JP6517858B2 - refrigerator - Google Patents

Description

  Embodiments of the present invention relate to a refrigerator.

  In the refrigerator, in order to improve the heat insulation performance, the vacuum heat insulating material is disposed in the inside such as the outer wall part, the ceiling part, the bottom part and thermally insulated, and the vacuum heat insulating material is also disposed inside the door on the front side of the refrigerator And constitute a heat insulation door with improved heat insulation performance.

  A gasket is attached around the heat insulating door on which such a vacuum heat insulating material is disposed.

  The gasket has a hollow sealed air cushion portion made of a flexible material and an arrowhead-like insertion portion projecting from the air cushion portion, and the insertion portion is formed on the inside of the periphery of the door. It is inserted and installed in the recess. Moreover, a magnet is attached to the surface opposite to the insertion part of the air cushion part of a gasket, and this magnet adsorbs the metal member which comprises the end of the peripheral wall of a vegetable compartment, and the vegetable compartment is sealed. I have to.

  As described above, when the gasket is attached to the inside of the periphery of the drawer-type door, it is necessary to form a recess for inserting the insertion portion of the gasket on the inside of the periphery of the drawer-type door, The vacuum heat insulating material disposed in the drawer-type door to improve the heat insulation performance can not be provided up to the periphery of the drawer-type door due to the recess, and only in the portion except the periphery of the drawer-type door Because the vacuum insulation material is disposed, the insulation performance of the drawer-type door is not sufficient, and a vacuum insulation material is disposed throughout the drawer-type door including the surroundings, and a refrigerator having further improved the thermal insulation performance is desired. ing.

Japanese Patent Application No. 2012-035460

  This invention is made in view of the above, The place made into the objective is providing the refrigerator which arrange | positioned a vacuum heat insulating material over the whole drawer type door, and further improved the heat insulation performance.

The refrigerator according to the embodiment is a refrigerator having a heat insulation box having an opening at the front and a door closing the opening at the front of the heat insulation box, the front of the door being covered with glass, and the side of the door The side plate at the end has a parallel portion extended into the door, and the vacuum heat insulating material installed in the door is in contact with the inner surface of the glass and the inner surface of the parallel portion. The glass is arranged so as to cover the parallel portion, and the outer peripheral portion of the glass is characterized in that the outer end edge portion is positioned inside the side plate without being covered with the glass holding portion on the front side.

BRIEF DESCRIPTION OF THE DRAWINGS It is a perspective view which shows the whole refrigerator concerning the 1st Embodiment of this invention. FIG. 2 is a horizontal cross-sectional view of the vegetable compartment of the refrigerator shown in FIG. It is sectional drawing which shows the right side edge part of a drawer type door applied to drawer type doors, such as a vegetable compartment of the refrigerator concerning the 2nd Embodiment of this invention, and the front side edge part of the right side wall of a vegetable compartment. It is sectional drawing which shows the right side edge part of a drawer type door applied to drawer type doors, such as a vegetable compartment of the refrigerator concerning the 3rd Embodiment of this invention, and the front side edge part of the right side wall of a vegetable compartment. It is sectional drawing which shows the right side edge part of a drawer type door applied to drawer type doors, such as a vegetable compartment of the refrigerator concerning the 4th embodiment of this invention, and the front side edge part of the right side wall of a vegetable compartment. It is sectional drawing which shows the right side edge part of a drawer type door applied to drawer type doors, such as a vegetable compartment of the refrigerator concerning the 5th Embodiment of this invention, and the front side edge part of the right side wall of a vegetable compartment.

  Hereinafter, modes for carrying out the present invention (hereinafter referred to as embodiments) will be described using the drawings.

  FIG. 1 is a perspective view showing the entire refrigerator according to the first embodiment of the present invention. The refrigerator 1 shown in the same figure has a refrigerator compartment 5 which is opened and closed by double door type non-woven doors 3a and 3b at the top and a vegetable compartment 9 opened and closed by a drawer door 7 below the refrigerator compartment 5. It is provided. Furthermore, below the vegetable room 9, an ice making room 11 and a first freezing room 13 are provided side by side, and a second freezing room 15 is provided at the lowermost part of the lower side.

