CN111649514A

CN111649514A - Refrigerator with electric dustproof device

Info

Publication number: CN111649514A
Application number: CN202010383047.6A
Authority: CN
Inventors: 韦刚; 刘志成; 郝倩; 芮群娜
Original assignee: Whirlpool China Co Ltd
Current assignee: Whirlpool China Co Ltd
Priority date: 2020-05-08
Filing date: 2020-05-08
Publication date: 2020-09-11

Abstract

The invention discloses a refrigerator with an electric dustproof device, which comprises a refrigerator body, a film storage mechanism and a film rolling mechanism which are respectively arranged at the bottoms of two sides of the refrigerator body, a guide mechanism arranged at the top of the refrigerator body, and a driving assembly for driving the film rolling mechanism to act; the film storage mechanism is used for winding and storing a dustproof film; and the film rolling mechanism is used for rolling the dustproof film in the film storage mechanism into the film rolling mechanism through the guide mechanism. The dustproof device in the refrigerator comprises the film rolling mechanism and the film storage mechanism which are distributed on two sides of the refrigerator body, the motor is controlled to rotate the film rolling mechanism and then the film storage mechanism is pulled to rotate so as to enable the dustproof film to be covered on the refrigerator, so that the contact between dust and the outside of the refrigerator is isolated, the outside cleanness and sanitation of the refrigerator are kept, after the dustproof film covered on the refrigerator body is fully covered with the dust, the film rolling mechanism is controlled by the motor to rotate to update the dustproof film, the dustproof device is convenient and fast, and the time for cleaning the refrigerator is saved.

Description

Refrigerator with electric dustproof device

Technical Field

The invention relates to the technical field of refrigerator dust removal, in particular to a refrigerator with an electric dustproof device.

Background

With the increasing pressure of life, the pace of life of people is gradually increasing. In order to adapt to such an ultra-fast pace of life, various home appliances, which facilitate people's lives, have become an indispensable part of every family. The increase of household appliances can correspondingly increase a plurality of cleaning time. But the time for cleaning is very little for people because the work is busy. Because most refrigerators are placed in kitchens, oil stains attached to the surfaces of the refrigerators are difficult to clean due to large oil smoke in the kitchens, and the tops of part of the refrigerators are high, so that the refrigerators are not easy to clean every day.

Disclosure of Invention

The present invention is directed to solving, at least to some extent, one of the technical problems in the related art. Therefore, an object of the present invention is to provide a refrigerator with an electric dust-proof device, which can cover a dust-proof film on the refrigerator, isolate the dust from contacting the outside of the refrigerator, keep the outside of the refrigerator clean and sanitary, and save the time for cleaning the refrigerator.

The invention provides a refrigerator with an electric dustproof device, which comprises a refrigerator body, a film storage mechanism and a film rolling mechanism which are respectively arranged at the bottoms of two sides of the refrigerator body, a guide mechanism arranged at the top of the refrigerator body, and a driving assembly for driving the film rolling mechanism to act;

the film storage mechanism is used for winding and storing a dustproof film;

and the film rolling mechanism is used for rolling the dustproof film in the film storage mechanism into the film rolling mechanism through the guide mechanism.

Preferably, the film rolling mechanism comprises a roller and a roller mounting box which are mounted at the bottom of the left side plate of the refrigerator;

the roller mounting box is pre-embedded in the refrigerator body; the roller is positioned in the roller mounting box, one end of the roller is connected with the roller embedded bearing on the roller mounting box in a pulling and inserting manner, and the other end of the roller is installed with the roller mounting box in a pulling and inserting manner through a riveted bearing; one end of the roller, which is close to the bearing, penetrates through the roller mounting box and extends to the outside of the roller mounting box, and a first limiting sleeve for limiting the degree of freedom of the roller in the length direction is in threaded connection with the outer side of the side wall of the roller mounting box, which is close to the bearing; the inner diameter of the first limiting sleeve is matched with the roller, and the outer diameter of the first limiting sleeve is not smaller than the outer diameter of the bearing.

Preferably, the film winding mechanism further comprises a power assembly for driving the roller to rotate;

the power assembly comprises a motor arranged on a side plate of the roller mounting box, a belt pulley is sleeved at the output end of the motor, and a transmission belt is sleeved between the belt pulley and a roller positioned outside the roller mounting box.

