KR20140013718A

KR20140013718A - A refrigerator voccum vegitable room equiped with an automatic drawing device

Info

Publication number: KR20140013718A
Application number: KR1020120081934A
Authority: KR
Inventors: 정문교
Original assignee: 엘지전자 주식회사
Priority date: 2012-07-26
Filing date: 2012-07-26
Publication date: 2014-02-05

Abstract

The present invention relates to a refrigerator vegetable room to which the automatic closing device is applied to improve the vacuum sealing force in the drawer type refrigerator vegetable room, and more particularly, to the vegetable room drawer using the automatic closing device using elastic means on both side plate guide rails of the case. When the closing is in the vacuum closing vegetable chamber of the refrigerator to which the automatic closing device is applied to the drawer in the strong closing direction by the automatic closing device to receive the elastic force to improve the sealing force inside the vegetable chamber.
Accordingly, the present invention, the case is accommodated in a predetermined position of the refrigerator, the case as an outer case is open front; A drawer in which a fruit or vegetable storage is formed, the drawer being enclosed in a drawer in a front opening of the case; A vegetable chamber door formed in front of the drawer to open and close the front opening of the case by sliding reciprocating of the drawer; When the drawer is inserted into the case inside the vegetable chamber, the vegetable chamber door closes the front opening of the case to improve the sealing force inside the vegetable chamber, and the vacuum closing vegetable chamber of the refrigerator to which the automatic closing device is applied includes an automatic closing device. To provide.

Description

Vacuum sealed vegetable room of refrigerator with automatic closing device {A REFRIGERATOR VOCCUM VEGITABLE ROOM EQUIPED WITH AN AUTOMATIC DRAWING DEVICE}

The present invention relates to a refrigerator vegetable room to which the automatic closing device is applied to improve the vacuum sealing force in the drawer type refrigerator vegetable room, and more specifically, to the vegetable room drawer using the automatic closing device using elastic means on both side plate guides of the case. When closed, the drawer in the strong closing direction by the automatic closing device is a vacuum sealed vegetable room of the refrigerator to which the automatic closing device is applied to improve the sealing force inside the vegetable chamber by receiving the elastic force.

In general, a refrigerator generates cold air by driving a refrigeration cycle installed therein, and supplies the cold air into the refrigerating compartment and the freezing compartment to store food and the like in a low temperature state for a long time.

Factors affecting the freshness of vegetables are known as temperature, humidity, environmental gases, microorganisms, light, and the like. Since vegetables continue to breathe and transpire, maintaining freshness of the vegetables requires suppression of breathing and transpiration. Most vegetables, with the exception of some vegetables that are impaired at low temperatures, can inhibit breathing at low temperatures and prevent transpiration at high humidity.

For this reason, the refrigerator is provided with a vegetable compartment for storing vegetables as a space independent of the refrigerating compartment in order to keep vegetables fresh for a long time. The vegetable chamber is kept at an appropriate low temperature and as high humidity as possible. That is, the vegetable room is maintained in a suitable low temperature and high humidity state, it is possible to maintain the freshness of the vegetables stored in the vegetable room.

Typically, the refrigerator 1 includes a freezing compartment 20 and a refrigerating compartment 10 as shown in FIG. 1, and includes a freezing compartment door 21 and a refrigerating compartment door 11 that open and close the freezing compartment and the refrigerating compartment. The refrigerator 1 is hermetically divided into the refrigerating chamber 10 and the freezing chamber 20 by the partition wall 30, the partition wall 30 is formed so as not to transmit the temperature from the freezing chamber 20 to the refrigerating chamber 10, respectively. It is desirable to be able to independently perform the storage function of.

In general, a predetermined position of the refrigerating chamber 10 is separately provided with a vegetable compartment 100 for storing vegetables and fruits (hereinafter, collectively referred to as "vegetable" or "vegetable") fresher.

The vegetable chamber may be generally implemented as a one-box type and a two-box type vegetable chamber. When the vegetable chamber is formed as a one-box type vegetable chamber, the vegetable chamber may be formed in the form of a vegetable chamber having a case having an open upper portion and a cover covering the open upper portion. do.