  FIG. 2 is a horizontal cross-sectional view of the vegetable compartment 9 of the refrigerator 1 shown in FIG. The vegetable room 9 shown in the figure has a substantially rectangular cross section consisting of left and right side walls 11a and 11b open at the front side with the drawer type door 7 and a rear wall 13 connecting the both at the rear end. A gasket 15 is attached to the left and right ends on the front side, and the gasket 15 abuts against the inside of the left and right ends of the drawer type door 7 to keep the inside of the vegetable compartment 9 in a sealed state.

  The drawer type door 7 is composed of a front plate 25 and a rear plate 27 which are disposed spaced apart, and the vacuum heat insulating material 21 is disposed between the front plate 25 and the rear plate 27, and the drawer type door 7 is The heat insulation performance of 7 is improved. The front plate 25 and the rear plate 27 are configured such that the end portions abut each other or partially overlap at the left and right side end portions of the drawer type door 7 so as to surround the whole vegetable room without a gap. Further, on the inner side of the portion close to the left and right ends close to the gasket 15 of the drawer type door 7, left and right throat portions 41a and 41b which largely project toward the inside of the vegetable compartment 9 are provided.

  Similarly, the side walls 11a and 11b and the rear wall 13 of the vegetable compartment 9 are also constituted by an inner plate 31 and an outer plate 33 which are disposed at intervals, and between the inner plate 31 and the outer plate 33. A vacuum heat insulating material 35 is provided to improve the heat insulating performance of the vegetable room 9.

  Recesses 37 are formed in the front ends of the side walls 11a and 11b, that is, on the front ends of the side walls 11a and 11b facing the inside of the left and right ends of the drawer type door 7, and the arrowhead of the gasket 15 is formed in the recess 37. The insertion part 15a of the shape of a letter is inserted, and the gasket 15 is attached. The gasket 15 is connected to the insertion portion 15a, and has a hollow sealed air cushion portion 15b made of a flexible material, and the attachment portion 15a is attached so as to protrude from the air cushion portion 15b. It is done.

  A magnet 15c is attached to the inside of the front of the air cushion portion 15b of the gasket 15, that is, the inside of the front of the air cushion portion 15b facing the drawer type door 7. The magnet 15c is attached to the left and right of the drawer type door 7 A metal piece (not shown) attached to portions of the resin back plate 27 at both ends is magnetically adsorbed to make the vegetable compartments in a sealed state, and the heat insulation performance thereof is improved.

  In the first embodiment configured as described above, the gasket 15 is provided at the front end of the side walls 11a and 11b, and the drawer type door 7 does not have the gasket 15, so that the gasket 15 can be attached. Since there is no recess in the drawer-type door 7, the vacuum heat insulating material 21 in the drawer-type door 7 can be provided on the entire drawer-type door 7 including the left and right ends of the drawer-type door 7. The performance can be remarkably improved, and by using the vacuum heat insulating material 21, the thickness of the drawer-type door 7 can be thin, and the internal volume of the vegetable compartment 9 opened and closed by the drawer-type door 7 can be increased.

  FIG. 3 is a cross-sectional view showing a right end of a drawer type door applied to a drawer type door such as a vegetable compartment of a refrigerator according to a second embodiment of the present invention and a front end of a right side wall of the vegetable compartment. is there. The figure shows the right end of the drawer door of the vegetable room and the front end of the right wall of the vegetable room, but the left end of the drawer door and the front side of the left wall of the vegetable room The structure of the end is also the same structure and is omitted for simplification of the figure.

  In FIG. 3, the drawer-type door 17 of the vegetable room is closely attached to the back surface of the front plate 25 by a vacuum heat insulating material 21 by adhesion or the like. It is extended and arrange | positioned by the whole inside of the drawer type door 17. As shown in FIG. The front plate 25 covering the front side of the drawer-type door 17 is bent inward at the end of the drawer-type door 17 so as to cover the end of the drawer-type door 17 to form a bent side 25 a However, at the end portion of the front plate 25 which extends to the rear of the bent side portion 25a, a tip portion 27a broken into two of the rear plate 27 is fitted.

  A magnetic attachment plate 53 made of metal is disposed near the corner on the back side of the end of the vacuum heat insulating material 21 attached to the back side of the front plate 25, but the back plate 27 of the drawer type door 17 is The portion extending leftward passes through the back side of the magnetic attachment plate 53 so as to cover the magnetic attachment plate 53 and extends rearward so as to form the throat portion 41b, and the magnetic attachment plate 53 After being crossed, it is bent to form the tip portion 27a broken into two. The portion of the back plate 27 where the magnetic attachment plate 53 is provided is slightly recessed so that the magnetic attachment plate 53 can be easily stored.

