CN221527034U - Double-deck drawer and refrigeration plant - Google Patents

Abstract

The application relates to the technical field of refrigeration, and discloses a double-layer drawer, which comprises a drawing cover plate, wherein the drawing cover plate comprises an upper drawing plate part and a lower drawing plate part, a knob is arranged on the drawing cover plate, and a first thread section is arranged on the outer wall of the knob; an upper storage shell body which is enclosed into an upper storage cavity; and the lower storage shell is arranged at the lower part of the upper storage shell and surrounds the lower storage cavity, one end of the lower storage shell is connected with the lower pulling plate part of the pulling cover plate, the upper storage shell is provided with a first clamping sleeve, the inner wall of the first clamping sleeve is provided with an internal thread which can be in threaded connection with the first thread section, and when the first thread section of the knob is separated from the internal thread of the first clamping sleeve, the pulling cover plate can pull out the lower storage shell. The double-layer drawer reduces the temperature loss of a user in the process of taking and placing articles in the drawer. The application also discloses refrigeration equipment comprising the double-layer drawer.

Description

Double-deck drawer and refrigeration plant

Technical Field

The application relates to the technical field of refrigeration, in particular to a double-layer drawer and refrigeration equipment.

Background

The refrigerating equipment such as a refrigerator, a wine cabinet or a showcase is a household appliance which can keep constant low temperature so as to enable food or other articles to be in constant low temperature environment for a long time. In general, the refrigerating device is provided with a refrigerating compartment and a freezing compartment, so that the same refrigerating device can realize the refrigerating functions of different temperatures, and meanwhile, in order to store different objects in a partitioning manner, a drawer for conveniently taking and placing the objects is arranged in the refrigerating compartment or the freezing compartment.

With the continuous improvement of life quality and demands of people, more and more kinds of articles need to be stored in the refrigeration equipment. For example, some items may be taken more frequently, while others may be taken less frequently.

In the process of implementing the embodiments of the present disclosure, it is found that at least the following problems exist in the related art:

People when using the refrigerator, to the food material of storage in the drawer, for example, when will take the different article of frequency to place in same drawer, need draw out the drawer in total just can get to put, because the subregion effect is not good, get at every turn and put can all need longer time, causes certain loss to the storage temperature of drawer and refrigerator.

It should be noted that the information disclosed in the above background section is only for enhancing understanding of the background of the application and thus may include information that does not form the prior art that is already known to those of ordinary skill in the art.

Disclosure of utility model

The following presents a simplified summary in order to provide a basic understanding of some aspects of the disclosed embodiments. This summary is not an extensive overview, and is intended to neither identify key/critical elements nor delineate the scope of such embodiments, but is intended as a prelude to the more detailed description that follows.

Embodiments of the present disclosure provide a dual-layer drawer, comprising: the drawing cover plate comprises an upper drawing plate part and a lower drawing plate part, the drawing cover plate is provided with a knob, and the outer wall of the knob is provided with a first thread section; an upper storage shell body which is enclosed into an upper storage cavity; and the lower storage shell is arranged at the lower part of the upper storage shell and surrounds the lower storage cavity, and one end of the lower storage shell is connected with the lower drawing plate part of the drawing cover plate.

The upper storage shell is provided with a first clamping sleeve, the inner wall of the first clamping sleeve is provided with an internal thread which can be in threaded connection with the first thread section, and when the first thread section of the knob is in threaded connection with the internal thread of the first clamping sleeve, the upper storage shell and the lower storage shell can be pulled out together by the pulling cover plate; when the first thread section of the knob is separated from the internal thread of the first clamping sleeve, the lower storage shell can be pulled out by the pulling cover plate.

In the double-layer drawer provided by the embodiment of the disclosure, the knob with the first thread section is adopted to selectively connect the upper storage shell with the drawing cover plate, so that a user can selectively pull out only the lower storage shell through rotating the knob to take and put the articles in the lower storage cavity, or pull out the upper storage shell and the lower storage shell together to take and put the articles in the upper storage cavity. Therefore, the partition effect of the drawer is improved, and meanwhile, the temperature loss of the refrigerating equipment when a user takes and puts articles in the drawer is reduced.

