CN211233492U - Ice making box - Google Patents

Abstract

The utility model relates to an ice making box field especially relates to an ice making box. An ice making box comprises a box body, a box cover and an upper ice making grid; a box cavity is formed in the box body, and the upper ice making grids are arranged at the box cavity opening of the box body; the box cover can be covered on the box body and/or the upper ice cube tray; the box cavity below the upper ice making grids forms an ice storage area, and lower ice making grids are arranged in the ice storage area. The ice making box adopts the structure that the upper ice making grids and the lower ice making grids are arranged in the box body, and the arrangement of the upper ice making grids and the lower ice making grids improves the ice making efficiency; the setting of box body is as the receiver of shaping ice-cube on the one hand, and on the other hand can be closed ice-cube check and lower ice-cube check in-process of making ice, avoids the ice-cube to be infected with the peculiar smell.

Description

Ice making box

Technical Field

The utility model relates to an ice making box field especially relates to an ice making box.

Background

In hot summer, people usually need to add ice blocks in the cup to cool the beverage so as to improve the taste. At present, ice blocks used in life are made through an ice making box, the ice making box is composed of ice grids which are arranged in sequence, when the ice blocks are used, water is put into the ice grids, the whole ice grids are put into a freezing chamber, then a refrigerator door is closed, and under the condition of low temperature, the water is frozen to form the ice blocks. However, the simple ice cube tray ice making has two problems, namely 1, in the ice cube tray ice making process, the ice cube tray is easy to freeze by a refrigerator, so that the ice cube tray is difficult to take out after ice making; 2, if other tasty articles exist in the refrigerator, the ice blocks in the ice cube tray can be polluted, and peculiar smell of the ice blocks is easily caused.

Based on the defects, the prior ice making method mainly adopts an ice making box to make ice, and the ice making box comprises a box body and the ice making grids; the ice cube tray is used for being stored in the box body. As described in chinese patent publication No. CN106642862A, the present invention provides a box assembly, which comprises a box body and a cover body covering the box body; the cover body comprises a cover body and an ice cube tray which are matched with each other, the ice cube tray comprises a first mounting surface and a second mounting surface, the first mounting surface is used for manufacturing and containing ice cubes, the second mounting surface is arranged opposite to the first mounting surface, and the ice cube tray can be mounted with the box body in a matched mode and forms a closed first containing space when the first mounting surface is covered on the box body or the second mounting surface is covered on the box body. The cover body of the box body assembly comprises a box cover and an ice making case, the ice making case is provided with two mounting surfaces, and the two mounting surfaces can be matched and mounted with the box body, so that the ice making case can be used for making ice in the forward direction and can also be used as the cover of the box body in the reverse direction for containing articles.

However, the conventional ice-making box has a problem of insufficient ice-making amount, and thus cannot produce more ice cubes at the same time, although the problem of storing ice cubes in the closed ice-making box is considered; the efficiency is insufficient.

Disclosure of Invention

In order to solve the above problems, an object of the present invention is to provide an ice making box, wherein an upper ice making cell and a lower ice making cell are arranged in the ice making box, and the arrangement of the upper ice making cell and the lower ice making cell improves the ice making efficiency; the setting of box body is as the receiver of shaping ice-cube on the one hand, and on the other hand can be closed ice-cube check and lower ice-cube check in-process of making ice, avoids the ice-cube to be infected with the peculiar smell.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an ice making box, which is characterized in that: comprises a box body, a box cover and an upper ice cube tray; a box cavity is formed in the box body, and the upper ice making grids are arranged at the box cavity opening of the box body; the box cover can be covered on the box body and/or the upper ice cube tray; the box cavity below the upper ice making grids forms an ice storage area, and lower ice making grids are arranged in the ice storage area.

