CN117824252A

CN117824252A - Air-cooled horizontal refrigerator

Info

Publication number: CN117824252A
Application number: CN202311640868.3A
Authority: CN
Inventors: 王瑞; 李大伟; 张书锋; 刘建伟; 郑皓宇; 张强
Original assignee: Qingdao Haier Special Refrigerator Co Ltd; Qingdao Haier Smart Technology R&D Co Ltd; Haier Smart Home Co Ltd
Current assignee: Qingdao Haier Special Refrigerator Co Ltd; Qingdao Haier Smart Technology R&D Co Ltd; Haier Smart Home Co Ltd
Priority date: 2023-12-01
Filing date: 2023-12-01
Publication date: 2024-04-05

Abstract

The invention relates to an air-cooled horizontal refrigerator, which comprises a box body, an evaporator and a fan, wherein the box body comprises a box shell and an inner container positioned at the inner side of the box shell, an accommodating cavity is defined in the inner container, the inner container is provided with a bottom plate and a step part which is formed by protruding into the accommodating cavity along the middle position of the long side of one side of the bottom plate, and a press bin is formed at one side of the step part, which is away from the accommodating cavity; the air-cooled horizontal refrigerator further comprises an evaporator chamber which is arranged adjacent to the press bin in the direction perpendicular to the long side, the evaporator chamber and the accommodating chamber are separated by an air duct plate, and the evaporator and the fan are arranged in the evaporator chamber. According to the air-cooled horizontal refrigerator provided by the invention, the evaporator chamber is horizontally arranged side by side with the press bin, and is arranged in the middle area of the bottom of the inner container, so that uniform air supply to the left and right sides is facilitated, the air supply and return distance is shortened, the internal air circulation efficiency is higher, the condensation risk is reduced, and the power consumption is reduced.

Description

Air-cooled horizontal refrigerator

Technical Field

The invention relates to the technical field of refrigeration, in particular to an air-cooled horizontal refrigerator.

Background

Commercial air-cooled refrigerators are not available in the market at present, but air-cooled technology is disclosed. The primary problem to be overcome when the air cooling technology is applied to commercial type, namely glass door refrigerator is condensation problem. The existing mode for solving the condensation of the glass door is mainly a mode of attaching a hydrophilic film or coating to the hollow glass door and the vacuum glass door by heating wires on the glass door, and the common mode is high in price.

The leftmost and rightmost ends of the refrigerator, i.e. the areas where the glass door is first exposed by sliding, are usually used for placing the most marketable products due to the product characteristics of the commercial refrigerator with the left and right sliding doors, which are opened more frequently and are located at the uppermost layer and closest to the glass door, which means that the food heat load of the two areas is larger than that of the other areas, and more cold is needed to rapidly pull the restocking to the set temperature in the box. However, for the structure of the existing general refrigerator, the steps and the evaporator cabins are arranged on the right side, and air is supplied to the left side along the transverse direction, so that the temperature of the right side return air is high, and the temperature of the left side is high because the left side is far from the return air inlet, and the air quantity is usually smaller to avoid condensation. This is contrary to the usage habit of the user for picking up objects. Therefore, it is necessary to study an air-cooled horizontal refrigerator to solve the above problems.

Disclosure of Invention

The invention aims to provide the air-cooled horizontal refrigerator which is convenient to supply air, uniform in air supply and good in user experience.

In order to achieve the above object, an embodiment of the present invention provides an air-cooled horizontal refrigerator, including a casing, an evaporator, and a fan, where the casing includes a casing and a liner located inside the casing, the liner defines an accommodating cavity therein, the liner has a bottom plate, and a step portion protruding into the accommodating cavity along a middle position of a long side of the bottom plate, and a press bin is formed on a side of the step portion facing away from the accommodating cavity;

the air-cooled horizontal refrigerator further comprises an evaporator chamber which is arranged adjacent to the press bin in the direction perpendicular to the long side, the evaporator chamber and the accommodating chamber are separated by an air duct plate, and the evaporator and the fan are arranged in the evaporator chamber.

As a further improvement of an embodiment of the invention, the inner container comprises a first inner container wall which is arranged along the long edge of the other side of the bottom plate in an upward extending way, and the air duct plate is connected with the first inner container wall;

wherein the air duct plate, the bottom plate, and the first liner wall collectively define the evaporator chamber.

