CN217326096U - Irregular pile foundation steel reinforcement cage - Google Patents
Irregular pile foundation steel reinforcement cage Download PDFInfo
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- CN217326096U CN217326096U CN202122993852.3U CN202122993852U CN217326096U CN 217326096 U CN217326096 U CN 217326096U CN 202122993852 U CN202122993852 U CN 202122993852U CN 217326096 U CN217326096 U CN 217326096U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
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Abstract
The utility model provides an irregular pile foundation steel reinforcement cage, its technical scheme main points are irregular pile foundation steel reinforcement cage includes a plurality of holding rings and many connecting reinforcement, connecting reinforcement follows the outline interval distribution of holding ring is connected with a plurality of holding rings, the holding ring includes first arc line section and two linkage segments that two symmetries set up, the linkage segment is connected between the tip that two first arc line sections are close to each other, two be connected with the stiffening beam between the linkage segment. The holding ring is connected by two first arc line sections and two linkage segments and forms, and interval between two linkage segments is less than the diameter of first arc line section place circle to make steel reinforcement cage both sides form and keep away the vacancy, at the in-process of pouring, keep away the vacancy and can put into spacing steel box, thereby pour at the pile foundation and accomplish the back, in spacing steel box position department formation second phase groove, satisfy the shaping demand of pile foundation, this simple structure, easily machine-shaping moreover.
Description
Technical Field
The utility model relates to a steel reinforcement cage field especially relates to an irregular pile foundation steel reinforcement cage.
Background
In the foundation ditch work progress, need build the cofferdam in the foundation ditch periphery, the cofferdam comprises many pile foundations, and the pile foundation adopts steel reinforcement cage to transfer the back and pours and form, and present common steel reinforcement cage is cylindric structure, but in order to improve the intensity between the adjacent pile foundation, now need form the second phase groove on the pile foundation, and the cylindric steel reinforcement cage that has now can't satisfy the pile foundation and form the demand in second phase groove after pouring.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a can be applicable to the irregular pile foundation steel reinforcement cage who forms second phase groove on the pile foundation.
In order to achieve the above object, the present invention provides the following technical solutions:
the irregular pile foundation reinforcement cage comprises a plurality of positioning rings and a plurality of connecting reinforcements, wherein the connecting reinforcements are distributed at intervals along the outer contour of the positioning rings and are connected with the positioning rings, each positioning ring comprises two first arc line sections and two connecting sections, the two first arc line sections are symmetrically arranged, the connecting sections are connected between the end parts, close to each other, of the two first arc line sections, the maximum distance between the two connecting sections is smaller than the diameter of a circle where the first arc line sections are located, a reinforcing beam is connected between the two connecting sections, and the reinforcing beam is vertically connected between the two connecting sections of the same positioning ring.
Further setting: the connecting section is a straight line section, and the two straight line sections are arranged in parallel.
Further setting: the positioning ring further comprises at least one second arc line segment, two ends of the second arc line segment are respectively and correspondingly connected with the two connecting segments, and the second arc line segment is parallel to the first arc line segment close to the second arc line segment.
Further setting: the second arc-shaped section is connected with the connecting reinforcing steel bars at intervals along the length direction of the second arc-shaped section.
Further setting: irregular pile foundation steel reinforcement cage includes the sub-steel reinforcement cage of multistage end-to-end connection, every section sub-steel reinforcement cage includes at least one holding ring and many the connecting reinforcement, adjacent two the connecting reinforcement interconnect of sub-steel reinforcement cage.
Further setting: the end part of each connecting steel bar is provided with a threaded section, and the connecting steel bars of two adjacent sub steel bar cages are connected fixedly through the threaded sleeves and the threaded sections.
Further setting: the end faces of two adjacent connecting steel bars of the same sub-reinforcement cage are located on different planes, and the connecting steel bars of the two adjacent sub-reinforcement cages are connected in a staggered mode.
Further setting: irregular pile foundation steel reinforcement cage still includes the sounding pipe, the sounding pipe is followed the length direction of coupling bar extends and with the holding ring is connected.
Further setting: the acoustic pipe is provided with four, the acoustic pipe is arranged at the connecting position of the first arc line segment and the connecting section, and the acoustic pipe is used for placing a guide pipe for grouting.
