Low-temperature sterilization equipment for tea beverage production

Abstract

The utility model discloses low-temperature sterilization equipment for tea beverage production, and particularly relates to the field of sterilization equipment, the low-temperature sterilization equipment is used for pasteurization of tea beverages and comprises a pasteurization tank, a tank jacket is arranged in the pasteurization tank, a heating cavity is formed between the pasteurization tank and the tank jacket, a heating assembly is arranged in the heating cavity, and the heating assembly is connected with the pasteurization tank. The top of the pasteurization tank is provided with a liquid inlet pipe, the bottom of the pasteurization tank is provided with a liquid discharge pipe, the interior of the pasteurization tank is hermetically and rotatably connected with a special-shaped stirring rod which is of a multi-section bent structure, the special-shaped stirring rod is of a hollow structure, and the two ends of the special-shaped stirring rod extend to the outer side of the pasteurization tank respectively; the top of the special-shaped stirring rod is hermetically and rotationally connected with an air supply pipe. The utility model solves the problems that the sterilization heat source of pasteurization equipment is not fully utilized and is not practical enough; a stirring dead angle is easy to appear at the inner bottom of the pasteurization equipment tank body, so that the sterilization effect is influenced.

Description

Technical Field

[0001] The utility model relates to the field of sterilization equipment, and more specifically, to low-temperature sterilization equipment for tea beverage production. Background Art

[0002] Tea beverage refers to tea soup made by soaking tea leaves in water, extracting, filtering, clarifying, etc., or products made by adding water, sugar solution, acidulant, edible flavor, fruit juice or plant (grain) extract to tea soup. Tea beverage refers to beverages made from tea leaf extract, tea powder, and concentrated liquid as the main raw materials. Pasteurization is also called low-temperature sterilization. It uses the heat-resistant characteristics of microorganisms to kill harmful microorganisms with appropriate temperature and insulation time, while keeping the nutrients and flavor of the food unchanged. Pasteurization is usually carried out after the beverage is filled, also known as "post-killing". It is mostly used to sterilize beverages such as beer, wine and juice in production.

[0003] At present, when tea beverages are sterilized by pasteurization, the sterilization heat source of the pasteurization equipment is not fully utilized, and the heat source, such as steam heated by water, is not practical enough. In addition, a stirring mechanism is often configured in the pasteurization equipment to promote uniform sterilization of tea beverages, and a stirring dead corner is prone to occur at the inner bottom of the pasteurization equipment tank, which affects the sterilization effect. Utility Model Content

[0004] In order to overcome the above-mentioned defects of the prior art, the utility model provides a low-temperature sterilization equipment for tea beverage production. The technical problems to be solved by the utility model are: the sterilization heat source of the pasteurization equipment is not fully utilized and is not practical enough; the inner bottom of the pasteurization equipment tank is prone to stirring dead corners, which will affect the sterilization effect.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a low-temperature sterilization device for tea beverage production, which is used for pasteurization of tea beverages, comprising a pasteurization tank, a tank jacket is arranged in the pasteurization tank, a heating chamber is formed between the pasteurization tank and the tank jacket, and a heating component is arranged in the heating chamber, a liquid inlet pipe is arranged on the top of the pasteurization tank, a liquid discharge pipe is arranged on the bottom of the pasteurization tank, a special-shaped stirring rod with a multi-section bending structure is sealed and rotatably connected inside the pasteurization tank, and the special-shaped stirring rod is arranged in a hollow structure, and the two ends of the special-shaped stirring rod extend to the outside of the pasteurization tank respectively, and the top of the special-shaped stirring rod is sealed and rotatably connected to an air supply pipe, and one end of the air supply pipe facing away from the special-shaped stirring rod is fixed and penetrates into the heating chamber;

[0006] The pasteurization tank is provided with a stirring drive unit for driving the special-shaped stirring rod to rotate, a tube jacket is provided inside the special-shaped stirring rod, a heat storage phase change material is provided between the special-shaped stirring rod and the tube jacket, a pair of stirring frames are sealingly and rotatably connected to the inner wall of the tank jacket, and the stirring frames are located at the inner bottom of the pasteurization tank, a transmission assembly is provided on the special-shaped stirring rod, and the transmission assembly is transmission-connected to the pair of stirring frames.

[0007] In a preferred embodiment, the top hinge of the liquid inlet pipe is rotatably connected to a cover plate.

