CN101968297A - Refrigerator - Google Patents

Refrigerator Download PDF

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Publication number
CN101968297A
CN101968297A CN2010101155694A CN201010115569A CN101968297A CN 101968297 A CN101968297 A CN 101968297A CN 2010101155694 A CN2010101155694 A CN 2010101155694A CN 201010115569 A CN201010115569 A CN 201010115569A CN 101968297 A CN101968297 A CN 101968297A
Authority
CN
China
Prior art keywords
case
shelf
mentioned
light emitting
refrigerating chamber
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN2010101155694A
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Chinese (zh)
Other versions
CN101968297B (en
Inventor
渡边浩俊
本多秀行
芦田诚
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hitachi Global Life Solutions Inc
Original Assignee
Hitachi Appliances Inc
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Filing date
Publication date
Application filed by Hitachi Appliances Inc filed Critical Hitachi Appliances Inc
Publication of CN101968297A publication Critical patent/CN101968297A/en
Application granted granted Critical
Publication of CN101968297B publication Critical patent/CN101968297B/en
Expired - Fee Related legal-status Critical Current
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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25DREFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D27/00Lighting arrangements
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V19/00Fastening of light sources or lamp holders
    • F21V19/001Fastening of light sources or lamp holders the light sources being semiconductors devices, e.g. LEDs
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V7/00Reflectors for light sources
    • F21V7/0008Reflectors for light sources providing for indirect lighting
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25DREFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D23/00General constructional features
    • F25D23/06Walls
    • F25D23/065Details
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25DREFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D25/00Charging, supporting, and discharging the articles to be cooled
    • F25D25/02Charging, supporting, and discharging the articles to be cooled by shelves

Abstract

An objective of the invention is to provide a refrigerator capable of implementing the uniformity of the illumination intensity in the refrigerator and improving the visibility. The invention is characterized by comprising a cold storage room formed in a refrigerator main body; a door for opening and closing an opening at the front of the cold storage room; a plurality of door pockets capable of accommodating food arranged in the vertical direction at the inner side of the cold storage room of the door; a plurality of shelf boards in the refrigerator capable of placing food arranged in the vertical direction of the cold storage room; a plurality of luminous diodes arranged at the front column and rear column in the depth direction at the upper part of the cold storage room; reflection parts arranged at the rear part of the cold storage room and behind the shelf boards in the refrigerator, wherein, the front column of luminous diodes are arranged above the clearance between the front ends of the shelf boards in the refrigerator and the end faces of the door pockets or at the position closer to the front than the clearance, the rear column of the luminous diodes are arranged at the position with the rear ends of the shelf boards at the uppermost layer in the refrigerator contained in the irradiation angles of the luminous diodes, the widths of the reflection parts are smaller than the widths of the configured luminous diodes.

Description

Refrigerator
Technical field
The present invention relates to refrigerator.
Background technology
In the past, the refrigerating chamber volume as storage space that is provided with in refrigerator was big and frequency of utilization is high, so was the observability of the interior whole zone of bright irradiation refrigerating chamber with the raising user, and disperseed to be provided with a plurality of case interior lighting devices.But, in this structure, be disadvantageous, and cost increases from the power saving aspect.
So, in refrigerator in recent years, adopt little light emitting diode (the Light EmittingDiode of power consumption.Hereinafter referred to as LED) be used as the case interior lighting device.
Put down in writing following structure in documents 1, ceiling possesses the lighting device that is made of LED in case, and the back side possesses metal coldplates such as aluminium in case.According to this structure, can improve the cooling effect in the case, and mirror finish is carried out on the surface of coldplate, the light that lighting device is emitted reflexes to whole zone in the case and improves illuminating effect.
Documents 1: TOHKEMY 2009-47360 communique
But the structure of record is in the documents 1: lighting device is positioned at the central authorities of the width of case ceiling face, and with the roughly whole width range at coldplate back side in case of the roughly the same width of lighting device in be provided with.In addition, though light emitting diode is compared the directive property height of light with bulb in the past, irradiating angle is narrow.Therefore, there is the problem that can not evenly illuminate integral body in the case with a small amount of LED.
In addition, the occasion of the food that place at the two ends, the left and right sides of the dividing plate in being located at case, illumination is to above it and side.On the other hand, near the occasion of the food of in case, placing the central authorities of shelf, light only shines above it.Therefore, the food of both sides was compared the problem that visually seems darker in existence was positioned over the food of central authorities in the case and is positioned over case.
In addition, the whole width at the back side is installed coldplate in case, and the occasion that forwards reflects of the light that will rearward shine, in the case in two ends and the case illumination of central authorities increase equably.Therefore, the result exists the interior central authorities of case visually to feel very dark problem.
