodiment, the terms "upper", "lower", "right", etc. are used in an orientation or positional relationship based on that shown in the drawings only for convenience of description and simplicity of operation, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.

At present, qualified steam with certain temperature and pressure is needed in the production process of a plurality of processes, but the steam generated in a heat exchanger is mixed with water, and the steam carries various chemical impurities, and a steam and water separation process is needed for the steam mixture, so that the embodiment provides a steam liquid separation tank which is mainly used for separating the steam from liquid water, avoids the steam carrying excessive water, reduces the amount of the chemical impurities (such as salt) in the steam, purifies the steam, and improves the quality of the steam.

Fig. 1 is a schematic structural diagram of a vapor liquid separation tank provided in this embodiment; 3 fig. 32 3 is 3 a 3 sectional 3 view 3 of 3 the 3 vapor 3- 3 liquid 3 separation 3 tank 3 a 3- 3 a 3 provided 3 in 3 this 3 embodiment 3. 3 As shown in fig. 1 and 2, the vapor separating tank comprises a tank body 1, the tank body 1 is horizontally arranged, a saddle 2 is arranged below the tank body 1, and specifically, the tank body 1 comprises a cylindrical body 11 and two elliptical seal heads 12 respectively arranged at two ends of the cylindrical body 11. In the vertical direction, a steam outlet 111 is opened at the top of the cylindrical body 11, and a fixing frame 113 is further provided in the cylindrical body 11. Manhole 121 has all been seted up on two oval head 12, is convenient for inspect the maintenance to the structure in the jar body 1 through manhole 121.

The vapor liquid separation tank also comprises a conveying pipeline, and the high-temperature vapor-liquid mixture enters the tank body 1 through the conveying pipeline. Specifically, the conveying pipeline includes eight ascending pipes 114 and eight descending pipes 115, the descending pipes 115 are disposed at the bottom of the tank 1, the ascending pipes 114 are located above the descending pipes 115, in this embodiment, the ascending pipes 114 are disposed eight, the eight ascending pipes 114 are symmetrically disposed at two sides of the descending pipes 115, the four descending pipes 115 are disposed four, and the four descending pipes 115 are distributed at equal intervals along the axial direction of the tank 1, but the number of the ascending pipes 114 and the descending pipes 115 is not limited to this, and the number of the ascending pipes 114 and the descending pipes 115 can be set according to actual needs. By arranging the ascending pipe 114 and the descending pipe 115, the ascending pipe 114 can be connected to other structures such as a heat exchanger, for example, a water-vapor mixture in the heat exchanger enters the tank body 1 through the ascending pipe 114, steam in the water-vapor mixture is separated and purified and then discharged from the steam outlet 111, and water in the water-vapor mixture returns to the heat exchanger through the descending pipe 115 again to exchange heat again to generate steam.

Because the gas-liquid mixture entering the tank body 1 contains liquid water, a preset amount of water (set according to actual needs) can be stored in the tank body 1, and the tank body 1 has certain heat storage capacity.

the vapor knock out drum also includes a second orifice 4, the second orifice 4 being located below the water surface, but the second orifice 4 being located above the riser 114. The steam in the steam-liquid mixture entering the tank 1 from the riser 114 enters the upper part of the tank 1 after being separated for the first time through the second orifice plate 4. Specifically, the second orifice plate 4 includes a second substrate, a plurality of steam holes are opened on the second substrate, the shape, size and number of the steam holes are set according to actual needs, and in this embodiment, the second orifice plate 4 is processed by Q235B, but in other embodiments, the second orifice plate 4 may also be made of other materials. Steam in the vapour-liquid mixture that enters into jar body 1 by tedge 114 enters into the water of jar internal storage, can form the vapour bubble and carry more liquid water at the rising in-process, through setting up second orifice plate 4, cuts the vapour bubble into pieces, avoids carrying more liquid water in the steam, makes the liquid water that steam itself carried melt into the water of jar internal storage simultaneously to contain more chemical impurity in the steam.

The steam liquid separation tank also comprises a first orifice plate 5, the first orifice plate 5 is positioned in the tank body 1, the first orifice plate 5 is positioned between the water surface and the steam outlet 111, and the first orifice plate 5 is opposite to the steam outlet 111 and is used for further preventing liquid water carried in steam from being discharged from the steam outlet 111. Specifically, the first orifice plate 5 includes a first substrate, a plurality of steam vents are formed on the first substrate, and the shape, size and number of the steam vents are set according to actual needs, and in this embodiment, the first orifice plate 5 is also processed by Q235B, but in other embodiments, the first orifice plate 5 may also be made of other materials. Steam wears out in the water of storage in jar body 1, though when second orifice plate 4, the separation for the first time has been carried out steam and liquid water, but steam wears out from the aquatic, inevitable still can carry liquid water, consequently, carry out the secondary separation to steam and liquid water through first orifice plate 5, make the liquid water that carries in the steam adhere to on first orifice plate 5, make the water that steam carried as little as possible, thereby avoid containing more chemical impurity in the steam, make the quality of steam obtain promoting.

