Fresh-keeping type rapid unfreezing device

By designing a fresh-keeping fast thawer with upper cover, metal thawing tray and lower cover, the problems of long thawing time and nutrient loss of frozen food are solved, and efficient and safe thawing effect is achieved while reducing storage space.

CN223262246UActive Publication Date: 2025-08-26SHANGHAI DIY HOME CO LTD
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Patent Information

Application Number
CN202422505816.1
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-10-16
Publication Date
2025-08-26
Estimated Expiration
2034-10-16

AI Technical Summary

Technical Problem

In the prior art, frozen foods thaw for a long time at room temperature and are directly soaked in hot water to thaw, which will affect the nutrition and taste of the food.

Method used

A fresh-keeping rapid thawer consisting of an upper cover, a metal thawing dish and a lower cover is used to isolate the metal thawing dish from the outside air and use hot water to thaw to avoid direct contact with hot water. The thawing efficiency is improved by combining the temperature guide bar and support foot design.

Benefits of technology

An efficient and safe thawing process is achieved, maintaining the nutrition and taste of food, and reducing storage space through structural design.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a fresh-keeping type rapid unfreezing device which is composed of an upper cover, a metal unfreezing disc and a lower cover, the upper cover and the lower cover respectively cover the upper portion and the lower portion of the metal unfreezing disc, the upper cover and the lower cover are combined in a covering mode, and the metal unfreezing disc located between the upper cover and the lower cover is isolated from external air. The metal thawing plate is composed of a plate surface, a fence located on the periphery of the upper surface of the plate surface, a plurality of heat conduction strips arranged below the plate surface and distributed at intervals in a high-low mode, and a plurality of supporting legs arranged below the plate surface and protruding downwards out of the heat conduction strips. The upper portion and the lower portion of the fence extend into the upper cover and the lower cover respectively and make contact with the inner side faces of the upper cover and the lower cover to limit horizontal displacement of the upper cover and the lower cover. The supporting legs are in contact with the bottom of the lower cover; the temperature conducting strip is suspended above the bottom of the lower cover; a water injection notch is formed in the edge of the plate surface of the metal thawing plate. The product is simple and convenient to use, high in unfreezing efficiency, safe and sanitary in unfreezing process, and beneficial to keeping nutrition and taste of unfrozen food.
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Description

Technical Field

[0001] The utility model relates to a fresh-keeping quick thawing device for thawing frozen food. Background Art

[0002] Frozen food in the refrigerator, such as meat, poultry, and seafood, needs to be thawed before cooking. If these foods are left to thaw naturally at room temperature, it will take a long time to thaw, resulting in low thawing efficiency. While soaking the food in hot water shortens the thawing time, direct contact of the hot water with the food will adversely affect the nutrition and taste of the thawed food, resulting in poor overall performance. Therefore, the present invention proposes a fresh-keeping fast thawing device. Summary of the Invention

[0003] The utility model aims to provide a fresh-keeping fast thawing device for thawing frozen food, which has high thawing efficiency, a safe and hygienic thawing process and is conducive to maintaining the nutrition and taste of the thawed food.

[0004] In order to achieve the purpose of the invention, the utility model adopts the following technical solutions:

[0005] A fresh-keeping fast thawing device, characterized in that it is composed of an upper cover, a metal thawing tray, and a lower cover from top to bottom, wherein the upper and lower covers are transparent plastic covers, and the upper and lower covers respectively cover the upper and lower parts of the metal thawing tray, and the upper cover and the lower cover are combined to isolate the metal thawing tray located therebetween from the outside air;

[0006] The metal thawing tray consists of a tray surface, a fence located around the upper surface of the tray surface, a plurality of temperature conduction strips distributed at different heights below the tray surface, and a plurality of supporting feet located below the tray surface and protruding downward from the temperature conduction strips; the upper part of the fence extends into the upper cover, and the lower part extends into the lower cover, and the fence contacts the inner side surfaces of the upper and lower covers respectively to limit the horizontal displacement of the upper and lower covers; the supporting feet on the metal thawing tray contact the bottom of the lower cover, and the temperature conduction strips are suspended above the bottom of the lower cover; a water injection notch is provided at the edge of the tray surface of the metal thawing tray; a water level warning line is provided on the side wall of the lower cover; and anti-slip pads are provided on the lower side of the lower cover.

[0007] Furthermore, the metal thawing tray is square in shape, and triangular cutouts are provided at one or more sharp corners of the square to form one or more water injection notches. The water injection notches are used to inject hot water into the lower cover and remove the metal thawing tray from the lower cover through the water injection notches.

[0008] As a design, the upper and lower covers have the same shape and size, and are provided with handles on both sides of the upper and lower covers. The upper and lower covers are symmetrically distributed up and down, and the handles on the upper and lower covers are in contact with each other with a U-shaped opening between them; the upper surface of the upper cover and the lower surface of the lower cover are provided with anti-slip pads.

[0009] As a design, the upper and lower covers are different in shape or size, and handles are provided on both symmetrical sides of the upper cover, or a handle is provided on the top of the upper cover.

