KR200151186Y1 - Open-close device of refrigerator drawer type vessel - Google Patents

Abstract

The present invention relates to an opening and closing device of a refrigerator drawer container for opening and closing the drawer container of the refrigerator in a one-touch manner by using a locking device that restricts the compression, restoration characteristics of the spring and compression and recovery of the spring.

According to the present invention, in the opening and closing device for opening and closing a refrigerator drawer type container, a refrigerator drawer type container having a predetermined volume, a container support portion on which the drawer type container is seated similarly to the container, and the container support part or the drawer type container It is formed on either side and the elastic member for generating an elastic force in the drawer container, and limiting the opening and closing displacement of the drawer container which is opened and closed with a predetermined displacement by the elastic member to be separated from the container support portion And a locking device formed on the container and the container support to open and close the container.

Description

Opening and closing mechanism of refrigerator pull-out container

The present invention relates to an opening and closing device of a refrigerator drawer type container, and more particularly, a refrigerator drawer type which opens and closes a drawer type container of a refrigerator in one-touch manner by using a locking device that restricts compression and recovery characteristics of the spring and compression and recovery of the spring. The opening and closing device of the container.

In general, refrigerators for storing food at low temperatures are provided with various food storage shelves and drawer-type containers that are opened and closed to store foods in order to maintain the freshness of each stored food. Many kinds of vegetables and fruits are important for the freshness of food.

Recently, drawer containers having a function of a special refrigerator compartment have been introduced by dedicating a predetermined area inside the refrigerator in addition to the drawer-type containers having the function of such a vegetable compartment in order to maintain high freshness and cleanliness of food.

Such a drawer-type container of the refrigerator requires the withdrawal of food for its function, and when the drawer-type container is opened, the user applies a force in the opening / closing direction to the handle portion 10 or other part to facilitate opening and closing of the drawer-type container having a predetermined volume. The drawer is opened and closed along guide rails (not shown) formed at both sides. The guide rail for guiding the drawer-type storage container is provided with an anti-separation protrusion (not shown) for preventing the drawer-type container from being separated from the guide rail.

However, such a conventional refrigerator container has a problem of preventing a release preventing protrusion to prevent the refrigerator drawer-type container from being separated from the guide rail during opening and closing, and the drawer-type container collide with each other to generate noise due to a collision.

Another problem is that the user has to repeatedly apply a predetermined force to the drawer whenever the drawer is used.

Accordingly, the present invention has been devised in view of such conventional inconveniences, and an object of the present invention is a drawer type container (hereinafter referred to as a container) and a container supporting the container, in which a body of the drawer type container is inserted to support the drawer type container. A container which forms a support to generate an elastic force for opening and closing the container between the container support fixed to the refrigerator body and the container via an elastic member such as a torsion spring, and slides in the opening and closing direction by the elastic member. The present invention provides a refrigerator container opening / closing device which has a container detachment preventing device for preventing the container from being detached from the container support unit and enables the opening and closing of the storage container by a one-touch operation.

Another object of the present invention is to provide a refrigerator container opening and closing device to reduce the generated noise by reducing the opening and closing speed of the slide moving container.

1 is a perspective view showing opening and closing of a conventional refrigerator container.

Figure 2 is an exploded perspective view showing a refrigerator container opening and closing apparatus according to an embodiment of the present invention.

Figure 3a is a view combining the refrigerator container opening and closing device of Figure 2;

3B is a cross-sectional view taken along the line A-A 'of FIG. 3B.

4 is a-a 'cross-sectional view of FIG. 3b.

Fig. 5 is a drawing of the circle of Fig. 4.

* Description of the symbols for the main parts of the drawings *

20: container support 30: container

40: elastic member 50a: locking device locking projection

50b: one touch switch

The opening and closing device of the refrigerator container for achieving the object of the present invention in the opening and closing device for opening and closing the refrigerator drawer-type container;

Refrigerator drawer type container having a predetermined volume, a container support portion on which the drawer type container is seated similarly to the container, and formed on either side of the container support part or the drawer type type to generate elastic force in a direction in which the drawer type container is opened; An elastic member for preventing the opening of the drawer container from being restricted from the container support by limiting an opening displacement of the drawer container which is opened with a predetermined displacement by the elastic member; And a locking device formed on the container and the container support for closing.

Hereinafter, the opening and closing device of the present invention refrigerator container will be described with reference to the accompanying drawings 2 to 4 as follows.

2 is an exploded view of the opening and closing device of the refrigerator container according to the present invention, as shown in the opening and closing device 100 of the refrigerator container as a whole, the container 30, the food is to be refrigerated, and the container ( 30 is seated to support the container 30, the container support 20, and a torsion spring interposed between the container support 20 and the container 30 to allow the container 30 to slide movement, such as Elastic members 40, and locking devices 50a and 50b that constrain the elastic force of the elastic member 40 to make the container 30 open or to make the container 30 closed. It is provided with the speed reduction apparatus which limits the opening speed of the container opened at a predetermined speed.

The structure of the container 30 among these is demonstrated as follows.

The container 30 has a hexahedron shape having an upper surface and a front surface open, wherein the front surface refers to an opened portion seen when the refrigerator door (not shown) is opened.

At this time, the surface of the container 30 facing the container front is the rear surface 30b of the container, and the surface connected to the rear surface 30b of the container is the container left and right side surfaces 30c and 30d. The portion that is connected to the surfaces of 30 to receive the food becomes the bottom surface 30e of the container.

The first container guide groove 31a having a predetermined depth is formed on the outer side of the container left and right sides 30c and 30d based on the inside of the container 30, and the container 30 is also formed on the bottom surface 30e of the container 30. The 2nd container guide groove 31b which has a predetermined depth and predetermined length for guiding this is formed.

In addition, the anti-separation protrusion 33 protruding to a predetermined height is formed on the bottom surface 30e of the container to prevent the container 30 from being separated from the container support 20 to be described later.

At a predetermined position of the bottom of the container 30e, a friction plate (not shown) is formed in the reduction gearbox 60a filled with a fluid having a high viscosity coefficient, and the rotation speed of the pinion gear per minute (rpm) is caused by the frictional force of the fluid. The limiting pinion gear 60 is inserted rotatably in pairs.

Meanwhile, the aforementioned container rear surface 30b is formed with a groove having a predetermined width and a predetermined length across the container rear surface 30b in a horizontal direction, and the groove is formed so that the aforementioned elastic member 40 is guided. It is an elastic guide groove 32.

In addition, an arrowhead-shaped locking protrusion 50a, which is one of the locking devices, is formed at the center of the container rear surface 30b.

The container 30 having such a configuration rests on the container support 20 and slides. The container support 20 includes a flat plate 20a on which the container bottom 30e is seated, the container front and the container. Side parts 20b, 20c, and 20d which contact with 3 side surfaces except the upper surface are included.

Out of the side portions 20b, 20c and 20d of the container support 20, the container locking step of the refrigerator main body (not shown) outside the side portions 20b and 20c which are in contact with the container left and right sides 30c and 30d. The paper support part latching jaw 50a is formed so that the container support part 20 may be caught.

In the side portions 20b and 20c of the container support 20, a first guide member 22a corresponding to the first guide groove 31a of the container 30 has been formed. A second guide member 22b is formed in the flat plate portion 20a of the vessel supporting portion 20 so as to correspond to the second guide groove 31b of the vessel 30, and the vessel 30 has a first guide. The members 22a and the second guide member 22b are slidably moved without shaking even when they enter and exit the container support 20.

In addition, the plate preventing portion 20a of the container support 20 is formed at a position corresponding to the above-mentioned container 30 detachment prevention protrusion 33, and has a predetermined length so as to be engaged with the escape prevention protrusion 33. 23 and a rack 65 engaged with the teeth of the pinion gear 60 of the container 30 are formed.

Meanwhile, pins 34 having a predetermined height are formed at two corner portions formed in the flat plate portion 20a of the container support 20, and the pins 34 are toe which is an elastic body mentioned above. Ocean spring 40 is inserted, the end of the torsion spring 40 is fitted into the elastic guide groove 32 of the container 30 to correspond to the opening and closing of the container 30 in the interior of the elastic guide groove 32 Reciprocating.

Although the torsion spring 40 is formed in the container support 20 in the embodiment of the present invention, the torsion spring 40 may be installed in the container 30.

As described above, the container 30 is opened and closed by the elastic force of the torsion spring 40. When the closed container 30 is closed, a device for restraining the elastic force of the torsion spring 40 is required. The paper support part 20 is provided with the one-touch switch 50b which locks / unlocks by forming the said locking protrusion fixed / unlocking arm so that the locking protrusion 50a of the 30 may be locked / unlocked.

