CN220364982U - Steel concrete column pile with reinforced structure - Google Patents

Abstract

The utility model relates to a stake construction related technical field specifically discloses a reinforced concrete stand stake of structure reinforcement, and it includes stand stake includes multistage inner frame and cladding in the outer concrete layer of inner frame outer wall, the inner frame body includes a plurality of annular longitudinal reinforcement of laying and is used for the coupling assembling that links to each other two sections adjacent longitudinal reinforcement, and coupling assembling includes the connecting cylinder and is used for restricting the limiting ring that the connecting cylinder removed along the horizontal direction. The pile body connection is convenient, the hoisting formation is reduced, and the construction safety of the large-diameter bored pile is improved.

Description

Steel concrete column pile with reinforced structure

Technical Field

The application relates to the technical field related to pile construction, in particular to a reinforced concrete upright post pile with a reinforced structure.

Background

The construction technology of the large-diameter bored pile has remarkable effect on improving construction quality, when the large-diameter bored pile is processed, the integral pile body frame is high due to the fact that the height is high, when the large-diameter bored pile is constructed, the hoisting stroke is long, large hoisting equipment is required to be used, the requirements on the topography and the topography are high, the integral hoisting anti-overturning capacity is required to be considered when the topography is unevenly hoisted, and therefore the problem of inconvenience in hoisting of the large-diameter bored pile exists.

Therefore, the application provides a column pile structure with short hoisting stroke and hoisting cost saving.

Disclosure of Invention

In order to solve the problem of inconvenient hoisting during construction of a large-diameter pile body, the application provides a reinforced steel concrete column pile with reinforced structure.

The application provides a reinforced concrete column pile of structure reinforcement adopts following technical scheme:

the utility model provides a reinforced concrete stand stake of structure reinforcement, includes the stand stake includes multistage inner frame and cladding in the outer concrete layer of inner frame outer wall, the inner frame body includes a plurality of annular longitudinal bars of laying and is used for connecting the coupling assembling that two sections adjacent longitudinal bars link to each other, coupling assembling includes the connecting cylinder and is used for restricting the spacing ring that the connecting cylinder removed along the horizontal direction.

Through adopting above-mentioned technical scheme, connecting cylinder and spacing ring are with upper and lower adjacent two sections longitudinal reinforcement connection, have changed the whole ligature of traditional major diameter bored pile when the pile system, and the segmentation is under construction, and the inner frame is put into in the segmentation for the construction is convenient, uses small-size crane can accomplish the construction of major diameter pile body, has shortened the hoist and mount stroke.

Optionally, the connecting cylinder is a screw cylinder, and the end part of the longitudinal rib is in threaded fit with the screw cylinder;

and the limiting ring is provided with a plurality of limiting holes for the threaded cylinder part to penetrate and be matched with the threaded cylinder in a clamping way.

Through adopting above-mentioned technical scheme, when two sections of muscle are indulged to fixed, the lower extreme indulge the muscle and pack into the stake hole of excavation and move down the back, only need with the upper segment indulge the muscle lift by crane to the lower extreme indulge the upper portion of muscle, install two vertical adjacent indulge the muscle in the spiral shell section of thick bamboo again, pack into spacing hole department joint with the spiral shell section of thick bamboo again and fix and can accomplish both ends and indulge the muscle installation, it is convenient to install, connect the reliability good.

Optionally, the screw cylinder comprises a fixed end and a shrinkage end integrally formed with the fixed end, the shrinkage end comprises a plurality of shrinkage sheets which can shrink along the radial direction of the screw cylinder, and the external diameter of the screw cylinder is gradually reduced from the fixed end to the shrinkage end;

the limiting hole is also formed as a reducing hole with the aperture gradually reduced from being close to being far away from the fixed end.

