CN111664647B

CN111664647B - Front panel assembly of drawer of refrigerator and assembling method of drawer of refrigerator

Info

Publication number: CN111664647B
Application number: CN201910176659.5A
Authority: CN
Inventors: 杨发林; 任树飞; 窦金强; 刘明坤
Original assignee: Qingdao Haier Refrigerator Co Ltd; Haier Smart Home Co Ltd
Current assignee: Qingdao Haier Refrigerator Co Ltd; Haier Smart Home Co Ltd
Priority date: 2019-03-08
Filing date: 2019-03-08
Publication date: 2022-04-29
Anticipated expiration: 2039-03-08
Also published as: CN111664647A

Abstract

The invention provides an assembling method of a front panel assembly of a drawer of a refrigerator, which comprises the following steps: assembling a light guide body, a reflecting piece and a support frame to obtain a first assembly, wherein the reflecting piece is positioned between the light guide body and the support frame; respectively installing a first side cover plate and a second side cover plate at the left end and the right end of the assembled first assembly to obtain a second assembly; and at the equipment the front and back both sides of second subassembly are installed front end plate and back end plate respectively and are being assembled the top installation upper cover mechanism of second subassembly obtains the front panel components of the drawer of refrigerator still includes: and a light source is arranged on the light guide body, and light rays emitted by the light source are transmitted by the light guide body and then reflected by the reflecting piece to be emitted from the light-transmitting area of the front end plate. The invention provides an assembling method of a drawer of a refrigerator.

Description

Front panel assembly of drawer of refrigerator and assembling method of drawer of refrigerator

Technical Field

The invention relates to the technical field of cold storage and freezing devices, in particular to an assembling method of a front panel assembly of a drawer of a refrigerator and an assembling method of the drawer of the refrigerator.

Background

The refrigerator can keep food fresh and prolong the storage time of the food, and is a necessary household appliance. More and more refrigerators adopt a drawer type design. At present, the structural improvement of the refrigerator drawer is mainly the improvement in the aspects of drawer fittings, drawer internal lighting devices and the like, for example: the bottom of the refrigerator drawer is provided with the roller track, so that the drawer can be conveniently pulled and pushed; an illumination lamp and the like are provided at an inner wall of a side plate of the drawer body. Meanwhile, the illuminating lamp is usually fixed in the drawer before assembly, which causes the problem of inconvenient replacement and adjustment.

Disclosure of Invention

An object of the present invention is to provide an assembling method of a front panel assembly of a drawer of a refrigerator that can select a light source placement time during an assembling process.

A further object of the present invention is to make the assembly structure of the front panel assembly of the drawer of the refrigerator more compact.

Another further object of the present invention is to improve the assembling stability of the front panel assembly of the drawer of the refrigerator.

In particular, the present invention provides an assembling method of a front panel assembly of a drawer of a refrigerator, comprising the steps of:

assembling a light guide body, a reflecting piece and a support frame to obtain a first assembly, wherein the reflecting piece is positioned between the light guide body and the support frame;

b, respectively installing a first side cover plate and a second side cover plate at the left end and the right end of the assembled first assembly to obtain a second assembly; and

respectively installing a front end plate and a rear end plate on the front side and the rear side of the assembled second assembly and installing an upper cover mechanism on the top of the assembled second assembly to obtain a front panel assembly of the drawer of the refrigerator;

wherein, any step in step A, step B, step C still includes: the light guide body is provided with a light source, and light rays emitted by the light source are transmitted by the light guide body and then reflected by the reflecting piece to be emitted from the light-transmitting area of the front end plate.

Optionally, the first side cover plate and/or the second side cover plate is/are opened with side openings corresponding to positions where the light source is arranged on the light guide body, and the light source is arranged on the light guide body through the side openings.

Optionally, the light guide has an inclined surface, the reflector is a reflective film, and the support frame includes a first support portion having an inclined structure adapted to the inclined surface; the assembling of the first component comprises:

a reflective film is arranged obliquely below the inclined plane or obliquely above the inclined structure of the first supporting part; and

the inclined surface is supported by the first support section.

Optionally, the light guide further has a horizontally disposed first connecting portion located above the inclined plane, and the supporting frame further includes a second supporting portion located above the first supporting portion; the assembling of the first component further comprises:

the second supporting part is matched with the light guide body so that an accommodating space is defined between the second supporting part and the first connecting part; and

fixing the second supporting part and the first connecting part;

wherein the light source is arranged in the accommodating space.

Optionally, the assembling of the first assembly further comprises:

the light homogenizing plate and the heat radiating piece are installed in the accommodating space, a light source placing area is defined among the heat radiating piece, the light homogenizing plate and the upper surface of the light guide body, and the light source is arranged in the light source placing area.

Optionally, the light guide further has a second connecting portion located above the first connecting portion and arranged vertically, and the supporting frame further includes a third supporting portion located above the second supporting portion; the assembling of the first component further comprises:

the second connecting portion and the third supporting portion are fixed.

Optionally, the first side cover plate and the second side cover plate are respectively provided with side cover plate bodies arranged in parallel relatively and side cover plate extending parts formed by extending from the side cover plate body on one side to the side cover plate body on the opposite side; the assembling of the second component further comprises:

respectively installing a first side cover plate and a second side cover plate at the left end and the right end of the assembled first assembly to enable the two side cover plate bodies to be oppositely arranged, wherein the extending parts of the two side cover plates are positioned at the front side; and

the side cover plate extension part and the third support part are fixed.

Optionally, the front panel assembly further comprises a lower molding having a groove opening forward and downward; prior to step B, the method of assembly further comprises:

and a lower decorative strip is fixedly arranged obliquely below the first supporting part, so that at least one part of the first supporting part and the lower decorative strip jointly form the bottom of the front panel assembly, and the first supporting part and the groove of the lower decorative strip jointly define a handle part with a downward opening.

Optionally, step C further comprises:

mounting a rear end plate on the rear side of the assembled second assembly, wherein the bottom of the rear end plate is fixed with the lower decorative strip, two side edges of the rear end plate are respectively fixed with the first side cover plate and the second side cover plate, and the top of the rear end plate is positioned between the first side cover plate and the second side cover plate;

an upper cover mechanism is arranged at the tops of the first side cover plate, the second side cover plate and the rear end plate; and

and a front end plate is arranged on the front sides of the first side cover plate, the second side cover plate and the upper cover bracket.

Optionally, the upper cover mechanism has an upper cover plate and an upper cover bracket; the mounting of the cover mechanism further comprises:

an upper cover bracket is arranged at the tops of the first side cover plate, the second side cover plate and the rear end plate;

a touch pad is arranged below the touch area of the upper cover plate; and

and assembling the upper cover bracket and the upper cover plate to enable the touch pad to be positioned in the concave part of the upper cover bracket, so that the light source is controlled through touch operation of a user.

