CN218002240U - Reation kettle hot steam condensate recovery system - Google Patents
Reation kettle hot steam condensate recovery system Download PDFInfo
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- CN218002240U CN218002240U CN202222076071.2U CN202222076071U CN218002240U CN 218002240 U CN218002240 U CN 218002240U CN 202222076071 U CN202222076071 U CN 202222076071U CN 218002240 U CN218002240 U CN 218002240U
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Abstract
The utility model belongs to the technical field of the chemical industry, especially, relate to a reation kettle hot steam condensate water recovery system. The system comprises one or more reaction kettles, wherein each reaction kettle is provided with a first steam discharge pipeline; a filtering component is also arranged between the first steam discharge pipeline and the reaction kettle; each first steam discharge pipeline is provided with a first valve; the system further comprises a second steam discharge conduit; each first steam discharge pipeline is respectively communicated with the second steam discharge pipeline; each reaction kettle is also provided with a condensed water return pipeline; each condensed water backflow pipeline is respectively communicated with the second steam discharge pipeline; each condensed water return pipeline is provided with a second valve; the system also includes a condenser; the condenser is communicated with one end of the second steam discharge pipeline far away from the reaction kettle. The utility model discloses can make things convenient for the steam in the reaction sequence in time to discharge, it is reinforced not to influence, prevents simultaneously to be scalded by steam.
Description
Technical Field
The utility model belongs to the technical field of the chemical industry, especially, relate to a reation kettle hot steam condensate recovery system.
Background
The reaction of phosphoric acid and aluminum hydroxide is an exothermic reaction, the phosphoric acid solution in a reaction kettle is heated to 85 ℃ in the production process, then 10-micron aluminum hydroxide powder is added, the aluminum hydroxide reacts with the phosphoric acid and releases heat in the feeding process of the aluminum hydroxide, the temperature of the solution reaches 110 ℃, a large amount of hot steam (containing phosphoric acid mist in the hot steam) can be generated, if the hot steam is not discharged in time, the feeding of the aluminum hydroxide powder can be influenced, and meanwhile, the risk that workers are scalded by the steam in the feeding process can be increased. In addition, after the reaction of phosphoric acid and aluminum hydroxide is completed, chromic anhydride solid needs to be added, the liquid in the reaction kettle is at 95 ℃, and a large amount of hot steam also exists. From the above, it is urgently needed to provide a system for recovering hot steam condensate of a reaction kettle.
SUMMERY OF THE UTILITY MODEL
In view of the above-mentioned shortcomings of the prior art, an object of the present invention is to provide a recycling system for hot steam condensate of a reaction kettle, which is used to solve the problems in the prior art.
The utility model provides a recovery system of hot steam condensate water of reaction kettles, which comprises one or more reaction kettles, wherein a first steam discharge pipeline is respectively arranged on each reaction kettle; a filtering component is also arranged between the first steam discharge pipeline and the reaction kettle; each first hot steam discharge channel is provided with a first valve; the system further comprises a second steam discharge conduit; each first steam discharge pipeline is communicated with the second steam discharge pipeline; each reaction kettle is also provided with a condensed water return pipeline; each condensed water return pipeline is respectively communicated with the second steam discharge pipeline; each condensed water backflow pipeline is provided with a second valve; the system further includes a condenser; the condenser is communicated with one end of the second steam discharge pipeline, which is far away from the reaction kettle.
In some embodiments of the present invention, each of the reaction vessels comprises a reaction vessel vapor outlet; the reaction kettle steam outlet is communicated with the first steam discharge pipeline.
The utility model discloses an in some embodiments, each reation kettle includes the comdenstion water entry respectively, is equipped with first comdenstion water export on the comdenstion water backflow pipeline, comdenstion water entry and first comdenstion water export intercommunication.
In some embodiments of the present invention, each of the first heat steam discharging passages is perpendicular to the second heat steam discharging passage.
In some embodiments of the present invention, each of the condensed water return pipes is perpendicular to the second hot steam discharging passage.
