CN207913430U - Steam outlet water droplet capture device - Google Patents

Abstract

The utility model provides a kind of steam outlet water droplet capture device, it includes at least inner barrel and outer barrel, inner cylinder is the hollow cylinder of top closure, open bottom end, and inner cylinder is equipped with the first steam discharge area, and inner cylinder corresponds to and offers multiple first exhaust holes on the side wall at the first steam discharge area；Outer barrel is the hollow cylinder of top closure, open bottom end, outer barrel is set in outside inner cylinder, and the annular space flowed for steam is formed between outer barrel and inner cylinder, outer barrel is equipped with the second steam discharge area, at least partly the second steam discharge area and the first steam discharge area shift to install, and outer barrel corresponds to and offers multiple second exhaust holes on the side wall at the second steam discharge area.Steam outlet water droplet capture device provided by the utility model is flowed to and is filtered twice by carrying out dilatation to steam, changing, effectively reduces the water content in steam, reduce steam releasing and emit white cigarette phenomenon, achieved the effect that purify steam；Aperture noise reduction principle is utilized simultaneously, is achieved the purpose that noise elimination, is reduced the noise pollution of discharge of steam.

Description

Steam outlet water droplet capture device

Technical field

The utility model is related to Steam Recovery technical field, more particularly to a kind of steam outlet water droplet capture device.

Background technology

Discharge of steam is in the industrial and mining enterprises such as power plant, steam power plant, steel plant, chemical plant, and vapour system is inevitable Steam discharge emptying technique.In this process, other than to the noise pollution of environment, thermal pollution, also waste is a large amount of treated Chemical water.

Utility model content

The purpose of this utility model be to provide it is a kind of be capable of recovered steam carry water droplet and part diffuse during condense Water droplet, and reduce the steam outlet water droplet capture device of the noise pollution of discharge of steam.

A kind of in order to achieve the above object, the utility model provides steam outlet water droplet capture device, includes at least： Inner cylinder, the inner cylinder are the hollow cylinder of top closure, open bottom end, and the inner cylinder is equipped with the first steam discharge area, the inner cylinder pair It answers and offers multiple first exhaust holes on the side wall at first steam discharge area；Outer barrel, the outer barrel is top closure, bottom end is spacious The hollow cylinder opened, the outer barrel are set in outside the inner cylinder, and are formed between the outer barrel and the inner cylinder for steaming The dynamic annular space of steam flow, the outer barrel are equipped with the second steam discharge area, and at least partly second steam discharge area and first steam discharge area is wrong Position setting, the outer barrel correspond to and offer multiple second exhaust holes on the side wall at second steam discharge area.

Steam outlet water droplet capture device as described above, wherein the steam outlet water droplet capture device also wraps The drain recovery container for being sheathed on the inner cylinder and the outer barrel lower part is included, the drain recovery container is in bottom end closure, top Open hollow cylinder, the bottom end of the inner cylinder are pierced by the bottom surface of the drain recovery container, the bottom end of the outer barrel with it is described There is gap, first steam discharge area and second steam discharge area are respectively positioned on the drain recovery between drain recovery container bottoms The top of container.

Steam outlet water droplet capture device as described above, wherein the inner cylinder and the outer barrel by connector with The drain recovery container connects.

Steam outlet water droplet capture device as described above, wherein the connector is round steel, one end of the round steel It is welded in the internal face of the drain recovery container, the other end of the round steel is welded in the outer of the inner cylinder through the outer barrel Wall surface.

Steam outlet water droplet capture device as described above, wherein the connector doughnut-shaped steel plate, the doughnut-shaped steel plate Multiple water holes are equipped with, the doughnut-shaped steel plate is sheathed on the inner cylinder, the inner ring surface of the doughnut-shaped steel plate and the inner cylinder Peripheral surface welding, the internal face of the outer ring surface of the doughnut-shaped steel plate and the drain recovery container welds, the bottom of the outer barrel End is connected to the doughnut-shaped steel plate upper surface.

