JP2002013356A - Door body structure - Google Patents

Abstract

PROBLEM TO BE SOLVED: To prevent the generation of a clearance between a decorative frame and a door body, to improve the design, to prevent the deterioration of the quality due to the intrusion of the rain water, and to lower the cost of the decorative frame by using a decorative mould in common. SOLUTION: A decorative frame 14 is provided so as to cover the peripheral edge of a recessed part 8 formed in a door body 1, and the decorative frame 14 has a fixed surface for abutting on a surface of the door body 1 and a recessed part abutting surface for abutting on the recessed part 8. A seal material made of the high elastic material is provided between the fixed surface of the decorative frame and the surface of the door body 1, and the seal material made of the high elastic material is provided between the recessed part abutting surface of the decorative frame and the recessed part 8.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a door structure of a door provided at an entrance of a building or the like, and more particularly to a frame structure formed on a lightweight steel door.

[0002]

2. Description of the Related Art As one of doors, there is a door made of a lightweight steel plate having a structure in which a thin steel plate is bonded to the surface of a core material.

When such a door is used as a door for a house, particularly an entrance door, a concave portion 2 is formed on the surface of the door 1 as shown in FIG. A decorative frame 3 as shown in FIG. Further, the door 1 may be provided with a window 11, and a decorative frame 12 is also attached around the window 11.

The decorative frame 3 is made of a decorative molding 4, which is a drawn material, formed in a rectangular frame shape and fixed at four corners by welding or the like to be integrated.

FIG. 6 shows a cross section when the decorative frame 3 is attached to the door 1.

The door 1 has a decorative steel plate 6 attached to the surface of a core material 5 made of paper or the like, and a decorative steel plate 7 attached to the back surface. On the front side (outdoor side) of the door 1, a rectangular recess 8 is formed in the core member 5, and a recessed decorative steel plate 9 is attached to the surface of the recess 8. The decorative frame 3 is fitted along the periphery of the concave portion 8.

The cross-sectional shape of the decorative molding 4 constituting the decorative frame 3 has a fixing surface 4a which is in contact with the decorative surface steel plate 6.
And a concave contact surface 4b that comes into contact with the concave decorative steel plate 9. The concave contact surface 4b has a step corresponding to the concave portion of the concave portion 8 with respect to the fixed surface 4a. In a state where the decorative frame 3 is fitted in the recess 8, the fixing surface 4 a
And the decorative steel plate 6 are fixed by screws or other necessary fixing means, so that the concave contact surface 4b comes into close contact with the concave decorative steel plate 9.

The window 11 has a structure in which a glass plate is fitted. The decorative frame 12 also has a function of supporting the glass plate. Therefore, a decorative molding (see FIG. Zu) had a structure different from the makeup mall 4.

[0009]

As described above, the recess 8 is formed in the door 1, but there is a processing error at the time of formation, and the recessed decorative steel plate 9 and the surface decorative steel plate 6 are not formed. May not be the same over the entire circumference of the recess 8. For this reason, as shown in FIG. 6, when the step size is larger than the predetermined size, a gap g may be generated between the concave contact surface 4b and the concave decorative steel plate 9, and the step size may be larger than the predetermined size. If it is small, although not shown, a gap may be formed between the fixing surface 4a and the decorative surface steel plate 6.

When the gap g is formed, the design is impaired, and rainwater or the like infiltrates from the gap g, causing corrosion of the surface decorative steel plate 6 and the concave decorative steel plate 9, or There is a possibility that the adhesion between the decorative steel sheet 6 and the concave decorative steel sheet 9 and the core material 5 may be deteriorated.

The decorative frame 12 is manufactured to have the same appearance in order to unify the design of the decorative frame 3 with the decorative frame 3. However, since there is a difference in function, a decorative mall having a different structure is required. There was a problem that it had to be manufactured.

In view of such circumstances, the present invention prevents a gap from being formed between the decorative frame and the door, improves the design and prevents the quality from being deteriorated due to the infiltration of rainwater, and provides a cosmetic mall. It is intended to be common and reduce the cost of the decorative frame.