In some embodiments of the present invention, a stirrer is disposed in the reaction kettle.
In some embodiments of the present invention, one end of the second hot vapor discharge channel away from the reaction kettle is provided with a channel outlet; a steam inlet is formed in the condenser; the channel outlet is communicated with the steam inlet.
In some embodiments of the present invention, the condenser includes a condensation chamber, and the condenser is further provided with a cooling water inlet, a cooling water outlet and a second condensed water outlet, which are respectively communicated with the condensation chamber.
In some embodiments of the invention, the filter assembly is selected from a filter screen gasket.
In some embodiments of the present invention, the number of the spacers of the filter net is 1000 to 1500 meshes.
Compared with the prior art, the technical scheme has the following beneficial effects:
1) A large amount of hot steam that produces in the reaction process can be discharged through first steam discharge pipeline and second steam discharge pipeline and then utilized as the required water of production after the condenser condensation, also can effectively prevent that the powder from outwards waving from the charge door simultaneously, also can reduce the risk that the workman is scalded by steam at reinforced in-process simultaneously.
2) A filter screen gasket is additionally arranged at a steam outlet of the reaction kettle and the first steam discharge pipeline, so that aluminum hydroxide powder can be prevented from entering the first steam discharge pipeline along with hot steam and being accumulated in the pipeline.
3) Through add the comdenstion water backflow pipeline on reation kettle, can prevent that the comdenstion water that the inside and outside difference in temperature of the second steam discharge pipeline that sets up in the high altitude produced from piling up and dripping in the pipeline, because the comdenstion water contains a small amount of sour, can produce harm to the human body if the low.
Drawings
Fig. 1 shows a schematic structural diagram of a hot steam condensate recovery system of a reaction kettle of the present invention.
Reference numerals
1. Reaction kettle
11. Steam outlet of reaction kettle
12. Stirrer
13. Condensed water inlet
2. First steam discharge pipeline
3. Filter assembly
4. First valve
5. Second steam discharge pipeline
51. Channel outlet
6. Condensed water return pipeline
61. First condensed water outlet
7. Second valve
8. Condenser
81. Steam inlet
82. Cooling water inlet
83. Cooling water outlet
84. Second condensed water outlet
9. Weld part
Detailed Description
In the description of the present invention, it should be noted that the structure, ratio, size, etc. shown in the attached drawings of the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by the people familiar with the technology, and are not used for limiting the limit conditions that the present invention can be implemented, so that the present invention does not have the substantial technical significance, and the modification of any structure, the change of the ratio relationship or the adjustment of the size should still fall within the range that the technical content disclosed in the present invention can cover without affecting the function that the present invention can produce and the purpose that can be achieved. While the terms "central," "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like refer to orientations or positional relationships illustrated in the drawings, which are used for convenience in describing the invention and to simplify the description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In addition, in the description of the present invention, "a plurality" means two or more unless otherwise specified.
As shown in fig. 1, an embodiment of the present invention provides a system for recycling hot steam condensate of a reaction kettle, which includes one or more reaction kettles 1, wherein each reaction kettle 1 is provided with a first steam discharge pipeline 2; a filtering component 3 is also arranged between the first steam discharge pipeline 2 and the reaction kettle 1; each first steam discharge pipeline 2 is provided with a first valve 4; the system further comprises a second steam discharge duct 5; each of the first steam discharge pipes 2 is communicated with the second steam discharge pipe 5; each reaction kettle 1 is also provided with a condensed water return pipeline 6; each condensed water return pipeline 6 is respectively communicated with the second steam discharge pipeline 5; each condensed water return pipeline 6 is provided with a second valve 7; the system further comprises a condenser 8; the condenser 8 is communicated with one end of the second steam discharge pipeline 5 far away from the reaction kettle 1. The utility model discloses in, establish ties a large amount of hot steam of the production of one or more reation kettle 1 to a second steam discharge pipeline 5 through first steam discharge pipeline 2 respectively to form the comdenstion water through condenser 8, the required water of production can be regarded as to the comdenstion water. In addition, since the second steam discharging pipe 5 is long and in the high altitude, there is a temperature difference between the steam temperature (above 90 ℃) in the second steam discharging pipe 5 and the ambient temperature, a small amount of hot steam in the second steam discharging pipe 5 will be cooled into condensed water, if accumulated in the pipe, the condensed water will drip down from the welding part 9 on the second steam discharging pipe 5, and since the condensed water contains a small amount of acid, if it drips on the human body, it will cause a certain harm. Therefore, a condensed water return pipe 6 is added on the second steam discharge pipe 5, and the condensed water flows back to the reaction kettle 1 through the pipe after the second valve 7 is opened.