The invention also provides an assembling method of the drawer of the refrigerator, which comprises the following steps:

assembling the front panel assembly according to the assembling method;

and (3) mounting and fixing the front panel assembly and the drawer body of the drawer to obtain the drawer of the refrigerator.

The assembling method of the front panel assembly of the drawer of the refrigerator comprises the steps of firstly assembling the light guide body, the reflecting piece and the supporting frame, then installing the first side cover plate and the second side cover plate, and finally installing the front end plate, the rear end plate and the upper cover mechanism, wherein the light source can be arranged in any one of the steps, so that the front panel assembly of the drawer of the refrigerator, which can emit light and can be used for selecting the placement time of the light source, is obtained.

Furthermore, the front panel assembly of the drawer of the refrigerator can be provided with the side opening at the position, corresponding to the light guide body, of the first side cover plate and/or the second side cover plate, so that the light source can be arranged on the light guide body through the side opening after all other parts are assembled, and the light source can be conveniently replaced in the later period.

Furthermore, the front panel assembly of the drawer of the refrigerator carries out corresponding matching on the light guide body and the support frame for multiple times, and can ensure stable connection of the light guide body and the support frame after being assembled and fixed for multiple times.

Furthermore, the side cover plate of the front panel assembly of the drawer of the refrigerator is arranged in a manner that the extension part of the side cover plate on the front side is fixed with the support frame, so that the structural stability of the whole front panel assembly can be ensured.

Furthermore, the front panel assembly of the drawer of the refrigerator is firstly assembled with the side cover plate, the rear end plate and the upper cover bracket, and then the front end plate is attached after an adhesive area is provided for fixing the front end plate.

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 front view of a refrigerator according to one embodiment of the present invention.

Fig. 2 is a schematic perspective view of a cabinet and a first drawer of the refrigerator shown in fig. 1.

Fig. 3 is a schematic perspective view of a drawer of the refrigerator shown in fig. 1.

Fig. 4 is a schematic perspective view of a front panel assembly of a drawer of the refrigerator shown in fig. 3.

Fig. 5 is a schematic exploded view of the front panel assembly shown in fig. 4.

Fig. 6 is a flowchart illustrating an assembling method of a front panel assembly of a drawer of a refrigerator according to an embodiment of the present invention.

Fig. 7 is a schematic view of an assembly process of the front panel assembly shown in fig. 6.

Fig. 8 is a schematic bottom view of the front panel assembly shown in fig. 4.

Fig. 9 is a schematic cross-sectional view of the front panel assembly shown in fig. 8.

Fig. 10 is a schematic partial enlarged view of the front panel assembly shown in fig. 9.

Fig. 11 is a schematic perspective view of a portion of the assembly of the front panel assembly shown in fig. 4.

Fig. 12 is another schematic perspective view of a portion of the assembly of the front panel assembly shown in fig. 4.

Fig. 13 is a schematic partial enlarged view of a portion of the assembly of the front panel assembly shown in fig. 12.

Fig. 14 is a schematic perspective view of an upper cover plate of the front panel assembly shown in fig. 4.

Fig. 15 is a schematic perspective view of the upper cover bracket of the front panel assembly shown in fig. 4.

Fig. 16 is another schematic perspective view of the upper cover bracket of the front panel assembly shown in fig. 15.

Fig. 17 is a schematic perspective view of the heat sink, the light uniformizing plate, and the light guide of the front panel assembly shown in fig. 4.

Fig. 18 is a schematic perspective view of a support bracket of the front panel assembly shown in fig. 4.

Fig. 19 is a schematic perspective view of a rack of the front panel assembly shown in fig. 4.

Fig. 20 is a schematic perspective view of a lower molding of the front panel assembly shown in fig. 4.

Fig. 21 is a schematic view illustrating an effect of the drawer of the refrigerator of fig. 4.

Fig. 22 is a schematic structural view of a control part of a drawer of a refrigerator according to one embodiment of the present invention.

Fig. 23 is a schematic view of a detection unit control of a drawer of a refrigerator according to an embodiment of the present invention.

Detailed Description

Fig. 1 is a schematic front view of a refrigerator 100 according to one embodiment of the present invention. Fig. 2 is a schematic perspective view of the cabinet 110 and the first drawer 115 of the refrigerator 100 shown in fig. 1. Fig. 3 is a schematic perspective view of the drawer 115 of the refrigerator 100 shown in fig. 1. Fig. 4 is a schematic perspective view of the front panel assembly 140 shown in fig. 3. Fig. 5 is a schematic exploded view of the front panel assembly 140 shown in fig. 4. The refrigerator 100 of the embodiment of the present invention may generally include: the refrigerator comprises a refrigerator body 110, a first door body 111, a second door body 112, a third door body 113, a fourth door body 114, a first drawer 115 and a second drawer 116. The case body 110 defines a plurality of storage compartments therein. The first door body 111, the second door body 112, the third door body 113 and the fourth door body 114 are all rotary door bodies and are respectively pivotally arranged on the front side of one storage compartment through hinges. Generally, the storage compartments corresponding to the first door body 111 and the second door body 112 are cold storage compartments, the storage compartment corresponding to the third door body 113 is a variable temperature compartment or a freezing compartment, and the storage compartment corresponding to the fourth door body 114 is a freezing compartment. A first drawer 115 and a second drawer 116 are respectively arranged between the first door 111 and the third door 113, and between the second door 112 and the fourth door 114, and are used as a refrigerating chamber or a temperature-changing chamber.

The drawer 115 of the refrigerator 100 of the embodiment of the present invention includes a drawer body 120 and a front panel assembly 140. The drawer body 120 defines a storage space therein. The drawer body 120 is slidably drawn in the cabinet 110 via the guide rail 130. The front panel assembly 140 is disposed in front of the drawer body 120.

Fig. 6 is a flowchart illustrating an assembling method of the front panel assembly 140 of the drawer 115 of the refrigerator 100 according to an embodiment of the present invention. The assembling method of the front panel assembly 140 of the embodiment of the present invention includes the steps of:

s102: assembling the light guide 600, the reflector 180 and the support frame 700 to obtain a first assembly, wherein the reflector 180 is located between the light guide 600 and the support frame 700;

s104: respectively installing a first side cover plate 401 and a second side cover plate 402 at the left end and the right end of the assembled first assembly to obtain a second assembly; and

s106: respectively installing a front end plate 200 and a rear end plate 500 at the front and rear sides of the assembled second assembly and installing an upper cover mechanism 300 at the top of the assembled second assembly to obtain a front panel assembly 140 of the drawer 115 of the refrigerator 100;

wherein, any one of the steps S102, S104 and S106 further includes the step S108: the light guide body 600 is disposed with the light source 150, and light emitted from the light source 150 is transmitted through the light guide body 600 and then reflected by the reflector 180 to be emitted from the light-transmitting area of the front plate 200.

