Multifunctional extraction and concentration machine group for producing loquat paste

Abstract

The utility model discloses a kind of multifunctional extraction concentration unit for producing loquat paste, including rack, extraction tank, concentration tank, shell pipe condenser system, self-priming pump, collection box and control system.Set up extraction tank to extract and adopt self-priming pump to extract extract and send into concentration tank to concentrate, set up shell pipe condenser system to the steam of extraction tank and concentration tank is condensed simultaneously, and condensate water is returned to extraction tank after condensation, and continuous extraction-concentration circulation is formed.The present application solves the problem that too many cooling devices are set, and realizes rapid extraction and concentration.

Description

Technical Field

[0001] This utility model relates to the field of concentration equipment technology, specifically a multi-functional extraction and concentration unit for producing loquat paste. Background Technology

[0002] A multifunctional extraction and concentration system is an industrial device that integrates extraction and concentration functions. Its working principle is based on dynamic circulation technology. By heating a mixture of medicinal materials and solvents, and utilizing secondary steam condensation and reflux to form a continuous extraction-concentration cycle, a high-concentration extract is ultimately obtained. In the preparation process of loquat paste, it is necessary to extract and concentrate the pressed loquat juice.

[0003] For example, Chinese patent CN217511213U, published on September 30, 2022, discloses a multi-functional extraction and concentration unit for producing loquat paste. The extraction tank's outlet pipe is connected to a condenser via a steam pipe. The condenser is connected to a self-priming pump. The condenser's outlet is connected to a water collection pipe via a manifold. The water collection pipe is connected to the extraction tank via the outlet pipe. The extraction tank's outlet is connected to a connecting pipe via a water pump. The connecting pipe is connected to an evaporator via a connecting pipe. The evaporator's outlet is connected to a concentration tank via an inlet pipe. A condensation device is installed above the concentration tank to condense the water vapor inside. The concentration tank's outlet is connected to a connecting pipe via a water pump. The connecting pipe is connected to a dual filter. The dual filter is connected to a collection tank via a tubular cooler. This utility model, using the above-described multi-functional extraction and concentration unit, extracts and concentrates the effective components from food or traditional Chinese medicine online, solving the problems of low efficiency and easy contamination of the extract in existing equipment.

[0004] As can be seen from the above patents, the multi-functional extraction and concentration unit uses two condensers and a tubular cooler for cooling simultaneously, resulting in an excessive number of cooling devices. Therefore, this utility model provides a multi-functional extraction and concentration unit for producing loquat paste to solve the above-mentioned problems. Summary of the Invention

[0005] The purpose of this invention is to address the shortcomings of existing technologies by providing a multi-functional extraction and concentration unit for producing loquat paste.

[0006] To achieve the above objectives, this utility model provides the following technical solution: A multi-functional extraction and concentration unit for producing loquat syrup includes a frame. An extraction tank is used to extract loquat juice after pressing, and the extraction tank is fixedly connected to the inside and top of the frame; A concentration tank is used to concentrate the pressed loquat juice, and the concentration tank is fixedly installed inside and above the frame; A shell-and-tube condenser system, which is used for the condensation and reflux of steam, is fixedly installed above the frame; The shell-and-tube condenser system includes a steam pipe, a condenser body, and a liquid storage tank connected in sequence. One end of the steam pipe is connected to the extraction tank and the concentration tank via a steam pipe, and the other end of the steam pipe is connected to the condenser body via a steam pipe. One end of the liquid storage tank is connected to the condenser body via a steam pipe, and the other end of the liquid storage tank is connected to the extraction tank via a pipe.