Steam outlet water droplet capture device as described above, wherein the top on the top of the inner cylinder and the outer barrel Connect.

Steam outlet water droplet capture device as described above, wherein first steam discharge area is located at the upper of the inner cylinder Portion, second steam discharge area are located at the middle part of the outer barrel.

Steam outlet water droplet capture device as described above, wherein the aperture of first exhaust hole is less than or equal to The aperture of second exhaust hole, the quantity of first exhaust hole is less than or equal to the quantity of second exhaust hole, described The circulation area of annular space is more than the gross area of multiple first exhaust holes, and the circulation area of the annular space is described less than multiple The gross area of second exhaust hole.

Steam outlet water droplet capture device as described above, wherein the aperture of first exhaust hole be 12mm extremely 16mm。

Steam outlet water droplet capture device as described above, wherein the aperture of second exhaust hole be 14mm extremely 16mm。

Compared with prior art, as follows the advantages of the utility model：

Steam outlet water droplet capture device provided by the utility model, by the first exhaust hole on inner cylinder, to steam Initial gross separation is carried out, the part water droplet contained in steam is filtered out, by the second exhaust hole on outer barrel, steam is carried out The part water droplet contained in the lower steam of relative water content is filtered out, effectively reduces containing in steam by secondary separation Water emits white cigarette phenomenon to reduce steam releasing, has achieved the effect that purify steam；

Steam outlet water droplet capture device provided by the utility model, the first exhaust hole and the second exhaust hole utilize aperture Noise reduction principle, the i.e. steam of same traffic are moved by the frequency spectrum of the spray vapour noise of orifice cross sectional to high frequency or hyperfrequency, and frequency is made Audible sound ingredient in spectrum is substantially reduced, and achievees the purpose that noise elimination, to reduce the noise pollution of discharge of steam；

Steam outlet water droplet capture device provided by the utility model, by the way that the first steam discharge area and the second steam discharge area is complete Shift to install entirely so that enter steam between inner cylinder and outer barrel and all change flow direction, contained small water droplet in steam, can from Madial wall under mental power function along outer barrel flows down, and is flowed out via the bottom end of outer barrel, effectively reduces the moisture content in steam, from And improve steam purification effect；

Steam outlet water droplet capture device provided by the utility model, the gross area ＞ annular spaces of multiple second exhaust holes The circulation area of the gross area ＞ inner cylinders 1 of more the first exhaust holes 111 of circulation area ＞ so that steam allows into annular space Dilatation reduction of speed, and contained small water droplet can flow down along cylinder lateral wall in steam, effectively reduce the moisture content in steam；

Steam outlet water droplet capture device provided by the utility model is avoided by drain recovery container collection water droplet The case where water droplet filtered to isolate via steam outlet water droplet capture device splashes wantonly, solves that waste is a large amount of to be passed through The problem of chemical water of processing.

Description of the drawings

The following drawings is only intended in doing schematic illustration and explanation to the utility model, does not limit the model of the utility model It encloses.Wherein：

Fig. 1 is the structural schematic diagram of the steam outlet water droplet capture device of the utility model；

Fig. 2 is the partial enlargement structural representation of steam outlet water droplet capture device shown in FIG. 1；

Fig. 3 is the structural schematic diagram of inner cylinder in steam outlet water droplet capture device shown in FIG. 1；

Fig. 4 is the structural schematic diagram of outer barrel in steam outlet water droplet capture device shown in FIG. 1.

Drawing reference numeral explanation：

1, inner cylinder；11, the first steam discharge area；111, the first exhaust hole；2, outer barrel；21, the second steam discharge area；211, the second steam discharge Hole；3, drain recovery container；4, round steel；5, connecting plate.

