JP6635591B2 - Post foundation - Google Patents

Description

The present invention relates to a foundation for supporting a pillar such as a signal pole laid on the side of a train or a train track, for example, and particularly to a pillar assembling base that can be assembled after loading a foundation block at a site. It is about.

   Conventionally, for example, when erecting a signal pillar or the like in an elevated section, for example, a concrete floor slab of a construction place where the signal is to be erected is cut, concrete is poured into the shaved portion, and this is used as a base for the signal. And had used.

However, such an on-site construction of a foundation requires a certain period for curing and solidifying the concrete.
Moreover, the site construction work of the foundation is civil engineering work, and the construction is usually entrusted to a site in charge of civil engineering, and the site construction of this foundation is performed. Had to do.

For this reason, there is a problem that it takes time for adjustment such as commissioning and construction, and that the unit price of the foundation per pillar, such as a signal pole, becomes high.

JP 2002-250042 A Registered utility model 3002016

Thus, the present invention has been devised to solve the above-mentioned conventional problems, and does not perform the on-site construction of the foundation, so that curing of concrete does not require a certain period for solidification, The site construction work of the foundation can be performed at the signal signal erecting place, and therefore, it does not require time for adjustment such as consignment and construction, and a pillar assembling foundation that can reduce the unit price of the foundation per pillar such as a signal pillar. It is intended to provide.

The present invention
The base member has a three-dimensional shape, a core member having a three-dimensional protrusion at the center of the base portion, and a side member having a stepped portion, and a core member closely contacting the side surface of the core member. And a final connection member on the side surface.
Between the core member and the final connection member, one side has a shape closely contacting the side surface of the core member, and the other side surface has a shape similar to the side surface shape having a step portion of the core member. Having at least one or more connecting members,
Characterized in that
Or
All of the core member, the connection member and the final connection member, or one of them, or two of them were formed of concrete members,
Characterized in that
Or
The core member, the connecting member and the final connecting member are fastened by a fastening member and integrated,
Characterized in that
Or
The connection member and the final connection member are connected to two opposing side surfaces of the core member, and are configured in a substantially rectangular parallelepiped shape.
Characterized in that
Or
The connection member and the final connection member are connected to four opposing side surfaces of the core member, and are configured in a substantially cross shape.
It is characterized by the following.

In the case of the pillar assembling foundation according to the present invention, since the on-site construction of the foundation is not performed, the curing of the concrete does not require a certain period for solidification, so that the on-site construction of the foundation is performed only at the signal signal erecting part. Therefore, there is an excellent effect that it is possible to reduce the unit cost of the foundation per one pillar such as a signal pillar without requiring time for commissioning and construction to other departments.

It is a top view explaining composition of an assembling foundation for a pillar by the present invention. It is a side view explaining composition of an assembling base for a pillar by the present invention. It is a top view explaining the composition of a core member. It is a side view explaining the composition of a core member. It is a side view explaining the composition of the member for connection. It is a top view explaining the composition of the member for connection. It is a side view explaining the structure of the member for final connection. It is a top view explaining the composition of the member for last connection. It is a side view explaining the composition of the 2nd last connection member. It is a top view explaining the composition of the 2nd last member for connection. FIG. 2 is a configuration explanatory diagram illustrating a configuration of a traffic signal.

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

3 and 4 show a core member 1 which is a component of the present invention and is usually made of a concrete member.
The core member 1 has a base 2 in the form of a quadrilateral, and a central portion of the base 2 having a quadrangular protruding portion 3 smaller than the shape of the base 2 so as to have a substantially convex strip shape. It is configured with. The shapes of the base portion 2 and the protruding portion 3 are not limited to a quadrangular shape, and may be a three-dimensional shape.

  As can be understood from FIGS. 3 and 4, the front, rear, left, and right sides of the core member 1, that is, the side surfaces in the four directions are curved surfaces in which a stepped step portion 4 is provided at a substantially middle portion in the height direction. I have.

  Next, FIGS. 5 and 6 show the connecting member 5 made of a concrete member. The connecting member 5 has a shape close to the side surface forming the curved surface of the core member 1 described above, that is, a first curved surface shape 6 on one side, and a step portion 4 of the core member 1 on the other side. It is configured to have a second curved surface shape 7 configured to have the same shape as the side surface shape.

  7 and 8 show a final connection member 8 made of a concrete member.

  Here, the final connecting member 8 has a shape closely contacting the side surface of the core member 1, that is, a member having the first curved surface shape 6 on one side and not having the second curved surface shape 7 on the other side surface. Is configured as For example, it is configured as a vertical side surface on a flat surface.

  The column assembly base of the present invention includes the core member 1, one or more connecting members 5 connected to the core member 1, and a final connecting member 8 connected to the core member 1 or the connecting member 5. They are mass-produced in a factory in advance, transported as much as necessary to the installation location, connected at the installation location, and assembled.

  FIGS. 1 and 2 show a pillar of the present invention in which one core member 1, two connecting members 5 are connected in the left-right direction of the core member 1, and one final connecting member 8 is connected left and right. It is a specific example of assembling the assembly base for use.

  Here, the connecting member 5 is not limited to the case where two members are installed in the left and right direction, and may be one in which the connecting members 5 are installed one by one in the left and right direction. It may be set up.

  The number of the connecting members 5 and the like can be changed depending on the size of the traffic light 19 and the like erected on the pillar assembling base. In other words, it is important that the traffic light 19 and the like erected on the foundation have a weight that does not fall down due to wind or the like. Therefore, if the traffic light 19 is increased in size, the number of connecting members 5 for connection is also increased.

  1, 2, 9, and 10, reference numeral 9 denotes a second final connection member, and the second final connection main member 9 is, as shown in FIG. 1, a front-rear direction of the core member 1. Are connected on the side surface step portion 4. Therefore, the pillar assembling base according to the present invention has a substantially rectangular parallelepiped shape as can be understood from FIGS.

  A second connecting member having the same shape as the connecting member 5 connected in the left-right direction described above is prepared on the front-rear side surface of the core member 1, and when these are connected, a substantially cross-shaped shape is obtained. It can also be formed on a post-assembly foundation. If the foundation projects in a cross shape, it is possible to support a pillar such as the traffic light 19 erected on the foundation without further falling down.

  Next, connection and assembly of the core member 1, the connecting member 5, the final connecting member 8, and the second final connecting member 9 will be described.

The connection and assembly are performed using fasteners such as bolts 10 and nuts 11.
As shown in FIG. 2, the core member 1 and the connecting members 5 connected to both sides in the left-right direction are first connected vertically using long bolts 10 and nuts 11.

  That is, the female screw portion 12 is embedded and fixed to the horizontal step portion 4 of the core member 1 with its opening facing upward, and the base end of the long bolt 10 is screwed to the female screw portion 12. It will be.

  That is, after inserting the bolt 10 into the insertion hole 13 of the connecting member 5 provided vertically and penetrating, the base end of the long bolt 10 is screwed into the female screw portion 12, Next, the nut 11 is screwed and fastened to the tip of the bolt 10 to connect the core member 1 and the connecting member 5 in the vertical direction.

  This connecting method is used for connecting the connecting member 5 to the connecting member 5, connecting the connecting member 5 to the final connecting member 8, and further connecting the core member 1 to the second final connecting member 9. Used.

  As shown in FIG. 1, the core member 1 and the connecting members 5 connected to both sides in the left-right direction are also connected in the horizontal direction by the second bolt 14 and the second female screw portion 15.

  That is, on the left and right side surfaces of the core member 1, the second female screw portions 15 are embedded and fixed with their openings directed horizontally and obliquely, respectively. The base ends are screwed and connected.

  That is, after inserting and penetrating the second bolt 14 into the second insertion hole 16 of the connecting member 5 provided in the horizontal direction, the base end of the second bolt 14 is connected to the second female screw portion. In this case, the core member 1 and the connecting member 5 are firmly connected even in the horizontal direction.

  This connection method is used for connection between the connection member 5 and the connection member 5 and connection between the connection member 5 and the final connection member 8.

  Reference numeral 17 denotes a lifting internal thread, which is embedded and fixed on the upper surfaces of the core member 1, the connecting member 5, the final connecting member 8, and the second final connecting member 9 with their openings facing upward. Have been. The lifting internal thread portion 17 is used when the core member 1, the connecting member 5, the final connecting member 8, and the second final connecting member 9 are transported and moved to a predetermined installation location.

  That is, when the core member 1, the connecting member 5, the final connecting member 8, and the second final connecting member 9 are transported to an installation location such as the side of a track on a viaduct, the lifting female screw 17 is used to lift the lifting member. After screwing together and connecting, the core member 1 and the like are lifted and transported by a heavy machine or the like. In this way, if the female screw portion 17 for lifting is embedded and fixed in advance on the upper surfaces of the core member 1, the connecting member 5, the final connecting member 8, and the second final connecting member 9, these can be easily lifted. Can be transported.

  Next, as shown in FIG. 2, an anchor member 18 whose tip is exposed and protrudes upward is embedded in the core member 1.

  The distal end of the anchor member 18 is formed in, for example, a male screw shape. The distal end portion is made to penetrate the base 20 of the traffic light 19 shown in FIG. Prop will be erected.

  As described above, at the time of, for example, building a signal pole or the like in an elevated section, as described above, the construction is entrusted to a location in charge of civil engineering, and construction is proceeding. For this reason, it takes time to make adjustments such as commissioning and construction, and the unit cost of the foundation per pillar is also high.

  On the other hand, the column assembling foundation of the present invention can be manufactured only by connecting and assembling the blocks such as the core member 1 at the installation location, and is very easy to perform compared to the construction of the foundation using ready-mixed concrete. Construction is now possible.

  In addition, it is necessary to pay attention to the following regarding the assembling foundation for columns such as those for signal poles.

  That is, in preventing the signal pole from overturning, the anchor was not used as much as possible. If the anchor is used indiscriminately, there is a risk that the reinforcing steel on the elevated road may be damaged.

  Therefore, high-density concrete or the like is used, and the fall of the foundation is realized by the weight of the foundation. If an anchor is used regardless of this, the number and diameter of the anchors should be made as small as possible so as not to damage the reinforcing bars on the elevated tracks.

  Next, it is assumed that the wind pressure intensity can be maintained even at a traffic signal having a high center of gravity as compared with the related art. That is, the number of connecting members 5 and the like connected to the core member 1 is increased to increase the weight, thereby increasing the wind pressure strength.

  Furthermore, the weight, size, and the like of each of the assembly blocks, that is, the core member 1, the connecting member 5, the final connecting member 8, the second final connecting member 9, and the like should be such that they can be easily loaded. is important.

  In addition, after construction, it shall have durability to be a permanent facility that is strong against earthquake, corrosion and weathering.

Further, the pull-out strength of the bolts 10 and the second bolts 14 for connecting the core member 1, the connecting member 5, the final connecting member 8, and the second final connecting member 9 should be durable enough to be a permanent facility. Is preferred.

DESCRIPTION OF SYMBOLS 1 Core member 2 Base part 3 Projection part 4 Step part 5 Connection member 6 First curved surface shape 7 Second curved surface shape 8 Final connection member 9 Second final connection member 10 Bolt 11 Nut 12 Female thread portion 13 Insertion hole 14 2 bolt 15 second female screw portion 16 second insertion hole 17 female screw portion for lifting 18 anchor member 19 signal 20 base

Claims (5)

The base member has a three-dimensional shape, a core member having a three-dimensional protrusion at the center of the base portion, and a side member having a stepped portion, and a core member closely contacting the side surface of the core member. And a final connection member on the side surface.
Between the core member and the final connection member, one side has a shape closely contacting the side surface of the core member, and the other side surface has a shape similar to the side surface shape having a step portion of the core member. Having at least one or more connecting members,
An assembling base for a support, characterized in that:
All of the core member, the connection member and the final connection member, or one of them, or two of them were formed of concrete members,
The support base assembly according to claim 1, wherein:
The core member, the connecting member and the final connecting member are fastened by a fastening member and integrated,
An assembly base for a column according to claim 1 or 2, wherein:
The connection member and the final connection member are connected to two opposing side surfaces of the core member, and are configured in a substantially rectangular parallelepiped shape.
The supporting base assembly according to claim 1, 2 or 3, wherein
The connection member and the final connection member are connected to four opposing side surfaces of the core member, and are configured in a substantially cross shape.
The support base assembly according to claim 1, 2, 3, or 4, wherein:

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