CN212481814U

CN212481814U - Fan system for promoting cold air circulation in refrigerator

Info

Publication number: CN212481814U
Application number: CN202020904637.4U
Authority: CN
Inventors: 韩月成
Original assignee: Shandong Wancheng Electric Appliance Co ltd
Current assignee: Shandong Wancheng Electric Appliance Co ltd
Priority date: 2020-05-26
Filing date: 2020-05-26
Publication date: 2021-02-05
Anticipated expiration: 2030-05-26

Abstract

The utility model discloses a promote fan system of inside air conditioning circulation of refrigerator relates to the technical field of the device that freezes, which comprises a housin, the inner wall fixedly connected with baffle of casing, the outer wall of baffle runs through and is provided with circulation wind hole, the inner wall fixedly connected with mount pad of casing, detachable guide plate that is connected with on the mount pad, the wind groove has been seted up to the inside of guide plate, the cell wall fixed mounting of wind groove has the fan, the lateral surface of guide plate slides along the inner wall of baffle, the lateral surface fixedly connected with protection shield of baffle, the inner wall fixedly connected with siphunculus of protection shield. The utility model discloses, through mutually supporting between the above-mentioned structure, reached and adopted the spiral case wind channel, the wind channel trend is more reasonable than ordinary fan, and the inside air conditioning circulation of refrigerator is more smooth, and the temperature is more even and the effect of convenient to detach maintenance, has solved the problem of proposing in the background art.

Description

Fan system for promoting cold air circulation in refrigerator

Technical Field

The utility model relates to a technical field that freezes specifically is a promote inside air conditioning circulation's of refrigerator fan system.

Background

The refrigerator can be divided into a direct cooling mode and an air cooling mode, the air cooling refrigerator is provided with a cooling chamber inside the refrigerator, the cooling chamber is generally arranged between a food storage area and the back of a refrigerator body of the refrigerator, a forced convection fan of a main cooling part is arranged in the cooling chamber, the cooling chamber is communicated with the food storage area through an air channel, under the action of the fan, air flow is forced to flow to blow cold air to the storage area, the cold air takes away heat of the storage area and returns to the cooling chamber, the circulation is repeated, under the control of a refrigerator controller, a certain low temperature is kept in the refrigerator, the air channel of a fan used by the traditional air cooling refrigerator is unreasonable in design, smooth circulation of the cold air inside the refrigerator cannot be guaranteed, the temperature inside the refrigerator is not uniform enough, and the refrigerator is inconvenient in.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a promote fan system of inside air conditioning circulation of refrigerator, possessed and adopted the spiral case wind channel, the wind channel trend is more reasonable than ordinary fan for the inside air conditioning circulation of refrigerator is more smooth, and the temperature is more even and the advantage of convenient to detach maintenance, has solved the problem of proposing among the background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a promote inside air conditioning endless fan system of refrigerator, includes the casing, the inner wall fixedly connected with baffle of casing, the outer wall of baffle runs through and is provided with the circulation wind hole.

The inner wall fixedly connected with mount pad of casing, detachable guide plate that is connected with on the mount pad, the wind groove has been seted up to the inside of guide plate, the cell wall fixed mounting of wind groove has the fan, the lateral surface of guide plate slides along the inner wall of baffle, the lateral surface fixedly connected with protection shield of baffle, the inner wall fixedly connected with siphunculus of protection shield.

Preferably, the inner wall of the guide plate is provided with a first limiting groove in a penetrating manner, the outer side surface of the mounting seat is provided with a second limiting groove, and the first limiting groove and the second limiting groove are located at the same horizontal position.

Preferably, a sliding groove is formed in the mounting seat, a rubber layer is fixedly connected to the inner wall of the sliding groove, and the side face of the rubber layer is abutted to the inner wall of the second limiting groove to form a limiting block.

Preferably, the number of the circulating air holes is not less than two.

Preferably, the protective plate and the deflector are in the same horizontal position.

Compared with the prior art, the beneficial effects of the utility model are as follows: the utility model is provided with a shell, a clapboard, a mounting seat, a guide plate, an air duct, a fan, a protection plate and a through pipe, the hot air at the upper part of the shell is extracted by the high-speed rotation of the fan and is conveyed downwards by the guide plate, thereby blowing cold air to the bottom of the shell through the circulating air hole, taking away heat from the bottom of the shell by the cold air and returning the heat to the upper part of the shell, repeating the circulation to realize refrigeration, and the wind channel arranged in the guide plate is volute, the wind channel trend is more reasonable than that of the common fan, the cold air circulation in the refrigerator is smoother, the temperature is more uniform, and the fan blades of the fan can be protected by arranging the protective plate, the fan blades are prevented from being blocked due to the suction of large-volume foreign matters into the fan, and through the siphunculus of inner wall fixed mounting at the protection shield plate, reached and increased the effect of the volume of induced drafting of fan under the prerequisite that does not influence protection shield plate protection filter effect.

