CN213667955U - Low-temperature energy-saving evaporation concentration device - Google Patents
Low-temperature energy-saving evaporation concentration device Download PDFInfo
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- CN213667955U CN213667955U CN202021683120.3U CN202021683120U CN213667955U CN 213667955 U CN213667955 U CN 213667955U CN 202021683120 U CN202021683120 U CN 202021683120U CN 213667955 U CN213667955 U CN 213667955U
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Abstract
The utility model discloses a low-temperature and energy-saving evaporation concentration device, which comprises a heater, wherein a first feed inlet is arranged at the top end of the heater, a steam inlet is arranged on the left side wall of the middle part of the heater, a steam outlet is arranged on the left side wall of the lower end of the heater, a connecting pipe is fixedly arranged on the right side of the lower end of the heater, and an evaporation separator is fixedly connected with the right end of the connecting pipe; a discharge hole is formed in the bottom end of the evaporation separator, a right-angle connecting pipe is fixedly installed at the upper end of the evaporation separator, and a condenser is fixedly connected to the right end of the right-angle connecting pipe; condenser lower extreme right side wall is equipped with the condensation delivery port, condensation delivery port downside fixedly connected with condensate pump, the output fixedly connected with collection tank of ejection of compact pump, first feed inlet downside fixedly connected with charge pump, the input fixedly connected with head tank of charge pump, the utility model relates to a low temperature evaporation concentration field effectively promotes evaporation capacity and throughput.
Description
The technical field is as follows:
the utility model relates to a low temperature evaporative concentration field, concretely relates to low temperature, energy-conserving evaporative concentration device.
Background art:
the low-temperature evaporation is particularly suitable for evaporation and concentration of fermentation liquor containing active bacteria and heat-sensitive food. It can also be used for low-temperature continuous evaporation and concentration of aqueous solution of glucose, xylose, starch sugar, oligosaccharide, fresh milk, maltodextrin, etc. The equipment has the main characteristics of high heat transfer efficiency, short material heating time and the like, and is widely applied to the industries of pharmacy, chemical engineering, bioengineering, environmental protection engineering waste liquid recovery and the like. At present, the conventional evaporator is mostly adopted in the same industry for evaporation treatment of heat-sensitive feed liquid, but the temperature can only be controlled to be about 45 ℃, the conventional evaporator cannot be suitable for treatment of feed liquid containing high protein, microorganisms, beneficial bacteria and the like which are extremely sensitive to the evaporation temperature requirement, and the phenomena of production of bad materials, low yield, no energy conservation, high equipment investment and the like can be caused. The utility model provides a low temperature, energy-conserving evaporation concentration device.
The utility model has the following contents:
the utility model aims to solve the technical problem that a low temperature, energy-conserving evaporation concentration device is provided.
The utility model discloses the technical problem that will solve adopts following technical scheme to realize: a low-temperature and energy-saving evaporation concentration device comprises a heater, wherein a first feed inlet is formed in the top end of the heater, a feed back port is formed in the left side wall of the upper end of the heater, a feed back pump is fixedly connected to the lower side of the feed back port, the output end of the feed back pump is connected with the feed back port through a pipeline, a steam inlet is formed in the left side wall of the middle of the heater, a steam outlet is formed in the left side wall of the lower end of the heater, a connecting pipe is fixedly mounted on the right side of the lower end of the heater, and;
a discharge hole is formed in the bottom end of the evaporation separator, a discharge pump is fixedly connected to the lower side of the discharge hole, the input end of the discharge pump is connected with the discharge hole through a pipeline, a right-angle connecting pipe is fixedly mounted at the upper end of the evaporation separator, and a condenser is fixedly connected to the right end of the right-angle connecting pipe;
the extraction opening has been seted up to condenser upper end right side wall, extraction opening downside fixedly connected with vacuum pump, pass through the pipe connection between the input of vacuum pump and the extraction opening, the vacuum pump can increase the inside vacuum of equipment, can reduce evaporating temperature when the comdenstion water of being convenient for backward flow, condenser lower extreme right side wall is equipped with the condensation delivery port, condensation delivery port downside fixedly connected with condensate pump, pass through the pipe connection between condensate pump's the input and the condensation delivery port, pass through the pipe connection between the input of feed back pump and the discharge gate, the output fixedly connected with collection tank of ejection of compact pump, first feed inlet downside fixedly connected with charge pump, pass through the pipe connection between the output of charge pump and the first feed inlet, the input fixedly connected with head tank of charge pump.
Preferably, the upper end of the evaporation separator is provided with a second feeding hole, and the second feeding hole is connected with the output end of the feeding pump through a pipeline.
Preferably, the falling film distributor is fixedly installed inside the upper end of the heater, and a plurality of groups of heat exchange pipes are arranged inside the middle of the heater.
Preferably, a mist eliminator is fixedly arranged between the evaporation separator and the right-angle connecting pipe.
