KR101173308B1 - Cylinderical refrigerator - Google Patents

Abstract

The present invention can easily check and take out food in the store regardless of the storage location to eliminate the waste elements caused by the food left unattended, and evenly supply the cool air into the food storage store to increase the cooling efficiency, the operation when opening and closing the door The purpose is to provide a circular refrigerator that is environmentally friendly, efficient, and has high space utilization.

To this end, the present invention is a cylindrical housing having a food storage chamber therein; A cold air flow bar installed vertically across the center of the food storage chamber of the housing and discharging cold air into the food storage chamber; It provides a circular refrigerator comprising a; door provided in the housing for the user access to the food storage compartment.

Circular Refrigerator, Door, Space, Utility, Cold Flow Bar

Description

Round Refrigerator {CYLINDERICAL REFRIGERATOR}

The present invention relates to a refrigerator. More particularly, the shelf for storing food in the refrigerator can be rotated so that the food inside can be easily taken out and the cold air is evenly supplied in the food storage chamber and the operation space is minimized when the door is opened and closed. It relates to a circular refrigerator to increase the space utilization in the kitchen.

In general, the refrigerator is one of the necessities of life as a device that keeps food fresh for a certain period of time by lowering the inside of the refrigerator as the refrigerant (working fluid) is repeatedly compressed, condensed, expanded and evaporated.

As shown in FIG. 1, the refrigerator 100 condenses the low-temperature / low-pressure gas refrigerant to a high-temperature / high-pressure gas refrigerant by a compressor 100 and a refrigerant introduced from the compressor 100 by outside air. The condenser 200 and the expansion valve 300 to reduce the refrigerant flowing from the condenser 200 made of a narrower diameter than the diameter of the other portion, and the refrigerant passing through the expansion valve 300 is a low pressure state As the evaporator in the evaporator 400 absorbs heat in the furnace as a basic component constitutes a refrigeration cycle.

In addition, a blower fan 600 is provided to send the refrigerant heat-exchanged through the evaporator 400 to the freezer compartment and the refrigerating compartment through the freezer cold air passage A and the refrigerating compartment cold air passage B.

On the other hand, the refrigerator on the market is generally a cuboid-shaped refrigerator, if the food is placed on the inside of the shelf, in order to take it out, to take out the food outside the outside, and then to take out the food inside is inconvenient In addition, there is a problem that cold air loss occurs in the meantime.

In addition, when the user forgets that there is food placed inside, food is left in the refrigerator for a long time, resulting in bad hygiene and environmental effects such as bad smell due to corruption and waste of food.

In addition, since the cold air comes from the outside of the inside of the high temperature, there is a large temperature difference between the cold air discharge part and a region far from the high temperature. There is a problem that is not easy.

On the other hand, the conventional refrigerator is a structure that opens the door in a swinging manner that rotates around the hinge when opening the door, so a lot of space is required for opening and closing the door, and when the door is opened, the door is opened in a narrow space such as a kitchen It is true that interference may cause difficulties for other tasks or passage.

The present invention is to solve the above-mentioned problems, it is possible to easily check and take out the food in the oven regardless of the storage location to eliminate the waste elements caused by the food left, and to supply the cold evenly into the food storage. The purpose of the present invention is to provide a circular refrigerator that is environmentally friendly, efficient, and high in space utilization, such as improving cooling efficiency, minimizing operating space when opening and closing doors, and increasing space utilization in a kitchen.

The present invention to achieve the above object, the cylindrical housing having a food storage chamber therein; A cold air flow bar installed vertically across the center of the food storage chamber of the housing and discharging cold air into the food storage chamber; Circular refrigerator is provided, characterized in that it comprises a; door provided in the housing for the user access to the food storage compartment.

The circular refrigerator of the present invention is convenient because it is possible to simply take out the food inside by rotating the food cradle rather than pulling out the food outside one by one to take out food on the inside of the shelf.