The utility model is provided with a second limit groove, a sliding groove, a rubber layer, a limit block, a circulating air hole and a first limit groove, when the fan needs to be cleaned and maintained, an operator only needs to detach the protection plate and then rotate the limit block to expose the part of the first limit groove, so that the limit block rotates along the inner wall of the rubber layer, when the limit block rotates to be matched with the positions of the first limit groove and the second limit groove, the limit block can be pulled out, the guide plate is taken off from the mounting seat, the fan is cleaned and maintained, when the guide plate needs to be re-installed, the operator only needs to insert the guide plate into the inner wall of the shell to be matched with the positions of the first limit groove and the second limit groove, the limit block is inserted at the moment, the limit block is abutted against and extrudes the rubber layer, the limit block is rotated, the inner wall of the limit block is abutted against the inner, the installation operation of the guide plate can be completed.

Drawings

FIG. 1 is a front sectional view of the structure of the present invention;

FIG. 2 is a cross-sectional view of the structure at A-A in FIG. 1;

FIG. 3 is a right side view of a part of the structure of the present invention in FIG. 1;

FIG. 4 is a cross-sectional view of the structure at B-B in FIG. 2;

FIG. 5 is a cross-sectional view of the structure at C-C in the structure of the present invention shown in FIG. 4;

fig. 6 is a cross-sectional view of the structure at the position D-D in the structure diagram 4 of the present invention.

In the figure: 1. a housing; 2. a partition plate; 3. a mounting seat; 4. a baffle; 5. an air duct; 6. a fan; 7. a protection plate; 8. pipe passing; 9. a second limiting groove; 10. a chute; 11. a rubber layer; 12. a limiting block; 13. a circulating air hole; 14. and a first limiting groove.

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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 6, the present invention provides a technical solution: a fan system for promoting the circulation of cold air in a refrigerator comprises a shell 1, wherein a partition plate 2 is fixedly connected to the inner wall of the shell 1, and a circulating air hole 13 is formed in the outer wall of the partition plate 2 in a penetrating mode.

The inner wall of the shell 1 is fixedly connected with a mounting seat 3, the mounting seat 3 is detachably connected with a guide plate 4, an air groove 5 is formed in the guide plate 4, a fan 6 is fixedly arranged on the wall of the air groove 5, the outer side surface of the guide plate 4 slides along the inner wall of the partition plate 2, a protection plate 7 is fixedly connected on the outer side surface of the partition plate 2, a through pipe 8 is fixedly connected on the inner wall of the protection plate 7, the fan 6 is started at first, hot air on the upper portion of the shell 1 is drawn out through the high-speed rotation of the fan 6 and is conveyed downwards through the guide plate 4, so that cold air is blown to the bottom of the shell 1 through a circulating air hole 13, the heat on the bottom of the shell 1 is taken away by the cold air and then returns to the upper portion of the shell 1, the circulation is repeated, the refrigeration is realized, the air groove, make the temperature more even to through setting up protection shield 7, can protect the flabellum of fan 6, avoid bulky foreign matter to inhale and lead to the flabellum card in the fan 6 to die, and through inner wall fixed mounting siphunculus 8 at protection shield 7, reached and increased the effect of the volume of induced drafting of fan 6 under the prerequisite that does not influence protection shield 7 protection filter effect, make the work efficiency of device higher.

In the above scheme, specifically, the inner wall of the guide plate 4 is provided with a first limit groove 14 in a penetrating manner, the outer side surface of the mounting seat 3 is provided with a second limit groove 9, the first limit groove 14 and the second limit groove 9 are in the same horizontal position, the mounting seat 3 is internally provided with a sliding groove 10, the inner wall of the sliding groove 10 is fixedly connected with a rubber layer 11, the side surface of the rubber layer 11 is abutted against the inner wall of the second limit groove 9 to form a limit block 12, when the fan 6 needs to be cleaned and maintained, an operator only needs to detach the protection plate 7 and then rotate the limit block 12 to expose the part of the first limit groove 14, so that the limit block 12 rotates along the inner wall of the rubber layer 11, when the limit block 12 rotates to be matched with the positions of the first limit groove 14 and the second limit groove 9, the limit block 12 can be pulled out, the guide plate 4 is further taken down from the mounting seat 3, an operator only needs to insert the guide plate 4 into the inner wall of the shell 1, so that the first limiting groove 14 is matched with the second limiting groove 9 in position, the limiting block 12 is inserted at the moment, the limiting block 12 abuts against and extrudes the rubber layer 11, the limiting block 12 is rotated, the inner wall of the limiting block 12 is abutted against the inner wall of the second limiting groove 9 through the elastic force of the rubber layer 11, the upper protection plate 7 is installed at last, and the installation operation of the guide plate 4 can be completed.

