JP2014059074A - Refrigerator - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a refrigerator capable of positioning a base plate by a simple structure.SOLUTION: The refrigerator includes: a foam heat insulating material 7; a door front plate 6 to be a translucent door front member; a case cover 18 to be a holding part forming a space separated from the heat insulating material on the back of the door front plate 6 and holding a base plate assembly 12 in the space; an operation part 9 of the door front plate 6; a detection part 14 arranged on the back of the door front plate 6 of the operation part 9 to detect a change in electrostatic capacity; and projection parts 191, 192 arranged in the vicinity of a terminal part of the case cover 18 and projected in a direction of approaching the base plate assembly 12. The base plate assembly 12 is inserted into the space of the case cover 18 so that the detection part 14 can be abutted on the door front plate 6 and the insertion is completed when the projection parts 191, 192 are brought into contact with the base plate assembly 12.

Description

  The present invention relates to a refrigerator, and more specifically, to a refrigerator in which an operation unit is provided on a door front portion.

  Conventionally, a refrigerator is disclosed in, for example, Japanese Patent Application Laid-Open No. 2011-38712.

JP 2011-38712 A

  In the conventional refrigerator described in Patent Document 1, a guide groove for guiding the substrate is required, and there is a problem in that the cost for creating the guide groove is high.

  Accordingly, the present invention has been made to solve the above-described problems, and an object thereof is to provide a refrigerator capable of positioning a substrate with a simple structure.

  A refrigerator according to the present invention is provided in a storage room provided in the refrigerator body, a storage room door that opens and closes a front opening of the storage room, a heat insulating material provided in the storage room door, and a front surface of the storage room door. A translucent door front member, a holding portion that forms a space separated from the heat insulating material behind the door front member and holds the substrate in the space, an operation portion of the door front member, and an operation portion A detection unit provided behind the front member of the door for detecting a change in capacitance, and a protrusion provided in the vicinity of the terminal end of the holding unit and protruding in a direction approaching the substrate, the substrate from the insertion unit The insertion is completed in a state where the substrate or the holding portion can be brought into contact with the door front member, and the protruding portion is in contact with the substrate.

  In the refrigerator configured as described above, since the substrate is positioned by the protruding portion, it is not necessary to provide a guide groove. As a result, it is possible to position the substrate with a simple structure.

Preferably, the protrusion is formed so as to extend in the vertical direction of the refrigerator.
Preferably, the substrate includes a leg portion that extends in a direction approaching the protruding portion and contacts the protruding portion.

  Preferably, either or both of a substrate bent portion bent rearward of the end portion in the insertion direction into the space of the substrate and a holding portion bent portion bent rearward of the end portion in the insertion direction of the holding portion into the space are provided. It has been.

It is a front view of the refrigerator according to embodiment of this invention. It is the figure which expanded the part shown by P in FIG. It is sectional drawing along the III-III line in FIG. It is a figure of a case cover and a board | substrate assembly engaged with it. It is a perspective view which shows a case cover in detail. It is a perspective view which shows a board | substrate assembly in detail. It is sectional drawing of the board | substrate assembly according to another situation.

  Embodiments of the present invention will be described below with reference to the drawings. In the following embodiments, the same or corresponding parts are denoted by the same reference numerals, and description thereof will not be repeated.

  FIG. 1 is a front view of a refrigerator according to an embodiment of the present invention. With reference to FIG. 1, the refrigerator main body 1 has the refrigerator compartment 24, the freezer compartment 441, the vegetable compartment 54, etc. in order from the top. A quick freezing room 442 is provided between the refrigerator compartment 24 and the freezing room 441, and an ice making room 443 is provided next to the quick freezing room 442.

  Moreover, the door which opens and closes this front opening is provided in the front opening of each store room. That is, the left refrigerator compartment door 21 and the right refrigerator compartment door 22 are provided in the front opening of the refrigerator compartment 24, and the front opening of each of the freezer compartment 441, the quick freeze compartment 442, the ice making compartment 443, and the vegetable compartment 54, A freezer compartment door 42, a quick freezer compartment door 43, an ice making compartment door 41, and a vegetable compartment door 5 are provided.

