Air duct assembly universal for double-door single-double system and refrigerator

Abstract

The utility model discloses a double-door single-double system universal air duct assembly which comprises a first refrigeration air duct assembly and a second refrigeration air duct assembly, and the second refrigeration air duct assembly and the first refrigeration air duct assembly are arranged to be of an integrated structure or a split independent structure. Wherein the first refrigeration air duct assembly is formed by installing a first refrigeration air cover and a first refrigeration air cavity in a matched mode, the second refrigeration air duct assembly passes through a second refrigeration air cover and a second refrigeration air cavity, and the first refrigeration air cavity communicates with the second refrigeration air cavity. The air duct assembly serves as a universal component and can be applied to a single-system or double-system refrigerator product for use, and the refrigerator container for bearing and installing the air duct assembly is also designed to be a universal piece used on the single-system or double-system refrigerator product by optimizing the structures of the first refrigeration air duct assembly and the second refrigeration air duct assembly. The problems that in the switching production process of single-system and double-system refrigerator products, an air duct assembly or refrigerator liner plastic uptake mold and a refrigerator body foaming mold are not universal, and the air duct assembly or refrigerator liner materials are not universal are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of refrigerator refrigeration air duct components, and in particular to a universal air duct component for double-door single-system and a refrigerator. Background Art

[0002] According to different product positioning and prices, refrigerator products are divided into single-system and dual-system, that is, a single refrigeration system or two refrigeration systems. The single system is simple and practical, while the dual system has better preservation effect. The two refrigeration systems have different requirements for the adaptability of the cabinet and air duct structure. Therefore, single-system and dual-system refrigerators need to respectively produce air duct components and their sub-component molds, cabinet liner blister, cabinet foaming mold and other components with different structures during the production process. Therefore, how to maximize the universal single and double system parts has positive significance for reducing the types of molds and simplifying production line operations.

[0003] The existing single and double systems of refrigerators have different requirements for refrigeration characteristic parameters, and the air duct components and box liner related molds are different, resulting in an exponential increase in the types of molds and materials, and easy confusion and chaos on the production site; how to achieve the maximum degree of commonality of various components under the conditions of single and double systems and meet the mold design requirements has become an urgent problem to be solved. Utility Model Content

[0004] The utility model aims to provide a universal air duct assembly and refrigerator for single and double system double-door products, which improves the universality of the air duct assembly of refrigerators with single and double system products, reduces the investment in new parts molds, and solves the related problems raised in the background technology.

[0005] The purpose of the utility model can be achieved through the following technical solutions:

[0006] A universal air duct assembly for single and double systems of split doors, comprising:

[0007] Refrigeration air duct component 1;

[0008] Refrigeration duct component 2, which is an integral structure or a separate structure with the refrigeration duct component 1;

[0009] Among them, the refrigeration air duct component 1 is formed by the cooperation and installation of the refrigeration air hood 1 and the refrigeration air cavity 1, and the refrigeration air duct component 2 is formed by the refrigeration air hood 2 and the refrigeration air cavity 2, and the refrigeration air cavity 1 is connected to the refrigeration air cavity 2.

[0010] A refrigerator having a single-system circulation air path, wherein the single-system circulation air path is a connected air path formed by a first refrigeration air cavity, a second refrigeration air cavity and a freezing air duct;

[0011] The first air storage chamber is arranged on the first refrigeration air hood, and is installed in cooperation with the first refrigeration air hood to form a first refrigeration air duct assembly; the second refrigeration air chamber is arranged on the second refrigeration air hood, and is installed in cooperation with the second refrigeration air hood to form a second refrigeration air duct assembly;

[0012] The freezing air duct is arranged in the freezing chamber and is installed in cooperation with the freezing chamber to form a freezing air duct assembly. The freezing air duct is provided with a freezing fan and a freezing evaporator which are installed in cooperation with the freezing chamber. The air in the refrigerating chamber is returned to the freezing evaporator through the return air mouth at the bottom of the box, and the refrigerated air in the freezing chamber is taken into the refrigerating air cavity 2 and the refrigerating air cavity 1 through the air inlet mouth at the bottom of the box, and is diverted to the corresponding refrigerating chamber.

