CN110924293A - Concrete pipe, bridge pier structure and manufacturing method thereof - Google Patents

Concrete pipe, bridge pier structure and manufacturing method thereof Download PDF

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Publication number
CN110924293A
CN110924293A CN201911191016.4A CN201911191016A CN110924293A CN 110924293 A CN110924293 A CN 110924293A CN 201911191016 A CN201911191016 A CN 201911191016A CN 110924293 A CN110924293 A CN 110924293A
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concrete
corrugated pipe
pipe
pier
protective layer
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CN110924293B (en
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贾俊峰
邓贺丹
白玉磊
欧进萍
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Beijing University of Technology
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Beijing University of Technology
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    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01DCONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
    • E01D19/00Structural or constructional details of bridges
    • E01D19/02Piers; Abutments ; Protecting same against drifting ice
    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01DCONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
    • E01D21/00Methods or apparatus specially adapted for erecting or assembling bridges
    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01DCONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
    • E01D2101/00Material constitution of bridges
    • E01D2101/20Concrete, stone or stone-like material
    • E01D2101/24Concrete
    • E01D2101/26Concrete reinforced
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A30/00Adapting or protecting infrastructure or their operation
    • Y02A30/30Adapting or protecting infrastructure or their operation in transportation, e.g. on roads, waterways or railways

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  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Bridges Or Land Bridges (AREA)

Abstract

本发明涉及桥梁工程领域,公开了一种混凝土管、桥墩结构及其制作方法,包括第一波纹管和防护结构;防护结构包括:防护层、若干纵筋和若干箍筋;防护层套接在第一波纹管外,各纵筋和各箍筋相互拼接环设在防护层上;各纵筋在防护层内沿环形依次间隔设置,各箍筋至上而下依次间隔绑扎在各纵筋上。本发明提供混凝土管,通过在波纹管外设置包括防护层、纵筋和箍筋的防护结构,可配合桥墩支撑梁与桥墩基础承载负荷,结构简单,易于加工,可直接在工厂进行预制,易于开展墩柱的机械化施工。同时该混凝土管易于吊装和安装。可广泛应用于预制桥墩和预制建筑结构柱的预制,在控制造价的同时大幅提高结构的施工建造效率以及抗冲击性、耐久性和抗震性能。

Figure 201911191016

The invention relates to the field of bridge engineering, and discloses a concrete pipe, a bridge pier structure and a manufacturing method thereof, comprising a first corrugated pipe and a protective structure; the protective structure comprises: a protective layer, a plurality of longitudinal bars and a plurality of stirrups; Outside the first bellows, the longitudinal bars and the stirrups are spliced together and arranged on the protective layer; the longitudinal bars are arranged at intervals along the ring in the protective layer, and the stirrups are bound to the longitudinal bars in sequence from top to bottom. The invention provides a concrete pipe. By arranging a protective structure including a protective layer, longitudinal bars and stirrups outside the corrugated pipe, it can cooperate with the pier support beam and the pier foundation to bear the load. The structure is simple and easy to process. Carry out the mechanized construction of piers. At the same time, the concrete pipe is easy to hoist and install. It can be widely used in the prefabrication of prefabricated bridge piers and prefabricated building structural columns, greatly improving the construction efficiency, impact resistance, durability and seismic performance of the structure while controlling the cost.

Figure 201911191016

Description

Concrete pipe, bridge pier structure and manufacturing method thereof
Technical Field
The invention relates to the field of bridge engineering, in particular to a concrete pipe, a pier structure and a manufacturing method thereof.
Background
Bridge engineering is an important traffic infrastructure, piers serve as important components of bridges, and appearance design and quality management of the piers have profound influence on the overall stability of the bridges. The high-efficiency energy-saving environment-friendly bridge has the advantages of green, low-carbon, environment-friendly and durable performance, and is an important development direction for the construction of a new generation of bridge in the future. The rapid construction technology for the prefabricated bridge has the advantages of being large in production field of bridge components, high in machining quality and durability of the component field, high in construction mechanization degree, few in high-altitude operation personnel, small in construction safety risk, few in construction waste, small in construction dust and noise pollution, high in construction speed, capable of greatly shortening the field construction period and the like.