Summary of the invention
In view of the above problems, the objective of the invention is illumination in the accomplished case evenly and improve the refrigerator of observability.
For addressing the above problem, the invention is characterized in to possess: the refrigerating chamber that is formed at refrigerator main body; Open and close the door of the front openings of this refrigerating chamber; On above-below direction, be provided with a plurality of in this refrigerating chamber inboard and hold the door pocket of food; On the above-below direction of above-mentioned refrigerating chamber, be provided with a plurality of and place shelf in the case of food; On the depth direction above in above-mentioned refrigerating chamber in the prostatitis and a plurality of light emitting diode of rank rear configuration; And the reflection part that the rear of shelf is provided with in the rear of above-mentioned refrigerating chamber and above-mentioned case, the light emitting diode in above-mentioned prostatitis is arranged to be positioned at the forward end of above-mentioned case shelf with the top in the gap of the end face of above-mentioned door pocket or than position more on the front, this gap, the back square end that the light emitting diode of above-mentioned rank rear is arranged on shelf in the above-mentioned case of the superiors is included in the position in the illumination angle of this light emitting diode, and the width of above-mentioned reflection part is littler than the width of a plurality of above-mentioned light emitting diodes of configuration.
In addition, it is characterized in that direction tilts and is provided with the light emitting diode of above-mentioned rank rear towards the rear and above above-mentioned refrigerating chamber.
In addition, it is characterized in that, possess: the refrigerating chamber that is formed at refrigerator main body; Open and close the door of the front openings of this refrigerating chamber; A plurality of door pockets is set on this above-below direction; Shelf in a plurality of casees is set in above-mentioned refrigerating chamber; And the light emitting diode that multiple row is set on fore-and-aft direction above in above-mentioned refrigerating chamber, the prostatitis of above-mentioned light emitting diode is positioned at the front end position more on the front than above-mentioned case shelf, and the rank rear of above-mentioned light emitting diode is positioned at the top of above-mentioned case shelf and makes the back square end of the above-mentioned case shelf of the superiors be included in the illumination angle of this light emitting diode.
The present invention has following effect.
The present invention can accomplished case in illumination evenly and improve the refrigerator of observability.
Description of drawings
Fig. 1 is the front view of the refrigerator of the embodiment of the invention 1.
Fig. 2 is the figure that removes the door of refrigerator among Fig. 1, is the figure of range of exposures of the width of expression case interior lighting device.
Fig. 3 is the A-A longitudinal section of Fig. 1, is the figure of range of exposures of the depth direction of expression case interior lighting device.
Fig. 4 is the major part sectional view of the refrigerator of the embodiment of the invention 2.
Fig. 5 is the key diagram of light-emitting substrate that constitutes the case interior lighting device of the embodiment of the invention 3.
Fig. 6 is the key diagram of light-emitting substrate that constitutes the case interior lighting device of the embodiment of the invention 4.
Fig. 7 is the figure of installation constitution of the installation base plate of the explanation embodiment of the invention 5.
Fig. 8 removes irradiation lid from case interior lighting device shown in Figure 7, and the figure that observes from the arrow P direction.
Fig. 9 is the figure of the detailed construction of expression elastic claw shown in Figure 7.
Among the figure:
The 1-refrigerator main body; The 2-refrigerating chamber; 6a-left side refrigerating-chamber door; 6b-right side refrigerating-chamber door; Shelf in the 10-case; 11-door pocket; 12-refrigerating chamber plate; 13,14a-cold air blow-off outlet; The 14-reflection part; 15-case interior lighting device; The 16-light emitting diode; The 16a-prostatitis; The 16b-rank rear; 17a-prostatitis installation base plate; 17b-rank rear installation base plate; The 18-lid; 19-ceiling face; The 20-heat-insulating material; 21-substrate accommodation section; 21a-ceiling face; 22-rear side elastic claw; The 22a-suspension part; The 23-maintaining part; The 24-peristome; Side-connector before the 25-; Side-connector behind the 26-; The 27-power line; 28-line outlet; 29-front side elastic claw.
The specific embodiment
Embodiments of the invention are described with reference to the accompanying drawings.
Embodiment 1
Fig. 1 is the front view of the refrigerator of the embodiment of the invention 1.Fig. 2 is the figure that removes the door of refrigerator among Fig. 1, is the figure of range of exposures of the width of expression case interior lighting device.Fig. 3 is the A-A longitudinal section of Fig. 1, is the figure of range of exposures of the depth direction of expression case interior lighting device.