Specific implementation mode

In order to have clearer understanding to the technical solution of the utility model, purpose and effect, originally in conjunction with description of the drawings The specific implementation mode of utility model.

As shown in Figure 1, the utility model provides a kind of steam outlet water droplet capture device, inner cylinder 1 is included at least With outer barrel 2, wherein inner cylinder 1 is the hollow cylinder of top closure, open bottom end, and inner cylinder 1 is equipped with the first steam discharge area 11, and inner cylinder 1 is right It answers and offers multiple first exhaust holes 111 on the side wall at the first steam discharge area 11, it is preferable that multiple first exhaust holes 111 uniformly divide Cloth, and the gross area of multiple first exhaust holes 111 is not less than the circulation area of inner cylinder 1；Outer barrel 2 is top closure, open bottom end Hollow cylinder, outer barrel 2 is set in outside inner cylinder 1, and the annular space flowed for steam is formed between outer barrel 2 and inner cylinder 1, outside The length of cylinder 2 is less than the length of inner cylinder 1, and outer barrel 2 is equipped with the second steam discharge area 21, at least partly the second steam discharge area 21 and the first steam discharge Area 11 shifts to install, i.e. the second steam discharge area 21 is arranged with 11 local misalignment of the first steam discharge area or all shifts to install, and outer barrel 2 is right It answers and offers multiple second exhaust holes 211 on the side wall at the second steam discharge area 21, it is preferable that multiple second exhaust holes 211 uniformly divide Cloth, and the gross area of multiple second exhaust holes 211 is not less than the circulation area of outer barrel 2.

Preferably, the cross sectional shape of inner cylinder 1 is identical with the cross sectional shape of outer barrel 2, can be round, oval or rectangle, Certainly, the cross sectional shape of the cross sectional shape of inner cylinder 1 and outer barrel 2 can also be different.

When in use, steam enters inner cylinder 1 by the bottom end of inner cylinder 1, and steam passes through the first of inner cylinder 1 under differential pressure action When exhaust hole 111, part water droplet can be retained down because colliding to the internal face of inner cylinder 1, reduce the moisture content in steam, To form the lower steam of relative moisture content, the lower steam of the relative moisture content can be by the entrance of the first exhaust hole 111 The annular space formed between cylinder 1 and outer barrel 2, and dilatation is carried out in annular space, flow velocity is reduced, part water droplet can be because of collision to outer barrel 2 Internal face and be retained down, and due to the second steam discharge area 21 and the first steam discharge area 11 at least local misalignment be arranged, when After the lower steam of relative moisture content enters annular space via the first exhaust hole 111, some vapor can change flow direction, some vapor In contained small water droplet, under the action of the centrifugal force the madial wall along outer barrel 2 flow down, and via the bottom end of outer barrel 2 flow out, further The moisture content in steam is reduced, while the steam detached through secondary filter under differential pressure action can pass through second on outer barrel 2 Exhaust hole 211 is discharged.

Steam outlet water droplet capture device provided by the utility model, it is right by the first exhaust hole 111 on inner cylinder 1 Steam carries out initial gross separation, and the part water droplet contained in steam is filtered out, right by the second exhaust hole 211 on outer barrel 2 Steam carries out secondary separation, and the part water droplet contained in the lower steam of relative moisture content is filtered out, steaming is effectively reduced Water content in vapour reduces steam releasing and emits white cigarette phenomenon, has achieved the effect that purify steam；In addition, the utility model carries The steam outlet water droplet capture device of confession, the first exhaust hole 111 and the second exhaust hole 211 utilize aperture noise reduction principle, i.e. phase Steam with flow is moved by the frequency spectrum of the spray vapour noise of orifice cross sectional to high frequency or hyperfrequency, make audible sound in frequency spectrum at Divide and be substantially reduced, achieve the purpose that noise elimination, to reduce the noise pollution for reducing discharge of steam.

