JP6830793B2 - A driving jig used when driving a support foundation member and the support support foundation member into the ground. - Google Patents

Description

INDUSTRIAL APPLICABILITY The present invention is used when driving columns used mainly for road ancillary equipment such as protective fences, noise barriers, sign columns, support columns of fences, foundation members for columns used for vehicle stops, and foundation members for the columns into the ground. It relates to a driving jig to be used.

When erection of pillars of road ancillary equipment on the ground, for example, when installing a guard fence, a part of the pillar is usually buried in an independent concrete block or a continuous concrete foundation, or a part of the pillar is directly placed on the ground. It is formed by driving it in and burying it. Among these, in the case of burying a part of the support, the required depth of support in Non-Patent Document 1 is applied to the type P protective fence, which is a fence for pedestrian bicycles installed at the boundary between the sidewalk and the outside of the sidewalk. Is shown, and it is shown that the guard fence installed for crossing deterrence of type P requires an embedding depth of 1000 mm or 1200 mm. (Non-Patent Document 1).

Standards for installing guard fences and commentary (revised edition), page 74, Table-3.4.1 (published by the Japan Road Association, published on June 10, 2009, 3rd print)

However, when embedding columns in this way, in urban areas and the like, there are underground objects such as gas pipes and water pipes buried in the ground, and the embedding depth of the columns is secured to 1000 mm or 1200 mm as described above. Sometimes you can't.

Therefore, the present invention has been made in view of the above-mentioned problems, and is a support base member capable of installing road ancillary equipment even in a place where the embedding depth of the support cannot be obtained deeply, and a support base member thereof. It is intended to provide a driving jig to be used when driving the vehicle into the ground.

In order to achieve the above object, the present invention has the following configuration.
That is, in the support base member according to the present invention, a support support portion extends laterally from the vertical plate portion, and an insertion provided at the base end of the support support portion is provided at the tip of the support support portion. An engaging portion that is inserted into and engaged with the hole is provided, the engaging portion is formed in a vertical plate shape, and the insertion hole is formed in a shape that allows the engaging portion to be inserted. It is characterized in that the engaging portion inserted into the hole and engaged with the insertion hole is formed so as to be arranged along the vertical plate portion .
Further, a strut holding portion is extended from the vertical plate portion toward the side, and the tip of the strut holding portion is engaged with being inserted into an insertion hole provided at the base end of the strut holding portion. A portion is provided , the engaging portion is formed in a vertical plate shape, the insertion hole is formed in a shape into which the engaging portion can be inserted, and the engaging portion is formed from the inside direction of the cylinder formed by the support column holding portion. It is characterized in that the engaging portion inserted into and engaged with the insertion hole is formed so as to be arranged along the vertical plate portion .

According to this configuration, the support column holding portion extends laterally from the vertical plate portion, and the tip of the support column holding portion is inserted into and engaged with the insertion hole provided at the base end of the support column holding portion. Since the engaging portion is provided, when the foundation member for the support is created from a metal flat plate by press working, the engaging portion, the mold for removing the insertion hole, and the mold for molding the support holding portion are formed. Since the foundation member for the support can be created by the above, the foundation member for the support can be produced while suppressing the mold cost, and in addition, the portion cut off from the flat plate and discarded can be reduced. Therefore, the foundation member for the support can be efficiently produced (yield).

Further, in the strut foundation member according to the present invention, the engaging portion of the other strut foundation member is inserted and engaged with the insertion hole of one strut foundation member, and the one strut foundation member is engaged. It is characterized in that the joint portion is inserted into and engaged with the insertion hole of the other support foundation member for use.

According to this configuration, the engaging portion of the other strut foundation member is inserted into and engaged with the insertion hole of the one strut foundation member, and the engaging portion of the one strut foundation member is engaged. Since it is used by inserting it into the insertion hole of the other support base member and engaging it, in a state where the two support support foundation members are engaged, the other vertical plate portion is connected to the side edge of the vertical plate portion. The width to the side edge of the plate, the so-called found width, can be formed wide in the lateral direction, so that the support can be erected without embedding the support as deep as 1000 mm or 1200 mm in the ground. The earth pressure required for the construction can be obtained, and road ancillary equipment can be installed even in places where there are buried objects in the ground.

