Efficient reflux concentration structure for preparing instant tea

Abstract

The utility model relates to the technical field of instant tea, and discloses an efficient reflux concentration structure for preparing instant tea, which comprises a mounting frame, an extraction tank and a concentration tank are respectively and fixedly mounted on the surface of the mounting frame from left to right, a steam pipe is embedded at the top end of the extraction tank, and the other end of the steam pipe extends to the inner wall of the concentration tank. According to the efficient reflux concentration structure for preparing the instant tea, steam generated in the extraction tank flows into the concentration tank through the steam pipe, the steam is condensed after being in contact with the condensation pipe, most of low-boiling-point tea aroma substances flow back into the extraction tank through the reflux pipe, and a small part of water vapor is discharged to the external environment through the blow-down pipe; and in the use process of the condensation pipe, the gear motor is used for driving the condensation upper frame to rotate so as to drive the condensation pipe and the condensation lower frame to rotate, and liquid drops attached to the surface of the condensation pipe can be thrown away, so that the subsequent condensation effect of the condensation pipe on steam is ensured, overflowing of tea aroma substances is reduced, and the preparation efficiency and yield of instant tea are ensured.

Description

TECHNICAL FIELD

[0001] The utility model relates to instant tea technical field more specifically relates to a kind of instant tea preparation with high-efficiency reflux concentration structure. BACKGROUND

[0002] Instant tea is a kind of solid beverage tea that can be dissolved in water quickly. With finished tea, semi-finished tea, tea leaf by-products or fresh leaves as raw materials, through extraction, filtration, concentration, drying and other process, it is processed into a new type of beverage that is easy to dissolve in water without tea residue, with the advantages of convenient to drink and carry, no pesticide residues, etc.

[0003] At present, in the process of processing instant tea, the tea water is heated and volatilized in the extraction tank, and the water vapor generated by volatilization is condensed at the concentration tank position, and after treatment, a small part of water vapor continues to be discharged to the external environment from the vent pipe, while a large amount of low-boiling-point alcohols and aldehydes containing tea aroma will be refluxed to the inside of the extraction tank through the reflux pipe, to achieve the effect of tea water reflux concentration. However, in actual operation process, the condensing pipe is mostly fixedly installed, and the overall structure is stationary. During the use of the condensing pipe, a large amount of liquefied substances may be attached to the surface of the condensing pipe. At this time, since the liquid level substance has not been separated from the condensing pipe, it will affect the condensation effect of the condensing pipe on the steam, thereby causing a large amount of tea substances to overflow, reducing the efficiency and yield of instant tea preparation.

[0004] Therefore, the utility model provides a kind of instant tea preparation with high-efficiency reflux concentration structure to solve this problem. UTILITY MODEL CONTENT

[0005] In order to overcome the above-mentioned defects of the prior art, the utility model provides an efficient reflux concentration structure for instant tea preparation to solve the problems existing in the above background art.

[0006] The utility model provides the following technical scheme: an efficient reflux concentration structure for instant tea preparation, comprising a mounting frame, the surface of the mounting frame is fixedly installed with an extraction tank and a concentration tank from left to right, respectively, a steam pipe is embedded at the top end of the extraction tank, the other end of the steam pipe extends to the inner wall of the concentration tank, a reflux pipe is embedded at the bottom end of the concentration tank, the low end of the reflux pipe is communicated with the inner cavity of the extraction tank, and a vent pipe is embedded at the top of the concentration tank, and a condensing and concentrating assembly is arranged in the concentration tank.

[0007] The condensation and concentration assembly comprises a speed reducer motor fixedly installed on the top of the concentration tank, an output shaft of the speed reducer motor extends to the inside of the concentration tank and is fixedly installed with a condensing upper frame, a condensing pipe is embedded at the bottom end of the condensing upper frame, the number of the condensing pipe is several, the bottom end of the condensing pipe is fixedly connected with a condensing lower frame, flow cavities are formed in the inner cavities of the condensing upper frame and the condensing lower frame, a condensing water inlet pipe and a condensing water outlet pipe are respectively embedded on the side wall of the concentration tank, one end of the condensing water inlet pipe and the condensing water outlet pipe located outside the concentration tank is in communication with the pipeline of the external circulating water system, the other end of the condensing water outlet pipe and the condensing water inlet pipe located inside the concentration tank is fixedly installed with an upper jacket and a lower jacket respectively, the upper jacket is rotatably connected to the outer wall of the condensing upper frame through a sealing bearing, the lower jacket is rotatably connected to the outer wall of the condensing lower frame through a sealing bearing, and the condensing upper frame and the condensing lower frame are respectively provided with communication holes corresponding to the upper jacket and the lower jacket.

