CN211876825U - High-efficient distillation column waste heat recovery device - Google Patents
High-efficient distillation column waste heat recovery device Download PDFInfo
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- CN211876825U CN211876825U CN201921824716.8U CN201921824716U CN211876825U CN 211876825 U CN211876825 U CN 211876825U CN 201921824716 U CN201921824716 U CN 201921824716U CN 211876825 U CN211876825 U CN 211876825U
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- pipe
- distillation tower
- shell
- distillation
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Abstract
The utility model discloses a high-efficient distillation column waste heat recovery device, including stills, stills connect distillation column, boiler and heat recovery device, smoke filter is connected to the heat recovery device, and the both ends of second heat recovery outer tube and vapour admission pipe are connected respectively the distillation column with stills, the cover is equipped with the heat-transfer pipe on the distillation column shell, the heat-transfer pipe is connected with first heat pipe, first heat pipe sets up in the second heat recovery tube. The utility model discloses, can effectively improve the thermal utilization ratio to the stills through second heat recovery outer tube and vapour admission pipe to can make through the heat recoverer and give off the heat and obtain retrieving, avoid the heat waste, reduce the energy consumption from this, it is energy-concerving and environment-protective.
Description
Technical Field
The utility model relates to a chemical industry equipment and environmental protection field, more specifically say, relate to a high-efficient distillation column waste heat recovery device.
Background
The distillation column is the chemical industry equipment that materials such as rare metal titanium and alloy material made, has that intensity is high, toughness is big, high temperature resistant, corrosion-resistant, characteristics such as specific gravity light are in chemical production, often need use the distillation column to carry out the separation and purification, current distillation column can not effectually retrieve the produced waste heat in the tower at the during operation, and in the heating process, the tail gas that the boiler produced is direct just to discharge in the air, so not only wasted the energy, but also increased the use of fuel, the utility model discloses a new solution is proposed to above problem.
Disclosure of Invention
1. Technical problem to be solved
To the problem that exists among the prior art, the utility model aims to provide a high-efficient distillation column waste heat recovery device to solve the technical problem who mentions in the background art.
2. Technical scheme
In order to solve the above problems, the utility model adopts the following technical proposal.
A high-efficiency distillation tower waste heat recovery device comprises a distillation kettle, wherein the distillation kettle is connected with a distillation tower, a boiler and a heat recoverer, the heat recoverer is connected with a smoke filter,
the two ends of the second heat recovery outer pipe and the steam inlet pipe are respectively connected with the distillation tower and the distillation kettle,
the distillation tower shell is sleeved with a heat transfer pipe, the heat transfer pipe is connected with a first heat conduction pipe, and the first heat conduction pipe is arranged in the second heat recovery outer pipe.
Preferably, the distillation kettle is connected with the heat recoverer through a first heat recovery outer pipe, and the boiler is connected with the heat recoverer through a first smoke exhaust pipe.
Preferably, the heat recovery device comprises a smoke recovery cylinder, a heat exchange core and an exhaust fan are arranged in the smoke recovery cylinder, the heat exchange core is connected with a second heat conduction pipe, and the second heat conduction pipe is arranged in the first heat recovery outer pipe.
Preferably, the smoke filter comprises a shell, a primary filter, a secondary filter, a tertiary filter and a negative ion generator are arranged in the shell, and a smoke exhaust hole is formed in the shell.
Preferably, a gas phase outlet is formed in the top end of the distillation kettle, a backflow inlet is welded to one side of the distillation tower shell, a material inlet is formed in one side of the distillation tower shell and the lower end, located at the backflow inlet, of the distillation tower shell, a residual liquid outlet is formed in the distillation tower shell, and a cold medium inlet is formed in the bottom end of the distillation tower shell.
Preferably, the distillation column shell is internally provided with a primary filler, a secondary filler and a reflux distributor, wherein the secondary filler is positioned above the primary filler, and the reflux distributor is arranged above the secondary filler.
