WO2022174622A1 - Door body for refrigerating and freezing device and refrigerating and freezing device - Google Patents

Abstract

A door body for a refrigerating and freezing device, comprising a frame (10) and a trim strip (20). The trim strip (20) is mounted at one end of the frame (10), a notch (13) is formed in the frame (10), the trim strip (20) comprises a connecting plate (21) and a sealing block (22), and one end of the connecting plate (21) close to a side plate (11) is inserted into the notch (13); a first portion of the sealing block (22) is in contact with and abutted against a rear plate (12), and extends from the side of a fourth edge facing away from the other end of the frame (10) to the side of a second edge facing the other end of the frame (10); the second edge and the fourth edge are both on the rear side of the first portion; a second portion of the sealing block (22) is connected to the first portion, the second portion is in contact with and abutted against the rear plate (12), and the second portion extends from the side of a third edge facing away from the side plate (11) to the side of a first edge facing the side plate (11). The trim strip (20) is provided with the connecting plate (21) and the sealing block (22), the frame (10) is provided with the notch (13), the connecting plate (21) is inserted into the notch (13), and the sealing block (22) is used for closing, such that a closing effect is improved, the difficulty of overflowing a foaming material is increased, and the foaming material is prevented from overflowing from the side edge of the trim strip (20) matching the frame (10).

Description

Doors and refrigerated-freezers for refrigerated-freezers technical field

The invention relates to the field of refrigeration devices, in particular to a door body for a refrigeration and freezing device and a refrigeration and freezing device.

Background technique

With the development of society, refrigerators have become one of the indispensable household appliances in modern families as a container that can keep food or other items in a constant low temperature and cold state. A refrigerator may include a cabinet, a door, an evaporator, a compressor that drives the evaporator, a condenser, a fan, and a controller. A refrigerator compartment, a freezer compartment and a cooling channel are defined in the box. The front side of the box body is provided with an opening, and the front side opening of the box body is opened and closed by the door body.

The evaporator is arranged in the cooling channel, and the condenser can be arranged on the outer rear wall of the box body. The evaporator and the condenser can be driven by the compressor to form a refrigeration cycle, so as to cool the air in the cooling channel through heat exchange. The compressor may, for example, be arranged on the lower rear side of the casing. The fan is arranged in the communication between the cooling channel and the refrigerating chamber and the freezing chamber, air can enter the cooling channel from the freezing chamber of the refrigerating chamber through the fan, and the fan can pump the air in the cooling channel to the freezing chamber of the refrigerating chamber. The controller can be connected to the fan and the compressor, respectively, for starting and stopping the operation of the fan and the compressor. The controller is arranged on the top front side of the box body for the convenience of users to use and operate, or is arranged on the front surface of the door body.

The door body is assembled from multiple components. The inventor found that due to the gap between the components, that is, there is a gap in the internal fit, and there is no obstruction, in order to prevent the occurrence of overflow, the interior needs to be pasted with sealing tape, and The operating space is small and the sealing effect is poor, so it is easy to have the problem of overflowing (that is, the foaming material overflows from the gap) during the foaming process, and the relationship between the characteristics of foaming, the overflowing foaming material and the appearance of the door body parts Adhesion is not easy to clean, so the door body is scrapped.

SUMMARY OF THE INVENTION

The first aspect of the present invention aims to overcome at least one defect of the foaming of the existing refrigerator door body, and provides a door body for a refrigerating and freezing device, so as to prevent the foaming of the foaming material when the door body at the preset position is foamed as much as possible. overflow.

The purpose of the second aspect of the present invention is to provide a refrigerator and freezer device having the above door body.

According to a first aspect of the present invention, the present invention provides a door body for a refrigerating and freezing device, comprising a frame and a decorative strip, wherein the decorative strip is installed at one end of the frame, wherein,

The frame includes a side panel and a rear panel, the side panel and the rear panel are both vertically arranged, and one vertical edge of the rear panel is connected to the rear vertical edge of the side panel, and the rear panel is arranged vertically. Another vertical edge of the board is provided with a gap, the vertical edge of the gap is the first edge, and the edge of the gap adjacent to the other end of the frame is the second edge;