[0010] Furthermore, the lower end surface of the upper cover and the upper end surface of the lower cover are provided with corresponding plug-ins and slots, and the upper and lower covers are plugged together, or the outer surfaces of the upper and lower covers are provided with corresponding buckles and slots, and the upper and lower covers are snap-fitted and fixed.

[0011] The beneficial effects of the utility model are as follows:

[0012] This utility model provides a fresh-keeping fast thawing device. When in use, thawing food is placed on a metal thawing tray, hot water is poured into the lower cover, and the upper and lower covers cover the outside of the metal thawing tray, isolating the metal thawing tray between the upper and lower covers from the outside air. The thawing food does not come into direct contact with the hot water and is thawed in a fresh-keeping state. The thawing process is safe and hygienic, and helps maintain the nutrition and taste of the thawed food. The upper cover is easy to open and close, making it convenient to use.

[0013] The utility model provides a fence on the surface of the metal thawing tray, which is convenient for collecting moisture generated during the thawing process. At the same time, the upper part of the fence penetrates into the upper cover, and the lower part penetrates into the lower cover, and contacts with the inner side surfaces of the upper and lower covers to limit the horizontal displacement of the upper and lower covers; a plurality of temperature conduction strips distributed at high and low intervals are provided under the surface of the metal thawing tray, and supporting feet protruding from the temperature conduction strips are provided. The supporting feet contact the bottom of the lower cover, so that the metal thawing tray can be placed stably, and the temperature conduction strips are suspended above the bottom of the lower cover. This structure has a sufficiently large temperature conduction contact area to ensure temperature conduction efficiency, and can reduce the space occupied by the temperature conduction strips in the lower cover, thereby ensuring the amount of hot water injected into the lower cover and improving the thawing efficiency of the product.

[0014] The metal thawing tray of the utility model is provided with a water injection notch on the tray surface. The water injection notch is used to inject hot water into the lower cover, to facilitate the removal of the metal thawing tray from the lower cover, and to allow the hot water steam in the lower cover to enter the upper cover, thereby further improving the thawing efficiency.

[0015] The upper and lower covers of the utility model can be designed to have the same shape and size, and the upper and lower covers can be stacked and stored, thereby reducing storage space. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is an exploded view of the overall structure of an embodiment of the utility model;

[0017] Figure 2 This is a bottom view of the metal thawing tray in the embodiment of the present utility model;

[0018] Figure 3 This is a diagram showing the metal thawing tray and the lower cover in combination in an embodiment of the present utility model;

[0019] Figure 4 This is a combined state diagram of an embodiment of the present utility model;

[0020] Description of reference numerals: 1 upper cover, 2 metal thawing tray, 3 lower cover;

[0021] a. Handle, b. Anti-slip feet, c. Water filling shortage, d. Water level warning line, e. U-shaped opening;

[0022] 21 enclosure, 22 thermal conductivity strip, 23 support leg. DETAILED DESCRIPTION

[0023] The present invention will be described in further detail below with reference to the accompanying drawings and embodiments.

[0024] like Figure 1 As shown, the utility model provides a fresh-keeping fast thawing device, which is composed of an upper cover 1, a metal thawing tray 2, and a lower cover 3 from top to bottom. The upper and lower covers 1 and 3 are both transparent plastic covers, and the metal thawing tray 2 is preferably an aluminum alloy thawing tray.

[0025] The upper and lower covers 1 and 3 of the present invention respectively cover the upper and lower parts of the metal thawing tray 2. The lower end surface of the upper cover 1 overlaps with the upper end surface of the lower cover 3 to isolate the metal thawing tray 2 between the two from the outside air.

[0026] like Figure 1 、 Figure 2 As shown, the metal thawing tray of the present invention consists of a tray surface 21, a barrier 22 located around the upper surface of the tray surface 21, a plurality of temperature conducting strips 23 distributed at high and low intervals below the tray surface 21, and a plurality of supporting feet 24 located below the tray surface 21 and protruding downward from the temperature conducting strips 23; the upper part of the barrier 22 extends into the upper cover 1, and the lower part extends into the lower cover 3, and the barrier 22 contacts the inner side surfaces of the upper and lower covers 1, 3 respectively, limiting the horizontal displacement of the upper and lower covers 1, 3; the supporting feet 24 on the metal thawing tray contacts the bottom of the lower cover 3, so that the metal thawing tray is placed stably, and the temperature conducting strips are suspended above the bottom of the lower cover; this structure has a sufficiently large temperature conducting contact area to ensure temperature conducting efficiency, and can reduce the space occupied by the temperature conducting strips in the lower cover, ensure the amount of hot water injected into the lower cover, and improve the thawing efficiency of the product.

[0027] Preferably, the plate surface 21 of the metal thawing plate 2 is square in shape, and triangular cutouts are provided at one or more sharp corners of the square to form one or more water injection gaps c.