Through adopting above-mentioned technical scheme, the back is installed to the muscle is indulged at upper and lower both ends, in inserting spacing hole with the shrink end card, the spacing ring can block a plurality of spiral shell section of thick bamboo this moment, accomplishes the fixed of the muscle is indulged at upper and lower both ends to it is convenient to connect.

Optionally, the inner frame further comprises spiral ribs, and the spiral ribs encircle and are fixedly arranged on the outer walls of the plurality of longitudinal ribs.

By adopting the technical scheme, the spiral ribs limit the outward expansion of the longitudinal ribs, so that the longitudinal ribs are mutually managed in the transverse direction, and the overall stress capability is improved.

Optionally, the inner frame further includes a limiting rib, wherein the limiting rib is fixedly arranged on the side walls of the plurality of longitudinal ribs, which are close to each other, and is used for limiting the longitudinal ribs to radially shrink along the upright post pile.

Through adopting above-mentioned technical scheme, spacing muscle can restrict the adduction of indulging the muscle for anti extrusion ability improves after the pile body shaping.

Optionally, the inner frame further comprises an outer stirrup, wherein the outer stirrup is fixedly arranged on the outer walls of the plurality of longitudinal ribs far away from each other and used for limiting the longitudinal ribs to radially expand outwards along the upright post pile.

By adopting the technical scheme, the outer stirrup can limit the outward expansion of the longitudinal bars, so that the anti-twisting and anti-overturning performances of the pile body are improved.

Optionally, tie bars are fixedly connected between the longitudinal bars in a staggered manner.

By adopting the technical scheme, the plurality of staggered lacing wires form a triangular structure, so that the tensile and shrinkage resistance of the longitudinal lacing wires are improved.

Optionally, a plurality of longitudinal ribs at the bottommost end are adductively formed into a tip, and the outer concrete layer coated on the outer wall of the tip is cast into a cone shape.

Through adopting above-mentioned technical scheme, the toper end on pointed end and outer concrete layer can make the pile body possess better subsidence effect, has better guide effect when the pile is down, produces crooked phenomenon when reducing the pile body subsides.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the connecting cylinder and the limiting ring connect the upper section and the lower section of the longitudinal ribs, so that the inconvenience of integral binding and welding during pile manufacturing of the traditional large-diameter bored pile is changed, and the sectional construction is carried out, and the inner frame is put in sections, so that the construction is convenient, the construction of the large-diameter pile body can be completed by using a small crane, and the hoisting stroke is shortened;

2. the spiral ribs limit outward expansion of the longitudinal ribs, so that a plurality of longitudinal ribs are mutually managed in the transverse direction, and the overall stress capability is improved;

3. the limiting ribs can limit the adduction of the longitudinal ribs, so that the extrusion resistance of the pile body after being formed is improved.

Drawings

FIG. 1 is a schematic overall structure of an embodiment of the present application;

FIG. 2 is a schematic view of the structure of an inner frame in an embodiment of the present application;

FIG. 3 is a schematic view of a connection between a longitudinal rib and a connecting assembly according to an embodiment of the present application;

fig. 4 is a top view and a cross-sectional view of a connection assembly in an embodiment of the present application.

Reference numerals: 1. an inner frame; 11. longitudinal ribs; 111. a tip; 12. spiral ribs; 13. a limit rib; 14. an outer stirrup; 15. lacing wires; 2. an outer concrete layer; 3. a connection assembly; 31. a connecting cylinder; 311. a fixed end; 312. a constricted end; 3121. a shrink sheet; 32. a limiting ring; 321. and a limiting hole.

Detailed Description

The present application is described in further detail below in conjunction with figures 1-4.

The embodiment of the application discloses a reinforced steel concrete column pile with reinforced structure.