Further, in the strut foundation member according to the present invention, the engaging portion of the other strut foundation member is inserted and engaged with the insertion hole of one strut foundation member, and the insertion hole of the other strut foundation member is engaged. Another engaging portion of the strut foundation member is inserted and engaged, and the engaging portion of the one strut foundation member is inserted into and engaged with the insertion hole of the other strut foundation member. It is characterized by being able to be.

According to this configuration, the engaging portion of the other strut foundation member is inserted and engaged with the insertion hole of the one strut foundation member, and the other strut foundation member is further inserted into the insertion hole of the other strut foundation member. Since the engaging portion of the strut foundation member is inserted and engaged, and the engaging portion of the one strut foundation member is inserted into and engaged with the insertion hole of the other strut foundation member, the found width is used. Can be formed wide in the lateral direction, whereby the earth pressure required for erection of the stanchion can be obtained without burying the stanchion as deep as 1000 mm or 1200 mm in the ground. In addition to being able to install road ancillary equipment even in places where there are buried objects, the columns are inserted into the space formed by engaging the three foundation members for the columns, and the columns are held. When a mortar or the like is filled between the portion and the support and solidified, when some impact force is applied from the lateral direction to the road ancillary equipment or the like supported by the support, the support is buried in the ground. Regardless of which direction the lateral impact force is applied to the foundation member, the strut foundation member can be fully stretched against the impact force.

Further, the support base member according to the present invention is characterized in that the engaging portion is formed in a vertical plate shape, and the insertion hole is formed in a shape into which the engaging portion can be inserted.

According to this configuration, since the engaging portion is formed in the shape of a vertical plate and the insertion hole is formed in a shape into which the engaging portion can be inserted, the base member for the support column is pressed from a metal flat plate. When making by processing, the base member for the support can be made by the mold for punching the engaging portion and the insertion hole and the mold for molding the support support portion, so that the mold cost can be suppressed. In addition, since the portion to be cut off from the flat plate and discarded can be reduced, the support foundation member can be efficiently produced (yield).

Further, the support base member according to the present invention is characterized in that at least one of the upper portion and the lower portion on the base end portion side of the engaging portion is cut out to form the cutout portion.

According to this configuration, at least one of the upper portion and the lower portion of the engaging portion on the base end side is notched to form the notched portion, so that after the engaging portion is inserted into the insertion hole. When the support foundation member is driven into the ground by moving one of the support foundation members upward or downward and engaging the peripheral portion of the insertion hole with the notch portion, the plurality of the above-mentioned assembled members. Even if forces are applied to the strut foundation members from various directions, the strut foundation members are firmly engaged with each other, so that the strut foundation members are displaced from each other, and the strut foundation members are displaced. It is possible to prevent the member from being deformed.

Further, the driving jig according to the present invention is a driving jig used when driving the support base member into the ground using a driving tool, and is a cylinder formed by the support portion of the support base member. The foundation portion insertion portion corresponding to the inner shape and the driving portion of the driving machine or the driving portion insertion portion corresponding to the inner shape of the driving auxiliary tool attached to the driving portion are provided, and the foundation portion insertion portion and the driving portion are provided. In addition to connecting the insertion portion, a connecting portion that comes into contact with the upper end of the cylinder formed by the support portion of the support base member and the driving portion of the driving tool or the lower end of the driving auxiliary tool is provided. The outer shape of the connecting portion is larger than the cylinder formed by the strut holding portion of the strut foundation member and the driving portion of the driving tool or the internal shape of the driving assist tool. is there.

According to this configuration, the base portion insertion portion corresponding to the inner shape of the cylinder formed by the strut holding portion of the strut foundation member, and the driving portion of the driving tool or the driving assist tool attached to the driving portion. The driving portion insertion portion corresponding to the shape is provided, the foundation portion insertion portion and the driving portion insertion portion are connected, and the upper end of the cylinder formed by the strut holding portion of the strut foundation member and the driving tool. A connecting portion that comes into contact with the driving portion or the lower end of the driving assisting tool is provided, and the outer shape of the connecting portion is a cylinder formed by the strut holding portion of the strut foundation member and a driving portion of the driving tool. Alternatively, since it is formed larger than the inner shape of the driving aid, when the driving tool is used to drive the support base member into the ground, the driving jig is used to drive the support base member and the driving tool. A place where the land is hard because the force of the driving tool applied to the driving jig from above is transmitted from the driving jig to the support base member without getting into the part or the inside of the driving assisting tool. Also , the foundation member for the support can be driven into the ground.

