CN111486652B - Refrigerator with a door - Google Patents
Refrigerator with a door Download PDFInfo
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- CN111486652B CN111486652B CN202010128068.3A CN202010128068A CN111486652B CN 111486652 B CN111486652 B CN 111486652B CN 202010128068 A CN202010128068 A CN 202010128068A CN 111486652 B CN111486652 B CN 111486652B
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- Prior art keywords
- inner container
- layer
- flow guide
- refrigerator
- rear wall
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D23/00—General constructional features
- F25D23/06—Walls
- F25D23/062—Walls defining a cabinet
Abstract
The invention discloses a box body and a refrigerating device, which comprise a box shell and an inner container, wherein the inner container is placed in the box shell, and the refrigerating device also comprises: the interval set up in the case shell with first water conservancy diversion portion and second water conservancy diversion portion between the inner bag, wherein, first water conservancy diversion portion with second water conservancy diversion portion closely laminates respectively the back wall of inner bag with the back wall of case shell forms the water conservancy diversion passageway of vertical extension. The structure of the sheath of the air return pipe outside the inner container is changed to form the matching of the first flow guide part and the other flow guide piece outside the inner container, so that the flow area of the flow guide channel is increased, the foaming efficiency and quality of foaming materials in the cavity of the inner container and the box shell can be effectively improved, and meanwhile, the flow guide piece and the air return pipe sheath are integrated, so that the manufacturing cost is reduced, the field operation is reduced, and the production efficiency is improved.
Description
Technical Field
The invention relates to the technical field of refrigeration equipment, in particular to a box body and refrigeration equipment with the box body.
Background
The ultrathin intelligent refrigerator has the advantages of small thickness of the whole refrigerator, large internal volume and the like, so that the ultrathin intelligent refrigerator is favored by consumers.
The foaming of the box body of the ultrathin intelligent refrigerator and the ultrathin intelligent freezer generally refers to rigid polyurethane foaming, wherein the foam is between the box shell and the inner container of the refrigerator, isocyanate (commonly called black material) and combined polyether (commonly called white material) are mixed at high pressure by a mixing head of a foaming machine, then are injected into a cavity between the box shell and the inner container to react and release heat, a foaming agent in raw materials is gasified by heating to form micro bubbles, the micro bubbles grow and expand to fill the cavity between the box shell and the inner container, and the micro bubbles are cured to form rigid polyurethane closed-cell foam.
At present, for an ultrathin foaming box body injected with foaming materials from the bottom, the problems of large flow resistance, low foaming efficiency, poor heat insulation performance and the like of the foaming materials are easy to occur due to small circulation space of the foaming materials.
Disclosure of Invention
The invention aims to provide a box body, in particular to an ultrathin foaming box body, which solves the problems of small circulation space, large flow resistance of a foaming material and low foaming efficiency of the existing ultrathin foaming box body.
In order to achieve one of the above objects, an embodiment of the present invention provides a box, including a box casing and an inner container, where the inner container is placed in the box casing, and further including: the interval set up in the case shell with first water conservancy diversion portion and second water conservancy diversion portion between the inner bag, wherein, first water conservancy diversion portion with second water conservancy diversion portion closely laminates respectively the back wall of inner bag with the back wall of case shell forms the water conservancy diversion passageway of vertical extension.
As an optional technical solution, the first flow guiding part is a flat sheet-shaped first flow guiding sheet; the second flow guide part is a flat sheet-shaped second flow guide sheet; the first flow deflector and the second flow deflector are respectively assembled on the outer side of the rear wall of the inner container in advance.
As an optional technical scheme, the air return pipe is further included, and at least one clamping hook is formed on the first flow guide sheet; the at least one clamping hook is clamped with the air return pipe, so that the first flow deflector is fixed on the outer side of the rear wall of the inner container.
As an optional technical solution, the at least one hook is disposed on a side of the first flow deflector far away from the second flow deflector.
As an optional technical solution, the second baffle is fixed to the outer side of the rear wall of the inner container by an adhesive layer.
