CN110906602B

CN110906602B - Refrigerating device and door body for refrigerating device

Info

Publication number: CN110906602B
Application number: CN201911138734.5A
Authority: CN
Inventors: 侯兴飞; 刘志军; 李兴伟; 袁明波; 胡晓彬
Original assignee: Qingdao Haier Refrigerator Co Ltd; Haier Smart Home Co Ltd
Current assignee: Qingdao Haier Refrigerator Co Ltd; Haier Smart Home Co Ltd
Priority date: 2019-11-20
Filing date: 2019-11-20
Publication date: 2020-12-08
Anticipated expiration: 2039-11-20
Also published as: CN110906602A; WO2021098550A1

Abstract

The invention provides a door body and a refrigerating device for a refrigerating device, wherein the door body comprises a door plate and a door frame surrounding the door plate, and the door body also comprises: the assembly box is arranged on the back side of the door plate, an accommodating cavity is defined between the assembly box and the back side of the door plate, and the assembly box is provided with a bottom plate; the display component is arranged in the accommodating cavity; the display assembly comprises a display panel, a support, an elastic piece and a fixing piece which are sequentially stacked, the display panel is adjacent to the door panel, the fixing piece is adjacent to the bottom plate, and a gap is formed between the fixing piece and the bottom plate. Set up the elastic component between display module's mounting and support, elastic component elasticity pushes away to the support to and, predetermine the clearance between display module's mounting and the assembly box, guarantee display screen and glass closely laminating all the time jointly, do not receive the influence of manufacturing error to display screen touch effect in a certain extent.

Description

Refrigerating device and door body for refrigerating device

Technical Field

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

Background

In order to meet the requirements of people, a liquid crystal display with a touch function is arranged on the door body of some refrigeration devices such as the existing refrigerator and the refrigerator, so that a user can conveniently obtain relevant information of the refrigerator. The user can touch the door glass where the liquid crystal display is located with a hand to operate the setting of the refrigerating device and obtain information.

Generally, a liquid crystal display with a touch function is assembled on a plastic structure fixing piece to form a display screen assembly, and then assembled in an accommodating cavity of a door body of a refrigeration device. The uncontrollable deviation can occur in the door body of the refrigerating device in the pre-installation and foaming processes, so that the display screen assembly is often too tightly assembled or a flash seam exists between the glass on the outer side of the door body after the assembly when the display screen assembly is assembled with the door body, and the display screen assembly cannot be attached to the glass on the outer side of the door body, thereby causing the problem of touch failure of the display screen.

In addition, among the prior art, the display screen that possesses the touch-control function often assembles in the centre of the door body, leads to the display screen assembly to get into the interior holding chamber of door and need the path overlength that removes, leads to the big problem of the equipment degree of difficulty.

Disclosure of Invention

One purpose of the invention is to overcome the problem of touch failure caused by a flash seam between the glass at the outer side of the door body and the display screen after the display screen and the door body are assembled; another objective of the present invention is to improve the assembling difficulty of the display screen and the door body.

The invention provides a door body for a refrigerating device, which comprises a door plate and a door frame surrounding the door plate, and further comprises: the assembly box is arranged on the back side of the door plate, an accommodating cavity is defined between the assembly box and the back side of the door plate, and the assembly box is provided with a bottom plate; the display component is arranged in the accommodating cavity; the display assembly comprises a display panel, a support, an elastic piece and a fixing piece which are sequentially stacked, the display panel is adjacent to the door panel, the fixing piece is adjacent to the bottom plate, and a gap is formed between the fixing piece and the bottom plate.

As an optional technical solution, the bracket includes a first body, and a first limiting portion is disposed on a back side of the first body; the fixing piece comprises a second body, wherein a second limiting part is arranged on the front side of the second body and corresponds to the first limiting part; the first end of the elastic piece is contained in the first limiting part, and the second end of the elastic piece opposite to the first end is contained in the second limiting part.

As an optional technical solution, the first position-limiting portion is a first position-limiting groove protruding from the back side of the first body, a groove wall of the first position-limiting groove protrudes from the back side of the first body, wherein the first end of the elastic member is accommodated in the first position-limiting groove.

As an optional technical solution, the second limiting portion is a second limiting groove recessed from the front side of the second body toward the back side.