In from Fig. 1 to Fig. 3, refrigerator main body 1 has refrigerating chamber 2, second refrigerating chamber 3, refrigerating chamber 4 and vegetable compartment 5 from top to bottom.In the front openings of refrigerating chamber 2, possess left side refrigerating-chamber door 6a and right side refrigerating-chamber door 6b, constitute by rotating the French both shoulders door that opens and closes refrigerating chamber 2 by means of pivot up and down respectively.In the front openings separately of second refrigerating chamber 3, refrigerating chamber 4 and vegetable compartment 5, possess and make each opening open and close freely second refrigerating chamber door 7, refrigerating chamber door 8 and vegetable compartment door 9.Have, second refrigerating chamber door 7, refrigerating chamber door 8 and vegetable compartment door 9 are the drawer type doors that move forward and backward again.
Be provided with on the above-below direction in refrigerating chamber 2 that shelf 10 is made of transparent resin material in the case of multilayer.Thus, food not being held when being placed in the case on the shelf 10, the light of following case intraoral illumination is seen through from the face direction that faces down.
In refrigerating chamber 2 sides of left side refrigerating-chamber door 6a and right side refrigerating-chamber door 6b, multi-layer door pocket 11 is set on above-below direction in the mode relative with shelf 10 in the case.This pocket 11 also is made of transparent resin material, and the light of following case intraoral illumination is seen through to the another side from a side.
Mark G shown in Figure 3 is illustrated in a shelf front end 10a and a gap that a pocket end face 11a upward is provided with in the case.This clearance G is to meet shelf front end 10a in the case and the gap that is provided with in order to prevent at the situation Xiamen pocket 11 that opens and closes left side refrigerating-chamber door 6a and right side refrigerating-chamber door 6b and the contents this pocket 11 in (jar or bottle etc.).
Secondly, the back side in the case of refrigerating chamber 2 possesses to utilize the cold air that imports refrigerating chamber 2 to come the mode in refrigerated compartment 2 whole zones to guide the refrigerating chamber plate 12 of cold air.As shown in Figure 3, refrigerating chamber plate 12 has a plurality of cold air blow-off outlets 13 on above-below direction.Thus, blow out cold air accordingly with the height of shelf 10 in each case, thereby can improve cooling effectiveness.
In the front of refrigerating chamber plate 12, be provided with reflection part 14.Reflection part 14 has cold air blow-off outlet 14a in the place corresponding with cold air blow-off outlet 13.This reflection part 14 is made of for example high materials of thermal conductivity such as laminal aluminium, stainless steel, resin.In addition, catoptrical effect is played on the surface of reflection part 14, and helps the cooling in the refrigerating chamber 2.And the size of the width of reflection part 14 is littler than the width dimensions of following case interior lighting device 15, is provided with in the two-layer scope near central authorities of the size of above-below direction shelf 10 in case.Under the situation of present embodiment, in the case of the second layer and the 3rd layer, in the scope of shelf 10, be positioned at the substantial middle of the width of case shelf 10.
Case interior lighting device 15 is made of installation base plate 17 that light emitting diode 16 is installed and lid 18 grades.This case interior lighting device 15 is installed in the ceiling face 19 that makes refrigerating chamber 2 recess to heat-insulating material 20 sides depression as shown in Figure 3.
Light emitting diode 16 disposes four with the 45mm spacing on installation base plate 17 on the horizontal cross direction of ceiling face 19, and configuration two is listed as on ceiling face 19 depth directions.That is, prostatitis 16a and rank rear 16b are provided with 8 altogether.
Have, light emitting diode 16 gets final product more than two row of configuration on the depth direction of the face of installation base plate 17, then is not particularly limited for the number that is provided with on the width of installation base plate 17 again.In addition, the illumination angle of the light emitting diode 16 of present embodiment is big, for example is about 120 degree.
The light emitting diode 16 of prostatitis 16a is mounted to relative with clearance G or is positioned at ratio gap G position more on the front, and is positioned at the inner and upper of refrigerating chamber 2 as shown in Figure 3.
The light emitting diode 16 of rank rear 16b is positioned at the top of case shelf 10, and directly light is carried at the rear portion of shelf 10 in the case of topmost.In other words, for the light of the light emitting diode 16 that makes illumination angle 120 degree arrives the rear portion of shelf 10 in the case, the depth size of shelf 10 becomes problem in the position of the light emitting diode 16 of rank rear 16b or the case.In the present embodiment, the position relation of the light emitting diode 16 of the depth size of shelf 10 and rank rear 16b side is arranged to make light suitably to shine the rearmost end of shelf 10 in the case in the illumination angle of light emitting diode 16, the case.
More than be illustrated with the example that utilizes the depth direction of shelf 10 in the case interior lighting device 15 irradiation casees, the example of the left and right directions of shelf 10 in the irradiation case is described below with reference to Fig. 2.
