KR101398354B1 - Slim-type sliding door system of cabinet - Google Patents

Abstract

The present invention relates to a slim-type sliding door system for a cabinet which can reduce materials and costs of a door frame while achieving a slim size and a light weight, easily manage the handling, simplify and downsize the configuration of a roller bracket to reduce the costs, improve the assembling productivity, prevent a breakdown by improving shock resistance, and improve the quality of the product by covering the roller brackets to make the appearance clean. The sliding door system comprises a door frame formed by assembling top, bottom, left and right frame members forming four sides, and a door having a roller device, which is installed at inner and outer sides. Among the frame members forming the four sides, the top and bottom frame members which are disposed horizontally are formed integrally with a bracket bar at a rear portion of the door. Each of the roller brackets is installed by using the bracket bar.

Description

SLIM-TYPE SLIDING DOOR SYSTEM OF CABINET "

The present invention reduces the material and cost of the door frame, realizes slimness and weight reduction, facilitates handling management, simplifies the structure of the roller bracket to reduce cost, improve assembly productivity, and enhance impact resistance And more particularly to a slim sliding door system of a cabinet for preventing malfunctions and covering exterior exposures of roller brackets to improve the quality of the product with a neat appearance.

Generally, a sliding door of a wall-mounted cabinet such as a sink or a bath room becomes an inner and an outer door, and a roller sliding on a rail provided on the cabinet body is mounted on the left and right of the upper and lower portions of the door using brackets .

In the prior art of the sliding door, two lines of rails are provided so that the inner door and the rollers provided on the outer door are respectively guided by separate rails. However, this configuration is not suitable for preventing interference between the roller brackets of the inner and outer doors, The length of the upper and lower ends of the inner and outer doors are different from each other in the state where the door is closed. Therefore, the aesthetic appearance of the door is lowered, while the size of the outer door is reduced in the vertical direction The material and the cost are wasted.

As an alternative to such a problem, a one-rail type sliding door in which the rollers of the inner and outer doors use one rail is widely used.

In general, as shown in FIGS. 12 to 14, the one-rail type sliding door has the same height as the inner and outer doors 110 and 120 and has a roller bracket 130a 130b.

The roller bracket 130b mounted on the outer door has a vertical phase length and a length extending in the horizontal direction, and the roller bracket 130a mounted on the inner door has a vertical length Is shorter than the roller bracket 130b for the outer door and has a vertical phase length so as not to interfere with the roller bracket of the outer door when sliding.

The roller brackets 130a and 130b in the prior art 100 are inserted into four inner corners of the door frame, irrespective of the inner and outer doors 110 and 120, as shown in FIGS. And is fixed to the frame using the corner assembly tool 140 to be installed.

The frame member 160 is formed with a square space 160a for insertion of the corner assembly 140. The corner assembly 140 is formed in a shape of a letter "A" The connecting portion 141 is provided with a female screw 143 for fastening the roller brackets 130a and 130b with the screws 181.

The corner assembly 140 is provided with a female screw 145 protruding therefrom for guiding the assembly of the assembly and is provided at the rear of the rectangular space 160a of the frame member 160 with a dimension corresponding to the outer diameter of the female screw 145 And the guide passage 161 is opened by the width 161B.

The prior art of such a configuration

First, since the roller brackets 130a and 130b are fixed by using the corner assembly tool 140, the corner assembly tool 140 requires a minimum female thread length 143L to have a fastening force, The rectangular space 160a of the frame member 160 into which the door frames 140 are inserted and the width 160B of the frame member must be formed large so that the material and cost are wasted and the productivity is reduced and the door frame is slim and lightweight There is a problem that management becomes difficult.

Second, the roller brackets 130a and 130b are fixed by using the corner assemblies 140 as described above, thereby fixing the roller brackets 130a and 130b to the fixing point of the roller brackets 130a and 130b and the roller R and the furniture body 1a The distance from the rail 51 becomes long.

As a result, the roller brackets 130a and 130b have a large "C" -shaped shape to increase the cost of the parts, and the assembling of the roller brackets to allow the rollers to be accurately placed on the rails takes much time and airflow And a highly skilled technique is required, so that the assembling cost rises and a lot of defects are generated.

