CN203716144U - Pre-stress steel pipe concrete and corresponding pre-stress steel pipe concrete supporting structure - Google Patents
Pre-stress steel pipe concrete and corresponding pre-stress steel pipe concrete supporting structure Download PDFInfo
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- CN203716144U CN203716144U CN201420047588.1U CN201420047588U CN203716144U CN 203716144 U CN203716144 U CN 203716144U CN 201420047588 U CN201420047588 U CN 201420047588U CN 203716144 U CN203716144 U CN 203716144U
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Abstract
The utility model relates to pre-stress steel pipe concrete and a corresponding pre-stress steel pipe concrete supporting structure. The pre-stress steel pipe concrete comprises a hollow thin-wall steel pipe and a steel strand, wherein the steel strand is arranged in a pipe cavity of the thin-wall steel pipe; the axis of the steel strand is parallel to the axis of the thin-wall steel pipe; the thin-wall steel pipe is internally filled with fillers; the fillers cover the steel strand; the utility model also relates to the pre-stress steel pipe concrete supporting structure. Compared with the cost of a concrete cast-in-place pile, the cost of the pre-stress steel pipe concrete with the structure and the corresponding pre-stress steel pipe concrete supporting structure can be reduced; compared with problems of a profile steel concrete agitating pile, the problems of recycling profile steel and the like can be avoided; the thin-wall steel pipe, the fillers and a cement wall can commonly bear the pressure of the whole supporting structure; the quantity of the steel strand in the thin-wall steel pipe can be determined according to use requirements and the flexibility is very strong; a truss structure is commonly composed of a web member and the pre-stress steel pipe concrete and trusses with different structures can be set according to the different requirements; the construction efficiency is high and the construction period of a space enclosing structure is short.
Description
Technical field
The utility model relates to technical field of civil engineering, and particularly civil engineering Base hole supporting technology field specifically refers to a kind of pre-stressed steel pipe concrete and corresponding pre-stressed steel pipe concrete supporting and protection structure.
Background technology
At present, in the pattern foundation pit supporting structure of construction work and other civil engineering, fender post mainly adopts the patterns such as concrete filling pile, shaped steel cement mixing method and steel sheet pile, steel pipe pile, Section-steel Piles.These types are all that single utilization steel or steel bar concrete complete Support Function mostly, not by compound multiple material utilization.Wherein concrete filling pile and shaped steel cement mixing method are the conventional larger stake types of rigidity.Shaped steel cement mixing method combines cement-soil water-stop curtain and shaped steel, comparatively economical, but the bracing of foundation pit time exceed after three months, this cost of going along with sb. to guard him pattern will approach or exceed concrete pouring.And concrete filling pile is gone along with sb. to guard him pattern, often need another making cement soil stake (wall) water-stop curtain in high water level area, two kinds of stake types are constructed respectively, operation is numerous and diverse and the duration is longer, concrete filling pile reinforcing bar evenly configures, also material is not effectively utilized, still need new fender post type to reduce and go along with sb. to guard him cost, raising construction efficiency.
Utility model content
The purpose of this utility model is to have overcome above-mentioned shortcoming of the prior art, provides a kind of by compound multiple material utilization, construction efficiency is high, material use is effective, cost is low pre-stressed steel pipe concrete and corresponding pre-stressed steel pipe concrete supporting and protection structure.
For realizing above-mentioned object, pre-stressed steel pipe concrete of the present utility model and corresponding pre-stressed steel pipe concrete supporting and protection structure by the following technical solutions:
This pre-stressed steel pipe concrete, its main feature is, comprise thin-wall steel tube and the steel strand of hollow, described steel strand are arranged in the tube chamber of described thin-wall steel tube, the axis of described steel strand and described thin-wall steel tube is for be arrangeding in parallel, in described thin-wall steel tube, be filled with filler, and the coated described steel strand of described filler.
The two ends of the thin-wall steel tube in this pre-stressed steel pipe concrete are provided with end plate, and the outside of two described end plates is all connected with anchor ring, and the two ends of described steel strand are by described anchor ring tension and fixing.
Steel strand in this pre-stressed steel pipe concrete are one, and single hole anchor ring is arranged at the two ends of described thin-wall steel tube; Or described steel strand are at least two, porous anchor ring is arranged at the two ends of described thin-wall steel tube, and steel strand described in each are arranged in parallel.
The cross section of the thin-wall steel tube in this pre-stressed steel pipe concrete is circle or rectangle.
Filler in this pre-stressed steel pipe concrete is cement paste, cement mortar or fine-stone concrete.
This pre-stressed steel pipe concrete supporting and protection structure, its main feature is, described supporting and protection structure comprises described pre-stressed steel pipe concrete, between two described pre-stressed steel pipe concretes, interconnect by web member, described pre-stressed steel pipe concrete and described web member form one group of truss, described truss is arranged in cement soil wall, and is provided with at least one group of truss in described cement soil wall.
Web member in this pre-stressed steel pipe concrete supporting and protection structure is vertical with the axis direction of described pre-stressed steel pipe concrete; Or the axis direction of described web member and described pre-stressed steel pipe concrete tilts.
In this pre-stressed steel pipe concrete supporting and protection structure, be positioned at the cross section of described cement soil wall, described pre-stressed steel pipe concrete and described web member form truss structural, and the two ends of every web member are all connected with described pre-stressed steel pipe concrete.
In this pre-stressed steel pipe concrete supporting and protection structure, be positioned at the cross section of described cement soil wall, the pre-stressed steel pipe concrete described in each and described web member form triangular truss structure; Or, the cross section of the cement soil wall described in being positioned at, the pre-stressed steel pipe concrete described in each and described web member form rectangle trussed construction.
Web member in this pre-stressed steel pipe concrete supporting and protection structure is band steel, shaped steel or steel pipe.
Pre-stressed steel pipe concrete and the corresponding pre-stressed steel pipe concrete supporting and protection structure of this structure are adopted, can reduce costs than concrete filling pile, the shaped steel cement mixing method of comparing can be avoided the problems such as shaped steel recovery, steel strand and thin-wall steel tube bear the pulling force of supporting and protection structure, and thin-wall steel tube, filler and cement soil wall bear the pressure of whole supporting and protection structure jointly; the steel strand quantity in thin-wall steel tube is depending on user demand, and flexibility is very strong; Web member and pre-stressed steel pipe concrete form trussed construction jointly, various informative, can difform truss be set according to different user demands; Efficiency of construction is high, and the construction period of space enclosing structure is short.
Brief description of the drawings
Fig. 1 is the utility model thin-wall steel tube, filler and prestress wire (one) longitudinal plan.
Fig. 2 is the utility model thin-wall steel tube, filler and prestress wire (two) longitudinal plan.
Fig. 3 is the utility model thin-wall steel tube, filler and prestress wire (three and four) longitudinal plan.
Fig. 4 is the utility model thin-wall steel tube, filler and prestress wire (one) drawing in side sectional elevation.
Fig. 5 is the utility model thin-wall steel tube, filler and prestress wire (two) drawing in side sectional elevation.
Fig. 6 is the utility model thin-wall steel tube, filler and prestress wire (three) drawing in side sectional elevation.
Fig. 7 is the utility model thin-wall steel tube, filler and prestress wire (four) drawing in side sectional elevation.
Fig. 8 is the drawing in side sectional elevation of the utility model pre-stressed steel pipe concrete (two) supporting and protection structure.
Fig. 9 is the drawing in side sectional elevation of the utility model pre-stressed steel pipe concrete (three) supporting and protection structure.
Figure 10 is the drawing in side sectional elevation of the utility model pre-stressed steel pipe concrete (four) supporting and protection structure.
Figure 11 is the longitudinal plan of the utility model pre-stressed steel pipe concrete supporting and protection structure (web member level to).(be that A-A, B-B in Fig. 8, Fig. 9, Figure 10 analyses and observe position.）
Figure 12 is the longitudinal plan of the utility model pre-stressed steel pipe concrete supporting and protection structure (web member is oblique).(be that A-A, B-B in Fig. 8, Fig. 9, Figure 10 analyses and observe position.）
Number in the figure is described as follows:
1 anchor ring
2 end plates
3 thin-wall steel tubes
4 steel strand
5 fillers
6 pre-stressed steel pipe concretes
7 web members
8 cement soil walls (cement earth pile)
Detailed description of the invention
In order more clearly to understand technology contents of the present utility model, describe in detail especially exemplified by following examples.
