KR100309735B1 - Lateral open/shut door apparatus for refrigerator - Google Patents

Abstract

PURPOSE: A lateral open/shut door apparatus for refrigerator is provided to reduce cost by allowing the apparatus to be used for both the right open/shut system or left open/shut system. CONSTITUTION: An apparatus comprises an upper hinge member(210) coupled to the upper front end of a case(10); a hinge cover member(220); an intermediate hinge member(310) having an upper hinge axis to be inserted into a lower hinge groove formed at the lower surface of a freezer compartment door(40), and a lower hinge axis to be inserted into an upper hinge groove formed at the upper surface of a refrigerating compartment door(50); first and second intermediate stopper members(320,330) arranged to be symmetric so as to be attached to the freezer compartment door; a lower hinge member(430) having a hinge axis to be inserted into a lower hinge groove(52) formed at the bottom of the refrigerating compartment door, a plurality of screw holes to be coupled to the bottom surface of the case, and a bent portion to contact the front surface of the case; a lower stopper member(420) having through holes for insertion of the hinge axis of the lower hinge member, a stopper surface contacting the lower hinge member during opening/closing of the refrigerating compartment door, and a plurality of screw holes for insertion of screws to be coupled to the lower end of the refrigerating compartment door; and water tray cover having a cover member(510) coupled to the lower front surface of the case so as to cover the front surface of water tray(110).

Description

Refrigerator left and right door devices

The present invention relates to a left and right opening and closing door device of the refrigerator, and more specifically, by using a hinge device that is essentially applied in the left and right opening and closing door method of the refrigerator, the left and right of the refrigerator to eliminate the separate mold production cost according to the dedicated production It relates to an opening and closing door device.

Conventional refrigerators will be described in detail with respect to the door and each hinge portion and other hinges to be described later for the convenience of the right-opening door method for the convenience of explanation, each hinge and other members according to the left-opening door method. It will be briefly described in preparation for the opening / closing door method.

Here, as shown in Fig. 1, the right-opening and closing door-type refrigerator has a case 10 installed at the upper and lower sides to store the freezers and to store the freezer and refrigerated. Refrigerating and refrigerating chamber doors 40 and 50 are mounted on the front of the formed freezing and refrigerating chambers 20 and 30 so as to open and close the openings. The freezing and refrigerating chambers are provided on one side of the case 10. The upper, middle, and lower hinge means 60, 70, 80 are mounted so that the doors 40, 50 are opened and closed in one direction by the opening and closing method, and the drawer type is forward at the bottom of the case 10. The water tray cover member 90 is detachably mounted on the bottom of the front surface of the case 10 so as to cover the water tray member 110 which is trayed by the water tray member.

At this time, the upper hinge means 60, a plurality of fastening screws 100 on one side of the front end of the upper surface of the case 10 via the hinge core 61 so as to support the upper end of the freezing chamber door 40 freely. It consists of an upper hinge member 62 fixed by the hinge cover member 63 coupled to the upper hinge member 62 by a locking method so as to cover the upper hinge member 62.

As shown in Figures 2 and 3, the upper hinge member 62, one end of the upper surface of the upper surface of the freezing chamber door 40 to freely couple the upper end of the freezing chamber door 40 to one side eccentric with respect to the front end of the lower hinge. The hinge shaft 62a inserted into the upper hinge groove 41 formed in the protrusion is vertically protruded.

As shown in FIGS. 4 and 5, the hinge cover member 63 is formed in a cap shape to cover the top and the edge of the upper hinge member 62, and the front end thereof is the upper hinge member 62. One end is inclined in accordance with the eccentric position of the hinge shaft 62a protruding from it.

On the other hand, the intermediate hinge means 70, the hinge center 71 through the hinge core 71 to support the lower end of the freezer compartment 40 and the upper end of the refrigerating compartment door 50 to one side of the front center of the case 10. The intermediate hinge member 72 fixed by the plurality of fastening screws 100 and the freezing chamber door 40 are regulated so as not to be opened at a predetermined angle (eg, 180 ° or more) when the freezing chamber door 40 is opened. Molding) coupled to the intermediate hinge member 72 while being simultaneously fixed by a plurality of fastening screws 100 at one lower end side of the freezer compartment 40 so as to be automatically closed by a tensioning action at a predetermined opening angle. It consists of the 1st intermediate side stopper member 73 of water, and the 2nd intermediate side stopper member 74 of a feeding object.