In a kind of preferred embodiment of the utility model, in order to by avoiding steam outlet water droplet capture device The water droplet filtered to isolate splashes wantonly, and as depicted in figs. 1 and 2, steam outlet water droplet capture device further includes in being sheathed on The drain recovery container 3 of cylinder 1 and 2 lower part of outer barrel, drain recovery container 3 are hydrophobic in bottom end closure, the hollow cylinder of open top The cross-sectional area of returnable 3 is more than the cross-sectional area of outer barrel 2, and the bottom end of inner cylinder 1 is pierced by the bottom surface of drain recovery container 3, That is the bottom end of inner cylinder 1 is located at the outside of drain recovery container 3, in this way, facilitating steam to enter inner cylinder 1 via 1 bottom end of inner cylinder, preferably The junction of inner cylinder 1 and drain recovery container 3 is sealed, to avoid the water droplet in drain recovery container 3 via inner cylinder 1 with it is hydrophobic The junction of returnable 3 is dripped, and is mixed into again into the steam of inner cylinder 1, bottom end and 3 bottom of drain recovery container of outer barrel 2 There is gap, the water droplet slid via the internal face of outer barrel 2 can be flowed into via the gap in drain recovery container 3 and shape between face At water seal, avoid the water droplet filtered to isolate and splash wantonly, the water in drain recovery container 3 can overflow discharge, the first steam discharge Area 11 and the second steam discharge area 21 are respectively positioned on the top of drain recovery container 3, enter drain recovery to avoid steam after filtering Water droplet outflow is carried in container 3, to ensure that the effect of purification steam.

Further, inner cylinder 1 and outer barrel 2 are connected by connector with drain recovery container 3, ensure inner cylinder 1 by connector Between drain recovery container 3, relative position relation between outer barrel 2 and drain recovery container 3, to ensure that the bottom end of inner cylinder 1 is worn The bottom surface for going out drain recovery container 3 to facilitate steam to enter inner cylinder 1 via 1 bottom end of inner cylinder, while ensuring the bottom end of outer barrel 2 There is gap between 3 bottom surface of drain recovery container, the water droplet slid via the internal face of outer barrel 2 flows into drain recovery container 3 It is interior, and water seal is formed in the gap, it avoids the water droplet filtered to isolate and splashes wantonly.

In a kind of specific example of the present embodiment, as shown in Fig. 2, connector is round steel 4, one end of round steel 4 is welded in The internal face of drain recovery container 3, the other end of round steel 4 are welded in the outside wall surface of inner cylinder 1, the connection side of welding through outer barrel 2 The reliability connected between round steel 4 and inner cylinder 1 and drain recovery container 3 has been effectively ensured in formula good reliability, and round steel 4 has There is good use intensity, the weight of inner cylinder 1 and outer barrel 2 can be supported, to ensure that inner cylinder 1 and drain recovery container 3, outer Relative position relation between cylinder 2 and drain recovery container 3.

Further, it is possible to be arranged through multiple spaced round steel 4, to improve connector connection inner cylinder 1, outer barrel and dredge The reliability of water returnable 3.

In another specific example of the present embodiment, connector doughnut-shaped steel plate (not shown) is set on doughnut-shaped steel plate There are multiple water holes, doughnut-shaped steel plate to be sheathed on inner cylinder 1, the inner ring surface of doughnut-shaped steel plate is welded with the outside wall surface of inner cylinder 1, makes inner cylinder 1 links into an integrated entity with doughnut-shaped steel plate, and the bottom end of outer barrel 2 is connected to the upper surface of doughnut-shaped steel plate, is ensuring that the bottom end of inner cylinder 1 is pierced by Under the premise of there is gap between 3 bottom surface of the bottom surface of drain recovery container 3 and the bottom end of outer barrel 2 and drain recovery container, ring The outer ring surface of shape steel plate is welded with the internal face of drain recovery container 3, ensures that inner cylinder 1 and drain recovery container 3, outer barrel Relative position relation between 2 and drain recovery container 3, and the multiple water holes being arranged on doughnut-shaped steel plate so that water droplet can be through Drain recovery container 3 is entered by water hole, and forms water seal in drain recovery container 3 and overflow is discharged.

