KR102247857B1 - Anchor foundation pile for holding - Google Patents

Abstract

The present invention relates to an anchor-type foundation pile for a pole. An objective of the present invention is to improve work convenience and sturdiness by sturdily fixing a pole housing while a plurality of anchors spread in the ground by striking an anchor means provided in the pole housing after inserting the pole housing into the ground. The anchor-type foundation pile for a pole comprises: a pole housing (10) having anchor penetration holes (11) formed at equal intervals around the lower side of a cylindrical shape having an insertion space therein, and an upper screw unit (12) on the inner circumferential surface of the upper side thereof; a pole guide means (20) having a conic center nock (26) formed on the lower side thereof, and a plurality of anchor guide surfaces (23) rounded from the center thereof towards the anchor penetration holes (11) of the pole housing (10) and formed on the upper side thereof to be coupled to the lower side of the anchor penetration holes (11) of the pole housing (10); and an anchor means (30) consisting of a plurality of anchors (31) which are combined, and inserted into the pole housing (10) to mount the lower end thereof on the anchor guide surfaces (23) of the pole guide means (20).

Description

Anchor foundation pile for holding}

The present invention relates to an anchor-type foundation pile for a holding, and more particularly, by inserting a holding housing into the ground and then hitting the anchor means provided inside the holding housing, a plurality of anchors are opened in the ground, thereby strengthening the holding housing. It is invented to improve the convenience and robustness of work by allowing it to be fixed properly.

In general, the construction of a building is preceded by a foundation construction, which is a construction for constructing a foundation to stably support the weight of the upper structure and various loads acting on the upper structure.

The ground has layers with different bearing capacity depending on the depth (soft layer, rock layer, etc.), and the supporting force was secured by forming a foundation to increase the bearing capacity of the weak layer or general layer, such as the soft layer.

In relation to the above, conventionally, a hollow continuous auger is mounted on the ground for placing the pile, and when the pile reaches the target depth by drilling, the pile body is formed using concrete, mortar, or expandable mortar. There have been disclosed methods of raising the piles to increase the bearing capacity of the piles.

However, in the prior art, complicated processes such as excavation, ready-mixed concrete pouring, and curing using construction equipment must be performed, and there is a problem in that workability is impaired because it takes a lot of work time and cost.

In addition, there is a problem in that it is difficult to place and cure concrete or mortar in places such as open ground, sand dunes, and wetlands where access to ready-mixed concrete or heavy construction equipment is difficult, and the foundation pile installed on the ground is inclined according to various environmental factors.

Therefore, when structures such as streetlights and power structures installed on the foundation pile collapse or break, serious accidents occurred, and in some cases, the foundation pile is installed deeper to solve this problem, but this increases the manufacturing cost and work of the foundation pile. There was a problem that required more time and effort.

[Patent Document 1]. Korean Patent Application Publication No. 2003-0007312. Asphalt layer grouting anchor bolt (published on January 23, 2003)

In order to solve the problems of the prior art as described above, the present invention provides a simple insertion of the foundation pile into the ground, and the anchor tip is firmly supported while spreading to the ground by the impact of the anchor means, thereby improving the convenience and support of installation. Its purpose is to be able to improve.

Another object of the present invention is to simplify the construction and operation of parts by inserting an anchor means composed of a plurality of anchors into the interior of the post housing inserted into the ground, and fixing the post housing to the ground by striking the anchor means. It is intended to improve work efficiency.

Another object of the present invention is to improve the rigidity of the foundation pile by configuring the number of anchors of the anchor means to be adjustable according to the ground condition and to be able to continuously assemble a plurality of anchor means to the post housing.

The present invention for solving such a technical problem,

Anchor through-holes 11 are formed at equal intervals along the lower circumference of a cylindrical shape having an insertion space on the inside, and a post housing 10 having an upper screw portion 12 on the upper inner diameter surface;

A conical center knock 26 is formed at the lower side, and a plurality of anchor guide surfaces 23 rounded in the direction of the anchor penetration hole 11 of the post housing 10 are formed at the upper side, and the post housing ( A post guiding means (20) coupled to the lower side of the anchor penetration hole (11) of 10);

Including an anchor means 30 that has a configuration in which a plurality of anchors 31 are combined, and is inserted into the inner side of the post housing 10 so that the lower end is seated on the anchor guide surface 23 of the post guide means 20 It is composed.

