CN110375484B

CN110375484B - Refrigerator and assembling method thereof

Info

Publication number: CN110375484B
Application number: CN201810333833.8A
Authority: CN
Inventors: 王晶; 刘建如; 李春阳; 秦晓东
Original assignee: Qingdao Haier Refrigerator Co Ltd; Haier Smart Home Co Ltd; Chongqing Haier Refrigeration Electric Appliance Co Ltd
Current assignee: Qingdao Haier Refrigerator Co Ltd; Haier Smart Home Co Ltd; Chongqing Haier Refrigeration Electric Appliance Co Ltd
Priority date: 2018-04-13
Filing date: 2018-04-13
Publication date: 2021-05-25
Anticipated expiration: 2038-04-13
Also published as: CN110375484A

Abstract

The invention provides a refrigerator and an assembling method thereof. The assembling method of the refrigerator comprises the following steps: fixing the first end of the drain pipe with the water pan; fixing the first bottom plate and the left side and the right side of the shell respectively; and enabling the second end of the drain pipe to penetrate through the through hole of the air guide cover plate, and fixing the air guide cover plate and the first bottom plate. According to the scheme, the problem that under the condition that the first bottom plate and the air guide cover plate are integrally formed, after the first end of the drain pipe is fixed with the water receiving tray, due to the fact that the assembly space is too small, the sight of workers in partial areas can not be seen, the second end of the drain pipe cannot be aligned with the through hole of the air guide cover plate, assembly cannot be conducted or production efficiency is low is solved, the assembly process is greatly simplified, and convenience and production efficiency of the assembly process are improved.

Description

Refrigerator and assembling method thereof

Technical Field

The invention relates to the field of household appliances, in particular to a refrigerator and an assembling method thereof.

Background

With the increasing development of society and the increasing living standard of people, the rhythm of life of people is faster and faster, so that people are willing to buy a lot of food to place in a refrigerator, and the refrigerator becomes one of the indispensable household appliances in daily life of people.

The existing refrigerator is generally provided with a plurality of storage spaces and can be configured into a refrigerating space, a freezing space, a temperature changing space or a fresh keeping space according to different purposes. The user is very inconvenient when using the storing space of refrigerator bottom, often needs squat down to operate, influences user's use and experiences. In addition, when the storage space arranged at the bottom of the refrigerator is opened in a drawer mode, the compressor bin needs to occupy a part of drawer space due to the fact that the compressor bin is arranged towards the rear side of the bottom of the refrigerator, the drawer is special-shaped, and the storage space at the bottom of the refrigerator cannot be completely utilized. In addition, the drawer at the bottom of the existing refrigerator is too deep longitudinally, so that a user needs to spend too much time for finding when taking articles, and the time and the energy of the user are wasted.

Disclosure of Invention

An object of the present invention is to improve convenience and productivity of an assembly process of a refrigerator.

The invention further aims to improve the utilization degree of the storage space of the refrigerator and improve the use experience of a user.

In particular, the present invention provides a refrigerator. The refrigerator includes: the box, its inside cooling chamber and at least one storing space of having injecing, the cooling chamber sets up in the bottom of box and is located storing space under, and the box includes: a housing, comprising: the air guide cover plate is covered at the window, and a through hole is formed in the air guide cover plate; the door body is arranged on the front surface of the box body and is used for opening and closing the storage space in an operable manner; the evaporator is integrally arranged in a flat cubic shape transversely in the cooling chamber and is configured to provide cold energy for the storage space, a water receiving disc is formed on the bottom wall of the cooling chamber below the evaporator to receive condensed water generated by the evaporator, and a water outlet is formed in the bottom of the water receiving disc; and the first end of the drain pipe is communicated with the water receiving disc through the water outlet, and the second end of the drain pipe penetrates through the through hole of the air guide cover plate.

Optionally, the storage space is a plurality of, including cold storage space and at least one freezing space, and the box includes: the freezing inner container is arranged at the lower part of the inner side of the shell, and a cooling chamber and at least one freezing space positioned right above the cooling chamber are limited in the freezing inner container; and the refrigerating inner container is arranged right above the freezing inner container, and a refrigerating space is limited in the refrigerating inner container.

Optionally, the refrigerator further comprises: the evaporator cover plate is covered above the evaporator and defines a cooling chamber together with the freezing inner container, and the bottom wall of the freezing inner container is used as the bottom wall of the cooling chamber to form a water receiving tray.