The utility model discloses a theory of operation is: the feed pump conveys the feed liquid to the top of the heating pipe from the feed tank, the feed liquid passes through the falling film distributor under the action of gravity, and the feed liquid is uniformly distributed in each heat exchange pipe and then flows down along the inner wall of each heat exchange pipe in a uniform film shape. In the flow-down process, the liquid phase and the steam are heated by a heating medium in the heating pipe, the generated steam and the liquid phase enter a separation chamber of the evaporator together, the steam phase and the liquid phase are fully separated, the secondary steam enters the condenser and is condensed into a liquid state to be pumped away by the condensate pump, the concentrated feed liquid is discharged from a discharge hole at the bottom of the evaporation separator and is conveyed into a collection tank through a discharge pump, and the evaporation concentration process is completed.
The utility model has the advantages that: the setting of evaporation separator top second feed inlet can satisfy the quick feeding of equipment, and the feed back pump can send the feed liquid that concentration is not up to standard back the heater, evaporates once more, has played the effect of internal circulation, controls the vacuum of whole equipment through the kind or the temperature of control heater heat source medium, condenser cooling medium, and the higher evaporation temperature that is just lower for the vacuum in the equipment, can realize through control that feed liquid 35-37 ℃ carries out low temperature evaporation. The method or the technology can furthest keep the raw material liquid from being influenced by high temperature, does not damage the components and the quality of the raw material liquid, and has the positive effects of improving the evaporation capacity and the treatment capacity, not easily damaging the raw material, reducing the equipment investment and the like.
Description of the drawings:
in order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts;
fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a schematic structural diagram of a falling film distributor according to the present invention;
FIG. 3 is a schematic structural view of a heat exchange tube of the present invention;
FIG. 4 is a schematic view of the mist eliminator of the present invention;
wherein: 1. a heater; 2. a first feed port; 3. a feed back port; 4. a steam inlet; 5. a steam outlet; 6. a material return pump; 7. a connecting pipe; 8. an evaporative separator; 9. a discharge port; 10. a second feed port; 11. a right-angle connecting pipe; 12. a condenser; 13. an air exhaust hole; 14. a condensed water outlet; 15. a discharge pump; 16. a condensate pump; 17. a vacuum pump; 18. a feed pump; 19. a raw material tank; 20. a collection tank; 21. A falling film distributor; 22. a heat exchange pipe; 23. a mist eliminator.
The specific implementation mode is as follows:
in order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand and understand, the present invention is further explained by combining with the specific drawings.
Example 1: as shown in fig. 1, a low-temperature and energy-saving evaporation concentration device comprises a heater 1, wherein a first feed inlet 2 is formed in the top end of the heater 1, a feed back port 3 is formed in the left side wall of the upper end of the heater 1, a feed back pump 6 is fixedly connected to the lower side of the feed back port 3, the output end of the feed back pump 6 is connected with the feed back port 3 through a pipeline, a steam inlet 4 is formed in the left side wall of the middle of the heater, a steam outlet 5 is formed in the left side wall of the lower end of the heater, a connecting pipe 7 is fixedly mounted on the right side of the lower end of the heater 1, and;
a discharge port 9 is formed in the bottom end of the evaporation separator 8, a discharge pump 15 is fixedly connected to the lower side of the discharge port 9, the input end of the discharge pump 15 is connected with the discharge port 9 through a pipeline, a right-angle connecting pipe 11 is fixedly installed at the upper end of the evaporation separator 8, and a condenser 12 is fixedly connected to the right end of the right-angle connecting pipe 11;
The feed pump conveys the feed liquid to the top of the heating pipe from the raw material tank, the feed liquid flows in the heating pipe under the action of gravity, the feed liquid is heated by a heating medium in the heating pipe in the down-flow process, the generated steam and the liquid phase enter a separation chamber of the evaporator together, the steam phase and the liquid phase are fully separated, the secondary steam enters the condenser and is condensed into the liquid phase, the liquid phase is pumped away by the condensate pump, the concentrated feed liquid is discharged from a discharge port at the bottom of the evaporative separator and is conveyed to the collecting tank through the discharge pump, and the evaporative concentration process is completed. The feed back pump can flow back the feed liquid that concentration is not up to standard to the heater top, carries out evaporative concentration again, opens the discharge pump again and carries out the feed liquid collection until feed liquid concentration satisfies the needs.
Example 2: as shown in fig. 1-4, a low-temperature and energy-saving evaporation concentration device comprises a heater 1, wherein a first feed inlet 2 is arranged at the top end of the heater 1, a feed back port 3 is arranged on the left side wall of the upper end of the heater 1, a feed back pump 6 is fixedly connected to the lower side of the feed back port 3, the output end of the feed back pump 6 is connected with the feed back port 3 through a pipeline, a steam inlet 4 is arranged on the left side wall of the middle part of the heater, a steam outlet 5 is arranged on the left side wall of the lower end of the heater, a connecting pipe 7 is fixedly mounted on the right side of the lower end of the heater 1;
a discharge port 9 is formed in the bottom end of the evaporation separator 8, a discharge pump 15 is fixedly connected to the lower side of the discharge port 9, the input end of the discharge pump 15 is connected with the discharge port 9 through a pipeline, a right-angle connecting pipe 11 is fixedly installed at the upper end of the evaporation separator 8, and a condenser 12 is fixedly connected to the right end of the right-angle connecting pipe 11;
The feed pump conveys the feed liquid to the top of the heating pipe from the raw material tank, the feed liquid flows in the heating pipe under the action of gravity, the feed liquid is heated by a heating medium in the heating pipe in the down-flow process, the generated steam and the liquid phase enter a separation chamber of the evaporator together, the steam phase and the liquid phase are fully separated, the secondary steam enters the condenser and is condensed into the liquid phase, the liquid phase is pumped away by the condensate pump, the concentrated feed liquid is discharged from a discharge port at the bottom of the evaporative separator and is conveyed to the collecting tank through the discharge pump, and the evaporative concentration process is completed. The feed back pump can flow back the feed liquid that concentration is not up to standard to the heater top, carries out evaporative concentration again, opens the discharge pump again and carries out the feed liquid collection until feed liquid concentration satisfies the needs.
The upper end of the evaporation separator 8 is provided with a second feed inlet 10, the second feed inlet 10 is connected with the output end of the feed pump 18 through a pipeline, and the second feed inlet is arranged to meet the requirement of rapid feeding of equipment.
Falling film distributor 21 is fixedly installed in the upper end of heater 1, and a plurality of groups of heat exchange tubes 22 are arranged in the middle of heater 1. The falling film distributor enables the feed liquid to be uniformly distributed in the heat exchange tube, and the feed liquid is heated more uniformly.
And a mist eliminator is fixedly arranged between the evaporation separator 8 and the right-angle connecting pipe 11. The material contains surface active matter, which reduces the surface tension of the material liquid and makes it easy to form foam during vaporization. And the foam is broken in the evaporation separator, a liquid film of the foam is split into small fog drop groups, and the steam flows at high speed and has high flow speed, so that the foam is inevitably carried to flow. The design of the mist eliminator avoids the secondary steam pollution caused by mist, increases the evaporation capacity and the concentration efficiency, and reduces the material loss.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (4)
1. The utility model provides a low temperature, energy-conserving evaporation concentration device, includes heater (1), its characterized in that: the steam boiler is characterized in that a first feeding hole (2) is formed in the top end of the heater (1), a feed back hole (3) is formed in the left side wall of the upper end of the heater (1), a feed back pump (6) is fixedly connected to the lower side of the feed back hole (3), the output end of the feed back pump (6) is connected with the feed back hole (3) through a pipeline, a steam inlet (4) is formed in the left side wall of the middle of the heater, a steam outlet (5) is formed in the left side wall of the lower end of the heater (1), a connecting pipe (7) is fixedly installed on the right side of the lower end of the heater (1;
a discharge hole (9) is formed in the bottom end of the evaporation separator (8), a discharge pump (15) is fixedly connected to the lower side of the discharge hole (9), the input end of the discharge pump (15) is connected with the discharge hole (9) through a pipeline, a right-angle connecting pipe (11) is fixedly installed at the upper end of the evaporation separator (8), and a condenser (12) is fixedly connected to the right end of the right-angle connecting pipe (11);
the condenser is characterized in that an air suction hole (13) is formed in the right side wall of the upper end of the condenser (12), a vacuum pump (17) is fixedly connected to the lower side of the air suction hole (13), the input end of the vacuum pump (17) is connected with the air suction hole (13) through a pipeline, a condensation water outlet (14) is formed in the right side wall of the lower end of the condenser (12), a condensation water pump (16) is fixedly connected to the lower side of the condensation water outlet (14), the input end of the condensation water pump (16) is connected with the condensation water outlet (14) through a pipeline, the input end of the feed back pump (6) is connected with the discharge hole (9) through a pipeline, a collection tank (20) is fixedly connected to the output end of the discharge pump (15), a feed pump (18) is fixedly connected to the lower side of the first feed inlet (2), and the output, the input end of the feeding pump (18) is fixedly connected with a raw material tank (19).
2. A low temperature, energy saving evaporative concentration unit as claimed in claim 1, wherein: the upper end of the evaporation separator (8) is provided with a second feeding hole (10), and the second feeding hole (10) is connected with the output end of the feeding pump (18) through a pipeline.
3. A low temperature, energy saving evaporative concentration unit as claimed in claim 1, wherein: falling film distributor (21) is fixedly installed inside upper end of heater (1), inside a plurality of groups of heat exchange tubes (22) that are provided with in the middle of heater (1).
4. A low temperature, energy saving evaporative concentration unit as claimed in claim 1, wherein: and a mist eliminator is fixedly arranged between the evaporation separator (8) and the right-angle connecting pipe (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021683120.3U CN213667955U (en) | 2020-08-13 | 2020-08-13 | Low-temperature energy-saving evaporation concentration device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021683120.3U CN213667955U (en) | 2020-08-13 | 2020-08-13 | Low-temperature energy-saving evaporation concentration device |
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| Publication Number | Publication Date |
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| CN213667955U true CN213667955U (en) | 2021-07-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021683120.3U Active CN213667955U (en) | 2020-08-13 | 2020-08-13 | Low-temperature energy-saving evaporation concentration device |
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