CN214581970U - Immersion type direct evaporation freezing tank under refrigeration condition of-65 DEG C - Google Patents
Immersion type direct evaporation freezing tank under refrigeration condition of-65 DEG C Download PDFInfo
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- CN214581970U CN214581970U CN202120854240.3U CN202120854240U CN214581970U CN 214581970 U CN214581970 U CN 214581970U CN 202120854240 U CN202120854240 U CN 202120854240U CN 214581970 U CN214581970 U CN 214581970U
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Abstract
The utility model discloses a direct evaporation of immersion freezing groove under 65 degrees centigrade refrigeration condition below zero, include: the freezing tank body is used for containing freezing liquid; the heat insulation layer covers the periphery of the freezing tank main body; the outer wall plate of the freezing tank covers the periphery of the heat-insulating layer; the feed port is arranged at the top of the freezing tank main body, and the charging basket is immersed into the freezing tank through the feed port; the evaporator is arranged in the freezing tank main body and is used for carrying out heat exchange between a refrigerant and refrigerating fluid; a stirrer arranged at one end of the freezing tank main body and used for stirring the freezing liquid in the freezing tank; and the evaporator connecting port is connected with the evaporator and is used for the inflow and outflow of the refrigerant. The utility model discloses the evaporimeter that adopts can make the refrigerant directly carry out the heat exchange with the refrigerating fluid, does not have middle refrigerant exchange process to realize the refrigeration through heat-conducting mode, minimum operating temperature can reach-65 ℃, has broken traditional freezing processing structure and processing mode, can realize low temperature freezing rapidly, extension food fresh-keeping time has improved refrigeration efficiency greatly, practices thrift equipment cost.
Description
Technical Field
The utility model relates to a freezing mechanical equipment technical field specifically is an immersion direct evaporation freezing tank under refrigeration condition of-65 degrees centigrade.
Background
With the rapid development of the freezing industry and the improvement of the freezing and refrigerating technology in recent years, fast freezing food has been increasingly favored by more consumers due to its better quality. The freezing storage is a very important method for prolonging the shelf life of food, which can keep the nutrient components, the texture, the color and the flavor of fruits, vegetables and seafood for a longer time and can inhibit the physiological and biochemical reactions, the enzyme reactions and the growth and the propagation of microorganisms. However, the water content of fruits and vegetables is high, the water in cells is crystallized to cause the cell volume to be expanded seriously, so the integrity of the cell structure is damaged, the quality of the quick-frozen fruits and vegetables, seafood and other foods depends on the freezing speed, the shorter the time of the maximum ice crystal generation zone is in the freezing process, the smaller the geometrical size of the ice crystal is, and the better the quality after freezing is. Therefore, increasing the freezing speed and temperature can effectively solve this problem. However, currently, the conventional refrigeration equipment adopts an intermediate refrigerant, and the intermediate refrigerant first exchanges heat with the refrigerant to reduce the temperature, and then exchanges heat with the refrigerant to reduce the temperature of the refrigerant, so that the refrigeration efficiency is low. Meanwhile, the corresponding intermediate refrigerant circulating system is required to be configured, so that the equipment cost is high.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model provides a immersion direct evaporation freezing tank under refrigeration condition of-65 ℃.
The utility model provides a following technical scheme:
an immersion type direct evaporation freezing tank under a refrigeration condition of 65 ℃ below zero comprises a freezing tank main body, a freezing tank main body and a freezing tank cover, wherein the freezing tank main body is used for containing freezing liquid; the heat insulation layer covers the periphery of the freezing tank main body; the outer wall plate of the freezing tank covers the periphery of the heat-insulating layer; the feed port is arranged at the top of the freezing tank main body, and the charging basket is immersed into the freezing tank through the feed port; the evaporator is arranged in the freezing tank main body and is used for carrying out heat exchange between a refrigerant and refrigerating fluid; a stirrer arranged at one end of the freezing tank main body and used for stirring the freezing liquid in the freezing tank; and the evaporator connecting port is connected with the evaporator and is used for the inflow and outflow of the refrigerant.
Preferably, the freezing tank main body is formed by assembling and welding stainless steel plates, is used for containing refrigerating fluid, is a main body part of the whole freezing tank, and has the lowest working temperature of-65 ℃.
Preferably, the heat-insulating layer covers the periphery of the freezing tank main body and is made of heat-insulating materials, so that heat transfer between the freezing liquid in the freezing tank and the outside can be effectively isolated.
Preferably, the outer wall plate of the freezing tank covers the periphery of the heat-insulating layer and is a stainless steel shell made of heat-insulating materials, so that heat transfer between the freezing liquid in the freezing tank and the outside can be effectively isolated, and the heat-insulating layer is protected.
Preferably, the top of the freezing tank body is provided with a notch, the notch is provided as the feed inlet, and a charging basket containing frozen articles can be immersed into the freezing tank through the feed inlet, so that the frozen articles can be fully contacted with the refrigerating fluid in the freezing tank, and the frozen articles can be cooled.
