CN110589917A - Forced circulation separator - Google Patents
Forced circulation separator Download PDFInfo
- Publication number
- CN110589917A CN110589917A CN201910944499.4A CN201910944499A CN110589917A CN 110589917 A CN110589917 A CN 110589917A CN 201910944499 A CN201910944499 A CN 201910944499A CN 110589917 A CN110589917 A CN 110589917A
- Authority
- CN
- China
- Prior art keywords
- channel
- circulating liquid
- liquid
- pipe
- plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000007788 liquid Substances 0.000 claims abstract description 125
- 238000000926 separation method Methods 0.000 claims abstract description 75
- 239000007791 liquid phase Substances 0.000 claims description 18
- 230000002265 prevention Effects 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 9
- 239000002351 wastewater Substances 0.000 description 6
- 229920006395 saturated elastomer Polymers 0.000 description 5
- 238000009434 installation Methods 0.000 description 4
- 238000004065 wastewater treatment Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D1/00—Evaporating
- B01D1/0094—Evaporating with forced circulation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D1/00—Evaporating
- B01D1/30—Accessories for evaporators ; Constructional details thereof
- B01D1/305—Demister (vapour-liquid separation)
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/02—Treatment of water, waste water, or sewage by heating
- C02F1/04—Treatment of water, waste water, or sewage by heating by distillation or evaporation
- C02F1/043—Details
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/02—Treatment of water, waste water, or sewage by heating
- C02F1/04—Treatment of water, waste water, or sewage by heating by distillation or evaporation
- C02F1/048—Purification of waste water by evaporation
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/14—Maintenance of water treatment installations
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Separating Particles In Gases By Inertia (AREA)
Abstract
The invention discloses a forced circulation separator. The forced circulation separator described above comprises: the separation container is provided with a circulating liquid inlet, a steam inlet and a steam outlet, and the steam inlet is positioned above the circulating liquid inlet; the flow dividing component comprises a circulating liquid pipe communicated with a circulating liquid inlet and extending into the separation container and a circulating liquid baffle which is arranged at an interval at the end part of the circulating liquid pipe and corresponds to the end part of the circulating liquid pipe, a circulating liquid outlet is formed between the circulating liquid baffle and the end part of the circulating liquid pipe, the flow dividing component at least comprises a first baffle plate and a second baffle plate so as to divide the separation container into at least a first channel, a second channel and a third channel, the first channel is communicated with the second channel, the second channel is communicated with the third channel, the first channel corresponds to the circulating liquid inlet, the steam inlet and the circulating liquid outlet, and the third channel is communicated with the steam outlet. The forced circulation separator has the advantages of small equipment height, low cost, small height of the gas-liquid separator and good separation effect.
Description
Technical Field
The invention relates to the technical field of wastewater treatment equipment, in particular to a forced circulation separator.
Background
A forced circulation separator is a device for wastewater treatment based on the principle that saturated water at high pressure, after entering a vessel at a relatively low pressure, is converted into saturated steam and saturated water due to a sudden drop in pressure.
In the existing forced circulation separator, if the waste water contains more solids, the height of the separator needs to be increased, so that the height and the volume of the whole equipment are larger, the material cost is higher, and the installation is difficult; after the circulating liquid enters the separator, steam often brings a large amount of water drops upwards, the gas-liquid separation height is increased, and the separation effect is influenced.
Disclosure of Invention
Therefore, the invention needs to provide a forced circulation separator which has the advantages of small equipment height, low cost, small height of a gas-liquid separator and good separation effect.
In order to realize the purpose of the invention, the invention adopts the following technical scheme:
a forced circulation separator comprising:
the separation container is provided with a circulating liquid inlet, a steam inlet and a steam outlet, and the steam inlet is positioned above the circulating liquid inlet;
the flow dividing component comprises a circulating liquid pipe which is communicated with the circulating liquid inlet and extends into the separation container and a circulating liquid baffle which is arranged at an interval at the end part of the circulating liquid pipe and corresponds to the end part of the circulating liquid pipe, and an inner circulating liquid inlet is formed between the circulating liquid baffle and the end part of the circulating liquid pipe; and
the baffling component at least comprises a first baffling plate and a second baffling plate so as to divide the separation container into a first channel, a second channel and a third channel at least, wherein the first channel is communicated with the second channel, the second channel is communicated with the third channel, the first channel corresponds to the circulating liquid inlet, the steam inlet and the circulating liquid outlet, and the third channel is communicated with the steam outlet.
