CN114251891A

CN114251891A - A kind of refrigerator

Info

Publication number: CN114251891A
Application number: CN202011019736.5A
Authority: CN
Inventors: 郑乃超; 廖强; 翟会杰; 谭敏威; 杨明芳
Original assignee: Hisense Ronshen Guangdong Refrigerator Co Ltd
Current assignee: Hisense Ronshen Guangdong Refrigerator Co Ltd
Priority date: 2020-09-24
Filing date: 2020-09-24
Publication date: 2022-03-29

Abstract

The invention relates to the technical field of household appliances, and discloses a refrigerator, which comprises: the refrigerator comprises a box body, a refrigerating chamber and a refrigerating chamber, wherein at least one refrigerating chamber is arranged in the box body; the air outlet device is arranged in the refrigerating chamber and is positioned in the middle of the joint of the top wall of the refrigerating chamber and the rear side wall of the refrigerating chamber; the air-out device includes: the mounting seat is connected with the box body and provided with a mounting cavity with an open front part, and air outlets are formed in the left side and the right side of the mounting seat; the fan is arranged in the mounting cavity and is a centrifugal fan; and the front decorative plate is connected to the front side of the mounting seat, and an air inlet is defined on the front decorative plate and/or between the front decorative plate and the front side of the mounting seat. The beneficial effect of this application does: the air outlet device in the refrigerating chamber occupies a small space, has high air blowing efficiency and cannot be directly blown to a food storage position.

Description

A kind of refrigerator

Technical Field

The invention relates to the technical field of household appliances, in particular to a refrigerator.

Background

When the direct-cooling refrigerator is used, the condition that the temperature of the upper part is high and the temperature of the lower part is low often occurs when the refrigerating chamber is high, the temperature difference is large, and the temperature difference is difficult to control between 0 ℃ and 8 ℃. At this time, an air outlet device is required to be arranged in the refrigerating chamber, so that cold air in the refrigerating chamber circularly flows to eliminate the temperature difference in the storage chamber; however, the air outlet device can not occupy too much effective space for placing food, and the air outlet device can not directly blow the food, so that the food is prevented from being dried up due to water loss.

Among the air-out device at present, adopt axial-flow fan usually, occupation space is great, and the air-out device includes following two kinds of structures usually: the first is to wind from the back and blow from the front, at this time blow against the refrigerator door, blow to the cold food in the cold storage room easily, can change the wind direction of blowing by adding the cover plate in the blowing port, but can make the blowing efficiency reduce; the other type is to wind from the front and wind from the back, and the wind is directly blown to the back of the box body, which also causes low blowing efficiency.

Disclosure of Invention

An object of this application is to provide a refrigerator, it can provide an air-out device at the walk-in, not only makes occupation space little, and bloies efficiently, can not directly blow to on the cold-stored food in the refrigerator.

The purpose of the application is realized by the following technical scheme:

a refrigerator, comprising:

the refrigerator comprises a box body, a refrigerating chamber and a refrigerating chamber, wherein at least one refrigerating chamber is arranged in the box body; and

the air outlet device is arranged in the refrigerating chamber and is positioned in the middle of the joint of the top wall of the refrigerating chamber and the rear side wall of the refrigerating chamber; the air-out device includes:

the mounting seat is connected with the box body and provided with a mounting cavity with an open front part, and air outlets are formed in the left side and the right side of the mounting seat;

the fan is arranged in the mounting cavity and is a centrifugal fan; and

the front trim panel is connected to the front side of the mounting seat, and an air inlet is defined on the front trim panel and/or between the front trim panel and the front side of the mounting seat.

In some embodiments of the present application, the mounting seat is in a shape of a rhomboid column, two bottom surfaces of the rhomboid column respectively form a left side wall and a right side wall of the mounting seat, two side surfaces of the rhomboid column are respectively attached to the top wall of the refrigerating chamber and the rear side wall of the refrigerating chamber, and the other side surface of the rhomboid column forms a front side wall of the mounting seat.

In some embodiments of the present application, the fan is in a round table shape with an outer diameter gradually increasing from back to front.

In some embodiments of the present application, the fan includes:

the motor is arranged at the bottom of the mounting cavity; and

the impeller is arranged at the power output end of the motor, and the motor can operate to enable the power output end to rotate so as to drive the impeller to rotate.