The assembling method of the front panel assembly 140 of the drawer 115 of the refrigerator 100 according to the embodiment of the present invention obtains the front panel assembly 140 of the drawer 115 of the refrigerator 100 that can emit light and can optionally set the placement time of the light source 150 by assembling the light guide 600, the reflection member 180, and the support bracket 700, then installing the first side cover plate 401 and the second side cover plate 402, and finally installing the front panel 200 and the rear panel 500 and the upper cover mechanism 300, and the light source 150 can be arranged in any one of the above steps.

The embodiment of the invention further provides an assembling method of the drawer 115 of the refrigerator 100, which includes firstly assembling the front panel assembly 140 according to the assembling method, and then installing and fixing the front panel assembly 140 and the drawer body 120 of the drawer 115 to obtain the drawer 115 of the refrigerator 100.

In some embodiments, the first side cover plate 401 and/or the second side cover plate 402 are opened with a side opening 421 at a position corresponding to the light guide body 600 where the light source 150 is arranged, and the light source 150 is arranged on the light guide body 600 through the side opening 421. The front panel assembly 140 of the drawer 115 of the refrigerator 100 according to the embodiment of the present invention may be provided with the side opening 421 at a position on the first side cover plate 401 and/or the second side cover plate 402 corresponding to the position where the light source 150 is disposed on the light guide body 600, so that after all other components are assembled, the light source 150 is disposed on the light guide body 600 through the side opening 421, which facilitates the light 150 to be replaced in a later period.

In some embodiments, the light guide 600 has a slope 602, the reflector 180 is a reflective film, and the supporting frame 700 includes a first supporting portion 701 having a slope structure matching the slope 602. The assembly of the first component comprises the steps of: the reflective film 180 is provided obliquely below the inclined surface 602 or obliquely above the inclined structure of the first support part 701; and the inclined surface 602 is supported by the first support part 701.

The light guide 600 further has a horizontally disposed first connection portion 610 located above the inclined surface 602, and the supporting frame 700 further includes a second supporting portion 702 located above the first supporting portion 701. The assembly of the first component further comprises the steps of: the second supporting portion 702 and the light guide body 600 are matched to define an accommodating space between the second supporting portion 702 and the first connecting portion 610; and fixing the second supporting part 702 and the first connecting part 610; wherein the light source 150 is disposed in the accommodating space.

In a preferred embodiment, the assembling of the first component further comprises the steps of: the light uniformizing plate 160 and the heat dissipation member 170 are installed in the accommodating space, wherein a light source placement region 151 is defined between the heat dissipation member 170 and the light uniformizing plate 160 and the upper surface of the light guide body 600, and the light source 150 is arranged at the light source placement region 151. The heat sink 170 dissipates heat from the light source 150 and the light homogenizing plate 160, so as to prevent the front panel assembly 140 from being overheated, which affects the service life of the light source 150 and can avoid potential safety hazards.

In a preferred embodiment, the light guide body 600 further has a second coupling portion 620 vertically disposed above the first coupling portion 610, and the supporting frame 700 further includes a third supporting portion 703 above the second supporting portion 702. The assembly of the first component further comprises the steps of: the second connection part 620 and the third support part 703 are fixed. The front panel assembly 140 of the drawer 115 of the refrigerator 100 according to the embodiment of the present invention performs multiple corresponding fits and multiple assembling and fixing on the light guide 600 and the support frame 700, so as to ensure the stable connection between the light guide 600 and the support frame 700.

In a preferred embodiment, the first and second

side cover plates

401 and 402 respectively have side cover plate bodies 410 disposed in parallel with each other and side cover plate extensions 420 formed to extend from the side cover plate body 410 on one side toward the side cover plate body 410 on the opposite side. The assembling of the second component further comprises the steps of: a first side cover plate 401 and a second side cover plate 402 are respectively arranged at the left end and the right end of the assembled first assembly, so that the two side cover plate bodies 410 are oppositely arranged, and the two side cover plate extension parts 420 are positioned at the front side; and the side cover extension part 420 and the third support part 703 are fixed. The side cover plate of the front panel assembly 140 of the drawer 115 of the refrigerator 100 of the embodiment of the invention is arranged that the side cover plate extension part 420 at the front side is also fixed with the support frame 700, so that the structural stability of the whole front panel assembly 140 can be ensured.

In some embodiments, the front panel assembly 140 further includes a lower molding 800 having a slot 802 that opens forward and downward. Before step B, the assembly method of the embodiment of the present invention further includes the steps of: the lower molding strip 800 is fixedly installed obliquely below the first support part 701 such that at least a portion of the first support part 701 and the lower molding strip 800 together constitute a bottom of the front panel assembly 140, and the first support part 701 and the groove 802 of the lower molding strip 800 together define a handle part 804 opening downward.

In some embodiments, step C further comprises the steps of: mounting a rear end plate 500 at the rear side of the assembled second assembly, wherein the bottom of the rear end plate 500 is fixed with the lower molding strip 800, two side edges are respectively fixed with the first side cover plate 401 and the second side cover plate 402, and the top is positioned between the first side cover plate 401 and the second side cover plate 402; the upper cover mechanism 300 is installed on top of the first side cover plate 401, the second side cover plate 402 and the rear end plate 500; and the front end plate 200 is installed at the front sides of the first and second

side cover plates

401 and 402 and the upper cover bracket 303. The front panel assembly 140 of the drawer 115 of the refrigerator 100 according to the embodiment of the present invention is assembled with the side cover plate, the rear end plate 500, and the upper cover bracket 303, and then attached to the front end plate 200 after providing an attachment area for fixing the front end plate 200.

In some embodiments, the cover mechanism 300 has an upper cover plate 301 and an upper cover bracket 303; the mounting of the cover mechanism 300 further comprises the steps of: the upper cover bracket 303 is installed on top of the first side cover plate 401, the second side cover plate 402 and the rear end plate 500; a touch pad 302 is mounted below the touch area of the upper cover plate 301; and assembling the upper cover bracket 303 and the upper cover plate 301 such that the touch pad 302 is positioned in the recess of the upper cover bracket 303, thereby controlling the light source 150 through a touch operation of a user.