Thus, when implemented in a two-box type as shown in Figure 2, it can be formed as a drawer type including a case 110 forming a case of the vegetable compartment and a drawer 130 is inserted into the case 110 drawer type have.

The case 110 is formed in a state in which the front is opened, the drawer 130 is reciprocated in the drawer type in the open front opening to open and close the vegetable compartment.

The case 110 is formed of a freezer compartment side plate 111, an outer side plate 112, an upper plate 113, and a lower plate 114, and a rear side thereof is blocked and a front side is opened.

The drawer 130 is formed of a drawer 133 for closing the open opening of the case 110 in front and an accommodating part 131 for storing vegetables and the like. The front surface of the housing 133 is formed with a handle 133a for holding the drawer 130 to pull forward.

As shown in FIG. 3, the drawer 130 is formed with guide rails 117 to protrude in both side walls of the case 110 so that the drawer 130 may be guided when drawn into the case 110.

Accordingly, the sliding guide rail 117 allows the drawer 130 to slide in and out of the case 110 forming the outer case, restrains vertical movement of the drawer 110, and rests on the front and rear sides. Guide the movement in the direction.

Therefore, when the inside of the vegetable chamber 100 is closed (close), it is preferable to maintain the air pressure lower than the atmospheric pressure of the outside sealed to the outside, which operates a separate vacuum pump so that the inside of the vegetable chamber is in a weak vacuum state Maintain air pressure below atmospheric pressure.

However, the drawer-type refrigerator vegetable compartment according to the prior art has the following problems.

As shown in Figure 3, the drawer door 133 according to the prior art is to close the front opening of the case 110, since the force in the front and rear direction is not applied, the drawer door 133 and the case 110 The front openings of) may be spaced apart from each other, and may be spaced apart by a predetermined distance from each other. Accordingly, the front doors of the drawer door 133 and the case 110 are difficult to be completely engaged, and thus a gap is generated, and the storage space inside the case 110 is completely completed by the drawer door 133. It will not be sealed.

In addition, a rattling may occur during opening and closing of the drawer 130, and may become difficult to close when twisted, and is formed between the drawer door and the front opening of the case when the drawer door 133 is closed. Initial lifting may occur between the gaskets. In addition, there is an inconvenience in that the drawer 133 needs to be pushed to the end to draw in the drawer 130.

Therefore, the smell of the food stored in the refrigerator compartment or the freezer compartment of the refrigerator may penetrate into the spaced space and be cut by the vegetables stored in the storage space inside the case 110. In addition, the storage space of the case 110 may not maintain a proper humidity may cause a problem that can not keep fresh vegetables.

Furthermore, due to such separation, the sealing force may be insufficient due to the use pattern of the user, and the phenomenon of taking vegetables may occur.

The present invention is to solve such a conventional problem, an object of the present invention is to draw the drawer to the rear of the case to improve the phenomenon that the front opening of the refrigerator case and the drawer door is not completely sealed inside the vegetable compartment. It is to provide a vacuum sealed vegetable room of the refrigerator to which the automatic closing device is applied to maintain the strong adhesion and strengthen the sealing force inside the vegetable room.

Another object of the present invention is to provide a vacuum sealed vegetable chamber of a refrigerator to which a drawer of a vegetable compartment is automatically closed so that the drawer can be closed close and closed automatically even if the user does not apply the force to the end when the drawer is closed. .

In order to achieve the above-mentioned object, the present invention will be realized by an embodiment having the following constitution as a preferred embodiment. The present invention provides the following technical constructions to solve the above problems.

According to one embodiment of the invention, the present invention is accommodated in a predetermined position of the refrigerator, the front case is an outer case which is open; A drawer in which a fruit or vegetable storage is formed, the drawer being enclosed in a drawer in a front opening of the case; A vegetable chamber door formed in front of the drawer to open and close the front opening of the case by sliding reciprocating of the drawer; When the drawer is mounted on both sides of the inside of the vegetable chamber is inserted into the case, the vegetable chamber door is in close contact with the front opening of the case to improve the sealing force of the inside of the vegetable chamber; Provide a vegetable room.