Refer to accompanying drawing, this pre-stressed steel pipe concrete 6, comprises thin-wall steel tube 3 and the steel strand 4 of hollow, steel strand 4 are arranged in the tube chamber of thin-wall steel tube 3, steel strand 4 for be arrangeding in parallel, have been filled with filler 5, filler 5 cladding steel twisted wires 4 with the axis of thin-wall steel tube 3 in thin-wall steel tube 3.Steel strand 4 and thin-wall steel tube 3 be for bearing tension, and thin-wall steel tube 3 and filler 5 be for bearing pressure, and therefore thin-wall steel tube 3, filler 5 and steel strand 4 cooperatively interact, and can greatly strengthen the stressed of whole supporting and protection structure.
The outside that the two ends of thin-wall steel tube 3 are provided with 2, two end plates 2 of end plate is all connected with anchor ring 1, and the two ends of steel strand 4 are strained and fixed by anchor ring 1, specifically can consult the content in Fig. 1, Fig. 2 and Fig. 3.
Steel strand 4 are one, and now, single hole anchor ring is arranged at the two ends of thin-wall steel tube 3; Or steel strand 4 are at least two, now porous anchor ring is arranged at the two ends of thin-wall steel tube 3, and each steel strand 4 are arranged in parallel.According to the stressing conditions of supporting and protection structure reality, can adopt the steel strand 4 of varying number, suffered pulling force is larger, and the quantity of the steel strand 4 that arrange is also just more.
For example, in Fig. 1 and Fig. 4, in thin-wall steel tube 3, be only provided with steel strand 4; In Fig. 2 and Fig. 5, the quantity of the steel strand 4 in each thin-wall steel tube 3 is two, and these two steel strand 4 are about the Central Symmetry setting of thin-wall steel tube 3, stressed even to ensure; In Fig. 6, the quantity of steel strand 4 is 3, and three steel strand that are parallel to each other 4 are uniformly distributed in the cross section of thin-wall steel tube 3; In Fig. 7, the quantity of steel strand 4 is 4, and from the cross-sectional view of thin-wall steel tube 3,4 steel strand that are parallel to each other 4 have formed a foursquare structure.
The cross section of thin-wall steel tube 3 can be circle or rectangle, or can be also the shape of other any applicable steel pipe; the shape of the cross section of thin-wall steel tube 3 can decide according to the demand of Specific construction, and the shape of cross section of thin-wall steel tube 3 be determined in the quantity of the steel strand 4 that also can arrange according to its inside and position.
The filler 5 being filled with in thin-wall steel tube 3 can be the conventional packing materials of supporting and protection structure such as cement paste, cement mortar or fine-stone concrete, and filler also can bear certain pressure, and the common pressure-bearing of thin-wall steel tube 3.
This pre-stressed steel pipe concrete supporting and protection structure comprises pre-stressed steel pipe concrete 6 and web member 7, pre-stressed steel pipe concrete 6 interconnects by web member 7, two adjacent pre-stressed steel pipe concretes 6 interconnect by web member 7, pre-stressed steel pipe concrete 6 and web member 7 form one group of truss, truss is arranged in cement soil wall 8, and is provided with at least one group of truss in cement soil wall 8.According to size and the requirement of engineering of the difference size of cement soil wall 8, can determine putting position and the quantity of its inner truss arranging.
Web member 7 is vertical with the axis direction of pre-stressed steel pipe concrete 6, specifically refers to Figure 11; Or web member 7 tilts with the axis direction of pre-stressed steel pipe concrete 6, specifically refers to Figure 12.
1, truss structural:
At the cross section of cement soil wall 8, pre-stressed steel pipe concrete 6 and web member 7 can form truss structural, and the two ends of every web member 7 are connected with pre-stressed steel pipe concrete 6 respectively, specifically refer to Fig. 8.