As an optional technical solution, a first fin and a second fin extend from two opposite sides of the second guide vane, the first fin and the second fin extend in opposite directions, and the adhesive layers are respectively disposed on the bottom surface of the first fin and the bottom surface of the second fin.
As an optional technical solution, the first guide vane includes a first hard layer and a first deformation layer; the second guide vane comprises a second hard layer and a second deformation layer; the first deformation layer and the second deformation layer are respectively adjacent to the rear wall of the box shell, and the first hard layer and the second hard layer are respectively adjacent to the rear wall of the inner container.
As an optional technical solution, the first deformation layer includes a first arc surface, and the second deformation layer includes a second arc surface, where the first arc surface and the second arc surface are symmetrically configured with a center line of the flow guide channel.
As an optional technical solution, the ratio of the height of the first hard layer to the height of the first deformation layer is 1/2-2/3; the ratio of the height of the second hard layer to the height of the second deformation layer is 1/2-2/3.
As an optional technical solution, the first flow deflector and the second flow deflector are respectively formed by a soft and hard co-extrusion process.
As an optional technical scheme, the refrigerator further comprises a foaming layer, foaming liquid flows into the space between the box shell and the inner container from the flow guide channel, and the foaming layer is formed through a foaming process.
The invention also provides a refrigerating device which comprises the box body.
Compared with the prior art, the box body and the refrigerating device provided by the invention have the advantages that the structure of the sheath of the air return pipe outside the inner container is changed to form the first flow guide part to be matched with the other flow guide sheet arranged outside the inner container, the flow area of a flow guide channel is increased, the foaming efficiency and quality of foaming materials in the cavity of the inner container and the box shell can be effectively improved, and meanwhile, the flow guide sheet and the air return pipe sheath are integrated, so that the manufacturing cost is reduced, the field operation is reduced, and the production efficiency is improved.
Drawings
FIG. 1 is a schematic view of an inner container in one embodiment of the invention.
Fig. 2 is a schematic view of the first guide vane of fig. 1.
Fig. 3 is a schematic view of the second guide vane of fig. 1.
Fig. 4 is a schematic view of an inner container in another embodiment of the present invention.
FIG. 5 is a schematic view of an inner container in yet another embodiment of the present invention.
Detailed Description
The present invention will be described in detail below with reference to specific embodiments shown in the drawings. These embodiments are not intended to limit the present invention, and structural, methodological, or functional changes made by those skilled in the art according to these embodiments are included in the scope of the present invention.
The invention aims to provide a box body and a refrigerating device using the same. Wherein, foaming material is injected into the cavity between the inner container and the box shell through the flow guide channel between the inner container and the box shell.
Furthermore, a first flow guide part and a second flow guide part which are arranged at intervals are arranged between the rear wall of the inner container and the rear wall of the box shell, and the first flow guide part and the second flow guide part are respectively tightly attached to the rear wall of the inner container and the rear wall of the box shell to form a vertically extending flow guide channel. The first flow guide part and the second flow guide part are respectively tightly attached to the rear wall of the inner container and the rear wall of the box shell, the first flow guide part and the rear wall of the inner container and the rear wall of the box shell are in interference fit, and the second flow guide part and the rear wall of the inner container and the rear wall of the box shell are also in interference fit.
In addition, the space between the first flow guide part and the second flow guide part which are arranged at intervals is a flow guide channel.
It should be noted that, in the definition of the present invention, the rear wall of the inner container refers to a side wall of the inner container opposite to the door body of the refrigerator; the rear wall of the box shell is the other side wall far away from a user when the refrigerator is placed; it will be appreciated that the rear wall of the inner container is adjacent the rear wall of the cabinet.
FIG. 1 is a schematic view of a liner in one embodiment of the invention; fig. 2 is a schematic view of the first guide vane of fig. 1; fig. 3 is a schematic view of the second guide vane of fig. 1.