[0007] Preferably, a motor is installed above the center of the top of the extraction tank, and the motor is fixedly mounted on a fixed plate at the center of the top of the extraction tank. The output end of the motor is coaxially connected to a rotating shaft, which passes through the fixed plate and extends downward to the center of the bottom of the extraction tank. Several stirring blades are fixedly installed on the rotating shaft from bottom to top, and the stirring blades are evenly distributed at equal angles with the rotating shaft as the center. A first feed inlet, a first steam outlet, a first pressure gauge, and a first sight glass are respectively provided on the top of the extraction tank. A steam pipe is connected to the first steam outlet, and then the first pressure gauge and a valve are installed in sequence. A first condensate inlet is provided on the side wall of the extraction tank, and a first discharge outlet is provided at the bottom of the extraction tank. A first interlayer is included between the outer shell and the inner shell of the extraction tank. The first interlayer is filled with heat-conducting oil, and a first heating wire is wound around the inner shell of the extraction tank within the first interlayer. A first temperature sensor is provided within the first interlayer.

[0008] Preferably, a second steam outlet is fixedly installed above the center of the top of the concentration tank. A steam pipe is connected to the second steam outlet, and then a second pressure gauge and a valve are installed in sequence before connecting the steam pipe upwards. A second feed inlet and a second sight glass are fixedly installed on the top of the concentration tank, and a second discharge outlet is provided at the bottom of the concentration tank. A second interlayer is included between the outer shell and the inner shell of the concentration tank. The second interlayer is filled with heat-conducting oil, and a second heating wire is wound around the inner shell of the concentration tank within the second interlayer. A second temperature sensor is provided within the second interlayer.

[0009] Preferably, the first discharge port is connected to a self-priming pump via a valve and a pipe, the self-priming pump is fixedly installed on the frame, and the other end of the self-priming pump is connected to the second feed port via a pipe and a valve; a collection box is provided directly below the concentration tank.

[0010] Preferably, a control system is fixedly installed on the frame, the control system is located between the extraction tank and the concentration tank, and the control system is electrically connected to the motor, the first pressure gauge, the first heating wire, the first temperature sensor, the second pressure gauge, the second heating wire, the second temperature sensor and the self-priming pump respectively.

[0011] The beneficial effects of this utility model are: An extraction tank is used for extraction, and a self-priming pump draws the extract into a concentration tank for concentration. A shell-and-tube condenser system simultaneously condenses the steam from both the extraction and concentration tanks. The condensate is then returned to the extraction tank, forming a continuous extraction-concentration cycle. This application solves the problem of excessive cooling devices and achieves rapid extraction and concentration. Attached Figure Description

[0012] To more clearly illustrate the embodiments of this utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below. Obviously, the drawings in the following description are merely exemplary, and those skilled in the art can derive other embodiments based on the provided drawings without creative effort.

[0013] The structures, proportions, sizes, etc. illustrated in this specification are only for the purpose of assisting those skilled in the art in understanding and reading the content disclosed herein, and are not intended to limit the conditions under which the present invention can be implemented. Therefore, they have no substantial technical significance. Any modifications to the structure, changes in the proportions, or adjustments to the size, without affecting the effects and objectives that the present invention can produce, should still fall within the scope of the technical content disclosed in the present invention.

[0014] Figure 1 This is a front view structural diagram of the present utility model; Figure 2 This is a front view structural diagram of the extraction tank of this utility model; Figure 3 This is a front view structural diagram of the concentration tank of this utility model; As shown in the figure: 1. Frame; 2. Extraction tank; 201. Motor; 202. Rotating shaft; 203. Stirring blades; 204. First feed inlet; 205. First steam outlet; 206. First pressure gauge; 207. First sight glass; 208. First condensate inlet; 209. First discharge outlet; 210. First jacket; 211. First heating wire; 212. First temperature sensor; 3. Concentrator; 301. Second steam outlet; 302. Second pressure gauge; 303. Second feed inlet; 304. Second sight glass; 305. Second discharge outlet; 306. Second jacket; 307. Second heating wire; 308. Second temperature sensor; 4. Shell and tube condenser system; 41. Steam pipe; 42. Condenser body; 43. Storage tank; 5. Self-priming pump; 6. Collection box; 7. Control system. Detailed Implementation

[0015] To make the objectives, technical solutions, and advantages of the embodiments of this utility model clearer, the technical solutions of the embodiments of this utility model will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only some embodiments of this utility model, not all embodiments. The components of the embodiments of this utility model described and shown in the accompanying drawings can typically be arranged and designed in various different configurations.