In addition, the case includes a guide that draws the drawer in and out of the inside of the case in both sides of the plate; and the drawer, rollers for reciprocating back and forth on the guide on both sides of the outer plate of the receiving portion; .

The automatic closing device of the present invention includes: a guiding member extending to the guide end of the case and fixedly installed at both side plates of the case to guide the automatic closing of the drawer; A sliding member coupled to the front and rear reciprocating sliding on the guide to pull the drawer backward to closely contact the drawer door and the case front opening; An elastic member having one end fixed to the guiding member and the other end fixed to the sliding member and having an elastic restoring force; And a locking member fixedly installed at both inner plates of the drawer and reciprocating back and forth on the guide, and selectively caught by the sliding member, and the locking member being released when the drawer is pulled out and being caught when the drawer is pulled in. .

The sliding member, the sliding body for reciprocating back and forth on the guiding member; A sliding rib extending vertically from the sliding body; And a guiding rail to which the guiding member is fastened between the sliding body and the sliding rib. The sliding member moves forward and backward reciprocally by the guiding rail on the guiding member.

In addition, the guiding member, the guiding cutting hole extending in the front and rear direction; And a locking step formed by extending and bending at the rear end of the guiding cutout hole.

The sliding member may include a through hole vertically penetrating the sliding body; A first protrusion protruding to an upper portion of the through hole and selectively caught by the locking member; And a third protrusion protruding below the through hole to be inserted into the guiding incision hole and reciprocating back and forth, and selectively caught on the locking jaw, wherein the first protrusion and the third protrusion are interposed between the through holes. It is formed to extend up and down.

The sliding member includes a second protrusion which is inserted into the guiding cutting hole from the sliding body and reciprocates before and after sliding and serves as a hinge axis of the first and third protrusions.

The guiding member according to the present invention includes an elastic member fixing part to which one end of the elastic member is fixed, and the sliding member includes an elastic member fixing part to which the other end of the elastic member is fixed.

The locking member according to the present invention, the rear side is open to the horizontal cutting groove into which the first projection is inserted; And an inclined incision groove extending from the horizontal incision groove toward the front side to hold the first projection.

And, the upper and lower surfaces of the inclined cutting groove, the first projection engaging portion for moving the sliding member forward when the first projection is caught when the drawer is drawn out; And a first protrusion releasing unit for releasing the state where the third protrusion is caught on the locking jaw of the guiding member by pressing the first protrusion downward when the drawer is closed. The member is caught by the sliding member so that it can be closed automatically.

INDUSTRIAL APPLICABILITY As described above, the present invention can achieve the following effects according to the above-described problem solving means and the construction and operation to be described later.

The present invention, the drawer is pulled to the rear side of the case to improve the phenomenon that the front opening of the refrigerator case and the drawer door is not completely sealed inside the vegetable compartment to maintain a strong adhesion to enhance the sealing force inside the vegetable compartment.

The present invention can also facilitate the user's convenience by allowing the drawer to close and close automatically even if the user does not apply the force to the end when the drawer of the vegetable compartment is closed in the case.

The present invention also prevents rattling during the opening and closing operation of the drawer of the vegetable compartment, and can minimize initial lifting between the gasket formed between the drawer of the vegetable compartment and the front opening of the case.

1 is a perspective view of the inside of the refrigerator.
2 is a perspective view showing a drawer type vegetable compartment.
3 is a perspective view showing a state in which a drawer-type vegetable chamber of the prior art is closed;
Figure 4 is a perspective view of a refrigerator vegetable compartment to which the automatic closing device of the present invention is applied.
Figure 5 is a perspective view showing the inside of the automatic closing device mounted to the vegetable compartment of the present invention.
6 is a view showing the operating relationship between the guiding member and the sliding member of the automatic closing device of the present invention.
Figure 7 is a perspective view showing a sliding member in the automatic closing device of the present invention.
8 is a perspective view showing a locking member in the automatic closing device of the present invention.
9 is a view showing the operating relationship of the automatic closing device of the present invention.
10 to 12 are perspective views showing the operation of the automatic closing device when the drawer of the refrigerator vegetable compartment of the present invention is drawn.

