CN208395692U - Pier Column Reinforcing structure - Google Patents
Pier Column Reinforcing structure Download PDFInfo
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- CN208395692U CN208395692U CN201820706655.4U CN201820706655U CN208395692U CN 208395692 U CN208395692 U CN 208395692U CN 201820706655 U CN201820706655 U CN 201820706655U CN 208395692 U CN208395692 U CN 208395692U
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- steel slab
- strengthening steel
- pier stud
- bent cap
- pier
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Abstract
The utility model belongs to bridge repairing field of reinforcement, it is intended to provide a kind of Pier Column Reinforcing structure, its key points of the technical solution are that including foundation pile, the pier stud being installed on foundation pile top surface, the bent cap being installed on pier stud top surface, the foundation pile periphery is equipped with the first strengthening steel slab of tubular, there are gaps between foundation pile and the first strengthening steel slab, first strengthening steel slab is located at the top of foundation pile, and the first strengthening steel slab extends upwardly to pier stud bottom periphery along the vertical direction；The pier stud periphery is equipped with the second strengthening steel slab of tubular, there are gaps between pier stud and the second strengthening steel slab, second strengthening steel slab top outer is installed with several bent cap bar plantings along the vertical direction, bent cap bar planting extends upwardly in bent cap, is poured high-strength grout in the gap on the inside of the first strengthening steel slab and the second strengthening steel slab；This Pier Column Reinforcing structure has the advantages that integrally can comprehensively and effectively protect pier stud.
Description
Technical field
The utility model relates to bridge repairing field of reinforcement, in particular to a kind of Pier Column Reinforcing structure.
Background technique
For the bridge that early stage builds up due to using overlong time, architecture quality will appear significant degradation；When occurring on bridge
When the accidents such as fire, explosion, structure is directly damaged, and also results in different types of rridges disease.Using replacement pier stud or foundation pile
Mode when being repaired to bridge, project amount is big, and resource input is more.The bridge lighter for disease, can be by directly adding
Solid mode repaired, investment is reduced while guaranteeing its safety coefficient.
Currently, the Chinese patent that notification number is CN202595638U discloses a kind of bridge pile binding site rapid reinforcement
System, it includes pier stud and pier stud single pile, and pier stud is located on pier stud single pile, and the junction of pier stud and pier stud single pile is equipped with Covered with Angles
Plate hoop, the junction that encased steel plate hoop is connected to pier stud and pier stud single pile by being implanted into reinforcing bar, pier stud, pier stud single pile, Covered with Angles
High-strength grout is cast between plate hoop and implantation reinforcing bar.
Influence of this bridge pile binding site rapid reinforcement system to original structure is smaller, avoids making original structure
Preferable reinforcement effect is played while at further destroy, but is added only for the junction of pier stud and pier stud single pile
Gu repairing and reinforcement can not be played the role of to the disease of pier stud and pier stud and bent cap joint.
Utility model content
The utility model is to provide a kind of Pier Column Reinforcing structure, and having integrally can comprehensively and effectively protect pier stud
The advantages of shield.
The above-mentioned technical purpose of the utility model has the technical scheme that
A kind of Pier Column Reinforcing structure, including foundation pile, the pier stud being installed on foundation pile top surface, the lid being installed on pier stud top surface
Beam, the foundation pile periphery are equipped with the first strengthening steel slab of tubular, and there are gaps, first to reinforce steel between foundation pile and the first strengthening steel slab
Plate is located at the top of foundation pile, and the first strengthening steel slab extends upwardly to pier stud bottom periphery along the vertical direction；
The pier stud periphery is equipped with the second strengthening steel slab of tubular, there are gap between pier stud and the second strengthening steel slab, second
Strengthening steel slab top outer is installed with several bent cap bar plantings along the vertical direction, and bent cap bar planting extends upwardly in bent cap, and first adds
Gu being poured high-strength grout in the gap on the inside of steel plate and the second strengthening steel slab.
