Continuous fish oil transesterification device

Abstract

The utility model relates to the technical field of esterification, in particular to a continuous fish oil transesterification device which comprises a main body, and the top of the main body is fixedly connected with a feeding assembly, a water bath assembly and an evaporation and condensation assembly; the device can perform continuous reaction, corresponds to a traditional reaction kettle type, can save working procedures, increases continuous reaction, keeps continuous discharging, adopts a water bath method, omits the operation of catalyst separation after esterification reaction, can directly perform base catalysis transesterification reaction operation, simplifies the process, utilizes a metering pump to perform accurate proportioning, and is convenient to operate. The metering pump is one of fluid conveying machinery, and has the prominent characteristics that constant flow irrelevant to discharge pressure can be kept, and the functions of conveying, metering and adjusting can be simultaneously completed by using the metering pump, so that the production process flow is simplified, accurate flow control can be realized, the working efficiency of a condenser is high, and ethanol waste gas can be quickly cooled into a liquid state; meanwhile, cooling water can be repeatedly used, and environmental pollution is not prone to being caused.

Description

Technical Field

[0001] The utility model relates to the technical field, in particular to a continuous fish oil transesterification device. Background Art

[0002] Fish oil is a type of oil extracted from fatty fish. It is rich in omega-3 polyunsaturated fatty acids such as eicosapentaenoic acid (EPA) and docosahexaenoic acid (DHA). It has a good effect on improving cardiovascular and cerebrovascular diseases, vision, inflammation and other diseases, especially in helping to lower cholesterol and triglycerides.

[0003] At present, the chemical catalytic method is mainly used in China to transesterify EPA and DHA in natural fish oil into corresponding ethyl esters. This process has the problems of large amount of raw materials, high cost, serious environmental pollution and different catalytic effects on fish oil raw materials of different qualities. In addition, the process is complicated and the production process is discontinuous, resulting in low production efficiency. Due to the high price of imported enzyme preparations, the production cost cannot be accepted by manufacturers, so it has not been applied in China. Therefore, a continuous fish oil transesterification device is needed to improve the above problems. Utility Model Content

[0004] In order to solve the existing problem of using chemical catalysis to transesterify EPA and DHA in natural fish oil into corresponding ethyl esters, the process has the problems of large amount of raw materials, high cost, serious environmental pollution and different catalytic effects on fish oil raw materials of different qualities, and the process is complicated and the production process is discontinuous, resulting in low production efficiency. Due to the high price of imported enzyme preparations, the production cost is unacceptable to manufacturers. The purpose of the utility model is to provide a continuous fish oil transesterification device to solve the problems raised in the above background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A continuous fish oil transesterification device comprises a main body, the top of which is fixedly connected with a feed component, a water bath component and an evaporation condensation component;

[0007] The material supply assembly comprises a raw material tank, the bottom of the raw material tank is fixedly connected with a material delivery pipe, the side of the material delivery pipe is fixedly connected with a metering pump, and the side of the metering pump is fixedly connected with a feeding pipe;

[0008] The water bath assembly comprises a water bath chamber, a clip is fixedly connected to the top of the water bath chamber, a filter screen is arranged in the middle of the clip, a bottom pipe is fixedly connected to the bottom of the water bath chamber, a manifold is fixedly connected to the side of the manifold, a finished product outlet pipe is fixedly connected to the side of the manifold, and an inlet pipe is fixedly connected to the side of the finished product outlet pipe;

[0009] The evaporation-condensation assembly includes an evaporator, a delivery pipe is fixedly connected to the side of the evaporator, a circulation pump is fixedly connected to the bottom of the delivery pipe, a connecting pipe is fixedly connected to the side of the circulation pump, the inlet pipe is fixedly connected to the connecting pipe, the side of the evaporator is fixedly connected to the output pipe, the side of the output pipe is fixedly connected to the condenser, the side of the delivery pipe is fixedly connected to the return pipe, and the return pipe extends into the output pipe.

[0010] As a preferred solution of the utility model, a feeding port is provided on the top of the raw material tank, and a tank foot is fixedly connected to the bottom of the raw material tank, and three tank feet are provided.

[0011] As a preferred solution of the utility model, a support column is fixedly connected to the bottom of the water bath chamber, and two support columns are provided.

[0012] As a preferred solution of the utility model, a foot pad is fixedly connected to the bottom of the support column, and two foot pads are provided.

[0013] As a preferred solution of the utility model, a top pipe is fixedly connected to the top of the water bath, and the top pipe extends to the interior of the evaporator.