The forced circulation separator is provided with the flow dividing component, and circulating liquid enters the separation container from the side part, so that water drops brought upwards by steam can be reduced, the gas-liquid separation height is reduced, and the separation effect is improved; set up baffling part can increase vapour circulation length to reduce the whole height of equipment, and then reduce equipment cost and the installation degree of difficulty.
In some embodiments, the flow dividing part further comprises a connecting plate mounted on the pipe wall of the circulating liquid pipe, the connecting plate protrudes out of the end of the circulating liquid pipe and is connected with the circulating liquid baffle.
In some embodiments, the number of the connecting plates is four, and the connecting plates are distributed at the end of the circulating liquid pipe at intervals and uniformly.
In some embodiments, the end of the circulating liquid pipe is vertically arranged, and the circulating liquid baffle covers the upper part of the circulating liquid pipe.
In some embodiments, the first baffle plate has an L-shaped cross section, an end of the first baffle plate is connected to a side of the separation vessel corresponding to the steam outlet and extends toward the inside of the separation vessel, the second baffle plate is a straight plate, an end of the second baffle plate is connected to the top of the separation vessel and extends from the top of the separation vessel toward the bottom of the separation vessel, a gap is formed between the end of the second baffle plate and the first baffle plate, the first baffle plate and a side wall of the separation vessel far from the steam outlet form the first channel, the first baffle plate and the second baffle plate form the second channel, and the second baffle plate and a side wall of the separation vessel corresponding to the steam outlet form the third channel.
In some embodiments, the first baffle plate is provided with a liquid outlet extending towards the top to the bottom of the separation container.
In some embodiments, the forced circulation separator further comprises a liquid phase container communicated with the bottom of the separation container, and the liquid phase container is provided with a circulating liquid outlet.
In some embodiments, the circulating liquid outlet extends towards the outside of the liquid phase container and is provided with an outlet pipe, and the outlet pipe is provided with a swirl preventing component.
In some embodiments, the swirl preventing component comprises a first swirl preventing plate and a second swirl preventing plate which are respectively connected with the inner wall of the outlet pipe, and the first swirl preventing plate is connected with the second swirl preventing plate in a cross way.
In some embodiments, the first anti-swirl plate is vertically connected to the second anti-swirl plate.
Drawings
FIG. 1 is a schematic diagram of a forced circulation separator according to an embodiment of the present invention;
FIG. 2 is an enlarged view at A in FIG. 1;
FIG. 3 is a sectional view taken along line B-B of FIG. 1;
FIG. 4 is a cross-sectional view taken along line C-C of FIG. 1;
FIG. 5 is a schematic view of the structure of a swirl preventing member of a forced circulation separator according to another embodiment of the present invention.
Detailed Description
In order that the invention may be more fully understood, reference will now be made to the following description. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.
Examples
Referring to fig. 1, the present invention provides a forced circulation separator 100 for treating wastewater. This forced circulation separator 100 includes separator vessel 10, installs the reposition of redundant personnel part 20 in separator vessel 10 and installs the baffling part 30 in separator vessel 10, and reposition of redundant personnel part 20 is used for reducing the water droplet of vapour up-band to reduce the gas-liquid separation height, improve the separation effect, baffling part 30 can increase vapour circulation length, thereby reduces the whole height of equipment, and then reduces equipment cost and installation degree of difficulty.
The interior of the separation vessel 10 is mainly circulated with waste water and steam, which may be made of corrosive materials to ensure its life. The separation vessel 10 is made of, for example, stainless steel or titanium. The separation vessel 10 is cylindrical as a whole, wastewater enters the separation vessel 10 from the bottom, and steam enters the separation vessel 10 from the side to contact with the steam to form saturated steam and saturated water.