  The left refrigeration compartment door 21 and the right refrigeration compartment door 22 are pivotally supported in a double swing manner by upper hinges 3 (left hinge 31 and right hinge 32) provided on the upper part of the refrigerator body 1, respectively.

  The freezer compartment door 42, the quick freeze compartment door 43, the ice making compartment door 41, and the vegetable compartment door 5 are each a drawer-type door and can be pulled out together with the container of each storage compartment.

  The left refrigerator compartment door 21 and the right refrigerator compartment door 22, the freezer compartment door 42, the quick freeze compartment door 43, the ice making compartment door 41, and the vegetable compartment door 5 are provided with a transparent glass plate 61 on their outer surfaces.

  As shown in FIG. 3, the foam heat insulating material 7 is filled and foamed between a door front plate 6 made of a glass plate 61 and a door inner plate 8. This plate thickness is a dimension in which the glass plate 61 is not broken or cracked by an impact generated when the refrigerator is assembled, when the refrigerator is transferred, and when the refrigerator is used.

  FIG. 2 is an enlarged view of a portion indicated by P in FIG. Referring to FIG. 2, the operation unit 9 sets the room temperature of each storage room such as the refrigerating room 24 and the freezing room 441 or allows the refrigerating room 24 and the freezing room 441 to be quickly operated by a user operating from the outside. Cool down or set the size of ice making. In addition, the temperature of the storage room (not shown) for maintaining the freshness of stored foods and suppressing oxidative deterioration, adjusting the temperature of the storage space, which is provided in the refrigeration room 24 and reducing the storage space to a reduced pressure or low oxygen state, reducing the pressure or reducing the oxygen content. Or set to turn off the function.

  The display unit 10 displays the input result from the operation unit 9 on the outside of the refrigerator body 1. Thereby, it is possible to confirm the operation performed by the user on the operation unit 9 or to confirm the states of various functions set in advance. Both the display unit 10 and the operation unit 9 are displayed through the glass plate from the front of the door.

  The operation unit 9 and the display unit 10 are not provided with a special panel, but are provided on the glass plate 61. That is, the glass plate 61 provided in the left refrigerator compartment door 21 is provided so as to be flat across the entire outer surface of the left refrigerator compartment door 21 including the operation unit 9 and the display unit 10.

  A colored paint is applied to the back surface of the glass plate 61 except for the display unit 10 and the operation unit 9. Thus, the foam heat insulating material 7 is processed so as not to be seen from the front side, and the operation unit 9 and the display unit 10 attached to the operation unit 9 are clearly visually recognized. doing.

  3 is a cross-sectional view taken along line III-III in FIG. Referring to FIG. 3, the substrate assembly 12 includes an LED light emitting unit 13 that illuminates the display unit 10, a detection unit 14 that detects a change in capacitance, and an automatic control unit (not shown) including a microcomputer. (Not shown) and the like, a film 16 on which display characters are printed, a substrate case 17 and the like.

  The base portion 15 (including the detection portion 14) has one surface on the front side of the base portion 15 covered with a film 16 and the other surface covered with a substrate case 17. The film 16 is in close contact with the detection unit 14. Moreover, the film 16 is the structure which permeate | transmits the light of the LED light emission part 13 from the back surface to the surface, and permeate | transmits it to the glass plate 61 side.

  The detection unit 14 is paired with the operation unit 9 when incorporated in the left refrigerator compartment door 21. That is, as shown in FIG. 3, the operation unit 9 is provided so as to overlap the front side and the detection unit 14 through the glass plate 61 and the film 16 which are insulators.

  A determination unit (not shown) detects a change in capacitance between the operation unit 9 and the detection unit 14 in the base unit 15. When there is a change in the capacitance, an oscillation circuit that oscillates and changes in amplitude according to the change in the capacitance is included. As a result, the automatic control unit that has extracted the switch signal and the on / off signal output from the determination unit drives the load. Depending on the operation of the user simply passing in front of the operation unit 9 or the user wiping the front of the refrigerator (the left refrigeration compartment door 21) for cleaning, the switch signal output by the determination unit, The off signal is not output.

