CN214841907U

CN214841907U - Dustproof temperature-variable household appliance air duct assembly with multiple temperature zones and strong heat dissipation

Info

Publication number: CN214841907U
Application number: CN202121209858.0U
Authority: CN
Inventors: 孙志刚
Original assignee: Jiangsu Shangyuan Intelligent Technology Co ltd
Current assignee: Jiangsu Shangyuan Intelligent Technology Co ltd
Priority date: 2021-06-01
Filing date: 2021-06-01
Publication date: 2021-11-23
Anticipated expiration: 2031-06-01

Abstract

The utility model discloses a dustproof alternating temperature household electrical appliances wind channel subassembly that is used for multi-temperature-zone, thermal diffusivity strong relates to household electrical appliances wind channel subassembly equipment technical field, including box, first cavity, installation piece, second cavity, fan, third cavity, wind-guiding pipeline, air outlet, return air inlet, return air window, fixed block, slide, compression spring, pivot, first gear, filter screen, second gear, eccentric wheel, two-way motor, lead screw and baffle. The utility model discloses a set up filter screen, first gear and eccentric wheel, carry out dust removal work to the inside cold air of freezer through the filter screen, the eccentric wheel is used for avoiding the dust to block up the filter screen surface, has guaranteed the working effect of device, through setting up lead screw and baffle, adjusts the relative position of two baffles to speed between the adjustment cold air entering second cavity for indoor portion's temperature has guaranteed the working effect of device between the adjustment alternating temperature.

Description

Dustproof temperature-variable household appliance air duct assembly with multiple temperature zones and strong heat dissipation

Technical Field

The utility model relates to a household electrical appliances wind channel subassembly equipment technical field specifically is a dustproof alternating temperature household electrical appliances wind channel subassembly that is used for multi-temperature-zone, thermal diffusivity strong.

Background

The most important advantage of the air-cooled refrigerator is that the refrigerator has no frost. The air-cooled refrigerator is not always wet like a direct-cooled refrigerator, and foods are not adhered to each other. Moreover, the air-cooled refrigerator can continuously circulate cold air, and the cold air is filtered by the deodorization system, so that the smell in the refrigerator can be kept fresh for a long time, and the harsh 'refrigerator smell' can not be generated. In addition, the air-cooled refrigerator can automatically defrost. The air-cooled refrigerator is provided with a freezing chamber and a plurality of temperature-changing chambers, and further comprises a temperature-changing air channel assembly, wherein an air channel communicated with the freezing chamber is formed in the temperature-changing air channel assembly, so that cold air from the freezing chamber is introduced into the temperature-changing air channel assembly.

The existing variable-temperature household appliance air duct assembly for multiple temperature zones is difficult to treat dust in air when cold air is conveyed, and the dust is easily accumulated in the device after long-time work, so that the working effect of the device is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a dustproof alternating temperature household electrical appliances wind channel subassembly that is used for multi-temperature-zone, thermal diffusivity strong to solve the problem that provides among the above-mentioned background art.

In order to solve the technical problem, the utility model provides a following technical scheme: a dustproof temperature-variable household appliance air duct component used for multiple temperature zones and having strong heat dissipation performance comprises a box body, wherein a first cavity is formed in one side of the outer wall of the box body, an installation block is arranged on the inner wall of the first cavity, a second cavity is formed in the side, away from the first cavity, of the outer wall of the installation block, a fan is arranged in a rotating connection mode, a third cavity is formed in the box body, an air guide pipeline is arranged on the side, close to the fan, of the inner wall of the third cavity and communicated with the second cavity, an air outlet is formed in the side, away from the fan, of the inner wall of the third cavity and communicated with the outer side of the box body, an air return opening is formed in the box body and below the third cavity, an air return window is arranged on the inner wall of the air return opening in a matching mode, a fixed block is arranged on the outer side of the outer wall of the fan, and sliding connection sliding plates are symmetrically arranged on two sides of the inner wall of the fixed block, the slide inboard is equipped with same filter screen, the slide is close to fixed block one side is equipped with compression spring, compression spring one end with fixed block outer wall fixed connection, second cavity inner wall in fan one side is equipped with the pivot of rotating the connection, pivot top cover is equipped with first gear, the fan is close to first gear one side is equipped with the second gear, first gear with the meshing of second gear, the pivot outer wall in first gear below cover is equipped with the eccentric wheel, fixed block outer wall one side is equipped with two-way motor, two output shafts of two-way motor all overlap and are equipped with the lead screw, lead screw outer wall cover is equipped with the baffle of rotating the connection, the baffle with fixed block outer wall sliding connection.