In addition, the discharge of the cold air is naturally discharged from the central part, not the side of the inside of the refrigerator, thereby effectively utilizing the cold air and increasing the volume of the inside of the refrigerator.

In addition, the inside of the food can be easily checked through the rotary shelf, so it can be easily removed and put in place regardless of the storage location of the food, and the food can be left unattended because the food can be left unattended for a long time through easy food positioning. By preventing the corruption and odor caused by the premature and clean, and minimize the waste of food, it can provide an environment-friendly eating environment.

Hereinafter, with reference to the accompanying drawings with respect to the specific content for the practice of the present invention in detail as follows.

2 is a perspective view showing a refrigerator of the present invention, Figure 3 is a cross-sectional view showing the internal structure of the refrigerator of the present invention.

4 to 6 are cross-sectional views along the line I-I of FIG. 1 for explaining the door operation of the refrigerator according to the present invention, FIG. 4 is a view showing a closed state of the door, and FIG. Figure is a view showing the initial state that the door slightly opened by pulling, Figure 6 is a view showing a state in which the door is fully opened by pushing the door to the side.

Meanwhile, FIG. 7 is a reference diagram illustrating a door inner gasket structure and a housing inner structure corresponding thereto along the line II-II of FIG. 4.

Referring to these drawings, the circular refrigerator of the present invention includes a cylindrical housing 1 having a food storage chamber therein; A cold air flow rod (2) installed vertically across the center of the food storage chamber of the housing (1) to discharge cold air into the food storage chamber; And a door 3 provided in the housing 1 for a user access to the food storage room.

And, on the outer circumferential surface of the cold air flow rod (2) is formed a cold air outlet 200 for ejecting cold air, the cold air outlet 200 is the axial direction to allow even outflow of cold air to the interior area of the food storage chamber Accordingly formed in different positions.

For example, the cold air outlet 200 is formed in a slit shape along the circumferential direction of the cold air flow rod 2, and is formed at different positions along the axial direction to allow even outflow of cold air to the inner region of the food storage chamber. Will be That is, the upper and lower slits are preferably formed at positions shifted from each other.

In addition, the cold air flow rod (2) is provided with a circular shelf (4) to rotate around it. To this end, the circular shelf (4) installation position of the cold air flow bar (2) may be provided with a supporting portion (210a) for supporting the circular shelf, and the refrigerating chamber and to improve the supporting force through the edge support of the circular shelf (4) Support portion 210b may also be provided inside the freezer compartment.

In addition, it is preferable that a friction reducing member 220 is interposed between the support parts 210a and 210b and the circular shelf 4 to reduce friction with the support part when the shelf is rotated.

As the friction reducing member 220, Teflon resin or PTFE having self-lubrication may be used, and the friction reducing member 220 may be formed integrally with the supporting parts 210a, 210b or the circular shelf 4.

On the other hand, the door 3 is connected to the first link (5a) rotatably installed around the cold air flow rod (2), the first link (5a) rotatably coupled to one side of the door (3) It is provided with a link mechanism consisting of a second link (5b).

In addition, a door gasket 3a having a magnetic property is provided at an inner edge of the door 3 to prevent loss of cold air and to facilitate detachment of the door 3. The metal frame 6 in which the door gasket 3a is in close contact is installed.

On the other hand, the lower side of the food storage chamber in the housing (1) is provided with a lower machine room 130 is provided with a motor, such as a compressor (7), condenser 8, etc., the upper side of the food storage chamber of the housing (1) evaporator (9) And the upper machine room 120 in which the fan 10 and the like are installed.

The food storage compartment may be divided into a freezing compartment 110 and a refrigerating compartment 100, and the food storage compartment and the upper and lower machine rooms 120 and 130 are separated by a barrier.

On the other hand, the circular refrigerator of the present invention includes a damper (D) that can control the flow of cold air supplied to the refrigerating chamber along the cold air flow rod (2).

The operation of the present invention circular refrigerator is configured as follows.

