KR200164381Y1 - Door opening and closing device for refrigerator - Google Patents

Abstract

The present invention relates to a door opening and closing device for a refrigerator, wherein one end of the door handle coupled to the door is provided to be able to move forward and backward, and at the same time the door handle is kept pressed when the door handle is pressed between the door handle and the main body. A locking means for locking the door is provided, and when the door knob is pressed again, the locking means is released and at the same time, the restoring means for restoring the door handle to its original state is provided. As a result, the refrigerator according to the present invention does not protrude on the front of the door when the main body is transported, so that the refrigerator can easily pass through the narrow space, and the opening of the door is prevented, so that the main body can be easily moved. have.

Description

Door opening and closing device for refrigerator {DOOR OPENING AND CLOSING DEVICE FOR REFRIGERATOR}

The present invention relates to a door opening and closing device for a refrigerator, and more particularly, to a door opening and closing device for a refrigerator that can lock the door when the refrigerator main body moves, and can push the door handle so that the door handle is not caught in the door gap.

In general, the refrigerator is a home appliance that is installed inside the refrigeration cycle to supply the cold air generated therein to the storage compartment to maintain the freshness of various foods for a long time.

The refrigerator has a storage compartment having an open front surface inside the main body, and a door for opening and closing an open front surface of the storage compartment is installed at the front surface of the main body. At this time, the door of the refrigerator is hinged to the main body so that the door can be rotated and opened, the other side is provided with a door handle for opening and closing the door. In addition, the door handle of the refrigerator is usually protruded on the front of the door to be easily held by the user by the hand.

However, the conventional refrigerator configured as described above has a door handle protruding from the front of the door, and thus, if the door handle passes through a narrow space or a door in the process of moving or moving the installation position of the refrigerator, the door handle is caught and it is inconvenient to move the main body. There was a problem.

In addition, since the door of the conventional refrigerator is not provided with a separate locking means, there is a problem that the door is opened while carrying the refrigerator. Therefore, conventionally, the main body and the door may be pasted with adhesive tape or tied with a string to prevent the door from being opened before carrying the refrigerator.

The present invention is to solve such a problem, the object of the present invention is to facilitate the retraction of the door handle installed on the front of the door back and forth so as not to protrude on the front of the door during transport of the body facilitates the passage of narrow spaces. In addition to providing a door opening and closing device for a refrigerator, the door can be locked when the door handle is pushed backward.

1 is a perspective view showing the overall appearance of a refrigerator according to the present invention.

Figure 2 is an exploded perspective view showing the configuration of the door opening and closing device according to the present invention.

Figure 3 is a perspective view showing the back of the door handle according to the present invention.

4, 5, 6, and 7 is a view showing a step by step operation state of the door opening and closing device according to the present invention.

Explanation of symbols on the main parts of the drawings

1: body, 2: storage compartment, 3: front of the body,

4: door, 5: side of the body, 10: door opening and closing device,

11: door handle, 12: hinge, 12a: screwdriver,

13: through hole, 14: set screw, 15: front entry groove,

16: side entry hole, 21: return spring, 22: travel guide groove,

23: moving guide jaw, 26: elastic piece, 26a: locking projection,

30: locking member, 31: locking groove, 32: access guide surface,

33: Release surface, 34: Return guide surface.

The door opening and closing device for a refrigerator according to the present invention for achieving the above object is formed in the interior of the body, the front of the storage compartment is open, the door coupled to the front of the main body to open and close the storage compartment, opening and closing the door In the refrigerator provided with a door handle provided on one side of the door, a hinge coupling portion for rotatably coupling one end of the door handle to the door so that the door handle can move back and forth, and the hinge coupling portion to the shaft Reinforcing guide means for supporting the other end of the rotating door handle to move back and forth, and when the door handle is pressed, the door handle is held in a pressed state, and at the same time from the inner surface of the door handle to the main body so that the door can be locked An elastic piece extending in a long direction and having a locking protrusion at an end thereof; Fixed to the side, and is characterized in that it comprises a locking member the locking groove takes the obstacle group formed on the surface.

