CN212306703U

CN212306703U - Portable thawing device

Info

Publication number: CN212306703U
Application number: CN202020921129.7U
Authority: CN
Inventors: 费玲; 胡海梅
Original assignee: Changhong Meiling Co Ltd
Current assignee: Changhong Meiling Co Ltd
Priority date: 2020-05-27
Filing date: 2020-05-27
Publication date: 2021-01-08
Anticipated expiration: 2030-05-27

Abstract

The utility model discloses a portable thawing apparatus relates to thawing apparatus technical field. The utility model discloses in: the inner top surface of the heat preservation box is provided with a semiconductor refrigeration sheet; the middle inside the heat preservation box is provided with a thawing tray; a temperature sensor is arranged in the middle of the unfreezing plate; the heater is arranged at the inner bottom of the heat preservation box; a fan is arranged between the heater and the unfreezing tray; a power supply is also arranged in the heat preservation box; the top of the heat preservation box is provided with an input module; a control panel is also arranged on one side surface of the heat preservation box; the input module is used for inputting a control instruction; the control panel controls the on-off operation of the semiconductor refrigerating sheet, the fan and the heater. The utility model discloses a set up heater and semiconductor refrigeration piece in the heat preservation box, can be fresh-keeping after food unfreezes, make food keep freezing the state a little, make things convenient for follow-up edible material to handle to can prolong food storage time, and through independent power supply, portable.

Description

Portable thawing device

Technical Field

The utility model belongs to the technical field of thawing apparatus, especially, relate to a portable thawing apparatus.

Background

The main thawing methods of the frozen food by the user include room temperature natural thawing, refrigerator refrigerating chamber thawing, water bath thawing, hot water thawing, microwave thawing, cold homogenizing plate thawing, radio frequency thawing and the like. The refrigeration thawing temperature is controlled to be 2-8 ℃, the uniformity is good, the refrigerated food can be stored for about 12 hours after thawing, but the thawing is slow, and generally needs 12-24 hours; the water bath thawing speed and the hot thawing speed are high, but the temperature in the thawing process is not controllable, and the safety is poor; the uniform cooling plate needs 15-30 minutes for thawing at normal temperature, but the temperature and the safety in the thawing process are uncontrollable, and the food after thawing is not suitable for long-time storage; the microwave thawing speed is high, only about 10 minutes are needed, but the food is heated unevenly in the thawing process, so that the food quality is influenced; the radio frequency thawing time is only about 10 minutes, the temperature and the safety in the thawing process can be controlled, the quality of thawed food is good, but the cost is very high, and the batch application is difficult.

In summary, there are problems including: the thawing fresh state under natural conditions is not controllable; the state-controllable thawing device is attached to a large household appliance, is complex in structure, invariably portable, and long in thawing time or high in cost.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a portable thawing apparatus through set up heater and semiconductor refrigeration piece in the box that keeps warm, can keep fresh after food unfreezes, makes food keep freezing the state a little, and convenient follow-up edible material is handled to can prolong food storage time, and through independent power supply, portable.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme:

the utility model relates to a portable thawing device, which comprises a heat preservation box, wherein a semiconductor refrigeration sheet is arranged on the inner top surface of the heat preservation box; the middle inside the heat preservation box is provided with a unfreezing disc; a temperature sensor is arranged in the middle of the unfreezing disc; a heater is arranged at the inner bottom of the heat preservation box; a fan is arranged between the heater and the unfreezing disc; a power supply is also arranged in the heat preservation box; the top of the heat preservation box is provided with an input module; a control panel is also arranged on one side surface of the heat preservation box;

the power supply supplies power to the semiconductor refrigerating sheet, the fan, the heater, the input module and the control panel; the input module is used for inputting a control instruction; the control panel controls the semiconductor refrigerating sheet, the fan and the heater to be switched on and off.

Furthermore, the semiconductor refrigeration piece is used for refrigerating and cooling food in the heat preservation box.

Further, the thawing tray is a hollow metal plate; the temperature sensor is arranged in the hollow groove of the unfreezing disc.

Further, the power supply adopts one or more of a storage battery, a V direct current power supply and a 0V alternating current power supply.

Further, the input module is a key or a keyboard or a touch pad.

Further, the temperature sensor senses the temperature of the food on the defrosting tray and transmits temperature data to the control board.

The utility model discloses following beneficial effect has:

the utility model discloses a set up heater and semiconductor refrigeration piece in the heat preservation box, can be fresh-keeping after food unfreezes, make food keep freezing the state a little, make things convenient for follow-up edible material to handle to can prolong food storage time, and through independent power supply, portable.

Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a portable thawing device.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "open hole", "upper", "lower", "thickness", "top", "middle", "length", "inner", "around", and the like, indicate positional or positional relationships, are merely for convenience in describing the present invention and to simplify the description, and do not indicate or imply that the components or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Referring to fig. 1, the present invention relates to a portable thawing device, which comprises a thermal insulation box 11, wherein a semiconductor refrigeration sheet 12 is installed on the inner top surface of the thermal insulation box 11; the semiconductor refrigerating sheet 12 is used for refrigerating and cooling food in the heat preservation box 11; the middle inside the heat preservation box 11 is provided with a unfreezing disc 31; the thawing tray 31 is a hollow metal plate; the temperature sensor 32 is arranged in a hollow groove of the unfreezing disc 31; a temperature sensor 32 is arranged in the middle of the unfreezing plate 31; a heater 22 is arranged at the inner bottom of the heat preservation box 11; a fan 21 is installed between the heater 22 and the defrosting tray 31; the heat preservation box 11 is also internally provided with a power supply 41; the power supply 41 adopts one or more of a storage battery, a 12V direct current power supply and a 220V alternating current power supply; an input module 42 is arranged at the top of the heat preservation box 11; the input module 42 is a key or a keyboard or a touch pad; a control panel 43 is also arranged on one side surface of the heat preservation box 11;

wherein, the power supply 41 supplies power for the semiconductor refrigeration piece 12, the fan 21, the heater 22, the input module 42 and the control board 43; the input module 42 is used for inputting control instructions; the control board 43 controls the on and off operations of the semiconductor chilling plate 12, the fan 21 and the heater 22, and the temperature sensor 32 senses the temperature of the food on the defrosting tray 31 and transmits temperature data to the control board 43.

One specific application of this embodiment is: the utility model provides a thawing apparatus utilizes the principle that air conditioning sinks, steam come-up, installs semiconductor refrigeration piece 12 at the top of heat preservation box 11, and heater 22 is installed in the bottom of heat preservation box 11. In order to prevent the local heat of the defrosting tray 31 from being too high, the defrosting tray 31 is designed to be of a hollow structure, and the defrosting tray 31 made of hollow metal can conduct heat uniformly. Temperature sensor 32 installs in the cavity recess of dish 31 that unfreezes, can in time detect dish food surface temperature that unfreezes on the one hand, and the lower resistance-type temperature sensor of cost can be adopted to this kind of scheme of on the other hand, and is with low costs, and it is accurate to detect the temperature.

When food is unfrozen, the frozen food is placed on the unfreezing tray 31, the heat preservation box 11 is sealed and then inputs an instruction through the input module 42 to start unfreezing, meanwhile, the heater 22 and the fan 21 work, the fan 21 blows heat of the heater 22 to the bottom of the unfreezing tray 31, when the temperature sensor 32 of the hollow groove in the unfreezing tray 31 detects that the temperature is-9 ℃ to-6 ℃, the heater 22 stops working, the fan 21 continues working, and when the temperature sensor 32 detects that the temperature is-6 ℃ to-4 ℃, the heater 22 stops working and unfreezing is completed. When the temperature sensor 32 detects that the temperature is higher than minus 2 ℃, the semiconductor refrigerating sheet 12 starts to refrigerate; when the temperature is-6 to-4 ℃, the semiconductor refrigerating sheet 12 stops refrigerating. The unfreezing device can control unfrozen food to be in a slightly frozen state according to the method, the food can be cut by a knife, and the fresh-keeping time is long.

The thawing device manufactured according to the scheme has the advantages of low cost, simple structure and strong universality, and can better keep the quality of thawed food.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. A portable thawing apparatus, comprising a heat-insulating case (11), characterized in that:

a semiconductor refrigerating sheet (12) is arranged on the inner top surface of the heat preservation box (11);

the middle inside the heat preservation box (11) is provided with a unfreezing disc (31); a temperature sensor (32) is arranged in the middle of the unfreezing disc (31);

a heater (22) is arranged at the inner bottom of the heat preservation box (11); a fan (21) is arranged between the heater (22) and the unfreezing disc (31);

a power supply (41) is also arranged in the heat preservation box (11); an input module (42) is arranged at the top of the heat preservation box (11); a control panel (43) is also arranged on one side surface of the heat preservation box (11);

the power supply (41) supplies power to the semiconductor refrigerating sheet (12), the fan (21), the heater (22), the input module (42) and the control board (43);

the input module (42) is used for inputting a control instruction; the control panel (43) controls the on-off operation of the semiconductor refrigerating sheet (12), the fan (21) and the heater (22).

2. The portable thawing apparatus according to claim 1, wherein the semiconductor chilling plate (12) is used for chilling food in the thermal insulation box (11).

3. A portable thawing apparatus according to claim 1, characterized in that said thawing tray (31) is a hollow shaped metal plate; the temperature sensor (32) is arranged in a hollow groove of the unfreezing disc (31).

4. The portable thawing apparatus according to claim 1, wherein the power source (41) is one or more of a battery, a 12V DC power source, and a 220V AC power source.

5. The portable thawing apparatus of claim 1, wherein the input module (42) is a key or a keyboard or a touch pad.

6. A portable thawing apparatus according to claim 1, wherein said temperature sensor (32) senses the temperature of the food on the thawing tray (31) and transmits the temperature data to the control board (43).