CN219108634U - Fresh milk pasteurization temperature control unit - Google Patents
Fresh milk pasteurization temperature control unit Download PDFInfo
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- CN219108634U CN219108634U CN202320166522.3U CN202320166522U CN219108634U CN 219108634 U CN219108634 U CN 219108634U CN 202320166522 U CN202320166522 U CN 202320166522U CN 219108634 U CN219108634 U CN 219108634U
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Abstract
The utility model discloses a fresh milk pasteurization temperature control unit, which relates to the field of fresh milk sterilization and comprises a sterilization cylinder and a cooling cylinder, wherein a temperature control box is arranged between the sterilization cylinder and the cooling cylinder and comprises a semiconductor refrigerating sheet, the whole temperature control box is divided into a hot area and a cold area by the semiconductor refrigerating sheet, and a heat preservation part is connected between the sterilization cylinder and the cooling cylinder. The semiconductor refrigerating sheet in the temperature control box can rapidly cool water flow in a cold area, one side of the semiconductor refrigerating sheet refrigerates, and heat is transferred to the other end, so that temperature difference is generated to form a cold end and a hot end, the other end supplies heat to a hot area, and the heat enters the sterilizing cylinder for pasteurization after temperature regulation and control of the temperature control box, and the heat sources and the cold sources required by the sterilizing cylinder and the cooling cylinder are provided by the temperature control box, so that temperature regulation and control between the sterilizing cylinder and the cooling cylinder can be realized without paying extra resources.
Description
Technical Field
The utility model relates to the field of fresh milk sterilization, in particular to a fresh milk pasteurization temperature control unit.
Background
Pasteurization, also known as pasteurization, is slower the bacteria reproduce at lower temperatures within a range of temperatures; the higher the temperature is, the faster the breeding is, but the higher the temperature is, the bacteria will die, different bacteria have different optimum growth temperature and heat and cold resistance, the pasteurization is to make use of the characteristic that the pathogen is not very heat-resistant, and the proper temperature and heat preservation time are used for treatment, and the whole bacteria are killed.
At present, the international common pasteurization method mainly comprises two methods: firstly, the milk is heated to 62 ℃ to 65 ℃ and kept for 30min, various growth pathogenic bacteria in the milk can be killed by adopting the method, the sterilization efficiency can reach 97.3 to 99.9 percent, only partial thermophilic bacteria, heat-resistant bacteria, spores and the like remain after sterilization, but most of the bacteria are lactic acid bacteria, and the lactic acid bacteria are harmless to people and beneficial to health; the second method heats the milk to 75-90 ℃ and keeps the temperature for 15-16 s, so that the sterilization time is shorter and the working efficiency is higher.
The pasteurization of the existing fresh milk needs to ensure that the temperature of a sterilization surface and the temperature of a cooling surface are balanced, when the temperature of the cooling surface is too high, an external cold source is used for cooling the cooling surface, and when the temperature of the sterilization surface is too low, an external heat source is used for heating the sterilization surface.
In the structure, the external cold source and the external heat source are provided by the cooler and the heater, the cooler and the heater are respectively connected with the sterilization surface and the cooling surface of the fresh milk, the heat sources of the cold source and the heater of the cooler are additionally consumed energy, and the use cost is high.
Disclosure of Invention
Based on the above, the utility model aims to provide a fresh milk pasteurization temperature control unit, which solves the technical problem that external cold sources and external heat sources required by general pasteurization consume extra resources.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the fresh milk pasteurization temperature control unit comprises a sterilization cylinder and a cooling cylinder, wherein a temperature control box is arranged between the sterilization cylinder and the cooling cylinder, the temperature control box comprises a semiconductor refrigerating sheet, the whole temperature control box is divided into a hot area and a cold area by the semiconductor refrigerating sheet, a heat preservation part is connected between the sterilization cylinder and the cooling cylinder, and a temperature regulating box is arranged between the heat preservation part and the hot area.
The utility model further provides that a water conveying pipe is arranged between the temperature adjusting box and the hot area and the heat preservation part of the temperature control box, the temperature adjusting box comprises a fixing shell, a heater, a water supplementing pipe and a temperature detector, the fixing shell is arranged in the middle of the water conveying pipe, the heater is arranged on the inner wall of the fixing shell, the water supplementing pipe is arranged at the top of the fixing shell, and the temperature detector is arranged on the side wall of the fixing shell.
The utility model is further characterized in that the top of the sterilizing cylinder is provided with a feed inlet, the inner walls of the feed inlet and the heat preservation part are respectively provided with a preheating pipe and a heat preservation pipe, the inner wall of the sterilizing cylinder is provided with a sterilizing pipe, and the heat preservation pipe, the sterilizing pipe and the preheating pipe are sequentially connected and conducted.
The utility model further provides that a drain pipe is arranged between the hot zone of the temperature control box and the heat preservation pipe of the feed inlet, and a circulating water tank and a first water pump are arranged in the middle of the drain pipe.