Hereinafter, with reference to the accompanying drawings a preferred embodiment of the vacuum sealed vegetable room of the refrigerator to which the automatic closing device according to the present invention will be described in detail.

Prior to this, terms and words used in the present specification and claims should not be construed as being limited to ordinary or dictionary terms, and the inventor should appropriately define the concept of the term to describe its invention in the best way The present invention should be construed in accordance with the meaning and concept consistent with the technical idea of the present invention.

Therefore, the embodiments described in the present specification and the configurations shown in the drawings are merely the most preferred embodiments of the present invention and are not intended to represent all of the technical ideas of the present invention. Therefore, various equivalents It should be understood that water and variations may be present.

Hereinafter, the vacuum sealed vegetable room of the refrigerator to which the automatic closing device is applied according to the present invention will be described in detail with reference to FIGS. 4 to 12.

First, referring to Figures 4 and 5 to look at the state in which the automatic closing device is mounted in the refrigerator vegetable room.

4 is a perspective view showing a refrigerator vegetable room to which the automatic closing device of the present invention is applied, and FIG. 5 is an internal perspective view of the automatic closing device mounted to the vegetable room of the present invention.

Refrigerator vegetable room using the automatic closing device of the present invention is preferably to be installed at the rear side end of the guide rail 117 formed in the existing vegetable room as shown in Figs.

Accordingly, the guide rail 117 protrudes on both inner walls of the case 110 to guide the drawer 130 to be slidable, and the drawer 130 is slidably reciprocating on the guide rail 117. It includes the roller 131a.

Accordingly, when the drawer door 133 is closed in the vegetable chamber of the present invention, when the user gently pushes the drawer door 133 and passes a predetermined point, the drawer door 133 is automatically closed. In particular, when the user closes the drawer 130, the pusher 130 is pulled to the rear side by the automatic closing device 300 by pushing only to a certain portion without pushing to the end, and the drawer door 133 is the case 110. It is in close contact with the front opening of the door.

On the contrary, when the drawer door 133 is opened, the drawer 130 is pulled out by releasing the automatic closing device 300 of the door with only the force of pulling the drawer door 133 without a separate operation.

Thus, between the drawer 133 and the front opening of the case 110 by the automatic closing device 300 installed at the end of the drawer 130 and the guide rail 117 end of the case 110 which is the outer case. It can be completely sealed without lifting.

According to Figures 3 and 4, the present invention is accommodated in a predetermined position of the refrigerator, the case 110 as an outer case is open front; A drawer 130 in which a fruit or vegetable storage part 131 is formed, the drawer 130 being enclosed in a drawer type in the front opening of the case; A vegetable chamber door 133 formed at the front of the drawer to open and close the front opening of the case by sliding reciprocating of the drawer; When the drawer is mounted on both sides of the inside of the vegetable chamber is inserted into the case, the vegetable chamber door is in close contact with the front opening of the case to improve the sealing force inside the vegetable chamber; It provides a vacuum sealed vegetable room (100).

In addition, the case 110 includes a guide rail 117 which draws the drawer in and out of the inside of the case on both sides of the plate, and the drawer 130 is provided on both sides of the housing 131. It includes; a roller (131a) for reciprocating back and forth on the guide on the outside.

Accordingly, the configuration of the guide rail 117 and the roller 131a allows the drawer 130 to be restrained up and down inside the case 110 and to be drawn without twisting.

Hereinafter, with reference to Figures 6 to 12, the configuration and operation of the automatic closing device 300 of the present invention will be described in detail.

6 is a view showing the operating relationship between the guiding member and the sliding member of the automatic closing device of the present invention, Figure 7 is a perspective view showing a sliding member in the automatic closing device of the present invention, Figure 8 is an automatic 9 is a perspective view illustrating a locking member in the closing device, and FIG. 9 is a view illustrating an operation relationship of the automatic closing device of the present invention, and FIGS. 10 to 12 are automatic closing devices when a drawer of a refrigerator vegetable compartment of the present invention is drawn in. Is a perspective view showing the operation of the.