In some embodiments of the present application, the impeller comprises:

the rotating hub is connected with the power output end of the motor;

the air deflector is annularly arranged on the periphery of the rotating hub, and the air deflector gradually inclines backwards from inside to outside;

the air guide ring is arranged on the periphery of the rotating hub, positioned on the front side of the air guide plate and arranged coaxially with the rotating hub; and

the blades are arranged on the periphery of the rotating hub at intervals, the rear ends of the blades are connected to the air deflector, and the front sides of the blades are connected with the air guide ring.

In some embodiments of the present application, the front side of the air guiding plate is an inwardly concave arc-shaped surface.

In some embodiments of the present application, be equipped with jack catch and trip in the installation cavity of mount pad, the motor joint in the jack catch, the power cord card of motor is located in the trip.

In some embodiments of the present application, a plurality of air outlets are respectively disposed on two sides of the fan, the air outlets are strip-shaped, and the width of the air outlet is 3 mm to 8 mm.

In some embodiments of the present application, the front decorative plate is provided with the strip-shaped air inlet, and the width of the air inlet is 3 mm to 8 mm.

In some embodiments of the present application, the front decorative plate is clamped to the mounting seat, a gap is left between the front decorative plate and the front side of the mounting seat, and the gap is defined as the air inlet.

According to the refrigerator, the fan of the air outlet device is set to be the centrifugal fan, so that the size can be effectively reduced compared with an axial flow fan, and the occupation of the air outlet device on an effective storage space is reduced; in addition, the air outlet device is arranged in the middle of the top of the back of the refrigerating chamber, the air inlet is arranged on the front side of the air outlet device, the air outlet is respectively arranged on the left side and the right side, food is not basically placed on the two sides of the air outlet device, the air outlet device almost blows air towards the dead angle of the refrigerating chamber, the stored food cannot be directly blown, and the blowing efficiency of the circulating mode is greatly increased compared with the traditional mode of increasing the baffle plate and changing the direction.

Drawings

The present application is described in further detail below in connection with the accompanying drawings and preferred embodiments, but those skilled in the art will appreciate that the drawings are only drawn for the purpose of explaining the preferred embodiments, and therefore should not be taken as limiting the scope of the present application. Furthermore, unless specifically stated otherwise, the drawings are intended to be conceptual in nature or configuration of the described objects and may contain exaggerated displays and are not necessarily drawn to scale.

Fig. 1 is a schematic structural view of a refrigerator related to an air outlet device of the refrigerator according to an embodiment of the present disclosure;

FIG. 2 is a schematic longitudinal cross-section of FIG. 1;

fig. 3 is a schematic structural view of the air outlet device in fig. 1;

fig. 4 is an exploded view of the air outlet device in fig. 3;

fig. 5 is a schematic cross-sectional view of a base of the air outlet device in fig. 4;

fig. 6 is a schematic cross-sectional view of an impeller of the blower of the air outlet device in fig. 4;

FIG. 7 is a schematic view of the impeller of FIG. 6 illustrating air intake and outlet;

fig. 8 is a schematic rear view of a front decorative plate of the air outlet device in fig. 4;

fig. 9 is a schematic cross-sectional view of a refrigerator related to an air outlet device thereof in a second embodiment of the present application;

fig. 10 is a schematic structural view of a mounting seat of the air outlet device in fig. 9;

fig. 11 is a schematic structural view of a front decorative plate of the air outlet device in fig. 9.

In the figure, 100, a box body; 101. a refrigerating chamber; 200. an air outlet device;

1. a mounting seat; 11. a mounting cavity; 12. an air outlet; 13. a claw; 14. a hook is clamped; 15. a clamping hole; 16. transverse ribs; 17. a first mounting lug; 2. a fan; 21. a motor; 211. mounting a plate; 212. a stator; 213. a magnet; 214. a rotating shaft; 22. an impeller; 221. rotating the hub; 2211. a groove; 2212. fixing a column; 222. an air deflector; 223. a wind guide ring; 224. a blade; 2241. reinforcing ribs; 3. a front fascia; 31. buckling; 32. blocking ribs; 33. a second mounting lug; 331. accommodating grooves; 4. an air inlet; 5. and (7) installing holes.

Detailed Description

Hereinafter, preferred embodiments of the present application will be described in detail with reference to the accompanying drawings. Those skilled in the art will appreciate that the descriptions are illustrative only, exemplary, and should not be construed as limiting the scope of the application.

First, it should be noted that the orientations of top, bottom, upward, downward, and the like referred to herein are defined with respect to the orientation in the respective drawings, are relative concepts, and thus can be changed according to different positions and different practical states in which they are located. These and other orientations, therefore, should not be used in a limiting sense.

It should be noted that the term "comprising" does not exclude other elements or steps and the "a" or "an" does not exclude a plurality.

Furthermore, it should be further noted that any single technical feature described or implied in the embodiments herein, or any single technical feature shown or implied in the figures, can still be combined between these technical features (or their equivalents) to obtain other embodiments of the present application not directly mentioned herein.

It will be further understood that the terms "first," "second," and the like, are used herein to describe various information and should not be limited to these terms, which are used merely to distinguish one type of information from another. For example, "first" information may also be referred to as "second" information, and similarly, "second" information may also be referred to as "first" information, without departing from the scope of the present application.

It should be noted that in different drawings, the same reference numerals indicate the same or substantially the same components.

Example one

As shown in fig. 1 to 8, the present embodiment provides a refrigerator, which includes: the refrigerator comprises a box body 100 and an air outlet device 200, wherein at least one refrigerating chamber 101 is arranged in the box body 100, and the air outlet device 200 is arranged in the refrigerating chamber 101 and is positioned in the middle of the joint of the top wall of the refrigerating chamber 101 and the rear side wall thereof.

The air outlet device 200 includes: the air conditioner comprises a mounting seat 1, a fan 2 and a front decorative plate 3, wherein the mounting seat 1 is connected with a box body 100, the mounting seat 1 is provided with a mounting cavity 11 with an open front part, the left side and the right side of the mounting seat 1 are both provided with air outlets 12, the fan 2 is mounted in the mounting cavity 11, the fan 2 is a centrifugal fan, the front decorative plate 3 is connected to the front side of the mounting seat 1, and air inlets 4 are respectively defined on the front decorative plate 3 and between the front decorative plate 3 and the front side of the mounting seat 1; the fan 2 can suck the air quantity from the front side and blow the air quantity from the left side and the right side during operation, so that air flow is generated, air is driven to flow circularly, and the temperature of each area in the refrigerating chamber is uniformly refrigerated.

Based on the technical scheme, the fan 2 of the air outlet device 200 is a centrifugal fan, so that the volume can be effectively reduced compared with an axial flow fan, and the occupation of the air outlet device 200 on an effective storage space is reduced; in addition, the air outlet device 200 is disposed at the middle position of the top of the back of the refrigerating chamber 101, the air inlet 4 of the air outlet device 200 is disposed at the front side, the air outlet 12 is disposed at the left side and the right side, substantially no food is placed at the two sides of the air outlet device 200, the air outlet device 200 almost blows air towards the dead angle of the refrigerating chamber 101, the food storage position cannot be directly blown, the food cannot be rapidly dehydrated and dried up, and compared with the traditional scheme in which a baffle is newly added to change the blowing direction, the blowing efficiency of the circulation mode is greatly increased.

In this embodiment, in order to further reduce the occupation of the refrigerating space, as shown in fig. 2 to 5, the mounting base 1 is in a shape of a rhombus, two bottom surfaces of the rhombus respectively form left and right side walls of the mounting base 1, two side surfaces of the rhombus are respectively attached to the top wall and the rear side wall of the refrigerating chamber 101, that is, a right angle of 90 ° is formed, and the other side surface of the rhombus forms a front side wall of the mounting base 1.

With 1 looks adaptation ground of above-mentioned mount pad, with fan 2 design for the round platform form that increases gradually from back to preceding external diameter, not only can reduce occupation space, and guarantee the efficiency of blowing.

Specifically, the fan 2 in this embodiment includes a motor 21 and an impeller 22, the fan 2 is installed at the bottom of the installation cavity 11, the impeller 22 is installed at a power output end of the motor 21, and the motor 21 can operate to enable the power output end to rotate, so as to drive the impeller 22 to rotate; specifically, as shown in fig. 7, when the impeller 22 rotates, the air is sucked from the front side thereof and then blown out from the left and right sides, respectively, thereby realizing air circulation.