  That is, the glass plate 61 which comprises the door front plate 6 of a refrigerator is an insulator, and is a translucent board | plate material. Then, in order to make the front surface of the glass plate 61 the operation unit 9, the operation content of the operation unit 9 is displayed on the film 16 positioned on the back surface of the operation unit 9 of the glass plate 61 with characters and symbols expressed by printing or the like. ing.

  On the back surface of the glass plate 61 facing the operation unit 9, the detection unit 14 provided on the base unit 15 and connected to the determination unit is provided so as to be close to each other through the film 16. The display of the operation content of the operation unit 9 and the character display of the display unit 10 provided along with the operation unit 9 are represented by printing or the like on the surface of the film 16 covering the surface of the base unit 15.

  The display on the operation unit 9 and the character display on the display unit 10 are clearly illuminated from the back surface by the LED light emitting unit 13 provided on the base unit 15. Further, when a hand or a finger touches the operation unit 9, the detection unit 14 on the base unit 15 senses a change in capacitance with the glass plate 61 and notifies the determination unit on the base unit 15. And if a determination part detects an input, a load will be operated via an automatic control part.

  The base unit 15 is provided with a detection unit 14 that detects a change in capacitance. When the determination unit determines the change in capacitance, the buzzer provided in the base unit 15 emits a notification sound and the control content A scale is added to the notification sound in accordance with the change.

  The case cover 18 serves to isolate the substrate assembly 12 from the foam insulation 7. In addition, the substrate assembly 12 is held in the case cover 18 so that the film 16 on the surface of the base portion 15 is in close contact with or close to the glass plate 61 that is the door front plate 6.

  The colored paint surface 19 is provided on the entire back surface of the glass plate 61 except for the operation unit 9 and the display unit 10.

  The protective film 19a protects the glass plate 61 from being scattered around even when a large impact is applied to the glass plate 61 and the glass is broken or cracked. Moreover, this protective film 19a is affixed on the same surface as the colored paint surface. This prevents the foam heat insulating material 7 from seeing through from the front side of the door, thereby preventing the appearance from being impaired.

  The board assembly 12 is provided on the door of the refrigerator compartment 24 provided at the top of the refrigerator body 1, that is, on the left refrigerator compartment door 21. This height position is a position out of reach of small children. In addition, the position is easy to see and operate for the user.

  Furthermore, in the case of this embodiment, the display part 10 does not protrude from the door front plate 6 as in the prior art. Accordingly, it is difficult for a small child to recognize that the display unit 10 is there. That is, mischievous operations by children can be reduced.

  FIG. 4 is a diagram of the case cover and the board assembly engaged therewith. Referring to FIG. 4, the leg portion 20 protrudes outward from the board assembly 12. The leg portion 20 is in contact with projecting portions 191 and 192 provided on the case cover 18, and the leg portion 20 is pressed by the projecting portions 191 and 192. The number of the protrusions 191 and 192 may be larger or smaller than that shown in FIG.

  FIG. 5 is a perspective view showing the case cover in detail. Referring to FIG. 5, the case cover 18 is formed with a strip 193 extending in the lateral direction. Two strips 193 are provided on the top and bottom, and the top strip is not shown. The thickness of the strip 193 may be constant or may change. Protrusions 191 and 192 are provided on the strip 193. In this example, the protrusions 191 and 192 are provided at four locations, but more protrusions 191 and 192 may be provided.

  FIG. 6 is a perspective view showing the board assembly in detail. With reference to FIG. 6, four leg portions 20 are arranged at corners of the plate-like substrate assembly 12. The board assembly 12 is positioned by the leg portion 20 coming into contact with the projecting portions 191 and 192 and being pressed. The board assembly 12 is inserted into the space in the direction indicated by the arrow A.