2, triangular truss structure:
Each pre-stressed steel pipe concrete 6 forms triangular truss structure at the cross section of cement soil wall 8, that is to say, at the cross section of cement soil wall 8, pre-stressed steel pipe concrete 6 is positioned at the summit of triangular structure, web member 7 forms three limits of this triangular structure, specifically refers to Fig. 9.
3, rectangle trussed construction:
Pre-stressed steel pipe concrete 6 forms rectangle trussed construction at the cross section of cement soil wall 8, that is to say the cross section at cement soil wall 8, and pre-stressed steel pipe concrete 6 is positioned at the summit of rectangle, and web member 7 forms the limit of rectangle.Web member 7 can be the various shapes such as band steel, shaped steel or steel pipe, specifically refers to Figure 10.
The detailed description of the invention of supporting and protection structure is as follows:
The first step: (referring to shown in Fig. 8 to Figure 12), assembling thin-wall steel tube 3 and web member 7, link together thin-wall steel tube 3 and web member 7 jointly to form truss, the therewith cement soil wall 8 in synchronous construction groove.
Second step: (referring to shown in Fig. 1 to Fig. 7), steel strand 4 are inserted in each thin-wall steel tube 3, apply in the solid anchor ring 1 on thin-wall steel tube 3 two ends of pre-stress rear anchor.
The 3rd step: (referring to shown in Fig. 8 to Figure 12), in not solidified cement soil wall 8 in the groove in pre-stressed steel pipe truss inserting step one.
The 4th step: (referring to shown in Fig. 8 to Figure 12), to the interior injection filler 5 of thin-wall steel tube 3, this filler 5 is cement paste or cement mortar or fine-stone concrete.The installation of pre-stressed steel pipe concrete supporting and protection structure.
Pre-stressed steel pipe concrete and the corresponding pre-stressed steel pipe concrete supporting and protection structure of this structure are adopted, can reduce costs than concrete filling pile, the shaped steel cement mixing method of comparing can be avoided the problems such as shaped steel recovery, steel strand and thin-wall steel tube bear the pulling force of supporting and protection structure, and thin-wall steel tube, filler and cement soil wall bear the pressure of whole supporting and protection structure jointly; the steel strand quantity in thin-wall steel tube is depending on user demand, and flexibility is very strong; Web member and pre-stressed steel pipe concrete form trussed construction jointly, various informative, can difform truss be set according to different user demands; Efficiency of construction is high, and the construction period of space enclosing structure is short.
In this manual, the utility model is described with reference to its specific embodiment.But, still can make various amendments and conversion obviously and not deviate from spirit and scope of the present utility model.Therefore, manual and accompanying drawing are regarded in an illustrative, rather than a restrictive.
Claims (10)
1. a pre-stressed steel pipe concrete, it is characterized in that, comprise thin-wall steel tube and the steel strand of hollow, described steel strand are arranged in the tube chamber of described thin-wall steel tube, the axis of described steel strand and described thin-wall steel tube is for be arrangeding in parallel, in described thin-wall steel tube, be filled with filler, and the coated described steel strand of described filler.
2. pre-stressed steel pipe concrete according to claim 1, is characterized in that, the two ends of described thin-wall steel tube are provided with end plate, and the outside of two described end plates is all connected with anchor ring, and the two ends of described steel strand are by described anchor ring tension and fixing.
3. pre-stressed steel pipe concrete according to claim 1, is characterized in that, described steel strand are one, and single hole anchor ring is arranged at the two ends of described thin-wall steel tube; Or described steel strand are at least two, porous anchor ring is arranged at the two ends of described thin-wall steel tube, and steel strand described in each are arranged in parallel.
4. pre-stressed steel pipe concrete according to claim 1, is characterized in that, the cross section of described thin-wall steel tube is circle or rectangle.
5. pre-stressed steel pipe concrete according to claim 1, is characterized in that, described filler is cement paste, cement mortar or fine-stone concrete.
