Single-column pier reinforcing device
By installing the symmetrical reinforcement module and adjustable tie rod component on the duct pier, the existing unique pier reinforcement scheme has declined and lost position in the vibration of the vehicle, which improves the anti -overturning ability and simplifies maintenance.
Patent Information
- Application Number
- CN202411659610.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2024-11-20
- Publication Date
- 2025-01-21
AI Technical Summary
The existing single-column pier reinforcement scheme is prone to slip and lose position under the action of vehicle vibration load, resulting in a decrease in overturning resistance, and is difficult to construct and time-consuming and labor-intensive.
The reinforcement structure that includes two symmetrical connection modules is used to connect the reinforcement module along the bridge horizontal direction of the unique pier through the bolt connection reinforcement module, and to enhance the tight pillar pier through the adjustable tie rod component.
Effectively reduce the risk of sliding position, improve the anti -overflowing capacity of the unique pier, and simplify the later maintenance. It only needs to maintain the adjustable tie rod component.
Smart Images
Figure CN119332618A_ABST
Abstract
Description
Technical Field
[0001] The invention relates to the technical field of bridge reinforcement, and in particular to a single-column pier reinforcement device. Background Art
[0002] A single-column pier is a bridge structure that supports the bridge deck with a single pier. It is widely used in urban roads, rivers and other places, and has the advantages of simplicity and beauty. However, when an eccentric load occurs on the bridge, the single-column pier bridge is prone to overturning accidents, causing serious economic losses. Therefore, improving the anti-overturning capacity of the single-column pier and reducing overturning accidents are of great significance to the current development of road traffic. Summary of the invention
[0003] The embodiment of the present invention discloses a single-column pier reinforcement device, which is used to improve the anti-overturning ability of the existing single-column pier and reduce overturning accidents. The existing single-column pier reinforcement scheme has insufficient self-locking force of the reinforcement structure, which is easy to slip and lose position under the action of vehicle vibration load during daily use, resulting in reduced anti-overturning ability, and the construction is difficult, time-consuming and labor-intensive.
[0004] The embodiment of the utility model provides a single-column pier reinforcement device, comprising: a single-column pier and a reinforcement structure; The reinforcement structure includes two symmetrically connected reinforcement modules, which are connected by bolts; the two reinforcement modules are encircled by the single-column pier along the transverse direction of the bridge.
[0005] Preferably, the reinforcement module further comprises: an outrigger beam assembly, an adjustable tie rod assembly, and a cylindrical ring sleeve assembly; the outrigger beam assembly abuts against the outside of the semicircular ring sleeve; and the adjustable tie rod assembly can adjust the tightness of the reinforcement module.
[0006] Preferably, the main body of the cantilever beam assembly is formed by vertically splicing a corbel plate on the bottom surface of a support pad, and a support pad stone is arranged on the top surface of the support pad.
[0007] Preferably, the outrigger assembly comprises a longitudinal web and a transverse web, and the longitudinal web and the transverse web are vertically spliced to the corbel plate to enhance the stability of the corbel plate.
[0008] Preferably, the longitudinal web is provided with two first through holes, and a first tie rod pad is provided outside the two first through holes; the first tie rod pad is a wedge-shaped plate at a certain angle, and the first through hole is provided in the wedge-shaped plate.
[0009] Preferably, the adjustable tie rod assembly comprises a diagonal tie rod group, a force transmission plate group and a straight tie rod group; The inclined tie rod group is composed of two inclined tie rods, which pass through the first through hole of the longitudinal web at a certain angle, and are anchored in the first tie rod pad through an anchor head; The force transmission plate group is composed of two force transmission plates, and the force transmission plate is composed of an embedded plate, and a first through hole and a second through hole are arranged on the web of the embedded plate, and a second tie rod pad is arranged on the outer side of the second through hole, and the second tie rod pad is a wedge-shaped plate at a certain angle, and a second through hole is arranged on the wedge-shaped plate, and the other end of the inclined rod is anchored to the opposite side of the second tie rod pad arranged on the embedded plate through an anchor head; the embedded plate is provided with a third through hole along the web; The straight pull rod group consists of two straight pull rods, which pass through the second pull rod through holes and are anchored in the second pull rod pads through anchor heads.
