KR101923476B1 - Refrigerator with sealing apparatus for drawer - Google Patents

Abstract

The present invention relates to a refrigerator having a drawer hermetically-holding device, and more particularly to a refrigerator having a drawer hermetically-holding device, comprising: a case which is provided in a cooling chamber and which forms a receiving space in which a front surface is opened; a drawer, A sealing member provided at a mutual contact area between the case and the drawer to seal the inside and outside of the drawer when the drawer is housed, a sealing member coupled to the latching part provided in the case and the latching part when storing the drawer, And a fixed arm which is disposed inside the drawer so as to be rotatable between a disengaged position separated from the disengaged state and released from the disengaged state, and a movable holding device provided on the drawer for moving the fixed arm between the closed position and the disengaged position And an operation switch for turning on and off. Thus, operable component parts are housed inside, thereby suppressing the occurrence of constraint on the operating component parts.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a refrigerator having a drawer-

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a refrigerator having a drawer hermetically-holding device, and more particularly, to a refrigerator having a drawer hermetically-holding device for allowing a drawer to be easily drawn out and stored.

As is well known, a refrigerator is a device that allows a food to be stored in a frozen state or in a refrigerated state for a fresh and longer period of time.

The refrigerator includes a refrigerator body having a cooling chamber and a door for opening and closing the cooling chamber. The refrigerator body is provided with a refrigeration cycle device for providing cooling air to the cooling chamber.

1 is a perspective view showing an example of a conventional refrigerator.

1, the refrigerator includes a refrigerator body 10 in which a cooling chamber 20 is formed, and a cooling chamber door 30 for opening and closing the cooling chamber 20.

The cooling chamber 20 includes a freezing chamber 21 and a refrigerating chamber 22.

The cooling chamber door 30 includes a freezing chamber door 31 and a refrigerating chamber door 32 for opening and closing the freezing chamber 21 and the refrigerating chamber 22, respectively.

A plurality of shelves (41) for vertically dividing the refrigerating compartment (22) may be provided in the refrigerating compartment (22).

Meanwhile, a so-called vegetable storage compartment 50 for storing vegetables and / or fruits is provided in the refrigerating compartment 22.

The vegetable storage compartment 50 may comprise a plurality of vegetable storage compartments.

Each of the vegetable storage compartments (50) is constituted by a drawer capable of drawing and storing along the front and rear direction.

However, in such a conventional refrigerator, since the air inside the refrigerating compartment 22 is relatively low-temperature dried, the vegetables and / or fruits stored in the vegetable storage compartment 50 are easily dried and the storage period is shortened .

In view of such a problem, a vegetable storage room (not shown) having an airtight function capable of sealing the vegetable storage compartment and reducing the pressure of the inside thereof to a pressure lower than the atmospheric pressure is used.

The vegetable storage compartment having the airtight function is provided with a drawer airtightness maintaining device that allows the inside of the drawer to be hermetically sealed when the drawer is stored.

In the conventional refrigerator equipped with the drawer hermetically-holding device, some components of the drawer hermetically-holding device are configured to be operated (rotated) while being exposed to the outside of the drawer, so that the drawer draw- .

In addition, foreign matter may be inserted into a coupling region of a component that is operatively disposed outside the drawer, thereby causing constraint.

KR 10-0901024 B1 US 20110121701 A1 KR 10-2011-0008932 A

SUMMARY OF THE INVENTION Accordingly, it is an object of the present invention to provide a refrigerator having a drawer hermetically-holding device that can easily draw and store a drawer.

Another object of the present invention is to provide a refrigerator having a drawer hermetically-holding device capable of restricting the occurrence of restraint of operating components by allowing operable components to be housed therein.

