KR101174526B1 - Supporting apparatus of door for refrigerator - Google Patents

Abstract

The present invention relates to a door support device for a refrigerator that enables step adjustment of a door by changing a length by rotating one side when a step occurs in the refrigerator door.

The door support apparatus of the refrigerator according to the present invention includes a bracket 220 having one surface attached to the main body 100 capable of low temperature storage of food and one side protruding outside the main body 100 to support the load of the door 140. )and; A flow regulation pad (240) provided between the bracket (220) and the door (140), the one side penetrating the bracket (220) to regulate the left and right flow of the door (140); An inner rod 260 provided on an upper portion of the flow control pad 240 and inserted into one side of the door 140 to guide rotation of the door 140; One side is rotatably provided at the lower side of the flow control pad 240 so as to be selectively extended to include a lift means 280 that lifts the flow control pad 240 upward. According to the present invention having such a configuration can be adjusted at the time of step generation of the door, there is an advantage that the operation is convenient.

Refrigerator, door, step, screw, horizontal, adjustable

Description

Refrigerator door support device {Supporting apparatus of door for refrigerator}

1 is an external perspective view of a refrigerator according to the prior art.

Figure 2 is an exploded view showing the door support device of the refrigerator according to the prior art in a state disassembled.

Figure 3 is a perspective view showing the configuration of the door is opened in the refrigerator employing a preferred embodiment of the present invention.

Figure 4 is a partial side cross-sectional view showing a state in which the door support device of the refrigerator according to the present invention attached to the main body.

Figure 5 is a partial side cross-sectional view showing a state when the door support device of the refrigerator according to the present invention in operation.

Explanation of symbols on the main parts of the drawings

100 ..... Body 102 ..... Fastening groove

110 ..... Freezer 115 ..... Barrier

120 ..... cold storage room 130 ..... shelves

140 ..... Door 142 ..... Freezer Door

144 ..... Cold Storage Door 144 '.... Rod Insertion Groove

146 ..... Door Handle 148 ..... Home Bar

200 ..... Door support 220 ..... Bracket

222 ..... Fastening hole 224 ..... Insertion hole

240 ..... Flow control pad 242 ..... Guide protrusion

260 ..... Internally sealed 280 ..... Lift means

282 ..... Adjustment part 282 '.... Female thread

284 ..... Contacts 284 '.... Male thread

286 '..... Male thread 286 .....

 B ..... Bolt

The present invention relates to a refrigerator, and more particularly, to a door supporting apparatus of a refrigerator, which allows adjustment of a step of a door by changing one side by rotating one side when a step occurs in the refrigerator door.

In general, a refrigerator (冷藏 庫, refrigerator) is a storage space is formed that can accommodate food inside, and refers to a device that keeps the temperature of the storage space at a low temperature to keep the food freshly stored, Depending on the type and condition of food it is stored frozen or refrigerated.

The cold air supplied to the inside of the refrigerator is generated by the heat exchange action of the refrigerant, and is continuously supplied to the inside of the refrigerator while repeatedly performing a cycle of compression, condensation, expansion, and evaporation, and the supplied cold air is caused by convection. Evenly delivered inside the refrigerator allows food to be stored at a desired temperature.

Hereinafter, a configuration of a refrigerator according to the prior art will be described with reference to the accompanying drawings.

1 is a perspective view showing an external configuration of a refrigerator according to the prior art.

As shown, the main body 10 of the refrigerator has a vertically long rectangular parallelepiped shape, a freezer compartment (not shown) for freezing and storing food in the left side of the main body 10, and a cold storage of the food in the right side. Possible refrigerating chambers (not shown) are formed.

The freezer compartment (not shown) and the refrigerating compartment (not shown) are partitioned from each other and provided as independent spaces, and the front surface is formed to be opened so that food can be taken in and out. In addition, the front doors of the freezing chamber (not shown) and the refrigerating chamber (not shown) are mounted with a rotatable door 20 to be selectively opened.

