JP5908748B2 - refrigerator - Google Patents

Description

  The present invention relates to a refrigerator that lights up a notification light of an operation state on a door.

  A conventional refrigerator is disclosed in Patent Document 1. This refrigerator has a door main body that covers a front surface of the storage chamber with a door that opens and closes the storage chamber, and a handle that is provided at one end of the door main body. The handle portion protrudes laterally from the side surface of the door main body portion and extends in the vertical direction, and a space for placing a finger on the back side is formed.

  A plurality of sets of operation switches and light sources are arranged in the vertical direction above the space on the back side of the handle portion. The operation switch is formed by a push button switch, and is disposed opposite to a pressing member penetrating the handle portion. The light source is formed of an LED, and is disposed opposite to a diffusing member that penetrates the handle portion.

  The operation switch indicates a desired operation state, and when the operation switch is pressed via the pressing member, the light source corresponding to the operation switch emits light. The light emitted from the light source enters the diffusing member, diffuses and transmits, and is emitted to the front side of the door. Thereby, the operation state of the refrigerator corresponding to the operation switch can be notified by the notification light emitted to the front side of the door.

  Moreover, in other embodiment of patent document 1, a diffusion member is distribute | arranged on a door main-body part. The light emitted from each light source is diffused in a direction parallel to the front surface of the door body, and is emitted from the side of the handle portion to the front side.

Japanese Patent No. 3944530 (page 3 to page 9, FIG. 11)

  However, according to the conventional refrigerator, the light emitted from the light source is diffused through the diffusing member, but the lighting area is widened in a range that does not interfere with the light from the adjacent light source. For this reason, since the lighting area of the notification light is still narrow and the visibility is poor, there is a problem that the convenience of the refrigerator is poor. Further, when the handle portion is deformed due to long-term use, the relative position between the diffusing member and the light source is shifted and the amount of light is reduced, so that the visibility of the notification light is further lowered.

  In addition, since the operation switch and the light source are arranged in the space on the back side of the handle portion, there is a problem that the area that can be gripped by the user is narrowed and the convenience of the refrigerator becomes worse.

  An object of this invention is to provide the refrigerator which can improve the convenience.

  In order to achieve the above object, the present invention grips the handle portion by a door having a door main body portion covering the front surface of the storage chamber and a handle portion arranged along the longitudinal direction of one circumferential surface of the door main body portion. Then, in the refrigerator that opens and closes the storage chamber, the light guide member that is disposed on the door main body portion and extends along the handle portion, and an incident surface that is composed of one end surface in the longitudinal direction of the light guide member is opposed to the light entrance member. A light source disposed on the door body, and the light guide member guides light emitted from the light source through the incident surface and extends in a longitudinal direction adjacent to the incident surface. It is characterized in that the operation state is notified by exiting from.

  According to this configuration, the handle portion is provided along the longitudinal direction of the circumferential surface of the door main body portion, and the door is opened and closed by gripping the handle portion. The handle portion may be formed to extend in the vertical direction along the longitudinal direction of the side surface of the door main body portion, or may be formed to extend in the left-right direction along the longitudinal direction of the upper and lower surfaces of the door main body portion. The light guide member is disposed on the door body along the handle. The light source emits light in accordance with the operating state of the refrigerator, and light emitted from the light source enters the light guide member from an entrance surface at the lower end of the light guide member extending in the vertical direction, for example. The light incident on the light guide member is guided upward and emitted from the exit surface extending in the longitudinal direction. Thereby, the lighting area | region of the notification light according to a driving | running state is formed in the wide range which follows a handle | steering-wheel part.

  Further, the present invention provides the refrigerator having the above-described configuration, wherein the handle portion has a space for placing a finger on the back side and protrudes from the peripheral surface of the door main body portion, and is inclined and opposed to the emission surface. The light emitted from the light guide member is reflected forward by the reflecting surface.

  According to this configuration, the handle portion is provided so as to protrude from the peripheral surface of the door body portion, and the door is opened and closed by placing fingers placed in the space on the back side of the handle portion on the handle portion. The light incident on the light guide member from the light source is guided from the exit surface facing sideways and reflected forward by the inclined reflecting surface formed on the handle portion.