Optionally, the first bottom plate is disposed below the freezing inner container, and includes: the refrigerator comprises a front bottom plate positioned on the front side of the bottom of the refrigerator, an inclined plate extending from the rear end of the front bottom plate in an inclined mode to the upper rear side, and a rear top plate extending from the upper end of the inclined plate in a rear mode, wherein a window is formed in the inclined plate; the casing still includes: the second bottom plate is positioned below the rear top plate, the front end of the second bottom plate and the rear end of the front bottom plate are arranged at intervals to form a gap, and the air guide cover plate divides the gap into a heat dissipation air inlet and a heat dissipation air outlet.

Optionally, the housing further comprises: two side plates and a back plate are configured to define a compressor compartment with the back top plate and the second bottom plate, the compressor compartment being located behind the cooling chamber.

Optionally, the refrigerator further comprises: the condenser, the heat dissipation fan and the compressor are sequentially arranged in the compressor bin along the transverse direction, the condenser is arranged on one side close to the heat dissipation air inlet, and the compressor is arranged on one side close to the heat dissipation air outlet.

Optionally, the refrigerator further comprises: the evaporating dish is arranged below the condenser to evaporate water in the evaporating dish by utilizing the heat of the condenser and take away the water by the heat radiation fan to radiate heat.

Optionally, the second end of the drain pipe penetrates through the through hole of the air guide cover plate and then is communicated to the evaporation pan so as to transmit the condensed water in the water pan to the evaporation pan.

Optionally, a freezing air return opening communicated with the freezing space is arranged at the front end of the evaporator cover plate so as to realize air return of the freezing space to the cooling chamber.

According to another aspect of the present invention, there is also provided an assembling method of a refrigerator, wherein the refrigerator includes: the box, its inside cooling chamber and at least one storing space of having injecing, the cooling chamber sets up in the bottom of box and is located storing space under, and the box includes: a housing, comprising: the air guide cover plate is covered at the window, and a through hole is formed in the air guide cover plate; the door body is arranged on the front surface of the box body and is used for opening and closing the storage space in an operable manner; the evaporator is integrally arranged in a flat cubic shape transversely in the cooling chamber and is configured to provide cold energy for the storage space, a water receiving disc is formed on the bottom wall of the cooling chamber below the evaporator to receive condensed water generated by the evaporator, and a water outlet is formed in the bottom of the water receiving disc; and a drain pipe, wherein the first end of the drain pipe is communicated with the water pan through a drain outlet, and the second end of the drain pipe penetrates through the through hole of the air guide cover plate, and the assembly method of the refrigerator comprises the following steps: fixing the first end of the drain pipe with the water pan; fixing the first bottom plate and the left side and the right side of the shell respectively; and enabling the second end of the drain pipe to penetrate through the through hole of the air guide cover plate, and fixing the air guide cover plate and the first bottom plate.

The assembly method of the refrigerator comprises the steps of fixing the first end of the drain pipe with the water pan, fixing the first bottom plate with the left side and the right side of the shell respectively, and finally enabling the second end of the drain pipe to penetrate through the through hole of the air guide cover plate and fixing the air guide cover plate with the first bottom plate. The assembling method of the refrigerator can avoid that under the condition that the first bottom plate and the air guide cover plate are integrally formed, the second end of the drain pipe cannot align to the through hole of the air guide cover plate due to the fact that the assembling space is too small and the sight of workers in partial areas cannot see the first end of the drain pipe and the water receiving tray after the first end of the drain pipe is fixed to the water receiving tray, and the assembling is impossible or the production efficiency is low. The assembling method of the refrigerator greatly simplifies the assembling process and improves the convenience and the production efficiency of the assembling process.

Furthermore, according to the refrigerator, the cooling chamber is arranged at the bottom of the refrigerator body, so that the height of the storage space at the lowest part of the refrigerator from the ground can be effectively increased, the operation of picking and placing articles by bending or squatting of a user is avoided, and the use experience of the user is improved. The compressor bin is arranged behind the cooling chamber, the storage space at the lowest part can be realized as a plane space, and the utilization degree of the storage space is improved compared with that of an abnormal space. In addition, the depth of the storage space is effectively reduced, so that the articles are stored in an unfolded mode instead of a folded mode, a user can conveniently find the articles, the time and the energy of the user are saved, and the use experience of the user is further improved.

