CN219355290U - System for recovering flash evaporation condensate water during filament making - Google Patents
System for recovering flash evaporation condensate water during filament making Download PDFInfo
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- CN219355290U CN219355290U CN202320864909.6U CN202320864909U CN219355290U CN 219355290 U CN219355290 U CN 219355290U CN 202320864909 U CN202320864909 U CN 202320864909U CN 219355290 U CN219355290 U CN 219355290U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
- Y02P70/62—Manufacturing or production processes characterised by the final manufactured product related technologies for production or treatment of textile or flexible materials or products thereof, including footwear
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Abstract
The utility model discloses a silk-making flash evaporation condensate water recovery system, wherein a fixed valve plate and a movable valve plate are arranged in a relay tank, the fixed valve plate is fixed in the middle area of the relay tank and divides the relay tank into an upper space and a lower space, and a first through hole communicated with the upper space and the lower space is arranged on the fixed valve plate; the inlet of the relay tank is positioned in the upper space, the outlet of the relay tank is positioned in the lower space, and the movable valve plate is positioned in the upper space and is in sliding or clearance fit with the inner wall of the relay tank; the density of the movable valve plate is smaller than that of the condensate, a second through hole which is vertically communicated is arranged on the movable valve plate, and the first through hole and the second through hole are arranged in a staggered mode on vertical projection. The utility model can effectively solve the problems of heat loss and equipment damage caused by the fact that the flash tank introduces steam into the recovery tank.
Description
Technical Field
The utility model relates to the technical field of flash evaporation steam recovery in silk manufacture, in particular to a flash evaporation condensate recovery system in silk manufacture.
Background
In the silk production line, the recovery of silk making condensed water is currently treated by utilizing a flash evaporation technology, specifically, as shown in fig. 1, the silk making condensed water enters a flash evaporation tank through a pressure reducing valve to realize gas-liquid separation, a steam part enters a deaerator, a condensate part enters a recovery tank, the recovery tank guides the condensed water into a catalytic oxidation tank and a de-ironing tank through a water pump, and finally, the condensed water is output to a boiler water supply pipeline for use.
In the recovery tank, because the condensed water still has a part of temperature and still generates steam, an exhaust valve is arranged at the top end of the recovery tank and is used for discharging a small amount of generated steam to the outside, and the discharge amount meets the discharge standard.
The problems existing at present are: when the system constructed by the flash tank and the recovery tank is a closed system, steam can be mixed into the recovery tank under certain conditions and discharged into the atmosphere from an exhaust valve at the top end of the recovery tank, so that heat loss is caused on one hand, and environmental protection is caused on the other hand.
In addition, when the mixed steam amount is large, the mixed steam can enter the catalytic oxidation tank under the suction effect of the water pump, cavitation is formed in the conveying process, blades of the water pump are broken down, the pumping efficiency of the water pump is affected, and then the recovery efficiency of the whole condensed water is affected.
Therefore, how to provide a filament-making flash condensate recovery system capable of effectively solving the problems of heat loss and equipment damage caused by introducing steam into a recovery tank from a flash tank is a technical problem to be solved in the field.
Disclosure of Invention
The utility model aims to provide a silk-making flash evaporation condensate water recovery system so as to solve the problems in the background technology.
According to an aspect of the utility model, there is provided a filament-making flash condensate recovery system comprising a flash tank, a recovery tank, a steam deaerator, a water pump, a catalytic oxidation tank, an iron removal tank, and a relay tank;
the steam pipeline of the flash tank is communicated with the steam deaerator, and the steam deaerator is provided with an exhaust port;
the condensate pipeline of the flash tank is communicated with the inlet of the relay tank, the outlet of the relay tank is communicated with the inlet of the recovery tank, the outlet of the recovery tank is sequentially communicated with the catalytic oxidation tank and the iron removal tank through a water pump, and the iron removal tank is provided with a drainage interface;
a fixed valve plate and a movable valve plate are arranged in the relay tank, the fixed valve plate is fixed in the middle area of the relay tank and divides the relay tank into an upper space and a lower space, and a first through hole which is communicated with the upper space and the lower space is formed in the fixed valve plate;
the inlet of the relay tank is positioned in the upper space, the outlet of the relay tank is positioned in the lower space, and the movable valve plate is positioned in the upper space and is in sliding or clearance fit with the inner wall of the relay tank; the density of the movable valve plate is smaller than the condensate density, a vertically through second via hole is arranged on the movable valve plate, and the first via hole and the second via hole are arranged in a staggered mode on vertical projection.
