KR100973237B1 - Elevator pit coupling structure for easy elevator installation - Google Patents

Abstract

According to an aspect of the present invention, there is provided a coupling structure of an elevator pit installed in a basement of a building, the elevator pit having a bottom and sidewalls to be opened at an upper portion thereof; A mold located inside the side wall; And a coupling member for coupling the sidewall of the pit to the mold, and the sidewall of the pit and the mold are in contact with each other and directly connected through the coupling member. It is about.

The coupling structure of the elevator pit which is easy to install the elevator according to the present invention is arranged in parallel so as to be in contact with the side wall of the pit and directly or indirectly through the coupling member, so that the inner wall surface of the elevator pit is formed flat and the elevator There is an effect that can be easily installed.

Feet, template, rebar, angle

Description

Assembly structure of elevator pit easy to install elevator}

The present invention relates to a coupling structure of the elevator pit easy to install the elevator, and more particularly, after the mold is removed after the hardening of the concrete, the inner wall surface of the pit is formed flat to install the elevator can be easily installed A coupling structure of an easy elevator pit is provided.

The elevator pit is provided with a space for checking the elevator, which is designed to go down about 2 meters above the floor of the lowest floor of the elevator. The elevator pit structure is designed to support the load of the building by the wall, and the loads of each floor are transmitted downward through the elevator wall. Accordingly, the lowermost part of the elevator pit should be formed with a foundation structure so as to transmit the load of the upper portion to the ground, and at the same time to ensure a space for checking the elevator.

In order to provide such a structure, an elevator pit undercarriage of a plate structure having a plurality of ribs has been conventionally provided, but since the elevator pit undercarriage is embedded in a concrete layer, the height and the height of the concrete layer vary depending on the varying concrete layer thickness. It is very difficult to change the size, and also there is a problem due to the installation is not provided with a means and a coupling structure to enable a complete coupling in the concrete layer.

In order to solve this problem, the applicant has applied for a utility model for the elevator pit lower coupling structure (Application No. 20-2007-0010920) that can be installed fluidly according to the various concrete layer thickness.

The combined structure as described above can be secured space for placing the concrete layer, it can be securely fixed in the concrete layer is not limited by the installation, there is an advantage that can reinforce the structural strength of the lower part of the elevator pit have.

By the way, in the conventional coupling structure, the upper end of the elevator pit 100 and the lower end of the mold 200 in Figure 1 is bent horizontally, it is coupled to the mutual bolt (B) in the bent position. In addition, the reinforcing bar and the mold is coupled through the bent coupling portion (120, 220).

In order to firmly fix the elevator pit, concrete is introduced into the pit 100 and the mold 200, and the mold 200 is removed after the concrete is hardened. At this time, after the mold 200 is removed, the coupling part 120 of the upper part of the pit 100 faces inward, and it is difficult to install a workbench moving along the inner wall of the pit 100 due to the coupling part 120. It is difficult to cut the coupling portion 120 with a cutter.

As such, after removing the mold 200, the coupling part 120 needs to be cut, so that the number of working processes increases, and thus the working time becomes delayed, and the worker has a troublesome problem.

In order to solve the problems of the prior art as described above, an object of the present invention is to improve the coupling structure of the elevator pit and the mold, so that there is no protruding surface on the inner wall surface of the pit to provide convenience without the need for a separate removal process There is.

In order to achieve the above object, the present invention provides a coupling structure of an elevator pit installed in the basement of the building, comprising: an elevator pit having a bottom and sidewalls so that an upper portion thereof is opened; A mold located inside the side wall; And a coupling member for coupling the sidewall of the pit and the mold, and the sidewall of the pit and the mold are in direct contact with each other through the coupling member.

In addition, the present invention is a plurality of holes are formed on the side wall of the pit, the coupling hole is formed in a position corresponding to the hole in the mold, the mold is located in the side wall of the pit the coupling member is It is characterized in that coupled through the coupling hole and the hole.

In addition, the present invention is provided with a plurality of fastening coupling fasteners on the upper end of the side wall, the coupling hole is formed in a position corresponding to the fastening coupling fastener, the mold is the coupling in a state located inside the side wall A member is fastened to the coupling fastener through the coupling hole.

In another aspect, the present invention provides a coupling structure of the elevator pit installed in the basement of the building, the elevator pit having a bottom and side walls to open the upper portion; An angle located inside the sidewall; A mold coupled to the upper side of the angle; And a coupling member for coupling the sidewall of the pit to the angle, wherein the sidewall of the pit and the angle are in contact with each other, and are connected through the coupling member, and the mold is positioned and coupled above the angle. do.