The above and other objects, advantages and features of the present invention will become more apparent to those skilled in the art from the following detailed description of specific embodiments thereof, taken in conjunction with the accompanying drawings.

Drawings

Some specific embodiments of the invention will be described in detail hereinafter, by way of illustration and not limitation, with reference to the accompanying drawings. The same reference numbers in the drawings identify the same or similar elements or components. Those skilled in the art will appreciate that the drawings are not necessarily drawn to scale. In the drawings:

fig. 1 is a schematic structural view of a refrigerator according to one embodiment of the present invention;

fig. 2 is an internal schematic view of a refrigerator according to one embodiment of the present invention;

fig. 3 is an exploded schematic view of a refrigerator according to one embodiment of the present invention;

fig. 4 is a partial sectional view of a refrigerator according to one embodiment of the present invention;

fig. 5 is a schematic structural view of a bottom of a case of a refrigerator according to one embodiment of the present invention;

FIG. 6 is an exploded schematic view of FIG. 5;

fig. 7 is a partially exploded schematic view of a refrigerator according to one embodiment of the present invention;

FIG. 8 is a partial schematic view of a refrigerator according to one embodiment of the present invention; and

fig. 9 is a schematic view of an assembling method of a refrigerator according to one embodiment of the present invention.

Detailed Description

The embodiment firstly provides a refrigerator 100, and the cooling chamber 11 is arranged at the bottom of the refrigerator body 10 of the refrigerator 100, and the evaporator 21 is transversely arranged in the cooling chamber 11, so that the height of the storage space at the lowest part of the refrigerator 100 from the ground can be effectively increased, the operation of putting and taking articles by bending or squatting of a user is avoided, and the use experience of the user is improved. Fig. 1 is a schematic structural view of a refrigerator 100 according to one embodiment of the present invention, fig. 2 is a schematic internal view of the refrigerator 100 according to one embodiment of the present invention, fig. 3 is an exploded schematic view of the refrigerator 100 according to one embodiment of the present invention, fig. 4 is a partial sectional view of the refrigerator 100 according to one embodiment of the present invention, fig. 5 is a schematic structural view of a bottom of a case 60 of the refrigerator 100 according to one embodiment of the present invention, fig. 6 is an exploded schematic view of fig. 5, and fig. 7 is a partial exploded schematic view of the refrigerator 100 according to one embodiment of the present invention. As shown in fig. 1 to 7, the refrigerator 100 of the present embodiment may generally include: the refrigerator body 10, the door body 20, the evaporator 21, and the drain pipe 42.

Wherein, the box body 10 is internally defined with a cooling chamber 11 and at least one storage space, and the cooling chamber 11 is arranged at the bottom of the box body 10 and is positioned right below the storage space. As shown in fig. 2, the refrigerator 100 of the present embodiment may include three storage spaces disposed from top to bottom: a first space 131, a second space 132, and a third space 133. The three storage spaces can be configured into a refrigerating space, a freezing space, a temperature changing space or a fresh-keeping space according to different purposes. Each storage space can be divided into a plurality of storage areas by a dividing plate, and the articles are stored by a rack or a drawer.

The refrigerator 100 of the present embodiment has a plurality of storage spaces including a refrigerating space and at least one freezing space. As shown in fig. 2 and 3, the case 10 may include: a shell 60, a refrigerating inner container 72 and a freezing inner container 71. The freezing inner container 71 is disposed at the lower part of the inner side of the casing 60, and defines therein a cooling chamber 11 and at least one freezing space located directly above the cooling chamber 11. And a refrigerating inner container 72 provided directly above the freezing inner container 71 and defining a refrigerating space therein. Specifically, the inside of the refrigerating inner container 72 of the present embodiment is defined with a first space 131 and may be provided as a refrigerating space, the inside of the freezing inner container 71 is defined with a second space 132, a third space 133 and a cooling chamber 11, and the second space 132 and the third space 133 may be provided as a freezing space, and the cooling chamber 11 is provided directly below the second space 132 and the third space 133.

Further, the case 10 may further include: insulation (not shown). The casing 60 is provided outside the freezing inner container 71 and the refrigerating inner container 72. And an insulating layer disposed between the case 60 and the refrigerating and freezing

liners

72 and 71 to insulate heat from the outside of the refrigerator 100.

