CN215367220U - Corrosion-resistant steel composite prestressed concrete pipe pile - Google Patents
Corrosion-resistant steel composite prestressed concrete pipe pile Download PDFInfo
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- CN215367220U CN215367220U CN202023161450.9U CN202023161450U CN215367220U CN 215367220 U CN215367220 U CN 215367220U CN 202023161450 U CN202023161450 U CN 202023161450U CN 215367220 U CN215367220 U CN 215367220U
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Abstract
The utility model discloses a corrosion-resistant steel composite prestressed concrete pipe pile, which belongs to the technical field of engineering construction and comprises a concrete pipe pile, wherein a glass fiber reinforced plastic protective layer is arranged on the outer surface of the concrete pipe pile, the bottom end of the glass fiber reinforced plastic protective layer is fixedly connected with a first reinforcing ring, the middle surface of the glass fiber reinforced plastic protective layer is fixedly connected with a second reinforcing ring, the upper surface of the glass fiber reinforced plastic protective layer is fixedly connected with a third reinforcing ring, the left bottom end of the left side of the third reinforcing ring is connected with a left reinforcing steel bar in a matching way, and the left reinforcing steel bar penetrates through the second reinforcing ring and the first reinforcing ring. Is convenient to use.
Description
Technical Field
The utility model relates to the technical field of engineering construction, in particular to a corrosion-resistant steel composite prestressed concrete pipe pile.
Background
In the existing industrial and civil building engineering pile foundations in China, a large number of pile foundations of prestressed concrete pipe piles or steel pipe piles are adopted. The prestressed pipe pile is used as a prefabricated engineering pile, is widely applied, is mainly used for pile foundation engineering to improve the bearing capacity of a foundation and a foundation, can transmit the building load on the upper part to a soil layer with stronger deep bearing capacity or extrude and compact a soft soil layer to improve the bearing capacity and compactness of foundation soil, and becomes a preferred building base material in various buildings, particularly high-rise buildings due to excellent mechanical performance and convenient manufacturing procedures. Along with the increasing population of China, the available land is gradually reduced, the floors of houses are higher and higher, the requirements on the bearing capacity and strength of the pipe piles are continuously improved, because the prestressed concrete pipe piles are in a complex environment when penetrating into a foundation, especially in some occasions with abnormal pH value, although the outermost layer of the prestressed concrete pipe piles is covered with a cement mortar glass fiber reinforced plastic protective layer, the cement mortar glass fiber reinforced plastic protective layer is still difficult to ensure that after a plurality of years, the cement mortar glass fiber reinforced plastic protective layer is damaged, so that the performance of the prestressed concrete pipe piles is influenced, the bending moment is small, the bending bearing capacity is weak, and glass fiber reinforced plastics are also adopted as an outer lining structure for corrosion prevention, but the simple outer lining anticorrosive layer is generally simple in structure, the used glass fiber reinforced plastics are also thick, the cost is higher compared with the traditional pure concrete pipe piles, in addition, the glass fiber reinforced plastic has high rigidity, has certain impact resistance, but has high requirements on the pre-embedding process, is easy to crack under vibration impact conditions such as earthquake, strong resonance impact and the like, and has little influence on strength after cracking, but has greatly reduced corrosion resistance. Therefore, there is a need for improvement of the structure and corrosion resistance of the pipe pile, so as to improve the stability of the pipe pile in different environments and prolong the service life of the pipe pile.
Patent No. 91200667.6 discloses a prestressed concrete pipe pile, which is an improvement of the existing thick-wall pipe pile, and is especially suitable for soft soil foundation with poor geological conditions and vast coastal development areas constructed by static pressure pile sinking method, and the prestressed concrete pipe pile is technically characterized in that the main reinforcement in the framework is made of steel wire, and the welded joint is made of steel plate rings.
The concrete pipe pile in the prior art has the following defects: 1. the concrete tubular pile does not have an anti-corrosion structure, and the tubular pile can be corroded after long-term use, so that the concrete tubular pile is broken, and the service life of the concrete tubular pile is shortened; 2. the concrete does not have a reinforcing structure, is low in overall structural strength, is easy to break in the using process, and reduces the using effect, so that the corrosion-resistant steel composite prestressed concrete pipe pile is provided.
SUMMERY OF THE UTILITY MODEL
The corrosion-resistant steel composite prestressed concrete pipe pile provided by the utility model can effectively improve the corrosion resistance of the concrete pipe pile, can not be corroded in long-term use, can not cause the concrete pipe pile to be broken, effectively prolongs the service life of the concrete pipe pile, can improve the structure lightness of the concrete pipe pile, and is convenient to use.