More specifically, referring to fig. 6 and 7, the impeller 22 includes: the wind power generator comprises a rotating hub 221, a wind deflector 222, a wind guide ring 223 and a plurality of blades 224, wherein the rotating hub 221 is connected with a power output end of the motor 21, the wind deflector 222 is arranged on the periphery of the rotating hub 221 in a surrounding manner, the wind deflector 222 gradually inclines backwards from inside to outside, the wind deflector 223 is arranged on the periphery of the rotating hub 221 and positioned on the front side of the wind deflector 222 and is coaxial with the rotating hub 221, the blades 224 are arranged on the periphery of the rotating hub 221 at intervals, the rear ends of the blades 224 are connected to the wind deflector 222, and the front sides of the blades 224 are connected with the wind deflector 223. After the wind is sucked from the front side, the wind direction is changed from the axial direction to the radial direction by the action of the wind deflector 222, and finally, the wind is thrown out to the left and right sides through the blades 224.

Illustratively, as shown in fig. 6 in particular, a rib 2241 is provided on the front side of the blade 224 to reinforce the blade 224 and prevent the blade 224 from shaking during rotation to affect the blowing efficiency and generate noise.

More specifically, the front side of the air deflector 222 is an inward concave arc surface, so that the air quantity can be blown out through the air outlets 12 on the left side and the right side after passing through the air deflector 222, and the blowing efficiency is improved.

As shown in fig. 4, the motor 21 in the present embodiment includes: the mounting plate 211 is fixed on the mounting base 1, the stator 212 is fixed on the front side of the mounting plate 211, the magnet 213 is sleeved on the positioning periphery as a rotor, the rotating shaft 214 is inserted in the stator 212, one end of the rotating shaft 214 is rotatably connected with the mounting plate 211, and the other ends of the magnet 213 and the rotating shaft 214 are fixedly connected with the rear end of the rotating hub 221; specifically, as shown in fig. 6, a groove 2211 for fixing the magnet 213 is formed at the rear of the rotating hub 221, and a fixing post 2212 is formed at the bottom of the groove 2211, the fixing post 2212 being used for fixing the front end of the rotating shaft 214.

As shown in fig. 5, a claw 13 and a hook 14 are arranged in the mounting cavity 11 of the mounting base 1, the motor 21 is clamped in the claw 13 through the mounting plate 211, and a power line of the motor 21 is clamped in the hook 14, so that the power line can be prevented from touching the impeller 22 to cause a fault; illustratively, the hook 14 may be selected to be semi-circular.

In the embodiment, as shown in fig. 4 and 5, the plurality of air outlets 12 are respectively arranged on two sides of the fan 2, the air outlets 12 are strip-shaped, and the width of the air outlet is 3 mm to 8 mm, so that the air outlet is not affected, fingers of a child cannot extend into the air outlet, and the safety is improved.

In the embodiment, because the air inlets 4 are formed in the front decorative plate 3 and between the front decorative plate 3 and the mounting base 1, the air inlets 4 formed in the front decorative plate 3 can provide a small amount of inlet air, and the width of the air inlets 4 formed in the front decorative plate 3 is 3 mm-8 mm, so that fingers of a child cannot stretch into the air inlets; however, the air inlet 4 of the front trim panel 3 mainly serves as an appearance decoration, so that the air inlet 4 of the front trim panel 3 can be eliminated.

As shown in fig. 3, in this embodiment, the front trim 3 is clamped to the mounting base 1, and a gap is left between the front trim 3 and the front side of the mounting base 1, and the gap is defined as an air inlet 4; specifically, a plurality of clamping holes 15 are formed in the front side of the mounting seat 1, a plurality of buckles 31 corresponding to the clamping holes 15 one by one are arranged on the back surface of the front decorative plate 3, and the front decorative plate 3 can be stably mounted on the mounting seat 1 by clamping the buckles 31 in the clamping holes 15; referring to fig. 8 and 3, a rib 32 is provided on the back surface of the front trim 3, and when the front trim 3 is mounted on the mount 1, the rib 32 abuts against the front side of the mount 1, so that a gap can be defined between the front trim 3 and the mount 1.