Preferably, a protective outer cover is arranged on the distillation tower shell, and the heat transfer pipe is located between the distillation tower shell and the protective outer cover.
3. Advantageous effects
Compared with the prior art, the utility model has the advantages of:
(1) when the utility model is used, the materials to be steamed are firstly put into the distillation tower shell from the material inlet, the boiler is heated, so that heat generated by the boiler is transferred into the distillation kettle, the distillation kettle can generate a large amount of steam, the steam is transferred into the distillation tower main body through the steam inlet pipe, the steam transferred into the distillation tower main body can be used for distilling materials put into the distillation tower shell, a large amount of heat can be emitted from the outer side of the distillation tower shell when the distillation tower shell is in operation, the heat transfer pipe can absorb the heat emitted by the distillation tower shell, the heat transfer pipe is a high-efficiency heat transfer element and is a name of a heat energy superconductor, and the heat transfer pipe can transfer the absorbed heat into the distillation kettle again through the first heat transfer pipe, so that the heat recovery work can be completed;
the utility model discloses when using, the boiler can produce a large amount of smog at the during operation, and there is a large amount of heats in the smog, smog enters into heat recovery device's inside through first exhaust pipe, heat recovery device internally mounted's heat exchange core can effectually absorb the heat in smog, the heat exchange core is because the difference in temperature and two objects that arouse or the heat transfer process between each part of same object, absorb thermal smog through heat exchange core again through the inside of induced draft fan through the second exhaust pipe and discharge into smoke filter, the exhaust hole department that smoke filter top was seted up is followed to smog after the filtration discharges, make the device in the heating process, can carry out hot absorption with the tail gas that the boiler produced, thereby can effectual reduction fuel's use.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view showing the connection of the devices of each part of the present invention;
FIG. 3 is a schematic diagram of a distillation column according to the present invention;
FIG. 4 is a schematic view of the internal structure of the distillation column of the present invention;
fig. 5 is a schematic view of the internal structure of the heat recovery device of the present invention;
FIG. 6 is a schematic view of the internal structure of the smoke filter of the present invention;
reference numerals:
1. a distillation column; 2. a heat recoverer; 3. a smoke filter; 4. a distillation kettle; 5. a boiler; 6. a first smoke exhaust pipe; 7. a first heat recovery outer tube; 8. a second heat recovery outer tube; 9. a vapor inlet tube; 10. a support frame; 11. a protective outer cover; 12. a heat transfer tube; 13. a first heat conductive pipe; 14. a distillation column housing; 15. a gas phase outlet; 16. a reflux inlet; 17. a residual liquid outlet; 18. first-stage filling; 19. secondary filling; 20. a reflux distributor; 21. a fume recovery drum; 22. a heat exchange core; 23. an exhaust fan; 24. a second heat conductive pipe; 25. a smoke vent; 26. a third filter; 27. a secondary filter; 28. a first stage filter; 29. a negative ion generator; 30. a second smoke exhaust pipe; 31. a material inlet; 32. and a cold medium inlet.
Detailed Description
The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" 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 should be noted that, unless explicitly stated or limited otherwise, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are used in a broad sense, and for example, "connected," may be fixedly connected, detachably connected, or integrally connected, mechanically connected, electrically connected, directly connected, indirectly connected through an intermediate medium, or connected between two elements.
The specific embodiment is as follows:
referring to fig. 1-6, a high efficiency distillation tower waste heat recovery device includes a distillation tower 1, the distillation tower 1 is connected to a second heat recovery outer tube 8 and a vapor inlet tube 9, the second heat recovery outer tube 8 and the vapor inlet tube 9 are connected to a distillation still 4. The distillation kettle 4 is connected with a first heat recovery outer pipe 7, the first heat recovery outer pipe 7 is connected with a heat recoverer 2, the heat recoverer 2 is connected with a first smoke exhaust pipe 6, the first smoke exhaust pipe 6 is connected with a boiler 5, the heat recoverer 2 is connected with a second smoke exhaust pipe 30, and the second smoke exhaust pipe 30 is connected with a smoke filter 3.