As shown in fig. 1, the box 100 includes an inner container 10 and a box shell (not shown), and a first flow guide part and a second flow guide part which are arranged at intervals are pre-assembled on the outer side of a rear wall 11 of the inner container 10; after the box shell and the liner 10 are assembled, the first flow guiding part and the second flow guiding part are positioned in the cavity between the box shell and the liner, and the first flow guiding part and the second flow guiding part are respectively and tightly attached to the rear wall of the box shell and the rear wall 11 of the liner 10 to form a vertically extending flow guiding channel 70. The foaming material is injected into the flow guide channel 70 from the opening at the lower part of the flow guide channel 70, flows out from the outlet at the upper part of the flow guide channel 70, enters the cavity between the cabinet shell and the inner container 10, and forms a foaming layer (not shown) through curing and foaming processes.
As shown in fig. 2 and 3, the first flow guiding portion and the second flow guiding portion are respectively flat sheet-shaped flow guiding plates, the first flow guiding portion corresponds to the first flow guiding plate 30, and the second flow guiding portion corresponds to the second flow guiding plate 40.
The outer side of the rear wall 11 of the inner container 10 is defined as the side of the rear wall 11 of the inner container 10 away from the user.
As shown in fig. 1 to 3, an air return pipe 20 is arranged on the rear wall 11 of the inner container 10 in a penetrating manner, the air return pipe 20 is arranged and fixed in an opening on the rear wall 11 in a penetrating manner, and the air return pipe 20 penetrates through the opening; the first baffle 30 is provided with at least one hook 33, and the hook 33 is engaged with the muffler 20, so that the first baffle 30 can be assembled outside the rear wall 11 of the inner container 10.
In this embodiment, the tubular sheath of the existing muffler is modified into a flat sheet-shaped first baffle 30, on one hand, the first baffle 30 isolates the muffler 20 from the rear wall 11 of the liner 10 by the hook 33; on the other hand, the first guide plate 30 and the second guide plate 40 cooperate to form a guide channel for the foaming material. Compared with the existing structure of the foaming material diversion pipeline and the air return pipe sheath which are separately arranged, the air return pipe sheath is arranged into the flat sheet diversion piece, has the functions of sheath and diversion, occupies small space and is more suitable for the ultrathin foaming box body.
In addition, by changing the structure of the sheath of the air return pipe to be matched with the flow guide sheet, the flow area of the flow guide channel is increased, the foaming efficiency and quality of foaming materials in the cavity of the inner container and the box shell can be effectively improved, and meanwhile, the flow guide sheet and the air return pipe sheath are integrated, so that the manufacturing cost is reduced, the field operation is reduced, and the production efficiency is improved.
Preferably, at least one hook 33 is disposed on the first front side of the first deflector 30. The first guide vane 30 is a vertically extending sheet structure, one side of the first guide vane 30 facing the user is a first front side, and one side of the first guide vane 30 away from the user is a first rear side.
Further, the at least one hook 33 is located on a side of the first flow deflector 30 away from the second flow deflector 40, that is, the at least one hook 33 is located outside the flow guide channel 70.
As shown in fig. 1 to 3, the front side of the second baffle 40 is adhered and fixed to the outer side of the rear wall 11 of the liner 10 by an adhesive layer, so that the second baffle 40 is assembled on the outer side of the rear wall 11. The second guide vane 40 is a vertically extending sheet structure, one side of the second guide vane 40 facing the user is a second front side, and one side of the second guide vane away from the user is a second rear side.
The adhesive layer is, for example, a double-sided adhesive layer.
Preferably, a first fin 411 and a second fin 413 extend from opposite sides of the second flow deflector 40, and the extending directions of the first fin 411 and the second fin 413 are opposite, wherein a first bottom surface 412 of the first fin 411 and a second bottom surface 414 of the second fin 413 are respectively provided with a double-sided adhesive layer.
In this embodiment, one end of the first fin 411 is connected to the second front side of the second guide vane 40, and the second fin 413 is connected to the front region of the middle of the second guide vane 40; this is primarily to match the outer configuration of the rear wall 11 of the inner container 10.
