CN201933495U - Steel reinforcement framework cage for pre-tensioned prestressed concrete dynamic loading pile - Google Patents
Steel reinforcement framework cage for pre-tensioned prestressed concrete dynamic loading pile Download PDFInfo
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- CN201933495U CN201933495U CN2011200249406U CN201120024940U CN201933495U CN 201933495 U CN201933495 U CN 201933495U CN 2011200249406 U CN2011200249406 U CN 2011200249406U CN 201120024940 U CN201120024940 U CN 201120024940U CN 201933495 U CN201933495 U CN 201933495U
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- prestressed concrete
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Abstract
The utility model discloses a steel reinforcement framework cage for a pre-tensioned prestressed concrete dynamic loading pile, which is characterized by comprising a non-prestressed steel reinforcement framework cage, and a prestressed steel reinforcement framework cage is sleeved outside the non-prestressed steel reinforcement framework cage. The steel reinforcement framework cage for the pre-tensioned prestressed concrete dynamic loading pile is characterized in that: the non-prestressed steel reinforcement framework cage comprises a plurality of non-prestressed steel reinforcements arranged in a circle, and spiral ribs are annularly welded on the non-prestressed steel reinforcements. In order to overcome the defects of the prior art, the utility model provides the steel reinforcement framework cage with a simple structure; and in the steel reinforcement framework cage, the horizontal loading capacity of a prestressed concrete pipe pile can be effectively improved, and the prestressed concrete pipe pile meets the requirements of dynamic load design and practical use.
Description
Technical field
The utility model relates to a kind of cage of reinforcement cage that is used for the stake of pretensioning prestressed concrete dynamic load.
Background technology
Prestressed concrete pipe pile is widely used in its superior performance in the Foundation Designs construction such as building, road, harbour.What have prestressed concrete pipe pile now generally all is only to adopt the prestressed reinforcement framework cage as support frame, but this design generally can only be satisfied the requirement of vertical carrying, and does not consider effect, the especially effect of dynamic load level of its horizontal loading.The horizontal anti-bending bearing capacity of pile tube that adopts existing cage of reinforcement cage to produce as support frame is poor, fragility is big, especially at field of traffic such as bridges, is difficult to satisfy design and the actual requirement of using aspect dynamic load.
The utility model content
The purpose of this utility model is in order to overcome weak point of the prior art, provide a kind of simple in structure, can effectively improve the horizontal loading ability of prestressed concrete pipe pile and can make prestressed concrete pipe pile satisfy dynamic load design and the actual cage of reinforcement cage that uses.
In order to achieve the above object, the utility model adopts following scheme:
A kind of cage of reinforcement cage that is used for the stake of pretensioning prestressed concrete dynamic load is characterized in that: comprise nonprestressed reinforcement skeleton cage, be arranged with the prestressed reinforcement framework cage outside described nonprestressed reinforcement skeleton cage.
The aforesaid cage of reinforcement cage that is used for the stake of pretensioning prestressed concrete dynamic load, it is characterized in that described nonprestressed reinforcement skeleton cage comprises the nonprestressed reinforcement of many circular arrangements, hoop is welded with spiral bar on described nonprestressed reinforcement.
The aforesaid cage of reinforcement cage that is used for the stake of pretensioning prestressed concrete dynamic load is characterized in that described prestressed reinforcement framework cage comprises the prestressed reinforcement of many circular arrangements, and hoop is welded with spiral bar on described prestressed reinforcement.
The aforesaid cage of reinforcement cage that is used for the stake of pretensioning prestressed concrete dynamic load is characterized in that the length of the length of described nonprestressed reinforcement skeleton cage less than the prestressed reinforcement framework cage.
The aforesaid cage of reinforcement cage that is used for the stake of pretensioning prestressed concrete dynamic load is characterized in that described nonprestressed reinforcement is 3～30.
The aforesaid cage of reinforcement cage that is used for the stake of pretensioning prestressed concrete dynamic load is characterized in that described prestressed reinforcement is 3～30.
