CN217678667U - Heightened concrete bridge pier and heightened concrete bridge comprising same - Google Patents

Abstract

The embodiment of the utility model provides a heightened concrete pier and heightened concrete bridge who contains it. Wherein, the utility model discloses a heightened concrete pier of embodiment includes former pier, first horizontal baffle, increases pier stud and hardware, first horizontal baffle sets up on the upper surface of former pier, it is in to increase the pier stud setting on the upper surface of first horizontal baffle, the hardware cover is established former pier with increase on the outer peripheral face of each in the pier stud, the hardware with first horizontal baffle links to each other. Therefore, the utility model discloses a heightened concrete pier of embodiment has that the structure is firm, construction speed is fast and efficient advantage.

Description

Heightened concrete bridge pier and heightened concrete bridge comprising same

Technical Field

The utility model relates to a bridge transformation technical field, concretely relates to increase concrete pier and increase concrete bridge who has this increase concrete pier.

Background

With the rapid development of the transportation industry in China, the operation capacity of transportation tools is improved day by day, and the operation height of the transportation tools is correspondingly increased, so that the clear height of a part of existing overpass bridges and channel bridges cannot meet the requirement of normal operation of lines under bridges. The traditional method is to dismantle the original bridge and rebuild a new bridge meeting the requirements, but the method can cause great resource waste and has the problems of long construction period and poor social and economic effects.

In the related technology, a capping beam is jacked, the upper part of a pier is chiseled, and ribs, a formwork and concrete are planted on the pier again. During construction, the interface between post-cast concrete and old concrete is not compact or has low strength. In order to increase the strength of the interface, the upper surface of the original pier is often required to be roughened, so that the construction workload is increased and the construction efficiency is reduced.

Disclosure of Invention

The present invention aims at solving one of the technical problems in the related art at least to a certain extent. Therefore, the embodiment of the utility model provides a heightened concrete bridge pier and have this heightened concrete bridge pier. The heightened concrete pier has the advantages of stable structure, high construction speed and high efficiency.

The utility model discloses increase concrete pier includes former pier, first horizontal baffle, increases pier stud and metal component. The first horizontal partition plate is arranged on the upper surface of the original pier, the heightening pier stud is arranged on the upper surface of the first horizontal partition plate, the metal member is sleeved on the outer peripheral surface of each of the original pier and the heightening pier stud, and the metal member is connected with the first horizontal partition plate.

The utility model discloses increase concrete pier through set up first horizontal baffle between former pier and increase pier stud, when concrete construction, can not chisel the upper surface of former pier and tie, directly will increase the pier stud setting on first horizontal baffle, reduce the step that the upper surface of former pier carries out the chisel hair to the efficiency of construction has been promoted.

The heightened concrete pier provided by the embodiment of the utility model has the advantages that the first horizontal clapboard is connected with the metal member, the first horizontal clapboard is arranged on the upper surface of the original pier, the metal member can keep relative stability with the original pier through the first horizontal clapboard, the metal member does not need to be supported independently during construction, the construction steps are further simplified, and the requirement on construction equipment is relatively low; and the metal component that sets up can promote and increase concrete pier structure steadiness.

Furthermore, the utility model discloses increase concrete pier adopts and increases the pier stud, and the main construction position is in the upper portion or the top of former pier, and is less to the traffic influence under the bridge in the work progress.

Therefore, the utility model discloses increase concrete pier has that the structure is firm, construction speed is fast and efficient advantage.

In some embodiments, the steel member includes a first cylinder, the first cylinder is sleeved on the original bridge pier, the first cylinder is matched with the outer peripheral surface of the original bridge pier in shape and size, and the first horizontal partition plate is connected with the inner wall of the first cylinder.

In some embodiments, the first cylinder and the first horizontal partition are a unitary structure.

In some embodiments, the first cylinder includes an upper section and a lower section, the first horizontal partition is disposed in a region between the upper section and the lower section, the lower section is sleeved on the original pier, the upper section and the first horizontal partition form an accommodating cavity, and at least a portion of the heightening pier is disposed in the accommodating cavity.

In some embodiments, the steel member further comprises a second cylinder, the second cylinder is sleeved on the heightening pier, the second cylinder is matched with the outer peripheral surface of the heightening pier in shape and size, and the lower end of the second cylinder is connected with the upper end of the first cylinder.

In some embodiments, the lower end of the second cylinder is welded to the upper end of the first cylinder.

In some embodiments, the utility model discloses increase concrete pier still includes second horizontal baffle, second horizontal baffle with the inner wall of second barrel links to each other, the lower surface of second horizontal baffle with increase the upper surface looks butt of pier stud.

In some embodiments, the utility model provides a heightened concrete pier still includes a plurality of grout holes and adds the solid, and is a plurality of the grout hole extends and runs through along upper and lower direction partly of former pier and increase the pier stud with first horizontal baffle, it is in to add the solid injection in the grout hole.

In some embodiments, further comprising a plurality of studs through which the steel member is fixed to each of the original pier and the heightened pier.

The utility model discloses increase concrete bridge, including adding concrete pier, bent cap and former pier, above-mentioned arbitrary heightening concrete pier sets up the bent cap with between the former pier.

Drawings

Fig. 1 is a first view illustrating a heightened concrete pier construction process according to an embodiment of the present invention.

Fig. 2 is a diagram of a heightened concrete pier construction process of the embodiment of the utility model.

Fig. 3 is a schematic structural view of a heightened concrete pier according to an embodiment of the present invention.

Fig. 4 is a schematic structural view of a heightened concrete bridge according to an embodiment of the present invention.

Reference numerals are as follows:

a heightened concrete pier 100; a capping beam 200; a support 300; heightening the concrete bridge 1000;

heightening the pier stud 1;

a first horizontal partition 2;

a steel member 3; a first cylinder 31; an upper section 311; a lower segment 312; a housing cavity 313; a second cylinder 32;

an original bridge pier 4;

a second horizontal partition 5;

grouting holes 6;

a reinforcement 7;

a peg 8.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings. The embodiments described below by referring to the drawings are exemplary intended for explaining the present invention, and should not be construed as limiting the present invention.

A heightened concrete pier 100 and a heightened concrete bridge having the heightened concrete pier 100 according to an embodiment of the present invention will be described below with reference to fig. 1 to 4.

The utility model discloses increase concrete pier 100 includes former pier 4, first horizontal baffle 2, increases pier stud 1 and metal component.

The first horizontal partition plate 2 is arranged on the upper surface of an original pier 4, the heightening pier stud 1 is arranged on the upper surface of the first horizontal partition plate 2, the metal member is sleeved on the outer peripheral surface of each of the original pier 4 and the heightening pier stud 1, and the metal member is connected with the first horizontal partition plate 2.

The heightened concrete pier 100 of the embodiment of the utility model is provided with the first horizontal clapboard 2 between the original pier 4 and the heightened pier stud 1; during concrete construction, the flatness requirement on the upper surface of the original pier 4 is lower after the first horizontal partition plate 2 is arranged, the upper surface of the original pier 4 can not be leveled, the heightening pier stud 1 is directly arranged (for example, poured) on the first horizontal partition plate 2, the step of roughening the upper surface of the original pier 4 is reduced, and therefore construction efficiency is improved. The heightened concrete pier 100 provided by the embodiment of the utility model has the advantages that the first horizontal partition plate 2 is connected with the metal component, the first horizontal partition plate 2 is arranged on the upper surface of the original pier 4, the metal component can keep the relative stability with the position of the original pier 4 through the first horizontal partition plate 2, and the metal component is not required to be supported independently during construction; the provided metal member may improve the stability of the structure of the heightened concrete pier 100. Furthermore, the utility model discloses increase concrete pier 100 adopts and increases pier stud 1, and the main station of applying is on the upper portion or the top of former pier 4. The influence on the traffic under the bridge in the construction process is relatively small.

Therefore, the utility model discloses increase concrete pier 100 has the firm of structure, construction speed is fast and efficient advantage.

As shown in fig. 3 and 4, the steel member 3 includes a first cylinder 31, the first cylinder 31 is fitted over the original pier 4, the inner circumferential surface of the first cylinder 31 is adapted to the shape and size of the outer circumferential surface of the original pier 4, and the first horizontal partition 2 is connected to the inner wall of the first cylinder 31.

The utility model discloses increase concrete pier 100 and adopt first barrel 31 to consolidate former pier 4 and increase pier stud 1, have the advantage that intensity is high and shearing ability is good.

Specifically, for a bridge which may be heightened by the concrete bridge pier 100 at a later stage, the first cylinder 31 may be previously fitted over the original bridge pier 4 when the original bridge pier 4 is constructed. When the operation is increased in the later stage, earlier with jacking equipment with bent cap 200 jacking to the take the altitude (setting aside the height that needs add and certain construction height), demolish support 300 and pour and increase 1 back formation of pier stud the utility model discloses the last erection support 300 of heightened concrete pier 100 and bent cap 200. The process during transformation can be simplified, the operation time of heightening the concrete pier 100 is shortened, and the operation efficiency is greatly improved.