The width W of the refrigerator of present embodiment is of a size of more than the 650mm, and depth D is of a size of more than the 600mm.So, be shelf 10 whole zones in the case that makes the light arrival the superiors, as shown in Figure 2, case interior lighting device 15 constitutes, width (being configured on the installation base plate 17 with the 45mm spacing on the horizontal cross direction of ceiling face 19) with afore mentioned rules arrives each end of the width of shelf 10 in the case from the light of light emitting diode 16 irradiation at two ends.Thus, light also can arrive the food that place at shelf 10 two ends in the case of the superiors, thereby can improve observability.
Secondly, describe for the example that is radiated in the case food that the number formulary second layer on the shelf 10, the 3rd layer inboard hold.
In refrigerator in the past, cover the light of case intraoral illumination by food on the shelf 10 in the case that is placed on the superiors and the food that is placed on the place ahead of shelf in the second layer, the 3rd layer the case.So, the rear deepening of shelf in the case, the possibility that exists observability to descend.In addition, the back (from the front of refrigerating chamber) of the food that shelf holds in the second layer, the 3rd layer case be illumination less than the place, the inboard deepening in the case.
So in the present embodiment, case interior lighting device 15 is located on the ceiling face 19, light is radiated near the central food that is positioned over shelf 10 in the case from last direction.On the other hand, the food that place the left and right sides of shelf 10 in case not only from the top, but also is penetrated by illumination from the side, so visually be easier to see than the food that is positioned over central authorities.
In addition, the occasion of the refrigerator of present embodiment is not received food by the light of case interior lighting device 15 irradiation and interdicts fully, between food, arrives and is arranged at the second layer, the 3rd layer the reflection part 14 of inboard.The light that has arrived by reflection part 14 reflection in the case rear side shine and be positioned over the second layer, the 3rd layer the food of inboard.
That is,,, improve observability so shine food integral body owing to also shine from the back that holds food according to present embodiment.Thus, can prevent that the user from forgetting the food that the inboard of shelf 10 in the second layer, the 3rd layer case holds, and help lend some impetus to the utilization of foodstuff storing.
In addition, the size of the width of reflection part 14 is littler than the size of the width of case interior lighting device 15.This be because, when the width dimensions that makes reflection part 14 and case interior lighting device 15 equated, the light that is shone was made in the case bright equably by the whole width reflection of reflection part 14, visually central portion seems darker in the case.
Promptly, utilization is near the light (about 120 degree of illumination angle) of case interior lighting device 15 irradiations the central authorities of the width that is arranged on ceiling in the case, for the food of the left and right sides of shelf in being placed on case 10, mainly from oblique upper shine this food above and a side.Relative with it, near the food the central authorities of shelf in being placed on case 10, above light mainly shines directly over roughly.Therefore, be placed on case in the food of the left and right sides of shelf 10 compare, near the food that is placed on the central authorities visually seems darker.
In the present embodiment, littler by the width dimensions that makes reflection part 14 than the width dimensions of case interior lighting device 15, thus will be positioned near the food of central authorities of shelf 10 in the case by the main cover of light of reflection part 14 reflections.Thereby near the food in the case central authorities of shelf 10 is also penetrated by illumination from the rear not only from the top, the brightness of the food that approaches to place in the left and right sides (from the top and side penetrated by illumination).That is, the food by central authorities' placement of shelf 10 is even with the brightness of the food of the left and right sides either side placement of shelf 10 in case in case, and the user visually is easy to see.
Secondly, the example that is contained in the food of the place ahead of shelf 10 in the case and door pocket 11 for irradiation describes.The light emitting diode 16 that is positioned at the prostatitis 16a of case interior lighting device 15 be positioned at clearance G directly over or ratio gap G position on the front.In case the place ahead of shelf 10 and the food that holds of door pocket 11 by near the clearance G from above have directive property downwards and the illumination of the light emitting diode 16 propagated is penetrated.That is, in the case of the part irradiation topmost of the light of light emitting diode 16 irradiation the door pocket 11 of the place ahead of shelf 10 and topmost hold food, remaining smooth former state is propagated downwards.Then, in the case of the irradiation second layer door pocket 11 of the place ahead of shelf 10 and the second layer hold food, follow remaining light and propagate downwards.Then, shine the place ahead of shelf 10 in the 3rd layer the case and the 3rd layer door pocket 11 hold food.
Refrigerator about constituting as mentioned above describes the illumination that is placed on the food of shelf 10 in the case.Be blown out to the cold air refrigerated compartment 2 interior whole zones of refrigerating chamber 2.In addition, reflection part 14 cools off indirectly and is positioned at reflection part 14 food on every side.Have, reflection part 14 relatively is cooled to low temperature by the cold air of refrigerated compartment 2 and other again.On the other hand, when opening wide left side refrigerating-chamber door 6a or right side refrigerating-chamber door 6b, case interior lighting device 15 is lighted.And case interior lighting device 15 plays a role to illuminate the whole zone in the refrigerating chamber 2.