  In the refrigerator having the above-described configuration, the light guide member is disposed in a groove portion that is recessed in the peripheral surface of the door body portion, and the handle portion attached to the door body portion is an opening surface of the groove portion. The light guide member extends upward to lock the light guide member. According to this structure, a light guide member is inserted in the groove part recessedly provided in the surrounding surface of the door main-body part. When the handle portion is attached to the door main body portion, the light guide member is sandwiched between the door main body portion and the handle portion and is prevented from falling off.

  According to the present invention, in the refrigerator having the above-described configuration, a transparent protective cover that covers the front of the reflective surface is provided, and the protective cover is sandwiched between the door main body portion and the handle portion. According to this configuration, the light emitted from the emission surface of the light guide plate is reflected by the reflection surface of the handle portion and passes through the protective cover.

  According to the present invention, in the refrigerator having the above-described configuration, an operation unit is provided on the front surface of the door main body unit, the light source is disposed at the same height as the operation unit, and the light source emits light according to the operation of the operation unit. It is characterized by that. According to this configuration, the operation state of the refrigerator is instructed by the operation unit, the light source disposed in the vicinity of the operation unit emits light, and the notification light is turned on.

  Moreover, the present invention is characterized in that in the refrigerator having the above-described configuration, the light guide member has a plurality of prism portions that are recessed in the opposite surface of the emission surface and are juxtaposed in the longitudinal direction. According to this configuration, the light guided through the light guide member is reflected by the prism portions arranged in parallel in the longitudinal direction, and the light incident on the emission surface at an incident angle smaller than the critical angle is emitted.

  Moreover, the present invention is characterized in that, in the refrigerator having the above-described configuration, the light source is formed by a multicolor LED, and the light emission color of the light source is varied in accordance with the operation state. According to this configuration, the light source formed by the multicolor LED emits light in different colors according to the operating state.

  According to the present invention, the light guide member extending along the handle portion is disposed on the door body portion, the incident surface facing the light source is provided at one end in the longitudinal direction, and the notification light is emitted from the emission surface extending in the longitudinal direction. For this reason, the wide range along a handle part can be made into the lighting region of the notification light of a driving state, and the visibility of notification light can be improved. In addition, since the light guide member and the light source are arranged on the door main body portion, even if the handle portion is deformed due to long-term use, it is possible to prevent a decrease in the amount of light and prevent a decrease in visibility, and the entire longitudinal direction of the handle portion. Can be gripped. Therefore, the convenience of the refrigerator can be improved.

The front view which shows the refrigerator of 1st Embodiment of this invention. The front view which shows the door of the refrigerator of 1st Embodiment of this invention. AA sectional view of FIG. BB sectional view of FIG. Front sectional drawing which shows the operation part cover of the refrigerator of 1st Embodiment of this invention. The front view which shows arrangement | positioning of the lighting device of the refrigerator of 1st Embodiment of this invention. The front view which shows arrangement | positioning of the lighting device of the refrigerator of 2nd Embodiment of this invention. The front view which shows arrangement | positioning of the lighting device of the refrigerator of 3rd Embodiment of this invention. The front view which shows arrangement | positioning of the lighting device of the refrigerator of 4th Embodiment of this invention. The front view which shows arrangement | positioning of the lighting device of the refrigerator of 5th Embodiment of this invention.

  Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 is a front view showing the refrigerator of the first embodiment. In the refrigerator 1, a refrigerator compartment 3 is arranged at the upper part of a main body (not shown) formed by a heat insulating box, and a freezer compartment 4 is arranged at the lower part. The front of the refrigerator compartment 3 is opened and closed by double doors 5 and 6 pivoted at the left and right ends of the heat insulation box. The front surface of the freezer compartment 4 is opened and closed by double doors 7 and 8 pivoted at the left and right ends of the heat insulating box.

  The left door 5 of the refrigerator compartment 3 and the left door 7 of the freezer compartment 4 are formed in the same cross-sectional shape, and the right door 6 of the refrigerator compartment 3 and the right door 8 of the freezer compartment 4 are similar cross-sectional shapes. Formed. Further, the door 5 is provided with an operation unit 31 that can be operated from the front surface, and is provided with a lighting device 40 (see FIG. 6) for turning on notification light as will be described later.

  FIG. 2 is a front view showing details of the door 5, and FIG. 3 shows a cross-sectional view taken along the line AA of FIG. The door 5 includes a door main body portion 10 that covers the front surface of the refrigerator compartment 3 and a handle portion 20 that protrudes laterally from the right side surface of the door main body portion 10. The back surface of the door body 10 is covered with a back cover (not shown) of a resin molded product, and the front surface is covered with a glass plate 11. Both side surfaces of the door main body 10 are respectively covered with side covers 12 made of resin molded products, and caps (not shown) of resin molded products are fitted on the upper and lower surfaces. And the foam heat insulating material 13 is filled in the inside of the door main-body part 10.

  The side cover 12 at the right end of the door main body 10 is formed with a stepped portion 14 with the front surface recessed. A handle portion 20 that protrudes to the right is attached to a mounting surface 14 a facing the side of the stepped portion 14 with a screw 21. At this time, a space for inserting a finger is formed behind the handle portion 20 by the step portion 14. The handle portion 20 is formed to extend in one direction by extrusion molding of a metal such as aluminum, and is disposed over the upper and lower ends of the door 5 along the longitudinal direction (vertical direction) of the side surface of the door main body portion 10.

  The exposed surface 14b facing the front of the stepped portion 14 extends to the side of the handle portion 20 and is exposed so as to be visible from the front. Thereby, the finger inserted from the right side of the handle part 20 is hung on the back surface of the handle part 20, and the door 5 can be opened. The door 6 on the right side of the refrigerator compartment 3 is provided with a handle portion (not shown) on the left side, and is opened by placing a finger inserted from the right side of the handle portion 20 of the door 5 on the handle portion of the door 6.

  Further, a groove portion 14c extending in the vertical direction is recessed in the mounting surface 14a. A light guide member 43, which will be described in detail later, is disposed in the groove portion 14c.

  4 is a cross-sectional view taken along the line B-B in FIG. 2, and shows a cross section passing through the operation unit 31. 2 and 4, a storage chamber 30 for the operation unit 31 is formed on the back side of the glass plate 11 at the center in the vertical direction of the door 5. The operation unit 31 is inserted into the storage chamber 30 through an opening (not shown) provided on the mounting surface 14 a of the stepped portion 14.

  The storage chamber 30 is provided with a connector (not shown) to which a lead wire is connected. A terminal portion (not shown) provided on the circuit board 32 is connected to the connector by inserting the operation portion 31. The lead wire is led out from an electrical component provided in the main body (not shown), and is inserted into a shaft (not shown) that forms a pivot shaft of the door 5 and pulled out into the door 5.

  The operation unit 31 is formed by connecting a touch panel 33 to a circuit board 32 on which circuit components are mounted, and performs a setting operation of the refrigerator 1 and displays an operation state. For example, the temperature of the refrigerator compartment 3 is set by operating the touch panel 33. By the display on the touch panel 33, the operation state such as the occurrence of a temporary power failure, the open state of the doors 5 to 8, the abnormally high temperature of the refrigerator compartment 3 or the freezer compartment 4 is notified.

  Further, the refrigerator 3 is provided with an ion generator (not shown), and the ion generator is driven by the touch panel 33 and the driving state is displayed. Ions can be sent into the refrigerator compartment 3 by driving the ion generator, so that the bacteria in the refrigerator compartment 3 can be sterilized and deodorized.

  The opening for inserting the operation portion 31 provided on the attachment surface 14 a is closed by the operation portion cover 36. FIG. 5 is a front sectional view of the operation unit cover 36. The operation portion cover 36 is formed of a resin molded product, and is screwed to the mounting surface 14a (see FIG. 3) by screws (not shown) inserted through screw holes 36c provided at the upper and lower ends.

