KR200332972Y1 - Honey-comb sandwich panel - Google Patents

Abstract

The present invention has a protrusion and a valley having a contact surface contacting the plate surface of each plate between the first plate and the second plate, the first plate and the second plate arranged to face each other at a distance apart from each other along one direction It relates to a honeycomb sandwich panel which is provided with a core formed with an arc, a plurality of adhesive reinforcing grooves on the contact surface of the core to further improve the adhesion between the plate and the core.

Description

Honeycomb Sandwich Panels {Honey-comb sandwich panel}

The present invention relates to a honeycomb sandwich panel, and more particularly, to a honeycomb sandwich panel having a lightweight honeycomb sandwich structure resistant to bending or compression and usable as a heat insulating material.

In general, honeycomb sandwich panels are mainly used as exterior materials for construction and are widely used in manufacturing automobiles, aircrafts, etc., and a honeycomb or wavy core is formed between a pair of thin plates formed of metal or non-metal materials. The core and the sheet are welded or attached to each other by an adhesive or the like.

On the other hand, the conventional technology related to such a honeycomb sandwich panel is a honeycomb structure insulating member (Japanese Patent Laid-Open No. Hei 10-266378) as shown in Figure 1 and a building composite panel as shown in Figure 2 ( Korean Utility Model Registration No. 0289227) is proposed.

First, the honeycomb structure insulating member shown in FIG. 1 is formed in a wave form having a contact surface 1a formed at the top and bottom thereof, and a honeycomb structure 1 and a honeycomb structure 1 formed of a nonmetal. It consists of a metal plate (2) bonded to the contact surface (1a) and surrounding the honeycomb structure (1), and is used as a heat insulating material for vehicles, walls, ceilings or refrigerators.

However, in the conventional honeycomb sandwich panel as described above, since the contact surface 1a of the honeycomb structure 1 in close contact with the metal plate 2 is formed flat, the metal plate 2 and the honeycomb structure 1 in use are used. There is a possibility that the adhesive force between the layers is lowered and the metal plate 2 is peeled off from the honeycomb structure 1.

In addition, the composite composite panel for building shown in Figure 2 is formed in a corrugated shape, hemispherical shape at the top and bottom, the core 1 and the core (1) is formed with a recess (1a) filled with the adhesive (B), and the core (1) It is arrange | positioned so that the board surface may mutually face each other, and is comprised by the pair of board | plates 2 and 3 which are attached to the core 1 by the adhesive agent B. FIG.

However, such a conventional honeycomb sandwich panel has a problem that the plate 2, 3 and the adhesive B are separated from the core 1 at the same time and the plate 2, 3 and the core 1 are easily peeled off. And, since the recess (1a) filled with the adhesive (B) is formed hemispherically wide and deep, the adhesive (B) is used more than necessary, and a lot of time until the adhesive (B) solidifies during panel production There is a problem that the working time is lengthened by the required time.

Accordingly, the present invention is conceived in view of the above problems,

An object of the present invention is to provide a honeycomb sandwich panel that can improve the adhesion between the plate and the core by forming a plurality of adhesive reinforcing parts on the contact surface of the core in contact with the pair of plates.

Another object of the present invention is to provide a honeycomb sandwich panel which can prevent the adhesive from being wasted by attaching the plate and the core with a small amount of adhesive.

Another object of the present invention is to use a small amount of adhesive when adhering the plate and the core to shorten the time required for the plate and the core attached to the honeycomb sandwich panel to shorten the time required for panel production To provide.

1 and 2 show a conventional honeycomb sandwich panel,

3 is a perspective view showing a first embodiment of a honeycomb sandwich panel according to the present invention,

4 is a side cross-sectional view taken along line A-A of FIG. 3;

5 is a perspective view showing a second embodiment of a honeycomb sandwich panel according to the present invention.

* Description of Signs of Main Parts of Drawings *

10; First Edition 20; Second edition

30; Core 31; Contact surface

32; Protrusion 33; Adhesive Reinforcing Groove

34; Bone B; glue

Honeycomb sandwich panel according to the present invention for achieving the object as described above is disposed between the first plate and the second plate facing each other at a distance apart from each other, each plate between the first plate and the second plate In the honeycomb sandwich panel is provided with a core having a contact surface attached to the plate surface and the bone portion alternately formed along one direction, characterized in that the contact surface of the core is formed with a plurality of adhesive reinforcing grooves.

Here, in the first embodiment of the present invention, the adhesive reinforcing groove is formed with a mutually spaced apart distance along the longitudinal direction of the contact surface and is a groove formed to be inclined toward one side between the first plate and the second plate, In the second embodiment of the adhesive reinforcing groove is formed perpendicular to the transverse direction with respect to the longitudinal direction of the contact surface is formed to be inclined toward one side between the first plate and the second plate and formed spaced apart from each other along the longitudinal direction of the contact surface It is a long groove.

Hereinafter, a first embodiment and the action of the honeycomb sandwich panel according to the present invention will be described in detail with reference to the accompanying drawings.

3 is a perspective view showing a first embodiment of the honeycomb sandwich panel according to the present invention, Figure 4 is a side cross-sectional view taken along the line A-A of FIG.

As shown in these drawings, the honeycomb sandwich panel according to the present invention has a first plate 10 and a second plate 20 and a first plate 10 disposed to face each other at large distances from each other. And a core 30 provided between the second plates 20.