The prefabricated section assembling technology of the bridge substructure is still in an initial research stage, only part of the cross-sea engineering adopts the prefabricated assembling technology of the whole pier prefabricated cast-in-place wet joint connection, and the urban bridge substructure does not adopt the prefabricated section assembling technology.
In the construction period of large-scale traffic infrastructure, the rapid bridge construction technology is increasingly paid more and more attention by construction owners due to the advantages of high component processing quality, high construction efficiency, environmental friendliness and the like in the construction process of urban bridges and sea-crossing bridges. The bridge structure prefabrication and assembly technology is an important development direction for bridge engineering construction in the future.
Disclosure of Invention
Technical problem to be solved
In view of the technical defects and application requirements, the application provides a concrete pipe, a pier structure and a manufacturing method thereof, so as to solve the problems of the prior art and provide an important development direction for bridge engineering construction in the future.
(II) technical scheme
In order to solve the above problems, the present invention provides a concrete pipe comprising:
a first bellows and a protective structure; the protective structure includes: the protective layer, a plurality of longitudinal bars and a plurality of stirrups;
the protective layer is sleeved outside the first corrugated pipe, and the longitudinal bars and the hoop bars are spliced with each other and annularly arranged on the protective layer; the longitudinal bars are sequentially arranged in the protective layer at intervals along the ring shape, and the stirrups are sequentially bound on the longitudinal bars at intervals from top to bottom.
Furthermore, the top ends of the longitudinal ribs penetrate through the protective layer and are arranged outside the protective layer; the bottom ends of the longitudinal ribs are arranged in the protective layer.
Further, a second corrugated pipe is arranged on the outer side of the bottom end of the protective layer.
Further, the concrete pipe further includes: a plurality of support portions; the supporting part is arranged on one side of the top end of the protection structure, and supporting part stirrups are arranged in the supporting part.
In order to solve the above problems, the present invention provides a pier structure, comprising: bridge pier supporting beams, bridge pier foundations and concrete pipes; the top end of the concrete pipe is connected with the pier supporting beam, and the bottom end of the concrete pipe is connected with the pier foundation.
Furthermore, a first reserved slotted hole is formed in the pier foundation, a third corrugated pipe is pre-embedded in the first reserved slotted hole, and the first reserved slotted hole and the third corrugated pipe are equal in height; and the concrete pipe is connected with the pier foundation through the third corrugated pipe.
Furthermore, a second reserved slotted hole penetrating through the bridge pier supporting beam is formed in the bridge pier supporting beam, a fourth corrugated pipe is pre-embedded in the second reserved slotted hole, and the height of the second reserved slotted hole is equal to that of the fourth corrugated pipe; the fourth corrugated pipe sleeve is arranged on the outer side of the top end of the longitudinal rib, and the concrete pipe is connected with the bridge pier supporting beam through the fourth corrugated pipe.
Further, if a second corrugated pipe is arranged on the outer side of the bottom end of the protective layer, concrete is filled in a gap between the second corrugated pipe and the third corrugated pipe.
Further, the concrete pipe further includes: a filler layer nested within the first bellows.
In order to solve the above problems, the present invention provides a method for manufacturing a pier structure, comprising:
step 1: fixing the first corrugated pipe in the longitudinal bars and the stirrups, and pouring and filling concrete on the longitudinal bars and the stirrups to form a protective structure outside the first corrugated pipe to form a concrete pipe; wherein, protective structure includes: the protective layer, a plurality of longitudinal bars and a plurality of stirrups; each longitudinal bar and each stirrup are spliced with each other and annularly arranged on the protective layer; the longitudinal bars are sequentially arranged at intervals in the protective layer along a ring shape, and the stirrups are sequentially bound on the longitudinal bars at intervals from top to bottom;
step 2: embedding a third corrugated pipe in a first reserved slot of a pier foundation; sleeving a second corrugated pipe outside the bottom end of the protective layer, erecting a concrete pipe in the first reserved slotted hole, and pouring concrete between the second corrugated pipe and the third corrugated pipe to connect the concrete pipe with the pier foundation; pouring self-compacting concrete into the first corrugated pipe to the top end of the protective layer;
and step 3: pre-burying a fourth corrugated pipe in a second reserved slot of the bridge pier supporting beam; and sleeving the top ends of the longitudinal ribs in the fourth corrugated pipe, supporting the pier supporting beam on the supporting part, and pouring self-compacting concrete in the second reserved slotted hole to complete the manufacture of the pier structure.