As a further improvement of an embodiment of the invention, the air-conditioner further comprises an air outlet cover plate which is arranged in the accommodating cavity and is adjacent to the first liner wall, and an air outlet which is formed by the air outlet cover plate and is arranged towards the accommodating cavity;

an air outlet channel extending from the middle of the first liner wall to two sides is defined between the air outlet cover plate and the first liner wall;

the air outlet channel is communicated with the air outlet of the evaporator chamber.

As a further improvement of an embodiment of the invention, the air outlet channel comprises a vertical air outlet channel communicated with the air outlet of the evaporator chamber, and a horizontal air outlet channel formed by extending the end part of the vertical air outlet channel to the horizontal direction;

the air outlet comprises a plurality of air outlet holes which are arranged at intervals along the extending direction of the horizontal air outlet channel.

As a further improvement of an embodiment of the present invention, the horizontal air outlet channel includes a left air outlet channel and a right air outlet channel respectively disposed at left and right sides of the vertical air outlet channel;

wherein, at least two fans are arranged side by side along the left-right direction; at least one fan is used for supplying air to the left air outlet channel, and at least one fan is used for supplying air to the right air outlet channel.

As a further improvement of an embodiment of the present invention, the air return device further includes an air return port, and the air return port is disposed on the air duct board.

As a further improvement of an embodiment of the present invention, the return air inlet is disposed on the left side wall and/or the right side wall of the air duct board, wherein the return air inlet is disposed near the step portion.

As a further improvement of an embodiment of the invention, the liner comprises a second liner wall which is arranged by extending upwards from the long side of one side of the bottom plate;

the step part comprises a side wall connected with the bottom plate and a top wall connecting the side wall with the second liner wall, and the air duct plate comprises a horizontal air duct plate flush with the top wall and a vertical air duct plate formed by downward extending of the horizontal air duct plate and abutting against the side wall.

As a further improvement of an embodiment of the invention, the device further comprises a machine bin cover plate arranged below the step part, wherein the machine bin cover plate defines the press bin;

the air-cooled horizontal refrigerator comprises a compressor, a heat dissipation fan and a condenser which are respectively arranged in the press bin;

the case shell comprises a bottom wall, and a heat radiation port is formed between the machine cabin cover plate and the bottom wall.

As a further improvement of an embodiment of the present invention, the bottom wall includes a bottom wall body, a machine bin bottom wall for defining the press bin and disposed at a distance from the bottom wall body;

the cabin cover plate comprises an inclined part extending upwards from one side of the bottom wall main body in an inclined way and a vertical part formed by extending upwards from the inclined part;

the inclined part and the bottom wall of the cabin are arranged at intervals to form the heat dissipation opening.

the inner container comprises a second inner container wall which is arranged by extending upwards from the long edge of one side of the bottom plate;

the box shell comprises a first shell body which is arranged adjacent to the wall of the second liner, and the first shell body forms an opening which is communicated with the inside and the outside of the press bin.

As a further improvement of one embodiment of the present invention, the compressor, the heat dissipation fan and the condenser are arranged along the extending direction of the long side of the bottom plate.

As a further improvement of an embodiment of the present invention, the bottom plate includes an inclined bottom plate for defining the evaporator chamber, the inclined bottom plate being inclined gradually upward in a direction from approaching the step portion to departing from the step portion;

the evaporator is arranged on the upper side of the inclined bottom plate, and one side, close to the step part, of the evaporator is lower than the other side, far away from the step part, of the evaporator.

As a further improvement of an embodiment of the present invention, the fan is disposed at the other side of the evaporator away from the step portion.

As a further improvement of an embodiment of the present invention, the evaporator further comprises a water receiving tray arranged on the inclined bottom plate, a drain pipe arranged on one side of the evaporator close to the step part, a press bin arranged below the step part, and an evaporation tray arranged in the press bin, wherein the drain pipe is used for guiding defrosting water generated when the evaporator is defrosted into the evaporation tray, and the evaporator is arranged on the water receiving tray;

one end of the drain pipe is arranged at the junction of the inclined bottom plate and the step part, and the other end of the drain pipe is arranged in the evaporation dish.