  A gasket 45 is attached to the front end of the right side wall 51 of the vegetable room. The right side wall 51 has an outer plate 47 and an inner plate 49 which are disposed spaced apart, and the vacuum heat insulating material 35 is disposed between the two, but the inner plate 49 is a drawer type door 17 is bent toward the outer plate 47 so as to constitute the front end of the side wall 51, and the concave portion 51a into which the arrowhead shaped insertion portion 45a of the gasket 45 is inserted in this bent portion Is formed. After the inner plate 49 is formed with the recess 51a, the extended tip is bent at the front end of the right side wall 51 of the outer plate 47, and is engaged with the hook 47a formed by the bent end. doing.

  Similarly, the gasket 45 is connected to the insertion portion 45a and has a hollow sealed air cushion portion 45b made of a flexible material, and the insertion portion 45a protrudes from the air cushion portion 45b. As attached. Then, the magnet 45c is pinched by the pinching portion which is elongated in the air cushion portion 45b in the inside of the front side of the air cushion portion 45b, that is, in the front side of the air cushion portion 15b facing the drawer type door 7. The magnet 45c is attached and adsorbs the magnetic attachment plate 53 provided at the end of the drawer-type door 17 to seal the vegetable compartment and improve its heat insulation performance.

  In the second embodiment configured as described above, the gasket 45 is provided at the front end of the side wall 51, and the drawer type door 17 does not have the gasket 45, and therefore a recess for attaching the gasket 45 Since the vacuum heat insulating material 21 in the drawer type door 17 can be provided on the whole of the drawer type door 17 including the end of the drawer type door 17, since the heat insulation performance of the drawer type door 17 is not provided. By using the vacuum heat insulating material 21, the thickness of the drawer-type door 17 can be made thin, and the internal volume of the vegetable compartment opened and closed by the drawer-type door 17 can be increased.

  FIG. 4 is a cross-sectional view showing a right end of a drawer type door applied to a drawer type door such as a vegetable compartment of a refrigerator according to a third embodiment of the present invention and a front end of a right side wall of the vegetable compartment. is there. The figure shows the right end of the drawer door of the vegetable room and the front end of the right wall of the vegetable room, but the left end of the drawer door and the front side of the left wall of the vegetable room The structure of the end is also the same structure and is omitted for simplification of the figure.

  In FIG. 4, the structure in which the gasket 15 at the front end of the side wall 11b is provided is the same as the structure shown in FIG. 2, and the same components are denoted by the same reference numerals. Further, although the drawer type door is indicated by reference numeral 57, the vacuum heat insulating material 21 is closely attached to the inside of the front plate 25 by adhesion or the like, and the rear plate 27 opposed to sandwich the vacuum heat insulating material 21 is disposed. The throat portion 41b is provided on a portion near the end of the rear plate 27 so as to largely project inward.

  The right end of the front plate 25 facing the gasket 15 at the front end of the side wall 11b is bent backward to form the bent side 25a of the drawer-type door 57 and then bent inward at a right angle. A bent portion 25b is formed, and the bent end is further bent so as to be directed to the inside of the drawer type door 57 to form a bent piece 25c. Further, at the right end of the drawer type door 57, the rear plate 27 is bent in a hook shape to form a recess 27b, and the bent piece 25c is engaged with the recess 27b.

  At the end of the drawer-type door 57 configured as described above, since the bent portion 25b of the metal front plate 25 is provided to face the magnet 15c of the gasket 15, the drawer-type door 57 is closed. Sometimes, the bent portion 25b of the front plate 25 closely approaches the magnet 15c of the gasket 15, is attracted by the attraction force of the magnet 15c, and seals the end of the drawer type door 57 and the front end of the side wall 11b. As well as keeping the interior of the vegetable compartment 9 thermally insulated, and also having a gasket 15 at the front end of the side wall 11b, the drawer-type door 57 has no gasket and therefore for attaching the gasket Since there is no recess in the drawer-type door, the vacuum insulation 21 in the drawer-type door 57 can be provided throughout the drawer-type door, including the end of the drawer-type door, and the disconnection of the drawer-type door With performance can significantly improve, by using a vacuum heat insulating material 21, the thickness of the drawer type door may be configured thin, it is possible to increase the internal volume of the vegetable compartment which is opened and closed by drawer type doors.

  FIG. 5 is a cross-sectional view showing the right end of a drawer-type door applied to a drawer-type door such as a vegetable compartment of a refrigerator according to a fourth embodiment of the present invention and the front end of the right side wall of the vegetable compartment is there. The figure shows the right end of the drawer-type door such as a vegetable room and the front end of the right side wall, but the left end of the drawer-type door and the front side of the left wall such as a vegetable compartment The structure of the end is also the same structure and is omitted for simplification of the figure.

  In FIG. 5, the structure provided with the gasket 45 at the front end of the right side wall 51 is provided so that the magnet 45c is sandwiched from both sides by the inner wall of the air cushion 45b in the air cushion 45b in FIG. 5 are substantially the same as the structure shown in FIG. 3 except that they are surrounded by the inner wall of the air cushion 45b, and the same components are denoted by the same reference numerals.

  The drawer type door 67 in FIG. 5 is configured such that the front surface is covered with a glass 69, and a vacuum heat insulating material 21 is closely attached to the inside of the glass 69 by adhesion or the like. Further, a side plate 71 made of plastic is attached to the side end of the drawer-type door 67, and a part of the side plate 71 closer to the front side extends into the drawer-type door 67 along the inside of the glass 69, The end of the side plate 71 which constitutes the glass parallel portion 71a and is on the front side of the glass parallel portion 71a is bent so as to hold the end of the glass 69 between the glass parallel portion 71a and the glass The holding unit 71 b is configured.

  Further, a step 71 c is formed on the rear side of the side plate 71 on the rear side toward the right side wall 51, and a horizontal portion of the rear plate 27 is bent on the step 71 c. One end of the end 27c is placed. The other end of the horizontal end 27c of the rear plate 27 extends upward and then extends horizontally, and continues to the rear plate 27 constituting the throat portion 41b. On the horizontal end 27 c, a magnetic attachment plate 73 having a U-shaped cross section made of a steel plate or the like facing downward is mounted so as to face the magnet 45 c of the gasket 45.

  At the end of the drawer type door 67 of the present embodiment configured as described above, the magnetic attachment plate 73 made of a steel plate or the like is provided to face the magnet 45 c of the gasket 45. When closed, the magnetic attachment plate 73 comes in close contact with the magnet 45c of the gasket 45, is attracted by the adsorption force of the magnet 45c, and closes the end of the drawer type door 67 and the front end of the side wall 11b in a sealed state. The interior of the chamber 9 can be kept thermally insulated and also the gasket 45 is provided at the front end of the right side wall 51 and there is no gasket in the drawer-type door 67 and so for attaching the gasket 45 Since there is no recess in the drawer door 67, the vacuum insulation 21 in the drawer door 67 can be provided on the entire drawer door 67, including the end of the drawer door. While the heat insulation performance of the drawer-type door 67 can be remarkably improved, the thickness of the drawer-type door 67 can be configured thin by using the vacuum heat insulating material 21, and the internal volume of the vegetable compartment opened and closed by the drawer-type door 67 is increased. be able to.

  FIG. 6 is a cross-sectional view showing a right end of a drawer type door applied to a drawer type door such as a vegetable compartment of a refrigerator according to a fifth embodiment of the present invention and a front end of a right side wall of the vegetable compartment is there. The figure shows the right end of the drawer door of the vegetable room and the front end of the right wall of the vegetable room, but the left end of the drawer door and the front side of the left wall of the vegetable room The structure of the end is also the same structure and is omitted for simplification of the figure.

  In FIG. 6, the structure provided with the gasket 15 at the front end of the side wall 11b is the same as the structure shown in FIGS. 2 and 4, and the same components are denoted by the same reference numerals. Further, as in the case of FIG. 5, the drawer type door 77 of the present embodiment is configured such that the front surface is covered with the glass 69, and the vacuum heat insulating material 21 is closely attached to the inside of the glass 69 by adhesion or the like. In addition, a side plate 71 made of plastic is attached to the side end of the drawer-type door 77, and a part of the side plate 71 near the front is bent, and then the drawer-type door 77 extends along the inside of the glass 69. Extending inward to constitute a glass parallel portion 71a, the end on the front side of the side plate 71 beyond the glass parallel portion 71a slightly protrudes to the front side relative to the glass parallel portion 71a, and the glass 69 is drawn out at this projection It is held so as not to move to the outside of the door 77.