(III) advantageous effects
The invention provides a concrete pipe, a pier structure and a manufacturing method thereof. Meanwhile, the concrete pipe is easy to hoist and mount. The prefabricated bridge can be widely applied to prefabrication of prefabricated bridge piers and prefabricated building structure columns, and the construction efficiency, the impact resistance, the durability and the seismic performance of the structure are greatly improved while the construction cost is controlled.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and those skilled in the art can also obtain other drawings according to the drawings without creative efforts.
FIG. 1 is a front view of a concrete pipe provided by an embodiment of the present invention;
FIG. 2 is a schematic cross-sectional view of a concrete pipe provided by an embodiment of the present invention;
FIG. 3 is a schematic structural diagram of a first bellows according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a bridge pier structure provided in an embodiment of the present invention;
fig. 5 is a schematic structural diagram of a pier foundation provided in an embodiment of the present invention;
fig. 6 is a schematic structural view of a bridge pier supporting beam according to an embodiment of the present invention;
FIG. 7 is a schematic structural diagram of a single pier structure provided by an embodiment of the invention;
fig. 8 is a schematic structural diagram of a double pier structure according to an embodiment of the present invention;
wherein, 1, a first corrugated pipe; 2. a protective structure; 3. a filling layer; 4. a support portion; 5. a bridge pier supporting beam; 6. a pier foundation; 7. a third bellows; 8. a fourth bellows; 9. a second bellows; 21. a protective layer; 22. longitudinal ribs; 23. and (5) hooping.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. 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.
An embodiment of the present invention provides a concrete pipe, as shown in fig. 1 and 2, including: a first bellows 1 and a shielding structure 2. The protective structure 2 comprises: a protective layer 21, a plurality of longitudinal ribs 22 and a plurality of stirrups 23.
Wherein, the protective layer 21 is sleeved outside the first corrugated pipe 1, and each longitudinal bar 22 and each stirrup 23 are spliced with each other and annularly arranged on the protective layer 21. The longitudinal ribs 22 are sequentially arranged at intervals in the protective layer 21 along a ring shape, and the stirrups 23 are sequentially bound on the longitudinal ribs 22 at intervals from top to bottom. The corrugated pipe in the concrete pipe can be used as an inner template, and the bonding capability of the concrete and the pipe wall in the subsequent pouring process can be improved.
According to the concrete pipe provided by the embodiment of the invention, the protective structure comprising the protective layer, the longitudinal ribs and the stirrups is arranged outside the corrugated pipe, so that the concrete pipe can be matched with a pier supporting beam and a pier foundation bearing load, is simple in structure and easy to process, can be directly prefabricated in a factory, and is easy to carry out mechanical construction of a pier column. Meanwhile, the concrete pipe is easy to hoist and mount. The prefabricated bridge can be widely applied to prefabrication of prefabricated bridge piers and prefabricated building structure columns, and the construction efficiency, the impact resistance, the durability and the seismic performance of the structure are greatly improved while the construction cost is controlled.
In one embodiment of the present invention, as shown in fig. 1 and 2, in order to connect the pier supporting beams, the longitudinal ribs 22 need to extend a certain length, that is, the top ends of the longitudinal ribs 22 penetrate the protective layer, and the longitudinal ribs 22 are disposed outside the protective layer 21. The bottom ends of the longitudinal ribs 22 are arranged in the protective layer 21. The longitudinal bars 22 may be ordinary-strength or high-strength ribbed steel bars.
In order to support the pier supporting beam, the concrete pipe can be additionally provided with a plurality of supporting parts 4, and the supporting parts 4 can be supported by corbels. The supporting part 4 is arranged on one side of the top end of the protective structure 2, and a supporting part stirrup is arranged in the supporting part 4.
The first corrugated pipe 1 is a metal corrugated pipe for enhancing the strength of the concrete pipe, and the structure is shown in fig. 3.
In order to facilitate the connection of the concrete pipe with the pier foundation, a second corrugated pipe 9 may be annularly arranged outside the bottom end of the protective layer 21.