In some alternative embodiments, the outer wall of the knob is further provided with a second threaded section, the second threaded section is provided at an upper portion of the first threaded section, and the pulling cover plate is provided with a second clamping sleeve threadably connected with the second threaded section.

In some alternative embodiments, the diameter of the second thread segments is greater than or equal to the diameter of the first thread segments.

In some alternative embodiments, the length of the second thread segments is greater than or equal to the length of the first thread segments.

In some alternative embodiments, the drawing cover plate comprises a cover plate inner cavity surrounded by a front cover plate and a rear cover plate, the upper storage shell comprises an upper storage front plate close to the upper drawing plate part, the upper storage front plate is provided with a mounting table extending out of the cover plate inner cavity, and the first clamping sleeve is arranged at the lower part of the mounting table.

In some alternative embodiments, the pull cover plate further comprises a pull top plate enclosing a cover plate cavity, wherein the second clamping sleeve is arranged at the lower part of the pull top plate and is positioned at the upper part of the mounting table.

In some alternative embodiments, the aforementioned double drawer further comprises: the drawer sleeve plate is arranged outside the upper storage shell and the lower storage shell in a surrounding mode.

In some alternative embodiments, the drawer sleeve includes oppositely disposed first and second side sleeve panels, the inner surface of the first side sleeve panel being provided with a first upper slide channel and the inner surface of the second side sleeve panel being provided with a second upper slide channel, wherein the upper storage housing is provided with an upper drawer slide that slides within the first and second upper slide channels.

In some alternative embodiments, the inner surface of the first side pocket plate of the drawer pocket plate is provided with a first lower slide groove, and the inner surface of the second side pocket plate is provided with a second lower slide groove, wherein the lower storage housing is provided with a lower drawer slide that slides within the first lower slide groove and the second lower slide groove.

The embodiment of the disclosure also provides refrigeration equipment.

The refrigerating equipment provided by the embodiment of the disclosure comprises the double-layer drawer, wherein the refrigerating equipment comprises a refrigerator, a showcase or a wine cabinet and the like.

The double-layer drawer and the refrigeration equipment provided by the embodiment of the disclosure can realize the following technical effects:

The double-layer drawer provided by the embodiment of the disclosure comprises a drawing cover plate, an upper storage shell and a lower storage shell. The drawing cover plate comprises an upper drawing plate part and a lower drawing plate part, the drawing cover plate is provided with a knob, and the outer wall of the knob is provided with a first thread section; the upper storage shell is enclosed into an upper storage cavity; the lower storing casing sets up in the lower part of last storing casing, encloses into the storing chamber down, and, the one end of lower storing casing is connected in the lower pull board portion of pull apron. The upper storage shell is provided with a first clamping sleeve, the inner wall of the first clamping sleeve is provided with an internal thread which can be in threaded connection with the first thread section, and when the first thread section of the knob is in threaded connection with the internal thread of the first clamping sleeve, the upper storage shell and the lower storage shell can be pulled out together by the pulling cover plate; when the first thread section of the knob is separated from the internal thread of the first clamping sleeve, the lower storage shell can be pulled out by the pulling cover plate.

In the double-layer drawer provided by the embodiment of the disclosure, the lower storage shell is connected with the drawing cover plate, and can be drawn out along with the drawing operation of a user on the drawing cover plate, the upper storage shell is provided with the first clamping sleeve, meanwhile, the drawing cover plate is provided with the rotatable knob, the outer wall of the knob is provided with the first thread section which can be in threaded connection with the first clamping sleeve, the user can enable the first thread section to be in threaded connection with the first clamping sleeve by rotating the knob, at the moment, the upper storage shell is connected with the drawing cover plate, and the user can draw out the upper storage shell and the lower storage shell together through the drawing cover plate, so that the articles stored in the upper storage cavity can be taken and put; or the user can reverse rotation knob, makes first screw thread section break away from with first joint sleeve mutually, and at this moment, goes up the storing casing and realizes breaking away from with the pull apron, and the user can only pull out lower storing casing through the pull apron, gets to put the article of storing in lower storing intracavity.