The specific technical scheme provided by the utility model is as follows:
the utility model provides a corrosion-resistant steel composite prestressed concrete pipe pile, which comprises a concrete pipe pile, wherein a glass fiber reinforced plastic protective layer is arranged on the outer surface of the concrete pipe pile, the bottom end of the glass fiber reinforced plastic protective layer is fixedly connected with a first reinforcing ring, the middle surface of the glass fiber reinforced plastic protective layer is fixedly connected with a second reinforcing ring, the upper surface of the glass fiber reinforced plastic protective layer is fixedly connected with a third reinforcing ring, the left bottom end of the third reinforcing ring is connected with a left reinforcing steel bar in a matched mode, the left reinforcing steel bar penetrates through the second reinforcing ring and the first reinforcing ring, the right bottom end of the third reinforcing ring is connected with a right reinforcing steel bar in a matched mode, the right reinforcing steel bar penetrates through the second reinforcing ring and the first reinforcing ring, the top ends of the left reinforcing steel bar and the right reinforcing steel bar are connected with upper fixing nuts in a matched mode, the bottom ends of the left reinforcing steel bar and the right reinforcing steel bar are connected with second fixing nuts in a matched mode, the left side wall of the glass fiber reinforced plastic protective layer is fixedly connected with a plurality of left convex blocks and a plurality of left convex blocks, the glass steel protective layer right side wall fixedly connected with right lug and right lug have a plurality ofly.
Optionally, the concrete is fixedly connected with reinforcing ribs and reinforcing nets, and the reinforcing ribs are multiple.
Optionally, the upper surface of the glass fiber reinforced plastic protective layer is provided with a corrosion-resistant layer, and the outer surface of the corrosion-resistant layer is provided with a wear-resistant layer.
Optionally, the reinforcing rib runs through the concrete pipe pile, and the reinforcing net is a metal reinforcing net.
Optionally, the corrosion-resistant layer is an epoxy resin corrosion-resistant layer, and the wear-resistant layer is a ceramic wear-resistant layer.
The utility model has the following beneficial effects:
the embodiment of the utility model provides a corrosion-resistant steel composite prestressed concrete pipe pile, which comprises the following components in part by weight:
1. the outer side of the concrete pipe pile is provided with a glass fiber reinforced plastic protective layer, the glass fiber reinforced plastic is also called GFRP, namely fiber reinforced plastics, which generally refers to a matrix of unsaturated polyester, epoxy resin and phenolic resin reinforced by glass fiber, the glass fiber or the product thereof is used as the reinforced plastic of the reinforced material, the glass fiber reinforced plastic has better resistance to the atmosphere, water, acid, alkali, salt with common concentration and various oils and solvents, the glass fiber reinforced plastic protective layer can effectively protect the concrete pipe pile inside, avoid the corrosion of the concrete pipe pile, meanwhile, the surface of the concrete pipe pile is provided with the corrosion-resistant layer which is an epoxy resin corrosion-resistant layer, the epoxy resin corrosion-resistant layer has high-efficiency corrosion resistance, can effectively improve concrete pipe pile's corrosion resistance through corrosion resistant layer, use for a long time inside can not corroded, can not cause concrete pipe pile fracture, effectively improve concrete pipe pile's life.
2. The first reinforcing ring, the second reinforcing ring and the third reinforcing ring are fixed on the surface of the concrete pipe pile, the concrete pipe pile can be effectively reinforced through the first reinforcing ring, the second reinforcing ring and the third reinforcing ring, the integral structure of the concrete pipe pile is effectively improved, meanwhile, the upper end of the third reinforcing pipe is fixed with the left reinforcing steel bar and the right reinforcing steel bar through the upper fixing nut, the left reinforcing steel bar and the right reinforcing steel bar penetrate through the first reinforcing ring, the second reinforcing ring and the third reinforcing ring to extend to the bottom end of the first reinforcing ring, and are fixed at the bottom end of the first reinforcing ring through the lower fixing nut, the outer end of the concrete pipe pile can be effectively reinforced, the outer end of the concrete pipe pile cannot be easily broken when in use, meanwhile, the reinforcing net and the reinforcing ribs are arranged inside the concrete pipe pile body, the reinforcing net is a metal net, and the internal structural strength of the concrete pipe pile can be effectively improved through the reinforcing net and the reinforcing ribs being fixed inside the yellow concrete pipe pile, the concrete pipe pile can not be easily broken when in use, effectively prolongs the service life of the concrete pipe pile, and is convenient to use.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is a schematic overall structure diagram of a corrosion-resistant steel composite prestressed concrete pipe pile according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a concrete pipe pile of the corrosion-resistant steel composite prestressed concrete pipe pile according to the embodiment of the utility model;
fig. 3 is a schematic structural diagram of a glass fiber reinforced plastic protective layer of the corrosion-resistant steel composite prestressed concrete pipe pile according to the embodiment of the present invention.
