CN102162696A - Installation structure of refrigerator air duct assembly - Google Patents

Abstract

The invention provides an installation structure of an air duct assembly of a refrigerator, and in particular discloses a structure for installing and fixing the air duct assembly by arranging engaging parts and engaged parts on the air duct and partition plates. Specifically, the air duct assembly is installed in the storage room of the refrigerator, and a partition is fixed in the storage room. The storage room is divided into multiple chambers by the partitions. The air duct assembly is located on the rear side of the partition and is fixed on the back inner wall. An engaging portion is provided on the position of the air duct assembly corresponding to the partition plate, and an engaged portion is formed on the partition plate, and the air duct assembly is formed by engaging the engaging portion and the engaged portion. fixed. With the present invention, there is no need to use screws to fix the air duct assembly through the inside of the air duct assembly, which avoids troubles in operation, makes the fixing of the air duct assembly easier and more convenient in operation.

Description

Installation structure of refrigerator air duct assembly

technical field

The invention relates to an installation structure of a refrigerator air duct assembly.

Background technique

The refrigeration system of a refrigerator generally includes components such as a compressor, a condenser, a dry filter, a capillary tube, and an evaporator. Its power comes from the compressor, the dry filter is used to filter dirt and dry water, the capillary tube is used to throttle and reduce pressure, and the heat exchanger is a condenser and an evaporator. In addition, it also includes an air duct for guiding the circulation of the airflow. Among them, during the installation process of the refrigerator, the air duct and the evaporator need to be firmly pressed against the inner wall of the cabinet, so as to ensure the airtightness of the air duct and improve the cooling performance.

In the prior art, when fixing the air duct, generally, screws are directly fixed on the inner wall of the box through the air duct casing. For example, the Chinese patent with the authorized notification number CN2685755Y discloses a fixing device for fixing the air duct cavity of the indoor unit of the air conditioner based on a screw hole-screw column. The disadvantage of this type of technology is that when fixing the air duct shell, screws must be fixed to the target object through the inside of the air duct, which greatly increases the difficulty of assembly. At the same time, when screws are used to fix the air duct of the refrigerator, the airtightness of the front beam of the refrigerator is low, and cold air leakage is prone to occur, which will affect the cooling effect of the refrigerator.

Contents of the invention

In view of this, the main purpose of the present invention is to provide an installation structure for the air duct assembly of a refrigerator, which can realize the fixing of the air duct assembly without using screws, so that the fixing of the air duct assembly becomes easier and the operation is more convenient. .

In order to achieve the above object, the present invention provides an installation structure of a refrigerator air duct assembly, the air duct assembly is installed in the storage room of the refrigerator, a partition is fixed in the storage room, the storage room is divided into multiple chambers by the partition, and the air duct The assembly is located on the rear side of the partition and is fixed on the back inner wall. An engaging portion is provided on the position of the air duct assembly corresponding to the partition plate, and an engaged portion is formed on the partition plate, and the engaging portion and the engaged portion are engaged to secure the The air duct assembly is fixed.

Using the installation structure of the refrigerator air duct assembly of the present invention as described above, the fixing of the air duct assembly is realized by the engagement of the engaging portion formed on the air duct assembly and the engaged portion formed on the partition plate, Therefore, there is no need to use screws to fix the air duct assembly through the inside of the air duct assembly, which avoids troubles in operation, makes the fixing of the air duct assembly easier, and the operation is more convenient.

Preferably in the present invention, the front side of the storage room is provided with a front beam with a certain strength, the front side of the partition is fixed on the front beam, and the rear side of the partition is fixed on the air duct assembly .

With the above-mentioned installation structure of the refrigerator air duct assembly, since a partition is set between the front beam and the air duct assembly, the partition makes the air duct assembly tightly pressed to the back inner wall of the refrigerator box, so that in the front and rear directions The degrees of freedom of the air duct components are limited.

Preferably in the present invention, the engaging portion includes a boss formed on the air duct assembly, the engaged portion includes a stepped portion formed at the end of the partition, and the stepped portion overlaps the on the boss.