As shown in fig. 2 and 3, the first guide vane 30 includes a first hard layer 31 and a first deformation layer 32, and the hardness of the first deformation layer 32 is less than that of the first hard layer 31; the second flow deflector 40 comprises a second stiff layer 41 and a second deformation layer 42, the second deformation layer 42 having a hardness which is lower than the hardness of the second stiff layer 41.
Wherein, the first hard layer 31 and the second hard layer 41 are respectively arranged adjacent to the back wall 11 of the liner 10, and the first deformation layer 41 and the second deformation layer 42 are respectively arranged adjacent to the back wall of the box shell. The flexible heat-insulating material is arranged on the inner side of the rear wall of the box shell, so that the heat-insulating effect is prevented from being affected by the fact that the flexible heat-insulating material is punctured by the hard flow deflector, and therefore the contact material close to the rear wall of the box shell is an elastic material layer which is low in hardness and can deform excessively.
Preferably, the first deformation layer 32 includes a first arc surface 321; the second deformation form 42 comprises a second cambered surface 421; after the inner container 10 and the cabinet housing are assembled, the inner side of the rear wall of the cabinet housing is pressed against the first arc surface 321 and the second arc surface 421, so that the first deformation layer 32 and the second deformation layer 42 are deformed respectively, the first deformation layer 32 and the second deformation layer 42 are tightly attached to the rear wall of the cabinet housing (or in interference fit), and the first hard layer 31 and the second hard layer 41 are tightly attached to the rear wall 11 of the inner container 10 (or in interference fit), so as to form the flow guide channel 70.
The first arc surface 321 and the second arc surface 421 are symmetrically disposed about a center line of the flow guide channel 70, that is, the first arc surface 321 and the second arc surface 421 extend toward the outside of the flow guide channel 70 after being pressed against each other, forming an outward expansion trend, and increasing the flow area of the flow guide channel 70.
In addition, at least one hook 33 is formed on the first hard layer 31 of the first guide vane 30. The first fin 411 and the second fin 413 are respectively formed on two opposite sides of the second hard layer 41 of the second guide vane 40.
In a preferred embodiment, the first guide vane 30 and the second guide vane 40 form a hard layer and a deformable layer respectively through a soft and hard co-extrusion process.
In a preferred embodiment, the hard layer of the first flow deflector and the hard layer of the second flow deflector may be metal material sheets, and the deformable layer may be soft material sheets such as plastic and rubber, wherein the soft material sheets such as plastic and rubber are embedded in the metal material sheets.
As shown in fig. 2, the first guide vane 30 is divided into a first hard layer 31 and a first deformable layer 32 by a boundary line 301, wherein a ratio of a height of the first hard layer 31 to a height of the first deformable layer 32 is 1/2-2/3.
As shown in fig. 3, the second flow deflector 40 is divided into a second hard layer 41 and a second deformation layer 42 by a boundary 401, wherein the ratio of the height of the second hard layer 41 to the height of the second deformation layer 42 is 1/2-2/3.
Fig. 4 is a schematic view of an inner container in another embodiment of the present invention.
As shown in fig. 4, the box 200 is different from the box 100 in that the first guiding portion pre-assembled on the inner container 10 is a hollow sleeve 50, the straight end of the air return pipe 20 is inserted into the hollow cavity of the hollow sleeve, and the air return pipe 20 is in interference fit with the hollow cavity, that is, the diameter of the air return pipe 20 is slightly larger than the inner diameter of the hollow cavity.
Preferably, the hollow sleeve 50 is a circular hollow sleeve, an oval hollow sleeve, or the like.
Preferably, the hollow sleeve 50 is made of rubber, polyethylene foam, or the like.
After the box shell and the inner container 10 are assembled, the rear wall of the box shell presses against the hollow sleeve 50 and the second flow deflector 40, the second deformation layers 42 of the hollow sleeve 50 and the second flow deflector 40 deform respectively, and the hollow sleeve 50 and the second flow deflector 40 are tightly attached (or in interference fit) with the rear wall 11 of the inner container 10 and the rear wall of the box shell respectively to form a flow guide channel 71.
