Round fan device with quick release function for refrigerator

Abstract

The utility model provides a round fan device with a quick release function for a refrigerator, which comprises a shell, and a round hole is arranged on the inclined surface of the shell; the rotary clamping structure comprises a plurality of notch grooves and a plurality of screwing assemblies; during assembling, the front circular shell is installed from the front direction of the circular hole, the rear circular shell is installed from the rear direction of the circular hole, and after the screwing assembly located on the front circular shell and the screwing assembly located on the rear circular shell are in butt joint, the screwing assembly is screwed in and locked in the corresponding notch groove in the clockwise or anticlockwise direction. During dismounting, after the screwing assembly is loosened, the screwing assembly is separated from the notch groove in the direction opposite to the locking direction. Compared with the prior art, a plurality of notch grooves and a plurality of screwing assemblies are arranged, the screwing assemblies are loosened during disassembly and then are separated from the notch grooves in the direction opposite to the locking direction, that is, only the screwing assemblies need to be disassembled from the notch grooves, parts can be rapidly maintained and replaced, and the quick disassembly function is achieved; therefore, the method has the advantages of being short in time consumption, labor-saving in disassembly process and capable of achieving quick disassembly.

Description

Technical Field

[0001] The utility model belongs to the technical field of fan products for refrigerators, in particular to a circular fan device with a quick-release function for refrigerators. Background Art

[0002] In the current freezer market, freezers (refrigerators, freezers, etc.) are household appliances commonly used in people's daily lives, and freezers are widely used because of their large storage capacity.

[0003] For example, a Chinese invention patent application discloses a refrigerator named "A refrigerator", with a specific publication number of CN116678152A, and specifically discloses "A refrigerator, comprising: a cabinet body, a heat exchange space defined in the lower part; a fan assembly, arranged in the heat exchange space, and dividing the heat exchange space into a first air duct and a second air duct; wherein the fan assembly comprises a first air inlet, a second air inlet and an air outlet, the first air inlet is connected to the first air duct, the second air inlet is connected to the second air duct, and the air outlet is connected to the outside of the cabinet body; a compressor is arranged in the first air duct; a condenser is arranged in the second air duct." In the exhaust structure of the refrigerator involved in this structure, the exhaust structure is locked. The maintenance in the prior art requires the overall exhaust structure to be disassembled for maintenance, resulting in the inability to quickly repair and replace parts, and there are technical problems such as long maintenance time and laborious disassembly process.

[0004] To this end, the utility model provides a circular fan device with a quick-release function for a refrigerator. Utility Model Content

[0005] In view of the above problems existing in the prior art, the purpose of the utility model is to provide a circular fan device with a quick-release function for a refrigerator, which has the advantages of short time consumption, easy disassembly process and quick release.

[0006] The purpose of the utility model can be achieved through the following technical solutions:

[0007] A circular fan device with quick-release function for a refrigerator, comprising

[0008] A shell, which is used to be assembled on the refrigerator exhaust structure, and the shell includes a base shell, and a circular hole is provided on the inclined surface of the base shell;

[0009] A fan mechanism for exhausting air, comprising a fan assembly and a circular shell assembly for covering the fan assembly; the circular shell assembly comprises a front circular shell and a rear circular shell, and also comprises a rotation clamping structure, the rotation clamping structure comprises a plurality of notched grooves and a plurality of tightening assemblies, the plurality of notched grooves are arranged along the circumferential direction on the outer peripheral edge of the circular hole, a portion of the plurality of tightening assemblies are arranged along the circumferential direction on the front circular shell, and another portion of the plurality of tightening assemblies are arranged along the circumferential direction on the side wall of the rear circular shell;

[0010] During assembly, the front circular shell is installed from the front direction of the circular hole, and the rear circular shell is installed from the rear direction of the circular hole. After the tightening component located at the front circular shell and the rear circular shell are connected, the tightening component is screwed in a clockwise or counterclockwise direction and locked in the corresponding notch groove; during disassembly, the tightening component is loosened and disengaged from the notch groove in the direction opposite to the locking direction.

[0011] As a further preferred technical solution of the utility model, the tightening assembly includes a first locking hole, a square platform, a bent plate and a screw arranged on the front circular shell, the square platform is integrally connected to the annular side wall of the rear circular shell, the bent plate extends from the side wall of the square platform in a direction toward the notch groove, and the square platform is provided with a second locking hole arranged in contact with the first locking hole;

[0012] When the tightening assembly is screwed into the notch groove, the square platform is clamped into the notch groove, the top surface of the bent plate is clamped to the lower surface of the base shell, and the screw passes through the first locking hole and is screwed into the second locking hole.