Wherein, the inner filling of the protective layer 21 is one or more of ordinary concrete, high performance concrete or ultra high performance concrete. The common concrete is artificial stone which is prepared by taking cement as a main cementing material, adding water, sand, stones and chemical additives and mineral admixtures if necessary, mixing the materials according to a proper proportion, uniformly stirring, densely molding, curing and hardening. The high-performance concrete is a novel high-technology concrete, is produced by adopting conventional materials and processes, has various mechanical properties required by a concrete structure, and has high durability, high workability and high volume stability. Ultra-High Performance Concrete (UHPC), also known as reactive powder Concrete, may also be filled in the protective layer 21, which is a generic term for composite materials composed of fibers and cement base materials, such as new super-strong fiber Concrete (ECC).
An embodiment of the present invention provides a pier structure, as shown in fig. 4, 5, and 6, including: pier supporting beam 5, pier foundation 6 and concrete pipe. The concrete pipe includes: a first bellows 1 and a shielding structure 2. The protective structure 2 comprises: a protective layer 21, a plurality of longitudinal ribs 22 and a plurality of stirrups 23. The protective layer 21 is sleeved outside the first corrugated pipe 1, and each longitudinal rib 22 and each stirrup 23 are spliced with each other and arranged on the protective layer 21. The longitudinal ribs 22 are sequentially arranged at intervals in the protective layer 21 along a ring shape, and the stirrups 23 are sequentially bound on the longitudinal ribs 22 at intervals from top to bottom. The top end of the concrete pipe is connected with a pier supporting beam 5, and the bottom end of the concrete pipe is connected with a pier foundation 6.
In this embodiment, the pier foundation 6 is a pier column, the pier foundation 6 is provided with a first reserved slot, a third corrugated pipe 7 is pre-embedded in the first reserved slot, and the height of the first reserved slot is equal to that of the third corrugated pipe 7. The concrete pipe is connected with a pier foundation 6 through a third corrugated pipe 7.
If the second corrugated pipe 9 is disposed on the outer side of the bottom end of the protective layer 21, concrete is filled in a gap between the third corrugated pipe 7 and the second corrugated pipe 9, that is, a gap between the concrete pipe and the pier foundation 6 is filled with a concrete material.
The pier supporting beam 5 is a prefabricated capping beam or a main beam, and the pier supporting beam 5 is provided with a second reserved slotted hole penetrating through the pier supporting beam. And a fourth corrugated pipe 8 is pre-embedded in the second reserved slotted hole, and the height of the second reserved slotted hole is equal to that of the fourth corrugated pipe 8. The fourth corrugated pipe 8 is sleeved on the outer side of the top end of the longitudinal rib 22, and the concrete pipe is connected with the pier supporting beam 5 through the fourth corrugated pipe 8.
The concrete pipe further includes: and the filling layer 3 is sleeved in the first corrugated pipe. The filling layer 3 is filled with self-compacting concrete. Self-compacting concrete refers to concrete which can flow and be compact under the action of self gravity, can completely fill a template even if compact steel bars exist, and simultaneously obtains good homogeneity without additional vibration. The whole bearing capacity and rigidity of the concrete pipe can be improved by filling the self-compacting concrete, and meanwhile, the total cost of the whole part is controlled.
According to the pier structure provided by the embodiment of the invention, the protective structure comprising the protective layer, the longitudinal ribs and the stirrups is arranged outside the corrugated pipe, so that the pier supporting beam and the pier foundation can bear loads in a matching manner, the structure is simple, the processing is easy, the pier structure can be directly prefabricated in a factory, and the mechanical construction of a pier column is easy to carry out. Meanwhile, the concrete pipe is easy to hoist and mount. The prefabricated bridge can be widely applied to prefabrication of prefabricated bridge piers and prefabricated building structure columns, and the construction efficiency, the impact resistance, the durability and the seismic performance of the structure are greatly improved while the construction cost is controlled.