The decorative strip includes a connecting plate and a sealing block, and one end of the connecting plate adjacent to the side plate is inserted into the notch; the edge of the connecting plate adjacent to the side plate is the third edge, and the connecting plate The edge adjacent to the other end of the frame is the fourth edge;

the sealing block is arranged on the front side of the connecting plate adjacent to one end of the side plate, and the sealing block has a first part and a second part;

The first part is in contact and abutment with the rear plate, and the first part extends from the side of the fourth edge facing away from the other end of the frame to the other end of the second edge facing the frame one side of the first part; the second edge and the fourth edge are all on the rear side of the first part;

The second part is connected to the first part and is located on the side of the first part away from the other end of the frame; the second part is in contact with the rear plate, and the second part is A side of the third edge facing away from the side panel extends to a side of the first edge facing the side panel.

Optionally, the third edge is in contact with the first edge or there is a first gap between the third edge and the first edge, and the width of the first gap is smaller than a first preset value ;

The fourth edge is in contact with the second edge or there is a second gap between the fourth edge and the second edge, and the width of the second gap is smaller than a second preset value.

Optionally, the first part and/or the second part are in contact with the side plate.

Optionally, the frame further includes an inner panel, the inner panel is arranged vertically, the rear vertical edge of the inner panel is connected to another vertical edge of the rear panel, and the inner panel is located at the the side of the notch facing the other end of the frame; the first part at least contacts and abuts the edge of the inner panel adjacent to the one end of the frame.

Optionally, a side of the sealing block facing away from the side plate is provided with a plurality of first grooves extending in a vertical direction; a side of the sealing block facing the side plate is provided with a plurality of first grooves. Two grooves, a plurality of second grooves are arranged in sequence along the vertical direction at intervals; the second groove adjacent to the other end of the frame penetrates the sealing block toward the other end of the frame.

Optionally, the first edge and the third edge are all on the rear side of the sealing block.

Optionally, the decorative strip further includes a decorative strip main body, the connecting plate and the sealing block are both connected to a side of the decorative strip main body facing the other end of the frame, the installation of the decorative strip main body An installation space with an opening facing the side plate is defined at one end of the frame, the connecting plate and the sealing block;

The rear panel has a rear panel portion located on the side of the gap away from the other end of the frame, the rear panel portion is inserted into the installation space, and the rear surface of the rear panel portion is connected to the trim body Contact against.

Optionally, the frame further includes a mounting plate, the mounting plate is vertically arranged, a rear vertical edge of the mounting plate is connected to another vertical edge of the rear plate, and the mounting plate is located in the position where the mounting plate is located. the side of the gap away from the other end of the frame;

A connecting structure is mounted on the mounting plate, and the connecting structure is arranged on the side of the mounting plate facing the side plate; the trim strip main body corresponding to the connecting structure is mounted on the mounting plate through a connecting piece. connection structure. The decorative strip main body and the connecting structure are correspondingly provided with vertical mounting holes, so that the connecting piece is mounted on the connecting structure through the mounting holes to fix the frame and the decorative strip.

Optionally, the door body further comprises a door lining, the door lining is installed on the rear side of the connecting plate and the rear plate, and the door lining covers the second edge and the fourth edge, and cover at least part of the first edge and the third edge;

The connecting plate has a first plate portion and a second plate portion, the first plate portion is inserted into the notch, and the second plate portion is arranged on a side of the first plate portion facing the other end of the frame. side, and the second plate portion is inserted into the notch, and the connection between the side of the second plate portion facing away from the side plate and the first plate portion is rounded, which is the same as the one on the door lining. Fits with rounded corners.

According to the second aspect of the present invention, the present invention further provides a refrigerator and freezer device, comprising a box body and a door body, the door body is mounted on the box body, wherein the door body is any of the above door bodies.

In the door body and the refrigerating and freezing device of the present invention, because the decorative strip has a connecting plate and a sealing block, the frame has a gap, the connecting plate is inserted into the gap, and the sealing block is used for sealing, which improves the sealing effect, increases the difficulty of overflowing the foaming material, and avoids The foam overflows from the side where the trim matches the frame.

Further, in the door body and the refrigerating and freezing device of the present invention, the decorative strip is matched with the frame and overlaps the door lining, and a cross-overlapped surface is added at the corresponding position, so that the matching gap between the frame and the decorative strip is far away from the internal foaming. material to avoid overflow from the corners of the door lining.

