CN113431036A - Prefabricated Z-shaped assembled type retaining wall for giant dry-operation bored pile - Google Patents
Prefabricated Z-shaped assembled type retaining wall for giant dry-operation bored pile Download PDFInfo
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- CN113431036A CN113431036A CN202110547097.8A CN202110547097A CN113431036A CN 113431036 A CN113431036 A CN 113431036A CN 202110547097 A CN202110547097 A CN 202110547097A CN 113431036 A CN113431036 A CN 113431036A
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/66—Mould-pipes or other moulds
- E02D5/68—Mould-pipes or other moulds for making bulkheads or elements thereof
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Abstract
The invention relates to the field of building equipment, in particular to a prefabricated Z-shaped assembled retaining wall for a giant dry-operation bored pile, which comprises top rings, standard rings and reinforcing steel bar supporting rings, wherein the top rings and the standard rings are arranged in a circular ring shape, at least two groups of standard rings are arranged, the standard rings are connected end to end, the top rings are connected with the uppermost standard ring in a hanging mode to form a cylindrical retaining wall body, the reinforcing steel bar supporting rings are arranged in a circular ring shape, the reinforcing steel bar supporting rings are arranged on the inner side walls of the tops of the top rings and the standard rings, the top rings are formed by splicing a plurality of groups of same top retaining wall blocks, the standard rings are formed by splicing at least two groups of same standard retaining wall blocks, the longitudinal sections of the top retaining wall blocks and the standard retaining wall blocks are arranged in a Z shape, and the cross sections of the top retaining wall blocks and the standard retaining wall blocks are arranged in an arc shape. The assembled type retaining wall with the structure is firm in structure and safer, can be assembled quickly and adapt to the construction progress of manual hole digging piles, and can improve construction efficiency.
Description
Technical Field
The invention relates to the field of building equipment, in particular to a prefabricated Z-shaped assembled type retaining wall for a giant dry-operation bored concrete pile.
Background
The large-diameter manual hole digging pile is widely applied to engineering foundations with good geological conditions and less fracture water at present, and has the advantages of controllable quality, good pile forming effect, low construction cost and the like.
Disclosure of Invention
The invention aims to solve the problems and the defects, and provides the prefabricated Z-shaped assembled type retaining wall which is firm in structure, can be assembled quickly, adapts to the construction progress of a manual hole digging pile, improves the construction and installation efficiency, and is safer for a giant dry operation hole forming filling pile.
In order to achieve the purpose, the invention adopts the technical scheme that:
the utility model provides a prefabricated zigzag pin-connected panel dado for huge dry job perforating bored concrete pile, includes apical ring, standard ring and reinforcing bar braced ring, apical ring and standard ring are the ring form setting, the standard ring is equipped with two sets ofly at least, and arbitrary two sets of standard ring articulates end to end, the apical ring articulates with the standard ring that borders on and meets and forms the tube-shape dado body, the reinforcing bar braced ring is the ring form setting, the reinforcing bar braced ring is located on the top inside wall of apical ring and standard ring, the apical ring is formed by at least two sets of the same concatenation of top dado piece, the standard ring is formed by at least two sets of the same concatenation of standard dado piece, the vertical section of top dado piece and standard dado piece is the zigzag setting, the cross section of top dado piece and standard dado piece is the arc setting.
In some optional embodiments, the top wall protection block comprises a first top arc plate, a first inclined side wall arc plate and a first bottom arc plate which are integrally manufactured, wherein the length of the first top arc plate is greater than that of the first bottom arc plate, the first top arc plate and the first bottom arc plate are parallel to each other, and the included angle between the first top arc plate and the first inclined side wall arc plate is less than degree; and a limiting groove for accommodating the reinforcing steel bar supporting ring is arranged on the surface of the joint of the first top arc plate and the first inclined side wall arc plate.