Fig. 7 is a schematic view illustrating an assembly process of the front panel assembly 140 shown in fig. 4 (not shown is a process of putting the light source 150 in). The assembly process of the front panel assembly 140 of the embodiment of the present invention includes the following steps:

1) the reflection member 180, the light guide body 600, and the support frame 700 are assembled. The reflective film 180 is attached to the inclined surface 602 of the light guide 600, the reflective film 180 is formed by surface-treating the inclined plate 730 of the holder 700, or the reflective film 180 is attached to the upper surface of the inclined plate 730 of the holder 700. The inclined surface 602 of the light guide 600 abuts against the inclined plate 730 of the supporting frame 700. The second connecting portion 620 abuts against the first vertical plate 711, and the fixing holes 621 of the second connecting portion 620 correspond to the second fixing holes 762 of the support frame one by one and are fixed by screws. The groove 611 of the first connecting portion 610 is matched with the vertical protrusion 740 of the second horizontal plate 722, and the fixing holes of the first connecting portion 610 are in one-to-one correspondence with the third fixing holes 763 of the supporting frame 700 and are fixed by screws. In this way, the middle-lower portion of the second connection portion 620, the first connection portion 610, the middle-upper portion of the second vertical plate 712, and the first horizontal plate 721 together define an accommodation space.

2) A light homogenizing plate 160 and a heat sink 170 are installed. The light homogenizing plate 160 and the heat sink 170 are placed in the accommodating space. The bottom surface of the light uniformizing plate 160 is attached to the upper surface of the first connection portion 610, and the front side surface is attached to the rear side surface of the second connection portion 620. The first horizontal portion 171 of the heat sink 170 is attached to the upper surface of the light uniformizing plate 160, and the second vertical portion 174 is attached to the front side surface of the second vertical plate 712, so that the heat sink 170 cooperates with the light uniformizing plate 160 and the first connecting portion 610 to define the light source placement region 151.

3) The lower molding 800 is fixed to the supporting frame 700. The first groove 802 of the lower molding 800 is wrapped around the protrusion 760 of the support bracket 700, the vertical portion 820 of the lower molding 800 is fixed to the fifth fixing hole of the support bracket 700 using a screw, and the screw is screwed up at the fixing holes of the bottom surfaces of the first and

second side portions

851 and 852.

4) A rack 190 is installed. The hook 194 of the rack 190 is engaged with the notch 770 of the support bracket 700, and then the rack 190 and the second vertical plate 712 are fixed by screws through the third hole 193 of the rack 190 and the fourth fixing hole 764 of the support bracket, so that the first hole 191 and the second hole 192 of the rack 190 are arranged in the left-right direction.

5) A first side cover plate 401 and a second side cover plate 402 are installed. The first side cover plate 401 is installed at the left side and the second side cover plate 402 is installed at the right side. The side openings 421 of the second side cover plate are aligned with the first and

second apertures

191, 192 of the rack 190. The side cover extensions 420 of the first and second side covers 401 and 402 respectively cover the middle-upper portion of the first vertical plate 711 of the supporting frame 700, and the side cover extensions 420 and the first vertical plate 711 of the supporting frame 700 are fixed through the second fixing holes 432 and 761 of the side cover extensions.

6) The rear end plate 500 and the fixing frame 900 are installed. The frame 501 of the rear end panel 500 is fitted into the third groove 805 of the lower molding 800, the sealing strip 510 is added in the groove of the frame 501, and then the fixing frame 900 is installed such that the frame protrusion 902 is fitted in the groove of the frame 501.

7) The upper cover bracket 303 is mounted. The upper cover bracket 303 is placed in an opening formed in the top portion between the first side cover plate 401, the rear end plate 500, and the second side cover plate 402, and the upper cover bracket 303 is fixed to the first side cover plate 401 and the second side cover plate 402 through the first fixing hole 431 of the side cover plate extension and the fixing hole 336 of the upper cover bracket, respectively. The bracket extension 337 engages the top surface of the rear end plate 500.

8) The front end plate 200 is installed. The inner side of the opaque plate 201 is coated with glue, and the front plate 200 is adhered to the side cover plate extension part 420 and the second connecting part 620, and the transparent plate 202 corresponds to the vertical surface of the second light guide part 632.

9) The light source 150 is installed. The light source 150 is placed into the light source placement area 151 from the side opening 421 of the second side cover plate and the second hole 192 of the chute 190.

10) The sealing plate 403 is attached. The sealing plate 403 is installed at the side opening 421 of the second side cover plate to complete the assembly of the front panel assembly 140.

11) The upper cover plate 301 is mounted. The touch pad 302 is fixed in the groove 314 of the upper cover plate 301 through the sixth fixing hook 326 of the upper cover plate 301, then the first fixing hook 321, the second fixing hook 322, the third fixing hook 323, the fourth fixing hook 324 and the fifth fixing hook 325 of the upper cover plate 301 are respectively matched in the first fixing hole 341, the second fixing hole 342, the third fixing hole 343, the fourth fixing hole 344 and the fifth fixing hole 345 of the upper cover plate 303, and then the limit protrusion 327 of the upper cover plate is matched with the limit protrusion 347 of the upper cover bracket, so that the upper cover plate 301 is fixed on the upper cover bracket 303, and the touch pad 302 is located in the recessed portion 331 of the upper cover bracket 303.

It should be understood that the light source 150 and the sealing plate 403 may be installed after all other components are assembled, that is, the light source 150 and the sealing plate 403 are installed after the front plate 200 and the upper cover plate 301 are installed. After the front panel assembly 140 is assembled, the front panel assembly 140 is fixed to the drawer body 120, and the drawer 115 is mounted.

The front panel assembly 140 of the embodiment of the present invention includes a front panel body, a touch panel 302, a heat insulation member 520, a light emitting mechanism, a supporting frame 700, a light uniformizing plate 160, a heat dissipating member 170, a wiring rack 190, and a lower molding 800. Fig. 5 is a schematic exploded view of the front panel assembly 140 shown in fig. 4. Fig. 8 is a schematic bottom view of the front panel assembly 140 shown in fig. 4. Fig. 9 is a schematic cross-sectional view of the front panel assembly 140 shown in fig. 8. Fig. 10 is a schematic partial enlarged view of the front panel assembly 140 shown in fig. 9. Fig. 11 is a schematic perspective view of a partial assembly of the front panel assembly 140 shown in fig. 4. Fig. 12 is another schematic perspective view of a partial assembly of the front panel assembly 140 shown in fig. 4. Fig. 13 is a schematic partial enlarged view of a part of the assembly of the front panel assembly 140 shown in fig. 12.

The front panel body includes a front end plate 200, a rear end plate 500, a fixing frame 900, a first side cover plate 401, a second side cover plate 402, and an upper cover mechanism 300. The first side cover plate 401 and the second side cover plate 402 are disposed opposite to each other, the front and rear sides are respectively disposed with the front end plate 200 and the rear end plate 500, the top and bottom are respectively formed with a first opening (not shown) and a second opening (not shown), the upper cover mechanism 300 closes the first opening, and the support frame 700 and the lower molding 800 close the second opening.

The front end plate 200 is vertically arranged and comprises an opaque plate 201 and a transparent plate 202 positioned below the opaque plate 201, and a transparent area is formed on the transparent plate 202. The front end plate 200 may be an integral structure or a separate structure.