[0010] Preferably, the cylindrical ring sleeve assembly is composed of two semi-cylindrical ring sleeves, four force transfer plate supports are arranged on the outer side of the semi-cylindrical ring sleeve, and a plurality of anchor bolts are arranged on the inner wall of the semi-cylindrical sleeve.
[0011] Preferably, the gap between the cylindrical ring sleeve and the single column pier is not less than 140 mm.
[0012] The single-column pier reinforcement device provided by the present invention has the following advantages: Includes: single column pier and reinforcement structure; The reinforcement structure includes two symmetrically connected reinforcement modules, which are connected by bolts; the two reinforcement modules are encircled by the single-column pier along the transverse direction of the bridge.
[0013] The present invention enhances the clamping force of the reinforcement device on the single-column pier in the adjustable tie rod assembly, effectively reducing the risk of slippage and dislocation under the daily vehicle vibration load, improving the anti-overturning bearing capacity of the single-column pier, and later maintenance only requires maintenance of the adjustable tie rod assembly. BRIEF DESCRIPTION OF THE DRAWINGS
[0014] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.
[0015] Figure 1 It is a schematic diagram of the installation of the single-column pier reinforcement device provided in an embodiment of the present invention; Figure 2 A schematic diagram of a reinforcement module of a single-column pier reinforcement device provided in an embodiment of the present invention; Figure 3 A schematic diagram of an outrigger beam assembly of a single-column pier reinforcement device provided in an embodiment of the present invention; Figure 4A schematic diagram of a force transfer plate of a single-column pier reinforcement device provided in an embodiment of the present invention; Figure 5 A schematic diagram of a cylindrical ring sleeve assembly of a single-column pier reinforcement device provided in an embodiment of the present invention; Figure 6 A schematic diagram of a single-column pier of a single-column pier reinforcement device provided in an embodiment of the present invention; In the figure: 0. Reinforcement structure; 01. Reinforcement module; 1. Single column pier; 11. Shear reinforcement; 12. Single column pier support; 2. Outrigger beam assembly; 21. Corbel plate; 22. Support pad; 23. Support pad stone; 24. Longitudinal web; 25. Transverse web; 26. First through hole; 27. First tie rod pad; 31. Diagonal tie rod; 32. Force transfer plate; 33. Second through hole; 34. Second tie rod pad; 35. Anchor head; 36. Straight tie rod; 37. Third through hole; 4. Cylindrical ring sleeve assembly; 41. Semi-cylindrical ring sleeve; 42. Force transfer plate support; 43. Anchor bolt; 44. Bolt; 5. Filling material DETAILED DESCRIPTION
[0016] In order to make the purpose, features and advantages of the present invention more obvious and easy to understand, the technical solutions in the embodiments of the present invention are clearly and completely described. Obviously, the embodiments described below are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.
[0017] It should be noted that the directions or positional relationships indicated by terms such as “center”, “up”, “down”, “left”, “right”, “vertical”, “horizontal”, “inside” and “outside” are based on the directions or positional relationships shown in the accompanying drawings and are only for the convenience of describing the embodiments of the present invention and simplifying the description. They do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction. Therefore, they cannot be understood as limitations on the embodiments of the present invention.
[0018] In addition, the terms "first", "second", etc. are used for descriptive purposes only and should not be understood as indicating or implying their relative importance or implicitly indicating the number of the indicated technical features. Thus, the features defined as "first" or "second" may explicitly or implicitly include at least one of the features.
[0019] In the description of the present invention, "plurality" means at least two, such as two, three, etc., unless otherwise clearly defined. The terms "installed", "connected" and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the embodiments of the present invention can be understood according to specific circumstances.
[0020] The embodiment of the present invention discloses a single-column pier reinforcement device, which is used to improve the anti-overturning ability of the existing single-column pier and reduce overturning accidents. The existing single-column pier reinforcement scheme has insufficient self-locking force of the reinforcement structure, which is easy to slip and lose position under the action of vehicle vibration load during daily use, resulting in reduced anti-overturning ability, and the construction is difficult, time-consuming and labor-intensive.
