CN212818203U - Separation and purification device for preparing watermelon ketone - Google Patents
Separation and purification device for preparing watermelon ketone Download PDFInfo
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- CN212818203U CN212818203U CN202020824714.5U CN202020824714U CN212818203U CN 212818203 U CN212818203 U CN 212818203U CN 202020824714 U CN202020824714 U CN 202020824714U CN 212818203 U CN212818203 U CN 212818203U
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Abstract
The utility model discloses a separation and purification device for preparing watermelon ketone, belonging to the field of separation and purification equipment, comprising a first rectification part and a second rectification part, wherein the first rectification part comprises a first rectification tower, a first feed inlet is arranged on the side surface of the first rectification tower near the bottom end, a first discharge outlet is arranged on the bottom, and a first gas outlet is arranged on the top; the second rectifying part comprises a second rectifying tower, a second feeding hole is formed in the side surface of the second rectifying tower close to the bottom end, a second discharging hole is formed in the bottom of the second rectifying tower, and a second gas outlet is formed in the top of the second rectifying tower; the first discharge hole is connected with the second feed hole through a second pipeline, a first control valve is arranged at the position, close to the first discharge hole, of the second pipeline, and a liquid pump is arranged on the second pipeline; the bottom of the first rectifying tower and the bottom of the second rectifying tower are both provided with heaters. The separation and purification device for preparing the watermelon ketone can effectively separate and collect different components, and improves the product purity.
Description
Technical Field
The utility model belongs to separation and purification equipment field specifically relates to a watermelon ketone preparation is with separation and purification device.
Background
The watermelon ketone is a chemical synthetic substance and is mainly applied to the perfume industry; because of the characteristics of the watermelon ketone, the application of the watermelon ketone to the perfume industry is also researched in recent years. Rectification is needed in the preparation process of the watermelon ketone to carry out purification and separation operations. The crude product of the watermelon ketone is purified in China by mainly adopting an aqueous solution of ethyl acetate for extraction and then rectification. Because the boiling point of ethyl acetate is 77 ℃, the boiling point of watermelon ketone is 91 ℃, the boiling point of water is 100 ℃, and the boiling point of watermelon ketone is between ethyl acetate and water, the traditional rectifying device can not obtain high-purity watermelon ketone.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model provides a watermelon ketone preparation is with separation and purification device, this kind of watermelon ketone preparation is with separation and purification device can carry out effective separation to different compositions and collect, has improved product purity.
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a separation and purification device for preparing watermelon ketone comprises a first rectification part and a second rectification part, wherein the first rectification part comprises a first rectification tower, a first feed inlet is formed in the side surface of the first rectification tower, which is close to the bottom end, a first discharge outlet is formed in the bottom of the first rectification tower, and a first gas outlet is formed in the top of the first rectification tower; the second rectifying part comprises a second rectifying tower, a second feeding hole is formed in the side surface of the second rectifying tower close to the bottom end, a second discharging hole is formed in the bottom of the second rectifying tower, and a second gas outlet is formed in the top of the second rectifying tower; the first discharge hole is connected with the second feed hole through a second pipeline, a first control valve is arranged at the position, close to the first discharge hole, of the second pipeline, and a liquid pump is arranged on the second pipeline; the bottom of the first rectifying tower and the bottom of the second rectifying tower are both provided with heaters. The first rectifying tower is used for separating ethyl acetate, the separated liquid is transmitted into the second rectifying tower through a liquid pump and a second pipeline, and the second rectifying tower is used for separating watermelon ketone.
Further, the first rectifying part further comprises a first collecting box, the first gas outlet is connected with the first collecting box through a first pipeline, and a first condenser is arranged on the first pipeline. The first collecting box is used for collecting the separated ethyl acetate which can be used as raw materials for continuous use.
Furthermore, the second rectifying part also comprises a second collecting box, the second gas outlet is connected with the second collecting box through a third pipeline, and a second condenser is arranged on the third pipeline. The second collecting box is used for collecting the separated watermelon ketone.
Furthermore, the second rectifying part also comprises a third collecting box, the third collecting box is connected with the second discharge port through a fourth pipeline, and a second control valve is arranged on the fourth pipeline close to the second discharge port. The third collecting tank is used for collecting the separated water.
Furthermore, packing layers are arranged in the first rectifying tower and the second rectifying tower. The packing layer is used for blocking the rising gas, so that the gas is partially condensed, and the condensed liquid drops to the bottom of the tower for further rectification, thereby improving the purity of the separated product.
Furthermore, the packing layer comprises a first packing layer, a second packing layer and a third packing layer from top to bottom in sequence. The multi-layer packing layer can further improve the purification purity.
Furthermore, a pair of temperature sensors which are distributed up and down on the liquid level are arranged in the first rectifying tower and the second rectifying tower and close to the bottoms of the first rectifying tower and the second rectifying tower. Temperature sensors are distributed above and below the liquid level, so that the temperature of liquid and gas can be effectively monitored, the heating condition of the heater can be regulated and controlled in real time according to the actual temperature, the temperature can be effectively monitored, and the quality of purified products can be guaranteed.
Furthermore, the separation and purification device also comprises a control system which is electrically connected with the liquid pump, the temperature sensor and the heater and can control and adjust the specific operation and parameters of the components. The control system is used for controlling and is convenient to operate.
Has the advantages that: compared with the prior art, the utility model has the advantages of it is following: the utility model provides a separation and purification device for watermelon ketone preparation, the first rectifying tower of the separation and purification device for watermelon ketone preparation is used for separating ethyl acetate, the separated liquid is transmitted into the second rectifying tower through a liquid pump and a second pipeline, and the second rectifying tower is used for separating watermelon ketone; the packing layer is used for blocking the rising gas to partially condense the gas, and condensed liquid drops to the bottom of the tower for further rectification, so that the purity of a separated product can be improved; the control system is used for controlling the operation, so that the operation is convenient; can effectively separate and collect different components, and improves the purity of the product.
Drawings
FIG. 1 is a structural diagram of a separation and purification device for preparing watermelon ketone.
In the figure: 1 first rectifying part, 11 first rectifying tower, 111 first feeding inlet, 112 first discharging outlet, 113 first gas outlet, 12 first pipeline, 13 first collecting box, 14 first condenser, 15 second pipeline, 16 first control valve, 17 liquid pump, 2 second rectifying part, 21 second rectifying tower, 211 second feeding inlet, 212 second discharging outlet, 213 second gas outlet, 22 third pipeline, 23 second collecting box, 24 second condenser, 25 fourth pipeline, 26 second control valve, 27 third collecting box, 3 packing layer, 31 first packing layer, 32 second packing layer, 33 third packing layer, 4 temperature sensor, 5 heater.
Detailed Description
The invention will be further elucidated with reference to the drawings and the embodiments.
Examples
As shown in fig. 1, a separation and purification device for preparing watermelon ketone comprises a first rectification part 1 and a second rectification part 2, wherein the first rectification part 1 comprises a first rectification tower 11 and a first collection box 13, a first feed inlet 111 is arranged on the side surface of the first rectification tower 11 near the bottom end, a first discharge outlet 112 is arranged at the bottom, a first gas outlet 113 is arranged at the top, the first gas outlet 113 is connected with the first collection box 13 through a first pipeline 12, and a first condenser 14 is arranged on the first pipeline 12; the second rectifying part 2 comprises a second rectifying tower 21, a second collecting box 23 and a third collecting box 27, a second feeding hole 211 is formed in the side face of the second rectifying tower 21 close to the bottom end, a second discharging hole 212 is formed in the bottom of the second rectifying tower 21, a second air outlet 213 is formed in the top of the second rectifying tower, the second air outlet 213 is connected with the second collecting box 23 through a third pipeline 22, a second condenser 24 is arranged on the third pipeline 22, the third collecting box 27 is connected with the second discharging hole 212 through a fourth pipeline 25, and a second control valve 26 is arranged on the fourth pipeline 25 close to the second discharging hole 212; the first discharge hole 112 is connected with the second feed hole 211 through a second pipeline 15, a first control valve 16 is arranged at a position of the second pipeline 15 close to the first discharge hole 112, and a liquid pump 17 is arranged on the second pipeline 15; the bottom parts of the first rectifying tower 11 and the second rectifying tower 21 are respectively provided with a heater 5; packing layers 3 are arranged in the first rectifying tower 11 and the second rectifying tower 21, and the packing layers 3 sequentially comprise a first packing layer 31, a second packing layer 32 and a third packing layer 33 from top to bottom; and a pair of temperature sensors 4 which are distributed up and down on the liquid level are arranged in the first rectifying tower 11 and the second rectifying tower 21 and are close to the bottoms.