First, the housing 1 of the refrigerator has a cylindrical outer appearance, and a food storage chamber therein also takes the form of a cylindrical inner space.

The cold air flow rod (2) is stably supported on the upper and lower portions of the food storage chamber, the cold air outlet 200 is formed on the outer circumferential surface to eject the cold air. At this time, the cold air outlet 200 has a slit form that allows even outflow of cold air.

In addition, the circumference of the cold air flow bar (2) is provided with one or more circular shelves (4) in which food can be placed, wherein the center of the circular shelf (4) is the circumference of the cold air flow bar (2) It is installed to be rotatable while wrapping.

Accordingly, when the user grabs and turns the circular shelf 4, the food is rotated together by the rotation of the shelf.

If the user wants to take out the food inside, instead of taking out the food outside one by one, the food can be brought to the opening of the refrigerator simply by rotating the circular shelf 4.

At this time, since the friction reducing member 220 such as a bearing is interposed between the support part 210a and the circular shelf 4, wear due to friction with the support part 210a when the circular shelf 4 is rotated. And noise can be eliminated.

On the other hand, unlike the conventional refrigerator, the cold air flow path is to use the cold air flow rod (2) that passes through the center of the food storage chamber up and down.

The cold air flow rod (2) is supported on the upper and lower portions of the food storage chamber, the interior of the space forming a cold portion through the heat exchange with the evaporator (9) provided in the upper chamber of the housing (1) flows through the space portion Flow into the cold air flow rod (2).

Therefore, the cold air introduced into the cold air flow bar 2 is discharged directly toward the food placed on the circular shelf 4 of the food storage room through the plurality of cold air outlet holes 200 provided on the side of the cold air flow bar 2. do.

At this time, the cold air outlet 200 is formed in a slit form along the circumferential direction of the cold air flow rod (2), and is formed at different positions along the axial direction, so that the cold air flows out evenly to the inner region of the food storage chamber. .

In particular, the present invention is not a method of forcibly injecting cold air from the side of the food storage chamber as in the prior art, but is a method of naturally cooling the inside of the refrigerator by spraying natural cold air from the center portion of the food storage chamber.

Accordingly, in the related art, since the space portion must be formed to some extent in order to form a cold air flow path, the indoor volume cannot be efficiently used. By using it, there is no need for a separate cold flow path, so the interior volume can be increased.

In addition, the circular refrigerator of the present invention is capable of controlling the temperature of the refrigerating chamber by controlling the supply of cold air to the refrigerating chamber 100 by the action of a damper provided to control the flow of cold air to the cold air flow rod 2 on the refrigerating chamber side. , The cold air introduced into the refrigerating chamber 100 is returned to the upper machine room in which the evaporator 9 is located again through a return flow path (shown by a dotted line in FIG. 3).

On the other hand, the circular refrigerator of the present invention takes a unique door opening and closing structure that combines the swing opening and sliding method and the arm rotating structure, rather than the door opening and closing structure that opens and closes in front of the user as in the prior art.

The door opening and closing structure and operation of the circular refrigerator of the present invention will be described in detail with reference to FIGS. 5 to 7.

When the user wants to open the door in a state in which the door 3 is closed as shown in FIG. 5, the door handle 3b is once grasped and pulled toward the front of the refrigerator.

Accordingly, the first link 5a and the second link 5b are rotated in opposite directions so that the angle between the first link 5a and the second link 5b is extended, and once the door 3 is opened. Exits forward from the door opening of the housing 1 (see FIG. 6).

In this state, when the door handle 3b is held and the door 3 is pushed in the opening direction, the first link 5a and the second link 5b rotate smoothly around the cold air flow bar 2, Accordingly, the door 3 coupled to the second link 5b is completely opened (see FIG. 7).

That is, the circular refrigerator of the present invention, as the door (3) has a curved structure, while reducing the unnecessary space occupancy, the door combined with the swinging structure of the arm at the same time with the opening and sliding method for ease of opening and closing the door (3) (3) It has an opening and closing structure.