Preferably, the evaporator is composed of copper pipes or stainless steel pipes, three groups of evaporators are arranged, and the three groups of evaporators comprise an outer ring evaporator, an inner ring upper evaporator and an inner ring lower evaporator, wherein the outer ring evaporator is arranged along the periphery of the inner wall of the freezing groove main body, and the inner ring upper evaporator and the inner ring lower evaporator are vertically arranged around the space below the feeding hole. The refrigerant evaporates in the evaporator to absorb heat, thereby lowering the temperature of the refrigerant fluid.
Preferably, the two stirring machines are provided, each stirring machine is provided with two groups of stirring blades, and the stirring motors are arranged between the inner ring evaporator and the outer ring evaporator and are used for stirring the refrigerating fluid in the refrigerating tank to enable the temperature of the refrigerating fluid to be more uniform.
Compared with the prior art, the beneficial effects of the utility model are that: the lowest working temperature of the freezing tank can reach-65 ℃, refrigeration is realized through a heat conduction mode, the design breaks through the traditional freezing processing structure and processing mode, and a food processing mode of adding ultralow-temperature refrigerating fluid into the freezing tank is adopted, so that quick low-temperature freezing can be realized, the food preservation time is prolonged, the refrigeration efficiency is improved, meanwhile, a food cell layer cannot be damaged, the nutrient content cannot be lost after the food is thawed, and the taste is ensured. The utility model discloses the last feed inlet, heat preservation and the outer wallboard that adopt can high-efficiently completely cut off the interior frozen liquid of freezing groove and external heat transfer, the more energy can be saved when promoting refrigeration efficiency. The evaporator is provided with three groups, and the arrangement of the outer ring and the inner ring is helpful for the refrigerating fluid to reach the ultralow temperature quickly, so that the freezing time of food is shortened, and the freezing effect is greatly improved. The evaporator can ensure that the refrigerant directly exchanges heat with the refrigerating fluid without an intermediate refrigerant exchange process, thereby improving the refrigerating efficiency, enabling the refrigerating fluid to reach lower temperature, simultaneously needing no corresponding intermediate refrigerant circulating system and effectively reducing the equipment cost. The mixer can effectively stir the refrigerating fluid, makes the refrigerating fluid all-round, the multi-angle circulation flow in the freezing groove to make the refrigerating fluid carry out the heat transfer and make the temperature more even with the mode of heat convection, further improve refrigeration efficiency.
Drawings
FIG. 1 is an external view of the present invention;
fig. 2 is a side sectional view 1 of the present invention;
fig. 3 is a side sectional view 2 of the present invention.
Reference numerals: the freezing tank comprises a freezing tank body (1), a heat preservation layer (2), a freezing tank outer wall plate (3), a feeding hole (4), an outer ring evaporator (5), an inner ring upper evaporator (6), an inner ring lower evaporator (7), a stirrer (8) and an evaporator connecting port (9).
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present disclosure more clear, the technical solutions of the embodiments of the present disclosure will be described below clearly and completely with reference to the accompanying drawings of the embodiments of the present disclosure. It is to be understood that the described embodiments are only a few embodiments of the present disclosure, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the described embodiments of the disclosure without any inventive step, are within the scope of protection of the disclosure.
Example 1
As shown in fig. 1-3, an immersion type direct evaporation freezing tank under a refrigeration condition of-65 ℃, comprises: the freezing tank main body (1) is used for containing freezing liquid; the heat insulation layer (2) covers the periphery of the freezing tank main body (1); the outer wall plate (3) of the freezing tank covers the periphery of the heat-insulating layer (2); the feed inlet (4) is arranged at the top of the freezing tank main body (1), and the charging basket is immersed in the freezing tank through the feed inlet (4); the evaporator is arranged inside the freezing tank main body (1) and is used for carrying out heat exchange between a refrigerant and a refrigerating fluid; a stirrer (8) arranged at one end of the freezing tank main body (1) and used for stirring the freezing liquid in the freezing tank; and the evaporator connecting port (9) is connected with the evaporator and is used for the inflow and outflow of the refrigerant.
The freezing tank main body (1) is formed by assembling and welding stainless steel plates, is used for containing freezing liquid, is a main body part of the whole freezing tank, and has the lowest working temperature of-65 ℃. This freezing groove realizes refrigerating through heat-conducting mode, and traditional freezing processing structure and processing mode are broken through to this design, adopt the food processing mode of adding super low temperature refrigerating fluid in the freezing groove, can realize low temperature freezing fast, prolong food fresh-keeping time, have not only improved refrigeration efficiency, can not destroy food cell layer simultaneously, make its nutrient composition after unfreezing not run off, guarantee the taste.
The heat-insulating layer (2) covers around the freezing tank main body (1) and is made of heat-insulating materials, so that heat transfer between refrigerating fluid in the freezing tank and the outside can be effectively isolated. The outer wall plate (3) of the freezing tank covers the periphery of the heat-insulating layer (2) and is a stainless steel shell made of heat-insulating materials, so that heat transfer between the freezing liquid in the freezing tank and the outside can be effectively isolated, and the heat-insulating layer (2) is protected. The design can improve the refrigeration efficiency and save energy.