[0008] As a further description of the above technical solution: the condensing lower frame is provided with an avoiding hole at the center, the number of the condensing pipe is several, the several condensing pipes are circularly distributed, and the gas outlet end of the steam pipe extends to the inside of the annular chamber formed by the several condensing pipes through the avoiding hole; by arranging the several condensing pipes, the condensation area can be increased, and by extending the gas outlet end of the steam pipe to the inside of the annular chamber formed by the condensing pipes, the comprehensiveness of the contact between the steam and the condensing pipes can be ensured, and the steam is prevented from being directly discharged to the outside from the remaining space.

[0009] As a further description of the above technical solution: the top of the extraction tank is embedded with a feeding valve, and the bottom end of the extraction tank is embedded with a discharging valve.

[0010] As a further description of the above technical solution: the outer wall of the extraction tank is fixedly installed with an electric heating ring plate, and the outer wall of the extraction tank is provided with a heat shield corresponding to the electric heating ring plate; by arranging the heat shield, the effect of isolating and protecting the external personnel can be achieved.

[0011] As a further description of the above technical solution: the number of the electric heating ring plates is several, and the arrangement heights of the several electric heating ring plates are different; by arranging the several electric heating ring plates at different heights, the liquid level of the tea juice gradually decreases after the tea juice is gradually concentrated, at this time, the electric heating ring plate at the high position is closed, and the waste of electricity is reduced.

[0012] As a further description of the above technical solution: the top of the extraction tank is fixedly installed with a stirring motor, an output shaft of the stirring motor extends to the inside of the extraction tank and is fixedly installed with a vertical shaft, and the surface of the vertical shaft is fixedly installed with a stirring rod; when the tea water is heated in the extraction tank, the vertical shaft is driven to rotate by the stirring motor, and the tea water is stirred by the stirring rod, so that the uniformity of heating can be ensured.

[0013] As a further description of the above technical solutions: the stirring rod is fixedly installed with a scraper at the end away from the vertical shaft, and the scraper is close to the inner wall of the extraction tank; by arranging the scraper, the tea juice adhered to the inner wall of the extraction tank can be scraped off, so that the coking and pasting of part of the tea juice due to long-term heating can be avoided.

[0014] As a further description of the above technical solutions: the surface of the extraction tank is respectively provided with an observation window and a thermometer; by arranging the observation window, the state inside the extraction tank can be observed, and by arranging the thermometer, the temperature inside the extraction tank can be detected.

[0015] The technical effects and advantages of the present application are as follows:

[0016] 1. Compared with the prior art, the high-efficiency reflux concentration structure for instant tea preparation is characterized in that the steam generated in the extraction tank flows into the inside of the concentration tank through the steam pipe, the external condensate flows in the inside of the condensing pipe, the steam is condensed after contacting the condensing pipe, most of the low-boiling-point tea flavor substances are refluxed to the inside of the extraction tank through the reflux pipe, and a small part of the water vapor is discharged to the external environment through the vent pipe, so that the purpose of tea juice reflux concentration is achieved.

