CN216865119U - High-strength building concrete pipe pile - Google Patents
High-strength building concrete pipe pile Download PDFInfo
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- CN216865119U CN216865119U CN202123437369.3U CN202123437369U CN216865119U CN 216865119 U CN216865119 U CN 216865119U CN 202123437369 U CN202123437369 U CN 202123437369U CN 216865119 U CN216865119 U CN 216865119U
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Abstract
The utility model discloses a high-strength building concrete pipe pile which comprises an inner steel pipe, wherein a fiber reinforced concrete layer is fixedly connected to the outer surface of the inner steel pipe, a first vertical reinforcing steel bar is fixedly connected to the inner cavity of the fiber reinforced concrete layer, the number of the first vertical reinforcing steel bars is twelve, a first steel bar hoop is fixedly connected between the surface of the twelve first vertical reinforcing steel bars and the inner cavity of the fiber reinforced concrete layer, and the number of the first steel bar hoop is eleven. According to the utility model, under the mutual cooperation effect of the anti-corrosion layer, the epoxy coal tar pitch anti-corrosion coating, the epoxy glass flake coating, the glass fiber net layer, the inner steel pipe, the first vertical reinforcing steel bar, the first reinforcing steel bar hoop, the second vertical reinforcing steel bar and the second reinforcing steel bar hoop, the anti-corrosion performance and the strength of the concrete pipe pile are greatly improved, and the service life of the concrete pipe pile is further prolonged.
Description
Technical Field
The utility model relates to the technical field of concrete pipe piles, in particular to a high-strength building concrete pipe pile.
Background
The prestressed concrete tubular pile can be divided into a post-tensioning prestressed tubular pile and a pre-tensioning prestressed tubular pile, wherein the pre-tensioning prestressed tubular pile is a hollow cylindrical elongated concrete prefabricated component manufactured by adopting a pre-tensioning prestressing process and a centrifugal forming method, and mainly comprises a cylindrical pile body, an end plate, a steel ferrule and the like, but the existing concrete tubular pile has a single internal structure, so that the strength is low, the corrosion resistance is poor, and the concrete tubular pile is easily corroded by corrosive substances in a long-time use process, so that the service life of the concrete tubular pile is shortened.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a high-strength building concrete pipe pile which has the advantages of high strength and good corrosion resistance effect, and solves the problems that the existing concrete pipe pile is single in internal structure, so that the strength is low, the corrosion resistance is poor, and the existing concrete pipe pile is easily corroded by corrosive substances in a long-time use process.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a building concrete tubular pile of high strength, includes interior steel pipe, the outer fixed surface of interior steel pipe is connected with fibre reinforced concrete layer, the first perpendicular reinforcing bar of inner chamber fixedly connected with on fibre reinforced concrete layer, the quantity of first perpendicular reinforcing bar is twelve, twelve fixedly connected with first reinforcing bar hoop between the surface of first perpendicular reinforcing bar and the inner chamber on fibre reinforced concrete layer, the quantity of first reinforcing bar hoop is eleven, the inner chamber on fibre reinforced concrete layer just is located the inboard fixedly connected with second perpendicular reinforcing bar of first perpendicular reinforcing bar, the quantity of second perpendicular reinforcing bar is twelve, twelve fixedly connected with second reinforcing bar hoop between the surface of second perpendicular reinforcing bar and the inner chamber on fibre reinforced concrete layer, the hoop quantity of second reinforcing bar is ten, the outer surface of the fiber reinforced concrete layer is provided with an anti-corrosion layer, and the anti-corrosion layer comprises a glass fiber net layer, an epoxy coal tar pitch anti-corrosion coating and an epoxy glass flake coating.
Preferably, the inner surface of the glass fiber net layer is adhered to the outer surface of the fiber reinforced concrete layer, the inner surface of the epoxy coal tar pitch anticorrosive coating is coated on the outer surface of the glass fiber net layer, and the inner surface of the epoxy glass flake coating is coated on the outer surface of the epoxy coal tar pitch anticorrosive coating.
Preferably, equal fixedly connected with metal end plate between the both sides of interior steel pipe and the both sides of fibre reinforced concrete layer, the screw hole is seted up on the surface of metal end plate.
Preferably, equal first metal connecting block of fixedly connected with between the both ends of first perpendicular reinforcing bar and the inner chamber on fibre reinforced concrete layer, the fixed surface of first metal connecting block is connected in the surface of the perpendicular reinforcing bar of second.
Preferably, equal fixedly connected with second metal connecting block between the both ends of the perpendicular reinforcing bar of second and the inner chamber on fibre reinforced concrete layer, the fixed surface of second metal connecting block connects in the surface of interior steel pipe.
Compared with the prior art, the utility model has the following beneficial effects:
1. according to the utility model, through the arrangement of the anti-corrosion layer, because the epoxy coal tar pitch anticorrosive coating and the epoxy glass flake coating in the anti-corrosion layer have excellent anti-corrosion performance, double-layer anti-corrosion sealing protection is formed on the surface of the concrete pipe pile, the corrosion of external corrosive substances to the interior of the concrete pipe pile is effectively avoided, the anti-corrosion performance of the concrete pipe pile is greatly improved, meanwhile, through the arrangement of the glass fiber net layer, the firmness of adhesion between the epoxy glass flake coating and the epoxy coal tar pitch anticorrosive coating and the fiber reinforced concrete layer is effectively improved, the epoxy glass flake coating and the epoxy coal tar pitch anticorrosive coating are effectively prevented from falling off, the whole corrosion can be ensured to be carried out for a long time, and through the arrangement of the inner steel pipe, the first vertical reinforcing steel bar hoop, the first reinforcing steel bar hoop, the second vertical reinforcing steel bar and the second hoop steel bar, inside and the internal surface at this concrete pipe pile have formed multi-level fine and close intensity support, the effectual support joint strength who improves between the inside each position of fiber reinforced concrete layer, this concrete pipe pile atress has been reduced and cracked probability takes place, under whole complex effect, very big improvement this concrete pipe pile's corrosion resisting property and intensity, and then improved this concrete pipe pile's life, the inside single structure of current concrete pipe pile has been solved, cause intensity lower, simultaneously corrosion resisting property is relatively poor, easily receive the problem that corrosive substance corrodes in the long-time use.
2. According to the utility model, through the arrangement of the metal end plates, the strength of the two side ends of the concrete pipe pile is effectively improved, the probability that the two side ends of the concrete pipe pile are damaged due to impact in the use process is reduced, the fixed installation between the concrete pipe pile and an external part is facilitated by the arrangement of the threaded holes, and the strength of the connection support between the first vertical reinforcing steel bar and the inner steel pipe and the strength of the connection support between the second vertical reinforcing steel bar and the inner steel pipe are improved through the arrangement of the first metal connecting block and the second metal connecting block.
Drawings
FIG. 1 is a schematic view of the structure of the present invention;
FIG. 2 is a schematic view of a fiber reinforced concrete layer structure according to the present invention;
FIG. 3 is a schematic view of the structure of the corrosion protection layer according to the present invention.
In the figure: 1. a fiber reinforced concrete layer; 2. an anti-corrosion layer; 21. a fiberglass mesh layer; 22. epoxy coal tar pitch anticorrosive coatings; 23. epoxy glass flake coatings; 3. an inner steel tube; 4. a metal end plate; 5. a threaded hole; 6. a first steel bar hoop; 7. a first vertical reinforcing bar; 8. a first metal connecting block; 9. a second vertical reinforcing bar; 10. a second steel bar hoop; 11. a second metal connecting block.