In some optional embodiments, the standard dado piece includes second top arc board, the oblique lateral wall arc board of second and the second bottom arc board of integrative preparation, the arc board is the same with the second bottom arc board length and is parallel to each other at the second top arc board, the second top arc board with the contained angle of the oblique lateral wall arc board of second is less than the degree, the outside cambered surface of the arc board is pushed up to the second with the inboard cambered surface of the arc board is all the same with the tapering of the oblique lateral wall arc board of second, the length of arc board is pushed up to the second with the length of first bottom arc board is the same, the first oblique lateral wall arc board.
In some optional embodiments, the standard wall protection block is hung on the first bottom arc plate of the top wall protection block through a second top arc plate, the standard wall protection block is hung on the second bottom arc plate of the previous standard wall protection block through a second top arc plate, and the splicing seams of the adjacent standard wall protection blocks on the same layer are uniformly staggered with the splicing seams of the adjacent standard wall protection blocks on the upper layer and the lower layer; and the splicing seams between the top wall protection blocks and the splicing seams between the standard wall protection blocks connected with the top wall protection blocks are uniformly staggered.
In some alternative embodiments, the top ring is made up of 2 to 8 pieces of top retaining wall blocks.
In some alternative embodiments, the standard ring is spliced from 2 to 8 top retaining wall blocks per layer.
In some alternative embodiments, the number of top wall blocks of the top ring is equal to the number of standard wall blocks of each standard ring.
In some alternative embodiments, the junction of the first sloped sidewall arc plate and the first bottom arc plate is cut as a vertical plane, and the junction of the second top arc plate and the second bottom arc plate is cut as a vertical plane.
In some optional embodiments, the limiting groove is a semicircular groove, the cross section of the reinforcing steel bar bracing ring is circularly arranged, and the circular radius of the cross section of the reinforcing steel bar bracing ring is smaller than the semicircular radius of the cross section of the limiting groove.
In some alternative embodiments, the space between the first inclined side wall arc plate and the pile hole side wall and the second inclined side wall arc plate and the pile hole side wall is filled with quick-setting cement paste.
In conclusion, the beneficial effects of the invention are as follows: through top ring and the standard ring that sets up the pin-connected panel to and use the reinforcing bar to prop the ring and regard as above-mentioned mounting between them, can realize hanging on from top ring and standard ring from top to bottom, thereby form the tube-shape wall protecting body that can play the supporting role, can improve work efficiency when guaranteeing the advantage of artifical bored pile construction, make the engineering safer high-efficient. In addition, the top wall protection block and the standard wall protection block can be prefabricated in advance, and the wall protection blocks are small in size and convenient to transport, so that the wall protection blocks can be produced in large batches and transported to a construction site, and production and construction efficiency is improved.
Drawings
FIG. 1 is a schematic cross-sectional view of a prefabricated Z-shaped assembled retaining wall for a giant dry-construction bored concrete pile according to an embodiment of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1 taken along line A;
FIG. 3 is a top view of the top ring disclosed in accordance with an embodiment of the present invention;
FIG. 4 is a longitudinal sectional view of the top ring disclosed in the embodiment of the present invention;
FIG. 5 is a longitudinal cross-sectional view of a standard ring disclosed in an embodiment of the present invention;
FIG. 6 is a schematic structural diagram of a top wall block disclosed in an embodiment of the present invention;
fig. 7 is a schematic structural diagram of a standard wall block disclosed in the embodiment of the present invention.
The labels in the figure are: 1. top ring, 2, standard ring, 3, reinforcing bar support ring, 4, top protecting wall block, 41, first top arc board, 42, first oblique side wall arc board, 43, first end arc board, 5, standard protecting wall block, 51, second top arc board, 52, second oblique side wall arc board, 53, second end arc board, 6, spacing recess.
Detailed Description
The present invention will be described in detail below with reference to the accompanying fig. 1 to 7.