[0008] In a preferred embodiment, a rotary joint is rotatably connected between the special-shaped stirring rod and the air supply pipe.

[0009] In a preferred embodiment, the stirring drive unit includes a stirring motor fixedly mounted on the top of the pasteurization tank, a cylindrical gear 1 fixedly connected to the output end of the stirring motor, and a cylindrical gear 2 meshingly connected to the cylindrical gear 1, and the cylindrical gear 2 is fixedly connected to the outer surface of the special-shaped stirring rod.

[0010] In a preferred embodiment, the outer surfaces of the top and bottom of the special-shaped stirring rod are both threadedly penetrated with a cock.

[0011] In a preferred embodiment, a sealing box is fixedly connected to the inner bottom of the pasteurization tank, the special-shaped stirring rod is sealingly rotatably connected to the sealing box, and the opposite ends of a pair of stirring frames are sealingly rotatably connected to the sealing box.

[0012] In a preferred embodiment, the transmission assembly includes a bevel gear 1 fixedly connected to the outer surface of the special-shaped stirring rod and a pair of bevel gears 2 meshingly connected to the bevel gear 1, the bevel gear 1 and the bevel gear 2 are both located in a sealing box, and the pair of bevel gears 2 are fixedly connected to the opposite ends of a pair of stirring frames.

[0013] Technical effects and advantages of the utility model:

[0014] 1. The utility model is a low-temperature sterilization equipment for tea beverage production. By setting a special-shaped stirring rod with a multi-section bending structure and coordinating the connectivity between the air supply pipe and the heating chamber, the special-shaped stirring rod can meet the stirring effect. The heat storage phase change material in the special-shaped stirring rod can absorb heat and store heat for the steam passing through. The heat of the steam generated by water heating is recovered and stirred in the liquid of the tea beverage. This can improve the uniformity and efficiency of the tea beverage stirring and sterilization.

[0015] 2. The utility model is a low-temperature sterilization device for producing tea beverages. A pair of stirring racks are horizontally arranged on the inner bottom of the pasteurization tank. During the rotation of the special-shaped stirring rod, the pair of stirring racks can be synchronously driven by the transmission component to rotate and stir, thereby avoiding stirring at the four corners and affecting the uniformity of pasteurization. Moreover, since the transmission component is provided with a sealing box outside, the sealing performance of the transmission position of the transmission component can be improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the implementation of the utility model or the technical solution in the prior art, the following is a brief introduction to the drawings required for the implementation or the prior art description. Obviously, the drawings in the following description are only exemplary, and for ordinary technicians in this field, other implementation drawings can be derived from the provided drawings without creative work.

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0018] Figure 2 For this utility model Figure 1 sectional view of .

[0019] Figure 3 For this utility model Figure 2 Enlarged view of part A in the middle.

[0020] Figure 4 It is a plane perspective view of the special-shaped stirring rod of the utility model.

[0021] Figure 5 The utility model is a schematic diagram of the connection between the stirring frame and the special-shaped stirring rod.

[0022] The accompanying drawings are marked as follows: 1. pasteurization tank; 2. tank jacket; 3. heating assembly; 4. liquid inlet pipe; 5. cover plate; 6. liquid discharge pipe; 7. special-shaped stirring rod; 71. air supply pipe; 72. rotary joint; 8. stirring drive unit; 81. stirring motor; 82. cylindrical gear one; 83. cylindrical gear two; 9. pipe jacket; 91. heat storage phase change material; 10. stirring frame; 11. bevel gear one; 12. bevel gear two; 13. sealing box; 14. stopcock. DETAILED DESCRIPTION