[0013] As a further preferred technical solution of the utility model, the notch groove includes a first entrance groove portion and a second entrance groove portion connected to the first entrance groove portion, and the end of the second entrance groove portion facing the tightening direction is semicircular;

[0014] An area of ​​the first inlet groove portion is greater than an area of ​​the second inlet groove portion.

[0015] As a further preferred technical solution of the utility model, the notch grooves include at least two, wherein

[0016] There are four notch grooves, the four notch grooves are arranged along the circumferential direction, and two adjacent notch grooves are arranged with equal arc lengths along the circumferential direction.

[0017] As a further preferred technical solution of the utility model, the front circular shell includes a circular ring plate portion, a longitudinal ring plate portion and a plurality of extended ears, the front ring wall of the longitudinal ring plate portion is provided with a grille heat dissipation hole, the rear ring wall of the longitudinal ring plate portion is integrally injection molded with the inner ring side wall of the circular ring plate portion, and the plurality of extended ears are arranged on the front surface of the circular ring plate portion along the circumferential direction;

[0018] The first locking hole penetrates the extending ear portion and the circular ring plate portion along the front-to-back direction.

[0019] As a further preferred technical solution of the present invention, the shell is an integral part made of aluminum alloy or iron.

[0020] As a further preferred technical solution of the present invention, the front circular shell is an integral piece made of a hard plastic material; the rear circular shell is an integral piece made of a hard plastic material.

[0021] As described above, the circular fan device with quick-release function for the refrigerator provided by the utility model has the following beneficial effects:

[0022] The utility model utilizes the circular fan device with quick-release function for the above-mentioned refrigerator. Compared with the prior art, due to the adoption of such a structure, a plurality of notched grooves and a plurality of tightening components are arranged. Compared with the prior art, when maintenance needs to be disassembled, it is not necessary to disassemble the entire exhaust structure for maintenance. When disassembling, the tightening component is loosened and disengaged from the notched groove in the direction opposite to the locking direction, that is, it is only necessary to remove the tightening component from the notched groove, and parts can be quickly maintained and replaced. It has a quick-release function, thereby having the advantages of short time consumption, no effort in the disassembly process, and quick disassembly. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 A three-dimensional diagram of a circular fan device with a quick-release function for a refrigerator applied for by the utility model;

[0024] Figure 2 for Figure 1 A schematic diagram of the structure enlargement at the center A;

[0025] Figure 3 A three-dimensional view from another perspective of the circular fan device with quick-release function for the refrigerator applied for by the utility model;

[0026] Figure 4 for Figure 3 A schematic diagram of the structure enlarged at B in the middle;

[0027] Figure 5 This is a schematic diagram of the outer shell structure of a circular fan device with a quick-release function for a refrigerator applied for by the utility model;

[0028] Figure 6 A front view of a circular fan device with a quick-release function for a refrigerator applied for by the utility model from one perspective;

[0029] Figure 7 for Figure 6 Cross-sectional view from CC perspective. DETAILED DESCRIPTION

[0030] The following is a description of the implementation of the present invention by means of specific embodiments. People familiar with the art can easily understand other advantages and effects of the present invention from the contents disclosed in this specification.

[0031] It should be noted that the structures, proportions, sizes, etc. illustrated in the drawings of this specification are only used to match the contents disclosed in the specification for people familiar with this technology to understand and read, and are not used to limit the limiting conditions that can be implemented in this utility model, so they have no substantial technical significance. Any modification of the structure, change of the proportional relationship or adjustment of the size, without affecting the effects that can be produced by the utility model and the purposes that can be achieved, should still fall within the scope of the technical content disclosed in this utility model. At the same time, the terms such as "upper", "lower", "left", "right", "middle" and "one" quoted in this specification are only for the convenience of description, and are not used to limit the scope of the implementation of this utility model. The change or adjustment of their relative relationship, without substantial change in the technical content, should also be regarded as the scope of the implementation of this utility model. The specific structure can be described with reference to the drawings of the patent application. Example 1

[0032] The utility model application provides a circular fan device with a quick-release function for a refrigerator. Figures 1 to 7 As shown, in this embodiment, including

[0033] The housing 1 is used for being assembled on the exhaust structure of the refrigerator, and the housing 1 comprises a base housing 10, and a circular hole 11 is provided on the inclined surface of the base housing 10;

[0034] A fan mechanism for exhausting air, comprising a fan assembly 2 and a round shell assembly 3 for covering the fan assembly 2; the round shell assembly 3 comprises a front round shell 30 and a rear round shell 31, and also comprises a rotation clamping structure, the rotation clamping structure comprises a plurality of notched grooves 4 and a plurality of tightening assemblies 5, the plurality of notched grooves 4 are arranged along the circumferential direction on the outer peripheral edge of the circular hole 11, a portion of the plurality of tightening assemblies 5 are arranged along the circumferential direction on the front round shell 30, and another portion of the plurality of tightening assemblies 5 are arranged along the circumferential direction on the side wall of the rear round shell 31;

[0035] During assembly, the front circular shell 30 is installed from the front direction of the circular hole 11, and the rear circular shell 31 is installed from the rear direction of the circular hole 11. After the tightening component 5 located at the front circular shell 30 and the rear circular shell 31 are connected, the tightening component 5 is screwed in a clockwise or counterclockwise direction and locked in the corresponding notch groove 4; during disassembly, the tightening component 5 is loosened and disengaged from the notch groove 4 in the direction opposite to the locking direction.

[0036] During use, when it is necessary to disassemble, repair or replace parts, due to the arrangement of the plurality of notched grooves 4 and the plurality of tightening assemblies 5, the tightening assembly 5 is screwed into the corresponding notched groove 4 in a clockwise or counterclockwise direction and locked in the notched groove 4. Therefore, it is necessary to loosen the tightening assembly 5 and disengage it from the notched groove 4 in the direction opposite to the locking direction. That is, it is only necessary to remove the tightening assembly 5 from the notched groove 4, which can quickly realize the repair and replacement of parts and has a quick-release function, thereby having the advantages of short time consumption, easy disassembly process and quick release.

[0037] Combination Figures 1 to 4 As shown, in this embodiment, the tightening assembly 5 includes a first locking hole 50, a square platform 51, a bending plate 52 and a screw (not shown in the figure, all are shown below) provided on the front circular shell 30, the square platform 51 is integrally connected to the annular side wall of the rear circular shell 31, the bending plate 52 extends from the side wall of the square platform 51 toward the notch groove 4, and the square platform 51 is provided with a second locking hole 510 provided opposite to the first locking hole 50;

[0038] When the tightening assembly 5 is screwed into the notch groove 4 , the square platform 51 is inserted into the notch groove 4 , the top surface of the bending plate 52 is clamped to the lower surface of the base shell 10 , and the screw passes through the first locking hole 50 and is screwed into the second locking hole 510 .

[0039] Combination Figure 3 and Figure 4 As shown, in this embodiment, the notch groove 4 includes a first entrance groove portion 40 and a second entrance groove portion 41 connected to the first entrance groove portion 40, and the second entrance groove portion 41 is semicircular in shape at the end facing the tightening direction;

[0040] The area of ​​the first inlet groove portion 40 is greater than the area of ​​the second inlet groove portion 41 .

[0041] Combination Figure 3 and Figure 4 As shown, in this embodiment, the notch groove 4 includes at least two, wherein

[0042] There are four notch grooves 4 , and the four notch grooves 4 are arranged along the circumferential direction, and two adjacent notch grooves 4 are arranged with equal arc lengths along the circumferential direction. Example 2

[0043] Based on Example 1, Figure 1 and Figure 2As shown, in this embodiment, the front circular shell 30 includes a circular ring plate portion 300, a longitudinal ring plate portion 301 and a plurality of extended ears 302, the front ring wall of the longitudinal ring plate portion 301 is provided with a grille heat dissipation hole 303, the rear ring wall of the longitudinal ring plate portion 301 is integrally injection-molded on the inner ring side wall of the circular ring plate portion 300, and the plurality of extended ears 302 are arranged on the front surface of the circular ring plate portion 300 along the circumferential direction; the specific structure of the aforementioned grille heat dissipation hole 303 is: it includes a plurality of longitudinal rods, a transverse rod and a plurality of arc rods with different arc lengths, the two ends of the plurality of longitudinal rods are integrally connected to the front side ring wall of the longitudinal ring plate portion 301, the two ends of the transverse rod and the radial lines of the front side ring wall of the longitudinal ring plate portion 301 are on the same straight line, the side walls of the plurality of arc rods are cross-connected to the side walls of the plurality of longitudinal rods, and some of the arc rods are complete arcs, some are half arcs, and some are larger than half arcs.

[0044] The first locking hole 50 passes through the extension ear portion 302 and the circular ring plate portion 300 in the front-to-back direction. The aforementioned extension ear portion 302 is provided so that the screw can be quickly aligned with the first locking hole 50 to be screwed in during assembly, so that the screw installation process has a marking and limiting effect, and the installation process will not deviate, which can improve assembly efficiency.

[0045] In this embodiment, the housing 1 is an integrated piece made of aluminum alloy or iron.