Therefore, the double-layer drawer provided by the embodiment of the disclosure can realize the selective extraction of the upper storage shell in the double-layer drawer by rotating the knob. When a user needs to access the objects in the lower storage cavity, the drawing cover plate only draws out the lower storage shell, and at the moment, the temperature loss in the upper storage shell is avoided; when the user needs to access the article of last storing intracavity, pull apron will go up storing casing and lower storing casing and all take out, and go up the storing casing and set up in the upper portion of storing casing down with the form of the access opening of approximately covering lower storing casing, can reduce the temperature loss to in the storing casing down.

The foregoing general description and the following description are exemplary and explanatory only and are not restrictive of the application.

Drawings

One or more embodiments are illustrated by way of example and not limitation in the figures of the accompanying drawings, in which like references indicate similar elements, and in which like reference numerals refer to similar elements, and in which:

FIG. 1 is a schematic view of a two-layered drawer according to an embodiment of the present disclosure;

FIG. 2 is a schematic view of another dual drawer configuration provided by embodiments of the present disclosure;

FIG. 3 is an enlarged view of selected portions of FIG. 2;

FIG. 4 is a schematic view of another dual drawer configuration provided by embodiments of the present disclosure;

FIG. 5 is a schematic view of the structure of an upper storage shell according to an embodiment of the present disclosure;

FIG. 6 is an enlarged view of selected portions of FIG. 5;

FIG. 7 is a schematic view of a knob according to an embodiment of the present disclosure;

Fig. 8 is a schematic view of another dual drawer structure provided in an embodiment of the present disclosure.

Reference numerals:

1: drawing the cover plate; 11: a front cover plate; 12: a back cover plate; 121: an upper drawing plate portion; 122: a lower drawing plate portion; 13: drawing the top plate; 131: the second clamping sleeve;

2: an upper storage housing; 21: an upper storage front plate; 221: an extension plate; 222: a mounting table; 223: a first clamping sleeve;

3: a lower storage housing;

4: a drawer sleeve plate;

5: a knob; 51: a rotating end; 52: a first thread segment; 53: a second thread segment.

Detailed Description

So that the manner in which the features and techniques of the disclosed embodiments can be understood in more detail, a more particular description of the embodiments of the disclosure, briefly summarized below, may be had by reference to the appended drawings, which are not intended to be limiting of the embodiments of the disclosure. In the following description of the technology, for purposes of explanation, numerous details are set forth in order to provide a thorough understanding of the disclosed embodiments. However, one or more embodiments may still be practiced without these details. In other instances, well-known structures and devices may be shown simplified in order to simplify the drawing.

The terms first, second and the like in the description and in the claims of the embodiments of the disclosure and in the above-described figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate in order to describe embodiments of the present disclosure. Furthermore, the terms "comprise" and "have," as well as any variations thereof, are intended to cover a non-exclusive inclusion.

In the embodiments of the present disclosure, the terms "upper", "lower", "inner", "middle", "outer", "front", "rear", and the like indicate an azimuth or a positional relationship based on that shown in the drawings. These terms are used primarily to better describe embodiments of the present disclosure and embodiments thereof and are not intended to limit the indicated device, element, or component to a particular orientation or to be constructed and operated in a particular orientation. Also, some of the terms described above may be used to indicate other meanings in addition to orientation or positional relationships, for example, the term "upper" may also be used to indicate some sort of attachment or connection in some cases. The specific meaning of these terms in the embodiments of the present disclosure will be understood by those of ordinary skill in the art in view of the specific circumstances.

In addition, the terms "disposed," "connected," "secured" and "affixed" are to be construed broadly. For example, "connected" may be in a fixed connection, a removable connection, or a unitary construction; may be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements, or components. The specific meaning of the above terms in the embodiments of the present disclosure may be understood by those of ordinary skill in the art according to specific circumstances.

The term "plurality" means two or more, unless otherwise indicated.

The term "and/or" is an associative relationship that describes an object, meaning that there may be three relationships. For example, a and/or B, represent: a or B, or, A and B.

It should be noted that, without conflict, the embodiments of the present disclosure and features of the embodiments may be combined with each other.

Embodiments of the present disclosure provide a double-deck drawer, as shown in fig. 1-8. It will be appreciated that the double-deck drawer provided by embodiments of the present disclosure may be used in refrigeration equipment such as refrigerators, showcases or sideboards.

