CN216984318U

CN216984318U - Refrigeration device

Info

Publication number: CN216984318U
Application number: CN202122838106.7U
Authority: CN
Inventors: 刘丙伟; 丁明伟; 侯代民; 徐磊
Original assignee: Qingdao Haier Special Refrigerator Co Ltd; Haier Smart Home Co Ltd
Current assignee: Qingdao Haier Special Refrigerator Co Ltd; Haier Smart Home Co Ltd
Priority date: 2021-11-18
Filing date: 2021-11-18
Publication date: 2022-07-19
Anticipated expiration: 2031-11-18

Abstract

The utility model provides refrigeration equipment which comprises an inner container and an air duct plate arranged in the inner container, wherein the air duct plate divides the inner container into an air supply duct and a storage compartment, the air supply duct comprises a first air supply duct arranged at the rear side of the storage compartment and a second air supply duct arranged above the storage compartment and communicated with the first air supply duct, the air duct plate is provided with an opening downwards opened and communicated with the second air supply duct, the refrigeration equipment also comprises a shelf arranged on the air duct plate and/or the inner container, the opening is positioned at the front side of the shelf, and the shelf is provided with an air supply cavity, an air inlet communicated with the first air supply duct and the air supply cavity and an air outlet opened along the height direction and communicated with the air supply cavity. The utility model can ensure the heat preservation effect of the refrigeration equipment.

Description

Refrigeration device

Technical Field

The utility model relates to refrigeration equipment, in particular to refrigeration equipment with better heat preservation performance.

Background

When the existing refrigerator works, the temperature (low temperature) of the display area is generally required to be kept for the purpose of insurance. Under the general condition, in order to make things convenient for the customer to select commodity, the show area of freezer is the open-type, consequently in order to reach the purpose that the show area keeps warm, among the prior art, sets up a cold wind air curtain in the outside (front side) of show area usually to isolated outside environment provides cold air in order to keep the low temperature effect for the show cupboard simultaneously. However, the air supply to the articles in the display area is from back to front, and is vertical to the direction of the air curtain, so that the flowing directionality of the air curtain is poor, the effect of the air curtain is weakened, and the heat preservation effect is further weakened.

In view of the above, there is a need for an improved refrigeration apparatus to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide refrigeration equipment with better heat preservation performance.

In order to achieve the purpose of the utility model, the utility model provides a refrigeration device, which comprises an inner container and an air duct plate arranged in the inner container, wherein the air duct plate divides the inner container into an air supply duct and a storage chamber, the air supply duct comprises a first air supply duct arranged at the rear side of the storage chamber and a second air supply duct arranged above the storage chamber and communicated with the first air supply duct, the air duct plate is provided with an opening downwards opened and communicated with the second air supply duct, the refrigeration device further comprises a shelf arranged on the air duct plate and/or the inner container, the opening is positioned at the front side of the shelf, and the shelf is provided with an air supply cavity, an air inlet communicated with the first air supply duct and the air supply cavity and an air outlet opened and communicated with the air supply cavity along the height direction.

As a further improvement of the present invention, the air duct plate includes a first air duct plate disposed along the height direction, and a second air duct plate disposed along the front-rear direction and connected to the first air duct plate, the first air duct plate and the second air duct plate are respectively matched with the liner to form the first air supply duct and the second air supply duct, the first air duct plate is disposed obliquely backward from bottom to top, and the first air duct plate has a through hole communicated with the air inlet.

As a further improvement of the present invention, the shelf is disposed on the air duct plate, the shelf includes a fixing portion extending in a height direction and fixed to the air duct plate, and a carrying portion extending forward from the fixing portion, the air inlet is disposed on the fixing portion, and the air outlet is disposed on the carrying portion.

As a further improvement of the utility model, the bearing part is arranged at the upper end of the fixing part, so that the shelf is L-shaped.

As a further improvement of the present invention, the air duct plate includes a first air duct plate disposed along the height direction, and a second air duct plate disposed along the front-rear direction and connected to the first air duct plate, the first air duct plate and the second air duct plate are respectively matched with the liner to form the first air supply duct and the second air supply duct, and the second air duct plate is disposed in an upward inclined manner from the rear to the front.

As a further improvement of the utility model, the refrigeration equipment further comprises a separator arranged between the air duct plate and the inner container, the separator divides the air supply duct into an outer air supply duct and an inner air supply duct, and the openings comprise an outer opening corresponding to the outer air supply duct and an inner opening corresponding to the inner air supply duct.

As a further improvement of the present invention, the thickness of the outer air supply duct of the first air supply duct is smaller than the thickness of the inner air supply duct.

As a further improvement of the utility model, the refrigeration equipment also comprises a fan arranged in the outer air supply duct.