  The other end toward the side wall 11b of the side plate 71 of the drawer type door 77 is bent at a place beyond the vacuum heat insulating material 21 to constitute a bent piece 71d, and this bent piece 71d is a throat of the back plate 27. A hanging portion 75a of a substantially T-shaped magnetic attachment plate 75 made of a steel plate or the like between the end 41d of the rear plate 27 extending beyond the portion 41b toward the side wall 11b along the vacuum heat insulating material 21 Sandwiching

  The upper horizontal portion 75 b of the hanging portion 75 a of the magnetic attachment plate 75 is disposed to face the magnet 15 c of the gasket 15. Further, the lower end of the hanging portion 75a of the magnetic attachment plate 75 is bent outward and enters the lower side of the bent piece 71d of the side plate 71, so that the magnetic attachment plate 75 does not easily shift.

  Also at the end of the drawer type door 77 of this embodiment, the magnetic attachment plate 75 made of a steel plate or the like is provided to face the magnet 15 c of the gasket 15. Therefore, when the drawer type door 77 is closed, the magnetic attachment plate 75 closely contacts the magnet 15c of the gasket 15, is attracted by the attraction of the magnet 15c, closes the end of the drawer type door 77 and the front end of the side wall 11b in a sealed state, and thermally insulates the inside of the vegetable compartment 9 And the gasket 15 is provided at the front end of the side wall 11b, and there is no gasket in the drawer-type door 77, so there is no recess in the drawer-type door 77 for attaching the gasket 15 either. Therefore, the vacuum heat insulating material 21 in the drawer-type door 77 can be provided on the whole of the drawer-type door 77 including the end of the drawer-type door, and the thermal insulation of the drawer-type door 77 Significantly it is possible to improve, by using the vacuum heat insulating material 21, the thickness of the drawer type door 77 can also be configured thin, it is possible to increase the internal volume of the vegetable compartment which is opened and closed by drawer type door 77.

  While certain embodiments of the present invention have been described, these embodiments have been presented by way of example only, and are not intended to limit the scope of the invention. These novel embodiments can be implemented in various other forms, and various omissions, substitutions, and modifications can be made without departing from the scope of the invention. These embodiments and modifications thereof are included in the scope and the gist of the invention, and are included in the invention described in the claims and the equivalent scope thereof.

DESCRIPTION OF SYMBOLS 1 Refrigerator 7 Draw-out door 9 Vegetable room 11a, 11b Side wall 13 Back wall 15 Gasket 15a Insertion part 15b Air cushion part 15c Magnet 21 Vacuum heat insulating material 25 Front plate 25a Folded side 25b Folded piece 25c After folded part 27 Plate 27a Tip 27b Recess 27c Horizontal end 27c
27d End 31 Inner plate 33 Outer plate 35 Vacuum heat insulating material 41a, 41b Throat portion 45 Gasket 45a Insertion portion 45b Air cushion portion 45c Magnet 47 Outer plate 47a Hook portion 49 Inner plate 51 Side wall 51a Recess 53 Magnetic attachment plate 57 Withdrawal type Door 67 Pull-out door 69 Glass 71 Side plate 71a Glass parallel portion 71b Glass holding portion 71c Stepped portion 71d Bent piece 73 Magnetic attachment plate 75 Magnetic attachment plate

Claims (2)

A refrigerator comprising: a heat insulation box having an opening in the front; and a door closing the opening in the front of the heat insulation box,
The front of the door is covered with glass,
The side plate of the side end of the door has a parallel portion extended into the door,
The vacuum heat insulating material installed in the door is disposed so as to cover the parallel portion in contact with the inner surface of the glass and the inner surface of the parallel portion, respectively .
The outer edge part of the outer peripheral part of the said glass is located inside the said side plate, without the front side being covered with a glass holding part, The refrigerator characterized by the above-mentioned. The front end of the side plate has a protrusion that protrudes to the front side relative to the parallel portion,
The refrigerator according to claim 1, wherein an outer edge of the outer periphery of the glass is positioned inside the protrusion.

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