The water of the interior storage of jar body 1 constantly is strikeed, can gather water foam and impurity on the surface of water, in order to with water foam and impurity discharge jar body 1 outside, avoid jar internal water level too high simultaneously, influence the normal work of steam branch fluid reservoir, jar internal continuous blow off pipe 6 that still is provided with of 1, drain 611 has been seted up at continuous blow off pipe 6's top, drain 611 just submergence is below the surface of water, therefore can be with water foam and impurity continuous discharge jar body 1, avoid the surface of water of the water of jar body 1 storage to accumulate too much water foam and impurity, make the water that jar body 1 stored keep in predetermineeing the volume simultaneously, guarantee the quality of steam.

Particularly, continuous blow off pipe 6 includes first blow off pipe 61 and second blow off pipe 62, first blow off pipe 61 sets firmly in mount 113, first blow off pipe 61 extends along jar body 1's axis direction, a plurality of above-mentioned drain 611 have been seted up on first blow off pipe 61, the plane at the top place of first blow off pipe 61 is equal to the surface of water mutually, the water foam and impurity etc. on the surface of water enter into first blow off pipe 61 through drain 611 in, second blow off pipe 62 one end communicates in first blow off pipe 61, the other end stretches out outside jar body 1, the water foam and the impurity that enter into in first blow off pipe 61 finally pass through second blow off pipe 62 discharge jar body 1. Moreover, when the water in the tank body 1 increases, the water can be discharged through the continuous sewage discharge pipe 6, so that the excessive water stored in the tank body 1 is avoided.

in addition, still be provided with periodic sewage pipes 112 bottom jar body 1, periodic sewage pipes 112 can open or close according to actual need for discharge the unnecessary water in jar body 1, discharge the impurity that accumulates simultaneously jar body 1 bottom, clean jar body 1. Moreover, when the continuous sewage draining pipe 6 is blocked or other structures in the tank body 1 are in trouble, the regular sewage draining pipe 112 can drain water in the tank body 1, so that maintenance personnel can enter the tank body 1 through the manhole 121 for maintenance.

The steam divides the fluid reservoir to still include the feed pipe 3, well warm water (the temperature is less than the temperature that enters into the vapour-liquid mixture in jar body 1 by tedge 114) enters into jar body 1 through the feed pipe 3 in, enter into heat transfer structures such as heat exchanger through downcomer 115 after mixing with the water of storing in jar body 1 in to carry out the moisturizing to heat transfer structures such as heat exchanger, the water that enters into jar body 1 through feed pipe 3 is preheated to the water of storing in jar body 1 simultaneously, avoid entering into the temperature of the water in heat transfer structures such as heat exchanger and hang down excessively. The water supply pipe 3 comprises a first water supply pipe 31 and a second water supply pipe 32 which are communicated with each other, wherein the second water supply pipe 32 is fixedly arranged on the fixing frame 113, and the second water supply pipe 32 extends along the axial direction of the tank body 1, in this embodiment, the second water supply pipe 32 is a round pipe, the diameter is 168mm, the length is 6000mm, and of course, in other embodiments, the structure, the diameter, the length and the like of the second water supply pipe 32 can be set according to actual needs. In addition, a plurality of delivery holes 321 are formed in the second water supply pipe 32 along the extending direction of the second water supply pipe, so that the medium-temperature water can uniformly enter the tank body 1 along the axial direction of the tank body 1, and the medium-temperature water can be sufficiently preheated. In the present embodiment, the conveying holes 321 are circular holes with a diameter of 20mm, and a plurality of conveying holes 321 are distributed at equal intervals, specifically, the interval between two adjacent conveying holes 321 is 79 mm. Further, the second service pipe 32 is machined from 20 steel.