In order to achieve the above object, the present invention provides a refrigerator comprising: a refrigerator body having a cooling chamber; A case formed inside the cooling chamber and defining a receiving space having a front surface opened; A drawer having a handle and being stored in the case so as to be drawn out; A sealing member provided at a mutual contact area between the case and the drawer to seal the inside and outside of the drawer when the drawer is stored; A locking portion provided on the case and coupled to the locking portion when the drawer is retracted so as to rotate between a closed position in which the sealing member is compressed and sealed and a release position in which the sealing state is released from the engagement portion, A closing and holding device having a fixed arm disposed inside the drawer; And a control switch provided on the drawer for operating the fixed arm to move between the closed position and the released position.

Here, the latching part may be formed on the entire surface of the case, and the drawer may be formed with an insertion hole into which the latching part is inserted.

The operation switch may be rotatably disposed on the drawer, and the operation switch accommodating portion may be provided on a front surface of the drawer, the operation switch accommodating portion being rotatably received therein.

And a power transmission unit transmitting the driving force of the operation switch to the fixed arm.

The power transmission unit may include a driving arm formed coaxially with the fixed arm, and a connection rod connected to the operation switch on one side and to the driving arm on the other side.

The closing and holding device may be provided on both sides of the drawer, and the connecting rod may be extended to both sides of the operating switch.

The fixed arm and the driving arm may be integrally formed.

The latching portion may have a circular cross section and may include a contact portion that contacts the latching arm, and the latching arm may be provided with a guide portion for guiding contact with the contact portion.

The latching portion may include a rolling contact member capable of rolling contact with the fixed arm.

And a hearing information generator for generating hearing information when the operating switch is moved to the release position.

The auditory information generating unit may include a communicating unit for communicating the inside and the outside of the drawer, and an opening and closing member for opening and closing the communicating unit.

The communication portion may be provided behind the operation switch, and the opening / closing member may be provided between the operation switch and the communication portion so as to be pressurized by the operation switch when the operation switch is in the closed position to block the communication portion .

And an opening / closing member spring that applies an elastic force to separate the opening / closing member from the communication portion.

As described above, according to the embodiment of the present invention, the pull-out and storage operation of the drawer can be simplified by separately configuring the handle of the drawer and the operation switch.

In addition, since the operating element including the fixed arm is provided in the inside (the wall) of the drawer, it is possible to prevent unnecessary occurrence of the constraint in the operation of the operating element, thereby improving the reliability of the operation.

Further, by generating the auditory information (release sound) from which the vacuum state is released when the operation switch is released, it is possible to enhance the user's emotional (red) satisfaction.

Further, the sealing operation can be facilitated since the direction of operation of the operation switch (pressing direction) is the same as the direction of pressing the sealing member of the drawer when the drawer is housed after sealing.

1 is a perspective view showing an example of a conventional refrigerator,
FIG. 2 is a perspective view of a refrigerator having a drawer hermetic holding device according to an embodiment of the present invention;
Fig. 3 is an enlarged perspective view of the drawer and the case region of Fig. 2,
Fig. 4 is a horizontal sectional view of the drawer storage of Fig. 3,
Fig. 5 is a perspective view showing a configuration of the drawer hermetically-sealing and holding device of Fig. 3,
FIG. 6 is a side sectional view of the fixed arm of FIG. 5 in the engaged state,
FIG. 7 is a sectional view of the operation switch region taken along the line VII-VII in FIG. 4;
8 is a view for explaining the operation of the operation switch of Fig. 7,
9 and 10 are views showing the process of rotating the fixed arm of FIG. 6 in the closed position,
11 is a view for explaining a state of the drawer when the fixing arm of FIG. 10 is engaged,
FIG. 12 is a control block diagram of the refrigerator of FIG. 2. FIG.

