JP2015161486A - refrigerator - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a refrigerator which inhibits cost increase and enables improvement of the usability.SOLUTION: A refrigerator includes: a door 19 which slides in a fore and aft direction and opens and closes a storage room 9; a lower case 40 which is supported by the door 19 and integrally slides with the door 19; a middle case 50 which is placed on the lower case 40 and may slide on the lower case 40 in the fore and aft direction; and an upper case 60 which is disposed on the middle case 50, placed on the lower case 40, and may slide on the lower case 40 in the fore and aft direction.

Description

  The present invention relates to a refrigerator provided with a storage case that slides back and forth in a storage chamber.

  A conventional refrigerator is disclosed in Patent Document 1. In this refrigerator, an upper storage chamber and a lower storage chamber for storing stored items are juxtaposed above and below the main body. The front surface of the upper storage chamber is opened and closed by a pivoting door pivotally supported by the main body. The front of the lower storage chamber is opened and closed by a door that slides back and forth.

  The door of the lower storage chamber is provided with a pair of frames (support members) extending rearward from both side portions on the back surface. A storage case is placed on the frame, and the storage case slides back and forth integrally with the door. The frame is formed in a substantially C-shaped cross section having an opening facing the inside of the lower storage chamber, and a roller is pivotally supported. Door guide portions (rails) extending in the front-rear direction for guiding the frame are provided on the inner surfaces of both side walls of the lower storage chamber. The upper and lower sides of the door guide part are covered with a frame.

  A roller provided on the frame rolls on the door guide portion, and the door is guided back and forth integrally with the storage case. At this time, since the lower wall of the frame slides on the lower surface of the door guide portion, the door pulled out forward is supported by contact between the lower wall of the frame and the lower surface of the door guide portion. Thereby, tilting of the door integrated with the heavy storage case is prevented.

  The storage case includes a lower case supported by the door and an intermediate case supported by the lower case. The lower case is provided with a flange portion protruding laterally from both side walls, and the flange portion is placed on the frame.

  The middle case is provided with a flange portion protruding laterally from both side walls, and the flange portion of the middle case is placed on the flange portion of the lower case. Accordingly, the middle case slides on the side wall of the lower case and slides back and forth with respect to the lower case. In addition, middle side guide portions (lower rails) are provided on both side walls of the lower storage chamber so as to extend before and after sliding and guiding the middle case. When the door is pulled out and the middle case is slid rearward, the front part of the middle case slides on the lower case and the rear part slides on the middle guide part.

  Further, an upper case is provided above the storage case, and upper guide portions (upper rails) extending in the front and rear directions for sliding and guiding the upper case are provided on both side walls of the lower storage chamber. The The upper case slides back and forth by the sliding guide of the upper guide portion. At this time, since the upper case is small in weight, it is supported by a locking portion provided in the upper guide portion when it is pulled out.

  Thereby, a store thing can be divided and accommodated in a three-stage container, and the convenience of a refrigerator improves.

Japanese Patent No. 4364128 (page 3 to page 7, FIG. 5)

  However, according to the conventional refrigerator, since the upper case is slidably guided by the upper guide portion provided in the storage chamber, the upper case drawn out forward is cantilevered at the rear end by the upper guide portion. For this reason, there was a problem that the upper case became unstable and the usability deteriorated.

  If the upper case is supported by the frame in the same manner as the lower case, the upper case drawn forward can be stably pulled out. However, the structure becomes complicated and the cost of the refrigerator increases.

  An object of this invention is to provide the refrigerator which can suppress a cost increase and can improve usability.

  In order to achieve the above object, the present invention includes a door that slides in the front-rear direction to open and close the storage chamber, a lower case that is supported by the door and slides integrally with the door, and is placed on the lower case. A middle case slidable in the front-rear direction on the lower case, and an upper case disposed above the middle case and placed on the lower case and slidable in the front-rear direction. It is characterized by that.

  In the refrigerator having the above-described configuration, the present invention provides a frame extending rearward from both side portions of the back surface of the door, a door guide portion provided on both side walls of the storage chamber and guiding the frame in the front-rear direction, One or a plurality of support portions projecting laterally from both side surfaces of the lower case, the support portion is placed on the frame, and the middle case and the upper case are placed on the support portion. It is characterized by that.

