JPH08326431A - Y type structural gasket - Google Patents

Abstract

PURPOSE: To promote execution efficiency by providing a monolithically molded gasket for sealing two sides of a plate glass, an inside and outside divided gasket for sealing other two sides and a corner type molding section. CONSTITUTION: A Y type structural gasket 30 for sealing the up and clown of a plate glass 22 and an inside member 41a of an inside and outside divided Y type structural gasket 40 for sealing the right and left thereof are connected in a rectangular-shape through a corner type molding section. Then, anchors 36 and 46a are driven in right 21 provided to an opening section. Then, the plate glass 22 is fitted into a U-shaped groove 33 of the gasket 30 and an uneven step section of the inside of a sealing grip 42a. An anchor 46b of an outside member 41b in the gasket 40 is driven into reglat 21, and after the plate glass 22 is held, zippers 38 and 48 are fitted into stellar grooves 39 and 49. An inclined angle A is made as an obtuse angle to promote holding force and water- tightness and, at the same time, an inclined angle B is made as an acute angle to facilite driving. By the constitution, execution can be safely and smoothly carried out, and wind resistance and water tightness can be promoted.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates generally to a gasket for sealing a window portion of a building, which is generally called a structural gasket, and more particularly to a Y-type structural gasket driven into a concrete wall portion.

[0002]

2. Description of the Related Art Conventionally, in a seal of a frame and a plate glass such as a window or a show window of a building, for a relatively large opening which is required to have airtightness, watertightness, wind pressure resistance and the like, Chloroprene rubber, silicone rubber,
Structural gaskets made of rubber such as ethylene propylene rubber have been used.

FIGS. 4 and 5 show a cross section and a mounting state of a conventional Y-shaped structural gasket 10 which is driven around an opening of a concrete wall portion 20 of a building. The conventional Y-shaped structure gasket 10 is generally an anchor that can be driven into the periphery of the concrete wall portion 20 and a pair of sealing lips 12a and 12b that define a U-shaped groove 13 into which the plate glass 22 can be inserted by defining the inner surface thereof. 16 and zipper 18
With a horizontal cross section that is formed in a substantially Y shape
Made of 11 The Y-shaped structure gasket 10 is shown in FIG.
As shown in Fig. 4, the four sides of the plate glass 18 are integrally molded in a Y-shape so that they can be held and sealed, and the corners are L-shaped.
The above-mentioned sheet glass is connected by the corner mold forming section 30C of the mold.
It forms 22 frames.

The Y-shaped structure gasket 10 is made of concrete which is recessed around the opening of the concrete wall 20 or a regret 21 which is embedded in a recessed groove.
Then, by inserting the anchor 16, the driving into the concrete wall portion 20 is completed, and the lower surfaces of the under lips 15a, 15b located below the skeleton portion 11 are brought into close contact with the surfaces of the wall portion 20 and the ligrit 21. After that, the plate glass 22 is fitted into the U-shaped groove 13 while bending the sealing lips 12a and 12b inward or outward, and then, is recessed along the longitudinal direction of the outer surface 14b of the skeleton portion 11. By fitting the zipper 18 into the groove 19 having a star-shaped cross section, the outer sealing lip 12b is elastically deformed and the gripping force of the sealing lips 12a, 12b with respect to the plate glass 22 is strengthened.

[0005]

However, the above-mentioned Y
After the mold structure gasket 10 is formed into a complete frame,
Since it is necessary to fit the plate glass 22 into the U-shaped groove 13 while bending the periphery of the sealing lips 12a, 12b with fingertips, considerable skill and labor are required, and
Accidental damage to the plate glass 22 and the sealing lip 12
There was a problem such as damage to a and 12b. When the plate glass 22 is fitted as much as possible, the sealing lips 12a, 12
The sealing lips 12a, 12b to facilitate bending of b
The inclination angle C defined by the upper surface of the is formed at an acute angle of about 90 ° or less. Therefore, although the fitting workability is good, there is a problem that the wind pressure resistance and the watertight performance are deteriorated.