Example (b): a prefabricated Z-shaped assembled retaining wall for a giant dry-operation bored concrete pile comprises a top ring 1, standard rings 2 and reinforcing steel bar supporting rings 3, wherein the top ring 1 is used for being buckled at an opening at the top end of a pile hole, the top ring 1 and the standard rings 2 are arranged in a circular ring shape, the standard rings 2 are at least provided with two groups, any two groups of standard rings 2 are hooked end to end, the top ring 1 is hooked with the adjacent standard rings 2 to form a cylindrical retaining wall body, the cylindrical retaining wall body is accommodated in the pile hole, the reinforcing steel bar supporting rings 3 are arranged in a circular ring shape, the reinforcing steel bar supporting rings 3 are arranged on the inner side walls of the tops of the top ring 1 and the standard rings 2 and can provide annular supporting force for assembling the retaining wall so that the assembling retaining wall is firmer, the top ring 1 is formed by splicing at least two groups of same top retaining wall blocks 4, the standard rings 2 are formed by splicing at least two groups of same standard retaining wall blocks 5, the longitudinal sections of the top wall protecting block 4 and the standard wall protecting block 5 are arranged in a Z shape, and the cross sections of the top wall protecting block 4 and the standard wall protecting block 5 are arranged in an arc shape.
In this embodiment, top ring 1 and standard ring 2 through setting up the pin-connected panel to and use the reinforcing bar to prop ring 3 and regard as above-mentioned mounting between them, can realize top ring 1 and standard ring 2 articulate from top to bottom, thereby form the tube-shape dado body that can play the supporting role, can improve work efficiency when guaranteeing the advantage of artifical bored pile construction, make the engineering safer high-efficient. In addition, the top wall protecting block 4 and the standard wall protecting block 5 can be prefabricated in advance, and the wall protecting blocks are small in size and convenient to transport, so that the wall protecting blocks can be produced in large batches and transported to a construction site, and the production and construction efficiency is improved.
The top wall protecting block 4 comprises a first top arc plate 41, a first inclined side wall arc plate 42 and a first bottom arc plate 43 which are integrally manufactured, the length of the first top arc plate 41 is greater than that of the first bottom arc plate 43, the first top arc plate 41 and the first bottom arc plate 43 are parallel to each other, and the included angle between the first top arc plate 41 and the first inclined side wall arc plate 42 is smaller than 90 degrees; the surface of the joint of the first top arc plate 41 and the first inclined side wall arc plate 42 is provided with a limiting groove for accommodating the reinforcing steel bar supporting ring 3.
The standard wall protection block 5 comprises a second top arc plate 51, a second inclined side wall arc plate 52 and a second bottom arc plate 53 which are integrally manufactured, the second top arc plate 51 and the second bottom arc plate 53 have the same length and are parallel to each other, an included angle between the second top arc plate 51 and the second inclined side wall arc plate 52 is smaller than 90 degrees, the outer side arc surface of the second top arc plate 51 and the inner side arc surface of the second bottom arc plate 53 both have the same taper as that of the second inclined side wall arc plate 52, the length of the second top arc plate 51 is the same as that of the first bottom arc plate 43, and the outer side arc surface tapers of the first inclined side wall arc plate 42, the first bottom arc plate 43, the second top arc plate 51 and the second inclined side wall arc plate 52 are all the same; and a limiting groove for accommodating the steel bar supporting ring 3 is formed on the surface of the joint of the second top arc plate 51 and the second inclined side wall arc plate 52.
The standard wall protecting block 5 is hung on the first bottom arc plate 43 of the top wall protecting block 4 through a second top arc plate 51, the standard wall protecting block 5 is hung on the second bottom arc plate 53 of the previous standard wall protecting block 5 through the second top arc plate 51, and the splicing seams of the adjacent standard wall protecting blocks 5 on the same layer are uniformly staggered with the splicing seams of the adjacent standard wall protecting blocks 5 on the upper layer and the lower layer; the splicing seams between the top wall protecting blocks 4 and the splicing seams between the standard wall protecting blocks 5 connected with the top wall protecting blocks are staggered uniformly, and the upper and lower layers of wall protecting blocks are spliced in staggered seams, so that the stress distribution is more uniform, and the whole structure is more stable.
The top ring 1 is formed by splicing 2 to 8 top wall protecting blocks 4, for example, the top ring can be formed by splicing 2, 3, 4, 5, 6, 7 and 8 top wall protecting blocks 4, the number of the wall protecting blocks is adjusted according to the aperture size, the weight requirement of each wall protecting block on construction operation is met, construction is more comfortable, and the top ring is more flexible in application.