Furthermore, the inner wall of the fixed block is provided with a slide rail matched with the slide plate, so that the movement direction of the slide plate is limited, and the stability of the slide plate during movement is ensured.

Furthermore, the outer wall of the box body is provided with a plurality of air outlet cylinders, and the air outlet cylinders are communicated with the air outlet, so that the uniformity of cold air discharged from the air outlet is ensured.

Furthermore, the inner wall of the second cavity is provided with a ball bearing matched with the rotating shaft, and the ball bearing is arranged to replace rotation, so that the stability of the rotating shaft during movement is ensured.

Furthermore, a collecting box is arranged below the bottom of one side of the outer wall of the filter screen, and dust falling from the filter screen falls into the collecting box for collection.

Furthermore, a screw rod nut matched with the screw rod is arranged on the inner side of the baffle, the screw rod and the screw rod nut move relatively to drive the screw rod nut to move, and the baffle moves along with the screw rod nut.

Compared with the prior art, the utility model discloses the beneficial effect who reaches is:

1. the utility model discloses a set up filter screen, first gear and eccentric wheel, carry out dust removal work to the inside cold air of freezer through the filter screen, the eccentric wheel is used for avoiding the dust to block up the filter screen surface, has guaranteed the working effect of device.

2. The utility model discloses a set up lead screw and baffle, adjust the relative position of two baffles to speed between the adjustment cold air entering second cavity for the indoor portion's between the alternating temperature is adjusted, the work effect of device has been guaranteed.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a front view of the present invention as a whole;

FIG. 2 is a side sectional view of the present invention in its entirety;

fig. 3 is an enlarged schematic view of fig. 2 a according to the present invention;

fig. 4 is an enlarged schematic view of the present invention at B in fig. 3;

in the figure: 1. a box body; 2. a first cavity; 3. mounting blocks; 4. a second cavity; 5. a fan; 6. a third cavity; 7. an air duct; 8. an air outlet; 9. an air return opening; 10. a return air window; 11. a fixed block; 12. a slide plate; 13. a compression spring; 14. a rotating shaft; 15. a first gear; 16. filtering with a screen; 17. a second gear; 18. an eccentric wheel; 19. a bi-directional motor; 20. a screw rod; 21. and a baffle plate.

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. 1-4, the present invention provides a technical solution: a dustproof temperature-changing household appliance air duct assembly used for multiple temperature zones and having strong heat dissipation performance comprises a box body 1, wherein a first cavity 2 is formed in one side of the outer wall of the box body 1, an installation block 3 is arranged on the inner wall of the first cavity 2, a second cavity 4 is formed in one side, far away from the first cavity 2, of the outer wall of the installation block 3, a fan 5 in rotary connection is arranged on one side of the inner wall of the second cavity 4, a third cavity 6 is formed in the box body 1, an air guide pipeline 7 is arranged on one side, close to the fan 5, of the inner wall of the third cavity 6, the air guide pipeline 7 is communicated with the second cavity 4, an air outlet 8 is formed in one side, far away from the fan 5, of the inner wall of the third cavity 6, the air outlet 8 is communicated with the outer side of the box body 1, an air return opening 9 is formed in the box body 1 and below the third cavity 6, and an air return window 10 is matched with the inner wall of the air return opening 9, the 3 outer walls of installation piece in the fan 5 outside is equipped with

fixed block

11, 11 inner wall bilateral symmetry of fixed block are equipped with sliding connection's slide 12, slide 12 inboard is equipped with same filter screen 16, slide 12 is close to 11 one side of fixed block is equipped with compression spring 13, compression spring 13 one end with 11 outer wall fixed connection of fixed block, 4 inner walls of second cavity in 5 one side of fan is equipped with the pivot 14 of rotation connection, 14 top covers in pivot are equipped with first gear 15, fan 5 is close to 15 one side of first gear is equipped with second gear 17, first gear 15 with the meshing of

second gear

17, 14 outer walls in first gear 15 below cover is equipped with eccentric wheel 18.