The separation container 10 is provided with a circulation liquid inlet 11, a steam inlet 12 and a steam outlet 13, and the steam inlet 12 is positioned above the circulation liquid inlet 11.
In one embodiment, the circulation liquid inlet 11 and the steam inlet 12 are located on the same side of the separation vessel 10, and the steam outlet 13 is located on the other side of the separation vessel 10, so that the steam flows out after circulating in the separation vessel 10, thereby improving the use efficiency of the steam.
In one embodiment, a wire mesh demister 14 is disposed in the separation container 10 at a position corresponding to the steam outlet 13 for removing impurities in the outgoing steam, so as to ensure that the steam can be directly discharged without polluting the external environment.
In an embodiment, the outer wall of the separation vessel 10 is further provided with a support 15, which support 15 is used for mounting the separation vessel 10 in the environment.
Referring to fig. 1 and 3, the flow dividing member 20 includes a circulation liquid pipe 21 communicating with the circulation liquid inlet 11 of the separation container 10 and extending into the separation container 10, and a circulation liquid baffle 22 spaced apart from an end of the circulation liquid pipe 21 and disposed corresponding to the end of the circulation liquid pipe 21, wherein an inner circulation liquid inlet 23 is formed between the circulation liquid baffle 22 and the end of the circulation liquid pipe 21. Because the pressure is great when waste water gets into from circulation liquid import 11, and steam is up to bring a large amount of water droplets when the high pressure water directly spouts, has improved the gas-liquid separation height, sets up circulation liquid baffle 22 after, circulation liquid gets into in the separation container 10 from the lateral part of circulation liquid pipe 21 to high pressure waste water flows upwards again from the lateral part, thereby can reduce the water droplet that the steam took, has reduced the gas-liquid separation height, has improved the separation effect.
In one embodiment, the diversion member 20 further includes a connection plate 24 mounted on the wall of the circulation pipe 21, and the connection plate 24 protrudes from the end of the circulation pipe 21 and is connected to the circulation baffle 22. The circulation liquid baffle 22 is attached to the circulation liquid pipe 21 through the connection plate 24, thereby fixing the circulation liquid baffle 22 and allowing the circulation liquid to flow out from the side of the circulation liquid pipe 21. Of course, the circulating liquid baffle 22 may be installed in other ways, and is not limited herein.
The circulating liquid baffle 22 can be a plate-shaped body such as a straight plate, an arc plate and the like, and can realize the functions.
In one embodiment, the number of the connection plates 24 is four, and the connection plates are spaced and uniformly distributed at the end of the circulation pipe 21. Thereby fixing the circulating liquid baffle 22 through the four connecting plates 24 without affecting the outflow of the circulating liquid. Of course, the number of the connection plates 24 may be one, two, three, five or more. However, since the outflow of the circulating liquid is affected when the number of the connection plates 24 is large, it is preferable to provide four connection plates 24 to stably fix the circulating liquid blocking plate 22 without affecting the outflow of the circulating liquid.
In one embodiment, the end of the circulation liquid pipe 21 is vertically disposed, and the circulation liquid baffle 22 covers the upper portion of the circulation liquid pipe 21.
Referring to fig. 1, the baffle 30 at least includes a first baffle 31 and a second baffle 32 to divide the separation container 10 into a first channel 33, a second channel 34 and a third channel 35, the first channel 33 is connected to the second channel 34, the second channel 34 is connected to the third channel 35, the first channel 33 corresponds to the circulation liquid inlet 11, the steam inlet 12 and the circulation liquid outlet 13, and the third channel 35 is connected to the steam outlet 13. The steam passes from the first passage 33 up to the second passage 34 and back down to the third passage before being discharged through the steam outlet 13.