By using above-mentioned technical proposal, the second strengthening steel slab and the high-strength grout being cast on the inside of it are greatly improved
The structural strength of bridge pier column；First strengthening steel slab is arranged at the top of foundation pile and pier stud bottom periphery, and inside is poured high-strength filling
Slurry keeps pier stud further affixed with foundation pile；The bent cap bar planting on the outside of the second strengthening steel slab is arranged in, and to can effectively prevent pier stud opposite
Bent cap translates, even if pier stud is preferably affixed with bent cap.Above structure work progress is simple, while realizing whole to pier stud
The comprehensively and effectively protection of body.
Further setting: being equipped with several vertical bar plantings on the inside of second strengthening steel slab, vertical bar planting one end adds with second
Gu steel plate is affixed, the other end protrudes into pier stud and is directed toward pier stud axle center.
By using above-mentioned technical proposal, vertical bar planting, which is arranged, is fixedly connected with the second strengthening steel slab with pier stud, can keep away
Exempt from the second strengthening steel slab and glides or fall off from high-strength grout because of self weight.
Further setting: one end of several vertical bar planting towards second strengthening steel slabs is bent straight down, vertical to plant
The vertical portion of muscle and the second strengthening steel slab are affixed.
By using above-mentioned technical proposal, reinforcement part, which is arranged, can greatly increase the company of vertical bar planting Yu the second strengthening steel slab
Junction product, connect vertical bar planting with the second strengthening steel slab more firm.
Further setting: the second strengthening steel slab inner wall is equipped with cyclic annular convex block.
By using above-mentioned technical proposal, after being poured high-strength grout on the inside of the second strengthening steel slab, cyclic annular convex block insertion
Second strengthening steel slab can be fixed on high-strength grout by high-strength grout well, avoid the second strengthening steel slab because certainly
It glides or falls off from high-strength grout again.
Further setting: being arranged with the first shoulder guard at the top of second strengthening steel slab, the first shoulder guard inner wall with
Bent cap bar planting is affixed, and the first shoulder guard bottom end is connect on the outside of the second strengthening steel slab using fillet weld.
By using above-mentioned technical proposal, the first shoulder guard is set by packet at the top of bent cap bar planting and the second strengthening steel slab
It wraps up in, and the first shoulder guard bottom end is connect using fillet weld with the second strengthening steel slab outside and shut, it can be to avoid bent cap bar planting exposure
It is corroded in air, greatly prolongs the service life of Pier Column Reinforcing structure.
Further setting: the bent cap bottom surface is equipped with the second shoulder guard, and the second shoulder guard is bolted on
Bent cap bottom surface, and be arranged around the first shoulder guard, the junction of the first shoulder guard and the second shoulder guard uses fillet weld
It connects.
By using above-mentioned technical proposal, the second shoulder guard is set and is bonded with bent cap bottom surface, and the second shoulder guard and
The junction of first shoulder guard is connect using fillet weld and is shut, and seam of the air between the first shoulder guard and bent cap bottom surface is prevented
Gap enters on the inside of the first shoulder guard, and better protecting effect can be played to bent cap bar planting.
Further setting: second strengthening steel slab is spliced by several segments along its length, adjacent between two sections
It is welded using groove.
By using above-mentioned technical proposal, sectionally smooth join installs the second strengthening steel slab, can reduce difficulty of construction.
Further setting: first strengthening steel slab, the second strengthening steel slab, the first shoulder guard and the second shoulder guard are equal
It is spliced for semicircle, interface is welded using groove.
By using above-mentioned technical proposal, above-mentioned steel plate is that two semicircles are spliced, and work progress is simple.
Further setting: the high-strength grout is C30 self-compaction slightly expanded concrete.
By using above-mentioned technical proposal, C30 self-compaction slightly expanded concrete volume in process of setting increases, by first
It is sufficient filling on the inside of strengthening steel slab and the second strengthening steel slab, avoids the structure for reducing the pier stud after reinforcing there are bubble cavity strong
Degree.
In conclusion the utility model has the following beneficial effects:
1, reinforcement effect can be played to pier stud main body, pier stud and foundation pile junction, pier stud and bent cap junction；
2, smaller to the influence of original structure in reinforcing process, it avoids aggravating bridge defect；
3, difficulty of construction is low, and process is simple.