In addition, the post guiding means 20 is fitted and fixed to the lower inner diameter of the post housing 10, and is connected to the lower end of the anchor penetration hole 11 at the protruding spire 22 in the upper center of the anchor guide surface ( 23) is formed to be curved, the anchor guide member 21 provided with a member insertion groove 24 on the bottom surface;

A center knock 26 protruding in a conical shape is provided at the lower side, and a member fixing protrusion 27 assembled to the member insertion groove 24 is formed on the upper surface of the ground insertion member 25, which is formed by protruding, and is achieved by being combined with each other. do.

In addition, in the post housing 10, a through-hole shielding hole 15 for covering and shielding the outside of the anchor through-hole 11 is further assembled.

In addition, the anchor means 30 has any one of 2 to 8, and the anchors 31 are combined to fix the upper part by welding, and the anchor 31 is an anchor inclined surface inclined downward from the center line to the outside. By forming (32), the anchor inclined surface (32) is configured to be positioned above the anchor guide surface (23).

In addition, the anchor means 30 is assembled with an anchor upper cap 40 having an anchor fitting groove 41 formed corresponding to the upper shape of the plurality of anchors 31 so as to hit the anchor upper cap 40 It is composed.

In addition, in the post housing 10, an anchor through hole 11 is continuously formed at a layer interval in the longitudinal direction, and an anchor guide member having an anchor means 30 and an anchor guide surface 23 according to the layer interval (21) is achieved by assembling configuration to be sequentially stacked.

According to the present invention, after simply inserting the foundation pile into the ground, by hitting the anchor means of the foundation pile, the anchor spreads into the ground and firmly supports the foundation pile, thereby improving the convenience of installation and operation. There is an effect that can be.

In addition, it is possible to reduce parts and manufacturing costs by simplifying the construction of the foundation pile of the present invention, and to easily assemble the post applied to the post support plate, which is coupled to the post housing, for sports facilities, parasols, signboards, fences, street lights, etc. Can improve the efficiency of the installation work and improve the satisfaction with the product.

In addition, the present invention is configured to support the post housing with a plurality of anchor means corresponding to the ground state and the post to be installed, so that the firmness of the foundation pile is improved by being firmly supported on the ground by an anchor drawn out to the ground There are also effects.

Figure 1 is an exploded perspective view showing the configuration of the present inventors anchor-type foundation piles for holding.
Figures 2 to 4 is a state diagram showing the installation process of the present inventors anchor-type foundation piles for holding.
Figure 5 is an exploded perspective view showing an embodiment of the present inventors anchor-type foundation pile for holding.
6 is a state diagram showing an assembled state that is an embodiment of the present invention.

The present inventor's anchor-type foundation pile for struts, by inserting the strut housing into the ground and then hitting the anchor means provided inside the strut housing so that the tip of the anchor is widened in the ground so that the strut housing can be firmly fixed. It was invented to improve the convenience and robustness of the product.

Hereinafter, the anchor-type foundation pile for holdings according to the present invention can have various configurations, and its features can be understood by the embodiments described in detail with reference to the accompanying drawings.

Since the present invention can make various changes and have various forms, embodiments will be described in detail in the text. However, this is not intended to limit the present invention to a specific form of disclosure, it should be understood to include all changes, equivalents, and substitutes included in the spirit and scope of the present invention.

First, the foundation pile 100 in the present invention includes a post housing 10 that is largely inserted into a perforation hole in the ground as shown in FIG. 1, and a post guide means 20 fixed to the lower side of the post housing 10, and , It is inserted into the interior of the holding housing 10 is configured to open to the outside of the holding housing 10 by a blow, and comprises an anchor means 30 fixed to the ground.