As an optional technical solution, a limiting post is further disposed in the second limiting groove, wherein a second end of the elastic member opposite to the limiting post is sleeved on the limiting post and is accommodated in the second limiting groove.

As an optional technical solution, a plurality of first engaging portions are disposed on a back side of the first body, and the plurality of first engaging portions extend toward the fixing member; the second body is provided with a plurality of second clamping parts, and the plurality of second clamping parts correspond to the plurality of first clamping parts; the plurality of first clamping parts are clamping hooks, the plurality of second clamping parts are open grooves penetrating through the second body, and the clamping hooks penetrate through the open grooves and are clamped on the back side of the second body.

As an optional technical solution, a plurality of third engaging portions are disposed at the front side of the second body, the third engaging portions are hooks extending toward the bracket, and the hooks are engaged with the edge of the bracket.

As an optional technical solution, the door further comprises a cover, the cover is disposed in the opening on the longitudinal side of the door frame, and the back side of the second body is provided with a plurality of engaging protrusions; the sealing cover is provided with a plurality of clamping grooves corresponding to the plurality of clamping convex parts; the plurality of clamping convex parts are clamped in the plurality of clamping grooves, so that the sealing cover and the fixing piece are clamped mutually.

As an alternative solution, the elastic member is a compression spring.

The invention also provides a refrigerating device which comprises the door body, wherein the door body is the refrigerating device.

Compared with the prior art, the door body applied to the refrigerating device provided by the invention has the advantages that the elastic piece is arranged between the fixing piece and the support of the display assembly, the elastic piece elastically pushes against the support, and the gap is preset between the fixing piece and the assembling box of the display assembly, so that the display screen and the glass are always tightly attached together, and the influence of manufacturing errors on the touch effect of the display screen is avoided to a certain extent.

The invention is described in detail below with reference to the drawings and specific examples, but the invention is not limited thereto.

Drawings

Fig. 1 is a schematic view of a door body according to the present invention.

Fig. 2 is an exploded schematic view of the door body provided by the present invention.

Fig. 3 is a schematic view of the assembled box, cover and display assembly of fig. 2.

Fig. 4 is a schematic view of the closure of fig. 2 from another perspective.

Fig. 5 is an assembly view of the assembly case and the display module of fig. 2.

Fig. 6 is an exploded view of the assembly box and display module of fig. 2.

Fig. 7A and 7B are exploded views of the display device of fig. 2 from different viewing angles.

Fig. 8 is a schematic view of a first cross-section of the display assembly of fig. 2.

Fig. 9 is a second schematic cross-sectional view of the display module of fig. 2.

Fig. 10 is a flowchart of an assembling method of a display module of a door body according to the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to embodiments and accompanying drawings. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

FIG. 1 is a schematic view of a door provided in accordance with the present invention; fig. 2 is an exploded schematic view of the door body provided by the present invention.

As shown in fig. 1 and 2, the present invention provides a door 100 applied to a refrigeration apparatus, such as a refrigerator (not shown). The door body 100 is a door body having the display module 40, and preferably, the display module 40 is configured to be inserted into the door body 100 in a longitudinal direction for assembly. The display module 40 is located on the back side of the door panel 10 of the door body 100, the front side of the door panel 10 is provided with a touch display area 11 corresponding to the display module 40, and a user performs touch operation on the refrigeration device through the touch display area 11.

As defined herein, the "back side" is the side away from the user and the "front side" is the side closer to the user.

The door body 100 includes a door panel 10, and a touch display area 11 is disposed on the door panel 10, preferably, the touch display area 11 is disposed near a long side 12 of the door panel 10, wherein a distance between a side of the touch display area 11 adjacent to the long side 12 and the long side 12 is less than or equal to 1.5 cm. The touch display area 11 is moved to an area adjacent to the long side of the door panel 10, so that the insertion path of the display assembly 40 into the door body 100 is reduced, and the assembly difficulty is reduced.

In other embodiments of the present invention, the touch display area may be disposed in a short side direction of the top of the door panel, wherein a distance from a side of the touch display area adjacent to the short side is less than or equal to 1.5 cm. At this moment, the display unit can be configured to be transversely inserted into the door body for assembly, the path of the display assembly inserted into the door body is reduced, and the assembly difficulty is reduced.