The utility model adopts the above technical scheme, this technical scheme relates to an ice making box, and the box cavity mouth department of the box body of this ice making box is provided with the ice making check, and the ice making check of going up can be used for making ice, and the lid can be covered on the box body and/or on the ice making check of going up; therefore, the box body and/or the upper ice making grid can be arranged, a closed ice making cavity is formed in the upper ice making grid, and the ice cubes formed in the inner part are not easy to be stained with peculiar smell by other foods in the refrigerator. Furthermore, a box cavity below the upper ice making grids forms an ice storage area, and ice blocks made by the upper ice making grids can be placed in the ice storage area; in addition, a lower ice making grid is arranged in the box cavity in the ice storage area, and the lower ice making grid and the upper ice making grid are arranged in the box body in different modes and can be independently taken and placed. After a batch of ice cubes is made, the ice cubes can be placed in the ice storage area, and the lower ice cube tray is stacked above the ice cubes, or the ice cubes can be stacked above the lower ice cube tray. The invention adopts the technical scheme that the ice making box adopts the structure that the upper ice making grids and the lower ice making grids are arranged in the box body, and the arrangement of the upper ice making grids and the lower ice making grids improves the ice making efficiency; the setting of box body is as the receiver of shaping ice-cube on the one hand, and on the other hand can be closed ice-cube check and lower ice-cube check in-process of making ice, avoids the ice-cube to be infected with the peculiar smell.

Preferably, the lower end of the edge of the upper ice cube tray covers the box cavity opening of the box body and closes the box cavity opening.

Preferably, the box cover can cover the upper ice making case and close the ice making cavity of the upper ice making case; on the other hand, the cover can also be covered on the box cavity opening of the box body and seal the box cavity opening. In the scheme, the upper ice cube tray is covered on the box cavity opening of the box body, and the box cover is covered on the upper ice cube tray; this is the state of the present solution when making ice. Based on the structure, the following scheme can be adopted when the ice making machine is used after ice making is finished; when the using amount is small (when a single layer is enough), only the upper ice making grids can be taken out, the box cover is covered on the box cavity opening of the box body and is placed in the refrigeration house, and the ice blocks in the lower ice making box are prevented from being polluted; when the using amount is large (when the double-layer ice cube tray is used in a double-layer mode), the box cover can be taken down, and the ice cubes in the ice cube tray are used firstly; in the process, the upper ice making grids are covered on the cavity opening of the box body, so that the functions of heat preservation and prevention of ice blocks in the lower ice making box from being polluted are achieved; and after the upper layer ice blocks are used up, the lower layer ice blocks are used.

Preferably, the upper ice cube tray is provided with a first blocking wall extending upwards along the edge of the cavity opening of the ice making cavity, and the edge of the upper ice cube tray outside the first blocking wall is provided with a first positioning surface; the lower end edge of the box cover extends downwards to form a box cover edge; when the box cover is covered on the upper ice cube tray, the lower end face of the edge of the box cover is abutted against the first positioning face, and the outer wall of the first blocking wall of the upper ice cube tray is abutted against or in clearance fit with the inner side wall of the edge of the box cover. The technical scheme provides a covering mode of a box cover and an upper ice cube tray, wherein in the covering mode, the lower end face of the edge of the box cover abuts against the first positioning face to form basic closed fit; then the outer wall of the first blocking wall of the upper ice cube tray is abutted or in clearance fit with the inner side wall of the edge of the box cover, so that a curved matching surface is formed, and the sealing effect is improved.

Preferably, a handheld part for handheld lifting is arranged at the upper end of the box cover or on the side wall of the box cover. The handheld part is used for holding the box cover to take.

Preferably, the box body is provided with a second blocking wall extending upwards along the edge of the cavity opening of the box cavity, and the edge of the box body outside the second blocking wall is provided with a second positioning surface; the lower end of the edge of the upper ice making grid is provided with an ice grid edge, and a space is reserved between the ice grid edge and the side wall of the ice making cavity; when the lower end of the edge of the upper ice making grid is erected on the edge of the cavity opening of the box body, the second retaining wall of the box body extends into a space between the edge of the ice making grid in the upper ice making grid and the side wall of the ice making cavity; the lower end surface of the edge of the ice tray is abutted against the second positioning surface. The technical scheme provides a matching mode of an upper ice making grid and a box body, wherein the upper ice making grid is arranged on the edge of a cavity opening of a box cavity of the box body in an erecting mode; and the lower end surface of the edge of the ice grid is abutted against the second positioning surface to achieve basic airtight fit.

Preferably, the lower ice cube tray is placed on the bottom surface of the box cavity of the box body, and a handle for handheld extraction is arranged on the upper end surface or the side surface of the lower ice cube tray. The technical scheme relates to a handle, and is beneficial to taking out the lower ice cube tray from the interior of the box cavity; one of the schemes is to arrange a handle on the side surface of the lower ice making grid, and the scheme requires that a gap reserved between the edge of the lower ice making grid and the side wall of the box cavity can be used for a finger to extend into the box cavity for operation, so the handle in the scheme is generally formed by a notch formed on the lower ice making grid.