Further, in the door body and the refrigerating and freezing device of the present invention, the connecting plate has a rounded structure with rounded corners matching the door lining, which reduces the matching gap between the door lining, the trim strip and the frame, and reduces the possibility of overflow.

Further, in the door body and the refrigerating and freezing device of the present invention, the sealing block is arranged so that the first edge and the third edge are isolated from the foaming material. The gap of the new foam overflow action path can be controlled very small, which can be within 0.5mm, which can effectively prevent the overflow at the corner of the door lining.

Further, in the door body and the refrigerating and freezing device of the present invention, the setting of the first groove or the second groove can be used to hold a small amount of foaming material that may overflow, which increases the difficulty of overflowing the foaming material and avoids foaming. The material overflows from the side where the trim matches the frame.

Further, in the door body and the refrigerating and freezing device of the present invention, the arrangement of the sealing block, which is inserted between the inner panel and the rear panel, can play the function of limiting the frame in the left and right direction, that is, the lateral direction, so that the frame and the decoration can be limited. The strips fit more tightly.

Further, in the door body and the refrigerating and freezing device of the present invention, the limit in the upper and lower directions of the frame and the decorative strip can be limited by folding the sheet metal at the corresponding end of the side plate and inserting it into the gap of the decorative strip. The screw connection is used to limit the position. In particular, the mounting plate, the connecting mechanism and the connecting piece can also be used for fixed connection, at least in the position that cannot be directly fixed with screws.

The above and other objects, advantages and features of the present invention will be more apparent to those skilled in the art from the following detailed description of the specific embodiments of the present invention in conjunction with the accompanying drawings.

Description of drawings

Hereinafter, some specific embodiments of the present invention will be described in detail by way of example and not limitation with reference to the accompanying drawings. The same reference numbers in the figures designate the same or similar parts or parts. It will be understood by those skilled in the art that the drawings are not necessarily to scale. In the attached picture:

1 is a schematic partial structural diagram of a door body according to an embodiment of the present invention;

2 is a schematic partial structural diagram of a door body according to an embodiment of the present invention;

3 is a schematic exploded view of a partial structure of a door body according to an embodiment of the present invention;

4 is a schematic exploded view of a partial structure of a door body according to an embodiment of the present invention

Fig. 5 is the schematic partial structure diagram of the decorative strip in the door body shown in Fig. 1;

Fig. 6 is the schematic partial structure diagram of the decorative strip in the door body shown in Fig. 1;

7 is an internal schematic diagram of a partial structure of a door body according to an embodiment of the present invention;

FIG. 8 is an internal schematic diagram of a partial structure of a door body according to an embodiment of the present invention.

Detailed ways

Embodiments of the present invention are described in detail below, examples of which are illustrated in the accompanying drawings, wherein the same or similar reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are exemplary, only used to explain the present invention, and should not be construed as a limitation of the present invention.

The present invention provides a door body for a refrigerating and freezing device. FIG. 1 is a schematic partial structural diagram of a door body according to an embodiment of the present invention; referring to FIG. 1 and referring to FIGS. 2 to 8 , the door of the embodiment of the present invention The body includes a frame 10 and a trim 20 .

The decorative strip 20 is installed on one end of the frame 10 . For example, the decorative strip 20 is disposed on the upper end of the frame 10 . Further, the lower end of the frame 10 may be provided with another decorative structure. In some optional embodiments, the decorative strip 20 may also be disposed on the lower end of the frame 10 . In other optional embodiments, the number of decorative strips 20 is two, which are respectively disposed on the upper end and the lower end of the frame 10 .

In the embodiment of the present invention, the frame 10 includes a side panel 11 and a rear panel 12 . Both the side panel 11 and the rear panel 12 are arranged vertically. Moreover, one vertical edge of the rear panel 12 is connected to the rear vertical edge of the side panel 11, and another vertical edge of the rear panel 12 is provided with a gap 13, the vertical edge of the gap 13 is the first edge, and the gap 13 The edge adjacent to the other end of the frame 10 is the second edge. For example, when the decorative strip 20 is disposed on the upper end of the frame 10, the lower edge of the notch 13 is the second edge.