Compared with the prior art, the invention has the beneficial effects that: according to the air-cooled horizontal refrigerator provided by the invention, the step part formed by protruding into the accommodating cavity is formed along the middle position of the long edge of one side of the bottom plate, the press bin is formed on one side of the step part, which is away from the accommodating cavity, the evaporator chamber and the press bin are horizontally arranged side by side, and the evaporator chamber is arranged in the middle area of the bottom of the inner container, so that uniform air supply is facilitated on the left side and the right side, the left side and the right side are rapidly cooled, the temperature of one side in the left-right direction is prevented from being lower, the use habit of a user is met, the air supply and return distance is shortened, the internal air circulation efficiency is higher, the condensation risk is reduced, and the power consumption is reduced. The air supply device has the advantages of convenience in air supply, uniformity in air supply and high user experience.

Drawings

Fig. 1 is a schematic diagram of a three-dimensional structure of an air-cooled horizontal refrigerator of the invention;

fig. 2 is a schematic structural view of the air-cooled horizontal refrigerator in a top view direction;

FIG. 3 is a schematic view of a cross-sectional structure in the direction A-A in FIG. 2;

FIG. 4 is a schematic view showing a cross-sectional structure in the direction B-B in FIG. 2;

fig. 5 is an enlarged schematic view of the area C in fig. 3.

In the figure: 1. a case; 10. a case shell; 11. a bottom wall; 111. a bottom wall body; 112. a bottom wall of the machine cabin; 12. a press bin; 13. a first housing; 131. an opening; 14. a cabin cover plate; 141. an inclined portion; 142. a vertical portion; 15. a heat radiation port; 2. an inner container; 21. a receiving chamber; 22. a bottom plate; 221. tilting the bottom plate; 23. a step portion; 231. a sidewall; 232. a top wall; 24. a first liner wall; 25. a second liner wall; 26. an evaporator chamber; 31. an evaporator; 32. a blower; 4. an air duct plate; 41. an air return port; 42. a horizontal air duct plate; 43. a vertical air duct plate; 5. an air outlet cover plate; 51. an air outlet; 52. a vertical air outlet channel; 53. a horizontal air outlet duct; 531. a left air outlet channel; 532. a right air outlet channel; 61. a compressor; 62. a heat radiation fan; 63. a condenser; 7. and (5) a water drain pipe.

Detailed Description

The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings so that the advantages and features of the present invention can be more easily understood by those skilled in the art, thereby making clear and defining the scope of the present invention.

The terms "comprising" and "having" and any variations thereof herein are intended to cover a non-exclusive inclusion. Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment may be included in at least one embodiment of the present application. The appearances of such phrases in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. Those of skill in the art will explicitly and implicitly appreciate that the embodiments described herein may be combined with other embodiments.

Referring to fig. 1, the present invention mainly relates to: an air-cooled horizontal refrigerator comprises a refrigerator body 1, an evaporator 31 and a fan 32, wherein the refrigerator body 1 comprises a refrigerator shell 10 and an inner container 2 positioned on the inner side of the refrigerator shell 10, and an accommodating cavity 21 is defined in the inner container 2.

As shown in fig. 2 and 3, the liner 2 has a bottom plate 22, and a stepped portion 23 formed to protrude into the accommodating chamber 21 at a position intermediate the long sides of the bottom plate 22, and a press housing 12 is formed on a side of the stepped portion 23 facing away from the accommodating chamber 21. The long side of the bottom plate 22 refers to the side extending along the length of the bottom plate 22. The step portion 23 includes, for example, a side wall 231 and a top wall 232 connected to each other. One end of the side wall 231 is connected to the bottom plate 22, or the side wall 231 extends from the bottom plate 22 toward the accommodating chamber 21.

The air-cooled horizontal cooler also includes an evaporator chamber 26 disposed adjacent the press housing 12 in a direction perpendicular to the long sides. The direction perpendicular to the long side means the extending direction along the width direction of the bottom plate 22. The evaporator chamber 26 is disposed horizontally side-by-side with the press housing 12. The air duct plate 4 is disposed adjacent to the step portion 23, the evaporator chamber 26 and the accommodating chamber 21 are partitioned by the air duct plate 4, and the evaporator 31 and the blower 32 are both disposed in the evaporator chamber 26. The space between the air duct plate 4 and the step 23 constitutes an evaporator chamber 26, and the air duct plate 4 is located in the accommodation chamber. The evaporator chamber 26 is arranged in the middle area of the bottom of the liner 2, so that air is conveniently and evenly supplied to the left side and the right side, the temperature of one side in the left direction and the right direction is prevented from being lowered, the use habit of a user is met, the air supply distance and the return air distance are shortened, the internal air circulation efficiency is higher, the condensation risk is reduced, and the power consumption is reduced.