The other handle arrangement scheme is that the outer side wall of the lower ice making grid is matched with the inner wall of the box body, the handle is arranged on the upper end face of the lower ice making grid, and the holding part of the handle is higher than the cavity opening of the ice making cavity of the lower ice making grid. Handle setting in this scheme is at the up end, compares in last scheme, the lateral wall of the lower ice cube tray of this scheme can with box inner wall adaptation to the capacity of ice cube tray under guaranteeing as far as possible.

Preferably, a plurality of support legs are arranged on the lower end face of the lower ice making grid, and the lower ice making grid is placed on the bottom face of the box cavity of the box body through the support legs. In the technical scheme, the lower ice making grids are placed on the bottom surface of the box cavity of the box body through the support legs, so that the contact area between the lower ice making grids and the bottom surface of the box cavity is reduced, and the lower ice making grids are prevented from being frozen together with the bottom surface of the box cavity.

Preferably, a plurality of ice making grooves are formed in the upper ice making grid and the lower ice making grid, and each ice making groove is formed by a groove wall extending downwards from the upper end surface of the upper ice making grid or the lower ice making grid and a groove bottom connected with the closed groove wall; and a gap is reserved between the groove walls of the two adjacent ice making grooves. In the scheme, each ice making groove is composed of an independent groove wall and a groove bottom, and a gap is reserved between the groove walls of two adjacent ice making grooves, so that deformation interference of the two ice making grooves in an ice making process is avoided, and ice blocks can be conveniently taken out of the ice making grooves.

Preferably, the ice making cavity enclosed by the side walls of the upper ice making grid and the lower ice making grid is in a round-corner rectangle shape; the ice making cavity of the upper ice making grid and the lower ice making grid is internally provided with a separating beam ring which has the same shape as the side beam of the ice making cavity, the separating beam ring and the side beam of the ice making cavity are connected through a plurality of first separating beams and are separated to form a plurality of first ice making grooves, the inner end of each first separating beam is connected with the separating beam ring, the outer end of each first separating beam is connected with the side beam of the ice making cavity, and a first ice making groove is formed between every two adjacent first separating beams; a plurality of second partition beams which are longitudinally arranged and a plurality of third partition beams which are transversely arranged are arranged in the partition beam ring; the second partition beam and the third partition beam are separated by a plurality of second ice-making grooves. The technical scheme is that the deformation of ice making grooves on an upper ice making grid and a lower ice making grid is limited, specifically, on one hand, a plurality of first ice making grooves are formed by adopting a plurality of first partition beams through the shape of a side beam of an ice making cavity and partition beam rings with the same shape as the side beam, and the plurality of first ice making grooves are formed on the basis of the shape of the side beam of the ice making cavity; and the other part (inside the ring of partition beams) partitions the second ice-making grooves by the matrix of second and third partition beams. The scheme considers the shapes of the side walls of the upper ice making grids and the lower ice making grids to construct diversified ice block shapes, and meanwhile, the shapes of the ice blocks are approximately equal.

Drawings

Fig. 1 is a schematic view of the shape of the ice-making box according to the present invention.

Fig. 2 is an opening schematic view of the ice making housing.

Fig. 3 is a sectional view of the ice making housing.

Fig. 4 is an enlarged view of a portion a of fig. 3.

Fig. 5 is a schematic structural view of an upper ice cube tray.

Fig. 6 is a schematic view of an upper side view of the lower ice making compartment.

Fig. 7 is a schematic view of a lower side view of the lower ice making compartment.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element 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.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, unless otherwise specified, "a plurality" means two or more unless explicitly defined otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The ice making box shown in fig. 1-7 comprises a box body 1, a box cover 2 and an upper ice making grid 3. The inside of box body 1 is equipped with box cavity 11, goes up ice cube tray 3 and sets up in box cavity mouth department of box body 1. The box cover 2 can cover the box body 1 and/or the upper ice cube tray 3. The upper end of the box cover 2 or the side wall of the box cover 2 is provided with a handheld part 21 for handheld lifting, and the handheld part 21 is used for handheld use of the box cover 2.

The box cavity 11 below the upper ice making grid 3 forms an ice storage area, and a lower ice making grid 4 is arranged in the ice storage area. The technical scheme relates to an ice making box, wherein an upper ice making grid 3 is arranged at a box cavity opening of a box body 1 of the ice making box, the upper ice making grid 3 can be used for making ice, and a box cover 2 can be covered on the box body 1 and/or the upper ice making grid 3. Therefore, the box body 1 and/or the upper ice making grid 3 can be arranged, a closed ice making cavity is formed in the upper ice making grid 3, and the ice cubes formed in the inner part are not easy to be stained with peculiar smell by other foods in the refrigerator. Further, the box cavity 11 below the upper ice making cells 3 forms an ice storage area, and ice cubes made by the upper ice making cells 3 can be placed in the ice storage area. In addition, a lower ice making grid 4 is arranged in the box cavity 11 in the ice storage area, and the lower ice making grid 4 and the upper ice making grid 3 are arranged in the box body 1 in different modes and can be independently taken and placed. After a batch of ice pieces is made, the ice pieces may be placed in the ice storage area with the lower ice cube tray 4 stacked above the ice pieces. The invention adopts the technical scheme that the ice making box adopts the structure that the upper ice making grids 3 and the lower ice making grids 4 are arranged in the box body 1, and the arrangement of the upper ice making grids 3 and the lower ice making grids 4 improves the ice making efficiency. The setting of box body 1 is as the receiver of shaping ice-cube on the one hand, and on the other hand can be closed ice-cube check 3 and lower ice-cube check 4 in the ice-making process, avoids the ice-cube to be infected with the peculiar smell.

In a specific embodiment, the lower end of the edge of the upper ice making grid 3 is covered on and closes the box cavity opening of the box body 1. And simultaneously, the box cover 2 can cover the upper ice-making grid 3 and close the ice-making cavity of the upper ice-making grid 3. On the other hand, the cover can also cover the box cavity opening of the box body 1 and close the box cavity opening. In the scheme, the upper ice cube tray 3 is covered on the box cavity opening of the box body 1, and the box cover 2 is covered on the upper ice cube tray 3. This is the state of the present solution when making ice. With this structure, the following configuration can be adopted when the ice making device is used after ice making. When the using amount is small (when a single layer is enough), only the upper ice making grids 3 can be taken out, and the box cover 2 is covered on the box cavity opening of the box body 1 and is placed in the refrigeration house, so that the ice blocks in the lower ice making box are prevented from being polluted. When the using amount is large, the box cover 2 can be removed, and the ice blocks in the ice making cells 3 are used firstly. In the process, the upper ice making grid 3 covers the cavity opening of the box body 1, so that the functions of heat preservation and prevention of ice blocks in the lower ice making box from being polluted are achieved. And after the upper layer ice blocks are used up, the lower layer ice blocks are used.

In the scheme shown in the figure, the cover 2 and the upper ice cube tray 3 are covered as follows:

the upper ice cube tray 3 is provided with a first blocking wall 31 extending upwards along the edge of the cavity opening of the ice making cavity, and the edge of the upper ice cube tray 3 outside the first blocking wall 31 is provided with a first positioning surface 32. The lower end edge of the box cover 2 extends downwards to form a box cover edge 21. When the box cover 2 is covered on the upper ice cube tray 3, the lower end surface of the box cover edge 21 abuts against the first positioning surface 32, and the outer wall of the first blocking wall 31 of the upper ice cube tray 3 abuts against or is in clearance fit with the inner side wall of the box cover edge 21. In this closing manner, the lower end surface of the lid rim 21 abuts against the first positioning surface 32 to form a basic sealing fit. Then the outer wall of the first blocking wall 31 of the upper ice cube tray 3 is abutted against or in clearance fit with the inner side wall of the box cover edge 21, so that a curved matching surface is formed, and the sealing effect is improved.

In the scheme shown in the figure, the upper ice cube tray 3 is matched with the box body 1 in the following way:

the box body 1 is provided with a second retaining wall 12 extending upwards along the edge of the cavity opening of the box cavity, and the edge of the box body 1 outside the second retaining wall 12 is provided with a second positioning surface 13. An ice grid edge 33 is arranged at the lower end of the edge of the upper ice making grid 3, and a space 34 is reserved between the ice grid edge 33 and the side wall of the ice making cavity. When the lower end of the edge of the upper ice making grid 3 is erected on the edge of the cavity opening of the box body 1, the second blocking wall 12 of the box body 1 extends into a space 34 between the ice grid edge 33 and the side wall of the ice making cavity in the upper ice making grid 3. The lower end surface of the ice grid edge 33 abuts against the second positioning surface 13. In the technical scheme, the upper ice cube tray 3 is arranged on the edge of the cavity opening of the box cavity of the box body 1 in an erecting mode; and the lower end surface of the ice grid edge 33 is abutted against the second positioning surface 13 to achieve basic airtight fit.

In a further scheme, the lower ice cube tray 4 is placed on the bottom surface of the box cavity 11 of the box body 1, and a handle 41 for handheld extraction is arranged on the upper end surface or the side surface of the lower ice cube tray 4. This technical scheme relates to handle 41, is favorable to taking out lower ice cube tray 4 from the inside of box cavity 11. One of the schemes is to provide a handle 41 on the side surface of the lower ice cube tray 4, and this scheme requires a gap left between the edge of the lower ice cube tray 4 and the side wall of the box cavity 11 for a finger to extend into, so the handle 41 in this scheme is generally formed by a notch formed on the lower ice cube tray 4. Another arrangement scheme of the handle 41 is that the outer side wall of the lower ice cube tray 4 is matched with the inner wall of the box body 1, the handle 41 is arranged on the upper end surface of the lower ice cube tray 4, and the holding part of the handle 41 is higher than the ice making cavity opening of the lower ice cube tray 4. Handle 41 in this scheme sets up at the up end, compares in last scheme, the lateral wall of the lower ice cube tray 4 of this scheme can with box body 1 inner wall looks adaptation to the capacity of ice cube tray 4 is made to the utmost point guarantee.

The lower end surface of the lower ice cube tray 4 is provided with a plurality of support legs 42, and the lower ice cube tray 4 is placed on the bottom surface of the box cavity 11 of the box body 1 through the plurality of support legs 42. In the technical scheme, the lower ice cube tray 4 is placed on the bottom surface of the box cavity 11 of the box body 1 through the plurality of support legs 42, so that the contact area with the bottom surface of the box cavity 11 is reduced, and the lower ice cube tray 4 is prevented from being frozen with the bottom surface of the box cavity 11.

In addition, a plurality of ice making grooves are formed in the upper ice cube tray 3 and the lower ice cube tray 4, and each ice making groove is formed by a groove wall 341 extending downwards from the upper end surface of the upper ice cube tray 3 or the lower ice cube tray 4 and a groove bottom 342 connected with the closed groove wall 341. A gap is left between the groove walls 341 of two adjacent ice making grooves. In the scheme, each ice making groove is composed of an independent groove wall 341 and a groove bottom 342, and a gap is reserved between the groove walls 341 of two adjacent ice making grooves, so that deformation interference of the two ice making grooves in an ice making process is avoided.

As shown in the figure, the ice making cavity enclosed by the side walls of the upper ice making grid 3 and the lower ice making grid 4 is in a rounded rectangle shape. The ice making cavities of the upper ice making grid 3 and the lower ice making grid 4 are internally provided with a separating beam ring 343 with the same shape as the ice making cavity side beam 346, a plurality of first ice making grooves 345 are connected and separated between the separating beam ring 343 and the ice making cavity side beam 346 through a plurality of first separating beams 344, the inner end of each first separating beam 344 is connected with the separating beam ring 343, the outer end of each first separating beam 344 is connected with the ice making cavity side beam 346, and the first ice making grooves 345 are formed between two adjacent first separating beams 344. A plurality of second partition beams 347 arranged longitudinally and a plurality of third partition beams 348 arranged transversely are arranged in the partition beam ring 343. The second partition beams 347 and the third partition beams 348 are matrix-partitioned into a plurality of second ice making grooves 349. According to the technical scheme, the deformation of the ice making grooves on the upper ice making case 3 and the lower ice making case 4 is limited, specifically, on one hand, a plurality of first ice making grooves 345 are formed by adopting a plurality of first partition beams 344 through the shape of the ice making cavity side beam 346 and the partition beam ring 343 with the same shape as the ice making cavity side beam 346, and the plurality of first ice making grooves 345 are formed based on the shape of the ice making cavity side beam 346. And the other portion (inside the ring 343 of dividing beams) divides the plurality of second ice making grooves 349 by the matrix of second and third dividing beams 347 and 348. This scheme constructs diversified ice cubes shapes in consideration of the sidewall shapes of the sidewalls of the upper and lower ice-making compartments 3 and 4.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," 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.

Although embodiments of the present invention have been shown and described, it is to be understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that changes, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the principles and spirit of the present invention.