[0017] 2. Compared with the prior art, the high-efficiency reflux concentration structure for instant tea preparation is characterized in that by arranging a plurality of condensing pipes, the condensing area can be increased, and by extending the gas outlet end of the steam pipe to the inside of the annular chamber formed by the condensing pipes, the comprehensiveness of the steam contacting the condensing pipe can be ensured, and the steam is prevented from being directly discharged to the outside from the remaining space; by arranging the electric heating ring plate, the purpose of heating the inside of the extraction tank can be achieved, so that the tea juice can be evaporated; by arranging the heat shield, the effect of isolating and protecting the external personnel can be achieved; by arranging the electric heating ring plates at different heights, after the tea juice is gradually concentrated, the liquid level of the tea juice is gradually lowered, at which time the electric heating ring plate at the high position is closed to reduce the waste of electricity; when the tea water is heated in the extraction tank, the vertical shaft is driven to rotate by the stirring motor, and the tea water is stirred by the stirring rod, so that the uniformity of heating can be ensured; by arranging the scraper, the tea juice adhered to the inner wall of the extraction tank can be scraped off, so that the coking and pasting of part of the tea juice due to long-term heating can be avoided; by arranging the observation window, the state inside the extraction tank can be observed, and by arranging the thermometer, the temperature inside the extraction tank can be detected. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is a three-dimensional structure schematic diagram of the present application;

[0019] Figure 2 It is the schematic diagram of the vertical structure of the present application;

[0020] Figure 3 It is Figure 2 The schematic diagram of the enlarged structure at A in the middle;

[0021] Figure 4 It is the schematic diagram of the vertical structure of the condensing pipe of the present application.

[0022] The reference signs are: 1, mounting rack; 2, extraction tank; 3, concentration tank; 4, steam pipe; 5, reflux pipe; 6, vent pipe; 7, speed reducer motor; 8, condensing upper rack; 9, condensing pipe; 10, condensing lower rack; 11, flow cavity; 12, condensing water inlet pipe; 13, condensing water outlet pipe; 14, upper jacket; 15, lower jacket; 16, communication hole; 17, feeding valve; 18, discharging valve; 19, electric heating ring plate; 20, heat shield; 21, stirring motor; 22, vertical shaft; 23, stirring rod; 24, scraper; 25, observation window; 26, thermometer. DETAILED DESCRIPTION

[0023] The technical scheme in the present application will be described clearly and completely in combination with the drawings in the present application, and additionally, the forms of each structure described in the following implementation are only examples, and the high-efficiency reflux concentration structure for preparing instant tea involved in the present application is not limited to each structure described in the following implementation, and all other implementations obtained by the ordinary skilled in the art without making creative efforts belong to the protection scope of the present application.

[0024] Referring to Figures 1 to 4 The present application provides a high-efficiency reflux concentration structure for preparing instant tea, which comprises a mounting rack 1, the surface of the mounting rack 1 is fixedly provided with an extraction tank 2 and a concentration tank 3 from left to right, the top of the extraction tank 2 is embedded with a feeding valve 17, and the bottom end of the extraction tank 2 is embedded with a discharging valve 18.

[0025] The surface of the extraction tank 2 is provided with an observation window 25 and a thermometer 26.

[0026] The outer wall of the extraction tank 2 is fixedly provided with an electric heating ring plate 19, and the outer wall of the extraction tank 2 is provided with a heat shield 20 corresponding to the electric heating ring plate 19.

[0027] When the high-efficiency reflux concentration structure for preparing instant tea is installed, the overall structure is communicated with the external power control system in advance, when used, the tea juice treated by filtering is added into the extraction tank 2 through the feeding valve 17, the liquid level height is observed through the observation window 25, after adding, the tea juice in the extraction tank 2 is heated through the electric heating ring plate 19, and the temperature is monitored through the thermometer 26 in the heating process.

[0028] It is worth mentioning that by setting the heat shield 20, the effect of isolating and protecting external personnel can be achieved.

[0029] The top end of the extraction tank 2 is embedded with a steam pipe 4, the other end of the steam pipe 4 extends to the inner wall of the concentration tank 3, the bottom end of the concentration tank 3 is embedded with a reflux pipe 5, the low end of the reflux pipe 5 is connected with the inner cavity of the extraction tank 2, and the top of the concentration tank 3 is embedded with a vent pipe 6, and the inside of the concentration tank 3 is provided with a condensation and concentration assembly.