The utility model further provides that a cooling pipe is arranged between the cooling zone of the temperature control box and the cooling cylinder, and a second water pump is arranged in the middle of the cooling pipe.
The utility model is further characterized in that a discharge hole is arranged at the top of the cooling cylinder.
In summary, the utility model has the following advantages: the utility model provides the heat source and the cold source needed by the sterilizing cylinder and the cooling cylinder through the temperature control box, the semiconductor refrigerating sheet in the temperature control box can rapidly cool the water flow in the cold area, as one side of the semiconductor refrigerating sheet is refrigerated and the heat is transferred to the other end, the temperature difference is generated to form a cold end and a hot end, the other end supplies heat for the hot area, after the heat reaches the corresponding sterilizing temperature after the temperature regulation of the temperature control box, the heat enters the sterilizing cylinder to carry out pasteurization, and the heat source and the cold source needed by the sterilizing cylinder and the cooling cylinder are provided by the temperature control box, so that the temperature regulation between the sterilizing cylinder and the cooling cylinder can be realized without paying extra resources.
Drawings
FIG. 1 is a schematic diagram of a structural connection of the present utility model;
FIG. 2 is a schematic view of the internal structure of the temperature control box according to the present utility model;
FIG. 3 is a schematic view of the internal structure of the temperature regulating tank of the present utility model;
fig. 4 is a schematic view of the connection of the pipes inside the sterilizing cartridge of the present utility model.
In the figure: 1. a sterilizing cylinder; 2. a cooling cylinder; 3. a feed inlet; 4. a heat preservation part; 5. a temperature control box; 51. a hot zone; 52. a cold zone; 53. a semiconductor refrigeration sheet; 6. a temperature regulating box; 61. a fixed case; 62. a heater; 63. a water supplementing pipe; 64. a temperature detector; 7. a circulation water tank; 8. a drain pipe; 9. a first water pump; 10. a second water pump; 11. a water pipe; 12. a cooling tube; 13. a discharge port; 14. a heat preservation pipe; 15. a sterilization tube; 16. preheating pipes.
Detailed Description
The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.
Hereinafter, an embodiment of the present utility model will be described in accordance with its entire structure.
The fresh milk pasteurization temperature control unit comprises a sterilization cylinder 1 and a cooling cylinder 2, wherein a temperature control box 5 is arranged between the sterilization cylinder 1 and the cooling cylinder 2, the temperature control box 5 comprises a semiconductor refrigerating piece 53, the whole temperature control box 5 is divided into a hot area 51 and a cold area 52 by the semiconductor refrigerating piece 53, a heat preservation part 4 is connected between the sterilization cylinder 1 and the cooling cylinder 2, a temperature regulating box 6 is arranged between the heat preservation part 4 and the hot area 51, a heat source and a cold source required by the sterilization cylinder 1 and the cooling cylinder 2 are provided through the temperature control box 5, the semiconductor refrigerating piece 53 in the temperature control box 5 can rapidly cool water flow in the cold area 52, the heat can be transferred to the other end when one side of the semiconductor refrigerating piece 53 is refrigerated, so that a temperature difference is generated to form a cold end, the other end is hot area 51, after the heat reaches the corresponding sterilization temperature after the temperature of the temperature regulating box 6, the heat enters the sterilization cylinder 1 for pasteurization, and the heat source and the cold source required by the cooling cylinder 2 are provided by the temperature control box 5, and additional resources between the two can be realized.
Because the temperature of the heated water in the hot zone 51 is not uniform and does not necessarily meet the pasteurization requirement, before the heated water enters the sterilization cylinder 1, the temperature of the heated water needs to be controlled by the temperature regulating box 6, referring to fig. 3, a water pipe 11 is arranged between the temperature regulating box 6 and the hot zone 51 and the heat preservation part 4 of the temperature regulating box 5, the temperature regulating box 6 comprises a fixed shell 61, a heater 62, a water supplementing pipe 63 and a temperature detector 64, the fixed shell 61 is arranged in the middle of the water pipe 11, the heater 62 is arranged on the inner wall of the fixed shell 61, the water supplementing pipe 63 is arranged on the top of the fixed shell 61, the temperature detector 64 is arranged on the side wall of the fixed shell 61, after the heated water enters the fixed shell 61 from the water pipe 11, the temperature of the heated water is detected by the temperature detector 64, when the water flow temperature is too high, the water supplementing pipe 63 is opened to fill the inside the fixed shell 61, when the water flow temperature is too low, the heater 62 is started to heat the water flow inside the fixed shell 61 to the corresponding sterilization temperature, when the water flow temperature is proper, and the water flow enters the cylinder 1 for sterilization.
A cooling pipe 12 is arranged between the cooling zone 52 of the temperature control box 5 and the cooling cylinder 2, a second water pump 10 is arranged in the middle of the cooling pipe 12, cooling water in the cooling zone 52 of the temperature control box 5 is pumped into the cooling pipe 12 by the second water pump 10, and enters the cooling cylinder 2 from the cooling pipe 12 to perform cooling operation, so that the sterilized fresh milk is cooled rapidly.