In the present invention, the terms "in the longitudinal direction" and "in the transverse direction" mean that the display module 40 is assembled by being inserted into the door body 100 along the longitudinal direction or the transverse direction of the door body 100. The longitudinal direction of the door body 100 is vertical to the ground on which the refrigerating device is placed, and the transverse direction of the door body 100 is parallel to the ground on which the refrigerating device is placed; alternatively, the longitudinal direction of the door body 100 is the height direction of the refrigeration apparatus, and the lateral direction of the door body 100 is the width direction of the refrigeration apparatus.

As shown in fig. 1 and 2, the door body 100 further includes a door frame 20, the door frame 20 is disposed around the door panel 10, and an opening 211 is disposed on a longitudinal frame 21 of the door frame 20. The assembly box 30 is disposed at the rear side of the door panel 10, and an accommodating cavity is defined between the assembly box 30 and the door panel 10, the accommodating cavity is communicated with the opening 211, and the display assembly 40 is inserted into the accommodating cavity from the opening 211. The lid 50 is engaged with the opening 211.

In this embodiment, since the touch display area 11 on the door panel 10 is moved to the area close to the long side 12, the assembly box 30 for assembling the display component 40 is moved toward the long side 12, and one side of the assembly box 30 can be fixed on the longitudinal frame 21 of the door frame 20 in advance.

FIG. 3 is a schematic view of the assembled cassette, lid and display assembly of FIG. 2; FIG. 4 is a schematic view of the closure of FIG. 2 from another perspective; FIG. 5 is an assembled view of the mounting box and display assembly of FIG. 2; fig. 6 is an exploded view of the assembly box and display module of fig. 2.

As shown in fig. 3 to 6, the mounting box 30 includes a bottom panel 31, and a first skirt 301 and a second skirt 302, wherein the first skirt 301 extends toward a first side of the bottom panel 31, and the second skirt 302 extends toward a second side of the bottom panel 31, the first side and the second side being opposite to each other.

The first skirt 301 is substantially U-shaped and disposed around the bottom plate 31, the first skirt 301 and the bottom plate 31 define a receiving space 32, and one side of the receiving space 32 is communicated with the opening 211. The receiving space 32 is used for mounting the display module 40. The first skirt 301 includes an upper sidewall 311 and a lower sidewall 312 opposite to each other, wherein the upper sidewall 311 extends to form a first hook 313 toward the accommodating space 32, the lower sidewall 321 extends to form a second hook 314 toward the accommodating space 32, and the first hook 313 and the second hook 314 are respectively engaged with a pair of lugs 445 (as shown in fig. 5) on the top and the bottom of the fixing member 44 of the display module 40.

The second skirt 302 is substantially U-shaped, a step portion is provided between the second skirt 302 and the bottom plate 31, and the second skirt 302 is disposed around the step portion and connected to the first skirt 301. The stepped portion includes a first plate 3024 and a second plate 3025 which are substantially perpendicular to each other, two opposite sides of the second plate 3025 connect the bottom plate 31 and the first plate 3024, respectively, and two opposite sides of the first plate 3024 connect the second skirt 302 and the second plate 3025, respectively.

The second skirt 302 includes a first protrusion 3021 and a first groove 3022, which are oppositely disposed, the first protrusion 3021 protrudes toward one side of the accommodating space 32, and the first groove 3022 is recessed toward the second skirt 302; the cover 50 is provided with a second groove 501 corresponding to the first bump 3021; corresponding to the first groove 3022, the cover 50 is provided with a third hook 502; the first protrusion 3021 is snapped into the second groove 501, and the third hook 502 is snapped into the first groove 3022, so that the cover 50 is engaged with the second skirt 302 and the step portion.

In the present invention, in order to describe the engagement relationship between the cover 50 and the set box 30, the set box 30 is divided into the bottom plate 31, the first skirt 301, the second skirt 302 and the step portion, but not limited thereto.

The first plate 3024 is provided with another third groove 3023, corresponding to the third groove 3023, the cover 50 is provided with a fourth hook 503, and the fourth hook 503 is snapped into the third groove 3023, so that the cover 50 and the step are engaged with each other.

With continued reference to fig. 1, 3 and 4, the third hook 502, the fourth hook 503 and the second groove 501 respectively extend from one side of the cover 50 toward the mounting box 30.

In this embodiment, the U-shaped opening of the first skirt 301 and the U-shaped opening of the second skirt 302 are connected to each other, and the first skirt 301 and the second skirt 302 are substantially perpendicular to each other to form an L-shaped structure.

FIGS. 7A and 7B are exploded views of the display device at different viewing angles; FIG. 8 is a first cross-sectional schematic view of a display assembly; fig. 9 is a second cross-sectional view of the display assembly.

As shown in fig. 7A and 7B, the display assembly 40 includes a display screen 41, a bracket 42, an elastic member 43 and a fixing member 44, which are sequentially stacked, wherein the display screen 41 is close to or attached to the back side of the door panel 10 and faces the touch area 11 on the door panel 10; the bracket 42 is used for clamping and fixing the display screen 41; the elastic member 43 is sandwiched between the bracket 42 and the fixing member 44; the fixing member 44 is adjacent to the bottom plate 31 of the assembly case 30. The elastic member 43 elastically pushes against the bracket 42, so that the display screen 41 fixed in the bracket 42 can be tightly attached to the door panel 10, and the problem of abnormal touch display caused by a gap existing after the display assembly 40 is assembled with the door body 100 is solved.

As shown in fig. 7A, 7B and 9, the bracket 42 includes a first body 421, a plurality of hook portions 424 are disposed on the front side of the first body 421, and the hook portions 424 are used for fixedly engaging with the edge of the display screen 41 on the front side of the first body 421; the first position-limiting portion 422 is disposed on the back side of the first body 421, and the first end of the elastic element 43 is received in the first position-limiting portion 422. In this embodiment, the first position-limiting portion 422 is, for example, a first position-limiting groove protruding from the back side of the first body 421, and a groove wall 423 of the first position-limiting groove protrudes from the back side surface of the first body 421 and extends toward the fixing member 44. The first end of the elastic element 43 is accommodated in the first limiting groove and elastically pushes against the back side of the first body 421.

The fixing member 44 includes a second body 441, a second position-limiting portion 442 is disposed on a front side of the second body 441, and the second position-limiting portion 442 corresponds to the first position-limiting portion 422. In this embodiment, the second position-limiting portion 442 is, for example, a second position-limiting groove recessed from the front side of the second body 441 toward the back side, and a second end of the elastic element 43 is received in the second position-limiting groove. In order to increase the assembling stability of the elastic element 43 in the second position-limiting portion 442, the second position-limiting portion 442 has a position-limiting post 443, the position-limiting post 443 is located in the second position-limiting groove, and the elastic element 43 is sleeved outside the position-limiting post 443 and is accommodated in the second position-limiting groove.

As mentioned above, when the elastic element 43 is clamped between the fixing element 44 and the bracket 42, the first end of the elastic element 43 is received in the first limit groove at the back side of the first body 421, and the second end of the elastic element 43 is sleeved on the limit post 443 at the front side of the second body 441 and received in the second limit groove. The first limiting groove, the second limiting groove and the limiting post 443 limit the elastic element 43 together, so that the elastic element 43 is not easy to be separated.

In a preferred embodiment, the elastic member 43 is, for example, a compression spring, which is compressed between the bracket 42 and the fixing member 44, so that the bracket 42 can be continuously pushed elastically, so that the display 41 can be attached to the door panel 10.

In this embodiment, the first position-limiting portions 422 and the second position-limiting portions 442 correspond to each other, and the number of the first position-limiting portions 422 and the number of the second position-limiting portions 442 are respectively 2, but not limited thereto. In other embodiments of the present invention, the first position-limiting portion 422 may be disposed on the front side of the second body 441, and the second position-limiting portion 442 may be disposed on the back side of the first body 421. That is, the first stopper 422 and the second stopper 442 are interchangeable in structure, and the elastic member 43 can be similarly stopped, so that the elastic member 43 is not easily separated.

Further, the bracket 42 and the fixing member 44 are connected by a snap-fit fixing method.

As shown in fig. 7A, 7B and 8, a plurality of first engaging portions 425 are disposed on the back side of the first body 421 of the bracket 42, and the first engaging portions 425 are, for example, hooks extending toward the fixing member 44; the second body 441 of the fixing member 44 is provided with a plurality of second engaging portions 446 and a plurality of third engaging portions 444, the plurality of second engaging portions 446 correspond to the plurality of first engaging portions 425, the plurality of second engaging portions 446 for example pass through a slot of the second body 441, and the hook passes through the slot and engages with the back side of the second body 441, so that the bracket 42 and the fixing member 44 are engaged and fixed with each other. In addition, the third engaging portions 444 are, for example, disposed on a plurality of hooks on the front side of the second body 441, and the hooks are used for engaging with the edge of the bracket 42, so as to increase the stability of the engagement between the bracket 42 and the fixing member 44.