The top of the freezing tank main body (1) is provided with a notch, the notch is arranged as the feed port (4), and a charging basket filled with frozen articles can be immersed into the freezing tank through the feed port (4), so that the frozen articles are fully contacted with freezing liquid in the freezing tank, and the frozen articles are cooled.
The evaporator is composed of copper pipes or stainless steel pipes, three groups of evaporators are arranged, and the evaporator comprises an outer ring evaporator (5), an inner ring upper evaporator (6) and an inner ring lower evaporator (7), wherein the outer ring evaporator (5) is arranged around the inner wall of the freezing groove main body (1), and the inner ring upper evaporator (6) and the inner ring lower evaporator (7) are vertically arranged around the space below the feeding hole (4). The evaporator is beneficial to the refrigerating fluid to quickly reach ultralow temperature through the arrangement of the outer ring and the inner ring, so that the freezing time of food is shortened, and the freezing effect is greatly improved. In addition, the evaporator can ensure that the refrigerant directly exchanges heat with the refrigerating fluid without an intermediate refrigerant exchange process, thereby improving the refrigerating efficiency, enabling the refrigerating fluid to reach lower temperature, simultaneously needing no corresponding intermediate refrigerant circulating system and effectively reducing the equipment cost.
Mixer (8) are equipped with two, and every agitator motor that is equipped with two sets of stirring vane arranges between inner circle evaporimeter and outer lane evaporimeter (5), can effectively stir the refrigerating fluid, makes the refrigerating fluid all-round, the multi-angle circulation flow in the freezing groove to make the refrigerating fluid carry out the heat transfer with the mode of thermal convection and make the temperature more even, further improve refrigeration efficiency.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. An immersion direct evaporation freezing tank under refrigeration condition of-65 ℃, comprising: the freezing tank body is used for containing freezing liquid; the heat insulation layer covers the periphery of the freezing tank main body; the outer wall plate of the freezing tank covers the periphery of the heat-insulating layer; the feed port is arranged at the top of the freezing tank main body, and the charging basket is immersed into the freezing tank through the feed port; the evaporator is arranged in the freezing tank main body and is used for carrying out heat exchange between a refrigerant and refrigerating fluid; a stirrer arranged at one end of the freezing tank main body and used for stirring the freezing liquid in the freezing tank; and the evaporator connecting port is connected with the evaporator and is used for the inflow and outflow of the refrigerant.
2. The immersion type direct evaporation freezing tank under the refrigeration condition of-65 ℃ as claimed in claim 1, wherein the freezing tank main body is formed by assembling and welding stainless steel plates, the periphery of the freezing tank main body is covered with an insulating layer, and the lowest working temperature is-65 ℃.
3. The immersion type direct evaporation freezing tank under the refrigeration condition of-65 ℃ as claimed in claim 1, wherein the top of the freezing tank main body is provided with a notch which is set as the feed inlet, and a charging basket containing frozen articles can be immersed into the freezing tank through the feed inlet, so that the frozen articles can be fully contacted with the refrigerating fluid in the freezing tank, thereby cooling the frozen articles.
4. The immersion type direct evaporation freezing tank under the refrigeration condition of-65 ℃ as claimed in claim 1, wherein the evaporator is composed of copper tubes, and there are three groups including an outer-ring evaporator, an inner-ring upper evaporator and an inner-ring lower evaporator, wherein the outer-ring evaporator is arranged around the inner wall of the freezing tank main body, and the inner-ring upper evaporator and the inner-ring lower evaporator are arranged vertically around the space below the feeding port.
5. The immersion type direct evaporation freezing tank for refrigeration of-65 ℃ as claimed in claim 1, wherein two mixers are provided, which are disposed between the inner evaporator and the outer evaporator, for stirring the freezing liquid in the freezing tank to make the temperature thereof more uniform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120854240.3U CN214581970U (en) | 2021-04-25 | 2021-04-25 | Immersion type direct evaporation freezing tank under refrigeration condition of-65 DEG C |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120854240.3U CN214581970U (en) | 2021-04-25 | 2021-04-25 | Immersion type direct evaporation freezing tank under refrigeration condition of-65 DEG C |
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| CN214581970U true CN214581970U (en) | 2021-11-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202120854240.3U Active CN214581970U (en) | 2021-04-25 | 2021-04-25 | Immersion type direct evaporation freezing tank under refrigeration condition of-65 DEG C |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114893941A (en) * | 2022-05-20 | 2022-08-12 | 东莞市源自通科技有限公司 | Liquid instant freezer for food |
| CN115183530A (en) * | 2022-07-07 | 2022-10-14 | 湖南屹元生物科技有限公司 | Freezing tank, quick freezing equipment and control method |
-
2021
- 2021-04-25 CN CN202120854240.3U patent/CN214581970U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114893941A (en) * | 2022-05-20 | 2022-08-12 | 东莞市源自通科技有限公司 | Liquid instant freezer for food |
| CN115183530A (en) * | 2022-07-07 | 2022-10-14 | 湖南屹元生物科技有限公司 | Freezing tank, quick freezing equipment and control method |
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