As a further improvement of the utility model, the refrigeration equipment also comprises a press cabin arranged below the storage compartment and a connecting channel for communicating the press cabin and the storage compartment so as to return air to cool the press cabin.

As a further improvement of the utility model, the refrigeration equipment comprises a protective cover arranged at the front side of the press cabin, the protective cover is provided with an air inlet correspondingly matched with the opening so as to exhaust air to the press cabin, and the connecting channel is arranged in the protective cover.

The utility model has the beneficial effects that: according to the refrigeration equipment, the air inlet communicated with the air supply duct and the air outlet formed in the height direction are formed in the shelf, so that the air outlet direction is the height direction and is the same as the air curtain direction, the air curtain is prevented from being impacted by the air outlet, the stability of the air curtain is effectively guaranteed, and the heat preservation effect is improved.

Drawings

Figure 1 is a schematic view of a first embodiment of the refrigeration unit of the present invention.

Figure 2 is a schematic view of a second embodiment of the refrigeration unit of the present invention.

Fig. 3 is an enlarged view of a point a in fig. 2.

Detailed Description

The present invention will be described in detail below with reference to embodiments shown in the drawings. The present invention is not limited to the embodiment, and structural, methodological, or functional changes made by one of ordinary skill in the art according to the embodiment are included in the scope of the present invention.

Fig. 1 to 3 show an embodiment of the refrigeration apparatus of the present invention, the refrigeration apparatus includes an inner container 1, and an air duct plate 2 disposed in the inner container 1, the air duct plate 2 divides the inner container 1 into an air supply duct 3 and a storage chamber 4, the air supply duct 3 includes a first air supply duct disposed at the rear side of the storage chamber 4, and a second air supply duct disposed above the storage chamber 4 and communicated with the first air supply duct.

The air duct plate 2 is provided with an opening 21 which is downwards opened and communicated with a second air supply duct, the refrigeration equipment further comprises a shelf 5 which is arranged on the air duct plate 2 and/or the inner container 1, the opening 21 is positioned on the front side of the shelf 5, and the shelf 5 is provided with an air supply cavity, an air inlet which is communicated with the first air supply duct and the air supply cavity, and an air outlet which is opened along the height direction and is communicated with the air supply cavity.

Specifically, as shown in fig. 1 and fig. 2, in this embodiment, the refrigeration device is a freezer, and is a freezer of a single room, and is usually installed in each shopping mall, so that customers can observe and purchase the inside articles, therefore, the refrigeration device is not provided with a door body, and sends out cold air from the opening 21 mainly through the first air supply duct and the second air supply duct, thereby forming an air curtain from top to bottom to achieve the purpose of heat preservation.

Certainly in other embodiments, a door body and an air curtain can be arranged to be matched together, and the refrigeration equipment is not limited to a refrigerator, and can also be a wine cabinet, a display cabinet, a refrigerator and the like.

The refrigeration equipment further comprises an evaporation chamber 6 arranged below the storage chamber 4, a return air inlet 7 communicated with the evaporation chamber 6 and the storage chamber 4, an evaporator and an evaporation fan 8 arranged in the evaporation chamber 6, and the evaporation chamber 6 is communicated with the first air supply duct.

The evaporator and the evaporation fan 8 are sequentially arranged from back to front, so that the evaporation fan 8 can change the hot and humid air returning from the storage chamber 4 into low-temperature and low-humidity cold air through the evaporator and send the cold air to the storage chamber 4 again. Of course, in other embodiments, the evaporation chamber 6 may also be disposed at the rear side of the storage compartment 4, or disposed in the first air supply duct.

In this embodiment, the air duct board 2 includes along the first air duct board of direction of height setting, along the fore-and-aft direction setting and the second air duct board that links to each other with first air duct board, form in the cooperation of 1 back wall of first air duct board and inner bag first air supply duct, the cooperation of 1 roof of second air duct board and inner bag forms second air supply duct. The first air duct plate is inclined backward from bottom to top, and the first air duct plate has a through hole (not shown) communicated with the air inlet.

It should be noted that, when first wind channel board set up perpendicularly, air conditioning along first air supply wind channel upflow so, be equivalent to the through-hole sets up in the side of air conditioning flow path direction, consequently, air conditioning is difficult for getting into the through-hole, and the first wind channel board of this scheme inclines the setting backward for the through-hole has the projection along the direction of height, that is to say, the through-hole is located the front side of air conditioning flow path, consequently, when air conditioning flowed along first wind channel board upflow, more easily gets into the through-hole and gets into in the shelf 5, thereby improves refrigeration effect.