[0013]

According to the present invention, a decorative frame is provided so as to cover a peripheral edge of a concave portion formed in a door body, and the decorative frame is provided with a fixing surface in contact with a surface of the door body and a concave portion in contact with the concave portion. A sealing material made of a highly elastic material is interposed between the fixing surface and the surface of the door body, and a sealing material made of a high elastic material is interposed between the contact surface of the recess and the recess; The seal material and the outer bead can be selectively attached to the concave contact surface of the decorative frame, and the decorative frame to which the outer bead is attached is used as a window glass decorative frame. Door having a plurality of projections substantially parallel to an outer edge formed on a fixing surface of the decorative frame, and a sealing material holding groove for attaching a sealing material by the projections. A hollow portion having a fixing surface, and an inner hollow portion having the concave contact surface. And a scoring groove is formed in the fixing surface of the hollow portion, and a positioning groove is formed in a position facing the scoring groove on the inner surface of the hollow portion, and the decorative frame further includes a fixing surface. Having a hollow portion having an inner hollow portion having the recess contact surface, an inner seal material holding groove for attaching a seal material to the recess contact surface is formed,
The present invention relates to a door body structure in which a slit in which the outer bead can be fitted is formed in the recess contact surface.

[0014]

Embodiments of the present invention will be described below with reference to the drawings.

1 and 2, the same components as those shown in FIG. 6 are denoted by the same reference numerals.

The decorative frame 14 shown in FIG. 1 is provided in the concave portion 8, and the decorative frame 37 shown in FIG.
The decorative frame 14, the decorative frame 37
Both are configured by assembling a decorative molding 16 having a sectional shape shown in FIG. 3 into a rectangular shape.

First, the cosmetic mall 16 will be described.

The sectional shape of the decorative molding 16 is shown in FIG.
An inclined surface 21 gently concavely curved from one end of the upper surface of the upper surface, and a substantially trapezoidal inner hollow portion 22 formed below the tip of the inclined surface 21 and between the outer hollow portion 20 and the inner hollow portion 22 It is mainly formed by the formed vertical rib portion 23.

On the upper surface of the outer hollow portion 20, a decorative groove 24 for giving a change in appearance is formed.
The positioning groove 25 is located on the inner surface of the
Are formed, and both edges of the positioning groove 25 are tapered, and the groove width d1 of the positioning groove 25 is substantially the same as the tip diameter of a stud pin described later.

The lower surface of the outer hollow portion 20, that is, the fixed surface 1
6a is formed with a ridge 26a along the outer edge.
A protrusion 26b is formed parallel to the protrusion 6a.
The outer seal material holding groove 27 is formed by the protrusion 6a and the ridge 26b, and the groove width W of the outer seal material holding groove 27 is substantially the same as the width of a seal material described later.

At the fixing surface 16a of the outer hollow portion 20, the scribing groove 2 having a V-shaped cross section is opposed to the positioning groove 25.
8 are formed, and the scribing groove 28 is positioned at the center of the width of the positioning groove 25.

A vertical deep groove 29 is formed between the outer hollow portion 20 and the rib portion 23, and a groove width d of the deep groove 29 is formed.
Numeral 2 is smaller than the outer diameter of the tapping screw, which will be described later, and serves as a pilot hole for the tapping screw. Incidentally, the deep groove 29 may be formed between the inner hollow portion 22 and the rib portion 23.

A protrusion 31 for forming an inner seal material holding groove 30 is formed on the lower surface of the inner hollow portion 22, that is, the concave contact surface 16b.
a, a ridge 31b is projected in parallel, and the width W of the inner seal material holding groove 30 is substantially the same as the width of a seal material described later. The lower surface of the inner hollow portion 22, that is, the concave contact surface 16
A slit 46 having a width S into which an outer bead to be described later can be fitted is formed in b.

Referring to FIG.

