CN112854027A - Highway bridge reinforcing construction process - Google Patents
Highway bridge reinforcing construction process Download PDFInfo
- Publication number
- CN112854027A CN112854027A CN202110098914.6A CN202110098914A CN112854027A CN 112854027 A CN112854027 A CN 112854027A CN 202110098914 A CN202110098914 A CN 202110098914A CN 112854027 A CN112854027 A CN 112854027A
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- Prior art keywords
- highway bridge
- bridge
- fixing
- threaded rod
- pier
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D22/00—Methods or apparatus for repairing or strengthening existing bridges ; Methods or apparatus for dismantling bridges
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/02—Piers; Abutments ; Protecting same against drifting ice
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention provides a highway bridge reinforcing construction process, which uses a highway bridge supporting device, wherein the highway bridge supporting device comprises a foundation, a bridge body and a pier, and the process for reinforcing the highway bridge by adopting the highway bridge supporting device comprises the following steps: assembling a main body frame, installing a driving device, starting a supporting device, expanding cracks and filling. According to the invention, the shell is supported by the highway bridge supporting device arranged between the shell and the foundation, so that a protective effect can be achieved when a crack of the pier is repaired, the crack of the pier is expanded, the expanded crack is embedded with the steel bars, and finally the crack is filled by using concrete, so that the crack can be repaired more firmly, and the service life of the reinforced pier is longer.
Description
Technical Field
The invention relates to the technical field of highway bridge reinforcement, in particular to a highway bridge reinforcement construction process.
Background
The bridge, generally mean erect in river, lake and sea, make the structure that vehicles and pedestrians can pass smoothly, in order to adapt to the modern high-speed traffic industry that develops, the bridge also draws the application as spanning mountain stream, unfavorable geology or meet other traffic needs and erect make the building that pass more convenient, the bridge generally is made up of superstructure, substructure, support and affiliated structure, the superstructure is also called the bridge and strides the structure, it is the main structure which strides over the obstacle; the lower structure comprises a bridge abutment, a bridge pier and a foundation; the support is a force transmission device arranged at the supporting positions of the bridge span structure and the bridge pier or the bridge abutment; the auxiliary structures refer to bridge end butt straps, tapered revetments, diversion works and the like. After the pier is built, cracks can appear after long-time use, when the pier is reinforced, the cracks are mostly filled by directly adopting an adhesive, the pier cannot be repaired more thoroughly, and the use time after reinforcement is shorter.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a highway bridge reinforcing construction process, which solves the problems that when a pier is reinforced, a gap is mostly directly filled by adopting an adhesive, the pier cannot be repaired more thoroughly, and the use time after the pier is reinforced is shorter.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a public road bridge roof beam consolidates construction technology, it has used a public road bridge roof beam strutting arrangement, and this public road bridge roof beam strutting arrangement includes ground, pontic, pier, adopts above-mentioned public road bridge roof beam strutting arrangement to carry out the technology of consolidating to public road bridge roof beam including following step:
a. assembling a main body frame: fixing a plurality of mounting plates at the upper end of a foundation and the lower end of a bridge body by using fixing bolts, welding fixing seats at one ends of the mounting plates, connecting first connecting blocks inside the fixing seats by using pin shafts, connecting second connecting blocks between the vertically adjacent first connecting blocks by using pin shafts, and welding a driving plate at one side of the second connecting blocks;
b. installing a driving device: the upper side and the lower side between a left adjacent driving plate and a right adjacent driving plate are respectively provided with a sliding rod, a first fixing plate and a second fixing plate are respectively installed at two ends of the sliding rods, a bidirectional threaded rod is arranged between the left adjacent first fixing plate and the right adjacent second fixing plate, one side of the first fixing plate is connected with a rack through a fixing bolt, a servo motor is fixed in the rack, the output end of the servo motor is fixed at one end of one of the bidirectional threaded rods, one end of the bidirectional threaded rod penetrates through the corresponding driving plate, a driving gear and a driven gear are respectively fixed at one end of the bidirectional threaded rod, and finally a chain is arranged between the driving gear and the driven gear;
c. starting the supporting device: starting a servo motor to drive a bidirectional threaded rod to rotate, so as to drive a driving plate to approach to the middle, further drive a second connecting block to approach to the middle, increase the included angle between the first connecting block and the horizontal plane, and finally enable a supporting device to support the bridge body;
d. expanding cracks and filling: after the bridge body is supported by the supporting device, the cracked gap of the bridge pier is expanded, the expanded gap is subjected to bar planting, and finally the gap is filled by concrete.