In order to make the device effectively recover the residual heat in the distillation tower, the distillation tower 1 comprises a support frame 10, a protective outer cover 11, a heat transfer pipe 12, a first heat transfer pipe 13, a distillation tower shell 14, a gas phase outlet 15, a reflux inlet 16, a residual liquid outlet 17, a material inlet 31 and a cold medium inlet 32.
The support frame 10 is arranged at the bottom of the distillation tower shell 14, the heat transfer pipe 12 is located inside the protective shell 11 and is sleeved on the outer wall of the distillation tower shell 14, the heat transfer pipe 12 is connected with the first heat transfer pipe 13, and the first heat transfer pipe 13 is located inside the second heat recovery outer pipe 8 and is welded with the second heat recovery outer pipe 8.
The top end of the distillation still 4 is provided with a gas phase outlet 15, one side of the distillation tower shell 14 is welded with a reflux inlet 16, one side of the distillation tower shell 14 and the lower end of the reflux inlet 16 are provided with a material inlet 31, the other side of the distillation tower shell 14 is provided with a residual liquid outlet 17, and the bottom end of the distillation tower shell 14 is provided with a cold medium inlet 32.
A primary packing 18 is installed on the inner side of the distillation column shell 14, a secondary packing 19 is installed on the inner side of the distillation column shell 14 and positioned at the upper end of the primary packing 18, and a reflux distributor 20 is installed on the inner side of the distillation column shell 14 and positioned at the upper end of the secondary packing 19.
In order to recover heat in the smoke, the smoke filter 3 includes a smoke recovery cylinder 21, a heat exchange core 22, an exhaust fan 23, and a second heat pipe 24, the smoke recovery cylinder 21 is connected to the first heat recovery outer tube 7, the heat exchange core 22 and the exhaust fan 23 are disposed inside the smoke recovery cylinder 21, and the second heat pipe 24 is disposed inside the first heat recovery outer tube 7 and welded to the first heat recovery outer tube 7.
For filtering harmful gas in the discharged smoke, the second smoke exhaust pipe 30 is connected with the smoke filter 3, the smoke filter 3 comprises a shell, a primary filter 28 is arranged inside the shell, a secondary filter 27 is arranged inside the smoke filter 3 and at the upper end of the primary filter 28, a tertiary filter 26 is arranged inside the smoke filter 3 and at the upper end of the secondary filter 27, a negative ion generator 29 is arranged at one side inside the smoke filter 3 and at the upper end of the tertiary filter 26, and a smoke exhaust hole 25 is formed in the shell.
In order to prevent the device from burning workers during use, the outer diameter of the protective outer cover 11 is matched with the inner diameter of the heat transfer pipe 12, and the protective outer cover 11 is in clearance fit with the heat transfer pipe 12.
In order to recover the residual heat in the smoke, the outer diameter of the heat exchange core 22 is matched with the inner diameter of the smoke recovery cylinder 21, and the smoke recovery cylinder 21 is in clearance fit with the heat exchange core 22.