The embodiment of the utility model provides an among the reation kettle hot steam condensate recovery system that provides, reation kettle 1's number is a plurality ofly. Preferably, the number of the reaction kettles 1 is 3, and the reaction kettles respectively comprise three sets of first steam discharge pipelines 2 and condensed water return pipelines 6 which are matched with the reaction kettles 1.
In the system for recovering hot steam condensate of the reaction kettle provided by the embodiment of the utility model, each reaction kettle 1 respectively comprises a reaction kettle steam outlet 11; the reaction kettle steam outlet 11 is communicated with the first steam discharge pipeline 2. The reaction kettle 1 comprises a reaction cavity, and a reaction kettle steam outlet 11 is communicated with the reaction cavity. A large amount of steam generated in the production process is discharged from the reaction chamber through the reaction kettle steam outlet 11, and the steam enters the first steam discharge pipeline 2 by opening the first valve 4. When it is not necessary to discharge the steam, the first valve 4 may be closed, and the first valve 4 may be, for example, a shut-off valve, and more specifically, a Y-type shut-off valve.
The embodiment of the utility model provides an among the reation kettle hot steam condensate recovery system, each including comdenstion water entry 13 on the reation kettle 1 respectively, be equipped with first comdenstion water export 61 on the comdenstion water backflow pipeline 6, comdenstion water entry 13 and first comdenstion water export 61 intercommunication. The condensed water inlet 13 is communicated with the reaction cavity. After the second valve 7 is opened, the condensed water flows back to the reaction chamber of the reaction kettle 1 through the condensed water inlet 13 via the first condensed water outlet 61.
The embodiment of the utility model provides an among the reation kettle hot steam condensate recovery system, each first steam discharging pipeline 2 respectively with second steam discharging pipeline 5 is perpendicular, convenient each first steam discharging pipeline 2 forms the series pipeline with second steam discharging pipeline 5.
The embodiment of the utility model provides an among the hot steam condensate recovery system of reation kettle, each condensate water return line 6 respectively with second steam discharge pipeline 5 is perpendicular, convenient each condensate water return line 6 forms the series pipeline with second steam discharge pipeline 5. The first hot steam discharge pipe 2 is arranged in parallel with the condensed water return pipe 6.
The embodiment of the utility model provides an among the reation kettle hot steam condensate recovery system, be equipped with agitator 12 among reation kettle 1, carry out the in-process that the material mixes the reaction at reation kettle 1, stir the reaction through agitator 12.
The embodiment of the utility model provides an among the hot steam condensate recovery system of reation kettle, the one end of keeping away from reation kettle 1 of second steam discharge pipeline 5 is equipped with passageway export 51, be equipped with steam inlet 81 on the condenser 8, passageway export 51 and steam inlet 81 intercommunication. A large amount of hot steam in the second steam discharge duct 5 enters the condenser 8 through the passage outlet 51 via the steam inlet 81 to be condensed.
The embodiment of the utility model provides an among the hot steam condensate recovery system of reation kettle, condenser 8 includes the condensation chamber, still be equipped with on the condenser 8 respectively with cooling water inlet 82, cooling water outlet 83 and the comdenstion water export of condensation chamber intercommunication. The steam inlet 81 communicates with the condensation chamber. The condensed water formed after condensation is discharged from the second condensed water outlet 84 and can be used for producing the required water.