  An engaging portion 36a and a substrate installation portion 36b are provided to project from the surface of the operation portion cover 36 on the storage chamber 30 side. The engaging portion 36 a is engaged with the wall surface of the storage chamber 30 to temporarily fix the operation portion cover 36. The board installation part 36b is arranged in the storage chamber 30 through the opening of the mounting surface 14a, and two circuit boards 41 arranged in parallel up and down are installed. The circuit board 41 is connected to the circuit board 32 (see FIG. 4) via lead wires (not shown).

  A light source 42 is mounted on each of the upper surface of the upper circuit board 41 and the lower surface of the lower circuit board 41. Thereby, the light source 42 is disposed at the same height as the operation unit 31. The light source 42 is formed by a three-color LED in which RGB LED chips are integrated. Thereby, the light emission color of the light source 42 is varied according to the operation of the operation unit 31 or the operation state of the refrigerator 1.

  For example, the light source 42 emits blue light when the ion generator is in a driving state, and emits green light after a power failure occurs and the power is restored. The light source 42 emits red light when the refrigerating room 3 or the freezer room 4 is abnormally hot, and emits white light when the doors 3 to 8 are open. The light source 42 may be a two-color LED and may be a multicolor LED.

  Further, the operation portion cover 36 is provided with a groove portion 36d (not shown in FIG. 5) in which the groove portion 14c (see FIG. 3) is extended and the light guide member 43 is disposed. The light source 42 and the light guide member 43 constitute a lighting device 40 that lights the notification light.

  FIG. 6 is a front view showing the arrangement of the lighting device 40. Two light guide members 43 are provided, and are formed in a bar shape extending in the longitudinal direction (vertical direction) of the side surface of the door 5 with a transparent resin. Each light guide member 43 is disposed above the upper light source 42 and below the lower light source 42, respectively. Thereby, the light guide member 43 is arranged along the handle portion 20 over the upper and lower ends of the door 5.

  The light guide member 43 forms an incident surface 43a whose one end surface in the longitudinal direction opposes the light source 42, and an emission surface 43b extending in the longitudinal direction adjacent to the incident surface 43a is disposed facing the right side. The light emitted from the light source 42 enters the light guide member 43 from the incident surface 43a and is guided as indicated by an arrow A1. And the light which guided the light guide member 43 and reached | attained the output surface 43b with the incident angle smaller than a critical angle is radiate | emitted from the output surface 43b as shown by arrow A2.

  A plurality of prism portions arranged in parallel in the longitudinal direction on the facing surface 43c of the light exiting surface 43b of the light guide member 43 may be recessed. Thereby, the light guide of the light guide member 43 can be easily emitted from the emission surface 43b. At this time, it is more desirable to increase the depth of the prism portion as the distance from the light source 42 increases. Thereby, the light quantity fall of the emitted light of the position away from the light source 42 can be suppressed, and a light quantity can be made uniform.

  3 and 4, the light guide member 43 has a rectangular cross-sectional shape perpendicular to the longitudinal direction, and is fitted into the grooves 14c and 36d. The handle portion 20 attached to the attachment surface 14a extends on the opening surfaces of the groove portions 14c and 36d. Thereby, the light guide member 43 fitted in the groove portions 14c and 36d is locked by the handle portion 20, and is held between the bottom surface of the groove portions 14c and 36d and the handle portion 20. For this reason, it is not necessary to provide an engaging claw for fixing the light guide member 43, and it is possible to prevent the emitted light from becoming non-uniform due to diffusion or reflection by the engaging claw or the like.

  On the front surface of the handle portion 20, a reflective surface 20 a that is inclined and opposed to the emission surface 43 b of the light guide member 43 is provided. The front surface including the reflective surface 20a of the handle portion 20 is covered with a protective cover 22 that is sandwiched between the tip of the handle portion 20 and the mounting surface 14a. The protective cover 22 is formed of a transparent resin molded product. The protective cover 22 can prevent the light guide member 43 from being soiled or flooded into the storage chamber 30 due to finger contact.

  The outgoing light from the outgoing surface 43b is reflected forward by the reflective surface 20a as shown by the arrow A3 and passes through the protective cover 22. As a result, a wide range along the handle portion 20 that is easy to reach when the user grips it becomes a lighting region of the notification light in the driving state. Therefore, when grasping the handle part 20 or in a state away from the refrigerator 1, the notification light can be easily visually recognized, and the visibility of the notification light can be improved.