Certainly, connector can also be other structures, such as lifting rope, holder etc., and details are not described herein, but as long as can be real Now ensure any existing structure of relative position relation between inner cylinder 1 and drain recovery container 3, outer barrel 2 and drain recovery container 3 Or its simple replacement, should be covered by the scope of the present utility model within.

In a kind of embodiment of the utility model, the top of inner cylinder 1 connects with the top of outer barrel 2, i.e. the top of inner cylinder 1 There is no gap between end and the top of outer barrel 2, further, steam outlet water droplet capture device further includes connecting plate 5, inner cylinder 1 Top and the top of outer barrel 2 be sealed by connecting plate 5, i.e. the top of inner cylinder 1 and the top of outer barrel 2 is generally aligned in the same plane It is interior, in this way, when manufacturing, without the top on the individually top and outer barrel 2 of sealing inner cylinder 1, to simplify discharge of steam Saliva drips the manufacturing process of capture device.

In a kind of embodiment of the utility model, shown as shown in Figure 1, Figure 3 and Figure 4, the first steam discharge area 11 is located at inner cylinder 1 Top, the second steam discharge area 21 is located at the middle part of outer barrel 2, i.e. the first exhaust hole 111 and the second dislocation completely of exhaust hole 211 are set It sets, so that steam enters the annular space that is formed between inner cylinder 1 and outer barrel 2 after being separated by filtration via the first exhaust hole 111, and Annular space is interior to carry out dilatation, reduces flow velocity, while all change flows to steam, contained small water droplet in steam, in centrifugation force effect Madial wall along outer barrel 2 flows down, and is flowed out via the bottom end of outer barrel 2, effectively reduces the moisture content in steam so that steam mistake It filters better.

In a kind of embodiment of the utility model, the aperture of the first exhaust hole 111 is less than or equal to the second exhaust hole 211 aperture, the quantity of the first exhaust hole 111 are less than or equal to the quantity of the second through-hole, it is preferable that multiple first exhaust holes 111 Total circulation area be less than total circulation areas of multiple second exhaust holes 211, the circulation area of annular space is more than multiple first steam discharges The gross area in hole 111, and the circulation area of annular space is less than the gross area of multiple second exhaust holes 211, i.e., multiple second exhaust holes The circulation area of the gross area ＞ inner cylinders 1 of more the first exhaust holes 111 of circulation area ＞ of 211 gross area ＞ annular spaces, in this way Structure so that when steam enters annular space from inner cylinder 1, can dilatation reduction of speed, while can ensure to enter steam outlet water droplet Steam in capture device can smoothly be discharged via the first exhaust hole 111, the second exhaust hole 211, steamed without overstocking In vapour floss hole water droplet capture device.

It should be noted that the circulation area of above-mentioned annular space is the area of section of annular space, the circulation area of inner cylinder 1 is inner cylinder 1 area of section, the gross areas of multiple first exhaust holes 111 are the sum of the area of section of each first exhaust hole 111, multiple second The gross area of exhaust hole 211 is the sum of the area of section of each second exhaust hole 211.

Further, aperture noise reduction principle is utilized in order to preferably utilize, it is preferable that the aperture of the first exhaust hole 111 is 12mm To 16mm；The aperture of second exhaust hole 211 is 14mm to 16mm.