Further, in the driving jig according to the present invention, the outer shape of the connecting portion is formed to be larger than the outer shape of the cylinder formed by the support portion of the support base member and the driving portion of the driving tool or the driving auxiliary tool. Characterized by being

According to this configuration, the outer shape of the connecting portion is formed to be larger than the outer shape of the cylinder formed by the strut holding portion of the strut foundation member and the driving portion of the driving tool or the driving auxiliary tool. When driving the support base member into the ground using the equipment, it is possible to reliably prevent the driving jig from entering the support base member and the driving portion of the driving tool or the inside of the driving assisting tool. The force of the driving tool applied to the driving jig from above is surely transmitted from the driving jig to the support foundation member , so that the support foundation member can be driven into the ground even in a hard land. it can.

Further, in the driving jig according to the present invention, as the strut foundation member is driven into the ground, the earth and sand inside the cylinder formed by the strut holding portion of the strut foundation member is pressed downward. It is characterized in that an earth and sand pressing tool is attached.

According to this configuration, as the strut foundation member is driven into the ground, the earth and sand pressing tool presses the earth and sand inside the cylinder formed by the strut holding portion of the strut foundation member downward. since is attached, if there is the sediment pusher, to place the posts inside the space of the column forming the foundation member, after typing the foundation members for the post in the ground, the foundation member for the post It is necessary for the operator to manually remove the earth and sand inside the structure, but since the earth and sand pressing tool is provided, it is possible to prevent the earth and sand inside the support foundation member from rising upward and the earth and sand. Can be pressed downward to form a space for arranging the columns.

According to the present invention, in addition to the above-mentioned effects, when the foundation members for columns are stocked, a plurality of them can be stacked and stored, the storage space can be saved, and when the foundation members are transported by truck or the like, a large number of them can be stored in one unit. The foundation member for the support column can be loaded. Further, after assembling the plurality of foundation members for the columns and driving them into the ground, the earth and sand existing in the space formed by the plurality of column holding portions is removed by a scoop or the like, and the columns are inserted into the formed space. However, according to the present invention, the amount of earth and sand removed for inserting the columns can be reduced.

It is a front view which shows one embodiment of the guard fence which is the road ancillary equipment provided with the foundation member for a support which concerns on this invention. An embodiment of a support foundation member according to the present invention is shown, (a) is a front view, (b) is a right side view, (c) is a left side view, (d) is a rear view, and (e) is a rear view. The plan view and (f) are bottom views. (A) is a perspective view and (b) is a perspective view of the support base member shown in FIG. 2 as viewed from another direction. Although the two foundation members for columns shown in FIGS. 2 and 3 are assembled, (a) is a front view, (b) is a right side view, (c) is a left side view, (d) is a rear view, and (e). Is a plan view and (f) is a bottom view. In the embodiment shown in FIG. 4, (a) is a perspective view, and (b) is a perspective view seen from another direction. Another embodiment of the support foundation member according to the present invention is shown, (a) is a front view, (b) is a right side view, (c) is a left side view, (d) is a rear view, and (e) is a rear view. The plan view and (f) are bottom views. In the embodiment shown in FIG. 6, (a) is a perspective view, and (b) is a perspective view seen from another direction. Although three foundation members for columns shown in FIGS. 6 and 7 are assembled, (a) is a front view, (b) is a right side view, (c) is a left side view, (d) is a rear view, and (e). Is a plan view and (f) is a bottom view. In the embodiment shown in FIG. 8, (a) is a perspective view, and (b) is a perspective view seen from another direction. An embodiment of the driving jig according to the present invention is shown, (a) is a front view and (b) is a bottom view. An embodiment of an earth and sand pressing tool constituting the driving jig according to the present invention is shown, (a) is a front view, (b) is a bottom view, and (c) is a plan view. It is explanatory drawing which shows the method of driving the foundation member for a support which concerns on this invention into the ground. It is an enlarged view of the main part of FIG. It is explanatory drawing which shows the method of driving the foundation member for a support which concerns on this invention into the ground. It is an enlarged view of the main part of FIG. It is explanatory drawing which shows the method of driving a steel pipe pile foundation into the ground using the driving auxiliary tool which concerns on this invention. FIG. 16 is an enlarged view of a main part of FIG. It is explanatory drawing which shows the method of driving a steel pipe pile foundation into the ground using the driving auxiliary tool which concerns on this invention. It is an enlarged view of the main part of FIG. It is a front view which shows the state which the earth and sand pressing tool is attached to the driving jig which concerns on this invention. Yet another embodiment of the support foundation member according to the present invention is shown, (a) is a front view, (b) is a right side view, (c) is a left side view, (d) is a rear view, and (e). Is a plan view and (f) is a bottom view. In the embodiment shown in FIG. 21, (a) is a perspective view, and (b) is a perspective view seen from another direction. Although three foundation members for columns shown in FIGS. 21 and 22 are assembled, (a) is a front view, (b) is a right side view, (c) is a left side view, (d) is a rear view, and (e). Is a plan view and (f) is a bottom view. In the embodiment shown in FIG. 23, (a) is a perspective view, and (b) is a perspective view seen from another direction.