In one embodiment, the first baffle plate 31 has an L-shaped cross section, an end of the first baffle plate 31 is connected to one side of the separation vessel 10 corresponding to the steam outlet 13 and extends toward the inside of the separation vessel 10, the second baffle plate 32 is a straight plate, an end of the second baffle plate 32 is connected to the separation vessel 10 and extends from the top of the separation vessel 10 to the bottom thereof, a gap is formed between the end of the second baffle plate 32 and the first baffle plate 31, a first channel 33 is formed between the first baffle plate 31 and the side wall of the separation vessel 10 far from the steam outlet 13, a second channel 34 is formed between the first baffle plate 31 and the second baffle plate 32, and a third channel 35 is formed between the second baffle plate 32 and the side wall of the separation vessel 10 corresponding to the steam outlet 13. Thus, three communicated channels are formed by the two baffle plates, and the installation is simple and convenient.
Of course, more baffles may be used to form more passages and still be within the scope of the present invention. This is not exemplified.
Referring to fig. 2, in one embodiment, the first baffle plate 31 is provided with a liquid outlet 36 extending in a direction from the top to the bottom of the separation container 10. The liquid after gas-liquid separation flows down to the bottom of the separation vessel 10 through the liquid outlet 36, and then flows into the liquid phase vessel 40.
Referring to fig. 1, in one embodiment, the first baffle plate 31 is provided with a liquid outlet 36 extending in a direction from the top to the bottom of the separation container 10. The liquid after gas-liquid separation flows down to the bottom of the separation vessel 10 through the liquid outlet 36, and then flows into the liquid phase vessel 40.
Further, the forced circulation separator 100 further comprises a liquid phase container 40 communicated with the bottom of the separation container 10, the liquid phase container 40 is provided with a circulation liquid outlet 41, circulation liquid generated by wastewater treatment in the separation container 10 flows into the liquid phase container 40 from the bottom of the separation container 10, so that the liquid phase container 40 can store the circulation liquid, and the circulation liquid is output and then enters the separation container 10 again for circulation treatment or is directly discharged.
In one embodiment, the circulation liquid outlet 41 is opened at a position near the lower side of the side portion of the liquid phase container 40, so that it is ensured that the circulation liquid can be discharged from the circulation liquid outlet 41 even when the circulation liquid is small.
In one embodiment, the bottom of the liquid phase container 40 is provided with a concentrated solution outlet 42, the circulating solution generally flows out from the circulating solution outlet 41, and when the concentration of the circulating solution is high, the circulating solution is located at the bottom of the liquid phase container 40, and the concentrated solution can be intermittently or continuously discharged from the concentrated solution outlet 42.
In one embodiment, the circulation liquid outlet 41 is extended with an outlet pipe 43 toward the outside of the liquid phase vessel 40 so that the circulation liquid is discharged from the outlet pipe 43.
Referring to fig. 2, in one embodiment, the first baffle plate 31 is provided with a liquid outlet 36 extending in a direction from the top to the bottom of the separation container 10. The liquid after gas-liquid separation flows down to the bottom of the separation vessel 10 through the liquid outlet 36, and then flows into the liquid phase vessel 40.
Referring to fig. 1 and 4, further, an outlet pipe 43 extends from the circulation liquid outlet 41 of the liquid phase vessel 40, and the outlet pipe 43 is provided with a swirl preventing member 44. When the circulating liquid flows out from the circulating liquid outlet 41, the circulating liquid is rectified by the anti-swirl component 44, so that the flowing-out circulating liquid is relatively uniform and has no swirl, and therefore, the circulating liquid is not influenced by the flowing state and uniformity of the liquid when entering the separation container 10 for circulation.
Referring to FIG. 4, in one embodiment, the anti-swirl component 44 includes a first anti-swirl plate 45 and a second anti-swirl plate 46 respectively connected to the inner wall of the outlet pipe 43, and the first anti-swirl plate 45 is connected to the second anti-swirl plate 46 in a crossing manner. So that four circulation liquid passages 47 are formed between the first and second swirl prevention plates 45 and 46, and the circulation liquid flows out of the circulation liquid passages 47.
