CN219333192U - Rectifying column for ethanol recovery - Google Patents
Rectifying column for ethanol recovery Download PDFInfo
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- CN219333192U CN219333192U CN202320421569.XU CN202320421569U CN219333192U CN 219333192 U CN219333192 U CN 219333192U CN 202320421569 U CN202320421569 U CN 202320421569U CN 219333192 U CN219333192 U CN 219333192U
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Abstract
The utility model discloses a rectifying tower for ethanol recovery, which comprises a tower body, wherein the lower end surface of the tower body is fixedly connected with a tower seat, a condensing cavity, a distilling cavity and a collecting cavity are sequentially distributed in the tower body from top to bottom, a plurality of heat conduction pipes which are annularly distributed and communicated are arranged on the inner wall of the distilling cavity, a liquid inlet pipe which is communicated with the heat conduction pipes is arranged on the left side of the distilling cavity, a plurality of condensing pipes are arranged in the condensing cavity, a plurality of baffle plates which are obliquely distributed are fixedly connected on the inner wall of the condensing cavity, refrigerating chips are embedded in the inner walls of the baffle plates, so that liquid can flow on a tray, the tray can be heated through a heating plate, the tray can be promoted to transfer heat to liquid, high-temperature heat conduction oil can be conveyed into the heat conduction pipes at the same time, heat exchange can be generated between the high-temperature heat conduction oil and the liquid in the distilling cavity, and the ethanol in the liquid is evaporated to generate gas, so that the concentration of liquid distillation can be improved.
Description
Technical Field
The utility model relates to the technical field of rectifying towers, in particular to a rectifying tower for recovering ethanol.
Background
The ethanol is a flammable and volatile colorless transparent liquid at normal temperature and normal pressure, has low toxicity, is not directly drinkable, has special fragrance, is slightly stimulated and slightly sweet, has the pungent taste, is flammable, can be mutually dissolved with water in any ratio, and can be used as waste water for emission all the time in industrial production, so that not only is the environment polluted, but also a large amount of ethanol solvent waste is caused, and in the existing ethanol recovery, the most important is the separation of all components of the ethanol mixed solution by using a rectifying tower.
The rectifying column includes the tower body, and fixed connection is provided with the inlet at the tower seat of terminal surface under the tower body, the outer wall of tower body is provided with the pipeline of giving vent to anger, the top of tower body is connected with the condenser, the side below of tower body is provided with the leakage fluid dram, the internally mounted of tower body has distillation plant, distillation plant includes the electrical heating stick, install on the tower seat generally, consequently at the in-process electrical heating stick of distillation less with the area of liquid contact, can not be abundant with the liquid contact, ethanol recovery concentration has been reduced.
At present, in the rectification process of the rectification tower, the mixed liquid in the tower is insufficiently heated, so that the concentration of recovered ethanol is low, and in the subsequent condensation work, gas cannot be sufficiently condensed, so that the yield of ethanol recovery is reduced, and therefore, a rectification tower for ethanol recovery is necessary to be provided to solve the problems.
Disclosure of Invention
The utility model aims to provide a rectifying tower for ethanol recovery, which has the characteristics of radiating a machine head, preventing dust from entering and affecting the normal operation of the machine head, protecting the machine head and effectively prolonging the service life of the machine head.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the rectifying tower for ethanol recovery comprises a tower body, wherein the lower end surface of the tower body is fixedly connected with a tower seat, and a condensing cavity, a distilling cavity and a collecting cavity are sequentially distributed in the tower body from top to bottom;
the inner wall of the distillation cavity is provided with a plurality of heat conduction pipes which are distributed in an annular mode and are communicated with each other, the left side of the distillation cavity is provided with a liquid inlet pipe which is communicated with the heat conduction pipes, the interior of the condensation cavity is provided with a plurality of condensation pipes, the inner wall of the condensation cavity is fixedly connected with a plurality of baffle plates which are distributed in an inclined mode, and refrigerating chips are embedded in the baffle plates;
the inner wall of distillation chamber installs a plurality of trays that are mutual crisscross distribution, a plurality of the hot plate is all installed to the inside of tray.
In order to ensure the purity of ethanol recovery, as a rectification column for ethanol recovery of the present utility model, a filter plate is preferably installed at the top end of the interior of the condensation chamber.
In order to enable gas to be discharged rapidly, as a preferable rectifying tower for ethanol recovery, an induced draft tube is communicated between the left side of the distillation cavity and the left side of the condensation cavity, and an induced draft fan is arranged on the outer wall of the induced draft tube.
In order to improve condensation efficiency, the rectification tower for ethanol recovery is preferably provided with a plurality of baffle plates which are distributed in a staggered manner, wherein a diversion trench positioned below a condensation pipe is arranged in the condensation cavity, and the right side of the condensation cavity is communicated with an air outlet pipe and an air outlet pipe positioned below the air outlet pipe.
In order to open the box door and discharge the residues in the box door, as a preferable rectifying tower for recovering ethanol, a slag discharging pipe is communicated between the inner top end of the collecting cavity and the lower end face of the distilling cavity, and the front end face of the collecting cavity is hinged with a box door.
In order to control the normal operation of the condenser tube, the refrigeration chip, the heating plate and the induced draft fan, the rectification tower for recovering ethanol is preferably provided with the controller on the upper end surface of the tower seat, and the condenser tube, the refrigeration chip, the heating plate and the induced draft fan are electrically connected with the controller.
Compared with the prior art, the utility model has the following beneficial effects:
according to the utility model, firstly, liquid to be refined is conveyed into the distillation cavity, the liquid flows on the tray, the tray can be heated through the heating plate, the tray is promoted to transfer heat to the liquid, meanwhile, the high-temperature heat conduction oil is conveyed into the heat conduction pipe, so that the heat exchange between the high-temperature heat conduction oil and the liquid in the distillation cavity can be realized, the ethanol in the liquid is evaporated to generate gas, the concentration of the liquid in distillation can be improved, then the gas is introduced into the condensation cavity through the air guide pipe, the gas is firstly collided with the baffle plate, and when the gas contacts with the baffle plate, the gas can be condensed through the refrigeration chip in the gas and the condensation pipe, and further, the gas condensation can be accelerated to form liquid ethanol, so that the yield and the purity of ethanol condensation recovery are improved.
Drawings
FIG. 1 is an overall block diagram of the present utility model;
FIG. 2 is an overall cross-sectional block diagram of the present utility model;
fig. 3 is a top view of the distillation chamber of the present utility model.
In the figure: 1. a tower body; 101. a tower base; 2. a distillation chamber; 201. a heat conduction pipe; 202. a liquid inlet pipe; 203. a tray; 204. an air guiding pipe; 205. an induced draft fan; 206. a heating plate; 3. a condensing chamber; 301. a baffle plate; 302. a refrigeration chip; 303. a condensing tube; 304. a diversion trench; 305. a liquid outlet pipe; 306. an air outlet pipe; 307. a filter plate; 4. a collection chamber; 401. a slag discharge pipe; 402. a door; 5. and a controller.
Detailed Description
Referring to fig. 1 to 3, a rectifying tower for recovering ethanol comprises a tower body 1, wherein a tower seat 101 is fixedly connected to the lower end surface of the tower body 1, and a condensing cavity 3, a distilling cavity 2 and a collecting cavity 4 are sequentially distributed in the tower body 1 from top to bottom;
the inner wall of the distillation cavity 2 is provided with a plurality of heat conduction pipes 201 which are distributed and communicated in an annular mode, the left side of the distillation cavity 2 is provided with a liquid inlet pipe 202 which is communicated with the heat conduction pipes 201, the inside of the condensation cavity 3 is provided with a plurality of condensation pipes 303, the inner wall of the condensation cavity 3 is fixedly connected with a plurality of baffle plates 301 which are distributed in an inclined mode, and the inside of each baffle plate 301 is embedded with a refrigeration chip 302;
the inner wall of the distillation cavity 2 is provided with a plurality of trays 203 which are distributed in a staggered way, and the interiors of the trays 203 are provided with heating plates 206.
In this embodiment: the recovery of the ethanol can be completed through the mutual matching of the condensation cavity 3, the distillation cavity 2 and the collection cavity 4, the liquid to be refined is specifically conveyed into the distillation cavity 2 through a pipeline below the induced air pipe 204, the liquid flows in the tray 203, the tray 203 can be heated through the operation of the heating plate 206, the tray 203 is promoted to transfer heat to the liquid, meanwhile, the high-temperature heat conduction oil is conveyed into the heat conduction pipe 201 through the liquid inlet pipe 202, the high-temperature heat conduction oil is promoted to flow in the heat conduction pipe 201, the liquid in the distillation cavity 2 is further promoted to heat up, the ethanol in the liquid is evaporated to generate gas, other impurities in the liquid stay at the bottom end in the distillation cavity 2, so that the concentration of the liquid distillation can be improved, the gas is led into the condensation cavity 3 through the induced air pipe 204, the gas collides with the baffle 301 first, the whole condensation cavity 3 is filled, and when the gas is contacted with the baffle 301, the gas is condensed through the operation of the cooling chip 302 and the condensation pipe 303 in the inside, the gas can be accelerated to condense the gas to form the liquid ethanol, and the condensation yield of the ethanol is improved, and the purity of the ethanol is recovered.
As a technical optimization scheme of the present utility model, a filter plate 307 is installed at the top end of the interior of the condensation chamber 3.
In this embodiment: the gas entering the condensation chamber 3 is filtered by the filter plate 307, so that some tiny impurities remained in the gas can be filtered, and the purity of ethanol recovery is ensured.
As a technical optimization scheme of the utility model, an induced draft tube 204 is communicated between the left side of the distillation cavity 2 and the left side of the condensation cavity 3, and an induced draft fan 205 is installed on the outer wall of the induced draft tube 204.
In this embodiment: the gas generated after distillation in the distillation cavity 2 can be operated by an induced draft fan 205 and is introduced into an induced draft pipe 204, and enters the condensation cavity 3 through the induced draft pipe 204, so that the gas is rapidly discharged, and the next condensation operation is performed.
As a technical optimization scheme of the utility model, a plurality of baffle plates 301 are distributed in a staggered manner, a diversion trench 304 positioned below a condensation pipe 303 is arranged in a condensation cavity 3, and an air outlet pipe 306 and an air outlet pipe 305 positioned below the air outlet pipe 306 are communicated with the right side of the condensation cavity 3.
In this embodiment: the gas can slowly flow in the condensation cavity 3 through the plurality of mutually staggered baffle plates 301, so that the gas is in contact with the condensation pipe 303 and the baffle plates 301, the condensation efficiency is improved, the gas entering the condensation cavity 3 can flow to the bottom end inside the condensation cavity 3 through the diversion trench 304 after condensation, and then the gas is discharged from the liquid outlet pipe 305, and the recovery of ethanol can be realized.
As a technical optimization scheme of the utility model, a slag discharging pipe 401 is communicated between the top end inside the collecting cavity 4 and the lower end face of the distillation cavity 2, and a box door 402 is hinged to the front end face of the collecting cavity 4.
In this embodiment: some residual impurities can be discharged into the collecting cavity 4 through the slag discharging pipe 401 after distillation, and the box door 402 can be opened to discharge the residues in the collecting cavity.
As a technical optimization scheme of the utility model, a controller 5 is installed on the upper end surface of the tower base 101, and a condenser tube 303, a refrigeration chip 302, a heating plate 206 and an induced draft fan 205 are all electrically connected with the controller 5.
In this embodiment: the condenser 303, the refrigeration chip 302, the heating plate 206 and the induced draft fan 205 can be controlled to work normally by the controller 5.
Working principle: firstly, liquid to be refined is conveyed into the distillation cavity 2 through a pipeline below the induced draft pipe 204, the liquid flows on the tray 203, the tray 203 can be heated through the operation of the heating plate 206, the tray 203 is driven to transfer heat to the liquid, meanwhile, the high-temperature heat conduction oil is conveyed into the heat conduction pipe 201 through the liquid inlet pipe 202, the high-temperature heat conduction oil is driven to flow in the heat conduction pipe 201, the high-temperature heat conduction oil can exchange heat with the liquid in the distillation cavity 2, the liquid in the distillation cavity 2 is heated, ethanol in the liquid evaporates to generate gas, other impurities in the liquid stay at the bottom end in the distillation cavity 2, then the induced draft fan 205 works, the induced draft pipe 204 is driven to introduce the gas into the condensation cavity 3, the gas collides with the baffle 301 and fills the whole condensation cavity 3, when the gas contacts with the baffle 301, the gas can be condensed through the operation of the cooling chip 302 in the inside of the gas and the condensation pipe 303, the gas can be accelerated to condense to form liquid ethanol, the condensed ethanol can be discharged out of the condensation cavity 3 through the liquid outlet pipe 305, the rest of the residual gas can be discharged through the discharge air pipe 306, and finally the residue can be discharged out of the distillation cavity 401 through the slag discharging box door 402, and the residue can be discharged out of the distillation cavity 401.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.
Claims (6)
1. The utility model provides a rectifying column for ethanol recovery, includes tower body (1), the lower terminal surface fixedly connected with tower seat (101) of tower body (1), its characterized in that: a condensing cavity (3), a distillation cavity (2) and a collecting cavity (4) are sequentially distributed in the tower body (1) from top to bottom;
the inner wall of the distillation cavity (2) is provided with a plurality of heat conduction pipes (201) which are distributed and communicated in an annular mode, the left side of the distillation cavity (2) is provided with a liquid inlet pipe (202) which is communicated with the heat conduction pipes (201), the inside of the condensation cavity (3) is provided with a plurality of condensation pipes (303), the inner wall of the condensation cavity (3) is fixedly connected with a plurality of baffle plates (301) which are distributed in an inclined mode, and a plurality of refrigeration chips (302) are embedded in the baffle plates (301);
the inner wall of the distillation cavity (2) is provided with a plurality of trays (203) which are distributed in a staggered way, and heating plates (206) are arranged in the trays (203).
2. The rectifying column for recovering ethanol according to claim 1, wherein: a filter plate (307) is arranged at the top end of the interior of the condensation cavity (3).
3. The rectifying column for recovering ethanol according to claim 1, wherein: an induced draft tube (204) is communicated between the left side of the distillation cavity (2) and the left side of the condensation cavity (3), and an induced draft fan (205) is installed on the outer wall of the induced draft tube (204).
4. The rectifying column for recovering ethanol according to claim 1, wherein: the baffle plates (301) are distributed in a staggered mode, a diversion trench (304) located below the condensation pipe (303) is arranged in the condensation cavity (3), and an air outlet pipe (306) and a liquid outlet pipe (305) located below the air outlet pipe (306) are communicated on the right side of the condensation cavity (3).
5. The rectifying column for recovering ethanol according to claim 1, wherein: a slag discharging pipe (401) is communicated between the inner top end of the collecting cavity (4) and the lower end face of the distillation cavity (2), and a box door (402) is hinged to the front end face of the collecting cavity (4).
6. A rectifying column for recovering ethanol according to claim 3, characterized in that: the upper end face of the tower base (101) is provided with a controller (5), and the condenser tube (303), the refrigerating chip (302), the heating plate (206) and the induced draft fan (205) are electrically connected with the controller (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320421569.XU CN219333192U (en) | 2023-03-02 | 2023-03-02 | Rectifying column for ethanol recovery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320421569.XU CN219333192U (en) | 2023-03-02 | 2023-03-02 | Rectifying column for ethanol recovery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219333192U true CN219333192U (en) | 2023-07-14 |
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ID=87078206
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320421569.XU Active CN219333192U (en) | 2023-03-02 | 2023-03-02 | Rectifying column for ethanol recovery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219333192U (en) |
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2023
- 2023-03-02 CN CN202320421569.XU patent/CN219333192U/en active Active
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