The double-layer drawer provided by the embodiment of the disclosure comprises a drawing cover plate 1, an upper storage shell 2 and a lower storage shell 3. The drawing cover plate 1 comprises an upper drawing plate part 121 and a lower drawing plate part 122, and the drawing cover plate 1 is provided with a knob 5, and the outer wall of the knob 5 is provided with a first thread section 52. The upper storage shell 2 encloses an upper storage cavity. The lower storage shell 3 is disposed at the lower part of the upper storage shell 2, and encloses a lower storage cavity, and one end of the lower storage shell 3 is connected to the lower pull plate 122 of the pull cover plate 1. Wherein, the upper storage shell 2 is provided with a first clamping sleeve 223, the inner wall of the first clamping sleeve 223 is provided with an internal thread which can be in threaded connection with the first thread section 52, when the first thread section 52 of the knob 5 is in threaded connection with the internal thread of the first clamping sleeve 223, the drawing cover plate 1 can draw out the upper storage shell 2 and the lower storage shell 3 together; when the first thread section 52 of the knob 5 is disengaged from the internal thread of the first clamping sleeve 223, the drawing cover plate 1 can draw out the lower storage shell 3.

The double-deck drawer that this disclosed embodiment provided is provided with knob 5 on the pull apron 1, and the outer wall of knob 5 is provided with the first screw thread section 52 that can carry out threaded connection, corresponds with first screw thread section 52, goes up storing casing 2 and is provided with the first joint sleeve 223 that has the internal thread. When a user rotates the knob 5 towards a first direction, the first thread section 52 of the knob 5 is in threaded connection with the internal thread of the first clamping sleeve 223, at this time, the upper storage shell 2 in the double-layer drawer is connected with the drawing cover plate 1, and when the user draws the drawing cover plate 1 in the state, the upper storage shell 2 and the lower storage shell 3 of the double-layer drawer are pulled out together, at this time, the user can take and put articles in the upper storage cavity; when the user rotates the knob 5 in the opposite direction to the first direction, the first thread section 52 of the knob 5 is separated from the internal thread of the first clamping sleeve 223, at this time, the upper storage shell 2 in the double-layer drawer is separated from the drawing cover plate 1, and when the user draws the drawing cover plate 1 in this state, only the lower storage shell 3 is drawn out, at this time, the user can take and put the articles in the lower storage cavity.

In the double-layer drawer provided by the embodiment of the disclosure, the knob 5 with the first thread section 52 is adopted to selectively connect the upper storage shell 2 with the drawing cover plate 1, and the user can selectively draw out the lower storage shell 3 by rotating the knob 5, so that the partition effect of the drawer is improved, and meanwhile, the temperature loss of the refrigerating equipment when the user takes and puts the articles in the drawer is reduced.

Alternatively, the state when the first thread section 52 of the knob 5 is connected with the internal thread of the first clamping sleeve 223 may be understood as an initial state, and the state when the first thread section 52 of the knob 5 is disconnected with the internal thread of the first clamping sleeve 223 may be understood as a disconnected state.

Optionally, at least part of the rotating end 51 of the knob 5 protrudes outside the drawer cover 1 to facilitate the user's rotation, as shown in fig. 8.

The double-layer drawer provided by the embodiment of the disclosure comprises an upper storage shell 2 arranged on an upper layer and a lower storage shell 3 arranged on a lower layer, wherein the upper storage shell 2 encloses an upper storage cavity with a storage taking opening, and the storage taking opening is arranged on the upper side of the upper storage cavity; the lower storage shell 3 encloses a lower storage cavity with a storage taking opening, and the storage taking opening is arranged on the upper side of the lower storage cavity, as shown in fig. 1.

By adopting the double-layer drawer provided by the embodiment of the disclosure, articles with different taking frequencies can be respectively placed in different storage cavities. For example, articles with higher taking frequency are placed in the lower storage cavity, articles with lower taking frequency are placed in the upper storage cavity, and temperature loss of drawers and even the whole refrigeration equipment in the article taking and placing process is reduced.

Optionally, the spacing between the upper storage casing 2 and the lower storage casing 3 is less than or equal to the preset spacing. Like this, when drawing upper storing casing 2 and lower storing casing 3 simultaneously, upper storing casing 2 can form the effect that slightly covers to the lower storing chamber of lower storing casing 3, reduces the clearance between upper storing casing 2 and the lower storing casing 3, has reduced in getting the overlength of putting the article in the upper storing chamber, the temperature loss in the lower storing chamber.

Optionally, in order to facilitate the user's pulling of the pulling cover plate 1, a handle is provided on the pulling cover plate 1.

Optionally, the outer wall of the knob 5 is further provided with a second threaded section 53, the second threaded section 53 is provided at an upper portion of the first threaded section 52, and the pulling cover plate 1 is provided with a second clamping sleeve 131 threadably connected with the second threaded section 53.

In this embodiment, the outer wall of the knob 5 is cylindrical as shown in fig. 7, and the top of the outer wall of the knob 5 is provided with a rotating end 51. The outer wall of the knob 5 is also provided with a second threaded section 53 positioned at the upper part of the first threaded section 52, and meanwhile, the drawing cover plate 1 is provided with a second clamping sleeve 131 which can be in threaded connection with the second threaded section 53.

As described above, when the user rotates the knob 5 in the direction opposite to the first direction, the first thread section 52 of the knob 5 is disengaged from the internal thread of the first locking sleeve 223, and when the user pulls the pull cover plate 1, only the lower storage case 3 in the double-deck drawer can be pulled out. In this state, the first threaded section 52 of the knob 5 is disengaged from the first snap sleeve 223. In the double-layer drawer provided in the embodiment of the present disclosure, the second clamping sleeve 131 is further disposed on the pull cover plate 1, that is, after the first threaded section 52 of the knob 5 is separated from the first clamping sleeve 223, the second clamping sleeve 131 and the second threaded section 53 of the knob 5 may be used to form a threaded connection relationship, so that the knob 5 is in threaded connection with the knob 5, that is, the knob 5 in a separated state has a connection point, thereby improving the connection stability of the knob 5 and the pull cover plate 1.

Optionally, the diameter of the second thread segments 53 is greater than or equal to the diameter of the first thread segments 52.

When the diameter of the second threaded section 53 is equal to the diameter of the first threaded section 52, the outer wall of the knob 5 is cylindrical. When the diameter of the second thread segment 53 is larger than that of the first thread segment 52, the outer wall of the knob 5 has an inverted stepped shape, as shown in fig. 7. When the user rotates the knob 5 to make the first threaded section 52 screwed with the first locking sleeve 223, the inverted stepped knob 5 can form a locking when the first threaded section 52 screwed with the first locking sleeve 223 is completed.

Optionally, the length of the second thread segments 53 is greater than or equal to the length of the first thread segments 52.

In the disclosed embodiment, the knob 5 is disposed vertically downward from the drawing top plate 13 of the drawing cover plate 1, as shown in fig. 1. At this time, the knob 5 is provided to the drawing cover plate 1 in a vertical direction. When the user rotates the knob 5 to enable the first threaded section 52 of the knob 5 to be in threaded connection with the first clamping sleeve 223, the knob 5 integrally moves downwards; when the user rotates the knob 5 to make the first threaded section 52 of the knob 5 and the first clamping sleeve 223 form a disengaged state, the knob 5 is in a tendency to move upwards as a whole.

In the disclosed embodiment, when the second thread segments 53 are adjacent to the first thread segments 52, as shown in fig. 7, the length of the second thread segments 53 is greater than the length of the first thread segments 52. When the user rotates the knob 5 from the initial state to the disengaged state, the knob 5 as a whole tends to move upward. The second thread segment 53 includes an auxiliary motion segment adjacent to the first thread segment 52 and the same as the first thread segment 52, and also includes a clamping margin segment adjacent to the auxiliary motion segment. When the first threaded section 52 is disengaged from the first clamping sleeve 223, the clamping allowance section of the second threaded section 53 is in threaded connection with the second clamping sleeve 131 so as to fix the knob 5 in a clamping manner.

Alternatively, when a predetermined distance is provided between the second thread segments 53 and the first thread segments 52, the length of the second thread segments 53 may be equal to the length of the first thread segments 52.

The drawing cover plate 1 comprises a cover plate inner cavity surrounded by a front cover plate 11 and a rear cover plate 12, the upper storage shell 2 comprises an upper storage front plate 21 close to an upper drawing plate part 121, the upper storage front plate 21 is provided with a mounting table 222 extending out of the cover plate inner cavity, and a first clamping sleeve 223 is arranged at the lower part of the mounting table 222.