The automatic closing device 300 of the present invention, as shown in Figure 9 extends to the end of the guide rail 117 of the case is fixed to the plate on both sides of the case 110 is automatically closed of the drawer 130 Guiding member 310 to guide the; A sliding member 320 coupled to the guiding member 310 so as to be reciprocally slidable back and forth to pull the drawer 130 back to closely contact the drawer door 133 and the front opening of the case 110; An elastic member 330 having one end fixed to the guiding member 310 and the other end fixed to the sliding member 320 and having an elastic restoring force; And fixedly installed in both side plates of the drawer 130 and reciprocated back and forth on the guide rail 117 and selectively caught by the sliding member 320, and the drawer is released when the drawer is withdrawn. It includes; the catching member 340 is caught when the draw.

In addition, the guiding member 310 is preferably formed of a plastic member having a large rigidity extending in the front and rear direction, and is fixed to the case 110 so that the guiding member 310 may be coupled with a separate fastening bolt or the like. The fixing part 314 is formed.

The guiding member 310, the guiding cutting hole (311) extending in the front and rear direction; And a latching jaw 312 formed to be bent and extended at the rear end of the guiding incision hole.

As shown in FIG. 6, the guiding cutting hole 311 and the locking jaw 312 allow the second and third protrusions of the sliding member 320 to be described later to reciprocate before and after sliding. At 312, the third protrusion 329 may move and be caught.

6 and 7, the sliding member 320 includes a sliding body 321 reciprocating back and forth on the guiding member 310; A sliding rib 322 extending vertically from the sliding body 321; And a guiding rail 324 to which the guiding member 310 is coupled between the sliding body 321 and the sliding rib 322. The sliding member 320 includes the guiding member 310 on the guiding member 310. The reciprocating sliding movement of the front and rear by the ding rail 324.

As shown in FIG. 7, the sliding member 320 has a structure in which the center portion is recessed to allow the guiding member 310 to be embedded therein, and an edge of the guiding member 310 is formed on the guiding rail 324. Is coupled to be slidable so that the sliding member 320 is capable of reciprocating back and forth on the guiding member 310. (See Fig. 6)

The sliding member 320, as shown in Figure 6 and 7, a through hole 325 vertically penetrating the sliding body 321; A first protrusion 326 protruding to an upper portion of the through hole 325 to be selectively caught by the locking member 340; And a third protrusion 329 protruding below the through hole 325 to be inserted into the guiding cutting hole 311 to reciprocate back and forth and to be selectively caught by the locking jaw 312. The protrusion 326 and the third protrusion 329 extend upward and downward with the through hole 325 interposed therebetween.

In addition, the second protrusion 327 which is inserted into the guiding cutting hole 311 from the sliding body 321 and reciprocates before and after sliding and serves as a hinge axis of the first protrusion 326 and the third protrusion 329. Can be formed.

Here, the second protrusion 327 may be installed with a hinge shaft fixed to the lower surface of the sliding body 321 of the sliding member 320. However, even if the second protrusion 327 is not separately fixed to the sliding body 321, the second protrusion 327 is embedded in the guiding cutting groove 311, so that the first protrusion and the third protrusion may be hinged. The function of the movable hinge can be faithfully performed.

The guiding member 310 and the sliding member 320 are connected by the elastic member 330, the sliding member 320 is pulled to the rear side by the elastic restoring force of the elastic member 330.

The elastic member 330 is preferably formed of an elastic spring having a constant elastic modulus as shown in FIG.

Accordingly, the guiding member 310 includes an elastic member fixing part 313 on which one end of the elastic member 330 is fixed, and the sliding member 320 has the other end of the elastic member 330. It includes an elastic member fixing part 323 is fixed.

Hereinafter, an operation relationship in which the sliding member 320 reciprocates in the forward and backward directions on the guiding member 310 will be described with reference to FIGS. 6 and 7.

First, according to (a) of FIG. 6, the sliding member 320 is pulled and brought into close contact with the rear side (the left side in FIG. 6) of the guiding member 310 by the elastic restoring force of the elastic member 330. In addition, the second protrusion 327 and the third protrusion 329 (shown in FIG. 7) of the sliding member 320 are inserted into the guiding cutting groove 311.