[0046] In this embodiment, the front circular shell 30 is an integral piece made of hard plastic material; the rear circular shell 31 is an integral piece made of hard plastic material.

[0047] As described above, the circular fan device with quick-release function for the refrigerator provided by the utility model has the following beneficial effects:

[0048] The utility model utilizes the circular fan device with quick-release function for the above-mentioned refrigerator. Compared with the prior art, due to the adoption of such a structure, a plurality of notched grooves and a plurality of tightening components are arranged. Compared with the prior art, when maintenance needs to be disassembled, it is not necessary to disassemble the entire exhaust structure for maintenance. When disassembling, the tightening component is loosened and disengaged from the notched groove in the direction opposite to the locking direction, that is, it is only necessary to remove the tightening component from the notched groove, and parts can be quickly maintained and replaced. It has a quick-release function, thereby having the advantages of short time consumption, no effort in the disassembly process, and quick disassembly.

[0049] The above is only a preferred implementation of the present invention. It should be noted that, for ordinary technicians in this field, several improvements and modifications can be made without departing from the principle of the present invention, which are also considered as the protection scope of the present invention.

Claims

1. A circular fan device with quick-release function for a refrigerator, comprising: A shell, which is used to be assembled on the refrigerator exhaust structure, and the shell includes a base shell, and a circular hole is provided on the inclined surface of the base shell; A fan mechanism for exhausting air comprises a fan assembly and a round shell assembly for covering the fan assembly; the characteristics are: The circular shell assembly includes a front circular shell and a rear circular shell, and also includes a rotation clamping structure, the rotation clamping structure includes a plurality of notched grooves and a plurality of tightening assemblies, the plurality of notched grooves are arranged along the circumferential direction on the outer peripheral edge of the circular hole, a portion of the plurality of tightening assemblies are arranged along the circumferential direction on the front circular shell, and another portion of the plurality of tightening assemblies are arranged along the circumferential direction on the side wall of the rear circular shell; During assembly, the front circular shell is installed from the front direction of the circular hole, and the rear circular shell is installed from the rear direction of the circular hole. After the tightening component located at the front circular shell and the rear circular shell are connected, the tightening component is screwed in a clockwise or counterclockwise direction and locked in the corresponding notch groove; during disassembly, the tightening component is loosened and disengaged from the notch groove in the direction opposite to the locking direction.

2. The circular fan device with quick-release function for a refrigerator according to claim 1, characterized in that: The tightening assembly includes a first locking hole, a square platform, a bending plate and a screw arranged on the front circular shell, the square platform is integrally connected to the annular side wall of the rear circular shell, the bending plate extends from the side wall of the square platform in a direction toward the notch groove, and the square platform is provided with a second locking hole arranged opposite to the first locking hole; When the tightening assembly is screwed into the notch groove, the square platform is clamped into the notch groove, the top surface of the bent plate is clamped to the lower surface of the base shell, and the screw passes through the first locking hole and is screwed into the second locking hole.

3. The circular fan device with quick-release function for a refrigerator according to claim 2, characterized in that: The notch groove comprises a first entrance groove portion and a second entrance groove portion communicating with the first entrance groove portion, wherein the second entrance groove portion is semicircular in shape at an end portion facing the tightening direction; An area of ​​the first inlet groove portion is greater than an area of ​​the second inlet groove portion.

4. The circular fan device with quick-release function for a refrigerator according to claim 2, characterized in that: The notch grooves include at least two, wherein There are four notch grooves, the four notch grooves are arranged along the circumferential direction, and two adjacent notch grooves are arranged with equal arc lengths along the circumferential direction.

5. A circular fan device with quick-release function for a refrigerator according to any one of claims 2 to 4, characterized in that: The front circular shell comprises a circular ring plate portion, a longitudinal ring plate portion and a plurality of extended ears, the front ring wall of the longitudinal ring plate portion is provided with grille heat dissipation holes, the rear ring wall of the longitudinal ring plate portion is integrally injection-molded with the inner ring side wall of the circular ring plate portion, and the plurality of extended ears are arranged on the front surface of the circular ring plate portion along the circumferential direction; The first locking hole penetrates the extending ear portion and the circular ring plate portion along the front-to-back direction.

6. A circular fan device with quick-release function for a refrigerator according to any one of claims 1 to 4, characterized in that: The shell is an integrated piece made of aluminum alloy or iron.

7. A circular fan device with quick-release function for a refrigerator according to any one of claims 1 to 4, characterized in that: The front circular shell is an integral part made of hard plastic material; the rear circular shell is an integral part made of hard plastic material.

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