For example, in another embodiment, the first cylinder 31 may be installed when a concrete pier is to be heightened.

As shown in fig. 3 and 4, the first cylinder 31 and the first horizontal partition 2 are of an integral structure. The first cylinder 31 and the first horizontal partition plate 2 are designed into an integrated structure, so that the connection tightness of the first cylinder 31 and the first horizontal partition plate 2 is improved, and the installation steps are simplified.

As shown in fig. 1 to 4, the first cylinder 31 includes an upper section 311 and a lower section 312, the first horizontal partition 2 is disposed in a region between the upper section 311 and the lower section 312, the lower section 312 is sleeved on the original pier 4, the upper section 311 and the first horizontal partition 2 form an accommodating cavity 313, and at least a portion of the heightened pier 1 is disposed in the accommodating cavity 313.

The utility model discloses increase concrete pier 100 is through dividing into upper segment 311 and hypomere 312 with first barrel 31, and upper segment 311 has constituted with first horizontal baffle 2 and has held chamber 313 to it is spacing to make first barrel 31 form former pier 4 and increase pier stud 1, has promoted the steadiness of increasing concrete pier 100 by former pier 4 and increase pier stud 1 formation.

Optionally, the lower section 312 has a height of 300cm to 500cm.

Alternatively, the upper section 311 may extend upward to a height slightly higher than the upper surface of the original pier 4, for example, the height of the upper section 311 extending upward is 3-10cm.

The present application is not limited thereto, and for example, in other embodiments, the height of the upward extension of the upper section 311 may be the same as the upper surface of the heightened pier 1 or slightly higher than the upper surface of the heightened pier 1.

As shown in fig. 1 to 4, the steel member 3 further includes a second cylinder 32, the second cylinder 32 is sleeved on the heightening pier 1, the shape and size of the second cylinder 32 are adapted to the shape and size of the outer peripheral surface of the heightening pier 1, and the lower end of the second cylinder 32 is connected to the upper end of the first cylinder 31.

The utility model discloses increase concrete pier 100 and have the advantage high to former pier 4 and increase pier stud 1 support strength through the second barrel 32 that sets up. In addition, the first cylinder 31 and the second cylinder 32, which are provided with the steel member 3 independently of each other, have an advantage of facilitating construction.

The first cylinder 31 and the second cylinder 32, which are provided with the steel members 3 independently of each other, are suitable for the early-stage modification of the scheme of the heightened concrete pier 100 in which the first cylinder 31 is preset on the original pier 4.

Specifically, the lower end of the second cylinder 32 is connected to the upper section 311 of the first cylinder 31.

As shown in fig. 3 and 4, the lower end of the second cylinder 32 is welded to the upper end of the first cylinder 31. The first barrel 31 and the second barrel 32 are connected in a welding mode, and the connecting structure has the advantages of convenience in construction and stability in connection.

As shown in fig. 3 and 4, the heightened concrete pier 100 of the embodiment of the present invention further includes a second horizontal partition plate 5, the second horizontal partition plate 5 is connected to the inner wall of the second cylinder 32, and the lower surface of the second horizontal partition plate 5 abuts against the upper surface of the heightened pier 1.

The utility model discloses increase concrete pier 100 through the horizontal baffle 5 of second that sets up, when placing support 300, need not chisel the lower surface of support 300 again, increased support 300 and increased the roughness between the pier stud 1 through the horizontal baffle 5 of second of placing, simplified holistic construction and step and simple structure, promoted the efficiency of construction that adds high concrete bridge.

The utility model discloses increase concrete pier 100 still includes a plurality of grout holes 6 and reinforcement body 7, and a plurality of grout holes 6 extend and run through former pier 4 partly and increase pier stud 1 and first horizontal baffle 2 along upper and lower direction, and reinforcement body 7 pours into in grout hole 6. It will be appreciated that the reinforcing body 7 extends through a portion of the original pier 4 and heightens the pier stud 1 and the first horizontal partition 2.

The utility model discloses increase concrete pier 100 and can further promote former pier 4 and increase the steadiness of connecting between the pier stud 1 through reinforcing body 7.

Optionally, the reinforcement 7 is formed as a concrete layer after casting.

Optionally, the section of the grouting hole 6 located on the original pier 4 is a later-opened hole, and the grouting hole 6 is located on a hole reserved for pouring of the section of the heightened pier 1.