Compared with the prior art, the utility model discloses a scheme has following advantage:
the utility model relates to an among the irregular pile foundation steel reinforcement cage, the holding ring is connected by two first arc line sections and two linkage segments and forms, interval between two linkage segments is less than the diameter of first arc line section place circle, thereby make steel reinforcement cage both sides form and keep away the vacancy, at the in-process of pouring, it can put into spacing steel box to keep away the vacancy, thereby pour at the pile foundation and accomplish the back, in spacing steel box position department formation second phase groove, satisfy the shaping demand of pile foundation, moreover, this simple structure, easy machine-shaping.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a schematic structural diagram of a foundation pit in an embodiment of the present invention;
fig. 2 is a schematic structural view of a pile foundation and a guide wall in an embodiment of the present invention;
fig. 3 is a schematic structural view of a steel reinforcement cage placed in a steel casing according to an embodiment of the present invention;
fig. 4 is a schematic structural view of a reinforcement cage according to an embodiment of the present invention;
fig. 5 is an exploded view of a reinforcement cage according to an embodiment of the present invention;
fig. 6 is a schematic connection diagram of the connection reinforcing bars according to an embodiment of the present invention.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below by referring to the drawings are exemplary only for explaining the present invention, and should not be construed as limiting the present invention.
As shown in fig. 1 and 2, the utility model provides an irregular pile foundation steel reinforcement cage 1, in this embodiment, steel reinforcement cage 1 is used for cooperating with spacing steel box, forms the pile foundation 3 that has second phase groove 31. Referring to fig. 1 and 2, the pile foundations 3 are uniformly distributed on the periphery of the foundation pit 2 along the circumferential direction, two-stage grooves 31 are formed in two sides of each pile foundation 3, and guide walls 4 are arranged between two adjacent pile foundations 3 at the positions of the two-stage grooves 31.
As shown in fig. 3 and 4, in this embodiment, the irregular pile foundation reinforcement cage 1 includes a plurality of positioning rings 11 and a plurality of connecting reinforcements 12, the connecting reinforcements 12 are distributed at intervals along the outer contour of the positioning rings 11 and are connected to the plurality of positioning rings 11, the positioning rings 11 include two first arc segments 111 and two connecting segments 112 that are symmetrically arranged, the connecting segments 112 are connected between the ends of the two first arc segments 111 that are close to each other, and the maximum distance between the two connecting segments 112 is smaller than the diameter of the circle where the first arc segments 111 are located.
Through such setting, the holding ring 11 is connected by two first arc line sections 111 and two linkage segments 112 and forms, interval between two linkage segments 112 is less than the diameter of first arc line section 111 place circle, thereby make 1 both sides of steel reinforcement cage form and keep away the vacancy, at the in-process of pouring, keep away the vacancy and can put into spacing steel box, thereby pour the completion back at pile foundation 3, form second phase groove 31 in spacing steel box position department, satisfy the shaping demand of pile foundation 3, moreover, this simple structure, easy machine-shaping.
In this embodiment, the connecting segment 112 is a straight segment, two straight segments are parallel to each other, the straight segments are parallel to a connection line between midpoints of two first arc segments 111, and the outer contour of the positioning ring 11 is a double-flat structure. In other structures, the connecting section 112 may also be an arc structure, and may be bent toward the center of the reinforcement cage 1, or may be bent away from the center of the reinforcement cage 1.
Through setting up steel reinforcement cage 1 to two flat bit architecture, steel reinforcement cage 1 is transferring to the steel and protects a 5 back, steel reinforcement cage 1's first arc segment 111 protects a 5 phase-matchs with the steel, and steel reinforcement cage 1's straightway and steel protect and form the interval between 5 inner walls, steel reinforcement cage 1 and steel protect and can put into spacing steel box between the section of thick bamboo 5, at the in-process of pouring formation pile foundation 3, spacing steel box department can't fill the concrete, after taking out spacing steel box, second phase groove 31 has been formed. Compare in current cylindric steel reinforcement cage 1, steel reinforcement cage 1 structure in this embodiment can satisfy in the demand that forms second phase groove 31, simple structure moreover, easily preparation.
Further, the positioning ring 11 further includes at least one second arc segment 113, two ends of the second arc segment 113 are respectively and correspondingly connected to the two connecting segments 112, and the second arc segment 113 is parallel to the first arc segment 111 adjacent thereto, that is, the radians of the second arc segment 113 and the first arc segment 111 are the same.
In this embodiment, only one side of the positioning ring 11 is provided with a second arc segment 113, the second arc segment 113 is disposed at a position close to the first arc segment 111, preferably, the second arc segment 113 is disposed at a side far away from the center of the foundation pit 2, and the second arc segment 113 is connected with the connecting steel bars 12 at intervals along the length direction thereof.
Through such setting, steel reinforcement cage 1 has formed asymmetric structure, one of them side of steel reinforcement cage 1 is double reinforcing bar, one of them side is single-row reinforcing bar, first arc segment 111, second arc segment 113 and connecting reinforcement 12 have formed double reinforcing bar jointly, single-row reinforcing bar then only forms by first arc segment 111 and connecting reinforcement 12, the reinforcing bar distribution density of double reinforcing bar is higher, after concrete placement is accomplished, pile foundation 3 is higher in the structural strength of double reinforcing bar position department, therefore the outer wall intensity of the cofferdam that a plurality of pile foundations 3 enclose to close and form is higher, improve the structural stability of cofferdam.
