CN202718091U - Hollow and rounded-triangular concrete pile - Google Patents
Hollow and rounded-triangular concrete pile Download PDFInfo
- Publication number
- CN202718091U CN202718091U CN 201220287261 CN201220287261U CN202718091U CN 202718091 U CN202718091 U CN 202718091U CN 201220287261 CN201220287261 CN 201220287261 CN 201220287261 U CN201220287261 U CN 201220287261U CN 202718091 U CN202718091 U CN 202718091U
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- fillet
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- concrete hollow
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Abstract
The utility model relates to a hollow and rounded-triangular concrete pile. A central through hole which penetrates through the whole hollow and rounded-triangular concrete pile is formed in the longitudinal axis direction of the hollow and rounded-triangular concrete pile. Both the inner circumference cross section and the outer circumference cross section of the hollow and rounded-triangular concrete pile are rounded-triangular. The hollow and rounded-triangular concrete pile has the same geometric dimension in the inner circumference section as well as the outer circumference section in the whole longitudinal axis direction. The triangular pile comprises six main bars and stirrups, wherein the main bars extend along the long direction of the triangular pile, the stirrups are spirally arranged around the main bars, the main bars are respectively arranged at the round corners and on the three sides of the triangular pile, the three main bars arranged at the round corner parts are prestressing steel bars, and the main bars arranged on the three sides are nonprestressing steel bars.
Description
Technical field
The utility model belongs to building field, relates to the improvement of foundation pile shape and structure in the building field, is a kind of concrete hollow fillet triangular pile specifically.
Background technology
The building materials of foundation pile engineering are more on market, if any pile tube, all kinds of square pile, castinplace pile, drilled pile etc.These pilings mainly are divided into non-prestressed member and prestressed member two large classes.Non-prestressed member mainly comprises traditional square pile, tube-sinking cast-in-situ pile etc.Show as bearing capacity of single pile relatively low, bending resistance (drawing), shear behavior are poor, long construction period, and pile quality does not meet designing requirement.The prestressed member piling comprises, pile tube, centrifugal prestress square pile etc.Their shortcoming is, often fragility is larger, and is shorter from the cracking to the time to rupture, and pile body ductility is relatively poor, causes the moment building collapsing when earthquake occurs, and makes that personnel do not have the sufficient time escape in the building.This problem is particularly outstanding in many shakes area such as Japan, Taiwan, China.Before, most of prefabricated pilings mostly are non-prestressed or prestressing force, and above-mentioned shortcoming is difficult to avoid.
Existing concrete prefabricated units cross section is various, and many on the market is square and circular cross-section, and when conduct carrying effect member, its maximum purpose is to improve the pile body bearing capacity that unit materials can provide, thereby economical with materials reduces cost.The very large characteristics of preformed pile are a side and soil interaction, utilize the frictional force between stake and the soil to improve pile body bearing capacity.
Circular cross-section relatively and section ratio surface area less, therefore pile tube does not take advantage aspect the stake side-friction force improving; Square pile and soil body frictional force are larger, and the bearing capacity ratio pile tube is good, but solid square pile is heavy, feed consumption is many; Hollow square pile combines the advantage of pile tube and square pile preferably, and outer cross section is square, and interior cross section is circular, can improve a side-friction force comparatively speaking, but its cross section concrete thickness differs, and the frictional force of unit volume material also is not fully exerted.
In the recent period, special-shaped triangular pile also occurs, but arrangement of reinforcement owes slightly rationally, pile body globality, shearing resistance bending resistance resistance to tension and increase Material ductility when earthquake disaster occurs, increase the aspects such as escape time and have much room for improvement.
The utility model content
For the problems referred to above, main purpose of the present utility model is to provide that loss in a kind of building is few, material-saving, from a kind of concrete hollow fillet triangular pile of heavy and light.
The utility model solves above-mentioned technical problem by following technical proposals: a kind of concrete hollow fillet triangular pile, it is characterized in that: concrete hollow fillet triangular pile y direction is provided with the central through hole that runs through whole concrete hollow fillet triangular pile, interior all cross sections of described concrete hollow fillet triangular pile are the fillet triangle, the periphery cross section of described concrete hollow fillet triangular pile is the fillet triangle, described concrete hollow fillet triangular pile is identical in interior all cross section geometry of whole y direction, the peripheral cross-section physical dimension is also identical, described triangular pile comprises that the main muscle that extends along the triangular pile length direction and spiral are around the stirrup of described main muscle, main muscle is the six roots of sensation, lay respectively on the fillet and three limits of leg-of-mutton triangular pile, three main muscle that are positioned at the fillet place are prestressed reinforcement, and the main muscle that is positioned on three limits is nonprestressed reinforcement.
In specific embodiment of the utility model, described nonprestressed reinforcement is positioned on the mid point on three limits.
