JP2001182448A - Glazing channel and double glazing with glazing channel - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a glazing channel for a glass pane excellent in drain performance and double glazing with the glazing channel. SOLUTION: In this glazing channel for surrounding a peripheral edge part of double glazing, and in the glazing channel for integrally arranging a soft member in an abutting part to a glass pane surface inscribed in the vicinity of an opening part of a cross-sectional almost U-shaped hard member, a part abutting to a glass pane end surface in a body bottom part of the cross-sectional almost U-shaped hard member is formed as a thick part; an intermediate part between both thick parts is formed as a thin part for arranging a drain space between a peripheral seal material between opposed two glass panes and the body bottom part; and a draining bored hole part is arranged in the thin part.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a glazing for glass plates (glazing channels) having excellent drainage performance of infiltrated rainwater, and a double glazing with grechan.

[0002]

2. Description of the Related Art In recent years, in order to create, for example, a more gentle living environment by energy saving and soundproofing, the use of double-glazed glass having heat insulating performance and sound insulating performance has been increased more frequently than ever before, and it has been remarkably spread. Among these, in such a multi-layer glass, while improving the sealing property or protecting the end portions of the glass plate-like body and the multi-layer glass, etc., it is also possible to form the glass plate-like body and the sash frame of the laminated glass, the multi-layer glass, etc. It has been proposed to try to make the installation work of simplicity and efficiency easier.

[0003] Conventional Grechan attached to the periphery of the double-glazed glass is made of soft vinyl chloride, hard vinyl chloride,
Alternatively, it is composed of these integrally molded products, but if the moisture that has entered between the glass plate and Grechan does not escape when it is attached to the peripheral edge of the glass plate, the sealing material filled in the peripheral edge of the multilayer glass plate There was a possibility that the surface was immersed for a long period of time, the sealing property was deteriorated, and the function of the double glazing was impaired. Conventionally, in order to prevent this, a hole is formed at a constant pitch in the bottom of the hard vinyl chloride portion of Grechan to make it difficult for water to accumulate, and a measure for allowing moisture to escape from the hole is generally taken. . (JP-A-8-193
469, JP-A-8-338178 and JP-A-11-13355)

[0004]

However, a fixed portion is provided at the bottom of the hard vinyl chloride portion of the Grechan described in JP-A-8-193469, JP-A-8-338178, JP-A-11-13355 and the like. The measure with holes provided at the pitch can be expected to have a certain moisture drainage function, but under severe use conditions such as top lights or when the sealing surface is almost flush with the end surface of the multi-layer glass sheet, A small gap is generated between the seal and the seal, and it is easy for water to collect locally without draining,
As described above, there is a possibility that the sealing portion may be adversely affected, such as causing mold and algae.

[0005]

SUMMARY OF THE INVENTION The present invention has been made in view of the above-mentioned problems, and has a structure in which a Grechan is attached to a peripheral edge portion of a glass plate, a laminated glass, or a multi-layer glass plate. In this case, it is easy to discharge moisture that has invaded between the glass plate and the Grechan so that the water does not accumulate in the portion, and when attaching the glass plate to a sash, the work of fitting these glass plates is easy. It is also an object of the present invention to exhibit high water tightness and high mounting force in a portion fitted to a sash, and to maintain the performance thereof for a long period of time.

Further, the peripheral surface of the glass plate, laminated glass or double-glazed glass has a holding force capable of preventing breakage and deterioration of sealing property during storage, transportation, movement, mounting and the like. It is another object of the present invention to easily and efficiently protect and seal the end face.

That is, the present invention relates to a Grechan which surrounds a peripheral portion of a double-glazed glass, in which a soft member is provided at a contact portion with a glass plate surface inscribed near an opening of a hard member having a substantially U-shaped cross section. In the integrally provided Grechan, a portion of the bottom of the hard member having the substantially U-shaped cross section that comes into contact with the end face of the glass plate is a thick portion, and a middle portion between the two thick portions is a gap between two opposing glass plates. And a thin portion provided with a space for drainage between the peripheral sealing material and the bottom of the main body, and a perforated portion for draining water in the thin portion.

