JPH06104997B2 - Joint device and installation method of joint device - Google Patents

Description

TECHNICAL FIELD The present invention relates to a joint device that covers a joint between adjacent left and right buildings with a joint plate or a joint cover, and a method for installing the joint device.

"Conventional technology" Conventionally, jointing equipment installed on the floor surface of the connecting part of the adjacent left and right buildings has a concave part for mounting the left and right base rails at the end part of the floor surface of the connecting part, for example, when chipping concrete. After the formation, the bottom surface of the base rail mounting recess is formed by mortar so as to have a horizontal surface or a predetermined inclined surface.

After that, a base rail was positioned on the mortar layer and fixed with a plurality of anchor bolts or the like.

Therefore, it is difficult to form the bottom surface of the base rail mounting recess into a flat or predetermined inclined surface, and it takes a long time for the mortar to solidify.

In addition, even when the joint covers are installed on the left and right parapets of the adjoining building, the upper surfaces of the left and right parapets must be formed into a flat surface, which is a laborious and time-consuming task. It was

“Object of the Invention” In view of the above-mentioned conventional drawbacks, the present invention can easily install and fix the base rail in a flat state or on a predetermined inclined surface even if the base rail mounting recess is not flat. The present invention provides a joint device and a joint device installation method capable of installing the joint plate easily and in a short time.

Another object of the present invention is to provide a joint device and a joint device installation method in which the base rail can be easily fixed to the upper part of the parapet flatly and the joint cover can be easily installed in a short time.

"Means for achieving the object of the present invention" The present invention, the left and right base rails respectively installed in the base rail mounting recesses formed at the left and right floor end portions of the connecting parts of the adjacent left and right buildings, A plurality of height adjusting metal fittings, which are attached to the left and right ground rails, respectively, to bring the left and right ground rails into a predetermined installation state, and the left and right ground rails, respectively. Fixing pins such as a plurality of anchor bolts fixed in the mounting recesses, joint plates suspended between the left and right base rails so as to cover the joints between the left and right base rails, and both ends of the joint plate. And a support cover attached to each of the left and right base rails so as to cover the respective joints.

Further, the present invention provides a base rail mounting recess forming step of forming base rail mounting recesses at the left and right floor end portions of adjacent left and right connecting parts, and a step of forming a base rail mounting recess in the base rail mounting recess after the base rail mounting recess forming step. After installing the left and right ground rails so that the right and left ground rails are installed with a plurality of height adjustment fittings so that the right and left ground rails are in a predetermined installation state, after the left and right ground rail installation steps, the left and right ground rails are respectively attached to the left and right floor ends. Mortar in the gap between the left and right base rails and the base rail mounting recess after the step of fixing the left and right base rails by fixing pins such as anchor bolts in the base rail mounting part And the like, and after the filler filling step, the left and right base layers are covered so as to cover the joints between the left and right base rails. The joint plate is installed between the base and the joint plate, and after the joint plate is attached, the support covers are attached to the left and right base rails to cover both ends of the joint plate. ing.

[Operation of the Present Invention] In the joint device configured as described above, the left and right base rails can be mounted to the predetermined height or inclined state by the height adjusting metal fittings even if the recesses for mounting the left and right base rails are left in an uneven shape. In addition, it is possible to fill the space between the left and right base rails and the left and right base rail mounting recesses with mortar and the like later. Further, the adjustment work of the plurality of height adjustment fittings can be performed by rotating the plurality of height adjustment bolts.

"Examples of the Present Invention" Hereinafter, the present invention will be described in detail with reference to the examples shown in the drawings.