The assembly and use of the steam outlet water droplet capture device of the utility model are illustrated below in conjunction with the accompanying drawings Process：

Inner cylinder 1 and outer barrel 2 are processed, inner cylinder 1 and outer barrel 2 are made using the open steel cylindrical tube of hollow and upper and lower ends, As shown in figure 3, opening up the first exhaust hole 111 that multiple apertures are 12mm to 16mm, preferably multiple first rows on the top of inner cylinder 1 Steam vent 111 is uniformly distributed and aperture is equal, as shown in figure 4, opening up that multiple apertures are 14mm to 16mm at the middle part of outer barrel 2 Two exhaust holes 211, preferably multiple second exhaust holes 211 are uniformly distributed and aperture is equal；

In assembling, as depicted in figs. 1 and 2, the top of inner cylinder 1 and outer barrel 2 is connected by connecting plate 5, at this point, outer barrel 2 are sheathed on the outside of inner cylinder 1, and annular space is formed between outer barrel 2 and inner cylinder 1, then one end of round steel 4 is passed through under outer barrel 2 Portion is welded in the outside wall surface of inner cylinder 1, then by the lower end of inner cylinder 1 run through drain recovery container 3 bottom surface, and make inner cylinder 1 with The junction of drain recovery container 3 seals, then the other end of round steel 4 is welded in the internal face of drain recovery container 3, this When, it is formed between the bottom end and the bottom surface of drain recovery container 3 of outer barrel 2 and is so far basically completed steaming for the gap of water droplet circulation The assembly of vapour floss hole water droplet capture device.

When in use, steam enters inner cylinder 1 by the bottom end of inner cylinder 1, and steam passes through the first of inner cylinder 1 under differential pressure action When exhaust hole 111, part water droplet can be retained down because colliding to the internal face of inner cylinder 1, to reduce containing in steam Water rate, forms the lower steam of relative moisture content, and the lower steam of the relative moisture content can be by the entrance of the first exhaust hole 111 The annular space that is formed between cylinder 1 and outer barrel 2, and dilatation is carried out in annular space, reduces flow velocity, changes flow direction, the relative moisture content compared with Contained small water droplet in low steam, the madial wall along outer barrel 2 flows down under the action of the centrifugal force, and is flowed via the bottom end of outer barrel 2 To drain recovery container 3, the water droplet in drain recovery container 3 can form water seal and overflow is discharged.

In conclusion steam outlet water droplet capture device provided by the utility model, passes through the first steam discharge on inner cylinder Hole carries out initial gross separation to steam, the part water droplet contained in steam is filtered out, by the second exhaust hole on outer barrel, Secondary separation is carried out to steam, the part water droplet contained in the lower steam of relative water content is filtered out, is effectively reduced Water content in steam emits white cigarette phenomenon to reduce steam releasing, has achieved the effect that purify steam；

Steam outlet water droplet capture device provided by the utility model, the first exhaust hole and the second exhaust hole utilize aperture Noise reduction principle, the i.e. steam of same traffic are moved by the frequency spectrum of the spray vapour noise of orifice cross sectional to high frequency or hyperfrequency, and frequency is made Audible sound ingredient in spectrum is substantially reduced, and achievees the purpose that noise elimination, to reduce the noise pollution of discharge of steam；

Steam outlet water droplet capture device provided by the utility model, by the way that the first steam discharge area and the second steam discharge area is complete Shift to install entirely so that enter steam between inner cylinder and outer barrel and all change flow direction, contained small water droplet in steam, can from Madial wall under mental power function along outer barrel flows down, and is flowed out via the bottom end of outer barrel, effectively reduces the moisture content in steam, from And improve steam purification effect；

Steam outlet water droplet capture device provided by the utility model, the gross area ＞ annular spaces of multiple second exhaust holes The circulation area of the gross area ＞ inner cylinders 1 of more the first exhaust holes 111 of circulation area ＞ so that steam allows into annular space Dilatation reduction of speed, and contained small water droplet can flow down along cylinder lateral wall in steam, effectively reduce the moisture content in steam；

Steam outlet water droplet capture device provided by the utility model is avoided by drain recovery container collection water droplet The case where water droplet filtered to isolate via steam outlet water droplet capture device splashes wantonly, solves that waste is a large amount of to be passed through The problem of chemical water of processing.