Preferably, the pier is arranged between the foundation and the bridge body.
Preferably, two ends of the first connecting block are respectively and rotatably connected with the corresponding fixing seat and the second connecting block.
Preferably, a plurality of the sliding rods are respectively connected with the corresponding driving plates in a sliding manner.
Preferably, two sides of the bidirectional threaded rod are respectively in threaded connection with the corresponding driving plates.
Preferably, two ends of the bidirectional threaded rod are respectively connected with the first fixing plate and the second fixing plate in a rotating mode.
Preferably, the chain is in meshed connection with both the driving gear and the driven gear.
(III) advantageous effects
The invention provides a highway bridge reinforcing construction process. The method has the following beneficial effects:
1. the highway bridge reinforcing construction process supports the shell through the highway bridge supporting device arranged between the shell and the foundation, and can play a protective role in repairing bridge pier cracks.
2. According to the highway bridge reinforcing construction process, the gap of the cracked bridge pier is enlarged, the steel bars are planted in the enlarged gap, and finally the gap is filled with concrete, so that the gap can be more firmly repaired, and the use aging of the reinforced bridge pier is longer.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a left side view of the present invention;
FIG. 3 is a schematic view of a crack in a bridge pier according to the present invention;
fig. 4 is a schematic diagram of the bridge pier after crack expansion.
Wherein, 1, foundation; 2. a bridge body; 3. mounting a plate; 4. a fixed seat; 5. a bridge pier; 6. a first connection block; 7. a second connecting block; 8. a first fixing plate; 9. a frame; 10. a servo motor; 11. a slide bar; 12. a bidirectional threaded rod; 13. a second fixing plate; 14. a driving gear; 15. a chain; 16. a driven gear; 17. a drive plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example (b):
as shown in fig. 1 to 4, an embodiment of the present invention provides a highway bridge reinforcing construction process, which uses a highway bridge supporting device, where the highway bridge supporting device includes a foundation 1, a bridge body 2, and a bridge pier 5, and the process for reinforcing a highway bridge using the highway bridge supporting device includes the following steps:
a. assembling a main body frame: fixing a plurality of mounting plates 3 at the upper end of a foundation 1 and the lower end of a bridge body 2 by using fixing bolts, welding fixing seats 4 at one ends of the mounting plates 3, connecting first connecting blocks 6 inside the fixing seats 4 by using pin shafts, connecting second connecting blocks 7 between the first connecting blocks 6 which are vertically adjacent by using pin shafts, and welding a driving plate 17 at one side of the second connecting blocks 7;
b. installing a driving device: the upper side and the lower side between a left adjacent driving plate 17 and a right adjacent driving plate 17 are respectively provided with a sliding rod 11, two ends of the sliding rods 11 are respectively provided with a first fixing plate 8 and a second fixing plate 13, a bidirectional threaded rod 12 is arranged between the left adjacent first fixing plate 8 and the right adjacent second fixing plate 13, one side of the first fixing plate 8 is connected with a rack 9 by using a fixing bolt, a servo motor 10 is fixed in the rack 9, the output end of the servo motor 10 is fixed at one end of one of the bidirectional threaded rods 12, one end of the bidirectional threaded rod 12 penetrates through the corresponding driving plate 17, one end of the bidirectional threaded rod 12 is respectively fixed with a driving gear 14 and a driven gear 16, and finally a chain 15 is arranged between the driving gear 14 and the driven gear 16;
c. starting the supporting device: starting a servo motor 10 to drive a bidirectional threaded rod 12 to rotate, so as to drive a driving plate 17 to approach to the middle, further drive a second connecting block 7 to approach to the middle, so that the included angle between the first connecting block 6 and the horizontal plane is increased, and finally the supporting device supports the bridge body 2;
d. expanding cracks and filling: after the bridge body 2 is supported by the supporting device, the cracked gap of the pier 5 is expanded, the expanded gap is embedded with steel bars, and finally the gap is filled with concrete.