[0008] Alternatively, the present invention is the above-mentioned Grechan in which a projection is provided from the inner surface side of the bottom as a thick portion of the bottom of the main body, and the projection is brought into contact with an end surface of the glass plate.

[0009] Alternatively, the present invention is the above-mentioned Grechan in which a hollow portion or a groove is provided in the thick portion or the protruding portion of the bottom portion for inserting a corner member for connecting ends of the Grechans at right angles to each other. .

[0010] Alternatively, the present invention provides a method in which the Grechan is surrounded by the entire periphery of the glass plate such that the thick portion of the Grechan comes into contact with the end face of the glass plate, and is provided between the inner surface of the bottom of the Grechan body and the sealing material. This is a double-glazed glass with Grechan that drains rainwater that has entered as a drainage channel through a drainage hole provided at the bottom of the main body.

[0011]

FIG. 1 is a side sectional view showing a structure in which a double-glazed glass with Grechan according to the present invention is mounted on a sash frame.

In the Grechan 1, a soft member 2 is bonded or integrally provided at a contact portion with a glass plate 22 inscribed in the vicinity of an opening of a hard member 3 having a substantially U-shaped cross section. The portions of the bottom body 4 of the rigid member 3 that are in contact with the end faces of the respective glass plates 22 constituting the double-glazed glass 21 are referred to as thick portions 5 and 5. The middle of the thick portions is a sealing material 25 filled in the periphery between the two glass plates 22 facing each other.
A thin portion 10 having a drainage space 11 provided between the thin portion 10 and the main body bottom portion 4 of the hard member 3 of the Grechan 1, and a drain hole 9 is provided in the thin portion 10. The position of the drain hole 9 is determined by the thin portion 1
0 may be provided at an appropriate position.

The double-glazed glass 21 comprises
The load is supported by the thick portions 5, 5 of the bottom 4 of the Grechan 1 that abut against the end faces of the two glass plates 22, 22 that constitute.

The space 11 between the thin portion 10 of the bottom 4 of the Grechan 1 and the sealing material 25 of the double glazing 21 is
It serves as a discharge path for water droplets due to rainwater or dew condensation that has entered between the Grechan 1 and the multi-layer glass 21, and water in the discharge path is discharged outside the Grechan 1 by water drain holes 9 provided at predetermined intervals in the thin portion 10 of the bottom 4. Is done.

Further, since the gap in the drainage space 11 is not very small, even if it remains slightly as a water droplet, it does not come into contact with the sealing material 25 of the multi-layer glass 21 and the sealing material 2
5 can be prevented from deteriorating.

The hollow portion 6 provided in the thick portion 5 is provided with a corner member 15 for connecting the ends of the Grechan 1 when the Grechan 1 is provided on four sides of the double-glazed glass 21.
Hole for inserting

The double-glazed glass 21 to which the Grechan 1 is attached has a thickness at the thick portions 5 and 5 at the bottom of the Grechan, so when the glass is attached to the sash frame 30 as shown in FIG. Compared with the case where the setting block 32 is conventionally provided, there is no need to particularly provide the setting block 32. If necessary, the liner 31 for adjusting the thickness is sashed to the lower side of the double-glazed glass 20 with the gre-chan. What is necessary is just to provide with an appropriate space | interval between the frames 30.

Also, when the vertical side of the double-glazed glass 20 with Grechan is provided on the sash frame 30, the thick portion 5 of the Grechan 1 eliminates the need for the spacer block conventionally used between the sash frame 30 and the Grechan 1. became.

The double-glazed glass 21 comprises two glass plates 2
2 and 22 are opposed to each other, and a spacer 23 is provided at a peripheral portion of the spacer 23 so as to maintain an interval between the glass plates 22 and 22. The spacer 23 is filled with a desiccant 26 and an air layer 27 is provided.
Let the air inside dry. The spacer 23 and the glass plates 22 provided on both surfaces thereof are adhesively sealed with a primary sealing material 24 such as butyral, and the space surrounded by the outer peripheral side of the spacer 23 and the glass plates 22 is provided with thiochol. , Etc., and sealed.

Next, FIGS. 2 (a) to 2 (c) show Grechan 1 and the double-glazed glass 2 with Grechan of the present invention, respectively.
0 shows another embodiment.