In the figure: 1. a lower fixing nut; 2. a first reinforcement ring; 3. a glass fiber reinforced plastic protective layer; 4. concrete pipe piles; 5. a left reinforcing bar; 6. a second reinforcement ring; 7. a left bump; 8. an upper fixing nut; 9. a third reinforcement ring; 10. a right bump; 11. right reinforcing steel bars; 12. reinforcing ribs; 13. reinforcing the net; 14. a corrosion-resistant layer; 15. and a wear-resistant layer.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings, and it is apparent that the described embodiments are only a part of the embodiments of the present invention, 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.
A corrosion-resistant steel composite prestressed concrete pipe pile according to an embodiment of the present invention will be described in detail with reference to fig. 1 to 3.
Referring to fig. 1 to 3, the corrosion-resistant steel composite prestressed concrete pipe pile provided by the embodiment of the utility model comprises a concrete pipe pile 4, a glass fiber reinforced plastic protective layer 3 is arranged on the outer surface of the concrete pipe pile 4, a first reinforcing ring 2 is fixedly connected to the bottom end of the glass fiber reinforced plastic protective layer 3, a second reinforcing ring 6 is fixedly connected to the middle surface of the glass fiber reinforced plastic protective layer 3, a third reinforcing ring 9 is fixedly connected to the upper surface of the glass fiber reinforced plastic protective layer 3, a left reinforcing steel bar 5 is connected to the left bottom end of the third reinforcing ring 9 in a matched manner, the left reinforcing steel bar 5 penetrates through the second reinforcing ring 6 and the first reinforcing ring 2, a right reinforcing steel bar 11 is connected to the right bottom end of the third reinforcing ring 9 in a matched manner, the right reinforcing steel bar 11 penetrates through the second reinforcing ring 6 and the first reinforcing ring 2, upper fixing nuts 8 are respectively connected to the top ends of the left reinforcing steel bar 5 and the right reinforcing steel bar 11 in a matched manner, the equal cooperation in 11 bottoms of left side reinforcing bar 5 and right reinforcing bar is connected with down fixation nut 1, 3 left side walls fixedly connected with left lug 7 of glass steel protective layer and left lug 7 have a plurality ofly, 3 right side walls fixedly connected with right lug 10 of glass steel protective layer and right lug 10 have a plurality ofly.
The example, can effectively improve concrete pipe pile 2's corrosion resistance through glass steel protective layer 3, long-term use inside can not corroded, can not cause concrete pipe pile fracture, has effectively improved concrete pipe pile's life, and through first strengthening ring 2, second strengthening ring 6, third strengthening ring 9, left reinforcing bar 5 and right reinforcing bar 11 can improve concrete pipe pile 2's structure mildly, conveniently uses.
Referring to fig. 2, a reinforcing rib 12 and a reinforcing mesh 13 are fixedly connected to the inside of the concrete pipe pile 4, and the reinforcing rib 12 is provided in plurality.
The example, can effectively consolidate concrete pipe pile 4 through a plurality of muscle 12 and the net 13 of consolidating, effectively improve concrete pipe pile 4's overall structure intensity, long-term the use can not break off, conveniently uses.
Referring to fig. 3, the upper surface of the glass fiber reinforced plastic protective layer 3 is provided with a corrosion-resistant layer 14, and the outer surface of the corrosion-resistant layer 14 is provided with a wear-resistant layer 15.
The corrosion resistance of concrete pipe pile can be effectively improved through corrosion-resistant layer 14 by the example, the inside can not be corroded by long-term use, can not cause concrete pipe pile 4 fracture, has effectively improved concrete pipe pile 4's life, can improve the wearability through wearing layer 15, can not cause corrosion-resistant layer 14 to be worn and torn when installing concrete pipe pile 4, effectively protects corrosion-resistant layer 14, effectively improves concrete pipe pile 4's corrosion resistance, conveniently uses.
Referring to fig. 2, the reinforcing ribs 12 penetrate through the concrete pipe pile 4, and the reinforcing mesh 13 is a metal reinforcing mesh.