The aforesaid cage of reinforcement cage that is used for the stake of pretensioning prestressed concrete dynamic load is characterized in that described nonprestressed reinforcement is a screw-thread steel, and described spiral bar is a hand-drawn wire.
The aforesaid cage of reinforcement cage that is used for the stake of pretensioning prestressed concrete dynamic load is characterized in that described prestressed reinforcement is a steel bar for prestressed concrete, and described spiral bar is a hand-drawn wire.
In sum, the utility model with respect to its beneficial effect of prior art is:
This practical cage of reinforcement cage adopts nonprestressed reinforcement skeleton cage is set in the prestressed reinforcement framework cage, improved the anti-bending strength of whole cage of reinforcement cage, effectively reduce brittle fracture and increased ductility, the high-strength concrete dynamic load stake of employing the utility model manufacturing can improve anti-bending bearing capacity, shear behavior, vertical bearing capacity, the shock resistance of pile body greatly, the overall performance of pile body is improved greatly, have high cost performance, in design with use the top many.
Description of drawings
Fig. 1 is a schematic diagram of the present utility model;
Fig. 2 is the overlooking surface schematic diagram of Fig. 1.
The specific embodiment
Below in conjunction with the description of drawings and the specific embodiment the utility model is further described:
A kind of cage of reinforcement cage that is used for the stake of pretensioning prestressed concrete dynamic load shown in Fig. 1 to 2 comprises nonprestressed reinforcement skeleton cage 1, is arranged with prestressed reinforcement framework cage 2 outside described nonprestressed reinforcement skeleton cage 1.
Nonprestressed reinforcement skeleton cage 1 described in the utility model comprises the nonprestressed reinforcement 3 of many circular arrangements, and hoop is welded with spiral bar 4 on described nonprestressed reinforcement 3.
Described prestressed reinforcement framework cage 2 comprises the prestressed reinforcement 5 of many circular arrangements, and hoop is welded with spiral bar 4 on described prestressed reinforcement 5.
The length of the nonprestressed reinforcement skeleton cage 1 described in the utility model is less than the length of prestressed reinforcement framework cage 2.That is to say the length of the length of nonprestressed reinforcement 3 less than prestressed reinforcement 5.
The diameter of nonprestressed reinforcement 3 and prestressed reinforcement 5 can be the same or different in the utility model, and the quantity of nonprestressed reinforcement 3 and prestressed reinforcement 5 can be the same or different, and wherein said nonprestressed reinforcement 3 is 3～30.Described prestressed reinforcement 5 is 3～30.
Nonprestressed reinforcement 3 described in the utility model is a screw-thread steel, and described spiral bar 4 is a hand-drawn wire.Described prestressed reinforcement 5 is a steel bar for prestressed concrete, and described spiral bar 4 is a hand-drawn wire.
Embodiment 1
Being used to produce external diameter is 600mm, internal diameter is that 300mm pile body length is that the cage of reinforcement cage of the dynamic load stake of 10m comprises that diameter is the prestressed reinforcement framework cage 2 of 506mm and the nonprestressed reinforcement skeleton cage 1 that diameter is 406mm, wherein 12 diameters of prestressed reinforcement framework cage 2 employings are 10.7mm, length is that the steel bar for prestressed concrete 5 of 10m and hand-drawn wire 4 that diameter is 6.0mm are welded, it is 12mm that described nonprestressed reinforcement skeleton cage 1 adopts 12 diameters, and length is that the HRB335 screw-thread steel 3 of 8m～9.7m and hand-drawn wire 4 that diameter is 6.0mm are welded.The nonprestressed reinforcement skeleton cage 1 that welding is good is installed in the described prestressed reinforcement framework cage 2, gets final product.