[0014] As a preferred solution of the utility model, a valve is fixedly connected to the top of the output pipe, and a drain pipe is fixedly connected to the side of the condenser.

[0015] As a preferred solution of the utility model, the main body includes a receiving bottom plate, and the receiving bottom plate is made of stainless steel.

[0016] As a preferred solution of the utility model, the bottom of the receiving base plate is fixedly connected with a support rod, and four support rods are provided.

[0017] Compared with the prior art, the beneficial effects of the utility model are:

[0018] 1. In the utility model, the patent can carry out continuous reaction, which corresponds to the traditional reactor type, can save steps, increase continuous reaction, maintain continuous discharge, and use the water bath method, eliminating the operation of catalyst separation after esterification reaction, and can directly carry out base-catalyzed transesterification reaction operation, simplifying the process.

[0019] 2. In the utility model, precise proportioning is performed by utilizing a metering pump, which is a type of fluid conveying machinery. Its outstanding feature is that it can maintain a constant flow rate that is independent of the discharge pressure. The metering pump can simultaneously complete the functions of conveying, metering and regulating, thereby simplifying the production process, achieving precise flow control and stable outlet flow. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1It is a schematic diagram of the overall structure of the utility model;

[0021] Figure 2 This is a schematic diagram of the structure of the feeding assembly of the utility model;

[0022] Figure 3 This is a schematic diagram of the structure of the water bath assembly of the utility model;

[0023] Figure 4 This is a schematic diagram of the structure of the evaporation and condensation component of the utility model.

[0024] In the figure: 1. main body; 101. supporting bottom plate; 102. supporting rod; 2. feeding assembly; 201. raw material tank; 202. feeding port; 203. tank foot; 204. feeding pipe; 205. metering pump; 206. feeding pipe; 3. water bath assembly; 301. water bath chamber; 302. clip; 303. filter screen; 304. bottom pipe; 305. supporting column; 306. foot pad; 307. conduit; 308. finished product outlet pipe; 309. inlet pipe; 310. top pipe; 4. evaporation and condensation assembly; 401. evaporator; 402. connecting pipe; 403. circulation pump; 404. delivery pipe; 405. reflux pipe; 406. output pipe; 407. condenser; 408. valve; 409. drain pipe. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0026] Example: See Figure 1-4 A continuous fish oil transesterification device shown includes a main body 1, the top of which is fixedly connected with a feed component 2, a water bath component 3 and an evaporation condensation component 4;

[0027] In this embodiment, refer to Figure 1 , Figure 2 , Figure 3 and Figure 4As shown, the feeding component 2 includes a raw material tank 201, the bottom of the raw material tank 201 is fixedly connected with a feeding pipe 204, the side of the feeding pipe 204 is fixedly connected with a metering pump 205, and the side of the metering pump 205 is fixedly connected with a feeding pipe 206. The water bath component 3 includes a water bath bin 301, the top of the water bath bin 301 is fixedly connected with a clamp 302, and a filter screen 303 is arranged in the middle of the clamp 302. The bottom of the water bath bin 301 is fixedly connected with a bottom pipe 304, the side of the bottom pipe 304 is fixedly connected with a manifold 307, the side of the manifold 307 is fixedly connected with a finished product outlet pipe 308, and the side of the finished product outlet pipe 308 is fixedly connected with an inlet pipe 309. Component 4 includes an evaporator 401, a delivery pipe 404 is fixedly connected to the side of the evaporator 401, a circulation pump 403 is fixedly connected to the bottom of the delivery pipe 404, a connecting pipe 402 is fixedly connected to the side of the circulation pump 403, an inlet pipe 309 is fixedly connected to the connecting pipe 402, an output pipe 406 is fixedly connected to the side of the evaporator 401, a condenser 407 is fixedly connected to the side of the output pipe 406, a reflux pipe 405 is fixedly connected to the side of the delivery pipe 404, and the reflux pipe 405 extends into the output pipe 406. The use of the water bath method eliminates the operation of separating the catalyst after the esterification reaction, and the base-catalyzed transesterification reaction operation can be directly carried out, thereby simplifying the process.