And a door 20 provided at a front surface of the cabinet 10 to operatively open and close the storage space. The door bodies 20 are disposed corresponding to the storage spaces, that is, each storage space corresponds to one or more door bodies. The door 20 may be pivotally disposed on the front surface of the cabinet 10, for example, the door of the first space 131 of the embodiment may be pivotally opened. The second space 132 and the third space 133 of the present embodiment may be opened in a drawer type. The bottom of the second space 132 and the third space 133 may be provided with a drawer slide rail to ensure the effect of the drawer to be soft and reduce noise during the opening and closing process.

As shown in fig. 2, the evaporator 21 is disposed in a flat cubic shape as a whole in the cooling chamber 11, and is configured to supply cooling energy to the storage space. The evaporator 21 is disposed in the cooling chamber 11 in a flat cubic shape as a whole, i.e., the long and wide faces of the evaporator 21 are parallel to the horizontal plane, and the thickness face is disposed perpendicular to the horizontal plane. The evaporator 21 provides different amounts of cooling to the various types of storage spaces, so that the temperatures in the various types of storage spaces are also different. For example, the temperature in the refrigerated space is generally between 2 ℃ and 10 ℃, preferably between 4 ℃ and 7 ℃. The temperature in the refrigerated space is typically in the range of-22 ℃ to-14 ℃. The optimal storage temperatures of different types of articles are different, and thus the storage spaces suitable for storage are also different. For example, fruits and vegetables are suitable for storage in a refrigerated space or a fresh-keeping space, while meat is suitable for storage in a refrigerated space.

As shown in fig. 5 and 6, the housing 60 may include: a first bottom plate 61, a second bottom plate 62 and a wind guide cover plate 63. Wherein, first bottom plate 61, set up in the below of freezing inner bag 71, includes: a front bottom plate 611 located at the front side of the bottom of the refrigerator 100, an inclined plate 612 extending obliquely rearward and upward from the rear end of the front bottom plate 611, and a rear top plate 613 extending rearward from the upper end of the inclined plate 612, the inclined plate 612 being provided with a window 614. And a second bottom plate 62 located below the rear top plate 613, wherein a front end of the second bottom plate 62 is spaced apart from a rear end of the front bottom plate 611 to form a gap. The air guide cover plate 63 covers the window 614 and divides the gap into the heat dissipation air inlet 121 and the heat dissipation air outlet 122, and a through hole 631 is formed in the air guide cover plate 63.

As shown in fig. 4, a drain pan 40 is formed on the bottom wall of the cooling chamber 11 below the evaporator 21 for receiving the condensed water generated by the evaporator 21, and a drain port 41 is formed on the bottom thereof. As shown in fig. 4 and 7, the first end 421 of the drain pipe 42 communicates with the water pan 40 through the drain port 41, and the second end 422 thereof passes through the through hole 631 of the air guide cover 63. The water discharge pipe 42 is disposed obliquely, and the first end 421 of the water discharge port 41 connected to the water discharge pipe 42 is higher than the second end 422 of the water discharge pipe 42. In a preferred embodiment, the drain pipe 42 forms an angle with the horizontal plane of 5 ° or more and 10 ° or less, which is a compromise between the drainage angle of the drain pipe 42 and the space compactness.

As shown in fig. 3, the refrigerator 100 may further include: an evaporator cover 111 is disposed over the evaporator 21 and defines the cooling chamber 11 together with the freezing chamber 71. The bottom wall of the freezing inner container 71 is formed with a drain pan 40 as the bottom wall of the cooling chamber 11. The drain port 41 may be disposed below the evaporator 21 and near the front end of the evaporator 21 in the horizontal direction, so that the air introduced into the cooling chamber 11 through the drain port 41 flows through the evaporator 21 without directly causing undesirable phenomena such as frost formation and icing on the air-cooling fan 22.

Further, as shown in fig. 5 and 6, the housing 60 may further include: two side plates 64 and a back plate 65 are configured to define a compressor housing 12 together with the rear top plate 613 and the second bottom plate 62, and the compressor housing 12 is located behind the cooling chamber 11. The refrigerator 100 may further include: the condenser 25, the heat dissipation fan 24 and the compressor 23 are sequentially arranged in the compressor bin 12 along the transverse direction, the condenser 25 is arranged on one side close to the heat dissipation air inlet 121, the compressor 23 is arranged on one side close to the heat dissipation air outlet 122, and the heat dissipation fan 24 is arranged between the condenser 25 and the compressor 23. The above components are arranged in the compressor bin 12 in such a way, so that the technical requirements are met, meanwhile, the space is effectively utilized, and the area occupied by the storage space is reduced.