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

2 to 4, a refrigerator having a drawer hermetic sealing apparatus according to an embodiment of the present invention includes a refrigerator body 110 having a cooling chamber 120; A case 140 formed in the inside of the cooling chamber 120 and defining a receiving space having a front surface opened; A drawer 160 having a knob 165 and stored in the case 140 so as to be drawn out; A sealing member 155 provided in a contact area between the case 140 and the drawer 160 to seal the inside and outside of the drawer 160 when the drawer 160 is stored; A locking position where the locking part 192 provided in the case 140 and the drawer 160 are coupled to the locking part 192 to lock and close the sealing member 155 when the drawer 160 is received, (190) having a fixing arm (201) disposed inside the drawer (160) so as to be able to pivot between a release position for releasing the sealed state from the partition (192). And an operation switch 221 provided in the drawer 160 for operating the fixed arm 201 to move between the closed position and the released position. Here, the cooling chamber 120 means a space where the food is cooled and stored. The cooling chamber 120 may include a freezing chamber 121 and a refrigerating chamber 122. The refrigerator body 110 may include any one of the freezer compartment 121 and the refrigerating compartment 122.

A plurality of cooling chambers 120 may be provided in the refrigerator body 110.

The refrigerator body 110 may be provided with a cooling chamber door 130 for opening and closing the cooling chamber 120.

The cooling chamber 120 may include a freezing chamber 121 and a refrigerating chamber 122.

The cooling chamber door 130 may include a freezing chamber door 131 and a freezing chamber door 132 for opening and closing the freezing chamber 121 and the freezing chamber 122, respectively.

In the interior of the refrigerating compartment 122, a plurality of shelves 125 for dividing the interior space into upper and lower parts may be provided.

A drawer 160 may be installed in the refrigerating chamber 122.

The drawer 160 may be composed of a plurality of drawers.

The drawer 160 can be stored in the case 140, for example, in a drawable manner.

The case 140 may be provided with a receiving space 142 whose front surface is opened.

The case 140 may be, for example, a rectangular parallelepiped having a receiving space 142 formed therein. More specifically, the case 140 may be formed such that only the front surface (opening) where the drawer 160 is stored or drawn out is opened and the remaining five surfaces are blocked.

A pump (vacuum pump) 150 may be provided on one side of the case 140. A connection pipe 151 may be provided between the pump 150 and the case 140. One end of the connection pipe 151 is connected to the inside of the case 140 and the other end of the connection pipe 151 is connected to the suction unit of the pump 150. [ Accordingly, when the drawer 160 is housed in the case 140, air inside the case 140 can be discharged to reduce the pressure inside the case 140.

A flange 143 may be provided on the front surface of the case 140 to extend outward.

The drawer 160 may include a storage portion 162 for forming a storage space for storing food therein and a front portion 164 disposed on the front surface of the storage portion 162 .

The front portion 164 may be formed to have an expanded size as compared with the receiving portion 162.

The front portion 164 may be formed in a substantially rectangular (rectangular parallelepiped) shape.

The front portion 164 may be provided with a space portion 175 so that components operable therein can be operatively accommodated.

The front portion 164 may be formed to be in contact with the flange portion 143 of the case 140.

The front portion 164 may be provided with a handle 165 for drawing or storing.

The handle 165 may be provided in a lower region of the front portion 164.

The handle 165 may be recessed rearwardly to form a gripping space from the front surface of the front portion 164, for example.

A sealing member 155 for sealing the inside and the outside of the drawer 160 when the drawer 160 is stored is provided in a contact area between the front portion 164 of the drawer 160 and the front portion 164 of the case 140 .

The sealing member 155 may be formed of, for example, a rubber member.

The sealing member 155 may be formed to have a closed-loop shape along the rim of the front opening of the case 140.

Meanwhile, between the case 140 and the drawer 160, the drawer 160, the case 140, and the inside of the sealing member 155 are kept in a sealed state when the drawer 160 is received A sealing device 190 may be provided.

5, the sealing and holding device 190 may include a latching part 192 provided in the case 140 and a latching part 192 coupled to the latching part 192 when the drawer 160 is received. And is disposed inside the drawer 160 so as to be rotatable between a closed position in which the sealing member 155 is compressed and sealed and a release position in which the sealing member 155 is separated from the engagement portion 192 and released from the sealed state, And an arm 201 may be provided.

