CN210645726U - Vacuum pipeline ethanol recovery system - Google Patents
Vacuum pipeline ethanol recovery system Download PDFInfo
- Publication number
- CN210645726U CN210645726U CN201921262589.7U CN201921262589U CN210645726U CN 210645726 U CN210645726 U CN 210645726U CN 201921262589 U CN201921262589 U CN 201921262589U CN 210645726 U CN210645726 U CN 210645726U
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- China
- Prior art keywords
- vacuum
- valve
- pipeline
- ethanol
- ethanol recovery
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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
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
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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
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Abstract
The utility model discloses a vacuum pipeline ethanol recovery system, which consists of a vacuum pipeline, a vacuum pipe branch I, a vacuum pipe branch II, a cooling pipeline, a plate heat exchanger, an ethanol recovery tank, a discharge valve, an emptying valve, a communicating valve, a vacuum air inlet valve and a vacuum air return valve, wherein the vacuum pipe is provided with the plate heat exchanger which is communicated with the cooling pipeline at the same time; the vacuum pipeline on two sides of the communicating valve is communicated with a first vacuum pipeline branch and a second vacuum pipeline branch, the first vacuum pipeline branch is provided with a vacuum air inlet valve, and the second vacuum pipeline branch is provided with a vacuum air return valve; the vacuum tube branch I and the vacuum tube branch II are both communicated with the ethanol recovery tank, the bottom of the ethanol recovery tank is communicated with a discharge tube, a discharge valve is arranged on the discharge tube, the upper end of the ethanol recovery tank is communicated with an emptying tube, and the emptying tube is provided with an emptying valve.
Description
Technical Field
The utility model relates to a processing machinery technical field specifically is a vacuum line ethanol recovery system.
Background
Due to the existence of ethanol vapor generated by incomplete condensation in the vacuum pipeline, if the ethanol vapor is not recycled, the working efficiency of the vacuum pump is reduced and potential safety hazards caused by accidental ignition of the ethanol vapor are caused.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a vacuum line ethanol recovery system to solve the incomplete problem of ethanol steam recovery in the vacuum pipe that provides among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a vacuum pipeline ethanol recovery system comprises a vacuum pipeline; the vacuum pipeline is provided with a plate heat exchanger which is communicated with the cooling pipeline; the vacuum pipeline on two sides of the communicating valve is communicated with a first vacuum pipeline branch and a second vacuum pipeline branch, the first vacuum pipeline branch is provided with a vacuum air inlet valve, and the second vacuum pipeline branch is provided with a vacuum air return valve; the vacuum tube branch I and the vacuum tube branch II are both communicated with the ethanol recovery tank, the bottom of the ethanol recovery tank is communicated with a discharge tube, a discharge valve is arranged on the discharge tube, the upper end of the ethanol recovery tank is communicated with an emptying tube, and the emptying tube is provided with an emptying valve.
Preferably, the ethanol recovery tank with good sealing performance contains an ethanol content sensor, and the ethanol content in the recovery tank can be monitored in real time.
Preferably, the plate heat exchanger enables ethanol steam in the vacuum pipeline to be efficiently condensed.
Preferably, the plate heat exchanger is connected with the vacuum pipeline through pipe threads, so that the sealing performance is improved.
Compared with the prior art, the beneficial effects of the utility model are that: the invention recovers part of ethanol vapor remained in the vacuum pipeline, ensures the continuous and normal operation of the vacuum pump, eliminates potential safety hazard possibly caused by the ethanol vapor remained in the vacuum pipeline, simultaneously utilizes the principle that the ethanol vapor is liquefied when meeting cold,
the vacuum pipeline on the device is matched with the ethanol recovery tank to recover ethanol, so that the production cost is reduced.
Drawings
FIG. 1 is a cross-sectional view of the present invention;
fig. 2 is a structural diagram of the present invention.
In the figure: the device comprises a vacuum pipeline 1, a vacuum pipeline 2, a communication valve 3, a vacuum air return valve 4, an emptying valve 5, an emptying pipe 6, an ethanol recovery tank 7, a discharge pipe 8, a discharge valve 9, a vacuum pipe branch II and 10, a vacuum pipe branch I and 11, a vacuum air inlet valve 12, a cooling pipeline 13 and a plate heat exchanger.
Detailed Description
There are three ethanol concentrators in the workshop, the ethanol evaporation is gaseous under certain temperature and vacuum condition, and most ethanol is retrieved through preliminary condensation, and partial ethanol is not retrieved and is retrieved once more through the ethanol recovery system on the vacuum line, ensures like this that the vacuum pump can not cause potential safety hazard and efficiency to descend because of continuously inhaling the ethanol.
The utility model discloses a front end is the ethanol concentrator, middle process plate heat exchanger 13 and ethanol recovery jar 6, final end-to-end connection to vacuum pump. The cooling pipeline of the system is a closed loop type circulation pipeline, a cold water pipeline is output from the cooling tower through a pump, and the cold water pipeline returns to the cooling tower to be circulated repeatedly after passing through the plate heat exchanger 13 in the middle.