The foaming material is injected into the opening at the lower part of the flow guide channel 71, flows out through the outlet at the upper part of the flow guide channel 71, is injected into the cavity between the liner 10 and the box shell, and forms a foaming layer after solidification and foaming.
FIG. 5 is a schematic view of an inner container in yet another embodiment of the present invention.
As shown in fig. 5, the box 300 is different from the box 200 in that the first flow guiding portion pre-assembled on the inner container 10 is a rectangular hollow sleeve 60, the straight end of the air return pipe 20 is inserted into the hollow cavity of the rectangular hollow sleeve 60, and the air return pipe 20 is in interference fit with the hollow cavity, that is, the diameter of the air return pipe 20 is slightly larger than the inner diameter of the hollow cavity.
Preferably, the rectangular hollow sleeve 60 is made of rubber, polyethylene foam, or the like.
After the box shell and the inner container 10 are assembled, the rear wall of the box shell presses against the rectangular hollow sleeve 60 and the second flow deflector 40, the second deformation layers 42 of the rectangular hollow sleeve 60 and the second flow deflector 40 deform respectively, and the rectangular hollow sleeve 60 and the second flow deflector 40 are tightly attached (or in interference fit) with the rear wall 11 of the inner container 10 and the rear wall of the box shell respectively to form a flow guide channel 72.
The foaming material is injected into the opening at the lower part of the flow guide channel 72, flows out through the outlet at the upper part of the flow guide channel 72, is injected into the cavity between the liner 10 and the box shell, and forms a foaming layer after curing and foaming.
In this embodiment, rectangle cavity sleeve pipe belongs to regular polygon structure, and it can avoid the back wall of case shell to press when making case shell and inner bag assemble to support rocking of in-process rectangle cavity sleeve pipe.
The invention also provides a refrigerating device which comprises at least one of the boxes 100, 200 and 300. The refrigerating device is an ultrathin intelligent refrigerator, an ultrathin intelligent ice chest and the like.
In summary, the present invention provides a box and a refrigeration device, wherein the structure of the sheath of the air return pipe outside the inner container is changed to form a first flow guiding part to cooperate with another flow guiding sheet arranged outside the inner container, so as to increase the flow area of the flow guiding channel, effectively improve the foaming efficiency and quality of the foaming material in the cavity of the inner container and the box shell, and integrate the flow guiding sheet and the air return pipe sheath to reduce the manufacturing cost, reduce the field operation, and improve the production efficiency.
It should be understood that although the present description refers to embodiments, not every embodiment contains only a single technical solution, and such description is for clarity only, and those skilled in the art should make the description as a whole, and the technical solutions in the embodiments can also be combined appropriately to form other embodiments understood by those skilled in the art.
The above-listed detailed description is only a specific description of a possible embodiment of the present invention, and they are not intended to limit the scope of the present invention, and equivalent embodiments or modifications made without departing from the technical spirit of the present invention should be included in the scope of the present invention.
Claims (10)
1. The utility model provides a refrigerator, refrigerator includes the box, the box is ultra-thin foaming box, and it includes case shell and inner bag, the inner bag is placed in the case shell, its characterized in that still includes:
the first flow guide part and the second flow guide part are arranged between the box shell and the inner container at intervals, wherein the first flow guide part and the second flow guide part are respectively tightly attached to the rear wall of the inner container and the rear wall of the box shell to form a vertically extending flow guide channel;
the first flow guide part is a flat sheet-shaped first flow guide sheet; the box body also comprises an air return pipe, and at least one clamping hook is formed on the first flow guide sheet; the at least one clamping hook is clamped with the air return pipe, so that the first flow deflector is fixed on the outer side of the rear wall of the inner container.
2. The refrigerator of claim 1, wherein: the second flow guide part is a flat sheet-shaped second flow guide sheet; the first flow deflector and the second flow deflector are respectively assembled on the outer side of the rear wall of the inner container in advance.