[0016] Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the claimed invention, but merely to illustrate selected embodiments of the invention. All other embodiments obtained by those skilled in the art based on the embodiments of the present invention without inventive effort are within the scope of protection of the present invention.

[0017] It should be noted that, where there is no conflict, the embodiments and features in the embodiments of this utility model can be combined with each other.

[0018] It should be noted that similar labels and letters are likely to represent similar items in the following figures. Therefore, once an item is defined in one figure, it does not need to be further defined and explained in subsequent figures.

[0019] In the description of this utility model, it should be noted that the terms "center," "upper," "lower," "left," "right," "front," "rear," "vertical," "horizontal," "inner," and "outer," etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings, or the orientation or positional relationship commonly used when the utility model product is in use, or the orientation or positional relationship commonly understood by those skilled in the art. They are only used for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this utility model. In addition, the terms "first," "second," etc., are only used to distinguish descriptions and should not be construed as indicating or implying relative importance.

[0020] In the description of this utility model, it should also be noted that, unless otherwise explicitly specified and limited, the terms "set," "install," "connect," and "link" should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral connection; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; and they can refer to the internal connection of two components. Those skilled in the art can understand the specific meaning of the above terms in this utility model based on the specific circumstances.

[0021] Reference Figure 1-3The present invention discloses a multi-functional extraction and concentration unit for producing loquat paste, comprising a frame 1, an extraction tank 2, a concentration tank 3, a shell-and-tube condenser system 4, a self-priming pump 5, a collection box 6, and a control system 7.

[0022] An extraction tank 2, used for extracting loquat juice after pressing, is fixedly connected inside and above the frame 1. A motor 201, used to provide driving force, is fixedly installed on a fixed plate at the center of the top of the extraction tank 2. The output end of the motor 201 is coaxially connected to a rotating shaft 202 and drives the rotating shaft 202 to rotate. The rotating shaft 202 passes through the fixed plate and extends downward to the center of the bottom of the extraction tank 2. Several stirring blades 203 for stirring the loquat juice are fixedly installed from bottom to top. The stirring blades 203 are evenly distributed at equal angles with the rotating shaft 202 as the center. The top of the extraction tank 2 is respectively provided with a first feed inlet 204, a first steam outlet 205, a first pressure gauge 206, and a first sight glass 207. The loquat juice enters the extraction tank 2 from the first feed inlet 204 and is extracted. Steam from tank 2 exits through the first steam outlet 205, passes through a steam pipeline, and is then condensed in the shell-and-tube condenser system 4 after being monitored in real time by the first pressure gauge 206 and controlled by a valve. After condensation, steam flows back into the extraction tank 2 through the first condensate inlet 208 on the side wall of the extraction tank 2 for circulation. The extraction status inside the extraction tank 2 can be observed through the first sight glass 207. The bottom of the extraction tank 2 is provided with a first discharge port 209 for discharging the extracted material. The outer shell and inner shell of the extraction tank 2 contain a first interlayer 210 filled with heat transfer oil. The first heating wire 211 for heating the heat transfer oil is wound around the inner shell of the extraction tank 2 within the first interlayer 210. A first temperature sensor 212 for real-time monitoring of the temperature of the heat transfer oil is provided within the first interlayer 210.