The latching part 192 may protrude from the front surface of the case 140.

The latching part 192 may be formed of a plurality of latching parts.

For example, the latching portions 192 may be formed of two pieces and may be provided on both sides of the front surface (flange portion 143) of the case 140, respectively.

The latching portions 192 may be inserted into insertion holes 167 formed on both sides of the rear surface of the front portion 164 of the drawer 160 when the case 140 of the drawer 160 is received.

Each of the latching portions 192 may be formed, for example, so that the end portion of the fixing arm 201 can be inserted therein.

More specifically, each of the engaging portions 192 may have a circular cross section and may have a contact portion 193 that contacts the fixed arm 201. The contact portion 193 may be implemented, for example, in a "U" shape.

Each of the latching portions 192 may further include a coupling portion 194 connected to the contact portion 193 and coupling the contact portion 193 to the case 140.

The engaging portion 194 may be coupled to the flange portion 143 of the case 140 by supporting both ends of the contacting portion 193.

Each of the latching portions 192 may include a rolling contact member 196 that is in rolling contact with the fixing arm 201.

Each of the rolling contact members 196 may be configured to have, for example, a cylindrical shape.

The respective rolling contact members 196 may be rotatably coupled to the respective contact portions 193.

Each of the fixing arms 201 has a space 175 formed in the front portion 164 of the drawer 160 so as to be engaged with the engaging portion 192 inserted through the insertion hole 167, As shown in FIG.

Each of the fixed arms 201 may be configured to be coupled to the pivot shaft 205 and pivotable about the pivot shaft 205.

Each of the fixed arms 201 may be provided at one end thereof with a rotary shaft receiving portion 203 in which the rotary shaft 205 is rotatably received. Here, the fixed arm 201 may include a rotating shaft instead of the rotating shaft receiving portion, and the rotating shaft receiving portion may be provided on the front portion 164 of the drawer 160.

Each of the fixed arms 201 may be formed in a substantially L shape having a bent end 207 inserted into the latching portion 192 at the other end of the fixed arm 201 to be engaged.

5, the bent end portion 207 may include a guide portion 208a contacting the outer surface of the contact portion 193 and guiding the fixed arm 201 to be rotated to the closed position, A pressing section 208b protruding toward the rotating shaft 205 at one side of the guiding section 208a to press the engaging section 192 and the fixing arm 201 so as to approach each other, And a holding section 208c formed on one side of the pressing section 208b so as to be spaced farther away from the rotation axis than the pressing section 208b to maintain the engaged state of the bent section 207 and the engaging section 192. [ . Here, the holding section 208c may be configured to have a radius of curvature corresponding to the outer diameter of the rolling contact member 196. Thus, the contact state between the bent end portion 207 and the rolling contact member 196 can be stably maintained.

The power transmission unit 210 may further include a power transmission unit 210 transmitting the driving force of the operation switch 221 to the fixed arm 201.

The power transmission unit 210 includes a drive arm 211 that is coaxially formed with the fixed arm 201 and a connection unit 220 that is connected to the operation switch 221 on one side and the drive arm 211 that is connected to the drive arm 211 on the other side. And a rod 231 as shown in FIG.

A driving arm 211 for rotating the fixed arm 201 between the closed position and the released position may be provided on one side of the fixed arm 201.

The fixed arm 201 and the driving arm 211 may be formed in a single body.

The drive arm 211 is movable in the radial direction of the pivot shaft 205 from the pivot shaft receiving portion 203 with a predetermined internal angle from the pivot shaft receiving portion 203 of the fixed arm 201, As shown in FIG.

A connecting rod coupling part 213 may be provided at the other end of the driving arm 211 so as to be coupled to an end of the connecting rod 231. The connection rod coupling portion 213 may be formed to pass through, for example, one end of the connection rod 231 can be inserted therein. Here, although not shown in the figure, the connection rod coupling part 213 may be constructed such that the connection rod 231 coupled to the connection rod coupling part 213 can be relatively moved. For example, when the turning center of the connecting rod 231 is different from the turning center of the driving arm 211, the connecting rod 231 may be formed in a perforated shape so as to be relatively movable.