In addition, a plurality of engaging protrusions 4401 are further disposed on the back side of the second body 441 of the fixing member 44, and the plurality of engaging protrusions 4401 correspond to the engaging grooves 504 on the cover 50, so that the cover 50 and the display module 40 can be fixed to each other, and the assembling stability is improved.

In this embodiment, when the display module 40 is installed in the assembly box 30, the display module 40 is obliquely inserted into the opening 211 on the longitudinal frame 21 of the door frame 20, the display module 40 is pushed into the accommodating space 32, the display module 40 is rotated, the display module 40 and the assembly box 30 are parallel to each other, and the pair of lugs 445 at the top and the bottom of the fixing member 44 of the display module 40 are respectively engaged with the first hook 313 and the second hook 314 of the first skirt 301. In order to increase the fixing stability of the display module 40 and the assembly box 30, the lug 445 and the assembly box 30 are respectively provided with corresponding locking holes, and the locking member is inserted into the locking holes to lock the fixing member 44 and the assembly box 30.

Referring to fig. 3 and 6, the display module 40 is obliquely inserted into the opening 211, the display module 40 is pushed into the accommodating space 32, one side of the fixing member 44 of the display module 40 abuts against the first skirt 301, so that the lug 445 on the fixing member 44 of the display module 40 is combined with the second hook 314 of the assembly box 30, and with this as a fulcrum, the display module 40 is rotated so that the other lug 445 is engaged with the first hook 313, and the display module 40 is installed in the assembly box 30. Or, the display module 40 is obliquely inserted into the opening 211 downwards, the display module 40 is pushed into the accommodating space 32, one side of the fixing member 44 of the display module 40 abuts against the first skirt 301, the lug 445 on the fixing member 44 of the display module 40 is combined with the first hook 313 of the assembly box 30, and the display module 40 is rotated by taking the lug 445 and the second hook 314 as a fulcrum, so that the display module 40 is installed in the assembly box 30.

As can be seen from fig. 5, when the display module 40 is assembled in the assembly box 30, a gap S (as shown in fig. 5) exists between the second body 441 of the fixing member 44 of the display module 40 and the bottom plate 31 of the assembly box 30, that is, the gap S exists between the second body 441 and the bottom plate 31 without contacting each other, wherein the gap S is used for dealing with the deviation introduced by the door panel 10 and the door frame 20 of the door body 100 during the manufacturing and assembling processes. Specifically, the second skirt 302 of the assembly box 30 is combined with the longitudinal side wall of the door frame 20 in advance, and the door body is formed through the assembly process of the door panel and the door lining and the foaming process, which often introduces large assembly and process errors in the process, resulting in a change in the size of the reserved accommodating cavity between the assembly box 30 and the door panel 10, so that the display module 40 cannot be smoothly assembled into the accommodating cavity.

In this embodiment, a gap S is reserved between the assembly box 30 and the display module 40, and the size change of the accommodating cavity is absorbed by the gap S, so that the display module 40 can be smoothly assembled into the assembly box 30. Further, the elastic member 43 in the display assembly 40 can make the display 41 adhere to the back side of the door panel 10, and on the other hand, the elastic member 43 pushes the fixing member 44 so that the pair of lugs 445 at the top and the bottom of the fixing member 44 are stably engaged with the first hook 313 and the second hook 314 in the assembly box 30, respectively.

The invention further provides a refrigerating device which comprises the door body 100.

Fig. 10 is a flowchart of an assembly method of the display module and the door body according to the present invention.

As shown in fig. 10, a method 200 for assembling a display module with a door body includes:

step S1, providing a door body, a display assembly and a sealing cover, wherein the door body comprises a door frame and an assembly box, the door frame comprises a longitudinal side edge, and an opening is arranged on the longitudinal side edge; one side of the assembly box is connected to the door frame, the assembly box and the door plate of the door body define an accommodating cavity, and the accommodating cavity is communicated with the opening;

step S2, obliquely inserting the assembly box into the opening and pushing the assembly box into the accommodating cavity;

step S3, rotating the display component to make the lug of the display component and the first hook and the second hook of the assembly box mutually clamped;

and step S4, clamping the seal cover in the opening, and clamping the seal cover, the assembly box and the display component mutually.