In addition, the door handle has a front and side formed to be bent to surround the one side edge of the door, the hinge coupling portion is a hinge protruding on the inner surface of one end of the front surface and a horizontally formed screw hole in the center, and A through hole formed in the side of the door handle to form the same axis as a screw hole, a front entry groove formed in the front of the door corresponding to the hinge so that the hinge enters the inside of the door, and the door corresponding to the through hole. It characterized in that it comprises a side entry hole formed in the side, and through the through hole and the side entry hole is fastened to the screw hole of the hinge.

In addition, the retreat guide means is formed in one corner of the door is formed to move forward and backward long and forward, the end of the door handle located on the opposite side of the hinge coupling portion extending from the inside of the movement guide groove to the door handle At the same time to guide the progress of the door handle is characterized in that it comprises a movement guide jaw to be caught in the movement guide groove.

In addition, the inside of the movement guide groove is characterized in that the return spring for elastically supporting one surface of the movement guide jaw so that the door handle is returned to its original state when the door is unlocked.

In addition, the locking member has an entrance guide surface formed to be inclined in front of the locking groove so that the locking protrusion easily enters the locking groove, and the locking protrusion entered into the locking groove when the door handle is pressed is pushed upward or downward. The catching groove on the top or bottom of the catching groove so that the catching release surface formed to be inclined up and down in the rear of the catching groove so as to escape the catching groove, and the catching projection which is out of the catching groove can be returned to its original state through the catching release surface. It characterized by having a return guide surface extending in the front and rear direction to form a deeper stage than the depth of.

Hereinafter, with reference to the accompanying drawings a preferred embodiment according to the present invention will be described in detail.

In the refrigerator to which the present invention is applied, as shown in FIG. 1, a storage compartment 2 having an open front surface is formed in the main body 1, and a front surface of the storage compartment 2 is formed on the front surface 3 of the main body 1. The door 4 which opens and closes the opening part is provided. In this case, the conventional refrigerator storage compartment 2 is divided into a freezer compartment at the upper side and a refrigerating compartment at the bottom by a partition wall (not shown) for dividing the upper space and the lower space. ) Is installed.

And when the user presses the door handle 11 on one side of each door 4, the door opening and closing device 10 is provided so that the door 4 can be locked while maintaining the pressed state. The door opening and closing device 10 is provided on the top of the door handle 11 and the door handle 11 is hinged coupled to advance in the front and rear direction, the retraction guide means for guiding the retraction of the door handle, and the lock for locking the door (4) And restoring means for restoring the pressed door handle 11. Hereinafter, the configuration of each part of the door opening and closing device 10 will be described in detail with reference to FIGS. 2 and 3.

The door handle 11 has a front 11a, a side 11b, and a top 11c, which are generally vertically bent, so as to surround the upper edge of the door 4 (the lower edge in the case of a freezer door). Is done. That is, the front surface 11a, the side surface 11b, and the top surface 11c of the door handle 11 are installed so that the edge part of the door 4 may be covered. At this time, the door handle 11 is hinged to the lower end of the door 11 so that the upper end is advanced in the front and rear direction.

For this coupling, a hinge 12 protruding inwardly of the door handle 11 is provided at the bottom of the front door 11a of the door handle 11, and the hinge 12 has a fixing screw 14 at the center thereof. A screw hole 12a to be fastened is formed. At this time, the hinge 12 is formed integrally with the front surface (11a) of the door handle 11, the outer surface is formed in a cylindrical shape so as to facilitate the rotation of the door handle 11, it is formed long in the transverse direction. In addition, a through hole 13 is formed at a lower end of the side handle 11b of the door handle 11 so that the fixing screw 14 penetrates and is fastened to the screw hole 12a of the hinge 12. In addition, a front entry groove 15 is formed at a position corresponding to the hinge 12 so that the hinge 12 enters the door 4 and is coupled to the front surface 4a of the door 4. The side surface 4b of the door 4 corresponding to the side entry hole 16 through which the fixing screw 14 passes is formed. That is, the door handle 11 is a hinge 12 is a fixing screw 14 penetrating the through hole 13 and the side entry hole 16 in the state in which the hinge 12 is entered into the front entrance hole 15. By being fastened to the screw hole 12a of the lower end, the lower end is rotatably coupled to the door 4, and the upper end can move forward and backward. At this time, it is preferable that the receiving space 17 for receiving the hinge 12 is formed inside the door 4 to which the hinge 12 is coupled to prevent the filling of the heat insulating material.

And the upper end of the door handle 11 is provided with a retreat guide means for guiding the front and rear retreat of the door handle 11, the retreat guide means is a movement guide groove 22 formed on the upper edge of the door (4) And a movement guide jaw 23 protruding downward from the inside of the upper surface 11c of the door handle 11. At this time, the movement guide groove 23 is composed of a semi-cylindrical curved surface of the inner surface is formed long in the front, rear direction, the movement guide jaw 23 is installed in the state entered into the movement guide groove 22. Therefore, the upper end of the door handle 11 is moved forward and backward along the movement guide groove 22, the movement guide jaw (23), so that not only smooth movement, but also can be supported by the door (4). In addition, the return spring 21 is installed in the movement guide groove 22 as a restoring means that allows the user to press and release the door handle 11 to restore the original state again. At this time, the return spring 21 is installed to be able to extend in the front and rear directions in the movement guide groove 22, one end of which supports one surface of the movement guide jaw 23. Therefore, the door handle 11 can be restored to its original state by the elasticity of the return spring 21 when the user presses and releases the front surface 11a thereof. Here, the protrusion 24 provided inside the movement guide groove 22 is fitted with one end of the return spring 21 to prevent separation of the return spring 21.

In addition, the locking means for locking the door 4 extends from the inner surface of the door handle 11, the elastic piece 26 with a locking projection 26a formed at its end, and the locking projection of the elastic piece 26. It consists of a locking member 30 is installed on the side surface 5 of the main body 1 so that the (26a).

As shown in FIG. 3, the elastic piece 26 extends from the inside of the front surface 11a of the door handle 11 toward the front surface 3 of the body 1 to be parallel to the side surface 3 of the body 1. It is configured to, the locking projection (26a) is formed to protrude toward the side surface 5 of the main body 1 at the free end of the elastic piece (26). At this time, the elastic piece 26 is formed adjacent to the side surface 11b of the door handle 11, so that the elastic piece 26 is spaced apart from the side surface 11b of the door handle 11 by a predetermined interval (t). It should be able to move freely in up, down, left and right directions. In addition, the elastic piece 26 is such that the locking projection (26a) provided at the free end has the elasticity toward the side surface 5 side (arrow A direction) of the main body 1, so that the user to the door handle 11 When pressing, the locking projection 26a should be caught in the locking groove 31 of the locking member 30 described later. And in the side surface 4b of the door 4, the groove 27 in the horizontal direction is formed so that the operation of the elastic piece 26 can be made freely.

As shown in FIG. 2, the locking member 30 is provided in a state in which two locking members 30a and 30b are arranged long in the front and rear directions and are configured to be symmetrical with each other by the connection part 35. One side is coupled to the side surface 5 of the body 1 via a screw 36. Here, although the locking member 30 has a vertically symmetrical structure is not shown, the locking member 30b provided at the upper side may be caught with the door handle for the freezer door.

At this time, the locking member 30 is provided with a locking groove 31 recessed from the surface thereof so that the locking projection 26a provided at the free end of the elastic piece 26 is caught, and in front of the locking groove 31. An entrance guide surface 32 having a sloped surface is provided so that the locking protrusion 26a can easily enter the locking groove 31. In addition, when the user presses the door handle 11 on the rear of the locking groove 31, the locking projection 26a entered into the locking groove 31 is pushed to the upper side (the lower side in the case of the upper locking member 30b) and locked. A locking release surface 33 inclined up and down is provided to escape the groove 31. The locking release surface 33 is formed by inclined up and down one surface of the rear side of the locking groove 31. And the upper end of the locking member 30 (in the case of the upper locking member 30b, the lower end) is the return guide surface so that the locking projection (26a) out of the locking groove 31 can be retracted by the restoring force of the return spring (21) 34). To this end, the upper end of the locking member 30 should be formed in a plane extending in the front and rear directions, and should be made deeper than the depth of the locking groove (31). This is because the locking projections 26a of the elastic piece 26 usually have elasticity toward the side surface 5 direction (the A direction in FIG. 3) of the main body 1, so that the locking projections 26a are the locking grooves 31. After having escaped from) by being caught by the return guide surface 34, it is possible to exit along the return guide surface (34).

The following describes the operation of the door opening and closing device for a refrigerator according to the present invention configured as described above.