A recess 8 is formed in the core member 5, a decorative steel plate 6 is attached to the surface of the core member 5, a decorative steel plate 7 is attached to the back surface, and a decorative steel plate 9 is attached to the recess 8. Is established.

A required number of simple embedding nuts 32 are inserted along the periphery of the recess 8 from the front side of the surface decorative steel plate 6. The simple embedding nut 32 has a spring piece 33 that is reduced toward the center, and has a structure in which the tip of the spring piece 33 bites into a groove of the screw to hold the screw.

A pilot hole corresponding to the position of the simple embedding nut 32 is formed in the fixing surface 16a of the decorative frame 14. The drilling position of the pilot hole matches the scribing groove 28, and in order to correspond to the simple embedding nut 32, it is only necessary to take dimensions along the scribing groove 28. The V-groove shape of the scribing groove 28 has a function of positioning the tip of the drill.

When a pilot hole is formed, a tapping screw 34 is screwed into the pilot hole. The tip of the tapping screw 34 fits into the positioning groove 25, and the tapping screw 34 of FIG.
The inclination in the direction parallel to the paper in the middle is determined. Therefore, when the tapping screw 34 is screwed, only the inclination in the vertical direction needs to be considered.

After drilling the pilot hole or screwing in the tapping screw 34, a sealing material 35 is attached to the outer sealing material holding groove 27 by using the ridges 26a and 26b as a guide. Further, a seal member 36 is attached to the inner seal member holding groove 30 by using the protrusions 31a and 31b as guides.

The seal material 35 and the seal material 36 are made of a material having high elasticity and high deformability. For example, it is assumed that double-sided tape is previously attached to both upper and lower surfaces of the seal material 35 and the seal material 36. It is assumed that the thickness and the deformation amount of the sealing material 36 are sufficiently larger than the processing error that occurs when the concave portion 8 is formed.

The sealing material may be any material having high elasticity and high deformability. For example, it is preferably made of a soft synthetic resin such as vinyl chloride or urethane, rubber, or the like, and a sponge-like porous material is preferable.

Further, the sealing material may have a structure in which the same material is used for the sealing, or a structure in which a plurality of different materials are sealed in series, in parallel, or overlapped with each other. A structure in which sealing is performed with a composite material pre-processed and formed of a material may be employed.

The tapping screw 34 is attached to the decorative frame 14.
Is screwed into the lower hole and implanted, and the decorative frame 14 on which the sealing material 35 and the sealing material 36 are attached is attached to the recess 8.

The installation of the decorative frame 14 is completed only by pushing the tapping screw 34 into the simple embedding nut 32, and is a one-touch operation. The outer hollow portion 20
The sealing material 35 is pressed against the surface decorative steel plate 6 in a state where the seal material 35 is sufficiently compressed, and the sealing material 36
The surface of the decorative steel plate 6 and the outer hollow portion 20 and the concave portion 8 and the inner hollow portion 22 are sealed in a liquid-tight manner. Therefore, rainwater or the like is prevented from entering between the door 1 and the decorative frame 14. In addition, the processing error of the concave portion 8 is absorbed by the deformation of the seal material 35 and the seal material 36, and between the surface decorative steel plate 6 and the outer hollow portion 20, and between the concave portion 8 and the inner hollow portion 22. The generation of a gap can be prevented.

Next, FIG. 2 shows a case where a decorative frame 37 composed of the same decorative molding 16 as the decorative frame 14 described above is used as a decorative frame for a window.

A window opening 38 is formed in the door 1, the decorative frame 37 is fixed to the front surface of the window opening 38, the rear decorative frame 39 is fixed to the back surface, and the window glass 40 is formed of the decorative glass. It is sandwiched between the frame 37 and the back decorative frame 39.

An inner edge 42a is provided around the window opening 38.
Is provided, and the decorative frame 37 is fixed to the inner edge portion 42a via a tapping screw 43.
The deep groove 29 functions as a lower hole of the tapping screw 43, and the tapping screw 43 is screwed into the deep groove 29.