The inner wall of the fixed block 11 is provided with a slide rail matched with the slide plate 12, so that the movement direction of the slide plate 12 is limited, and the stability of the slide plate 12 in movement is ensured.

The outer wall of the box body 1 is provided with a plurality of air outlet cylinders, and the air outlet cylinders are communicated with the air outlet 8, so that the uniformity of cold air discharged from the air outlet 8 is ensured.

The inner wall of the second cavity 4 is provided with a ball bearing matched with the rotating shaft 14, and the ball bearing is arranged to replace rotation, so that the stability of the rotating shaft 14 during movement is ensured.

And a collecting box is arranged at the bottom of one side of the outer wall of the filter screen 16, and dust falling from the filter screen 16 falls into the collecting box for collection.

The implementation mode is specifically as follows: when the device is used, the filter screen 16, the first gear 15 and the eccentric wheel 18 are arranged, when the device works, the device is installed in a temperature-changing chamber in a refrigerator, the air return opening 9 and the air outlet 8 are communicated with the temperature-changing chamber, the fan 5 starts to work, air in the freezing chamber is pumped into the second cavity 4, dust is blocked by the filter screen 16 after the air passes through the filter screen 16, the air is discharged from the air outlet 8 after passing through the third cavity 6, air in the temperature-changing chamber enters the air return opening 9 through the air return window 10 to return air, the device works, dust in the air is prevented from being accumulated in the device, the working effect of the device is ensured, after the device works for a period of time, the filter screen 16 is easily blocked by the dust, the fan 5 drives the second gear 17 to move, the first gear 15 to move, the rotating shaft 14 moves along with the first gear 15, and the eccentric wheel 18 is driven to move, eccentric wheel 18 contacts with the surface of filter screen 16, promote filter screen 16 and move, slide 12 moves thereupon, compression spring 13 is compressed, compression spring 13 makes filter screen 16 be reciprocating motion with the cooperation of eccentric wheel 18 to avoid the dust to pile up in the surface of filter screen 16, the working effect of device has been guaranteed, carry out dust removal work to the inside cold air of freezer through filter screen 16, eccentric wheel 18 is used for avoiding the dust to block up filter screen 16 surface, the working effect of device has been guaranteed.

Referring to fig. 1, the present invention provides a technical solution: the utility model provides a dustproof alternating temperature household electrical appliances wind channel subassembly for multi-temperature-zone, thermal diffusivity are strong, still including set up in the two-way motor 19 of 11 outer walls of fixed block, two output shafts of two-way motor 19 all overlap and are equipped with

lead screw

20, 20 outer wall covers of lead screw are equipped with the baffle 21 of rotating the connection, baffle 21 with 11 outer wall sliding connection of fixed block.

The inner side of the baffle 21 is provided with a screw rod nut matched with the screw rod 20, the screw rod 20 and the screw rod nut move relatively to drive the screw rod nut to move, and the baffle 21 moves along with the screw rod nut.

The implementation mode is specifically as follows: during the use, through setting up lead screw 20 and baffle 21, two-way motor 19 begins work, drives lead screw 20 and rotates, and two baffles 21 are close to each other or keep away from along with lead screw 20, and baffle 21 slides on the surface of fixed block 11, and through two-way motor 19's work, the relative position of two baffles 21 is adjusted, changes the opening size of second cavity 4 to the speed that the adjustment cold air got into between second cavity 4 for the indoor temperature in adjustment alternating temperature room, has guaranteed the work effect of device.