At this time, the intermediate hinge member 72 is coupled to the first intermediate stopper member 73 by passing through the second intermediate stopper member 74 on the upper end surface thereof, as shown in FIGS. 6 and 7. The upper hinge shaft 72a is vertically protruded so as to be inserted into the upper hinge groove 51 formed at one end of the upper surface of the refrigerating chamber door 50 so as to freely couple the upper end of the refrigerating chamber door 50 to the lower end thereof. The lower hinge shaft 72b is vertically protruded, and when the freezing chamber door 40 is opened and closed, the lower hinge shaft 72b contacts the first intermediate stopper member 73 to impart a stopper function. ) Is integrally protruded, and at its rear end, an intermediate hinge member 72 has a plurality of screw passing holes 72d to be coupled to the case 10 via a plurality of fastening screws 100, 72e. ) Is bent at right angles to the upper direction.

Here, the fixing stand 72e extends to the left side so as to be wider than the tip width of the intermediate hinge member 72.

As illustrated in FIGS. 8 to 10, the first middle side stopper member 73 has a lower hinge groove 42 at the lower end side of the freezer compartment 40 to freely support the freezer compartment 40 at one end thereof. At the same time, the hollow shaft (73a) for guiding the upper hinge shaft (72a) protruding into the intermediate hinge member 72 is inserted through the lower portion is protruded to the upper side, the other end of the freezing chamber door ( The middle side hinge member 72 is regulated so as not to open at a predetermined angle (eg, 180 ° or more) when the 40 is opened, and automatically closed by a tensioning action at a predetermined opening angle when the freezer door 40 is closed. The tension bar 73b in contact with the engaging projection 72c protruding from one side of the) is integrally protruded.

As shown in FIGS. 11 and 12, the second middle side stopper member 74 penetrates the upper hinge shaft 72a of the intermediate side hinge member 72 at one end thereof, thereby allowing the first middle side stopper to pass through. A through hole 74a is formed to be inserted into the hollow shaft 73a of the member 73, and the front side thereof contacts the intermediate hinge member 72 when the freezing chamber door 40 opens and closes to serve as a stopper. The locking surface 74b is bent at right angles to the lower side to perform.

On the other hand, the lower hinge means 80, the lower hinge member 81 fixed by a plurality of fastening screws 100 on one side front end of the case 10 so as to support the lower end of the refrigerating chamber door 50 freely. And, when the refrigerating chamber door 50 is opened so as not to be generally opened at a predetermined angle (for example, 180 ° or more), and at the same time when the refrigerating chamber door 50 is closed, it is automatically closed by a tensioning action at a predetermined opening angle. The lower stopper member 82 is fixed to the lower end side of the refrigerating chamber door 50 by a plurality of fastening screws 100 and in contact with the lower hinge member 81.

At this time, the lower hinge member 81 as shown in Figure 13 (a) and 14, the refrigerating chamber door to freely couple the lower end of the refrigerating chamber door (50) to one side eccentric with respect to the upper end of the ( The hinge shaft 81a inserted into the lower hinge groove 52 formed on the lower side of the lower surface of the 50 is vertically protruded.

Another lower hinge member 83 has a lower surface of the refrigerating chamber door 50 to freely couple the lower end of the refrigerating chamber door 50 to one side eccentric with respect to the upper end thereof, as shown in FIG. The hinge shaft 83a inserted into the lower hinge groove 52 formed at the egg side is vertically protruded, and in the middle thereof, the hinge shaft 83a is in close contact with the front of the case 10 so that the tip is bent to maintain a predetermined height difference from the rear end. 83b) is formed.

As shown in FIGS. 15 and 16, the lower stopper member 82 penetrates the hinge shaft 81a of the lower hinge member 81 at one side end thereof so that the lower hinge groove of the refrigerating chamber door 50 may be formed. A through hole 82a is formed so as to be inserted into 52, and a front surface 82b of the lower surface of the refrigerating chamber door 50 is in contact with the lower hinge member 81 when the refrigerating chamber door 50 is opened and closed. It is bent perpendicularly to the side.

As shown in FIG. 17, the water tray cover member 90 is fixed in the horizontal direction so as to be coupled to the upper end of the body 91 by a plurality of fastening screws 100 at the lower front face of the case 10. A flange 93 having a plurality of threaded through holes 92 formed at a distance is vertically protruded, and the upper portion of one side of the body 91 is cut so as not to interfere with the mounting of the lower hinge means 80. The joint 94 is formed.

However, in the conventional left and right opening and closing door apparatus configured as described above, the upper hinge means 60, the middle hinge means 70, the lower hinge means 80 and the water tray cover member 90 is a right-opening door system Since the left and right sides are manufactured differently around the center so as to be applied only, the upper hinge member (P), the hinge cover member (P), and the middle hinge member (P), which are suitable for the left-opening, are adopted. ), The first and second intermediate stopper member (P), the lower hinge member (P), the lower stopper member (P), and the water tray cover member (P) must be manufactured again by a separate mold. There was a problem that a lot of additional costs are generated according to the production.