Positive progressive effect of the present utility model is: the concrete hollow fillet triangular pile that the utility model provides has the following advantages:
(1), the characteristics of the utility model maximum are that lengthways main steel bar is 6, lay respectively on the mid point on leg-of-mutton 3 fillets and three limits, 3 main muscle that are positioned at the fillet place are prestressed reinforcement, the main muscle that is positioned on the three limit mid points is nonprestressed reinforcement.In conjunction with the common advantage of prestressing force and non-prestressed member, be more suitable for engineering and use.
(2), the concrete hollow fillet triangular pile that provides of the utility model, its cross section is the fillet triangle, effectively raise the specific area of material, can make unit materials have larger surface area, thereby the stake side-friction force of raising preformed pile is to improve bearing capacity of single pile.
(3), the concrete hollow fillet triangular pile that provides of the utility model, its cross section is the fillet triangle, its corner is stress and eliminates circular arc, so the utility model corner in the pile body moulding is easy to moulding, can effectively improve the pile rate.
(4), the concrete hollow fillet triangular pile that provides of the utility model, its cross section is the fillet triangle, its corner is stress and eliminates circular arc, so the utility model corner in the pile body moulding is easy to moulding, can effectively improve product pile rate.
(5), the concrete hollow fillet triangular pile that provides of the utility model, its cross section is the fillet triangle, and its corner is stress and eliminates circular arc, so, the utility model can effectively eliminate stress concentrated in the pile foundation construction process, can effectively improve construction pile rate.
(6), the concrete hollow fillet triangular pile that provides of the utility model, its cross section is the fillet triangle, its corner is stress and eliminates circular arc; Main muscle layout triangular in shape, on structure, the utility model master muscle is rationally distributed, reinforcing cage in the shape of a spiral stirrup to be welded, make production pile ductility good, become that pile capacity is large, the bending resistance shear behavior is good, shock resistance is strong.
(7), the concrete hollow fillet triangular pile that provides of the utility model, its cross section is the fillet triangle, its corner is stress and eliminates circular arc; Main muscle layout triangular in shape, on structure, the utility model master muscle is rationally distributed, reinforcing cage in the shape of a spiral stirrup effectively raise the globality of pile body to be welded, bearing capacity of single pile is large behind the construction pile, the bending resistance shear behavior is good, shock resistance is strong.
(8), the concrete hollow fillet triangular pile that provides of the utility model, its cross section is the fillet triangle, its corner is stress and eliminates circular arc; Main muscle layout triangular in shape, on structure, the utility model master muscle is rationally distributed, stirrup is being welded in the shape of a spiral for reinforcing cage, and because having increased main muscle quantity, pile capacity is large, the bending resistance shear behavior is good, shock resistance is strong so that the utility model becomes with respect to like product before.
Description of drawings
Fig. 1 is stereogram of the present utility model;
Fig. 2 is top view of the present utility model.
The specific embodiment
Provide the utility model preferred embodiment below in conjunction with accompanying drawing, to describe the technical solution of the utility model in detail.
Fig. 1 is stereogram of the present utility model, Fig. 2 is top view of the present utility model, as illustrated in fig. 1 and 2: the utility model y direction is provided with the central through hole 5 that runs through whole concrete hollow fillet triangular pile, interior all cross sections of described concrete hollow fillet triangular pile are the fillet triangle, the periphery cross section of described concrete hollow fillet triangular pile is the fillet triangle, described concrete hollow fillet triangular pile is identical in interior all cross section geometry of whole y direction, the peripheral cross-section physical dimension is also identical, described triangular pile comprises that the main muscle that extends along the triangular pile length direction and spiral are around the stirrup 3 of described main muscle, main muscle is the six roots of sensation, lays respectively on the fillet and three limits of leg-of-mutton triangular pile.Main muscle and stirrup 3 interior employing concrete 2 are filled, and three main muscle that are positioned at the fillet place are prestressed reinforcement 1, and the main muscle that is positioned on three limits is nonprestressed reinforcement 1 '.In a specific embodiment of the present utility model, described nonprestressed reinforcement 1 ' is positioned on the mid point on three limits.
The characteristics of the utility model maximum are that lengthways main steel bar is 6, lay respectively on the mid point on leg-of-mutton 3 fillets and three limits, and 3 main muscle that are positioned at the fillet place are nonprestressed reinforcement, and the main muscle that is positioned on the three limit mid points is prestressed reinforcement.In conjunction with the common advantage of prestressing force and non-prestressed member, be more suitable for engineering and use.
Concrete hollow fillet triangular pile cross section is the fillet triangle, and the large I of indication fillet 4 suitably changes, and all belongs to the utility model protection domain.
Described concrete hollow fillet triangular pile cross section is the fillet triangle; outside concrete 2 protective layer thickness in the indication member; the large I of m and n shown in the accompanying drawing 1 is suitably changing, and the size of stirrup spacing a also can suitably change simultaneously, all belongs to the utility model protection domain.
The characteristics of the utility model maximum are that lengthways main steel bar is 6, lay respectively on the mid point on leg-of-mutton 3 fillets and three limits, and 3 main muscle that are positioned at the fillet place are prestressed reinforcement, and the main muscle that is positioned on the three limit mid points is nonprestressed reinforcement.In conjunction with the common advantage of prestressing force and non-prestressed member, be more suitable for engineering and use.