[0013] As a further solution of the utility model: the refrigeration fan is arranged near one end of the air inlet cavity and is installed in the freezing chamber.

[0014] As a further solution of the utility model: the refrigeration evaporator is arranged close to one end of the return air intake and is installed in the freezing chamber.

[0015] A refrigerator having a dual-system circulating air path, wherein one of the dual-system circulating air paths is a connecting air path formed by a first refrigerating air cavity, a second refrigerating air cavity and a third refrigerating air cavity;

[0016] The first air storage chamber is arranged on the first refrigeration air hood, and is installed in cooperation with the first refrigeration air hood to form a first refrigeration air duct assembly; the second refrigeration air chamber is arranged on the second refrigeration air hood, and is installed in cooperation with the second refrigeration air hood to form a second refrigeration air duct assembly;

[0017] The refrigeration air cavity three is arranged on the refrigeration air hood three, and is installed in cooperation with the refrigeration air hood three to form a refrigeration air duct assembly three. The refrigeration air cavity three is provided with a refrigeration fan and a refrigeration evaporator installed in cooperation with the refrigeration air hood three. The circulating air of the refrigeration air cavity three is refrigerated through the refrigeration evaporator, and is introduced into the refrigeration air cavity two and the refrigeration air cavity one through the refrigeration fan, and is diverted to the corresponding refrigeration room.

[0018] As a further solution of the utility model: the refrigeration fan is arranged close to the circulation air inlet end of the refrigeration air cavity 2, and is installed on the refrigeration air hood 3.

[0019] As a further solution of the utility model: the refrigeration evaporator is arranged close to the circulation return air outlet end of the refrigeration air cavity three, and is installed on the refrigeration air hood three.

[0020] Beneficial effects of the utility model:

[0021] (1) The air duct assembly of the present application can be used as a universal component in single-system or dual-system refrigerator products. By optimizing the structure of the refrigeration air duct assembly 1 and the refrigeration air duct assembly 2, the box liner carrying and installing the air duct assembly is also designed as a universal part for use in single-system or dual-system refrigerator products, thereby solving the problem of the non-universality of the air duct assembly or box liner blister and box body foaming molds, as well as the non-universality of the air duct assembly or box liner materials during the switching production process of single-system and dual-system refrigerator products;

[0022] (2) The air duct assembly mold and materials of the present application are universal, and the box liner blister and box body foaming molds are universal, which can save mold cost investment and reduce the types of production materials, which is beneficial to mold and material management;

[0023] (3) During the refrigeration use of the single-system refrigerator of the present application, the air duct assembly is used as a universal component, and the single system realizes the circulation of refrigerated air between the freezer compartment and the refrigerator compartment;

[0024] (4) During the use of the dual-system refrigeration of the refrigerator of the present application, the air duct assembly is used as a universal component, and the refrigeration air circulation in the refrigerator room can be realized under the dual-system refrigeration conditions. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] The utility model is further described below in conjunction with the accompanying drawings.

[0026] Figure 1 It is a schematic diagram of the structure of the refrigeration air duct assembly 1 and the refrigeration air duct assembly 2 of the utility model as common parts;

[0027] Figure 2 It is a cross-sectional structural schematic diagram of a refrigeration air duct assembly of the utility model;

[0028] Figure 3 It is a schematic diagram of the combined structure of the refrigerator refrigeration components of the dual-system product of the utility model;

[0029] Figure 4 It is a cross-sectional schematic diagram of the combined assembly of the refrigerator refrigeration components of the dual-system product of the utility model;

[0030] Figure 5 This is a schematic diagram of a single-system air circulation structure provided on a refrigerator of the utility model;

[0031] Figure 6 It is a schematic cross-sectional structure diagram of a freezing air duct assembly of a single-system refrigerator of the utility model;

[0032] Figure 7 It is a cross-sectional view of an air inlet cavity provided between the freezing air duct assembly and the box liner of a single-system product refrigerator of the utility model;

[0033] Figure 8This is a cross-sectional view of a return air cavity provided between the freezing air duct assembly and the box liner of a single-system product refrigerator of the utility model;

[0034] Fig. 9 The utility model is a schematic diagram of a double-system air circulation structure provided on a refrigerator.