The trim strip 20 includes a connecting plate 21 and a sealing block 22 . One end of the connecting plate 21 adjacent to the side plate 11 is inserted into the notch 13 . The edge of the connecting plate 21 adjacent to the side plate 11 is the third edge, that is, the vertical edge of the connecting plate 21 facing the side plate 11 is the third edge. The edge of the connecting plate 21 adjacent to the other end of the frame 10 is the fourth edge. For example, when the decorative strip 20 is disposed on the upper end of the frame 10, the lower edge of the connecting plate 21 is the fourth edge.

The sealing block 22 is disposed on the front side of one end of the connecting plate 21 adjacent to the side plate 11 , and the sealing block 22 has a first part and a second part. The first part is in contact with the rear plate 12 and extends from the side of the fourth edge facing away from the other end of the frame 10 to the side of the second edge facing the other end of the frame 10 . The second edge and the fourth edge are all on the rear side of the first portion. The second part is connected to the first part and is located on the side of the first part away from the other end of the frame 10 . The second portion is in contact with the rear panel 12 and extends from the side of the third edge facing away from the side panel 11 to the side of the first edge facing the side panel 11 .

In the door body of the embodiment of the present invention, because the decorative strip 20 has a connecting plate 21 and a sealing block 22, the frame 10 has a gap 13, the connecting plate 21 is inserted into the gap 13, and the sealing block 22 is used for sealing, which improves the sealing effect and increases foaming. It reduces the difficulty of material overflow, and prevents the foam material from overflowing from the side where the trim strip 20 is matched with the frame 10 . Specifically, the first part is used to close the second edge and the fourth edge, and at least parts of the first edge and the third edge. The second part is used to close part or all of the remaining parts of the first edge and the third edge, and the sealing effect is excellent, which significantly increases the difficulty of overflowing the foaming material and prevents the foaming material from the side where the trim strip 20 and the frame 10 are matched. overflow.

In some embodiments of the invention, the third edge is in contact with the first edge. In other examples of the present invention, due to processing and other reasons, there is a first gap between the third edge and the first edge, and the width of the first gap is smaller than the first preset value. The width of a slit may be within 0.5mm.

Likewise, in some embodiments of the invention, the fourth edge is in contact with the second edge. In other examples of the present invention, due to processing and other reasons, there is a second gap between the fourth edge and the second edge, and the width of the second gap is smaller than the second preset value. The width of a slit may be within 0.5mm.

In the door body of the embodiment of the present invention, the sealing block 22 is arranged so that the first edge and the third edge are separated from the foaming material. The gap of the new foam overflow action path can be controlled to be very small, within 0.5mm, which can effectively prevent the corner of the door liner from overflowing.

In some preferred embodiments of the present invention, the sealing block 22 can be in contact with the side plate 11, for example, the first part is in contact with the side plate 11, or the second part is in contact with the side plate 11, or the first part is in contact with the side plate 11. Both parts are in contact with the side plate 11 . In this way, the side of the sealing block 22 away from the foaming space can be provided with a cavity structure, so as to facilitate the design of the door body.

In some preferred embodiments of the present invention, as shown in FIG. 3 , FIG. 4 and FIG. 7 , the frame 10 further includes an inner panel 14 , the inner panel 14 is arranged vertically, and the rear vertical edge of the inner panel 14 is connected to the rear panel 12 , and the inner plate 14 is located on the side of the gap 13 facing the other end of the frame 10 . The first part is in contact and abutment with at least an edge of the inner panel 14 adjacent to one end of the frame 10 . In the door body of the embodiment of the present invention, the arrangement of the sealing block 22, which is inserted between the inner panel 14 and the rear panel 12, can perform the function of limiting the frame 10 in the left and right direction, that is, the lateral direction, so that the frame 10 and the decorative The bars 20 fit more tightly.

Further, as shown in FIGS. 5 to 8 , a side of the sealing block 22 facing away from the side plate 11 is provided with a plurality of first grooves 23 extending in the vertical direction. A side of the sealing block 22 facing the side plate 11 is provided with a plurality of second grooves 24 , and the plurality of second grooves 24 are arranged at intervals along the vertical direction. The second groove 24 adjacent to the other end of the frame 10 penetrates the sealing block 22 toward the other end of the frame 10 . The setting of the first groove 23 or the second groove 24, especially the setting of the first groove 23, can be used to hold a small amount of foaming material that may overflow, which increases the difficulty of overflowing the foaming material and prevents the foaming material from flowing out. The side edge of the decorative strip 20 that is matched with the frame 10 overflows.