Meanwhile, the drawer 160 may be provided with an operation switch 221 for opening and closing the closing and holding device 190.

The operation switch 221 may be configured to be rotatable on the front surface of the drawer 160.

The operation switch receiving portion 170 may be formed on the front surface of the drawer 160 so that the operation switch 221 can be rotatably received.

7, the operation switch receiving portion 170 may be recessed inward from the front portion 164 of the drawer 160 along the thickness direction.

The operation switch 221 includes a plate portion 223 capable of being pressed and a rotary shaft support portion 225 for supporting a rotary shaft 226 spaced apart from the rear surface of the plate portion 223 . The pivot shaft 226 may be coupled to the pivot shaft coupling part 227 of the drawer 160.

The plate portion 223 may be formed, for example, in a rectangular plate shape.

A connection rod insertion portion 227 may be provided at the rear of the plate portion 223 to receive the connection rod 231 so as to be spaced apart from and supported by the plate portion 223. Accordingly, the connecting rod 231 can be turned when the plate portion 223 is rotated.

The connection rod 231 may have a long length and may extend to both sides of the operation switch 221.

At both ends of the connection rod 231, driving arms 211 for driving the fixing arms 201 may be respectively coupled. Thereby, by the operation of the operation switch 221, the fixed arms 201 on both sides can be simultaneously rotated to the closed position or the release position.

The connecting rod inserting portion 227 may be arranged on the upper side of the rotating shaft supporting portion 225.

The operating switch receiving portion 170 of the drawer 160 may be provided with a through hole 172 so that the rotating shaft supporting portion 225 and the connecting rod inserting portion 227 can be respectively inserted.

The driving component 211 such as the connecting rod 231, the driving arm 211 and the fixed arm 201 can move (rotate or move) within the front portion 164 of the drawer 160 And a space portion 175 may be provided so as to be accommodated therein.

Meanwhile, the drawer 160 may include an auditory information generator 240 for generating auditory information when the operation switch 221 is moved to the release position. Here, the auditory information may be a sound indicative of the released state (or vacuum release state) of the closed holding device 190.

The audible information generating unit 240 may include a communicating unit 175 for communicating the inside and the outside of the drawer 160 and an opening and closing member 242 for opening and closing the communicating unit 175 have.

The communicating portion 175 may be formed through the front portion 164 in a rear region of the operation switch 221, for example, as shown in FIG. Accordingly, the inside and outside of the drawer 160 can be communicated through the communicating portion 175 when the drawer 160 is stored. Here, the communication unit 175 may be configured to generate sound (the auditory information) while the outside air is introduced into the interior of the communication unit 175 when the communication unit 175 is opened. As a result, the user can more clearly recognize that the vacuum is released by the sound generated in the communication part 175 when the operation switch 221 is rotated to the release position. According to this configuration, the user's emotional satisfaction can be enhanced. The size and number of the communicating portions 175 may be appropriately configured to generate audible information of a sound intensity to such an extent that the user can recognize the vacuum release state.

The communication part 175 may be provided with an opening and closing member 242 for opening and closing the communication part 175.

The opening and closing member 242 may include an elastic portion 243 inserted into the communication portion 175.

The elastic portion 243 may be formed of, for example, a rubber member having elasticity.

The opening and closing member 242 may include a support portion 245 formed of a rigid member (for example, a synthetic resin member) to support the elastic portion 243.

The support portion 245 may include a pressurized portion 247 that protrudes toward the operation switch 221 and contacts the operation switch 221 to be pressed.

The operating switch 221 may be formed with a pressing portion 248 that contacts the to-be-pushed portion 247 and presses the to-be-pushed portion 247.

The pressing portion 248 may be formed to protrude rearward from the connecting rod inserting portion 227, for example.

The pressing portion 248 and the pressed portion 247 are pressed against the elastic portion 243 by the rotational force of the operation switch 221 when the operation switch 221 is rotated to the closed position, And may be configured to have a size enough to be inserted into the communication part 175 to shield the communication part 175.

The opening and closing member 242 may be provided at one side thereof with an opening and closing member spring 249 for applying an elastic force to the opening and closing member 242 so as to be separated from the connecting portion 175. The resilient portion 243 is separated from the communicating portion 175 by the elastic force of the opening and closing member spring 249 when the operating switch 221 is released and the communicating portion 175 can be opened have.

The refrigerator of the present embodiment includes a control unit 250 for controlling the pump 150 so that the drawer 160 and the case 140 can be depressurized when the drawer closing and holding unit 190 is in the closed position As shown in FIG.

12, the control unit 250 may be controllably connected to the closed position sensing unit 255 for sensing the closed position of the operation switch 221 and / or the fixed arm 201 .

The control unit 250 may be controllably connected to the pressure sensing unit 260 and the pump 150 to sense the internal pressure of the case 140.

The control unit 250 controls the pump 150 so that the inside of the case 140 can be controlled by the closed position sensing unit 255 when the operation switch 221 or the fixed arm 201 is in the closed position, And stops the driving of the pump 150 when the pressure sensed by the pressure sensing unit 260 reaches the set pressure.

With this arrangement, the operation switch 221 is disposed at the release position before the case 140 of the drawer 160 is stored. 8, the upper portion of the plate portion 223 protrudes forward, and the lower portion of the operation switch 221 is retracted rearward to be inclinedly disposed.

The drawer 160 can be housed in the case 140 by inserting the rear region of the drawer 160 into the case 140 and pressing the drawer 160 backward.

When the drawer 160 is received in the case 140, the sealing member 155 may be in contact with the front flange 143 of the case 140. The latching part 192 provided in the case 140 can be inserted into the insertion hole 167 formed in the rear surface of the front part 164 of the drawer 160. [

Meanwhile, the operation switch 221 can be operated to the closed position to reduce (vacuum) the drawer 160 and the inside of the case 140.

When the upper portion of the operation switch 221 is pushed backward, the operation switch 221 can be pivoted about the pivot shaft 226.

When the operation switch 221 is pivoted about the rotation axis 226, the connection rod 231 can be moved backward (or turned). As a result, the driving arms 211 coupled to the opposite ends of the connecting rod 231 can be pivoted, respectively, as shown in Fig.

The driving arm 211 is rotated and the fixed arm 201 is rotated so that the bent end portion 207 of the fixed arm 201 is in contact with the rolling contact member 196 of the engaging portion 192.

9, when the fixed arm 201 is rotated in the clockwise direction in the figure, the guide section 208a of the fixed arm 201 is brought into contact with the outer surface of the rolling contact member 196 .

As the fixed arm 201 rotates, the rolling contact member 196 is in contact with the guide section 208a and rotates relative to the guide section 208a. As shown in FIG. 10, The pressurizing section 208b of the pressurizing section 208a.

When the pressing section 208b and the rolling contact member 196 are in contact with each other, the fixing arm 201 and the engaging part 192 may be urged toward each other. 11, the drawer 160 and the case 140 are mutually approached, and the sealing member 155 is compressed and inserted into the case 140 and the drawer 160, Can be shut off confidentially.

On the other hand, when the operation switch 221 is rotated to the closed position, the pressing portion 248 can be brought into contact with the to-be-pressed portion 247. When the operating switch 221 is continuously rotated, the to-be-urged portion 247 is pressed by the pressing portion 248, whereby the elastic portion 243 is inserted into the communicating portion 175, The communication portion 175 can be shut off.

When the operation of the operation switch 221 and the fixed arm 201 is completed, the holding section 208c of the fixed arm 201 and the rolling contact member 196 are brought into contact with each other, The rolling contact member 196 is in surface contact so as to maintain a stable contact state.