In addition, the present invention is a plurality of holes are formed on the side wall of the pit, the coupling hole is formed in a position corresponding to the hole in the angle, the angle is the coupling member in the state located inside the side wall of the pit It is characterized in that coupled through the coupling hole and the hole.

In addition, the present invention is provided with a plurality of fasteners for fastening at the top of the side wall, the angle is a coupling hole is formed in a position corresponding to the fastening coupler, the angle is the coupling in the state located inside the sidewall A member is fastened to the coupling fastener through the coupling hole.

In addition, the present invention is characterized in that the combination of the angle and the mold is coupled by bolts or welding or pins.

In another aspect, the present invention is characterized in that the upper end of the pit has a coupling portion formed in a form bent outward.

In addition, the present invention is characterized in that the reinforcing bar is connected to the coupling portion.

In another aspect, the present invention is characterized in that the cross section is further provided with an angle of the '-' shape at the upper end of the coupling portion, the reinforcing bar is disposed in the concrete layer through the angle is connected.

In addition, the present invention is characterized in that the cross section of the angle is formed to include a 'b' shape.

'자 형상을 포함하도록 형성되는 것을 특징으로 한다.In addition, the present invention has a cross section of the angle '

It is characterized in that it is formed to include a 'shape.

In another aspect, the present invention is characterized in that the reinforcing rib is provided on the inner edge of the angle.

In another aspect, the present invention is characterized in that the pit is further provided with an angle including a 'b' shape on the outside of the side wall, the reinforcing bar disposed in the concrete layer is connected through the angle.

In addition, the present invention is characterized in that the coupling member comprises a bolt and a nut.

In another aspect, the present invention is characterized in that the bolt is located inside the side wall of the pit, the nut is located outside the side wall of the pit so that the bolt is engaged in the outward direction from the inside of the pit.

In another aspect, the present invention is characterized in that the coupling member comprises a wedge pin (wedge pin) and the fixing pin.

In another aspect, the present invention is characterized in that the wedge pin is located outside the side wall of the pit, the fixing pin is located inside the side wall of the pit so that the wedge pin is coupled inward from the outside of the pit.

In addition, the present invention is characterized in that the coupling member is configured to include a bolt.

In addition, the present invention is characterized in that the bolt is located inside the side wall of the pit is coupled in the outward direction from the inside of the pit.

As described above, the coupling structure of the elevator pit easy to install the elevator according to the present invention is arranged in parallel so as to contact the side wall and the mold of the pit directly or indirectly coupled through the coupling member, the inner wall surface of the elevator pit It is formed flat and there is an effect that the elevator can be easily installed.

Hereinafter, with reference to the accompanying drawings will be described in more detail the coupling structure of the elevator pit 10 easy to install the elevator in accordance with a preferred embodiment of the present invention.

2A and 2B are views showing a structure in which the elevator pit 10 and the mold 20 are directly coupled according to the first embodiment of the present invention, and FIG. 3 is a state in which the concrete layer is poured in FIG. 2A and the mold is removed. The figure which shows.

Referring to FIG. 2A, the elevator pit 10 has a bottom and side walls, the side walls form a vertical inner wall surface, and a plurality of holes (not shown) are formed above the side walls.

In addition, a mold 20 parallel to the sidewall is positioned inside the pit 10, and the mold 20 has a coupling hole (not shown) at a position corresponding to the hole. The pit 10 and the mold 20 are coupled to each other through a coupling member coupled through the hole and the coupling hole.

Here, as the coupling member, it is preferable to use a bolt (A) passing through the hole and the coupling hole and a nut (B) fastened to the bolt (A). The bolt A is positioned inside the side wall of the pit 10 and the nut B is positioned outside the side wall of the pit 10 such that the bolt A is located inside the pit 10. Make sure that they can be combined in the outward direction.

After the bolts A are combined, the bolts A are disassembled so that the bolts 20 are removed from the pit 10 and the mold 20 is removed, and the inner wall surface of the pit 10 is formed flat. The problem of the technology can be solved, and the elevator installation can be relatively easy.

In some cases, the coupling member may include a wedge pin and a fixing pin for fixing the wedge pin. At this time, the coupling direction of the wedge pin is preferably coupled in a direction opposite to the direction in which the bolt (A) and the nut (B) is coupled.