In addition, compared with the prior art, the concrete in the concrete pipe is made of high-performance concrete materials, so that the impact resistance, durability and anti-seismic performance of the pier column can be improved, and the energy consumption capacity and the deformation capacity of the pier column can be improved by using super-toughness fiber concrete materials. The concrete pipe is easy to be prefabricated in an industrialized and industrialized mode, has light self weight, is easy to transport, hoist and mount on site and has low requirement on the hoisting capacity of construction machinery. The corrugated pipe in the concrete pipe can be used as an inner template, and the bonding capability of the concrete and the pipe wall in the subsequent pouring process can be improved. The self-compacting concrete is cast in the concrete pipe in situ, so that the whole bearing capacity and rigidity of the pier column can be improved, and the total cost of the whole part of prefabricated column can be controlled. The gap between the concrete pipe and the pier foundation is filled with concrete materials, so that the bonding force between the concrete pipe and the pier foundation can be improved. The invention can be widely applied to the prefabricated construction of prefabricated piers and prefabricated building structure columns, and greatly improves the construction efficiency, the impact resistance, the durability and the seismic performance of the structure while controlling the construction cost.
As shown in fig. 7 and 8, the pier structure can be used not only in a single-column pier but also in a double-column pier, and only two concrete pipes and a pier foundation need to be provided.
The embodiment of the invention provides a manufacturing method of a pier structure, which comprises the following steps:
step 1: fixing the first corrugated pipe in the longitudinal bars and the stirrups, and pouring and filling concrete on the longitudinal bars and the stirrups to form a protective structure outside the first corrugated pipe to form a concrete pipe; wherein, protective structure includes: the protective layer, a plurality of longitudinal bars and a plurality of stirrups; each longitudinal bar and each stirrup are spliced with each other and annularly arranged on the protective layer; the longitudinal bars are sequentially arranged at intervals in the protective layer along a ring shape, and the stirrups are sequentially bound on the longitudinal bars at intervals from top to bottom;
step 2: embedding a third corrugated pipe in a first reserved slot of a pier foundation; sleeving a second corrugated pipe outside the bottom end of the protective layer, erecting a concrete pipe in the first reserved slotted hole, and pouring concrete between the second corrugated pipe and the third corrugated pipe to connect the concrete pipe with the pier foundation; pouring self-compacting concrete into the first corrugated pipe to the top end of the protective layer;
and step 3: pre-burying a fourth corrugated pipe in a second reserved slot of the bridge pier supporting beam; and sleeving the top ends of the longitudinal ribs in the fourth corrugated pipe, supporting the pier supporting beam on the supporting part, and pouring self-compacting concrete in the second reserved slotted hole to complete the manufacture of the pier structure.
In a specific embodiment, the manufacturing of the pier structure comprises the following steps:
1) concrete pipes were made in the factory. The first corrugated pipe is fixed in a steel bar framework consisting of longitudinal bars and stirrups, and the second corrugated pipe is fixed outside the steel bar framework. And after the formwork is erected, pouring and filling concrete, and then curing. Or after the reinforcement cage is bound and the first corrugated pipe and the second corrugated pipe are fixed, the concrete is centrifugally formed into the reinforced concrete pipe.
2) When a cast-in-situ pier foundation is manufactured on a construction site, a first reserved slotted hole is reserved at the design position of the pier foundation, a third corrugated pipe is pre-embedded in the first reserved slotted hole, and the length of the third corrugated pipe is consistent with that of the second corrugated pipe.
3) After the concrete pipe is conveyed to a construction site and erected in a first reserved slot in a pier foundation, the concrete pipe is adjusted to be erected, and concrete is poured between the second corrugated pipe and the third corrugated pipe. Then, self-compacting concrete is poured inside the concrete pipe to the top.
4) A prefabricated pier supporting beam is manufactured in a factory, a second reserved slotted hole is reserved in a design position on the pier supporting beam, a fourth corrugated pipe is pre-buried in the second reserved slotted hole, and the length of the fourth corrugated pipe is consistent with the depth of the pier supporting beam.
5) And mounting the pier supporting beam to the top end of the concrete pipe, and temporarily supporting the pier supporting beam on the supporting part. And pouring self-compacting concrete in the second reserved slot of the pier supporting beam to complete the construction of the whole pier structure.
In summary, according to the manufacturing method of the pier structure provided by the embodiment of the invention, the protective structure comprising the protective layer, the longitudinal ribs and the stirrups is arranged outside the corrugated pipe, so that the pier supporting beam and the pier foundation can bear loads in a matching manner, the structure is simple, the processing is easy, the prefabrication can be directly carried out in a factory, and the mechanized construction of the pier is easy to carry out. Meanwhile, the concrete pipe is easy to hoist and mount. The prefabricated bridge can be widely applied to prefabrication of prefabricated bridge piers and prefabricated building structure columns, and the construction efficiency, the impact resistance, the durability and the seismic performance of the structure are greatly improved while the construction cost is controlled.
