KR20080035190A - Refrigerator - Google Patents

Abstract

The present invention relates to a refrigerator which can be installed in a built-in type or can prevent interference due to opening and closing of a door even when disposed to be in contact with other electronic products and furniture around.

Refrigerator according to the present invention comprises a refrigerator body with a front open; A door installed in the refrigerator body so as to be opened and closed; And, the hinge hinged to the upper side of the refrigerator main body, and opening and closing the device to open and close the door in the vertical direction to the refrigerator main body; to prevent damage and interference with the door and adjacent furniture, electronics, etc. due to the door opening and closing Can be prevented, and operation reliability of the door can be secured without limitation in the installation position.

Description

Refrigerator {REFRIGERATOR}

1 is a view showing an installation structure of a built-in refrigerator which is an embodiment of the prior art.

FIG. 2 is a view illustrating a state in which a door is opened in a built-in refrigerator according to one embodiment of the prior art; FIG.

3 and 4 is a view showing a refrigerator which is an embodiment of the present invention.

Figure 5 is a view of the spring hinge assembly and door applied to the refrigerator of the present invention.

Figure 6 is a view showing the operation of the handle of Figure 5;

7 is a view showing a motor hinge assembly and a door applied to the refrigerator of the present invention.

<Explanation of symbols on main parts of the drawings>

101: refrigerator body 102: freezer door

130: refrigerator door 104,105: drawer

106: display panel 107: home bar

110: spring hinge assembly 120: handle

121: handle portion 122: locking projection

The present invention relates to a refrigerator which can be installed in a built-in type or can prevent interference due to opening and closing of a door even when disposed to be in contact with other electronic products and furniture around.

Generally, a refrigerator is a device used for long-term storage of fresh food, and includes a freezer compartment for freezing food, a refrigerating chamber for refrigerating plants, and a freezing cycle for cooling the freezer and refrigerator compartment. The operation control is performed by the controller.

1 and 2 are views illustrating an installation structure and a door open state of a built-in refrigerator according to one embodiment of the prior art, respectively.

In the conventional built-in refrigerator, as illustrated in FIGS. 1 and 2, the refrigerator main body 1 having the freezer compartment and the refrigerating compartment side by side are connected to hinges H1 and H2 on the open front of the refrigerator main body 1, respectively. It consists of a freezer compartment door (2) and the refrigerating compartment door (3) installed to open and close in a direction, the refrigerator body (1) except the freezer compartment door (2) and the refrigerating compartment door (3) is installed to be inserted into the wall (W).

At this time, the front panel of the freezer compartment door 2 and the front side of the refrigerator compartment door 3 exposed to the outside of the wall (W) includes a variety of configurations, the display panel that can display / operate the operation of the refrigerator on the freezer door (2) (Not shown) and an ice extraction device (not shown) capable of withdrawing ice, and a home bar (not shown) that can easily take out drinks and the like in the refrigerating compartment door 3.

Of course, the refrigerator body 1 is provided with a refrigeration cycle consisting of a compressor, a condenser, a capillary tube or an electronic expansion valve, and an evaporator therein, and a controller (not shown) for controlling the operation of each component is embedded to be connected to the display panel. .

Therefore, since the built-in refrigerator as described above is installed to be inserted into the wall surface W, except for the front surface of the freezer compartment 2 and the refrigerator compartment door 3, the freezer compartment door 2 and the refrigerator compartment door 3 are respectively hinged. When opened in both directions with respect to (H1, H2), as shown in Figure 2 there is an area where the corner of the freezer compartment door 2 and the corner of the refrigerator compartment door 3 interfere with the adjacent wall surface (W), respectively. The freezer compartment door 2 and the refrigerating compartment door 3 should be opened only within the set angle from the refrigerator main body 1.

