JP2538468Y2 - refrigerator - Google Patents

Description

[Detailed description of the invention]

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a refrigerator having a cover for covering a connector for guiding a lead wire from an electric component embedded in a heat insulating material into a storage room.

[0002]

2. Description of the Related Art Electric parts are indispensable for cooling a storage room of a refrigerator, and these electric parts are often stored in a storage room or a space outside the storage room and inside a heat insulating box. In addition, the lead wires of the electric components of the refrigerator are often guided to the power supply unit through the heat insulating material of the heat insulating box.
Therefore, it is necessary to store a lead wire connector for connecting the lead wire embedded in the heat insulating material to the above-mentioned electric component somewhere. An example of this is disclosed in Japanese Utility Model Laid-Open No. 1-73689.

In this publication, a door body closing a front opening of a main body, a door switch attached to the front surface of the main body,
A circuit board housed and disposed in the door body, a hard resin panel attached to the front face of the door body and exposing control switches of the circuit board on the front face; and a front face of the door body formed integrally with the panel. There is disclosed a refrigerator including a pressing portion that reaches the back surface of the door body across the side surface and presses the door switch when the door body is closed.

[0004]

According to this structure, the door switch is provided on the heat-insulating box side, and the door switch is made of a resin cover so that the heat-insulating material does not directly touch the door switch. Is often coated. However, there is a problem that the mounting of the cover is not only troublesome, but also cannot be removed after the foaming operation.

On the other hand, there is a case where a recess is provided in an inner box, a lead wire connector is housed in the recess, and the recess and the connector are covered with a cover from the inside of the warehouse. In this case, as a method of attaching the cover, a method of inserting the claw portion on the back surface of the cover into a hole formed in the inner box and sliding the cover in the lateral direction is often adopted. However, since the cover is configured to prevent the sliding operation of the cover after being fixed, there is a problem that even if the cover is easily attached, it is difficult to remove the cover.

SUMMARY OF THE INVENTION It is an object of the present invention to provide a refrigerator configured so that an operation of attaching and detaching a cover for covering a lead wire connector can be easily performed.

[0007]

SUMMARY OF THE INVENTION According to the present invention, in a refrigerator having a concave portion for accommodating a lead wire connector of an electric part formed in an inner box, a covering portion for covering the concave portion and a flange portion attached to the inner box are provided. a cover having a pair of claws fit caught each other in the inner box and the flange portion of the cover
A plurality of sets of engaging portions formed of a portion and a hole are provided, and at least one of the plurality of sets around the engaging portion of the flange.
Forms a slit and the base of this slit
In which a groove is formed .

[0008]

The function of the slit makes it easy to bend a part of the flange in the front-rear direction, and the groove is formed so as to straddle the base of the slit, thereby making the flange more flexible. . Further, when the cover is slid in the lateral direction with the first claw inserted into the first hole, even if the position of the second claw and the second hole is slightly displaced, the flange is formed. By using the flexibility of the part to change the amount of backward bending of a part of the flange part,
By aligning the two, the claw portion can be inserted into the hole.

[0009]

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

Reference numeral 1 denotes a refrigerator, and reference numeral 2 denotes a space between a metal outer box 3 and a synthetic resin inner box 4 which is filled with a foaming heat insulating material such as polyurethane foam. It is a box.

The interior of the heat-insulating box 2 is vertically divided by a partition wall 6, and a freezing room 7 cooled to a freezing temperature is provided above the partition wall 6. The space below the partition wall 6 is
A partitioning plate 8 separates the upper and lower compartments into two compartments. The upper compartment is a refrigerated compartment 10 which is cooled to the refrigeration temperature, and the lower compartment is a vegetable compartment 11. A container (not shown) having an upper opening can be delivered to the vegetable compartment 11 freely. Be placed. 13, 14, and 15, and heat-insulating doors that open and close the above-described chambers 7, 10, and 11, respectively.

A plurality of rotary shelves 21 and 22 are provided in the freezer compartment 7 and the refrigerator compartment 10, respectively. Shelves 21,2
Reference numeral 2 denotes a disk-shaped member, which is rotatably held by a plurality of rollers rotatably supported by a holding plate (not shown). still,
Lowermost shelves 21 and 22 of both freezing and refrigeration compartments 7 and 10
Are arranged directly above the partition wall 6 and the partition plate 8, respectively. For this reason, the articles placed on the shelves 21 and 22 are moved to the near side by rotating the shelves, even if they are located at the back, making the delivery work easy.

At the rear corners of both sides of the refrigerator compartment 10 where the shelf 22 is separated from the inner box, a cool air blow-out duct and a cool air suction duct (both not shown) are formed so that the outer surface thereof has a shape substantially along the rotation locus of the shelf 22. Made and arranged.

Reference numerals 31, 32, and 33 denote door pockets as article storage sections which are sequentially arranged vertically on the inner surface of the door body 14 of the refrigerator compartment 10, and both sides protrude toward the shelf 22 side. One surface facing the shelf 22 of the door pocket is the shelf 2
The circular shape is substantially along the rotation locus of No. 2.

The inner surface of the door 14 has a central portion projecting forward in an arc shape having a smaller curvature than the one surface, so that the front space on both sides of the shelf 22, which is a dead space, can be effectively used. . Moreover, the depth of the left and right portions of the door pocket is made larger than the depth of the central portion to make the door pocket 3
1, 32 and 33 volumes are secured. Further, the center of the front surface of the door body 14 also projects forward in an arc shape,
The heat insulation thickness of the door body 14 is ensured. Therefore, the door body 14 has a curved shape in which the whole forms an arc.

In this embodiment, the door pockets 31 and 3
2 is made of transparent resin, the door pocket 33 is made of milky white resin, the door pocket 31 is called small items such as eggs, the door pocket 32 is called small bottle, and the door pocket 33 is called large bottle or plastic bottle. The synthetic resin containers to be used are stored.

A door pocket 34 is similarly disposed on the inner surface of the door 13 of the freezer compartment 7, and the surface facing the shelf 21 is formed in an arc shape along the edge of the shelf. The door body 13 also has a curved shape that forms an arc in accordance with the door body 14, and the door pocket 3
4 and the heat insulation thickness of the door body 13 are secured. The door 15 of the vegetable compartment 11 is also curved like the doors 13 and 14, so that the doors 13 to 15 of the refrigerator 1 are all flush.

FIG. 4 is a schematic perspective view of the heat-insulating box body partially cut away, and is made of an outer box 3, an inner box 4, and a foam heat-insulating material filled between the two boxes. In the portion forming the back wall of the vegetable room in the inner box 4, a damper device 41 to be housed in the heat insulating box body 2, that is, a storage, a deodorizing device 4
2 and a concave portion 44 for accommodating the lead wires R and connectors C of electric components such as a refrigerator temperature sensor (hereinafter referred to as R sensor) 43.

In the recess 44, a lead wire (not shown) buried in the heat insulating material and extending to the electric board is inserted.
A communication port 45 is formed to guide the cover 50, and a first hole 46 and a second hole 47 for fixing a cover 50 described later are formed around the concave portion 44. A lead wire outlet 48 is formed on one side of the recess 44.

Reference numeral 50 denotes a cover made of a synthetic resin for covering the recess 44 from the inside of the refrigerator, and includes a flange portion 51 abutting on a peripheral portion of the recess 44 of the inner box 4 and a flange portion 5.
The first claw 52 is formed on the back surface of the first claw 52 and has a first claw 52 paired with the first hole 46, the second claw 53 is paired with the second hole 47, and a cover 54 covers the recess 44. . Further, a plurality of (two in this example) slits 55 are formed in a part 51B of the flange portion where the second claw portion 53 is formed, and a groove portion 56 is formed so as to extend over the root portion of the slit 55. Thus, a part 51B of the flange portion is easily bent in the front-rear direction.

In this embodiment, the first hole 46 and the second hole 47 are formed in the inner case 4, and the first claw 52 and the second claw 53 are formed in the cover 50. However, the holes 46 and 47 may be formed on the cover 50, the claws 52 and 53 may be formed on the inner box, or the holes 46 and the claws 53 may be formed on the cover.
The hole 47 and the claw 52 may be formed in the inner box.

The connection of each lead wire R and the attachment / detachment operation of the cover 50 based on the above configuration will be described.

First, a connector C of each electric component is connected to a lead wire connector (not shown) facing the inside of the concave portion 44 from the communication port 45, and each lead wire R is connected through the outlet 48 of the concave portion 44. Wiring to pull out.

Next, the first claw 52 of the cover 50 is
The cover 50 is slid to the left. By this operation, the first claw portion 52 is moved to the first hole 4.
6 and the movement of the cover 50 toward the near side is restricted (see FIG. 2). Further, the second portion 51B of the flange portion is bent backward using the groove portion 56 and the slit 55 while using the groove portion 56 and the slit 55.
Of the second hole 47 so that the claw portion 53 corresponds to the position of the second hole 47,
The second claw portion 53 is inserted into the second hole 47.

With the above operation, the cover 50 can be fixed to the inner box 4 while the lead 50 and the connector C are held in the concave portion 44 while the cover 50 is prevented from moving in the lateral direction.

On the other hand, when removing the cover 50, the operation may be performed in the reverse order of the above.

[0027]

As described above, according to the present invention, a part of a flange can be easily bent in the front-rear direction by forming a slit, and a groove is formed so as to straddle the root of the slit. By doing so, the flexibility of the above-mentioned flange portion can be further improved, and even if there is a slight shift in the positional relationship between the hole and the claw portion, the second claw portion can be securely connected to the second hole. Can be inserted. In addition, by inserting the second claw into the second hole, the cover can be prevented from moving in the lateral direction after being fixed, and even if an article or hand touches the cover carelessly, the cover comes off due to the recoil. Will not be
There is less danger of electric shock due to direct finger contact with the lead wire connector, and safety is improved.

[Brief description of the drawings]

FIG. 1 is an exploded perspective view of a main part before a cover is attached to a concave portion according to the present invention.

FIG. 2 is a cross-sectional view of a main part in a state where a cover is fixed to an inner box.

FIG. 3 is a perspective view of the refrigerator with a door opened.

FIG. 4 is a perspective view of the heat insulating box in a partially cut-away state.

FIG. 5 is an enlarged sectional view of a main part of a cover.

FIG. 6 is a plan view showing a relationship between a connector housed in a concave portion and an electric component.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Refrigerator 4 Inner box 44 Concave part 45 Connection hole 46 First hole 47 Second hole 50 Cover 51 Flange part 52 First claw part 53 Second claw part 54 Covering part 55 Slit 56 Groove part C connector R Lead wire

Claims (1)

(57) [Scope of request for utility model registration] 1. A refrigerator was formed on the inner box a recess for accommodating the lead wire connector of the electrical component, comprising a cover having a covering portion for covering the recess, and a flange portion attached to the inner box, the cover the engaging portion in the inner box and the flange portion formed by the pair of claw portions and the hole catch fit together a plurality of sets, at least one pair of front of the plurality of sets
A slit is formed around the engagement part of the flange.
The fact that a groove was formed across the root of this slit
A refrigerator characterized by the following .