In this embodiment, opening 21 is seted up on the second wind channel board along direction of height, the second wind channel board upwards is the tilt up setting after from, consequently, the second air supply wind channel is the narrowing setting forward gradually after from to make air conditioning when flowing in the second wind channel, accelerate gradually after from, and then go out at the opening 21 position of second wind channel board and flow, form one air curtain and guarantee the heat preservation effect, and because the speed of air curtain is very fast, the heat preservation effect is better.

In this embodiment, the rack 5 is disposed on the air duct plate 2, so as to facilitate direct transportation of the cool air from the first air duct into the rack 5, and avoid the trouble of disposing a connecting device between the rack 5 and the first air duct plate.

Of course, in other embodiments, in order to improve the fixing effect of the shelf 5, the shelf 5 may also be fixed to the inner wall of the inner container 1 along the transverse direction, or only fixed to the inner wall of the inner container 1.

Specifically, shelf 5 includes along the direction of height extension and with wind channel plate 2 fixed part 51 mutually, from the bearing part 52 of fixed part 51 forward extension, the air intake set up in on the fixed part 51, just the air intake with the through-hole of first wind channel plate is corresponding to be convenient for carry the interior air conditioning of first air supply wind channel to shelf 5, the air outlet sets up on bearing part 52.

Because the air outlet is seted up along the direction of height, consequently, the air supply direction in the storing compartment 4 also is the direction of height for the air supply direction of storing compartment 4 is the same with the air supply direction of air curtain, has avoided the air supply in the storing compartment 4 to strike the air curtain, has effectively guaranteed the stability of air curtain, improves the heat preservation effect.

In this embodiment, further improve the refrigeration effect of air curtain heat preservation effect and storing compartment 4, the air outlet is seted up in the below of bearing part 52, and air supply and air curtain direction in the storing compartment 4 are simultaneously downward promptly, has also avoided compartment air supply and air curtain to appear conflicting in the direction of height.

Meanwhile, the air supply of the chamber from top to bottom is also beneficial to discharging the hot air above the chamber, and the refrigeration effect is improved. And a certain distance exists between the air outlet and the articles on the shelf 5, so that the risk of cold air freezing injury to the articles can be reduced. Of course, in other embodiments, the air outlet may be formed above the bearing plate according to actual conditions, or formed in the vertical direction at the same time.

In this embodiment, the bearing portion 52 is disposed at the upper end of the fixing portion 51, so that the shelf 5 is "L" shaped. Therefore, the cool air in the first air supply duct directly enters the fixing portion 51, then enters the bearing portion 52, and finally is discharged, that is, the flow path of the cool air is not branched, and the flow is smooth, thereby ensuring the air discharging efficiency.

In order to further improve the heat preservation effect of the air curtain, the utility model also provides a second embodiment, which is different from the first embodiment in that the refrigeration equipment further comprises a separator 9 arranged between the air duct plate 2 and the liner 1, the separator 9 divides the air supply air duct 3 into an outer air supply air duct and an inner air supply air duct, and the thickness of the outer air supply air duct is larger than that of the inner air supply air duct.

It should be noted that the first air supply duct and the second air supply duct, the outer air supply duct and the inner air supply duct are defined from different angles, specifically, the first air supply duct refers to the air supply duct 3 located at the rear side of the storage compartment 4, the second air supply duct refers to the air supply duct 3 located at the upper side of the storage compartment 4, the inner air supply duct refers to the air supply duct 3 directly located at the rear side and the upper side of the storage compartment 4, and the outer air supply duct is the air supply duct 3 disposed in the inner air supply duct.

Therefore, the first air supply duct is divided into two air supply ducts 3 by the partition 9, and the rear side is an outer air supply duct and the front side is an inner air supply duct. The second air supply duct is also divided into two air supply ducts 3 by a partition 9, and the air supply duct located on the upper side is an outer air supply duct and the air supply duct located on the lower side is an inner air supply duct.

The openings 21 include an outer opening 21 corresponding to the outer air supply duct and an inner opening 21 corresponding to the inner air supply duct, so that the cool air forms a double air curtain structure from the inner opening 21 and the outer opening 21. Further improving the heat preservation effect.

The refrigeration equipment further comprises a fan 11 arranged in the outer side air supply air duct. Through fan 11 increases the velocity of flow of outside air curtain, forms the outside heat preservation, and inboard air curtain is used for supplementary isolated part to pierce through the hot-air of outside air curtain to reach better heat preservation effect.

The thickness of the outer air supply duct of the first air supply duct is smaller than that of the inner air supply duct. Therefore, on the basis of forming the double-layer air curtain for heat preservation, the refrigerating compartment can be ensured to have enough cold air for cooling.