Preferably, the film storage mechanism comprises a dustproof film roller mounting box and a dustproof film roller, wherein the dustproof film roller mounting box and the dustproof film roller are mounted at the bottom of the right side plate of the refrigerator;

the dustproof film roller mounting box is pre-embedded in the refrigerator body; one end of the dustproof film roller wheel, which is positioned on the dustproof film roller wheel mounting box, is connected with the dustproof film roller wheel embedded bearing on the dustproof film roller wheel mounting box in a drawing and inserting manner, and the other end of the dustproof film roller wheel is mounted with the dustproof film roller wheel mounting box in a drawing and inserting manner through a riveted bearing; a second limiting sleeve for limiting the freedom degree of the dustproof film roller in the length direction is in threaded connection with the outer side of the side wall of the dustproof film roller mounting box close to the bearing; the inner diameter of the second limiting sleeve is matched with the dustproof film roller, and the outer diameter of the second limiting sleeve is not smaller than that of the bearing; and the dustproof film roller is fixedly sleeved with a dustproof film winding drum in the dustproof film roller mounting box.

Preferably, the width of the roller mounting box and the width of the dustproof film roller mounting box are the same as the width of the side plate of the refrigerator body.

Preferably, the guide mechanism comprises four transition wheel mounting boxes and transition wheels arranged in the transition wheel mounting boxes;

the transition wheel mounting box is pre-embedded at the edges of two sides of the top of the refrigerator, and the transition wheel is mounted in the transition wheel mounting box through the plug-in and can rotate by taking the plug-in as a central axis.

Preferably, a vacuum pump mounting box is pre-embedded in the top of the refrigerator body, a vacuum pump is fixed in the vacuum pump mounting box through an internal thread, vacuum tubes are distributed on two sides of the vacuum pump and extend to a position between the two transition wheels on the same side, and the end parts of the vacuum tubes are communicated with a hole reserved in the top of the refrigerator.

Preferably, the vacuum pump mounting box is internally provided with a control panel, the signal input end of the control panel is connected with the control end of the motor, and the signal output end of the control panel is connected with the vacuum pump in a control manner.

The invention has the beneficial effects that:

the dustproof device in the refrigerator comprises a film rolling mechanism and a film storage mechanism which are distributed on two sides of a refrigerator body, wherein the dustproof film is wound between the film rolling mechanism and the film storage mechanism, the motor is used for controlling the film rolling mechanism to rotate and then pulling the film storage mechanism to rotate so as to cover the dustproof film on the refrigerator, thereby isolating dust from the outside of the refrigerator, keeping the outside of the refrigerator clean and sanitary, and after the dustproof film on the refrigerator body is fully covered with the dust, the motor is used for controlling the film rolling mechanism to rotate to replace the new dustproof film, so that the dustproof device is convenient and fast, and the time for cleaning the refrigerator is saved.

Drawings

The accompanying drawings, which 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 principles of the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic view of a left side of a refrigerator with an electric dust-proof device according to the present invention;

FIG. 2 is a schematic view of a right side partial structure of a refrigerator body with an electric dust-proof device according to the present invention;

FIG. 3 is a side view of a roller mounting box in a refrigerator with an electric dust-proof device according to the present invention;

FIG. 4 is a side view of a mounting box for a dustproof film roller in a refrigerator having an electric dustproof device according to the present invention;

FIG. 5 is a schematic structural view of a roller in a refrigerator with an electric dust-proof device according to the present invention;

FIG. 6 is a schematic structural view of a dustproof film roller of a refrigerator with an electric dustproof device according to the present invention;

fig. 7 is a schematic structural view of a mounting box cover in a refrigerator with an electric dust-proof device according to the present invention;

FIG. 8 is a schematic top view of a refrigerator with an electric dust-proof device according to the present invention;

fig. 9 is a schematic structural view of a back portion of a refrigerator with an electric dust-proof device according to the present invention.