  Further, the present invention provides the refrigerator having the above configuration, wherein the support portion includes a shielding portion that protrudes upward outside the middle case and shields an upper side surface of the lower case, and the upper case is located on the shielding portion. It is characterized by being placed.

  In the refrigerator having the above-described configuration, the present invention provides a first protrusion that protrudes laterally from a rear end portion of both side surfaces of the middle case, a flange portion that protrudes laterally from both side surfaces of the upper case, A middle guide portion that extends in the front-rear direction on both side walls of the storage chamber and guides the first projecting portion in the front-rear direction, and that extends in the front-rear direction on both side walls of the storage chamber and has the flange portion in the front-rear direction And an upper guide portion that guides the vehicle.

  Further, the present invention provides the refrigerator having the above-described configuration, in which a second projecting portion projecting downward is provided at the rear portion of the flange portion, and the guide surface of the upper guide portion has an inclined surface in which the front is inclined upward, When the door is closed, the second protruding portion is separated from the upper guide portion, the upper case is placed on the support portion, the door is pulled out by a predetermined amount, and the second protruding portion is disposed on the inclined surface. In this case, the second projecting portion is placed on the upper guide portion, and the rear portion of the upper case is separated from the support portion.

  In the refrigerator configured as described above, when the door is closed, the first projecting portion is separated from the guide surface of the middle guide portion and the middle case is placed on the support portion, and the flange The upper case is placed on the support portion with a portion being separated from the guide surface of the upper guide portion.

  In the refrigerator configured as described above, when the door is closed, the first projecting portion is separated from the guide surface of the middle guide portion and the middle case is placed on the support portion, and the flange A portion is placed on the upper guide portion, and the upper case is separated from the support portion.

  According to the present invention, in the refrigerator having the above-described configuration, the front wall of the middle case has an extending portion that extends upward, and when the middle case is slid rearward, the extending portion contacts the front surface of the upper case. The upper case contacts and slides backward.

  According to the present invention, in the refrigerator having the above-described configuration, the rear wall of the upper case has an extending portion that extends downward, and the extended portion contacts the rear surface of the middle case when the middle case is slid rearward. The upper case contacts and slides backward.

  Moreover, the present invention is characterized in that in the refrigerator configured as described above, a concave portion penetrating vertically is formed in the front wall of the upper case.

  According to the present invention, since the middle case and the upper case are placed on the lower case supported by the door, the middle case and the upper case slide back and forth on the lower case. For this reason, the middle case and the upper case pulled out forward can be stably supported with a simple configuration, and the usability can be improved by suppressing the cost increase of the refrigerator.

Side surface sectional drawing which shows the refrigerator of 1st Embodiment of this invention. The perspective view which shows the storage case of the refrigerator of 1st Embodiment of this invention. The perspective view which cut | disconnected the storage case of the refrigerator of 1st Embodiment of this invention in parallel with the door. Front sectional drawing which expanded the principal part of the storage case of the refrigerator of 1st Embodiment of this invention. Side surface sectional drawing which shows the state which opened the door of the vegetable compartment of the refrigerator of 1st Embodiment of this invention. The perspective view cut | disconnected in parallel with the storage case door which removed the middle case of the refrigerator of 1st Embodiment of this invention Side surface sectional view which shows the state which opened the door of the vegetable compartment of the refrigerator of 2nd Embodiment of this invention. The top view which shows the principal part of the storage case of the refrigerator of 3rd Embodiment of this invention.

<First Embodiment>
Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 is a right side sectional view showing the refrigerator of the first embodiment. The refrigerator 1 has a main body 2 formed by a heat insulating box 3 filled with a foam heat insulating material. A refrigerator compartment 5 is provided at the upper part of the main body 2. Below the refrigerator compartment 5, freezer compartments 7 and 8 are provided via a partition wall 11. The freezer compartment 7 and the freezer compartment 8 are arranged side by side in the up-down direction and communicate with each other, and are divided by a partition 13 that extends to the left and right and is disposed at the front of the main body 2.

  Below the freezer compartment 8, a vegetable compartment 9 is provided via a partition wall 12 filled with a heat insulating material. A machine room 20 is provided at the lower rear of the heat insulating box 3.