Therefore, the present invention has been made to solve the above problems, an object of the present invention is to use the upper and lower hinge means, the middle hinge means, the lower hinge means and the water tray cover to be used in common to the left and right opening and closing door method by a single mold By manufacturing the member at once, when the left-opening door method is adopted as in the prior art to provide a left and right opening and closing door device of the refrigerator to reduce the cost of the separate mold production.

In order to achieve the above object, the left and right opening and closing door apparatus of the refrigerator according to the present invention is a refrigerator configured to be attached to a case in a freezer compartment and a refrigerating compartment door according to a right-opening door type or a left-opening door type, the case and the freezer door The upper and lower hinge members and the hinge cover member, which are symmetrically formed in the left and right sides with respect to the center so as to be commonly used for the right-opening door method or the left-opening door method, and the right-opening door method or the left and right doors in the case, the freezer door, and the refrigerating chamber door. The first and second intermediate hinge members are formed to be shared by the opening / closing door system, and the left and right sides are symmetrically formed with respect to the center so as to be shared by the right-opening door method or the left-opening door method in the freezer door. The middle side stopper member and the case and the refrigerating chamber door are opened and closed The lower hinge member and the lower stopper member are formed symmetrically with respect to the center so as to be commonly mounted to the left open / close door method, and the center is shared with the right open door method or the left open door method in the case. It characterized in that the left and the right is made of a water tray cover member formed symmetrically with each other.

1 is an exploded perspective view showing a door and a hinge device of a refrigerator according to the related art,

2 is a perspective view showing a conventional upper hinge member,

3a and 3b are plan views showing upper hinge members respectively mounted to the right and left doors according to the related art;

4 is a perspective view showing a conventional cover member;

5A and 5B are plan views showing cover members respectively mounted to the right-opening and left-opening doors according to the related art;

6 is a perspective view showing a conventional intermediate side hinge member,

7A and 7B are plan views showing intermediate hinge members respectively mounted to the right-opening and left-opening doors according to the related art;

8 is a perspective view showing a conventional first middle side stopper member;

9 is a bottom perspective view showing a mounting state of a first intermediate stopper member and an intermediate hinge member according to the related art;

10A and 10B are bottom views showing a first intermediate side stopper member respectively mounted to a right-opening and a left-opening door according to the related art;

11 is a perspective view showing a second middle side stopper member according to the related art;

12A and 12B are bottom views showing the second intermediate side stopper members respectively mounted to the right-opening and left-opening doors according to the related art;

13a and 13b are perspective views showing a lower hinge member according to the related art;

14A and 14B are bottom views showing the lower hinge members respectively mounted to the right-opening and left-opening doors according to the related art;

15 is a perspective view showing a lower stopper member according to the related art;

16A and 16B are bottom views showing the lower stopper members respectively mounted to the right-opening and left-opening doors according to the related art;

17A and 17B are front views illustrating water tray cover members respectively mounted to the right and left doors according to the related art;

18 is an exploded perspective view showing a door and a hinge device of a refrigerator according to the present invention;

19 is a perspective view showing an upper hinge member according to the present invention;

20A and 20B are plan views showing a state in which the hinge member of FIG. 19 is commonly mounted to the right and left doors;

21 is a perspective view showing a cover member according to the present invention;

22A and 22B are plan views showing a state in which the cover member of FIG. 21 is commonly attached to the right and left doors;

23 is an exploded perspective view showing the intermediate hinge member and the freezer and refrigerator door according to the present invention;

24A and 24B are plan views showing a state in which the intermediate hinge member of FIG. 23 is commonly mounted to the right and left doors;

25 is a bottom perspective view showing a first middle side stopper member according to the present invention;

26A and 26B are bottom views showing a state in which the first intermediate stopper member of FIG. 25 is commonly mounted to the right and left doors;

27 is a bottom perspective view showing a second middle side stopper member according to the present invention;

28A and 28B are bottom views showing a state in which the second intermediate stopper member of FIG. 27 is commonly mounted to the right and left doors;

29a, b is a perspective view showing a lower hinge member according to the present invention,

30A and 30B are bottom views showing a state in which the lower hinge member of FIG. 29 is commonly mounted to the right and left doors;

31 is a perspective view showing a lower stopper member according to the present invention;

32A and 32B are bottom views showing a state in which the lower stopper member of FIG. 31 is commonly mounted to the right and left doors;

33 is an exploded perspective view showing a water drain cover member respectively mounted to the right and left door opening and closing doors according to the present invention;

34 is a cross-sectional view showing the engagement state of the water tray cover member with respect to FIG.

35A and 35B are front views showing a state in which the water tray cover member of FIG. 33 is commonly attached to the right open / close door.