Optionally, the reinforcing body 7 sequentially penetrates through a part of the original pier 4, the first horizontal partition plate 2, the heightened pier stud 1 and the second horizontal partition plate 5. At this time, the reinforcing body 7 is grouted from the cells on the upper surface of the second horizontal partition 5.

The utility model discloses increase concrete pier 100 still includes a plurality of pegs 8, and it is fixed through pegs 8 between each in steel member 3 and former pier 4 and the increase pier stud 1. Specifically, the number and arrangement of the studs may be specifically determined according to site construction.

The utility model discloses increase concrete pier 100 can further promote increase concrete pier 100's steadiness through the peg 8 that sets up.

Optionally, a plurality of studs 8 are arranged between the first cylinder 31 and the original pier 4, the first cylinder 31 is a cuboid, and the plurality of studs 8 are arranged on the side wall of the first cylinder 31. During specific construction, a pouring hole is reserved on the first horizontal partition plate 2, before a section of concrete is poured on the original bridge pier 4, the first cylinder 31 with the stud 8 inside is sleeved on the original bridge pier 4, and the lower surface of the first horizontal partition plate 2 abuts against the upper surface of the original bridge pier 4, as shown in fig. 1. When concrete solidifies in former pier 4, the peg 8 can inlay in former pier 4, has strengthened the cohesion between peg 8 and former pier 4, and then has promoted the steadiness of adding concrete pier 100.

Optionally, a plurality of pegs 8 are provided between the second cylinder 32 and the heightened abutment 1. The second cylinder 32 is a cuboid, the plurality of studs 8 are arranged on four side walls of the second cylinder 32, the studs 8 are embedded in the high concrete pier, and the specific construction process is the same as that described above.

The utility model discloses increase concrete bridge 1000 includes: a heightened concrete pier 100, a capping beam 200 and an original pier 4; the heightened concrete pier 100 is provided between the cap beam 200 and the original pier 4.

The utility model discloses increase concrete bridge can accelerate construction speed, reduce work load and improve the advantage of efficiency of construction. Meanwhile, the construction cost is reduced, and the traffic vehicle of the heightened concrete bridge is less influenced by the construction process.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description of the present invention and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the present disclosure, the terms "one embodiment," "some embodiments," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present disclosure. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

While embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations of the above embodiments may be made by those of ordinary skill in the art without departing from the scope of the present invention.

Claims (10)

1. A heightened concrete pier is characterized by comprising:

an original bridge pier;

the first horizontal partition plate is arranged on the upper surface of the original bridge pier;

the heightening pier column is arranged on the upper surface of the first horizontal partition plate; and

the steel member, the steel member cover is established former pier with increase on the outer peripheral face of each in the pier stud, the steel member with first horizontal baffle links to each other.

2. A heightened concrete pier as claimed in claim 1, wherein said steel member includes a first cylinder body fitted around said pier, said first cylinder body is adapted to the shape and size of the outer circumferential surface of said pier, and said first horizontal partition is connected to the inner wall of said first cylinder body.

3. A heightened concrete pier as claimed in claim 2, wherein said first cylinder and said first horizontal partition are of an integral structure.

4. The heightening concrete pier of claim 3, wherein the first cylinder comprises an upper section and a lower section, the first horizontal partition is disposed in a region between the upper section and the lower section, the lower section is sleeved on the original pier, the upper section and the first horizontal partition form a containing cavity, and at least a part of the heightening pier is disposed in the containing cavity.

5. The heightened concrete pier of claim 2, wherein the steel member further comprises a second cylinder body which is fitted over the heightened pier, the second cylinder body is adapted to the shape and size of the outer peripheral surface of the heightened pier, and the lower end of the second cylinder body is connected to the upper end of the first cylinder body.

6. A heightened concrete pier as claimed in claim 5, wherein the lower end of the second cylinder is welded to the upper end of the first cylinder.

7. The heightening concrete pier of claim 5, further comprising a second horizontal partition plate connected to an inner wall of the second cylinder, wherein a lower surface of the second horizontal partition plate abuts against an upper surface of the heightening pier.

8. A reinforced concrete pier as claimed in any one of claims 1 to 7, further comprising a plurality of grouting holes extending in an up-down direction and penetrating a portion of the pier and the columns and the first horizontal partition, and a reinforcing body injected into the grouting holes.

9. A heightened concrete pier as claimed in any one of claims 1 to 7, further comprising a plurality of studs by which the steel member is fixed to each of the original pier and the heightened pier.

10. A heightened concrete bridge, characterized by comprising:

the capping beam and the original pier;

a heightened concrete pier provided between the capping beam and the original pier according to any one of claims 1 to 9.

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