In detail, the post housing 10 has a cylindrical shape having an insertion space inside, and a plurality of anchor penetration holes 11 are formed at equal intervals along the lower circumference inserted into the ground drilling hole.

In addition, an upper screw portion 12 is formed on the inner diameter surface of the post housing 10 to be fastened and assembled with a post 1 applied to a sports facility post bar, parasol, signboard, fence, street light, etc., or the post It is also included in the present invention that the support plate 2 and the housing support plate 13 to be coupled using fixing bolts are further formed on the upper surface of the post housing 10.

That is, the post housing 10 has a cylindrical shape, and the anchor through holes 11 are formed at equal intervals by selecting any one of 2 to 8 along the circumference of the post housing 10 with a certain interval at the lower end. .

In addition, a block insertion groove (unsigned) having a larger area including a perforation hole is formed on the ground on which the post housing 10 is installed, and a housing fixing block 17 corresponding to the block insertion groove It is also included in the present invention to install.

The housing fixing block 17 is formed with a block through hole 17a communicating with the perforated hole in the center so that the post housing is inserted, and the groove of the concave groove on the upper side of the block through hole 17a is formed. A block support groove 17b may be provided to allow the housing support plate 13 and the post support plate 2 to be inserted.

Therefore, even if the post 1 having various configurations is installed in the post housing 10 while the housing fixing block 17 is stably supported on the ground, it is possible to improve the support for the ground, and strong wind. And it is possible to prevent shaking and loss of soil even in rainwater.

Here, the post housing 10 is configured to be further assembled with a through-hole shielding hole 15 that covers and shields the outside of the anchor through-hole 11, and the through-hole shielding hole 15 has elasticity. Alternatively, by using a shrinking tape made of rubber, the through-hole shielding hole 15 can be opened and inserted into the post housing 10, and the anchor through-hole 11 can be shielded to prevent the inflow of soil, which will be described later. ) Oh, do not interfere with the withdrawal.

The post guiding means 20 coupled to the lower side of the post housing 10 is divided into a ground insert member 25 inserted while facing the ground and an anchor guide member 21 fitted and fixed inside the post housing 10 It is also preferable that the ground insertion member 25 and the anchor guide member 21 are integrally formed.

The anchor guide member 21 is fitted with a shape corresponding to the inner insertion space of the post housing 10, and the spire part 22 protrudes toward the upper center, and the anchor penetrates from the upper side of the spire part 22. An anchor guide surface 23 is provided with a curved groove shape toward the lower end of the hole 11, and a member insertion groove 24 is formed on the bottom surface.

In addition, the ground insertion member 25 is provided with a conical center knock 26 protruding from the lower side while the lowermost end of the post housing 10 is seated on the upper surface, and a member corresponding to the member insertion groove 24 on the upper surface By protruding the fixing protrusion 27, it is configured to be assembled from the lower side of the anchor guide member 21.

Here, the anchor guide surface 23 of the anchor guide member 21 is formed in a plurality in correspondence with the anchor penetration hole 11 of the post housing 10, and the anchor guide surface 23 is a central spire. It is important that the anchor guide surface 23 having a groove shape curved in the direction of each of the anchor through holes 11 in the portion 22 is formed.

In a state in which the support guide means 20 is fixedly mounted on the lower part of the support housing 10 as described above, an anchor means 30 combined with a plurality of anchors 31 is inserted into the support housing 10, The lower end of the anchor 31 is settled on the anchor guide surface 23.

The anchor means 30 is formed by combining a plurality of anchors 31 in correspondence with the anchor penetration hole 11 of the post housing 10 and the anchor guide surface 23 of the anchor guide member 21, or As an example of, it should be noted that even in the state in which six anchor penetration holes 11 and anchor guide surfaces 23 are formed, it is possible to use three anchors 31 in combination to be seated on the anchor guide surfaces.

That is, the anchor means (30) is a combination of a plurality of anchors 31 by selecting any one of 2 to 8, and welding and fixing only the upper portions of the plurality of anchors, and each of the fixed anchors (31) Is formed to have an anchor inclined surface 32 inclined downward from the center line to the outside, so that the anchor inclined surface 32 is positioned above the anchor guiding surface 23.

When explaining the construction work of the anchor-type foundation pile configured as described above, first insert the support housing 10 provided at the lower side of the support guide means 20 into the perforation hole of the ground drilled through a hammer drill as shown in FIG. 2 And, by inserting the anchor means 30 into the interior of the holding housing 10 to mount the anchor inclined surface 32 on the anchor guiding surface 23, the anchor guiding surface 23 is an anchor of the pillar housing 10 Since it is formed to be curved in the direction of the through hole 11, the anchor inclined surface 32 can be accurately seated on the top of the anchor guide surface 23 only by inserting the anchor means 30.

Here, as an embodiment of the present invention, the anchor upper cap 40 is assembled on the upper side of the anchor means 30, and the anchor upper cap 40 is an anchor corresponding to the upper shape of the plurality of anchors 31. The fitting groove 41 is formed to be fitted, or the anchor upper cap 40 and the anchor are welded to be fixed.

That is, even if the upper side of each anchor 31 that combines the anchor means 30 is not evenly positioned, as shown in FIG. 3, the piston of the striking device (not shown) is formed by assembling the anchor upper cap 40. By striking 40, the striking force can be transmitted to each of the anchors 31.

Here, the anchor upper cap 40 is formed to have a diameter smaller than the inner diameter of the post housing 10, and a plurality of cap support protrusions 42 protrude along the outer diameter surface, so that the anchor upper cap 40 is While being supported on the inner diameter surface of the holding housing 10, it is hit to move accurately downward, and the mortar can pass through the gap between the holding housing 10 and the upper anchor cap 40 when the mortar to be described later is inserted.

Therefore, if the anchor means 30 inserted into the post housing 10 or the upper side of the anchor upper cap 40 is continuously hit, the anchor guide surface 23 of the anchor guide member 21 in the post guide means 20 The tip of each anchor 31 seated in the anchor guide surface 23 is guided to be curved in the direction of the anchor through hole 11 along the curved shape of the anchor guide surface 23, and penetrates the through hole shield 15 to the outside underground. ) Gradually withdraws and increases the supporting power of the holding housing (10).

Here, when hitting the anchor means 30 inserted into the pillar housing 10, the anchor 31 is drawn outward and the center of the ground insertion member 25 constituting the pillar guiding means 20 It is further inserted into the ground by the knock 26 to increase the frictional force of the post housing 10.

The length of the anchor 31 of the anchor means 30 is adjustable according to the length of the post housing 10, and thus may be provided in various ways according to the condition of the ground on which the underground housing 10 is installed.

And, as shown in Figure 4, in a state in which the holding housing 10 is inserted and the anchor 31 of the anchor means 30 is opened to the outside and is firmly fixed to the ground, mortar is injected into the inside of the holding housing 10. Thus, the holding housing 10 and the anchor means 30 are configured to be integrated.

In addition, a post (1) applied to a sports facility post bar, parasol, signboard, fence, street light, etc. is fastened to the upper screw part 12 formed on the upper inner diameter surface of the post housing 10, or the post support plate (2) And it may be configured to fasten the housing support plate 13 coupled to the upper screw portion 12 using a fixing bolt.

Therefore, by installing the anchor-type foundation pile 100 for a post of the present inventor on the ground, the foundation pile is firmly supported even when variously usable posts 1 or housing support plates 13 are fastened to improve work convenience and safety. do.

And, as another embodiment of the present invention, as shown in FIG. 5, in the post housing 10, anchor through holes 11 are continuously formed at layer intervals in the longitudinal direction, and anchor means 30 are formed in accordance with the layer intervals. ) And the anchor guide member 21 having the anchor guiding surface 23 are sequentially stacked together and are also included in the present invention.

