Search

CN-122015405-A - Household refrigeration appliance with interior lighting and method for producing the same

CN122015405ACN 122015405 ACN122015405 ACN 122015405ACN-122015405-A

Abstract

The present invention relates to a household refrigeration appliance and a method for manufacturing a household refrigeration appliance. The household refrigerator comprises an insulating body with an inner container which delimits a coolable inner space, a refrigerating device for cooling the inner space, a door leaf for closing the inner space, and an inner space lighting device for lighting the inner space. The interior space comprises two side walls and a rear wall, and the interior space lighting device comprises an at least translucent cover member, a planar light conductor having a first surface facing the interior container and a second surface facing the cover member, and lighting means coupling light into the planar light conductor and subsequently out of the second surface. The interior space lighting comprises a carrier plate, whereby the carrier plate comprises a frame to which the cover is fixed, fixed on the rear wall on the surface of the inner container facing the interior space. The planar light conductor rests with a first surface on the surface of the carrier plate facing away from the inner container, the planar light conductor being clamped between the cover and the carrier plate.

Inventors

  • A. WEBER
  • T. MAYER
  • A. Hillsbolts

Assignees

  • BSH家用电器有限公司

Dates

Publication Date
20260512
Application Date
20190416
Priority Date
20180416

Claims (11)

  1. 1. A domestic refrigeration appliance having: -an insulating body (2) having an inner container (3) delimiting a coolable interior space (4) provided for storing food, A refrigerating device (9) for cooling the coolable interior space (4), -A door leaf (5) for closing the coolable interior space (4), and An interior space lighting device (20) for at least partially illuminating the coolable interior space (4), Wherein the coolable interior (4) comprises two side walls (4 a) and a rear wall (4 b), the surfaces of the side walls and the rear wall facing the coolable interior (4) being formed by the inner container (3), and The interior space lighting (20) includes: at least a translucent cover (21), -A planar light conductor (22) having a first surface (22 a) facing the inner container (3) and a second surface (22 b) facing the cover (21), and At least one lighting device which couples light of the lighting device into the planar light guide (22) such that the planar light guide (22) is able to couple the light out of the second surface (22 b) of the planar light guide, It is characterized in that the method comprises the steps of, The interior lighting (20) has a carrier plate (25) by means of which the interior lighting (20) is fastened on the rear wall (4 b) on the surface of the inner container (3) facing the coolable interior (4), and the carrier plate comprises a frame (26) on which the cover (21) is fastened, and The planar light guide (22) rests with its first surface (22 a) on the surface of the carrier plate (25) facing away from the inner container (3), so that the planar light guide (22) is clamped between the cover (21) and the carrier plate (25).
  2. 2. The domestic refrigeration appliance according to claim 1, It is characterized in that the method comprises the steps of, The cover (21) is fixed to the frame (26) of the carrier plate (25) by means of an adhesive (27), and The frame (26) comprises at least one first channel (26 a) in which the adhesive (27) is arranged for fixing the cover (21) to the frame (26).
  3. 3. The domestic refrigeration appliance according to claim 2, It is characterized in that the method comprises the steps of, The frame (26) comprises at least one second channel (26) arranged to receive excess adhesive which is pressed from the first channel (26 a) into the second channel (26 b) during the fixing of the cover (21) to the frame (26).
  4. 4. A household refrigeration appliance according to any one of claims 1 to 3, It is characterized in that the method comprises the steps of, Is provided with at least one compartment (6) which is arranged in the coolable interior (4) and is provided for placing food, and a holding device (12) which is fastened to the rear wall (4 b) and is provided for fastening the at least one compartment (6), Wherein the carrier plate (25), the planar light conductor (22) and the cover (21) each comprise a corresponding opening (28) through which the holding device (12) protrudes.
  5. 5. The domestic refrigeration appliance according to claim 4, It is characterized in that the method comprises the steps of, The carrier plate (25) comprises a lifting wall (28 a) in the region of its opening (28), said lifting wall having an edge on which the cover (21) is placed, in particular adhesively.
  6. 6. A household refrigeration appliance according to any one of claims 1 to 4, It is characterized in that the method comprises the steps of, Is provided with an air channel extending at least partially inside the rear wall (4 b) and coupled with the refrigerating device (9), which air channel ends with a channel opening (11) in the coolable interior space (4), Wherein the carrier plate (25), the planar light conductor (22) and the cover (21) each comprise a further opening (29) corresponding to the passage opening (11), so that air cooled by the refrigerating device (9) can reach into the coolable interior (4) via the air passage, via the passage opening (11) of the air passage and via the further opening (29).
  7. 7. The domestic refrigeration appliance according to claim 6, It is characterized in that the method comprises the steps of, The carrier plate (25) comprises a lifting wall (29 a) in the region of its further opening (29), said lifting wall having an edge on which the cover (21) is placed, in particular adhesively.
  8. 8. The household refrigeration appliance according to any one of claims 1 to 7, It is characterized in that the method comprises the steps of, The interior lighting (20) has a first circuit board (23) with a plurality of LEDs arranged next to one another as lighting means, The carrier plate (25) has a first channel (25 a), in which the first circuit board (23) is arranged together with the LEDs of the first circuit board, and The first channel (23) is arranged on the carrier plate (25) such that the LEDs of the first circuit board (23) can couple the light of the LEDs into the first side of the planar light guide (22).
  9. 9. The domestic refrigeration appliance according to claim 8, It is characterized in that the method comprises the steps of, The first circuit board (23) is connected to a cable (30) for at least indirectly connecting the LEDs of the first circuit board (23), the first channel (25 a) is delimited at one end thereof by a wall of the carrier plate (25) and is open at the other end thereof, the cable (30) is guided through the open end (32) of the first channel (25 a), and the interior lighting device (20) comprises a sealing plug (34) which closes the open end (32) of the first channel (25 a), and/or The cover (21) comprises a translucent region (37) through which light coupled out by the planar light conductor (22) can at least partially pass, and the cover comprises a region (36) bordering the translucent region (37), which is impermeable to light, and which extends as far as the edge of the cover (21), and which completely covers the LEDs of the first circuit board (23).
  10. 10. A method for manufacturing a domestic refrigeration appliance according to any of claims 1 to 9, the method having the following method steps: -arranging the planar light conductor (22) onto the carrier plate (25) such that the planar light conductor (22) rests with its first surface (22 a) on a surface of the carrier plate (25) facing away from the inner container (3), -Fixing the cover (21) to the edge (26) of the carrier plate (25) such that the planar light guide (22) is clamped between the cover (21) and the carrier plate (25), and -Fixing the interior lighting (20) on the rear wall (4 b) such that the carrier plate (25) is fixed on the surface of the inner container (3) facing the coolable interior (4).
  11. 11. The method of claim 10, in which the frame (26) comprises at least one first channel (26 a) and at least one second channel (26 b), and The fixing of the cover (21) to the edge of the carrier plate (25) comprises the following method steps: -arranging an adhesive (27) into said first channel (26 a), -Pressing the cover (21) against the frame (26) for adhering the cover (21) to the frame (26) for fixation, wherein the pressing of the cover (21) against the frame (26) is particularly so long until the adhesive (27) is completely hardened, and -Receiving, by means of the second channel (26 b), an excess of adhesive which is pressed from the first channel (26 a) into the second channel (26 b) during the fixing of the cover (21) on the frame (26).