[0028] A feeding port 202 is provided on the top of the raw material tank 201, and a tank foot 203 is fixedly connected to the bottom of the raw material tank 201, and there are three tank feet 203. A support column 305 is fixedly connected to the bottom of the water bath chamber 301, and there are two support columns 305. A foot pad 306 is fixedly connected to the bottom of the support column 305, and there are two foot pads 306. A top pipe 310 is fixedly connected to the top of the water bath chamber 301, and the top pipe 310 extends to the interior of the evaporator 401. A valve 408 is fixedly connected to the top of the output pipe 406, and a drain pipe 409 is fixedly connected to the side of the condenser 407. The condenser 407 has a simple equipment structure and high working efficiency. It can quickly cool the ethanol waste gas into liquid, and the cooling water can be reused, which is not easy to cause environmental pollution.

[0029] In this embodiment, refer to Figure 1 and Figure 4 As shown, the main body 1 includes a supporting base plate 101, which is made of stainless steel. The bottom of the supporting base plate 101 is fixedly connected with a support rod 102, and four support rods 102 are provided. The stainless steel supporting base plate 101 has the advantages of corrosion resistance, strength, easy processing, and hygiene and safety.

[0030] In the present scheme, a continuous fish oil transesterification device is used. When ethyl ester fish oil and glycerol are mixed in a raw material tank 201 at a ratio of ten to one, and transported to the bottom of a water bath 301 through a metering pump 205. Fatty acids are placed in the water bath 301 and are evenly dispersed to various parts of the reaction equipment during the flow of the material from bottom to top. After the reaction, the material passes through the top clamp 302 and enters the evaporator 401 to evaporate the ethanol generated in the material. The remaining triglyceride fish oil is continuously circulated in the water bath 301 and the evaporator 401 through a circulation pump 403. After a period of time after the reaction starts, continuous feeding and discharging can be achieved.

[0031] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A continuous fish oil transesterification device, comprising a main body (1), characterized in that: The top of the main body (1) is fixedly connected with a feed assembly (2), a water bath assembly (3) and an evaporation and condensation assembly (4); The material supply assembly (2) comprises a raw material tank (201), the bottom of the raw material tank (201) is fixedly connected to a material delivery pipe (204), the side of the material delivery pipe (204) is fixedly connected to a metering pump (205), and the side of the metering pump (205) is fixedly connected to a feeding pipe (206); The water bath component (3) comprises a water bath chamber (301), the top of the water bath chamber (301) is fixedly connected with a clip (302), a filter screen (303) is arranged in the middle of the clip (302), the bottom of the water bath chamber (301) is fixedly connected with a bottom pipe (304), the side of the bottom pipe (304) is fixedly connected with a manifold (307), the side of the manifold (307) is fixedly connected with a finished product outlet pipe (308), and the side of the finished product outlet pipe (308) is fixedly connected with an inlet pipe (309); The evaporation-condensation component (4) comprises an evaporator (401), a delivery pipe (404) is fixedly connected to the side of the evaporator (401), a circulation pump (403) is fixedly connected to the bottom of the delivery pipe (404), a connecting pipe (402) is fixedly connected to the side of the circulation pump (403), the inlet pipe (309) is fixedly connected to the connecting pipe (402), an output pipe (406) is fixedly connected to the side of the evaporator (401), a condenser (407) is fixedly connected to the side of the output pipe (406), a return pipe (405) is fixedly connected to the side of the delivery pipe (404), and the return pipe (405) extends into the output pipe (406).

2. A continuous fish oil transesterification device according to claim 1, characterized in that: The top of the raw material tank (201) is provided with a feeding port (202), and the bottom of the raw material tank (201) is fixedly connected with a tank foot (203), and three tank feet (203) are provided.

3. A continuous fish oil transesterification device according to claim 1, characterized in that: A support column (305) is fixedly connected to the bottom of the water bath chamber (301), and two support columns (305) are provided.

4. A continuous fish oil transesterification device according to claim 3, characterized in that: A foot pad (306) is fixedly connected to the bottom of the support column (305), and two foot pads (306) are provided.

5. A continuous fish oil transesterification device according to claim 1, characterized in that: A top pipe (310) is fixedly connected to the top of the water bath chamber (301), and the top pipe (310) extends to the interior of the evaporator (401).

6. A continuous fish oil transesterification device according to claim 1, characterized in that: The top of the output pipe (406) is fixedly connected to a valve (408), and the side of the condenser (407) is fixedly connected to a drain pipe (409).

7. The continuous fish oil transesterification device according to claim 1, characterized in that: The main body (1) comprises a receiving bottom plate (101), and the receiving bottom plate (101) is made of stainless steel.

8. A continuous fish oil transesterification device according to claim 7, characterized in that: The bottom of the receiving base plate (101) is fixedly connected with a support rod (102), and four support rods (102) are provided.

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