In the embodiment shown in FIGS. 1 to 17, 1 is a joint device for covering the floor surface of the passage connecting between the adjacent left and right buildings 2 and 2A, and this joint device 1 is for the left and right floor faces of the connecting passage. The left and right base rails 4 and 4A respectively installed in the base rail mounting recesses 3 and 3A formed at the ends and the left and right base rails 4 and 4A respectively attached to the left and right base rails 4 and 4A are predetermined. A plurality of height adjustment fittings 5 that can be installed in a tilted state in which the height of the other is higher than the other end, and the left and right base rails 4 and 4A are attached to the left and right base rails, respectively. The fixing pins 6 such as a plurality of anchor bolts fixed in the recesses 3 and 3A and the left and right ground rails 4 and 4A are hung between the left and right ground rails 4 and 4A so as to cover the joint portion 7 between the left and right ground rails 4 and 4A. The joint plate 8 and both ends of the joint plate 8. A supporting cover 10, 10 attached by a plurality of tapping screws 9 or the like to the right and left of the base rails 4,4A to respectively cover the left and right base rail 4,
Small lids 11 and 11 waterproofly attached to the other end of 4A by an adhesive or welding, and drainage waterproofly attached to one end of the left and right ground rails 4 and 4A by an adhesive or welding. Small palate 13 with pipes 12, 12.
13, vertical tubs 14 and 14 connected to the drainage pipes 12 and 12 of the small lids 13 and 13, and the left and right base rail mounting recesses 3,
It is composed of holder metal fittings 15 attached to the end of 3A and a fireproof zone 16 attached by means of 15.

As shown in FIGS. 4 and 5, the left and right base rails 4 and 4A are base rail main bodies 17 on a plate, and a joint plate in the shape of a bead projecting upward from one side surface of the base rail main body 17. A support portion 18 and a support cover attachment portion 19 which projects upward from the other side surface of the base rail main body 17 in an inverted L shape,
The base rail main body 17 is composed of fixing pin insertion holes 20 formed at predetermined intervals.

As shown in FIG. 6, a plurality of the height adjusting metal fittings 5 are formed around the fixing pin insertion holes 20 of the left and right base rails 4 and 4A, and in this embodiment, four screw holes 21 are provided at the outer peripheral portion. It is composed of a plurality of height adjusting bolts 22 each having a tip end portion projecting to the lower surfaces of the left and right base rails 4 and 4A, each of which has a sealing agent applied thereto and is screwed into the tip end portion in a conical shape. .

As shown in FIG. 7, the joint plate 8 includes a joint plate body 24 formed in a large arc shape and drainage portions 23, 23 formed by bending the joint plate body 24 on both side surfaces downward. It is configured.

As shown in FIG. 8, the support cover 10 includes a support cover body 26 that can cover the upper portions of the left and right base rails 4 and 4A, and a rear end portion of the support cover body 26 that is folded downward substantially at a right angle. Bently formed locking piece 27 and the support cover body
It is composed of a support cover attachment portion 19 of 26 and a tapping screw insertion hole 28 formed at a corresponding portion.

As shown in FIG. 9, the holder fitting 15 has an L-shaped holder fitting body 29, a fall prevention piece 30 formed by bending the tip of the holder fitting body 29 downward in a substantially right angle direction, and a fall prevention piece 30. An L-shaped support piece 32 integrally formed with the holder fitting body 29 so as to have a gap 31 between the tip and the back surface of the piece 30, and a fixing pin insertion hole formed at a predetermined interval in the holder fitting body 29. It is composed of 33 and.

As shown in FIG. 10, the fire-resistant zone 16 is a fire-resistant and heat-insulating sheet 34, a fire-resistant zone main body 36 including meshes 35 and 35 formed of stainless thin wires or the like covering both sides of the sheet 34, and the fire-resistant zone 36. Multiple bolts 37 and nuts 38 on both sides of body 36
And the fireproof mounting plates 39, 39 supported by the supporting pieces 32, 32 of the holder fittings 15, 15 formed in the shape of a crank.

"Construction procedure in the embodiment of the present invention" In the joint device 1 having the above configuration, the base rail mounting recesses 3 and 3A are formed at the ends of the left and right floor surfaces by concrete chipping work or the like as shown in FIG. The base rail mounting recess forming step is performed.

After that, the left and right ground rails 4 and 4A are positioned in the ground rail mounting recesses 3 and 3A as shown in FIGS. 12 and 13, and a plurality of height adjustment metal fittings 5 The adjustment bolt 22 is rotated to perform the left and right ground rail installation step in which the left and right ground rails 4 and 4A are positioned so as to be in a stable state in which the other ends are higher than the one ends.