Third, the rollers must be installed at an accurate angle and height relative to the rails in order to smoothly slide the sliding door smoothly. As described above, the fixing points of the roller brackets 130a and 130b, 51) is long and the roller bracket is formed in a form of "C" -shaped detour connection. As a result, the roller is angular and position is unstable due to being susceptible to shocks such as slide operation, .

Fourth, the roller brackets are all exposed to the outside in the assembled door frame, which disturbs the appearance, thereby deteriorating the quality of the product in the cabinet where the design affects the merchantability.

The present invention has been made to solve the above problems,

It is an object of the present invention to reduce the material and cost of a door frame, realize slimness and weight reduction, facilitate handling management, simplify the structure of the roller bracket to reduce costs, improve assembly productivity, A sliding door type door system of a cabinet for enhancing the quality of a product by a clean appearance by preventing the occurrence of a failure and covering external exposures of the roller brackets.

To achieve the above object, a slim sliding door system of a cabinet according to the present invention comprises:

A sliding door system of a cabinet in which a door including a door frame and a roller device in which upper, lower, left and right frame members forming four sides are orthogonally assembled is installed inside and outside,

The upper frame member and the lower frame member disposed horizontally among the frame members forming the four sides are integrally formed with the bracket bars integrally to the rear of the door,

And each of the roller brackets is installed using the bracket bar.

Wherein the upper frame member and the lower frame member are provided with a rectangular portion for forming a rectangular space inwardly for inserting the corner assembly, wherein a hooking end for mounting the outer member is formed forwardly or downwardly of the rectangular portion, The bracket bar can be extended.

The bracket bar of the upper frame member of the outer door extends upwardly and extends rearward so as not to interfere with the movement of the inner door bracket bar downwardly, and the bracket bar of the lower frame member of the outer door is extended from the upper frame member As shown in FIG.

The upper frame member and the lower frame member provided on the outer door are formed such that the rear end portion of the bracket bar is formed as a "C" type channel, and the upper frame member and the lower frame member provided on the inner door are protruded from the rectangular portion to the bracket bar, Shaped channel and a roller bracket mounted on the outer door is provided with an assembling end to be inserted into the " C "type channel, and the roller bracket mounted on the inner door is provided with the" C " Type channel may be provided.

The upper frame member and the lower frame member provided on the outer door can be extended until the front end of the bracket bar passes over the rails provided on the furniture body.

The frame member has a rectangular portion for forming a rectangular space for insertion of the corner assembly, and the rear portion of the rectangular portion may be formed by leaving only the corner portion for holding the corner assembly.

At least one roller bracket fixing hole may be formed in the bracket bar.

The roller bracket may be formed in a "T" shape or a " B " shape in which a fixing portion fixed to the bracket bar in a horizontal direction and a roller mounting portion formed in a direction perpendicular to the fixing portion are formed.

The roller bracket may be provided with a female screw portion having an assembling portion inserted into the frame member and at least one female screw, and the female screw portion may protrude from the bracket bar, .

According to the slim sliding door type door system of the present invention having the above-described structure, the bracket bar is integrally formed on the frame member, and the roller bracket is provided using the bracket bar,

First, the material and cost of the door frame are drastically reduced, the slimness and the weight are reduced, the handling is facilitated,

Second, the structure of the roller bracket is simplified, and the size of the roller bracket is reduced, so that the cost of parts is remarkably reduced. On the other hand, the assembly is remarkably facilitated,

Third, since the fixing point of the roller bracket and the contact point of the roller and the rail are close to each other and the structure of the roller bracket is simple and small, the impact resistance is improved, and the occurrence of trouble is prevented, thereby remarkably improving the quality characteristics of the sliding door,

Fourth, since the bracket bar, which is a part of the frame member, covers the external exposures of the roller brackets in the cabinet, which is an important furniture for appearance, the exterior of the cabinet has a neatness not seen so far, and the quality of the product is remarkably increased.

1 is a perspective view of an embodiment according to the present invention;
Fig. 2 is a perspective view of the frame of Fig. 1,
3 is an enlarged view of part A in Fig. 2
4 is an enlarged view of part B in Fig. 2
Fig. 5 is an assembled state diagram of Fig. 2
6 is a partially enlarged view
FIG. 7 is an exploded perspective view of the upper part of FIG.
Fig. 8 is an exploded perspective view of the lower part of Fig.
9 is a partial enlarged view
Fig. 10 is an exploded perspective view of the upper part of Fig.
Fig. 11 is an exploded view of the lower part of Fig. 9
Figure 12 is a partially exploded perspective view of the prior art
Figure 13 is a cross-
Fig. 14 is an exploded exploded view of the main part of Fig. 13

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, embodiments of a sliding door type sliding door system of the present invention will be described in detail with reference to the accompanying drawings.

As shown in FIGS. 1 to 11, the slim sliding door type door system of the embodiment of the present invention includes upper, lower, left, and right frame members 10a, 20a, 10b, 20b, 10c , 20c, 10d, 20d) are orthogonally assembled, and a roller device, wherein the door frame (1) comprises a frame member The upper frame members 10a and 20b and the lower frame members 10b and 20b are integrally formed with the bracket bars 11 and 21 on the rear side of the door and the bracket bars 11 and 21 The roller brackets 30a, 30b, 30c and 30d are provided.

The upper frame members 10a and 20b and the lower frame members 10b and 20b have a square portion a forming a rectangular space inward for insertion of the corner assembly 40, It is preferable that a latching end b for mounting an armoring member 70 which can be a mirror or the like is formed forwardly or downwardly of the bracket bar 11 and the bracket bar 21 (See Figs. 6 to 11).

The bracket bar 21 of the upper frame member 20a of the outer door 20 is extended downwardly so as not to interfere with the movement of the bracket bar 11 of the upper frame member 10a of the inner door 10 And the bracket bar 21 of the lower frame member 20b of the outer door 20 is formed to be symmetrical with the bracket bar of the upper frame member 20a (see FIGS. 6 to 8).

The bracket bars 21 of the upper and lower frame members 20a and 20b of the outer door 20 may extend in the vertical direction and extend in the horizontal direction in the rectangular part a, (See Figs. 6 to 8).

The bracket bars 21 of the upper frame member 20a and the lower frame member 20b of the outer door 20 are formed with the rear end portions of the " 8), the bracket bars 11 of the upper frame member 10a and the lower frame member 10b of the inner door 10 protrude from the rectangular portion a toward the bracket bar 21, Shaped channel 12 together with the bracket bar 11 (see Figs. 9 and 10), and the roller bracket 30c mounted on the outer door 20 is connected to the " And the roller bracket 30a mounted on the inner door may be provided with an assembling end 312 to be inserted into the "C"

The bracket bars 21 of the upper frame member 20a and the lower frame member 20b of the outer door 20 are extended until the front ends of the brackets 21 extend beyond the rails 51 provided on the furniture body 1a .

According to this structure, the roller brackets 30a, 30b, 30c, and 30d are covered by the bracket bars 11 and 21 and are not exposed to the outside, resulting in a clean appearance.

In addition, all of the frame members 10a, 20a, 10b, 20b, 10c, 20c, 10d and 20d have a rectangular part a for forming a rectangular space for insertion of the corner assembly 40, (a) may be opened while leaving only the corner portion for holding the corner assembly opening 40. [

One or more roller bracket fixing holes F3 may be formed on the bracket bars 21 and 11 and a V groove F4 may be formed for guiding the fixing holes.

A dovetail groove 17 for assembly guidance is formed in the bracket bar 11 of the inner door frame member 10a and the roller brackets 30a and 30b mounted thereon are provided with the dovetail groove 17 A corresponding dovetail 317 can be formed (see Figs. 4, 10, and 11).

The roller brackets 30a, 30b, 30c and 30d are fixed to the bracket bars 11 and 21 in the horizontal direction, (See Figs. 2, 4, 6, 7, 9, 10) or "T" (see Figs. 2, 6, 8) Lt; / RTI >

The roller brackets 30a, 30b, 30c and 30d are provided with an assembling end 312 inserted into the frame member at a fixed portion and a female threaded portion 315 formed with one or more female threads 314, The female screw portion 315 may be protruded by an insertion dimension of the assembling end 312 to guide assembly of the frame member to the bracket bars 11 and 21.

The female screw portion 315 having the above-described structure is formed to protrude from the fixing portion 31 of the roller bracket so as to extend the length of the female screw 314 for fastening the fastener 81 such as a screw, Shaped channel or "C" -shaped channel of the base plate 21, facilitating assembly.

The roller brackets 30a, 30b, 30c and 30d are integrally provided with a roller shaft 321 having a space formed therein in the roller mounting portion 32 and the roller R is fixed by pressing the roller shaft itself .

As shown in FIGS. 3 and 4, the corner assembly 40 inserted into the rectangular part a is formed of a thin plate having elasticity and has a locking blade 41 formed by cutting and bending a part thereof, Can be resiliently mounted within the housing.

In the above description, 'F1' is the width of the frame member square portion, and 'F2' is the width of the opening portion.

The operation state of the slim-type sliding door system of the storage cabinet 1 according to the present invention having the above-described configuration will be described.

The present invention is characterized in that the bracket bars 11 and 21 are integrally formed with the upper frame members 10a and 20a and the lower frame members 10b and 20b horizontally arranged among the frame members forming the four sides of the sliding door And the roller brackets 30a, 30b, 30c and 30d are installed using the bracket bars 11 and 12, the following remarkable operation and effect are obtained.

First, the roller brackets 30a, 30b, 30c and 30d are fixed to the bracket bars 11 and 12 integrally formed on the frame member, not on the corner assembly port 40, It is not necessary to provide the female thread portion which is a problem in the conventional art, and the thickness of the corner assembly tool 40 and the width F1 of the rectangular portion can be reduced (see Figs. 3 and 7).

The rectangular part a is provided on all four frame members 10a, 20a, 10b, 20b, 10c, 20c, 10d, 20d of the upper, lower, left, and right sides of the door frame. the width F1 of the door frame a is reduced to reduce the thickness of the entire door frame, thereby remarkably reducing the material and cost, and realizing the slim and light weight of the door frame, thereby facilitating handling management.

The square portion a of the frame members 10a, 20a, 10b, 20b, 10c, 20c, 10d and 20d serves to hold the corner assembly 40, Even if it is open, it performs its function sufficiently.

According to the present invention, since the female screw portion is not required in the corner assembly 40 as described above, the female screw assembling guide function is also unnecessary in the frame members 10a, 20a, 10b, 20b, 10c, 20c, 10d, The width F2 can be maximized, so that the material and cost can be remarkably reduced and the weight can be reduced (see Figs. 3 and 7).

The slimmed door frame of the present invention has remarkable results in that about 30% or more of material is saved compared to the conventional art even when the bracket bars 11 and 21 are formed.

Secondly, the roller brackets 30a, 30b, 30c and 30d are fixed to the bracket bars 11 and 12 extending rearward from the frame member rather than the corner assembly 40, 30b, 30c and 30d and the contact point between the roller R and the rail 51 become very close to each other.

Accordingly, the roller brackets 30a, 30b, 30c and 30d can be extremely simplified in the shape of a letter 'T' and small in size, so that the cost of parts can be remarkably reduced. On the other hand, This greatly reduces time and airflow and improves assembly productivity by allowing beginners to assemble without difficulty.

Third, as described above, the fixing point of the roller brackets 30a, 30b, 30c and 30d and the contact point between the roller R and the rail 51 are close to each other and the configuration of the roller bracket is simple , The impact resistance is remarkably improved by the miniaturization, so that the deformation such as warpage is prevented, the sliding is smooth and the silent operation state is stably maintained, so that the occurrence of the failure is prevented and the quality characteristic of the sliding door is remarkably improved.

Fourth, since the bracket bars 11 and 21 cover the outside exposures of the roller brackets in the cabinet, which is an appearance of design, the appearance of the cabinet has a neatness not seen so far, and the quality of the product is remarkably increased.

As described above, in the sliding door type sliding door system of the present invention, the bracket bar is integrally formed on the frame member, and the roller bracket is installed using the bracket bar, thereby drastically reducing the material and cost of the door frame, It is possible to simplify the structure of the roller bracket and to reduce the cost of parts and to remarkably improve the assembling efficiency and to remarkably improve the productivity of assembling the roller bracket, And the contact between the roller and the rail are close to each other, and the structure of the roller bracket is simple and miniaturized, thereby improving the impact resistance and preventing the occurrence of trouble. Thus, the quality characteristic of the sliding door is remarkably improved, The bracket bar, which is part of the outer surface of the roller brackets By covering the Exodus is the appearance of the cabinet jinige never far neatness is good industrial applicability sikimeuro significantly increase the quality of the product.

In the foregoing, preferred embodiments of the present invention have been described with reference to the accompanying drawings. Here, the terms and words used in the present specification and claims should not be construed as limited to ordinary or dictionary meanings, but should be construed as meaning and concept consistent with the technical idea of the present invention. Therefore, the embodiments described in this specification and the configurations shown in the drawings are merely the most preferred embodiments of the present invention and do not represent all the technical ideas of the present invention. Therefore, It is to be understood that equivalents and modifications are possible.

1: Storage space 1a: Main body R: Roller
10: inner door 20: outer door 10a, 20a: upper frame member,
10b, 20b: lower frame member a: rectangular portion c:
b: Holding step F3: Fixing hole 11,21: Bracket bar
12: "c" type channel 22: "C" type channel
30a, 30b, 30c, 30d: roller bracket 31:
312: assembly stage 314: female thread 315: female thread portion
32: roller installation part 40: corner assembly part 70: exterior member

Claims (9)

A sliding door system of a cabinet in which a door including a door frame and a roller device in which upper, lower, left and right frame members forming four sides are orthogonally assembled is installed inside and outside,
The upper frame member and the lower frame member disposed horizontally among the frame members forming the four sides are integrally formed with the bracket bars integrally to the rear of the door,
Each of the roller brackets is provided using the bracket bar,
The bracket bar of the upper frame member of the outer door extends upwardly and then extends rearward so as not to interfere with the movement of the inner door bracket bar downwardly,
Wherein the bracket bar of the lower frame member of the outer door is formed to be symmetrical with the bracket bar of the upper frame member. The method according to claim 1,
Wherein the upper frame member and the lower frame member are provided with a rectangular portion for forming a rectangular space inwardly for inserting the corner assembly, wherein a hooking end for mounting the outer member is formed forwardly or downwardly of the rectangular portion, Wherein a bracket bar is formed to extend from the lower end of the sliding door. delete The method according to claim 1,
The upper frame member and the lower frame member provided on the outer door are formed in a "C" type channel at the rear end of the bracket bar,
The upper frame member and the lower frame member provided on the inner door are formed with protrusions toward the bracket bar at the rectangular portion to form a "C" -shaped channel together with the bracket bar,
Characterized in that the roller bracket mounted on the outer door is provided with an assembling end inserted into the " C "type channel and the roller bracket mounted on the inner door is provided with an assembling end inserted into the" C & Sliding sliding door system. The method according to claim 1,
Wherein the upper frame member and the lower frame member provided on the outer door are extended until the leading end of the bracket bar passes over a rail provided on the furniture main body. The method according to claim 1,
Wherein the frame member is provided with a rectangular portion for forming a rectangular space for insertion of the corner assembly, and the rear portion of the rectangular portion is formed with only the corner portion for holding the corner assembly. The method according to claim 1,
Wherein the bracket bar is formed with at least one roller bracket fixing hole. The method according to claim 1,
Wherein the roller bracket is formed in a shape of a letter "T" or a letter " T " in a vertical direction to the fixed portion and a stationary portion fixed to the bracket bar in a vertical direction. . The method of claim 8,
Wherein the roller bracket is provided with an assembling step to be inserted into the frame member and a female screw part in which at least one female screw is formed,
Wherein the female screw portion is protruded and protruded by an insertion dimension of an assembling end for assembling guidance of the frame member to the bracket bar.

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