JP4779688B2 - Glazing channels for double glazing and double glazing with glazing channels - Google Patents

Description

The present invention relates to glazing channeling Le us and with grading channel insulating glass or the like for insulating glass made integrally a soft resin portion of the hard resin portion and the sealing property with a shape retaining property can be obtained.

  Double-glazed glass has excellent heat insulation and soundproofing effects, as well as additional functions such as solar shading and safety, so it meets today's needs for energy saving and safety. It fits well and is expected to be in great demand not only for business use but also for general household use.

  Multi-layer glass having such a function is attached by being fitted into a glass groove of a sash frame that is a member to be mounted, and usually a glazing channel is provided in order to securely fix the water-tightness. It is necessary to let

Figure 5 is an explanatory view showing a conventional example of the glazing channel to be used in this case, FIG. 6 is an explanatory diagram showing a longitudinal sectional structure in which fastening a glazing channel shown in FIG. 5 in double glazing, and 7, It is longitudinal cross-section structure explanatory drawing at the time of mounting | wearing a sash frame with the multi-layer glass through the glazing channel shown in FIG.

According to these figures, the entire glazing channel 1 has a substantially U-shaped cross section and is fixed to a peripheral portion including the end face of the multilayer glass G, and a side wall portion of the hard resin portion 2. rigid in the upper part has a soft resin portion 3 integrated with the hard resin portion 2, side wall portion 11a when mounting the multilayer glass G in the glass groove 12 of the sash frame 11, facing the other respective and 11a The soft resin part 3 and the soft latching claw 6 provided integrally on the outer surface side of the resin 2 and the soft lip 4 provided integrally on the inner surface side of the hard resin part 2 are provided. Is formed.

  Therefore, when the multi-layer glass G is fixed to the glazing channel 1, the inner end soft resin portion 3a that is the second bent portion of the soft resin portion 3 in the glazing channel 1 is used as shown in FIG. Since the gap 8 formed between the hard resin portion 2 and the multilayer glass G can be covered and the buffering action and the sealing action can be exhibited simultaneously, the airtightness between the glazing channel 1 and the multilayer glass G Watertightness can be improved. Moreover, since the press contact force can be generated by the soft lip 4 interposed between the hard resin portion 2 and the multilayer glass G, the fitting property between the glazing channel 1 and the multilayer glass G is improved. Can do.

  When the multi-layer glass G is mounted in the sash frame 11, the outer end soft resin portion which is the first bent portion of the soft resin portion 3 in the glazing channel 1 interposed as shown in FIG. 3b covers the gap 12 formed between the sash frame 11 and the multi-layer glass G, and can simultaneously exhibit a buffering action and a sealing action. It is possible to improve the air tightness and water tightness (see Japanese Patent Application Laid-Open No. 11-173016).

By the way, the multi-layer glass is shipped with the glazing channel fixed to the periphery, but when the multi-layer glass is shipped from the factory, the multi-layer glass with the glazing channel fixed to prevent the collapse of the load is a PP band. Fixed with etc. By fixing in this way, the glazing channels come into contact with each other, the upper end portion of the side wall portion of the hard resin portion 2 is crushed, and the fitting portion may be loosened when attached to the sash frame. If the fitting part between the double-glazed glass and the sash frame is loosened, not only the originally required airtightness and watertightness will not be obtained, but also the double-glazed glass will rattle when the sash is opened and closed. There is a risk of damaging the glass.

JP-A-11-173016

  The present invention has been made in view of the above circumstances, and when a multi-layer glass having a glazing channel fixed thereto is transported to the factory, the glazing channel and the multi-layer glass with a glazing channel that are not crushed are provided. provide.

In order to achieve the object, the invention according to claim 1 includes a bottom wall portion, side wall portions erected on both side edges along the length direction of the bottom wall portion, and the bottom wall portion and both sides. A glazing channel having a substantially U-shaped cross section having a receiving portion that accommodates a peripheral portion of the multilayer glass formed between the wall portion, the bottom wall portion is made of a hard resin, and the side wall portion is At least when the lower end side has a hard resin portion made of a hard resin and the upper end side of the side wall portion has a soft resin portion made of a soft resin integrated with the hard resin portion, and when the multilayer glass is attached to the sash frame A first bent portion extending to the opposite side of the receiving portion for sealing a gap formed between the side wall portion and the sash frame, and disposed on the opposite side of the receiving portion for locking the sash frame. Between the hard resin part and the multi-layer glass in close contact with the glass surface of the multi-layer glass A glazing channel that is provided between the sash frame and the double glazing and is formed between the two folds when the double glazing is attached to the sash frame. disposed at least two lips below the second bent portion of the receiving portion for sealing the that voids are hard lip one of these lips, Ri other is a soft lip der, the hard lip A glazing channel for double-glazing is provided above the soft lip and above the locking claw .