[0023] A concentration tank 3 for concentrating pressed loquat juice is fixedly installed inside and above the frame 1. A second steam outlet 301 is fixedly installed above the center of the top of the concentration tank 3. Steam from the concentration tank 3 exits from the second steam outlet 301, passes through a steam pipe, and is monitored in real time by a second pressure gauge 302 and controlled by a valve before entering the shell-and-tube condenser system 4 for condensation. After condensation, it flows back to the extraction tank 2 through a first condensate inlet 208 on the side wall of the extraction tank 2 for circulation. A second feed inlet 303 for extracting the juice and a second sight glass 304 for observing the concentration status inside the concentration tank 3 are fixedly installed on the top of the concentration tank 3. A second discharge outlet 305 for discharging the concentrate is provided at the bottom of the concentration tank 3. A second jacket 306 filled with heat transfer oil is included between the outer shell and the inner shell of the concentration tank 3. A second heating wire 307 for heating the heat transfer oil is wrapped around the inner shell of the concentration tank 3 in the second jacket 306. A second temperature sensor 308 for real-time monitoring of the temperature of the heat transfer oil is provided in the second jacket 306.

[0024] In an optional embodiment, the shell-and-tube condenser system 4 includes a steam pipe 41, a condenser body 42, and a liquid storage tank 43 connected in sequence. The steam in the concentration tank 3 comes out from the second steam outlet 301, enters the steam pipe 41 through the steam pipe, and then enters the condenser body 42 through the steam pipe for condensation. The condensed water flows back to the extraction tank 2 through the pipe for circulation.

[0025] In an optional embodiment, the first discharge port 209 is connected to a self-priming pump 5 fixedly installed on the frame 1 via a valve and a pipe. The other end of the self-priming pump 5 is connected to a second inlet 303 via a pipe and a valve. The extract is drawn by the self-priming pump 5 through the first discharge port 209 and sent to the concentration tank 3 through the second inlet 303. A collection box 6 for collecting the concentrate is provided directly below the concentration tank 3.

[0026] In an optional embodiment, a control system 7 is fixedly installed on the frame 1 between the extraction tank 2 and the concentration tank 3. The control system 7 is electrically connected to and controls the motor 201, the first pressure gauge 206, the first heating wire 211, the first temperature sensor 212, the second pressure gauge 302, the second heating wire 307, the second temperature sensor 308, and the self-priming pump 5.

[0027] The working principle and usage process of this utility model are as follows: Extraction: Loquat juice enters extraction tank 2 through the first feed inlet 204. The control system 7 controls the motor 201, the first pressure gauge 206, the first heating wire 211, and the first temperature sensor 212 to turn on. The first heating wire 211 heats the heat transfer oil in the first jacket 210, and the temperature of the heat transfer oil is monitored in real time by the first temperature sensor 212. The output end of the motor 201 drives the rotating shaft 202 and the stirring blade 203 to rotate and stir the loquat juice. The steam in the extraction tank 2 comes out from the first steam outlet 205, passes through the steam pipe, and is monitored in real time by the first pressure gauge 206 and controlled by the valve. It then enters the shell and tube condenser system 4 for condensation and flows back to the extraction tank 2 through the first condensate inlet 208 set on the side wall of the extraction tank 2 for circulation. The extraction status in the extraction tank 2 can be observed through the first sight glass 207.

[0028] Concentration: The control system 7 controls the second pressure gauge 302, the second heating wire 307, the second temperature sensor 308, and the self-priming pump 5 to start; the extract is drawn by the self-priming pump 5 through the first discharge port 209 and sent into the concentration tank 3 through the second inlet port 303; the second heating wire 307 heats the heat transfer oil in the second jacket 306 and the temperature of the heat transfer oil is monitored in real time by the second temperature sensor 308; the steam in the concentration tank 3 comes out from the second steam outlet 301, passes through the steam pipeline, and enters the shell and tube condenser system 4 after the steam pressure is monitored in real time by the second pressure gauge 302 and controlled by the valve. After condensation, it flows back to the extraction tank 2 through the first condensate inlet 208 set on the side wall of the extraction tank 2 for circulation; the concentration status in the concentration tank 3 can be observed through the second sight glass 304; the concentrate is discharged from the second discharge port 305 and collected in the collection box 6.

[0029] Of course, the embodiments described in this specific implementation are all preferred embodiments of this utility model, and are not intended to limit the scope of protection of this utility model. Therefore, all equivalent changes made in accordance with the structure, shape and principle of this utility model should be covered within the scope of protection of this utility model.

