JP2008101804A - Refrigerator - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To improve the external design of a refrigerator having a reed switch for detecting opening/closing of a door, and a magnet. <P>SOLUTION: A refrigerator body 14 has an ice making chamber door 16, the reed switch 20 for detecting opening/closing of the door, and the magnet 24 for the reed switch. The reed switch 20 is embedded in a partition body 21 partitioning the refrigerator body into respective storage chambers, and the magnet 24 for the reed switch is installed at an inner plate 26 which is a component of the ice making chamber door 16. The reed switch and the magnet are thereby installed at nonexternal faces hardly noticed by a user. Consequently, unlike the conventional case of installing them inside a projecting form provided at a cap of the door easily noticed by the user, a neat feeling of appearance is improved by the eliminated portion of the projecting form to enhance the design property of the refrigerator. <P>COPYRIGHT: (C)2008,JPO&INPIT

Description

  The present invention relates to a refrigerator provided with a device for detecting opening and closing of a door.

  In recent years, home appliances such as refrigerators have entered an era of diversification, and it has become more demanding than ever to improve not only the basic performance but also the design of the product.

  Conventionally, a reed switch is used as a door open / close reed switch of this kind of refrigerator, and the reed switch is provided on the refrigerator main body, and the detection magnet is provided with a convex portion on the upper surface or the lower surface of the refrigerator door (for example, patent) Reference 1).

4 and 5 show a schematic perspective view of a conventional refrigerator described in Patent Document 1 and a schematic cross-sectional view of a reed switch unit. As shown in FIGS. 4 and 5, the refrigerator main body 1 has a refrigerator compartment door 2, an upper freezer compartment door 3, a lower freezer compartment door 4, and a vegetable compartment door 5. The switch 6 is provided at the front edge of the refrigerator main body, and the reed switch magnet 7 is foamable in a space formed between the outer plate 8 and the inner plate 9 and a cap 10 connecting these side edges. It is installed in the inside of the convex part 12 formed in the cap 10 of the upper freezer compartment door 3 filled with the heat insulating material 11 which has. Similarly, the magnet 7 is installed also inside the convex part 13 provided in the refrigerator compartment door 2 lower part.
Japanese Patent No. 3546345

  However, in the above-described conventional configuration, the projecting portion 12 formed on the cap 10 becomes a factor that hinders the design of the upper freezer compartment door 3, and the abolition of the projecting portion 12 further increases the design of the refrigerator. It was.

  This invention solves the said conventional subject, and it aims at providing the refrigerator which improved the refreshing feeling at the time of seeing the upper freezer compartment door 3 from upper part, and improved the designability of the refrigerator further.

  In order to solve the above-described conventional problems, a refrigerator according to the present invention includes a refrigerator-freezer body having a plurality of storage rooms, an openable / closable door that covers the opening surface of the refrigerator-freezer body, and a lead for detecting the opening / closing of the door. The reed switch is embedded in a partition body for partitioning the refrigerator-freezer main body into each storage chamber, and the magnet is between the outer plate and the inner plate and a cap that connects these side edges. Is installed on the inner plate of the door, which is formed by filling the space formed in the space with foam heat insulating material.

  Accordingly, it is possible to move the attachment position of the door opening / closing detection magnet from the appearance surface that is noticeable to the user's eyes to the non-appearance surface that is not easily noticeable by the users.

  The refrigerator of the present invention provides a refrigerator with improved design by moving the attachment position of the door opening / closing detection magnet from an external surface that is invisible to the user's eyes to a non-external surface that is not easily visible to the user's eyes. can do.

  The invention according to claim 1 has a refrigerator-freezer body having a plurality of storage rooms, an openable / closable door that covers the opening surface of the refrigerator-freezer body, a reed switch and a magnet for detecting opening and closing of the door, The reed switch is embedded in the partition for partitioning the refrigerator-freezer main body into each storage room, and the magnet is in a space formed between the outer plate and the inner plate and a cap connecting these side edges. By installing on the inner plate of the door filled with foam insulation, the installation position of the magnet for detecting the opening and closing of the door is changed from the external surface that is invisible to the user's eyes to the non-external surface that is not easily visible to the users' eyes. By making it move, the designability can be improved.

  According to a second aspect of the present invention, in the first aspect of the invention, the inner plate has a convex portion for suppressing convection of cold air near the opening of the storage chamber, and the magnet is the convex portion. By being installed in the refrigerator, it is possible to provide a refrigerator with improved design as well as energy saving.

  According to a third aspect of the present invention, in the second aspect of the present invention, the magnet is installed inside the convex portion that becomes a filling space for the foamed heat insulating material, so that the magnet is dropped when the refrigerator is used. Therefore, the magnet fixing method can be simplified, and the manufacturing cost can be reduced.

  According to a fourth aspect of the present invention, in the third aspect of the invention, the inner plate is integrally formed with a shape that serves as an attachment mark of the magnet, so that an assembly operator can easily perform a predetermined operation. Since the magnet can be attached to a place, the number of manufacturing steps and the manufacturing cost can be reduced.

  According to a fifth aspect of the present invention, in the invention according to any one of the first to fourth aspects, the opening for embedding the reed switch in the partition is located outside the storage chamber, so Therefore, it is possible to reduce the number of manufacturing steps and the manufacturing cost.

  Hereinafter, embodiments of a refrigerator according to the present invention will be described with reference to the drawings. The present invention is not limited to the embodiments.

(Embodiment 1)
1 is a perspective view showing an open state of a refrigerator compartment door in a refrigerator according to Embodiment 1 of the present invention, FIG. 2 is an enlarged perspective view of the vicinity of the ice compartment door in FIG. 1, and FIG. 3 is an ice compartment door and refrigerator in the refrigerator. It is sectional drawing which shows the principal part of a chamber door.

  1, 2, and 3, the refrigerator main body 14 has a refrigerator compartment door 15, an ice making compartment door 16, a switching compartment door 17, a vegetable compartment door 18, and a freezer compartment door 19, and a lead for door open / close detection. The switch 20 is embedded in a partition body 21 for partitioning the refrigerator main body 14 into the refrigerator compartment 15a and the ice making chamber 16a, and the opening 20a of the storage portion of the reed switch 20 is provided in the front edge portion 22 of the refrigerator main body 14, The opening 20 a is covered with the case 23. The reed switch magnet 24 is filled with a foam insulation 28 in a space formed between an outer plate 25 and an inner plate 26 and an upper cap 27 and a lower cap (not shown) connecting these side edges. The ice making chamber door 16 is installed on a surface of the inner plate 26 in contact with the foam heat insulating material 28, and particularly for mounting provided on the convex portion 26a for suppressing the convection of cold air in the vicinity of the ice making chamber opening of the inner plate 26. For example, it is fixed to the inner plate 26 with a double-sided tape so as to contact the mark shape 29. Similarly, a reed switch magnet 24 is also fixed to the convex portion 30 a of the inner plate 30 of the refrigerator compartment door 15 so as to contact the mark shape 31 for attachment.

  In this way, the reed switch magnet 24 is installed on a non-exterior surface that is not easily noticed by the user, such as the inner plate 26 of the ice making room door 16 and the inner plate 30 of the refrigerator door 15, so that it is not conventional. Unlike the case of installation inside the convex shape provided on the door cap, which is easily noticeable to the eyes of new users, the appearance of the convex shape is improved, and the design of the refrigerator is further enhanced. Can do.

  Moreover, since the reed switch magnet 24 is installed in the convex portions 26a and 30a of the inner plate for suppressing the convection of the cold air near the opening of the storage chamber, not only the design of the refrigerator but also the energy saving performance is achieved. Can be increased.

  In addition, since the convex portions 26a and 30a of the inner plate are integrally formed with the shape of the attachment mark of the reed switch magnet 24, the assembly operator can easily go to a predetermined place as compared with the case where there is no mark. The magnet can be attached, and the number of manufacturing steps and the manufacturing cost of the refrigerator can be reduced.

  Further, since the opening of the storage part of the reed switch 20 is provided outside the storage chamber called the front edge part 22 of the refrigerator main body 14, the refrigerator is assembled without using a sealing material or the like for preventing condensation in the opening. Therefore, it is possible to reduce the number of manufacturing steps and the manufacturing cost of the refrigerator.

  Even in the case of a capless door in which the cap 27 is abolished by deep-drawing the outer plate 25, the magnet 24 can be installed on the inner plate 26, so the mounting shape of the magnet 24 is added on the outer plate. Therefore, it is possible to provide a refrigerator with improved design.

  As described above, the refrigerator according to the present invention is more designed by moving the attachment position of the door opening / closing detection magnet from the external surface that is invisible to the user's eyes to the non-external surface that is not easily visible to the user's eyes. Therefore, the present invention can be applied to other cooling devices having a similar layout.

The perspective view which shows the open state of the refrigerator compartment door of the refrigerator in Embodiment 1 of this invention 1 is an enlarged perspective view of the vicinity of the ice chamber door in FIG. Cross-sectional view of main parts of ice making room door and refrigeration room door in the same embodiment Schematic perspective view of a conventional refrigerator Schematic cross-sectional view of a conventional refrigerator reed switch

Explanation of symbols

DESCRIPTION OF SYMBOLS 14 Refrigerator body 16 Ice making room door 20 Reed switch 20a Opening part 21 Partition body 24 Reed switch magnet 25 Outer plate 26 Inner plate 26a Convex part 27 Cap 28 Foam heat insulating material 30a Convex part 31 Marking shape

Claims (5)

  A refrigerating refrigerator main body having a plurality of storage chambers, an openable / closable door covering the opening surface of the refrigerating refrigerator main body, a reed switch and a magnet for detecting opening / closing of the door, and the reed switch The magnet is embedded in a partition for partitioning into a storage chamber, and the magnet is formed by filling a foam heat insulating material in a space formed between the outer plate and the inner plate and a cap connecting these side edges. A refrigerator characterized by being installed on the inner plate of the door.   The refrigerator according to claim 1, wherein the inner plate has a convex portion for suppressing convection of cold air in the vicinity of the opening of the storage chamber, and the magnet is installed on the convex portion.   The refrigerator according to claim 2, wherein the magnet is installed inside the convex portion serving as a filling space for the foam heat insulating material.   The refrigerator according to claim 3, wherein the inner plate is integrally formed with a shape serving as an attachment mark of the magnet.   The refrigerator according to any one of claims 1 to 4, wherein an opening for embedding the reed switch in the partition is outside the storage chamber.

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