Accordingly, the wedge pins are positioned outside the sidewalls of the pit 10 and the fixing pins are positioned inside the sidewalls of the pit 10 such that the wedge pins are coupled inward from the outside of the pit 10. It should be possible.

When the concrete is introduced into the pit 10 to be coupled in such a manner, separation of the wedge pin and the fixing pin may be facilitated. At the time of separation, after removing the fixing pins, the wedge pins extending inwardly of the pit 10 are bent with a hammer or the like to stick to the inner wall surface of the pit.

Referring to FIG. 2B, the elevator pit 10 has a bottom and a side wall, the side wall forms a vertical inner wall surface, and a plurality of fasteners C are provided at the upper end of the side wall. The fastening coupler (C) may be coupled to the upper end of the pit 10 by welding or bolts or pins, but in the figure is formed in a hexahedral shape, but in the form of an angle including a '-' shape to be described later It may be formed.

In addition, a mold 20 parallel to the sidewall is positioned inside the pit 10, and the mold 20 is coupled to a position corresponding to a screw hole (not shown) of the coupling fitting C. A ball (not shown) is formed.

The coupling of the pit 10 and the mold 20 is coupled to each other through a coupling member which is coupled to the screw hole of the coupling coupling hole C through the coupling hole. Here, the coupling member is preferably configured to include a bolt (A) that is fastened to the screw hole of the coupling fastener (C). Preferably, the bolt A is positioned inside the sidewall of the pit 10 and the bolt A can be coupled inward from the inside of the pit 10.

As such, in the coupling structure according to the first embodiment, after the coupling of the pit 10 and the mold 20, the concrete is introduced into the pit 10 and the concrete is hardened. As the 20 is removed, the inner wall surface of the concrete layer on the pit 10 and the pit 10 is made to have a flat shape, as shown in FIG. 3, so that the elevator installation is relatively easy.

Figure 4a, 4b is a view showing a coupling structure of the elevator pit 10 and the reinforcing bars (D) according to the first embodiment of the present invention, Figure 5 shows a state in which the mold is removed by the cast concrete layer in Figure 4a Drawing.

4A and 4B show the pit 10 and the first angle 30a by welding the first angle 30a having a '-' shape to the outside of the elevator pit 10 implemented in the first embodiment. It is integrated.

In the case of FIG. 4A, the first angle 30a located outside the pit 10 is welded to the outside of the pit 10, and both the mold 20, the pit 10, and the first angle 30a Preferably, a hole is formed at a position corresponding to the bolt A so as to be fastened to the nut B, and the hole 31 is connected to an upper surface of the first angle 30a. Is preferably formed.

In the case of Figure 4b, it is preferable that the hole is formed only on the upper surface so that the reinforcing bars (D) can be connected.

As such, by further providing a first angle 30a having a cross-section having an 'a' shape on the outer side of the pit 10, as shown in FIG. 5, the elevator pit 10 is disposed in the concrete layer (D) Can be firmly combined with the concrete layer.

6A, 6B, and 6C are views illustrating a structure in which the elevator pit 10 and the mold 20 are coupled by angles according to the second embodiment of the present invention.

6A illustrates that a first angle 30a is inserted into the sidewall of the elevator pit 10 so that the sidewall of the pit 10 contacts the first angle 30a and is connected through the coupling member. The mold 20 is coupled to the upper portion of the one angle 30a. That is, the first angle 30a is inserted between the pit 10 and the mold 20 so that the pit 10 and the mold 20 are coupled through the first angle 30a.

The cross section of the first angle 30a is formed to include a '-' shape, the side of the first angle 30a is in contact with the inner side wall surface of the pit 10 and the first angle through the coupling member 30a is coupled to the pit 10, and the mold 20 is vertically erected on the upper surface of the first angle 30a to be welded or screwed to the lower end of the mold 20. At this time, it is preferable to form a reinforcing rib (not shown) on the inner edge of the first angle 30a to support the load of the mold 20.

In addition, a coupling hole is formed in the first angle 30a to allow the coupling member to penetrate, and a hole corresponding thereto is also formed in the sidewall of the pit 10.

In addition, the coupling member may be configured to include a bolt (A) and the nut (B), the bolt (A) is located inside the side wall of the pit 10, the nut (B) is It is desirable to be positioned outside the side wall of the pit 10 so that the bolt A can be engaged in the outward direction from the inside of the pit 10.

6B is provided with a plurality of fastening couplers C at an upper end of the sidewall of the elevator pit 10, and the first angle 30a is positioned inside the fastening coupler C, and the first angle 30 The first angle 30a is coupled to the coupling coupler C through the coupling member while the side of the coupling portion 30a contacts the coupling coupler C.

