JPH0762726A - Connecting construction of balcony - Google Patents

Abstract

PURPOSE:To easily perform positioning when balcony units are mutually connected. CONSTITUTION:A room side bracket 100 provided with a horizontal plate part 110 having a pin hole 111 and first and second vertical plate parts 120, 130 is fixed to the side of a building unit 1 through the first vertical plate part 120. Meanwhile, a balcony side bracket 200 provided with a horizontal plate part 210 having a pin 211 on its underside and first and second vertical plate parts 220, 230 is fixed on the end face on the building unit side of the side wall of a balcony unit 3 through the first vertical plate part 220. The horizontal plate part 210 of the balcony side bracket 200 is placed on the horizontal plate part 110 of the room side bracket 100 in the condition of inserting the pin 211 into the pin hole 111. The second vertical plate part 130 of the room side bracket 100 and the second vertical plate part 230 of the balcony side bracket 200 are fastened together and fixed by bolts through both bolt holes 131, 231.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a balcony connecting structure in a unit building or the like.

[0002]

2. Description of the Related Art In recent years, unit buildings have become widespread as one method for increasing the production efficiency of buildings. This unit building is a building of a method in which one building is divided into a number of units in advance for factory production, and these are constructed and assembled at a construction site. As a unit forming the unit building, there are a building unit forming each room such as a living room, a dining room, and a bedroom of the building, and a balcony unit forming a balcony. Assembly of a unit building composed of a building unit and a balcony unit is performed by first installing the building unit on a foundation and connecting them to each other, and then connecting the balcony unit next to the room.

By the way, there are various types of structures for connecting a building unit and a balcony unit. As a first example, the one described in Japanese Utility Model Publication No. 55-13254 is known. In this connection structure, a bracket is fixed to the beam of the balcony unit, and the bracket is fixed to the side surface of the beam of the building unit by bolting.

As a second example, the one shown in FIG. 3 is known. In this connection structure, a bolt 2 is projectingly provided on a wall surface of a building unit 1, and a bolt hole of a vertical mounting plate 4 provided at an end of a side wall of a balcony unit 3 is fitted into the bolt 2 and the nut is attached to the bolt 2. The balcony unit 3 is fixed to the wall surface of the building unit 1 by screwing 5 together. Here, the balcony unit 3 includes a main body 31, a deck 32, and a handrail 33.

As a third example, Japanese Patent Laid-Open No. 3-553
The ones described in Japanese Patent Laid-Open No. 5 or Japanese Patent Laid-Open No. 3-5536 are known. In this connection structure, an inverted L-shaped bracket with holes having bolt holes in each of the vertical plate portion and the horizontal plate portion is fixed to the beam at the bottom of the balcony unit, and the bracket with the hole is attached to the bolt of the vertical plate portion. The holes are bolted to the side surfaces of the upper ends of the pillars of the building, and the bolt holes of the horizontal plate portions are bolted to the upper surfaces of the pillars. To obtain this structure, before hanging the balcony unit with a crane, attach a pin to the bolt hole on the upper end surface of the pillar in advance, and insert the bolt hole of the horizontal plate part into the pin The plate portion is placed on the upper end surface of the column. Then, while controlling the position of the balcony unit by this, the vertical plate portion is bolted to the side surface of the pillar, then the pin is removed, and the bolt is fastened to the place where the pin is removed to fix the horizontal plate portion to the pillar. Secured to the top surface, which completes the balcony connection.

[0006]

In the first conventional example, the bracket on the building unit side is bolted to the beam of the balcony while the balcony unit is being suspended by the crane. At that time, the position of the balcony unit is restricted. There was nothing, so there was a problem that bolting work had to be done in an unstable state.

Further, in the second conventional example, in consideration of the ease of positioning, the bolt holes of the vertical mounting plate on the balcony side must be made considerably large,
There was a great risk of rattling the bolts.

Further, in the third conventional example, once the bolt holes of the balcony side bracket are fitted and inserted into the pins once mounted on the upper end surfaces of the pillars, the position of the balcony unit is regulated vertically and horizontally. But you can
In order to insert the bolt hole of the balcony side bracket into the pin on the upper end surface of the pillar, it was necessary to suspend the balcony unit with a crane, which made work at the site difficult. Further, in this example, since the lower beam of the balcony unit is connected to the upper end of the pillar via the bracket, as shown in FIG.
In many cases, structural constraints were imposed on the bending moment M acting on the connecting portion 6 of.

The present invention has been made in view of the above-mentioned circumstances, and can be easily positioned when connecting balconies, can be bolted without rattling, and is less likely to be structurally restricted by a bending moment. It is intended to provide a balcony connection structure.

[0010]

In order to solve the above-mentioned problems, the invention according to claim 1 stands on a quadrangular horizontal plate portion having a pin hole and two adjacent edges of the horizontal plate portion. First set up,
A room-side bracket having a second vertical plate portion is provided with the first
Is fixed to the side surface of the building by the vertical plate portion of the building, and on the other hand, a rectangular horizontal plate portion having a pin on the lower surface, and first and second erected standing on the edges of two adjacent sides of the horizontal plate portion. A balcony side bracket having a vertical plate portion is fixed to the building-side end surface of the side wall of the balcony unit by the first vertical plate portion, and the horizontal side of the balcony side bracket is provided on the horizontal plate portion of the room side bracket. Place the plate portion with the pin inserted into the pin hole,
It is characterized in that the second vertical plate portion of the room side bracket and the second vertical plate portion of the balcony side bracket are connected to each other by bolts.

According to a second aspect of the present invention, the pin hole has a large play with respect to the pin, the second vertical plate portion of the room side bracket and the second vertical plate portion of the balcony side bracket.
The vertical plate portion is characterized by being connected by a bolt through a spacer sandwiched between the two.

The invention according to claim 3 is characterized in that a back nut is fixed to the inner surface side of the bolt hole of the second vertical plate portion of the balcony side bracket.

[0013]

According to the first aspect of the invention, the second vertical plate portion of the room side bracket and the second vertical plate portion of the balcony side bracket are in a parallel relationship, and they function as a guide. Even while hanging with a crane, the pin on the balcony side bracket can be easily fitted into the pin hole on the room side bracket. Especially, in this case, the balcony bracket pin is difficult to fit as it is because it is on the lower surface of the horizontal plate of the bracket and is in a place where it is difficult to see, but the guide action described above makes it easier to fit the pin. You will be able to. Further, once the pin is fitted in the pin hole, the balcony is vertically and horizontally regulated in position, so that the second vertical plate portions can be stably fixed by bolting in that state.

According to the second aspect of the invention, the balcony side bracket can be positioned in the horizontal direction with the pin fitted in the pin hole. Therefore, restrictions on dimensional accuracy can be relaxed. Moreover, since the spacer is inserted into the gap between the second vertical plate portions generated in the aligned state and the second vertical plate portions are bolted, the both brackets can be reliably and firmly coupled.

According to the third aspect of the present invention, both brackets can be connected by simply screwing a bolt from the outside of the second vertical plate portion of the room side bracket.

[0016]

Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 is an exploded perspective view of a connecting structure according to an embodiment of the present invention, and FIG. 2 is a top view of the connecting structure. In the figure, 1 is a building unit and 3 is a balcony unit. The building unit 1 is a box-shaped unit including a pillar 11 standing upright at four corners, a beam 12 connected to the upper ends of the pillar 11, an outer wall material 13, a ceiling material 14, and a floor material, and is, for example, hollow. The room side bracket 100 is fixed to the outer surface of the pillar 11 made of the shaped steel.

The room side bracket 100 has a rectangular horizontal plate portion 110 with a pin hole, and first and second vertical plate portions 120 which are erected on the edges of two adjacent sides of the horizontal plate portion 110. 1
30 and 30. First and second vertical plate portion 12
0 and 130 have two vertically aligned bolt holes 121 and 1
31 are formed respectively. Then, the room side bracket 100 is fixed to the pillar 11 of the building unit 1 by the bolts 310 that are passed through the bolt holes 121 of the first vertical plate portion 120.
It is fixed to the side of.

The balcony unit 3 is the building unit 1
Has a side wall 35 that is perpendicular to the outer surface thereof, and a balcony bracket 200 is fixed to the upper part of the end surface of the side wall 35 on the side of the building unit 1. This balcony-side bracket 200 has a rectangular horizontal plate portion 210 having a pin 211 on the lower surface, and first and second vertical two plates vertically provided on the edges of two adjacent sides of the horizontal plate portion 210. It has plate parts 220 and 230. Two bolt holes 231 arranged vertically are formed in the second vertical plate portion 230, and a back nut 320 is fixed to the inner surface side of these bolt holes 231. The balcony-side bracket 200 is fixed to the end surface of the side wall 35 of the balcony unit 3 by the first vertical plate portion 220. The first vertical plate portion 220 may be fixed by welding or bolts.

On the balcony side bracket 200 and the room side bracket 100, the pin 211 is inserted into the pin hole 111.
The horizontal plate portion 110 of the room side bracket 100 on the horizontal plate portion 2 of the balcony side bracket 200
10 is placed, and the second vertical plate portions 130 and 230 of both are bolted together so that they are coupled to each other. In this case, the pin hole 111 has a play with respect to the pin 211, and the balcony side bracket 200 can be slightly horizontally adjusted on the room side bracket 100. In addition, the second vertical plate portions 130 and 230 generated at this time
With the spacer 400 inserted in the gap between the two vertical plate portions 130 and 230, the bolt 330 inserted from the outside of the room side bracket 130 is inserted into the second vertical plate portion 230 of the balcony side bracket 200. Inner side back nut 32
Tightened to each other by screwing in 0.

Next, the operation will be described. When connecting the balcony unit 3 to the building unit 1, the balcony side bracket 200 is lowered so as to enter the room side bracket 100 while suspending the balcony unit 3 with a crane. At that time, the second of the room side bracket 100
Second vertical plate portion 130 and balcony side bracket 200
Since they are in parallel relationship with the vertical plate portion 230, the balcony side bracket 200 descends in a stable posture by the guide functions of these, whereby the pin 211 of the balcony side bracket 200 becomes the pin of the room side bracket 100. It easily fits in the hole 111. In this case, the pin 211 of the balcony side bracket 200 is
It is difficult to visually check the lower surface of the horizontal plate portion 210, but it is easily fitted. Then, the horizontal plate portion 210 of the balcony side bracket 200 is placed on the horizontal plate portion 110 of the room side bracket 100 in a fitted state.

In this way, the pin 211 is once attached to the pin hole 111.
If the balcony-side bracket 200 is placed on the room-side bracket 100 in a state where the balcony unit 3 is fitted into the room, the position of the balcony unit 3 is regulated in the vertical direction and the horizontal direction. Therefore, in this state, the second vertical plate portions 130, 2 are stably
30 can be bolted together. In addition, when finally hanging the balcony unit 3 with a crane,
The positioning of the balcony unit 3 in the horizontal direction is performed using the play of the pin hole 111.

When bolting the second vertical plate portions 130 and 230 together, the spacer 400 is inserted in the gap between the second vertical plate portions 130 and 230, and the bolt holes are inserted from the outside of the room side bracket 200. Bolt 3 on 131, 231
Thread through 30 and screw into back nut 320. Thereby,
Both brackets 100 and 200 can be firmly and firmly connected, and the balcony unit 3 can be connected to the building unit 1.

The embodiment of the present invention has been described in detail above with reference to the drawings. However, the specific structure is not limited to this embodiment, and there are design changes and the like within the scope not departing from the gist of the present invention. Also included in the present invention.

[0024]

As described above, according to the first aspect of the present invention, the pin can be easily fitted into the pin hole even when the balcony unit is suspended by the crane. Therefore, the installation work on the site can be easily performed. Further, once the pin is fitted into the pin hole, the balcony unit can be positionally regulated in the vertical direction and the horizontal direction, so that the bolt can be stably fastened in that state and the work safety is enhanced. . Also,
Since the position of the balcony unit can be regulated by the pin, the clearance of the bolt hole can be minimized, and both brackets can be bolted without rattling. Furthermore, since the upper part of the balcony wall can be connected, the structural burden is reduced.

According to the second aspect of the present invention, the balcony side bracket can be positioned in the horizontal direction with the pin fitted in the pin hole, and the second bracket generated in the positioned state can be positioned. Since the spacer is inserted in the gap between the vertical plate portions, the restriction on the dimensional accuracy can be relaxed, and both brackets can be reliably and firmly connected.

According to the third aspect of the present invention, since the back nut is fixed to the balcony side bracket, both brackets can be joined by simply screwing a bolt from the outside of the room side bracket, and workability is improved. And safety is increased.

[Brief description of drawings]

FIG. 1 is an exploded perspective view of an embodiment of the present invention.

FIG. 2 is a top view of the embodiment.

FIG. 3 is an exploded perspective view of a conventional example.

FIG. 4 is a perspective view used for explaining a conventional problem.

[Explanation of symbols]

 1 Building unit 3 Balcony unit 35 Side wall 100 Room side bracket 110 Horizontal plate part 111 Pin hole 120 First vertical plate part 130 Second vertical plate part 200 Room side bracket 210 Horizontal plate part 211 Pin 220 First vertical plate part 230 Second vertical plate portion 320 Back nut 330 Bolt 400 Spacer

Claims (3)

[Claims] 1. A room-side bracket having a square horizontal plate portion with pin holes and first and second vertical plate portions provided upright on edges of two adjacent sides of the horizontal plate portion. Fixed to the side surface of the building by the first vertical plate portion, and on the other hand, a quadrangular horizontal plate portion having a pin on the lower surface and a first erected on the edges of two adjacent sides of the horizontal plate portion. , A balcony side bracket having a second vertical plate portion is fixed to the side face of the side wall of the balcony unit on the side of the building by the first vertical plate portion, and a balcony is provided on the horizontal plate portion of the room side bracket. The lateral plate portion of the side bracket is placed with the pin inserted into the pin hole, and the second vertical plate portion of the room side bracket and the second vertical plate portion of the balcony side bracket are bolted together. A balcony connection structure characterized by being connected to each other. 2. The pin hole has a large play with respect to the pin, and the second vertical plate portion of the room side bracket and the second vertical plate portion of the balcony side bracket are sandwiched between the two. 2. The balcony connecting structure according to claim 1, wherein the connecting structures are connected by bolts through the spacers. 3. The balcony connecting structure according to claim 1, wherein a back nut is fixed to the inner surface side of the bolt hole of the second vertical plate portion of the balcony side bracket.