Description

Household refrigeration appliance with interior lighting and method for producing the same The present application is a divisional application of an application patent application of which the application date is 2019, 04, 16, 201910302926.9 and the application name is "household refrigerator with an interior space lighting device and a manufacturing method thereof". Technical Field The present invention relates to a household refrigeration appliance having an interior lighting and to a method for producing a household refrigeration appliance. Background A household refrigeration appliance generally comprises an insulated body having an inner container defining a coolable interior space provided for storing food, a refrigeration appliance for cooling the coolable interior space, and an insulated door leaf closing the coolable interior space in a closed condition and making it accessible in an open condition. The domestic refrigeration appliance may also comprise an interior space lighting device which at least partially illuminates the coolable interior space at least with the door leaf open. From US 7,736,010 B2 a back wall lighting device for a refrigeration appliance is known, said back wall lighting device having a cover (Abdeckung) for an air channel arranged on the back wall, the air channel having an air outlet. The cover is provided with a region which is free towards the coolable interior space. LEDs are located on the side surfaces of the free areas, which backlight the transparent cover of this exposed area. DE 2014 209 A1 discloses a domestic refrigeration appliance having a planar (fl ä chenhaft) interior lighting which is fastened in a pocket-like depression in the rear wall of the coolable interior. The pocket recess may be embodied as a rear piece. The interior space lighting device includes an LED and a planar light conductor coupled to the LED such that light of the LED coupled into the light conductor radiates out of one of the surfaces of the light conductor in a planar manner. The interior space lighting device includes a cover member for covering the light conductor. A 3D effect film is arranged between the cover and the light guide. Disclosure of Invention The object of the present invention is to provide a further planar interior lighting for a domestic refrigerator. The object of the invention is achieved by a domestic refrigeration appliance comprising a heat-insulating body having an inner container which delimits a coolable inner space provided for storing food, a refrigeration device for cooling the coolable inner space, a door leaf for closing the coolable inner space, and an inner space lighting device for at least partially illuminating the coolable inner space, wherein the coolable inner space comprises two side walls and a rear wall, the surfaces of which facing the coolable inner space are formed by the inner container, and wherein the inner space lighting device comprises at least translucent cover parts, a planar light conductor having a first surface facing the inner container and a second surface facing the cover parts, and at least one lighting device which optically couples the same into the planar light conductor, so that the planar light conductor is optically coupled out of the planar light conductor from the second surface thereof, wherein the inner space lighting device has a carrier plate, wherein the inner space lighting device is fastened to the inner space by means of the carrier plate on the rear wall, the surfaces facing the inner space lighting device faces the inner space frame and the planar light conductor, and the carrier plate is fastened to the planar light conductor, the surface of which faces the planar light conductor, and the planar light conductor is clamped to the planar light conductor. Another aspect of the invention relates to a method for manufacturing a domestic refrigeration appliance according to the invention, having the following method steps: arranging the planar light conductor onto the carrier plate such that the planar light conductor rests with its first surface on that surface of the carrier plate which faces away from the inner container, -Fixing the cover to the edge of the carrier plate such that the planar light conductor is clamped between the cover and the carrier plate, and -Fixing the interior space lighting means to the rear wall, whereby the carrier plate is fixed to that surface of the inner container which faces said coolable interior space. Accordingly, a household refrigeration appliance includes an insulated body having an inner container. The heat insulating body comprises, in particular, a heat insulating foam as a heat insulating part. The coolable interior space includes two side walls and the rear wall, wherein those surfaces of the side walls and the rear wall that face the coolable interior space constitute an interior container. The household refrigeration appliance comprises a door leaf which closes the c