[0035] In the figure: 1. Refrigeration air duct assembly 1; 10. Refrigeration air hood 1; 11. Refrigeration air cavity 1; 2. Refrigeration air duct assembly 2; 20. Refrigeration air hood 2; 21. Refrigeration air cavity 2; 3. Refrigeration air duct assembly 3; 30. Refrigeration air hood 3; 31. Refrigeration air cavity 3; 32. Refrigeration fan; 33. Refrigeration evaporator; 4. Refrigeration air duct assembly; 40. Refrigeration fan; 41. Refrigeration evaporator; 5. Air inlet port; 6. Box liner; 7. Return air port. DETAILED DESCRIPTION

[0036] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0037] In the description of the present invention, it should be understood that the terms indicating orientation or positional relationship are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention; in the description of the present invention, "multiple" and "several" mean at least two, for example two, three, etc., unless otherwise clearly and specifically defined.

[0038] See also Figures 1 to 4 As shown, the utility model is a universal air duct assembly for double-door single-systems, including a refrigeration air duct assembly 1 and a refrigeration air duct assembly 2, wherein the refrigeration air duct assembly 2 and the refrigeration air duct assembly 1 are arranged as an integral structure or as a separate structure; wherein the refrigeration air duct assembly 1 is formed by the coordinated installation of a refrigeration air hood 10 and a refrigeration air cavity 1 11, and the refrigeration air duct assembly 2 is arranged through a refrigeration air hood 20 and a refrigeration air cavity 21, and the refrigeration air cavity 11 and the refrigeration air cavity 21 are connected.

[0039] The air duct assembly of the present application can be used in single-system or dual-system refrigerator products as a universal component. By optimizing the structure of the refrigeration air duct assembly 1 and the refrigeration air duct assembly 2, the box liner 6 that carries and installs the air duct assembly is also designed to be a universal part used in single-system or dual-system refrigerator products. This solves the problem of the non-universality of the blister and foaming molds of the air duct assembly or the box liner 6 and the non-universality of the materials of the air duct assembly or the box liner 6 during the switching production process of single-system and dual-system refrigerator products.

[0040] Example 1

[0041] Combination Figure 1 to Figure 2 As shown Figures 5 to 8 As shown, a refrigerator has a single-system circulation air path, and the single-system circulation air path is a connected air path formed by a refrigeration air cavity 11, a refrigeration air cavity 21 and a freezing air duct.

[0042] Among them, the air storage chamber 1 is arranged on the refrigeration air hood 10, and is installed in conjunction with the refrigeration air hood 10 to form a refrigeration air duct assembly 1; the refrigeration air chamber 21 is arranged on the refrigeration air hood 20, and is installed in conjunction with the refrigeration air hood 20 to form a refrigeration air duct assembly 22.

[0043] The freezing air duct is arranged in the freezing chamber and is installed in cooperation with the freezing chamber to form a freezing air duct assembly 4. The freezing air duct is provided with a freezing fan 40 and a freezing evaporator 41 which are installed in cooperation with the freezing chamber. The air in the cold storage chamber is returned to the freezing evaporator 41 through the return air mouth 7 at the bottom of the box 6. The refrigerated air in the freezing chamber is introduced into the cold storage air cavity 21 and the cold storage air cavity 1 11 through the air inlet mouth 5 at the bottom of the box 6, and is diverted to the corresponding cold storage room.

[0044] During the single-system refrigeration use of the refrigerator of the present application, the refrigerant is throttled and depressurized by the capillary tube and flows to the surface of the freezing evaporator 41 for evaporative refrigeration, and is transferred to the cold storage room through the freezing air duct assembly 4 and the air inlet port 5 by the freezing fan 40, and is respectively transmitted to the corresponding compartment positions by the cold storage air duct assembly 1 and the cold storage air duct assembly 2 2, and the air in the cold storage room can be returned to the freezing room through the return air port 7, and the freezing evaporator 41 is used again for circulating evaporative refrigeration, and the single system realizes the circulation of refrigerated air between the freezing room and the cold storage room.