Next, an embodiment of the present invention will be taken up and described. It should be noted that the present embodiment is merely an example for understanding the present invention, and variations other than the present embodiment regarding the shape, structure, material, etc. of each part do not deviate from the gist of the present invention. It goes without saying that it is allowed. Further, the expression of "up / down / left / right" in the following description is based on the directions described in FIGS. 1, 10, 11, 13, 13, 15, 17, 19, and 20.

In FIG. 1, 1 is a support column, the lower portion thereof is buried in the underground G, and a plurality of columns are erected on the ground surface in the left-right direction at appropriate intervals. Bracket mounting holes for locking the mounting bracket K for mounting the fence beam 2 to the strut 1 are bored at appropriate positions on the front side and the back side of the side wall 11 of the strut 1 at the same level. ing.

A cap 13 is attached to the top of the support column 1 to improve the appearance and prevent rainwater or the like from flowing into the inner surface of the support column 1. The support column 1 is made of a metal tube having an appropriate cross-sectional shape such as a circular cross-section, and its surface is subjected to treatment such as painting or plating. Further, a band-shaped reflector R is wound and attached to the lower part of the cap 13 over the entire circumference, and exhibits a line-of-sight guidance effect.

Reference numeral 2 denotes a fence beam, which is erected in a plurality of stages (4 stages in the present embodiment) between the side walls 11 of the plurality of columns 1 facing each other via the mounting bracket K. The fence beam 2 is also made of a metal tube having an appropriate cross-sectional shape such as a circular cross-sectional shape that is generally used conventionally.

As the support column 1, generally, a pipe made of aluminum, stainless steel, steel or the like, a long body made of a profile cut to an appropriate length, a plated or painted body thereof, or the like can be preferably used. ..

Similar to the support column 1, the fence beam 2 is generally a long body made of pipes and profiles made of aluminum, stainless steel, steel, etc. cut to an appropriate length, or plated or painted on them. Etc. can be preferably used.

In the present embodiment, the fence beam 2 is attached to the support column 1 in four stages vertically, but is not particularly limited to four stages, and may be attached in an appropriate number of stages. Further, in the present embodiment, a protective fence is described as a road incidental facility, but the present invention is not limited to this, and is not limited to this, and may be applied to other road incidental equipment having columns, such as a bollard or a lighting column. The present invention is also applicable.

Reference numeral 3 denotes a foundation member for columns, and a column holding portion 32 corresponding to the outer shape of the column 1 is extended from the vertical plate portion 31 toward the side, and the column holding portion 32 is at the tip of the column holding portion 32. An engaging portion 34 is provided which is inserted into and engaged with the insertion hole 33 provided at the base end of the portion 32. Then, as shown in FIGS. 1, 4, and 5, when the support column foundation member 3 is used as a set of two, two support column foundation members 3 in the form shown in FIGS. 2 and 3 are used, and one of them is used. The engaging portion 34 of the other strut foundation member 3 is inserted into and engaged with the insertion hole 33 of the strut foundation member 3, and is buried in the soil for use. In the embodiment shown in FIGS. 2 and 3, the support column holding portion 32 of the support column foundation member 3 is formed in a semicircular shape in a plan view (bottom view), and the support column foundation member 3 of the two support support foundation members 3. When the engaging portion 34 of the other support base member 3 is inserted into one of the insertion holes 33 and engaged with the other, it becomes circular in a plan view (bottom view).