In a specific embodiment, the refrigerator 100 may further include: and an evaporation pan 50 disposed below the condenser 25 to evaporate moisture in the evaporation pan 50 by using heat of the condenser 25 and to carry away the moisture by the heat dissipation fan 24 for heat dissipation. As shown in fig. 4, the second end 422 of the drainage pipe 42 passes through the through hole 631 of the air guiding cover 63 and then communicates with the evaporation pan 50, so as to transmit the condensed water in the water receiving tray 40 to the evaporation pan 50.

It should be noted that the refrigerator 100 of this embodiment may be an embedded refrigerator, and in order to ensure the overall aesthetic degree, the distance between the embedded refrigerator and the surrounding walls or cabinets is small, and a bottom air inlet and bottom air outlet mode may be adopted. Therefore, the refrigerator 100 of this embodiment is provided with the heat dissipation air inlet 121 and the heat dissipation air outlet 122 at the bottom of the casing 60, and the air outside the refrigerator 100 enters the compressor compartment 12 through the heat dissipation air inlet 121, sequentially passes through the condenser 25, the heat dissipation fan 24 and the compressor 23, and then flows out from the heat dissipation air outlet 122, thereby reasonably completing the whole heat dissipation cycle process.

In a preferred embodiment, the front end of the evaporator cover 111 is provided with a refrigerated return air opening 112 communicating with the refrigerated space to return the refrigerated space to the cooling compartment 11. Specifically, the refrigerated return air opening 112 may be louver-shaped. The second space 132 and the third space 133 of the present embodiment serve as freezing spaces, and return air to the cooling compartment 11 can be realized through the freezing return air inlet 112.

Fig. 8 is a partial schematic view of a refrigerator 100 according to one embodiment of the present invention. As shown in fig. 3, the refrigerator 100 may further include: a supply air duct 31 and a return air duct 32. The air supply duct 31 is disposed inside the rear walls of the refrigerating inner container 72 and the freezing inner container 71, and as shown in fig. 3 and 8, the bottom end thereof has an air supply inlet 312 communicated with the cooling chamber 11, and air supply outlets 311 are respectively disposed corresponding to the refrigerating space and the freezing space to transmit the cooling energy provided by the evaporator 21 to the storage space. Since the air supply outlet 311 is located at the rear side of each storage space, the cooling capacity of the respective storage space is transmitted from the rear side to the front side. In a preferred embodiment, as shown in fig. 8, a refrigeration fan 22 may be further disposed at the rear side of the evaporator 21, the refrigeration fan 22 may be disposed at the rear side of the evaporator 21 in a forward tilting manner, and the air outlet direction of the refrigeration fan 22 may be directly opposite to the air supply inlet 312, so that the cooling energy generated by the evaporator 21 can smoothly enter the air supply duct 31.

As shown in fig. 3, the return air duct 32 may be disposed on any one of the sidewalls of the refrigerating inner container 72 and the freezing inner container 71, and has an inlet for return air communicating with the refrigerating space at the upper end thereof and an outlet for return air communicating with the cooling chamber 11 at the lower end thereof, so as to return air from the refrigerating space to the cooling chamber 11. In a preferred embodiment, two return air ducts 32 are provided, and may be symmetrically provided on both side walls of the refrigerating inner container 72 and the freezing inner container 71.

The first space 131 of this embodiment is a refrigerating space, and an independent temperature-changing space may be further provided therein. The temperature-changing space can be internally provided with a heater which can heat the articles in a closed manner, and the temperature of the external refrigerating space is not influenced while the articles are heated. Therefore, as shown in fig. 8, the first space 131 of the present embodiment is provided with a refrigerated return air inlet 321 and a temperature-variable return air inlet 322, so that the refrigerated space and the temperature-variable space can independently realize return air through the return air duct 32. The air in the refrigerating space and the temperature varying space is returned to the cooling compartment 11, and then the evaporator 21 can be effectively defrosted.