[0021] See also Figure 1-6 , an embodiment of the present invention provides a single-column pier reinforcement device, comprising: a single-column pier 1 and a reinforcement structure 0; The reinforcement structure 0 includes two symmetrically connected reinforcement modules 01, which are connected by bolts 44; the two reinforcement modules 01 surround the single column pier 1 along the transverse direction of the bridge; It should be noted that before the reinforcement module 01 is encircled around the single-column pier 1 in the transverse direction of the bridge, shear reinforcement 11 needs to be implanted on the single-column pier 1; The present invention implants shear reinforcement 11 on the single-column pier 1 , and after the filling material 5 is poured in, the connection of the reinforcement module 01 of the single-column pier 1 can be strengthened, thereby enhancing the connection between the reinforcement structure 0 and the single-column pier 1 .
[0022] from Figure 2 and Figure 5 It can be seen that the anchor bolts 43 are evenly distributed inside the semi-cylindrical ring sleeve 41; Figure 6 It can be seen that the shear reinforcement bars 11 are evenly distributed around the circumference of the single column pier 1 .
[0023] See also Figure 2 , 3 As a further improvement, the main body of the outrigger assembly 2 is formed by vertically splicing a corbel plate 21 on the bottom surface of a support pad 22, and a support pad stone 23 is arranged on the top surface of the support pad 22; The outrigger assembly 2 includes a longitudinal web 24 and a transverse web 25 . The longitudinal web 24 and the transverse web 25 are vertically spliced with the corbel plate 21 to enhance the stability of the corbel plate 21 .
[0024] The longitudinal web 24 is provided with two first through holes 26 , and a first tie rod pad 27 is provided outside the two first through holes 26 ; the first tie rod pad 27 is a wedge-shaped plate at a certain angle, and the first through holes 26 are provided on the wedge-shaped plate.
[0025] See also Figure 1 ,2 , as a further improvement, the adjustable tie rod assembly includes a diagonal tie rod group, a force transmission plate group and a straight tie rod group; The inclined tie rod group is composed of two inclined tie rods 31, which pass through the first through hole 26 of the longitudinal web 24 at a certain angle, and are anchored in the first tie rod pad 27 through an anchor head 35; The force transmission plate group is composed of two force transmission plates 32, and the force transmission plate 32 is composed of an embedded plate. A first through hole 26 and a second through hole 33 are arranged on the web of the embedded plate, and a second tie rod pad 34 is arranged on the outer side of the second through hole 33; The second tie rod pad 34 is a wedge-shaped plate at a certain angle, and a second through hole 33 is provided on the wedge-shaped plate. The other end of the inclined tie rod 31 is anchored to the opposite side of the second tie rod pad 34 provided on the embedded plate through an anchor head 35. The embedded plate is provided with a third through hole along the web. The straight tie rod group is composed of two straight tie rods 36, and the straight tie rod 36 passes through the second through hole 33 and is anchored in the second tie rod pad 34 through the anchor head 35; It should be noted that the force transmission plate 32 transmits the force of the diagonal tie rod 31 and the straight tie rod 36 to the semi-cylindrical ring sleeve to strengthen the connection between the reinforcement device and the single column pier.
[0026] See also Figure 2 , 5 As a further improvement, the cylindrical ring sleeve assembly 4 is composed of two semi-cylindrical ring sleeves 41, four force transmission plate supports 42 are arranged on the outer side of the semi-cylindrical ring sleeve 41, and a plurality of anchor bolts 43 are arranged on the inner wall of the semi-cylindrical ring sleeve 41.
[0027] See also Figure 1 As a further improvement, the gap between the cylindrical ring sleeve assembly 4 and the single column pier 1 is not less than 140 mm; It should be noted that the reserved 140 mm is used to inject more filling material 5.
