KR102579038B1 - Drawer assembly - Google Patents

Abstract

The present invention relates to a drawer assembly that is drawn in and out of a drawer. More specifically, the present invention relates to a drawer assembly that has a simple composition and structure, has high product competitiveness, and has no risk of inoperability due to damage. The drawer assembly according to the present invention comprises: a main body including a bottom plate, a front plate, a rear plate, and both side plates installed perpendicularly to four sides of the bottom plate; and rail members on which both of the side plates slide respectively. In the drawer assembly, an integrated rail groove is formed on the side plate. In the rail member, a rail projection which slides along the rail groove and a stopper which limits the slide movement range are formed.

Description

Drawer assembly

The present invention relates to a drawer assembly that is drawn in and out of a drawer, and more specifically, to a drawer assembly that has a simple composition and structure, has high product competitiveness, and has no risk of inoperability due to damage.

A chest of drawers is a piece of furniture used to organize and store items, and is equipped with a drawer body that holds items, and a rail member that slides the drawer body into and out of the drawer.

Here, the drawer body that is withdrawn and withdrawn from the drawer, and the rail member that slides and moves the main body for withdrawal and withdrawal are called a drawer assembly.

Conventional technologies related to chests of drawers include Registered Patent No. 10-2253663 “Drawer Chest” and Patent No. 10-2122211 “Drawer Slide Device for Restoring a Retainer to its Original Position”.

The rail member of the prior art includes an inner rail that is fixedly coupled to the side plate of the drawer, an outer rail that is fixedly coupled to the inside of the drawer, a middle rail that is inserted and coupled to the inner rail and the outer rail and moves, and a retainer that assists all of the middle rails. It is done including.

The rail member according to the prior art is made up of various components, and the structure of the components is complex. Therefore, the productivity of rail members is low and the manufacturing cost is high, making product competitiveness weak. In addition, the structure is complicated, so if it is damaged, it does not operate smoothly, and consumers who do not know the structure of the rail member often forcefully pull or push the drawer, causing the damage to the rail member to worsen and render it inoperable.

The present invention is an invention made to solve the problems of the drawer assembly according to the prior art, and provides a drawer assembly that has a simple composition and structure, has excellent product competitiveness, and does not cause inoperability due to damage. For the purpose.

The drawer assembly according to the present invention to achieve this purpose is

In a drawer assembly including a main body including a bottom plate, a front plate, a rear plate, and both side plates installed perpendicularly to four sides of the bottom plate; and a rail member on which the two side plates each slide,

An integrated rail groove is formed on the side plate,

The rail member is characterized in that a rail projection that slides along the rail groove and a stopper that limits the slide movement range are formed.

And the rail member includes a first fixing part fixed to the side wall of the drawer, a first support part protruding from the first fixing part and supported on the lower surface of the side plate, and a first support part protruding from the first fixing part. A first rail protrusion that slides in the first rail groove of the side plate, is formed to protrude in a ring shape to have elasticity on the inside of the first fixing part, and is blocked at the end of the second rail groove of the side plate to limit the slide movement range. Characterized by comprising a first stopper,

The rail member includes a second fixing part fixed to the bottom wall of the drawer, a second support part protruding from the second fixing part and supported on the side of the side plate, and a ring having elasticity on the inside of the second support part. A second stopper that has a protruding shape, slides along the first rail groove of the side plate, and is blocked at the end of the first rail groove to limit the slide movement range, and a plurality of reinforcements that protrude from the outside of the second support portion. It includes spokes, and the second stopper is formed on the rear side adjacent to one of the plurality of reinforcing spokes,

An insertion groove into which the edge of the bottom plate is inserted is formed on the inner surface of the lower side of the side plate, and a locking portion that catches the outer surface of the rear plate is formed on the inner surface of the rear side.

The drawer assembly according to the present invention has a rail groove formed integrally with the side plate of the drawer body, and the rail member fixedly coupled to the inside of the drawer is a product formed with rail protrusions and a stopper. The composition is simple and the structure is simple, resulting in high productivity. , the product has a low manufacturing cost and is easy to install, and is highly competitive with similar products. It is a product with no risk of malfunction as there is little risk of damage even when the drawer body is repeatedly pulled in and out, contributing to industrial development. It's a very useful invention.

Figure 1 is a perspective view showing the retracting and withdrawing state of the drawer body in the drawer assembly according to the present invention.
Figure 2 is a perspective view of the drawer body and rail member separated.
Figure 3 is a perspective view showing another example of a rail member.

Hereinafter, the drawer assembly according to the present invention will be described in more detail with reference to the drawings.