The control unit 250 may drive the pump 150 when the closed position sensing unit 255 senses the closed position of the operation switch 221 or the fixed arm 201. When the pump 150 is driven, the air in the case 140 and the drawer 160, which are hermetically sealed, is discharged to the outside through the connection pipe 151, and the inside is reduced in pressure . When the pressure sensed by the pressure sensing unit 260 reaches a preset pressure, the controller 250 controls the pump 150 to stop driving.

On the other hand, when the drawer 160 is to be pulled out, the operation switch 221 can be operated to the release position. When the lower portion of the operation switch 221 is pushed backward, the operation switch 221 can be pivoted about the pivot shaft 226 such that the upper region protrudes forward and the lower region retracts rearward to be inclined have.

When the operation switch 221 is pivoted to the release position, the connection rod 231 can be pivoted about the pivot shaft 226 and moved forward.

When the connection rod 231 is moved forward, the drive arms 211 and the fixed arms 201 can be rotated counterclockwise in the drawing.

As the driving arm 211 is rotated, the pressing arm 208 and the guiding section 208a are in contact with the rolling contact member 196 in the holding section 208c, Can be moved and separated.

On the other hand, when the operation switch 221 is rotated to the release position, the opening / closing member 242 can be separated from the communication portion 175 by the elastic force of the opening / closing member spring 249. When the communicating part 175 is opened, external air can be introduced into the drawer 160 through the communicating part 175 by a pressure difference between the inside and the outside of the drawer 160. In this process, auditory information due to the inflow of air can be generated. Thereby, the user can emotionally recognize that the vacuum state has been released, and the satisfaction of the user can be enhanced.

When the operation switch 221 is rotated to the release position, the handle 165 of the drawer 160 is pulled forward to pull the drawer 160 out of the case 140.

The foregoing has been shown and described with respect to specific embodiments of the invention. However, the present invention may be embodied in various forms without departing from the spirit or essential characteristics thereof, so that the above-described embodiments should not be limited by the details of the detailed description.

Further, even when the embodiments not listed in the detailed description have been described, it should be interpreted broadly within the scope of the technical idea defined in the appended claims. It is intended that the present invention cover the modifications and variations of this invention provided they come within the scope of the appended claims and their equivalents.

110: refrigerator body 120: cooling chamber
121: Freezer 122: Refrigerator
125: shelf 140: case
143: flange portion 150: pump
151: Connector 155: Closure member
160: Drawer 162:
164: front portion 165: handle
167: insertion hole 170: operation switch accommodating portion
175: communicating part 190: sealing device
192: engaging portion 193:
194: engaging portion 196: rolling contact member
201: fixed arm 203: pivot shaft receiving portion
205, 226: Pivot shaft 207: Bending end
208a: guidance section 208b: pressure section
208c: a maintenance section 211: a drive arm
213: connecting rod connecting portion 221: operation switch
223: plate portion 225:
231: connection load 250:
255: Sealed position sensing unit 260: Pressure sensing unit

Claims (15)

A refrigerator body having a cooling chamber;
A case formed inside the cooling chamber and defining a receiving space having a front surface opened;
A drawer having a handle and being stored in the case so as to be drawn out;
A sealing member provided at a mutual contact area between the case and the drawer to seal the inside and outside of the drawer when the drawer is stored;
A case which is provided in the case and which is coupled to the catch when the drawer is housed and compresses and seals the closure to seal the case; A closing and holding device having a fixed arm disposed inside the drawer so as to be able to rotate between positions;
An operation switch provided on the drawer, for operating the fixed arm to move between the closed position and the released position; And
And a power transmission portion transmitting the driving force of the operation switch to the fixed arm,
Wherein the operating switch is rotatably disposed on the drawer in the front-rear direction around a pivot shaft provided in the left-right direction on the drawer when the closing member is pressed in a direction in which the closing member is pressed,
The power transmission unit includes:
A driving arm coaxially coupled to the fixed arm on a rotating shaft of the fixed arm; And
And a connecting rod connected to the operation switch on one side and to the driving arm on the other side. The method according to claim 1,
Wherein the rotary shaft of the operation switch is disposed so as to be spaced apart from the upper end and the lower end of the operation switch along the vertical direction of the operation switch. A refrigerator body having a cooling chamber;
A case formed inside the cooling chamber and defining a receiving space having a front surface opened;
A drawer having a handle and being stored in the case so as to be drawn out;
A sealing member provided at a mutual contact area between the case and the drawer to seal the inside and outside of the drawer when the drawer is stored;
A case which is provided in the case and which is coupled to the catch when the drawer is housed and compresses and seals the closure to seal the case; A closing and holding device having a fixed arm disposed on the drawer so as to be movable between positions;
An operation switch provided on the drawer, for operating the fixed arm to move between the closed position and the released position; And
And a power transmitting portion for transmitting a driving force of the operating switch to the fixed arm,
Wherein the operating switch is disposed on the drawer so as to be rotatable in the front-rear direction about a pivot shaft provided in the left-right direction on the drawer,
The power transmission unit includes:
And a connection rod which is disposed between the operation switch and the fixed arm and transmits the rotation force of the operation switch to the fixed arm to move the fixed arm between the closed position and the released position,
Wherein the rotary shaft of the operation switch is spaced apart from the upper end and the lower end of the operation switch,
When the one side region of the operation switch is pressed with respect to the rotation axis of the operation switch, the fixed arm is moved to the closed position and the other side region of the operation switch is pressed with respect to the rotation axis of the operation switch, Is moved to the disengaged position. ≪ Desc / Clms Page number 17 > 4. The method according to any one of claims 1 to 3,
Wherein the engaging portion is protruded from a front surface of the case,
And the drawer is formed with an insertion hole into which the latching portion is inserted. 5. The method of claim 4,
Wherein the drawer is provided on the front surface thereof with an operating switch accommodating portion in which the operating switch is rotatably received. 4. The method according to any one of claims 1 to 3,
Wherein the closing and holding device is provided on both sides of the drawer, and the connecting rod extends to both sides of the operating switch. The method according to claim 1,
Wherein the fixing arm and the driving arm are integrally formed. The method according to claim 1,
Wherein the locking part has a circular cross section and is provided with a contact part that is in contact with the fixing arm, and the fixing arm is provided with a guide section for guiding contact with the contacting part. 9. The method of claim 8,
Wherein the latching portion includes a rolling contact member capable of rolling contact with the fixing arm. 4. The method according to any one of claims 1 to 3,
And a hearing information generating unit for generating auditory information when the operating switch is moved to the release position of the operating switch. 11. The method of claim 10,
Wherein the auditory information generating section includes a communicating section for communicating the inside and the outside of the drawer and an opening and closing member for opening and closing the communicating section. 12. The method of claim 11,
Wherein the communication portion is provided behind the operation switch and the opening and closing member is provided between the operation switch and the communication portion and is pressed by the operation switch to close the communication portion when the operation switch is in the closed position A refrigerator having a drawer hermetic holding device. 13. The method of claim 12,
And an opening / closing member spring for applying an elastic force so that the opening / closing member is separated from the communicating portion. The method of claim 3,
Wherein the fixing arm has a bent end portion which is inserted and retained in the latching portion. 15. The method of claim 14,
Wherein the engaging portion is provided with a contact portion which is in contact with the fixed arm,
Wherein the bent end portion includes a guide section which is brought into contact with an outer surface of the contact section to guide the fixed arm to rotate in the closed position and a guide section which is formed at one side of the guide section to press the engaging section and the fixed arm toward each other And a holding section which is formed on one side of the pressing section so as to be farther from the contacting section than the pressing section and maintains the engaged state between the bent end and the holding section. Equipped refrigerator.

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