Optionally, according to the filament-making flash evaporation condensate water recovery system of the utility model, a recovery valve is further arranged on the condensate pipe of the flash tank, a pipe pressure sensor is arranged on a pipe between the flash tank and the relay tank, and the pipe pressure sensor is controlled in association with the recovery valve so as to close the recovery valve when the set pressure is exceeded.
Optionally, according to the filament-making flash evaporation condensate recovery system of the utility model, the recovery valve is opened and closed in association with the water pump.
Optionally, according to the filament-making flash evaporation condensate recovery system of the present utility model, the movable valve plate is made of foam plates.
Optionally, according to the filament-making flash evaporation condensate recovery system of the present utility model, the fixed valve plate is made of a plastic plate.
Optionally, according to the silk-making flash evaporation condensate recovery system of the utility model, the first through holes on the fixed valve plate and the second through holes Kong Xishu on the movable valve plate are distributed.
Optionally, according to the filament-making flash evaporation condensate water recovery system of the present utility model, a vertical guide rail is provided on a side wall of the relay tank corresponding to the movable valve plate, and the movable valve plate slides up and down along the guide rail.
Optionally, according to the filament-making flash evaporation condensate recovery system of the present utility model, a vertical guide rod is disposed on the fixed valve plate corresponding to the movable valve plate, and the movable valve plate slides up and down along the guide rod.
Optionally, according to the filament-making flash evaporation condensate recovery system of the utility model, the relay tank is a sealed tank with a cover body.
Optionally, according to the filament-making flash evaporation condensate water recovery system of the utility model, the relay tank is made of stainless steel, and an insulating layer is arranged outside or in an interlayer of the relay tank.
Compared with the prior art, the utility model has substantial characteristics and progress, and in particular has the following advantages:
1. a relay tank is added, a fixed valve plate and a movable valve plate are arranged in the relay tank, the movable valve plate floats along with the condensate, when the condensate level is higher than that of the fixed valve plate, the movable valve plate floats, the condensate is not blocked to pass through the first through hole and the second through hole, and condensate recovery is realized; when the condensate is insufficient to lead to steam to enter, the condensate level drops below the fixed valve plate, the movable valve plate loses buoyancy and is pressed on the fixed valve plate under the action of gravity, and because of dislocation of the two through holes, the channel of the first through hole and the second through hole is closed, the steam cannot pass through, and further the steam is prevented from entering a subsequent recovery tank, and the steam waste and cavitation are avoided.
2. When steam enters the relay tank and gathers, and the pressure of the pipeline connected between the flash tank and the relay tank increases, the numerical value of the pipeline pressure sensor changes beyond a threshold value, the recovery valve is controlled to be closed randomly in a linkage mode, the water pump is also closed synchronously, and the whole recovery system is suspended.
3. The steam reserved in the relay tank is gradually cooled to form condensate in the suspension process, or the condensate is replaced by the steam after the flash tank is restarted, so that the steam can be subjected to subsequent treatment without affecting the normal use of the relay tank.
Other features of the present utility model and its advantages will become apparent from the following detailed description of exemplary embodiments of the utility model, which proceeds with reference to the accompanying drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description, serve to explain the principles of the utility model.
FIG. 1 is a schematic diagram of a conventional silk-making flash condensate recovery system in accordance with the prior art of the present utility model.
FIG. 2 is a schematic diagram of a modified silk making flash condensate recovery system of the present utility model.
Fig. 3 is a schematic diagram of the internal structure of the relay tank according to the present utility model.
Reference numerals illustrate:
1. a flash tank; 2. a recovery tank; 3. a steam deaerator; 4. a water pump; 5. a catalytic oxidation tank; 6. an iron removing tank; 7. a relay tank; 8. a recovery valve; 9. a pipeline pressure sensor;
11. fixing the valve plate; 12. a movable valve plate; 13. a first via; 14. and a second via.
Detailed Description
Various exemplary embodiments of the present utility model will now be described in detail with reference to the accompanying drawings. It should be noted that: the relative arrangement of the components and steps, numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present utility model unless it is specifically stated otherwise.
The following description of at least one exemplary embodiment is merely exemplary in nature and is in no way intended to limit the utility model, its application, or uses.
Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail, but are intended to be part of the specification where appropriate.
In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of exemplary embodiments may have different values.
It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further discussion thereof is necessary in subsequent figures.