Further, the liner 2 includes a first liner wall 24 extending upward along the long side of the other side of the bottom plate 22, and the air duct board 4 is connected to the first liner wall 24. The liner 2 further comprises a second liner wall 25 opposite to the first liner wall 24, and the second liner wall 25 extends upwards along a long side of the bottom plate 22.

Wherein the air duct plate 4, the bottom plate 22, and the first liner wall 24 collectively define an evaporator chamber 26. The evaporator chamber 26 and the press bin 12 are filled with the middle area of the bottom of the liner 2 of the air-cooled horizontal refrigerator.

Referring to fig. 1, further, the air-cooled horizontal refrigerator further includes an air outlet cover plate 5 disposed in the accommodating cavity 21 and adjacent to the first liner wall 24, and an air outlet 51 formed by the air outlet cover plate 5 and disposed towards the accommodating cavity 21. The inner container 2 further comprises a second inner container wall 25 which is arranged opposite to the first inner container wall 24, and the air outlet 51 is arranged towards the second inner container wall 25 to form horizontal air supply and cover the transverse section of the air-cooled horizontal refrigerator.

Wherein, an air outlet channel extending from the middle of the first liner wall 24 to two sides is defined between the air outlet cover plate 5 and the first liner wall 24. The outlet duct is disposed in communication with the outlet of the evaporator chamber 26. The air outlet of the evaporator chamber 26 is disposed at the middle position of the first liner wall 24, so that the air outlet duct extends from the middle of the first liner wall 24 to two sides of the first liner wall 24.

Preferably, a portion of the first liner wall 24 extends towards a bend away from the accommodating cavity 21 to interface with the air outlet cover plate 5, and the air outlet cover plate 5 is arranged flush with another portion of the first liner wall 24, so as not to affect the storage space of the accommodating cavity 21.

Further, the air outlet channel is of a positive T-shaped structure, an inverted T-shaped structure or an I-shaped structure. The air outlet duct comprises a vertical air outlet duct 52 communicated with the air outlet of the evaporator chamber 26, and a horizontal air outlet duct 53 formed by extending the end part of the vertical air outlet duct 52 to the horizontal direction.

The air outlet 51 includes a plurality of air outlet openings spaced apart along the extending direction of the horizontal air outlet duct 53.

Preferably, the air outlet channel is of an I-shaped structure. The air outlet duct comprises a vertical air outlet duct 52 communicated with the air outlet of the evaporator chamber 26, and two horizontal air outlet ducts 53 formed by extending the upper end and the lower end of the vertical air outlet duct 52 to the horizontal direction respectively. The vertical outlet duct 52 extends upwardly from the outlet of the evaporator chamber 26.

The two horizontal air outlet channels 53 include an upper air outlet channel and a lower air outlet channel. The upper air outlet duct and the lower air outlet duct are respectively provided with an air outlet 51. The air outlet 51 includes a plurality of air outlet openings spaced apart along the extending direction of the horizontal air outlet duct 53. The plurality of air outlet holes are arranged at intervals along the horizontal direction. The air outlet 51 of the upper air outlet duct sends out cool air towards the second liner wall 25, and the cool air naturally sinks to radiate downwards. The air outlet 51 of the lower air outlet duct delivers cool air to ensure the cool air at the bottom of the accommodating chamber 21. Has the advantage of high air supply efficiency.

Further, the horizontal air outlet duct 53 includes a left air outlet duct 531 and a right air outlet duct 532 respectively provided at the left and right sides of the vertical air outlet duct 52. Preferably, a partition is provided between the left air outlet duct 531 and the right air outlet duct 532 to partition the left air outlet duct 531 and the right air outlet duct 532.

Wherein, at least two fans 32 are arranged side by side along the left-right direction; at least one fan 32 is used to supply air to the left outlet duct 531 and at least one fan 32 is used to supply air to the right outlet duct 532. The cool air flowing out from the air outlet of the evaporator chamber 26 is respectively supplied to the left air outlet duct 531 and the right air outlet duct 532 through the fan 32, so as to improve the air supply efficiency.

