KR102162125B1 - Pile and Coping for Bridge Construction - Google Patents

Abstract

The present invention relates to a pile and coping coupling structure of a pier, and specifically, a pile and coping structure for the pier construction is inserted into the ground and a hollow circular pile;, A coping forming pipe into which the head of the pile is inserted;, A coping having the coping forming tube; It is an invention for a configuration that includes.

Description

Pile and Coping for Bridge Construction {Pile and Coping for Bridge Construction}

The present invention relates to a pile and coping coupling structure of a pier, and specifically, a pile and coping structure for the pier construction is inserted into the ground and a hollow circular pile;, A coping forming pipe into which the head of the pile is inserted;, A coping having the coping forming tube; It is an invention for a configuration that includes.

Patent Invention 001 relates to a pier that is used as a berthing facility or passageway installed in the water or waterside of a coast, port, river or lake, etc., and a pile that forms the foundation and pier of the pier At the top of the precast concrete, a ready-made expansion part that can freely form and impart excellent formability such as coping made of precast concrete is installed, but it is a bent bar composed of a horizontal part and a vertical part, which is mounted on the top of the pile. It is characterized in that the posture and elevation of the ready-made enlarged part is adjusted through the support plate, which is an annular plate that is bound to the support bar body and the lower part of the support bar body, and then the ready-made enlargement part can be fixed to the head of the pile.

Patent Invention 002 is a joint structure of a pile and a coping and a girder that combines a pile and a coping installed on the upper side of the pile and a girder installed on the upper side of the pile, and a hole formed in the coping while being closely inserted into the hole formed in the pile A connection support steel pipe tightly inserted into the; An adjustment member closely inserted and coupled to the outside of the connection support steel pipe, wherein the connection support steel pipe under the adjustment member is inserted into the hole of the pile, and the connection support steel pipe above the adjustment member is of the coping. It is inserted into the hole, and the mounting height of the coping is adjusted by the adjusting member, it relates to a coupling structure of the pile and the coping and the girder.

Patent Invention 003 relates to a joint structure of a column and a coping. For this purpose, in the precast coping for forming a pier by being combined with the main head of the column, the precast coping is a wedge-shaped beam of upper narrow light on the inside centered on the inner steel plate. A hollow portion having a cross section is provided, a concrete body portion is formed on the outside, and at least one pair of support members is formed to horizontally penetrate the inner steel plate, so that it is placed on the main head of the column, and the lower portion of the support member A spacer is coupled to the spacer, and a lower support is coupled to the lower end of the spacer to cover a part of the hollow part, and the main head is inserted into the hollow to have a clearance space between the lower support, and between the pillar and the lower support It characterized in that the cover is provided to seal the clearance space.

Patent Invention 004 relates to a rapid bridge construction method using piles and precast copings that can install piles in rivers and seas, and simply and continuously construct precast copings and girders on the head of piles. In this case, a pile with precast bracket installed at the top of the bridge is partially installed in the direction of the bridge extension, and the pile head support supported by the bottom surface on the upper surface of the precast bracket at the top of the pile constructed from the bridge point is in the middle of the pile insertion groove. Each of the formed precast coping portions is inserted and installed, and both ends of the girder are supported by being spaced apart from each other between the upper surfaces of the inserted precast coping portions, so that a branch portion is formed, but the girders are installed in contact with each other in the transverse direction, and the installed girders In addition to installing the temporary floor plate on the upper surface, a temporary branch grid floor plate located above the point between the temporary floor plates is installed together, so that the lifting device is added while moving the temporary floor plate and the temporary branch grid floor plate upper surface. And installing a pile to be constructed, a precast coping part, and a girder, and pouring a branch part and slab concrete on a branch part between the precast coping part and both girders and an upper surface of the installed girder.

KR 10-1574542 B1 (registration date November 30, 2015) KR 10-1964678 B1 (Registration date March 27, 2019) KR 10-1609758 B1 (registration date March 31, 2016) KR 10-1560253 B1 (registration date October 7, 2015)

The present invention relates to a pile and coping coupling structure of a pier, and specifically, a pile and coping structure for the pier construction is inserted into the ground and a hollow circular pile;, A coping forming pipe into which the head of the pile is inserted;, A coping having the coping forming tube; As an invention for a configuration comprising a, it is aimed at improving the efficiency of the pile and coping coupling.

In order to solve the problems of the prior inventions, the present invention relates to a pile and coping coupling structure of a pier, and specifically, a pile and coping structure for the pier construction is inserted into the ground and a hollow is formed circular pile;, the above Coping forming pipe into which the head of the pile is inserted, Coping having the coping forming pipe; It consists of a configuration that includes.