One end of the first water supply pipe 31 is communicated with the second water supply pipe 32, the other end of the first water supply pipe extends out of the tank body 1, and the conveyed medium-temperature water enters the tank body 1 through the first water supply pipe 31. Specifically, the first water supply pipe 31 includes a first portion 311 and a second portion 312 connected to each other, where the second portion 312 is vertically disposed, one end of the second portion is communicated with the second water supply pipe 32, and the other end of the second portion is communicated with the first portion 311 by a preset included angle, preferably, in this embodiment, the preset included angle is 135 °, and in other embodiments, the preset included angle can be adjusted according to actual needs. Further, the junction between the first portion 311 and the second portion 312 is smoothly transitioned, and the first portion 311 and the second portion 312 constituting the first water feed pipe 31 are integrally formed, and in the present embodiment, the first water feed pipe 31 is also formed by machining 20 steel. The first part 311 and the second part 312 of the first water feed pipe 31 form a preset included angle, so that the flow inertia of liquid water is large, the flow inertia of steam is small, the steam and the water in the intermediate temperature water can be separated once, and the intermediate temperature water is separated by matching with the subsequent second pore plate 4 and the first pore plate 5.

in conclusion, through the second orifice plate 4 with steam production bubble fragmentation, carry out the first separation to steam and liquid water, carry out the second separation to steam and liquid water through first orifice plate 5 for the quantity of the liquid water that steam carried reaches the minimum, thereby realizes the purification to steam, improves the quality of steam. Through continuous blow off pipe 6, can be with the discharge jar body 1 outside water foam and impurity etc. on the surface of water, avoid the water yield of jar internal storage too much simultaneously, improve the quality of steam. Through periodic blow off pipe 112, can discharge the impurity that accumulates in the bottom of the jar body 1, can enough discharge the log raft of storage in the jar body 1 simultaneously, avoid the water in the jar body 1 too much. The periodic sewage drain pipe 112 and the continuous sewage drain pipe 6 cooperate with each other to prevent the water level of the water in the tank body 1 from exceeding a preset level, wherein the preset level is set according to actual needs.

The above embodiments have been described only the basic principles and features of the present invention, and the present invention is not limited by the above embodiments, and is not departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (10)

1. A vapor dispensing canister, comprising:

the steam-steam heating tank comprises a tank body (1), wherein a steam outlet (111) is formed in the top of the tank body (1), a first pore plate (5) and a second pore plate (4) are arranged in the tank body (1), the first pore plate (5) is located between the second pore plate (4) and the steam outlet (111), and the first pore plate (5) is opposite to the steam outlet (111);

A delivery conduit located below the second orifice plate (4), the delivery conduit configured to pass a vapor-liquid mixture into the tank (1);

The continuous sewage draining pipe (6), the continuous sewage draining pipe (6) is arranged in the tank body (1), a sewage draining outlet (611) is formed in the continuous sewage draining pipe (6), and the continuous sewage draining pipe is configured to drain impurities on the water surface in the tank body (1).

2. The vapor-liquid separation tank according to claim 1, wherein said delivery conduit comprises a riser (114) and a downcomer (115), said riser (114) and said downcomer (115) being in communication with said tank (1), said downcomer (115) being located at the bottom of said tank (1), said riser (114) being located between said downcomer (115) and said second perforated plate (4).

3. The vapor-liquid separation tank according to claim 1, wherein the first orifice plate (5) comprises a first base plate, and a plurality of vapor through holes are formed in the first base plate.

4. A vapor-liquid separation tank according to claim 1, wherein said second orifice plate (4) comprises a second base plate having a plurality of vapor holes formed therein.

5. the vapor liquid separation tank as claimed in claim 1, wherein the continuous sewage draining pipe (6) comprises a first sewage draining pipe (61) and a second sewage draining pipe (62), the first sewage draining pipe (61) extends along the axial direction of the tank body (1), the sewage draining port (611) is formed in the first sewage draining pipe (61), one end of the second sewage draining pipe (62) is communicated with the second sewage draining pipe (62), and the other end of the second sewage draining pipe (62) is located outside the tank body (1).

6. The vapor liquid separation tank according to claim 1, characterized in that the vapor liquid separation tank further comprises a water supply pipe (3), the water supply pipe (3) comprises a first water supply pipe (31) and a second water supply pipe (32) which are communicated with each other, the second water supply pipe (32) is positioned in the tank body (1) and extends along the axial direction of the tank body (1), one end of the first water supply pipe (31) is communicated with the second water supply pipe (32), and the other end of the first water supply pipe is positioned outside the tank body (1).

7. the vapor-liquid separation tank according to claim 6, wherein the first water feed pipe (31) comprises a first portion (311) and a second portion (312), one end of the second portion (312) is communicated with the second water feed pipe (32), and the other end of the second portion is communicated with the first portion (311) at a preset included angle.

8. The vapor-liquid separation tank according to claim 6, wherein the second water feed pipe (32) is provided with a plurality of feed holes (321) along its extending direction.

9. the vapor knock out pot according to claim 1, further comprising a periodic drain (112), the periodic drain (112) being disposed at the bottom of the tank (1).

10. The vapor liquid separation tank according to claim 1, characterized in that a fixing frame (113) is arranged in the tank body (1), and the continuous sewage draining pipes (6) are connected to the fixing frame (113).