In this embodiment, the connecting bar 12 is connected to the inner side of the positioning ring 11, wherein the connecting bar 12 on the second arc segment 113 is connected to the side of the second arc segment 113 away from the first arc segment 111. In this embodiment, 17 connection bars 12 are arranged on the first arc segment 111 at intervals along the length direction thereof, and 17 connection bars 12 are also arranged on the second arc segment 113 at intervals.
As shown in fig. 5 and 6, further, the irregular pile foundation reinforcement cage 1 includes multiple sections of sub-reinforcement cages connected end to end, each section of the sub-reinforcement cage includes at least one positioning ring 11 and multiple connecting reinforcements 12, two adjacent connecting reinforcements 12 of the sub-reinforcement cages are connected to each other.
Because steel reinforcement cage 1 is formed by the concatenation of the sub-steel reinforcement cage of multistage, the reinforcing bar length of every sub-steel reinforcement cage of section is shorter, and the construction degree of difficulty is lower at 1 ligature in-process of steel reinforcement cage, and the material is convenient for transport moreover.
In this embodiment, the end of the connecting steel bar 12 is provided with a threaded section 121, and the connecting steel bars 12 of two adjacent sub-reinforcement cages are fixed by means of the threaded connection between the threaded sleeve 13 and the threaded section 121. Preferably, one of the two coupling bars 12 coupled to each other has a long threaded section at an end of the coupling bar 12, and the other coupling bar 12 has a short threaded section at an end thereof.
At the in-process of concatenation, at first install threaded sleeve 13 in the connecting reinforcement 12 tip that is equipped with the long thread section, then be connected another connecting reinforcement 12 and threaded sleeve 13, this connection structure can be relatively fast with two connecting reinforcement 12 connections fixed, has higher joint strength moreover, forms the auto-lock structure between connecting reinforcement 12 and the threaded sleeve, difficult emergence alternate segregation between two continuous connecting reinforcement 12 has ensured the holistic structural strength of steel reinforcement cage 1.
Further, the end faces of two adjacent connecting steel bars 12 of the same sub-reinforcement cage are located on different planes, and the connecting steel bars 12 of the two adjacent sub-reinforcement cages are connected in a staggered manner. In this embodiment, steel reinforcement cage 1 is at the in-process of ligature, with two adjacent connecting reinforcement 12 of same sub-steel reinforcement cage along length direction dislocation placement to make two adjacent connecting reinforcement 12's terminal surface be located different planes, after two adjacent sections sub-steel reinforcement cage concatenations, utilize connecting reinforcement 12 cross-linked's structure, improve two sections sub-steel reinforcement cage interconnect's intensity, avoid the connecting reinforcement 12 of two sections sub-steel reinforcement cage junctions to take place to bend or even fracture.
Preferably, the distance between two adjacent threaded sleeves 13 on the reinforcement cage 1 along the length direction thereof is more than 35 times of the diameter of the connecting reinforcement 12 and is not less than 500 mm. The arrangement can ensure the strength of each section of connecting steel bar 12 and avoid the reduction of the structural strength of the reinforcement cage 1 caused by excessive connecting joints between two adjacent connecting steel bars 12.
Preferably, the end faces of the connecting bars 12 are perpendicular to the length direction of the reinforcement cage 1. Through such setting, ensure adjacent connecting reinforcement 12 when the concatenation, the terminal surface between them can laminate, make two connecting reinforcement 12 keep the line type after connecting the completion, guarantee steel reinforcement cage 1's structural stability.
Further, irregular pile foundation steel reinforcement cage 1 still includes sounding pipe 14, sounding pipe 14 follows the length direction extension of connecting reinforcement 12 and with holding ring 11 is connected. In this embodiment, four sounding pipes 14 are provided, the sounding pipes 14 are provided at a connection position of the first arc segment 111 and the connection segment 112, and the sounding pipes 14 are used for placing a catheter for grouting.
In this embodiment, the sounding pipe 14 of the bottommost sub-reinforcement cage adopts a bottom pipe with a closed end, the sounding pipes 14 of the other sub-reinforcement cages adopt a straight pipe at one end, and the other end is a welded connection pipe. The lower opening of the sound measurement tube 14 is welded and fixed on the positioning ring 11, U-shaped clamping strips are arranged in the reinforcement cage 1 at intervals along the length direction, one U-shaped clamping strip is arranged every two meters and is formed by machining phi 8 steel bars, and the sound measurement tube 14 is clamped in the U-shaped clamping strips and is welded and fixed with the U-shaped clamping strips.
