JP2012047379A - Refrigerator - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a refrigerator that prevents entry of liquid, and also includes an operation unit providing a stable operational feeling.SOLUTION: The refrigerator has a storage compartment arranged at a refrigerator body, a storage compartment door for opening and closing an opening of the storage compartment, a longitudinally long door front plate arranged at the storage compartment door, the operation unit facing the external from the opening of the door front plate, and a control board for switching and controlling various functions according to the operation of the operation unit. A plurality of operation units are arranged vertically and consecutively, and are connected with a first recessed wall so as to be operated, independently and respectively. On the upper and lower ends of the first wall, the operation units have a plurality of second walls, which are spaced apart and integrally formed with the first wall, respectively.

Description

  The present invention relates to a refrigerator.

  JP, 2007-40660, A (patent documents 1) is mentioned as a prior art example of this technical field. Patent Document 1 has a control board having a first button part, a second button part, a sheet sandwiched between the two buttons, a light source lamp, a button switch, and the like, and a door decorative board The operation part of the first button is exposed to the front side of the door decorative plate through the hole provided in the door, and liquid such as water temporarily enters the door decorative plate through the gap between the door decorative plate and the button part. Even in this case, it is described that the sheet is prevented from entering the control board.

JP 2007-40660 A

  However, in Patent Document 1, separate first button parts, second button parts, and sheets are required, which increases the number of parts and costs.

  In addition, since the first button part, the second button part, and the sheet are provided as separate bodies, there is a possibility that the operational feeling may vary.

  Further, since force is applied to the sheet every time the button is operated, there is a possibility that the sheet may be broken due to repeated stress, and liquid intrusion prevention may be incomplete.

  Then, an object of this invention is to provide the refrigerator provided with the operation part which can obtain the stable operation feeling while preventing liquid permeation.

  In order to solve the above problems, for example, the configuration described in the claims is adopted. For example, a storage room provided in the refrigerator body, a storage room door for opening and closing the opening of the storage room, a vertically long door front plate provided in the storage room door, and an opening of the door front plate In a refrigerator having an operation unit that faces the outside and a control board that switches and controls various functions according to operations of the operation unit, a plurality of the operation units are provided continuously in the vertical direction, and the operation units are independent of each other. Are connected to the concave first wall so that the first wall can be separated from the upper and lower ends of the first wall by a second wall formed integrally with the first wall. Have multiple.

  ADVANTAGE OF THE INVENTION According to this invention, while preventing liquid permeation, the refrigerator provided with the operation part from which the stable operation feeling is obtained can be provided.

It is a front view of the refrigerator which concerns on embodiment of this invention. It is AA sectional drawing of the refrigerator of FIG. It is a refrigerator compartment door simple substance of the refrigerator of Drawing 1, and is an important section exploded perspective view. It is an expansion perspective view of the operation part of FIG. 3, a display part, and an operation means. It is a principal part expansion perspective view of the operation means of FIG. FIG. 6 is a front view of the operation body of FIG. 5. It is BB sectional drawing of FIG. It is CC sectional drawing of FIG.

  An embodiment of the present invention will be described below with reference to the drawings.

  In FIG. 1, 1 is a refrigerator main body. The refrigerator main body 1 has a refrigerator compartment 2, an ice making compartment 13, an upper freezer compartment 14, a freezer compartment 3, and a vegetable compartment 4 from above. 5a and 5b are refrigerator compartment doors, 6a is an ice making compartment door, 6b is a second freezer compartment door, 6c is a first freezer compartment door, and 7 is a vegetable compartment door.

  In FIG. 2, 8 is a cooler installed in the cooler chamber 9, and 10 is a compressor. Although not shown in the figure, the condenser, capillary tube, cooler 8 and compressor 10 are connected by refrigerant piping to constitute a refrigeration cycle.

  Reference numeral 11 denotes an internal cold air circulation fan, which cools the cold air cooled by the cooler 8 by forcibly circulating it into the refrigerator compartment 2, the ice making chamber 13, the upper freezer compartment 14, the freezer compartment 3, and the vegetable compartment 4.

  A damper 12 distributes the amount of cold air blown out by the internal cold air circulation fan 11 to each storage chamber. The damper 12 is controlled based on an instruction from an operation board described later.

  The refrigerator according to the present embodiment has a height of 1700 to 1800 mm. The vertical dimension of the refrigerator compartment doors 5a and 5b is 750 to 900 mm, and the lower end 5a1 of the refrigerator compartment doors 5a and 5b is located at 900 to 950 mm.

  In the refrigerator compartment door 5a, door front plates 16 are provided vertically on the refrigerator main body 1 near the center. The door front plate 16 is provided with a plurality of operation portions 19b that allow the user to set and change various functions of the refrigerator. In addition, a display unit 19a for displaying an operation result from the operation unit 19b is provided in the vicinity of the operation unit 19b. The lower end of the operation unit is attached below the user's line of sight, for example, at a height of about 1400 mm.