The utility model discloses a theory of operation:

referring to the attached drawings 1-4 of the specification, the filter screen 16, the first gear 15 and the eccentric wheel 18 are arranged, the filter screen 16 is used for dedusting cold air in the freezing chamber, and the eccentric wheel 18 is used for preventing dust from blocking the surface of the filter screen 16, so that the working effect of the device is ensured.

Further, referring to the attached drawing 1 of the specification, by arranging the screw rod 20 and the baffles 21 and adjusting the relative positions of the two baffles 21, the speed of cold air entering the second cavity 4 is adjusted, the temperature inside the variable temperature chamber is adjusted, and the working effect of the device is ensured.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a dustproof alternating temperature household electrical appliances wind channel subassembly for multi-temperature-zone, thermal diffusivity are strong, includes box (1), its characterized in that: a first cavity (2) is formed in one side of the outer wall of the box body (1), an installation block (3) is arranged on the inner wall of the first cavity (2), a second cavity (4) is formed in one side, far away from the first cavity (2), of the outer wall of the installation block (3), a fan (5) which is connected in a rotating mode is arranged on one side of the inner wall of the second cavity (4), a third cavity (6) is formed in the box body (1), a wind guide pipeline (7) is arranged on one side, close to the fan (5), of the inner wall of the third cavity (6), the wind guide pipeline (7) is communicated with the second cavity (4), a wind outlet (8) is formed in one side, far away from the fan (5), of the inner wall of the third cavity (6), the wind outlet (8) is communicated with the outer side of the box body (1), and a wind return opening (9) is formed in the box body (1) and below the third cavity (6), the air return port (9) inner wall is provided with an air return window (10) in a matching manner, the outer wall of the mounting block (3) is provided with a fixing block (11) outside the fan (5), sliding plates (12) which are connected in a sliding manner are symmetrically arranged on two sides of the inner wall of the fixing block (11), the inner side of each sliding plate (12) is provided with the same filter screen (16), each sliding plate (12) is close to one side of the corresponding fixing block (11) and is provided with a compression spring (13), one end of each compression spring (13) is fixedly connected with the outer wall of the corresponding fixing block (11), the inner wall of the second cavity (4) is provided with a rotating shaft (14) which is connected in a rotating manner on one side of the fan (5), the top of each rotating shaft (14) is sleeved with a first gear (15), the fan (5) is close to one side of the first gear (15) and is provided with a second gear (17), and the first gear (15) is meshed with the second gear (17), the utility model discloses a motor, including fixed block (11), pivot (14) outer wall in first gear (15) below cover is equipped with eccentric wheel (18), fixed block (11) outer wall one side is equipped with two-way motor (19), two output shafts of two-way motor (19) all overlap and are equipped with lead screw (20), lead screw (20) outer wall cover is equipped with baffle (21) of rotating the connection, baffle (21) with fixed block (11) outer wall sliding connection.

2. The dustproof temperature-changing household appliance air duct assembly with multiple temperature zones and high heat dissipation performance as claimed in claim 1, wherein: the inner wall of the fixed block (11) is provided with a slide rail matched with the slide plate (12).

3. The dustproof temperature-changing household appliance air duct assembly with multiple temperature zones and high heat dissipation performance as claimed in claim 1, wherein: the outer wall of the box body (1) is provided with a plurality of air outlet cylinders, and the air outlet cylinders are communicated with the air outlet (8).

4. The dustproof temperature-changing household appliance air duct assembly with multiple temperature zones and high heat dissipation performance as claimed in claim 1, wherein: and a ball bearing matched with the rotating shaft (14) is arranged on the inner wall of the second cavity (4).

5. The dustproof temperature-changing household appliance air duct assembly with multiple temperature zones and high heat dissipation performance as claimed in claim 1, wherein: and a collecting box is arranged below the bottom of one side of the outer wall of the filter screen (16).

6. The dustproof temperature-changing household appliance air duct assembly with multiple temperature zones and high heat dissipation performance as claimed in claim 1, wherein: and a screw rod nut matched with the screw rod (20) is arranged on the inner side of the baffle (21).