Next, as shown in FIG. 14, after fixing the left and right ground rails 4 and 4A in the left and right ground rail mounting recesses 3 and 3A by a plurality of fixing pins 6, respectively, after performing the left and right ground rail fixing steps, As shown in FIG. 15, a filler filling step of filling a filler 40 such as mortar between the left and right base rails 4 and 4A and the left and right base rail mounting recesses 3 and 3A is performed.

Next, as shown in FIG. 16, after performing the joint plate attaching step of attaching the joint plate 8 to the joint plate supporting portions 18 of the left and right base rails 4 and 4A so as to cover the joint portion 17, the joint plate is attached. As shown in FIG. 17, both end portions of 8 are positioned so as to be covered with support covers 10 and 10, respectively, and the support covers 10 and 10 are supported by a plurality of tapping screws 9 or the like on the left and right ground rails 4 and 4A. A support cover mounting process for fixing the mounting portions 19 to 19 is performed.

Thereafter, the gap between the left and right support covers 10, 10 and the floor surface is filled with the filler 40, 40, and the left and right support covers 10, 10 are filled.
And make sure that the floor of the passage is on the same plane,
Vertical tubs 14, 14 are connected to the drainage pipes 12, 12, respectively.

[Different Embodiments of the Present Invention] Next, different embodiments of the present invention shown in FIGS. 18 to 40 will be described. In the description of these examples,
The same components as those of the embodiment of the present invention are designated by the same reference numerals, and duplicate description will be omitted.

In the embodiment of FIGS. 18 to 20, the main difference from the embodiment of the present invention is the height adjusting metal fitting 5A, which is formed with a conical tip portion 41, A plurality of height adjusting bolts 22A formed in this manner are used in that a plurality of height adjusting bolts 22A in which a driver is inserted into the driver inserting groove, in the present embodiment, a minus groove 42 are formed are used. Even in the joint device 1A including the height adjusting fitting 5A using the same, the same effects as those of the embodiment of the present invention can be obtained.

21 to 23, the main difference from the embodiment of the present invention is that the base rail bodies 17 and 17 of the left and right base rails 4 and 4A are located inside the screw holes 21 and 21. The joint device 1B is configured by using the left and right base rails 4 and 4A thus formed in that the waterproof walls 43 and 43 are formed so that water to be inserted from the joint plate 8 is dropped between the waterproof walls 43. The left and right ground rails 4 and 4A to screw holes 21
It is possible to efficiently prevent water from leaking to the floor via the.

In the embodiment shown in FIGS. 24 to 26, the main difference from the embodiment of the present invention is the height adjusting metal fitting 5B, which is located on the outer bottom surface of the left and right ground rails 4 and 4A. Plate 44, a fixing pin insertion hole 45 formed in the central portion of the plate 44, and a plurality of screw holes 21 formed in a portion near the outer peripheral portion of the plate 44.

Height adjustment bolt insertion holes 46 are formed in the left and right base rails 4 and 4A corresponding to the plurality of screw holes 21, respectively.

A joint device using the height adjustment fitting 5B configured in this way
Even if 1C is configured, the same operation and effect as those of the embodiment of the present invention can be obtained.

27 to 29 is different from the embodiment of the present invention mainly in that a support piece 47 to which height adjusting bolts 22 are screwed is attached to both side surfaces of the left and right base rails 4 and 4A. The joint device 1D may be configured by using the left and right base rails 4 and 4A thus formed in that 47 is integrally formed or fixed by welding.

In the embodiment of FIGS. 30 to 37, the main difference from the embodiment of the present invention is that the left and right base rails 4 and 4A whose rear ends are bent downward at right angles adjoin the left and right buildings. 2 and 2A facing each other on the left and right parapets 48, 48A, and even if the left and right buildings 2, 2A sway vertically and front-rear and left-right on the left and right ground rails 4, 4A. The joint device 1E may be configured in this manner in that the joint cover 50 is attached via the left and right attachment fittings 49, 49A that absorb the shaking motion.