In the figure: 1. a left side plate of the refrigerator; 2. a dust-proof film; 3. a roller; 4. a roller mounting box; 5. a motor switch; 6. a right side plate of the refrigerator; 7. a dustproof film roller mounting box; 8. a roll of dust-proof film; 9. a bearing; 10. a dustproof film roller; 11. installing a box cover; 12. a refrigerator top cover; 13. a transition wheel mounting box; 14. a transition wheel; 15. a motor power line; 16. a transmission belt; 17. a first limit sleeve; 18. a motor; 19. a second limit sleeve; 20. embedding a bearing in the roller; 21. pre-embedding a bearing in a dustproof film roller; 22. a control panel; 23. a vacuum pump power cord; 24. a vacuum pump mounting box; 25. a vacuum pump; 26. a vacuum tube.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

A refrigerator having an electric dust-proof device according to an embodiment of the present invention will be further described with reference to the accompanying drawings.

As shown in fig. 1-9, the present invention provides a refrigerator with an electric dust-proof device, which comprises a refrigerator body, a film storage mechanism and a film rolling mechanism respectively arranged at the bottoms of the two sides of the refrigerator body, a guide mechanism arranged at the top of the refrigerator body, and a driving component for driving the film rolling mechanism to act; wherein, deposit membrane mechanism and distribute and be used for convoluteing storage dust-proof membrane 2 in one side of refrigerator box, and roll up membrane mechanism and then distribute in the opposite side of refrigerator box and be used for depositing the interior dust-proof membrane 2 of membrane mechanism and convolute to rolling up in the membrane mechanism through guiding mechanism, dust-proof membrane 2 covers two lateral walls and the top at the refrigerator box to isolated dust and the contact of refrigerator box keep the outside clean health of refrigerator, saved the time of sweeping the refrigerator.

As shown in fig. 1, 3 and 5, the film rolling mechanism comprises a roller 3 and a roller mounting box 4 which are mounted at the bottom of a left side plate 1 of the refrigerator; the roller mounting box 4 is pre-embedded into the refrigerator body, and the roller mounting box 4 is fixed at the bottom of the left side plate 1 of the refrigerator body after foaming; the roller 3 is positioned in the roller mounting box 4, one end of the roller 3 is connected with the roller pre-embedded bearing 20 on the roller mounting box 4 in a pulling and inserting manner, and the other end of the roller 3 is installed with the roller mounting box 4 in a pulling and inserting manner through a riveted bearing 9; one end of the roller 3, which is close to the bearing 9, penetrates through the roller mounting box 4 and extends to the outside of the roller, a first limiting sleeve 17 for limiting the degree of freedom of the roller 3 in the length direction is connected to the position, close to the bearing 9, of the outer side of the side wall of the roller mounting box 4 in a threaded manner, the head of the roller is inserted into the roller mounting box 4 and is connected with the roller embedded bearing 20 in a pulling and inserting manner when the roller 3 is mounted, the bearing at the tail of the roller 3 is embedded into the side wall of the roller mounting box 4, then the first limiting sleeve 17 with external threads is sleeved on the roller 3 and is rotationally twisted into the side wall of the roller mounting box 4 to block the bearing 9, and the roller 3 is prevented from sliding; in order to enable the roller 3 and the bearing 9 to be detached from the interior of the roller mounting box 4, the inner diameter of the first limiting sleeve 17 is matched with the roller 3, and the outer diameter of the first limiting sleeve 17 is not smaller than the outer diameter of the bearing 9, so that the first limiting sleeve 17 can play a limiting role, and the detachment of the roller 3 and the bearing 9 is not affected, of course, the film rolling mechanism can also be set to be a fixed structure, and the first limiting sleeve 17 is directly fixed on the outer wall of the roller mounting box 4, after the dustproof film 2 in the film storage mechanism is used, a user can directly cut off the dustproof film 2 wound on the roller 3 by using scissors, and troubles caused by detachment and installation of the roller 3 are avoided (the attachment and detachment of the roller 3 can involve the attachment and connection of the driving belt 16 between the motor 18 and the roller 3).

In addition, the top of the roller mounting box 4 is bolted with a mounting box cover 11, and a gap is reserved on the mounting box cover 11, so that the dustproof film 2 can penetrate out of the roller mounting box 4 to cover the refrigerator body.

As shown in fig. 9, the film winding mechanism further includes a power assembly rotated by the driving roller 3; power component is including setting up the motor 18 in 4 curb plates departments of gyro wheel mounting box, the belt pulley has been cup jointed to the output of motor 18, the cover is equipped with drive belt 16 between belt pulley and the gyro wheel 3 that is located 4 outsides of gyro wheel mounting box, gyro wheel 3 and motor 18 are connected through the belt drive structure and realize the drive and connect, motor 18 passes through motor power cord 16 with motor switch 5 and is connected, in operation, the user directly presses motor switch 5 starter motor 18, motor 18 drives gyro wheel 3 through drive belt 16 and rotates the realization and roll up the membrane operation.