The rear end plate 500 includes a frame 501 and a protrusion 502 protruding rearward from the periphery of the frame 501. A recess (not shown) is provided in the back of the frame 501. The protrusion 502 is provided with a plurality of mounting holes 503 for fixing the front panel assembly 140 to the guide rail 130.

The fixing frame 900 includes a frame body 901 and a frame protrusion 902 extending forward from the frame body 901. The frame protrusion 902 is disposed to match the groove of the rear end plate 500. The fixing frame 900 is used to seal the connection between the rear end plate 500 and other members of the front panel body, and a sealing strip 510 is further provided between the groove of the rear end plate 500 and the frame protrusion 902 to enhance sealing. In addition, in order to enhance the heat insulation performance of the front panel assembly 140, heat insulation members 520, for example, two heat insulation blocks, are further provided in the protrusion 502.

The first and second

side cover plates

401 and 402 include side cover plate bodies 410 and side cover plate extensions 420, respectively. The side cover bodies 410 of the first and

second side cover

401 and 402 are disposed in parallel with each other. The side cover extensions 420 are formed by extending from the side cover body 410 on one side toward the side cover body 410 on the opposite side. The side cover extension 420 is respectively provided with a first fixing hole 431 and a second fixing hole 432, the first side cover 401 and the second side cover 402 are fixed to the upper cover mechanism 300 through the first fixing hole 431, and the first side cover 401 and the second side cover 402 are fixed to the supporting bracket 700 through the second fixing hole 432. A side opening 421 is opened on the side cover body 410 of the second side cover 402 for the light source 150 to be inserted and the cable to be led in. A sealing plate 403 is further provided on the side cover body 410 of the second side cover 402 to close the side opening 421 after the light source 150 and the cable are inserted.

The upper cover mechanism 300 includes an upper cover plate 301 and an upper cover holder 303. Fig. 14 is a schematic perspective view of the upper cover plate 301. Fig. 15 is a schematic perspective view of the upper cover bracket 303. Fig. 16 is another schematic perspective view of the upper cover bracket 303.

The upper cover 301 has an upper cover body 311 and an upper cover extension 312. The upper cover body 311 has a touch area formed on the outer surface thereof entirely or partially, and a protrusion 313 formed on the inner surface thereof to extend downward at a position corresponding to the touch area. The protruding rib 313 defines a groove 314, and a plurality of sixth fixing hooks 326 are formed at intervals on an inner wall of the protruding rib 313, and the touch pad 302 is fixed in the groove 314 via the plurality of sixth fixing hooks 326.

The upper lid bracket 303 has a bracket top panel 333, a bracket front wall panel 334, a bracket side wall panel 335 and a bracket extension 337. A recess 331 is formed on the top plate 333 corresponding to the recess 314 of the upper cover 301, and the recess 331 surrounds the recess 314 of the upper cover 301 and the touch pad 302. The top surface of the top plate 333 of the bracket is an inclined structure, forms an acute angle with the horizontal plane, and gradually faces upwards from the front end plate 200 to the rear end plate 500, closing the first opening. The upper cover plate body 311 is matched with the top surface of the support top plate 333, and is also obliquely arranged. A wiring hole 332 is further formed through the recess 331 for introducing a cable for supplying power and signals to the touch pad 302. The bracket front wall 334 is provided with a fixing hole 336 for fixing the first side cover 401, the second side cover 402, and the upper cover bracket 303 via the first fixing hole 431 of the side cover extension 420 and the fixing hole 336 of the upper cover bracket 303. The bracket side wall panel 335 is used to define the distance between the front end panel 200 and the rear end panel 500. The bracket top plate 333 extends rearward to form a bracket extension 337, and the provision of the bracket extension 337 facilitates fixation between the upper lid bracket 303 and the rear end plate 500.

The upper cover plate 301 and the upper cover holder 303 are fixed to each other by providing a plurality of engaging structures. A plurality of first fixing hooks 321 are formed at the joint of the upper cover plate body 311 and the upper cover plate extension 312 and extend downwards at intervals along the length direction; accordingly, first fixing holes 341 are formed at the junctions of the holder top plates 333 and the holder extension portions 337 corresponding to the positions of each of the first fixing hooks 321, respectively. The upper cover plate body 311 is formed with two second fixing hooks 322 extending downwards at intervals along the length direction at the position of the convex rib 313 close to the outer wall of the front end plate 200; accordingly, the holder top plate 333 is formed with second fixing holes 342 at positions of the recess 331 corresponding to each of the second fixing hooks 322, respectively. The upper cover plate body 311 is formed with a third fixing hook 323, a fourth fixing hook 324 and a fifth fixing hook 325 at intervals and downwardly extending on the other side of the upper cover plate body away from the upper cover plate extension 312, wherein the third fixing hook 323 and the fourth fixing hook 324 are respectively arranged on the left side and the right side of the convex rib 313 and are respectively close to the left edge and the right edge of the upper cover plate body 311, and the fifth fixing hook 325 is located between the convex rib 313 and the fourth fixing hook 324. Accordingly, the holder top plate 333 is formed with third, fourth, and fifth fixing

holes

343, 344, and 345 at positions corresponding to the third, fourth, and fifth fixing hooks 323, 324, and 325, respectively. The above-mentioned several engaging structures are mainly used to ensure the fixing between the upper cover plate 301 and the upper cover bracket 303 in the vertical direction. In addition, a limiting protrusion 327 is further formed on the inner surface of the upper cover plate body 311 along the width direction, and the limiting protrusion 327 may be a wedge-shaped protrusion; accordingly, the holder top plate 333 is formed with a stopper groove 346 at a position corresponding to the stopper projection 327, and a stopper projection 347 for engaging with the stopper projection 327 is provided in the stopper groove 346. When the device is installed, the fixing hooks are controlled to be respectively inserted into the corresponding fixing holes, and then the fixing hooks slide to enable the two limiting protrusions to be matched and fixed. It is understood that two or more of the above engaging structures may be provided to achieve the fixing of the upper cover plate 301 and the upper cover bracket 303.

The light emitting mechanism includes a light source 150, a light guide body 600, and a reflective film 180. The supporting stand 700 includes a first supporting portion 701, a second supporting portion 702, and a third supporting portion 703. The specific structures and the cooperation of the light guide 600 and the support frame 700 will be described in turn. Fig. 17 is a schematic perspective view of the heat sink 170, the light unifying plate 160, and the light guide 600. Fig. 18 is a schematic perspective view of the stand 700.