<Description of the symbols for the main parts of the drawings>

10: case 40,50: freezer and refrigerator door

41,51: Upper hinge groove 42,52: Lower hinge groove

200: upper hinge means 210: upper hinge member

211: hinge shaft 212: screw through hole

213: bend portion 220: hinge cover member

221: front end 222: rear end

310: middle side hinge member 311: body

312,313: upper and lower hinge shafts 314: locking projections

315: holder 316: slit part

320: first intermediate side stopper member 321: body

323: fixing plate 324: tension bar

325,326: right and left locking jaw 330: second middle side stopper member

331: body 332: locking surface

333: screw through hole 410,430: lower hinge member

411,431: hinge shaft 433: bend

420: lower stopper member 421, 422: right and left through holes

423: locking surface 424: screw through hole

500: water tray cover member 510: cover member

514,515: right and left cutouts 520: auxiliary cover member

521 body 522 fitting jaw

Hereinafter, an embodiment of the present invention will be described in detail with reference to FIGS. 18 to 35.

For reference, the same configuration and the same reference numerals for the same configuration as the conventional configuration in the drawings, detailed description thereof will be omitted.

The upper hinge means 200 according to the present invention, a plurality of fastening screws 100 on one side of the front end of the upper surface of the case 10 via the hinge core 61 so as to support the upper end of the freezing chamber door 40 freely. It consists of an upper hinge member 210 fixed by the hinge cover member 220 coupled to each other by a locking method to the upper hinge member 210 to cover the upper hinge member 210.

At this time, the upper hinge member 210 is formed at one end of the upper surface of the freezing chamber door 40 so as to freely couple the upper end of the freezing chamber door 40 at the front end of the lower side as shown in FIGS. 19 and 20. The hinge shaft 211 inserted into the upper hinge groove 41 is vertically protruded.

As shown in FIGS. 21 and 22, the hinge cover member 220 is formed in a cap shape that is symmetrical in plan view so as to cover the top and the edge of the upper hinge member 210.

That is, the front end portion 221 of the hinge cover member 220 is formed in a round shape to cover the front end side shape of the upper hinge member 210, and the rear end portion 222 is formed in a straight line.

Meanwhile, as shown in FIGS. 23 and 24, the intermediate hinge member 310 has a lower surface of the freezing chamber door 40 via the first intermediate stopper member 73 on the upper end surface of the body 311. The upper hinge shaft 312 is vertically protruded to be coupled to the lower hinge groove 42 formed in the lower surface of the refrigerating chamber door 50 to freely couple the upper end of the refrigerating chamber door 50 to the front end of the body 311. The lower hinge shaft 313 inserted into the upper hinge groove 51 formed at one side end of the upper surface is vertically protruded, and the freezing chamber door 40 is opened and closed at the center of the left end of the body 311. The engaging projection 314 is integrally protruded so as to contact the first intermediate side stopper member 73 and to impart a stopper function.

In addition, the upper portion of the rear end of the body 311, the middle side hinge member 310 is fixed to having a screw through hole (not shown) at both ends so as to be coupled to the case 10 via a plurality of fastening screws (100) ( 315 is bent at a right angle, and the lower portion of the rear end of the body 311, the intermediate side hinge member 310 is coupled to the case 10 through the screw 100 through the screw passing hole (not shown) The slit part 316 which has) is bent at a right angle.

At this time, the holder 315 and the slit portion 316 is formed in the same width as the front end side width of the body 311.

Meanwhile, as illustrated in FIGS. 25 and 26, the first middle side stopper member 320 carries a plurality of fastening screws 100 on the lower surface of the freezing chamber door 40 at both rear ends of the body 321. Fixing plates 323 having a plurality of screw passing holes 322 are formed to be coupled to each other, and the tension bar 324 is integrally protruded from the center of the front end of the body 321, and the tension bar 324. The free end of the freezer door 40 is regulated so as not to open at a predetermined angle (for example, 180 ° or more) at the same time, and at the same time when the freezer door 40 is closed to close automatically by a tension action at a predetermined opening angle. The right and left locking jaws 325 and 326 in contact with the locking protrusion 72c protruding from one side of the intermediate hinge member 72 are integrally protruded at right angles.

At this time, the fixing plate 323 is formed to be thinner than the thickness of the body 321 is integrally formed on the upper left and right sides of the body 321.

The fixing plate 323 has the body so as not to interfere when the upper hinge shaft 72a protruding from the intermediate hinge member 72 is inserted into the lower hinge groove 42 formed on the lower surface of the freezing chamber door 40. The left and right widths are formed short about the center of 321.

The fixing plate 323, the right and left locking jaws 325 and 326 are formed to be symmetrically about the center of the body 321.

Meanwhile, as illustrated in FIGS. 27 and 28, the second intermediate side stopper member 330 has the first intermediate side stopper member (when the freezing chamber door 40 is opened and closed at the center of the front end of the body 331). The locking surface 332 is bent at a right angle to the upper side to cover the front end of the body 72 and to contact the intermediate hinge member 72 to perform a stopper role. A plurality of screw passing holes 333 are formed on the lower surface of the freezing chamber door 40 so that 331 is coupled to each other through a plurality of fastening screws 100.

At this time, the body 331 has a lower hinge formed on the lower surface of the freezing chamber door 40 by the upper hinge shaft 72a protruding from the intermediate hinge member 72 via the first intermediate stopper member 72. When inserted into the groove 42, the left and right widths are shortly formed about the center thereof so as not to interfere with each other, and are symmetrically formed.

The plurality of screw through holes 333 are formed at the front and rear ends thereof so as to be symmetrical about the center of the body 331.

On the other hand, the lower hinge means 400, the lower hinge member 410 fixed by a plurality of fastening screws 100 on one side of the lower end of the case 10 so as to support the lower end of the refrigerating chamber door 50 freely. When the refrigerator compartment door 50 is opened, the refrigerator compartment is generally controlled to not open at a predetermined angle (for example, 180 ° or more), and at the same time, when the refrigerator compartment door 50 is closed, the refrigerator compartment is automatically closed by a tension action at a predetermined opening angle. The lower stopper member 420 is fixed to the lower side of the door 50 by a plurality of fastening screws 100 and is in contact with the lower hinge member 410.

At this time, the lower hinge member 410, as shown in Figure 29 (a) and Figure 30, the lower surface of the refrigerator compartment door 50 to support the lower end of the refrigerator compartment door 50 in the center of the front end of the freezer. The hinge shaft 411 inserted into the lower hinge groove 52 formed at one side end is vertically protruded, and a spiral surface of the plurality of fastening screws 100 penetrates the rear end thereof so that the case 10 of the case 10 A plurality of screw through holes 412 are formed to be coupled to one side of the bottom, and a bent portion 413 is formed in the middle plane so that the tip thereof is positioned slightly upward from the rear end.

Further, as shown in FIGS. 29B and 30, the lower hinge member 430 has one side of the lower surface of the refrigerating chamber door 50 so as to freely support the lower end of the refrigerating chamber door 50 at the center of the upper end surface thereof. The hinge shaft 431 inserted into the lower hinge groove 52 formed at the end is vertically protruded, and a spiral surface of the plurality of fastening screws 100 penetrates through the plane at the rear end thereof, and thus the bottom surface of the case 10. A plurality of screw through holes 432 are formed to be coupled to one side, and the bent portion 433 is formed in close contact with the front of the case 10 so that the front end maintains a predetermined height difference H from the rear end. It is.

As shown in FIGS. 31 and 32, the lower stopper member 420 has a hinge shaft when the lower hinge member 410 is mounted in a right opening / closing door method or a left opening / closing door method. Right and left through-holes 421 and 422 are respectively formed so that 411 is selectively penetrated and inserted into the lower hinge groove 52 of the refrigerating chamber door 50, and the refrigerating chamber door 50 is formed at the center front thereof. When the door is opened and closed, the locking surface 423 is bent at a right angle to the lower side so as to contact the lower hinge member 410 to perform a stopper role, and the helical surfaces of the plurality of fastening screws 100 pass through the central plane thereof. A plurality of screw passing holes 424 are formed to be coupled to the lower end of the refrigerating chamber door 50.

Meanwhile, as illustrated in FIGS. 33 to 35, the water tray cover member 500 covers the front surface of the water tray member 110 installed at the lower end of the case 10, and at the same time, the right or left open / close door type. The cover member 510 and the cover member 510 coupled to the lower front of the case 10 by a plurality of fastening screws 100 so as not to interfere with the lower hinge means 80, which are selected and mounted. To the auxiliary cover member 520 coupled to cover one cutout of the cover member 510 irrespective of the selected position of the lower hinge means 80 when it is mounted in a right or left open / close door type. Consists of.

At this time, the cover member 510 is passed through a plurality of screws with a predetermined interval in the horizontal direction at the upper end of the body 511 to be coupled to the bottom of the front of the case 10 via a plurality of fastening screws 100. The flange 513 in which the hole 512 is formed is vertically protruded, and when the lower hinge means 80 is selected and mounted in the upper and lower left and right doors on both sides of the body 511, the interference is performed. The right and left cutouts 514 and 515 are formed in the same shape, respectively, so as not to impair.

The auxiliary cover member 520 has a front opening at the bottom of the body 521 so as to be selectively coupled to one of the right and left cutouts 514 and 515 that is not adopted in the right-opening or left-opening door method. The fitting jaw 522 of the "┘" shape is protruded integrally.

Next, the operation and effect of the present invention thus constructed will be described.

In order to mount the upper hinge member 210 according to the right opening / closing door method as shown in FIG. 20 (a) or the left opening / closing door method as shown in FIG. 20 (b), first, the lower hinge member 210 The protruding hinge shaft 211 is inserted into the upper hinge groove 41 formed at the upper end side of the freezer door 40 and the rear end of the upper hinge member 210 is hinged at one side of the upper surface of the case 10. After close contact with) through a plurality of fastening screws 100 are fixed via the medium.

In this case, when the rear end of the upper hinge member 210 is fixed by a plurality of fastening screws 100 in a state in which the upper end of the case 10 is in close contact with the hinge core 61, the front end of the upper hinge member 210 may be a freezer door ( Since the hinge shaft 211 and the hinge groove 41 are coupled to each other so as not to contact the upper surface of the 40, the freezing chamber door 40 is freely rotated to open and close in a state in which the upper hinge member 210 has little frictional resistance.

At this time, the upper hinge member 210 has a hinge shaft 211 protruding downward in the center of the front end round, and the left and right sides are formed symmetrically with respect to the hinge shaft 211, so the right-opening door method Or it can give a sense of balance when used in common with the left-open door.

Then, when the assembling of the upper hinge member 210 is completed, the hinge cover member 220 of the right open / close door system as shown in FIG. 22 (b) or the left open / close door system as shown in FIG. 22 (b). The edge portion of the hinge cover member 220 and the edge of the upper hinge member 210 are engaged with the front end portion 221 by covering the upper portion so as to be positioned on the hinge shaft 211 of the upper hinge member 210 at a constant pressure. By assembling each other by means of completing the assembly of the upper hinge means (200).

In this case, since the hinge cover member 220 is formed to correspond to the outer side of the upper hinge member 210 located at the lower side thereof and is formed to be symmetric with each other, the hinge cover member 220 may be commonly used for a right-opening door method or a left-opening door method. It is.

On the other hand, prior to attaching the intermediate hinge member 310, when the refrigerator is mass-produced in a right-opening / closing door method as shown in FIG. 24 (a), the upper and lower surfaces of the intermediate hinge member 310 are firstly respectively. The intermediate upper and lower hinge shafts 312 and 313 are inserted into the lower hinge grooves 42 formed on the lower surface of the freezing chamber door 40 and the upper hinge grooves 51 formed on the upper surface of the refrigerating chamber door 50, respectively. The fixing stand 315 and the slit portion 316 formed at the rear end of the side hinge member 310 closely adhere to the right side of the front middle height side of the case 10, and then fix the plurality of fastening screws 100.

At this time, the locking protrusion 314 protruding in the center of the side end of the intermediate hinge member 310 is mounted to face the left side so as to correspond to the first intermediate stopper member 73 mounted on the lower surface of the freezing chamber door 40. To act as a stopper.

However, when the refrigerator is mass-produced in a left-opening door type as shown in FIG. 24 (b), the middle hinge member 310 is turned over in the lateral direction so that the upper hinge shaft 312 protruding from the top and bottom of the tip is directed downward. At the same time, the lower hinge shaft 313 is positioned to the upper side, and the slit portion 316 is positioned to face upward while the fixing base 315 bent perpendicularly to the rear end thereof.

Thereafter, the fixing stand 315 and the slit portion 316 are brought into close contact with the left side of the front middle height side of the case 10 and the plurality of fastening screws 100 are fixed through the side ends of the intermediate hinge member 310. The position is changed so that the locking protrusion 314 protruding from the center faces the right side.

Therefore, the middle hinge member 310 can be used by turning the direction of the locking projection 314 protruding on one side to the left or the right to be changed to the left or right side according to the left and right opening and closing door system, the right opening and closing door system or left It can be easily used in common to open and close door system.

Next, when the first intermediate stopper member 320 is mass-produced in a right-opening / closing door method as shown in FIG. 26A, first, the fixing plate 323 protruding from the left and right sides of the rear end of the first intermediate stopper member 320 is first produced. ) Adheres to the lower surface of the freezing chamber door 40 at a predetermined distance from the lower hinge groove 42 so as not to cover the lower hinge groove 42 formed on the lower surface of the freezing chamber door 40, and then to the fixing plate 323. The assembly of the freezing chamber door 40 and the first middle side stopper member 320 is completed by inserting and tightening the plurality of fastening screws 100 through the formed plurality of screw through holes 322.

At this time, the right and left locking jaw 325, 326 protruding from the front tension bar 324 of the first middle side stopper member 320 is the middle side hinge member mounted at the front middle height of the case 10 ( When the first middle side stopper member 320 is mounted to correspond to the locking projection 72b of the 72 to perform the stopper role, the position is directed toward the case 10.

However, when the refrigerator is mass-produced in the left-opening / closing door method as shown in FIG. 26 (b), the first middle side stopper member 320 is maintained in the same shape to move the position to the left end of the freezer door 40 and at the same time, as described above. Mount it in one way.

Therefore, the first middle side stopper member 320 has the right and left locking jaws 325 and 326 protruding from the front end of the fixing plate 323 and the tension bar 324 respectively protruding from the left and right sides of the body 321. Since the center is made symmetrically, it can be easily used in common in the right-opening or left-opening door method.

When the second intermediate stopper member 330 is mass-produced in the right-opening / closing door method as shown in FIG. 28A, first, the left end of the body 331 of the second intermediate stopper member 330 is a freezer compartment. After contacting the lower hinge groove 42 formed on the lower surface of the door 40 at a certain distance from the lower hinge groove 42 to the lower surface of the freezer door 40, a plurality of screws formed on the body 331 The assembly of the freezing chamber door 40 and the second intermediate side stopper member 330 is completed by inserting and tightening a plurality of fastening screws 100 through the through holes 333.

At this time, the locking surface 332 protruding in the center of the front end of the body 331 of the second middle side stopper member 330 coincides with the front end of the first middle side stopper member 73 to perform the stopper role. When mounting the stopper member 330 is positioned toward the case 10.

However, when the refrigerator is mass-produced with the left open / close door method as shown in FIG. 28 (b), the second middle side stopper member 330 maintains the same shape as the right open / close door method and is positioned to the left end of the freezer door 40. At the same time as the movement and mounting as described above.

Accordingly, the second intermediate side stopper member 330 is symmetrically symmetrically around the center of the body 331 by the engaging surface 332 bent at the center of the tip and a plurality of screw through holes 333 formed at the right and left rear ends thereof. At the same time, since the left and right widths are made short so as not to cover the lower hinge groove 42 of the freezer compartment 40 when the body 331 is mounted, it can be easily used for the right-opening door method or the left-opening door method. It can be used.

In addition, when the lower hinge members 410 and 430 are adopted in the right opening / closing door system as shown in FIG. 30 (a), first, the hinge shaft 411 protruding to the lower end of the lower hinge members 410 and 430 ( A plurality of fastening screws after the rear end of the lower hinge members 410 and 430 are in close contact with one side of the case 10 so that the 431 is inserted into the lower hinge groove 52 formed at one lower end side of the refrigerating chamber door 50. 100).

Then, when the lower hinge members 410 and 430 and the case 10 are fixed, the lower hinge groove 52 formed at the lower end by lifting the refrigerating chamber door 50 and the upper surface of the front end of the lower hinge members 410 and 430. By fitting to the hinge shafts 411 and 431 protruding from the refrigerating chamber door 50, the lower hinge members 410 and 430 are rotatably assembled.

However, when the refrigerator is mass-produced in the left open / close door method as shown in FIG. 30 (b), the lower hinge members 410 and 430 maintain the same shape as the right open / close door method and are positioned at the left end of the freezer door 40. At the same time as the movement and mounting as described above.

At this time, the lower hinge members 410 and 430 are hinged shafts 411 and 431 so as to be coupled to the lower hinge groove 51 of the refrigerating chamber door 50 at the center of the upper end surface of the lower hinge members 410 and 430. Or it can be easily used in common in the left-opening door method.

On the other hand, when the lower stopper member 420 is adopted in the right-opening and closing door method as shown in FIG. 32 (a), the right through hole 421 of the lower stopper member 420 is the lower hinge groove 52 of the refrigerating chamber door 50. ) And at the same time the locking surface 423 bent in front of the center face downward, and then through a plurality of screw through holes 424 formed in the central plane of the lower stopper member 420. The lower stopper member 420 is fixed to the lower end of the refrigerating chamber door 50 by inserting and tightening the fastening screw 100.

As such, when the lower stopper member 420 and the refrigerating chamber door 50 are fixed, and the lower hinge member 410 and the case 10 are fixed, the lower hinge groove 52 formed by lifting the refrigerating chamber door 50 is formed at the lower end thereof. ) Is fitted to the hinge shaft 411 protruding from the upper end surface of the lower hinge member 410, the refrigerating chamber door 50 is rotatably completed by the lower hinge member 410.

At this time, the right through hole 421 of the lower stopper member 420 is not in contact with the hinge shaft 411, the locking surface 423 of the lower stopper member 420 is lower when the refrigerating chamber door 50 is opened and closed The stopper serves as a stopper while contacting the tip of the hinge member 410.

However, when the refrigerator is mass-produced in the left-opening and closing door method as shown in FIG. 32 (b), the lower stopper member 420 maintains the same shape as the right-opening and closing door method to move the position to the left end of the freezer door 40. At the same time, the mounting may be performed in the same manner as described above.

Accordingly, the lower stopper member 420 is symmetrically penetrated so that the hinge shaft 411 of the lower hinge member 410 is selectively penetrated at both end surfaces thereof to be coupled to the lower hinge groove 51 of the refrigerating compartment door 50. Since the hole is formed, it can be commonly used in the right open door or the left open door system.

On the other hand, when the lower hinge member 81 is first selected and mounted in the right-opening / closing door method as shown in FIG. 35 (a), the water tray cover member 500 of the cover member 510 of the water tray cover member 500 is mounted. The left cutout 515 formed on the upper surface is covered by the auxiliary cover member 520.

That is, when the fitting jaw 521 protruding from the bottom surface of the body 521 of the auxiliary cover member 520 is inserted forward from the rear side of the left cutout 515, between the body 521 and the fitting jaw 521. As shown in FIG. 4, the formed gap L is fitted to the outside to surround the thickness surface of the left cutout 515, and thus the coupling is formed, and the body 521 of the auxiliary cover member 520 is formed. By filling as much as the cutout portion of the left cutout 515 makes the left cutout 515 not used aesthetically.

Then, when the assembling of the auxiliary cover member 520 is completed, the hinge shaft (not shown) provided on the lower hinge member 81 is provided with a right cutout 515 not covered by the auxiliary cover member 520 in the cover member 510. At the same time as the lower portion of the 81a) and the body 511 of the cover member 510 is in close contact with the front lower end of the case 10 and then fixed through a plurality of fastening screws 100.

At this time, the body 511 of the cover member 510 covers the front side of the water tray member 110 installed at the lower end of the case 10 while the lower hinge member 81 is formed by the right cutout 514 notched on one side thereof. ) To free the operation.

However, in order to mount the water tray cover member 500 as shown in FIG. 35 (b), the left cutout portion (1) used at the same time as the auxiliary cover member 520 is coupled to the unused right cutout portion 514 is used. After opening the 515, the cover member 510 is combined as in the above-described operation.

Accordingly, the water tray cover member 500 has right and left cutouts 514 and 515 which are symmetrically formed on both upper surfaces thereof so that the auxiliary cover member 520 selectively closes one side and opens the other side. It can be used in common in the right open door or the left open door system.

As described above, according to the left and right opening and closing door apparatus of the refrigerator according to the present invention, the upper hinge means, the middle hinge means, the lower hinge means and the water tray cover member are left and right around the center by one mold production. Since they are formed in a symmetrical shape, they can be commonly used in a right-opening door method or a left-opening door method, and when the left-opening door method is adopted as in the prior art, it is possible to reduce the cost of manufacturing a separate mold have.

Claims (1)

A refrigerator having an upper hinge member, a middle hinge member, a lower hinge member, and a water tray cover member for attaching a freezer door and a refrigerating door to a case according to a right-opening door method or a left-opening door method, wherein the freezer door has a right side. The first and second middle side stopper members are formed symmetrically with respect to the center with respect to the center so as to be commonly used for the opening / closing door method or the left-opening door method, and the right-opening door method or the left-opening door in the case and the refrigerating chamber door. A lower stopper member configured to be symmetrical with each other around the center so as to be mounted in common with the system; The first middle side stopper member is formed to be thinner than the thickness of the body so as to be in close contact with the bottom surface of the freezer compartment door on both sides of the rear end of the body and integrally extended to the left and right sides of the upper surface of the body, and in the center of the front end of the body When the freezing chamber door is opened at the tip of the tension bar and the protruding tension bar, the locking projection of the intermediate hinge member contacts the locking protrusion of the intermediate hinge member when the freezing chamber door is opened, or when the freezing chamber door is closed, it contacts the locking projection of the intermediate hinge member at a predetermined opening angle. Constructing right and left locking jaws protruding to be closed automatically by tensioning; The second middle stopper member has its center so as not to interfere when the upper hinge shaft protruding from the middle hinge member is inserted into the lower hinge groove formed on the lower surface of the freezer door via the first middle stopper member. The center of the body is formed so that the left and right widths are short symmetrically in the center, the engaging surface bent at right angles to the center of the front end of the body, and the body is coupled to the lower surface of the freezing chamber door at the left and right front and rear ends of the body. Comprising a screw through hole formed symmetrically about the center; The lower stopper member has a hinged shaft of the lower hinge member selectively penetrated in a right-opening door method or a left-opening door method on both sides thereof so that the lower stopper member is inserted into the lower hinge groove of the refrigerating chamber door. Right and left through holes formed symmetrically with each other at a predetermined interval, and a locking surface bent at right angles to the lower side to contact the lower hinge member to serve as a stopper when the refrigerating chamber door is opened and closed at the center front thereof; The left and right opening and closing door apparatus of the refrigerator, characterized in that it has a plurality of threaded through-holes formed to be coupled to the lower end of the refrigerating chamber door through the spiral surface of the plurality of fastening screws.

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