The outer seal material holding groove 2 of the decorative frame 37
7, the seal member 35 is attached, and the outer bead 41 is fitted in the slit 46 over the entire circumference. The outer bead 41 comes into contact with the window glass 40 in a liquid-tight manner. The screwing of the tapping screw 43 causes the sealing member 35 to be in close contact with the decorative steel plate 6 in a sufficiently bent state, thereby sealing the decorative frame 37 and the decorative decorative steel plate 6 in a liquid-tight manner.

The back side decorative frame 39 has an inner bead 44 at the inner edge thereof, which comes into contact with the window glass 40 in a liquid-tight manner, and is fixed to the window frame 42 by a countersunk bolt 45.

[0040]

As described above, according to the present invention, the decorative frame is provided so as to cover the periphery of the concave portion formed in the door body, and the decorative frame is in contact with the fixing surface in contact with the surface of the door body and the concave portion. A sealing material of a highly elastic material is sandwiched between the fixed surface and the surface of the door body, and a sealing material of a highly elastic material is sandwiched between the recessed contact surface and the recess. Since the door structure is sandwiched, the sealing material made of a highly elastic material absorbs manufacturing errors, suppresses the gap between the decorative frame and the door body, improves design and reduces quality due to rainwater infiltration. The sealing material and the outer bead can be selectively mounted on the concave contact surface of the decorative frame, and the decorative frame can be used as a window glass decorative frame by attaching the outer bead. , The makeup malls that make up the makeup frame are shared, and the cost of the makeup frame can be reduced It exhibits an excellent effect.

[Brief description of the drawings]

FIG. 1 is a sectional view taken along the line AA of FIG.
FIG.

FIG. 2 is a view corresponding to an arrow BB of FIG. 4 and showing a main part of the first embodiment.

FIG. 3 is a cross-sectional view of a cosmetic mall used in the embodiment.

FIG. 4 is a front view of a door body in which the present invention is implemented.

FIG. 5 is a front view of a decorative frame used for the door body.

FIG. 6 is a view taken in the direction of arrows AA in FIG. 4;

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Door body 6 Surface decorative steel plate 8 Concave part 9 Concave decorative steel plate 14 Decorative frame 16 Decorative molding 16a Fixed surface 16b Recessed contact surface 20 Outer hollow part 22 Inner hollow part 23 Rib part 25 Positioning groove 26a Ridge 26b Ridge 27 Outer seal Material holding groove 28 Marking groove 29 Deep groove 30 Inner seal material holding groove 31a Projection 31b Projection 34 Tapping screw 41 Outside bead

Claims (5)

[Claims] 1. A decorative frame is provided so as to cover a peripheral edge of a concave portion formed in a door body, and the decorative frame has a fixed surface that comes into contact with a surface of the door body and a concave contact surface that comes into contact with the concave portion. A sealing material made of a highly elastic material is sandwiched between the fixed surface and the door body surface,
A door structure wherein a sealing material made of a highly elastic material is interposed between the recess contact surface and the recess. 2. The decorative frame according to claim 1, wherein said seal member and said outer bead can be selectively attached to said concave frame abutting surface of said decorative frame, and said decorative frame to which said outer bead is attached is used as a decorative frame for window glass. Door structure. 3. The door according to claim 1, wherein a plurality of ridges substantially parallel to an outer edge are formed on a fixing surface of the decorative frame, and the ridges form a seal material holding groove for attaching a seal material. Body structure. 4. A hollow portion in which the decorative frame has a fixing surface,
An inner hollow portion having the recess contact surface, a scoring groove is formed on a fixing surface of the hollow portion, and a positioning groove is formed on the inner surface of the hollow portion at a position facing the scoring groove. The door structure according to claim 1. 5. A hollow portion in which the decorative frame has a fixing surface,
An inner hollow portion having the recess contact surface, an inner seal material holding groove for attaching a sealing material to the recess contact surface is formed, and the outer bead is formed on the recess contact surface. The door structure according to claim 1, wherein a slit is formed in which the can be fitted.