In FIG. 3B, the dashed line drawing shows the container 30, and the solid line drawing shows the container support 20.

FIG. 5 is the in-circuit view of FIG. 4, wherein the container 30 is guided by the first guide member 22a and the second guide member 22b to prevent shaking of the container 30, but is stored in the container 30. When the weight of the stored object is large, the frictional force generated in the friction surface of the first guide groove 22a and the first guide member 31a of the container 30 is increased, so that the first guide member 31a and the container ( A groove having a predetermined depth is formed on one side of the friction surface of the first guide groove 22a of 30, and a roller 36 having a diameter smaller than the depth of the groove is formed in the groove.

The opening and closing device of the present invention refrigerator container configured as described above will be described with reference to the accompanying drawings.

First, when the container 30 is pressed toward the user's front to open the closed refrigerator container, the one-touch switch 50b is pressed, and the one-touch switch 50b releases the locking projection 50a and releases the toe. The container 30 is guided by the first guide member 22a and the second guide member 22b by the elastic force of the ocean spring 40 and starts to be drawn out of the refrigerator.

At this time, the container 30 is opened at a very high speed by the elastic force of the torsion spring 40. When the container 30 is opened at such a high speed, the release preventing protrusion 33 is the release preventing groove 23. Since the breakage of the noise and the separation prevention protrusion 33 occurs while colliding with the end of the pinion gear, the pinion gear 60 and the pinion gear 60 of the pinion gear 60 installed in the reduction gear box 60a to reduce such excessive opening speed. The container 30 is drawn out to the outside over a predetermined time by the rack 65 engaging with the teeth,

The container 30 moves with the minimum frictional force by the roller 36, and the container 30 stops at the moment when the escape preventing protrusion 33 is caught by the escape preventing groove 23.

When the container 30 is closed again, if the container 30 is applied with a predetermined force to the front of the user, the container 30 proceeds in the reverse order of opening, that is, inside the refrigerator. The locking protrusion 50a is locked to the switch 50b so that the container 30 is in a stopped state so that the refrigerator container can be easily stored in a desired operation with one operation.

As described in detail above, a release preventing device is provided between the container support and the container to prevent the container from being separated by the elastic member, and the container of the refrigerator is opened and closed with one simple operation. When opening and closing from the container support, the opening and closing speed is adjusted by the reduction device, thereby reducing the noise generated when the container and the container support collide with each other.

In the present invention, the torsion spring is used as the elastic member, but in addition to the torsion spring, the tension and compression spring may be used to obtain the effect of the present invention.

Claims (8)

An opening and closing device for opening and closing a refrigerator pull-out container; Refrigerator drawer type container having a predetermined volume, a container support portion on which the drawer type container is seated similarly to the container, and formed on either side of the container support part or the drawer type type to generate elastic force in a direction in which the drawer type container is opened; An elastic member for preventing the opening of the drawer container from being restricted from the container support by limiting an opening displacement of the drawer container which is opened with a predetermined displacement by the elastic member; And a locking device formed on said container and said container support for closing. The opening and closing apparatus of the refrigerator pull-out container according to claim 1, wherein the elastic member is formed in the container support part. The opening and closing device of a refrigerator pull-out container according to claim 1, wherein the elastic member is formed in the container. The opening and closing apparatus of the refrigerator pull-out container according to claim 2 or 3, wherein the elastic member is a torsion spring. The refrigerator drawer type container of claim 1, wherein a guide member for sliding the container is formed in the container support, and a guide groove coupled to a position corresponding to the guide member is formed in the container. Switchgear. The refrigerator pull-out type according to claim 5, wherein the guide member and the guide groove are coupled to each other to be interviewed to provide a roller for reducing friction generated by the interview between the guide member and the guide groove. Switchgear of the container. The opening and closing apparatus of the refrigerator pull-out container of claim 1, wherein the locking device is formed by a locking protrusion formed on the container and a one-touch switch formed on the container supporting part to lock the locking protrusion and locking. 2. The rack according to claim 1, wherein the container is formed with a pinion gear, which is a reduction gear, to reduce the opening speed when the container is opened by the elastic force, and the container support has a rack engaged with the teeth of the pinion gear. Opening and closing device of the refrigerator pull-out container, characterized in that the formed.