That is, when a conventional refrigerator is used as a built-in type or installed to contact surrounding appliances or furniture, each door is opened at an angle of 90 ° C. or more from the refrigerator main body as various baskets are provided for storage inside each door. The freezer door or the refrigerating door is opened more than the set angle in both directions, so that the corner part may interfere with the surrounding wall, home appliances, furniture, etc., and the product may be damaged. There is a problem that the reliability of the operation that the refrigerating chamber door is opened and closed.

The present invention has been made to solve the above problems of the prior art, an object of the present invention is to provide a refrigerator that can prevent interference with the surrounding items due to the opening and closing of each door even if installed in a limited space.

In addition, an object of the present invention is to provide a refrigerator that is easy to take out food and the like even if each door is opened and closed only at a predetermined opening and closing angle.

The present invention for solving the above problems is a refrigerator body with an open front; A door installed in the refrigerator body so as to be opened and closed; And, the hinge hinged to the upper side of the refrigerator body, the opening and closing device for opening and closing the door in the vertical direction to the refrigerator main body; provides a refrigerator comprising a.

In addition, the refrigerator provides a refrigerator further comprising a drawer positioned under the door, the drawer being retractable from the refrigerator main body.

In addition, the opening and closing device is provided between the top of the refrigerator body and the top of the door, and provides a refrigerator, characterized in that the spring hinge assembly including a spring for imparting an elastic force in the rotational direction in which the door is opened.

In addition, the handle portion connected to the front of the door; In addition, it is installed to be pulled out at the lower end of the door so as to interlock with the handle portion, the locking projection is locked / unlocked in the opening provided in the lower portion in conjunction with the handle portion; provides a refrigerator further comprising a.

In addition, the opening and closing device is provided between the upper end of the refrigerator body and the upper end of the door, and provides a refrigerator, characterized in that the motor hinge assembly including a step motor for driving the opening and closing of the door.

In addition, the button is provided on the front of the door, the button unit which is interlocked with the step motor; provides a refrigerator further comprising.

Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings.

3 and 4 is a view showing a refrigerator which is an embodiment of the present invention, Figure 5 is a view showing a spring hinge assembly and a door applied to the refrigerator of the present invention, Figure 6 is a handle operation of Figure 5 is shown 7 is a view showing a motor hinge assembly and a door applied to the refrigerator of the present invention.

As shown in FIGS. 3 and 4, the refrigerator of one embodiment of the present invention is connected to a refrigerator body 101 having a freezer compartment and a refrigerator compartment side by side on both sides, and hinged to an open front surface of the refrigerator body 101. The refrigerator compartment door 102 and the refrigerating compartment door 103, which are opened and closed by the refrigerator, and the freezer compartment door 102 and the refrigerating compartment door 103, respectively, are provided with drawers 104 and 105 which are installed to be retractable from the lower side of the refrigerator main body 101. Since the freezer door 102 and the refrigerating compartment door 103 are opened and closed in a vertical direction toward the front of the), even if the freezer compartment door 102 and the refrigerating compartment door 103 are opened only 90 ° C from the front of the refrigerator main body 101, the freezer compartment And it is easy to draw food and the like to the refrigerating chamber, each door may no longer be opened at a large angle.

Here, the refrigerator main body 101 has a refrigeration cycle on one side, and also has a control unit for controlling the operation of each component.

In this case, only a portion of the refrigerator main body 101 corresponding to the freezer compartment door 102 is configured as a freezer compartment, a portion corresponding to the refrigerator compartment door 103 is configured as a refrigerator compartment, and a portion corresponding to each of the drawers 104 and 105 is a vegetable compartment. It may be configured in various ways, such as kimchi storage room, it may be provided with a separate heater (not shown) to provide the kimchi storage room in the refrigerator body 101.

Next, the freezer door 102 is provided with a display panel 106 that can display / operate the operation of the refrigerator on the front side, and the wires connected to the display panel 106 are connected to the refrigerator main body through the hinge axis of the freezer door 102. 101 is installed to be connected to the control unit (not shown) on the side.

Next, the refrigerator compartment door 103 is provided with a home bar 107 that can easily take out the beverage, etc. in the front, so that the refrigerator compartment door 103 is completely enclosed in the home bar 107 in consideration of the opening in the vertical direction. It is desirable to have a deep basket (not shown) or the like.

In particular, in order to open and close the freezer compartment door 102 and the refrigerating compartment door 103 in the vertical direction from the refrigerator body 101, respectively, the spring hinge assembly 110 and the handle 120 shown in FIGS. In another embodiment, the motor hinge assembly 130 and the button unit 140 shown in FIG. 7 may be applied, and the freezing compartment door 102 and the refrigerating compartment door 103 are closed to the refrigerator body 101. In order to prevent the leakage of cold air between the refrigerator main body 101, the freezer compartment door 102 and the refrigerating compartment door 103 by installing a sealing member (not shown) having a predetermined elasticity as well as a predetermined magnetic force acting on the parts in contact with each other. Configure.

In more detail, the spring hinge assembly 110 may be installed between the upper both sides of the refrigerator body 101 and the upper both sides of each door 102 and 103, but is installed in the refrigerating compartment door 103 as shown in FIG. 5. Looking only to the torsion spring, the torsion spring (111) to impart an elastic force in the rotational direction in which the refrigerating compartment door 103 is opened, the mounting portion 112 to which the torsion spring 111 is fixed, and the mounting portion 112 of Consisting with both ends of each of the transmission portion 113, 114 to transmit the elastic force, one transmission portion 113 is assembled on the upper side of the refrigerator compartment door 103, while the other transmission portion 114 is a refrigerator body ( 101 is assembled to be fixed to the upper side of the side to give an elastic force.

Of course, the hinge cap 101a is provided between the doors 102 and 103 and the refrigerator main body 101 so that the assembly consisting of the torsion spring 111, the mounting part 112, and the transmission parts 113 and 114 is not exposed to the outside. Preferably, the wires drawn from the components provided on the doors 102 and 103 can be connected to the control unit on the refrigerator main body 101 side through the hinge caps 101a through the hinge shafts of the doors 102 and 103. .

At this time, the freezer compartment door 102 and the refrigerating compartment door 103 may be formed larger than the front surface of the refrigerator body 101 so that the hinge caps are not exposed from the front surfaces of the doors 102 and 103, and the hinge cap 101a is provided. More preferably, the side upper portions of the doors 102 and 103 to be provided have stepped grooves.

As such, the door is opened by the elastic force of the torsion spring 111 on the side of the spring hinge assembly 110 provided on the upper side of each door 102 and 103, but a handle is provided at the bottom of each door 102 and 103 to maintain the closed state. Necessarily, the handle 120 is made of a locking portion 122 that can be pulled out at the lower end of each door (102, 103) to be linked to the handle portion 121 and the user can grab as shown in Figure 6 It is preferable that a locking opening (not shown) is provided at the top of the drawers 104 and 105 so as to correspond to the locking protrusion 122.

That is, the handle 121 is hinged, the locking protrusion 122 is also installed to move in the vertical direction in accordance with the rotation of the handle 121.

Therefore, if the handle portion 121 is not rotated, the locking protrusion 122 protrudes from the lower end of the refrigerating compartment door 103 to be inserted into the locking opening on the refrigerating compartment door 103 side to keep the refrigerating compartment door 103 closed. When the handle 121 is rotated about the hinge center, the locking protrusion 122 moves up toward the lower side of the refrigerating compartment door 103 while releasing the lock from the lock opening at the refrigerating compartment door 103 side, thereby opening the refrigerating compartment door 103. The open state is maintained, and the refrigerating compartment door 103 is opened from the refrigerator body 101 by the elastic force of the spring hinge assembly 110.