The working principle is as follows:
when the material-distilling device is used, materials to be distilled are firstly put into the distilling tower from the material inlet 31, the boiler 5 is heated, so that heat generated by the boiler 5 is transferred into the distilling still 4, a large amount of steam is generated by the distilling still 4, and then the steam is transferred into the distilling tower 1 through the steam inlet pipe 9;
the steam introduced into the distillation tower 1 can distill the material put into the distillation tower shell 14, a large amount of heat can be emitted from the outer side of the distillation tower shell 14 when the distillation tower shell 14 works, and the heat transfer pipe 12 can absorb the heat emitted by the distillation tower shell 14;
the heat transfer pipe 12 is a high-efficiency heat transfer element, and has a name of "heat energy superconductor", and the heat transfer pipe 12 can transfer the absorbed heat into the distillation kettle 4 again through the first heat transfer pipe 13, so that the heat recovery work can be completed;
when the boiler 5 works, a large amount of smoke is produced, a large amount of heat exists in the smoke, the smoke enters the inside of the heat recoverer 2 through the first smoke exhaust pipe 6, and the heat exchange core 22 arranged inside the heat recoverer 2 can effectively absorb the heat in the smoke;
the smog absorbing heat through the heat exchange core 22 is discharged into the inside of the smog filter 3 through the second smoke exhaust pipe 30 through the exhaust fan 23 to be filtered, and the filtered smog is discharged from the smoke exhaust hole 25, so that the device can absorb heat of tail gas generated by the boiler 5 in the heating process, heat is fully recycled, fuel is reduced, and the device is energy-saving and environment-friendly.
The above description is only the preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.
Claims (7)
1. A high-efficiency distillation tower waste heat recovery device is characterized by comprising a distillation kettle, wherein the distillation kettle is connected with a distillation tower, a boiler and a heat recoverer, the heat recoverer is connected with a smoke filter,
the two ends of the second heat recovery outer pipe and the steam inlet pipe are respectively connected with the distillation tower and the distillation kettle,
the distillation tower shell is sleeved with a heat transfer pipe, the heat transfer pipe is connected with a first heat conduction pipe, and the first heat conduction pipe is arranged in the second heat recovery outer pipe.
2. The waste heat recovery device of claim 1, wherein the distillation kettle is connected with the heat recoverer through a first heat recovery outer pipe, and the boiler is connected with the heat recoverer through a first smoke exhaust pipe.
3. The device for recovering the waste heat of the high-efficiency distillation tower as claimed in claim 2, wherein the heat recoverer comprises a smoke recovery cylinder, a heat exchange core and an exhaust fan are arranged in the smoke recovery cylinder, the heat exchange core is connected with a second heat conduction pipe, and the second heat conduction pipe is arranged in the first heat recovery outer pipe.
4. The device for recovering the waste heat of the high-efficiency distillation tower as claimed in claim 1, wherein the smoke filter comprises a shell, a primary filter, a secondary filter, a tertiary filter and a negative ion generator are arranged in the shell, and a smoke exhaust hole is formed in the shell.
5. The waste heat recovery device of the high-efficiency distillation tower as claimed in claim 1, wherein a gas phase outlet is formed at the top end of the distillation kettle, a reflux inlet is welded at one side of the distillation tower shell, a material inlet is formed at the lower end of the reflux inlet at one side of the distillation tower shell, a residual liquid outlet is formed in the distillation tower shell, and a cold medium inlet is formed in the bottom end of the distillation tower shell.
6. The waste heat recovery device of the high-efficiency distillation tower as claimed in claim 1, wherein a primary packing, a secondary packing and a reflux distributor are arranged in the distillation tower shell, the secondary packing is arranged above the primary packing, and the reflux distributor is arranged above the secondary packing.
7. The efficient distillation column waste heat recovery device according to claim 1, wherein a protective outer cover is arranged on the distillation column shell, and the heat transfer pipe is located between the distillation column shell and the protective outer cover.
Priority Applications (1)
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CN201921824716.8U CN211876825U (en) | 2019-10-28 | 2019-10-28 | High-efficient distillation column waste heat recovery device |
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CN201921824716.8U CN211876825U (en) | 2019-10-28 | 2019-10-28 | High-efficient distillation column waste heat recovery device |
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CN211876825U true CN211876825U (en) | 2020-11-06 |
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CN201921824716.8U Active CN211876825U (en) | 2019-10-28 | 2019-10-28 | High-efficient distillation column waste heat recovery device |
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2019
- 2019-10-28 CN CN201921824716.8U patent/CN211876825U/en active Active
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