Therefore, the present invention solves the above-mentioned problems of the prior art and improves the safety and easiness of the work of fitting the Y-shaped structural gasket and the plate glass, and the sealing property of the Y-shaped structural gasket itself. The object is to provide a mold structure gasket.

The object of the present invention is to provide a pair of sealing lips that define a U-shaped groove into which a plate glass can be fitted, the inner surface of which defines a pair of sealing lips, an anchor that can be driven into concrete, and a zipper. In a Y-shaped structure gasket consisting of a frame part formed in a substantially Y shape, an integrally molded Y-shaped structure gasket that holds and seals two sides of the plate glass, and the other two sides of the plate glass, The present invention is achieved by a Y-type structural gasket comprising an inner-outer surface-separated Y-type structural gasket to be sealed, and a corner-type molding part connecting the corners of each Y-type structural gasket.

The object of the present invention is also achieved by a Y-shaped structure gasket characterized in that the inclination angle defined by the upper surfaces of the pair of sealing lips is an obtuse angle.

Furthermore, the object of the present invention is achieved by a Y-shaped structural gasket characterized in that the inclination angle defined by the lower surface of the anchor is an acute angle.

[0010]

The Y-shaped structure gasket of the present invention has a pair of sealing lips that define a U-shaped groove into which a sheet glass can be inserted by its inner surface, an anchor that can be driven into a concrete wall, and a zipper. In a Y-shaped structure gasket consisting of a skeleton whose cross-sectional shape is formed in a substantially Y shape, an integrally molded Y-shaped structure gasket that grips and seals two sides of the plate glass, and the other two sides of the plate glass. It comprises an inner and outer surface split type Y-shaped structure gasket that grips and seals, and a corner type molding part that connects the corners of each Y-type structure gasket, and inserts the plate glass into the U-shaped groove. In doing so, the inner member is driven into a regrit embedded in a groove recessed along the periphery of the opening of the concrete wall portion of the inner / outer surface split Y-shaped structure gasket, and the outer member Once the plate glass is fitted without a side member, after that, the outer member is driven into a predetermined position, and each zipper is fitted into each of the star-shaped grooves to complete the fitting work of the plate glass. Further, it becomes possible to attach the plate glass extremely smoothly and safely without applying an excessive external force to the sealing lip.

Further, by sealing the two sides of the plate glass with the inner and outer surface split type Y-shaped structure gaskets, it becomes unnecessary to bend the sealing lip when inserting the plate glass, so that the sealing lip is defined. By making the inclination angle an obtuse angle, gasket performance, that is, wind pressure resistance and watertightness can be improved.

Further, the Y-shaped gasket of the present invention is
Since the inclination angle defined by the lower surface of the anchor is an acute angle, the work of driving into the concrete recess and the regrit is facilitated.

An embodiment of the Y-shaped structure gasket according to the present invention will be described with reference to the accompanying drawings. 1 and 2
The Y-shaped structural gaskets 30 and 40 of the present invention are shown in cross section, respectively. FIG. 3 is a vertical cross-sectional view for explaining a method of attaching the Y-shaped structural gaskets 30 and 40 to the concrete wall portion 20. The Y-shaped structure gasket of the present invention is roughly classified into the gasket 40 shown in FIG.
The gasket 30 shown in Fig. 2 is divided, but the common point is that a pair of sealing lips 32a, 32 defining U-shaped grooves 33, 43 into which the plate glass 22 can be fitted are defined by their inner surfaces.
b, 42a, 42b, anchors 36, 46a, 46b that can be driven into the concrete wall portion 20, and zippers 38, 48, and the body portions 31, 4 whose cross-sectional shape is formed in a substantially Y shape.
It consists of one.

Next, the difference between the gaskets 30 and 40 will be described. First, the Y-shaped structure gasket 30 (FIG. 2) integrally molded to hold and seal the two sides of the plate glass 22 is defined by the upper surfaces of the pair of sealing lips 32a and 32b as compared with the conventional gasket 10. The same configuration is adopted except for the inclination angle A and the inclination angle B defined by the lower surface of the anchor 36. That is, the body portion 31 of the Y-shaped structure gasket 30 has the pair of sealing lips 32a, 32b on the upper side, and the under lips 35a, 35b on the lower side, which adhere to the periphery of the opening of the concrete wall portion 20, and further, Anchor 46, which has a number of anchor lips 37 protruding below the under lips 35a and 35b, is further
The cross section formed along the longitudinal direction of 44b is provided with a zipper 48 that can be fitted into a star-shaped groove 49, and the cross section is formed in a substantially Y shape, while the inclination angle A is about 100 ° ~
The obtuse angle is set to about 170 °, and the inclination angle B is about 60 ° ~
It is set to an acute angle of 90 °. No member similar to the zipper 38 is provided on the inner side surface 44a of the skeleton portion 41.

Next, the inner and outer surface-separated Y-shaped structure gasket 40 (FIG. 2) for gripping and sealing the other two sides of the plate glass 22 (see FIG.
1) will be explained. In this inner / outer surface split type Y-type gasket 40, the skeleton portion 41 is divided into an inner member 41a and an outer member 41b. When these are combined, the Y-type structural gasket 30 and the cross-sectional shape are integrally formed. And the dimensions are exactly the same. That is, the pair of sealing lips 42a, 42b
The tilt angle A defined by the upper surface of the
In addition, the inclination angles B defined by the lower surfaces of the pair of anchors 46a and 46b are set to about 60 ° to 90 °, respectively. In addition, the anchors 46a, 46b include a large number of anchor lips 47a. 47b.
Is protruding. Further, a groove 49 having a star-shaped cross section is provided on the outer side surface 44b of the body portion 41 along the longitudinal direction thereof,
The zipper 48 can be fitted into the groove 49, but no member similar to the zipper 48 is provided on the inner side surface 44a thereof.

A method of mounting the Y-shaped structure gaskets 30 and 40 of the present invention configured as described above will be described below. First, as shown in FIG. 3, the integrally molded Y-shaped structure gasket 30 for sealing the upper and lower sides of the plate glass 22 and the inner and outer surface split type Y for sealing the left and right sides of the plate glass 22. Outer member of mold structure gasket 40
41b is connected and integrated so as to form a rectangular shape by using the corner-shaped molding portion 30C, and is then embedded in a groove or a groove provided along the periphery of the opening of the concrete wall portion 20. The anchors 36 and 46a are driven into the regret 21, and the U-shaped groove 33 of the integrally molded Y-shaped gasket 30 and the Y-structured gasket with the divided inner and outer surfaces.
The plate glass 22 is temporarily placed in a step defined by the inner surface of the sealing lip 42a of the inner member 41a of 40 (constituting a part of the U-shaped groove 43 formed by uniting with the inner member 41b). Insert and grip the inner surface.

Thereafter, the anchor 46b of the outer member 41b of the inner / outer surface split Y-shaped structure gasket 40 is driven into the recess or regret 21 adjacent to the anchor 46b of the inner member 41a, and the sealing lip 42a The step defined by the inner surface (the outer member 41a
(It constitutes a part of the U-shaped groove 43 formed by the combination of the plate glass 22) and the plate glass 22 is fitted and the inner surface thereof is held. Then, replace each zipper 38, 48 with each star-shaped groove 3
The work is inserted into the inside of the plates 9 and 49 to complete the work of fitting the plate glass 22.

[0018]

The Y-shaped structure gaskets 30 and 40 of the present invention are
The integrally molded Y-shaped structure gasket 30 for gripping and sealing the two sides of the plate glass 22 and the plate glass 22.
The Y-structure gasket 40 for dividing the inner and outer surfaces for gripping and sealing the other two sides of the Y-structure gasket, and the corner-molding portion 30c for connecting the corners of the Y-structure gaskets 30 and 40. The U-shaped groove 33, 43
When fitted into the inside, the inner and outer surface split type Y-type gasket
Of the 40, the inner member 41a is driven into the regret 21 embedded in a recess or a groove provided along the periphery of the opening of the concrete wall 20, and the plate glass 22 is provided without the outer member 41b. , The inner surface of the glass sheet 22 is sealed, and then the outer member 41b is driven into a predetermined position, and the zipper 38, 48 is inserted into each of the star-shaped grooves 39, 49. Since the work of fitting the plate glass 22 is completed, it becomes possible to attach the plate glass 22 extremely smoothly and safely without applying an excessive external force to the plate glass 22 and the sealing lips 32a, 32b, 42a, 42b.

Further, each Y-shaped structure gasket 30, 4 of the present invention
0, since the inclination angle A defined by the upper surfaces of the pair of sealing lips 32a, 32b, 42a, 42b is an obtuse angle, the gripping force with respect to the plate glass 22 is increased, and therefore the wind pressure resistance and watertightness thereof are improved. improves.

Further, each Y-shaped structure gasket 3 of the present invention
Since the inclination angles B 1 defined by the lower surfaces of the anchors 36, 46a, 46b are acute angles 0, 40, it becomes easy to drive the concave portion of the concrete or the ligrit 21.

[Brief description of drawings]

FIG. 1 is a cross-sectional view of an integrally molded Y-shaped structural gasket of the present invention.

FIG. 2 is a cross-sectional view of a Y-shaped structure gasket having a split inner and outer surface of the present invention.

FIG. 3 is a vertical cross-sectional view for explaining a method of attaching the Y-shaped structure gasket of the present invention.

FIG. 4 is a cross-sectional view of a conventional Y-shaped structure gasket.

FIG. 5 is a vertical cross-sectional view for explaining a method of mounting a conventional Y-shaped structure gasket.

[Explanation of symbols]

10 Conventional Y-shaped structure gasket 11 Body part 12a, 12b Sealing lip 13 U-shaped groove 15a, 15b Under lip 16 Anchor 17 Anchor lip 18 Zipper 19 Star groove 20 Concrete wall part 21 Regrit 30 Integrally molded Y of the present invention Molded structure gasket 40 Inner / outer surface split type Y-shaped structure gasket of the present invention 31, 41 Body part 32a, 32b, 42a, 42b Sealing lip 33, 43 U-shaped groove 35a, 35b, 45a, 45b Under lip 36, 46a, 46b Anchor 37,47a, 47b Anchor lip 38,48 Zipper 39,49 Star groove

Claims (3)

[Claims] 1. A U-shaped groove (33) into which a plate glass (22) can be fitted.
A pair of sealing lips (32a, 32b, 42a, 42b) that define the inner surface of (34), anchors (36, 46a, 46b) that can be driven into concrete (20), and zipper (38,
48), and a Y-shaped structural gasket consisting of a body part (31, 41) whose cross-sectional shape is formed in a substantially Y shape, an integral molding that grips and seals two sides of the plate glass (22). Y-shaped structural gasket (30), inner and outer surface split type Y-shaped structural gasket (40) that grips and seals the other two sides of the plate glass (22), and each of the Y-shaped structural gaskets (30, 40) Corner-shaped molding part (3
0c), and a Y-shaped structure gasket comprising: 2. The pair of sealing lips (32a, 32b, 42)
The Y-shaped gasket according to claim 1, wherein the inclination angle (A) defined by the upper surface of a, 42b) is an obtuse angle. 3. The Y-shaped structure gasket according to claim 1, wherein the inclination angle (B) defined by the lower surface of the anchor (36, 46a, 46b) is an acute angle.