The light guide 600 is disposed below the light source 150, and has a horizontal surface 601, an inclined surface 602, and a vertical surface 603, and light emitted from the light source 150 is emitted downward from the horizontal surface 601 of the light guide 600, reaches the inclined surface 602 of the light guide 600, is reflected forward to reach the vertical surface 603 of the light guide 600, and then is emitted from the light-transmitting area. Specifically, the light guide body 600 includes the first light guide part 631 and the second light guide part 632, and the two light guide parts may be an integral structure or a separate structure, and preferably, are an integral structure. The light guide 600 may be made of transparent acryl. The first light guide part 631 has an L-shaped longitudinal section and includes a first connection part 610 and a second connection part 620. The first connecting portion 610 is horizontally disposed, an upper surface thereof is a horizontal surface 601 of the light guide 600, and is used for placing the light source 150, the light uniformizing plate 160 and the heat dissipating member 170, a fixing hole (not shown) for fixing with the supporting frame 700 is formed on a rear side surface thereof, and a groove 611 with a downward opening for matching with the supporting frame 700 is formed on a lower surface thereof. The second connecting portion 620 is vertically disposed to abut against the opaque plate 201, and a fixing hole 621 for fixing the first side cover 401 and the second side cover 402 is formed through the second connecting portion along the front-back direction. The second light guide portion 632 has a right triangle in longitudinal section, and has a horizontal plane, a vertical plane, and an inclined plane. In one embodiment, a first connection portion 610 is disposed at an upper portion of a horizontal plane of the second light guide portion 632, a vertical plane of the second light guide portion 632 corresponds to the light transmission region, and a slant surface of the second light guide portion 632 is a slant surface 602 of the light guide body 600, which is matched with the first support portion 701, and the reflective film 180 is disposed therebetween. When the front end plate 200 is an integral structure, the opaque plate 201 also serves as an adhesive area, and specifically, when the front end plate 200 is assembled, the opaque plate 201 is adhered to the side cover plate extension part 420 and the second connecting part 620, so that the front end plate 200 is fixed. According to the embodiment of the invention, the light-transmitting plate 202 of the front panel assembly 140 is vertically arranged, the horizontal distance between the inclined surface 602 and the light-transmitting plate 202 is gradually increased from the bottom edge to the top edge of the inclined surface 602, light vertically and downwards reaches the inclined surface 602, is horizontally and forwards reflected by the reflecting member 180 and then is emitted from the light-transmitting plate 202, a longitudinal depth difference is generated by utilizing the structure of the inclined surface 602, and meanwhile, the inclined surface 602 can have the appearance of wiredrawing skin lines, characters, icons and the like, so that the visual layering is brought. Fig. 21 is a schematic effect view of the front panel assembly 140 shown in fig. 4. In a preferred embodiment, the ramp 602 is at an acute angle θ of 20 ° to 45 °, such as 20 °, 25 °, 35 °, 42 °, to the light-transmitting panel 202. The front panel 200 is provided with the opaque plate 201 and the opaque plate 202, and the corresponding light guide 600 includes the first light guide portion 631 and the second light guide portion 632, so that the boundary between the light-transmitting portion and the opaque portion is obvious, the layering effect is improved, the whole area of the light-transmitting portion can be ensured to emit light, and the situation that the local complete darkness affects the user's appearance is avoided.

The supporting frame 700 is made of aluminum alloy, is an integrally formed part, has a first supporting portion 701, a second supporting portion 702 and a third supporting portion 703, and mainly comprises a first vertical plate 711, a first horizontal plate 721, a second vertical plate 712, a second horizontal plate 722 and an inclined plate 730 which are sequentially arranged.

The first vertical plate 711 forms a third supporting portion 703, and a first fixing hole 761 and a second fixing hole 762 are formed thereon. The side cover extension 420 and the third supporting portion 703 are fixed via the second fixing hole 432 of the side cover extension 420 and the first fixing hole 761 of the supporting bracket 700. The second connecting portion 620 and the third supporting portion 703 are fixed via the fixing hole 621 of the second connecting portion 620 and the second fixing hole 762 of the supporting bracket 700. The first vertical plate 711 extends horizontally rearward at the middle thereof to form a third horizontal plate 723, and the third horizontal plate 723 is provided with a notch 770 for positioning the rack 190 and the support bracket 700.

The first vertical plate 711 extends rearward at a bottom end thereof to form a first horizontal plate 721, the other end of the first horizontal plate 721 extends downward to form a second vertical plate 712, and the second vertical plate 712 extends forward at a bottom end thereof to form a second horizontal plate 722. The first horizontal plate 721, the second vertical plate 712, and the second horizontal plate 722 constitute a second supporting portion 702 having a receiving groove 750. The middle-lower part of the second connection part 620, the first connection part 610,

The middle upper portion of the second vertical plate 712 and the first horizontal plate 721 together define an accommodating space for placing the light source 150, the light uniforming plate 160, and the heat sink 170. A third fixing hole 763 is formed through the second vertical plate 712, and the first connecting portion 610 and the second supporting portion 702 are fixed through the third fixing hole 763 of the supporting frame and the fixing hole of the first connecting portion 610. A vertical protrusion 740 for matching with the groove 611 of the first connection part 610 is further formed extending upward at the front end of the second horizontal plate 722. In addition, a fourth fixing hole 764 is formed through the second vertical plate 712 for fixing the rack 190 to the supporting frame 700.

The inclined plate 730 extends obliquely forward and downward from the other end of the second horizontal plate 722 to form the first support part 701. A protrusion 760 is further disposed on the back surface of the inclined plate 730, and a fifth fixing hole (not shown) is formed in the protrusion 760 for fixing the lower molding 800 to the supporting bracket 700. The light guide 600 is fixed by the support frame 700 having an inclined structure adapted to the inclined surface 602 of the light guide 600, so that the position stability of the light guide 600 can be ensured. The reflection film 180 is used for reflection, so that the cost is low, the assembly is easy, and the supporting frame 700 can ensure that the reflection effect of the reflection film 180 is more stable.

The light source 150 is a light bar or a light panel. The light homogenizing plate 160 is disposed on the first connecting portion 610, and light emitted from the light source 150 vertically enters the light guide 600 through the light homogenizing plate 160 and finally reaches the inclined surface 602.

The heat sink 170 has a first horizontal portion 171, a first vertical portion 172 vertically extending upward from a rear end of the first horizontal portion 171, a second horizontal portion 173 horizontally extending rearward from the other end of the first vertical portion 172, and a second vertical portion 174 vertically extending downward from the other end of the second horizontal portion 173 and having a distal end exceeding the first horizontal portion 171. The heat sink 170 dissipates heat from the light source 150 and the light homogenizing plate 160, so as to prevent the front panel assembly 140 from being overheated, which affects the service life of the light source 150 and can avoid potential safety hazards. The heat sink 170 cooperates with the light unifying plate 160 and the first connection portion 610 to define the light source placement region 151 of the light source 150. The sizes of the heat sink 170, the light uniformizing plate 160 and the second supporting portion 702 satisfy that the width of the light source placing region 151 is the minimum assembly gap of the light bar 150, so that the two ends of the light bar 150 can be limited.