In the above-mentioned scheme, specifically, two are no less than to the quantity of circulation wind hole 13, through setting up a plurality of circulation wind holes 13 for the circulation effect of air current is better.

In the above scheme, specifically, the shape of the air duct 5 is set to be volute shape, the air duct 5 arranged in the guide plate 4 is set to be volute shape, the air duct trend is more reasonable than that of a common fan, and the circulation of the cold air in the refrigerator is smoother, so that the temperature is more uniform.

In the above solution, specifically, the protection plate 7 and the deflector 4 are at the same horizontal position.

The working principle is as follows: when the fan system for promoting the circulation of cold air in the refrigerator is used, firstly, the fan 6 is started, hot air on the upper part of the shell 1 is extracted through the high-speed rotation of the fan 6, the hot air is conveyed downwards through the guide plate 4, cold air is blown to the bottom of the shell 1 through the circulating air holes 13, the heat on the bottom of the shell 1 is taken away by the cold air and then returns to the upper part of the shell 1, the circulation is repeated, the refrigeration is realized, in addition, the fan groove 5 formed in the guide plate 4 is arranged in a volute shape, the air channel trend is more reasonable than that of a common fan, the circulation of the cold air in the refrigerator is smoother, the temperature is more uniform, in addition, the fan blades of the fan 6 can be protected through the arrangement of the protection plate 7, the blockage of the fan blades caused by the suction of large-sized foreign matters into the fan 6 is avoided, and the effect of increasing the suction amount of the protection plate 6, the working efficiency of the device is higher, when the fan 6 needs to be cleaned and maintained, an operator only needs to detach the protective plate 7, then rotates the limit block 12 to expose the part of the first limit groove 14, so that the limit block 12 rotates along the inner wall of the rubber layer 11, when the limit block 12 rotates to be matched with the positions of the first limit groove 14 and the second limit groove 9, the limit block 12 can be pulled out, the guide plate 4 is further taken down from the mounting seat 3, the fan 6 is cleaned and maintained, when the guide plate 4 needs to be installed again, the operator only needs to insert the guide plate 4 into the inner wall of the shell 1, so that the first limit groove 14 is matched with the position of the second limit groove 9, the limit block 12 is inserted, so that the limit block 12 is abutted against and extrudes the rubber layer 11, the limit block 12 is rotated, the inner wall of the limit block 12 is abutted against the inner wall of, and finally, the protective plate 7 is installed, and the installation operation of the guide plate 4 can be completed.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A fan system for promoting the circulation of cold air inside a refrigerator, comprising a casing (1), characterized in that: the inner wall of the shell (1) is fixedly connected with a partition plate (2), and the outer wall of the partition plate (2) is provided with a circulating air hole (13) in a penetrating manner;

inner wall fixedly connected with mount pad (3) of casing (1), detachable guide plate (4) that is connected with on mount pad (3), wind groove (5) have been seted up to the inside of guide plate (4), the cell wall fixed mounting of wind groove (5) has fan (6), the inner wall of baffle (2) is followed to the lateral surface of guide plate (4) slides, the lateral surface fixedly connected with protection shield (7) of baffle (2), the inner wall fixedly connected with siphunculus (8) of protection shield (7).

2. The fan system for promoting circulation of cool air inside a refrigerator according to claim 1, wherein: the inner wall of the guide plate (4) penetrates through a first limiting groove (14), a second limiting groove (9) is formed in the outer side face of the mounting seat (3), and the first limiting groove (14) and the second limiting groove (9) are located at the same horizontal position.

3. The fan system for promoting circulation of cool air inside a refrigerator according to claim 2, wherein: a sliding groove (10) is formed in the mounting seat (3), a rubber layer (11) is fixedly connected to the inner wall of the sliding groove (10), and the side face of the rubber layer (11) is abutted to the inner wall of the second limiting groove (9) to form a limiting block (12).

4. The fan system for promoting circulation of cool air inside a refrigerator according to claim 1, wherein: the number of the circulating air holes (13) is not less than two.

5. The fan system for promoting circulation of cool air inside a refrigerator according to claim 1, wherein: the air groove (5) is in a volute shape.

6. The fan system for promoting circulation of cool air inside a refrigerator according to claim 1, wherein: the protective plate (7) and the guide plate (4) are in the same horizontal position.