With such an installation structure of the air duct assembly of the refrigerator, through the engagement of the boss formed on the air duct assembly and the stepped portion formed on the partition, the air duct assembly can be restricted in the vertical direction and away from the back inner wall of the storage room. The movement in the direction, together with the back inner wall of the storage room, realizes the fixing of the air duct assembly.

Preferably in the present invention, the engaging part further includes a limiting part formed on the air duct assembly at a certain distance from the boss, and the end of the partition provided with the stepped part is in contact with the air duct The components are in contact, and the end portion is sandwiched between the limiting portion and the stepped portion of the air duct component.

With the installation structure of the air duct assembly of the refrigerator as described above, since the limiting portion is also formed on the air duct assembly, the end of the partition provided with the stepped portion is clamped in the limiting portion of the air duct assembly Between the stepped portion and the stopper, the end of the partition plate provided with the stepped portion can be prevented from lifting.

In the present invention, preferably, the stepped portion is formed over the entire length of the rear end portion of the partition, and the length of the boss is equal to the length of the stepped portion.

Since a stepped portion is formed on the entire length of the rear end of the partition, the airtightness of the partition at the rear end is ensured by engaging the stepped portion with a boss that is equal in length to the partition, thereby enabling Airtightness is ensured between chambers separated by partitions.

Preferably in the present invention, the front end of the partition is fixed on the front beam by screws. The left end and the right end of the dividing plate are respectively fixed on the left inner wall and the right inner wall of the storage chamber by screws.

By adopting the installation structure of the air duct assembly of the refrigerator as described above, the partition plate can be fixed more stably, so that it can be more reliably fixed to the air duct assembly.

Preferably in the present invention, a vertical partition is provided between the partition and the upper inner wall of the storage chamber.

With the above-mentioned installation structure of the refrigerator air duct assembly, since the vertical partition is provided between the partition and the upper inner wall of the storage room, the partition can be fixed more stably, so that it can be more reliable against the wind. Road components form a fixed.

Description of drawings

Fig. 1 is the rear oblique view of refrigerator box;

Fig. 2 is an internal schematic diagram of the installation structure of the air duct assembly of the refrigerator, which is a cross-sectional view in the direction A-A of Fig. 1;

Fig. 3 is an internal schematic diagram of the installation structure of the refrigerator air duct assembly, which is a sectional view along the B-B direction of Fig. 2;

Fig. 4 is a partial enlarged view corresponding to E in Fig. 2, which is a schematic diagram of the engaging part-the engaged part;

Fig. 5 is the schematic diagram of setting refrigerator air duct;

Fig. 6 is a schematic diagram of setting a horizontal partition;

Fig. 7 is a schematic diagram of setting vertical partitions.

Detailed ways

Specific embodiments of the present invention will be described in detail below with reference to the accompanying drawings. In the following description, unless otherwise specified, directions such as front, rear, left, and right all refer to the front (front), rear (back), left, and right directions of the refrigerator.

Fig. 1 shows the oblique view of the back of the refrigerator in order to illustrate the installation process of the air duct. As shown in Fig. 1, the storage room 100 of the refrigerator has an air duct assembly 200, a fan 700 and an evaporator 600 arranged in the air duct cavity During the installation process, the back of the air duct assembly 200 and the back of the evaporator 600 need to be firmly pressed against the back inner wall 110 of the storage room 100, so as to ensure the airtightness of the air duct system.

Fig. 2 is a cross-sectional view of the device corresponding to Fig. 1 along the direction A-A, and Fig. 3 is a cross-sectional view of the device corresponding to Fig. 2 along the direction B-B. As shown in FIG. 2 , the refrigerator has a storage room 100, and an inner container 120 is arranged in the storage room 100, and an evaporator 600 and an air duct assembly are arranged in a cavity surrounded by the inner container 120 and the back inner wall 110 of the storage room 100. 200 and the fan 700 have a supporting platform 300 on the storage room 100 near the bottom of the evaporator 600 . As shown in Figure 3, the storage room 100 of the refrigerator box is separated by the upper partition 411 and the lower partition 412 into a refrigerator compartment 610 arranged above, an ice-making compartment 620, a soft-freezing compartment 630 and a temperature-changing compartment 640 arranged in the middle. , and the freezer compartment 650 arranged at the bottom, wherein vents 660 are also arranged in each of the above-mentioned compartments.