Further, the air-cooled horizontal refrigerator further comprises an air return port 41, and the air return port 41 is arranged on the air duct plate 4. The air outlet 51 is used for sending out the air processed by the evaporator 31 into the accommodating cavity of the liner 2, and the air return 41 is used for returning the air in the accommodating cavity of the liner 2 into the evaporator chamber 26 and is processed again by the evaporator 31; thereby forming the air cooling circulation of the air cooling horizontal refrigerator.

Further, the return air inlet 41 is provided at the left side wall and/or the right side wall of the duct board 4, wherein the return air inlet 41 is provided near the step portion 23. The return air port 41 is located away from the blower 32. When the air-cooled horizontal refrigerator is used, the first liner wall 24 is positioned at one side far away from a user and can be regarded as the back side of the air-cooled horizontal refrigerator; the second liner wall 25 is positioned at one side close to the user and can be regarded as the near side of the air-cooled horizontal refrigerator; the above-mentioned wind circulation can also be regarded as the circulation of back side air-out, bottom return air.

Preferably, the left side wall and the right side wall of the air duct board 4 are respectively provided with an air return opening 41, cold air supplied by the left air outlet duct 531 returns air to the accommodating cavity of the inner container 2 through the air return opening 41 on the left side wall, and the right air outlet duct 532 supplies air to the accommodating cavity of the inner container 2 through the air return opening 41 on the right side wall, so that the shortening of the return air distance is further shortened, and the internal air circulation efficiency is higher.

In summary, as shown, the evaporator chamber 26 and the press bin 12 are arranged in the middle area of the bottom of the inner container 2, and the arrangement positions of the air outlet 51 and the air return 41 on the inner container 2 are adjusted in a matched manner, so that the purpose of uniformly controlling the temperature of the inner container 2 is achieved, and meanwhile, the phenomenon of condensation of the glass door body of the horizontal refrigerator is effectively solved.

Further, the liner 2 comprises a second liner wall 25 extending upwards from the long side of the bottom plate 22.

The step portion 23 includes a side wall 231 connected to the bottom plate 22, and a top wall 232 connecting the side wall 231 and the second liner wall 25. The side walls 231 interconnect with the top wall 232. Preferably, the side wall 231 is disposed perpendicular to the bottom plate 22, the side wall 231 is disposed perpendicular to the top wall 232, and the top wall 232 is disposed perpendicular to the second liner wall 25.

The air duct board 4 includes a horizontal air duct board 42 disposed flush with the top wall 232, and a vertical air duct board 43 formed by extending the horizontal air duct board 42 downward and abutting the side wall 231. The horizontal duct plate 42 is disposed flush with the top wall 232 to improve the uniformity of the receiving chamber 21.

Further, the air-cooled horizontal refrigerator further comprises a cabin cover plate 14 arranged below the step part 23, and the cabin cover plate 14 defines the press cabin 12. An insulating layer is arranged between the step part 23 and the cabin cover plate 14.

The air-cooled horizontal refrigerator comprises a compressor 61, a heat radiation fan 62 and a condenser 63 which are respectively arranged in the press bin 12.

As shown in fig. 5, the case 10 includes a bottom wall 11, and a heat dissipation port 15 is formed between the cabin cover plate 14 and the bottom wall 11. The cabin cover plate 14 is arranged at intervals from the bottom wall 11 to form a heat radiation opening 15, or the cabin cover plate 14 and/or the bottom wall 11 are provided with the heat radiation opening 15. Air outside the air-cooled horizontal refrigerator is communicated with the inside of the compressor bin 12 through the heat dissipation opening 15 to dissipate heat of the compressor 61, the heat dissipation fan 62 and the condenser 63.

Further, the bottom wall 11 includes a bottom wall body 111, a magazine bottom wall 112 for defining the press magazine 12 and disposed in spaced relation to the bottom wall body 111.

The cabin cover plate 14 includes an inclined portion 141 extending obliquely upward from one side of the bottom wall main body 111, and a vertical portion 142 formed by extending upward from the inclined portion 141. The cabin cover plate 14 further includes a horizontal portion connected to the case 10, which is formed by extending the vertical portion 142.