[0030] The condensation and concentration assembly comprises a speed reducer motor 7 fixedly installed at the top of the concentration tank 3, the output shaft of the speed reducer motor 7 extends to the inside of the concentration tank 3 and is fixedly installed with a condensation upper frame 8, the bottom end of the condensation upper frame 8 is embedded with a condensation pipe 9, and the number of the condensation pipe 9 is several, the bottom end of the condensation pipe 9 is fixedly connected with a condensation lower frame 10, the inner cavities of the condensation upper frame 8 and the condensation lower frame 10 are both provided with flow cavities 11, the side wall of the concentration tank 3 is respectively embedded with a condensation water inlet pipe 12 and a condensation water outlet pipe 13, one end of the condensation water inlet pipe 12 and the condensation water outlet pipe 13 located outside the concentration tank 3 is connected with the circulating water system pipeline outside, and the other end of the condensation water outlet pipe 13 and the condensation water inlet pipe 12 located inside the concentration tank 3 is respectively fixedly installed with an upper jacket 14 and a lower jacket 15, the upper jacket 14 is rotatably connected to the outer wall of the condensation upper frame 8 through a sealing bearing, the lower jacket 15 is rotatably connected to the outer wall of the condensation lower frame 10 through a sealing bearing, and the surfaces of the condensation upper frame 8 and the condensation lower frame 10 are respectively provided with communication holes 16 corresponding to the upper jacket 14 and the lower jacket 15.

[0031] It is worth mentioning that after the tea juice inside the extraction tank 2 is heated and vaporized, the generated steam flows into the inside of the concentration tank 3 through the steam pipe 4, the external condensate water flows in the condensation pipe 9, the steam is condensed after contacting with the condensation pipe 9, most of the low-boiling-point tea flavor substances are refluxed to the inside of the extraction tank 2 through the reflux pipe 5, and a small part of the water vapor is discharged to the external environment through the vent pipe 6, so as to achieve the purpose of tea juice reflux concentration, and in the use process of the condensation pipe 9, the condensation upper frame 8 is driven to rotate by the speed reducer motor 7, thereby driving the condensation pipe 9 and the condensation lower frame 10 to rotate, which can shake off the liquid drops attached to the surface of the condensation pipe 9, so as to ensure the condensation effect of the condensation pipe 9 on the steam in the subsequent process, reduce the overflow of tea flavor substances, and ensure the efficiency and yield of instant tea preparation.

[0032] The center of the condensation lower frame 10 is reserved with an avoiding hole, the number of the condensation pipe 9 is several, the several condensation pipes 9 are distributed in a circular shape, and the gas outlet end of the steam pipe 4 extends to the inside of the annular chamber composed of the several condensation pipes 9 through the avoiding hole.

[0033] Further, by setting several condensing pipes 9, the condensing area can be increased, and by extending the outlet end of the steam pipe 4 to the inside of the annular chamber formed by the condensing pipes 9, the comprehensiveness of the contact between the steam and the condensing pipes 9 can be ensured, and direct discharge of the steam to the outside from the remaining space can be avoided.

[0034] The number of the electric heating ring plates 19 is several, and the setting heights of the several electric heating ring plates 19 are different.

[0035] Further, by setting the several electric heating ring plates 19 at different heights, when the tea juice is gradually concentrated, the liquid level of the tea juice gradually decreases, at this time, the electric heating ring plates 19 at high positions are closed, and the waste of electricity is reduced.

[0036] The top of the extraction tank 2 is fixedly installed with a stirring motor 21, the output shaft of the stirring motor 21 extends to the inside of the extraction tank 2 and is fixedly installed with a vertical shaft 22, and the surface of the vertical shaft 22 is fixedly installed with a stirring rod 23.

[0037] Further, when the tea water is heated in the extraction tank 2, the vertical shaft 22 is driven to rotate by the stirring motor 21, and the tea water is stirred by the stirring rod 23, so that the uniformity of heating can be ensured.

[0038] The end of the stirring rod 23 away from the vertical shaft 22 is fixedly installed with a scraper 24, and the scraper 24 is close to the inner wall of the extraction tank 2.

[0039] Further, by setting the scraper 24, the tea juice adhered to the inner wall of the extraction tank 2 can be scraped off, and the situation that part of the tea juice is carbonized and pasted due to long-term heating can be avoided.