The refrigerator 100 of this embodiment sets up the cooling chamber 11 in the bottom of box 10, can effectively increase the height of the storing space of refrigerator 100 below apart from ground, avoids the user to bend over or squat down and gets the operation of putting article, promotes user's use and experiences. The compressor bin 12 is arranged behind the cooling chamber 11, and the storage space at the lowest part can be a plane space, so that the utilization degree of the storage space is improved compared with an abnormal space. In addition, the depth of the storage space is effectively reduced, so that the articles are stored in an unfolded mode instead of a folded mode, a user can conveniently find the articles, the time and the energy of the user are saved, and the use experience of the user is further improved.

The present invention also provides an assembling method of a refrigerator, and fig. 9 is a schematic view of an assembling method of a refrigerator according to an embodiment of the present invention. The refrigerator 100 of the present embodiment includes: a box body 10, the interior of which is limited with a cooling chamber 11 and at least one storage space, the cooling chamber 11 is arranged at the bottom of the box body 10 and is located under the storage space, the box body 10 comprises: a housing 60, comprising: the air guide cover plate 63 is covered on the window 614, and a through hole 631 is formed in the air guide cover plate 63; a door 20 provided at a front surface of the cabinet 10 to operatively open and close the storage space; the evaporator 21 is integrally arranged in a flat cubic shape transversely in the cooling chamber 11 and is configured to provide cooling energy for the storage space, a water receiving disc 40 is formed on the bottom wall of the cooling chamber 11 below the evaporator 21 to receive condensed water generated by the evaporator 21, and a water outlet 41 is formed in the bottom of the water receiving disc; and a drain pipe 42, a first end 421 of which communicates with the water pan 40 through the drain port 41, and a second end 422 of which passes through the through hole 631 of the air guide cover plate 63. As shown in fig. 9, the assembling method of the refrigerator of the present embodiment sequentially performs the following steps:

step S902, fixing the first end 421 of the drain pipe 42 with the water pan 40;

step S904, fixing the first base plate 61 and the left and right sides of the housing 60, respectively;

in step S906, the second end 422 of the water discharge pipe 42 is inserted through the through hole 631 of the air guide cover plate 63, and the air guide cover plate 63 is fixed to the first base plate 61.

In step S902, the first end 421 of the drainage pipe 42 is fixed to the water-receiving tray 40, specifically, as shown in fig. 7, the first end 421 of the drainage pipe 42 is fixedly connected to the drainage port 41 formed at the bottom of the water-receiving tray 40. The water receiving tray 40 may be a part of the bottom wall of the freezing inner container 71, i.e. the first end 421 of the water discharge pipe 42 is fixed to the freezing inner container 71. In step S906, the wind guiding cover 63 is fixed to the first base plate 61, specifically, as shown in fig. 7, the wind guiding cover 63 is fixed to the window 614 of the first base plate 61.

The assembling method of the refrigerator of the embodiment can avoid that the second end 422 of the drain pipe 42 cannot align with the through hole 631 of the air guide cover plate 63 due to the fact that the assembling space is too small and the line of sight of workers in some areas cannot be seen after the first end 421 of the drain pipe 42 is fixed to the water pan 40 under the condition that the first bottom plate 61 and the air guide cover plate 63 are integrally formed, and the assembling is impossible or the production efficiency is low. The assembling method of the refrigerator greatly simplifies the assembling process and improves the convenience and the production efficiency of the assembling process.

Thus, it should be appreciated by those skilled in the art that while a number of exemplary embodiments of the invention have been illustrated and described in detail herein, many other variations or modifications consistent with the principles of the invention may be directly determined or derived from the disclosure of the present invention without departing from the spirit and scope of the invention. Accordingly, the scope of the invention should be understood and interpreted to cover all such other variations or modifications.

Claims

1. A refrigerator, comprising:

the refrigerator comprises a refrigerator body, wherein a cooling chamber and at least one storage space are limited in the refrigerator body, the cooling chamber is arranged at the bottom of the refrigerator body and is positioned under the storage space, and the refrigerator body comprises: a housing, comprising: the air guide cover plate is covered at the window, and a through hole is formed in the air guide cover plate;

the door body is arranged on the front surface of the box body and is used for opening and closing the storage space in an operable manner;

the evaporator is integrally flat and cubic and transversely arranged in the cooling chamber and is configured to provide cold energy for the storage space, a water receiving disc is formed on the bottom wall of the cooling chamber below the evaporator to receive condensed water generated by the evaporator, and a water outlet is formed in the bottom of the water receiving disc; and

a first end of the drain pipe is communicated with the water pan through the water outlet, a second end of the drain pipe penetrates through the through hole of the air guide cover plate,

the rear side of the evaporator is provided with a refrigeration fan, and the refrigeration fan is arranged on the rear side of the evaporator in a forward inclining manner.