Next, according to Figure 6 (b), the front side (right side in Figure 6) in the state in which the first projection 326 is caught by the locking member 340 is fixed to the drawer 130, the drawer (130) When forcibly pulled out, the second protrusion 327 and the third protrusion 329 of the sliding member are slid to the front side along the guiding cut groove 311.

According to FIG. 6 (c), when the sliding member 320 moves to the end of the guiding cutting groove 311 in a state where the sliding member 320 is locked to the locking member 340, the locking member 340 is the sliding member ( The first protrusion 326 of the 320 is pushed up in the direction of the upper locking jaw 312 (third projection locking jaw).

At this time, while the first protrusion 326 is raised by the locking member 340, the third protrusion 329 formed at the rear side also rises in the direction of the locking step 312 and is locked. In this state, the third protrusion 329 is fixed to the locking jaw 312, and the first protrusion 326 is embedded in the through hole 325, so that the sliding member 320 is eventually elastic member. The spring 330 supports the elastic restoring force and is held in a locked state.

That is, when the drawer 130 is pulled out, when the drawer 130 is pulled with a force greater than the elastic restoring force of the spring, the sliding member 320 is fixed to the latching jaw 312.

However, on the contrary, when the drawer 130 is inserted therein, the locking member 340 fixed to the drawer 130 lowers the first protrusion 326 downward, and at the same time, the third protrusion 327 The locking jaw 312 is released, the drawer 130 is caught because the first projection 326 is caught by the locking member 340 while the sliding member 320 is slid to the rear side (left in Figure 6). ) Are also pulled together.

Through the engaging and releasing operation of the guiding member 310 and the sliding member 320, the user may be in close contact with the drawer door 133 without additional force when closing the drawer 130.

Referring to FIG. 8, the locking member 340 may include a horizontal cutting groove 345 in which a rear side thereof is opened and the first protrusion 326 is inserted therein; And an inclined incision groove 341 extending from the horizontal incision groove 345 toward the front side to hold the first protrusion 326.

In addition, the upper and lower surfaces of the inclined cut groove 341, when the drawer 130 is drawn out, the first protrusion 326 is caught, the first protrusion to move the sliding member 320 forward Part 342; When the drawer 130 is closed, the first protrusion 326 is released by pressing the first protrusion 326 downward to release the third protrusion 329 from the locking jaw 312 of the guiding member. Including the drawer 343; When the drawer is drawn in so that the locking member 340 is caught by the sliding member 320 so that it can be automatically closed.

9, the inclined cut groove 341 may be bent in a direction opposite to the direction in which the locking step 312 of the guiding member 310 is formed. Accordingly, in FIG. 9, the locking step 312 is formed upward of the guiding incision hole 311, and the inclined incision groove 341 is formed downward from the horizontal incision groove 345.

Hereinafter, referring to FIGS. 8 and 9, the operation relationship between the guiding member 310, the sliding member 320, and the locking member 340 in the automatic closing device 300 according to the present invention will be described. However, since FIG. 9 illustrates the mutual operation relationship by the locking member 340 in the same state as the operation relationship of FIG. 6 described above, the operation relationship between the guiding member 310 and the sliding member 320 is omitted below. And, the operation relationship by the locking member 340 will be described mainly.

First, the locking member 340 is fixedly installed on both side walls of the vegetable chamber drawer 130 of the present invention as mentioned above.

By this configuration, the first protrusion 326 is embedded in the inclined cut groove 341 of the locking member 340 in the state in which the drawer 130 is closed as shown in FIG.

Next, when the drawer 130 is forcibly pulled out and drawn out in FIG. 9 (b), since the locking member 340 is restrained up and down, the first protrusion locking part 342 of the inclined cutout 341 is removed. The first protrusion 326 is held in a locked state and the sliding member 320 is pulled together with the locking member 340.

As shown in (c) of FIG. 9, when the sliding member 320 moves to the front side (right side in the drawing) of the guiding member 310, the third protrusion 329 is caught by the guiding member. 313 is reached. In addition, the first protrusion locking portion 342 of the inclined cut groove 341 applies a force to the first protrusion 326 in the upward direction, so that the first protrusion 326 and the third protrusion 329 move upward. The third protrusion 329 is fixed to the locking jaw 312.