In some examples of the present invention, the first and third edges are all on the rear side of the sealing block 22. Of course, the sections of the first edge and the third edge remote from the foaming space may not be located on the rear side of the sealing block 22 . For example, when the decorative strip 20 is disposed on the upper end of the frame 10 , the upper partial sections of the first edge and the third edge may not be at the rear side of the sealing block 22 .

In some embodiments of the present invention, the decorative strip 20 further includes a decorative strip body, and both the connecting plate 21 and the sealing block 22 are connected to a side of the decorative strip body facing the other end of the frame 10 . For example, when the decorative strip 20 is disposed on the upper end of the frame 10, the connecting plate 21 and the sealing block 22 are both connected to the lower side of the main body of the decorative strip. One end of the trim strip body mounted on the frame 10 , the connecting plate 21 and the sealing block 22 define an installation space 27 with an opening facing the side plate 11 . For example, the trim body has a rear limiting plate 25 to which the connecting plate 21 is attached to the front side. When the decorative strip 20 is disposed on the upper end of the frame 10 , the upper end surface of the connecting plate 21 and the upper end surface of the sealing block 22 define the lower wall surface of the installation space 27 .

Further, the part of the trim strip body inserted into the frame 10 may be in contact with the side panel 11 . For example, the main body of the decorative strip has a sealing structure 26 inserted into the frame 10, the sealing structure 26 can be in the shape of a block, and a side facing the side plate 11 is provided with a plurality of third grooves, and the plurality of third grooves are spaced in sequence along the vertical direction. set up. The sealing structure 26 is in contact with the side plate 11 . The sealing structure 26 is connected to the second part of the sealing block 22 , the sealing structure 26 defines a vertically arranged side wall surface of the installation space 27 , and the rear limiting plate 25 can define another vertically arranged side wall surface of the installation space 27 . .

In this embodiment of the present invention, the rear panel 12 has a rear panel portion located on the side of the notch 13 away from the other end of the frame 10, the rear panel portion is inserted into the installation space 27, and the rear surface of the rear panel portion is in contact with the trim body against. Specifically, the rear plate portion is in contact and abutment with the rear defining surface of the trim body. The rear plate portion may also be in contact with the connecting plate 21 or be arranged at intervals.

In some embodiments of the present invention, as shown in FIGS. 3 and 4 , as well as FIGS. 7 and 8 , the frame 10 further includes a mounting plate 15 , the mounting plate 15 is arranged vertically, and the rear vertical edges of the mounting plate 15 are connected On the other vertical edge of the rear plate 12 , and the mounting plate 15 is located on the side of the gap 13 away from the other end of the frame 10 . A structure to be installed can be arranged on the mounting plate 15 .

For example, a connecting structure 17 is mounted on the mounting plate 15 , and the connecting structure 17 is disposed on the side of the mounting plate 15 facing the side plate 11 . The main body of the trim strip is arranged corresponding to the connecting structure 17 and is mounted on the connecting structure 17 through the connecting piece 16 . The main body of the decorative strip is provided with mounting holes corresponding to the connecting structure 17 and arranged vertically, so that the connecting piece 16 can be mounted on the connecting structure 17 through the mounting holes to fix the frame 10 and the decorative strip 20 .

The connection structure 17 can be made of plastic material, and includes a hollow square cylinder 171 and a screw mounting post 172 disposed on the hollow square cylinder 171 . The mounting plate 15 is provided with mounting holes and positioning holes, and the hollow square cylinder 171 is provided with positioning protrusions and riveting holes. The positioning holes are riveted with rivets through the mounting holes and the riveting holes to fix the connection structure 17 on the frame 10, and then screws, that is, the connecting piece 16 is a screw, can be installed on the screw mounting post 172 to fix the frame 10 and the trim 20 on the frame 10. Together.