Fresh milk needs to enter the cooling cylinder 2 under the heat preservation condition after sterilization is completed, please refer to fig. 1-3, the top of the sterilizing cylinder 1 is provided with a feed inlet 3, the inner walls of the feed inlet 3 and the heat preservation part 4 are respectively provided with a preheating pipe 16 and a heat preservation pipe 14, the inner wall of the sterilizing cylinder 1 is provided with a sterilizing pipe 15, the heat preservation pipe 14, the sterilizing pipe 15 and the preheating pipe 16 are sequentially connected and conducted, a connecting structure is not shown in the figure, heating water firstly enters the heat preservation pipe 14 in the heat preservation part 4 after temperature regulation is completed to preserve heat of the sterilized fresh milk, the heating water enters the sterilizing pipe 15 in the inner wall of the sterilizing cylinder 1 after heat preservation is completed to sterilize the fresh milk, the heating water after sterilization continuously goes forward, the preheating pipe 16 in the feed inlet 3 is preheated, a water outlet 8 is arranged between a hot zone 51 of the temperature control box 5 and the heat preservation pipe 14 of the feed inlet 3, a circulating water tank 7 and a first water pump 9 are arranged in the middle of the water outlet 8, the heating water after preheating is completed enters the circulating water tank 7 to exchange heat, and the cooling water in the circulating water tank 7 is pumped into the temperature control box 5 by the first water pump 9 to complete a heat exchange flow.
The top of the cooling cylinder 2 is provided with a discharge opening 13, and the cooled fresh milk is discharged from the discharge opening 13 to complete the whole pasteurization process.
Although embodiments of the utility model have been shown and described, the detailed description is to be construed as exemplary only and is not limiting of the utility model as the particular features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or examples, and modifications, substitutions, variations, etc. may be made in the embodiments as desired by those skilled in the art without departing from the principles and spirit of the utility model, provided that such modifications are within the scope of the appended claims.
Claims (6)
1. The fresh milk pasteurization temperature control unit comprises a sterilization cylinder (1) and a cooling cylinder (2), and is characterized in that: the semiconductor temperature control device is characterized in that a temperature control box (5) is arranged between the sterilizing cylinder (1) and the cooling cylinder (2), the temperature control box (5) comprises a semiconductor refrigerating sheet (53), the whole temperature control box (5) is divided into a hot area (51) and a cold area (52) by the semiconductor refrigerating sheet (53), a heat preservation part (4) is connected between the sterilizing cylinder (1) and the cooling cylinder (2), and a temperature adjusting box (6) is arranged between the heat preservation part (4) and the hot area (51).
2. A fresh milk pasteurization temperature control unit according to claim 1, characterized in that: the hot zone (51) of temperature-regulating box (6) and control by temperature change case (5), heat preservation portion (4) between be provided with raceway (11), temperature-regulating box (6) are including fixed shell (61), heater (62), moisturizing pipe (63) and temperature detector (64), fixed shell (61) set up in the centre of raceway (11), heater (62) are installed to the inner wall of fixed shell (61), the top of fixed shell (61) is provided with moisturizing pipe (63), temperature detector (64) are installed to the lateral wall of fixed shell (61).
3. A fresh milk pasteurization temperature control unit according to claim 1, characterized in that: the sterilizing device is characterized in that a feed inlet (3) is formed in the top of the sterilizing cylinder (1), a preheating pipe (16) and a heat preservation pipe (14) are respectively arranged on the inner walls of the feed inlet (3) and the heat preservation part (4), a sterilizing pipe (15) is arranged on the inner wall of the sterilizing cylinder (1), and the heat preservation pipe (14), the sterilizing pipe (15) and the preheating pipe (16) are sequentially connected and conducted.
4. A fresh milk pasteurization temperature control unit according to claim 3, characterized in that: a drain pipe (8) is arranged between the hot zone (51) of the temperature control box (5) and the heat preservation pipe (14) of the feed inlet (3), and a circulating water tank (7) and a first water pump (9) are arranged in the middle of the drain pipe (8).
5. A fresh milk pasteurization temperature control unit according to claim 1, characterized in that: a cooling pipe (12) is arranged between the cooling zone (52) of the temperature control box (5) and the cooling cylinder (2), and a second water pump (10) is arranged in the middle of the cooling pipe (12).
6. A fresh milk pasteurization temperature control unit according to claim 1, characterized in that: the top of the cooling cylinder (2) is provided with a discharge outlet (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320166522.3U CN219108634U (en) | 2023-02-09 | 2023-02-09 | Fresh milk pasteurization temperature control unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320166522.3U CN219108634U (en) | 2023-02-09 | 2023-02-09 | Fresh milk pasteurization temperature control unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219108634U true CN219108634U (en) | 2023-06-02 |
Family
ID=86532054
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320166522.3U Active CN219108634U (en) | 2023-02-09 | 2023-02-09 | Fresh milk pasteurization temperature control unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219108634U (en) |
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2023
- 2023-02-09 CN CN202320166522.3U patent/CN219108634U/en active Active
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