[0040] Finally, it should be noted that: the utility model discloses the embodiment drawings, only relate to the structure involved in the embodiment of the present disclosure, other structures can refer to the usual design, under the condition of no conflict, the same embodiment and different embodiments of the utility model can be combined with each other.

Claims

1. A high-efficiency reflux concentration structure for preparing instant tea, comprising a mounting frame (1), characterized in that: The mounting bracket (1) has an extraction tank (2) and a concentration tank (3) fixedly mounted on its surface from left to right. The top of the extraction tank (2) is fitted with a steam pipe (4), and the other end of the steam pipe (4) extends to the inner wall of the concentration tank (3). The bottom of the concentration tank (3) is fitted with a return pipe (5), and the lower end of the return pipe (5) is connected to the inner cavity of the extraction tank (2). The top of the concentration tank (3) is fitted with a vent pipe (6), and the inside of the concentration tank (3) is equipped with a condensation and concentration assembly. The condensation and concentration assembly includes a geared motor (7) fixedly installed on the top of the concentration tank (3). The output shaft of the geared motor (7) extends into the interior of the concentration tank (3) and is fixedly installed with a condenser upper frame (8). A condenser tube (9) is embedded at the bottom of the condenser upper frame (8), and there are several condenser tubes (9). A condenser lower frame (10) is fixedly connected to the bottom of the condenser tube (9). Both the condenser upper frame (8) and the condenser lower frame (10) have flow chambers (11) in their inner cavities. A condenser inlet pipe (12) and a condenser outlet pipe (13) are respectively embedded in the side wall of the concentration tank (3). The condenser inlet pipe (12) The condensate outlet pipe (13) is located outside the concentration tank (3) and is connected to the external circulating water system pipeline. The condensate outlet pipe (13) and the condensate inlet pipe (12) are respectively fixedly installed with an upper jacket (14) and a lower jacket (15) at their ends inside the concentration tank (3). The upper jacket (14) is rotatably connected to the outer wall of the upper condensate rack (8) through a sealed bearing, and the lower jacket (15) is rotatably connected to the outer wall of the lower condensate rack (10) through a sealed bearing. The surfaces of the upper condensate rack (8) and the lower condensate rack (10) are respectively provided with connecting holes (16) corresponding to the upper jacket (14) and the lower jacket (15).

2. The high-efficiency reflux concentration structure for preparing instant tea according to claim 1, characterized in that: The center of the condenser rack (10) has a clearance hole. There are several condenser tubes (9), which are arranged in a circular pattern. The outlet of the steam pipe (4) extends through the clearance hole to the inside of the annular chamber formed by the several condenser tubes (9).

3. The high-efficiency reflux concentration structure for preparing instant tea according to claim 1, characterized in that: The top of the extraction tank (2) is fitted with a feed valve (17), and the bottom of the extraction tank (2) is fitted with a discharge valve (18).

4. The high-efficiency reflux concentration structure for preparing instant tea according to claim 1, characterized in that: The outer wall of the extraction tank (2) is fixedly installed with an electric heating ring plate (19), and a heat insulation cover (20) is provided on the outer wall of the extraction tank (2) corresponding to the electric heating ring plate (19).

5. The high-efficiency reflux concentration structure for preparing instant tea according to claim 4, characterized in that: The number of heating rings (19) is several, and the height of each heating ring (19) is different.

6. The high-efficiency reflux concentration structure for preparing instant tea according to claim 1, characterized in that: A stirring motor (21) is fixedly installed on the top of the extraction tank (2). The output shaft of the stirring motor (21) extends into the interior of the extraction tank (2) and is fixedly installed with a vertical shaft (22). A stirring rod (23) is fixedly installed on the surface of the vertical shaft (22).

7. The high-efficiency reflux concentration structure for preparing instant tea according to claim 6, characterized in that: A scraper (24) is fixedly installed at the end of the stirring rod (23) away from the vertical axis (22), and the scraper (24) is close to the inner wall of the extraction tank (2).

8. The high-efficiency reflux concentration structure for preparing instant tea according to claim 1, characterized in that: The surface of the extraction tank (2) is provided with an observation window (25) and a thermometer (26).

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