Referring to fig. 1 and 2, the reinforced steel concrete column pile comprises a plurality of sections of inner frames 1 and an outer concrete layer 2 coated on the outer wall of the inner frames 1, wherein the inner frames 1 are integrally columnar, are assembled and connected through the plurality of sections, and are preferably made of steel, pile holes are drilled through a slot milling machine or other hole digging equipment during construction, then the inner frames 1 are placed in sections, the lower section of the inner frames 1 are lifted into the pile holes, then the upper end of the inner frames 1 are connected through a connecting assembly 3, and then the lower section of the inner frames 1 are gradually connected until the integral connection of the inner frames 1 is completed, and after the inner frames 1 are adjusted to be coaxial with the pile holes, concrete is poured to form the outer concrete layer 2, so that the construction of the column pile can be completed.

Referring to fig. 2 and 3, the inner frame 1 body includes a plurality of annular longitudinal bars 11 and a connecting assembly 3 for connecting two adjacent sections of longitudinal bars 11, and the inner frame 1 further includes a spiral bar 12, a limiting bar 13, an outer stirrup 14 and a tie bar 15, and can form structural reinforcement for the longitudinal bars 11, so that the pile body has high stress stability.

Specifically, each section of inner frame 1 is formed by arranging 9-12 longitudinal ribs 11 in an annular mode, 9 longitudinal ribs 11 are arranged in the application, the plurality of longitudinal ribs 11 at the bottommost end are retracted to form a tip 111 for facilitating sedimentation of the inner frame 1, and the outer concrete layer 2 coated on the outer wall of the tip 111 is in a conical shape.

The spiral rib 12 surrounds and sets firmly the outer wall of a plurality of longitudinal ribs 11 of same section, and spacing muscle 13 is fixed to be set up on a plurality of lateral walls that longitudinal ribs 11 are close to each other for the restriction is indulged the radial shrink of muscle 11 along the stand stake, and outer stirrup 14 is fixed to be set up on a plurality of outer walls that longitudinal ribs 11 keep away from each other, is used for the restriction to indulge the radial outward expansion of muscle 11 along the stand stake.

Preferably, the spiral rib 12 can be encrypted in a segmented intermittent manner, and the encrypted area of the spiral rib 12 is arranged to be phi 10@100.

The tie bars 15 are fixedly connected among the plurality of longitudinal bars 11 in a staggered manner, and the plurality of tie bars 15 in the same section of inner frame 1 form a triangular structure, so that the shrinkage resistance/expansion resistance between the longitudinal bars 11 is further improved.

In one embodiment, the connecting component 3 can be a clamping block and a limiting block which is buckled and connected with the clamping block, the clamping block is arranged at the end part of the upper end longitudinal rib 11, the limiting block is arranged at the end part of the lower end longitudinal rib 11, and the upper limit section longitudinal rib 11 is connected by arranging a clamping groove which is matched with the clamping block in a clamping way on the limiting block; in other embodiments, the clamping blocks and the limiting blocks can be replaced by hooks which are hung appropriately, and the upper and lower adjacent longitudinal ribs 11 are hooked and connected.

In this embodiment, referring to fig. 3 and 4, the connection assembly 3 includes a connection barrel 31 and a limiting ring 32 for limiting the movement of the connection barrel 31 along the horizontal direction, the connection barrel 31 is a screw barrel, the end of the longitudinal rib 11 is in threaded fit with the screw barrel, and a plurality of limiting holes 321 for the screw barrel to penetrate and be in clamping fit with the screw barrel are formed in the limiting ring 32; therefore, when the vertical ribs 11 adjacent to the upper and lower ends are screwed to the screw cylinder, the limit ring 32 is hammered to be clamped with the screw cylinder, so that the upper and lower inner frames 1 can be mounted.

In order to improve the convenience of spacing ring 32 and screw shell installation, screw shell in this application can elastic fixation in spacing hole 321 department, screw shell include stiff end 311 and with stiff end 311 integrated into one piece's shrink end 312, shrink end 312 include a plurality of shrink piece 3121 that can radially shrink along the screw shell, the screw shell is by stiff end 311 to shrink end 312, its external diameter reduces gradually, spacing hole 321 also offers to be close to keeping away from the reducing hole that its aperture reduces gradually of stiff end 311, consequently, can radially inwards shrink along the inner wall in reducing hole when a plurality of shrink piece 3121 card go into spacing hole 321 to with reducing hole inner wall tight.

Of course, in other embodiments, the contraction piece 3121 may be replaced by a tapered tip 111 with a gradually-changed outer diameter, and the upper edge of the reducing hole is connected with a clip for limiting the separation of the tapered tip 111, so that the limitation and fixation of the screw barrel can be realized.

The implementation principle of the reinforced steel concrete column pile with the reinforced structure comprises the following steps: firstly, installing the inner frame 1 in a segmented mode, hoisting the lower-section inner frame 1 to a pile hole by using a small crane, and then installing the upper-section frame to realize segmented hoisting, reduce hoisting stroke and reduce the phenomenon that a large-diameter pile body is prone to overturning during hoisting; after all the inner frames 1 are hoisted into pile holes, the concrete is poured outside the inner frames 1 to form a column pile, so that the structure is stable, and the construction is convenient.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims (8)

1. A reinforced concrete upright post pile with reinforced structure is characterized in that: the column pile comprises a plurality of sections of inner frames (1) and an outer concrete layer (2) coated on the outer wall of the inner frames (1), wherein the inner frames (1) comprise a plurality of annular longitudinal ribs (11) and connecting components (3) for connecting the adjacent two sections of longitudinal ribs (11), and the connecting components (3) comprise connecting cylinders (31) and limiting rings (32) for limiting the connecting cylinders (31) to move along the horizontal direction.

2. A structurally reinforced steel concrete column pile according to claim 1, characterised in that: the connecting cylinder (31) is a screw cylinder, and the end part of the longitudinal rib (11) is in threaded fit with the screw cylinder;

and the limiting ring (32) is provided with a plurality of limiting holes (321) for the threaded cylinder part to penetrate and be matched with the threaded cylinder in a clamping way.

3. A structurally reinforced steel concrete column pile according to claim 2, characterised in that: the screw cylinder comprises a fixed end (311) and a shrinkage end (312) which is integrally formed with the fixed end (311), the shrinkage end (312) comprises a plurality of shrinkage sheets (3121) which can shrink along the radial direction of the screw cylinder, and the external diameter of the screw cylinder is gradually reduced from the fixed end (311) to the shrinkage end (312);

the limiting hole (321) is also formed as a reducing hole with the aperture gradually reduced from the position close to the fixed end (311) to the position far away from the fixed end.

4. A structurally reinforced steel concrete column pile according to any one of claims 1-3, characterised in that: the inner frame (1) further comprises spiral ribs (12), and the spiral ribs (12) are arranged around and fixedly arranged on the outer walls of the plurality of longitudinal ribs (11).

5. A structurally reinforced steel concrete column pile according to any one of claims 1-3, characterised in that: the inner frame (1) further comprises limiting ribs (13), and the limiting ribs (13) are fixedly arranged on the side walls of the plurality of longitudinal ribs (11) close to each other and used for limiting the longitudinal ribs (11) to shrink along the radial direction of the upright post pile.

6. A structurally reinforced steel concrete column pile according to any one of claims 1-3, characterised in that: the inner frame (1) further comprises outer stirrups (14), and the outer stirrups (14) are fixedly arranged on the outer walls of the longitudinal ribs (11) far away from each other and used for limiting the longitudinal ribs (11) to radially expand outwards along the upright post pile.

7. A structurally reinforced steel concrete column pile according to any one of claims 1-3, characterised in that: tie bars (15) are fixedly connected among the longitudinal bars (11) in a staggered manner.

8. A structurally reinforced steel concrete column pile according to claim 1, characterised in that: and the longitudinal ribs (11) at the bottommost end are internally retracted to form a tip (111), and the outer concrete layer (2) coated on the outer wall of the tip (111) is cast into a cone shape.