The rear portion of shelf 10 the superiors and the two side ends of width in the light direct irradiation case that sends from the light emitting diode 16 of the rank rear 16b that constitutes case interior lighting device 15.And by the second layer that is positioned at case shelf 10, the 3rd layer reflection part 14 reflection at rear, rear side is also shone food indirectly in the case.Have, the light emitting diode 16 of prostatitis 16a is through the place ahead and door pocket 11 irradiates lights of clearance G shelf 10 in case again.Thus, case interior lighting device 15 illuminates refrigerating chamber 2 whole zones, makes the user can recognize the position that holds food.
The position of the above-below direction of reflection part 14 is positioned at the second layer, the 3rd layer the rear of case shelf 10.Have, shelf 10 in desirable nowel again, and the occasion of the refrigerator of user's energy free adjustment setting height(from bottom), move downwards by the installation site of shelf 10 in the case that makes the superiors, and make reflection part 14 be positioned at the rear of the case shelf 10 of the superiors.
As mentioned above, present embodiment certainly, particularly also shines shelf 10 rears in refrigerator top, the case, the interior back side of case etc. well by not only shining the place ahead of shelf 10 in door pocket 11 and the case well, and make the placement location of holding food obvious, thereby improve observability.Embodiment 2
Fig. 4 is the major part sectional view of the refrigerator of the embodiment of the invention 2.The light emitting diode 16 of the rank rear 16b of the installation base plate 17 of formation case interior lighting device 15 tiltedly is provided with towards the rear and to heat-insulating material 20 inclinations, with the rear portion of shelf 10 in the case of the irradiation the superiors.Thus, the light of light emitting diode 16 with 120 degree illumination angles are easy to arrive the rear portion of shelf 10 in the case of the superiors.
When becoming the refrigerator that constitutes as mentioned above, the light that is sent by light emitting diode 16 shines on the rear portion of shelf 10 in the case with the amount (L1 size quantity shown in Figure 4) that installation base plate 17 tilts.Thus, the observability of holding food on the shelf 10 improves in the case.
As mentioned above,, more after a little while, can not be received food and block in the amount of holding food according to the refrigerator of embodiment 2, can illuminate effectively refrigerating chamber 2 deep, the superiors rear hold food.Embodiment 3
Fig. 5 is the key diagram of light-emitting substrate that constitutes the case interior lighting device of the embodiment of the invention 3.Installation base plate 17 makes that light emitting diode 16 back side direction in case of rank rear 16b tilts among the light emitting diode 16 of prostatitis 16a, rank rear 16b.
When becoming as mentioned above the refrigerator that constitutes, the rear of shelf 10 in the amount irradiation case that the light that is sent by light emitting diode 16 tilts with the light emitting diode 16 of rank rear 16b.Thus, the observability of holding food on the shelf 10 improves in the case.Embodiment 4
Fig. 6 is the key diagram of light-emitting substrate that constitutes the case interior lighting device of the embodiment of the invention 4.Installation base plate 17 is substrates that installation base plate 17 front and back are cut apart.And, make light emitting diode 16 side direction heat-insulating materials 20 inclinations back side direction tiltedly and in case of the rank rear 16b of the installation base plate of having cut apart 17.
Perhaps, do not cut apart installation base plate 17, and installation base plate 17 is bent to roughly L font, light emitting diode 16 side direction heat-insulating materials 20 inclinations that make rank rear 16b back side direction tiltedly and in case.
As mentioned above, according to embodiment 4, can make enough light arrive the rear of refrigerating chamber 2, and can carry out the case intraoral illumination the food that holds of refrigerating chamber 2 integral body.Embodiment 5
Fig. 7 is the figure of installation constitution of the installation base plate of the explanation embodiment of the invention 5.Fig. 8 removes irradiation lid from case interior lighting device shown in Figure 7, and the figure that observes from the arrow P direction.Fig. 9 is the figure of the detailed construction of expression elastic claw shown in Figure 7.Present embodiment and other embodiment are same, and case interior lighting device 15 has light emitting diode 16.
The substrate that light emitting diode 16 is installed is divided into two parts by front and back on the depth direction in case, have prostatitis installation base plate 17a and rank rear installation base plate 17b.Prostatitis installation base plate 17a and rank rear installation base plate 17b are provided with the light emitting diode 16 of a plurality of prostatitis 16a, rank rear 16b respectively.