The present invention relates to a pile and coping coupling structure of a pier, and includes a plurality of shear keys on the inside and/or outside of the coping forming tube.

The present invention relates to a pile and coping coupling structure of the pier, and a plurality of shear keys on the outside of the pile; further includes.

The present invention relates to a pile and coping coupling structure of a pier, and a conical guide inside the coping forming pipe; is further provided; includes.

The present invention relates to a pile and a coping coupling structure of a pier, and further comprising a through hole through which a filler can be injected at the top side of the conical guide, which is located outside the head of the pile and inside the coping forming tube. .

The present invention relates to a pile and coping coupling structure of a pier, and in a construction method of a pile and coping coupling structure for construction of a pier, the step of penetrating the pile into the ground; And arranging the head of the pile. And installing a plurality of shear keys and brackets on the head of the pile. And inserting a coping forming tube provided with a conical guide and a coping produced including the same into the pile head. And inserting a part of the conical guide inside the coping to be inserted inside the pile head. And adjusting the position of the inserted conical guide to adjust the level. And the step of integrating by pouring a filler material on the outside of the pile and the inside of the coping forming pipe; and including that provided by the construction method of the pile and coping coupling structure.

The present invention relates to a pile and coping joint structure of a pier, and it is possible to secure ease and speed of work by constructing a precast concrete block using a conical guide provided in the coping.

Since the conical guide of the precast coping of the present invention is inserted into the head of the pile, it is easy to adjust the position between the coping and the pile, and the operator can easily adjust it by finally aligning the level.

Since the center of gravity of the precast concrete block of the present invention is lower than the conical guide, it is possible to prevent the coping made of precast from separating and falling during construction, and to securely settle.

A shear key is provided between the pile and the block of the present invention to secure a bonding force with a filler such as concrete.

1 is a cross-sectional view of a pier having a coupling structure of a pile and a coping part of the present invention.
Figure 2 (a) is a cross-sectional view in which the conical guide of the present invention is seated on a pile.
Figure 2 (b) is a cross-sectional view showing the coping horizontally seated on the pile by the adjustment of the conical guide of the present invention.
Figure 2 (c) is a view showing that the coping portion is seated on the bracket of the present invention.
Figure 2 (d) is a view showing the filling of the filler between the pile and the coping forming pipe.
3 is a view provided in the upper reinforcement bar provided on the upper side of the coping forming pipe and the lower part of the upper reinforcement bar.
Figure 4 (a) is a view showing a through hole formed on the top surface of the conical guide.
Figure 4 (b) is a view showing a through-hole further formed on the lower surface of the conical guide and a closing plate provided inside the pile.
5 is a view showing the reinforcement reinforced inside the coping forming part.
Figure 6 is a view showing the reinforcement reinforced inside the pile.
Figure 7 is a view showing a bracket and shear key formed outside the pile of the present invention.

Hereinafter, in order to describe in detail enough that a person of ordinary skill in the art can easily implement the present invention, a most preferred embodiment of the present invention will be described in detail.

The numbers cited in the following examples are not limited only to the objects of reference, and may be applied to all examples. An object that exhibits the same purpose and effect as the configuration presented in the examples corresponds to an equal substitution object. The upper concept presented in the examples includes the lower concept object that is not described.

[Example 1-1] The present invention relates to a pile and coping coupling structure of a pier,

Specifically, the pile and coping structure for the construction of the pier 10,

Inserted into the ground, hollow is formed in a circular pile 100;,

Coping forming pipe 210 into which the head of the pile is inserted;,

A coping 200 having the coping forming tube; It consists of a configuration that includes.

The present invention (Example 1-1) is the invention of the pile and coping coupling structure of the pier. In general, a pier is an enlarged shape of a bridge as a footbridge for pedestrian walking and scenery or a pier facility manufactured for berthing ships on the shore.

The pile 100 used as the basis for the construction of such a pier may be a pile made of a conventional steel pipe or a PHC (concrete) pile. For the construction of the pier, a coping 200 having an enlarged cross-sectional shape on which a girder is mounted may be formed at the top of the pile, and this coping part is directly constructed on the top of the pile 100, or pre-fabricated and installed in a factory or near the site. I can. In addition, a coping forming pipe 210 is further added to the coping part for coupling with the pile, and the coping forming pipe is provided between the coping and the pile through filler (F) and reinforcement (R) reinforcement such as concrete mortar. Cohesion can be increased.

[Embodiment 1-2] The present invention relates to a structure for coupling piles and copings of a pier, and in Example 1-1, the coping includes those made of precast.