  Next, the display unit 19a and the operation unit 19b will be described with reference to FIGS. A door front plate 16 is provided at the left end of the refrigerator compartment door 5a (the opposite side pivotally supported by the hinge), and a display unit 19a and an operation unit 19b are provided on the door front plate 16. In the operation unit 19b in the present embodiment, a plurality of push buttons 15 are provided vertically.

  The door front plate 16 has a convex portion 17 provided in a streak shape in the vertical direction. This vertically long projecting portion 17 (mould portion) is provided as a decorative molding that separates the appearance of the door front plate 16 into left and right, and improves the design.

  Next, 18 is an opening provided in the middle of the convex portion 17. This opening 18 is for the push button 15 to face the front side from the back of the door. The opening 18 is provided so as to have the same height as the display portion 19a. Further, a plurality of display portions 19a are provided at the top and bottom so as to display the operation result corresponding to each push button 15. The display unit 19a is turned on by an illumination unit such as the LED 29, and is turned on and displayed when the user operates the operation unit 19b or when there is information to be notified to the user.

  Each of the plurality of push buttons 15 has a vertically long shape, and the width and the protruding height thereof are matched with the width and the protruding height of the convex portion 17. Thereby, the convex part 17 and the push button 15 (operation part 19b) become the external appearance connected to the upper and lower sides, and the design property improves.

  Next, in FIG. 3, 20 is a storage part. The storage unit 20 is provided in the refrigerator compartment door 5 a and stores the operation / display unit 21. The storage unit 20 is provided on the projection surface of the door front plate 16 and is covered by the door front plate 16.

  The operation / display unit 21 is formed of a resin material, and integrally includes a push button support portion 22, a concave first wall portion 23, and a plate-like second wall portion 24.

  The push button 15 is supported by the push button support part 22, and the front part thereof faces the front side of the refrigerator compartment door 5a (see FIGS. 6 and 7). Further, as shown in FIG. 7, the push button support portion 22 is connected to the first wall portion 23, and the first wall portion 23 includes an actuator 25 that operates a switch on the control board side. That is, when the push button 15 is pressed, the actuator 25 moves up and down in conjunction with the vertical movement of the push button 15, and the actuator 25 switches a switch to be described later.

  Next, the push button 15 will be described. First, the push buttons 15 have a rectangular parallelepiped shape with a length of 30 mm and a width of 6 mm. For example, five push buttons 15 are arranged with a slight vertical gap and face the outside from the opening 18.

  The door front plate 16 and the convex portion 17 are configured in different colors, and a push button 15 is provided in accordance with the color of the convex portion 17. Further, the height and width of the projection 17 are the same, and the distance between the uppermost portion and the lowermost portion of the plurality of push buttons 15 is 150 mm. Thus, even if a plurality of push buttons 15 are installed vertically, the operability is improved by being positioned below the eye level of the user.

  Further, the convex portion 17 is subjected to processing such as aluminum vapor deposition, and the push button 15 is also subjected to processing such as silver plating.

  Next, the push button support part 22 will be described. The push button support portion 22 is integrally connected to the resin operation / display unit 21 via a mounting leg 26. When the user pushes the push button 15, it is configured to move up and down by the elasticity of the cantilevered mounting leg 26. The actuator 25 provided integrally with the push button support portion 22 is configured to move up and down by the elasticity of the mounting leg 26 and to switch a switch on the control board side installed on the back side of the operation / display unit 21. .

  That is, the push button 15 that has been subjected to processing such as silver plating avoids directly touching the switch on the control board side.

  In addition, by making the push button support portion 22 to which the push button 15 is attached and the actuator 25 integrally with resin, manufacturing variations are reduced and the operational feeling of the push button 15 is unified and improved.

  Next, the 1st wall part 23 and the 2nd wall part 24 are demonstrated. The front part of the refrigerator compartment door 5a may be touched with a wet hand of the user or wiped with a wet towel. At this time, a liquid such as water may enter the control board side from between the push button 15 and the convex portion 17 facing the outside through the opening 18 in the front portion of the refrigerator compartment door 5. In the present embodiment, the first wall portion 23 and the second wall portion 24 are provided, thereby preventing liquid from entering.

  First, the first wall portion 23 is formed in a concave shape, and a push button support portion 22 is provided therein. The push buttons 15 are connected to the concave first wall 23 so that they can be operated independently. And the 1st wall part 23 located in the vertical direction both sides of the push button support part 22 is wrapped with the both sides | surfaces of the push button 15 when the push button 15 is attached. Thereby, the liquid which tries to enter the control substrate side through the both side surfaces of the push button 15 is blocked and retained in the container.

  Moreover, the 2nd wall part 24 comprises plate shape, and is provided in the back | inner side of the 1st wall part 23 so that it may overlap with the 1st wall part 23 which opposes. Note that the lapping allowance is a dimension that can be received when the liquid passes through at least the end of the first wall portion 23 and drops onto the control substrate side.

  In other words, on the back side between the adjacent push buttons 15 (including the push button support portion 22), the plate-like second wall portion 24 having a size that wraps on the projection surface of the adjacent push button 15 is provided. It has been. This fulfills the function of receiving the liquid that is transmitted through the lateral direction of the push button 15 and enters the control board.