[0023] The following is a specific embodiment of the present invention. People familiar with the technology can easily understand the other advantages and functions of the present invention from the contents disclosed in this specification. Obviously, the described embodiment is a part of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0024] Combined with reference Figure 1-Figure 5 The utility model provides a low-temperature sterilization device for tea beverage production, which is used for pasteurization of tea beverages, including a pasteurization tank 1, a tank jacket 2 is arranged in the pasteurization tank 1, a heating chamber is formed between the pasteurization tank 1 and the tank jacket 2, and a heating component 3 is arranged in the heating chamber, and the heating component 3 can be an electric heating element. When the heating chamber pasteurizes the tea beverage by heating hot water, water vapor is generated therein, and the water vapor can be used in the pasteurization tank 1. A liquid inlet pipe 4 is arranged on the top of the pasteurization tank 1, and a liquid discharge pipe 4 is arranged at the bottom of the pasteurization tank 1. Tube 6, a valve can be set on the discharge pipe 6, the interior of the pasteurization tank 1 is sealed and rotatably connected with a special-shaped stirring rod 7 with a multi-section bending structure, and the special-shaped stirring rod 7 is arranged in a hollow structure, and the hollow structure can facilitate the circulation of steam, and the two ends of the special-shaped stirring rod 7 extend to the outside of the pasteurization tank 1 respectively, and the top of the special-shaped stirring rod 7 is sealed and rotatably connected with an air supply pipe 71, and one end of the air supply pipe 71 facing away from the special-shaped stirring rod 7 is fixed and penetrates into the heating chamber, and the air supply pipe 71 can recycle the steam in the heating chamber and send it into the special-shaped stirring rod 7 to act on the sterilized tea beverage.

[0025] The top hinge of the liquid inlet pipe 4 is rotatably connected with a cover plate 5 , and the cover plate 5 can be used to control the opening and closing of the end of the liquid inlet pipe 4 .

[0026] A rotary joint 72 is rotatably connected between the special-shaped stirring rod 7 and the air supply pipe 71. When the special-shaped stirring rod 7 rotates, the rotary joint 72 can provide a sealed rotation effect for the end of the special-shaped stirring rod 7, thereby stabilizing the sealed flow of the air supply pipe 71.

[0027] The pasteurization tank 1 is provided with a stirring drive unit 8 for driving the special-shaped stirring rod 7 to rotate, a tube jacket 9 is provided inside the special-shaped stirring rod 7, a heat storage phase change material 91 is provided between the special-shaped stirring rod 7 and the tube jacket 9, and the heat storage phase change material 91 can be a heat storage agent, the inner wall of the tank jacket 2 is sealed and rotatably connected with a pair of stirring frames 10, and the stirring frames 10 are located at the inner bottom of the pasteurization tank 1, and a transmission assembly is provided on the special-shaped stirring rod 7, and the transmission assembly is transmission-connected to the pair of stirring frames 10.

[0028] The stirring drive unit 8 includes a stirring motor 81 fixedly mounted on the top of the pasteurization tank 1, a cylindrical gear 1 82 fixedly connected to the output end of the stirring motor 81, and a cylindrical gear 2 83 meshingly connected to the cylindrical gear 1 82. The cylindrical gear 2 83 is fixedly connected to the outer surface of the special-shaped stirring rod 7.

[0029] Specifically, the cylindrical gear 1 82 is driven to rotate by the stirring motor 81, and the cylindrical gear 1 82 is meshed with the transmission cylindrical gear 2 83 to drive the special-shaped stirring rod 7 to rotate, so that the special-shaped stirring rod 7 can stir the tea beverage sterilized in the pasteurization tank 1; at the same time, the water vapor discharged from the heating chamber through the air supply pipe 71 can circulate through the pipe jacket 9, and then be discharged from one end of the pipe jacket 9, and the heat of the water vapor is absorbed by the heat storage phase change material 91, and the heat of the steam generated by the water heating is recovered and stirred in the liquid of the tea beverage, so that the uniformity and sterilization efficiency of the tea beverage stirring can be improved.

[0030] The outer surfaces of the top and bottom of the special-shaped stirring rod 7 are both threaded with a plug 14, and the setting of the plug 14 can reserve a material port for filling the heat storage phase change material 91 on the special-shaped stirring rod 7, which can facilitate the replenishment of the heat storage phase change material 91.

[0031] A sealing box 13 is fixedly connected to the inner bottom of the pasteurization tank 1 , the special-shaped stirring rod 7 is sealingly rotatably connected to the sealing box 13 , and the opposite ends of a pair of stirring frames 10 are both sealingly rotatably connected to the sealing box 13 .

[0032] The transmission assembly includes a bevel gear 11 fixedly connected to the outer surface of the special-shaped stirring rod 7 and a pair of bevel gears 12 meshingly connected to the bevel gear 11. The bevel gear 11 and the bevel gear 2 12 are both located in the sealing box 13. The pair of bevel gears 12 are fixedly connected to the opposite ends of a pair of stirring frames 10.