Fig. 19 is a schematic perspective view of the rack 190 of the front panel assembly 140 shown in fig. 4. The rack 190 includes a body portion 195 and an extension portion 196. The main body 195 has a first hole 191 for the cable to enter and exit and a second hole 192 for the light source 150 to enter and exit. The extension 196 has a third hole 193. In addition, a hook 194 is formed on the inner wall of the main body 195 to extend leftward. The body portion 195 is disposed opposite the side opening 421 of the second side cover plate. The hooks 194 are engaged with the notches 770 to position the rack 190 and the support frame 700, so that the fixing stability of the rack 190 can be ensured. The third hole 193 is disposed opposite to the fourth fixing hole 764 of the supporting frame 700, and the chute 190 is fixed to the supporting frame 700 through the third hole 193 and the fourth fixing hole 764 of the supporting frame 700.

Fig. 20 is a schematic perspective view of a lower molding strip 800 of the front panel assembly 140 shown in fig. 4. The lower molding 800 includes a lower molding body 801, and a first groove 802 opened forward, a second groove 803 opened forward and downward, and a third groove 805 opened rearward defined on the lower molding body 801. Specifically, the lower molding body 801 is formed at a front surface thereof with a first horizontal portion 810, a vertical portion 820, a second horizontal portion 830, an inclined portion 840, a first side portion 851 and a second side portion 852.

The first horizontal portion 810 constitutes a top surface of the lower molding 800. Between the first horizontal portion 810 and the second horizontal portion 830 is a vertical portion 820, which together define a first channel 802. The protrusion 760 of the sloping plate 730 is wrapped in the first groove 802 of the lower molding 800. A fixing hole may be opened at a position of the vertical portion 820 corresponding to the fifth fixing hole of the supporting bracket 700, and a screw may be sequentially passed through the fixing hole and the fifth fixing hole of the supporting bracket 700 to fix the supporting bracket 700 and the lower molding 800. The lower molding 800 may be integrally formed as a plastic, and a screw may be inserted through the vertical portion 820 and the fifth fixing hole of the supporting frame 700 to fix the supporting frame 700 and the lower molding 800.

The inclined portion 840 is located below the second horizontal portion, has an inclination direction opposite to that of the first support portion 701, and is provided at left and right sides thereof with a first side portion 851 and a second side portion 852, respectively. Second horizontal portion 830, inclined portion 840, first side portion 851, and second side portion 852 collectively define second groove 803. The middle lower portion of the first support part 701, the second horizontal portion 830, the inclined portion 840, the first side portion 851 and the second side portion 852 jointly close the second opening, forming a handle portion 804 with a downward opening. The user can conveniently pull the front panel assembly 140 forward by inserting his hand into the handle portion 804, thereby pulling the drawer 115 out. In addition, fixing holes may be formed in the bottom surfaces of the first and

second side portions

851 and 852. In a preferred embodiment, the first support 701 is inclined at an angle of 20 ° to 45 °. The lower molding 800 and the supporting bracket 700 are used to close the opening, and a handle 804 is formed between the two, which is very ingenious and facilitates the user to pull the drawer 115. Meanwhile, the inclination angle of the first support part 701 should take into consideration both the light reflection and the hand feeling, and the inclination angle α with the vertical plane is set to 20 ° to 45 °, for example, 20 °, 25 °, 35 °, and 42 °.

A third groove 805 is formed in the rear surface of the lower molding body 801, and the frame 501 of the rear end plate 500 may be fitted in the third groove 805.

The present invention also provides a light controllable drawer 115 having the front panel assembly 140 described above. Fig. 22 is a schematic structural view of a control portion of the drawer 115 of the refrigerator 100 according to an embodiment of the present invention. Fig. 23 is a schematic control diagram of the detection unit 141 of the drawer 115 of the refrigerator 100 according to one embodiment of the present invention.

The drawer 115 includes a drawer body 120, a front panel assembly 140, one or more detection units 141, a memory 142, and a light controller 143. The detection unit 141 is used for detecting a state of the storage space and/or a state of an environment in which the refrigerator 100 is located to obtain one or more state information. The memory 142 is used for storing the light control information, wherein the light control information is associated with the control content of the light source 150 for each state information or the combination of a plurality of state information. The light controller 143 is configured to control the one or more light sources 150 according to the state information detected by the detection unit 141 and the light control information stored in the memory 142. The drawer 115 of the embodiment of the invention can control the light source 150 to act according to different state information through the light controller 143, so as to realize the change of light.

The light control information includes color information and brightness information of the light by the action of the light source 150. The color of the lamp light can realize the RGB color mode outputting different parameters according to the magnitude of the applied voltage. The RGB color mode is a color based on a spectrum corresponding to a plurality of different combinations of red, green, and blue light in a ratio of values between 0 and 255. The brightness of the lamp light may be realized according to the magnitude of the applied current.

In some embodiments, the detecting unit 141 of the present invention includes a temperature sensor 1411 disposed inside the storage space for detecting a temperature of the storage space; the state information comprises a plurality of temperature information of the storage space; the light control information is preset with color information of the light realized by the light source 150 for each temperature information accordingly. Different temperatures within the drawer 115 may correspond to different colors, such as low temperature for blue and high temperature for red. In one embodiment, the light control information is preset to change the color information of the light from a warm color system to a cold color system according to a plurality of temperature information from a high temperature to a low temperature, and the color of the light is gradually changed, that is, the temperature inside the drawer 115 is gradually changed.

In some embodiments, the detecting unit 141 of the present invention includes an odor sensor 1412 disposed inside the storage space for detecting a gas component of the storage space; the state information comprises a plurality of gas information of the storage space; the light control information is preset with color information of the light realized by the light source 150 correspondingly to the gas information. The color of the light can be adjusted according to the change of the value of the odor sensor 1412 to achieve the effect of prompting the food spoilage condition, such as displaying green when the food in the drawer 115 is normal and displaying red when the food in the drawer 115 is rotten. In one embodiment, the odor sensor 1412 is configured to detect gas components emitted during the storage of food within the storage space during the sub-freshness period, during the expiration period; the state information comprises fresh-keeping period gas information, secondary fresh-keeping period gas information and past fresh-keeping period gas information; the light control information correspondingly presets the color information of light aiming at the fresh-keeping period gas information, the secondary fresh-keeping period gas information and the past fresh-keeping period gas information.