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, a high-strength building concrete pipe pile includes an inner steel pipe 3, a fiber reinforced concrete layer 1 fixedly connected to an outer surface of the inner steel pipe 3, metal end plates 4 fixedly connected between both sides of the inner steel pipe 3 and both sides of the fiber reinforced concrete layer 1, the strength of both side ends of the concrete pipe pile is effectively improved by the arrangement of the metal end plates 4, the probability of damage of both side ends of the concrete pipe pile due to impact during use is reduced, threaded holes 5 are formed in a surface of each metal end plate 4, the concrete pipe pile and external parts are conveniently and fixedly installed by bolts through the arrangement of the threaded holes 5, first vertical reinforcing steel bars 7 are fixedly connected to an inner cavity of the fiber reinforced concrete layer 1, the number of the first vertical reinforcing steel bars 7 is twelve, and first steel bar hoops 6 are fixedly connected between surfaces of the twelve first vertical reinforcing steel bars 7 and the inner cavity of the fiber reinforced concrete layer 1, eleven first steel bar hoops 6 are arranged, twelve second vertical reinforcing steel bars 9 are fixedly connected to the inner side of the inner cavity of the fiber reinforced concrete layer 1 and are positioned on the inner side of the first vertical reinforcing steel bars 7, first metal connecting blocks 8 are fixedly connected between the two ends of the first vertical reinforcing steel bars 7 and the inner cavity of the fiber reinforced concrete layer 1, the surface of each first metal connecting block 8 is fixedly connected to the surface of the corresponding second vertical reinforcing steel bar 9, second metal connecting blocks 11 are fixedly connected between the two ends of each second vertical reinforcing steel bar 9 and the inner cavity of the fiber reinforced concrete layer 1, the surfaces of the second metal connecting blocks 11 are fixedly connected to the outer surface of the inner steel pipe 3, and the connecting and supporting strength between the first vertical reinforcing steel bars 7 and the second vertical reinforcing steel bars 9 and the inner steel pipe 3 is improved through the arrangement of the first metal connecting blocks 8 and the second metal connecting blocks 11, the second steel bar hoop 10 is fixedly connected between the surfaces of twelve second vertical reinforcing steel bars 9 and the inner cavity of the fiber reinforced concrete layer 1, the number of the second steel bar hoops 10 is ten, the outer surface of the fiber reinforced concrete layer 1 is provided with the anti-corrosion layer 2, the anti-corrosion layer 2 comprises a glass fiber mesh layer 21, an epoxy coal tar pitch anti-corrosion coating 22 and an epoxy glass flake coating 23, the inner surface of the glass fiber mesh layer 21 is adhered to the outer surface of the fiber reinforced concrete layer 1, the inner surface of the epoxy coal tar pitch anti-corrosion coating 22 is coated on the outer surface of the glass fiber mesh layer 21, the inner surface of the epoxy glass flake coating 23 is coated on the outer surface of the epoxy coal tar pitch anti-corrosion coating 22, through the arrangement of the anti-corrosion layer 2, because the epoxy coal tar pitch anti-corrosion coating and the epoxy glass flake coating 23 in the anti-corrosion layer 2 have excellent anti-corrosion performance, a double-layer anti-corrosion sealing protection is formed on the surface of the concrete pipe pile, effectively avoiding the corrosion of external corrosive substances to the inside of the concrete pipe pile, greatly improving the corrosion resistance of the concrete pipe pile, simultaneously effectively improving the firmness of the adhesion between the epoxy glass flake coating 23 and the epoxy coal tar pitch anticorrosive coating 22 and the fiber reinforced concrete layer 1 through the arrangement of the glass fiber net layer 21, effectively preventing the epoxy glass flake coating 23 and the epoxy coal tar pitch anticorrosive coating 22 from falling off, ensuring the long-term performance of the whole corrosion resistance, and forming multi-level compact strength support in the inside and the inner surface of the concrete pipe pile through the arrangement of the inner steel pipe 3, the first vertical reinforcing steel bar 7, the first reinforcing steel bar hoop 6, the second vertical reinforcing steel bar 9 and the second reinforcing steel bar hoop 10, effectively improving the support connection strength between all parts in the fiber reinforced concrete layer 1, reduced this concrete pipe pile atress and the cracked probability of taking place, under whole complex effect, very big improvement this concrete pipe pile's corrosion resisting property and intensity, and then improved this concrete pipe pile's life, solved current concrete pipe pile inside single structure, cause intensity lower, corrosion resisting property is relatively poor simultaneously, easily receives the problem that corrosive substance corrodes in the long-time use.
