JPH11248339A - Storage cabinet with double door - Google Patents

Abstract

PROBLEM TO BE SOLVED: To make the tightly adhering state between door packings fitted to the front end sections of the left and right opening/closing doors of a storage cabinet having a double-leafed hinged door visually confirmable. SOLUTION: Door packings 23 which airtightly seal the space between the front end sections of double doors that open on hinges are respectively constituted of packing main bodies (pipe sections 23a, leg sections 23b, and connecting sections 23c) made of an elastic material and magnets 23d which are buried in the packing main bodies 23a-23c and positioned on the opposite sides of the packing main bodies 23a-23c and the packing main bodies 23a-23c are formed in such a way that the main bodies 23a-23c can be elongated and contracted in the directions toward the facing surfaces. In addition, the front end corner sections of the magnets 23d are positioned to the front-side corner sections of the facing surfaces of the packing main bodies 23a-23c so that the tightly adhering states of the door packings 23 to each other may be confirmed visually from the front side of a storage cabinet.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a double door type storage such as a double door type refrigerator, a freezer, a warm storage, and the like.

[0002]

2. Description of the Related Art A double door type storage is an example of a refrigerator, as disclosed in, for example, Japanese Patent Application Laid-Open No. 58-153072, a main body having a front opening, and a front opening of the main body. A pair of left and right doors are attached to each side edge so that the base end is rotatable in the front-rear direction and open and close the front opening of the main body. It is provided with a door packing with a magnet that is provided and extends vertically along the front end.When both doors are closed, the opposing surfaces of the front ends of both door packings are brought into close contact with each other to allow It is configured to hermetically seal.

[0003]

In this type of double door type storage, it is important that when the left and right doors are closed, the opposing surfaces of the front ends of the two door packings come into close contact with each other. It is desirable that this close contact state can be visually recognized. Accordingly, it is an object of the present invention to address these issues.

[0004]

SUMMARY OF THE INVENTION The present invention relates to a double-opening storage, and more particularly to a storage main body having a front opening, and a base end pivotally moved in the front-rear direction at each side edge of the front opening of the storage main body. A pair of left and right doors that are assembled as possible and open and close the front opening of the main body, and with magnets that are provided on the front ends of these doors that face each other and extend vertically along the front ends When the two doors are closed, the door opening is closed and the double-sided storage that seals between the front ends of the two doors in an airtight manner by closely contacting the opposing surfaces of the front ends of the two doors. Is what you do.

According to the double-sided storage according to the present invention, in the double-sided storage of the above-described type, the door packing includes a packing body made of an elastic material, and a door body embedded in the packing body and facing the opposite side of the packing body. The packing body is formed so as to be able to expand and contract in the direction of the facing surface of the packing body, and the tip corner of the magnet is located at the front corner of the facing surface of the packing body. It is characterized by having.

[0006]

In the double door type storage according to the present invention, since the door packing is expandable and contractable in the direction of the opposing surfaces, the opposing surfaces of the front end portions of the both door packings are securely closed when the left and right doors are closed. The two doors can be sealed tightly by tightly contacting them, and the corners of the magnet are located at the front corners of the opposing surfaces of the packing body. , The close contact state can be visually recognized from the front side of the storage when both doors are closed.

[0007] In the double door type storage according to the present invention,
If the magnet is configured to be located at all front and rear portions on the opposing surface side of the packing main body, the contact area between both door packings can be increased, and the gap between the front end portions of both doors can be more securely sealed. can do.

In the double door type storage according to the present invention, the door packing may include a packing main body made of an elastic material, a first magnet buried in the packing main body and located on an opposite surface side, and a back surface of the packing main body. If it is constituted by the second magnet positioned on the side, both door packings can be brought into close contact with the upper and lower edges of the front opening of the storage body by the action of the second magnet, and The sealing state with respect to the storage main body can be further improved.

[0009]

DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described below with reference to the drawings. FIG. 1 shows an example of a double door refrigerator which is an example of double door storage according to the present invention. As shown in FIGS. 1 to 3, the refrigerator includes a main body 10 having a front opening 11, and a base end at each side edge of the front opening 11 of the main body 10 so as to be rotatable in the front-rear direction. Attached warehouse body 1
A pair of upper and lower left and right doors 20a, 20b for opening and closing the front opening 11 of the “0” and a pair of lower left and right doors 20c, 2
0d, by opening and closing these four doors 20a to 20d, the front opening 11 of the cabinet body 10 is opened,
And it is constituted so that it can be closed.

The upper doors 20a, 20b are symmetrical to each other, the lower doors 20c, 20d are symmetrical to each other, and the left doors 20a, 20c are symmetrical to each other. The right and left doors 20b and 20d are all configured in the same manner except that they are formed vertically symmetrically with respect to each other. Accordingly, hereinafter, the configuration of each of the doors 20a to 20d will be mainly described based on the door 20a,
The mutual relationship between the open / close doors 20a to 20d will be described only when necessary.

As shown in FIGS. 2 and 3, the opening / closing door 20 a has a first door packing 22 disposed on a peripheral portion on the back surface of the door body 21 and a front end portion on the back surface of the door body 21. , A second door packing 23 is provided. Both the first and second door packings 22 and 23 have a magnet built in a rubber packing body.

The first door packing 22 has a U-shape. The first door packing 22 extends from the base end side to the upper end side and the lower end side on the back surface of the door body 21, and has a front end on the back surface of the door body 21. The upper and lower ends of the part side are reached. The second door packing 23 is a linear one extending in the up-down direction, and is disposed while being supported by a support member 24 described later. 2
2 has reached the upper and lower ends.

Thus, when the door 20a is closed,
The first door packing 22 is provided at the front opening 11 of the storage body 10.
Abuts the periphery of Similarly, when the opening / closing door 20b is closed, the first door packing 22 contacts the peripheral edge of the front opening 11 of the storage body 10, and the second door packing 23 is connected to the second door packing 23 of the opening / closing door 20a. To seal the space between the open / close doors 20a and 20b. Similarly, the lower left and right doors 20c and 20d are also closed,
The front opening 11 of the cabinet main body 10 is closed in a closed state.

As shown in FIGS. 4 and 5, the second door packing 23 is supported by the support member 24, and is attached to the door 20a via the support member 24. The second door packing 23 (hereinafter, sometimes simply referred to as door packing 23) includes a long rubber packing main body having a cylindrical portion 23a, a flat leg portion 23b, and a connecting portion 23c for connecting these. A plurality of first magnets 23d and a plurality of second magnets 23e each having a predetermined length and having a prismatic shape are attached to the front end of the support member 24 fixed to the back of the front end of the door body 21.

The first magnet 23d is buried at a predetermined interval in the vertical direction within the cylindrical portion 23a, and is located at a front portion of the cylindrical portion 23a of the packing body on the side facing the cylindrical portion 23a. The portion is located at the front corner of the facing surface of the cylindrical portion 23a. The second magnet 23e is connected to the cylinder 2
It is buried in 3a and is located at all parts on the back side, and its tip corner is located at the tip corner of the facing surface of the cylindrical portion 23a. In the first magnet 23d, the polarity is reversed between the left and right doors 20a and 20b, and similarly, the polarity is also reversed between the left and right doors 20c and 20d. Also in the second magnet 23e, the polarity is reversed between the left and right doors 20a and 20b and between the left and right doors 20c and 20d.

The cylindrical portion 23a of the door packing 23 has a hollow shape except for the embedded portions of the magnets 23d and 23e. The leg 23b is formed thick and hard. The connecting portion 23c has a hollow shape, and has a cylindrical shape.
3a and leg 23b are connected to each other. When assembled to the support member 24, the door packing 23 is capable of expanding and contracting in the direction of the facing surface.

The support member 24 is made of synthetic resin.
As shown in FIG. 7, a supporting portion 24b is provided at a tip of a side of a plate portion 24a having a predetermined width and a predetermined length.
a of the plate 24a on the back side of the plate 24a.
A plurality of mounting holes 24d are provided at portions corresponding to c.

The support portion 24b is formed over the entire length of the plate portion 24a in the vertical direction.
And a cover 24b2. The leg portion 24c is located at a position separated by a predetermined amount from the support portion 24b on the back surface of the plate portion 24a, and is formed over substantially the entire length except for slightly upper and lower ends of the plate portion 24a.
The mounting hole 24d has an oval shape having a horizontally long cross section in the width direction (lateral direction) of the plate portion 24a. on the other hand,
On the surface of the plate portion 24a, a plurality of filaments 24e are formed around a portion corresponding to the leg portion 24c.
The respective filaments 24e are arranged side by side at predetermined intervals in the left-right direction, and extend vertically along the entire length of the plate portion 24a.

In the support member 24, the support portion 24
The leg 23b of the door packing 23 is inserted into the insertion groove 24b1 of b, and the door packing 23 is supported by the support portion 24b. In this support state, the connecting portion 23c of the door packing 23 penetrates the insertion groove 24b1, the cylindrical main body 23a is located close to the front side of the cover 24b2, and the door packing 23 has the embedded portion of the magnet 23d. It is located on the outside (opposed surface side). The leg 23b of the door packing 23 is configured to be able to be inserted into and removed from the insertion groove 24b1 of the support 24b.

The support member 24 is screwed to a fixing member 27 through a holder 25 embedded in the front end of the opening / closing door 20a and a pillar cover 26, thereby screwing a screw 24f passing through the mounting hole 24d. 24c is attached with the pillar cover 26 in contact with the pillar cover 26. As a result, the door packing 23 is attached to the back of the doors 20a, 20b via the support member 24 on the distal end side, exposing the cylindrical portion 23a to the distal end side. In this state, the rear portion of the cylindrical portion 23a is covered with a cover body 24b2 of the support member 24, and the front portion is covered with a front end portion 26a of the pillar cover 26.

The pillar cover 26 and the fixing member 2
Reference numeral 7 is made of metal, and a plurality of heaters 28 are buried in contact with the pillar cover 26.

The support member 24 is attached to the opening / closing doors 20a and 20b by screwing a screw 24f passing through the attachment hole 24d to a predetermined portion of the fixing member 27.
Since the mounting hole 24d is oval in the left-right direction, the screw 24d
The support member 24 can be moved in the left-right direction while f is loosened, and the mounting position of the support member 24 in the left-right direction can be adjusted. When adjusting the mounting position of the support member 24 in the left-right direction, the amount of deviation can be confirmed by the positional relationship between each of the filaments 24e and the head of the screw 24f.

As a result, the support member 24 is attached to the door body 21 as shown in FIGS. 8 and 9, and in this state, the upper end of the second door packing 23 is moved from the upper end of the support member 24 by a predetermined distance. The lower end of the door packing 23 protrudes upward from the lower end of the support member 24 by a predetermined amount.

[0024] A first device attached to the back of the door body 21
Each of the front ends of the door packing 22 has a support member 22a,
The support member 22a is fixed to the upper and lower ends of the second door packing 23 to support the door packing 23 from above and below. Each bearing member 2
Reference numerals 2a and 22b denote flexible members made of synthetic resin. For example, if the top of the upper support member 22a is lifted and bent, the support member 22a can be detached from the upper end of the second door packing 23. As a result, the door packing 23 can be pulled out from the support member 24.

In the double door type refrigerator configured as described above, when all the doors 20a to 20d are closed, the first door packing 22 provided on the back surface of each of the doors 20a to 20d is connected to the front of the refrigerator main body 10. The second door packings 23 provided on the upper and lower doors 20a and 20b and the second door packings 23 provided on the lower both doors 20c and 20d are in close contact with the peripheral edge of the opening 11. Closely adheres to the opposing surface of the front end portion, and seals the front opening 11 of the storage body 10.

FIG. 5 shows a sealing state between the left and right doors 20a and 20b when the left and right doors 20a and 20b are closed. In this closed state, both the doors 20a and 20b are closed.
The second door packings 23a and 20b are covered on the front side and the rear side by a front end portion 26a of a pillar cover 26 and a cover body 24b2 of a support member 24. Freezing and condensation are prevented by the heat transmitted through 26. Further, the second door packings 23 of both the open / close doors 20a and 20b are provided.
Are tightly attached to each other at their opposing surfaces, and the upper and lower ends are fitted with the respective support members 22a and 22b to prevent leakage of cool air from the front opening 11 of the cabinet body 10. The same applies to the closed state of the lower left and right doors 20c and 20d.

FIG. 4 shows a case where the right door 20b is to be closed after the left door 20a is closed. The opening / closing door 20b is rotated rearward (back side),
When the second door packing 23 provided on the opening / closing door 20b approaches the second door packing 23 provided on the opening / closing door 20a,
N pole of both first magnets 23d of both door packings 23-
The N poles oppose each other and repel each other, but when the door 20b is completely closed, the N poles and the S poles of the two magnets 23d and 23e attract each other and come into close contact with each other on their opposing surfaces. 10 is sealed as shown in FIG.

As described above, in the double door type refrigerator, by closing all the open / close doors 20a to 20d, the refrigerator main body 10 can be securely closed in a closed state, and the freezing of each door packing 23 can be prevented. It is possible to prevent dew condensation and prevent heat from entering the storage body 10 from the outside and leakage of cold air from the storage body 10 to the outside.

By the way, in the double door type refrigerator, since the second door packing 23 can be extended and contracted in the direction of the facing surface, the left and right openable doors 20a, 20b, 20c,
When the door 20d is closed, the opposing surfaces of the front end portions of the left and right door packings 23 are securely brought into close contact with each other, so that the front end portions of both the open / close doors can be reliably sealed.
Since the tip corner of 3d is located at the front corner of the opposing surface of the cylindrical body 23a of the packing body, both door packings 23 exhibit a close contact state at the front corner thereof. Can be visually recognized from the front side of the refrigerator, and the reliable sealing state of both doors can be confirmed.

Further, since the first magnet 23d and the second magnet 23e are arranged so that all parts before and after the opposing surface of the packing body are made to be in close contact with each other, the contact area between the two door packings 23 can be increased. And the sealing between the front end portions of the two doors can be more reliably performed. In addition, since the second magnet 23e is arranged on the back side of the packing body, the two door packings 23 The upper and lower edges of the part 11a can be brought into close contact with each other, and the sealing state of the doors with respect to the storage body 11 can be further improved.

FIGS. 10 and 11 show two modifications 23A and 23B of the second door packing.

The door packing 23A shown in FIG.
Magnets 23f are arranged on all the opposing surfaces of the cylindrical portion 23a. On the back side of the cylindrical portion 23a, the second magnet 2f is provided on the side of the rear end of the first magnet 23f.
3 g are arranged. Door packing 23 having such a configuration
In A, the same operation and effect as those of the door packing 23 are obtained, but in particular, since the first magnet 23f forms a large contact area on the opposing surface, the gap between the front end portions of both doors is more securely sealed. be able to. In addition, it is possible to sufficiently cope with the prevention of dew condensation under severe conditions on the facing surface of the door packing 23A.

The door packing 23B shown in FIG.
The magnet 23h is arranged at a front portion of the facing surface of the cylindrical portion 23a, and on the back side of the cylindrical portion 23a,
The arrangement of the second magnet is omitted. The door packing 23B having such a configuration has the same function and effect as the door packing 23, but in particular, since the first magnet 23h is located only on the front side of the facing surface, the door packing 23B under severe conditions is provided. Can be prevented from condensing on the opposing surface of the substrate.

Although the above configuration relates to a double door type freezer, the present invention is not limited to such a refrigerator, and is similarly applied to various double door type storages such as a freezer and a warm storage. Is what you can do.

[Brief description of the drawings]

FIG. 1 is a front view showing an example of a double door refrigerator according to the present invention.

FIG. 2 is a longitudinal sectional view of the refrigerator in the direction of the arrow 2-2 in FIG. 1;

FIG. 3 is a rear view of an opening / closing door constituting the refrigerator.

FIG. 4 is a partial cross-sectional view showing a state immediately before closing upper and lower left and right doors constituting the refrigerator.

FIG. 5 is a partial cross-sectional view showing a closed state of the doors.

FIG. 6 is a rear view (a) of a support member constituting the refrigerator;
And a side view (b).

FIG. 7A is a plan view of the support member, and FIG.

FIG. 8 is a partially omitted side view of a left opening / closing door constituting the refrigerator.

FIG. 9 is a partially omitted rear view of the door.

FIG. 10 is a partial cross-sectional view showing a closed state of left and right open / close doors employing a door packing according to a first modification of the refrigerator.

FIG. 11 is a partial cross-sectional view showing a closed state of left and right open / close doors employing a door packing according to a second modification of the refrigerator.

[Explanation of symbols]

10: Storage body, 11: Front opening, 20a, 20b, 2
0c, 20d: open / close door, 21: door body, 22: first door packing, 22a, 22b: support member, 23, 23
A, 23B: second door packing, 23a: tubular part, 23
b ... leg, 23c ... connecting part, 23d, 23f, 23h ...
1st magnet, 23e, 23g ... 2nd magnet, 2
4 ... Support member, 24a ... Plate part, 24b ... Support part,
24b1 ... insertion part, 24b2 ... cover body, 24c ... legs,
24d: mounting hole, 24e: line, 24f: screw, 25:
Holder, 26: pillar cover, 26a: tip, 27
... fixing member, 28 ... heater.

 ────────────────────────────────────────────────── ─── Continued on the front page (72) Inventor Masaki Kasugai 3-16, Sakaemachi Minamikan, Toyoake-shi, Aichi Prefecture Hoshizaki Electric Co., Ltd.

Claims (3)

[Claims] 1. A main body having a front opening, and a base end rotatably assembled in a front-rear direction with each side edge of the front opening of the main body so that the front opening of the main body is formed. A pair of left and right opening and closing doors to be opened and closed, provided with a door packing with a magnet that is provided on the front end side facing each other in each of these opening and closing doors and extends in the vertical direction along the front end, and when both the opening and closing doors are closed, In a double door type storage in which the opposing surfaces of the front end portions of the both door packings are brought into close contact with each other to hermetically seal between the front end portions of the two doors, the door packing is made of an elastic material; The packing body is formed so as to be expandable and contractible in the direction of the facing surface of the packing body, and the corner of the tip of the magnet is formed by the magnet. Double doors type reservoir, characterized in that gold is located on the front side corners of the opposing surfaces of the body. 2. The double door type storage unit according to claim 1, wherein said magnet is located in all front and rear portions of said packing body on the side facing said packing body. 3. The double door type storage according to claim 1, wherein the door packing is a packing main body made of an elastic material, and a first magnet buried in the packing main body and located on an opposite surface side of the packing main body. And a second magnet located on the back side of the packing body.