As shown in fig. 5 and 6, the upper storage front plate 21 includes an extension plate 221 extending upward from the upper storage front plate 21, an installation platform 222 bending-connected with the extension plate 221 and extending into the inner cavity of the cover plate, and a first clamping sleeve 223 disposed at the lower part of the installation platform 222, wherein the installation platform 222 extends in the horizontal direction. Optionally, the extension plate 221, the mounting stand 222 and the first snap sleeve 223 are integrally formed.

Optionally, the drawing cover plate 1 further includes a drawing top plate 13 enclosed into a cover plate cavity, wherein the second clamping sleeve 131 is disposed at a lower portion of the drawing top plate 13 and is located at an upper portion of the mounting table 222.

As shown in fig. 2 and 3, the second locking sleeve 131 is disposed at an upper portion of the mounting table 222, and the first locking sleeve 223 is disposed at a lower portion of the mounting table 222.

Optionally, the inner diameter of the second clamping sleeve 131 is greater than the inner diameter of the first clamping sleeve 223, and optionally, the length of the second clamping sleeve 131 is greater than the length of the first clamping sleeve 223.

Optionally, the double-layer drawer provided in the embodiment of the present disclosure further includes a drawer sleeve plate 4, where the drawer sleeve plate 4 is enclosed outside the upper storage shell 2 and the lower storage shell 3.

As shown in fig. 8, the drawer sleeve plate 4 is sleeved outside the upper storage shell 2 and the lower storage shell 3 of the double-layer drawer. The upper storage shell 2 and the lower storage shell 3 can be arranged in the refrigeration equipment through the drawer sleeve plate 4.

Alternatively, in a mounted state in which the double-layered drawer is mounted to a refrigerating apparatus such as a refrigerator, the drawer sheathing 4 is fixedly provided in a freezing compartment or a refrigerating compartment of the refrigerating apparatus, or the drawer sheathing 4 is detachably provided in the freezing compartment or the refrigerating compartment of the refrigerating apparatus.

Optionally, the drawer sleeve 4 comprises a first side sleeve plate and a second side sleeve plate which are oppositely arranged, wherein the inner surface of the first side sleeve plate is provided with a first upper side sliding groove, the inner surface of the second side sleeve plate is provided with a second upper side sliding groove, and the upper storage shell 2 is provided with an upper drawing sliding block sliding in the first upper side sliding groove and the second upper side sliding groove.

In order to enable the upper storage shell 2 to be drawn out of the drawer sleeve plate 4 more smoothly, the inner surfaces of the first side sleeve plate and the second side sleeve plate of the drawer sleeve plate 4 are respectively provided with a first upper side sliding groove and a second upper side sliding groove, and correspondingly, the outer surfaces of the two side plates of the upper storage shell 2 are respectively provided with a drawing sliding block which can slide in the first upper side sliding groove and the second upper side sliding groove, and the structure protruding out of the outer surfaces of the side plates of the upper storage shell 2 is the upper drawing sliding block as shown in fig. 1.

Optionally, the inner surface of the first side sleeve plate of the drawer sleeve plate 4 is provided with a first lower side chute, the inner surface of the second side sleeve plate is provided with a second lower side chute, wherein the lower storage housing 3 is provided with a lower drawer slide sliding in the first lower side chute and the second lower side chute.

Similarly, in order to make the lower storage shell 3 more smoothly withdraw from the drawer sleeve plate 4, the inner surfaces of the first side sleeve plate and the second side sleeve plate of the drawer sleeve plate 4 are respectively provided with a first lower sliding groove and a second lower sliding groove, and correspondingly, the outer surfaces of the two side plates of the lower storage shell 3 are respectively provided with a lower drawing sliding block capable of sliding in the first lower sliding groove and the second lower sliding groove, and the structure protruding out of the outer surfaces of the side plates of the lower storage shell 3 as shown in fig. 1 is the lower drawing sliding block.

The embodiment of the disclosure also provides refrigeration equipment comprising the double-layer drawer, such as a refrigerator, a wine cabinet, a showcase and the like.

