JPH1136331A - Transferable concrete foundation for engine generator - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a transferable concrete foundation for an engine generator which can be easily installed in an installation site and which ramarkably reduces the construction period at the site and increases the quality of the foundation work in common, because it can be massproduced in a factory. SOLUTION: This concrete foundation is used for installation of an engine generator body 3 and provided with the first foundation member 1 made of a concrete block put in the installation site of an engine generator, the second foundation member 2 stacked on the first foundation member 1 and made of a concrete block on which the engine generator is mounted and fixed, and a vibration proof member 24 put between the first foundation member 1 and the second foundation member 2.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a portable concrete foundation for an engine generator (EG) which is used as a base for installing an engine generator (EG) and the like.

[0002]

2. Description of the Related Art Conventionally, in order to install an engine generator or the like, first, as shown in FIG. Is placed, and a concrete frame such as a wooden frame is poured on it. Next, concrete 53 is poured and hardened by embedding reinforcing steel bars and conduits.
And a support member 56 provided at the lower end of the engine generator 55 is fixed to an anchor. The thickness of the concrete is about 500mm-10
00 mm.

[0003]

However, in the above-mentioned prior art, the foundation work for installing the engine generator and the like is a work at the installation site, and it takes time for the poured concrete to harden. There was a disadvantage that the period was long.

In order to absorb the vibration of the engine generator, thick concrete is required.

[0005] Furthermore, the embedding of the anchor bolt is a post-process of actual alignment, and has a disadvantage that the work is troublesome.

Accordingly, one technical problem of the present invention is to provide a portable concrete foundation for an engine generator which can be mass-produced in a factory and can be easily installed at an installation site.

Another technical problem of the present invention is that
It is an object of the present invention to provide a portable concrete foundation for an engine generator that can significantly reduce the construction period at an installation site.

[0008] Still another technical problem of the present invention is to provide a portable concrete foundation for an engine generator capable of unifying the improvement of the quality of foundation work.

[0009]

According to the present invention, there is provided a concrete foundation serving as a foundation for installing an engine generator, comprising: a first foundation member made of concrete installed at a place where the engine generator is installed; A second base member made of concrete for mounting and fixing the engine generator on the first base member, and interposed between the first base member and the second base member; A portable concrete foundation for an engine generator characterized by comprising a vibration isolating member is obtained.

Further, according to the present invention, in the portable concrete foundation for an engine generator, the first base member is driven into the installation location by driving.
A portable concrete foundation for an engine generator, which is fixed by using any one of an anchor bolt and a cylinder concrete, is obtained.

According to the present invention, in any of the portable concrete foundations for an engine generator, the first base member and the second base member are connected via a connection bar. Thus, a portable concrete foundation for an engine generator can be obtained.

According to the present invention, in the portable concrete foundation for an engine generator according to any one of the above, the first base member has a surface opposite to a surface in contact with the second base member. The present invention provides a portable concrete foundation for an engine generator, which is provided with anti-slip and anti-vibration members.

Further, according to the present invention, in any of the portable concrete foundations for an engine generator, each of the first base member and the second base member is a rectangular plate member having a predetermined size. Are connected via a connecting bar in the length or width direction, thereby obtaining a portable concrete foundation for an engine generator.

[0014]

Embodiments of the present invention will be described below with reference to the drawings.

FIG. 1 is a front view of a portable concrete foundation for an engine generator according to an embodiment of the present invention, and FIG. 2 shows a first foundation member of the portable concrete foundation for an engine generator of FIG. 3) a plan view and (b) a side view, and FIG. 3 is a (a) plan view and (b) side view showing a second foundation member of the portable concrete foundation for the engine generator of FIG. FIG. 4 is an exploded perspective view of the portable concrete foundation for the engine generator of FIG.

Referring to FIG. 1, a portable concrete foundation 10 for an engine generator includes a first foundation member 1 made of concrete disposed below and a first foundation member 1 disposed thereon. And a second base member 2 of the same dimensions. The first base member 1 and the second base member 2 are overlapped and fixed by a connecting screw 5. The engine generator main body (EG cubic) 3 is fixedly supported on the second base member 1 via a support member 4 and an anchor screw 6.