[0033] Specifically, during the rotation of the special-shaped stirring rod 7, the pair of stirring frames 10 can be synchronously driven to rotate and stir through the meshing action of the transmission component. Since the stirring frame 10 is arranged at the inner bottom of the pasteurization tank 1, the sterilized tea beverage can be stirred horizontally to avoid stirring the four corners and affecting the uniformity of pasteurization. Moreover, since the transmission component is arranged on the inner side of the sealing box 13, the sealing of the transmission position of the transmission component can be improved.

[0034] In the present application, except for the sealed rotation connection mode between the special-shaped stirring rod 7 and the air supply pipe 71 using a rotary joint 72, other sealed rotation connection modes use sealed bearings.

Claims

1. A low-temperature sterilization device for tea beverage production, which is used for pasteurization of tea beverages, comprises a pasteurization tank (1), wherein a tank jacket (2) is arranged inside the pasteurization tank (1), a heating chamber is formed between the pasteurization tank (1) and the tank jacket (2), and a heating component (3) is arranged inside the heating chamber, characterized in that: The top of the pasteurization tank (1) is provided with a liquid inlet pipe (4), the bottom of the pasteurization tank (1) is provided with a liquid discharge pipe (6), the interior of the pasteurization tank (1) is sealed and rotatably connected to a special-shaped stirring rod (7) having a multi-stage bending structure, and the special-shaped stirring rod (7) is arranged in a hollow structure, the two ends of the special-shaped stirring rod (7) respectively extend to the outside of the pasteurization tank (1), the top of the special-shaped stirring rod (7) is sealed and rotatably connected to an air supply pipe (71), and one end of the air supply pipe (71) facing away from the special-shaped stirring rod (7) is fixed and penetrates into the heating chamber; The pasteurization tank (1) is provided with a stirring drive unit (8) for driving the special-shaped stirring rod (7) to rotate; a tube jacket (9) is provided inside the special-shaped stirring rod (7); a heat storage phase change material (91) is provided between the special-shaped stirring rod (7) and the tube jacket (9); a pair of stirring racks (10) are sealingly and rotatably connected to the inner wall of the tank jacket (2); the stirring racks (10) are located at the inner bottom of the pasteurization tank (1); a transmission assembly is provided on the special-shaped stirring rod (7); and the transmission assembly is transmission-connected to the pair of stirring racks (10).

2. The low-temperature sterilization equipment for tea beverage production according to claim 1, characterized in that: The top hinge of the liquid inlet pipe (4) is rotatably connected with a cover plate (5).

3. The low-temperature sterilization equipment for tea beverage production according to claim 1, characterized in that: A rotary joint (72) is rotatably connected between the special-shaped stirring rod (7) and the air supply pipe (71).

4. The low-temperature sterilization equipment for tea beverage production according to claim 1, characterized in that: The stirring drive unit (8) comprises a stirring motor (81) fixedly mounted on the top of the pasteurization tank (1), a cylindrical gear 1 (82) fixedly connected to the output end of the stirring motor (81), and a cylindrical gear 2 (83) meshingly connected to the cylindrical gear 1 (82), wherein the cylindrical gear 2 (83) is fixedly connected to the outer surface of the special-shaped stirring rod (7).

5. The low-temperature sterilization equipment for tea beverage production according to claim 1, characterized in that: The outer surfaces of the top and bottom of the special-shaped stirring rod (7) are both threadedly penetrated by a cock (14).

6. The low-temperature sterilization equipment for tea beverage production according to claim 1, characterized in that: A sealing box (13) is fixedly connected to the inner bottom of the pasteurization tank (1), the special-shaped stirring rod (7) is sealingly rotatably connected to the sealing box (13), and the opposite ends of a pair of stirring frames (10) are both sealingly rotatably connected to the sealing box (13).

7. The low-temperature sterilization equipment for tea beverage production according to claim 6, characterized in that: The transmission assembly comprises a bevel gear 1 (11) fixedly connected to the outer surface of the special-shaped stirring rod (7) and a pair of bevel gears 2 (12) meshingly connected to the bevel gear 1 (11), the bevel gear 1 (11) and the bevel gear 2 (12) are both located in a sealing box (13), and the pair of bevel gears 2 (12) are fixedly connected to opposite ends of a pair of stirring frames (10).

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