KR102373100B1 - Sliding door rails and rollers for sink cabinets - Google Patents

Abstract

The present invention relates to a sliding door rail and roller for a sink cabinet, which can easily install a sliding door of a sink cabinet, comprising: upper and lower rails; a pair of inner upper and lower roller bodies respectively fixed to upper and lower parts of an inner door; and a pair of outer upper and lower roller bodies respectively fixed to upper and lower parts of an outer door.

Description

Sliding door rails and rollers for sink cabinets

The present invention relates to sliding door rails and rollers for a sink cabinet, and more particularly, by providing upper and lower rails in front of the upper and lower plates of the sink cabinet to form inner and outer doors for sliding along the upper and lower rails. It relates to a sliding door rail and roller for a sink cabinet that can conveniently use the sink cabinet even in a narrow kitchen.

In general, the sink cabinet is provided under the top plate on which the sink bowl is formed, and is used as a space for a drainage device by connecting the sink bowl and a drain pipe, as well as a space for storing relatively bulky kitchenware.

The general lower part of the sink was used by fixing a hinge on the side wall and connecting a hinged door like the conventional registration room No. 20-0376190 'Nano Silver Sink'.

However, due to the recent increase in single-person households, the supply of relatively small one-room and two-room housing types has increased, and as a result, the kitchen space is often narrow.

In such a narrow kitchen space, it was inconvenient to put in and take out relatively bulky kitchenware in the cabinet with the sliding door.

The present invention for solving the above problems is convenient to store kitchen utensils in the cabinet even in a narrow kitchen environment by forming a sliding door on the main body like the existing sink cabinet, and finely adjust the position of the roller to use the rail and The purpose of the present invention is to enable the sliding door to be easily opened and closed even when the lower plate cannot be maintained horizontally.

A sliding door rail and roller for a sink cabinet of the present invention;

The upper and lower rails fixed to the front of the upper and lower plates of the sink cabinet, a pair of inner upper and lower rollers fixed to the upper and lower portions of the inner door, respectively, and the outer door A sliding door rail and roller for a sink cabinet including a pair of outer upper roller body and an outer lower roller body fixed to the upper part and lower part, respectively, wherein the upper rail is a 'T'-shaped upper part supported on an upper plate of the sink cabinet It consists of a fixing bracket and an upper roller guide bracket protruding from a lower side of the upper fixing bracket and having a pair of guide projections projecting thereon; The lower rail is composed of a lower fixing bracket fixed to the lower plate of the sink cabinet, and a lower roller guide bracket protruding from an upper side of the lower fixing bracket and having a guide groove formed at the lower portion, and the inner upper roller body of the inner door It is formed including an inner upper fixing plate fixed to the upper side of one surface, and an inner upper roller support plate fixed to one surface of the inner upper fixing plate and provided with an inner upper roller; The inner lower roller body is formed to include an inner lower fixed plate fixed to the lower side of one surface of the inner door, and an inner lower roller support plate that protrudes from the lower portion of the inner lower fixed plate and is provided with an inner lower roller, and the outer upper roller body is formed including an outer upper fixing bracket fixed to an upper side of one surface of the outer door, an outer upper roller support plate fixed to one surface of the outer upper fixing bracket, and having an outer upper roller; The outer lower roller body is formed to include an outer lower fixing plate fixed to the lower side of one surface of the outer door, and an outer lower roller supporting plate protruding from the lower portion of the outer lower fixing plate and having an outer lower roller.

At this time, the inner upper fixed plate and the inner upper roller support plate are connected by a first fixed rivet and a first rotating rivet, and an inner control plate having two first bolt holes formed on one side of the inner upper fixed plate is integrally formed, and the inner upper portion One side of the roller support plate is integrally formed with the inner pressure plate to correspond to the inner adjustment plate and to which the end of the adjustment bolt passing through the first bolt hole is in close contact.

In addition, the outer upper fixing bracket and the outer upper roller support plate are connected by a second fixing rivet and a second rotating rivet, and an outer control plate having two second bolt holes formed on one side of the outer upper fixing bracket is integrally formed, and the On one side of the outer upper roller support plate, the outer pressure plate is integrally formed to correspond to the outer adjustment plate and to which the end of the adjustment bolt passing through the second bolt hole is in close contact.

In addition, an upper damper pressing tool is further provided on any one of the inner upper roller bodies, and a lower damper pressing hole is further provided on any one of the outer lower roller bodies.

In addition, in the outer lower roller support plate, the first support plate and the second support plate are bolted to each other, and the first support plate is integrally formed with the outer lower fixing plate, and bolts are inserted into the connecting plates bent downward on both sides of the main body. A ball is formed, and the second support plate has an adjustable long hole formed on the wing plate bent downward from the body so as to surround the body and the connecting plate overlapping the upper part of the main body of the first support plate.