The separation and purification device further comprises a control system, wherein the control system is electrically connected with the liquid pump 17, the temperature sensor 4 and the heater 5, and can control and adjust the specific operation and parameters of the components.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications can be made without departing from the principles of the present invention, and these modifications should also be regarded as the protection scope of the present invention.
Claims (8)
1. A separation and purification device for preparing watermelon ketone is characterized in that: the device comprises a first rectifying part (1) and a second rectifying part (2), wherein the first rectifying part (1) comprises a first rectifying tower (11), a first feeding hole (111) is formed in the side surface of the first rectifying tower (11) close to the bottom end, a first discharging hole (112) is formed in the bottom of the first rectifying tower, and a first gas outlet (113) is formed in the top of the first rectifying tower; the second rectifying part (2) comprises a second rectifying tower (21), a second feeding hole (211) is formed in the side face of the second rectifying tower (21) close to the bottom end, a second discharging hole (212) is formed in the bottom, and a second gas outlet (213) is formed in the top; the first discharge hole (112) is connected with the second feed hole (211) through a second pipeline (15), a first control valve (16) is arranged at the position, close to the first discharge hole (112), of the second pipeline (15), and a liquid pump (17) is arranged on the second pipeline (15); the bottom parts of the first rectifying tower (11) and the second rectifying tower (21) are respectively provided with a heater (5).
2. The separation and purification device for preparing watermelon ketone according to claim 1, which is characterized in that: the first rectifying part (1) further comprises a first collecting box (13), the first air outlet (113) is connected with the first collecting box (13) through a first pipeline (12), and a first condenser (14) is arranged on the first pipeline (12).
3. The separation and purification device for preparing watermelon ketone according to claim 1, which is characterized in that: the second rectifying part (2) further comprises a second collecting box (23), the second air outlet (213) is connected with the second collecting box (23) through a third pipeline (22), and a second condenser (24) is arranged on the third pipeline (22).
4. The separation and purification device for preparing watermelon ketone according to claim 3, which is characterized in that: the second rectifying part (2) further comprises a third collecting box (27), the third collecting box (27) is connected with the second discharging hole (212) through a fourth pipeline (25), and a second control valve (26) is arranged on the fourth pipeline (25) close to the second discharging hole (212).
5. The separation and purification device for preparing watermelon ketone according to claim 1, which is characterized in that: packing layers (3) are arranged in the first rectifying tower (11) and the second rectifying tower (21).
6. The separation and purification device for preparing watermelon ketone according to claim 5, wherein: the packing layer (3) sequentially comprises a first packing layer (31), a second packing layer (32) and a third packing layer (33) from top to bottom.
7. The separation and purification device for preparing watermelon ketone according to claim 1 or 5, wherein: and a pair of temperature sensors (4) which are located at the upper part and the lower part of the liquid level are arranged in the first rectifying tower (11) and the second rectifying tower (21) and are close to the bottom.
8. The separation and purification device for preparing watermelon ketone according to claim 7, wherein: the separation and purification device also comprises a control system which is electrically connected with the liquid pump (17), the temperature sensor (4) and the heater (5) and can control and adjust the specific operation and parameters of the components.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020824714.5U CN212818203U (en) | 2020-05-18 | 2020-05-18 | Separation and purification device for preparing watermelon ketone |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020824714.5U CN212818203U (en) | 2020-05-18 | 2020-05-18 | Separation and purification device for preparing watermelon ketone |
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| CN212818203U true CN212818203U (en) | 2021-03-30 |
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| CN202020824714.5U Active CN212818203U (en) | 2020-05-18 | 2020-05-18 | Separation and purification device for preparing watermelon ketone |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113248467A (en) * | 2021-04-08 | 2021-08-13 | 中南大学 | Preparation method of watermelon ketone |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113248467A (en) * | 2021-04-08 | 2021-08-13 | 中南大学 | Preparation method of watermelon ketone |
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