  According to the present embodiment, the light guide member 43 extending along the handle portion 20 is arranged on the door main body portion 10, and the incident surface 43 a facing the light source 42 is provided at one end in the longitudinal direction, and from the exit surface 43 b extending in the longitudinal direction. The notification light is emitted. For this reason, the wide range which follows the handle | steering-wheel part 20 can be made into the lighting area | region of the alerting | reporting light of a driving | running state, and the visibility of alerting | reporting light can be improved. Therefore, the convenience of the refrigerator 1 can be improved.

  Further, since the light guide member 43 and the light source 42 are arranged on the door main body 10, the light guide member 43 and the light source 42 are not misaligned even if the handle portion 20 is deformed due to long-term use. Thereby, the light quantity reduction of notification light can be prevented and the fall of visibility can be prevented. In addition, the safety of the refrigerator 1 can be improved because the light source 42 and the wiring, which are electrical components, are not exposed even if the handle portion 20 falls off due to long-term use.

  In addition, since the light guide member 43 and the light source 42 are disposed on the door body 10, the entire length of the handle portion 20 can be gripped, and the convenience of the refrigerator 1 can be further improved.

  Further, a space for placing a finger on the back side of the handle portion 20 is formed, and a reflective surface 20a facing the emission surface 43b facing the side is provided on the front surface. For this reason, the light guide member 43 is not exposed to the front, and the beauty of the refrigerator 1 can be improved. In addition, since fingers are not arranged in the vicinity of the light source 42, the safety of the refrigerator 1 can be further improved. Furthermore, the reflective surface 20a can be formed at a desired inclination angle and the design can be easily changed to a desired reflection direction.

  In addition, you may arrange | position the output surface 43b of the light guide member 43 toward the front of the door 5. FIG. Thereby, although the light guide member 43 is exposed to the front, the notification light can be turned on along the handle portion 20.

  Further, the light guide member 43 is disposed in the groove portions 14c and 36d recessed in the mounting surface 14a on the peripheral surface of the door main body portion 10, and the light guide member is formed by the handle portion 20 extending on the opening surfaces of the groove portions 14c and 36d. 43 is locked. Thereby, the light guide member 43 can be easily prevented from falling off, and the emitted light of the light guide member 43 can be prevented from becoming uneven due to the engaging claws or the like.

  Moreover, since the protective cover 22 that covers the front of the reflective surface 20a is sandwiched between the door body 10 and the handle portion 20, it is not necessary to provide an engaging claw or the like on the protective cover 22, and the appearance of the refrigerator 1 is improved. Can do.

  In addition, a light source 42 disposed at the same height as the operation unit 31 provided on the front surface of the door main body 10 emits light according to the operation of the operation unit 31. Accordingly, the wiring between the operation unit 31 and the light source 42 can be shortened, and the notification light can be turned on at a position away from the operation unit 31 by the light guide member 43. Therefore, the degree of freedom of arrangement of the operation unit 31 can be increased.

  In addition, when a plurality of prism portions that are recessed in the opposite surface 43c of the light emission surface 43b of the light guide member 43 and are arranged in parallel in the longitudinal direction are provided, the light guide of the light guide member 43 is easily emitted from the light emission surface 43b. be able to.

  Moreover, since the light source 42 is formed of multicolor LEDs and the emission color of the light source 42 is varied according to the operating state, the number of the light sources 42 can be reduced and the cost of the refrigerator 1 can be reduced.

  Next, FIG. 7 is a front view showing the arrangement of the lighting device 40 of the refrigerator 1 according to the second embodiment. For convenience of explanation, the same reference numerals are given to the same parts as those in the first embodiment shown in FIGS. This embodiment is different from the first embodiment in the shape of the light guide member 43 of the lighting device 40 and the arrangement of the light sources 42. Other parts are the same as those in the first embodiment.

