KR20080066450A - A refrigerator - Google Patents

Abstract

A refrigerator is provided to improve the endurance by preventing a sliding member from being separated without using an additional coupling member. A refrigerator comprises a body that forms a space for low temperature storage. A containing member(200) is installed at the body such that the containing member is inserted into or withdrawn from the body, and contains foods. A contact unit(220) protrudes from the bottom surface of the containing member while being in point or line-contact with an inner one side of the body. The body has a guide member(122), which supports the contact unit to guide insertion/withdrawal of the containing member. The containing member includes a drawer or a shelf.

Description

Refrigerator {A refrigerator}

1 is an exploded perspective view showing a rear structure of a refrigerator drawer according to the prior art;

Figure 2 is a perspective view showing the appearance of the refrigerator according to the present invention.

Figure 3 is a perspective view of the inside of the main body of the refrigerator according to the present invention.

Figure 4 is a partial perspective view showing the appearance of the housing member which is a main component of the first embodiment of the refrigerator according to the present invention.

Fig. 5 is a partial perspective view showing the external appearance of the accommodating member, which is a main component of the second embodiment of the refrigerator according to the present invention;

Figure 6 is a state diagram showing the mounting state of the main component of the drawer of the first embodiment of the refrigerator according to the present invention.

7 is a partially exploded perspective view showing the configuration of a third embodiment of a refrigerator according to the present invention;

Explanation of symbols on the main parts of the drawings

100. Main body 120. Inner case

122. Guide member 200. Storage member (drawer)

220, 280, 128, contact

The present invention relates to a refrigerator. More particularly, the present invention relates to a refrigerator in which a storage member provided to be pulled out / inserted into a main body of the refrigerator is smoothly operated by point or line contact with one side of the main body.

In general, a refrigerator is a home appliance for refrigerating or freezing food, driving a refrigeration cycle by electric components provided therein, and using the cold air generated by the refrigeration cycle to directly or indirectly store an internal storage space. It is a home appliance that cools.

Such refrigerators are becoming larger and more versatile in accordance with the improvement of eating habits and various user preferences, and various components are added for ease of use. The refrigerators can be divided into general refrigerators, kimchi refrigerators, and wine refrigerators according to the intended use. Each of these may be classified again according to the opening and closing method of the storage space.

In these various refrigerators, a configuration of a shelf, a drawer, or the like for storing food is essential. Hereinafter, the configuration of a drawer according to the related art will be described with reference to the drawings.

1 is an exploded perspective view illustrating a rear structure of a refrigerator drawer according to the prior art, and as shown in the drawing, the drawer 10 is formed in a rectangular parallelepiped shape in which one surface is completely opened, and is provided inside the main body of the refrigerator. It is formed long in the street direction to form a storage space.

The drawer 10 is mounted to slide out / receive inside the refrigerator body, and a sliding member 20 is provided at both ends of the lower surface of the drawer 10 for this purpose. The drawer is supported by a portion protruding from the inner left / right side of the main body, and the sliding member 20 and the protruding portion of the main body are in contact with each other.

The sliding member 20 is formed of polyacetal resin (POM: Poly Oxy Methylene) to enable smooth relative movement despite surface contact with the main body. Polyacetal resin is an engineering plastic (EP) material that is lighter than metal and has excellent friction coefficient and self-lubrication. Thus, the drawer 10 is able to withdraw smoothly with the sliding member 20 by the sliding relative movement of the main body with one side.

On the other hand, the sliding member 20 is formed in a long plate shape having a predetermined width, so that the drawer 10 can continuously slide during the sliding operation, the drawer 20 is mounted the drawer The left and right end portions of the bottom surface of the 10 may be provided with mounting portions 12 having a shape corresponding to the sliding member 20 so that the sliding member 20 may be mounted.

And, when the sliding member 20 is removed from the mounting portion 12 affects the operation of the drawer 10, the sliding member 20 is coupled to the mounting portion 12 by a screw 30. It would be desirable to be.

However, such a prior art has the following problems.

In the drawer according to the prior art, when the slide member is removed, the drawer may not be able to be pulled out or pulled out, or difficult, and thus, screwing is essential for coupling the slide member formed of a different material from the drawer.

Therefore, the screw fastening process is added to the combination of the sliding member, there is a problem that results in an increase in the total number of man-hours.

In addition, since the sliding member and one side of the main body are in surface contact, foreign matter is likely to be interposed between them, which has a problem of affecting the smooth take-out / retracting operation of the drawer.

In addition, polyacetal resin (POM), which is a material of the sliding member, is a relatively expensive material, and when used in a refrigerator having a plurality of drawers, there is a problem in that manufacturing cost increases.

SUMMARY OF THE INVENTION An object of the present invention is to solve the problems of the prior art as described above, and provides a refrigerator which allows the receiving member provided to be pulled out / inserted into the main body of the refrigerator to be smoothly operated by point or line contact with one side of the main body. To do

Refrigerator according to the present invention for achieving the above object, the body forming a space for cold storage; A storage member provided on the main body so as to be able to be pulled out and inserted into the main body and accommodates food; Part of the lower surface of the housing member protrudes, characterized in that the contact portion for making point or line contact with the inner side of the main body.

In addition, the refrigerator according to the present invention for achieving the above object includes a main body forming a refrigerating chamber or a freezing chamber; A housing member which defines an interior space of the main body and forms an accommodation space; A guide member supporting the housing member at one side of the main body; It characterized in that it comprises a contact portion for allowing the receiving member to slide while being in point or line contact with the guide member.

According to the present invention having such a configuration, the withdrawal / mouth of the receiving member such as a drawer and a shelf is more smoothly can be expected to improve the ease of use.

Hereinafter, an embodiment of a refrigerator according to the present invention having the configuration as described above will be described in detail with reference to the accompanying drawings.

The present invention may be employed if a storage member such as a drawer and a shelf is provided regardless of the type and shape of the refrigerator, but for convenience of explanation, the stand type kimchi refrigerator will be described by way of example, and the present invention is limited thereto. Make sure it's not.

Figure 2 is a perspective view showing the appearance of the refrigerator according to the present invention, as shown in the figure, the refrigerator main body 100 is formed in a substantially rectangular parallelepiped shape with the front opening to form a storage space for storing food therein do.

The storage space of the main body 100 is formed so as to be partitioned into the upper and lower to store different food according to the storage characteristics, for this purpose, each space is configured to maintain a different storage temperature to control the cold air.

Meanwhile, the opened front surface of the main body 100 is selectively shielded by the doors 140 and 160. The doors 140 and 160 are for selectively shielding the storage space, and the storage space above the main body 100 is mounted with a rotatable door 140 which is opened and closed by rotation, and the storage space under the main body slides. A drawer door 160 that is pulled out / in is mounted.

A lower portion of the main body 100 is provided with a basket mounted on the drawer door 160 and withdrawn / intake with the drawer door 160, and a container containing food or food for storage in the basket. They will be stored and stored.

In addition, the upper part of the main body 100 is provided with a receiving member 200, such as a plurality of drawers or shelves, to classify the containers containing food or food for storage according to storage characteristics and uses, etc. stored in an appropriate location Done.

The accommodating members 200 provided on the upper portion of the main body 100 are mounted inside the main body 100 so as to be pulled out / inward while sliding forward and backward for convenience of use.

3 is a perspective view showing the inside of the main body of the refrigerator according to the present invention. As shown in the drawing, the upper inner side of the refrigerator main body 100 is formed by the upper inner case 120.

The upper inner case 120 forms an upper inner shape of the main body 100 and is formed of a metal material such as plastic, resin, or aluminum, and mounts a plurality of components including a plurality of storage members 200. It is formed so as to be formed, the discharge port through which cold air can be supplied is formed by drilling.

On the left side wall of the upper inner case 120 so that the storage member 200 can be mounted to the storage space of the upper portion of the main body 100, that is, the inner inner case 120 to slide out / retractable Guide member 122 is formed.

The guide member 122 supports the housing member 200 from below, and is formed to protrude to a predetermined width inward when the upper inner case 120 is formed, and the upper inner case 120 At the rear end of the formed elongated toward the front.

Therefore, the guide member 122 supports both ends of the lower surface of the lower side of the accommodating member 200 when the accommodating member 200 is mounted, and guides the accommodating member 200 to slide forward and backward. do.

In addition, a seating recess 124 for seating the roller 260 to be described in detail below is formed in the upper half of the upper surface of the guide member 122 by recessing downward with a predetermined curvature, and the guide member 122. A roller groove 126 for accommodating the roller 260 is further formed at one side of an upper surface of the upper surface of the accommodating member 200 to prevent the accommodating member 200 from being removed when the accommodating member 200 is pulled out.

On the other hand, the guide member 122 may be integrally formed by the inner case 120 is recessed, but may be formed as a separate member to be mounted on the inner wall surface of the upper inner case 120, At this time, it is preferable that the shape is formed in the same manner as the shape integrally formed in the upper inner case 120.

The guide member 122 is formed on the inner left and right side walls of the upper inner case 120, and both sides are formed at the same height to support the receiving member 200. In addition, a plurality of guide members 122 are formed, and a plurality of guide members 122 are formed at regular intervals up and down according to the size of the accommodating member 200 such that the accommodating member 200 multi-stages the inside of the main body 100. It is configured to be partitioned into

Hereinafter, the housing member 200 inserted into the inner case 120 will be described in more detail with reference to the accompanying drawings. The storage member 200 is withdrawal / entry, such as the drawer 200 and the shelf, while any structure that can accommodate food, but may be anything, but for the convenience of description will be described by the drawer 200 as an example.

Figure 4 is a partial perspective view showing the appearance of the housing member 200, which is a main component of the first embodiment of the refrigerator according to the present invention, although the shape of the overall drawer 200 is not shown in the figure, the drawer 200 is a whole The outer shape is formed in the same shape as the general drawer 200 as a drawer shown in FIG.

That is, the drawer 200 is formed in a substantially rectangular parallelepiped shape having an upper surface open to correspond to a width of the inside of the main body 100 of the refrigerator, and the drawer 200 is formed inside the main body 100. It is formed so that it can be inserted completely. Therefore, the drawer 200 partitions the inner space of the main body 100 inside the main body 100 and forms a space for storing food.

Each surface except the front surface of the drawer 200 is formed in a plate shape having a predetermined thickness, and a plurality of ribs are formed on the outside of each surface except the front surface to extend in the horizontal and vertical directions to reinforce the strength. .

On the other hand, the drawer 200 is formed on the lower left and right sides of the reinforcement portion 240 formed long before and after. The reinforcement part 240 protrudes laterally from both the left and right sides of the drawer 200 to form a surface which can be in contact with the guide member 122, the lower surface by a plurality of ribs formed in the horizontal and vertical direction It is supported, the bottom surface of the reinforcement portion 240 is formed to form the same surface as the bottom surface of the drawer 200.

In addition, a plurality of contact parts 220 are formed on the bottom surface of the reinforcement part 240. The contact portion 220 is in line contact with the guide member 122, so that the drawer 200 can be smoothly withdrawn / with minimum contact area between the drawer 200 and the main body 100 It is formed to protrude downward.

Looking at the contact portion 220 in more detail, the contact portion 220 is formed on the left and right both ends of the lower surface of the main body 100, that is, the lower surface of the reinforcing portion 240, the surface having a predetermined inclination meets To form an edge having an angle of, the corner is formed to be in contact with the upper surface of the guide member 122 perpendicularly. That is, the contact portion 220 may be formed to be in contact with the guide member 122 in a direction perpendicular to the withdrawal / entrance proceeding direction of the drawer 200.

The intervals between the plurality of contact portions 220 may be all formed uniformly, and may be formed such that the interval becomes narrower toward the rear of the drawer 200 for stable support when the drawer 200 is pulled out. There will be.

The reinforcement part 240 is formed from the front end of the drawer 200 to one side of the rear half, and a roller 260 is provided behind the reinforcement part 240. The roller 260 allows the drawer 200 to slide more smoothly when the drawer 200 is withdrawn / ingressed, and is accommodated inside the seating groove 124 and the roller groove 126 to draw the drawer 200. ) Can be fixed at a certain position during withdrawal / entry.

The roller 260 is formed to contact the upper surface of the guide member 122 when the drawer 200 is mounted, wherein the lower end of the roller 260 has the same height as the lower end of the contact portion 220. It is formed to be in contact with the upper surface of the guide member 122 with the contact portion 220 is configured to perform a rolling motion.

On the other hand, the drawer 200 may be configured to be in point contact with one side of the main body 100, look at a second embodiment according to the present invention having such a configuration with reference to the drawings as follows.

Figure 5 is a partial perspective view showing the outer appearance of the housing member which is a main component of the second embodiment of the refrigerator according to the present invention, the overall configuration of the drawer 200 is the same as that of the first embodiment described above, but the shape of the contact portion Since only the same reference numerals are used for the same parts, detailed description thereof will be omitted.

As shown in the figure, a reinforcement part 240 is formed at the lower left and right sides of the drawer 200, and a lower surface of the reinforcement part 240 is integrally formed with the lower surface of the drawer 200. In addition, a plurality of contact parts 280 are formed in the reinforcement part 240.

The contact portion 280 is to be in contact with the upper surface of the guide member 122 to enable a smoother sliding movement when the drawer 200 is pulled out / incoming, protruding downward.

The shape of the contact portion 280 may be formed in any shape as long as the end thereof may be in point contact with the guide member 122, and specifically, may be formed in a triangular pyramid shape, a quadrangular pyramid shape, or a hemispherical shape where the vertex points downward. Could be.

The contact portion 280 may be formed in plural, and a plurality of contact portions 280 may be formed at a predetermined interval on the lower surface of the reinforcement portion 240, and may be formed to narrow the gap toward the rear side.

The roller 260 is mounted to the rear of the reinforcement part 240, that is, rear left and right sides of the drawer. The roller 260 is in contact with the guide member 122 to facilitate the withdrawal / opening of the drawer 200, the end of the contact portion 280 and the roller 260 when mounting the drawer 200 It will be preferable that the end of is formed to contact the guide member 122 at the same time.

In the above-described first and second embodiments, the reinforcement part 240 is formed so that the contact parts 220 and 280 are formed at both left and right side ends of the bottom surface of the drawer 200 corresponding to the bottom surface of the reinforcement part 240. However, when the mounting structure of the drawer 200 or the other mounting member 200 other than the drawer 200 is mounted, the contact portion 220.280 may be formed on the left and right both sides of the lower surface of the storage member 200. something to do.

Hereinafter, the operation of the refrigerator according to the present invention having the configuration as described above will be described with reference to FIG. 6.

The first embodiment and the second embodiment described above are similar in their overall construction, and also have the same function, except that the drawer 200 and the main body 100, that is, the shelf and the guide member 122 are in line contact. The only difference is in contact. Therefore, the following description will be made without distinguishing between the first embodiment and the second embodiment.

6 is a state diagram showing a mounting state of the drawer which is a main component of an embodiment of the refrigerator according to the present invention. Looking at the mounting state of the drawer during the withdrawal / entry of the drawer 200, the drawer 200 is the main body 100. The guide member 122 supports the drawer 200 in a state of being mounted on the inner side thereof.

That is, the drawer 200 is mounted on the guide member 122, and the guide member 122 is supported below. In this case, the upper surfaces of the contact parts 220 and 280 and the guide member 122 formed in the drawer maintain the point or line contact state according to the shape of the contact parts 220 and 280.

In this state, when the drawer is pulled forward, the roller 260 starts rolling and the drawer 200 slides forward. In this case, the main body of the drawer and the refrigerator are supported by the contact portions 220 and 280 and the guide member 122 being in point or line contact, so that the friction area is relatively narrow, and thus the drawer 200 is drawn out. It will not take much effort.

When the drawer 200 is continuously pulled in a state where the contact parts 220 and 280 and the guide member 122 are in point or line contact, the drawer 200 is pulled forward and the roller 260 is the roller groove ( 126 is pulled forward until it is seated.

After the drawer 200 is withdrawn, food items for storage are stored in the drawer 200. After storing the food items, the drawer 200 is put back to the rear and the drawer 200 is placed in the main body. 100 is drawn into the inside.

Even when the drawer 200 is moved backward while sliding, the contact parts 220 and 280 and the guide member 122 are in point or line contact with each other, so the friction force is not large and the drawer 200 can be introduced relatively smoothly.

On the other hand, in order to more effectively use the internal space of the refrigerator main body 100, the drawer 200 may be completely separated from the inside of the main body 100, after removing the drawer 200 shelf It will be possible to mount other receiving members 200 such as.

The refrigerator according to the present invention may have other embodiments in addition to the above-described first and second embodiments, which will be described with reference to the drawings. The third embodiment is also similar in overall construction to the first and second embodiments described above, and the same reference numerals are used for the same configuration and detailed description thereof will be omitted.

7 is a partially exploded perspective view showing the configuration of a third embodiment of a refrigerator according to the present invention. As shown in the drawing, guides are provided on the inner left and right sides of the inner case 120 forming an inner side of the main body 100. Member 122 is formed. The guide member 122 may be formed to protrude inward to support both ends of the drawer 200 from below.

Accordingly, the guide member 122 may protrude inwardly by a predetermined width so that a surface capable of supporting both side ends of the drawer 200 is formed, and guides the slide out / out of the drawer 200. So that it is formed long in the front and rear direction.

In addition, a contact portion 128 is further formed on the upper surface of the guide member 122 in contact with both left and right ends of the lower surface of the drawer 200. The contact portion 128 is formed to protrude upward to allow the guide member 122 and the drawer 200 to be in point or line contact with each other, and a plurality of contact portions 128 are formed on the upper surface of the guide member 122.

The shape of the contact portion 128 will be the same as that of the first and second embodiments described above, except that the protruding direction is protruded upward so that point contact or line contact with the bottom surface of the drawer 200 is possible. Is formed.

Therefore, when the user pulls or pushes the drawer 200 to draw / retract the drawer 200, the drawer 200 slides back and forth from the inside of the main body 100. At this time, the lower surface of the drawer 200 is in point or line contact with the contact portion 128 formed on the upper surface of the guide member 122, so that the contact area is minimized, so that the frictional force is minimized during the sliding movement to draw out / draw the drawer. Mouth operation can be made smoothly.

The scope of the present invention is not limited to the above embodiments, and many other modifications based on the present invention will be possible to those skilled in the art within the above technical scope.

That is, in the embodiments of the present invention, the drawer 200 is described as an example of the storage member 200, but any configuration may be employed as long as the storage member 200 is slidably drawn / out, such as a shelf.

Further, in the embodiments of the present invention, the guide member 122 is configured to support both side ends of the bottom surface of the drawer 200, but the contact parts 220, 280, and 128 are the bottom surface of the drawer 200 or the body corresponding thereto. It will be appreciated that it is also possible to be formed at other positions of 100).

The refrigerator according to the present invention as described in detail above, is mounted so that the drawer provided to be withdrawable / retractable inside the main body to be in point contact or line contact with one side of the main body.

Therefore, it is possible to minimize the withdrawal / entrance friction of the drawer it is possible to make the withdrawal / entry of the drawer more smoothly to improve the ease of use.

In addition, by changing the shape of one side of the drawer or the main body to be in point contact or line contact, not by a separate coupling structure, to smoothly withdraw / insert the drawer, thereby eliminating a separate coupling process to improve productivity. You can expect the effect.

In addition, it is possible to expect the effect of improving the durability, such as preventing the damage such as falling off of the sliding member by not requiring a separate coupling member or the like.

Claims (7)

A body forming a space for cold storage; A storage member provided on the main body so as to be able to be pulled out and inserted into the main body and accommodates food; A portion of the lower surface of the housing member protrudes, the refrigerator including a contact portion to make point or line contact with the inner side of the main body. The method of claim 1, And a guide member on the inner side of the main body to support the contact portion from below and to guide the withdrawal / mouth of the storage member. The method of claim 1, A refrigerator employing a drawer as the housing member. The method of claim 1, A refrigerator is employed as the storage member. A main body forming a refrigerating chamber or a freezing chamber; A housing member which defines an interior space of the main body and forms an accommodation space; A guide member supporting the housing member at one side of the main body; And a contact unit for allowing the housing member to slide while being in point or line contact with the guide member. The method of claim 5, wherein The contact unit is formed to protrude downward from one side of the receiving member to be in point or line contact with the upper surface of the guide member. The method of claim 5, wherein The contact unit is formed to protrude upward from one side of the guide member to be in point or line contact with the lower surface of the housing member.

Images