  The refrigerator compartment 5 stores the stored items in a refrigerator, and the vegetable compartment 9 maintains the temperature higher than that of the refrigerator compartment 5 to store the stored items such as vegetables in a refrigerator. The freezer compartment 7 and the freezer compartment 8 store the stored items in a frozen state. A compressor 21 that operates the refrigeration cycle is disposed in the machine room 20.

  The refrigerator compartment 5 is opened and closed by a pair of double doors 15 pivoted at the left and right ends. Door pockets 15 a are provided on the back surfaces of the doors 15.

  The freezer compartment 7, the freezer compartment 8, and the vegetable compartment 9 are opened and closed by doors 17, 18, and 19 that slide back and forth, respectively. A resin storage case 31 is integrally formed on the back surface of the door 17 of the freezer compartment 7, and the storage case 31 slides on the rail portion 17 a provided on the side wall of the freezer compartment 7, so that the door 17 and the storage case 31 together. Slide.

  The door 18 of the freezer compartment 8 is provided with a pair of frames 18a extending rearward from both sides on the back, and a resin storage case 32 is placed on the frame 18a. Similarly, the door 19 of the vegetable compartment 9 is provided with a pair of frames 19a extending rearward from both sides of the back surface, and a resin storage case 33 is placed on the frame 19a. On both side walls of the freezer compartment 8 and the vegetable compartment 9, door guide portions 34 (see FIG. 4) for guiding the frames 18a and 19a back and forth are provided.

  The frames 18a and 19a are formed in a substantially C-shaped cross section having an opening facing the room, and a roller 19b (see FIG. 4) is pivotally supported. The upper and lower sides of the door guide part 34 are covered with frames 18a and 19a.

  The rollers 19b provided on the frames 18a and 19a roll on the door guide portion 34, and the doors 18 and 19 are guided back and forth integrally with the storage cases 32 and 33. At this time, the lower walls of the frames 18a and 19a slide on the lower surface of the door guide portion 34. The doors 18 and 19 integrated with the storage cases 32 and 33, which are supported by the contact and are heavy, are prevented from tilting. Further, if the front end portion of the door guide portion 34 is formed in an L shape, it is possible to prevent the roller 19b from dropping from the door guide portion 34.

  Moreover, the storage case 33 of the vegetable compartment 9 is formed in three steps, and has a lower case 40, an intermediate case 50, and an upper case 60 in order from the lower side. As will be described in detail later, the lower case 40 is placed on the frame 19 a, and the middle case 50 and the upper case 60 are placed on the lower case 40.

  A cold air passage 24 is provided in the back of the freezer compartments 7 and 8, and a cold air passage 25 communicating with the cold air passage 24 via a damper (not shown) is provided in the back of the refrigerator compartment 5. A cooler 22 and a blower 23 are arranged in the cool air passage 24, and a discharge port 24 a facing the freezer compartment 7 and a return port 24 b for returning cool air to the cooler 22 are opened. The cooler 22 is connected to the compressor 21 and generates cool air.

  A discharge port 25a facing the refrigerator compartment 5 opens in the cold air passage 25, and a communication passage (not shown) communicating with the vegetable compartment 9 is led out from the refrigerator compartment 5. The vegetable compartment 9 is provided with a return port (not shown) for returning cool air to the cooler 22.

  As the compressor 21 and the blower 23 are driven, the air flowing through the cool air passage 24 exchanges heat with the cooler 22 to generate cool air, which is discharged from the discharge port 24 a to the freezer compartment 7. The inside of the freezer compartment 7 and the freezer compartment 8 is cooled by the cold air discharged to the freezer compartment 7, and the cold air flowing through the freezer compartment 7 and the freezer compartment 8 returns to the cooler 22 through the return port 24b. Thereby, the inside of the freezer compartment 7 and the freezer compartment 8 is maintained at a temperature lower than the freezing point.

  When the damper is opened, a part of the cool air flowing through the cool air passage 24 flows into the cool air passage 25 and is discharged from the discharge port 25a to the refrigerator compartment 5. The inside of the refrigerator compartment 5 is cooled by the cold air discharged to the refrigerator compartment 5, and the inside of the refrigerator compartment 5 is maintained at a temperature higher than the freezing point. The cold air flowing through the refrigerator compartment 5 flows into the vegetable compartment 9 through the communication path, and the vegetable compartment 9 is maintained at a higher temperature than the refrigerator compartment 5. The cold air that has circulated through the vegetable compartment 9 returns to the cooler 22 through the return port.