  The light guide member 43 has a bent portion 43d having one end bent in the direction of the operation portion 31, and an incident surface 43a is formed by the end surface of the bent portion 43d. The two light sources 42 are arranged side by side on the same substrate, and are disposed opposite to the incident surface 43a of the upper light guide member 43 and the incident surface 43a of the lower light guide member 43, respectively. Thereby, the clearance gap between the upper and lower light guide members 43 can be made small, and the upper and lower light guide members 43 can be arranged close to each other.

  One light source 42 may be disposed between the incident surface 43 a of the upper light guide member 43 and the incident surface 43 a of the lower light guide member 43. Thereby, the number of parts can be reduced.

  The bent portion 43d is formed by a curved inclined surface 43e on the outer surface on the handle 20 (see FIG. 4) side. Thereby, as shown by arrow A1, a part of the light incident from the incident surface 43a can be reflected by the inclined surface 43e and guided in the vertical direction. Part of the light is emitted from the inclined surface 43e. At this time, the inclined surface 43e may be roughened by knurling or the like. Thereby, the light radiate | emitted from the inclined surface 43e can be diffused, and light emission nonuniformity can be reduced.

  According to this embodiment, the same effect as that of the first embodiment can be obtained. In addition, an incident surface 43 a is formed by the end surface of the bent portion 43 d provided at one end of the light guide member 43. Thereby, the clearance gap between the upper and lower light guide members 43 can be made small, and the dark part of the alerting | reporting light by this clearance gap can be reduced.

  Next, FIG. 8 is a front view showing the arrangement of the lighting device 40 of the refrigerator 1 according to the third embodiment. For convenience of explanation, the same reference numerals are given to the same parts as those of the second embodiment shown in FIG. In the present embodiment, the inclined surface 43e on the outer surface of the bent portion 43d is formed by a flat surface. Other parts are the same as those of the second embodiment.

  According to this embodiment, the same effect as that of the second embodiment can be obtained. Similarly to the above, one light source 42 may be disposed between the incident surface 43 a of the upper light guide member 43 and the incident surface 43 a of the lower light guide member 43. Further, the inclined surface 43e may be roughened by knurling or the like.

  Next, FIG. 9 is a front view showing the arrangement of the lighting device 40 of the refrigerator 1 according to the fourth embodiment. For convenience of explanation, the same reference numerals are given to the same parts as those in the first embodiment shown in FIGS. This embodiment is different from the first embodiment in the shape of the light guide member 43 of the lighting device 40 and the arrangement of the light sources 42. Other parts are the same as those in the first embodiment.

  The incident surface 43a of the light guide member 43 is formed by an inclined surface that is inclined with one end surface in the longitudinal direction of the light guide member 43 facing the inside of the storage chamber 30 (see FIG. 2). The light source 42 is disposed to face the incident surface 43a. Thereby, the clearance gap between the upper and lower light guide members 43 can be made small, and the upper and lower light guide members 43 can be arranged close to each other.

  As indicated by the arrow A1, the light incident from the incident surface 43a is guided in the vertical direction through the light guide member 43, and a part of the light is emitted from the vicinity of the incident surface 43a. For this reason, the dark part of the notification light by the clearance gap between the upper and lower light guide members 43 can be reduced.

  One light source 42 may be disposed between the incident surface 43 a of the upper light guide member 43 and the incident surface 43 a of the lower light guide member 43. Thereby, the number of parts can be reduced.

  According to this embodiment, the same effect as that of the first embodiment can be obtained. In addition, since the incident surface 43a is formed of an inclined surface, the dark portion of the notification light due to the gap between the upper and lower light guide members 43 can be reduced.

  Next, FIG. 10 is a front view showing the arrangement of the lighting device 40 of the refrigerator 1 according to the fifth embodiment. For convenience of explanation, the same reference numerals are given to the same parts as those in the first embodiment shown in FIGS. This embodiment is different from the first embodiment in the shape of the light guide member 43 of the lighting device 40 and the arrangement of the light sources 42. Other parts are the same as those in the first embodiment.

  The incident surface 43a of the light guide member 43 is formed by an inclined surface that is inclined with one end surface in the longitudinal direction of the light guide member 43 facing the handle 20 (see FIG. 4). The light source 42 is disposed to face the incident surface 43a.