The example, run through concrete pipe pile 4 through reinforcing muscle 12 and can effectively consolidate it, the structural strength that the net was consolidated to the metal mesh is higher, can effectively consolidate concrete pipe pile 4.
Referring to fig. 3, the corrosion-resistant layer 14 is an epoxy resin corrosion-resistant layer, and the wear-resistant layer 15 is a ceramic wear-resistant layer.
Illustratively, the corrosion-resistant layer 14 made of epoxy resin has high corrosion resistance, the corrosion resistance of the concrete pipe pile can be effectively improved through the corrosion-resistant layer 14, the wear-resistant layer 15 made of ceramic has strong wear resistance, and the wear resistance can be improved through the wear-resistant layer 15.
When in use, the outer side of the concrete pipe pile 4 is provided with the glass fiber reinforced plastic protective layer 3, the glass fiber reinforced plastic is also called GFRP, namely fiber reinforced plastic, generally refers to a glass fiber reinforced unsaturated polyester, epoxy resin and phenolic resin matrix, and reinforced plastic taking glass fiber or products thereof as reinforcing materials, the glass fiber reinforced plastic has better resistance to the atmosphere, water, acid, alkali, salt and various oils and solvents with common concentration, the concrete pipe pile 4 in the concrete pipe pile can be effectively protected through the glass fiber reinforced plastic protective layer 3, the concrete pipe pile 4 is prevented from being corroded, meanwhile, the surface of the concrete pipe pile 4 is provided with the corrosion-resistant layer 14, the corrosion-resistant layer 14 is the epoxy resin corrosion-resistant layer 14, the epoxy resin corrosion-resistant layer 14 has high-efficient corrosion resistance, the corrosion resistance of the concrete pipe pile can be effectively improved through the corrosion-resistant layer 14, the interior of the concrete pipe pile can not be corroded after long-term use, and the concrete pipe pile 4 can not be fractured, the service life of the concrete pipe pile 4 is effectively prolonged, the wear-resistant layer 15 is arranged on the outer surface of the corrosion-resistant layer 14, the wear-resistant layer 15 is made of ceramic, the ceramic wear-resistant layer 15 has strong wear resistance, the wear resistance can be improved through the wear-resistant layer 15, the corrosion-resistant layer 14 cannot be worn when the concrete pipe pile 4 is installed, the corrosion-resistant layer 14 is effectively protected, the corrosion resistance of the concrete pipe pile 4 is effectively improved, the use is convenient, meanwhile, the first reinforcing ring 2, the second reinforcing ring 6 and the third reinforcing ring 9 are fixed on the surface of the concrete pipe pile 4, the concrete pipe pile 4 can be effectively reinforced through the first reinforcing ring 2, the second reinforcing ring 6 and the third reinforcing ring 9, the integral structure of the concrete pipe pile 4 is effectively improved, meanwhile, the left reinforcing steel bar 5 and the right reinforcing steel bar 11 are fixed at the upper end of the third pipe through the upper fixing nut 8, and the left reinforcing steel bar 5 and the right reinforcing steel bar 11 penetrate through the first reinforcing ring 2, The second strengthening ring 6 and the third strengthening ring 9 extend to the bottom end of the first strengthening ring 2 and are fixed at the bottom end of the first strengthening ring 2 through the lower fixing nut 1, so that the outer end of the concrete pipe pile 4 can be effectively strengthened, when in use, the concrete pipe pile is not easy to break, meanwhile, the reinforcing net 13 and a plurality of reinforcing ribs 12 are arranged in the concrete pipe pile 4 body, the reinforcing net 13 is a metal net, the internal structural strength of the concrete pipe pile 4 can be effectively improved by fixing the reinforcing net 13 and the reinforcing ribs 12 in the yellow concrete pipe pile, the concrete pipe pile 4 can not be easily broken when in use, effectively prolongs the service life of the concrete pipe pile 4, is convenient to use, left lug 7 and right lug 10 are fixed with respectively on concrete pipe pile 4 left side and right side, can increase the area of contact of concrete pipe pile 4 and soil through left lug 7 and right lug 10, avoid taking place sunken phenomenon, conveniently use.
The utility model relates to a corrosion-resistant steel composite prestressed concrete pipe pile, which comprises a lower fixing nut and a lower fixing nut, wherein the lower fixing nut is fixedly connected with the lower fixing nut; 2. a first reinforcement ring; 3. a glass fiber reinforced plastic protective layer; 4. concrete pipe piles; 5. a left reinforcing bar; 6. a second reinforcement ring; 7. a left bump; 8. an upper fixing nut; 9. a third reinforcement ring; 10. a right bump; 11. right reinforcing steel bars; 12. reinforcing ribs; 13. reinforcing the net; 14. a corrosion-resistant layer; 15. the wear layer, the component parts are all universal standard parts or components known to the person skilled in the art, the structure and the principle of which are known to the person skilled in the art by means of technical manuals or by means of routine experimentation.