2. The refrigerator according to claim 1,

the storage spaces are multiple, including a refrigerating space and at least one freezing space, and

the box body comprises: the freezing inner container is arranged at the lower part of the inner side of the shell, and the cooling chamber and at least one freezing space positioned right above the cooling chamber are limited in the freezing inner container; and the refrigerating inner container is arranged right above the freezing inner container, and the refrigerating space is limited in the refrigerating inner container.

3. The refrigerator of claim 2, further comprising:

an evaporator cover plate covering the evaporator and defining the cooling chamber together with the freezing liner

The bottom wall of the freezing inner container is used as the bottom wall of the cooling chamber to form the water receiving tray.

4. The refrigerator according to claim 2,

the first bottom plate is arranged below the freezing inner container and comprises: the refrigerator comprises a front bottom plate positioned on the front side of the bottom of the refrigerator, an inclined plate extending from the rear end of the front bottom plate in an inclined mode to the rear upper side, and a rear top plate extending from the upper end of the inclined plate in a rear mode, wherein the window is formed in the inclined plate;

the housing further includes: the second bottom plate is positioned below the rear top plate, the front end of the second bottom plate and the rear end of the front bottom plate are arranged at intervals to form a gap, and the air guide cover plate divides the gap into a heat dissipation air inlet and a heat dissipation air outlet.

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

two side plates and a back plate configured to define a compressor compartment with the back top plate and the second bottom plate, the compressor compartment being located behind the cooling chamber.

6. The refrigerator of claim 5, further comprising:

the compressor comprises a compressor bin, a condenser, a heat dissipation fan and a compressor, wherein the condenser, the heat dissipation fan and the compressor are sequentially arranged in the compressor bin along the transverse direction, the condenser is arranged at one side close to a heat dissipation air inlet, and the compressor is arranged at one side close to a heat dissipation air outlet.

7. The refrigerator of claim 6, further comprising:

and the evaporation dish is arranged below the condenser so as to evaporate the moisture in the evaporation dish by utilizing the heat of the condenser and take away the moisture by the heat radiation fan so as to radiate the heat.

8. The refrigerator according to claim 7,

and the second end of the drain pipe penetrates through the through hole of the air guide cover plate and then is communicated to the evaporation pan so as to transmit the condensed water in the water pan to the evaporation pan.

9. The refrigerator according to claim 3,

and a freezing air return opening communicated with the freezing space is formed in the front end of the evaporator cover plate so as to realize that the freezing space returns air to the cooling chamber.

10. An assembling method of a refrigerator, wherein the refrigerator comprises: the refrigerator comprises a refrigerator body, wherein a cooling chamber and at least one storage space are limited in the refrigerator body, the cooling chamber is arranged at the bottom of the refrigerator body and is positioned under the storage space, and the refrigerator body comprises: a housing, comprising: the air guide cover plate is covered at the window, and a through hole is formed in the air guide cover plate; the door body is arranged on the front surface of the box body and is used for opening and closing the storage space in an operable manner; the evaporator is integrally flat and cubic and transversely arranged in the cooling chamber and is configured to provide cold energy for the storage space, a water receiving disc is formed on the bottom wall of the cooling chamber below the evaporator to receive condensed water generated by the evaporator, and a water outlet is formed in the bottom of the water receiving disc; and a drain pipe, a first end of which is communicated with the water pan through the drain outlet, a second end of which passes through the through hole of the air guide cover plate, a refrigeration fan is arranged at the rear side of the evaporator, the refrigeration fan is arranged at the rear side of the evaporator in a forward inclining manner, and the assembly method of the refrigerator comprises the following steps:

fixing the first end of the drain pipe with the water pan;

fixing the first bottom plate and the left side and the right side of the shell respectively; and

and enabling the second end of the drain pipe to penetrate through the through hole of the air guide cover plate, and fixing the air guide cover plate and the first bottom plate.