Meanwhile, the motor hinge assembly 130 may also be installed between the upper both sides of the refrigerator body 101 and the upper both sides of the doors 102 and 103, but is only limited to the refrigerator compartment door 103 as illustrated in FIG. 7. Looking at it, it is composed of a stepper motor directly connected to the upper side of the refrigerating compartment door 103, or indirectly connected to the hinge shaft provided on the upper side of the refrigerating compartment door 103.

In this case, the hinge cap 101a is preferably provided between the doors 102 and 103 and the refrigerator main body 101 so that the step motor 130 is not exposed to the outside, and wires or doors connected to the step motor 130 may be provided. The wires drawn from the components provided on the 102 and 103 sides may be connected to the control unit on the refrigerator main body 101 side through the hinge caps 101a through the hinge shafts of the doors 102 and 103.

Similarly, it is preferable that the freezer compartment door 102 and the refrigerating compartment door 103 are larger than the front surface of the refrigerator body 101 so that the hinge caps 101a are not exposed from the front surfaces of the doors 102 and 103, and various configurations are provided. Realization is possible through

As such, it is opened by the rotational force of the step motor 130 provided on the upper side of each door (102, 103), in order to manipulate the button portion 140 that can be pressed in the lower front of each door (102, 103), It is made of a pressure sensor 141 that recognizes the pressing operation of the button unit 140 and transmits a signal to the control unit.

That is, the button unit 140 is provided as a button type on the front of each door (102, 103), the pressure sensor 141 determines whether the button unit 140 is pressed inside the button unit 140 to detect the detection signal to the control unit Is connected and installed to deliver, the control unit supplies power so that the step motor 130 rotates in the direction in which each door (102, 103) is opened each time the button unit 140 is pressed once.

Therefore, if the button unit 140 is not pressed, the control unit does not generate a control signal to the stepper motor 130 to keep the refrigerating chamber door 103 closed, but when the button unit 140 is pressed, the button unit 140 is pressed. Determining whether the pressure sensor 141 is in contact with the control unit transmits a detection signal to the control unit, the control unit generates a control signal for supplying power to the step motor 130 in accordance with the detection signal to operate the step motor 130 The refrigerating compartment door 103 is opened from the refrigerator main body 101 by the rotational force.

In the above, the present invention has been described in detail by way of examples based on the embodiments of the present invention and the accompanying drawings. However, the scope of the present invention is not limited by the above embodiments and drawings, and the scope of the present invention will be limited only by the contents described in the claims below.

Refrigerator according to the present invention configured as described above is used to be built-in type, even if installed to be in contact with the peripheral appliances or furniture, each door is installed to open and close in the vertical direction on the front of the refrigerator body, the drawers are the front and rear direction of the refrigerator body Since each door is opened only at the set angle, it is easy to pull out food and the like, and each door does not have to be opened beyond the set angle, thereby preventing interference with nearby items, thereby preventing damage to the product. In addition to preventing, there is an advantage that can increase the operating reliability of the door.

Claims (6)

A refrigerator body having an open front; A door installed in the refrigerator body so as to be opened and closed; And, And an opening and closing device hinged to the upper side of the refrigerator body and opening and closing the door in a vertical direction to the refrigerator body. The method of claim 1, And a drawer positioned under the door, the drawer being retractable from the refrigerator body. The method of claim 1, The switchgear is installed between the top of the refrigerator body and the top of the door, the refrigerator characterized in that the spring hinge assembly including a spring for imparting an elastic force in the rotational direction in which the door is opened. The method of claim 3, wherein A handle connected to the front of the door; And, And a locking protrusion installed at a lower end of the door so as to be interlocked with the handle part and locked / released to an opening provided at a lower portion thereof while being interlocked with the handle part. The method of claim 1, The switchgear is installed between the top of the refrigerator body and the top of the door, the refrigerator characterized in that the motor hinge assembly including a step motor for driving the opening and closing of the door. The method of claim 5, wherein It is installed so as to be pressed to the front of the door, the refrigerator unit further comprises a button unit for interlocking with the step motor.

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