That is, in the soft ground, the support force is further increased by inserting the support housing 10 having a plurality of anchor means 30, for this purpose, the support induction means 20 is provided on the lower side of the support housing 10 An anchor means (30) is inserted into, and an anchor guide member (21) having an anchor guide surface (23) and an anchor means (30) are stacked and inserted thereon.

At this time, the height of the anchor guide member 21 is adjusted so that the lower end of the anchor means 30 can each penetrate through the anchor through holes 11 formed at a layer interval of the post housing 10 It is natural to form, and after assembling by inserting the above-described anchor upper cap 40 on the upper part of the anchor means 30, the anchor guide member 21 is stacked and assembled, and the anchor upper cap ( It is also possible to hit 40).

Here, the anchor guide member 21 located on the upper layer is formed to have a relatively small diameter so that the mortar can move downward, while a fixing protrusion (not shown) that can be supported on the inner diameter surface of the post housing 10 on the circumferential surface. Si) is formed, or a groove (unsigned) through which the mortar can pass between the anchor guide surface and the anchor guide surface is also included in the present invention.

As described above, the above-described embodiment has been described with respect to the most preferred example of the present invention, but is not limited to the above embodiment, and it is obvious to those skilled in the art that various modifications are possible within the scope of the technical idea of the present invention. .

10. Holding housing 11. Anchor penetration hole
12. Upper thread 15. Through-hole shield (15)
20. Strut guide means 21. Anchor guide member
22. Spire 23. Anchor guidance surface
25. Ground insert member 26. Center knock
27. Member fixing protrusion 30. Anchor means
31. Anchor 32. Anchor slope
40. Anchor upper cap 41. Anchor fitting groove
42. Cap support protrusion 100. Foundation pile

Claims (6)

Anchor through-holes 11 are formed at equal intervals along the lower circumference of a cylindrical shape having an insertion space on the inside, and a post housing 10 having an upper screw portion 12 on the upper inner diameter surface;
A conical center knock 26 is formed at the lower side, and a plurality of anchor guide surfaces 23 rounded in the direction of the anchor penetration hole 11 of the post housing 10 are formed at the upper side, and the post housing ( A post guide means 20 coupled to the lower side of the anchor penetration hole 11 of 10);
Including an anchor means 30 that has a configuration in which a plurality of anchors 31 are combined, and is inserted into the inner side of the post housing 10 so that the lower end is seated on the anchor guide surface 23 of the post guide means 20 Be composed;
The holding induction means 20,
The anchor guide surface 23 is formed to be curved so as to be connected to the lower end of the anchor through hole 11 at the protruding spire 22 in the upper center and fixed to the lower inner diameter of the support housing 10, and the member at the bottom surface An anchor guide member 21 provided with an insertion groove 24;
A center knock 26 protruding in a conical shape is provided on the lower side, and a member fixing protrusion 27 that is assembled to the member insertion groove 24 is formed on the upper surface of the ground insertion member 25 and is combined with each other. Anchor-type foundation piles for props, characterized by.
delete The method according to claim 1,
In the holding housing 10,
Anchor-type foundation pile for holding, characterized in that the through-hole shield 15 is further assembled to cover the outside of the anchor through hole 11 and shield it.
The method according to claim 1,
The anchor means 30 has any one of 2 to 8, and the anchor 31 is combined to fix the upper part by welding, and the anchor 31 is an anchor inclined surface 32 inclined downward from the center line in the outward direction. ) To form an anchor inclined surface (32) on the top of the anchor guide surface (23).
The method according to claim 1,
In the anchor means 30,
Anchor-type foundation for a post, characterized in that the anchor upper cap 40 having an anchor fitting groove 41 formed in correspondence with the upper shape of the plurality of anchors 31 is assembled and configured to strike the anchor upper cap 40 pile.
The method according to claim 1,
In the holding housing 10,
In the longitudinal direction, the anchor through hole 11 is continuously formed at a layer interval, and the anchor guide member 21 having the anchor means 30 and the anchor guide surface 23 is sequentially stacked according to the layer interval. Anchor-type foundation piles for props, characterized by.

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