As shown in fig. 2, 4 and 6, the film storage mechanism comprises a dustproof film roller mounting box 7 and a dustproof film roller 10 which are mounted at the bottom of a right side plate 6 of the refrigerator; the dustproof film mounting box 7 is pre-embedded into the refrigerator body, and the foamed dustproof film mounting box 7 is fixed at the bottom of the right side plate 6 of the refrigerator body; in order to facilitate the installation of the dustproof film 2 after the dustproof film roller 10 is disassembled, the dustproof film roller 10 is designed into an open-and-disassemble structure, specifically, one end of the dustproof film roller 10 is inserted into the dustproof film roller installation box 7 and is connected with the dustproof film roller embedded bearing 21 embedded in the dustproof film roller in a drawing and inserting way, the other end of the dustproof film roller 10 is installed with the dustproof film roller installation box 7 in a drawing and inserting way through the riveted bearing 9, then a second limiting sleeve 19 is screwed in the position, close to the bearing 9, on the outer side of the side wall of the dustproof film roller mounting box 7 through threads to limit the dustproof film roller 10, so that the dustproof film roller 10 is prevented from sliding out of the dustproof film roller mounting box 7 when rotating, when the dustproof film 2 on the dustproof film roller 10 is used up, the dustproof film roller 10 and the bearing 9 are pulled out by disassembling the dustproof film 2 through the second limiting sleeve 19 which is turned reversely, and then a new dustproof film 2 is replaced; in order to make the dustproof film roller 10 smoothly take out, the outer diameter of the second limit sleeve 19 should be not smaller than the outer diameter of the bearing 9, in addition, the dustproof film roller 10 in the dustproof film roller mounting box 7 is fixedly sleeved with the dustproof film reel 8, the dustproof film 2 is wound on the dustproof film reel 8, in order to make the dustproof film roller 10 with the dustproof film 2 smoothly mounted in the dustproof film roller mounting box 7, the outer diameter of the dustproof film reel 8 after the dustproof film 2 is wound on the dustproof film reel should not be larger than the outer diameter of the bearing 9.

The top of the dustproof film roller mounting box 7 is also connected with a mounting box cover 11 through bolts, and a gap is reserved on the mounting box cover 11, so that the dustproof film 2 can penetrate out of the dustproof film roller mounting box 7 to cover the refrigerator body.

In order to enable the dustproof film 2 to be completely covered on the refrigerator body as far as possible, the width of the roller mounting box 4 and the width of the dustproof film roller mounting box 7 are the same as the width of a side plate of the refrigerator body, so that the coverage area of the dustproof film 2 wound on the roller 3 or the dustproof film roller 10 is the largest as far as possible, and the dustproof effect of the refrigerator is guaranteed.

As shown in fig. 8, since the dustproof film 2 needs to pass through the joint of the top cover 12 and the side wall of the refrigerator in the process of covering the refrigerator body, and the dustproof film 2 may be broken or stuck at this position due to the right-angle structure of the refrigerator itself, which affects the pulling of the dustproof film 2, a guide mechanism for performing a transition function is installed at this position of the refrigerator, the guide mechanism includes four transition wheel installation boxes 13 and a transition wheel 14 disposed inside the transition wheel installation box 13, the transition wheel 14 is installed in the transition wheel installation box 13 through an insert and can rotate with the insert as a central axis, and when passing through this position, the dustproof film 2 contacts with the transition wheel 14 to generate rolling friction, which can prevent the dustproof film 2 from being stuck and ensure that it can smoothly slide.