In the system for recycling hot steam condensate from a reaction kettle provided by the embodiment of the present invention, the stirrer 12 of the present invention may be, for example, a horizontal shell-and-tube condenser.
The embodiment of the utility model provides an among the hot steam condensate recovery system of reation kettle, filtering component 3 is selected from the filter screen gasket. By arranging the filter assembly 3 between the first steam discharge pipeline 2 and the reaction kettle 1, aluminum hydroxide powder can be prevented from entering the steam discharge pipeline along with hot steam and being accumulated in the pipeline.
The embodiment of the utility model provides an among the reation kettle hot steam condensate recovery system that provides, the mesh number of filter screen gasket is 1000 meshes ~ 1500 meshes. Specifically, the mesh number of the filter screen gaskets may be 1250 meshes, for example.
The embodiment of the utility model provides an among the reation kettle hot steam condensate recovery system that provides, still be equipped with air exhauster (not drawn) on the second steam discharging pipeline 5 for steam flows towards the direction of the passageway export 51 of second steam discharging pipeline 5.
The embodiment of the utility model provides a reation kettle hot steam condensate recovery system's working process:
in the production process, the phosphoric acid solution in the reaction kettle 1 is heated to 85 ℃, then 10 micron aluminum hydroxide powder is added, the aluminum hydroxide reacts with the phosphoric acid and releases heat in the feeding process of the aluminum hydroxide, and at the moment, the temperature of the solution reaches 110 ℃, a large amount of hot vapor (phosphoric acid mist in the hot vapor) is generated. Through having increased first steam discharging pipeline 2 on reation kettle 1, opened first valve 4, hot vapor can be followed first steam discharging pipeline 2 and discharged via second steam discharging pipeline 5, and the reinforced of the aluminium hydroxide powder of being convenient for like this can prevent effectively that the powder from drifting away from the charge door outward, also can reduce the workman by the risk of steam scald at reinforced in-process simultaneously. Filter screen gaskets are arranged at the steam outlet 11 of the reaction kettle and the first steam discharge pipeline 2, so that aluminum hydroxide powder can be prevented from entering the first steam discharge pipeline 2 along with hot steam and being accumulated in the pipeline. After the aluminum hydroxide addition is completed, the first valve 4 is closed. After the phosphoric acid and the aluminum hydroxide completely react, adding a chromic anhydride solid, wherein the liquid in the reaction kettle 1 is 95 ℃, and a large amount of hot steam exists, so that the first valve 4 needs to be opened to discharge the hot steam in the reaction kettle 1, and the filter screen gasket can prevent chromic anhydride fine powder from entering the first steam discharge pipeline 2. Because the second steam discharging pipe 5 is long and high in altitude, a temperature difference exists between the steam temperature (above 90 ℃) in the pipe and the ambient temperature, a small amount of hot steam in the second steam discharging pipe 5 can be cooled into condensed water, if the condensed water is accumulated in the second steam discharging pipe 5, the condensed water can drip downwards from the welding part 9 of the second steam discharging pipe 5, and certain harm can be caused if the condensed water drips on a human body because the condensed water contains a small amount of acid. Therefore, a condensate water return pipeline is added, the second valve 7 is opened, and the condensate water flows back to the reaction kettle 1 through the second steam discharge pipeline 5. A large amount of hot steam enters the horizontal shell-and-tube condenser 8 through the second steam discharge pipe 5, and the formed condensed water can be used for producing the required water.
The use process of a plurality of reaction kettles, for example 3 reaction kettles, is the same as that of the reaction kettle.
To sum up, through the utility model discloses a hot steam condensate recovery system of reation kettle:
1) A large amount of hot steam that produces in the reaction process can be discharged through first steam discharging pipeline 2 and second steam discharging pipeline 5 and then utilized as the required water of production after condenser 8 condenses, also can effectively prevent that the powder from flying outward from the charge door simultaneously, also can reduce the risk that the workman is scalded by steam at the reinforced in-process simultaneously.