As best shown in FIGS. 2 and 4,
The first base member 1 is, for example, a flat concrete block having a thickness of 150 mm and one of the front and back surfaces of which is 2 m ₂ or less. On one surface side of the first base member 1, grooves 11 and 12 each having a semicircular cross section are provided in the cross direction.
The intersection is provided with an electric wire rising hole 13 penetrating the first base member 1 in the thickness direction. On the other hand, on the other surface, an anti-vibration rubber 14 is provided as an anti-slip member and as an anti-vibration member for preventing vibration of the engine generator. On one surface, connecting screw holes 15 provided at four corners in the thickness direction to connect with the second base member 2 are provided. A hole 16 for a concrete anchor provided through the base member 2 in the thickness direction, and a hole 17 for a fall prevention pile penetrating the first base member 1 with a key-like cross section from the four corners and slightly toward the center. It has.

As best shown in FIGS. 3 and 4, the second base member 2, like the first base member 1, has a thickness of, for example, 150 mm and is one of the front and back surfaces. Consists of concrete blocks of 2 m ₂ or less. On one surface side of the second base member 2, four corners are provided so as to penetrate through the second base member 2 so as to overlap with the screw holes 15 for connection of the first base member 1, respectively. In order to fix the connecting screw hole 25 having a seat portion to the supporting member for supporting the main body 3 of the engine generator, the connecting hole 25 is formed in the thickness direction of the second base member 2 from one surface side. And a support member fixing hole 26.

On the other hand, on the other surface of the second
Similarly to one surface of the base member 1, grooves 21 and 22 having a semicircular cross section are provided in the cross direction, and the intersections thereof are used for starting up electric wires passing through the second base member 2 in the thickness direction. A hole 23 is provided. This wire starting hole 23 is
When the first base member 1 and the second base member 2 are overlapped with each other, the first base member 1 overlaps with the electric wire rising hole of the first base member 1. Except for the groove on the other surface of the second base member 2,
An anti-vibration member 24 made of anti-vibration rubber for preventing vibration of the engine generator is provided.

Next, a specific example of a method of installing the portable concrete foundation for the engine generator of FIG. 1 will be described.

FIG. 5 is a sectional view showing an example when the portable concrete foundation for the engine generator of FIG. 1 is installed on the ground surface. In FIG. 5, parts other than the main parts are omitted. Referring to FIG. 5, the ground 50 is dug and solidified to form a hole 51, a scissor stone 52 is arranged at the bottom of the hole 51, the first foundation member 1 is arranged at the bottom of the hole 51, and driven. The fall prevention angle 7 of the type is driven into the key-like fall prevention pile hole 17 and fixed. Next, the second base member 2 is placed on the first base member 1 and fixed with a connecting screw (not shown).
Place the 0kg engine generator body 3 and support the second
Is fixed to the base member 2 via the fixing screw 5 to complete the installation. Note that reference numeral 53 is soil.

FIG. 6 is a view showing an example when the portable concrete foundation for the engine generator of FIG. 1 is installed on the roof of a building. Referring to FIG. 6, a waterproof layer 8 made of asphalt is provided on a frame member 60 of a building, and the first foundation member 1 is directly embedded in cinder concrete 9 thereon. Subsequent steps are the same as those in FIG.

FIG. 7 is a view showing another example when the portable concrete foundation for the engine generator of FIG. 1 is installed on the roof of a building. Referring to FIG. 7, the anchor 27 is driven into the concrete part 61 on the roof of the building,
The first base member 1 is fixed to a threaded portion at one end of the anchor 27 by a nut 28 and is buried around the first base member 1 with cinder concrete 9.

FIG. 8 is a view showing an example when the portable concrete foundation for the engine generator of FIG. 1 is installed on the concrete 61 surface. As shown in FIG. 8, an anchor 27 is driven into the surface of the concrete 61, and the first foundation member 1 is screwed into a nut 2 at one end of the anchor 27.
8 and thereafter, as in the case of FIG.
Is provided.