In addition, because the transition wheel 14 is higher than one end of the top of the refrigerator, a gap is left between the dustproof film 2 and the refrigerator top cover 12, and dust can fall into the top of the refrigerator due to the gap, a vacuum pump mounting box 24 and a control panel 22 are pre-embedded on the top of the refrigerator top cover 12, a vacuum pump 25 is fixed in the vacuum pump mounting box 24 through internal threads, vacuum tubes 26 are distributed on two sides of the vacuum pump 25, the vacuum tubes 26 and the vacuum pump 25 are connected by adopting a sealing device, the vacuum tubes 26 extend to between the two transition wheels 14 positioned on the same side, the end parts of the vacuum tubes 26 are communicated with a hole reserved on the top of the refrigerator, the signal input end of the control panel 22 is connected with the control end of the motor 18, the signal output end of the control panel 22 is in control connection with the vacuum pump 25, the dustproof film 2 covers the refrigerator top cover 12, after the motor 18, when the vacuum pump 25 works, the vacuum tube 26 enables the dustproof film 2 and the refrigerator top cover 12 to generate negative pressure so that the dustproof film 2 can better cover the top of the refrigerator and the influence of dust on the refrigerator is isolated, and it should be noted that the start-stop control of the motor 18 adopts the prior art, namely, a contactor is connected into a main control circuit of the motor 18, and the control circuit controls the conduction of a coil of the contactor to control the start-stop of the motor 18; in the invention, two contacts of a stop button for controlling the motor 18 are connected with the contacts of a delay start time relay in the control panel 22, when the stop button is pressed to stop the motor 18, the delay start time relay is conducted and electrified for 2min, the contacts in the relay are closed, the vacuum pump 25 is conducted and works, and after the vacuum pump 25 is electrified and works for 2min, the relay is restored under the action of a restoring spring.

The invention provides a refrigerator with an electric dustproof device, which has the working principle that: open motor switch 5, motor 18 passes through drive belt 17 and drives gyro wheel 3 and the rotation of dust mask gyro wheel 10, make dust mask 2 cover in refrigerator top cap 12 and curb plate department when gyro wheel 3 rotates with dust mask gyro wheel 10, motor 18 stall back, control panel 22 timing two minutes then gives vacuum pump 25 circular telegrams through vacuum pump power cord 23, vacuum pump 25 during operation makes dust mask 2 and refrigerator top cap 12 produce the negative pressure through vacuum tube 26, so that the better cover of dust mask 2 is at the refrigerator top, isolated dust is to the influence of refrigerator.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical scope of the present invention and the equivalent alternatives or modifications according to the technical solution and the inventive concept of the present invention within the technical scope of the present invention.

Claims

1. A refrigerator with an electric dust-proof device is characterized in that: the film winding device comprises a refrigerator body, a film storage mechanism and a film winding mechanism which are respectively arranged at the bottoms of two sides of the refrigerator body, a guide mechanism arranged at the top of the refrigerator body, and a driving assembly for driving the film winding mechanism to act;

the film storage mechanism is used for winding and storing a dustproof film;

2. The refrigerator according to claim 1, wherein the electric dust-proof device comprises: the film rolling mechanism comprises a roller and a roller mounting box which are mounted at the bottom of the left side plate of the refrigerator;

3. The refrigerator according to claim 2, wherein the electric dust-proof device comprises: the film rolling mechanism further comprises a power assembly for driving the roller to rotate;

4. The refrigerator according to claim 1, wherein the electric dust-proof device comprises: the film storage mechanism comprises a dustproof film roller mounting box and a dustproof film roller, wherein the dustproof film roller mounting box and the dustproof film roller are mounted at the bottom of the right side plate of the refrigerator;

5. The refrigerator with an electric dust-proof device according to claim 2 or 4, characterized in that: the width of the roller mounting box and the width of the dustproof film roller mounting box are the same as the width of the side plate of the refrigerator box body.

6. The refrigerator according to claim 3, wherein the electric dust-proof device comprises: the guide mechanism comprises four transition wheel mounting boxes and transition wheels arranged in the transition wheel mounting boxes;

7. The refrigerator according to claim 6, wherein the electric dust-proof device comprises: the refrigerator comprises a refrigerator body and is characterized in that a vacuum pump mounting box is pre-buried in the top of the refrigerator body, a vacuum pump is fixed in the vacuum pump mounting box through threads, vacuum tubes are distributed on two sides of the vacuum pump and extend to a position between two transition wheels on the same side, and the end portions of the vacuum tubes are communicated with holes reserved in the top of the refrigerator.

8. The refrigerator according to claim 7, wherein the electric dust-proof device comprises: the vacuum pump mounting box is characterized in that a control panel is further arranged inside the vacuum pump mounting box, the signal input end of the control panel is connected with the control end of the motor, and the signal output end of the control panel is connected with the vacuum pump in a control mode.