2) A filter screen gasket is additionally arranged at the steam outlet 11 of the reaction kettle and the first steam discharge pipeline 2, so that aluminum hydroxide powder can be prevented from entering the first steam discharge pipeline 2 along with hot steam and being accumulated in the pipeline.
3) Through add the comdenstion water backflow pipeline on reation kettle 1, can prevent that the comdenstion water that the difference in temperature produced inside and outside the second steam discharge pipeline 5 that sets up in the high altitude from piling up and dripping in the pipeline, because the comdenstion water contains a small amount of sour, can produce harm to the human body if the low.
The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Any person skilled in the art can modify or change the above embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (10)
1. The system for recovering hot steam condensate of the reaction kettle is characterized by comprising one or more reaction kettles (1), wherein a first steam discharge pipeline (2) is respectively arranged on each reaction kettle (1); a filtering component (3) is also arranged between the first steam discharge pipeline (2) and the reaction kettle (1); each first steam discharge pipeline (2) is provided with a first valve (4); the system further comprises a second steam discharge conduit (5); each first steam discharge pipeline (2) is communicated with the second steam discharge pipeline (5) respectively; each reaction kettle (1) is also provided with a condensed water return pipeline (6); each condensed water backflow pipeline (6) is respectively communicated with the second steam discharge pipeline (5); a second valve (7) is respectively arranged on each condensed water return pipeline (6); the system further comprises a condenser (8); the condenser (8) is communicated with one end of the second steam discharge pipeline (5) far away from the reaction kettle.
2. The system for recycling hot steam condensate from reaction vessels according to claim 1, wherein each of the reaction vessels (1) comprises a reaction vessel steam outlet (11); the reaction kettle steam outlet (11) is communicated with the first steam discharge pipeline (2).
3. The system for recycling hot steam condensate from reaction vessels according to claim 1, wherein each reaction vessel (1) comprises a condensate inlet (13), a first condensate outlet (61) is provided on the condensate return line (6), and the condensate inlet (13) is communicated with the first condensate outlet (61).
4. The reaction vessel hot steam condensate recovery system of claim 1, wherein each of the first steam discharge pipes (2) is perpendicular to the second steam discharge pipe (5).
5. The system for recycling hot steam condensate from a reaction kettle according to claim 1, wherein each of the condensate return lines (6) is perpendicular to the second steam discharge line (5).
6. The system for recycling hot steam condensate from a reaction kettle according to claim 1, wherein a stirrer (12) is provided in the reaction kettle (1).
7. The system for recycling hot steam condensate from a reaction vessel according to claim 1, wherein the second steam discharge conduit (5) is provided with a channel outlet (51) at an end thereof remote from the reaction vessel; a steam inlet (81) is formed in the condenser (8); the passage outlet (51) communicates with the steam inlet (81).
8. The system for recycling hot steam condensate from a reaction kettle according to claim 1, wherein the condenser (8) comprises a condensation chamber, and the condenser (8) is further provided with a cooling water inlet (82), a cooling water outlet (83) and a second condensate outlet (84) which are respectively communicated with the condensation chamber.
9. The autoclave hot steam condensate recovery system of claim 1, wherein the filter assembly (3) is selected from a filter screen gasket.
10. The system for recycling hot steam condensate of the reaction kettle according to claim 9, wherein the mesh number of the filter screen gasket is 1000-1500 meshes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222076071.2U CN218002240U (en) | 2022-08-08 | 2022-08-08 | Reation kettle hot steam condensate recovery system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222076071.2U CN218002240U (en) | 2022-08-08 | 2022-08-08 | Reation kettle hot steam condensate recovery system |
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| Publication Number | Publication Date |
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| CN218002240U true CN218002240U (en) | 2022-12-09 |
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| CN202222076071.2U Active CN218002240U (en) | 2022-08-08 | 2022-08-08 | Reation kettle hot steam condensate recovery system |
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- 2022-08-08 CN CN202222076071.2U patent/CN218002240U/en active Active
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