The invention according to claim 2, wherein the rigid lip definitive in claim 1 is composed of a Shore A hardness of 100 degrees or more of the hard resin, also, that the soft lip is made of 70 degrees soft resin from a Shore A hardness of 60 degrees It is characterized by.

The invention according to claim 3 is a double-glazed glass with a glazing channel attached to a sash frame via a glazing channel, and the receiving portion of the glazing channel according to any one of claim 1 or 2, Provided is a double-glazed glass with a glazing channel characterized by comprising a peripheral portion.
According to a fourth aspect of the present invention, there is provided a sash in which the multi-layer glass with a glazing channel according to the third aspect is mounted on a sash frame.

According to the present invention, since the glazing channel is not crushed when the multi-layer glass to which the glazing channel is fixed is transported to the factory, the fitting portion is loosened when the multi-layer glass is mounted on the sash frame. And sufficient airtightness and watertightness can be obtained. In addition, the double-glazed glass of the present invention does not rattle within the sash frame, and there is no risk of the double-glazed glass being damaged even when subjected to a violent impact, such as by hitting the door stop when the sash is opened or closed.

Hereinafter, preferred embodiments of the glazing channel of the present invention will be described in detail with reference to the accompanying drawings.
FIG. 1 is an explanatory view showing an example of a glazing channel 1 according to the present invention, and FIG. 2 is an explanatory view showing a longitudinal sectional structure when the glazing channel 1 shown in FIG. FIG. 3 is an explanatory view of the longitudinal sectional structure when the multi-layer glass is mounted on the sash frame through the glazing channel shown in FIG.

  According to these figures, the entire glazing channel 1 has a shape-retaining property, a hard resin portion 2 made of a hard resin fixed to a peripheral portion including the end face of the multilayer glass G, and the hard resin portion. 2 is formed with a soft resin portion 3 made of, for example, a soft resin that exhibits a flexible sealing effect.

  As shown in FIG. 1, the hard resin portion 2 in the glazing channel 1 has a bottom wall portion 2 a having an appropriate width and length, and along both side edges in the length direction of the bottom wall portion 2 a. A pair of standing side walls 2b, 2b and soft resin portions 3, 3 made of a soft resin in which the open ends of the side walls 2b, 2b are bent inward and outward, respectively. It is integrally formed. And the bottom wall part 2a and the side wall parts 2b and 2b form the receiving part 2c that accommodates the multilayer glass G, and the soft resin parts 3 and 3 are both on the receiving part 2c side and the opposite side of the receiving part 2c, respectively. It extends toward Also, at least a part of the bottom wall 2a on both side walls 2a, 2a side is formed integrally with soft resin bottom plates 7, 7 in the length direction of the bottom wall 2a.

The glazing channel 1 includes soft locking claws 6 and 6 made of a soft resin disposed on the outer surface of each side wall 2b and 2b of the hard resin portion 2, and soft lips 4 and 4 disposed on the inner surface. a top is also softer lip 4,4 and soft locking claw 6,6 a inner surface, at least a rigid lip 5,5 arranged either at the lower position equivalent to the soft resinous portion 3,3 It is formed in preparation.

  Among these, the soft resin portions 3 and 3 are second bent portions of the soft resin portion 3 in the glazing channel 1 when the multi-layer glass G is fixed to the glazing channel 1 as shown in FIG. A certain inner end soft resin part 3a, 3a covers the gap 8 formed between the hard resin part 2 and the multilayer glass G, and can simultaneously exhibit a buffering action and a sealing action. Further, as shown in FIG. 3, when the multi-layer glass G is mounted in the sash frame 11, the outer end soft resin portion which is the first bent portion of the soft resin portion 3 in the interposed glazing channel 1 By 3b and 3b, the space | gap 12 formed between the sash frame 11 and the multilayer glass G can be covered, and a buffering effect and a sealing effect can be exhibited simultaneously.

For this reason, the soft resin portions 3 and 3 ensure that the gap 12 formed between the side wall portions 11a and 11a of the sash frame 11 and the multilayer glass G when the multilayer glass G is mounted on the sash frame 11. covers are appropriately formed so that a and length can be sealed thickness in. The soft resin portion 3 in the present invention has a buffering action between the substantially U-shaped concave portion of the hard resin portion 2 that receives the multilayer glass G and the multilayer glass G, and the sash frame 11 and the hard resin portion 2 In addition to having a function of sealing between the hard resin portion 2 and the multilayer glass G, the multilayer glass G is detached from the hard resin portion 2 and from the sash frame 11 of the hard resin portion 2. There is no particular limitation on the specific shape as long as it has a function of preventing the disconnection.

The soft lip 4 is hard so as to improve the fitting property when the glazing channel 1 is fixed to the double glazing G and to exhibit a buffering effect between the double glazing G and the hard resin portion 2. It protrudes from the inner side surfaces of the side wall portions 2b, 2b of the resin portion 2 in an arrangement relationship extending laterally from the side wall surfaces. The soft lip 4 is hard from the viewpoints of workability when the multi-layer glass G is fixed to the glazing channel 1 and improvement in fitting property when the glazing channel 1 is fixed to the multi-layer glass G. It is preferably 5 ° to 30 ° downward with respect to the vertical rather than perpendicular to the side walls 2b and 2b of the resin portion 2, for example, formed at 16 °. Incidentally, the soft quality lip in this embodiment is a single, or a plurality.

Moreover, it is preferable that the space | interval L4 of the front-end | tip of the soft lips 4 and 4 is 1 mm-4 mm narrower than the thickness of the multilayer glass G. A distance L4 relative to the thickness of the insulating glass is a difference in size is less than 1mm effect of compatibility improving fitting of the glazing channel 1 and double glazing G is rather low, when there is a difference in dimension exceeding 4mm fitting of the glazing channel 1 and double glazing G is tight, it is difficult ing to fastened to the glazing channel 1 double glass G.

When the hard lip 5 is transported at the factory, etc. with the glazing channel 1 fixed to the multilayer glass, the glazing channels 1 come into contact with each other, and the upper end portions of the side walls 2b, 2b of the hard resin portion 2 are crushed. In order to prevent this, the inner side surfaces of the side wall portions 2b and 2b of the hard resin portion 2 project from the side wall surfaces in an arrangement relationship extending in the lateral direction. Further, from the workability viewpoint when hard quality lip 5 for fastening the multilayer glass G to glazing channel 1, the side wall portion 2b of the hard resin portion 2, than perpendicular to 2b, downward with respect to the vertical The angle is preferably 5 ° to 30 °, for example, formed at 12 °. The hardness quality lip in this embodiment is a single, or a plurality.

  The distance L5 between the tips of the hard lips 5 and 5 is preferably substantially equal to the thickness of the multilayer glass G or 4 mm wider. If this distance L5 is larger than the thickness of the multilayer glass by 4 mm, the glazing channels 1 come into contact with each other when the multilayer glass G is transported to the factory and the upper end of the side wall 2b of the hard resin part 2 May be crushed. Further, if the distance L5 is narrower than the multilayer glass G, the glazing channel 1 and the multilayer glass G are tightly fitted, and it is difficult to fix the glazing channel 1 to the multilayer glass G. .

The hard resin forming the glazing channel 1 is, for example, a hard vinyl chloride resin having a Shore A hardness of 100 degrees or more, and the soft resin is, for example, a soft vinyl chloride resin having a Shore A hardness of 60 to 70 degrees. Preferably there is. These resins are not limited to vinyl chloride resins, but may be urethane resins.

  FIG. 4 is an explanatory diagram showing another example of the glazing channel 1 according to the present invention. The glazing channel 1 shown in FIGS. 4A to 4D is a glazing channel 1 base having the structure shown in FIG. 1, and is a variation of the shape of the bottom wall portion 2 a, the soft lip 4, and the hard lip 5.

  The glazing channel 1 shown in FIGS. 4A to 4D has a shape in which part of both ends of the bottom wall portion 2a of the hard resin portion 2 is raised in order to improve the water resistance of the seal S of the multilayer glass G. The raised portion preferably has a dimension that does not come into contact with the seal portion S of the multilayer glass G.

  The glazing channel 1 shown in FIG. 4B has a shape in which second soft lips 10 and 10 are added to the left and right of the lower side of the soft lip in order to enhance the stability of the multilayer glass in the glazing channel. The glazing channel 1 is more suitable when the aspect ratio of the double glazing is large.

  The glazing channel 1 shown in FIG. 4C is formed by forming a hard lip tip 5a at the tip of the hard lip 5 of the glazing channel 1 having the structure shown in FIG. Channel fitting and workability are improved. Note that the second soft lips 10, 10 may be omitted.

  The glazing channel 1 shown in FIG. 4 (d) is provided with a locking claw 6 corresponding to another type of sash frame. Due to restrictions on the position and size of the locking claw 6, the hard lip 5 is attached to the soft resin portion. 3 is arranged immediately below.

  In addition, if the hard resin part 2 in this invention has the receiving part 2c which accommodates the multilayer glass G in the bottom wall part 2a and the side wall parts 2b and 2b, there will be no restriction | limiting in particular in the specific shape. The soft lip 4 has a function of improving the fitting property when the glazing channel 1 is fixed to the multilayer glass G and exhibiting a buffering effect between the multilayer glass G and the hard resin portion 2. The hard lip is brought into contact with the glazing channels 1 when transported to the factory with the glazing channel 1 fixed to the double-glazed glass, and the upper ends of the side wall portions 2b and 2b of the hard resin portion 2 As long as it has a function to prevent crushing, there is no particular limitation on the specific shape and quantity.

Next, the operation of the present invention will be described with reference to FIGS. 2 and 3, taking the glazing channel 1 shown in FIG. 1 as an example.
The multi-layer glass G is shipped from the factory with the glazing channel 1 fixed as shown in FIG. At that time, the periphery of the multi-layer glass is fixed with a PP band or the like to prevent the collapse of the load, but the soft resin portion 3b portions of the glazing channel collide with each other. Since the glazing channel 1 according to the present invention has the hard lip 5 at substantially the same height as the side opposite to the soft resin portion or below the side wall portion 2b of the hard resin portion 2, the soft resin portion 3b. Even if force is applied to the portion, the soft resin portion 3 and the hard resin portion 2 are not crushed. Such a crush prevention function can be obtained similarly using the glazing channel 1 shown in FIGS. 4 (a) to 4 (d).

Therefore, when mounting the insulating glass G in the sash frame 11, the outer end soft resin portion 3b of the soft resin portion 3 in the glazing channel 1 which has been interposed as shown in FIG. 3, the sash frame 11 Covering the gap 12 formed between the multi-layer glass G and exhibiting a buffering action and a sealing action at the same time, the airtightness and water-tightness between the sash frame 7 and the multi-layer glass G can be achieved. Can be increased.

It is explanatory drawing shown about one example of the glazing channel which concerns on this invention. It is explanatory drawing which shows the longitudinal cross-section structure at the time of fixing the glazing channel shown in FIG. 1 to a multilayer glass. It is longitudinal cross-section structure explanatory drawing at the time of mounting | wearing a sash frame with the multi-layer glass through the glazing channel shown in FIG. It is explanatory drawing shown about the glazing channel 1 of another example which concerns on this invention . It is explanatory drawing which shows the prior art example of a glazing channel. It is explanatory drawing which shows the longitudinal cross-section structure which fastened the glazing channel shown in FIG. 5 to the multilayer glass. It is longitudinal cross-section structure explanatory drawing at the time of attaching a multilayer glass to a sash frame using the glazing channel shown in FIG. 5 for glass.

Explanation of symbols

G: Multi-layer glass, S: Seal part 1: Grazing channel,
2: hard resin part, 2a: bottom wall part, 2b: side wall part, 2c: receiving part,
3: Soft resin part, 3a: Inner end soft resin part, 3b: Outer end soft resin part,
4: Soft lip
5: Hard lip, 5a: Hard lip tip,
6: Soft locking claw,
7: Soft resin bottom plate,
8: void,
10: second soft lip, 11: sash frame, 12: gap.

Claims (4)

A bottom wall portion, side wall portions erected on both side edges along the length direction of the bottom wall portion, and a peripheral portion of the multilayer glass formed between the bottom wall portion and both side wall portions. A glazing channel having a substantially U-shaped cross section having a receiving portion for receiving,
The bottom wall portion is made of hard resin, and the side wall portion has a hard resin portion made of hard resin at least on the lower end side and a soft resin portion made of soft resin with the upper end side of the side wall portion integrated with the hard resin portion. Have
A first bent portion extending opposite to the receiving portion for sealing a gap formed between the side wall portion and the sash frame when the multilayer glass is attached to the sash frame, and the sash frame are engaged. A locking claw disposed on the opposite side of the receiving portion to be stopped, and a second bent portion for sealing a gap between the hard resin portion and the multilayer glass in close contact with the glass surface of the multilayer glass; In the glazing channel interposed between the sash frame and the double glazing,
When the multi-layer glass is attached to the sash frame, at least two lips are disposed below the second bent portion of the receiving portion that seals a gap formed between the two glass plates, and one of these lips is a rigid lip and the other Ri soft lip der, the hard lip, upper and glazing channel for insulating glass, characterized in that located above the locking claws of the soft lips. 2. The multilayer glass according to claim 1, wherein the hard lip is made of a hard resin having a Shore A hardness of 100 degrees or more, and the soft lip is made of a soft resin having a Shore A hardness of 60 degrees to 70 degrees. Glazing channel. In the multilayer glass with a glazing channel attached to a sash frame through a glazing channel, the peripheral part of the multilayer glass is inserted into the receiving part of the glazing channel according to any one of claims 1 and 2. A double-glazed glass with a glazing channel. The sash which mounted | wore the sash frame with the multilayer glass with a glazing channel of Claim 3 .

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