  The light emitted from the light source 42 enters from the incident surface 43a as indicated by an arrow A1, and guides the light guide member 43 in the vertical direction. A part of the light emitted from the light source 42 is reflected by the incident surface 43a in the direction of the handle 20 (see FIG. 4). For this reason, the notification light by the lighting device 40 is emitted also between the upper and lower light guide members 43, and the dark portion of the notification light due to the gap between the upper and lower light guide members 43 can be reduced.

  One light source 42 may be disposed between the incident surface 43 a of the upper light guide member 43 and the incident surface 43 a of the lower light guide member 43. Thereby, the number of parts can be reduced.

  According to this embodiment, the same effect as that of the first embodiment can be obtained. In addition, since the incident surface 43a is formed of an inclined surface, the dark portion of the notification light due to the gap between the upper and lower light guide members 43 can be reduced.

  In the first to fifth embodiments, the handle portion 20 is provided extending in the vertical direction, but may be extended in the left-right direction. That is, the handle portion 20 may be arranged so as to extend in the longitudinal direction (left-right direction) of the lower surface or the upper surface that is the peripheral surface of the door main body portion 10, and the light guide member 43 may be arranged so as to extend along the handle portion 20. .

  Moreover, although the handle | steering-wheel part 20 protrudes from the side surface which is the surrounding surface of the door main-body part 10, it protrudes from the front surface of the door main-body part 10, and may be distribute | arranged along the longitudinal direction of the peripheral surface.

  According to this invention, it can utilize for the refrigerator which lights the alerting | reporting light of a driving | running state on a door.

DESCRIPTION OF SYMBOLS 1 Refrigerator 3 Refrigeration room 4 Freezing room 5, 6, 7, 8 Door 10 Door main-body part 11 Glass plate 12 Side cover 14 Step part 14a Mounting surface 14b Exposed surface 14c, 36d Groove part 20 Handle part 20a Reflective surface 22 Protective cover 30 Storage Chamber 31 Operation section 32, 41 Circuit board 33 Touch panel 36 Operation section cover 40 Lighting device 42 Light source 43 Light guide member 43a Incident surface 43b Emission surface 43c Opposing surface 43d Bending portion 43e Inclined surface

Claims (5)

A refrigerator that opens and closes the storage chamber by gripping the handle portion with a door having a door main body portion extending in the vertical direction covering the front surface of the storage chamber and a handle portion arranged along one side surface of the door main body portion. An operation portion disposed on the front surface of the door main body portion, a pair of light guide members disposed on the door main body portion and extending along the handle portion and arranged vertically, and the upper guide. and a light source which is connected to the operating unit together with the disposed in the door body portion and respectively opposed to the incident surface consisting of the upper end face of the lower end surface and below the light guide member of the light member, the light guide member is Light emitted from the light source that emits light according to the operation of the operation unit is incident from the incident surface to be guided, and is emitted from an emission surface extending in the longitudinal direction adjacent to the incident surface to notify the operation state. A refrigerator characterized by that.   The handle portion has a space for placing a finger on the back side, protrudes from the peripheral surface of the door main body portion, and has a reflective surface on the front surface that is inclined and opposed to the emission surface. The refrigerator according to claim 1, wherein the emitted light is reflected forward by the reflecting surface.   The light guide member is disposed in a groove portion recessed in the peripheral surface of the door main body portion, and the handle portion attached to the door main body portion extends on the opening surface of the groove portion to engage the light guide member. The refrigerator according to claim 2, wherein the refrigerator is stopped.   The refrigerator according to claim 3, further comprising a transparent protective cover that covers a front side of the reflecting surface, wherein the protective cover is sandwiched between the door body portion and the handle portion. A storage chamber into which the operation unit is inserted through an opening provided on a side surface of the door main body, an operation unit cover that closes the opening, and a light guide member that is recessed in the side surface is disposed. 2. The operation portion cover includes a first groove portion, the light source is attached to the operation portion cover, and a second groove portion that extends the first groove portion and holds the light guide member is formed in the operation portion cover. Or the refrigerator of Claim 2 .

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