Wherein the inclined portion 141 is spaced apart from the bottom wall 112 of the cabinet to form the heat dissipation port 15. The inclined portion 141 serves the purpose of air flowing into or out of the press magazine 12.

Further, the air-cooled horizontal refrigerator further comprises a cabin cover plate 14 arranged below the step part 23, and the cabin cover plate 14 defines the press cabin 12.

As shown in fig. 4, the air-cooled horizontal refrigerator includes a compressor 61, a heat radiation fan 62, and a condenser 63, which are respectively provided in the press bin 12. Preferably, the heat dissipation fan 62 is formed as a single unit with the condenser 63.

The liner 2 comprises a second liner wall 25 extending upwards from the long side of the bottom plate 22.

The casing 10 includes a first housing 13 disposed adjacent to the second liner wall 25, the first housing 13 defining an opening 131 communicating the interior and exterior of the press housing 12. The heat dissipation port 15 and the opening 131 are respectively disposed at two sides of the condenser 63. Air outside the air-cooled horizontal refrigerator enters the compressor bin 12 through the heat dissipation opening 15 under the driving action of the heat dissipation fan 62 to dissipate heat of the compressor 61 and the condenser 63, and then is discharged out of the compressor bin 12 through the opening 131. Or, the air outside the air-cooled horizontal refrigerator enters the compressor bin 12 through the opening 131 under the driving action of the heat radiation fan 62 to radiate heat for the compressor 61 and the condenser 63, and then is discharged out of the compressor bin 12 through the heat radiation port 15.

Further, the compressor 61, the heat radiation fan 62, and the condenser 63 are arranged in the extending direction of the long side of the bottom plate 22. The opening 131 on the first housing 13 extends along the length direction of the first housing 13, and the opening 131 on the first housing 13 is arranged corresponding to the compressor 61 and the condenser 63, the length of the opening 131 on the first housing 13 is larger than the interval between the compressor 61 and the condenser 63, and when the assembly is performed, the welding operation is performed on the connecting pipeline between the compressor 61 and the condenser 63 through the opening 131 on the first housing 13. Has the advantage of convenient operation. If a press house 12 like the one of the prior art having a right-hand lower-corner through-hole is used, the side passage is closed in the middle, and the welding operation of the pipe is not performed.

Further, as shown with reference to fig. 3, the bottom plate 22 includes an inclined bottom plate 221 for defining the evaporator chamber 26, and the inclined bottom plate 221 is connected with the side wall 231 of the stepped portion 23. The inclined bottom plate 221 is inclined gradually upward in a direction from approaching the step portion 23 to departing from the step portion 23. That is, the inclined bottom plate 221 is gradually inclined downward in a direction from the step 23 to the approaching step 23.

The evaporator 31 is disposed on the upper side of the inclined bottom plate 221 such that one side of the evaporator 31 close to the stepped portion 23 is lower than the other side of the evaporator 31 remote from the stepped portion 23.

Further, a fan 32 is provided at the other side of the evaporator 31 away from the stepped portion 23. The evaporator 31 has a first side disposed adjacent to the fan 32, a side disposed adjacent to the stepped portion 23. The first side is higher than the second side. The defrosting water generated when the evaporator 31 performs defrosting flows to the side far away from the fan 32, so that the defrosting water cannot flow into the fan 32 and the normal operation of the fan 32 cannot be affected.

Further, the air-cooled horizontal refrigerator further comprises a water receiving tray arranged on the inclined bottom plate 221, a drain pipe 7 arranged on one side of the evaporator 31 close to the step part 23, a press bin 12 arranged below the step part 23, and an evaporation tray arranged in the press bin 12. One end of the drain pipe 7 is provided at the junction of the inclined bottom plate 221 and the step portion 23, and the other end of the drain pipe 7 is provided in the evaporation pan.

The drain pipe 7 is used for guiding defrosting water generated when the evaporator 31 is used for defrosting into the evaporation pan, and the evaporator 31 is arranged on the water receiving pan. One side of the evaporator 31 near the step 23 is lower than the other side of the evaporator 31 far from the step 23, and in response to the inclined arrangement of the inclined bottom plate 221, the water receiving tray is gradually inclined downward in a direction from far from the step 23 to near the step 23, and the defrosting water generated by defrosting the evaporator 31 flows to the side near the step 23 and flows into the evaporation pan through the drain pipe 7.