Further, as shown in FIGS. 8 and 9, the engaging portion 34B of the other strut foundation member 3B is inserted into and engaged with the insertion hole 33A of the one strut foundation member 3A, and the other strut foundation member 3A is engaged. The engaging portion 34C of the other strut foundation member 3C is inserted into and engaged with the insertion hole 33B of the member 3B, and the engaging portion 34A of the one strut foundation member 3A is the other strut foundation member 3C. In some cases, it is inserted into the insertion hole 33C of the above and engaged with the insertion hole 33C. That is, it is a case where the support foundation member 3 of the embodiment shown in FIGS. 6 and 7 is used as a set of three. In the embodiment shown in FIGS. 6 and 7, the support column holding portion 32 of the support column foundation member 3 is formed in a one-third arc shape in a plan view (bottom view), and is used for the three support columns. Of the foundation members 3, the engaging portion 34B of the other strut foundation member 3B is inserted into and engaged with the insertion hole 33A of one of the strut foundation members 3A, and the insertion hole of the other strut foundation member 3B is engaged. The engaging portion 34C of the other strut foundation member 3C is inserted into and engaged with the 33B, and the engaging portion 34A of the one strut foundation member 3A is inserted into the insertion hole 33C of the other strut foundation member 3C. When inserted and engaged, it becomes circular in plan view (bottom view).

Next, the embodiments shown in FIGS. 21 to 24 will be described. The embodiments shown in these figures are similar to the embodiments shown in FIGS. 6 to 9, and are used by assembling three foundation members 3 for columns. That is, the engaging portion 34B of the other strut foundation member 3B is inserted into and engaged with the insertion hole 33A of the one strut foundation member 3A, and further separated into the insertion hole 33B of the other strut foundation member 3B. The engaging portion 34C of the strut foundation member 3C is inserted and engaged, and the engaging portion 34A of the one strut foundation member 3A is inserted and engaged in the insertion hole 33C of the other strut foundation member 3C. And used. However, what is different from the embodiments shown in FIGS. 6 to 9 is that, as shown in FIGS. 21 and 22, the lower portion of the engaging portion 34 on the base end side is notched to form the notched portion 35. It is a point. As described above, after inserting the engaging portions 34A, 34B, 34C into the insertion holes 33A, 33B, 33C of the three pillar foundation members 3A, 3B, and 3C, respectively, the support foundations, respectively. The members 3A, 3B, and 3C are moved downward (or upward) to engage the lower peripheral portions of the insertion holes 33A, 33B, and 33C with the cutouts 35A, 35B, and 35C, respectively. By doing so, when driving into the ground with the three pillar foundation members 3 assembled, forces act from various directions on the assembled three pillar foundation members 3A, 3B, and 3C. Also, since the respective strut foundation members 3A, 3B, and 3C are firmly engaged with each other, the strut foundation members 3A, 3B, and 3C are displaced from each other, and the strut foundation member 3 Deformation of 3A, 3B, 3C and the like can be suppressed.

In the embodiment shown in FIGS. 21 to 24, the engaging portions 35, 35A, 35B, 35C are formed in the lower portion of the engaging portions 34, 34A, 34B, 34C on the base end side. The engaging portions 35, 35A, 35B, 35C may be formed on the upper portion of the engaging portions 34, 34A, 34B, 34C on the proximal end side, and the above is not particularly limited. It may be formed on both the upper portion and the lower portion of the engaging portions 34, 34A, 34B, 34C on the proximal end side. In short, it is sufficient that the cutout portions 34, 35A, 35B, 35C are formed so that the peripheral portions of the insertion holes 33, 33A, 33B, 33C can be engaged with each other.

In the embodiment described in the present specification, the support column 1 is formed of a cylindrical tube, and the support column base member 3 is also formed so as to have a cylindrical shape corresponding to the outer shape thereof. The shape is not limited, and the support column holding portion 32 may be formed in a shape into which the support column 1 can be inserted. For example, as shown in the embodiment described in the present specification, even when the support column 1 is formed of a cylindrical tube, the support column holding portion 32 has an inner square shape larger than the outer diameter of the support column 1. It may be formed into a shape. Further, if the support column 1 is formed of a square column tube, the support column holding portion 32 may also be formed in a quadrangular shape slightly larger than the outer shape of the support column 1 corresponding to the outer shape of the support column 1. The support column holding portion 32 may be formed so as to have a cylindrical shape having a slightly larger inner diameter.