In the door body of the embodiment of the present invention, the limit in the vertical direction of the frame 10 and the decorative strip 20 can be limited by folding the sheet metal at the corresponding end of the side plate 11 into the gap of the decorative strip 20, or by screwing The connection method is limited. In particular, the mounting plate 15 , the connecting mechanism and the connecting piece 16 can also be used for fixed connection, at least in a position that cannot be directly fixed with screws.

In the embodiment of the present invention, the door body further includes a door lining 30, the door lining 30 is installed on the rear side of the connecting plate 21 and the rear plate 12, and the door lining 30 covers the second edge and the fourth edge, and covers the first edge and at least part of the third edge. The connecting plate 21 has a first plate portion and a second plate portion, the first plate portion is inserted into the notch 13, the second plate portion is disposed on the side of the first plate portion facing the other end of the frame 10, and the second plate portion is inserted into the notch 13. The connection between the side of the second plate portion facing away from the side plate 11 and the first plate portion is rounded, which is compatible with the rounded corner structure on the door lining 30 .

In the door body of the embodiment of the present invention, the decorative strip 20 cooperates with the frame 10 and overlaps the door lining 30, and cross-overlapped surfaces are added at the corresponding positions, so that the matching gap between the frame 10 and the decorative strip 20 is far away from the internal foaming material to avoid overflow from the corners of the door lining 30 . The connecting plate 21 increases the rounded corners to match the rounded corners of the door lining 30 , reduces the matching gap between the door lining 30 , the trim strip 20 and the frame 10 , and reduces the possibility of overflow. The sealing block 22 is arranged so that the first edge and the third edge are isolated from the foam. The gap of the new foam overflow action path can be controlled to be small, within 0.5mm, which can effectively prevent the corner of the door liner from overflowing.

An embodiment of the present invention also provides a refrigeration and freezing device, which includes a box body, and the box body defines a plurality of storage compartments. Further, the refrigerating and freezing apparatus further includes at least one door for opening and closing the above-mentioned several storage compartments. The refrigerating and freezing device may be a refrigerator, a freezer, a freezer, and the like. In particular, one or more of the door bodies can be the door bodies in any of the above-mentioned embodiments. When the door body is foamed, it is difficult for the foamed material to overflow, which can ensure the quality of the door body and prevent the overflowed foaming material from being mixed with The appearance of the door body parts is not easy to clean, and the door body is scrapped. Further, the door body is rotatably mounted on the box body.

The refrigerator-freezer also includes a compression refrigeration system for cooling each storage compartment. A compressor refrigeration system may include a compressor, a condenser, a throttling element, and an evaporator connected in series. The evaporator can be arranged in the storage compartment or can be connected to the storage compartment, so as to provide cooling capacity to the storage compartment.

In the embodiment of the present invention, in the compression refrigeration system, the role of the compressor in the refrigeration system is mainly to absorb the low-temperature and low-pressure refrigerant from the evaporator, and finally become a high-temperature and high-pressure refrigerant after adiabatic compression by the compressor. refrigerant.

The function of the condenser in the refrigeration system is to introduce the high-temperature and high-pressure refrigerant in the compressor into the condenser, condense the refrigerant under the same pressure, and dissipate heat to the surrounding medium at the same time, turning it into high-pressure and low-temperature refrigerant. Refrigerant cold liquid.

The function of the throttling device in the refrigeration system is mainly to throttle the high-pressure and low-temperature refrigerant cold liquid, and then convert it into a low-temperature and low-pressure refrigerant, and then send the refrigerant to the evaporator.

In the refrigeration system, the evaporator mainly boils the low-temperature and low-pressure refrigerant passing through the throttling device under the condition of equal pressure in the evaporator. During the boiling process, the refrigerant will absorb the heat of the surrounding medium and eventually become a low temperature. low pressure refrigerant.

In general, the refrigerant gas in the compressed refrigeration system is compressed into a high-temperature and high-pressure superheated refrigerant when passing through the compressor, and enters the condenser, where the high-temperature and high-pressure refrigerant is condensed into a high-pressure and low-temperature liquid, and then After entering the filter, the liquid passes through a throttling device, etc., and is throttled in the capillary tube to become a low-temperature and low-pressure refrigerant. After that, the low-temperature and low-pressure refrigerant boils in the equal-pressure evaporator to absorb a large amount of heat from the outside world. It turns into gas, realizes the refrigeration process, and finally the refrigerant is sucked by the compressor again for the cold cycle.

In some embodiments of the present invention, one of the storage compartments is a refrigerator compartment. Further, the refrigerating compartment may be located at the upper part of the box and defined by the refrigerating inner container. The evaporator provides cooling capacity to the refrigerated compartment through the air duct assembly.

In some embodiments of the invention, one of the storage compartments is a variable temperature compartment. The evaporator provides cooling capacity to the variable temperature compartment through the air duct assembly. Further, the temperature-changing compartment may be located in the middle or lower part of the box, and the temperature-changing compartment may be defined by the temperature-changing inner tank.

In some embodiments of the present invention, one of the storage compartments is a freezer compartment. The hair generator provides cooling capacity to the freezer compartment through the air duct assembly. Further, the freezer compartment may be located at the lower part of the box, and the freezer compartment may be defined by the temperature-changing liner. For example, the temperature changing compartment may be located between the freezing compartment and the refrigerating compartment.

Further, the storage temperature in the freezing compartment may be -24--14°C, the storage temperature in the refrigerating compartment may be 0-8°C, and the storage temperature in the variable temperature compartment may be -14-0°C.

In some embodiments of the invention, the throttling device and evaporator comprise a refrigerated evaporator and a refrigerated throttling element connected in series. The refrigerated evaporator can be placed in the freezer compartment or open into the freezer compartment to provide cooling capacity to the freezer compartment.

In some embodiments of the present invention, the throttling device and the evaporator further comprise a refrigerated evaporator and a refrigerated throttling element connected in series, the refrigerated evaporator and the refrigerated throttling element being connected in parallel with the series connected freezer evaporator and freezer throttling element . The refrigerated evaporator may be disposed in the refrigerated compartment or accessible to the refrigerated compartment to provide cooling capacity to the refrigerated compartment.

In some embodiments of the present invention, the throttling device and the evaporator further comprise a temperature-variable evaporator and a temperature-variable throttling element connected in series, and the temperature-swing evaporator and the temperature-variable throttling element are connected in parallel with the series-connected refrigeration evaporator and refrigeration throttling element . The variable-temperature evaporator can be arranged in the variable-temperature compartment or connected to the variable-temperature compartment, so as to provide cooling capacity to the variable-temperature compartment.

In other embodiments, the refrigerating and freezing device may not be limited to a three-chamber refrigerator structure arranged up and down, it may also be a cross-door refrigerator, and it may also be a multi-door refrigerator. In other embodiments, the refrigerating and freezing device may also be a wine cabinet, a vertical freezer, a horizontal freezer, or the like. In other embodiments, the refrigerating and freezing device may also be other various special-shaped refrigerating and freezing devices.

Those skilled in the art should also understand that the terms “upper”, “lower”, “front”, “rear”, etc. used to indicate orientation or positional relationship in the embodiments of the present invention refer to the actual use state of the refrigerating and freezing device For reference, these terms are only for the convenience of describing and understanding the technical solutions of the present invention, rather than indicating or implying that the device or device referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as Limitations of the present invention.

Unless otherwise expressly specified and limited, the terms "connected", "connected" and other terms should be understood in a broad sense, for example, it may be directly connected or indirectly connected through an intermediate medium, it may be the internal connection of two elements or two Interaction relationships of elements, unless explicitly defined otherwise. Those of ordinary skill in the art should be able to understand the specific meanings of the above terms in the present invention according to specific situations.

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

Those skilled in the art should also understand that the terms "first" and "second" are only used for descriptive purposes, and cannot be interpreted as indicating or implying relative importance or implicitly indicating the number of indicated technical features. Thus, features defined as "first" and "second" may expressly or implicitly include at least one of such features, ie, one or more of such features.

Unless otherwise defined, all terms (including technical and scientific terms) used in the description of this embodiment have the same meaning as commonly understood by those of ordinary skill in the technical field to which this application belongs.

By now, those skilled in the art will recognize that, although various exemplary embodiments of the present invention have been illustrated and described in detail herein, the present invention may still be implemented in accordance with the present disclosure without departing from the spirit and scope of the present invention. The content directly determines or derives many other variations or modifications consistent with the principles of the invention. Accordingly, the scope of the present invention should be understood and deemed to cover all such other variations or modifications.