  The second wall portion 24 is provided with an inclined surface that guides the attached liquid downward. As a result, the liquid can be eliminated without stagnation. Furthermore, the second wall portion 24 also functions to prevent the control board side from being seen through the gap between the adjacent push buttons 15.

  Water droplets received by the first wall portion 23 and the second wall portion 24 are eliminated as follows. The water received by the first wall portion 23 evaporates in the concave wall or drops downward to be discharged out of the operation / display unit 21. The water received by the second wall portion 24 drops on the second wall portion 24 located below (see FIG. 7). Since the second wall portion 24 is provided with an inclined surface, the water droplet 30 drops downward without entering the control substrate 27 side and is finally discharged out of the operation / display unit 21.

  Next, reference numeral 26 denotes a mounting leg that supports the first wall portion 23 so as to be positioned in front of the second wall portion 24.

  7 and 8, reference numeral 27 denotes a control board provided on the back surface of the operation / display unit 21. When the user presses the push button 15, the control board 27 switches and controls various functions of the refrigerator. 28 is a switch. The switch 28 is turned on / off by the vertical movement of the actuator 25 provided on the push button 15 side. When the switch 28 is turned on, it performs various functions of the refrigerator, such as rapid cooling, rapid ice making, and the like. In other words, corresponding to the actuator 25 of the push button 15 provided for each function of the refrigerator, a switch 28 for switching the function is provided on the control board 27 side.

  On the control board 27, illumination means (LED 29) for displaying that each function is operating is provided. The LED 29 is irradiated with light forward to illuminate the display unit 19 a corresponding to the push button 15.

  Further, in this embodiment, the push button 15 and the push button support portion 22 are separately formed and the push button 15 is subjected to surface metal treatment. However, the push button support portion 22 and the push button 15 are integrated to form a surface. The operation part 19b may be exposed from the opening 18 by metal processing.

  Since it has the structure described above, the following effects can be obtained.

  A storage room provided in the refrigerator body, a storage room door for opening and closing the opening of the storage room, a vertically long door front plate provided in the storage room door, and an operation unit facing the outside from the opening of the door front plate, And a control board that switches and controls various functions according to the operation of the operation unit. The first wall portion has a second wall portion formed integrally with the first wall portion at a distance from the upper and lower ends of the first wall portion.

  As a result, the intruded liquid is blocked by the first wall and the second wall, so that liquid intrusion from the operation unit side to the control board side can be prevented, and damage to the control board can be prevented.

  Further, since the second wall portion has an inclined surface that guides the attached liquid downward, the liquid that has penetrated to the second wall is guided to the inclined surface, and is guided to the outside without dropping on the control board side. It is.

  Moreover, it has a vertically long convex part provided on the door front plate, the opening is provided between the convex parts, and the operation part is arranged so as to have the same width and protruding height as the convex part. Thereby, the design of the whole refrigerator improves the operation part in harmony with the convex part. Further, even when the user operates the refrigerator during cleaning or with wet hands, it is possible to prevent liquid from entering the control board side from the periphery of the operation unit.

  Furthermore, even when the operation unit is plated with a metal material having good conductivity, the operation unit is not in contact with the switch of the control board, so that the control board can be prevented from being damaged by static electricity.

  Further, since the push button support portion 22, the first wall portion 23, the second wall portion 24, the actuator 25, and the like are integrally formed of a resin material, there is little variation in dimensions and cost can be reduced.

DESCRIPTION OF SYMBOLS 1 Refrigerator body 2 Refrigeration room 3 Freezing room 4 Vegetable room 5a, 5b Refrigeration room door 5a1 Lower end part 6a Ice making room door 6b Second freezing room door 6c First freezing room door 7 Vegetable room door 8 Cooler 9 Cooler room 10 Compression Machine 11 Cold air circulation fan 12 Damper 13 Ice making chamber 14 Upper freezing chamber 15 Push button 16 Door front plate 17 Convex part (mole part)
18 opening 19a display unit 19b operation unit 20 storage unit 21 operation / display unit 22 push button support unit 23 first wall unit 24 second wall unit 25 actuator 26 mounting leg 27 control board 28 switch 29 LED (illumination means)

Claims (3)

A storage chamber provided in the refrigerator main body, a storage chamber door for opening and closing the opening of the storage chamber, a vertically long door front plate provided in the storage chamber door, and an operation section facing the outside from the opening of the door front plate, In a refrigerator having a control board that switches and controls various functions according to the operation of the operation unit,
A plurality of the operation parts are provided continuously in the vertical direction, and the operation parts are connected to the first wall part having a concave shape so that each of the operation parts can be operated independently. A refrigerator comprising a plurality of second wall portions that are separated and formed integrally with the first wall portion.   The refrigerator according to claim 1, wherein the second wall portion has an inclined surface that guides the attached liquid downward.   It has a vertically long convex portion provided on the door front plate, the opening is provided between the convex portions, and the operation portion is arranged so as to have the same width and protruding height as the convex portion. The refrigerator according to claim 1.

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