Before describing the drawer assembly according to the present invention in more detail,

Since the present invention can be subject to various changes and can have various forms, implementation examples (or embodiments) will be described in detail in the text. However, this is not intended to limit the present invention to a specific disclosed form, and should be understood to include all changes, equivalents, and substitutes included in the spirit and technical scope of the present invention.

In each drawing, the same reference signs, especially the tens and ones digits, or the same tens, one's, and alphabets, indicate members having the same or similar functions, and unless otherwise specified, each of the drawings The member indicated by the reference sign can be understood as a member that complies with these standards.

In addition, in each drawing, the components are expressed exaggeratedly large (or thick), small (or thin), or simplified in size or thickness in consideration of convenience of understanding, etc., but as a result, the scope of protection of the present invention is interpreted as limited. It shouldn't be.

The terms used in this specification are merely used to describe specific implementation examples (sun, aspect, aspect) (or examples), and are not intended to limit the present invention. Singular expressions include plural expressions unless the context clearly dictates otherwise. In this application, terms such as ~include~ or ~consist of~ are intended to designate the presence of features, numbers, steps, operations, components, parts, or combinations thereof described in the specification, but are not intended to indicate the presence of one or more other features. It should be understood that this does not exclude in advance the possibility of the existence or addition of elements, numbers, steps, operations, components, parts, or combinations thereof.

Unless otherwise defined, all terms used herein, including technical or scientific terms, have the same meaning as commonly understood by a person of ordinary skill in the technical field to which the present invention pertains. Terms defined in commonly used dictionaries should be interpreted as having a meaning consistent with the meaning in the context of the related technology, and unless explicitly defined in the present application, should not be interpreted in an ideal or excessively formal sense. No.

As shown in the drawing, the drawer assembly according to the present invention consists of a main body 10 and a rail member 20.

The main body 10 is composed of a bottom plate 11, a front plate 12, a rear plate 13, and both side plates 14 installed vertically on four sides of the bottom plate 11.

The bottom plate 11, front plate 12, rear plate 13, and side plate 14 of the main body 10 may be made of wood or plastic.

A handle or groove is formed on the front plate 12 so that the user can hold it.

An insertion groove into which the edge of the bottom plate 11 is inserted and supported is formed in the lower inner surfaces of the front plate 12, the rear plate 13, and both side plates 14.

The side plate 14 includes a flat portion 141 and reinforcing portions 142 vertically connected outward to four edges of the flat portion 141.

Holes 145 may be formed in the flat portion 141 to save materials by reducing weight.

An insertion groove 143 into which the bottom plate 11 is inserted and supported is formed in the lower inner surface of the flat portion 141, and an insertion groove 143 is formed on the lower side of the insertion groove 143 to expand the support area of the bottom plate 11. An extension portion 144 may be formed, and a locking portion 146 that catches the outer surface of the rear plate 13 may be formed on the rear inner surface.

A rail groove is formed in the lower outer surface of the flat portion 141. Here, one or two rail grooves may be formed. When two rail grooves are formed, the lower one is called the first rail groove 147, and the upper one is called the second rail groove 148.

The front of the main body 10 is fixedly coupled to the side or rear of the front plate 12 through pieces or tacks, and the rear is fixed to the side or rear of the back plate 13 through pieces or tacks.

The rail member 20 is fixedly coupled to the bottom wall or side wall of the drawer through a piece or bolt, and guides the sliding movement of the main body 10, allowing the main body 10 to be withdrawn or retracted from the drawer. The rail member 20 fixedly coupled to the side wall of the chest of drawers is called the first rail member 20A, and the rail member 20 fixedly coupled to the bottom wall of the chest of drawers is called the second rail member 20B.

The first rail member (20A) includes a first fixing part (21a) fixed to the side wall of the drawer with a piece or bolt, and protrudes from the inner surface of the first fixing part (21a) to form a lower part of the side plate 14. A first support part (23a) supporting the surface, and a first rail groove (147) of the side plate (14) that protrudes from the inner surface of the first fixing part (21a) on the upper part of the first support part (23a). A first rail protrusion (25a) that is inserted into and slides around, and a second rail of the side plate (14) that protrudes from an upper portion of the first rail protrusion (25a) on the inner surface of the first fixing part (21a). It is inserted into the groove 148 and slides, and includes a first stopper 27a that is blocked by the end 148a of the second rail groove 148 to limit the slide movement range of the main body 10.

Reinforcement spokes 24a may be formed at the lower part of the first support portion 23a to reinforce strength.

The first stopper (27a) is formed to protrude in a round ring shape and has elasticity, so that when the main body (10) is pushed into the doorway of the drawer and assembled to the rail member (20), the first stopper (27a) is the first stopper (27a). It is forced to ride over the blocked end of the 2nd rail groove (148) and is seated in the 2nd rail groove (148).