Referring to fig. 5, in other embodiments, the swirl preventing member 44 can also have other structures, such as a plurality of swirl preventing plates 48 spaced apart from each other on the inner wall of the outlet pipe 43. The effect of rectification can also be achieved. For another example, at the outlet pipe 43
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (10)
1. A forced circulation separator, comprising:
the separation container is provided with a circulating liquid inlet, a steam inlet and a steam outlet, and the steam inlet is positioned above the circulating liquid inlet;
the flow dividing component comprises a circulating liquid pipe which is communicated with the circulating liquid inlet and extends into the separation container and a circulating liquid baffle which is arranged at an interval at the end part of the circulating liquid pipe and corresponds to the end part of the circulating liquid pipe, and an inner circulating liquid inlet is formed between the circulating liquid baffle and the end part of the circulating liquid pipe; and
the baffling component at least comprises a first baffling plate and a second baffling plate so as to divide the separation container into a first channel, a second channel and a third channel at least, wherein the first channel is communicated with the second channel, the second channel is communicated with the third channel, the first channel corresponds to the circulating liquid inlet, the steam inlet and the circulating liquid outlet, and the third channel is communicated with the steam outlet.
2. The forced circulation separator according to claim 1, wherein the diverging part further comprises a connection plate installed at a pipe wall of the circulation pipe, the connection plate protruding from an end of the circulation pipe and connecting the circulation baffle.
3. A forced circulation separator according to claim 2, wherein the number of the connection plates is four, spaced and evenly distributed at the ends of the circulation liquid pipe.
4. A forced circulation separator according to claim 2 or 3, wherein the end of the circulation liquid pipe is vertically arranged, and the circulation liquid baffle covers the upper part of the circulation liquid pipe.
5. The forced circulation separator of claim 1, wherein the first baffle plate is L-shaped in cross section, one end part of the first baffle plate is connected to one side of the separation container corresponding to the steam outlet and extends towards the inside of the separation container, the second baffle plate is a straight plate, one end of the second baffle plate is connected to the top of the separation container and extends from the top of the separation container to the bottom of the separation container, a gap is arranged between the end part of the second baffle plate and the first baffle plate, the first baffle plate and the side wall of the separation container far away from the steam outlet form the first channel, the second channel is formed between the first baffle plate and the second baffle plate, and the third channel is formed between the second baffle plate and the side wall of the separation container corresponding to the steam outlet.
6. The forced circulation separator according to claim 1 or 5, wherein the first baffle plate is provided with a drain port extending in a top-to-bottom direction of the separation vessel.
7. The forced circulation separator according to claim 1, further comprising a liquid phase container communicated with the bottom of the separation container, wherein the liquid phase container is provided with a circulating liquid outlet.
8. The forced circulation separator according to claim 7, wherein the circulation liquid outlet is provided with an outlet pipe extending outwardly of the liquid phase vessel, the outlet pipe being provided with a swirl prevention member.
9. The forced circulation separator of claim 8, wherein the swirl preventing members comprise first and second swirl preventing plates connected to the inner wall of the outlet pipe, respectively, the first swirl preventing plate being cross-connected to the second swirl preventing plate.
10. The forced circulation separator of claim 9, wherein the first swirl prevention plate is vertically connected to the second swirl prevention plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910944499.4A CN110589917A (en) | 2019-09-30 | 2019-09-30 | Forced circulation separator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910944499.4A CN110589917A (en) | 2019-09-30 | 2019-09-30 | Forced circulation separator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110589917A true CN110589917A (en) | 2019-12-20 |
Family
ID=68865456
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910944499.4A Pending CN110589917A (en) | 2019-09-30 | 2019-09-30 | Forced circulation separator |
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| Country | Link |
|---|---|
| CN (1) | CN110589917A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115254470A (en) * | 2022-07-28 | 2022-11-01 | 天津耀皮玻璃有限公司 | Defoaming agent injection apparatus and float glass kiln system |
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| US4329198A (en) * | 1975-09-12 | 1982-05-11 | Standiford Ferris C | Apparatus for forced circulation evaporation |
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2019
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|---|---|---|---|---|
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