3. The refrigerator as claimed in claim 2, wherein the at least one hook is disposed on a side of the first baffle away from the second baffle.
4. The refrigerator as claimed in claim 2, wherein the second baffle is adhesively fixed to an outer side of the rear wall of the inner container by an adhesive layer.
5. The refrigerator as claimed in claim 4, wherein a first fin and a second fin extend from opposite sides of the second guide vane, the first fin and the second fin extend in opposite directions, and the adhesive layers are disposed on the bottom surface of the first fin and the bottom surface of the second fin, respectively.
6. The refrigerator of claim 2, wherein the first baffle comprises a first stiff layer and a first deformable layer; the second guide vane comprises a second hard layer and a second deformation layer; the first deformation layer and the second deformation layer are respectively adjacent to the rear wall of the box shell, and the first hard layer and the second hard layer are respectively adjacent to the rear wall of the inner container.
7. The refrigerator of claim 6, wherein the first deformation layer comprises a first arc surface and the second deformation layer comprises a second arc surface, wherein the first arc surface and the second arc surface are symmetrically arranged with respect to a center line of the air guide channel.
8. The refrigerator of claim 6 wherein the ratio of the height of the first stiff layer to the height of the first deformable layer is 1/2-2/3; the ratio of the height of the second hard layer to the height of the second deformation layer is 1/2-2/3.
9. The refrigerator of claim 6, wherein the first baffle and the second baffle are respectively formed by a soft and hard co-extrusion process.
10. The refrigerator as claimed in claim 1, further comprising a foaming layer, wherein the foaming liquid flows between the cabinet case and the inner container through the guide passage, and the foaming layer is formed through a foaming process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010128068.3A CN111486652B (en) | 2020-02-28 | 2020-02-28 | Refrigerator with a door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010128068.3A CN111486652B (en) | 2020-02-28 | 2020-02-28 | Refrigerator with a door |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111486652A CN111486652A (en) | 2020-08-04 |
| CN111486652B true CN111486652B (en) | 2022-01-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010128068.3A Active CN111486652B (en) | 2020-02-28 | 2020-02-28 | Refrigerator with a door |
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| CN (1) | CN111486652B (en) |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010276310A (en) * | 2009-05-29 | 2010-12-09 | Hitachi Appliances Inc | Refrigerator having vacuum heat insulating material |
| CN102166803B (en) * | 2011-01-05 | 2014-06-18 | 合肥美的电冰箱有限公司 | Foaming apparatus, foaming process and foaming process of refrigerating device |
| CN104260264B (en) * | 2011-01-05 | 2017-01-25 | 合肥美的电冰箱有限公司 | Foaming equipment, foaming technology and foaming technology of refrigeration plant |
| CN202045881U (en) * | 2011-01-24 | 2011-11-23 | 合肥美菱股份有限公司 | Negative-pressure foaming equipment for refrigerator |
| WO2013091176A1 (en) * | 2011-12-20 | 2013-06-27 | 合肥美的荣事达电冰箱有限公司 | Refrigerator, door liner and manufacturing process for door liner |
| CN106885433A (en) * | 2017-04-26 | 2017-06-23 | 合肥美菱股份有限公司 | A kind of transparent refrigerator door body with touch screen structure |
| TR201706514A2 (en) * | 2017-05-03 | 2018-11-21 | Arcelik As | A COOLER THAT IS PROVIDED TO DISTRIBUTE INSULATION MATERIAL IN THE INSULATION VOLUME |
| CN109702950A (en) * | 2018-11-09 | 2019-05-03 | 青岛海尔股份有限公司 | Refrigerator foaming diversion pipe and refrigerator |
| CN109968580A (en) * | 2019-03-28 | 2019-07-05 | 合肥华凌股份有限公司 | Refrigeration equipment and its production method |
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2020
- 2020-02-28 CN CN202010128068.3A patent/CN111486652B/en active Active
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