As shown in Figures 2 and 3, at the front of the storage room 100, between the left inner wall 121 and the right inner wall 122, a front beam 510 is provided, and its two ends are respectively fixed on the corresponding left inner wall 121 and right inner wall 122 superior. On the left inner wall 121 and the right inner wall 122 of the storage room 100, a second boss 530 is formed, and the left and right sides of the upper partition 411 and the lower partition 412 are formed as stepped portions and supported on the second boss 530. , and the stepped portion is formed on the entire length in the left-right direction, and the length of the second boss 530 corresponds to it, thereby ensuring the sealing performance between the chambers.

Fig. 4 is a partial enlarged view at E in Fig. 2 . As shown in FIG. 4 , a stepped portion 220 is provided at the end of the lower partition 412 close to the air duct assembly 200; The boss 520 on which the shaped part 220 is stuck. The boss 520 corresponds to an engaging portion, and the stepped portion 220 corresponds to an engaged portion. By adopting the above-mentioned structure, on the one hand, the upper partition 412 and the lower partition 412 can divide the storage chamber 100 into the above-mentioned multiple chambers; The locking of the boss 520 on the air duct assembly 200 is used to fix the air duct assembly, so that there is no need to use screws to fix the air duct assembly 200 through the inside of the air duct assembly 200, which makes the operation more convenient.

Moreover, in this embodiment, as shown in FIG. 3, the stepped portion 220 is formed on the entire length of the rear end portion of the partition, and the length of the boss 520 is equal to the length of the stepped portion 220. A stepped portion 220 is formed on the entire length of the rear end of the partition, and the airtightness of the partition at the rear end is ensured by engaging the stepped portion 220 with a boss 520 equal in length to the partition. Airtightness between chambers separated by partitions can be ensured.

At the same time, as shown in FIG. 4 , on the air duct assembly 200 , a partition limiting portion 521 is provided above the boss 520 at a predetermined distance, so that the partition fixing part 521 restricts the lower partition 412 from approaching the air duct. The end of the assembly 200 is tilted upward. In this embodiment, the aforementioned boss 520 and partition limiting portion 521 are integrally formed on the air duct assembly 200, so that the boss 520 and the partition limiting portion 521 can be formed at the same time as the air duct assembly 200 is manufactured. .

As shown in Figure 2, the upper partition 411 and the lower partition 412 are respectively fixed on the front beam 510 by screws 511; as shown in Figure 3, the upper partition 411 and the lower partition 412 are respectively fixed on the left inner wall 121 by screws 531 And on the right inner wall 122. In this way, the partition plate can be fixed more stably through the screws 511 and the screws 531 , so that it can be more reliably fixed to the air duct assembly.

As shown in FIG. 3 , between the ice-making compartment 620 and the soft-freezing compartment 630 , a vertical partition 420 is also provided. In this way, since the vertical partition 420 is provided between the partition and the upper inner wall of the storage chamber 100 , the partition can be fixed more stably, so that it can be more reliably fixed to the air duct assembly 200 . However, the vertical partition 420 is not required to be provided, it mainly depends on the division of the refrigerator chamber, and it can also be omitted directly.

The installation process of the refrigerator air duct assembly of the present invention will be described below with reference to FIGS. 5-7 .

As shown in FIG. 5 , the air duct assembly 200 is moved to the back of the inner container 120 to be pressed against the back inner wall 110 .

As shown in Figure 6, an upper partition 411 and a lower partition 412 are provided between the front beam 510, the boss 520, and the second boss 530 to position the air duct assembly 200 in the front and rear directions, thereby restricting the air duct assembly. front and rear degrees of freedom. Between the front beam 510 and the partition, and between the left inner wall 121 and the right inner wall 122 and the partition, screws 511 and screws 531 are respectively arranged to fix the upper partition 411 and the lower partition 412, so that the air duct assembly 200 position is more stable. In addition, through the cooperation of the stepped portion 220 formed at the end of the upper partition 411 and the lower partition 412 and the boss 520 formed on the air duct assembly 200, the support platform 300 and the back inner wall 110 of the storage room 100 are combined at the same time. The fixing of the air duct assembly 200 is realized.