Claims (10)

1. A door body for a refrigerating and freezing device, comprising a frame and a decorative strip, wherein the decorative strip is installed at one end of the frame, wherein,

   The frame includes a side panel and a rear panel, the side panel and the rear panel are both vertically arranged, and one vertical edge of the rear panel is connected to the rear vertical edge of the side panel, and the rear panel is arranged vertically. Another vertical edge of the board is provided with a gap, the vertical edge of the gap is the first edge, and the edge of the gap adjacent to the other end of the frame is the second edge;

   The decorative strip includes a connecting plate and a sealing block, and one end of the connecting plate adjacent to the side plate is inserted into the notch; the edge of the connecting plate adjacent to the side plate is the third edge, and the connecting plate The edge adjacent to the other end of the frame is the fourth edge;

   the sealing block is arranged on the front side of the connecting plate adjacent to one end of the side plate, and the sealing block has a first part and a second part;

   The first part is in contact and abutment with the rear plate, and the first part extends from the side of the fourth edge facing away from the other end of the frame to the other end of the second edge facing the frame one side of the first part; the second edge and the fourth edge are all on the rear side of the first part;

   The second part is connected to the first part and is located on the side of the first part away from the other end of the frame; the second part is in contact with the rear plate, and the second part is A side of the third edge facing away from the side panel extends to a side of the first edge facing the side panel.
2. The door body of claim 1, wherein,

   The third edge is in contact with the first edge or there is a first gap between the third edge and the first edge, and the width of the first gap is smaller than a first preset value;

   The fourth edge is in contact with the second edge or there is a second gap between the fourth edge and the second edge, and the width of the second gap is smaller than a second preset value.
3. The door body of claim 1, wherein,

   The first part and/or the second part are in contact with the side plate.
4. The door body of claim 1, wherein,

   The frame further includes an inner panel, the inner panel is arranged vertically, the rear vertical edge of the inner panel is connected to another vertical edge of the rear panel, and the inner panel is in the orientation of the gap One side of the other end of the frame; the first part at least contacts and abuts the edge of the inner panel adjacent to the one end of the frame.
5. The door body of claim 1, wherein,

   The side of the sealing block facing away from the side plate is provided with a plurality of first grooves extending in the vertical direction; the side of the sealing block facing the side plate is provided with a plurality of second grooves, A plurality of the second grooves are arranged at intervals along the vertical direction; the second grooves adjacent to the other end of the frame pass through the sealing block toward the other end of the frame.
6. The door body of claim 1, wherein,

   The first edge and the third edge are all on the rear side of the sealing block.
7. The door body of claim 1, wherein,

   The trim strip further includes a trim strip body, the connecting plate and the sealing block are both connected to a side of the trim strip body facing the other end of the frame, and the trim strip body is installed on the frame One end of the connecting plate and the sealing block define an installation space with an opening facing the side plate;

   The rear panel has a rear panel portion located on the side of the gap away from the other end of the frame, the rear panel portion is inserted into the installation space, and the rear surface of the rear panel portion is connected to the trim body Contact against.
8. The door body of claim 7, wherein,

   The frame further includes a mounting plate, the mounting plate is arranged vertically, the rear vertical edge of the mounting plate is connected to the other vertical edge of the rear plate, and the mounting plate is located away from the gap. one side of the other end of the frame;

   A connecting structure is mounted on the mounting plate, and the connecting structure is arranged on the side of the mounting plate facing the side plate; the trim strip body and the connecting structure are correspondingly arranged to be mounted on the connecting piece through a connecting piece. structure.
9. The door body of claim 1, further comprising a door lining mounted on the rear side of the connecting plate and the rear plate, and the door lining covering the second edge and the fourth edge an edge covering at least a portion of the first edge and the third edge;

   The connecting plate has a first plate portion and a second plate portion, the first plate portion is inserted into the notch, and the second plate portion is arranged on a side of the first plate portion facing the other end of the frame. side, and the second plate portion is inserted into the notch, and the connection between the side of the second plate portion facing away from the side plate and the first plate portion is rounded, which is the same as the one on the door lining. Fits with rounded corners.
10. A refrigerating and freezing device includes a box body and a door body, the door body is mounted on the box body, wherein the door body is the door body according to any one of claims 1 to 9.

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