On the other hand, when opening and closing the door 3 as described above, a door gasket 3a having magnetic properties is provided at the inner edge of the door 3, and the door gasket 3a is provided at the inner edge of the opening of the housing 1. A close-contact metal frame 6 is installed to prevent the loss of cold air and to facilitate the attachment and detachment of the door 3.

The present invention is not limited to the above embodiments, and various changes and modifications can be made in various forms without departing from the scope of the technical spirit of the present invention.

Accordingly, the rights of the present invention are not limited to the embodiments described above, but are defined by what is stated in the claims, and those skilled in the art can make various modifications and adaptations within the scope of the claims. It is self evident.

The circular refrigerator of the present invention makes it easy to check and take out the food in the oven regardless of the storage location, thereby eliminating the waste elements caused by the food, and supplying the cool air evenly into the food storage chamber, thereby increasing the cooling efficiency. Minimize the working space when opening and closing to increase the space utilization in the kitchen, such as environmentally friendly, efficient and high space utilization, the industrial availability is very high.

1 is a block diagram showing a typical refrigerator refrigeration cycle

Figure 2 is a perspective view of the refrigerator of the present invention

Figure 3 is a cross-sectional view showing the internal structure and the cold air flow structure of the refrigerator of the present invention

4 to 6 are cross-sectional views along the line I-I of FIG. 2 for explaining the door operation of the refrigerator according to the present invention.

4 is a view showing a state in which the door is closed

5 is a view showing the initial state that the door is slightly opened by pulling the handle forward.

6 is a view showing a state in which the door is fully open by pushing the door to the side;

FIG. 7 is a reference diagram illustrating a door gasket structure and a housing inner structure corresponding to the line II-II of FIG. 4.

Description of the Related Art [0002]

1: Housing 100: Refrigerator

110: freezer 2: cold flow bar

200: cold air outlet 210a, 210b: support

220: friction reducing member 3: door

4: round lathe 5a: first link

5b: Second link 7: Compressor

8: Condenser 9: Evaporator

Claims (8)

A cylindrical housing having a food storage chamber therein; A cold air flow bar installed vertically across the center of the food storage chamber of the housing and discharging cold air into the food storage chamber; A door provided in the housing for a user access to the food storage room; A first link connected to the cold air flow rod with a central axis and rotatably installed around the second air link, and a second link rotatably connected to the first link and coupled to one side of the door, so that the user faces the front door. When the pulley is opened, the angle between the first link and the second link is opened to allow the door to move forward, and when the user pushes the door to the side while the door moves forward, the first link and the second link are opened. Circular refrigerator characterized in that it has a link mechanism for allowing the sliding opening of the door while rotating around the cold air flow rod. The method of claim 1, The food storage chamber of the housing may be divided into a freezer compartment and a refrigerator compartment. The method of claim 1, The cold air flow rod is a circular refrigerator, characterized in that the circular shelf is installed so as to rotate around it. The method of claim 3, wherein The cold air flow rod is provided with a supporting portion for supporting a circular shelf, a circular refrigerator, characterized in that the friction reducing member for reducing the friction during rotation of the circular shelf between the supporting portion and the circular shelf. delete The method of claim 1, The door inner gasket is provided with a magnetic gasket to prevent the loss of cold air and facilitates detachment of the door, and a metal frame in which the door gasket is in close contact is installed at the inner edge of the opening of the housing. Refrigerator. The method of claim 1, The lower side of the food storage chamber in the housing is provided with a lower machine room is provided with a motor, such as a compressor, a condenser, etc., the upper side of the food storage chamber of the housing is equipped with an upper machine room is provided with an evaporator and a fan. The method of claim 1, A cold air outlet hole is formed on the outer circumferential surface of the cold air flow rod, and the cold air outlet hole is formed at different positions along the axial direction to allow even outflow of cold air to the inner region of the food storage chamber. Refrigerator.

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