At this time, the first stopper (27a) has a structure in which the front side has a gentle slope and the rear side has a steep slope, so that when the drawer is pushed into the doorway of the drawer and assembled, the second rail groove 148 is blocked. The end (148a) easily passes over the gently sloping part (28a) of the first stopper (27a), and when the main body (10) is pulled out from the drawer, the rear closed end (148a) of the second rail groove (148) is It is blocked by the steeply inclined portion 29a of the first stopper 27a, preventing it from easily falling over, thereby preventing the main body 10 from being separated from the drawer.

The second rail member (20B) includes a second fixing part (21b) fixed to the bottom wall of the drawer with a piece or bolt, and a protruding upper surface of the second fixing part (21b) to form the side plate (14). A second support part (23b) supporting the side surface of the second support part (21b), which protrudes inward from the second support part (23b) on the upper surface of the second fixing part (21b) to support the lower surface of the side plate (14). The support protrusion 25b and the second fixing part 21b are formed to protrude from the inner surface and are inserted into the first rail groove 147 (the second rail groove 148 is also possible) of the side plate 14 and slide. It includes a second stopper (27b) that moves and is blocked by the end (147a) of the first rail groove (147) to limit the slide movement range of the main body (10).

Reinforcement spokes 24b may be formed on the outer surface of the second support portion 23b to reinforce strength.

A third rail groove into which the support protrusion 25b is inserted and slides may be formed on the lower surface of the side plate 14.

The second stopper (27b) is formed to protrude in a rounded ring shape and has elasticity, so that the second stopper (27b) is forced to ride over the blocked end (147a) of the first rail groove (147). ) is settled on. The second stopper (27b) also has a structure of a gently sloping portion (28b) at the front and a steep sloping portion (29b) at the rear.

Here, the second stopper (27b) is formed at the rear adjacent to the reinforcing spoke (24b), so that it is elastically deformed relatively easily when pressure is applied from the front to the rear side, and when pressure is applied from the rear to the front side, the reinforcing spoke (24b) is formed at the rear adjacent to the reinforcing spoke (24b). (24b) supports the second stopper (27b) to resist elastic deformation. Therefore, when the main body 10 is pushed into the doorway of the drawer to assemble the main body 10, the second stopper 27b is elastically deformed by being pressed against the blocked end 147a of the first rail groove 147, so that it easily goes over the first rail groove 147. ) is settled on. And when the second stopper (27b) hits the blocked end (147a) of the first rail groove (147) in the process of withdrawing the main body (10) from the drawer, the second stopper (27b) resists elastic deformation, thereby The stopper 27b does not go beyond the blocked end 147a of the first rail groove 147, thereby preventing the main body 10 from being separated from the drawer.

The side plate 14 and the rail member 20 may be made of any one of wood, synthetic resin, and metal. In terms of productivity and manufacturing cost reduction, it is advantageous to use synthetic resin for injection molding, in terms of durability, it is advantageous to extrude or press mold with metal, and in terms of texture and interior design, it may be advantageous to process and mold wood.

When shock is repeatedly applied to the rail member 20 while the main body 10 is withdrawn from the drawer 1, the bolt B that secures the rail member 20 to the drawer is gradually loosened.

Accordingly, the present invention prevents the bolt (B) from loosening by introducing a loosening prevention structure to the bolt (B) and the nut member (N).

Hereinafter, the loosening prevention structure of the bolt (B) and the nut member (N) will be described with reference to FIG. 4.

The bolt (B) consists of a head (B11) and a pin portion (12), and a drawing hole (B13), a receiving groove (B14), and a tool groove (B15) are formed in the vertical direction from the bottom.

The core member (B2) is inserted into the outlet hole (B13) and can be drawn in and out of the lower part of the bolt (B).

The head (B22) of the core member (B2) is elastically supported by the first spring (B23) embedded in the receiving groove (B14) of the bolt (B), so that the core member (B2) resists the force to move in the upward direction. Receive. The head B22 of the core member B2 can move up and down in the receiving groove B14 and the tool groove B15 of the bolt B.

At the lower end of the core member (B2), locking pieces (B21) are provided that are pivotably hinged and elastically supported to rotate upward. A torsion spring can be used to elastically support the locking piece (B21) so that it rotates upward.

The locking piece B21 has a length that protrudes outward from the pin portion 12 of the bolt B when unfolded in the horizontal direction, and its end may be sharp.

The nut member (N) has a fastening hole (N1) formed therein into which the pin portion (B12) of the bolt (B) is inserted and fastened, and the lower part of the fastening hole (N1) is blocked.

A screw tab is formed on the inner wall of the fastening hole (N1) so as to be screw-connected to a screw thread formed in the pin portion (B12) of the bolt (B).

A pressure plate (N2) is built into the lower side of the fastening hole (N1), and the pressure plate (N2) is elastically supported by a second spring (N3) and receives a force to move upward. A screw tab may not be formed on the lower side of the inner wall of the permanent fastening hole (N1) to enable smooth raising and lowering of the pressure plate (N2) and to limit the lifting range.

Referring to [B] in Figure 4, when a tool (1) such as a driver is inserted into the tool groove (B15) of the bolt (B), the head (B22) of the core member (B2) is pressed by the tool (1). The core member (B2) is lowered, and the lower end of the core member (B) is pulled out from the pin portion (B12) of the bolt (B), and the locking piece (B21) is hinged and elastically supported at the lower end of the ten member (B). ) are rotated upward so that the end of the stopper piece (B21) is located inside the pin portion (B12) of the bolt (B), so that the bolt (B) is inserted into the fastening hole (N1) of the nut member (N) and the screw The piece caught in the coupling (B21) does not interfere.

Referring to [C] in Figure 4, after tightening the bolt (B) to the nut member (N) using the tool (1) and then removing the tool (1), the first spring (B23) is connected to the core member (B2). ) acts to move the pressure plate upward, and the pressure plate (N2) exerts a force to push the lower end and the locking pieces (B21) of the core member (B2) upward by the second spring (N3).

In this way, due to the force of the core member (B2) to rise and the force that pushes the pressure plate (N2) upward, the pressure pieces (B21) are spread horizontally and the ends are pressed into the inner wall of the fastening hole (N1) of the nut member (N). do.

As the ends of the pressure pieces (B21) are embedded in the inner wall of the fastening hole (N1), the rotation of the nut member (N) of the bolt (B) is restricted, so that even if an impact is applied, the bolt (B) remains in contact with the nut member (N). will not be released.

On the other hand, when the tool (1) is inserted into the tool groove (B15), the core member (B2) descends, causing the pressure pieces (B21) to separate from the inner wall of the fastening hole (N1) and move to the inside of the pin portion (B12) of the bolt (B). By moving, the bolt B can be easily separated from the nut member N.

In explaining the present invention above, a drawer assembly having a specific shape and structure has been described with reference to the accompanying drawings. However, the present invention can be modified and changed in various ways by those skilled in the art, and such modifications and changes are within the scope of protection of the present invention. It should be interpreted as belonging to.

10: main body 11: bottom plate
12: Front panel 13: Rear panel
14: side plate 141: flat part
142: reinforcement part 143: insertion groove
144: extension 145: through hole
146: catching portion 147; 1st rail groove
148: 2nd rail groove
20: Rail members 20A, 20B: 1st and 2nd rail members
21a, 21b: 1st and 2nd fixing parts 23a, 23b: 1st and 2nd support parts
25a, 25b: 1st rail projection, support projection 27a, 27b: 1st, 2nd stopper

Claims (4)

In a drawer assembly including a main body including a bottom plate, a front plate, a rear plate, and both side plates installed perpendicularly to four sides of the bottom plate; and a rail member on which the two side plates each slide,

An integrated rail groove is formed on the side plate,
The rail member is formed with a rail protrusion that slides along the rail groove and a stopper that limits the slide movement range,

The rail member includes a second fixing part fixed to the bottom wall of the drawer, a second support part protruding from the second fixing part and supported on the side of the side plate, and a ring having elasticity on the inside of the second support part. A second stopper that has a protruding shape, slides along the first rail groove of the side plate, and is blocked at the end of the first rail groove to limit the slide movement range, and a plurality of reinforcements that protrude from the outside of the second support portion. A drawer assembly comprising spokes, wherein the second stopper is formed on a rear side adjacent to one of the plurality of reinforcing spokes. In a drawer assembly including a main body including a bottom plate, a front plate, a rear plate, and both side plates installed perpendicularly to four sides of the bottom plate; and a rail member on which the two side plates each slide,

An integrated rail groove is formed on the side plate,
The rail member is formed with a rail protrusion that slides along the rail groove and a stopper that limits the slide movement range,

The rail member includes a first fixing part fixed to the side wall of the drawer, a first support part protruding from the first fixing part and supported on the lower surface of the side plate, and a first support part protruding from the first fixing part and supporting the side surface. A first rail protrusion that slides in the first rail groove of the plate, and a first rail protrusion that protrudes in a ring shape to have elasticity on the inside of the first fixing part and is blocked at the end of the second rail groove of the side plate to limit the slide movement range. 1Drawer assembly comprising a stopper. delete The method of claim 1 or 2,
A drawer assembly, characterized in that an insertion groove into which an edge of the bottom plate is inserted is formed on the inner surface of the lower side of the side plate, and a locking portion that catches the outer surface of the rear plate is formed on the inner surface of the rear side.

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