JP2000234843A - Refrigerator - Google Patents

Abstract

PROBLEM TO BE SOLVED: To excellently form an accumulator disposition accommodation section rearwardly and downwardly of a partition wall while integrally forming the partition wall on a refrigerator body. SOLUTION: There is disposed a reinforcing member 45 on a lower rear portion of a partition wall 29, which member forms an accommodation portion 46 for disposition of an accumulator which portion partly enters the partition wall 29. The reinforcing member 45 includes a first member 47 mounted on an inner box 22 from the side of a chamber, a second member 48 mounted on an upper portion of the first member 47 from a back surface side of the inner box 22, and a third member 49 mounted so as to surround the accumultator 35 from the back of the same, whereby a suction pipe 43 is held between pipe extraction portions 53, 59 to hereby hold the accumulator 35.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a refrigerator provided with a reinforcing member for disposing an accumulator at a lower rear portion of a partition wall provided on a refrigerator body.

[0002]

FIG. 6 shows an example of a conventional structure of this type of refrigerator. In FIG. 6, the refrigerator main body 1 is configured by filling a foamed heat insulating material 4 such as urethane foam in a housing composed of an inner box 2 made of a synthetic resin and an outer box 3 made of a steel plate. Inside the refrigerator main body 1, there is formed a partition wall 7 for partitioning a lower freezer compartment 5 and a vegetable compartment 6 located above the lower freezer compartment 5, for example. The partition wall 7 is configured by filling a heat insulating material 4 into a partition wall forming portion 8 integrally formed with the inner box 3.

[0003] A cooler room 9 is provided at the rear of the freezing room 5, and a cooler 10 and an accumulator 1 are provided in the cooler room 9.
1 and the like are provided. The upper end of the accumulator 11 projects above the cooler 10. The inner box 2 includes a reinforcing member 1 at a portion corresponding to the accumulator 11.
2, a suction pipe 13 connected to the accumulator 11 penetrates the reinforcing member 12 and is embedded in the refrigerator body 1.

By the way, in such a configuration, for example, in order to reduce the overall height of the refrigerator body 1,
When the height position of the partition wall 7 is to be lowered (when the height of the freezer compartment 5 is to be reduced), the cooler 1
0 and the vertical installation space of the accumulator 11 (the vertical space of the cooler room 9) cannot be reduced.
If the installation space is limited, the height of the partition wall 7 may not be simply lowered.

[0005] In this case, it is conceivable to form an accommodating portion in the rear lower portion of the partition wall 7 so that a part of the accumulator 10 is accommodated in the partition wall 7. However, in order to form such an accommodating portion in the lower rear portion of the partition wall 7, it is necessary to form a so-called undercut molded portion in the inner box 3, so that the mold structure is complicated and the manufacturing cost is high. Become. In addition, the structure of the jig for preventing the inner box 3 from being deformed at the time of foam filling of the heat insulating material 4 is complicated.

On the other hand, instead of the partition wall 7, as shown in FIG. 7, a large heat-insulating partition member 14 formed separately from the refrigerator body 1 is disposed in front of the accumulator 11, and It is conceivable to adopt a configuration in which a large cover 15 is provided behind the partition body 14. However, in the case of such a configuration, it is necessary to incorporate a separately manufactured large-sized partition body 14 into the refrigerator main body 1, so that the number of assembling steps is increased and the manufacturing cost is also increased.

The present invention has been made in view of the above circumstances, and a first object of the present invention is to provide an accumulator at a rear lower portion of a rear portion of a partition wall while the partition wall is formed integrally with the refrigerator body. A second object is to provide a reinforcing member for disposing an accumulator at a lower rear portion of a partition wall formed integrally with the refrigerator main body. It is an object of the present invention to provide a refrigerator capable of preventing frost on an accumulator as much as possible.

[0008]

According to the first aspect of the present invention, in order to achieve the first object described above, a heat insulating material is filled in a housing composed of an inner box and an outer box. A refrigerator main body, a partition wall provided in the refrigerator main body, and a partition wall formed by filling the heat insulating material in a partition wall forming portion formed integrally with the inner box, and a lower rear portion of the partition wall inside the partition wall. It is provided so as to form a storage part that partly bites,
A reinforcing member having a strength greater than that of the inner box is disposed in the housing portion while being held by the reinforcing member,
One end on the upper side is connected to a suction pipe embedded in the refrigerator main body, and the other end on the lower side is provided with an accumulator connected to a pipe of a cooler.

In the above construction, a reinforcing member is provided at a lower rear portion of a partition wall formed integrally with the refrigerator body, and a storage portion is formed by the reinforcing member so that a part of the partition wall bites into the partition wall. Since the accumulator is arranged inside the compartment, the partition wall is formed integrally with the refrigerator body, but without forming the undercut molding part in the inner box, the accumulator is arranged at the rear lower part of the partition wall. Can be formed satisfactorily.
In this case, since the partition wall is formed integrally with the refrigerator body, it is possible to suppress an increase in the number of assembling steps and an increase in the manufacturing cost unlike the case where a large partition body is assembled. .

[0010] In the first aspect of the present invention, the reinforcing member is attached to the first member attached to the inner side of the inner box, and to be positioned above the first member on the back side of the inner box. A second member forming an upper portion of the housing portion, and a rear side of the inner box, which is attached so as to surround the accumulator from behind, and cooperates with the second member to clamp the suction pipe. And a third member that holds the accumulator.

According to a third aspect of the present invention, in order to achieve the second object, a refrigerator body in which a heat insulating material is filled in a housing composed of an inner box and an outer box, and the refrigerator body A partition wall provided on the main body and configured by filling the heat insulating material into a partition wall forming portion integrally formed with the inner box, and provided so as to form an accommodating portion at a lower rear portion of the partition wall,
A reinforcing member having a strength greater than that of the inner box is disposed in the housing portion while being held by the reinforcing member,
One end on the upper side is connected to a suction pipe embedded in the refrigerator main body, and the other end on the lower side is connected to a pipe of a cooler, and the reinforcing member protrudes inside the refrigerator, And a rib provided to partition between the accumulator and the cooler.

In the above construction, the reinforcing member for disposing the accumulator is provided at the lower rear portion of the partition wall formed integrally with the refrigerator main body. The reinforcing member partitions the space between the accumulator and the cooler. Since the ribs are provided, the cool air on the cooler side can be prevented from flowing directly to the accumulator by the ribs as much as possible, and as a result, frost formation on the accumulator can be prevented as much as possible. In addition, when the heat insulating material is filled in the refrigerator body, there is an advantage that a housing for disposing the accumulator can be satisfactorily secured by pressing the rib with a jig.

In the first and third aspects of the present invention, it is preferable that the reinforcing member is provided with a holding portion for holding the pipe of the cooler (the fourth aspect of the invention). According to this, there is an advantage that a holder for holding the pipe of the cooler is not separately required.

[0014]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described below with reference to FIGS. First, in FIG. 5 showing a schematic configuration of the entire refrigerator, the refrigerator main body 21 includes:
A foam insulating material 24 such as urethane foam is provided in a housing composed of an inner box 22 made of a synthetic resin and an outer box 23 made of a steel plate.
Is filled. Inside the refrigerator body 21, a refrigerator compartment 25 and a vegetable compartment 2 serving as storage rooms are arranged in order from the top.
6, and a freezing room 27 are provided.
6 and 27 are opened and closed by heat insulating doors 25a, 26a and 27a, respectively. A machine room 64 is formed at the bottom of the rear of the refrigerator body 21.
A compressor 65 and the like are provided in the inside of the apparatus.

The refrigerator compartment 25 and the vegetable compartment 26 are partitioned by a partition plate 28, and the vegetable compartment 26 and the freezer compartment 27, which differ greatly in temperature zone, are formed integrally with the refrigerator body 21. It is partitioned by a partition wall 29 having heat insulation. The partition wall 29 is formed by filling the foamable heat insulating material 24 into a partition wall forming portion 30 integrally formed with the inner box 22. Note that front partition members 31 and 32 are provided at the front of the partition plate 28 and the partition wall 29.

A cooler room 33 is provided at the rear of the freezing room 27. In the cooler room 33, a cooler 34, an accumulator 35, a drain gutter 36,
A defrost heater 37, a fan 38, and the like are provided. A cover 33a is provided at a front portion of the cooler room 33. In this case, the cool air cooled by the cooler 34 is directly supplied to the freezing room 27 by the blowing action of the fan 38, and is also supplied to the refrigerating room 25 and the vegetable room 26 via a duct (not shown). It has become so.

The cooler 34 is constituted by providing a number of fins 40 on a pipe 39 bent in a meandering shape. In the pipe 39 of the cooler 34, a step is formed in the vertical direction between an inlet 39a on the refrigerant inlet side and an outlet 39b on the refrigerant outlet side. A capillary tube 41 is connected to the inlet 39a, and the accumulator 35 is connected to the outlet 39b via a connection pipe 42.

The accumulator 35 is located on the left side of the cooler 34, and is inclined so that the outlet side at the upper end approaches the cooler 34 side, and the suction pipe 43 is connected to the outlet. The upper end of the accumulator 35 projects above the cooler 34. The defrost heater 37 is located below the cooler 34 and is located in the drain gutter 3.
8 and extends below the accumulator 35.

In the refrigerator main body 21, a reinforcing member 45 is provided at a portion corresponding to the accumulator 35 at a lower rear portion of the partition wall 29, as shown in FIG. The reinforcing member 45 forms a receiving portion 46 at a lower rear portion of the partition wall 29 such that a part of the reinforcing member 45 bites into the partition wall 29. In this case, the reinforcing member 45 is provided as shown in FIGS.
As shown in the figure, the first, second and third three members 47,
48 and 49. These first to third members 47 to 49 are made of synthetic resin and have a greater strength than the inner box 22. Before foaming and filling the heat insulating material 24, the inner box 22 is made as follows. Attached.

First, as shown in FIG.
An opening 50 is formed in a portion to which the reinforcing member 45 is attached. The first member 47 has an opening 51, and a fastener (not shown) is inserted into the inner box 22 from the inside (front side) of the inner box 22 in a state where the opening 51 communicates with the opening 50 of the inner box 22. )).

Next, the second member 48 is used by using the engaging claws 52, 52 so as to be located above the first member 47 from the back side (the heat insulating material 24 side) of the inner box 22. Temporarily fixed to the first member 47. At this time, the inner box 22 is sandwiched between the first member 47 and the second member 48 above the first member 47. The second member 48 forms the upper part of the housing part 46, and the pipe leading part 53 is formed on the upper part.

Next, the accumulator 35 to which the suction pipe 43 is connected is disposed so as to be inserted into the openings 50 and 51 from the back side of the inner box 22 and the base end portion of the suction pipe 43 is led out of the pipe. It corresponds to the unit 53. A soft tape 54 for sealing is wound around a base end portion of the suction pipe 43. A capillary tube 41 is attached to the suction pipe 43.

Next, the third member 49 has a concave portion 55 surrounding the accumulator 35, and the inner box 22 extends from the rear side of the inner box 22 so as to surround the accumulator 35.
And the first and second members 4 from the back side.
The screws 58 are screwed into the boss portions 56 and 57 of the inner casing 7 and attached to the rear surface of the inner box 22. At this time, the inner box 22 is sandwiched between the first member 47 and the third member 49 at the periphery of the opening 50 of the inner box 22. The pipe leading portion 59 is also provided above the third member 49.
Is formed, and by holding the suction pipe 43 between the pipe lead-out portion 59 and the pipe lead-out portion 53 of the second member 48, the accumulator 35 is held in a state where it is located in the accommodation portion 46. are doing. This third
A soft tape 60 (see FIG. 3) is attached around the concave portion 55 on the front side of the member 49 of FIG.
A soft tape 61 (see FIG. 4) is also attached to the rear side of the reference numeral 8.

On the front side of the first member 46, an L-shaped rib 62 projecting forward, which is the inside of the refrigerator, is provided integrally. The rib 62 is provided between the cooler 34 and the accumulator 35. Is located to partition. A holding portion 63 is integrally provided below the rib 62, and the holding portion 63 holds the pipe 39 of the cooler 34 (see FIG. 2).

Here, as described above, with the first to third members 47 to 49 attached, the heat insulating material 24 is foamed and filled in the housing of the refrigerator main body 21 and the partition wall forming portion 30. The suction pipe 43 is buried in the heat insulating material 24. By holding the ribs 62 of the first member 46 with a jig (not shown) at the time of foam filling of the heat insulating material 24, the accommodating portion 46 can be satisfactorily secured. In this case, the jig for pressing the rib 62 can have a simple structure.

In the above embodiment, the following effects can be obtained. First, a reinforcing member 45 is provided at a lower rear portion of a partition wall 29 formed integrally with the refrigerator main body 21,
The reinforcing member 45 forms an accommodating portion 46 that partially penetrates into the partition wall 29, and the accumulator 35 is disposed in the accommodating portion 46. Therefore, the partition wall 29 is integrated with the refrigerator main body 21. However, it is possible to form the accommodator disposing accommodating portion 46 at the lower rear portion of the partition wall 29 without forming the undercut molding portion in the inner box 22. Also,
When foaming and filling the heat insulating material 24, the reinforcing member 45 having a large strength is used.
The structure of the jig can be simplified by pressing the jig with the jig. Further, since the partition wall 29 is formed integrally with the refrigerator main body 21, unlike the case where a large partition body is assembled, it is possible to suppress an increase in the number of assembling steps and also to suppress an increase in manufacturing cost. it can.

The reinforcing member 45 includes a first member 47 attached from the inside of the refrigerator, a second member 48 forming an upper portion of the storage portion 46, and a third member attached so as to surround the accumulator 35 from behind. Therefore, the housing 46 for disposing the accumulator can be formed more favorably at the lower rear portion of the partition wall 29.

The first member 47 of the reinforcing member 45, which is attached from the inside of the warehouse, is provided with the ribs 62 for partitioning between the accumulator 35 and the cooler 34, so that when the compressor 65 is operated (the cooler 34 During the cooling operation, the flow of the cool air on the side of the cooler 34 to the accumulator 35 can be prevented as much as possible by the ribs 62, whereby the frost on the accumulator 35 can be prevented as much as possible.

Further, since the first member 47 is provided with the holding portion 63 for holding the pipe 39 of the cooler 34, there is an advantage that a separate holder for holding the pipe 39 of the cooler 34 is not required. is there. Further, since the accumulator 35 and the cooler 34 are held by the same reinforcing member 45, the positional relationship between the accumulator 35 and the cooler 34 can be accurately determined.

The present invention is not limited to the above embodiment, but can be modified or expanded as follows. The reinforcing member 45 may be composed of two members: a member attached to the inner box 22 from the inside of the storage, and a member attached from the back side of the inner box 22.

[0031]

According to the refrigerator of the first aspect, a reinforcing member is provided at a lower rear portion of a partition wall formed integrally with the refrigerator body,
The reinforcing member forms a receiving portion that partially penetrates into the partition wall, and the accumulator is disposed in the receiving portion, so that the partition wall is formed integrally with the refrigerator body, An accommodating section can be satisfactorily formed at the lower rear portion of the partition wall. In this case, since the partition wall is formed integrally with the refrigerator main body, unlike a large partition body,
In addition to suppressing an increase in the number of assembling steps, it is also possible to suppress an increase in manufacturing cost.

According to the third aspect of the present invention, the reinforcing member for disposing the accumulator is provided at the lower rear portion of the partition wall formed integrally with the refrigerator main body. Since the ribs are provided to partition the space, the flow of the cool air on the cooler side directly to the accumulator can be prevented by the ribs as much as possible, and the frost on the accumulator can be prevented as much as possible. In addition, when the heat insulating material is filled in the refrigerator body, the rib is pressed by the jig, so that there is an advantage that the accommodating section can be more appropriately secured.

[Brief description of the drawings]

FIG. 1 shows an embodiment of the present invention, and is a longitudinal sectional side view of a main part in a state where a cover of a cooler room and the like are removed.

FIG. 2 is a front view of a main part in the state of FIG. 1;

FIG. 3 is an exploded perspective view of a reinforcing member viewed from the front side.

FIG. 4 is an exploded perspective view of a reinforcing member viewed from the rear side.

FIG. 5 is a schematic longitudinal sectional side view of the entire refrigerator.

FIG. 6 is a diagram corresponding to FIG. 5 showing a conventional example.

FIG. 7 is a diagram corresponding to FIG. 5, showing a different conventional example.

[Explanation of symbols]

21 is a refrigerator body, 22 is an inner box, 23 is an outer box, 24 is a heat insulating material, 29 is a partition wall, 30 is a partition wall forming part, 33 is a cooler room, 33a is a cover, 34 is a cooler, and 35 is an accumulator. , 39 is a pipe, 43 is a suction pipe, 4
5 is a reinforcing member, 46 is a housing portion, 47, 48, 49 are first, second, and third members, 53, 59 are pipe leading portions, 6
2 indicates a rib, and 63 indicates a holding portion.

Claims (4)

[Claims] 1. A refrigerator main body formed by filling a heat insulating material in a housing composed of an inner box and an outer box; and a partition wall forming part provided in the refrigerator main body and integrally formed with the inner box. A partition wall filled with the heat insulating material, provided at a lower rear portion of the partition wall so as to form an accommodating portion partially penetrating into the partition wall, and having a strength higher than that of the inner box. A reinforcing member formed in a large size, disposed in the housing portion while being held by the reinforcing member, and one end on an upper side is connected to a suction pipe buried in the refrigerator main body, and A refrigerator comprising: an accumulator having the other end connected to a pipe of a cooler. A first member attached to the inner side of the inner box; a reinforcing member attached to the rear side of the inner box so as to be located above the first member; Forming a second
And a third member that is attached to the rear side of the inner box so as to surround the accumulator from behind, and that holds the accumulator by clamping a suction pipe in cooperation with the second member. The refrigerator according to claim 1, wherein the refrigerator is used. 3. A refrigerator body constituted by filling a heat insulating material in a housing composed of an inner box and an outer box; and a partition wall forming portion provided in the refrigerator body and integrally formed with the inner box. A partition wall formed by filling the heat insulating material with the reinforcing member; a reinforcing member provided so as to form an accommodating portion at a lower rear portion of the partition wall, and having a strength greater than that of the inner box; It is disposed in the housing portion while being held by a member, and one end on the upper side is connected to a suction pipe embedded in the refrigerator body, and the other end on the lower side is connected to a pipe of a cooler. A refrigerator comprising: an accumulator; and a rib provided on the reinforcing member so as to protrude inside the refrigerator and partition between the accumulator and the cooler. 4. The refrigerator according to claim 1, wherein a holding portion for holding a pipe of the cooler is provided on the reinforcing member.