Prostatitis installation base plate 17a and rank rear installation base plate 17b are fixing respectively by front side elastic claw 29 and rear side elastic claw 22 as the fastening member on the ceiling face 21a that is arranged on substrate accommodation section 21.Substrate accommodation section 21 is provided with in the case inboard and covers 18, and substrate accommodation section 21 is arranged in the recess that ceiling face 19 is formed to heat-insulating material 20 sides depression and imbeds.
Substrate accommodation section 21 has the size that prostatitis installation base plate 17a and rank rear installation base plate 17b can be installed, and in addition, in the space that forms making heat-insulating material 20 depression, installs in the mode that the part of substrate accommodation section 21 is embedded in.Have, the ceiling face 21a of this substrate accommodation section 21 constitutes ceiling face 19 almost parallels with refrigerating chamber 2 again.In addition, the size of this substrate accommodation section 21 is set to be divided into the required depth size L2 in whole zone in the two-part installation base plate 17 irradiation refrigerating chambers 2 as illustrating in the above-described embodiments.
Sometimes rear side elastic claw 22 and front side elastic claw 29 constitute with substrate accommodation section 21 one.Occasion in that one constitutes constitutes substrate accommodation section 21 with resin material, and can be shaped simultaneously rear side elastic claw 22 and front side elastic claw 29.As shown in Figure 9, rear side elastic claw 22 and front side elastic claw 29 have with prostatitis installation base plate 17a and rank rear installation base plate 17b remains on and the ceiling face 21a of substrate accommodation section 21 between maintaining part 23.In addition, this rear side elastic claw 22 has suspension part 22a at front end, and the prostatitis installation base plate 17a and the rank rear installation base plate 17b that prevent to be installed on the maintaining part 23 come off.Have, the suspension part 22a of rear side elastic claw 22 and front side elastic claw 29 is a fulcrum with base portion 22b as dotted line among Fig. 9, opens peristome 24, installation base plate 17 is inserted in the maintaining part 23 from arrow P 1 direction installs again.
As shown in Figure 8, this rear side elastic claw 22 and front side elastic claw 29 have at interval L1 with mutual peristome 24 and relative mode is provided with on substrate accommodation section 21.This interval L1 constitutes each width dimensions W greater than prostatitis installation base plate 17a and rank rear installation base plate 17b, and prostatitis installation base plate 17a and rank rear installation base plate 17b constitute the assembly and disassembly in maintaining part 23 by interval L1.
Be installed in that the size L3 between the shelf 10 is a significant dimensions in prostatitis installation base plate 17a on rear side elastic claw 22 and the front side elastic claw 29 and rank rear installation base plate 17b and the case.Promptly, when diminishing, the scope (size of depth direction, width) that the light emitting diode 16 on prostatitis installation base plate 17a and the rank rear installation base plate 17b can shine changes in L3 size shown in Figure 7 (distance in the case of the superiors between shelf 10 and the case interior lighting device 15).Therefore, by the installation of case interior lighting device 15, as not reducing the way that the L3 size is used, the occasion of present embodiment is imbedded heat-insulating material 20 sides with the part of substrate accommodation section 21, and the ceiling face 21a of substrate accommodation section 21 between maintaining part 23 is set.
In addition, be arrow P 1 direction by the direction of rank rear installation base plate 17b being inserted rear side elastic claw 22, can reduce the height dimension L4 (with reference to Fig. 9) of elastic claw.Promptly, with an installation base plate 17 from below insert the elastic claw of a pair of relative roughly L font and roughly the method between the elastic claw of the font of falling L, because the strain of elasticity of demand pawl, so must increase the L4 size, it is big that the height dimension of case interior lighting device 15 becomes.
In the present embodiment, prostatitis installation base plate 17a and rank rear installation base plate 17b become and insert roughly the rear side elastic claw 22 of L font and the structure of front side elastic claw 29 in the horizontal direction respectively, thereby the size that need not to increase the short transverse up and down of case interior lighting device 15 just can be installed.
Have again,, insert in the other direction with arrow P 1 though the direction of insertion of prostatitis installation base plate 17a does not illustrate.This is because front side elastic claw 29 is provided with on fore-and-aft direction symmetrically with rear side elastic claw 22.
In addition, even with rectangular installation base plate from the short dimension side of installation base plate to case insied width direction is slided structure between the elastic claw that is inserted into the elastic claw of a pair of opposing L font and the font of falling L, the size that also need not to increase the short transverse up and down of case interior lighting device 15 just can be installed.
In addition, as shown in Figure 7, front side elastic claw 29 and rear side elastic claw 22 are wholely set on the ceiling face 21a of substrate accommodation section in mutual peristome 24 relative modes.Between the peristome 24 of rear side elastic claw 22 and front side elastic claw 29, be provided with L1 at interval.In when assembling, utilize this interval L1, from front and back separately peristome 24 in the horizontal direction will prostatitis installation base plate 17a and rank rear installation base plate 17b insert in the maintaining part 23 and fix.In other words, L1 is bigger than each width dimensions W of prostatitis installation base plate 17a and rank rear installation base plate 17b at interval.
Here, the size L1 between rear side elastic claw 22 and the front side elastic claw 29 is big more, and then the range of exposures of light emitting diode 16 is big more.Therefore, rear side elastic claw 22 and front side elastic claw 29 consider that illumination angle is that 120 degree are arranged on the position that can obtain the maximum illumination scope in the depth size L2 of substrate accommodation section 21.
When left side refrigerating-chamber door 6a and right side refrigerating-chamber door 6b opened wide, prostatitis 16a mainly illuminated the front part of shelf 10 in the case.In addition, left side refrigerating-chamber door 6a, right side refrigerating-chamber door 6b are the clamshell doors of pair of right and left, if under a door closing state, door pocket 11 also is illuminated.Have, there is not the object of shield light in an occasion that door is closed in clamshell doors by clearance G (with reference to Fig. 7) again, can illuminate the quadrate part that descends most of whole layers in shelf 10 the place aheads and door pocket 11 in the case and refrigerating chamber 2.
Behind the assembling installation base plate 17, the lid 18 of the lower opening of covered substrate accommodation section 21 is provided with annular knurl (concaveconvex shape) on its surface in substrate accommodation section 21, thereby enlarges irradiating angle.
As mentioned above, installation base plate 17 is cut apart by front and back on the depth direction in case, is provided with four light emitting diodes 16 on the installation base plate 17a of prostatitis, in addition, also is provided with four light emitting diodes 16 on rank rear installation base plate 17b.
Different shown in this light emitting diode 16 and Fig. 4 wait are contained in the thickness of installation base plate 17.Have, the illumination angle of this light emitting diode 16 also is 120 degree again.
Preceding side-connector 25 by being located at prostatitis installation base plate 17a side and the back side-connector 26 that is located at rank rear installation base plate 17b side dispose in mode relative to each other, can shorten the length that connects the electric wire between the connector.In addition, by being connected by the 4P connector, as shown in Figure 8, an available circuit connects, and can eliminate wrong wire distribution etc.
Have, power line 27 is through the line of preceding side-connector 25 to prostatitis installation base plate 17a and rank rear installation base plate 17b power supply again.Power line 27 is from being located at line outlet 28 on the substrate accommodation section 21 by being drawn out in the substrate accommodation section 21 in the heat-insulating material 20.
In having the refrigerator of this structure, when opening the door of refrigerating chamber 2, in the case interior lighting device 15 illumination refrigerating chambers 2 as described below.That is, the light emitting diode 16 of rank rear 16b constitute in the case that can shine the superiors above the shelf 10 and two side ends above, so the light of light emitting diode 16 directly shines holding on the food of shelf 10 in the case that is contained in the superiors.
On the other hand, be located at reflection part 14 on the rear wall of refrigerating chamber 2 acts on the deep of shelf 10 in the case beyond the superiors as above-mentioned embodiment illumination.That is, when the light by 15 irradiations of case interior lighting device arrives reflection part 14, by the deep of shelf 10 in the case beyond reflection part 14 reflections and the illumination the superiors.Rank rear installation base plate 17b is installed in the position of playing this effect.
Have again, be provided with on the clearance G that the docking section of prostatitis installation base plate 17a shelf 10 in door pocket 11 and case is provided with, the place ahead of the light shelf 10 in clearance G irradiation door pocket 11 and case that sends by this prostatitis light emitting diode 16.
Like this, utilize the light emitting diode 16 be configured in prostatitis 16a, rank rear 16b, in refrigerating chamber 2,, also can illuminate refrigerating chamber 2 whole zones and improve observability even it is dark that the environment of refrigerator is set.
On the other hand, in the maintenance of prostatitis installation base plate 17a and rank rear installation base plate 17b, when safeguarding, take off from case interior lighting device 15 cover 18 after, at first, as an example, prostatitis installation base plate 17a is slided to the L1 direction, make suspension part 22a expansion and enlarged openings portion 24, prostatitis installation base plate 17a and rank rear installation base plate 17b are taken off from maintaining part 23.
Then, rank rear installation base plate 17b is similarly slided to the L1 direction, make suspension part 22a expansion and enlarged openings portion 24,17b takes off from maintaining part 23 with the rank rear installation base plate.
Have again, at this moment, take off preceding side-connector 25, back side-connector 26 from prostatitis installation base plate 17a and rank rear installation base plate 17b.
Because the present invention has the structure of above explanation, so can obtain following effect.Promptly, a plurality of door pockets are being set and the interval that has in the scope of docking section from the upper strata to the lower floor of shelf in a plurality of casees about 10~50mm is being set, and the ceiling face is provided with the case interior lighting device in case, two row light emitting diodes before and after being provided with on the installation base plate that constitutes this case interior lighting device, with shelf the place ahead in prostatitis irradiation door pocket and the case, with deep, shelf rear in the rank rear irradiation case.
According to this structure, shelf the place ahead naturally can be illuminated well in door pocket and the case, and particularly the refrigerator the superiors etc. also can be illuminated well, and the place that holds food is obvious, and it is easy that access food also becomes.
In addition, be 120 degree with the illumination angle of light emitting diode, and at the depth direction that can shine the shelf the superiors in the case, width, all the position in places is provided with the case interior lighting device.According to this structure, especially in the amount of holding food after a little while, the unable to take food product hinder and can effectively illuminate in the case of the refrigerating chamber the superiors the food that holds on the shelf.
In addition, the cold air road at the back side forms on the decorative panel of usefulness in being installed on case, setting has the metallic plate as reflecting plate of the width littler than the width dimensions of case interior lighting device, and the light that shines from light emitting diode utilizes reflecting plate to make light arrive the food in the deep of the case shelf that is positioned at second, third layer from the upper strata.
According to this structure, hinder and can not directly receive even the light of case interior lighting device is received food etc. from the top, but owing to can receive light indirectly from the rear through metallic plate, so there is not the situation of holding food of can't see.
In addition, be in the width of case interior lighting device as the width dimensions of the metallic plate of reflecting plate, longitudinal size is two layers of shelves below the size in the case.According to this structure, light is shone be positioned at the food that holds in place that the light from the top is difficult to arrive from the rear, can become the effective metallic plate using method that has appearance concurrently.
In addition, the installation base plate of the light emitting diode that rank rear is installed is tilted so that light arrives the refrigerating chamber rear, thereby light is easy to arrive the rear portion of the depth direction of the shelf the superiors in the case.According to this structure, particularly, can make enough light arrive the rear of refrigerating chamber, and can carry out the case intraoral illumination the food that holds of whole refrigerating chamber.

Claims (3)

1. a refrigerator is characterized in that,
Possess:
Be formed at the refrigerating chamber of refrigerator main body;
Open and close the door of the front openings of this refrigerating chamber;
On above-below direction, be provided with a plurality of in this refrigerating chamber inboard and hold the door pocket of food;
On the above-below direction of above-mentioned refrigerating chamber, be provided with a plurality of and place shelf in the case of food;
On the depth direction above in above-mentioned refrigerating chamber in the prostatitis and a plurality of light emitting diode of rank rear configuration; And
The reflection part that the rear of shelf is provided with in the rear of above-mentioned refrigerating chamber and above-mentioned case,
The light emitting diode in above-mentioned prostatitis is arranged to be positioned at the forward end of above-mentioned case shelf with the top in the gap of the end face of above-mentioned door pocket or than position more on the front, this gap,
The back square end that the light emitting diode of above-mentioned rank rear is arranged on shelf in the above-mentioned case of the superiors is included in the position in the illumination angle of this light emitting diode,
The width of above-mentioned reflection part is littler than the width of a plurality of above-mentioned light emitting diodes of configuration.
2. refrigerator according to claim 1 is characterized in that,
Direction tilts and is provided with the light emitting diode of above-mentioned rank rear towards the rear and above above-mentioned refrigerating chamber.
3. a refrigerator is characterized in that,
Possess:
Be formed at the refrigerating chamber of refrigerator main body;
Open and close the door of the front openings of this refrigerating chamber;
A plurality of door pockets is set on this above-below direction;
Shelf in a plurality of casees is set in above-mentioned refrigerating chamber; And
The light emitting diode of multiple row is set on fore-and-aft direction above in above-mentioned refrigerating chamber,
The prostatitis of above-mentioned light emitting diode is positioned at the front end position more on the front than above-mentioned case shelf,
The rank rear of above-mentioned light emitting diode is positioned at the top of above-mentioned case shelf and makes the back square end of the above-mentioned case shelf of the superiors be included in the illumination angle of this light emitting diode.
CN2010101155694A 2009-07-27 2010-02-11 Refrigerator Expired - Fee Related CN101968297B (en)

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JP2009173831A JP5277102B2 (en) 2009-07-27 2009-07-27 refrigerator

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JP2011027324A (en) 2011-02-10
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KR101104177B1 (en) 2012-01-12
CN101968297B (en) 2012-11-21

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