[0045] In this embodiment, the refrigeration fan 40 is arranged near one end of the air inlet port 5 and is installed in the freezing chamber. The refrigeration fan 40 can speed up the transfer of refrigerated air into the cold storage chamber and ensure that the wind pressure is transferred to the top of the cold storage chamber to evenly cool the cold storage chamber.

[0046] In this embodiment, the freezing evaporator 41 is arranged near one end of the return air opening 7 and is installed in the freezing chamber so that the air returned from the refrigerating chamber to the freezing chamber can be evaporated and cooled by the freezing evaporator 41.

[0047] Example 2

[0048] Combination Figure 3 , Figure 4 as well as Fig. 9 As shown, a refrigerator has a dual-system circulating air path, one of the dual-system circulating air paths is a connecting air path formed by a refrigerating air cavity 11, a refrigerating air cavity 21 and a refrigerating air cavity 31.

[0049] Among them, the air storage chamber 1 is arranged on the refrigeration air hood 10, and is installed in conjunction with the refrigeration air hood 10 to form a refrigeration air duct assembly 1; the refrigeration air chamber 21 is arranged on the refrigeration air hood 20, and is installed in conjunction with the refrigeration air hood 20 to form a refrigeration air duct assembly 22.

[0050] The refrigeration air cavity three 31 is arranged on the refrigeration air hood three 30, and is installed in cooperation with the refrigeration air hood three 30 to form a refrigeration air duct assembly three 3. The refrigeration air cavity three 31 is provided with a refrigeration fan 32 and a refrigeration evaporator 33 installed in cooperation with the refrigeration air hood three 30. The circulating air of the refrigeration air cavity three 31 is cooled by the refrigeration evaporator 33, and is blown into the refrigeration air cavity two 21 and the refrigeration air cavity one 11 through the refrigeration fan 32, and is diverted to the corresponding refrigeration room.

[0051] During the dual-system refrigeration use of the refrigerator of the present application, the refrigerant evaporates and cools through the surface of the refrigeration evaporator 33, and circulates and supplies air through the refrigeration fan 32 built into the refrigeration air duct component three 3, so that the pumped airflow can be transmitted to the refrigeration air duct component two 2 and the refrigeration air duct component one 1 until it is transmitted to the corresponding compartment position, and the air in the refrigeration room can be returned to the refrigeration air duct component three 3, and the refrigeration air circulation in the refrigeration room can be realized under the dual-system refrigeration conditions.

[0052] In this embodiment, the refrigeration fan 32 is arranged near the circulation air inlet end of the refrigeration air chamber 21, and is installed on the refrigeration air hood 30. The refrigeration fan 32 can accelerate the circulation of refrigeration air in the refrigeration room and ensure that the wind pressure is transmitted to the top of the refrigeration room to evenly cool the refrigeration room.

[0053] In this embodiment, the refrigeration evaporator 33 is arranged near the circulating return air outlet end of the refrigeration air chamber 31, and is installed on the refrigeration air hood 30 so that the return air in the refrigeration room can be evaporated and cooled through the refrigeration evaporator 33.

[0054] It should be understood that during the assembly of the air duct assembly of the present application, the air duct assembly can make full use of the injection molded part's snap-on locking structure by setting a flap-down connection structure between the air duct assembly and the box 6, and then use a small number of screws to fasten and install the air duct assembly and the box 6, thereby achieving the goal of both fastening the air duct and saving the screw installation process, which is efficient and time-saving; in addition, during the switching production process of single- and double-system refrigerator products, the box 6 is universal, and there is no need to increase the investment in the box 6 mold.

[0055] The above is a detailed description of an embodiment of the utility model, but the content is only a preferred embodiment of the utility model and cannot be considered to limit the scope of implementation of the utility model. All equivalent changes and improvements made within the scope of application of the utility model should still fall within the scope of the patent coverage of the utility model.

Claims

1. A universal air duct assembly for single and double systems of double doors, characterized in that: include: Refrigeration duct assembly one (1); A second refrigeration duct assembly (2) which is an integral structure or a separate structure with the first refrigeration duct assembly (1); The refrigeration air duct assembly 1 (1) is formed by the cooperation and installation of a refrigeration air hood 1 (10) and a refrigeration air cavity 1 (11); the refrigeration air duct assembly 2 (2) is formed by a refrigeration air hood 2 (20) and a refrigeration air cavity 2 (21); and the refrigeration air cavity 1 (11) is connected to the refrigeration air cavity 2 (21).

2. A refrigerator, characterized in that: The refrigerator has a single-system circulating air path, wherein the single-system circulating air path is a connected air path formed by a refrigerating air cavity 1 (11), a refrigerating air cavity 2 (21) and a freezing air duct; Wherein, the air storage chamber 1 is arranged on the refrigeration air hood 1 (10), and is installed in cooperation with the refrigeration air hood 1 (10) to form a refrigeration air duct assembly 1 (1); the refrigeration air chamber 2 (21) is arranged on the refrigeration air hood 2 (20), and is installed in cooperation with the refrigeration air hood 2 (20) to form a refrigeration air duct assembly 2 (2); The freezing air duct is arranged in the freezing chamber and is installed in cooperation with the freezing chamber to form a freezing air duct assembly (4). The freezing air duct is provided with a freezing fan (40) and a freezing evaporator (41) installed in cooperation with the freezing chamber. The air in the cold storage chamber is returned to the freezing evaporator (41) through the return air opening (7) at the bottom of the box (6). The refrigerated air in the freezing chamber is introduced into the second cold storage air chamber (21) and the first cold storage air chamber (11) through the air inlet opening (5) at the bottom of the box (6), and is diverted to the corresponding cold storage room.

3. A refrigerator according to claim 2, characterized in that: The refrigeration fan (40) is arranged near one end of the air inlet cavity (5) and is installed in the freezing chamber.

4. A refrigerator according to claim 2, characterized in that: The freezing evaporator (41) is arranged close to one end of the return air opening (7) and is installed in the freezing chamber.

5. A refrigerator, characterized in that: The refrigerator has a dual-system circulating air path, wherein one of the dual-system circulating air paths is a connected air path formed by a refrigerating air cavity 1 (11), a refrigerating air cavity 2 (21) and a refrigerating air cavity 3 (31); Wherein, the air storage chamber 1 is arranged on the refrigeration air hood 1 (10), and is installed in cooperation with the refrigeration air hood 1 (10) to form a refrigeration air duct assembly 1 (1); the refrigeration air chamber 2 (21) is arranged on the refrigeration air hood 2 (20), and is installed in cooperation with the refrigeration air hood 2 (20) to form a refrigeration air duct assembly 2 (2); The refrigeration air chamber three (31) is arranged on the refrigeration air hood three (30), and is installed in cooperation with the refrigeration air hood three (30) to form a refrigeration air duct assembly three (3). The refrigeration air chamber three (31) is provided with a refrigeration fan (32) and a refrigeration evaporator (33) which are installed in cooperation with the refrigeration air hood three (30). The circulating air of the refrigeration air chamber three (31) is cooled by the refrigeration evaporator (33), and is introduced into the refrigeration air chamber two (21) and the refrigeration air chamber one (11) through the refrigeration fan (32), and is diverted to the corresponding refrigeration room.

6. A refrigerator according to claim 5, characterized in that: The refrigeration fan (32) is arranged close to the circulating air inlet end of the second refrigeration air chamber (21), and is installed on the third refrigeration air hood (30).

7. The refrigerator according to claim 5, characterized in that: The refrigeration evaporator (33) is arranged close to the circulating return air outlet end of the refrigeration air chamber three (31), and is installed on the refrigeration air hood three (30).

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