The first plate 10 and the second plate 20 are thin plates formed of a metal or nonmetallic material, and are disposed to face the plate surfaces at a distance apart in parallel to each other. On the other hand, a core 30 is provided between the first plate 10 and the second plate 20.

The core 30 is formed of a thin plate made of metal or nonmetal, and protrusions 32 and valleys 34 are alternately formed along one direction to form an overall waveform. And the contact surface 31 which contacts the plate surface of the 1st board 10 and the 2nd board 20 is formed in the horizontal state at each edge part of the protrusion part 32 and the valley part 34. As shown in FIG. The contact surface 31 has a plurality of adhesive reinforcing grooves 33 formed to be inclined toward one inner side between the first plate 10 and the second plate 20 at a distance from each other along the longitudinal direction of the contact surface 31. It is. Here, the adhesive reinforcing groove 33 has a circular or polygonal shape is formed to be reduced in cross-section toward the inside, the inclined direction of the adhesive reinforcing groove formed on the contact surface 31 of the adjacent protrusions 32 or valleys 34 It may be formed so as to be opposite to the inclination direction of (33), it may be formed to be inclined so that each adhesive reinforcing groove 33 is directed in various directions.

In the first embodiment of the honeycomb sandwich panel according to the present invention as described above, the contact surface 31 formed on the protruding portion 32 and the valley portion 34 of the core 30 is formed by the adhesive B. 10) and the inner plate surface of the second plate 20, respectively, and when the core 30 and the plate 10, 20 when the adhesive reinforcing groove 33 is received a small amount of the adhesive (B) by the core The adhesion between the 30 and the plates 10 and 20 is further improved. In addition, since the adhesive reinforcing groove 33 is formed to be inclined, the adhesive B in a solid state is caught by the adhesive reinforcing groove 33 when the panel is used, and the plates 10 and 20 are peeled off from the core 30. To be prevented. In addition, the adhesive (B) is not used more than necessary when the core 30 and the plate (10) (20) is bonded, the adhesive (B) is solidified quickly during the manufacturing of the panel is significantly reduced working time.

Hereinafter, a second embodiment and action of the honeycomb sandwich panel according to the present invention will be described in detail with reference to the accompanying drawings. Here, the detailed description of the same technical configuration and operation as the first embodiment of the present invention will be omitted.

5 is a perspective view showing a second embodiment of a honeycomb sandwich panel according to the present invention. As shown in this figure, in the second embodiment of the honeycomb sandwich panel according to the present invention, the adhesive reinforcing groove 33 formed in the contact surface 31 of the core 30 is transverse to the longitudinal direction of the contact surface 31. It is formed to be perpendicular to the plurality of long grooves formed with a mutual separation distance along the longitudinal direction of the contact surface 31. In addition, the adhesive reinforcing groove 33 is formed to be inclined toward one side between the first plate 10 and the second plate 20. Here, the inclined direction of the adhesive reinforcing groove 33 may be formed to be opposite to the inclined direction of the adhesive reinforcing groove 33 formed on the contact surface 31 of the adjacent protrusion 32 or the valley 34, It may be formed to be inclined alternately facing each other toward the inner side between the first plate 10 and the second plate 20 along the contact surface 31.

When the adhesive reinforcing groove 33 is formed as a long groove in this way, a small amount of adhesive is accommodated in the long groove when the core 30 and the plate 10 and 20 are bonded to each other so that the core 30 and the plate 10 and 20 ) Can further improve the adhesive force. In addition, the adhesive (B) is not used more than necessary when the core 30 and the plate 10, 20 are bonded, and the working time required for the production of the panel is quickly solidified during the manufacture of the panel. This will be significantly reduced.

The honeycomb sandwich panel according to the present invention as described above is a contact surface in contact with the plate surface of each plate between the first plate and the second plate, the first plate and the second plate arranged to face each other at a distance apart from each other The protrusion and the bone portion having a core is provided alternately along one direction, the contact surface of the core is formed with a plurality of adhesive reinforcing grooves to improve the adhesive force between the plate and the core, by attaching the plate and the core with a small amount of adhesive There is an effect that can prevent the adhesive is wasted.

In addition, by using a small amount of adhesive to adhere the plate and the core there is an effect that can reduce the time required for panel production.

Claims (3)

Each plate 10, 20 between the first plate 10 and the second plate 20, the first plate 10, and the second plate 20 arranged to face each other at a distance from each other. In the honeycomb sandwich panel is provided with a core (30) having a protrusion (32) having a contact surface (31) attached to the surface of the plate alternately formed along one direction, Honeycomb sandwich panel, characterized in that a plurality of adhesive reinforcing grooves 33 are formed in the contact surface 31 of the core 30. The method of claim 1, The adhesive reinforcing groove 33 is a groove formed along the longitudinal direction of the contact surface 31 with a mutually spaced apart and inclined toward one side between the first plate 10 and the second plate 20, characterized in that the groove. Honeycomb sandwich panel. The method of claim 1, The adhesive reinforcing groove 33 is formed to be perpendicular to the transverse direction with respect to the longitudinal direction of the contact surface 31 is formed to be inclined toward one side between the first plate 10 and the second plate 20 and the contact surface 31 Honeycomb sandwich panel, characterized in that the long grooves are formed spaced apart from each other along the longitudinal direction of the.