The double-glazed glass 20 with Grechan, shown in FIG. 2A, has a substantially H-shaped cross section composed of the thick portions 5, 5 and the thin portion 10 of the bottom 4 of the Grechan 1. Not only the drainage space 11 is provided between the thin portion 10 and the sealing material 25 of the multilayer glass 21, but also a space is provided below the thin portion 10, and the hollow portion 6 is provided in the thick portion 5. It is not a shape.

Next, the double-glazed glass 20 with Grechan shown in FIG. 2 (b) is formed by changing the shape of the thick part 5, 5 and the thin part 10 of the bottom 4 of the Grechan 1 shown in FIG. And has a shape that does not have the hollow portion 6 in the thick portion 5.

Subsequently, the double-glazed glass 20 with Grechan shown in FIG. 2 (c) is formed by forming the bottom 4 of the Grechan 1 from the thick portions 5, 5 and the thin portion 10 into a substantially concave cross section. In this case, the hollow portion 6 is formed in the thin portion 10.

FIGS. 3A to 3C show still another embodiment of the Grechan 1 or the double-glazed glass 20 with Grechan, respectively, of the present invention, wherein the thickness of the bottom 4 of the Grechan 1 is shown. Protrusions 8, 8 are provided from the inner surface side of the bottom 4, and the protrusions 8, 8 are brought into contact with the end surface of the glass plate 22.
The load is supported.

For example, Grechan 1 shown in FIG.
Alternatively, the double-glazed glass 20 with Grechan is
Triangular projections 8 are provided diagonally inward from both corners on the inner surface side of the bottom 4 of the base 4 so that the projections 8 and 8 are brought into contact with the end faces of the double-glazing 21. , 8
The space between the thin portion 10 and the sealing material 25 of the double-layer glass 21 becomes the drainage space 11, and the hollow portion 6 is provided in the projection 8.

The Grechan 1 shown in FIG.
Trapezoidal projections 8, 8 are provided from the bottom 4 near both corners on the inner surface side of the bottom 4 of the Grechan 1 so that the projections 8, 8 are brought into contact with the end face of the glass plate 22, and The drainage space 11 is formed between the portions 8, 8 and between the thin portion 10 and the sealing material 25 of the double glazing 21, and the projection 8 has a shape without the hollow portion 6.

The Grechan 1 shown in FIG.
Hollow portions 6 and 6 are provided in trapezoidal projections 8 and 8 provided on the bottom 4 of the Grechan 1 in FIG. 3B.

FIGS. 4A and 4B show still another embodiment of the Grechan 1 or the double-glazed glass 20 with Grechan, respectively, of the present invention. A groove 7 is provided for inserting a corner member for connecting the ends of 1, 1 at right angles.

As an example, first, in the Grechan 1 shown in FIG. 4 (a), grooves 7, 7 are provided from the lateral outer side of the thick part 5 near the corner of the bottom 4 of the Grechan 1, and the multi-layer glass plate 21 is formed. When the Grechan 1 is provided on four sides, corner members 15 for connecting the ends of the Grechan 1 as shown in FIGS. 5A to 5C are fitted into the groove 7 and connected. It is like that.

Also, Grechan 1 shown in FIG.
Grooves 7 are provided on the bottom of the bottom 4 of the Grechan 1 near the corner of the thick part 5 outside the corner. When the Grechan 1 is provided on four sides of the glass plate in the same manner as above, the Grechan 1
5 (a) to 5 (c) for connecting the end portions of FIG.

Each of the Grechan 1,
In the case of attaching a product obtained by cutting both ends of the right angle at right angles, as shown in FIG.
··············································································································································· L-shaped Figure 5
As shown in FIG. 5 (a), a single protruding portion as shown in FIG.
What has two protrusion-shaped parts like (c) should just use suitably.

As shown in FIG. 6, when butting both ends of the Grechan 1 at 45 degrees is to be butt-joined, an adhesive or an adhesive tape or the like is used to prevent the butting portion of the Grechan 1 from coming off. Good.

As a method of joining the butting corners, a welding method using ultrasonic waves or a heat fusion method can be used other than the method using the adhesive.

The double-glazed glass with grechan 20 described above is mounted in the opening of the sash frame 30 having a substantially H-shaped cross section. The liner 31 for fine adjustment of the gap is provided on the lower side of the double-glazed glass 20 with grechan. And the sash frame 30 is not provided continuously, and at least two
It is sufficient to provide about pieces. The upper end of the sash frame 30 holds the outside of the side wall of the soft member 2 of the Grechan 1.

Incidentally, as for the hard member 3 having a U-shaped cross section surrounding the peripheral surface and the end surface of the glass plate, the laminated glass or the laminated glass, the peripheral surface and the end surface of the laminated glass are subjected to an external pressure such as an impact or the like. It is made of a hard material, thickness, size, shape, and the like that has a function and strength to have at least both hardness for protecting against external force and moisture such as moisture and elasticity for sandwiching the peripheral surface and the end surface of the glass.

Further, the above-mentioned Grechan 1 is arranged so as to surround the peripheral surface and the end surface of the double-glazed glass 21.
By providing the entire periphery or the periphery of the double-glazed glass 21, it is easy to discharge water that has entered between the glass plate and the Grechan, so that the water is not accumulated in the portion, and the glass plate is attached to a sash. At this time, the work of inserting these glass plates is easy, and high water tightness and high mounting force are exhibited in the portion to be inserted into the sash, and they can maintain performance for a long time.

Further, since the gap in the drainage space 11 is not very small, even if some water droplets are left and remained, they do not come into contact with the sealing material 25 of the multi-layer glass 21 and the sealing material 25 Can be prevented from deteriorating due to factors such as mold due to moisture or the like.

Furthermore, not only is the work of mounting the Grechan 1 extremely simple and the complicated work on site is eliminated, but also the moving, transporting, storage, and mounting on the sash frame 30 especially as the double-glazed glass 20 with Grechan. The handling of work and the like is extremely simple and efficient, the glass is more protected, and there is no damage or the like, and the glass has a greater effect in the double glazing 21 having a larger weight and a larger area. is there.

As the multi-layer glass 21, tempered glass or glass with increased strength, bent glass, glass with various functional films, colored glass, or the like can be used.

Further, the glass may be inorganic or organic, or a combination thereof.

Furthermore, it is excellent in long life and durability, and when it is attached to the glass, in particular, a double glazing, it is possible to work simply and efficiently and to have a sufficient holding power.

Further, damage prevention, water resistance, etc. of the peripheral surface side and the end surface of the glass, which serve as the rigid member 3 having a substantially U-shaped cross section and the soft member 2 having a substantially U-shaped cross section, respectively. Can be greatly enhanced.

Further, the double-glazed glass 20 with Grechan
However, it is easy to move, transport and store even if the weight and area are increased.

Further, handling is extremely excellent, for example, the work of attaching the sash frame 30 to the sash frame 30 can be smoothly performed by fitting the sash frame 30 at the substantially U-shaped section.

In addition, the increased strength and durability, and the high watertightness and the high mounting force are useful for maintaining the quality of the double glazing, especially for a long period of time.

Although the present invention has been described with reference to various embodiments, the present invention is not limited to these embodiments.

In the figure, the hard portion 3 having a substantially U-shaped cross section of the Grechan 1 is made of a hard resin, and the soft members 2 provided at both ends on the opening side of the U-shaped cross section are made of a soft resin. Is preferably made of polyvinyl chloride (PVC), but is not limited thereto.

When surrounding the peripheral edge surface and the end surface of the double-glazed glass, it may be provided on the entire periphery or a partial periphery of the double-glazed glass.

[0049]

According to the present invention, when Grechan is attached to the peripheral edge portion of a laminated glass or a multi-layer glass plate, the water which has entered between the glass plate and Grechan is easily discharged, and this portion is removed. In addition to preventing accumulation, when attaching the glass plates to the sash, the work of fitting these glass plates is easy, and high watertightness and high mounting force are exhibited in the fitting portion to the sash. Performance can be maintained for a long time.

Further, since the gap in the drainage space is not very small, even if a small amount of water remains as a water droplet, it does not come into contact with the sealing material of the multi-layer glass, and is deteriorated due to factors such as mold due to moisture in the sealing material. Can be prevented.

Further, since the double-glazed glass with Grechan has a thickness at the thick portion at the bottom of the Grechan, it is not necessary to provide a setting block, which has been conventionally performed well, when mounting on a sash frame. If necessary, a liner for adjusting the thickness may be provided at an appropriate interval between the lower side of the double-glazed glass with Grechan and the sash frame.

When the double-glazed glass with Grechan is provided on the vertical side of the sash frame, the thick portion 5 at the bottom of the Grechan eliminates the need for the spacer block used between the sash frame and Grechan.

Furthermore, since Grechan has integrally molded or bonded the resin of the U-shaped hard portion and the soft portion, protection of the glass peripheral surface side and edge portions, such as damage resistance, and sealing, such as water resistance, have been achieved. Therefore, even if the double-glazed glass with Grechan is increased in weight and area, it can be easily moved, transported and stored.

The handling of the double-glazed glass with Grechan is extremely excellent, for example, the work of attaching the double-glazed glass to the sash is smooth. In addition, the double-glazed glass with increased strength and durability and high watertightness and high mounting force are provided. The present invention can provide a Grechan for double-glazed glass that can withstand high quality, especially long-term use.

[Brief description of the drawings]

FIG. 1 is a side sectional view showing a structure in which a double-glazed glass with Grechan of the present invention is mounted on a sash frame.

FIGS. 2A to 2C are side sectional views showing modified examples of the Grechan according to the present invention.

3 (a) to 3 (c) are side sectional views each showing an embodiment of a Grechan in which a projection is provided on an inner surface of a bottom of a main body of the Grechan of the present invention.

4 (a) and 4 (b) are side sectional views showing Grechan of the present invention each having a mounting groove for a corner member.

FIGS. 5A to 5C are side views or perspective views showing various shapes of corner members connecting corner portions of Grechan.

FIG. 6 is a plan view of a double-glazed glass with a Grechan which is attached to the periphery of the double-glazed glass with a Grechan whose end is cut at 45 degrees.

FIG. 7 is a plan view of a glazed double-glazed glass in which a grechan whose edge is cut at a right angle is attached to the periphery of the double-glazed glass using a corner member.

FIG. 8 is a side sectional view showing a structure in which a conventional double-glazed glass with Grechan is attached to a sash frame.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Grechan 2 Soft member 3 Hard member 4 Bottom part 5 Thick part 6 Hollow part 7 Groove part 8 Projection part 9 Drain hole 10 Thin part 11 Drainage space 15 Corner member 20 Double glass with grechan 21 Double glass 22 Glass plate 23 Spacer 24 Primary seal 25 Secondary seal 26 Desiccant 27 Dry air layer 30 Sash frame 31 Liner 32 Setting block

 ──────────────────────────────────────────────────続 き Continued on front page F term (reference) 2E016 BA01 BA10 CA01 CB01 CC02 DA06 DB03 DC01 DD07 DE02 4G061 AA13 AA18 AA25 BA01 CB02 CB16 CD02 CD27

Claims (4)

[Claims] 1. A Grechan that surrounds a peripheral edge portion of a double-glazed glass, wherein a soft member is integrally provided at a contact portion with an inscribed glass plate surface near an opening of a hard member having a substantially U-shaped cross section. In the Grechan, the portion of the main body of the hard member having a substantially U-shaped cross section is in contact with the end surface of the glass plate as a thick portion, and the middle of both thick portions is a seal of a peripheral edge between two opposing glass plates. A grechant, characterized in that as a thin portion having a space for drainage provided between a material and a bottom portion of the main body, a perforated portion for draining water is provided in the thin portion. 2. The body according to claim 1, wherein a projection is provided as a thick portion of the bottom of the main body from an inner surface side of the bottom, and the projection is brought into contact with an end surface of the glass plate. Grechan. 3. A hollow portion or a groove portion for inserting a corner member for connecting ends of the Grechan at right angles to the thick portion or the projecting portion of the bottom portion. Grechan according to any of the above. 4. The Grechan is surrounded by the entire periphery of the glass plate such that the thick portion of the Grechan touches the end face of the glass plate, and the space provided between the inner surface of the bottom of the Grechan body and the sealing material is drained. The double-glazed glass with Grechan is characterized in that rainwater that has penetrated is discharged from a drain hole provided at the bottom of the main body.