During the use, through the setting of anti-corrosion coating 2, because epoxy coal tar pitch anticorrosive coating and 22 epoxy glass flake coating 23 in anti-corrosion coating 2 all possess splendid corrosion resistance, form the sealed protection of two-layer anticorrosion on this concrete pipe pile's surface, the effectual inside of avoiding external corrosive substance to this concrete pipe pile causes the erosion, very big improvement this concrete pipe pile's corrosion resistance, simultaneously through the setting of glass fiber net layer 21, the effectual firmness that improves the adhesion between epoxy glass flake coating 23 and epoxy coal tar pitch anticorrosive coating 22 and fibre reinforced concrete layer 1, the effectual epoxy glass flake coating 23 and epoxy coal tar pitch anticorrosive coating 22 that has prevented from coming off, guaranteed that holistic anticorrosion can be permanent going on, and through inner steel pipe 3, the perpendicular reinforcing bar 7 of first reinforcing bar hoop, first reinforcing bar 6, The setting of the perpendicular reinforcing bar 9 of second and second reinforcing bar hoop 10 has formed multi-level fine and close intensity support in this concrete pipe pile's inside and internal surface, the effectual support joint strength who improves between 1 inside each position of fibre reinforced concrete layer has reduced this concrete pipe pile atress and the probability of breaking occur, under whole complex effect, very big improvement this concrete pipe pile's corrosion resisting property and intensity, and then improved this concrete pipe pile's life.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a building concrete pipe pile of high strength, includes interior steel pipe (3), its characterized in that: the outer surface of the inner steel pipe (3) is fixedly connected with a fiber reinforced concrete layer (1), the inner cavity of the fiber reinforced concrete layer (1) is fixedly connected with first vertical reinforcing steel bars (7), the number of the first vertical reinforcing steel bars (7) is twelve, first reinforcing steel bar hoops (6) are fixedly connected between the surface of the twelve first vertical reinforcing steel bars (7) and the inner cavity of the fiber reinforced concrete layer (1), the number of the first reinforcing steel bar hoops (6) is eleven, second vertical reinforcing steel bars (9) are fixedly connected with the inner cavity of the fiber reinforced concrete layer (1) and positioned at the inner side of the first vertical reinforcing steel bars (7), the number of the second vertical reinforcing steel bars (9) is twelve, and second reinforcing steel bar hoops (10) are fixedly connected between the surface of the twelve second vertical reinforcing steel bars (9) and the inner cavity of the fiber reinforced concrete layer (1), the number of the second steel bar hoops (10) is ten, the outer surface of the fiber reinforced concrete layer (1) is provided with an anti-corrosion layer (2), and the anti-corrosion layer (2) comprises a glass fiber net layer (21), an epoxy coal tar pitch anti-corrosion coating (22) and an epoxy glass flake coating (23).
2. The high-strength building concrete pipe pile of claim 1, wherein: the inner surface of the glass fiber net layer (21) is adhered to the outer surface of the fiber reinforced concrete layer (1), the inner surface of the epoxy coal tar pitch anticorrosive coating (22) is coated on the outer surface of the glass fiber net layer (21), and the inner surface of the epoxy glass flake coating (23) is coated on the outer surface of the epoxy coal tar pitch anticorrosive coating (22).
3. The high-strength building concrete pipe pile of claim 1, wherein: equal fixedly connected with metal end plate (4) between the both sides of interior steel pipe (3) and the both sides of fibre reinforced concrete layer (1), threaded hole (5) are seted up on the surface of metal end plate (4).
4. The high-strength building concrete pipe pile according to claim 1, wherein: equal first metal connecting block (8) of fixedly connected with between the both ends of first perpendicular reinforcing bar (7) and the inner chamber of fibre reinforced concrete layer (1), the fixed surface of first metal connecting block (8) is connected in the surface of the perpendicular reinforcing bar of second (9).
5. The high-strength building concrete pipe pile of claim 1, wherein: equal fixedly connected with second metal connecting block (11) between the both ends of second perpendicular reinforcing bar (9) and the inner chamber of fibre reinforced concrete layer (1), the fixed surface of second metal connecting block (11) is connected in the surface of interior steel pipe (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123437369.3U CN216865119U (en) | 2021-12-31 | 2021-12-31 | High-strength building concrete pipe pile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123437369.3U CN216865119U (en) | 2021-12-31 | 2021-12-31 | High-strength building concrete pipe pile |
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| Publication Number | Publication Date |
|---|---|
| CN216865119U true CN216865119U (en) | 2022-07-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123437369.3U Active CN216865119U (en) | 2021-12-31 | 2021-12-31 | High-strength building concrete pipe pile |
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| CN (1) | CN216865119U (en) |
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2021
- 2021-12-31 CN CN202123437369.3U patent/CN216865119U/en active Active
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