Each layer of the standard ring 2 is formed by splicing 2 to 8 top wall protection blocks 4. For example, the wall-protecting plate can be formed by splicing 2, 3, 4, 5, 6, 7 and 8 top wall-protecting blocks 4.
The number of the top wall protecting blocks 4 of the top ring 1 is equal to the number of the standard wall protecting blocks 5 of each standard ring 2, and each layer of standard ring 2 corresponds to the number of the top ring 1, so that the staggered joint splicing is regular, and the quality is guaranteed.
The joint of the first inclined side wall arc plate 42 and the first bottom arc plate 43 is cut into a vertical plane, the joint of the second top arc plate 51 and the second bottom arc plate 53 is cut into a vertical plane, the combination between the components is tighter, the stability is higher, and the stress of the binding surface is better.
The first inclined side wall arc plate 42 and the second inclined side wall arc plate 52 are filled with quick-drying cement paste between the pile hole side walls, so that the connection between the retaining wall and the outer side soil body is firmer.
During the specific use, hang first top arc plate 41 of top dado piece 4 on stake entrance side, and arrange top dado piece 4 along stake entrance side wall in proper order, make top dado piece 4 enclose into annular apical ring 11, then put into spacing recess 6 on the apical ring 1 inside wall with reinforcing bar supporting ring 3, then assemble first group standard ring 2, second top arc plate 51 with standard dado piece 5, hang on the first bottom arc plate 43 of top dado piece 4, place standard dado piece 5 in proper order along the first bottom arc plate 43 of the ring shape of apical ring 1, make standard dado piece 5 enclose annular standard ring 2, then put reinforcing bar supporting ring 33 into spacing recess 6 on the standard ring 2 inside wall, according to this step, according to the excavation depth of stake hole, splice standard ring 2 in proper order can.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included therein.
Claims (10)
1. The utility model provides a prefabricated zigzag pin-connected panel dado that is used for huge dry work pore-forming bored concrete pile which characterized in that: comprises a top ring (1), a standard ring (2) and a reinforcing steel bar bracing ring (3), wherein the top ring (1) and the standard ring (2) are arranged in a ring shape, at least two groups of standard rings (2) are arranged, any two groups of standard rings (2) are hung end to end, the top ring (1) is connected with the adjacent standard ring (2) to form a cylindrical wall protecting body, the reinforcing steel bar supporting ring (3) is arranged in a circular ring shape, the reinforcing steel bar supporting ring (3) is arranged on the inner side wall of the top ring (1) and the standard ring (2), the top ring (1) is formed by splicing at least two groups of same top wall protecting blocks (4), the standard ring (2) is formed by splicing at least two groups of same standard wall protection blocks (5), the longitudinal sections of the top wall protecting block (4) and the standard wall protecting block (5) are arranged in a Z shape, the cross sections of the top wall protecting block (4) and the standard wall protecting block (5) are arranged in an arc shape.
2. The prefabricated zigzag assembled retaining wall for giant dry-work bored concrete pile of claim 1, wherein: the top wall protecting block (4) comprises a first top arc plate (41), a first inclined side wall arc plate (42) and a first bottom arc plate (43) which are integrally manufactured, the length of the first top arc plate (41) is greater than that of the first bottom arc plate (43), the first top arc plate (41) and the first bottom arc plate (43) are parallel to each other, and the included angle between the first top arc plate (41) and the first inclined side wall arc plate (42) is smaller than 90 degrees; and a limiting groove (6) for accommodating the reinforcing steel bar supporting ring (3) is formed in the surface of the joint of the first top arc plate (41) and the first inclined side wall arc plate (42).
3. The prefabricated zigzag assembled retaining wall for giant dry-work bored concrete pile of claim 2, wherein: the standard wall protection block (5) comprises a second top arc plate (51), a second inclined side wall arc plate (52) and a second bottom arc plate (53) which are integrally manufactured, the second top arc plate (51) and the second bottom arc plate (53) are the same in length and are parallel to each other, an included angle between the second top arc plate (51) and the second inclined side wall arc plate (52) is smaller than 90 degrees, the outer side arc surface of the second top arc plate (51) and the inner side arc surface of the second bottom arc plate (53) are the same as the taper of the second inclined side wall arc plate (52), the length of the second top arc plate (51) is the same as the length of the first bottom arc plate (43), and the outer side arc surfaces of the first inclined side wall arc plate (42), the first bottom arc plate (43), the second top arc plate (51) and the second inclined side wall arc plate (52) are the same; and a limiting groove (6) for accommodating the reinforcing steel bar supporting ring (3) is formed in the surface of the joint of the second top arc plate (51) and the second inclined side wall arc plate (52).
4. The prefabricated zigzag assembled retaining wall for giant dry-work bored concrete pile of claim 3, wherein: the standard wall protecting block (5) is hung on a first bottom arc plate (43) of the top wall protecting block (4) through a second top arc plate (51), the standard wall protecting block (5) is hung on a second bottom arc plate (53) of the previous standard wall protecting block (5) through the second top arc plate (51), and splicing seams of adjacent standard wall protecting blocks (5) on the same layer are uniformly staggered with splicing seams of adjacent standard wall protecting blocks (5) on the upper layer and the lower layer; the splicing seams between the top wall protection blocks (4) and the splicing seams between the standard wall protection blocks (5) connected with the top wall protection blocks are uniformly staggered.
5. A prefabricated zigzag built-up retaining wall for giant dry-work bored concrete piles according to any one of claims 1 to 4, wherein: the top ring (1) is formed by splicing 2 to 8 top wall protecting blocks (4).
6. A prefabricated zigzag built-up retaining wall for giant dry-work bored concrete piles according to any one of claims 1 to 4, wherein: each layer of the standard ring (2) is formed by splicing 2 to 8 top wall protection blocks (4).
7. A prefabricated zigzag built-up retaining wall for giant dry-work bored concrete piles according to any one of claims 1 to 4, wherein: the number of top wall blocks (4) of the top ring (1) is equal to the number of standard wall blocks (5) of each standard ring (2).
8. A prefabricated zigzag built-up retaining wall for giant dry-work bored concrete piles according to claim 3 or 4, wherein: the joint of the first inclined side wall arc plate (42) and the first bottom arc plate (43) is cut into a vertical plane, and the joint of the second top arc plate (51) and the second bottom arc plate (53) is cut into a vertical plane.
9. A prefabricated zigzag built-up retaining wall for giant dry-work bored concrete piles according to claim 2 or 3, wherein: the limiting groove (6) is a semicircular groove, the cross section of the steel bar supporting ring (3) is circularly arranged, and the circular radius of the cross section of the steel bar supporting ring (3) is smaller than that of the semicircular radius of the cross section of the limiting groove (6).
10. The prefabricated zigzag assembled retaining wall for giant dry-work bored concrete pile of claim 3, wherein: and quick-drying cement slurry is filled between the first inclined side wall arc plate (42) and the pile hole side wall and between the second inclined side wall arc plate (52) and the pile hole side wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110547097.8A CN113431036B (en) | 2021-05-19 | 2021-05-19 | Prefabricated Z-shaped assembled type retaining wall for giant dry-operation bored pile |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110547097.8A CN113431036B (en) | 2021-05-19 | 2021-05-19 | Prefabricated Z-shaped assembled type retaining wall for giant dry-operation bored pile |
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| CN113431036A true CN113431036A (en) | 2021-09-24 |
| CN113431036B CN113431036B (en) | 2022-02-01 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114622550A (en) * | 2022-03-04 | 2022-06-14 | 中铁二局第四工程有限公司 | Assembled steel retaining wall for manual hole digging pile and construction method thereof |
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| JP2005127006A (en) * | 2003-10-23 | 2005-05-19 | Jfe Metal Products & Engineering Inc | Immersion earth retaining wall and construction method of the immersion earth retaining wall |
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| CN114622550B (en) * | 2022-03-04 | 2024-06-25 | 中铁二局第四工程有限公司 | Assembled steel retaining wall of manual hole digging pile and construction method thereof |
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| CN113431036B (en) | 2022-02-01 |
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