  FIG. 7 is a cross-sectional view of a substrate assembly according to another aspect. Referring to FIG. 7, bent portions R <b> 1 and R <b> 2 may be provided at the tip ends of substrate assembly 12 and base portion 15. By providing the bent portions R1 and R2, it is possible to prevent the back surface of the door front plate from being damaged at the corners of the substrate component 12 and the base portion 15 when the substrate assembly 12 is inserted into the space.

  Since the base portion 15 is covered with the film 16, even when the base portion 15 comes into contact with the rear surface of the glass plate during insertion, the film 16 improves sliding. As a result, it becomes easy to insert, and it becomes possible to prevent the back surface of the glass plate from being damaged.

  The refrigerator according to the present invention includes a refrigerator compartment 24 as a storage compartment provided in the refrigerator body, a left refrigerator compartment door 21 as a storage compartment door for opening and closing the front opening of the refrigerator compartment 24, and a left refrigerator compartment door 21. Foam heat insulating material 7 as a heat insulating material provided in the door, a door front plate 6 as a translucent door front member provided in front of the left refrigerator door 21, and a heat insulating material behind the door front plate 6. A case cover 18 as a holding portion for holding the substrate assembly 12 in the space, an operation portion 9 of the door front plate 6, and a rear portion of the door front plate 6 of the operation portion 9. And a detection unit 14 that detects a change in capacitance, and protrusions 191 and 192 that are provided in the vicinity of the terminal portion of the case cover 18 and protrude in a direction approaching the substrate assembly 12. In the space of the case cover 18, the substrate assembly 12 or the base portion 15 and Base portion upper surface of the film 16 is inserted at the contact ready the door front panel 6, inserted in a state where the protruding portions 191 and 192 is in contact with the substrate assembly body 12 is completed. The protrusions 191 and 192 are formed to extend in the vertical direction of the refrigerator. The board assembly 12 has legs 20 that extend in a direction approaching the protrusions 191 and 192 and abut against the protrusions 191 and 192.

  In the refrigerator configured as described above, since the board assembly 12 is positioned by the protrusions 191 and 192, there is no need to provide a guide groove. As a result, it is possible to position the substrate assembly with a simple structure.

  The embodiment disclosed this time should be considered as illustrative in all points and not restrictive. The scope of the present invention is defined by the terms of the claims, rather than the description above, and is intended to include any modifications within the scope and meaning equivalent to the terms of the claims.

  DESCRIPTION OF SYMBOLS 1 Refrigerator main body, 3 hinge, 5 vegetable compartment door, 6 door front plate, 7 foam insulation, 8 door inner plate, 9 operation part, 10 operation part, 12 board assembly, 13 light emission part, 14 detection part, 15 base Part, 16 film, 17 substrate case, 18 case cover, 19 colored paint surface, 20 legs, 21 left refrigerator compartment door, 22 right refrigerator compartment door, 24 refrigerator compartment, 31 left hinge, 32 right hinge, 41 ice compartment door , 42 Freezer compartment door, 191, 192 Projection.

Claims (4)

A storage room provided in the refrigerator body;
A storage room door for opening and closing the front opening of the storage room;
A heat insulating material provided in the storage room door;
A translucent door front member provided in front of the storage compartment door;
A holding part for forming a space separated from the heat insulating material behind the door front member and holding the substrate in the space;
An operation portion of the door front member;
A detection unit that is provided behind the door front member of the operation unit and detects a change in capacitance; and a protrusion that is provided near the terminal end of the holding unit and protrudes in a direction approaching the substrate. ,
The refrigerator, wherein the substrate is inserted into the space from the insertion portion in a state where the substrate or the holding portion can contact the door front member, and the insertion is completed in a state where the protruding portion is in contact with the substrate.   The refrigerator according to claim 1, wherein the protrusion is formed to extend in a vertical direction of the refrigerator.   The refrigerator according to claim 1 or 2, wherein the substrate includes a leg portion that extends in a direction approaching the protrusion and contacts the protrusion. Either the substrate bent portion bent backward of the end portion of the substrate in the insertion direction into the space, the holding portion bent portion bent backward of the end portion of the holding portion in the direction of insertion into the space, or both. The refrigerator in any one of Claims 1-3 provided.

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