According to fig. 2 and 3, the utility model provides a silk-making flash condensate recovery system, which comprises a flash tank 1, a recovery tank 2, a steam deaerator 3, a water pump 4, a catalytic oxidation tank 5, an iron removal tank 6 and a relay tank 7.
The steam pipeline of the flash tank 1 is communicated with the steam deaerator 3, and the steam deaerator 3 is provided with an exhaust port which can be connected to subsequent steam using equipment.
The condensate pipeline of the flash tank 1 is communicated with the inlet of the relay tank 7, the outlet of the relay tank 7 is communicated with the inlet of the recovery tank 2, the outlet of the recovery tank 2 is sequentially communicated with the catalytic oxidation tank 5 and the iron removal tank 6 through the water pump 4, and the iron removal tank 6 is provided with a drainage interface.
The relay tank 7 is integrally made of stainless steel, a fixed valve plate 11 and a movable valve plate 12 are arranged in the relay tank 7, the fixed valve plate 11 is made of plastic, the relay tank 7 is fixed in the middle area of the relay tank 7 and divided into an upper space and a lower space, and a first through hole 13 for communicating the upper space and the lower space is formed in the fixed valve plate 11.
The inlet of the relay tank 7 is positioned in the upper space, the outlet is positioned in the lower space, the movable valve plate 12 is a light valve plate, and the embodiment adopts a foam valve plate which is positioned in the upper space and is in sliding or clearance fit with the inner wall of the relay tank 7; the density of the movable valve plate 12 is smaller than that of the condensate, so that the movable valve plate can float on the surface of the condensate, a second through hole 14 vertically penetrating is formed in the movable valve plate 12, and the first through hole 13 and the second through hole 14 are arranged in a staggered mode on vertical projection.
Further, a recovery valve 8 is further arranged on the condensate pipeline of the flash tank 1, a pipeline pressure sensor 9 is arranged on a pipeline between the flash tank 1 and the relay tank 7, and the pipeline pressure sensor 9 is controlled in association with the recovery valve 8 so as to close the recovery valve 8 when the set pressure is exceeded. Meanwhile, the recovery valve 8 is opened and closed in association with the water pump 4, and when the recovery valve 8 is closed, the water pump 4 also pauses to operate, and the whole recovery system pauses to wait for normal recovery.
Further, the first through holes 13 on the fixed valve plate 11 and the second through holes 14 on the movable valve plate 12 are sparsely distributed, so that the precision requirement is reduced, the situation that the through holes partially overlap due to small horizontal dislocation angles of the movable valve plate 12 under the condition of over-dense is avoided, and under the condition of sparsely distributed, the movable valve plate 12 can still ensure that the first through holes 13 and the second through holes 14 cannot overlap even if the movable valve plate 12 is horizontally displaced for a certain distance.
Further, a vertical guide rail is provided on the side wall of the relay tank 7 corresponding to the movable valve plate 12, and the movable valve plate 12 slides up and down along the guide rail to prevent the movable valve plate 12 from being blocked due to inclination.
Further, a vertical guide rod is arranged on the fixed valve plate 11 corresponding to the movable valve plate 12, and the movable valve plate 12 slides up and down along the guide rod, so that the purpose of preventing the movable valve plate 12 from being clamped in an inclined manner can be achieved.
Further, the relay tank 7 is a sealed tank with a cover body, so that cleaning and maintenance of the interior are facilitated.
Further, the relay tank 7 is made of stainless steel, and an insulating layer is arranged outside the relay tank 7 or in an interlayer, so that heat is not easily lost from the relay tank 7.
Working principle:
the movable valve plate 12 in the relay tank 7 floats under the action of the condensate, when the condensate level is higher, the condensate level can exceed the fixed valve, the movable valve plate 12 is separated from the fixed valve plate 11, a channel is formed between the first through hole 13 and the second through hole 14, and the condensate flows out of the channel, as shown in fig. 2, and is in a conduction mode of the relay tank 7.
When the condensate is reduced, the steam is increased, the steam enters the condensate pipeline and flows into the relay tank 7, the condensate is reduced, the liquid level is reduced along with the increase of the steam, when the movable valve plate 12 falls below the fixed valve plate 11 due to the loss of buoyancy, the movable valve plate 12 falls above the fixed valve plate 11, after the movable valve plate and the fixed valve plate are contacted, the first through hole 13 and the second through hole 14 are closed due to dislocation, and the conducting path is closed, as shown in fig. 3, in the closed mode of the relay tank 7, the steam can only accumulate in the upper space and cannot enter the lower space and enter the recovery tank 2, so that the loss of steam heat and the occurrence of cavitation are avoided.