Detailed description of the invention
Fig. 1 is in embodiment 1 for embodying Pier Column Reinforcing structural schematic diagram；
Fig. 2 is the Section A-A figure of Fig. 1；
Fig. 3 is the enlarged drawing of the part E in Fig. 1；
Fig. 4 is the section B-B figure of Fig. 1；
Fig. 5 is the C-C sectional view of Fig. 1；
Fig. 6 is the D-D sectional view of Fig. 1；
Fig. 7 is annexation figure between the second strengthening steel slab and high-strength grout in embodiment 2.
In figure, 1, foundation pile；2, pier stud；3, bent cap；4, high-strength grout；11, the first strengthening steel slab；12, anchor bolt；21,
Two strengthening steel slabs；22, vertical bar planting；23, convex block；24, the first shoulder guard；31, bent cap bar planting；32, the second shoulder guard；
33, bolt.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
Embodiment 1: a kind of Pier Column Reinforcing structure, as shown in Figure 1,2 bottom end of pier stud is installed on foundation pile 1,2 top of pier stud is solid
Equipped with bent cap 3, pier stud 2 and 1 periphery of foundation pile are respectively equipped with the second strengthening steel slab 21 and the first strengthening steel slab 11, the second strengthening steel slab
21 and first are poured high-strength grout 4 on the inside of strengthening steel slab 11, and 21 top outer of the second strengthening steel slab, which is installed with, protrudes into bent cap 3
Bent cap bar planting 31.
As depicted in figs. 1 and 2, the second strengthening steel slab 21 of 2 periphery of pier stud forms for sectionally smooth join, the second strengthening steel slab 21
Around several vertical bar plantings 22 are installed with, vertical 22 one end of bar planting and the second strengthening steel slab 21 connect the inside top of each segment
It connects, the other end protrudes into pier stud 2 and is directed toward 2 axis of pier stud.Because pier stud 2 is higher, sectionally smooth join installs the second strengthening steel slab 21 can
To reduce difficulty of construction；Vertical bar planting 22, which is arranged, can be fixed on the second strengthening steel slab 21 on pier stud 2, avoid the second reinforcing steel
Plate 21 is slipped from high-strength grout 4 due to being self-possessed.
As shown in figure 3, one end of vertical bar planting 22 towards the second strengthening steel slab 21 is bent straight down, vertical bar planting 22
Vertical portion and the second strengthening steel slab 21 are affixed.The connection area for greatly increasing vertical bar planting 22 and the second strengthening steel slab 21, makes
Its connection is more firm.
As shown in Figure 1, Figure 4 and Figure 5, the first strengthening steel slab 11 is arranged in 1 top periphery of foundation pile, is fixed on by anchor bolt 12
On foundation pile 1, and 2 bottom periphery of pier stud is extended upwardly to along the vertical direction.First strengthening steel slab 11 and the height that is cast on the inside of it
Strength grouting material 4 will wrap up at the top of 2 bottom of pier stud and foundation pile 1, enhances the structural strength of 1 junction of pier stud 2 and foundation pile, makes pier stud
2 is further affixed with foundation pile 1.
As shown in figures 1 to 6,21 top outer of the second strengthening steel slab is planted around several bent cap bar plantings 31, bent cap is installed with
Muscle 31 is arranged along the vertical direction, and protrudes into bent cap 3.The bent cap bar planting 31 and bent cap 3 for protruding into bent cap 3 keep relatively fixed, simultaneously
Bent cap bar planting 31 then can effectively prevent pier stud 2 and translate with respect to bent cap 3 around being installed in outside the second strengthening steel slab 21, even if
Pier stud 2 is further affixed with bent cap 3.
As shown in figures 1 to 6,21 top periphery of the second strengthening steel slab is equipped with the first shoulder guard 24, the first shoulder guard
24 wrap up bent cap bar planting 31, and 24 bottom end of the first shoulder guard is connect on the outside of the second strengthening steel slab 21 using fillet weld；Bent cap 3
Lower surface is equipped with the second shoulder guard 32 around pier stud 2, and the second shoulder guard 32 is fixed on 3 lower surface of bent cap simultaneously by bolt 33
It is fitted closely with bent cap 3；The junction of first shoulder guard 24 and the second shoulder guard 32 is connect using fillet weld.First protection steel
Plate 24 and the second shoulder guard 32 avoid the exposure of bent cap bar planting 31 rotten in air in being preferably wrapped in bent cap bar planting 31
Erosion, substantially prolongs the service life of Pier Column Reinforcing structure.