[0028] See also Figure 1-6 The construction steps of a single-column pier reinforcement device provided in this embodiment include: Step 1: Install temporary construction support, install crane and related support on the top of single column pier 1; Step 2: Use a steel bar detector to measure the original steel bar position of the single column pier 1, avoid the original steel bar position, try to keep it evenly distributed, and draw the mark for implanting the shear bar 11; Step 3: Use a drilling machine to drill holes at the marked positions of the single column pier 1, clean the concrete debris, and implant the shear reinforcement 11; Step 4: Pre-connect the reinforcement modules 01 through the straight pull rod 36, and reserve a gap between the two reinforcement modules 01 for easy lifting; Step 5: Lift the reinforcement structure 0 to a predetermined height, adjust the anchor heads 35 at both ends of the straight tie rod 36, reduce the distance between the reinforcement modules 01 to 5 mm, and temporarily fill the gap between the two reinforcement modules with sealant; Step 6: injecting filling material 5 between the reinforcement structure 0 and the single column pier 1; Step 7: Remove the sealant and adjust the anchor heads 35 at both ends of the straight pull rod 36 again to the preset force.
[0029] Different plates in the single-column pier reinforcement device of the present invention are welded together, and the material of each component is preferably steel.
[0030] The above is a detailed introduction to a single-column pier reinforcement device provided by the present invention. For a person skilled in the art, according to the idea of the embodiment of the present invention, there may be changes in the specific implementation method and application scope. In summary, the content of this specification should not be understood as a limitation on the present invention.
Claims
1. A single column pier reinforcement device, characterized in that: include: Monolithic piers and reinforced structures; The reinforcement structure includes two symmetrically connected reinforcement modules, which are connected by bolts; the two reinforcement modules are encircled by the single-column pier along the transverse direction of the bridge.
2. The reinforcement module according to claim 1, characterized in that: The reinforcement module further includes: an outrigger beam assembly, an adjustable tie rod assembly, and a cylindrical ring sleeve assembly; the outrigger beam assembly abuts against the outside of the semicircular ring sleeve; and the adjustable tie rod assembly can adjust the tightness of the reinforcement module.
3. The outrigger beam assembly according to claim 2, characterized in that: The main body of the outrigger beam assembly is formed by vertically splicing a corbel plate on the bottom surface of a support pad, and a support pad stone is arranged on the top surface of the support pad.
4. The outrigger beam assembly according to claim 2, characterized in that: The outrigger assembly includes a longitudinal web and a transverse web, and the longitudinal web and the transverse web are vertically spliced to the corbel plate to enhance the stability of the corbel plate.
5. The longitudinal web according to claim 4, characterized in that: The longitudinal web is provided with two first through holes, and a first tie rod pad is provided outside the two first through holes; the first tie rod pad is a wedge-shaped plate at a certain angle, and the first through hole is provided on the wedge-shaped plate.
6. The adjustable pull rod assembly according to claim 2, characterized in that: The adjustable tie rod assembly comprises a diagonal tie rod group, a force transmission plate group and a straight tie rod group; The inclined tie rod group is composed of two inclined tie rods, which pass through the first through hole of the longitudinal web at a certain angle, and are anchored in the first tie rod pad through an anchor head; The force transmission plate group is composed of two force transmission plates, and the force transmission plate is composed of an embedded plate, and a first through hole and a second through hole are arranged on the web of the embedded plate, and a second tie rod pad is arranged on the outer side of the second through hole, and the second tie rod pad is a wedge-shaped plate at a certain angle, and a second through hole is arranged on the wedge-shaped plate, and the other end of the inclined rod is anchored to the opposite side of the second tie rod pad arranged on the embedded plate through an anchor head; the embedded plate is provided with a third through hole along the web; The straight pull rod group consists of two straight pull rods, which pass through the second pull rod through holes and are anchored in the second pull rod pads through anchor heads.
7. The cylindrical ring sleeve assembly according to claim 2, characterized in that: The cylindrical ring sleeve assembly is composed of two semi-cylindrical ring sleeves. The semi-cylindrical ring sleeve is characterized in that four force transmission plate supports are arranged on the outer side of the semi-cylindrical ring sleeve, and multiple anchor bolts are arranged on the inner wall of the semi-cylindrical sleeve.
8. The single column pier reinforcement device according to claim 1, characterized in that: The gap between the cylindrical ring sleeve assembly and the single column pier is not less than 140 mm.