6. a pre-stressed steel pipe concrete supporting and protection structure that comprises pre-stressed steel pipe concrete claimed in claim 1, it is characterized in that, described supporting and protection structure comprises described pre-stressed steel pipe concrete, between two described pre-stressed steel pipe concretes, interconnect by web member, described pre-stressed steel pipe concrete and described web member form one group of truss, described truss is arranged in cement soil wall, and is provided with at least one group of truss in described cement soil wall.
7. the pre-stressed steel pipe concrete supporting and protection structure of pre-stressed steel pipe concrete according to claim 6, is characterized in that, described web member is vertical with the axis direction of described pre-stressed steel pipe concrete; Or the axis direction of described web member and described pre-stressed steel pipe concrete tilts.
8. the pre-stressed steel pipe concrete supporting and protection structure of pre-stressed steel pipe concrete according to claim 7, it is characterized in that, be positioned at the cross section of described cement soil wall, described pre-stressed steel pipe concrete and described web member form truss structural, and the two ends of every web member are all connected with described pre-stressed steel pipe concrete.
9. the pre-stressed steel pipe concrete supporting and protection structure of pre-stressed steel pipe concrete according to claim 7, is characterized in that, is positioned at the cross section of described cement soil wall, and the pre-stressed steel pipe concrete described in each and described web member form triangular truss structure; Or, the cross section of the cement soil wall described in being positioned at, the pre-stressed steel pipe concrete described in each and described web member form rectangle trussed construction.
10. the pre-stressed steel pipe concrete supporting and protection structure of pre-stressed steel pipe concrete according to claim 6, is characterized in that, described web member is band steel, shaped steel or steel pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420047588.1U CN203716144U (en) | 2014-01-24 | 2014-01-24 | Pre-stress steel pipe concrete and corresponding pre-stress steel pipe concrete supporting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420047588.1U CN203716144U (en) | 2014-01-24 | 2014-01-24 | Pre-stress steel pipe concrete and corresponding pre-stress steel pipe concrete supporting structure |
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| Publication Number | Publication Date |
|---|---|
| CN203716144U true CN203716144U (en) | 2014-07-16 |
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| CN201420047588.1U Expired - Fee Related CN203716144U (en) | 2014-01-24 | 2014-01-24 | Pre-stress steel pipe concrete and corresponding pre-stress steel pipe concrete supporting structure |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103741685A (en) * | 2014-01-24 | 2014-04-23 | 王立明 | Prestressed concrete steel tube and corresponding prestressed concrete steel tube supporting structure |
| CN104895070A (en) * | 2015-05-12 | 2015-09-09 | 成都迅德科技有限公司 | Pipe pile connecting structure |
| CN106677163A (en) * | 2016-11-14 | 2017-05-17 | 王立明 | Pipe hoop truss fender pile and auxiliary construction equipment thereof |
| CN114427224A (en) * | 2022-03-17 | 2022-05-03 | 山东建筑大学 | Anti-floating reinforcing anchor rod of existing underground structure and construction method |
-
2014
- 2014-01-24 CN CN201420047588.1U patent/CN203716144U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103741685A (en) * | 2014-01-24 | 2014-04-23 | 王立明 | Prestressed concrete steel tube and corresponding prestressed concrete steel tube supporting structure |
| CN103741685B (en) * | 2014-01-24 | 2015-12-09 | 王立明 | Comprise the pre-stressed steel pipe concrete truss support structure of pre-stressed steel pipe concrete |
| CN104895070A (en) * | 2015-05-12 | 2015-09-09 | 成都迅德科技有限公司 | Pipe pile connecting structure |
| CN106677163A (en) * | 2016-11-14 | 2017-05-17 | 王立明 | Pipe hoop truss fender pile and auxiliary construction equipment thereof |
| CN106677163B (en) * | 2016-11-14 | 2019-11-08 | 王立明 | Pipe collar girder fender post and its attached construction equipment |
| CN114427224A (en) * | 2022-03-17 | 2022-05-03 | 山东建筑大学 | Anti-floating reinforcing anchor rod of existing underground structure and construction method |
| CN114427224B (en) * | 2022-03-17 | 2024-05-28 | 山东建筑大学 | Existing underground structure anti-floating reinforced anchor rod and construction method |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140716 Termination date: 20160124 |
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| EXPY | Termination of patent right or utility model |