The refrigeration equipment further comprises a press cabin 12 arranged below the storage compartment 4, and a connecting channel for communicating the press cabin 12 with the storage compartment 4 so as to facilitate the return air to cool the press cabin 12. The press cabin 12 is arranged below the evaporation chamber 6.

In this embodiment, the refrigeration apparatus further includes a shield 13 disposed at the front side of the press cabin 12, the shield 13 has an air inlet correspondingly matched with the opening 21 so as to output air to the press cabin 12, and the connection channel is disposed in the shield 13.

Therefore, most of the air curtain enters the evaporation chamber 6 through the air return opening 7, and the air of part of the air curtain enters the press cabin 12 through the shield 13, so that the elements in the press cabin 12 are cooled, the cold energy is effectively utilized, and the energy waste is avoided.

Of course, in other embodiments, the protective cover 13 may not be provided, and the evaporation chamber 6 and the press cabin 12 are directly communicated, so that the return air in the storage compartment 4 is directly used to enter the press cabin 12 through the evaporation chamber 6. At the same time, a corresponding heat-insulating structure can be provided to prevent the high temperature in the press cabin 12 from influencing the evaporation chamber 6.

In summary, the refrigeration equipment of the present invention arranges the air inlet communicated with the air supply duct 3 and the air outlet arranged along the height direction on the shelf 5, so that the air outlet direction is the same as the height direction of the air curtain, thereby preventing the air curtain from being impacted by the air outlet, effectively ensuring the stability of the air curtain, and improving the heat preservation effect.

Although the present invention has been described in detail with reference to the preferred embodiments, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the spirit and scope of the present invention.

Claims

1. The utility model provides a refrigeration plant, includes the inner bag, sets up the air duct board in the inner bag, the air duct board is the interior partition of inner bag for air supply wind channel and storing room, the air supply wind channel is including setting up in the first air supply wind channel of room rear side between the storing, set up in the second air supply wind channel that room top and first air supply wind channel are linked together between the storing, the air duct board has the opening of seting up and communicateing second air supply wind channel downwards, its characterized in that: the refrigeration equipment further comprises a shelf arranged on the air duct plate and/or the inner container, the opening is located on the front side of the shelf, and the shelf is provided with an air supply cavity, an air inlet communicated with the first air supply air duct and the air supply cavity, and an air outlet arranged in the height direction and communicated with the air supply cavity.

2. The refrigeration appliance according to claim 1, wherein: the air duct plate comprises a first air duct plate arranged along the height direction, and a second air duct plate arranged along the front-back direction and connected with the first air duct plate, the first air duct plate and the second air duct plate are respectively matched with the inner container to form a first air supply air duct and a second air supply air duct, the first air duct plate is inclined backwards from bottom to top, and the first air duct plate is provided with a through hole communicated with the air inlet.

3. The refrigeration appliance according to claim 2, wherein: the shelf set up in on the wind channel board, the shelf includes along the direction of height extension and with wind channel board fixed part, from the bearing part of fixed part forward extension, the air intake set up in on the fixed part, the air outlet sets up on the bearing part.

4. A refrigeration appliance as recited in claim 3 wherein: the bearing part is arranged at the upper end of the fixing part, so that the shelf is L-shaped.

5. The refrigeration appliance according to claim 1, wherein: the air duct plate comprises a first air duct plate arranged along the height direction and a second air duct plate arranged along the front-back direction and connected with the first air duct plate, the first air duct plate and the second air duct plate are respectively matched with the liner to form a first air supply duct and a second air supply duct, and the second air duct plate is arranged in an upward inclined mode from back to front.

6. The refrigeration appliance according to claim 1, wherein: the refrigeration equipment further comprises a separator arranged between the air duct plate and the inner container, the separator separates the air supply air duct into an outer air supply air duct and an inner air supply air duct, and the opening comprises an outer opening corresponding to the outer air supply air duct and an inner opening corresponding to the inner air supply air duct.

7. The refrigeration appliance of claim 6 wherein: the thickness of the outer air supply duct of the first air supply duct is smaller than that of the inner air supply duct.

8. The refrigeration appliance according to claim 6 wherein: the refrigeration equipment also comprises a fan arranged in the outer side air supply duct.

9. The refrigeration appliance of claim 1 wherein: the refrigeration equipment further comprises a press bin arranged below the storage chamber, and a connecting channel which is communicated with the press bin and the storage chamber so that the return air can cool the press bin.

10. The refrigeration appliance of claim 9 wherein: the refrigeration equipment comprises a protective cover arranged on the front side of the press cabin, the protective cover is provided with an air inlet which is correspondingly matched with the opening so as to facilitate air outlet to the press cabin, and the connecting channel is arranged in the protective cover.