Claims

1. A multi-functional extraction and concentration unit for producing loquat paste, comprising a frame (1), Extraction tank (2), which is used to extract loquat juice after pressing, is fixedly connected to the inside and top of the frame (1); Concentration tank (3), which is used to concentrate the pressed loquat juice, is fixedly installed inside and above the frame (1); Its features are: A shell-and-tube condenser system (4) is used for the condensation and reflux of steam. The shell-and-tube condenser system (4) is fixedly installed above the frame (1). The shell-and-tube condenser system (4) includes a steam pipe (41), a condenser body (42), and a liquid storage tank (43) connected in sequence. One end of the steam pipe (41) is connected to the extraction tank (2) and the concentration tank (3) respectively through a steam pipe. The other end of the steam pipe (41) is connected to the condenser body (42) through a steam pipe. One end of the liquid storage tank (43) is connected to the condenser body (42) through a steam pipe. The other end of the liquid storage tank (43) is connected to the extraction tank (2) through a pipe.

2. The multi-functional extraction and concentration unit for producing loquat paste according to claim 1, characterized in that: A motor (201) is installed above the center of the top of the extraction tank (2). The motor (201) is fixedly mounted on a fixed plate at the center of the top of the extraction tank (2). The output end of the motor (201) is coaxially connected to a rotating shaft (202). The rotating shaft (202) passes through the fixed plate and extends downward to the center of the bottom of the extraction tank (2). Several stirring blades (203) are fixedly mounted on the rotating shaft (202) from bottom to top. The stirring blades (203) are evenly distributed at equal angles with the rotating shaft (202) as the center. A first feed inlet (204), a first steam outlet (205), and a second steam outlet (206) are respectively provided on the top of the extraction tank (2). A pressure gauge (206) and a first sight glass (207) are provided. A steam pipe is connected to the first steam outlet (205), and then the first pressure gauge (206) and a valve are installed in sequence. A first condensate inlet (208) is provided on the side wall of the extraction tank (2), and a first discharge port (209) is provided at the bottom of the extraction tank (2). A first interlayer (210) is included between the outer shell and the inner shell of the extraction tank (2). The first interlayer (210) is filled with heat transfer oil. A first heating wire (211) is wound around the inner shell of the extraction tank (2) in the first interlayer (210). A first temperature sensor (212) is provided in the first interlayer (210).

3. The multifunctional extraction and concentration unit for producing loquat paste according to claim 2, characterized in that: A second steam outlet (301) is fixedly installed above the center of the top of the concentration tank (3). A steam pipe is connected to the second steam outlet (301), and then a second pressure gauge (302) and a valve are installed in sequence before connecting the steam pipe (41) upwards. A second feed inlet (303) and a second sight glass (304) are fixedly installed on the top of the concentration tank (3). A second discharge outlet (305) is provided at the bottom of the concentration tank (3). A second interlayer (306) is included between the outer shell and the inner shell of the concentration tank (3). The second interlayer (306) is filled with heat transfer oil. A second heating wire (307) is wound around the inner shell of the concentration tank (3) in the second interlayer (306). A second temperature sensor (308) is provided in the second interlayer (306).

4. The multifunctional extraction and concentration unit for producing loquat paste according to claim 3, characterized in that: The first discharge port (209) is connected to a self-priming pump (5) through a valve and a pipe. The self-priming pump (5) is fixedly installed on the frame (1). The other end of the self-priming pump (5) is connected to the second feed port (303) through a pipe and a valve. A collection box (6) is set directly below the concentration tank (3).

5. A multi-functional extraction and concentration unit for producing loquat paste according to claim 4, characterized in that: The control system (7) is fixedly installed on the frame (1). The control system (7) is located between the extraction tank (2) and the concentration tank (3). The control system (7) is electrically connected to the motor (201), the first pressure gauge (206), the first heating wire (211), the first temperature sensor (212), the second pressure gauge (302), the second heating wire (307), the second temperature sensor (308), and the self-priming pump (5).

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