Whether the support foundation member 3 is used as a set of two or the support foundation member 3 is used as a set of three, the engaging portion 34 is formed in a vertical plate shape, and the insertion hole 33 is formed. The engaging portion 34 is formed into a shape that can be inserted, and in the present embodiment, a vertically long shape. As a result, when the foundation member 3 for the support is made from a metal flat plate by press working, the die for punching the engaging portion 34 and the insertion hole 33 and the support holding portion 32 are formed on the outer shape of the support 1. Since the support base member 3 can be created with a mold molded into a corresponding shape, the support base member 3 can be created while suppressing the mold cost, and in addition, it is cut off from the flat plate. Since the portion to be discarded can be reduced, the support base member 3 can be efficiently produced (yield).

Next, a driving jig 4 used when driving the support foundation member 3 and the steel pipe pile foundation Q into the ground G using a driving tool (not shown), and a driving jig 4 for the support using the driving jig 4. A method of driving the foundation member 3 and the steel pipe pile foundation Q into the underground G will be described with reference to FIGS. 10 to 20.

First, the driving jig 4 of the embodiment shown in FIGS. 10 and 11 includes a foundation portion insertion portion 41 corresponding to the inner shape of the support foundation member 3 and the steel pipe pile foundation Q, and the driving portion U of the driving tool or the driving portion U. A driving portion insertion portion 42 corresponding to the inner shape of the driving assist tool H attached to the portion U is provided, the foundation portion insertion portion 41 and the driving portion insertion portion 42 are connected, and the support base member 3 and A connecting portion 43 is provided which is in contact with the upper end of the steel pipe pile foundation Q and the driving portion U of the driving tool or the lower end of the driving auxiliary tool H.

The outer shape of the connecting portion 43 is larger than the inner shape of the support foundation member 3 or the steel pipe pile foundation Q, and the driving portion U of the driving tool or the driving auxiliary tool H, and the outer shape of the connecting portion 43 is formed. Is formed larger than the outer shape of the support foundation member 3 or the steel pipe pile foundation Q, and the driving portion U of the driving tool or the driving auxiliary tool H.

Further, a stepped cylindrical hollow portion 44 is formed from the bottom portion 411 of the foundation portion insertion portion 41 to the driving portion insertion portion 42, and the earth and sand pressing tool 5 described later is inserted into the hollow portion 44 to obtain the above. The earth and sand pressing tool 5 is fixed to the driving jig 4 by using bolts (not shown) or the like.

The earth and sand pressing tool 5 has a flat cylindrical contact portion 52 that abuts on the bottom portion 411 of the driving jig 4 from the earth and sand pressing tool inserting portion 51 that is inserted into the hollow portion 44 of the foundation portion inserting portion 41. A columnar connecting portion 53 extends from the corresponding contact portion 52. Then, at the tip of the connecting portion 53, the support foundation member 3 or the steel pipe pile foundation Q is inserted inside, and the support support foundation member 3 or the steel pipe pile foundation Q is driven into the ground G. A pressing portion 54 for pressing the earth and sand inside the support foundation member 3 or the steel pipe pile foundation Q downward is extended. The outer diameter of the connecting portion 53 is formed to be smaller than the outer diameter of the pressing portion 54. Further, the outer diameters of the connecting portion 53 and the pressing portion 54 are such that the earth and sand pressing tool 5 can be inserted inside the strut foundation member 3 or the steel pipe pile foundation Q so that the strut foundation member 3 or the steel pipe pile foundation Q can be inserted. It is formed to be slightly smaller than the inner diameter of.

In the present embodiment, since the strut holding portion 32 and the steel pipe pile foundation Q of the strut foundation member 3 have a cylindrical shape, the pressing portion 54 also has a flat cylindrical shape, but is particularly cylindrical. The shape is not limited, and may be any shape corresponding to the shape of the support column holding portion 32 of the support column foundation member 3 and the steel pipe pile foundation Q.