Claims (10)

1. An ice making box, which is characterized in that: comprises a box body (1), a box cover (2) and an upper ice cube tray (3); a box cavity (11) is formed in the box body (1), and the upper ice making grids (3) are arranged at the box cavity opening of the box body (1); the box cover (2) can cover the box body (1) and/or the upper ice cube tray (3); the box cavity (11) below the upper ice making grids (3) forms an ice storage area, and lower ice making grids (4) are arranged in the ice storage area.

2. An ice making box according to claim 1, wherein: the lower end of the edge of the upper ice making grid (3) is covered on the cavity opening of the box cavity of the box body (1) and closes the cavity opening of the box cavity.

3. An ice making box according to claim 1 or 2, characterized in that: on one hand, the box cover (2) can cover the upper ice making grid (3) and close the ice making cavity of the upper ice making grid (3); on the other hand, the cover can also cover the box cavity opening of the box body (1) and seal the box cavity opening.

4. An ice making box according to claim 2, wherein: the edge of the upper ice making case (3) at the outer side of the first blocking wall (31) is provided with a first positioning surface (32); the lower end edge of the box cover (2) extends downwards to form a box cover edge (21); when the box cover (2) is covered on the upper ice cube tray (3), the lower end surface of the box cover edge (21) is abutted against the first positioning surface (32), and the outer wall of the first blocking wall (31) of the upper ice cube tray (3) is abutted against or in clearance fit with the inner side wall of the box cover edge (21).

5. An ice making box according to claim 2, wherein: a second blocking wall (12) extending upwards is arranged on the box body (1) along the edge of the cavity opening of the box cavity, and a second positioning surface (13) is arranged on the edge of the box body (1) at the outer side of the second blocking wall (12); an ice grid edge (33) is arranged at the lower end of the edge of the upper ice making grid (3), and a space (34) is reserved between the ice grid edge (33) and the side wall of the ice making cavity; when the lower end of the edge of the upper ice making grid (3) is erected on the edge of the cavity opening of the box body (1), the second blocking wall (12) of the box body (1) extends into a space (34) between the ice grid edge (33) and the side wall of the ice making cavity in the upper ice making grid (3); the lower end surface of the ice tray edge (33) is abutted against the second positioning surface (13).

6. An ice making box according to claim 1, wherein: the lower ice cube tray (4) is placed on the bottom surface of the box cavity (11) of the box body (1), and a handle (41) for handheld extraction is arranged on the upper end surface or the side surface of the lower ice cube tray (4).

7. An ice making box according to claim 6, wherein: the outer side wall of the lower ice making grid (4) is matched with the inner wall of the box body (1), the lifting handle (41) is arranged on the upper end face of the lower ice making grid (4), and the holding part of the lifting handle (41) is higher than the ice making cavity opening of the lower ice making grid (4).

8. An ice making box according to claim 6 or 7, characterized in that: the lower end face of the lower ice cube tray (4) is provided with a plurality of support legs (42), and the lower ice cube tray (4) is placed on the bottom face of the box cavity (11) of the box body (1) through the support legs (42).

9. An ice making box according to claim 1, wherein: a plurality of ice making grooves are formed in the upper ice making grid (3) and the lower ice making grid (4), and each ice making groove is formed by a groove wall (341) extending downwards from the upper end surface of the upper ice making grid (3) or the lower ice making grid (4) and a groove bottom (342) connected with the closed groove wall (341); a gap is reserved between the groove walls (341) of the two adjacent ice making grooves.

10. An ice making box according to claim 9, wherein: an ice making cavity formed by enclosing the side walls of the upper ice making grid (3) and the lower ice making grid (4) is in a round-corner rectangular shape; a partition beam ring (343) with the same shape as the ice making cavity side beam (346) is arranged in the ice making cavities of the upper ice making grid (3) and the lower ice making grid (4), the partition beam ring (343) and the ice making cavity side beam (346) are connected through a plurality of first partition beams (344) and are partitioned into a plurality of first ice making grooves (345), the inner end of each first partition beam (344) is connected with the partition beam ring (343), the outer end of each first partition beam is connected with the ice making cavity side beam (346), and a first ice making groove (345) is formed between every two adjacent first partition beams (344); a plurality of second partition beams (347) which are longitudinally arranged and a plurality of third partition beams (348) which are transversely arranged are arranged in the partition beam ring (343); the second partition beam (347) and the third partition beam (348) are partitioned into a plurality of second ice making grooves (349) in a matrix manner.

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