At the same time, the recovery valve 8 is controlled to close and the communication of the condensate line is suspended, as the line pressure increases with the accumulation of steam.
The situation of the increase of the steam is not normal, but is only special, so after a period of time, when the condensate is recovered again, or the recovery valve 8 is actively opened by a worker, or the recovery valve 8 is opened by waiting for the natural condensation and depressurization of the accumulated steam, after the recovery valve 8 is opened, the condensate enters the relay tank 7 to be accumulated, the steam with the same volume is replaced to return to the flash evaporator, and the normal operation is continued.
While certain specific embodiments of the utility model have been described in detail by way of example, it will be appreciated by those skilled in the art that the above examples are for illustration only and are not intended to limit the scope of the utility model. It will be appreciated by those skilled in the art that modifications may be made to the above embodiments without departing from the scope and spirit of the utility model. The scope of the utility model is defined by the appended claims.
Claims (10)
1. The system is characterized by comprising a flash evaporation tank, a recovery tank, a steam deaerator, a water pump, a catalytic oxidation tank, an iron removal tank and a relay tank;
the steam pipeline of the flash tank is communicated with the steam deaerator, and the steam deaerator is provided with an exhaust port;
the condensate pipeline of the flash tank is communicated with the inlet of the relay tank, the outlet of the relay tank is communicated with the inlet of the recovery tank, the outlet of the recovery tank is sequentially communicated with the catalytic oxidation tank and the iron removal tank through a water pump, and the iron removal tank is provided with a drainage interface;
a fixed valve plate and a movable valve plate are arranged in the relay tank, the fixed valve plate is fixed in the middle area of the relay tank and divides the relay tank into an upper space and a lower space, and a first through hole which is communicated with the upper space and the lower space is formed in the fixed valve plate;
the inlet of the relay tank is positioned in the upper space, the outlet of the relay tank is positioned in the lower space, and the movable valve plate is positioned in the upper space and is in sliding or clearance fit with the inner wall of the relay tank; the density of the movable valve plate is smaller than the condensate density, a vertically through second via hole is arranged on the movable valve plate, and the first via hole and the second via hole are arranged in a staggered mode on vertical projection.
2. The filament flashing condensate recovery system of claim 1 wherein the condensate line of the flash tank is further provided with a recovery valve, and wherein a line pressure sensor is provided in the line between the flash tank and the relay tank, the line pressure sensor being controlled in association with the recovery valve to close the recovery valve when a set pressure is exceeded.
3. The silk making flash condensate recovery system of claim 2, wherein the recovery valve is opened and closed in association with the water pump.
4. The silk making flash evaporation condensate water recovery system as claimed in claim 1, wherein the movable valve plate is made of foam plate.
5. The filament flashing condensate water recovery system of claim 4, wherein the stationary valve plate is a plastic plate.
6. The wire-making flash condensate recovery system of claim 5, wherein the first through holes in the stationary valve plate and the second through holes Kong Xishu in the movable valve plate are distributed.
7. The filament flashing condensate water recovery system of claim 6, wherein a vertical guide rail is provided on a sidewall of the relay tank corresponding to the movable valve plate, and the movable valve plate slides up and down along the guide rail.
8. The filament flashing condensate recovery system of claim 7, wherein the stationary valve plate is provided with a vertical guide bar corresponding to the movable valve plate, and the movable valve plate slides up and down along the guide bar.
9. The filament flashing condensate recovery system of claim 8, wherein the relay tank is a sealed tank with a cover.
10. The filament flashing condensate water recovery system of claim 9, wherein the relay tank is made of stainless steel, and an insulating layer is arranged outside or in the interlayer of the relay tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320864909.6U CN219355290U (en) | 2023-04-18 | 2023-04-18 | System for recovering flash evaporation condensate water during filament making |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320864909.6U CN219355290U (en) | 2023-04-18 | 2023-04-18 | System for recovering flash evaporation condensate water during filament making |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219355290U true CN219355290U (en) | 2023-07-18 |
Family
ID=87150114
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320864909.6U Active CN219355290U (en) | 2023-04-18 | 2023-04-18 | System for recovering flash evaporation condensate water during filament making |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219355290U (en) |
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2023
- 2023-04-18 CN CN202320864909.6U patent/CN219355290U/en active Active
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