In this embodiment, the sections of the sounding pipe 14 are connected, the length of each section is consistent with that of the steel reinforcement cage 1, the upper end of the sounding pipe 14 is flush with the top of the steel casing 5, the lower end of the sounding pipe is connected to the bottom of the pile, each section of the sounding pipe 14 is 8m, and the length of the bottommost section is not more than 12 m. Two adjacent sound tubes 14 are connected by a sleeve. In this embodiment, the sounding pipe 14 may also serve as a grouting hole to provide guidance for lowering the catheter.
Further, a reinforcing beam 15 is connected between the two connecting sections 112. In one embodiment, the reinforcement beam 15 is vertically connected between two of the connecting segments 112 of the same retaining ring 11. In another embodiment, the reinforcing beam 15 may also be connected between the connecting sections 112 of different positioning rings 11, and by providing the reinforcing beam 15, the overall structural strength of the reinforcement cage 1 is improved, so as to improve the structural strength after the pile foundation 3 is poured.
To sum up, the utility model discloses a scheme has following advantage:
the utility model relates to an among the irregular pile foundation steel reinforcement cage 1, holding ring 11 is connected by two first arc segment 111 and two linkage segments 112 and forms, interval between two linkage segments 112 is less than the diameter of first arc segment 111 place circle, thereby make 1 both sides of steel reinforcement cage form and keep away the vacancy, at the in-process of pouring, keep away the vacancy and can put into spacing steel box, thereby pour at pile foundation 3 and accomplish the back, form second phase groove 31 in spacing steel box position department, satisfy pile foundation 3's shaping demand, and this simple structure, easy machine-shaping.
The foregoing is only a partial embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (9)
1. The utility model provides an irregular pile foundation steel reinforcement cage, characterized by: the positioning ring comprises a plurality of positioning rings and a plurality of connecting reinforcing steel bars, wherein the connecting reinforcing steel bars are distributed at intervals along the outer contour of the positioning rings and are connected with the positioning rings, the positioning rings comprise two first arc line sections and two connecting sections which are symmetrically arranged, the connecting sections are connected between the end parts, close to each other, of the two first arc line sections, the maximum distance between the two connecting sections is smaller than the diameter of a circle where the first arc line sections are located, a reinforcing beam is connected between the two connecting sections, and the reinforcing beam is vertically connected between the two connecting sections of the same positioning ring.
2. An irregular pile foundation reinforcement cage according to claim 1, wherein: the connecting section is a straight line section, and the two straight line sections are arranged in parallel.
3. An irregular pile foundation reinforcement cage according to claim 2, wherein: the positioning ring further comprises at least one second arc line segment, two ends of the second arc line segment are respectively and correspondingly connected with the two connecting segments, and the second arc line segment is parallel to the first arc line segment close to the second arc line segment.
4. An irregular pile foundation reinforcement cage according to claim 3, wherein: the second arc line segment is connected with the connecting reinforcing steel bars at intervals along the length direction of the second arc line segment.
5. An irregular pile foundation reinforcement cage according to claim 1, wherein: including the sub-reinforcement cage of multistage end-to-end connection, every section sub-reinforcement cage includes at least one holding ring and many the splice bar, adjacent two the splice bar interconnect of sub-reinforcement cage.
6. An irregular pile foundation reinforcement cage according to claim 5, wherein: the end parts of the connecting steel bars are provided with threaded sections, and the connecting steel bars of two adjacent sub steel bar cages are fixed through threaded connection of threaded sleeves and the threaded sections.
7. An irregular pile foundation reinforcement cage according to claim 5, wherein: the end faces of two adjacent connecting steel bars of the same sub-reinforcement cage are located on different planes, and the connecting steel bars of the two adjacent sub-reinforcement cages are connected in a staggered mode.
8. The irregular pile foundation reinforcement cage of claim 1, wherein: still include the sounding pipe, the sounding pipe is followed the length direction of connecting reinforcement extends and with the holding ring is connected.
9. The irregular pile foundation reinforcement cage of claim 8, wherein: the acoustic pipe is provided with four, the acoustic pipe is arranged at the connecting position of the first arc line segment and the connecting section, and the acoustic pipe is used for placing a guide pipe for grouting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122993852.3U CN217326096U (en) | 2021-11-30 | 2021-11-30 | Irregular pile foundation steel reinforcement cage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122993852.3U CN217326096U (en) | 2021-11-30 | 2021-11-30 | Irregular pile foundation steel reinforcement cage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217326096U true CN217326096U (en) | 2022-08-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122993852.3U Active CN217326096U (en) | 2021-11-30 | 2021-11-30 | Irregular pile foundation steel reinforcement cage |
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|---|---|
| CN (1) | CN217326096U (en) |
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2021
- 2021-11-30 CN CN202122993852.3U patent/CN217326096U/en active Active
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