At this time, the first angle (30a) is a coupling hole is formed in a position corresponding to the screw hole of the coupling coupler (C), the coupling member is fastened to the coupling coupler (C) bolt (A) It consists of. In addition, it is preferable that the bolt A is also positioned inside the sidewall of the pit 10 so that the bolt A can be coupled from the inner side to the outer side of the pit 10.

In some cases, the fastening coupler (C) may be formed in the same shape as the first angle (30a), and when the coupling is arranged in the 'b' shape on the top of the side wall of the pit 10 and the top of the side wall After welding or bolting or pin coupling, and the first angle (30a) is located inside the coupling coupler (C), it is preferable to be easily separated by placing the 'b' to contact each other.

'자 형상을 포함하도록 형성된 제2앵글(30b)이 상기 피트(10)의 내측에 위치하여, 하측 수직부(36)는 상기 피트(10)의 내측 측벽면과 접하여 결합부재를 통해 상기 피트(10)와 결합되고, 상측 수직부(35)는 내측으로 형 틀(20)이 상측 수직부(35)에 기대면서 결합되는 구조이다. Figure 6c is a cross-section '

The second angle 30b formed to include a 'shape' is located inside the pit 10, and the lower vertical portion 36 contacts the inner sidewall surface of the pit 10 and connects the pit ( 10) and the upper vertical part 35 is a structure in which the mold 20 is coupled to the upper vertical part 35 while being inwardly coupled.

'자 형상을 포함하는 제2앵글(30b)을 사용하게 되면, 제2앵글(30b)의 상부에 형틀(20)을 결합시킬 때 용접이나 나사결합을 하지 않아도 되기 때문에 형틀(20)의 제거가 용이한 장점이 있다.As above, the cross section is'

When the second angle 30b including the shape of a child is used, when the mold 20 is coupled to the upper portion of the second angle 30b, the removal of the mold 20 is unnecessary. There is an easy advantage.

In the first embodiment, when the pit 10 and the mold 20 are combined, an auxiliary device for holding the mold 20 or a separate support for supporting the lower end is necessary to fit the holes, but the second embodiment For example, since the pit 10 and the angle are combined first, and then the mold 20 is later placed on the angle, the angle serves as a pedestal, thereby simplifying the mold 20 without a separate auxiliary device or pedestal. It can be installed.

7A and 7B are views illustrating a coupling structure of the elevator pit 10 and the reinforcing bars D according to the second embodiment of the present invention.

7A and 7B form a first angle 30a having a 'b' shape in cross section to the outside of the elevator pit 10 implemented in the second embodiment, thereby forming the pit 10 and the first angle 30a. It is integrated.

In the case of FIG. 7A, holes are formed to penetrate the pit 10 and the first angle 30a positioned inside and outside the pit 10, and the first and second pits 10 are located outside the pit 10. A hole (not shown) is formed on the upper surface of the one angle 30a so that the reinforcing bars D can be connected.

In the case of Figure 7b, the first angle (30a) located outside the pit 10 is preferably such that the hole is formed only on the upper surface so that the reinforcement (D) can be connected.

As such, by further providing a first angle 30a having a cross-section having an 'a' shape on the outside of the pit 10, the elevator pit 10 is connected to the reinforcing bar D disposed on the concrete floor to be concrete. It can be firmly bonded to the layer.

8A and 8B are views illustrating another structure in which the elevator pit 10 and the mold 20 are coupled by angles according to the third embodiment of the present invention, and FIGS. 9A and 9B illustrate a third embodiment of the present invention. Figure is a view showing a coupling structure of the elevator pit 10 and the reinforcement (D) according to.

The third embodiment is similar to the structure in which the angle is coupled between the pit 10 and the mold 20 and the pit 10 and the mold 20 are indirectly coupled as in the second embodiment, but the pit ( There is a difference in that the upper end of the side wall 10 has a coupling portion 12 formed in an outwardly bent shape.

8A illustrates that the first angle 30a is coupled to the inner sidewall surface of the pit 10 through a coupling member, but FIG. 8B illustrates a coupling coupler C mounted on an upper portion of the coupling portion 12 of the pit 10. ), The first angle 30a is positioned inside the coupling coupler C, and the first angle 30a and the coupling coupler C are coupled to each other through a coupling member.

As such, when the upper end of the side wall of the pit 10 is bent outward, when the concrete flows in, the concrete layer presses the coupling portion 12 of the pit 10 downwards, whereby the elevator pit ( 10 can be prevented from rising, by connecting the reinforcing bar (D) disposed in the concrete layer with the coupling portion 12, the elevator pit 10 can be firmly coupled with the concrete layer.

In some cases, as shown in FIGS. 9A and 9B, a third angle 30c having a cross-section '-' shape is coupled to an upper end portion of the coupling portion 12 to connect reinforcing bars D to the third angle 30c. It is also possible. At this time, the hole 31 is formed on the upper surface of the third angle (30c) so that the reinforcing bars (D) can be connected, the fastening coupler (C) of Figure 9b is a third angle ( After coupling 30c, it is preferable to combine with the third angle (30c) so that the coupling coupler (C) is located on the third angle (30c).

While the invention has been described in detail in the foregoing embodiments, it will be apparent to those skilled in the art that various modifications and variations are possible within the spirit of the invention, and such modifications and variations belong to the appended claims.

1 is a view showing a coupling structure of a conventional elevator pit and the mold.

2A and 2B are views illustrating a structure in which an elevator pit and a mold are directly coupled according to the first embodiment of the present invention.

3 is a view showing a state in which the mold is removed by pouring the concrete layer in Figure 2a.

4A and 4B are views illustrating a coupling structure of an elevator pit and reinforcing bars according to a first embodiment of the present invention.

Figure 5 is a view showing a state in which the mold is removed by the concrete layer is poured in Figure 4a.

6A, 6B, and 6C are views illustrating a structure in which an elevator pit and a mold are coupled by angles according to a second embodiment of the present invention.

7A and 7B illustrate a coupling structure of an elevator pit and reinforcing bars according to a second exemplary embodiment of the present invention.

8A and 8B are views showing another structure in which the elevator pit and the mold according to the third embodiment of the present invention are coupled by angles.

9A and 9B illustrate a coupling structure of an elevator pit and reinforcing bars according to a third exemplary embodiment of the present invention.

 <Explanation of symbols for the main parts of the drawings>

10: Feet 20: Template

30a: first angle 30b: second angle

30c: third angle A: bolt

B: Nut C: Fastener

Claims (20)

In the coupling structure of the elevator pit installed in the basement of the building, An elevator pit having a bottom and sidewalls so that the top is open; A mold located inside the side wall; And And a coupling member coupling the sidewall of the pit to the mold. The side wall of the pit and the mold contact each other and are directly connected through the coupling member. The upper end of the pit has a coupling portion formed in a shape bent outward, The coupling structure of the elevator pit easy to install the elevator, characterized in that the coupling is connected to the reinforcing bar. In the coupling structure of the elevator pit installed in the basement of the building, An elevator pit having a bottom and sidewalls so that the top is open; An angle located inside the sidewall; A mold coupled to the upper side of the angle; And And a coupling member coupling the sidewall of the pit to the angle. The side wall of the pit and the angle contact each other and are connected through the coupling member, and the mold is positioned and coupled to the upper portion of the angle, The upper end of the pit has a coupling portion formed in a shape bent outward, The coupling structure of the elevator pit easy to install the elevator, characterized in that the coupling is connected to the reinforcing bar. In the coupling structure of the elevator pit installed in the basement of the building, An elevator pit having a bottom and sidewalls so that the top is open; A mold located inside the side wall; And And a coupling member coupling the sidewall of the pit to the mold. The side wall of the pit and the mold contact each other and are directly connected through the coupling member. The upper end of the pit has a coupling portion formed in a shape bent outward, The coupling structure of the elevator pit easy to install the elevator, characterized in that the upper end of the coupling portion is further provided with an angle of the '-' shape, the reinforcing bar is connected to the concrete layer through the angle. In the coupling structure of the elevator pit installed in the basement of the building, An elevator pit having a bottom and sidewalls so that the top is open; An angle located inside the sidewall; A mold coupled to the upper side of the angle; And And a coupling member coupling the sidewall of the pit to the angle. The side wall of the pit and the angle contact each other and are connected through the coupling member, and the mold is positioned and coupled to the upper portion of the angle, The upper end of the pit has a coupling portion formed in a shape bent outward, The coupling structure of the elevator pit easy to install the elevator, characterized in that the upper end of the coupling portion is further provided with an angle of the '-' shape, the reinforcing bar is connected to the concrete layer through the angle. delete delete delete delete delete delete delete delete delete delete delete delete delete delete delete delete

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