In some embodiments, the detecting unit 141 of the embodiment of the present invention includes a light sensor 1413, disposed outside the refrigerator 100, for detecting the brightness of the environment where the refrigerator 100 is located; the state information includes a plurality of brightness information of the environment in which the refrigerator 100 is located; the light control information is preset with color information and brightness information of the light realized by the light source 150 for each brightness information, respectively. The light source 150 can adjust the brightness of the light display according to the ambient brightness sensed by the light sensor 1413. When the ambient brightness is high, the high brightness of the corresponding lamplight is achieved. When the ambient brightness is low, the corresponding lamp light has low brightness. When the ambient brightness is extremely low, for example, at night, the light is displayed with extremely low brightness, and the color of the light can be set to yellow and white light to be used as a small night light.

In some embodiments, the detecting unit 141 of the present invention includes a pickup sensor 1414, disposed outside the refrigerator 100, for detecting sounds of an environment in which the refrigerator 100 is located; the state information includes sound information of the environment in which the refrigerator 100 is located; the light control information is preset with color information and brightness information of the light realized by the light source 150 for each sound information, respectively. When the sound of the surrounding environment of the refrigerator 100 is changed, such as when music is played, etc., the light is rhythmically changed according to the tones.

In some embodiments, the detection unit 141 of the present invention includes a door switch detection sensor 1415 for detecting the open/close condition of the drawer 115; the status information includes opening and closing information of the drawer 115; the light control information is preset with color information and brightness information of the light realized by the light source 150 for the on/off information. When the drawer 115 breaks down, for example, the door of the drawer 115 is not closed tightly, the light can flash red light with a certain frequency to remind the user.

It is understood that one or more of the aforementioned detection units 141 may be provided for the same drawer 115, each detection unit 141 may be provided with a respective light source 150, and a plurality of detection units 141 may share one or more light sources 150.

The drawer 115 of the embodiment of the present invention further includes: a light function selection unit 144 and a detection unit controller 145. The light function selecting unit 144 is provided to a main control display panel or a mobile terminal 147 of the refrigerator 100 for selecting predetermined functions implemented by light change, each of which is associated with one or more detecting units 141. The detection unit controller 145 is configured to control one or more detection units 141 associated therewith based on the function selected by the light function selection unit 144. Based on the light function selection unit 144, the user can control the different detection units 141 to be turned on or off as desired. In some embodiments, the light function selecting unit 144 is provided to the mobile terminal 147. The drawer 115 further includes a wireless communication unit provided in the front panel assembly 140 for performing wireless communication with the mobile terminal 147 and receiving the function selected by the light function selecting unit 144.

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. The assembly method of the front panel assembly of the drawer of a refrigerator, the said front panel assembly includes body of the front panel, light-emitting mechanism and support frame, wherein the said front panel body includes front end plate, back end plate, first side cover plate, second side cover plate and upper cover mechanism, the said light-emitting mechanism includes light source, light conductor and reflectance coating; the method comprises the following steps:

assembling the light guide body, the reflecting film and the support frame to obtain a first assembly, wherein the light guide body is provided with a horizontal plane, an inclined plane and a vertical plane, the support frame comprises a first support part with an inclined structure matched with the inclined plane, and the reflecting film is arranged obliquely below the inclined plane or obliquely above the inclined structure of the first support part;

b, respectively installing the first side cover plate and the second side cover plate at the left end and the right end of the assembled first assembly to obtain a second assembly; and

respectively installing the front end plate and the rear end plate on the front side and the rear side of the assembled second assembly and installing the upper cover mechanism on the top of the assembled second assembly to obtain a front panel assembly of the drawer of the refrigerator, wherein the front end plate is vertically arranged and comprises a light-transmitting plate;

wherein the light source is arranged above the horizontal plane of the light guide body, the light source may be arranged in any one of step A, step B, and step C, and

the horizontal distance between the inclined plane and the light-transmitting plate is gradually increased from the bottom edge to the top edge of the inclined plane, light emitted by the light source is vertically downwards transmitted by the light guide body to reach the inclined plane, then is horizontally forwards reflected by the reflecting film and then is emitted from the light-transmitting plate, and therefore the visual layering is brought by the fact that the longitudinal depth difference is generated by the inclined plane structure.

2. The assembling method according to claim 1, wherein a side opening is opened in the first side cover plate and/or the second side cover plate at a position corresponding to a position where the light source is arranged on the light guide body, and the light source is arranged on the light guide body through the side opening.

3. The assembly method of claim 1, wherein the assembly of the first assembly further comprises:

the inclined surface is supported by the first support portion.

4. The assembly method according to claim 3, wherein the light guide further has a horizontally disposed first connecting portion located above the inclined surface, and the support frame further includes a second support portion located above the first support portion; the assembling of the first component further comprises:

fixing the second support part and the first connection part;

wherein the light source is arranged in the accommodating space.

5. The assembly method of claim 4, the assembly of the first component further comprising:

and a light homogenizing plate and a heat radiating piece are arranged in the accommodating space, a light source placing area is defined between the heat radiating piece and the upper surfaces of the light homogenizing plate and the light guide body, and the light source is arranged at the light source placing area.

6. The assembly method according to claim 4, wherein the light guide further has a second coupling portion vertically disposed above the first coupling portion, and the support frame further includes a third support portion above the second support portion; the assembling of the first component further comprises:

fixing the second connection part and the third support part.

7. The assembling method according to claim 6, wherein the first side cover plate and the second side cover plate respectively have side cover plate bodies arranged in parallel and side cover plate extensions formed by extending from the side cover plate body on one side toward the side cover plate body on the opposite side; the assembling of the second component further comprises:

fixing the side cover plate extension and the third support part.

8. The assembly method of claim 3, wherein the front panel assembly further comprises a lower molding having a groove opening forward and downward; prior to step B, the method of assembly further comprises:

and installing and fixing the lower decorative strip obliquely below the first supporting part, so that at least one part of the first supporting part and the lower decorative strip jointly form the bottom of the front panel assembly, and the first supporting part and the groove of the lower decorative strip jointly define a handle part with a downward opening.

9. The method of assembling of claim 8, wherein step C further comprises:

installing the rear end plate on the rear side of the assembled second assembly, wherein the bottom of the rear end plate is fixed with the lower decorative strip, two side edges of the rear end plate are respectively fixed with the first side cover plate and the second side cover plate, and the top of the rear end plate is positioned between the first side cover plate and the second side cover plate;

mounting the upper cover mechanism on top of the first side cover plate, the second side cover plate and the rear end plate; and

and the front end plate is arranged on the front sides of the first side cover plate, the second side cover plate and the upper cover mechanism.

10. The assembly method of claim 9, wherein the upper cover mechanism has an upper cover plate and an upper cover bracket; the mounting of the cover mechanism further comprises:

mounting the upper cover bracket on top of the first side cover plate, the second side cover plate and the rear end plate;

a touch pad is arranged below the touch area of the upper cover plate; and

11. A method of assembling a drawer of a refrigerator, comprising:

assembling a front panel assembly according to the assembly method of any one of claims 1-10;