The above descriptions are merely exemplary embodiments of the present utility model, is not limited to the model of the utility model It encloses.Any those skilled in the art, made equivalent change under the premise of not departing from the design and principle of the utility model Change and change, the range of the utility model protection should all be belonged to.And it should be noted that the utility model each component part It is not limited in above-mentioned overall applicability, each technical characteristic described in the specification of the utility model can select according to actual needs It selects one and individually uses or select the multinomial use that combines, therefore, the utility model covers and this crime in the nature of things The related other combinations of bright point and concrete application.

Claims (10)

1. a kind of steam outlet water droplet capture device, which is characterized in that the steam outlet water droplet capture device at least wraps It includes：

Inner cylinder, the inner cylinder are the hollow cylinder of top closure, open bottom end, and the inner cylinder is equipped with the first steam discharge area, described interior Multiple first exhaust holes are offered on side wall at cylinder corresponding first steam discharge area；

Outer barrel, the outer barrel are the hollow cylinder of top closure, open bottom end, and the outer barrel is set in outside the inner cylinder, and The annular space flowed for steam is formed between the outer barrel and the inner cylinder, the outer barrel is equipped with the second steam discharge area, at least portion Second steam discharge area is divided to be shifted to install with first steam discharge area, the outer barrel corresponds on the side wall at second steam discharge area Offer multiple second exhaust holes.

2. steam outlet water droplet capture device according to claim 1, which is characterized in that

The steam outlet water droplet capture device further includes the drain recovery appearance for being sheathed on the inner cylinder and the outer barrel lower part Device, in bottom end closure, the hollow cylinder of open top, the bottom end of the inner cylinder is pierced by described hydrophobic time the drain recovery container The bottom surface of receptacle has gap, first steam discharge area between the bottom end of the outer barrel and the drain recovery container bottoms The top of the drain recovery container is respectively positioned on second steam discharge area.

3. steam outlet water droplet capture device according to claim 2, which is characterized in that

The inner cylinder and the outer barrel are connected by connector with the drain recovery container.

4. steam outlet water droplet capture device according to claim 3, which is characterized in that

The connector is round steel, and one end of the round steel is welded in the internal face of the drain recovery container, the round steel The other end is welded in the outside wall surface of the inner cylinder through the outer barrel.

5. steam outlet water droplet capture device according to claim 3, which is characterized in that

The connector doughnut-shaped steel plate, the doughnut-shaped steel plate are equipped with multiple water holes, and the doughnut-shaped steel plate is sheathed in described On cylinder, the inner ring surface of the doughnut-shaped steel plate and the peripheral surface of the inner cylinder weld, and the outer ring surface of the doughnut-shaped steel plate is dredged with described The internal face of water returnable welds, and the bottom end of the outer barrel is connected to the doughnut-shaped steel plate upper surface.

6. steam outlet water droplet capture device according to claim 1, which is characterized in that

The top of the inner cylinder connects with the top of the outer barrel.

7. steam outlet water droplet capture device according to claim 6, which is characterized in that

First steam discharge area is located at the top of the inner cylinder, and second steam discharge area is located at the middle part of the outer barrel.

8. steam outlet water droplet capture device according to any one of claim 1 to 7, which is characterized in that

The aperture of first exhaust hole is less than or equal to the aperture of second exhaust hole, and the quantity of first exhaust hole is small In or equal to second exhaust hole quantity, the circulation area of the annular space is more than total face of multiple first exhaust holes Product, and the circulation area of the annular space is less than the gross area of multiple second exhaust holes.

9. steam outlet water droplet capture device according to claim 8, which is characterized in that

The aperture of first exhaust hole is 12mm to 16mm.

10. steam outlet water droplet capture device according to claim 8, which is characterized in that

The aperture of second exhaust hole is 14mm to 16mm.