According to the present invention, in a narrow kitchen, the opening and closing door of the sink cabinet is formed as a sliding door, thereby making it easy to take out and remove kitchen appliances.

In addition, there is an effect that the sliding door can be smoothly opened and closed by flexibly adjusting the position of the roller even when the rail and the lower plate cannot be maintained horizontally when used for a long time.

1 is a view showing a coupling state of a roller among a sliding door rail for a sink cabinet and a roller according to the present invention.
2 is a perspective view of a sliding door rail for a sink cabinet and a roller among rollers according to the present invention.
3 is a combined cross-sectional view of a sliding door rail and a roller for a sink cabinet according to the present invention.
4 is a perspective view and an exploded view of an inner upper roller body among sliding door rails and rollers for a sink cabinet according to the present invention;
5 is an exploded perspective view of an outer upper roller body among sliding door rails and rollers for a sink cabinet according to the present invention;
6 is an exploded perspective view of an outer lower roller body among sliding door rails and rollers for a sink cabinet according to the present invention;
7 is a view showing the use of the inner upper roller body among the sliding door rails and rollers for the sink cabinet according to the present invention.
8 is a state diagram of a sliding door rail for a sink cabinet according to the present invention and a state of use of an outer upper roller body among rollers.

Hereinafter, the features of the sliding door rail and roller for a sink cabinet according to the present invention will be understood by the embodiments described in detail with reference to the accompanying drawings.

Since the present invention can have various changes and can have various forms, embodiments will be described in detail in the text. However, this is not intended to limit the present invention to the specific disclosed form, it should be understood to include all modifications, equivalents and substitutes included in the spirit and scope of the present invention.

First, the present invention relates to a sliding door rail and a roller for providing an opening and closing door of a sink cabinet in the form of a sliding door.

Accordingly, the upper rail 100 and the lower rail 200 fixed to the front of the upper and lower plates 10 and 20 of the sink cabinet, and a pair of inner sides fixed to the upper and lower portions of the inner door 1, respectively An upper roller body 300 and an inner lower roller body 400 , and a pair of outer upper roller bodies 500 and an outer lower roller body 600 fixed to the upper and lower portions of the outer door 2 , respectively In the sliding door rail and roller for a sink cabinet including It protrudes from one side of the lower part, and consists of an upper roller guide bracket 120 having a pair of guide projections 121 projecting thereon; The lower rail 200 includes a lower fixing bracket 210 fixed to the lower plate 20 of the sink cabinet, and a lower roller protruding from an upper side of the lower fixing bracket 210 and having a guide groove 221 formed thereon. Consists of a guide bracket 220, the inner upper roller body 300 is fixed to one surface of the inner upper fixing plate 310 fixed to the upper side of one surface of the inner door 1, and the inner upper fixing plate 310, is formed including an inner upper roller support plate 320 provided with an inner upper roller 321; The inner lower roller body 400 is provided with an inner lower fixing plate 410 fixed to the lower side of one surface of the inner door 1, and protruding from the lower portion of the inner lower fixing plate 410, and having an inner lower roller 421 It is formed to include an inner lower roller support plate 420 , and the outer upper roller body 500 includes an outer upper fixing bracket 510 fixed to an upper side of one surface of the outer door 2 , and the outer upper fixing bracket 510 . It is fixed to one surface of the, and is formed to include an outer upper roller support plate 520 provided with an outer upper roller (521); The outer lower roller body 600 is provided with an outer lower fixing plate 610 fixed to the lower side of one surface of the outer door 2, and protruding from the lower portion of the outer lower fixing plate 610, and having an outer lower roller 621 It is characterized in that it is formed to include an outer lower roller support plate (620).

In this case, the upper rail 100 is fixed to the top plate 10 of the sink cabinet, and in the case of the sink cabinet installed as a hinge, it may be installed on the upper bar that controls the rotation of the hinged door.

Accordingly, the upper fixing bracket 110 is formed in a 'T' shape so that the vertical bar 111 is in close contact with the upper plate 10 or one side of the upper bar, and the horizontal bar 112 is hung on the upper plate 10 or the upper bar. It can be fixed to the vertical bar 111 through a fixing means such as a plurality of pieces.

In addition, the upper roller guide bracket 120 in the form of a square pipe is integrally formed on one lower side of the upper fixing bracket 110 , and a pair of guide protrusions 121 are formed on the upper part of the upper roller guide bracket 120 . They are provided spaced apart from each other.

The guide protrusion 121 supports the inner upper roller 321 and the outer upper roller 521 to be described later to guide the rolling rotation, and the upper end is formed in a curved shape to correspond to the groove of the roller.

Of course, the upper roller guide bracket 120 may be provided with reinforcing bars 122 vertically and horizontally to support the load of the inner door 1 and the outer door 2 .

In addition, the lower rail 200 is fixed to the lower plate 20 of the sink cabinet, and the lower fixing bracket 210 and the lower roller guide bracket 220 are provided with a mutually stepped seating jaw 222 to form the lower plate ( 20) may be seated on the seating chin portion 222 and fixed by a fixing member such as a piece at the lower portion of the lower fixing bracket 210 .

At this time, the lower fixing bracket 210 is formed in the shape of a square pipe, the lower roller guide bracket 220 is formed integrally with each other in the shape of a substantially triangular pipe having an upper surface formed with a slope, and the lower roller guide bracket 220 ), two guide grooves 221 into which an inner lower roller 421 and an outer lower roller 621 to be described later are inserted are formed in the lower portion.

Therefore, when the outer door 2 or the inner door 1 is opened, only the front inclined portion of the lower roller guide bracket 220 is exposed to the lower side of the lower plate 20, so that the appearance is neat and kitchen appliances stored in the cabinet There is no interference when storing and taking out the product.

Hereinafter, the inner upper and lower roller bodies 300 and 400 fixed to the upper and lower surfaces of the inner door 1 and the outer door 2 so as to be guided by the upper rail 100 and the lower rail 200 to slide and move, respectively, and The structure of the outer upper and lower roller bodies 500 and 600 will be described in detail.

The inner upper roller body 300 is formed in a pair of mutually symmetrical structures, and the plate-shaped inner upper fixing plate 310 and the inner upper roller supporting plate 320 having the inner upper roller 321 rotatably provided are mutually coupled. do.

At this time, the inner upper fixing plate 310 is formed of a substantially rectangular plate body, and the inner upper roller support plate 320 is formed of a substantially 'T'-shaped plate body smaller than the inner upper fixing plate 310 .

And, the inner lower roller body 400 is fixed to the inner door 1 in the vertical downward direction of the inner upper roller body 300, and the inner lower fixing plate 410 and the inner lower fixing plate 410 of a square plate body. It is formed of an inner lower roller support plate 420 integrally protruding from the lower part of the .

At this time, the inner lower roller 421 rotatably coupled to the inner lower roller support plate 420 is provided as a horizontal roller.

In addition, the outer upper fixing bracket 510 of the outer upper roller body 500 has a '┍┑' shape, and one side wall is fixed to one side of the outer door 2 by a fixing member such as a piece, and the other side wall is approximately The outer upper roller support plate 520 of the 'T'-shaped plate body is formed, and the outer upper roller 521 is rotatably coupled to the outer upper roller support plate 520 .

At this time, the outer upper roller support plate 520 and the outer upper roller 521 are provided with the same shape and height as the inner upper roller support plate 320 and the inner upper roller 321 .

In addition, the outer upper roller 521 and the inner upper roller 321 are rotary rollers of a concave periphery, and are a combination of commonly known rotatable rollers, respectively, an outer upper roller support plate 520 and an inner upper roller support plate 320. is coupled to

On the other hand, in the case of the outer lower roller body 600, the plate-shaped outer lower fixing plate 610, the outer lower roller support plate 620 and the outer lower roller support plate 620 protruding from the lower part of the outer lower fixing plate 610 are rotated. The outer lower roller 621 provided as possible is formed to have the same configuration and shape as the inner lower roller body 400 .

However, the length of the outer lower roller support plate 620 is longer than the inner lower roller support plate 420 , so that the inner lower roller body 400 and the inner door 1 move to the upper part of the outer lower roller support plate 620 . to be able to slide.

According to this configuration, the sliding door can be easily installed in the lower cabinet of the sink and can be installed after the previously installed sliding door is removed.

And, the inner upper fixing plate 310 and the inner upper roller support plate 320 are connected by a first fixing rivet 330 and a first rotating rivet 340, and on one side of the inner upper fixing plate 310, two second The inner control plate 311 having one bolt hole 311a is integrally formed, and one side of the inner upper roller support plate 320 corresponds to the inner adjustment plate 311 and passes through the first bolt hole 311a. The inner pressure plate 322 to which the end of the bolt 301 is in close contact is integrally formed.

On the other hand, the inner control plate 311 and the inner pressure plate 322 are respectively formed in a shape bent at 90 ° in the upper portion of one side of the inner upper fixing plate (310).

At this time, the two first bolt holes (311a) are spaced up and down to press one side of the inner upper roller support plate 320 up and down, and the long holes 323 up and down of the inner upper fixing plate 310 are The first rotation rivet 340 is formed therethrough.

Therefore, when one side of the inner upper roller support plate 320 is pressed by adjusting the tightening of the two adjusting bolts 301, the inner upper roller support plate 320 is rotated finely about the first fixing rivet 330 as an axis, The inner upper roller 321 is also rotated so that the inner door 1 can slide smoothly even if the level of the upper rail 100 is not maintained.

In this way, the outer upper fixing bracket 510 and the outer upper roller support plate 520 are connected by a second fixing rivet 530 and a second rotating rivet 540, and one side of the outer upper fixing bracket 510 is connected. An outer control plate 511 having two second bolt holes 511a is formed integrally with it, and one side of the outer upper roller support plate 520 corresponds to the outer adjustment plate 511 and a second bolt hole 511a. The outer pressure plate 522 to which the end of the adjustment bolt 501 passing through is in close contact is integrally formed.

On the other hand, the outer control plate 511 and the outer pressure plate 522 are respectively formed in a shape bent at 90° at the upper portion of one side of the outer upper fixing bracket 510 and the outer upper roller support plate 520 .

Accordingly, like the fine rotation of the inner upper roller support plate 320 , the outer upper roller support plate 520 rotates about the second fixed rivet 530 , and the second rotation rivet 540 passes through the outer upper part. Long holes 523 are formed vertically in the roller support plate 520 .

In addition, an upper damper pressing hole 350 is further provided on any one of the inner upper roller bodies 300 , and a lower damper pressing hole 622 is further provided on any one of the outer lower roller bodies 600 . .

In such a structure, when a known damper device is provided on the upper rail 100 and the lower rail 200, the upper damper pressurizing port 350 and the lower damper pressurizing port 622 are in close contact with the protrusion connected to the damper, so that the inner side When the door (1) and the outer door (2) are completely opened, the opening speed is adjusted to cushion the impact of the door.

At this time, the upper damper pressing member 350 is formed of a rectangular plate body with an end bent at 90°, and the bent end is rotated in the same manner as the rotation of the inner upper roller support plate 320 on the inner upper fixing plate 310 . It can be provided so that

In addition, the lower damper pressing hole 622 may be provided as a plate body extending integrally with the end of the outer lower roller support plate 620 .

In addition, in the outer lower roller support plate 620, a first support plate 620a and a second support plate 620b are bolted to each other, and the first support plate 620a is integrally formed with the main body 623 in the outer lower fixing plate 610. ) is formed, bolt insertion holes 624a are formed in the connecting plates 624 bent downward on both sides of the main body 623, and the second support plate 620b is the main body of the first support plate 620a ( An adjustment long hole 626a is formed in the wing plate 626 bent downward from the body 625 so as to surround the body 625 and the connecting plate 624 overlapped on the upper portion of the 623 .

Accordingly, the first support plate 620a and the second support plate 620b are fixed by the fixing bolt 601 passing through the bolt insertion hole 624a and the adjustment long hole 626a, and the fixing bolt 601 is loosened to release the second The length of the overall outer lower roller support plate 620 can be adjusted by adjusting the position of the support plate 620b.

With this structure, even when the lower rail 200 is bent during long-time use, the outer door 2 can be smoothly opened and closed.

As described above, the above-described embodiment has been described with respect to the most preferred example of the present invention, but it is not limited to the above embodiment, and it is apparent to those skilled in the art that various modifications are possible within the scope without departing from the technical spirit of the present invention. .

1: inner door 2: outer door
10: upper plate 20: lower plate
100: upper rail 110: upper fixing bracket
120: upper roller guide bracket 200: lower rail
210: lower fixing bracket 220: lower roller guide bracket
300: inner upper roller body 310: inner upper fixing plate
320: inner upper roller support plate 330: first fixed rivet
340: first rotation rivet 350: upper damper pressurizing port
400: inner lower roller body 410: inner lower fixed plate
420: inner lower roller support plate 500: outer upper roller body
510: outer upper fixing bracket 520: outer upper roller support plate
530: second fixed rivet 540: second rotation rivet
600: outer lower roller body 610: outer lower fixing plate
620: outer lower roller support plate

Claims (5)

An upper rail 100 and a lower rail 200 fixed to the front of the upper and lower plates 10 and 20 of the sink cabinet, and a pair of inner upper rollers fixed to the upper and lower portions of the inner door 1, respectively It includes a sieve 300 and an inner lower roller body 400, and a pair of outer upper roller bodies 500 and an outer lower roller body 600 fixed to the upper and lower portions of the outer door 2, respectively. In the sliding door rail and roller for the sink cabinet,
The upper rail 100 protrudes from the lower side of the 'T'-shaped upper fixing bracket 110 supported by the upper plate 10 of the sink cabinet and the upper fixing bracket 110, and a pair of guide projections on the upper side It is made of an upper roller guide bracket 120 in the form of a square pipe projecting 121, and the upper fixing bracket 110 is formed in a 'T' shape so that the vertical bar 111 is in close contact with the front surface of the upper plate 10 . and the horizontal bar 112 is fixed to the vertical bar 111 by a plurality of fixing means in a state where it is caught on the upper plate 10, and the inner side of the square pipe of the upper roller guide bracket 120 is longitudinally and horizontally reinforced ( 122) is integrally formed,

The lower rail 200 includes a lower fixing bracket 210 fixed to the lower plate 20 of the sink cabinet, and a lower roller protruding from an upper side of the lower fixing bracket 210 and having a guide groove 221 formed thereon. Consists of a guide bracket 220,
The lower fixing bracket 210 and the lower roller guide bracket 220 have mutually stepped seating jaw portions 222, so that the front side of the lower plate 20 is seated on the seating jaw portion 222, and the lower fixing bracket ( It is fixed by a fixing member in the lower part of the 210), the lower fixing bracket 210 is formed in a square pipe shape, and the lower roller guide bracket 220 is formed in a substantially triangular pipe shape with an upper surface formed with an inclined surface and integrally with each other. formed, the guide groove 221 is formed in the lower part of the lower roller guide bracket 220,

The inner upper roller body 300 is fixed to one surface of the inner upper fixing plate 310 fixed to the upper side of one surface of the inner door 1, the inner upper fixing plate 310, the inner upper roller 321 is provided It is formed to include an inner upper roller support plate (320); The inner lower roller body 400 is provided with an inner lower fixing plate 410 fixed to the lower side of one surface of the inner door 1, and protruding from the lower portion of the inner lower fixing plate 410, and having an inner lower roller 421 It is formed including the inner lower roller support plate 420,
The outer upper roller body 500 is fixed to one surface of the outer upper fixing bracket 510 fixed to the upper side of one surface of the outer door 2 and the outer upper fixing bracket 510, and the outer upper roller 521 is It is formed including the provided outer upper roller support plate (520); The outer lower roller body 600 is provided with an outer lower fixing plate 610 fixed to the lower side of one surface of the outer door 2, and protruding from the lower portion of the outer lower fixing plate 610, and having an outer lower roller 621 Sliding door rail and roller for a sink cabinet, characterized in that it is formed to include an outer lower roller support plate (620).
The method of claim 1,
The inner upper fixed plate 310 and the inner upper roller support plate 320 are connected by a first fixed rivet 330 and a first rotating rivet 340, and two first bolts are attached to one side of the inner upper fixed plate 310. The inner adjusting plate 311 having the ball 311a is integrally formed, and one side of the inner upper roller support plate 320 corresponds to the inner adjusting plate 311 and passes through the first bolt hole 311a. Sliding door rail and roller for a sink cabinet, characterized in that the inner pressure plate 322 to which the end of 301 is in close contact is integrally formed.
The method of claim 1,
The outer upper fixing bracket 510 and the outer upper roller supporting plate 520 are connected by a second fixing rivet 530 and a second rotating rivet 540, and on one side of the outer upper fixing bracket 510, two The outer control plate 511 having two bolt holes 511a is integrally formed, and one side of the outer upper roller support plate 520 corresponds to the outer adjustment plate 511 and passes through the second bolt hole 511a. Sliding door rail and roller for a sink cabinet, characterized in that the outer pressure plate 522 to which the end of the bolt 501 is in close contact is integrally formed.
The method of claim 1,
An upper damper pressing hole 350 is further provided on any one of the inner upper roller bodies 300, and a lower damper pressing hole 622 is further provided on any one of the outer lower roller bodies 600 sliding door rails and rollers for sink cabinets.
The method of claim 1,
The outer lower roller support plate 620 is a first support plate 620a and a second support plate 620b are mutually bolted, and the first support plate 620a is integrally formed with the main body 623 from the outer lower fixing plate 610. The bolt insertion hole 624a is formed in the connecting plate 624 bent downward on both sides of the main body 623, and the second support plate 620b is the main body 623 of the first support plate 620a. Sliding door for a sink cabinet, characterized in that an adjustment hole (626a) is formed in the wing plate (626) bent downward from the body (625) to surround the body (625) overlapped on the upper part of the connecting plate (624) rails and rollers.

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