Optionally, the refrigeration device is used for storing a box body of the article and is used for providing a refrigeration system of cold quantity for the box body, wherein the refrigeration system comprises a refrigerant circulation system formed by a compressor, an evaporator and a condenser, and a freezing compartment and a refrigerating compartment are arranged in the box body.

It will be appreciated that the double-deck drawer provided in the embodiments of the present disclosure may be disposed in a refrigeration compartment of a refrigeration device, or may be disposed in a refrigeration compartment of a refrigeration device.

The above description and the drawings illustrate embodiments of the disclosure sufficiently to enable those skilled in the art to practice them. Other embodiments may include structural and other modifications. The embodiments represent only possible variations. Individual components and functions are optional unless explicitly required, and the sequence of operations may vary. Portions and features of some embodiments may be included in, or substituted for, those of others. The embodiments of the present disclosure are not limited to the structures that have been described above and shown in the drawings, and various modifications and changes may be made without departing from the scope thereof. The scope of the present disclosure is limited only by the appended claims.

Claims (10)

1. A double-deck drawer, comprising:

The drawing cover plate comprises an upper drawing plate part and a lower drawing plate part, the drawing cover plate is provided with a knob, and the outer wall of the knob is provided with a first thread section;

An upper storage shell body which is enclosed into an upper storage cavity; and, a step of, in the first embodiment,

The lower storage shell is arranged at the lower part of the upper storage shell and surrounds the upper storage shell to form a lower storage cavity, one end of the lower storage shell is connected with a lower drawing plate part of the drawing cover plate,

The upper storage shell is provided with a first clamping sleeve, the inner wall of the first clamping sleeve is provided with an internal thread which can be in threaded connection with the first thread section, and when the first thread section of the knob is in threaded connection with the internal thread of the first clamping sleeve, the upper storage shell and the lower storage shell can be pulled out together by the pulling cover plate; when the first thread section of the knob is separated from the internal thread of the first clamping sleeve, the lower storage shell can be pulled out by the pulling cover plate.

2. The double-deck drawer according to claim 1, wherein,

The outer wall of the knob is also provided with a second thread section, the second thread section is arranged on the upper portion of the first thread section, and the drawing cover plate is provided with a second clamping sleeve which can be in threaded connection with the second thread section.

3. The double-deck drawer according to claim 2, wherein,

The diameter of the second thread segment is greater than or equal to the diameter of the first thread segment.

4. The double drawer as recited in claim 3, wherein,

The length of the second thread segment is greater than or equal to the length of the first thread segment.

5. The double-deck drawer as recited in claim 4, wherein,

The drawing cover plate comprises a cover plate inner cavity surrounded by a front cover plate and a rear cover plate, the upper storage shell comprises an upper storage front plate close to the upper drawing plate part, the upper storage front plate is provided with an installation table extending out of the cover plate inner cavity,

Wherein, first joint sleeve sets up in the lower part of mount table.

6. The double-deck drawer as recited in claim 5, wherein,

The drawing cover plate also comprises a drawing top plate which is enclosed into the inner cavity of the cover plate,

The second clamping sleeve is arranged at the lower part of the drawing top plate and is positioned at the upper part of the mounting table.

7. The dual layer drawer of any of claims 1-6, further comprising:

the drawer sleeve plate is arranged outside the upper storage shell and the lower storage shell in a surrounding mode.

8. The double-deck drawer as recited in claim 7, wherein,

The drawer sleeve plate comprises a first side sleeve plate and a second side sleeve plate which are oppositely arranged, the inner surface of the first side sleeve plate is provided with a first upper side chute, the inner surface of the second side sleeve plate is provided with a second upper side chute,

The upper storage shell is provided with an upper drawing sliding block sliding in the first upper sliding groove and the second upper sliding groove.

9. The double-deck drawer of claim 8, wherein the drawer is configured to receive a drawer,

The inner surface of the first side sleeve plate of the drawer sleeve plate is provided with a first lower side chute, the inner surface of the second side sleeve plate is provided with a second lower side chute,

The lower storage shell is provided with a lower drawing sliding block sliding in the first lower sliding groove and the second lower sliding groove.

10. A refrigeration appliance comprising a double drawer according to any one of claims 1 to 9.