  FIG. 2 shows a perspective view of the storage case 33 of the vegetable compartment 9. FIG. 3 is a perspective view of the storage case 33 cut in parallel to the door 19. FIG. 4 is an enlarged front sectional view of the main part of the storage case 33.

  The lower case 40 of the storage case 33 has a support portion 41 at its upper end that protrudes laterally from the side walls 40b and extends in the front-rear direction. The lower case 40 is supported by placing the support portion 41 on the frame 19a (see FIG. 1), and slides integrally with the door 19 (see FIG. 1). The support part 41 is provided with a shielding part 42 that protrudes upward and extends in the front-rear direction. Further, the rear end portion of the side wall 40b of the lower case 40 is provided with a notch 43 that opens upward and rearward.

  The middle case 50 has a flange portion 51 at its upper end that protrudes laterally from both side walls 50b and extends in the front-rear direction. The intermediate case 50 is supported by placing the flange portion 51 on the support portion 41 inside the shielding portion 42 of the lower case 40. As a result, the upper surface opening of the lower case 40 is closed by the middle case 50. At this time, the upper end of the middle case 50 is arranged below the upper end of the shielding part 42. The upper part of the rear wall 40c of the lower case 40 is opened, and the middle case 50 slides on the support portion 41 and slides in the front-rear direction with respect to the lower case 40.

  In addition, you may provide the some support part 41 in the side wall 40b of the lower case 40 up and down. At this time, the lower support portion 41 is placed on the frame 19a, and the flange portion 51 of the middle case 50 is placed on the upper support portion 41.

  Further, the rear end portion of the flange portion 51 is provided with a protruding portion 52 (first protruding portion) that protrudes to the side of the shielding portion 42 via the cutout portion 43 of the lower case 40. The protruding portion 52 is placed on the middle guide portion 35 (see FIG. 5) provided in the vegetable compartment 9 as will be described later.

  The upper case 60 has a flange portion 61 at the upper end that protrudes laterally from both side walls 60b and extends in the front-rear direction. A plurality of leg portions 63 are provided in the front and rear at the lower end portions of both side walls 60 b of the upper case 60. The upper case 60 is supported by placing the leg portion 63 on the shielding portion 42 provided on the support portion 41 of the lower case 40. As a result, the upper case 60 is disposed above the middle case 50, and the upper surface opening of the middle case 50 is closed by the upper case 60. The upper case 60 slides on the shielding part 42 and slides in the front-rear direction with respect to the lower case 40.

  FIG. 5 is a schematic side view showing a state in which the door 19 is opened. A pair of middle guide portions 35 and a pair of upper guide portions 36 are provided on both side walls of the vegetable compartment 9 (see FIG. 1). The middle guide portion 35 slides with a protrusion 52 provided on the flange portion 51 of the middle case 50 to guide the middle case 50. The upper guide portion 36 slides with the flange portion 61 of the upper case 60 to guide the upper case 60.

  When the door 19 is closed, the protruding portion 52 of the middle case 50 is separated from the guide surface on the upper surface of the middle guide portion 35, and the flange portion 51 is in contact with the support portion 41 of the lower case 40. Further, the flange portion 61 of the upper case 60 is separated from the guide surface on the upper surface of the upper guide portion 36, and the leg portion 63 is in contact with the shielding portion 42 of the lower case 40.

  Thereby, when the door 19 is pulled out, the lower case 40, the middle case 50, and the upper case 60 slide forward together. At this time, the front case and the rear part of the middle case 50 and the upper case 60 arranged in the front are supported by the lower case 40 and are stably supported without rattling.

  When the upper case 60 is slid rearward after the door 19 is pulled out, the rear portion of the flange portion 61 is placed on the guide surface of the upper guide portion 36. Thereby, as indicated by a one-dot chain line 67, the rear portion of the upper case 60 slides on the upper guide portion 36 and the front portion slides on the shielding portion 42 of the lower case 40. Therefore, the upper case 60 disposed on the rear side is supported by the lower case 40 and the upper guide portion 36 in the front-rear direction and is stably supported.

  When the middle case 50 exposed by moving the upper case 60 rearward is moved rearward, the rear portion of the flange portion 51 is placed on the guide surface of the middle guide portion 35. Thereby, as indicated by a one-dot chain line 57, the rear portion of the middle case 50 slides on the middle guide portion 35, and the front portion slides on the support portion 41 of the lower case 40. For this reason, the middle case 50 arranged at the rear is supported by the lower case 40 and the middle guide portion 35 in the front-rear direction and is stably supported.

  FIG. 6 shows a perspective view of the storage case 33 with the middle case 50 removed, cut in parallel to the door 19. Since the upper case 60 is placed on the shielding part 42 of the lower case 40, the middle case 50 can be removed and the upper case 60 and the lower case 40 can be stored in the vegetable compartment 9.

  Thereby, the middle case 50 can be removed and a tall stored item can be stored in the lower case 40. Moreover, since a stored item can be accommodated in the upper case 60, a decrease in the storage amount can be suppressed.

  At this time, the upper side surface of the lower case 40 is shielded by the shielding portion 42 that protrudes upward from the support portion 41 and extends in the front-rear direction. For this reason, even if the middle case 50 is removed, it is possible to prevent the stored items from dropping from between the lower case 40 and the upper case 60.

  In addition, although the shielding part 42 which shields the upper side surface of the lower case 40 is provided in the lower case 40, the shielding part may be formed to extend downward from the upper case 60. At this time, the upper case 60 can be supported by placing the shielding portion formed in the upper case 60 on the support portion 41 of the lower case 40.

  According to this embodiment, since the middle case 50 and the upper case 60 are placed on the lower case 40 supported by the door 19, the middle case 50 and the upper case 60 slide back and forth on the lower case 40. Slide. For this reason, it is possible to stably support the middle case 50 and the upper case 60 pulled out forward with a simple configuration without rattling. Therefore, the usability and the quality can be improved by suppressing the cost increase of the refrigerator 1.

  Further, a support portion 41 that protrudes laterally from both side surfaces of the lower case 40 is placed on a frame 19 a that extends rearward from the rear surface of the door 19, and the middle case 50 and the upper case 60 are placed on the support portion 41. The Thereby, the storage case 33 in which the middle case 50 and the upper case 60 are placed on the lower case 40 can be easily realized.

  Further, the support portion 41 has a shielding portion 42 that protrudes upward outside the middle case 50 and shields the upper side surface of the lower case 40, and the upper case 60 is placed on the shielding portion 42. Thereby, the middle case 50 can be removed, and the lower case 40 and the upper case 60 can be accommodated in the vegetable compartment 9, and the storage can be stored while suppressing a decrease in the storage amount. Further, it is possible to prevent the stored items from dropping from between the lower case 40 and the upper case 60.

  Further, the protrusions 52 (first protrusions) protruding from the rear end portions on both side surfaces of the middle case 50 are guided by the middle guide portion 35, and the flange portions 61 protruding from both side surfaces of the upper case 60 are the upper guide portions 36. It is guided by. Accordingly, the rear portions of the middle case 50 and the upper case 60 that slide on the lower case 40 are supported by the middle guide portion 35 and the upper guide portion 36, respectively. Accordingly, it is possible to stably support the middle case 50 and the upper case 60 that have moved rearward on the lower case 40 without rattling.

  Further, when the door 19 is closed, the projecting portion 52 is separated from the guide surface of the middle guide portion 35, the middle case 50 is placed on the support portion 41, and the flange portion 61 is on the guide surface of the upper guide portion 36. The upper case 60 is placed on the shielding part 42 of the support part 41 apart from the above. Thereby, the storage case 33 from which the lower case 40, the middle case 50, and the upper case 60 can be pulled out integrally with the door 19 can be easily realized.

  When the upper guide portion 36 is disposed above the present embodiment and the door 19 is closed, the flange portion 61 is placed on the upper guide portion 36 so that the upper case 60 is separated from the shielding portion 42. It may be. Thereby, the lower case 40 and the middle case 50 are pulled out integrally with the door 19, and the upper case 60 remains in the vegetable compartment 9.

  At this time, when the upper case 60 is slid forward, the front leg portion 63 slides on the shielding portion 42 and the rear portion of the flange portion 61 slides on the upper guide portion 36. When the flange portion 61 is arranged in front of the upper guide portion 36, the upper case 60 is supported by the shielding portion 42. Also in this case, the upper case 60 can be stably supported because the front and rear portions are supported.

Second Embodiment
Next, FIG. 7 is a schematic side view showing a state in which the door 19 of the vegetable compartment 9 of the refrigerator 1 of the second embodiment is opened. For convenience of explanation, the same reference numerals are given to the same parts as those in the first embodiment shown in FIGS. In the present embodiment, the shape of the upper guide portion 36 is different from that of the first embodiment. Other parts are the same as those in the first embodiment.

  The guide surface on the upper surface of the upper guide portion 36 has an inclined surface 36a inclined forward in the upward direction. The rear side of the inclined surface 36a is disposed at a position lower than the front side of the inclined surface 36a. Further, a projecting portion 62 (second projecting portion) projecting downward is provided at the rear end portion of the flange portion 61 of the upper case 60.

  With the door 19 closed, the protrusion 62 of the upper case 60 is disposed behind the inclined surface 36 a, and the flange portion 61 including the protrusion 62 is separated from the guide surface of the upper guide 36. At this time, the leg part 63 of the upper case 60 is placed on the shielding part 42 of the support part 41 of the lower case 40.

  When the door 19 is pulled out by a predetermined amount and the protruding portion 62 is disposed on the inclined surface 36 a, the protruding portion 62 is placed on the upper guide portion 36 and the rear portion of the upper case 60 is separated from the support portion 41. Thereby, as shown by a solid line in the figure, the front portion of the upper case 60 is supported by the support portion 41 and the rear portion is supported by the upper guide portion 36.

  When the door 19 is further pulled out, the upper case 60 is restricted from moving forward by the locking of the inclined surface 36 a, and the lower case 40 and the middle case 50 are pulled out integrally with the door 19. Thereby, the store of the front part of the middle case 50 and the upper case 60 can be taken out. Further, the upper case 60 can be easily slid forward by grasping the front wall 60a (see FIG. 2) of the upper case 60.

  The upper case 60 can be opened by sliding the upper case 60 forward from the state in which the door 19 is pulled out, as indicated by the alternate long and short dash line 68 in the figure. At this time, when the flange portion 61 of the upper case 60 is disposed forward of the upper guide portion 36, the upper case 60 is supported by the shielding portion 42.

  Further, when the upper case 60 is slid rearward from the state in which the door 19 is pulled out, as shown by a one-dot chain line 69 in the figure, the middle case 50 can be opened. At this time, the protruding portion 62 of the upper case 60 slides rearward from the inclined surface 36 a of the upper guide portion 36. The front part of the upper case 60 is supported by the support part 41, and the rear part is supported by the upper guide part 36.

  According to this embodiment, the same effect as that of the first embodiment can be obtained. Further, when the door 62 is closed, the protruding portion 62 that is separated from the upper guide portion 36 pulls out the door 19 by a predetermined amount and is placed on the inclined surface 36 a, and is placed on the upper guide portion 36. Thereby, when the door 19 is pulled out, the stored items at the front of the middle case 50 and the upper case 60 can be taken out. Further, the upper case 60 can be easily slid forward by grasping the front wall 60a of the upper case 60.

<Third Embodiment>
Next, FIG. 8 is a top view showing a front portion of the storage case 33 of the refrigerator 1 of the third embodiment. For convenience of explanation, the same reference numerals are given to the same parts as those in the first embodiment shown in FIGS. In the present embodiment, a recess 64 is provided in the front wall 60 a of the upper case 60, and an extending portion 53 and a recess 54 are provided in the front wall 50 a of the middle case 50. Other parts are the same as those in the first embodiment.

  A concave portion 64 penetrating vertically is formed in the center portion of the front wall 60a of the upper case 60 in the left-right direction. The concave portion 64 is formed in a size that can be inserted by a user's hand. Step portions 64 a are formed on both side walls of the recess 64.

  A recess 54 facing the recess 64 of the upper case 60 is provided in the upper end portion of the front wall 50 a of the middle case 50. The recess 54 is formed in a size that allows the user's fingers to be inserted. Further, an extending portion 53 extending upward is provided on the upper surface of the front wall 50 a of the middle case 50. The extending portion 53 is disposed to face the front surface of the stepped portion 64a.