As shown in FIG. 7 , between the ice-making compartment 620 and the soft-freezing compartment 630 , a vertical partition 420 may also be provided for vertically positioning the air duct assembly 200 .

In the above embodiment, the front beam 510 can also have a certain degree of elasticity. When the front sides of the upper partition 411 and the lower partition 412 are fixed on the front beam 510, the front beam 510 will have a certain deformation (that is, make the The upper partition 411 and the lower partition 412 are installed in a certain pre-tightened state), the deformation recovery force of the front beam 510 makes the partition press the air duct assembly 200 tightly on the back inner wall 110 of the storage room 100, ensuring that both airtightness between them.

In addition, in the above-mentioned embodiment, the boss 520 is formed on the air duct assembly 200, and the stepped portion 220 is formed on the upper partition 411 and the lower partition 412, and the protrusion 520 and the stepped portion 220 are engaged to To achieve the fixing of the air duct assembly 200, however, it is not limited thereto, and other engaging structures can also be used, for example, grooves can be formed on the upper partition 411 and the lower partition 412, and correspondingly on the air duct assembly A protrusion is formed on the 200, and the fixing of the air duct assembly 200 is realized by engaging the groove with the protrusion. A similar structure is also applicable to the second boss 530 formed on the left inner wall 121 and the right inner wall 122 of the storage chamber 100, and the stepped parts formed on the left and right sides of the upper partition 411 and the lower partition 412, and not shown here. Do repeat.

The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the present invention. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention shall be included in the scope of the present invention. within the scope of protection.

Claims (8)

1. An installation structure of a refrigerator air duct assembly, the air duct assembly (200) is installed in the storage room (100) of the refrigerator, and a partition is fixed in the storage room (100), and the storage room ( 100) is divided into multiple chambers, and the air duct assembly (200) is located on the rear side of the partition and fixed on the back inner wall (110), characterized in that: An engaging portion is provided on the position of the air duct assembly (200) corresponding to the partition plate, and the engaged portion is formed on the partition plate, and the engagement between the engaging portion and the engaged portion The air duct assembly (200) is fixed. 2. The installation structure of the refrigerator air duct assembly according to claim 1, characterized in that, the front side of the storage chamber (100) is provided with a front beam (510) with a certain strength, and the front side of the partition board It is fixed on the front beam (510), and the rear side of the partition is fixed on the air duct assembly (200). 3. The installation structure of the refrigerator air duct assembly according to claim 1 or 2, characterized in that, the engaging portion includes a boss (520) formed on the air duct assembly (200), and the The engaging portion includes a stepped portion (220) formed at the end of the separator, and the stepped portion (220) overlaps the boss (520). 4. The installation structure of the air duct assembly of the refrigerator according to claim 3, characterized in that, the engaging part further includes a joint formed on the air duct assembly (200) at a certain distance from the boss (520). The limiting part (521), the end of the partition provided with the stepped part (220) is in contact with the air duct assembly (200), and the end is clamped in the air duct assembly ( 200) between the limiting portion (521) and the stepped portion (220). 5. The installation structure of the refrigerator air duct assembly according to claim 3, characterized in that, the stepped portion (220) is formed on the entire length of the rear end of the partition, and the boss (520 ) is equal to the length of the stepped portion (220). 6. The installation structure of the refrigerator air duct assembly according to claim 1 or 2, characterized in that, the front end of the partition is fixed on the front beam (510) by screws (511). 7. The installation structure of the refrigerator air duct assembly according to claim 6, characterized in that, the left end and the right end of the partition are respectively fixed on the left inner wall and the right inner wall of the storage room by screws (531) . 8. The installation structure of the refrigerator air duct assembly according to claim 1 or 2, characterized in that a vertical partition (420) is provided between the partition and the upper inner wall of the storage chamber (100) .

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