Next, as the locking member 340 continues to move forward (right in FIG. 9), the first protrusion 326 is pulled out through the horizontal cutting groove 345, and the sliding member 320 is in this state. The end of the guiding member 310 is fixed in a state having an elastic restoring force.

On the contrary, when the drawer 130 is inserted, when the locking member 340 is positioned in the state of FIG. 9C, the first protrusion 326 is inserted into the horizontal cutting groove 345 of the locking member. , To the rear side (left in Fig. 9).

At this time, when the first protrusion catching release part 343, which is the upper surface of the inclined cut groove 341, contacts the first protrusion 326 and presses downward, the third protrusion integrally extended with the first protrusion 326. The protrusion 329 also rotates downward to be separated from the locking step 312.

The sliding member 320 is forcibly slid to the rear side (left side in FIG. 9) by the elastic restoring force once by the third protrusion 329 separated from the locking step 312. At this time, since the first protrusion 326 is embedded in the inclined cutting groove 341, the first protrusion 326 is held in the first protrusion locking part 342.

Since the sliding member 320 is pulled to the rear side in the state in which the first protrusion 326 is locked to the first protrusion catching part 342, the drawer 130 is also forcibly pulled to the rear side to implement the automatic closing function. . Accordingly, since the drawer door 133 is continuously subjected to elastic restoring force, the drawer door 133 is in close contact with the opening of the case 110 to form a sealed vegetable chamber structure.

10 to 12, the automatic closing device 300 of the present invention is a locking member 340 fixedly mounted to the drawer 130 and the guiding member 310 fixedly mounted to the case 110 which is an outer case. We include with). Further, the locking member 340 and the guiding member 310 are selectively fastened to each other to include a sliding member 320 for sliding back and forth on the guiding member 310.

The automatic closing device 300 is installed at the rear end of the guiding rail 117 of the case 110, the locking member 340 is fixed to the drawer 130 when the drawer 130 is closed Sliding backward along the guide rail 117 is coupled with the engaging jaw 312 formed in the guiding member 310 is drawn by the spring which is the elastic member 330. Accordingly, the drawer door 133 closes the vegetable chamber internal space by closely contacting the front opening of the case 110.

The above-described embodiment is preferred to enable a person having ordinary knowledge in the art to which the present invention pertains (hereinafter referred to as "the person skilled in the art") to easily perform the vacuum sealed vegetable room of the refrigerator to which the automatic closing device according to the present invention is applied. The embodiment is not limited to the above-described embodiment and the accompanying drawings, and thus, the scope of the present invention is not limited thereto. It will be apparent to those skilled in the art that various changes, substitutions, and alterations can be made hereto without departing from the spirit of the present invention, and it is obvious that those parts easily changeable by those skilled in the art are also included in the scope of the present invention.

1: refrigerator 10: refrigerator
11: refrigerator door 20: freezer
21: freezer door 30: bulkhead
100: vegetable room 110: case
111: freezing chamber side plate 111a: longitudinal rib
111b: horizontal rib 112: outer side plate
113: upper plate 114: lower plate
117: guide rail 130: drawer
131: accommodating portion 131a: roller
133: drawer door 133a: handle
300: automatic closing device 310: guiding member
311: guiding incision hole 312: locking jaw (third projection locking jaw)
313: elastic member fixing part 314: case fixing part
320: sliding member 321: sliding body
322: sliding rib 323: elastic member fixing portion
324: guiding rail 325: through hole
326: first projection (locking member locking projection) 327: second projection (sliding projection, hinge axis)
329: third projection (sliding projection) 330: elastic member (spring)
340: locking member 341: inclined incision groove
342: first projection locking portion 343: first projection locking release
344: drawer fixing portion 345: horizontal incision groove

Claims

A case provided at a predetermined position of the refrigerator and having a front open;
A drawer in which a fruit or vegetable accommodating portion is stored, and a door for opening and closing the front opening of the case is formed at the front thereof to draw a sealed drawer in the case;
A vacuum closing vegetable chamber of the refrigerator to which the automatic closing device is applied, including: an automatic closing device mounted on an inner side of the case and the drawer is inserted into the case, the door closes the front opening of the case to improve the sealing force inside the vegetable compartment. .

The method of claim 1,
The case includes a guide rail guided in and out of the drawer inside the case on both sides of the plate;
The drawer is a vacuum-sealed vegetable room of the refrigerator to which the automatic closing device comprises a; rollers for reciprocating back and forth on the guide rail on both sides of the plate outside the housing.

3. The method of claim 2,
The automatic closing device,
A guiding member extending to the guide rail end of the case and fixedly installed at both sides of the case to guide the automatic closing of the drawer;
A sliding member coupled to the guiding member so as to reciprocate back and forth and pulling the drawer backward;
An elastic member having one end fixed to the guiding member and the other end fixed to the sliding member and having an elastic restoring force; And
A locking member fixedly installed at both sides of the drawer to be reciprocated back and forth on the guiding rails, and selectively caught by the sliding member, and the locking member is released when the drawer is drawn out and the locking member is caught when the drawer is drawn in. Vacuum sealed vegetable room of the refrigerator to which the automatic closing device is applied.

The method of claim 3, wherein
The sliding member includes:
A sliding body reciprocating back and forth on the guiding member;
A sliding rib extending vertically from the sliding body; And
A guiding rail to which the guiding member is fastened between the sliding body and the sliding rib; and a sliding member including a sliding member moving forward and backward by the guiding rail on the guiding member. Vacuum sealed vegetable room.

5. The method of claim 4,
The guiding member,
Guiding incision extending in the front and rear direction; And
The vacuum closing vegetable chamber of the refrigerator to which the automatic closing device is applied, characterized in that it comprises ;;

The method of claim 5, wherein
The sliding member includes:
A through hole vertically penetrating the sliding body;
A first protrusion protruding to an upper portion of the through hole and selectively caught by the locking member; And
And a third protrusion protruding below the through hole to be inserted into the guiding incision hole and reciprocating back and forth, and selectively caught on the locking jaw, wherein the first and third protrusions have the through hole interposed therebetween. Vacuum sealed vegetable room of the refrigerator to which the automatic closing device is applied, characterized in that it extends up and down.

The method according to claim 6,
The sliding member includes:
And a second protrusion inserted into the guiding cutting hole from the sliding body and reciprocating before and after sliding, and a second protrusion serving as a hinge axis of the first and third protrusions.

The method of claim 3, wherein
The guiding member includes an elastic member fixing part to which one end of the elastic member is fixed,
The sliding member is a vacuum-sealed vegetable room of the refrigerator to which the automatic closing device comprises an elastic member fixing part to which the other end of the elastic member is fixed.

The method of claim 7, wherein
Wherein,
A horizontal incision groove in which a rear side is opened and into which the first protrusion is inserted; And
A vacuum sealed vegetable room of the refrigerator to which the automatic closing device is applied, comprising: an inclined incision groove extending from the horizontal incision groove to the front side and engaging the first projection.

The method of claim 9,
The upper and lower surfaces of the inclined incision groove,
A first protrusion catching part configured to move the sliding member forward when the drawer is drawn out; And
And a first protrusion releasing unit configured to press the first protrusion downward when the drawer is closed, thereby releasing the state where the third protrusion is caught on the locking jaw of the guiding member. Vacuum sealed vegetable room of the applied refrigerator.

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 retractably accommodated in the case;
And an automatic closing device mounted on both sides of the case, and the drawer closes the front opening of the case to improve the sealing force inside the vegetable compartment.

The method of claim 11,
The automatic closing device,
A guiding member fixedly installed at both sides of the case to guide the automatic closing of the drawer;
A sliding member coupled to the guiding member so as to reciprocate back and forth and pulling the drawer backward;
An elastic member having one end fixed to the guiding member and the other end fixed to the sliding member and having an elastic restoring force; And
A locking member fixedly installed at both sides of the drawer to be reciprocated back and forth on the guiding rails, and selectively caught by the sliding member, and the locking member is released when the drawer is drawn out and the locking member is caught when the drawer is drawn in. Refrigerator, characterized in that.