Compared with the prior art, the air-cooled horizontal refrigerator provided by the invention has the advantages that the step part 23 formed by protruding into the accommodating cavity 21 is formed along the middle position of the long side of one side of the bottom plate 22, the press bin 12 is formed on one side of the step part 23, which is away from the accommodating cavity 21, the evaporator chamber 26 and the press bin 12 are horizontally arranged side by side, and the evaporator chamber 26 is arranged in the middle area of the bottom of the liner 2, so that air can be conveniently and uniformly supplied to the left side and the right side, the left side and the right side can be quickly cooled, the lower temperature of one side in the left-right direction is avoided, the use habit of a user is met, the air supply and return distance is shortened, the internal air circulation efficiency is higher, the condensation risk is reduced, and the power consumption is reduced. The air supply device has the advantages of convenience in air supply, uniformity in air supply and good user experience.

Finally, it is noted that the above-mentioned embodiments illustrate rather than limit the invention, and that those skilled in the art will be understood that various changes in form and details may be made therein without departing from the scope of the invention as defined by the appended claims.

Claims

1. An air-cooled horizontal refrigerator comprises a box body, an evaporator and a fan, wherein the box body comprises a box shell and an inner container positioned at the inner side of the box shell, the inner container is internally provided with a containing cavity, and is characterized in that,

the inner container is provided with a bottom plate and a step part formed by protruding into the accommodating cavity along the middle position of the long side of one side of the bottom plate, and a press bin is formed on one side of the step part, which is away from the accommodating cavity;

2. The air-cooled horizontal refrigerator of claim 1, wherein: the inner container comprises a first inner container wall which extends upwards along the long edge of the other side of the bottom plate, and the air duct plate is connected with the first inner container wall;

3. The air-cooled horizontal refrigerator of claim 2, wherein: the air outlet cover plate is arranged in the accommodating cavity and adjacent to the first liner wall, and an air outlet formed by the air outlet cover plate and arranged towards the accommodating cavity;

4. An air-cooled horizontal refrigerator according to claim 3, wherein: the air outlet channel comprises a vertical air outlet channel communicated with the air outlet of the evaporator chamber and a horizontal air outlet channel formed by extending the end part of the vertical air outlet channel to the horizontal direction;

5. The air-cooled horizontal refrigerator of claim 4, wherein: the horizontal air outlet channel comprises a left air outlet channel and a right air outlet channel which are respectively arranged at the left side and the right side of the vertical air outlet channel;

6. The air-cooled horizontal refrigerator of claim 2, wherein: the air return port is arranged on the air duct plate.

7. The air-cooled horizontal refrigerator of claim 6, wherein: the return air inlet is arranged on the left side wall and/or the right side wall of the air duct plate, and the return air inlet is arranged close to the step part.

8. The air-cooled horizontal refrigerator of claim 1, wherein: the inner container comprises a second inner container wall which is arranged by extending upwards from the long edge of one side of the bottom plate;

9. The air-cooled horizontal refrigerator of claim 1, wherein: the machine bin cover plate is arranged below the step part and defines the press bin;

10. The air-cooled horizontal refrigerator of claim 9, wherein: the bottom wall comprises a bottom wall main body and a machine bin bottom wall which is used for limiting the press bin and is arranged at intervals with the bottom wall main body;

11. The air-cooled horizontal refrigerator of claim 1, wherein:

the machine bin cover plate is arranged below the step part and defines the press bin;

12. The air-cooled horizontal refrigerator of claim 11, wherein: the compressor, the heat radiation fan and the condenser are arranged along the extending direction of the long side of the bottom plate.

13. The air-cooled horizontal refrigerator of claim 1, wherein: the bottom plate includes an inclined bottom plate for defining the evaporator chamber, the inclined bottom plate being inclined gradually upward in a direction from approaching the step portion to departing from the step portion;

14. The air-cooled horizontal refrigerator of claim 13, wherein: the fan is arranged on the other side, far away from the step part, of the evaporator.

15. The air-cooled horizontal refrigerator of claim 13, wherein: the evaporator is arranged on the water receiving disc, and is used for guiding defrosting water generated when the evaporator is defrosted into the evaporation dish;