In addition, compared with the prior art, the concrete in the concrete pipe is made of high-performance concrete materials, so that the impact resistance, durability and anti-seismic performance of the pier column can be improved, and the energy consumption capacity and the deformation capacity of the pier column can be improved by using super-toughness fiber concrete materials. The concrete pipe is easy to be prefabricated in an industrialized and industrialized mode, has light self weight, is easy to transport, hoist and mount on site and has low requirement on the hoisting capacity of construction machinery. The corrugated pipe in the concrete pipe can be used as an inner template, and the bonding capability of the concrete and the pipe wall in the subsequent pouring process can be improved. The self-compacting concrete is cast in the concrete pipe in situ, so that the whole bearing capacity and rigidity of the pier column can be improved, and the total cost of the whole part of prefabricated column can be controlled. The gap between the concrete pipe and the pier foundation is filled with concrete materials, so that the bonding force between the concrete pipe and the pier foundation can be improved. The invention can be widely applied to the prefabricated construction of prefabricated piers and prefabricated building structure columns, and greatly improves the construction efficiency, the impact resistance, the durability and the seismic performance of the structure while controlling the construction cost.
The above-described embodiments of the apparatus are merely illustrative, and the units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of the present embodiment. One of ordinary skill in the art can understand and implement it without inventive effort.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims (10)

1.一种混凝土管,其特征在于,包括:1. a concrete pipe, is characterized in that, comprises: 第一波纹管和防护结构;所述防护结构包括:防护层、若干纵筋和若干箍筋;a first corrugated pipe and a protective structure; the protective structure includes: a protective layer, several longitudinal bars and several stirrups; 所述防护层套接在所述第一波纹管外,各所述纵筋和各所述箍筋相互拼接环设在所述防护层上;各所述纵筋在所述防护层内沿环形依次间隔设置,各所述箍筋至上而下依次间隔绑扎在各所述纵筋上。The protective layer is sleeved outside the first corrugated pipe, each of the longitudinal ribs and each of the stirrups is spliced with each other and arranged on the protective layer; They are arranged at intervals, and each of the stirrups is bound to each of the longitudinal bars in sequence from top to bottom. 2.根据权利要求1所述的混凝土管,其特征在于,所述纵筋的顶端穿过所述防护层,设置在所述防护层外;所述纵筋底端设置在所述防护层内。2 . The concrete pipe according to claim 1 , wherein the top end of the longitudinal rib passes through the protective layer and is arranged outside the protective layer; the bottom end of the longitudinal rib is arranged in the protective layer. 3 . . 3.根据权利要求1所述的混凝土管,其特征在于,所述防护层的底端外侧设有第二波纹管。3 . The concrete pipe according to claim 1 , wherein a second corrugated pipe is provided on the outer side of the bottom end of the protective layer. 4 . 4.根据权利要求1所述的混凝土管,其特征在于,所述混凝土管还包括:若干个支撑部;所述支撑部设置在所述防护结构顶端的一侧,所述支撑部内设有支撑部箍筋。4 . The concrete pipe according to claim 1 , wherein the concrete pipe further comprises: a plurality of support parts; the support parts are arranged on one side of the top end of the protective structure, and the support parts are provided with Support stirrups. 5.一种桥墩结构,其特征在于,包括:5. A bridge pier structure, characterized in that, comprising: 桥墩支撑梁、桥墩基础及权利要求1-4任一项所述的混凝土管;所述混凝土管的顶端与所述桥墩支撑梁连接,所述混凝土管的底端与所述桥墩基础连接。A bridge pier support beam, a bridge pier foundation and the concrete pipe according to any one of claims 1 to 4; the top end of the concrete pipe is connected with the bridge pier support beam, and the bottom end of the concrete pipe is connected with the bridge pier foundation. 