Embodiment 2
Being used to produce external diameter is 600mm, internal diameter is that 300mm pile body length is that the cage of reinforcement cage of the dynamic load stake of 10m comprises that diameter is the prestressed reinforcement framework cage 2 of 506mm and the nonprestressed reinforcement skeleton cage 1 that diameter is 406mm, wherein 12 diameters of prestressed reinforcement framework cage 2 employings are 10.7mm, length is that the steel bar for prestressed concrete 5 of 10m and hand-drawn wire 4 that diameter is 6.0mm are welded, it is 14mm that described nonprestressed reinforcement skeleton cage 1 adopts 11 diameters, and length is that the HRB335 screw-thread steel 3 of 8m～9.8m and hand-drawn wire 4 that diameter is 6.0mm are welded.The nonprestressed reinforcement skeleton cage 1 that welding is good is installed in the described prestressed reinforcement framework cage 2, gets final product.
Claims (8)
1. a cage of reinforcement cage that is used for the stake of pretensioning prestressed concrete dynamic load is characterized in that: comprise nonprestressed reinforcement skeleton cage (1), be arranged with prestressed reinforcement framework cage (2) outside described nonprestressed reinforcement skeleton cage (1).
2. the cage of reinforcement cage that is used for the stake of pretensioning prestressed concrete dynamic load according to claim 1, it is characterized in that described nonprestressed reinforcement skeleton cage (1) comprises the nonprestressed reinforcement (3) of many circular arrangements, go up hoop at described nonprestressed reinforcement (3) and be welded with spiral bar (4).
3. the cage of reinforcement cage that is used for the stake of pretensioning prestressed concrete dynamic load according to claim 1, it is characterized in that described prestressed reinforcement framework cage (2) comprises the prestressed reinforcement (5) of many circular arrangements, go up hoop at described prestressed reinforcement (5) and be welded with spiral bar (4).
4. the cage of reinforcement cage that is used for the stake of pretensioning prestressed concrete dynamic load according to claim 1 is characterized in that the length of the length of described nonprestressed reinforcement skeleton cage (1) less than prestressed reinforcement framework cage (2).
5. the cage of reinforcement cage that is used for the stake of pretensioning prestressed concrete dynamic load according to claim 2 is characterized in that described nonprestressed reinforcement (3) is 3～30.
6. the cage of reinforcement cage that is used for the stake of pretensioning prestressed concrete dynamic load according to claim 3 is characterized in that described prestressed reinforcement (5) is 3～30.
7. according to claim 2 or the 5 described cage of reinforcement cages that are used for the stake of pretensioning prestressed concrete dynamic load, it is characterized in that described nonprestressed reinforcement (3) is a screw-thread steel, described spiral bar (4) is a hand-drawn wire.
8. according to claim 3 or the 6 described cage of reinforcement cages that are used for the stake of pretensioning prestressed concrete dynamic load, it is characterized in that described prestressed reinforcement (5) is a steel bar for prestressed concrete, described spiral bar (4) is a hand-drawn wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200249406U CN201933495U (en) | 2011-01-26 | 2011-01-26 | Steel reinforcement framework cage for pre-tensioned prestressed concrete dynamic loading pile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200249406U CN201933495U (en) | 2011-01-26 | 2011-01-26 | Steel reinforcement framework cage for pre-tensioned prestressed concrete dynamic loading pile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201933495U true CN201933495U (en) | 2011-08-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200249406U Expired - Lifetime CN201933495U (en) | 2011-01-26 | 2011-01-26 | Steel reinforcement framework cage for pre-tensioned prestressed concrete dynamic loading pile |
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| CN (1) | CN201933495U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102400458A (en) * | 2011-11-18 | 2012-04-04 | 宁波海港工程有限公司 | Concrete pipe pile with long pipe sections |
-
2011
- 2011-01-26 CN CN2011200249406U patent/CN201933495U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102400458A (en) * | 2011-11-18 | 2012-04-04 | 宁波海港工程有限公司 | Concrete pipe pile with long pipe sections |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20151203 Address after: 150431 Heilongjiang city of Harbin Province Economic and Technological Development Zone Binxi Patentee after: Jianhua building materials (Heilongjiang) Co., Ltd. Address before: 212413 Development Zone along the Yangtze River, Shu Shu Town, Jiangsu, Jurong Patentee before: Jiangsu builds China pipe pile Co., Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20110817 |
|
| CX01 | Expiry of patent term |