The present invention (Example 1-2) relates to a coping 200, and the coping configuration is produced in a precast using a formwork at a factory or site for the reduction of time and convenience of work during site construction, and the produced coping Can be installed through a lifting device such as a crane. In addition, the coping is integrated by the coping forming pipe 210 and concrete pouring during manufacture.

[Example 2-1] The present invention relates to a pile and coping coupling structure of a pier, and in Example 1-1,

A plurality of shear keys (S) are included on the inside and/or outside of the coping forming tube 210.

The present invention (Example 2-1) relates to a shear key provided in a coping forming tube in a coping. A plurality of shear keys S may be provided on the inner side and/or outer side of the coping forming tube 210 in order to improve bonding with the filler R (concrete) to be combined. The shear key formed on the outside is for coupling with the coping to be formed, and the shear key formed on the inside is provided for coupling with the pile. The shear key (S) may be a conventional stud (stud) shape, may also be provided in the form of a rib (Rib).

[Embodiment 2-2] The present invention relates to a pile and coping coupling structure of a pier, and in Example 2-1, it further includes an upper reinforcement bar 230 provided across the inner side of the coping forming pipe.

The present invention (Example 2-2) relates to an upper reinforcement provided in the coping forming pipe 210 in the coping. An upper reinforcing rod 230 for supporting the conical guide 220 inserted into the pile 100 may be provided in the coping forming tube. The upper reinforcing bar 230 may be in the shape of one or more bars formed in the longitudinal direction, or may be applied in an intersecting shape.

[Example 2-3] The present invention relates to a pile and coping structure of a pier, and in Example 2-1. It further includes a conical guide 220 on the lower side of the upper reinforcing bar.

The present invention (Example 2-3) relates to an upper reinforcing rod and a conical guide provided in a coping forming tube in a coping. The lower side of the upper reinforcing bar is further provided with a cone (Coning, 圓錐) type guide 220 that directly contacts and supports the pile head. The conical guide is inserted in a way that is mounted on the top of the pile 100 and rotates in the X, Y, and Z axes for seating and horizontal adjustment of the coping coupled to the pile. The conical guide may be of a conventional conical shape. The conical guide is brought into contact by being inserted into the hollow at the top of the pile, and is applied in the shape of an upper and lower narrow. The conical guide may be manufactured in a shape corresponding to the cross-sectional shape of the hollow portion of the pile.

[Example 3-1] The present invention relates to a pile and coping coupling structure of a pier, and in Example 1-1,

A plurality of shear keys (S) are further included on the outside of the pile.

The present invention (Example 3-1) relates to a shear key provided on a pile. The pile may be a conventional steel pipe or a PHC (concrete) pile, and a plurality of shear keys (S) may be formed on the outside to improve the bonding strength between the pile and coping. The shear key may be provided in the shape of a conventional stud, bolt, rib or the like.

[Example 3-2] The present invention relates to a pile and coping coupling structure of a pier, and in Example 3-1, a closing plate 300 for pouring a filler (F) inside the hollow of the pile 100 It includes; to be further provided.

The present invention (Example 3-2) relates to a closing plate 300 provided on a pile. A filler (F) such as concrete may be poured inside the hollow of the pile 100, and a closing plate 300 for pouring the filler to a part of the top of the pile may be further provided. This closing plate is manufactured to have a size less than the diameter of the hollow of the pile, and is inserted into the hollow of the pile with a separate mounting device (hook-type rebar, etc.).

[Example 3-3] The present invention relates to a pile and coping coupling structure of a pier, and in Example 3-1, a bracket 110 facing the lower surface of the coping 200 on the outer circumference of the pile 100 ) To further include;

The present invention (Example 3-3) relates to a bracket 110 provided on a pile. A bracket 110 may be formed on the outside of the pile in a direction opposite to the lower surface of the coping. This bracket configuration serves as a formwork to prevent the outflow of the filler material (F) poured into the space between the coping forming pipe 210 and the pile, and to share and support the load of the upper structure formed on the coping in the future. The bracket 110 may be provided in an expanded form around the pile.

[Example 3-4] The present invention relates to a pile and coping coupling structure of a pier, and in Example 3-1, a reinforcing bar for reinforcement on the outside of the pile 100 and the inside of the coping pipe 210 ( R) is laid; includes.

The present invention (Example 3-4) relates to a reinforcement to be reinforced in piles and coping pipes. In order to improve the bonding strength between the pile and the coping 200, a separate reinforcing bar may be arranged inside the coping forming pipe 210. The reinforcing bar to be reinforced may be pre-fabricated and applied in a grid shape to improve workability.