6.根据权利要求5所述的桥墩结构,其特征在于,所述桥墩基础设有第一预留槽孔,所述第一预留槽孔内预埋有第三波纹管,所述第一预留槽孔与所述第三波纹管的高度相等;所述混凝土管通过所述第三波纹管与所述桥墩基础连接。6 . The bridge pier structure according to claim 5 , wherein the bridge pier foundation is provided with a first reserved slot hole, and a third corrugated pipe is pre-embedded in the first reserved slot hole, and the first reserved slot hole is pre-buried. 7 . The height of the reserved slot hole is equal to the height of the third corrugated pipe; the concrete pipe is connected to the bridge pier foundation through the third corrugated pipe. 7.根据权利要求6所述的桥墩结构,其特征在于,所述桥墩支撑梁上设有贯穿所述桥墩支撑梁的第二预留槽孔,所述第二预留槽孔内预埋有第四波纹管,所述第二预留槽孔与所述第四波纹管的高度相等;所述第四波纹管套设在所述纵筋顶端的外侧,所述混凝土管通过所述第四波纹管与所述桥墩支撑梁连接。7 . The pier structure according to claim 6 , wherein the pier support beam is provided with a second reserved slot hole passing through the pier support beam, and the second reserved slot hole is pre-embedded with a pier. 8 . The fourth corrugated pipe, the height of the second reserved slot is equal to the height of the fourth corrugated pipe; the fourth corrugated pipe is sleeved on the outside of the top end of the longitudinal rib, and the concrete pipe passes through the fourth The bellows is connected with the pier support beam. 8.根据权利要求6所述的桥墩结构,其特征在于,若所述防护层的底端外侧设有第二波纹管,则所述第二波纹管与所述第三波纹管的间隙处填充有混凝土。8 . The bridge pier structure according to claim 6 , wherein if a second bellows tube is provided on the outer side of the bottom end of the protective layer, the gap between the second bellows tube and the third bellows tube is filled. 9 . There is concrete. 9.根据权利要求5所述的桥墩结构,其特征在于,所述混凝土管还包括:填充层,所述填充层套接在所述第一波纹管内。9 . The bridge pier structure according to claim 5 , wherein the concrete pipe further comprises: a filling layer, and the filling layer is sleeved in the first corrugated pipe. 10 . 10.一种桥墩结构的制作方法,其特征在于,包括:10. A method for making a bridge pier structure, comprising: 步骤1:将第一波纹管固定在纵筋和箍筋内,在纵筋和箍筋上浇筑填充混凝土,以在第一波纹管外侧形成防护结构,构成混凝土管;其中,防护结构包括:防护层、若干纵筋和若干箍筋;各纵筋和各箍筋相互拼接环设在防护层上;各纵筋在防护层内沿环形依次间隔设置,各箍筋至上而下依次间隔绑扎在各纵筋上;Step 1: Fix the first corrugated pipe in the longitudinal reinforcement and the stirrup, and pour concrete on the longitudinal reinforcement and the stirrup to form a protective structure on the outside of the first corrugated pipe to form a concrete pipe; wherein, the protective structure includes: a protective structure; layer, several longitudinal bars and several stirrups; each longitudinal bar and each stirrup are spliced together and arranged on the protective layer; each longitudinal bar is arranged at intervals along the ring in the protective layer, and each stirrup is bound to each other at intervals from top to bottom. on longitudinal tendons 步骤2:在桥墩基础的第一预留槽孔内预埋第三波纹管;在防护层的底端外侧套设第二波纹管,将混凝土管直立于第一预留槽孔,在第二波纹管和第三波纹管之间浇筑混凝土,使混凝土管与桥墩基础连接;在第一波纹管内部灌注自密实混凝土至防护层的顶端;Step 2: Pre-embed a third corrugated pipe in the first reserved slot hole of the bridge pier foundation; set a second corrugated pipe on the outer side of the bottom end of the protective layer, erect the concrete pipe in the first reserved Concrete is poured between the corrugated pipe and the third corrugated pipe to connect the concrete pipe with the pier foundation; self-compacting concrete is poured inside the first corrugated pipe to the top of the protective layer; 步骤3:在桥墩支撑梁的第二预留槽孔内预埋第四波纹管;将纵筋的顶端套接在第四波纹管内,使桥墩支撑梁支撑在支撑部上,在第二预留槽孔内浇筑自密实混凝土,完成桥墩结构的制作。Step 3: Pre-embed the fourth corrugated pipe in the second reserved slot hole of the pier support beam; sleeve the top end of the longitudinal bar in the fourth corrugated pipe, so that the pier support beam is supported on the support part, and the second reserved The self-compacting concrete is poured in the slot to complete the fabrication of the pier structure.
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