When the refrigerator is normally used, as shown in FIG. 4, the locking protrusion 26a and the locking groove 31 provided at the free end of the elastic piece 26 are used in a released state. At this time, since the door handle 11 is pushed forward by the elasticity of the return spring 21, a space B is formed between the inside of the front surface 11a of the door handle 11 and the front surface of the door 4. Thus, the door 4 can be opened by the user inserting his hand into the space B and pulling the door handle 11.

And when moving or moving the installation position of the refrigerator, as shown in Figure 5, by pressing the front surface (11a) of the door handle 11, the locking projection (26a) provided at the end of the elastic piece 26 is the locking groove 31 To get caught. At this time, opening of the door 4 is prevented and the door handle 11 is kept pressed. In addition, since the locking protrusion 26a slides along the entrance guide surface 32 of the locking member 30, the locking protrusion 26a is easily engaged, and the return spring 21 is compressed by being pushed backward. Becomes Therefore, at this time, since the door handle 11 does not protrude on the front surface of the door 4, the door handle 11 may easily pass through a narrow space when the refrigerator main body 1 is transported.

When the user wants to unlock the door 4 in this state, as shown in FIG. 6, if the user presses the front surface 11a of the door handle 11 once more, the locking projection 26a is released. 1) while sliding upward along the way out of the locking groove 31, the locking projection (26a) is the upper end of the locking member 30 by the elasticity (force acting in the A direction of Figure 3) of the elastic piece 26 , That is, on the return guide surface 34. In this state, when the return spring 21 is extended, as shown in FIG. 7, the locking protrusion 26a slides out along the return guide surface 34, and the door handle 11 returns to the original state. .

As described above in detail, the door opening and closing device for a refrigerator according to the present invention, when the front of the door handle is pressed, the door handle is kept pressed and at the same time the door is locked, so that the door handle on the front of the door when the refrigerator body is transported. Since it does not protrude and facilitates passage of a narrow space, opening of the door is prevented, so that the main body can be easily moved.

Claims (5)

In the refrigerator having a storage compartment formed in the interior of the main body, the front is open, the door coupled to the front of the main body to open and close the storage compartment, and a door handle provided on one side of the door to open and close the door, Hinge engaging portion for rotatably coupling one end of the door handle to the door so that the door handle can be moved forward and backward, and retraction guide means for supporting the other end of the door handle pivotally pivoting the hinge engaging portion back and forth And an elastic piece extending from the inner surface of the door handle toward the main body so that the door can be locked while the door handle is pressed while the door handle is pressed, and an elastic piece having a locking protrusion at an end thereof, and one side of the main body. The door opening and closing device for the refrigerator, characterized in that it comprises a locking member is fixed to the engaging groove is formed on the surface of the locking projection. The method of claim 1, The door handle is provided with a front side and a side bent to surround one side edge of the door, The hinge coupling portion is a hinge protruding on the inner surface of one end of the front surface and a horizontally formed screw hole in the center thereof, a through hole formed on the side of the door handle to form the same axis as the screw hole, and the hinge into the interior of the door. The front entry groove formed in the front surface of the door corresponding to the hinge, the side entry hole formed in the side of the door corresponding to the through hole, the through hole and the side entry hole are fastened to the screw hole of the hinge. Refrigerator door opening and closing device characterized in that it comprises a fixing screw. The method of claim 1, The retreat guide means is formed in one corner of the door, the movement guide groove is formed long before and after, and extends into the movement guide groove from one end of the door handle located on the opposite side of the hinge coupling portion to advance the door handle At the same time guide door opening and closing device for a refrigerator comprising a movement guide jaw to allow the door handle to be caught in the movement guide groove. The method of claim 3, And a return spring for elastically supporting one surface of the movement guide jaw so that the door handle returns to its original state when the door is unlocked. The method of claim 1, The locking member includes an entrance guide surface formed to be inclined in front of the locking groove so that the locking protrusion easily enters the locking groove, and the locking protrusion entered into the locking groove is pushed upward or downward when the door handle is pressed. The depth of the locking groove at the top or bottom of the locking groove so that the locking release surface formed to be inclined up and down in the rear of the locking groove so as to escape from the locking groove, and the locking projection which is out of the locking groove can be returned to its original state through the locking release surface. Refrigerator door opening and closing device comprising a return guide surface extending in the front and rear direction forming a deeper end.