The concrete hollow fillet triangular pile that the utility model provides, its cross section is the fillet triangle, effectively raise the specific area of material, can make unit materials have larger surface area, thereby the stake side-friction force of raising preformed pile is to improve bearing capacity of single pile.
The concrete hollow fillet triangular pile that the utility model provides, its cross section is the fillet triangle, its corner is stress and eliminates circular arc, so the utility model corner in the pile body moulding is easy to moulding, can effectively improve the pile rate.
The concrete hollow fillet triangular pile that the utility model provides, its cross section is the fillet triangle, its corner is stress and eliminates circular arc, so the utility model corner in the pile body moulding is easy to moulding, can effectively improve product pile rate.
The concrete hollow fillet triangular pile that the utility model provides, its cross section is the fillet triangle, its corner is stress and eliminates circular arc, so the utility model can effectively eliminate stress concentrated in the pile foundation construction process, can effectively improve construction pile rate.
The concrete hollow fillet triangular pile that the utility model provides, its cross section is the fillet triangle, its corner is stress and eliminates circular arc; Main muscle layout triangular in shape, on structure, the utility model master muscle is rationally distributed, reinforcing cage in the shape of a spiral stirrup to be welded, make production pile ductility good, become that pile capacity is large, the bending resistance shear behavior is good, shock resistance is strong.
The concrete hollow fillet triangular pile that the utility model provides, its cross section is the fillet triangle, its corner is stress and eliminates circular arc; Main muscle layout triangular in shape, on structure, the utility model master muscle is rationally distributed, reinforcing cage in the shape of a spiral stirrup effectively raise the globality of pile body to be welded, bearing capacity of single pile is large behind the construction pile, the bending resistance shear behavior is good, shock resistance is strong.
The concrete hollow fillet triangular pile that the utility model provides, its cross section is the fillet triangle, its corner is stress and eliminates circular arc; Main muscle layout triangular in shape, on structure, the utility model master muscle is rationally distributed, stirrup is being welded in the shape of a spiral for reinforcing cage, and because having increased main muscle quantity, pile capacity is large, the bending resistance shear behavior is good, shock resistance is strong so that the utility model becomes with respect to like product before.
Above demonstration and described basic principle of the present utility model and principal character and advantage of the present utility model.The technician of the industry should understand; the utility model is not restricted to the described embodiments; that describes in above-described embodiment and the manual just illustrates principle of the present utility model; under the prerequisite that does not break away from the utility model spirit and scope; the utility model also has various changes and modifications; these changes and improvements all fall in claimed the utility model scope, and the claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (2)
1. concrete hollow fillet triangular pile, it is characterized in that: concrete hollow fillet triangular pile y direction is provided with the central through hole that runs through whole concrete hollow fillet triangular pile, interior all cross sections of described concrete hollow fillet triangular pile are the fillet triangle, the periphery cross section of described concrete hollow fillet triangular pile is the fillet triangle, described concrete hollow fillet triangular pile is identical in interior all cross section geometry of whole y direction, the peripheral cross-section physical dimension is also identical, described triangular pile comprises that the main muscle that extends along the triangular pile length direction and spiral are around the stirrup of described main muscle, main muscle is the six roots of sensation, lay respectively on the fillet and three limits of leg-of-mutton triangular pile, three main muscle that are positioned at the fillet place are prestressed reinforcement, and the main muscle that is positioned on three limits is nonprestressed reinforcement.
2. concrete hollow fillet triangular pile according to claim 1, it is characterized in that: described prestressed reinforcement is positioned on the mid point on three limits.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220287261 CN202718091U (en) | 2012-06-18 | 2012-06-18 | Hollow and rounded-triangular concrete pile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220287261 CN202718091U (en) | 2012-06-18 | 2012-06-18 | Hollow and rounded-triangular concrete pile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202718091U true CN202718091U (en) | 2013-02-06 |
Family
ID=47619917
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220287261 Expired - Fee Related CN202718091U (en) | 2012-06-18 | 2012-06-18 | Hollow and rounded-triangular concrete pile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202718091U (en) |
-
2012
- 2012-06-18 CN CN 201220287261 patent/CN202718091U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: SHANGHAI JINSHAN ZHONGJI PILE INDUSTRIAL CO., LTD. Free format text: FORMER OWNER: SHANGHAI ZHONGJI PILE INDUSTRY CO., LTD. Effective date: 20140207 |
|
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 200434 HONGKOU, SHANGHAI TO: 200082 HONGKOU, SHANGHAI |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20140207 Address after: 200082, room 3, building 201, 107 Mount Holyoke Road, Shanghai, Hongkou District Patentee after: Shanghai Jinshan Pile Technology Industry Co. Ltd. Address before: 200434, 4, 2 building, 437 Guang Yue Road, Shanghai, Hongkou District Patentee before: Shanghai Zhongji Pile Industry Co., Ltd. |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130206 Termination date: 20180618 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |