CN211903476U - Anti-condensation refrigerator door - Google Patents
Anti-condensation refrigerator door Download PDFInfo
- Publication number
- CN211903476U CN211903476U CN202020286087.4U CN202020286087U CN211903476U CN 211903476 U CN211903476 U CN 211903476U CN 202020286087 U CN202020286087 U CN 202020286087U CN 211903476 U CN211903476 U CN 211903476U
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- Prior art keywords
- door
- door body
- cover plate
- heat
- panel
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- 238000009833 condensation Methods 0.000 title claims abstract description 33
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 21
- 229910021389 graphene Inorganic materials 0.000 claims abstract description 21
- 238000005187 foaming Methods 0.000 claims abstract description 13
- 239000000463 material Substances 0.000 claims abstract description 11
- 238000004321 preservation Methods 0.000 claims abstract description 11
- 238000007789 sealing Methods 0.000 claims abstract description 11
- 239000011248 coating agent Substances 0.000 claims abstract description 8
- 238000000576 coating method Methods 0.000 claims abstract description 8
- 239000011521 glass Substances 0.000 claims description 3
- 238000009413 insulation Methods 0.000 claims description 3
- 229910052751 metal Inorganic materials 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 230000005494 condensation Effects 0.000 abstract description 24
- 239000004020 conductor Substances 0.000 abstract description 3
- 229910002804 graphite Inorganic materials 0.000 abstract description 2
- 239000010439 graphite Substances 0.000 abstract description 2
- -1 graphite alkene Chemical class 0.000 abstract description 2
- 229910052755 nonmetal Inorganic materials 0.000 description 7
- 229910052782 aluminium Inorganic materials 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 238000007710 freezing Methods 0.000 description 3
- 230000008014 freezing Effects 0.000 description 3
- 230000017525 heat dissipation Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000005057 refrigeration Methods 0.000 description 2
- 239000004411 aluminium Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
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- Refrigerator Housings (AREA)
Abstract
The utility model discloses a prevent condensation refrigerator door relates to refrigerator door technical field. The utility model comprises a heat preservation door body composed of a foaming layer, wherein the heat preservation door body comprises a door body panel at the outer side and an inner container at the inner side; a foaming layer is filled between the door body panel and the inner container; the side surface of the heat preservation door is provided with a door cover plate for covering the side surface of the foaming side; the two sides of the door cover plate are respectively connected with the inner container and the door body panel; a sealing strip is arranged between the door cover plate and the inner container; the graphene heat conduction layer is formed by coating graphene heat conduction materials on the inner side surface of the door cover plate and the inner side surface of the door panel. The utility model forms a graphene heat conducting layer by coating the inner side surface of the door cover plate and the inner side surface of the door body panel with graphene heat conducting materials; with the help of the better graphite alkene heat-conducting layer of heat conductivity with the door body panel or through the heat transfer of seal strip to the lower door cover board department of temperature to improve the surface temperature at door cover board position, thereby reduce the condensation phenomenon.
Description
Technical Field
The utility model belongs to the technical field of the refrigerator door, especially, relate to a prevent condensation refrigerator door.
Background
When high-temperature and high-humidity gas meets a low-temperature object, the gas is condensed into liquid on the surface of the low-temperature object when the temperature is below the dew point temperature of the environment temperature, and the condensation phenomenon is generated. In recent years, the strength of the air-cooled multi-door refrigerator is increased, the condensation risk of the refrigerator is increased after the refrigeration circulation in the refrigerator is changed from the original refrigeration natural convection to the forced convection, and the probability of condensation outside the refrigerator is increased due to the increase of the number of the refrigerator doors. In order to deal with the complaint of the external condensation on the market, refrigerator production enterprises raise the assessment standards of the external condensation of the refrigerator so as to meet the requirements of users. The refrigerator door cover part has complex heat transfer and is a difficult point of the refrigerator external condensation.
As shown in fig. 1, the freezing door body a and the freezing door body B are provided with non-metal door cover plates, and the phenomenon of condensation on the door cover plates of the refrigerator is caused by leakage of cold air in the refrigerator. At present, the method for solving condensation is to add an anti-condensation pipe in a flange groove of a liner of a refrigerator body and increase the temperature of a joint of the refrigerator door and the refrigerator body by means of heat dissipation of a refrigerating system. However, the cooling system has limited heat dissipation, the problem of condensation on the beam between the two door bodies of the refrigerator can be solved by the method, if the external environment humidity continues to rise, and the distance D between the freezing door body A and the door body B of the refrigerator is smaller, the convection heat exchange between the refrigerator door cover plate, the door handle and the external air can be influenced, and the condensation is often generated at the door cover plates of the door body A and the door body B.