It will be apparent to those skilled in the art that various modifications and variations can be made in the embodiments of the present invention without departing from the spirit or scope of the embodiments of the utility model. Thus, if such modifications and variations of the embodiments of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to encompass such modifications and variations.
Claims (5)
1. The corrosion-resistant steel composite prestressed concrete pipe pile comprises a concrete pipe pile (4) and is characterized in that a glass fiber reinforced plastic protective layer (3) is arranged on the outer surface of the concrete pipe pile (4), a first reinforcing ring (2) is fixedly connected to the bottom end of the glass fiber reinforced plastic protective layer (3), a second reinforcing ring (6) is fixedly connected to the middle surface of the glass fiber reinforced plastic protective layer (3), a third reinforcing ring (9) is fixedly connected to the upper end of the glass fiber reinforced plastic protective layer (3), a left reinforcing steel bar (5) is connected to the left side bottom end of the third reinforcing ring (9) in a matched mode, the left reinforcing steel bar (5) penetrates through the second reinforcing ring (6) and the first reinforcing ring (2), a right reinforcing steel bar (11) is connected to the right side bottom end of the third reinforcing ring (9) in a matched mode, the right reinforcing steel bar (11) penetrates through the second reinforcing ring (6) and the first reinforcing ring (2), the utility model discloses a glass steel protective layer, including glass steel protective layer (3), left side wall fixedly connected with left lug (7) and left lug (7), left side reinforcing bar (5) and right reinforcing bar (11) top all cooperate and be connected with fixation nut (8), left side reinforcing bar (5) and right reinforcing bar (11) bottom all cooperate and be connected with down fixation nut (1), glass steel protective layer (3) left side wall fixedly connected with left lug (7) and left lug (7) have a plurality ofly, glass steel protective layer (3) right side wall fixedly connected with right lug (10) and right lug (10) have a plurality ofly.
2. The corrosion-resistant steel composite prestressed concrete pipe pile according to claim 1, wherein a plurality of reinforcing ribs (12) and reinforcing nets (13) are fixedly connected inside the concrete pipe pile (4).
3. The corrosion-resistant steel composite prestressed concrete pipe pile according to claim 1, characterized in that the upper surface of the glass fiber reinforced plastic protective layer (3) is provided with a corrosion-resistant layer (14), and the outer surface of the corrosion-resistant layer (14) is provided with a wear-resistant layer (15).
4. The corrosion-resistant steel composite prestressed concrete pipe pile according to claim 2, wherein the reinforcing ribs (12) penetrate through the concrete pipe pile (4), and the reinforcing mesh (13) is a metal reinforcing mesh.
5. The corrosion-resistant steel composite prestressed concrete pipe pile according to claim 3, wherein said corrosion-resistant layer (14) is an epoxy resin corrosion-resistant layer, and said wear-resistant layer (15) is a ceramic wear-resistant layer.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114411716A (en) * | 2022-02-15 | 2022-04-29 | 浙江意力管业科技有限公司 | Corrosion-resistant concrete pipe pile |
| CN115324037A (en) * | 2022-09-13 | 2022-11-11 | 六安市永固管桩建材有限公司 | High-bearing-capacity pipe pile material proportioning method and high-bearing-capacity pipe pile |
| CN117071476A (en) * | 2023-10-17 | 2023-11-17 | 山西交通科学研究院集团有限公司 | Composite isolation gate upright post |
-
2020
- 2020-12-25 CN CN202023161450.9U patent/CN215367220U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114411716A (en) * | 2022-02-15 | 2022-04-29 | 浙江意力管业科技有限公司 | Corrosion-resistant concrete pipe pile |
| CN114411716B (en) * | 2022-02-15 | 2023-08-08 | 浙江意力管业科技有限公司 | Corrosion-resistant concrete pipe pile |
| CN115324037A (en) * | 2022-09-13 | 2022-11-11 | 六安市永固管桩建材有限公司 | High-bearing-capacity pipe pile material proportioning method and high-bearing-capacity pipe pile |
| CN117071476A (en) * | 2023-10-17 | 2023-11-17 | 山西交通科学研究院集团有限公司 | Composite isolation gate upright post |
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