FIG. 9 is a front view showing a base member of a portable concrete foundation for an engine generator according to another embodiment of the present invention. The base member 30 shown in FIG.
The three first base members 1 are provided with through holes 31 in the length or width direction, respectively, and these first base members 1 are connected in three steps in the length or width direction as connecting members 32 and It is fixed by screwing a nut 33 to a screw provided at its end. Similarly, the second base member 1 has 3
It can be connected to a stage, and by using this instead of the first base member 1 and the second base member 2 as described above, a larger engine generator can be installed.

In the embodiment of the present invention, the first
Although the first base member 1 and the second base member 2 are formed separately from each other, the first base member 1 and the second base member 2 may be formed integrally.

[0027]

As described above, according to the present invention, it is possible to provide a portable concrete foundation for an engine generator which can be mass-produced in a factory and can be easily installed at an installation site.

Further, according to the present invention, it is possible to provide a portable concrete foundation for an engine generator capable of greatly shortening a construction period at an installation site.

Further, according to the present invention, it is possible to provide a portable concrete foundation for an engine generator capable of unifying the improvement of the quality of foundation work.

Further, according to the present invention, it is possible to provide a portable concrete foundation for an engine generator which can be easily installed without special technical skills.

[Brief description of the drawings]

FIG. 1 is a front view of a portable concrete foundation for an engine generator according to an embodiment of the present invention.

2 (a) is a plan view and FIG. 2 (b) is a side view showing a first foundation member of the portable concrete foundation for the engine generator of FIG.

3A is a plan view and FIG. 3B is a side view showing a second base member of the portable concrete foundation for the engine generator of FIG.

FIG. 4 is an exploded perspective view of the portable concrete foundation for the engine generator of FIG. 1;

FIG. 5 is a cross-sectional view showing an example when the portable concrete foundation for the engine generator of FIG. 1 is installed on the ground surface.

6 is a diagram showing an example when the portable concrete foundation for the engine generator of FIG. 1 is installed on the roof of a building.

FIG. 7 is a diagram showing another example when the portable concrete foundation for the engine generator of FIG. 1 is installed on the roof of a building.

8 is a diagram showing an example when the portable concrete foundation for the engine generator of FIG. 1 is installed on the surface of concrete 61. FIG.

FIG. 9 is a front view showing a base member of a portable concrete foundation for an engine generator according to another embodiment of the present invention.

FIG. 10 is a sectional view showing an installation structure of a conventional engine generator.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 1st basic member 2 2nd basic member 3 Engine generator main body (EG cubic) 4 Support member 5 Connecting screw 6 Screw for anchor 7 Fall prevention angle 8 Waterproof layer 9 Cinder concrete 10 Portable for engine generator Concrete foundation 11, 12 Groove 13 Wire rise hole 14 Anti-vibration rubber 15 Screw hole 16 Concrete anchor hole 17 Fall prevention pile hole 21, 22 Groove 24 Vibration isolator 25 Screw hole 26 Support member fixing hole 27 Anchor 28 NUT 32 CONNECTION BAR 33 NUT 50 GROUND 51 HOLES 52 TURNING 53 53 EARTH 61

Claims (5)

[Claims] 1. A concrete foundation serving as a foundation for installing an engine generator, wherein a first foundation member composed of a concrete block installed at a place where the engine generator is installed is superimposed on the first foundation member. A second foundation member made of a concrete block for mounting and fixing the engine generator;
A portable concrete foundation for an engine generator, comprising: a base member of (1) and a vibration isolating member interposed between the second base member. 2. The portable concrete foundation for an engine generator according to claim 1, wherein the first base member is fixed to the installation location using any one of a driving pile, an anchor bolt, and a cylinder concrete. A portable concrete foundation for an engine generator. 3. A portable concrete foundation for an engine generator according to claim 1, wherein said first base member and said second base member are connected in a stacking direction via a connecting member. A portable concrete foundation for an engine generator. 4. A portable concrete foundation for an engine generator according to any one of claims 1 to 3, wherein the other surface of said first foundation member opposing a surface in contact with said second foundation member. A portable concrete foundation for an engine generator, which is provided with anti-slip and anti-vibration anti-vibration members. 5. A portable concrete foundation for an engine generator according to claim 1, wherein each of said first base member and said second base member has predetermined dimensions. A portable concrete foundation for an engine generator, wherein the rectangular plate members are connected in the length or width direction via a connecting member.