  When the door 19 (see FIG. 5) is opened, the lower case 40 (see FIG. 5), the middle case 50, and the upper case 60 are pulled out integrally. The user can insert his / her hand into the concave portion 64 of the upper case 60 and put his / her finger on the concave portion 54 of the middle case 50 to slide the middle case 50 backward.

  At this time, the extended portion 53 contacts the stepped portion 64a, and the upper case 60 slides backward together with the middle case 50. Therefore, the lower case 40 can be opened by sliding the middle case 50.

  According to this embodiment, the same effect as that of the first embodiment can be obtained. Further, since the extending portion 53 that contacts the front surface of the upper case 60 is provided on the front wall 50a of the middle case 50, the middle case 50 and the upper case 60 can be slid rearward together. Therefore, the lower case 40 can be easily opened, and the convenience of the refrigerator 1 can be improved.

  In the present embodiment, an extending portion that protrudes downward from the rear wall of the upper case 60 and contacts the rear surface of the middle case 50 when the middle case 50 moves backward may be provided. Thereby, the middle case 50 and the upper case 60 can be slid back together.

  Further, the front wall 50a of the middle case 50 may be formed to protrude upward in front of the upper case 60, and the middle case 50 may be slid rearward by placing fingers on the front wall 50a. Thereby, the recessed parts 54 and 64 can be omitted, and the inner capacity of the middle case 50 and the upper case 60 can be increased.

  Moreover, in the 1st-3rd embodiment, although the storage case 33 of the vegetable compartment 9 is formed in three steps, you may similarly form the storage case 32 of the freezer compartment 8 in three steps.

  ADVANTAGE OF THE INVENTION According to this invention, it can utilize for the refrigerator provided with the storage case which slides back and forth in a storage chamber.

DESCRIPTION OF SYMBOLS 1 Refrigerator 2 Main body part 3 Heat insulation box 5 Refrigeration room 7, 8 Freezing room 9 Vegetable room 11, 12 Partition wall 15, 17, 18, 19 Door 20 Machine room 21 Compressor 22 Cooler 23 Blower 24, 25 Cold air path 31 , 32, 33 Storage case 34 Door guide part 35 Middle guide part 36 Upper guide part 36a Inclined surface 40 Lower case 41 Support part 42 Shield part 43 Notch part 50 Middle case 51, 61 Flange part 52, 62 Projection part 53 Extension Portions 54, 64 Recessed portion 60 Upper case 63 Leg portion 64a Step portion

Claims (5)

  A door that slides in the front-rear direction to open and close the storage chamber, a lower case that is supported by the door and slides integrally with the door, and that can be placed on the lower case and slide on the lower case in the front-rear direction A refrigerator comprising: a middle case; and an upper case disposed above the middle case and placed on the lower case and slidable in the front-rear direction on the lower case.   Frames extending rearward from both side portions of the back surface of the door, door guide portions provided on both side walls of the storage chamber and guiding the frame in the front-rear direction, and protruding laterally from both side surfaces of the lower case The support part is mounted on the frame, and the middle case and the upper case are placed on the support part. Refrigerator.   The said support part has the shielding part which protrudes upwards outside the said middle stage case, and shields the upper side surface of the said lower stage case, The said upper stage case is mounted on the said shielding part, It is characterized by the above-mentioned. 2. The refrigerator according to 2.   A first projecting portion projecting laterally from a rear end portion of both side surfaces of the middle case, a flange portion projecting laterally from both side surfaces of the upper case, and extending on both side walls of the storage chamber A middle guide portion that is provided and guides the first projecting portion in the front-rear direction; and an upper guide portion that extends in the front-rear direction on both side walls of the storage chamber and guides the flange portion in the front-rear direction. The refrigerator according to claim 2 or 3, characterized by the above.   A second projecting portion projecting downward is provided at the rear portion of the flange portion, and the guide surface of the upper guide portion has an inclined surface tilted forward, and the second projecting portion is formed when the door is closed. When the upper case is placed on the support part away from the upper guide part, and the second protrusion part is arranged on the inclined surface by pulling out the door by a predetermined amount, the second protrusion part becomes the upper guide part. The refrigerator according to claim 4, wherein the refrigerator is placed on a portion and a rear portion of the upper case is separated from the support portion.

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