The bridge pier 5 is arranged between the foundation 1 and the bridge body 2, and the bridge pier 5 plays a role in supporting and fixing the bridge body 2; two ends of the first connecting block 6 are respectively and rotatably connected with the corresponding fixed seat 4 and the second connecting block 7; the plurality of sliding rods 11 are respectively connected with the corresponding driving plates 17 in a sliding mode, and the arranged sliding rods 11 play a limiting role in the driving plates 17, so that the driving plates 17 move along the sliding rods 11 when moving, and offset cannot be generated; two sides of the bidirectional threaded rod 12 are respectively in threaded connection with corresponding driving plates 17; two ends of the bidirectional threaded rod 12 are respectively connected with the first fixing plate 8 and the second fixing plate 13 in a rotating manner, and after the bidirectional threaded rod 12 rotates, the corresponding driving plate 17 can be driven to move along the sliding rod 11; the chain 15 is engaged with both the driving gear 14 and the driven gear 16, and the chain 15 is used to connect the driving gear 14 and the driven gear 16, so that the rotation of the servo motor 10 can be transmitted from one bidirectional threaded rod 12 to the other bidirectional threaded rod 12.
The working principle is as follows: when the device is used, a plurality of mounting plates 3 are fixed at the upper end of a foundation 1 and the lower end of a bridge body 2 by using fixing bolts, fixing seats 4 are welded at one ends of the mounting plates 3, first connecting blocks 6 are connected inside the fixing seats 4 by using pin shafts, second connecting blocks 7 are connected between the first connecting blocks 6 which are vertically adjacent by using pin shafts, a driving plate 17 is welded at one side of the second connecting blocks 7, sliding rods 11 are arranged at the upper side and the lower side between the left and right adjacent driving plates 17, a first fixing plate 8 and a second fixing plate 13 are respectively arranged at two ends of the sliding rods 11, a bidirectional threaded rod 12 is arranged between the left and right adjacent first fixing plates 8 and second fixing plates 13, a rack 9 is connected at one side of the first fixing plate 8 by using fixing bolts, a servo motor 10 is fixed inside the rack 9, and the output end of the servo motor 10 is fixed at one end of the bidirectional threaded rods 12, make the one end of two-way threaded rod 12 pass corresponding drive plate 17, and at one end of two-way threaded rod 12 fixed driving gear 14 and driven gear 16 respectively, set up chain 15 between driving gear 14 and driven gear 16 at last, start servo motor 10 and drive two-way threaded rod 12 and rotate, thereby drive plate 17 and draw close to the centre, and then drive second connecting block 7 and draw close to the centre, make first connecting block 6 and horizontal plane contained angle increase, finally make strutting arrangement support pontic 2, use strutting arrangement to support pontic 2 after, expand the gap of 5 ftractures of pier, plant the muscle to the gap that enlarges, use the concrete to fill up the gap at last.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a highway bridge reinforcement construction technology, its used a highway bridge strutting arrangement, this highway bridge strutting arrangement includes ground (1), pontic (2), pier (5), its characterized in that: the process for reinforcing the highway bridge by adopting the highway bridge supporting device comprises the following steps:
a. assembling a main body frame: fixing a plurality of mounting plates (3) at the upper end of a foundation (1) and the lower end of a bridge body (2) by using fixing bolts, welding fixing seats (4) at one ends of the mounting plates (3), connecting first connecting blocks (6) inside the fixing seats (4) by using pin shafts, connecting second connecting blocks (7) between the vertically adjacent first connecting blocks (6) by using pin shafts, and welding a driving plate (17) at one side of the second connecting blocks (7);
b. installing a driving device: slide bars (11) are arranged on the upper side and the lower side between the left adjacent drive plate and the right adjacent drive plate (17), a first fixing plate (8) and a second fixing plate (13) are respectively arranged at the two ends of the slide bars (11), a bidirectional threaded rod (12) is arranged between a first fixing plate (8) and a second fixing plate (13) which are adjacent left and right, one side of the first fixing plate (8) is connected with a frame (9) by using a fixing bolt, a servo motor (10) is fixed in the frame (9), and the output end of the servo motor (10) is fixed at one end of one of the two-way threaded rods (12), one end of the bidirectional threaded rod (12) is made to pass through the corresponding driving plate (17), a driving gear (14) and a driven gear (16) are respectively fixed at one end of the bidirectional threaded rod (12), and finally a chain (15) is arranged between the driving gear (14) and the driven gear (16);
c. starting the supporting device: starting a servo motor (10) to drive a bidirectional threaded rod (12) to rotate, so as to drive a driving plate (17) to approach to the middle, further drive a second connecting block (7) to approach to the middle, increase an included angle between a first connecting block (6) and a horizontal plane, and finally enable a supporting device to support a bridge body (2);
d. expanding cracks and filling: after the bridge body (2) is supported by using the supporting device, the cracked gap of the pier (5) is expanded, the expanded gap is embedded with ribs, and finally the gap is filled with concrete.