[0028] like Figure 2 、 Figure 3 As shown, in this embodiment, two water injection gaps c are provided on the square disk surface 21 , and the two water injection gaps c are located on the diagonal lines of the square disk surface 21 .

[0029] The water injection notch C provided on the metal thawing tray of the present invention is used for injecting hot water into the lower cover 3, and is convenient for removing the metal thawing tray from the lower cover. It can also allow the hot water vapor in the lower cover 3 to enter the upper cover 1, thereby further improving the thawing efficiency.

[0030] like Figure 1 As shown, a water level warning line d is provided on the side wall of the lower cover 3 of the present invention, marking the highest water level of water injected into the upper cover 3 .

[0031] As a preference, the upper cover 1 and the lower cover 3 in the embodiment of the present invention have the same shape and size, and are symmetrically distributed up and down. Figure 4 As shown. Both sides of the upper cover 1 and the lower cover 3 are provided with handles a, the handles of the upper and lower covers are in contact with each other and there is a U-shaped opening e between the two, which is convenient for opening the upper and lower covers. The upper surface of the upper cover 1 and the lower surface of the lower cover 3 are provided with anti-slip feet b, as shown. Figure 1 As shown. Water level warning lines d are installed on the sidewalls of both the upper cover 1 and the lower cover 3. The upper cover 1 and the lower cover 3 are interchangeable. When not in use, the upper and lower covers of this utility model can be stacked to reduce storage space. When stacked, the non-slip feet b located between the upper and lower covers create a gap between them, making them easier to use separately.

[0032] In addition to the above embodiments, the shape, size, and shape of the upper cover 1 and the lower cover 3 may be different during implementation. In practice, handles a may be provided on both symmetrical sides of the upper cover 1, or a handle may be provided above the upper cover 1, while handles may or may not be provided on both symmetrical sides of the lower cover 3.

[0033] Furthermore, the lower end surface of the upper cover 1 and the upper end surface of the lower cover 3 are provided with corresponding plug-ins and slots, and the upper and lower covers are plugged together, or the outer surfaces of the upper and lower covers 1 and 3 are provided with corresponding buckles and slots, and the upper and lower covers 1 and 3 are snapped together and fixed.

[0034] In the above embodiment, the plate surface 21 of the metal thawing plate of the present invention is preferably square. In specific implementation, the plate surface 21 can also be circular or irregular in shape, and the shapes of the upper and lower covers 1 and 3 can be changed accordingly. These can be selected according to specific needs, and are described in detail with examples.

[0035] The above embodiments are only used as explanations of the technical solutions of the present invention and do not limit the present invention in any way. Those skilled in the art can make replacements for the technical solutions of the present invention with a variety of equivalent technical means without creative work. Any technical solution obtained by replacing the same or equivalent technical means shall fall within the scope of protection of the claims of the present invention.

Claims

1. A fresh-keeping rapid thawing device, characterized in that: From top to bottom, it is composed of an upper cover, a metal thawing tray, and a lower cover. The upper and lower covers are transparent plastic covers. The upper and lower covers cover the upper and lower parts of the metal thawing tray respectively. The upper cover and the lower cover cover the metal thawing tray between them and isolate them from the outside air. The metal thawing tray consists of a tray surface, a fence located around the upper surface of the tray surface, a plurality of temperature conduction strips distributed at different heights below the tray surface, and a plurality of supporting feet located below the tray surface and protruding downward from the temperature conduction strips; the upper part of the fence extends into the upper cover, and the lower part extends into the lower cover, and the fence contacts the inner side surfaces of the upper and lower covers respectively to limit the horizontal displacement of the upper and lower covers; the supporting feet on the metal thawing tray contact the bottom of the lower cover, and the temperature conduction strips are suspended above the bottom of the lower cover; a water injection notch is provided at the edge of the tray surface of the metal thawing tray; a water level warning line is provided on the side wall of the lower cover; and anti-slip pads are provided on the lower side of the lower cover.

2. A fresh-keeping quick thawing device according to claim 1, characterized in that: The plate surface of the metal thawing plate is in a square shape, and triangular cutouts are provided at one or more sharp corners of the square to form one or more water injection gaps.

3. A fresh-keeping quick thawing device according to claim 1, characterized in that: The upper and lower covers have the same shape and size, and are provided with handles on both sides of the upper and lower covers. The upper and lower covers are symmetrically distributed up and down, and the handles on the upper and lower covers are in contact with each other with a U-shaped opening between them; the upper surface of the upper cover and the lower surface of the lower cover are provided with anti-slip pads.

4. A fresh-keeping rapid thawing device according to claim 1, characterized in that: The upper and lower covers are different in shape or size. Handles are provided on both symmetrical sides of the upper cover, or a handle is provided on the top of the upper cover.

5. A fresh-keeping rapid thawing device according to claim 4, characterized in that: The lower end surface of the upper cover and the upper end surface of the lower cover are provided with corresponding plug-ins and slots, and the upper and lower covers are plugged together, or the outer sides of the upper and lower covers are provided with corresponding buckles and slots, and the upper and lower covers are fixed together.