Please refer to fig. 1-2: firstly, when ethanol steam retained in a vacuum pipeline 1 passes through a plate heat exchanger 13, heat is exchanged with a cooling pipeline 12 passing through the plate heat exchanger 13 to achieve condensation effect and the ethanol steam is liquefied into ethanol liquid, at the moment, a vacuum air inlet valve 11 arranged on a first vacuum pipe branch 10, a vacuum air return valve 3 arranged on a second vacuum pipe branch 9 are opened, a discharge valve 8 arranged on a discharge pipe 7, an emptying valve 4 arranged on an emptying pipe 5 and a communicating valve 2 arranged on a vacuum pipeline 1 are closed, the ethanol liquid in the vacuum pipeline 1 enters an ethanol recovery tank 6 through the vacuum air inlet valve 11, when the ethanol content in the ethanol recovery tank 6 reaches a required discharge value, the vacuum air inlet valve 11 and the vacuum air return valve 3 are closed, the communicating valve 2, the discharge valve 8 and the emptying valve 4 are opened in sequence, when a sensor monitors that the ethanol content in the ethanol recovery tank 6 is lower than a lowest storage value, the emptying valve 4, the discharging valve 8 and the communicating valve 2 are closed in sequence, and the vacuum air inlet valve 11 and the vacuum air return valve 3 are opened again.
Referring to fig. 1-2, the present invention provides a technical solution: a vacuum pipeline ethanol recovery system comprises a vacuum pipeline 1, wherein a plate heat exchanger 13 is installed on the vacuum pipeline 1, and the plate heat exchanger 13 is simultaneously communicated with a cooling pipeline 12 to achieve a condensation effect; the vacuum pipeline 1 is provided with a communicating valve 2, the vacuum pipeline 1 at two sides of the communicating valve 2 is communicated with a vacuum pipe branch 10 and a vacuum pipe branch 9, the vacuum pipe branch 10 is provided with a vacuum air inlet valve 11, and the vacuum pipe branch 9 is provided with a vacuum air return valve 3; the vacuum tube branch line I10 and the vacuum tube branch line II 9 are both communicated with the ethanol recovery tank 6, the bottom of the ethanol recovery tank 6 is communicated with a discharge tube 7, a discharge valve 8 is arranged on the discharge tube 7, the upper end of the ethanol recovery tank 6 is communicated with an emptying tube 5, and an emptying valve 4 capable of balancing the atmospheric pressure in the ethanol recovery tank 6 is arranged on the emptying tube 5.
The ethanol recovery tank 6 is internally provided with an ethanol content real-time monitoring device, when the ethanol content in the ethanol recovery tank 6 reaches a required value of discharging, the discharging valve 8, the emptying valve 4 and the communicating valve 2 are opened, the vacuum air inlet valve 11 and the vacuum air return valve 3 are closed, when the ethanol content in the ethanol recovery tank 6 is lower than a minimum storage value, the discharging valve 8, the emptying valve 4 and the communicating valve 2 are closed, and the vacuum air inlet valve 11 and the vacuum air return valve 3 are opened.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected or detachably connected; may be a mechanical or electrical connection; they may be directly connected or indirectly connected, and unless otherwise specifically limited, specific meanings of the above terms in the present invention may be understood by those skilled in the art according to specific situations.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (3)
1. The utility model provides a vacuum line ethanol recovery system, includes vacuum line (1), its characterized in that: a plate type heat exchanger (13) is arranged on the vacuum pipeline (1), and the plate type heat exchanger (13) is communicated with the cooling pipeline (12); the vacuum pipeline (1) is provided with a communication valve (2), the vacuum pipeline (1) at two sides of the communication valve (2) is communicated with a vacuum pipe branch I (10) and a vacuum pipe branch II (9), the vacuum pipe branch I (10) is provided with a vacuum air inlet valve (11), and the vacuum pipe branch II (9) is provided with a vacuum air return valve (3); the vacuum tube branch road I (10) and the vacuum tube branch road II (9) are communicated with the ethanol recovery tank (6), the bottom of the tank body of the ethanol recovery tank (6) is communicated with a discharge pipe (7), a discharge valve (8) is arranged on the discharge pipe (7), the upper end of the ethanol recovery tank (6) is communicated with a vent pipe (5), and the vent pipe (5) is provided with a vent valve (4).
2. The vacuum line ethanol recovery system of claim 1, wherein: an ethanol content sensor is arranged in the ethanol recovery tank (6).
3. The vacuum line ethanol recovery system of claim 1, wherein: the plate heat exchanger (13) is connected with the vacuum pipeline (1) through pipe threads.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921262589.7U CN210645726U (en) | 2019-08-06 | 2019-08-06 | Vacuum pipeline ethanol recovery system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921262589.7U CN210645726U (en) | 2019-08-06 | 2019-08-06 | Vacuum pipeline ethanol recovery system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210645726U true CN210645726U (en) | 2020-06-02 |
Family
ID=70833041
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921262589.7U Active CN210645726U (en) | 2019-08-06 | 2019-08-06 | Vacuum pipeline ethanol recovery system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210645726U (en) |
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2019
- 2019-08-06 CN CN201921262589.7U patent/CN210645726U/en active Active
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