The left and right mounting brackets 49, 49A are a plurality of angle-shaped support brackets 51 fixed by fixing pins 6 as shown in FIG. 31, and are supported by the support brackets 51. The cover plate 5 that forms a sealant filling recess 52 between the left and right parapets 48, 48A formed as shown and the upper inner wall surface of the parapet 48, 48A.
3, a support metal fitting 58 having a mounting portion 57 in which a bolt insertion hole 56 into which the bolt 55 fixed to the stopper piece 54 and the support metal fitting 51 is inserted is formed, and a slide groove 59 is provided between the support metal fitting 58. As shown in FIG. 33, a holding metal fitting 62 having a mounting portion 61 having a bolt insertion hole 60 that comes into contact with the mounting portion 57 of the support metal fitting 58 formed as shown in FIG. 33, and the holding metal fitting 62 and the support metal fitting 58. A slide plate 64 having a C-shaped bearing portion 63 at the tip portion formed as shown in FIG. 34, which is slidably supported in the slide groove 59 between the slide plate 64, and a slide plate 64 of this slide plate 64. It is composed of a T-shaped mounting plate 66 having a bead-shaped shaft portion 65 mounted on the bearing portion 63 so as to be rotatable by a predetermined angle.

In the embodiment of FIGS. 38 to 40, the main difference from the embodiment of the present invention is that the base rail 4A on the right has a C at the tip.
Since the bearing portion 67 having the character-shaped bearing portion 63 is integrally formed, the joint device 1F may be configured by using the right base rail 4A thus formed.

"Effects of the Present Invention" As is clear from the above description, the following effects can be obtained in the present invention.

(1) Left and right base rails respectively installed in the base rail mounting recesses formed at the left and right floor end portions of the adjacent left and right building connecting parts, and the left and right base rails respectively mounted on the left and right base rails. Height adjusting metal fittings capable of setting the base rails in a predetermined state, and a plurality of anchor bolts for fixing the left and right base rails in the base rail mounting recesses of the left and right floor ends, respectively. Fixing pin, and a joint plate that is hung between the left and right base rails so as to cover the joint between the left and right base rails, and attached to the left and right base rails so as to cover both ends of the joint plate. Since it is configured with a supported support cover, the height of the left and right base rails can be adjusted to a predetermined height or inclination even if the recesses on the left and right base rail mountings have an uneven shape. It can be attached by the ingredients. Therefore, the left and right base rails can be easily installed.

(2) According to the above (1), mortar or the like can be filled between the left and right ground rails and the left and right ground rail mounting recesses even afterwards. It is not necessary to wait for the left and right base rails to be installed until the mortar is solidified as in the case of installing the rails, and the installation can be performed efficiently in a short time.

(3) According to the above (1), the work of adjusting the plurality of height adjusting fittings can be performed by rotating the plurality of height adjusting bolts, and therefore the work can be easily performed.

(4) According to the above (1), the work of forming the left and right base rail mounting recesses may be such that the bottom surfaces of the recesses are uneven.
It can be easily formed.

(5) According to claim 2, the same effect as that of the above (1) to (4) can be obtained.

(6) According to claim 3, the left and right base rails can be easily attached to the upper surfaces of the left and right parapets in a flat state.

(7) According to claim 4, the same effect as that of (6) can be obtained.

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a sectional view showing an embodiment of the present invention, FIGS. 2 and 3 are explanatory views showing a mounting state of the present invention, and FIGS. 6 is an explanatory view of the base rail, FIG. 6 is an explanatory view of the height adjusting fitting, FIG. 7 is an explanatory view of the joint plate, and FIG.
FIG. 9 is an explanatory view of a support cover, FIG. 9 is an explanatory view of a holder fitting, FIG. 10 is an explanatory view of a refractory zone, and FIGS. 11 to 17 are explanatory views showing an installation process of the present invention. Figure 20, Figure
21 to 23, 24 to 26, 27 to 29, 30 to 37, 38 to 40 are explanatory views showing different embodiments of the present invention. Is. 1, 1A-1F: Joint device, 2, 2A: Left and right buildings, 3, 3A: Left and right ground rail mounting recesses, 4, 4A: Left and right ground rails, 5, 5A, 5B: Height adjustment metal fittings, 6: Fixing pin, 7: Joint part, 8: Joint plate, 9: Tapping screw, 10: Support cover, 11: Small lid, 12: Drain pipe, 13: Small lid, 14: Vertical trough, 15: Holder metal fitting, 16: Refractory zone, 17: Base rail body, 18: Joint plate support part, 19: Support cover attachment part, 20: Fixing pin insertion hole, 21: Screw hole, 22, 22A: Height adjustment bolt, 23: Drain part, 24 : Joint plate body, 26: Support cover body, 27: Locking piece, 28: Tapping screw insertion hole, 29: Holder metal fitting body, 30: Fall prevention piece, 31: Gap, 32: Support piece, 33: Fixing pin insertion Hole, 34: Sheet, 35: Mesh, 36: Refractory belt body, 37: Bolt, 38: Nut, 39: Refractory belt mounting plate, 40: Filler, 41: Tip part, 42: Minus groove, 43: Waterproof wall , 44: Plate 45: Fixing pin insertion hole, 46: Height adjustment bolt insertion hole, 47: Support piece, 48, 48A: Left and right parapets, 49, 49A: Left and right mounting brackets, 50: Joint cover, 51: Support bracket, 52: Sealing agent filling recess, 53: Cover plate, 54: Stopper piece, 55: Bolt, 56: Bolt insertion hole, 57: Mounting part, 58: Support fitting, 59: Slide groove, 60: Bolt insertion hole, 61: Mounting part 62: Holding bracket, 63: Bearing part, 64: Slide plate, 65: Shaft part, 66: Mounting plate, 67: Bearing plate.

Claims (4)

[Claims] 1. Left and right ground rails respectively installed in ground rail mounting recesses formed at the left and right floor end portions of the connecting parts of adjacent left and right buildings, and each of the left and right ground rails is mounted respectively. A plurality of height adjustment fittings capable of setting the left and right base rails in a predetermined installation state,
Fixing pins such as a plurality of anchor bolts for fixing the left and right base rails in the base rail mounting recesses of the left and right floor ends, respectively, and the left and right base rails so as to cover joints between the left and right base rails. A joint device comprising a joint plate suspended between the joint plates and a support cover attached to the left and right base rails so as to cover both ends of the joint plate. 2. A base rail mounting recess forming step of forming base rail mounting recesses at left and right floor ends of adjacent left and right building connecting portions, and a base rail mounting recess after the base rail mounting recess forming step. After installing the left and right ground rails so that the right and left ground rails are installed with a plurality of height adjustment fittings so that the right and left ground rails are in a predetermined installation state, after the left and right ground rail installation steps, the left and right ground rails are respectively attached to the left and right floor ends. Of the left and right base rails, which are fixed by fixing pins such as anchor bolts, in the base rail mounting recess of the base part, and in the gap between the left and right base rails and the base rail mounting recess after this base rail fixing process. After the filler filling step of filling a filler such as mortar, the left and right base layers are covered so as to cover the joints between the left and right base rails after the filler filling step. Joint device, which includes a joint plate attaching step for hanging between joints, and a support cover attaching step for attaching the support covers to the left and right base rails so as to cover both ends of the joint plate after the joint plate attaching step. Installation method. 3. The left and right base rails installed on the left and right parapets of the opposite parts of the adjacent left and right buildings, and the left and right base rails respectively attached to the left and right base rails in a predetermined installation state. A plurality of height adjusting metal fittings that can be used, a plurality of fixing pins such as anchor bolts that fix the left and right ground rails to the left and right parapets, and the left and right ground rails can absorb shaking such as an earthquake. A joint device comprising: the left and right parapets attached via left and right attachment fittings; and a joint cover for covering joints between the left and right parapets. 4. A left and right ground rail installation step of installing the left and right ground rails so that a plurality of height adjustment metal fittings are in a predetermined installation state on the left and right parapets of the opposite parts of the adjacent left and right buildings. After the left and right ground rail installation process, the left and right ground rails are fixed to the left and right parapets with a plurality of fixing pins such as inker bolts, and the left and right ground rails are fixed after the left and right ground rails fixing step. And the left and right parapets are filled with a filler such as mortar and the like, a mounting bracket mounting process that mounts mounting brackets on the left and right base rails respectively, and the left and right after the mounting bracket mounting process. And a joint cover attaching step of attaching a joint cover that covers the joint between the left and right parapets to the mounting bracket. Installation of joint device according to claim.