[Example 3-5] The present invention relates to a pile and coping coupling structure of a pier, and in Example 3-1, a reinforcing bar for installing and reinforcing a closing plate 300 is reinforced inside the pile 100 Includes being.

The present invention (Example 3-5) relates to a reinforcement reinforced inside the pile. A closing plate 300 for filling concrete is further provided on the inside of the pile 100, and reinforcing bars for mounting the closing plate may be made. When reinforcing reinforcement in the pile, some reinforcing bars are protruded through a through hole formed in the conical guide 220 and may be coupled to the reinforcing bar or structural member reinforced in the coping forming pipe 210.

[Example 4-1] The present invention relates to a pile and coping coupling structure of a pier, and in Example 1-1, a conical guide 220 is further provided inside the coping forming pipe 210; Include.

The present invention (Example 4-1) relates to a conical guide coupled to a coping tube. The conical guide 220 is provided integrally with the coping forming tube 210 through a coupling means such as welding or bolts.

[Example 4-2] The present invention relates to a pile and coping coupling structure of a pier, and in Example 4-1, the conical guide 220 is formed at a point 3/4 from the lower side of the coping forming pipe 210 To become; includes.

The present invention (Example 4-2) relates to the position of the conical guide provided in the coping forming tube. The conical guide 220 is located at a point 3/4 from the lower side of the coping forming tube 210, which facilitates horizontal adjustment such as rotation by placing the conical guide 220 above the center of gravity of the coping 200 , It is to prevent the coping from dropping or dropping during work and to ensure a stable settling.

[Example 4-3] The present invention relates to a pile and coping coupling structure of a pier, and in Example 4-1, the conical guide 220 is partially inserted into the head of the pile 100; includes .

[Example 4-4] The present invention relates to a pile and coping coupling structure of a pier, and in Example 4-3, the conical guide 220 is leveled when the pile and coping are combined through the adjustment of the position within the pile. Thing; includes.

The present invention (Examples 4-3 and 4-4) relates to a conical guide positioned on a pile. The conical guide 220 may be inserted in a manner mounted on the top of the pile and rotated in the X, Y, and Z axes for seating and horizontal adjustment of the coping coupled to the pile 100 to align the level of the coping.

[Example 4-5] The present invention relates to a pile and coping coupling structure of a pier, and in Example 4-1, the upper surface of the conical guide 220 is larger than the outer diameter of the pile, and the lower surface of the pile is hollow. Smaller than the inner diameter; includes.

The present invention (Example 4-5) relates to the shape of a conical guide. The conical guide 220 may be provided with an upper surface larger than an outer diameter of the pile and a lower surface smaller than a hollow inner diameter of the pile in order to be inserted into the pile by mounting type.

[Embodiment 4-6] The present invention relates to a pile and coping coupling structure of a pier, and in Example 4-1, the conical guide 220 includes being positioned above the center of gravity of the coping.

The present invention (Example 4-6) relates to the location of a conical guide. The conical guide 220 facilitates horizontal adjustment such as rotation by positioning the conical guide above the center of gravity of the coping, and prevents the coping from falling, falling, etc., and to achieve a stable seating.

[Embodiment 4-7] The present invention relates to a pile and coping coupling structure of a pier, and in Embodiment 4-1, the conical guide 220 further includes a plurality of vertical ribs 223; Include.

The present invention (Example 4-7) relates to a reinforcing configuration formed in the conical guide 220. A vertical rib may be further provided to prevent local buckling and punching destruction, and to maintain a shape at a location including a surface in contact with the coping forming tube 210 of the conical guide 2200 or a point transmitting a load.

[Embodiment 4-8] The present invention relates to a pile and coping coupling structure of a pier, and in Example 4-1, the conical guide 220 is made of high-tensile steel. It includes.

The present invention (Examples 4-8) relates to the material of the conical guide 220. The conical guide is inserted into the hollow of the head of the pile 100 formed of a steel pipe, and in consideration of the point that the rim of the steel pipe and the local point of the conical guide support the load through line contact, deformation and cracking due to acupressure, tearing, and punching It can be applied as a steel material with high acupressure stress to prevent destruction. In addition, for the same purpose, high-tensile steel having the same acupressure stress can be manufactured and combined with a ring-shaped cap, for the same purpose, to the head of the pile in line contact with the conical guide.

[Example 5-1] The present invention relates to a pile and coping structure of a pier, and in Example 1-1,

The top surface through hole 221 through which a filler can be injected between the outside of the head of the pile and the coping formation pipe 210 on the top side of the conical guide 220, which is located outside the head of the pile and inside the coping forming tube 210 ) To further include;

The present invention (Example 5-1) relates to a through hole provided in a conical guide. The top surface of the conical guide 220 that is partially inserted and mounted in the pile 100, that is, the upper surface of the size that can pass the filler (R) poured in the space between the coping forming pipe and the pile at the part protruding outside the pile A through hole 221 may be further provided. The filler introduced through the through hole may reach the inner lower end of the coping to reduce the occurrence of voids between the pile and the coping.

[Example 5-2] The present invention relates to a pile and coping coupling structure of a pier, and in Example 5-1, a filler (R) is injected into the bottom side of the conical guide 220, which is located inside the pile head It includes; to further include a through-hole 222 on the bottom surface that can be.

The present invention (Example 5-2) relates to a through hole provided in a conical guide. The bottom surface of the conical guide 220 that is partially inserted and mounted in the pile, that is, the part inserted into the pile, has a size that allows the filling material (R) to pass through the space formed by the closing plate 300 and the hollow of the pile. A lower through hole 222 may be further provided. The filler R introduced through the through hole reaches the inner bottom of the closing plate 300 in the pile to reduce the occurrence of voids in the pile.

[Example 6-1] The present invention relates to a pile and coping coupling structure of a pier,

In the construction method of the pile and coping structure for the construction of the pier,

Penetrating the pile 100 into the ground;

Arranging the head of the pile;

Installing a plurality of shear keys and brackets 110 on the head of the pile;

Inserting the coping forming pipe 210 provided with the conical guide 220 and the coping 200 manufactured including the same into the pile head;

Inserting a part of the inside of the coping conical guide 220 to be inserted into the inside of the pile head;

Adjusting the position of the inserted conical guide to adjust the level;

Integrating by pouring a filler (R) outside the pile and inside the coping forming pipe;

It includes that provided by the construction method of the pile and coping structure including a.

The present invention (Example 6-1) relates to a construction method of a pile and coping structure. The construction method of the pile 100 and the coping coupling structure for the construction of the pier 10 is to penetrate the pile into the ground, arrange the head of the pile (level adjustment), and a plurality of shear keys (S) and brackets 110 on the pile head. ), and inserting the coping forming tube 210 provided with a conical guide and the coping 200 manufactured including the same into the pile head, inserting a part of the conical guide inside the inserted coping inside the pile head, and inserting It may be provided in the step of adjusting the position of the conical guide to align the level, and integrating by pouring a filler R on the outside of the pile and the inside of the coping forming tube 210.

10: pier 100: pile
110: bracket 200: coping
210: coping forming pipe 220: conical guide
221: upper through hole 222: lower through hole
223: vertical rib 300: closed plate
S: Shear key F: Filling material
B: Upper reinforcement R: Rebar

Claims (6)

In the pile and coping coupling structure of the pier,
A circular pile inserted into the ground and formed with a hollow;
A coping forming tube into which the head of the pile is inserted;
A coping having the coping forming tube;
A conical guide provided inside the coping forming tube;
The conical guide and the coping forming tube are integrally formed, and a plurality of vertical ribs formed between the conical guide and the coping forming tube;
The upper surface of the conical guide is larger than the outer diameter of the pile, and the lower surface is formed smaller than the inner diameter of the hollow of the pile, so that the conical guide is rotated in X, Y, and Z axes while seated on the pile;
The conical guide is located above the center of gravity of the coping, and is formed at a point 3/4 from the lower side of the coping forming tube; Pile and coping coupling structure comprising a.
The method according to claim 1,
A pile and coping coupling structure including a plurality of shear keys on the inside and/or outside of the coping forming tube.
The method according to claim 2,
Pile and coping coupling structure further comprising a plurality of shear keys on the outside of the pile.
delete The method according to claim 1,
The top surface of the conical guide located outside the head of the pile and inside the coping forming tube
Pile and coping coupling structure including; a through hole through which a filler can be injected into the side.
In the construction method of the pile and coping structure for the construction of the pier,
Penetrating the pile into the ground;
Arranging the head of the pile;
Installing a plurality of shear keys and brackets on the head of the pile;
The coping forming pipe provided with a conical guide and the coping produced including the pile
Inserting into the head, the conical guide is positioned above the center of gravity of the coping and positioned at a point 3/4 from the lower side of the coping forming tube;
A part of the conical guide inside the coping to be inserted is inserted into the inside of the pile head, and the top surface of the conical guide is formed larger than the outer diameter of the pile and the lower surface is formed smaller than the inner diameter of the pile hollow, so that the conical guide is seated on the pile. , Causing the Y, Z axis to rotate;
Adjusting the position of the inserted conical guide to adjust the level;
Integrating by placing a filler material on the outside of the pile and inside the coping forming tube; including
A pile and coping combination construction method.

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