More specifically, the freezing compartment door 22 which is rotatable in a clockwise direction with respect to the left side of the front side of the main body 10 is mounted to the front of the freezing compartment (not shown), and the main body in front of the refrigerating compartment (not shown). (10) The refrigerator compartment door 24 rotatable counterclockwise with respect to the right side of the front side is mounted so that the freezer compartment (not shown) and the refrigerator compartment (not shown) can be opened independently.

Therefore, the handle 26 is formed in the recessed center portion is attached to the front surface of the refrigerating chamber door 24 and the freezing chamber door 22 so as to be gripped by the user.

Although not shown, a plurality of drawers and baskets are provided in the refrigerator compartment (not shown) and the freezer compartment (not shown) to separate and store various foods, thereby maximizing the efficiency of the storage space.

On the other hand, the support device 30 is provided at the front left and right lower ends of the main body 10. The support device 30 is provided with a lower one side to be adjustable in length to allow horizontal adjustment of the main body 10, while the upper one side is inserted into the lower end of the door 20 to allow the door 20 to be adjusted. The role of supporting the load is also performed at the same time.

Hereinafter, the configuration of the support device 30 will be described with reference to the drawings.

2 is an exploded view showing the support device of the refrigerator according to the prior art disassembled from the main body.

As shown in the figure, the support device 30 is attached to the lower left of the main body 10, the upper surface of the door support means for supporting the door 20 upward by contacting the bottom surface of the door 20 ( 40 and the main body support means 50 rotatably provided below the door support means 40 to support the main body 10 upward.

The door supporting means 40 is a bracket 42 having a "b" shape, a pad 44 formed of a material having an elastic force and seated on an upper surface of the bracket 42, and the pad 44 and the bracket ( And inner rod 46 that is fixed through and simultaneously through 42).

A plurality of fastening holes 42 ′ are formed in the bracket 42 to allow the bolt B to be inserted therein, and to be mounted to the main body 10 by the fastening force of the bolt B. FIG. More specifically, the bolt B penetrating the fastening hole 42 ′ is inserted into the fastening groove 12 recessed and formed on one side of the main body 10, thereby restricting the flow of the bracket 42 from the main body 10. It becomes possible to maintain the state.

The pad 44 has the bottom surface in contact with the top surface of the bracket 42, and the top surface is in contact with the bottom surface of the washer W attached to the bottom surface of the door 20 by the bolt B. Combination with the 42 to support the load of the door (20).

In addition, the inner rod 46 is fixed in a state in which a lower portion penetrates the pad 44 and the bracket 42 at the same time, and an upper portion thereof protrudes upward from the pad 42 to a lower end portion of the door 20. It is inserted into the rod insertion groove 28 provided to guide the rotation of the door 20.

Accordingly, when the inner rod 46 is inserted into the rod insertion groove 28 and the bolt B penetrating through the fastening hole 42 'is inserted into the fastening groove 12, the door 20 is closed. It is supported upward by the support means 40 can be maintained in a state spaced from the bottom surface.

The tapping processing horizontal adjustment portion 46 'is formed by penetrating the inside of the inner rod 46 in the vertical direction. The horizontal adjusting part 46 ′ supports the load of the main body 10 by interfering with one side of the upper outer circumferential surface of the main body supporting means 50 when the main body supporting means 50 rotates.

The main body support means 50 serves to support the load of the main body 10 as described above, and is provided to be withdrawn from the horizontal adjusting portion 46 'by rotation.

That is, the upper portion of the main body support means 50 is provided with an insertion portion 52 which slides up and down while rotating in the horizontal adjusting portion 46 ', and the lower portion of the insertion portion 52 is restrained. In the state, a contact portion 54 is formed in which the bottom surface is in contact with the bottom surface.

Accordingly, when the contact portion 54 is rotated, the insertion portion 52 is also rotated at the same time, so that the main body support means 50 is drawn out from the horizontal adjusting portion 46 'in the vertical direction, and the main body support means 50 is rotated. The horizontal adjustment of the main body 10 is possible by the draw-out length of the).

However, the refrigerator according to the related art having the above configuration has the following problems.

That is, the door 20 is configured to be rotatable in a state of being supported upward by the door support means 40, the door support means 40 is regulated in the flow from the main body 10, so that the height adjustment of the door 20 is There is a difficult problem.

In more detail, even if the height of the refrigerating chamber door 24 and the freezing chamber door 22 does not match, there is no separate configuration for adjusting the height of the door 20, thereby reducing serviceability.

In addition, when a step occurs in the door 20, there is a problem that the appearance of the refrigerator is damaged.

In addition, the above problems are not preferable because it causes customer dissatisfaction with the product.

An object of the present invention is to solve the problems of the prior art as described above, to provide a door support device for a refrigerator installed under the door to support the load of the door and at the same time adjust the height of the door. have.

According to a feature of the present invention for achieving the above object, the door support apparatus of the refrigerator according to the present invention, one side is attached to the main body capable of low-temperature storage of food, one side protrudes to the outside of the main body of the door A bracket for supporting the load; A flow regulating pad provided between the bracket and the door, the one side penetrating the bracket to regulate the left and right flow of the door; An inner rod provided on the flow control pad and inserted into one side of the door to guide rotation of the door; It is characterized in that it comprises a lift means for lifting the flow control pad upward by one side is provided to be rotatably extended to the lower side of the flow control pad.

A bracket on one side of which is attached to a body capable of low temperature storage of food, and one side of which protrudes outward of the body to support a load of the door; A flow regulating pad provided between the bracket and the door, the one side penetrating the bracket to regulate the left and right flow of the door; An inner rod provided on the flow control pad and inserted into one side of the door to guide rotation of the door; It is characterized in that it comprises a lift means for lifting the flow control pad upward by one side is provided to be rotatably extended to the lower side of the flow control pad.

One side of the bracket is perforated to insert a bolt therein, characterized in that the fastening hole for fixing the bracket to one side of the main body is provided.

One side of the flow control pad and the bracket is coupled to each other is characterized in that it is provided with a guide projection and the insertion hole for restricting the flow control pad from flowing in the left and right direction of the bracket.

The lift means has an internal thread machined on one side of the inner side, an adjustment unit for rotating the center of the female screw to adjust the length of the lift unit, and one side inserted into the lower side of the adjustment unit, and the lower end of the adjustment unit rotates. The contact portion is selectively in contact with the bottom surface, and one side is inserted into the upper portion of the adjustment portion, characterized in that the control portion is configured to include a lift portion for lifting the flow control pad during rotation.

On the outer circumferential surfaces of the contact portion and the lift portion, a male screw corresponding to the female screw is formed.

The female screw is formed to be symmetrical to the upper and lower portions of the adjustment portion, respectively, the contact portion and the lift portion is characterized in that the linear movement in the opposite direction to each other when the adjustment portion is rotated.

According to the present invention having such a configuration, there is an advantage that the adjustment is easy when a step occurs in the door.

Hereinafter, a configuration of a refrigerator employing a preferred embodiment of the present invention will be described with reference to the drawings.

3 is a perspective view showing the configuration of the door is opened in the refrigerator employing a preferred embodiment of the present invention.

As shown in the figure, the freezer compartment 110 and the refrigerating compartment 120, which are storage spaces, are partitioned by the barrier 115 inside the main body 100 of the refrigerator, and in general, the freezer compartment 110 is provided on the left side. On the right side, the refrigerating chamber 120 is located.

The freezing chamber 110 and the refrigerating chamber 120 are each provided with a shelf 130 for placing storage items. The shelf 130 is installed at a plurality of intervals up and down according to the size of the storage space and partitions the storage space so that more storage can be stored.

Doors 140 are provided on front surfaces of the freezing compartment 110 and the refrigerating compartment 120. The door 140 serves to selectively shield the freezing compartment 110 and the refrigerating compartment 120 by rotation, and the freezing compartment door 142 is installed on the front side of the freezing compartment 110 to the left. The front side of the refrigerating compartment 120, the refrigerating compartment door 144 is installed to open to the right.

Therefore, the front door right side of the freezer compartment door 142 and the front left side of the refrigerator compartment door 144 are provided with a door handle 146 to allow the user to open the freezer compartment door 142 and the refrigerator compartment door 144. Is common.

In addition, although not shown, a control unit is formed on one side of the front side of the refrigerating chamber door 144. The control unit is configured to control the overall function of the refrigerator, by displaying a plurality of buttons (not shown) for setting the temperature of the refrigerator compartment 120 and the freezer compartment 110, the set temperature and the current temperature from the outside It is configured to include a display unit (not shown) to easily recognize the operating state of the refrigerator.

A groove bar 148 is further formed at one side of the refrigerating chamber door 144. The groove bar 148 is for easily withdrawing or storing food stored in the refrigerating compartment 120 without opening the refrigerating compartment door 144, and is formed to a predetermined size so that cold air leaks inside the refrigerating compartment 120. Will be minimized.

On the other hand, the lower end of the refrigerating chamber door 144 and the freezer compartment door 142, more specifically, the front left and right lower ends of the main body 100 is provided with a door support device 200 which is a main component of the present invention. The door support device 200 serves to support the load of the door 140, and at the same time the vertical position of the freezing chamber door 142 and the refrigerating chamber door 144 does not match, so that the step can be adjusted when a step occurs. do.

Hereinafter, the configuration of the door supporting apparatus will be described with reference to the accompanying drawings.

Figure 4 is a partial side cross-sectional view showing a state in which the door support device of the refrigerator according to the present invention attached to the main body, Figure 5 is a partial side cross-sectional view showing a state when the door support device of the refrigerator according to the present invention in operation. Is shown.

As shown in these figures, the door support device 200 is formed to be bent in a substantially "b" shape to support the bracket 220, the load of the door 140, the bracket 220 and the door 140 The flow control pad 240 provided between, the flow control pad 240 is provided on the upper portion of the inner rod 260 to guide the rotation of the door 140, and one side rotates to selectively extend the It comprises a lift means 280 for lifting the door 140 upward.

The bracket 220 is attached to the lower front surface (as seen in FIG. 3) of the main body 100 by the bolt (B) to be able to maintain a state spaced from the bottom surface. That is, a fastening hole 222 is formed on the right side of the bracket 220 to allow the bolt B to be inserted therein, and the bolt B passing through the fastening hole 222 is lower than the main body 100. The bracket 220 is mounted to the main body 100 by being inserted into the fastening groove 102 formed in the groove.

In addition, the bracket 220 is provided such that the left end portion protrudes to the left side from the main body 100 when the right side is attached to the main body 100. In more detail, it protrudes by the thickness of the door 140. Therefore, the bracket 220 can support the load of the door 140 to the upper surface.

The center portion of the bracket 220 is provided with a perforated insertion hole 224. The insertion hole 224 accommodates one side of the flow control pad 240 to guide the up and down flow, and regulates the departure of the flow control pad 240.

The flow restriction pad 240 is provided on the spaced upper side of the bracket 220. The flow control pad 240 is lifted during operation of the lift means 280 in contact with the lift unit 286 and the door 140, both sides of which will be described below. The left and right flow is regulated and the upward flow of the door 140 is guided.

That is, a guide protrusion 242 protruding downward is inserted into the insertion hole 224 at the right side of the bottom surface of the flow control pad 240. The guide protrusion 242 is provided to have a cross section corresponding to the perforated shape of the insertion hole 224.

Therefore, when the lift means 280 is selectively extended, the guide protrusion 242 slides upward along the insertion hole 224 so that the flow control pad 240 does not flow in the left and right directions of the bracket 220. do.

The inner rod 260 is provided on the upper portion of the flow control pad 240. The inner rod 260 is inserted into the rod insertion groove 144 'recessed upward from the lower end of the door 140 to guide the rotation of the door 140. That is, the inner rod 260 is formed to have an outer diameter corresponding to the inner diameter of the rod insertion groove 144 'and is fixed to the upper surface of the flow control pad 240 so as not to move, and the door 140 Will regulate the flow of left and right.

On the other hand, the lift means 280 is a main component of the door support device 200 is provided so that the length is extended to lift the door 140, it is provided in the vertical direction on the lower side of the flow control pad 240. .

In addition, the lift means 280 is provided in the center portion is rotatably provided to adjust the length of the lift means 280 and the adjustment unit 282, the lower surface is provided on the lower side of the adjustment unit 282 The contact portion 284 selectively contacts, and the lift portion 286 is provided above the adjustment portion 282 and the upper surface is in contact with the bottom surface of the flow control pad 240.

The adjusting part 282 has a hollow cylindrical shape, and a female screw (reference numeral 282 'of FIG. 5) is machined on an inner circumferential surface thereof. The female screw 282 'is processed to have a pitch corresponding to the male threads 284' and 286 'formed on the outer circumferential surfaces of the contact portion 284 and the lift portion 286, and the upper and lower portions of the adjusting portion 282 are mutually disposed. It is machined to be symmetrical.

Therefore, when the adjusting part 282 is rotated while the upper part of the contact part 284 and the lower part of the lift part 286 are inserted into the adjusting part 282, the contact part 284 and the lift part 286 are rotated. Are gathered in different directions on a straight line, more specifically, in the center direction of the adjusting unit 282 or away from the outside direction.

On the other hand, the contact portion 284 is installed to have a substantially "⊥" shape. More specifically, the upper portion of the contact portion 284 is inserted upward from the lower portion of the adjusting portion 282, the length of the contact portion 284 by the sliding of the male screw 284 'and the female screw 282' is to adjust the length. It becomes possible.

Therefore, when the adjusting part 282 rotates counterclockwise when viewed from above, the contact part 284 protrudes downward from the adjusting part 282 by sliding of the male screw 284 'and the female screw 282'. As shown in FIG. 5, the bottom of the contact portion 284 may be in contact with the bottom surface.

In addition, the lift part 286 is provided in the same shape as the contact part 284 and is installed to have a substantially "┬" shape. That is, the lower part of the lift part 286 is inserted downward from the upper part of the adjusting part 282, the length of the lift part 286 is adjusted by the sliding of the male screw 286 'and the female screw 282'. It becomes possible.

Therefore, when the lift part 286 is rotated counterclockwise when viewed from above, the lift part 286 protrudes upward from the adjustment part 282 by sliding of the male screw 286 'and the female screw 282'. As shown in FIG. 5, the flow control pad 240 and the door 140 are lifted to support the load of the door 140.

Hereinafter, the operation of the door supporting device when a step occurs in the refrigerating chamber door 144 and the freezing chamber door 142 in the refrigerator having the above configuration will be described with reference to FIGS. 3 to 5.

First, when the freezing chamber door 142 and the refrigerating chamber door 144 are opened as shown in FIG. 3, the door handle 146 is gripped and rotated toward the center of the refrigerator, so that the freezing chamber 110 and the refrigerating chamber 120 are rotated. Is shielded.

In this case, when the freezing chamber door 142 and the refrigerating chamber door 144 do not coincide with each other in height and a step occurs, for example, if the refrigerating chamber door 144 is at a lower position than the freezing chamber door 142, the door supporting device ( By using 200 to flow the refrigerating chamber door 144 upwards, the refrigerating chamber door 144 coincides with the height of the freezing chamber door 142.

In order to lift the refrigerating chamber door 144 in the state shown in FIG. 4 upward by using the door support device 200, the adjustment unit 282 of the lift means 280 is rotated counterclockwise when viewed from above. do.

When the adjusting part 282 is rotated, the male threads 284 'and 286' of the lift part 286 and the contact part 284 slide along the female thread 282 'of the adjusting part 282 to lift the lift part 286. ) And the contact portion 284 are opposite to each other, more specifically, the lift portion 286 is moved upward from the adjusting portion 282, the contact portion 284 flows downward from the adjusting portion 282 to move away from each other. 280 is extended in length.

When the length of the lift means 280 is extended so that the bottom surface of the contact portion 284 touches the bottom surface, the upper surface of the lift portion 286 lifts the flow control pad 240 upwards from this time, The door 140 seated on the upper surface of the flow control pad 240 is also lifted at the same time.

At this time, the guide protrusion 242 of the flow control pad 240 flows upward in a state in which the left and right flow is regulated inside the insertion hole 224, so that the left and right flow of the door 140 can be regulated. do.

Through this process, the refrigerating chamber door 144 is lifted upward by the height of the freezing chamber door 142 so that the step of eliminating the step stops the rotation of the adjusting unit 282, the door 140 using the door support device 200. Step adjustment is completed.
Lubricating oil may be provided on the upper surface of the flow control pad 240. The refrigerating compartment door 144 may rotate about the inner portion 260 during the rotation from the upper side of the flow control pad 240. In this case, the flow control pad 240 does not move, and only the refrigerating compartment door 144 rotates above the flow control pad 240. The refrigerating compartment door 144 may be smoothly rotated by minimizing frictional force with the top surface of the flow control pad 240 by lubricating oil applied to the top surface of the flow control pad 240.
As a result, height adjustment of the refrigerator door 144 and rotation of the refrigerator door 144 may be performed.

The scope of the present invention is not limited to the above-described embodiments, and many other modifications based on the present invention will be possible to those skilled in the art within the scope of the present invention.

For example, in the above embodiment, the length of the door support device 200 is extended when the adjusting part 282 is rotated in the counterclockwise direction, but the female thread 282 'and the male thread 284', 286 'are needed as needed. Of course, it is possible to change such that the length of the door support device 200 is extended at the time of clockwise rotation by reversing the machining direction.

The door supporting apparatus for a refrigerator according to the present invention having the above-described configuration is configured to enable step adjustment by simple operation when a step difference occurs.

Therefore, there is an advantage that the serviceability is improved because the step adjustment time is reduced when performing the service.

In addition, since the user can easily adjust even without requesting a service, it is also expected to increase usability.

In addition, due to the above-described advantages are also expected to improve customer satisfaction of the product.

Claims (6)

A bracket on one side of which is attached to a body capable of low temperature storage of food, and one side of which protrudes outward of the body to support a load of the door; A flow regulating pad provided between the bracket and the door, the one side penetrating the bracket to regulate the left and right flow of the door; An inner rod provided on the flow control pad and inserted into one side of the door to guide rotation of the door; One side of the lower side of the flow regulating pad is rotatably provided to selectively extend by lifting means for lifting the flow regulating pad upwards. The door support apparatus of claim 1, wherein a bolt is inserted into one side of the bracket and a bolt is inserted therein, and a fastening hole is provided to fix the bracket to one side of the main body. The door support apparatus of claim 2, wherein a guide protrusion and an insertion hole are coupled to one side of the flow control pad and the bracket to restrict the flow control pad from flowing in the left and right directions of the bracket. The method of claim 1, wherein the lift means, An internal thread is processed on one side of the inner side, and an adjusting part for adjusting the length of the lift means by rotating the center of the internal thread; One side is inserted into the lower part of the adjusting part, and a contact part of which the lower part selectively contacts the bottom surface when the adjusting part rotates; One side is inserted into the upper portion of the adjustment unit, the door support device of the refrigerator characterized in that it comprises a lift unit for lifting the flow control pad when the adjustment unit is rotated. 5. The refrigerator according to claim 4, wherein male threads corresponding to the female threads are formed on outer surfaces of the contact portion and the lift portion. The door support of the refrigerator according to claim 4 or 5, wherein the female screw is formed to be symmetrical to the upper and lower portions of the adjusting part, and the contact part and the lift part move linearly in opposite directions when the adjusting part rotates. Device.

Images