The condensation principle is as follows: as shown in the schematic view of the sectional structure of the refrigerator door in fig. 2, because the coefficient of thermal conductivity of the non-metal door cover plate or the door handle is small, a small amount of cold energy which is led out through the insulating layer of the refrigerator or leaked from the sealing strip can not be led out well, and the cold energy can be gathered at the non-metal door cover plate or the door handle, so that the condensation phenomenon appears on the surface of the door body. In order to alleviate the condensation at this place, there is utility model patent CN201420340113.1 a refrigerator door pastes the aluminium material in order to promote the heat conduction condition of nonmetal door cover board at the door cover internal surface. As shown in the simplified diagram of the refrigerator door cover plate structure in fig. 3, the door rib protrusion 302 is present on the inner surface of the door cover plate to enhance the strength of the door body, and because the aluminum material is difficult to completely adhere to the inner surfaces of the door cover plate and the door handle in actual use, the aluminum material is often damaged or partially contacts with the inner surface, and a complete heat conduction path cannot be formed, thereby leading to the problem of poor consistency of solving condensation.
The utility model provides a prevent condensation refrigerator door for solve above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an anti-condensation refrigerator door, which is formed by coating graphene heat conduction materials on the inner side surface of a door cover plate and the inner side surface of a door body panel; with the help of the better graphite alkene heat-conducting layer of heat conductivity with the door body panel or through the heat transfer of seal strip to the lower door cover board department of temperature to improve the surface temperature at door cover board position, thereby reduce the condensation phenomenon.
In order to solve the technical problem, the utility model discloses a realize through following technical scheme:
the utility model relates to an anti-condensation refrigerator door, which comprises a heat preservation door body consisting of a foaming layer, wherein the heat preservation door body comprises a door body panel at the outer side and an inner container at the inner side; a foaming layer is filled between the door body panel and the inner container; the side surface of the heat-insulating door is provided with a door cover plate for covering the side surface of the foaming side; the two sides of the door cover plate are respectively connected with the inner container and the door body panel; a sealing strip is arranged between the door cover plate and the inner container; the graphene heat conduction layer is formed by coating graphene heat conduction materials on the inner side surface of the door cover plate and the inner side surface of the door body panel.
Preferably, the door body panel is a metal panel, a glass panel or a plastic panel.
Preferably, when the heat preservation door body is closed, the sealing strip seals the outer edges of the heat preservation door body and the refrigerator door body.
The utility model discloses an aspect has following beneficial effect:
1. the utility model forms a graphene heat conducting layer by coating the inner side surface of the door cover plate and the inner side surface of the door body panel with graphene heat conducting materials; the heat of the door panel or the heat of the sealing strip is transferred to the door cover plate with lower temperature by the graphene heat conducting layer with better heat conductivity, so that the surface temperature of the door cover plate is improved, the condensation phenomenon is reduced, and the condensation reliability of the refrigerator is improved;
2. the utility model utilizes the ultra-strong heat conduction performance of graphene, can greatly improve the heat conduction performance of the door cover plate and reduce the risk of condensation on the cover plate of the refrigerator door; the graphene is sprayed to the inner surface of the door cover plate or the door handle, is not limited by the structure of the door cover plate, forms an effective heat conduction path, is simple and feasible, and can improve the production efficiency and the reliability of condensation prevention.
Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic view of a multi-door refrigerator in the background art of the present invention;
fig. 2 is a schematic view of a horizontal section of the anti-condensation refrigerator door of the present invention;
FIG. 3 is a schematic view of the cover plate structure of the refrigerator door of the present invention;
in the drawings, the components represented by the respective reference numerals are listed below:
the door comprises a door body panel 1, a graphene heat conduction layer 2, a door cover plate 3, an inner container 4, a sealing strip 5 and a door rib strip protrusion 302.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "open hole", "upper", "middle", "length", "inner", etc. indicate positional or orientational relationships and are merely for convenience of description and simplicity of description, and do not indicate or imply that the referenced component or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Referring to fig. 1-3, the present invention relates to an anti-condensation refrigerator door, which comprises a thermal insulation door body formed by a foaming layer, wherein the thermal insulation door body comprises an outer door body panel 1 and an inner container 4 positioned at the inner side, specifically, the door body panel 1 is a metal panel, a glass panel or a plastic panel; a foaming layer is filled between the door body panel 1 and the inner container 4; the side surface of the heat preservation door is provided with a door cover plate 3 which covers the side surface of the foaming side; the two sides of the door cover plate 3 are respectively connected with the inner container 4 and the door body panel 1, actually, the door cover plate 3 is U-shaped, and the two side arms of the door cover plate 3 are respectively positioned at the inner side of the inner container 4 and the inner side of the door body panel 1; a sealing strip 5 is arranged between the door cover plate 3 and the inner container 4, and particularly, when the heat-preservation door body is closed, the sealing strip 5 seals the heat-preservation door body and the outer edge of the refrigerator door body; the graphene heat conduction layer 2 is formed by coating graphene heat conduction materials on the inner side surface of the door cover plate 3 and the inner side surface of the door body panel 1.
When the utility model is used in practice, the graphene heat conducting material can be arranged in the foaming layer and sprayed on the inner surfaces of the nonmetal cover plates 3 and the door body panel 1 to form the graphene heat conducting layer 2; although the heat conductivity coefficient of the nonmetal door cover plate 3 is small, the heat of the door panel 1 or the heat of the sealing strip 5 can be transferred to the door cover plate 3 with lower temperature by means of the graphene heat conduction layer 2 with better heat conductivity, so that the surface temperature of the door cover plate 3 is improved, and the condensation phenomenon is reduced; in addition, the graphene heat conduction material can also be sprayed on the outer surface of the door cover plate 3, so long as the contact structure is used for connecting the refrigerator door panel 1 and the nonmetal door cover plate 3 and mutually transferring heat; in consideration of practical circumstances, it is preferable to spray the coating on the inner surface of the door cover 3.
In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.
Claims (3)
1. The utility model provides an anti-condensation refrigerator door, includes the heat preservation door body that constitutes by the foaming layer, its characterized in that:
the heat-insulation door body comprises a door body panel (1) on the outer side and an inner container (4) on the inner side; a foaming layer is filled between the door body panel (1) and the inner container (4); the side surface of the heat-insulating door is provided with a door cover plate (3) covering the side surface of the foaming side; the two sides of the door cover plate (3) are respectively connected with the inner container (4) and the door body panel (1); a sealing strip (5) is arranged between the door cover plate (3) and the inner container (4); the graphene heat conduction layer (2) is formed by coating graphene heat conduction materials on the inner side surface of the door cover plate (3) and the inner side surface of the door body panel (1).
2. The refrigerator door according to claim 1, wherein the door panel (1) is a metal panel, a glass panel or a plastic panel.
3. The anti-condensation refrigerator door according to claim 1 or 2, characterized in that the sealing strip (5) seals the insulated door body and the outer edge of the refrigerator door body when the insulated door body is closed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020286087.4U CN211903476U (en) | 2020-03-10 | 2020-03-10 | Anti-condensation refrigerator door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020286087.4U CN211903476U (en) | 2020-03-10 | 2020-03-10 | Anti-condensation refrigerator door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211903476U true CN211903476U (en) | 2020-11-10 |
Family
ID=73321862
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020286087.4U Active CN211903476U (en) | 2020-03-10 | 2020-03-10 | Anti-condensation refrigerator door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211903476U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111174516A (en) * | 2020-01-20 | 2020-05-19 | 海信容声(广东)冰箱有限公司 | freezer |
| CN115355654A (en) * | 2022-08-18 | 2022-11-18 | 长虹美菱股份有限公司 | Condensation-preventing refrigerator door and refrigerator |
-
2020
- 2020-03-10 CN CN202020286087.4U patent/CN211903476U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111174516A (en) * | 2020-01-20 | 2020-05-19 | 海信容声(广东)冰箱有限公司 | freezer |
| CN115355654A (en) * | 2022-08-18 | 2022-11-18 | 长虹美菱股份有限公司 | Condensation-preventing refrigerator door and refrigerator |
| CN115355654B (en) * | 2022-08-18 | 2024-02-13 | 长虹美菱股份有限公司 | Anti-condensation refrigerator door body and refrigerator |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |