JPH0311338B2 - - Google Patents

Description

[Detailed Description of the Invention] (Field of Application of the Invention) The present invention is directed to attaching a wide, expandable airtight material to the opposite end edges of caps provided on the upper part of building frames that face each other and have different heights. This invention relates to an expansion joint attachment device.

(Prior art) In general, building frames are not necessarily completed in one building, and there are cases where a new building frame is constructed in the vicinity of one building frame. It is necessary to erect an expansion joint in the building frame to prevent wind and rain from entering the gap between the two frames. Therefore,
Traditionally, a cap was placed on the top of the building frame in close proximity.
A locking portion for a spring member is formed integrally or separately at the opposing ends of this cap, and a spring member is locked to this locking portion, and a cover member is locked to this spring member. Then, this cover member was installed on both of the above-mentioned building frames. However, this type of product has some drawbacks, such as a complicated structure that increases manufacturing costs, the complicated parts that take time to install, and a poor appearance. It was rare.

(Technical Problem of the Invention) The present invention has been made in view of the above-mentioned viewpoints, and in particular, the present invention has a simple structure that allows for easy installation of caps installed on top of building frames that are close to each other and have different heights. The purpose of the present invention is to propose an expansion joint mounting device that can attach an airtight material and thereby prevent wind and rain from entering the gap between both building frames.

(Technical means) That is, the expansion and
The joint attachment device fixes the cap holders at regular intervals to the parapet frames of buildings that are close to each other and have different heights. It is characterized in that a flexible airtight material is attached along the entire length of the opposing end edges of the cap of the frame.

(Example) Hereinafter, embodiments of the present invention will be described with reference to the drawings.

In the figures, reference numeral A indicates an expansion joint attachment device according to the present invention, and this expansion joint attachment device A is formed by the structure shown in FIG. 1,1
indicates the parapet frame of the building, and this frame 1,
1 are connected to each other facing each other with a gap S therebetween, and their upper ends have a step.
Kasagi holders 2, 2 are secured to the upper ends of the frames 1, 1 at regular intervals along the longitudinal direction, respectively, with screws 3, 3. In the Kasagi holders 2, 2, locking pieces 5, 5 are integrally formed to protrude diagonally from both ends of the central locking pieces 4, 4, respectively. Reference numerals 6 and 6 indicate the caps attached to the locking pieces 5 and 5 of the capsaki holders 2 and 2, and the caps 6 and 6 integrally connect the side plates 8 and 8 from both ends of the inclined top plates 7 and 7, respectively. This side plate 8,
8 are provided with bent locking portions 9, 9, and the locking pieces 5, 5 of the Kasagi holders 2, 2 are resiliently locked to these bent locking portions 9, 9.

The parapet frames 1, 1 may be constructed at the same time, or the other may be added later.

Next, when constructing expansion joints on the opposing parapet frames 1 and 1,
First, the side plates 8, 8 formed near the gap S of the Kasagi 6, 6, which are attached to the Kasagi holders 2, 2, which are fixedly fixed to the upper ends of the frames 1, 1 with screws 3, 3. A wide and elongated elastic airtight material 12 is fastened and fixed to the opposing end edges 10 and 11 along the longitudinal direction thereof.

The expandable airtight material 12 is made of a flexible material such as wide rubber, synthetic resin, or metal, and its both ends are attached to the opposing ends 10 and 11 of the side plate 8 with screws 1.
4 and 14, however, it is not necessarily limited to such screws 14 and 14. Furthermore, the expandable airtight materials 12, 12 have their central portions bent in a bellows shape so that they can expand and contract, but the invention is not limited to this, and for example, they may be made to relax outward.

Further, the opposing end edges 10, 11 of the side plates 8, 8
A long water stop plate 13 is loosely attached to the gap S between the frames 1 and 1 below the elastic airtight material 12 fixedly fixed therebetween. And this water stop plate 1
3 is supported with its both ends fitted into engagement recesses 20, 20 formed on the back surfaces of the Kasagi holders 2, 2. This makes installation easy and convenient.

As mentioned above, the expansion joint attachment device A is installed with Kasagi holders at regular intervals along the longitudinal direction at the upper ends of the parapet frames 1, 1 of the building, which are formed at different heights with a gap S between them. 2, 2 are fastened and fixed, and the Kasagi 6, 6 are secured to the locking pieces 5, 5 which are integral with the Kasagi holders 2, 2 and are formed to protrude in an oblique direction. The opposing end edges 10, 11 of the side plates 8, 8, which are protruded from both ends of the top plates 7, 7, and which are closer to the above-mentioned gap S, are provided with elongated flexible elongated strips along the longitudinal direction thereof. Tighten both ends of the airtight material 12 with screws 1.
Since it has a simple structure in which it is fastened and fixed by screws 4 and 14, it can be installed easily and the period can be shortened, making it economical. Also, the above skeleton 1, 1
The Kasagi holder 2, which is fixed to the upper end of the frame 1, 1 due to vibrations, uneven settlement, etc.
Even if the caps 6, 6 attached to the caps 2 move, the expandable airtight material 12 is fixed to the opposing edges 10, 11 of the side plates 8 of the caps 6, 6 in an uneven manner. , This makes it possible to maintain a good airtight condition at all times.

In addition, the expandable airtight material 1 of the Kasagi 6, 6 of the frame 1, 1
Airtight material 60, 6 is attached to the opposite end of the side where 2 is attached.
0 is attached, thereby preventing rainwater etc. from entering the inside of the caps 6, 6.

Next, another example of the expansion joint attachment device A shown in FIG. As in FIG. 1, Kasagi holders 2, 2 are fixedly fixed at regular intervals along the longitudinal direction by screws 3, 3. Of these Kasagi holders 2, 2, the Kasagi holder 2 on the side of the lower frame 1 is formed with locking pieces 5, 5 provided at both ends of the central locking piece 4, one of which protrudes diagonally downward and the other upward. A fitting groove 15 is formed at the tip of the other locking piece 5. Reference numeral 6 indicates a cap that is attached to the cap holder 2, and this cap 6 has side plates 8, 8 formed so as to protrude upward from one end near the gap S of the inclined top plate 7 and downward from the other end. are integrated. At the tip of the side plate 8 which is formed to protrude downward, there is a bent locking part 9 to which one of the locking pieces 5 of the Kasagi holder 2 is resiliently locked. An airtight material mounting edge 16 is formed at the leading end, and a fitting piece 17 that fits into the fitting groove 15 is formed at the rear end.

In addition, the other Kasagi holder 2 has a fixing piece 4 in the center.
is divided into left and right parts and fixed by screws 3, 3, and this divided fastening piece 4 supporting cylinder 1
Supported by 8. The fastening piece 4 is formed with locking pieces 5, 5 integrally projecting obliquely downward from both ends thereof. Reference numeral 6 indicates a cap that is attached to the cap holder 2, and the cap 6 is integrally formed with side plates 8, 8 which are formed to protrude downward from both ends of the top plate 7. Further, an airtight material mounting edge 19 is formed at the tip of the side plate 8 near the gap S on these sides 8, 8. A flexible airtight material 12 is stretched between this airtight material mounting edge 19 and the telescopic airtight mounting edge 16, and both ends thereof are fitted and fixed. As a result, the installation work is simple and easy, and a good airtight condition can always be maintained between the two bodies 1. In addition, a Kasagi holder 2 is fixed to the upper end of one of the frames 1, 1 with screws 3, 3.
Since the central fastening piece 4 is divided into left and right parts, and the supporting cylinder 18 is cut to an appropriate length, it can be freely expanded and contracted to suit the thickness of the parapet, making it easy to adjust. As well as being convenient,
Economical. Note that parts indicated by the same reference numerals have substantially the same configuration as in FIG. 1, and therefore the description thereof will be omitted.

(Effects of the Invention) As described in detail above, according to the expansion joint installation device according to the present invention, caps are provided at the tops of parapet frames that are close to each other and have different heights, and these caps are Since it has a simple structure with a flexible airtight material attached along the entire length of the opposite edge, it is very easy to install, and
It is economical because the period can be shortened. In addition, since this airtight material is expandable and contractible, both building frames can vibrate and
Even if there are relative fluctuations due to uneven settlement, etc., a good airtight state can always be maintained stably and wind and rain can be prevented from entering. Therefore, there is a practical effect.

[Brief explanation of the drawing]

FIG. 1 is a vertical cross-sectional view of an expansion joint installed in the expansion joint mounting device according to the present invention, and FIG. 2 is a vertical cross-sectional view showing another example. Symbol A... Expansion joint attachment device, 1... Parapet frame, 2... Kasagi holder, 4... Fixing piece, 5... Locking piece, 6... Kasagi, 8... Side plate, 9... ...Bending locking part, 12...Airtight material.

Claims (1)

[Claims] 1 Fix the cap holders at regular intervals to the parapet frames of buildings that are close to each other and have different heights, and attach the caps to the cap holders of each parapet frame, and also connect the caps of these adjacent parapet frames to each other. 1. A mounting device for an expansion joint, characterized in that a flexible airtight material is attached along the entire length of opposing edges.