In summary, the present invention provides a door body suitable for a refrigeration apparatus, a refrigeration apparatus and an assembly method, wherein a display component is inserted into an opening on a door frame along a longitudinal direction and enters an accommodating cavity between an assembly box and the door plate, and since a touch display area on the door plate is moved to a position close to the door frame, a side edge of the corresponding assembly box is connected to an inner side of the door frame, so that a path of the display component inserted into the assembly box is significantly reduced, an assembly difficulty is reduced, and an assembly efficiency is improved. Further, set up the elastic component between display module 'S mounting and the support, the elastic component elasticity pushes away support and mounting to and, predetermine clearance S between display module' S mounting and the assembly box, guarantee jointly that display screen and glass closely laminate all the time, do not receive the influence of manufacturing error to display screen touch effect in a certain extent.

The present invention is capable of other embodiments, and various changes and modifications may be made by one skilled in the art without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a door body for refrigerating plant, this door body includes door plant and encircles the door frame of this door plant, its characterized in that still includes:

the assembly box is arranged on the back side of the door plate, an accommodating cavity is defined between the assembly box and the back side of the door plate, and the assembly box is provided with a bottom plate;

the display component is arranged in the accommodating cavity;

the display assembly comprises a display panel, a support, an elastic piece and a fixing piece which are sequentially stacked, wherein the display panel is adjacent to the door panel, the fixing piece is adjacent to the bottom plate, and a gap is formed between the fixing piece and the bottom plate; the fixing piece is connected with the bracket in a clamping way;

when the display component is assembled in the assembling box, the fixing piece is connected with the assembling box in a clamping way; the gap is formed between the second body of the fixing piece and the bottom plate and is not contacted with each other.

2. The door body for a refrigeration device according to claim 1, wherein the bracket includes a first body, and a first stopper is provided on a back side of the first body; the front side of the second body is provided with a second limiting part, and the second limiting part corresponds to the first limiting part; the first end of the elastic piece is contained in the first limiting part, and the second end of the elastic piece opposite to the first end is contained in the second limiting part.

3. The door body for a refrigerator according to claim 2, wherein the first position-limiting portion is a first position-limiting groove protruding from the back side of the first body, a groove wall of the first position-limiting groove protruding from the back side of the first body, and wherein the first end of the elastic member is received in the first position-limiting groove.

4. The door body for a refrigerator according to claim 2, wherein the second stopper is a second stopper groove recessed from a front side toward a rear side of the second body.

5. The door body for a refrigeration device according to claim 4, wherein a position-limiting post is further disposed in the second position-limiting groove, and wherein a second end of the elastic member opposite to the position-limiting post is sleeved on the position-limiting post and received in the second position-limiting groove.

6. The door body for a refrigerator according to claim 2, wherein a plurality of first engaging portions are provided on a back side of the first body, the plurality of first engaging portions extending toward the fixing member; the second body is provided with a plurality of second clamping parts, and the plurality of second clamping parts correspond to the plurality of first clamping parts; the plurality of first clamping parts are clamping hooks, the plurality of second clamping parts are open grooves penetrating through the second body, and the clamping hooks penetrate through the open grooves and are clamped on the back side of the second body.

7. The door body for a refrigerator according to claim 2, wherein a plurality of third engaging portions are disposed on the front side of the second body, the third engaging portions are hooks extending toward the bracket, and the hooks are engaged with the edge of the bracket.

8. The door body for a refrigerator according to claim 1, further comprising a cover provided in the opening on the longitudinal side of the door frame, the rear side of the second body being provided with a plurality of engaging protrusions; the sealing cover is provided with a plurality of clamping grooves corresponding to the plurality of clamping convex parts; the plurality of clamping convex parts are clamped in the plurality of clamping grooves, so that the sealing cover and the fixing piece are clamped mutually.

9. The door body for a refrigerator according to claim 1, wherein the elastic member is a compression spring.

10. A refrigeration device comprising a door body, characterized in that the door body is a refrigeration device according to any one of claims 1-9.