In this embodiment, for example, a connection hole (not specifically shown in the drawings) is formed in the mounting base 1, and the mounting base 1 can be fixed to the box 100 by screwing through the connection hole.

In addition, it should be noted that the refrigerator referred to in the present application not only refers to a refrigerator in the conventional sense, but also includes products such as a refrigerator and a wine cabinet.

Example two

The present embodiment also provides a refrigerator, which is different from the first embodiment only in that: the front decorative plate 3 and the mounting seat 1 are tightly connected, that is, an air inlet is not defined between the front decorative plate 3 and the mounting seat 1, and only the front decorative plate 3 is provided with a plurality of strip-shaped air inlets 4, which is shown in fig. 9-11.

More specifically, as shown in fig. 10 and 11, a transverse rib 16 is provided at the lower side edge of the mounting seat 1, a buckle 31 is provided at a position of the back surface of the front trim panel 3 opposite to the transverse rib 16, and the buckle 31 is buckled to the transverse rib 16; in addition, a first mounting lug 17 is disposed at the top of the front side of the mounting seat 1, a second mounting lug 33 is disposed at a position corresponding to the first mounting lug 17 on the top side of the front trim panel 3, an accommodating groove 331 is formed in the second mounting lug 33, the first mounting lug 17 is disposed in the accommodating groove 331, mounting holes 5 are formed in the first mounting lug 17 and the second mounting lug, and screws can pass through the mounting holes 5 in sequence to fix the air outlet device 200 to the top surface of the box 100.

In summary, in the refrigerator in the embodiment of the present application, the fan of the air outlet device is a centrifugal fan, so that the volume can be effectively reduced compared with an axial flow fan, and the occupation of the air outlet device on an effective storage space is reduced; in addition, the air outlet device is arranged in the middle of the top of the back of the refrigerating chamber, the air inlet is arranged on the front side of the air outlet device, the air outlet is respectively arranged on the left side and the right side, food is not basically placed on the two sides of the air outlet device, the air outlet device almost blows air towards the dead angle of the refrigerating chamber, the stored food cannot be directly blown, and the blowing efficiency of the circulating mode is greatly increased compared with the traditional mode of increasing the baffle plate and changing the direction.

This written description discloses the application with reference to the drawings, and also enables one skilled in the art to practice the application, including making and using any devices or systems, using suitable materials, and using any incorporated methods. The scope of the present application is defined by the claims and includes other examples that occur to those skilled in the art. Such other examples are to be considered within the scope of the claims as long as they include structural elements that do not differ from the literal language of the claims, or that they include equivalent structural elements with insubstantial differences from the literal language of the claims.

Claims

1. A refrigerator, characterized by comprising:

the fan is arranged in the mounting cavity and is a centrifugal fan; and

2. The refrigerator according to claim 1, wherein the mounting seat is formed in a shape of a rhombus column as a whole, two bottom surfaces of the rhombus column respectively form a left side wall and a right side wall of the mounting seat, two side surfaces of the rhombus column are respectively attached to the top wall and the rear side wall of the refrigerating chamber, and the other side surface of the rhombus column forms a front side wall of the mounting seat.

3. The refrigerator of claim 2, wherein the blower fan is in a circular truncated cone shape having an outer diameter gradually increasing from rear to front.

4. The refrigerator of claim 1, wherein the blower fan comprises:

the motor is arranged at the bottom of the mounting cavity; and

5. The refrigerator of claim 4, wherein the impeller comprises:

the rotating hub is connected with the power output end of the motor;

6. The refrigerator of claim 5, wherein the front side of the air deflector is concavely curved.

7. The refrigerator as claimed in claim 4, wherein a claw and a hook are provided in the mounting cavity of the mounting base, the motor is clamped in the claw, and a power cord of the motor is clamped in the hook.

8. The refrigerator according to claim 1, wherein a plurality of air outlets are respectively formed at two sides of the blower, the air outlets are strip-shaped, and the width of each air outlet is 3 mm to 8 mm.

9. The refrigerator according to claim 1, wherein the front trim panel is provided with a strip-shaped air inlet, and the width of the air inlet is 3 mm to 8 mm.

10. The refrigerator according to claim 1, wherein the front trim panel is engaged with the mount, and a gap is left between the front trim panel and a front side of the mount, and the gap is defined as the air inlet.