As shown in figures 4-6, the first strengthening steel slab 11, the second strengthening steel slab 21, the first shoulder guard 24 and the second protection steel
Plate 32 is that semicircle is spliced, and interface is welded using groove.Each tubular steel plate is that two semicircles are spliced, convenient for applying
Work installation.
As shown in Figure 1, high-strength grout 4 uses C30 self-compaction slightly expanded concrete.C30 self-compaction slightly expanded concrete
Volume increases in process of setting, will be sufficient filling on the inside of the first strengthening steel slab 11 and the second strengthening steel slab 21, avoids that there are gas
Steep the structural strength for the pier stud 2 that cavity reduces after reinforcing.
Specific implementation process:
On pier stud 2 at the corresponding each segment overhead height of second strengthening steel slab 21, it is implanted into vertical bar planting 22 around drilling, it will
Each segment of second strengthening steel slab 21 is from bottom to top successively welded in vertical bar planting 22, the two halves round plate of same segment and adjacent
It is welded between the steel plate of two segment using groove.High-strength grout 4 is injected from 21 bottom end of the second strengthening steel slab, until filling entire the
Two strengthening steel slabs, 21 inner chambers.
The bottom of first strengthening steel slab 11 is fixed on foundation pile 1 with anchor bolt 12, the two halves plectane of the first strengthening steel slab 11
Between using groove weld.High-strength grout 4 is injected from 11 bottom end of the first strengthening steel slab, until filling entire first strengthening steel slab
11 inner chambers.
Around 21 top outer of the second strengthening steel slab along the vertical direction upwards be implanted into bent cap bar planting 31, bent cap bar planting 31 with
It is arranged the first shoulder guard 24 outside second strengthening steel slab 21, is installed with second around the first shoulder guard 24 on 3 bottom surface of bent cap
Shoulder guard 32, the second shoulder guard 32 are fitted tightly over 3 bottom surface of bent cap by bolt 33, and the first shoulder guard 24 respectively with
The junction of second shoulder guard 32 and the second strengthening steel slab 21 is connect using fillet weld.
Embodiment 2: a kind of Pier Column Reinforcing structure, difference from example 1 is that, as shown in fig. 7, second reinforces steel
Each segment inner wall of plate 21 is equipped with cyclic annular convex block 23, and after high-strength grout 4 to be cast solidifies, convex block 23 and concrete are clamped,
The second strengthening steel slab 21 is avoided to slip from pier stud 2 due to being self-possessed.
The above embodiments are only the explanation to the utility model, are not limitations of the present invention, ability
Field technique personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but
As long as all by the protection of Patent Law in the scope of the claims of the utility model.
Claims (9)
1. a kind of Pier Column Reinforcing structure including foundation pile (1), the pier stud (2) being installed on foundation pile (1) top surface, is installed in pier stud (2)
Bent cap (3) on top surface, it is characterized in that: the foundation pile (1) periphery be equipped with tubular the first strengthening steel slab (11), foundation pile (1) with
There are gap between first strengthening steel slab (11), the first strengthening steel slab (11) is located at the top of foundation pile (1), and the first strengthening steel slab (11)
Pier stud (2) bottom periphery is extended upwardly to along the vertical direction；
The pier stud (2) periphery is equipped with the second strengthening steel slab (21) of tubular, between pier stud (2) and the second strengthening steel slab (21) there are
Gap, the second strengthening steel slab (21) top outer are installed with several bent cap bar plantings (31) along the vertical direction, bent cap bar planting (31) to
On extend in bent cap (3), be poured high-strength filling in the gap on the inside of the first strengthening steel slab (11) and the second strengthening steel slab (21)
Slurry (4).