2. The highway bridge reinforcement construction process according to claim 1, wherein the process comprises the following steps: the bridge pier (5) is arranged between the foundation (1) and the bridge body (2).
3. The highway bridge reinforcement construction process according to claim 1, wherein the process comprises the following steps: and the two ends of the first connecting block (6) are respectively and rotatably connected with the corresponding fixed seat (4) and the second connecting block (7).
4. The highway bridge reinforcement construction process according to claim 1, wherein the process comprises the following steps: the sliding rods (11) are respectively connected with the corresponding driving plates (17) in a sliding mode.
5. The highway bridge reinforcement construction process according to claim 1, wherein the process comprises the following steps: and two sides of the bidirectional threaded rod (12) are respectively in threaded connection with corresponding driving plates (17).
6. The highway bridge reinforcement construction process according to claim 1, wherein the process comprises the following steps: and two ends of the bidirectional threaded rod (12) are respectively and rotatably connected with the first fixing plate (8) and the second fixing plate (13).
7. The highway bridge reinforcement construction process according to claim 1, wherein the process comprises the following steps: the chain (15) is meshed with the driving gear (14) and the driven gear (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110098914.6A CN112854027A (en) | 2021-01-25 | 2021-01-25 | Highway bridge reinforcing construction process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110098914.6A CN112854027A (en) | 2021-01-25 | 2021-01-25 | Highway bridge reinforcing construction process |
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| Publication Number | Publication Date |
|---|---|
| CN112854027A true CN112854027A (en) | 2021-05-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110098914.6A Pending CN112854027A (en) | 2021-01-25 | 2021-01-25 | Highway bridge reinforcing construction process |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102561212A (en) * | 2012-01-19 | 2012-07-11 | 浙江大学 | Method for strengthening vertical crack of single-pillar concrete pier |
| CN108914774A (en) * | 2018-06-07 | 2018-11-30 | 中建三局第二建设工程有限责任公司 | A kind of support device of the steel form for curved box girder construction |
| CN211922430U (en) * | 2019-12-04 | 2020-11-13 | 金中天建设集团有限公司 | Guardrail for municipal works |
| CN212078606U (en) * | 2019-12-16 | 2020-12-04 | 赵子斌 | Scaffold for civil engineering construction |
| CN212359219U (en) * | 2020-03-19 | 2021-01-15 | 吕晓鸿 | Combined supporting pile for civil engineering |
-
2021
- 2021-01-25 CN CN202110098914.6A patent/CN112854027A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102561212A (en) * | 2012-01-19 | 2012-07-11 | 浙江大学 | Method for strengthening vertical crack of single-pillar concrete pier |
| CN108914774A (en) * | 2018-06-07 | 2018-11-30 | 中建三局第二建设工程有限责任公司 | A kind of support device of the steel form for curved box girder construction |
| CN211922430U (en) * | 2019-12-04 | 2020-11-13 | 金中天建设集团有限公司 | Guardrail for municipal works |
| CN212078606U (en) * | 2019-12-16 | 2020-12-04 | 赵子斌 | Scaffold for civil engineering construction |
| CN212359219U (en) * | 2020-03-19 | 2021-01-15 | 吕晓鸿 | Combined supporting pile for civil engineering |
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| Date | Code | Title | Description |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Liu Xianglong Inventor after: Lin Wei Inventor after: Li Zhilei Inventor after: Li Tao Inventor before: Li Tao |
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| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210528 |