Further, in the embodiment described in the present specification, since the strut foundation member 3 and the steel pipe pile foundation Q are formed in a cylindrical shape, the outer shape of the connecting portion 43, the strut foundation member 3 and the steel pipe pile The inner shape and outer shape of the foundation Q and the driving portion U of the driving tool or the driving auxiliary tool H are all circular. Further, as shown in FIGS. 14, 15, 18 and 19, the driving assist tool H shown in the present embodiment is a columnar column having substantially the same diameter as the column holding portion 32 of the column foundation member 3 and the steel pipe pile foundation Q. It is made of steel pipe.

Next, a method of driving the support foundation member 3 and the steel pipe pile foundation Q into the underground G using the driving jig 4 will be described with reference to FIGS. 12 to 19. The embodiments shown in FIGS. 12 and 13 show a case where the driving portion insertion portion 42 of the driving jig 4 is directly inserted into the driving portion U and the support foundation member 3 is driven into the underground G. The support foundation member 3 is placed on the ground surface, the foundation portion insertion portion 41 of the driving jig 4 attached to the driving portion U is inserted from above, and the support is pressed downward by the driving tool. The construction is completed by gradually driving the foundation member 3 into the ground G and completely burying the support foundation member 3 in the ground G. At this time, the earth and sand D inside the support foundation member 3 or the steel pipe pile foundation Q is pressed downward by the earth and sand pressing tool 5, and a space A in which the support 1 can be arranged is formed.

In the embodiment shown in FIGS. 14 and 15, the driving portion insertion portion 42 of the driving jig 4 is inserted into the lower end portion of the driving assist tool H, and the driving portion U is inserted into the upper end portion of the driving assist tool H. It shows the case where the foundation member 3 for a support is driven into the ground G after being worn. The support base member 3 is placed on the ground surface, and the foundation insertion portion 41 of the driving jig 4 in which the foundation insertion portion 41 is inserted into the lower end portion of the driving aid H is inserted from above. Then, the strut foundation member 3 is pressed downward by the driving tool, the strut foundation member 3 is gradually driven into the ground G, and the strut foundation member 3 is completely buried in the ground G. The construction is completed. At this time, the earth and sand D inside the support foundation member 3 or the steel pipe pile foundation Q is pressed downward by the earth and sand pressing tool 5, and a space A in which the support 1 can be arranged is formed.

The embodiments shown in FIGS. 16 and 17 show a case where the driving portion insertion portion 42 of the driving jig 4 is directly inserted into the driving portion U and the steel pipe pile foundation Q is driven into the underground G. The steel pipe pile foundation Q is erected on the ground surface, the foundation portion insertion portion 41 of the driving jig 4 attached to the driving portion U is inserted from above, and the foundation portion insertion portion 41 of the driving jig 4 is pressed downward by the driving tool, and the steel pipe is pressed downward. The pile foundation Q is gradually driven into the underground G, and the steel pipe pile foundation Q is completely buried in the underground G to complete the construction. At this time, the earth and sand D inside the support foundation member 3 or the steel pipe pile foundation Q is pressed downward by the earth and sand pressing tool 5, and a space A in which the support 1 can be arranged is formed.

In the embodiments shown in FIGS. 18 and 19, the driving portion insertion portion 42 of the driving jig 4 is inserted into the lower end portion of the driving assist tool H, and the driving portion U is inserted into the upper end portion of the driving assist tool H. It shows the case where the steel pipe pile foundation Q is driven into the ground G after being worn. The steel pipe pile foundation Q is erected on the ground surface, and the foundation portion insertion portion 41 of the driving jig 4 in which the foundation portion insertion portion 41 is inserted into the lower end portion of the driving aid H is inserted from above. Then, the steel pipe pile foundation Q is pressed downward by the driving tool, the steel pipe pile foundation Q is gradually driven into the ground G, and the steel pipe pile foundation Q is completely buried in the ground G for construction. Is completed. At this time, the earth and sand D inside the support foundation member 3 or the steel pipe pile foundation Q is pressed downward by the earth and sand pressing tool 5, and a space A in which the support 1 can be arranged is formed.

In the embodiment described in the present specification, the earth and sand pressing tool 5 is attached to the driving jig 4, and the support foundation member 3 or the steel pipe pile foundation Q is driven into the ground G. However, the present invention is not limited to this, and when a driving tool that does not have a force sufficient to press the earth and sand D inside the support foundation member 3 or the steel pipe pile foundation Q downward is used, the driving is performed. The pillar foundation member 3 or the steel pipe pile foundation Q may be driven into the ground G using only the jig 4. In that case, after the work of driving the support foundation member 3 or the steel pipe pile foundation Q into the underground G is completed, it is necessary for the operator to form a space A in which the support 1 can be arranged.

1 Pillar 11 Side wall 12 Bracket mounting hole 13 Cap 2 Fence beam 21 End 22 Fence beam mounting hole 3, 3A, 3B, 3C Foundation members for pillar 31, 31A, 31B, 31C Vertical plate 32, 32A, 32B, 32C Pillar Holding parts 33, 33A, 33B, 33C Insertion holes 34, 34A, 34B, 34C Engagement parts 35, 35A, 35B, 35C Notch part 4 Driving jig 41 Foundation part Inserting part 411 Bottom part 42 Driving part Inserting part 43 Connecting part 44 Hollow part 5 Sediment pressing tool 51 Pressing part Inserting part 52 Contact part 53 Connecting part 54 Pressing part R Reflector K Mounting bracket Q Steel pipe pile foundation G Underground U Driving part H Driving assisting tool D Sediment A Space

Claims (8)

A strut holding portion extends laterally from the vertical plate portion, and at the tip of the strut holding portion, an engaging portion that is inserted into and engaged with an insertion hole provided at the base end of the strut holding portion is provided. It is provided ,
The engaging portion is formed in a vertical plate shape, and the insertion hole is formed in a shape into which the engaging portion can be inserted.
A support base member characterized in that the engaging portion inserted into the insertion hole and engaged with the insertion hole is formed so as to be arranged along the vertical plate portion . A strut holding portion extends laterally from the vertical plate portion, and at the tip of the strut holding portion, an engaging portion that is inserted into and engaged with an insertion hole provided at the base end of the strut holding portion is provided. It is provided ,
The engaging portion is formed in a vertical plate shape, and the insertion hole is formed in a shape into which the engaging portion can be inserted.
The strut is formed so that the engaging portion inserted into and engaged with the insertion hole from the inside of the cylinder formed by the strut holding portion is arranged along the vertical plate portion. Basic member for. The engaging portion of the other strut foundation member is inserted into and engaged with the insertion hole of the one strut foundation member, and the engaging portion of the one strut foundation member is the other strut foundation member. The foundation member for a support according to claim 1 or 2 , wherein the foundation member is used by being inserted into an insertion hole and engaged with the insertion hole. The engaging portion of the other strut foundation member is inserted into and engaged with the insertion hole of the one strut foundation member, and the insertion hole of the other strut foundation member is further engaged with the strut foundation member. Claim 1 or 2 characterized in that the joint portion is inserted and engaged, and the engaging portion of the one strut foundation member is inserted and engaged with the insertion hole of the other strut foundation member. The foundation member for the support described in. The support column according to any one of claims 1 to 4, wherein at least one of the upper portion and the lower portion of the engaging portion on the proximal end side is notched to form the notched portion. Foundation member. A driving jig used when driving the support base member according to claim 1 to 5 into the ground using a driving tool, and the inner shape of a cylinder formed by the support holding portion of the support foundation member. A corresponding base portion insertion portion and a driving portion insertion portion corresponding to the internal shape of the driving portion of the driving machine or the driving assist tool attached to the driving portion are provided, and the foundation portion insertion portion and the driving portion insertion portion are provided. Along with the connection, the connection portion is provided so as to be in contact with the upper end of the cylinder formed by the support portion of the support base member and the driving portion of the driving tool or the lower end of the driving auxiliary tool. A driving jig characterized in that the outer shape of the portion is formed larger than the cylinder formed by the strut holding portion of the strut foundation member and the driving portion of the driving tool or the inner shape of the driving auxiliary tool. The sixth aspect of claim 6 is characterized in that the outer shape of the connecting portion is formed to be larger than the outer shape of the cylinder formed by the strut holding portion of the strut foundation member and the driving portion of the driving tool or the driving aid. The described driving jig. As the support foundation member is driven into the ground, an earth and sand presser that presses the earth and sand inside the cylinder formed by the support column holding portion of the support column foundation member downward is attached. The driving jig according to claim 6 or 7.

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