2. Pier Column Reinforcing structure according to claim 1, it is characterized in that: second strengthening steel slab (21) is if inside is equipped with
Vertical bar planting (22) is done, vertical bar planting (22) one end and the second strengthening steel slab (21) are affixed, and the other end protrudes into pier stud (2) and refers to
To pier stud (2) axle center.
3. Pier Column Reinforcing structure according to claim 2, it is characterized in that: several vertical bar plantings (22) add towards second
Gu one end of steel plate (21) is bent straight down, the vertical portion and the second strengthening steel slab (21) of vertical bar planting (22) are affixed.
4. Pier Column Reinforcing structure according to claim 1, it is characterized in that: second strengthening steel slab (21) inner wall is equipped with
Cyclic annular convex block (23).
5. according to any Pier Column Reinforcing structure of claim 2~4, it is characterized in that: second strengthening steel slab (21) pushes up
Portion is arranged with the first shoulder guard (24), and the first shoulder guard (24) inner wall and bent cap bar planting (31) are affixed, the first shoulder guard
(24) bottom end is connect on the outside of the second strengthening steel slab (21) using fillet weld.
6. Pier Column Reinforcing structure according to claim 5, it is characterized in that: the bent cap (3) bottom surface is equipped with the second protection
Steel plate (32), the second shoulder guard (32) are fixed on bent cap (3) bottom surface by bolt (33), and around the first shoulder guard (24)
Setting, the first shoulder guard (24) and the junction of the second shoulder guard (32) are connect using fillet weld.
7. Pier Column Reinforcing structure according to claim 6, it is characterized in that: second strengthening steel slab (21) is square along its length
It is spliced to by several segments, is welded between adjacent two sections using groove.
8. Pier Column Reinforcing structure according to claim 7, it is characterized in that: first strengthening steel slab (11), the second reinforcing
Steel plate (21), the first shoulder guard (24) and the second shoulder guard (32) are that semicircle is spliced, and interface uses groove welding
It connects.
9. Pier Column Reinforcing structure according to claim 8, it is characterized in that: the high-strength grout (4) is that C30 self-compaction is micro-
Expansive concrete.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820706655.4U CN208395692U (en) | 2018-05-10 | 2018-05-10 | Pier Column Reinforcing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820706655.4U CN208395692U (en) | 2018-05-10 | 2018-05-10 | Pier Column Reinforcing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208395692U true CN208395692U (en) | 2019-01-18 |
Family
ID=65136220
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820706655.4U Expired - Fee Related CN208395692U (en) | 2018-05-10 | 2018-05-10 | Pier Column Reinforcing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208395692U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110983999A (en) * | 2019-12-31 | 2020-04-10 | 浙江大学城市学院 | Construction method for reinforcing bridge pile foundation pier stud |
| CN111764291A (en) * | 2020-07-09 | 2020-10-13 | 中铁六局集团天津铁路建设有限公司 | Construction method of separated railway bridge steel-concrete transition section structure |
-
2018
- 2018-05-10 CN CN201820706655.4U patent/CN208395692U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110983999A (en) * | 2019-12-31 | 2020-04-10 | 浙江大学城市学院 | Construction method for reinforcing bridge pile foundation pier stud |
| CN110983999B (en) * | 2019-12-31 | 2021-03-12 | 浙江大学城市学院 | Construction method for reinforcing bridge pile foundation pier stud |
| CN111764291A (en) * | 2020-07-09 | 2020-10-13 | 中铁六局集团天津铁路建设有限公司 | Construction method of separated railway bridge steel-concrete transition section structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Pier stud reinforced structure Effective date of registration: 20200313 Granted publication date: 20190118 Pledgee: Chengdong Branch of Nanjing Bank Co.,Ltd. Pledgor: NANJING SAILIKE CONSTRUCTION ENGINEERING TECHNOLOGY Co.,Ltd. Registration number: Y2020980000678 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20221103 Granted publication date: 20190118 Pledgee: Chengdong Branch of Nanjing Bank Co.,Ltd. Pledgor: NANJING SAILIKE CONSTRUCTION ENGINEERING TECHNOLOGY Co.,Ltd. Registration number: Y2020980000678 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190118 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |