Inclined vertical pushing pier-side support
Through the design of the stent beside the push pier push pier, the combined structure of multiple shear boards and the horizontal support parts solves the problem of unsatisfactory support on the top support of the top push pier due to space limitations in the existing technology. Higher bearing capacity and shear ability ensure the safety and stability of bridge construction.
Patent Information
- Application Number
- CN202420904573.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-28
- Publication Date
- 2025-01-28
- Estimated Expiration
- 2034-04-28
AI Technical Summary
The existing support beside the top push pier is limited in space during design and assembly, resulting in unsatisfactory top support. The lower pier body cannot effectively disperse and resist when it bears large thrust, which is prone to damage, affecting the construction progress and threatening the bridge structure. Safety.
Design an oblique stand -type push pier support, through embedding the support board on both sides of the pier body, and setting the assembly slot on the support plate, pouring concrete pillars, setting the shear board and horizontal support parts, the top of the shearpower board, the top of the shear board Tilt at the outside as the benchmark, increase the reinforcement to increase the intensity and stiffness.
By dispersing weight and stress on multiple shearboards, the stress of each shearboard is uniform, improve the overall carrying capacity and shear ability, reduce local stress concentration, and enhance the stability and safety of the bracket.
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Figure CN222412650U_ABST
Abstract
Description
Technical Field
[0001] The utility model belongs to the technical field of bridge supports, and in particular relates to an oblique vertical push-up pier side support. Background Art
[0002] With the continuous advancement of my country's transportation infrastructure construction, the construction of large bridges is increasing. Among these bridges, steel structure bridges are widely used due to their light weight, high strength, corrosion resistance and other characteristics; especially when crossing rivers, straits or other obstacles, steel structure bridges can better play their advantages. However, the construction of steel structure bridges also faces some challenges, especially in complex construction environments, such as turbulent water flow and complex geological conditions;
[0003] In these special cases, the construction of steel truss bridges often adopts the method of on-site loose assembly and jacking construction. This method can effectively cope with the limitations of the construction environment and improve construction efficiency and quality; however, during the jacking construction process, the assembly and stability of the jacking pier side brackets become the key;
[0004] The existing supports beside the jacking piers are often affected by space limitations during design and assembly. Due to the limited space, the top support of the supports often cannot achieve the ideal effect, which causes the pier body below to be unable to effectively disperse and resist these forces when subjected to large thrusts, making it prone to damage. Damage to the pier body will not only affect the construction progress, but may also pose a threat to the overall structural safety of the bridge. Utility Model Content
[0005] The utility model provides an inclined vertical jacking pier support, aiming to solve the problem that the existing jacking pier support is affected by space limitations during design and assembly; the top support of the support often fails to achieve an ideal effect, which causes the pier body below to be unable to effectively disperse and resist these forces when subjected to a large thrust, thereby being easily damaged; the damage to the pier body not only affects the construction progress, but may also pose a threat to the overall structural safety of the bridge.
[0006] The utility model is implemented as follows: an inclined vertical jacking pier support, comprising a pier body; a support arranged above the pier body; a support mechanism arranged outside the pier body; wherein the support mechanism comprises: support plates embedded in advance on both sides of the pier body; a group of assembly grooves are opened in each of the two support plates; columns arranged in the two groups of assembly grooves; concrete is poured in the gaps of the assembly grooves in a number of the columns; shear plates are arranged between a number of the columns and the support, and the top of the shear plates is inclined outward at a certain angle based on the pier body; and transverse support members are arranged between each group of adjacent shear plates and the pier body.
[0007] Preferably, the transverse support member comprises: a positioning shaft arranged on the pier body and the corresponding shear plate; a transverse connecting rod is arranged between every two opposite positioning shafts; and a longitudinal connecting rod is arranged between every two adjacent transverse connecting rods.
[0008] Preferably, reinforcing ribs are arranged in the shear plate, and the reinforcing ribs are arranged in any one of a cross shape, a cross shape or a tic-tac-toe shape.
[0009] Preferably, the positioning shaft, the transverse connecting rod and the longitudinal connecting rod are connected by welding.
[0010] Preferably, steel fibers are arranged in the concrete, and the steel fibers are evenly distributed in the concrete.
[0011] Preferably, the cross-sectional shape of the column is any one of a rectangle, a circle or a hollow square.
[0012] Compared with the prior art, the embodiments of the present application have the following beneficial effects:
[0013] First, the device effectively disperses the weight of the support structure and the external force it receives to multiple shear plates. This design of dispersed force makes the force borne by each shear plate more uniform, thereby improving the overall bearing capacity of the support. The top of the shear plate is tilted outward at a certain angle based on the pier body, which helps to disperse the shear force to a wider area. This design reduces the concentration of local stress and further enhances the shear resistance of the support. Reinforcement ribs are set inside the shear plate to increase the cross-sectional area of the material and change the force transmission path, thereby improving the strength and rigidity of the shear plate, so that it can better resist deformation and damage when subjected to force.
[0014] Second: This device forms a complete, three-dimensional support structure by setting up transverse support members. This design ensures that the bracket has sufficient rigidity and stability in both the transverse and longitudinal directions. The positioning axis is used as a reference point to ensure the accurate installation of the transverse connecting rod; the transverse connecting rod connects the relative shear plates to form a stable transverse support system; the addition of the longitudinal connecting rod further connects the adjacent transverse connecting rods, thereby enhancing the overall stability of the bracket. BRIEF DESCRIPTION OF THE DRAWINGS
[0015] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;
[0016] Figure 2 It is a three-dimensional structural schematic diagram of the utility model;
[0017] Figure 3 It is a front structural schematic diagram of the utility model;
[0018] Figure 4It is a schematic diagram of the three-dimensional structure of the support plate of the utility model;
[0019] Figure 5 It is a schematic diagram of column assembly of the utility model;
[0020] In the figure: 1, pier body; 2, bracket; 301, support plate; 302, assembly groove; 303, column; 304, shear plate; 401, positioning shaft; 402, transverse connecting rod; 403, longitudinal connecting rod; 5, reinforcing ribs. DETAILED DESCRIPTION
[0021] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by technicians in the technical field of this application; the terms used in the specification of the application herein are only for the purpose of describing specific embodiments and are not intended to limit this application; the terms "including" and "having" and any variations thereof in the specification and claims of this application and the above-mentioned drawings are intended to cover non-exclusive inclusions. The terms "first", "second", etc. in the specification and claims of this application or the above-mentioned drawings are used to distinguish different objects, not to describe a specific order.
[0022] Reference to "embodiments" herein means that a particular feature, structure, or characteristic described in conjunction with the embodiments may be included in at least one embodiment of the present application. The appearance of the phrase in various locations in the specification does not necessarily refer to the same embodiment, nor is it an independent or alternative embodiment that is mutually exclusive with other embodiments. It is explicitly and implicitly understood by those skilled in the art that the embodiments described herein may be combined with other embodiments.
[0023] The utility model provides an inclined vertical jacking pier support, such as Figure 1-5 As shown, it includes a pier body 1; a bracket 2 arranged above the pier body 1; a supporting mechanism arranged outside the pier body 1; wherein the supporting mechanism includes: support plates 301 pre-buried on both sides of the pier body 1; a group of assembly grooves 302 are opened in each of the two support plates 301; columns 303 arranged in the two groups of assembly grooves 302; concrete is poured in the gaps of several of the columns 303 in the assembly grooves 302; shear plates 304 are arranged between several of the columns 303 and the bracket 2, and the top of the shear plates 304 is inclined outward at a certain angle based on the pier body 1; and transverse support members are arranged between each group of adjacent shear plates 304 and the pier body 1.
[0024] It should be noted that, due to the space limitation in the design and assembly of the existing jacking pier support 2, the top support of the support 2 often cannot achieve the ideal effect, which causes the pier body 1 below to be unable to effectively disperse and resist these forces when subjected to large thrust, and thus is prone to damage. The damage of the pier body 1 will not only affect the construction progress, but may also pose a threat to the overall structural safety of the bridge. This solution significantly improves the overall bearing capacity by dispersing the weight and force to multiple shear plates 304 to ensure that each shear plate 304 is evenly stressed. Secondly, the shear plate 304 is uniquely designed, and its top is inclined with respect to the pier body 1, which helps to disperse the shear force to a wider area and reduce Local stress concentration further enhances the shear resistance. In addition, in order to enhance the strength and rigidity of the shear plate 304, reinforcing ribs 5 are arranged inside to increase the cross-sectional area of the material and optimize the force transmission path so that it can better resist deformation and damage. Finally, by arranging transverse supports, a complete three-dimensional support structure is formed, ensuring that the bracket 2 has excellent rigidity and stability in both the transverse and longitudinal directions. The positioning shaft 401 is used as an installation reference to ensure the precise installation of the transverse connecting rod 402, which is then combined with the longitudinal connecting rod 403 to enhance the overall stability of the bracket 2. This series of design innovations makes the device excellent in load-bearing and stability, and is suitable for various complex working environments.
[0025] Specifically, in this embodiment, the scheme mainly includes a pier body 1, a bracket 2 and a supporting mechanism; the pier body 1 is used as the foundation of the bracket 2, and is usually made of reinforced concrete or steel material to ensure that it has sufficient bearing capacity and stability; the pier body 1 is pre-buried underground to enhance its stability, so that it can reliably support the weight and force transmitted from above; the bracket 2 effectively disperses the weight of the upper structure and the external force received to multiple shear plates 304 through its lower supporting mechanism; this design of dispersing force makes the force borne by each shear plate 304 more uniform, thereby improving the overall bearing capacity of the bracket 2;
[0026] In order to enhance the connection strength between the column 303 and the assembly groove 302, concrete is poured in the gap of the assembly groove 302 of several columns 303. This design not only improves the stability of the connection, but also enables the bracket 2 to better transmit the force when subjected to external force, reducing the possibility of deformation and damage; the top of the shear plate 304 is inclined outward at a certain angle based on the pier body 1; this design helps to disperse the shear force to a wider area, reduce the concentration of local stress, and thus improve the shear resistance of the bracket 2.
[0027] In a further preferred embodiment of the present invention, Figure 1-3As shown, the transverse support member includes: a positioning shaft 401 arranged on the pier body 1 and the corresponding shear plate 304; a transverse connecting rod 402 is arranged between every two opposite positioning shafts 401; and a longitudinal connecting rod 403 is arranged between every two adjacent transverse connecting rods 402.
[0028] In this embodiment, the positioning shaft 401 is the basic component of the transverse support member, which is welded to the pier body 1 and the corresponding shear plate 304. The positioning shaft 401 provides a reference point for the installation and fixation of the transverse connecting rod 402, ensuring that the transverse connecting rod 402 can be accurately connected to the position where support is required; the transverse connecting rod 402 is the main component connecting the two relative positioning shafts 401;
[0029] A transverse connecting rod 402 is arranged between each two relative positioning shafts 401, so that two relative shear plates 304 can be connected to form a stable transverse support system; the function of the transverse connecting rod 402 is to transmit and disperse the force between the shear plates 304 laterally, thereby enhancing the overall stability of the bracket 2;
[0030] The longitudinal link 403 is used to connect adjacent transverse links 402 to form a complete supporting structure; a longitudinal link 403 is arranged between every two adjacent transverse links 402, so as to ensure that the bracket 2 also has sufficient rigidity and stability in the longitudinal direction; the existence of the longitudinal link 403 can further disperse and transmit the force from above, ensuring that the bracket 2 can remain stable under various working conditions.
[0031] In a further preferred embodiment of the present invention, Figure 1-2 As shown, the shear plate 304 is provided with reinforcing ribs 5, and the reinforcing ribs 5 are arranged in any one of a cross shape, a cross shape or a tic-tac-toe shape.
[0032] In this embodiment, the shear plate 304 is a key component, which is responsible for bearing and dispersing the shear force from the upper structure; in order to ensure that the shear plate 304 has sufficient strength and rigidity to withstand these forces without damage or excessive deformation, reinforcing ribs 5 are provided inside the shear plate 304; the reinforcing ribs 5 are a structural measure to increase the strength and rigidity of the structure, and by increasing the cross-sectional area of the material and changing the force transmission path, the structure can better resist deformation and damage when subjected to force, further improving the strength and rigidity of the shear plate 304, so that it has better shear resistance.
[0033] In a further preferred embodiment of the present invention, Figure 1-4 As shown, the positioning shaft 401, the transverse connecting rod 402 and the longitudinal connecting rod 403 are connected by welding.
[0034] In this embodiment, the weld formed after welding has very high strength and can withstand large tensile, shear and bending forces, ensuring that the components of the bracket 2 will not loosen or break when subjected to force.
[0035] In a further preferred embodiment of the present invention, Figure 1-5 As shown, steel fibers are arranged in the concrete and are evenly distributed in the concrete.
[0036] In this embodiment, the addition of steel fibers can improve the ductility of concrete, so that it has better plastic deformation ability when subjected to stress, which helps the concrete structure maintain integrity and stability when subjected to dynamic loads such as earthquakes and impacts.
[0037] In a further preferred embodiment of the present invention, Figure 1-4 As shown, the cross-sectional shape of the column 303 is any one of a rectangle, a circle or a hollow square.
[0038] In this embodiment, the rectangular cross-section column can provide a larger cross-sectional area, thereby increasing the rigidity and load-bearing capacity of the column; the circular cross-section column is subjected to uniform force in all directions, so it can withstand forces from all directions without prone to local damage; the hollow square cross-section column can reduce material consumption while maintaining sufficient rigidity and load-bearing capacity.
[0039] Working principle: The pier body 1 is used as the foundation of the support 2 and is usually made of reinforced concrete or steel to ensure that it has sufficient bearing capacity and stability; the pier body 1 is pre-buried underground to enhance its stability so that it can reliably support the weight and force transmitted from above; the support 2 effectively disperses the weight of the upper structure and the external force to multiple shear plates 304 through its lower support mechanism; this force-dispersing design makes the force borne by each shear plate 304 more uniform, thereby improving the overall bearing capacity of the support 2;
[0040] In order to enhance the connection strength between the columns 303 and the assembly grooves 302, concrete is poured in the gaps of the assembly grooves 302 of the columns 303. This design not only improves the stability of the connection, but also enables the bracket 2 to better transmit the force when subjected to external force, thereby reducing the possibility of deformation and damage. The top of the shear plate 304 is inclined outward at a certain angle based on the pier body 1. This design helps to disperse the shear force to a wider area, reduce the concentration of local stress, and thus improve the shear resistance of the bracket 2.
[0041] At the same time, a reinforcing rib 5 is provided inside the shear plate 304; the reinforcing rib 5 is a structural measure for increasing the strength and rigidity of the structure, and by increasing the cross-sectional area of the material and changing the force transmission path, the structure can better resist deformation and damage when subjected to force, further improving the strength and rigidity of the shear plate 304, and making it have better shear resistance;
[0042] The positioning shaft 401 is the basic component of the transverse support, which is welded to the pier body 1 and the corresponding shear plate 304. The positioning shaft 401 provides a reference point for the installation and fixation of the transverse connecting rod 402, ensuring that the transverse connecting rod 402 can be accurately connected to the position where support is required; the transverse connecting rod 402 is the main component connecting the two relative positioning shafts 401;
[0043] A transverse connecting rod 402 is arranged between each two relative positioning shafts 401, so that two relative shear plates 304 can be connected to form a stable transverse support system; the function of the transverse connecting rod 402 is to transmit and disperse the force between the shear plates 304 laterally, thereby enhancing the overall stability of the bracket 2;
[0044] The longitudinal link 403 is used to connect adjacent transverse links 402 to form a complete supporting structure; a longitudinal link 403 is arranged between every two adjacent transverse links 402, so as to ensure that the bracket 2 also has sufficient rigidity and stability in the longitudinal direction; the existence of the longitudinal link 403 can further disperse and transmit the force from above, ensuring that the bracket 2 can remain stable under various working conditions.
[0045] It should be noted that, for the above-mentioned embodiments, for the sake of simplicity, they are all described as a series of action combinations, but those skilled in the art should know that the utility model is not limited by the described action sequence, because according to the utility model, some steps may be performed in other sequences or simultaneously. Secondly, those skilled in the art should also know that the embodiments described in the specification are all preferred embodiments, and the actions and modules involved are not necessarily required by the utility model.
[0046] In the several embodiments provided in the present application, it should be understood that the disclosed devices can be implemented in other ways. For example, the device embodiments described above are merely schematic, such as the division of the above-mentioned units. There may be other division methods in actual implementation, such as multiple units or components can be combined or integrated into another system, or some features can be ignored or not executed. Another point is that the mutual coupling or communication connection shown or discussed can be through some interfaces, and the indirect coupling or communication connection between devices or units can be in the form of telecommunication or other forms.
[0047] The units described above as separate components may or may not be physically separated, and the components shown as units may or may not be physical units, that is, they may be located in one place or distributed on multiple structural units. Some or all of the units may be selected according to actual needs to achieve the purpose of the present embodiment.
[0048] The above embodiments are only used to illustrate the technical solutions of the utility model, rather than to limit the protection scope of the utility model. Obviously, the described embodiments are only some embodiments of the utility model, rather than all embodiments. Based on these embodiments, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model. Although the utility model has been described in detail with reference to the above embodiments, ordinary technicians in this field can still combine, add, delete or make other adjustments to the features in the various embodiments of the utility model according to the circumstances without conflict, without making creative work, so as to obtain different other technical solutions that do not deviate from the concept of the utility model in essence, and these technical solutions also belong to the scope of protection of the utility model.
Claims
1. An oblique vertical jacking pier support, characterized in that: include: Pier body; A support provided above the pier body; A supporting mechanism disposed outside the pier body; Wherein, the supporting mechanism comprises: Support plates embedded in both sides of the pier; A set of assembly grooves are provided in each of the two support plates; A column disposed in the two groups of the assembly grooves; Concrete is poured in the gaps of the assembly grooves of the plurality of columns; A shear plate is provided between the plurality of columns and the brackets, and the top of the shear plate is inclined outward at a certain angle based on the pier body; Transverse supports are provided between each set of adjacent shear plates and the pier body.
2. The inclined vertical jacking pier support according to claim 1, characterized in that: The lateral support member comprises: A positioning shaft disposed on the pier body and the corresponding shear plate; A transverse connecting rod is provided between each two opposite positioning shafts; A longitudinal link is arranged between every two adjacent transverse links.
3. The inclined vertical jacking pier support as claimed in claim 2, characterized in that: The shear plate is provided with reinforcing ribs, and the reinforcing ribs are arranged in any one of a cross shape, a cross shape or a tic-tac-toe shape.
4. The inclined vertical jacking pier support as claimed in claim 2, characterized in that: The positioning shaft, the transverse connecting rod and the longitudinal connecting rod are connected by welding.
5. The inclined vertical jacking pier support according to claim 1, characterized in that: Steel fibers are arranged in the concrete and are evenly distributed in the concrete.
6. The inclined vertical jacking pier support according to claim 1, characterized in that: The cross-sectional shape of the column is any one of a rectangle, a circle or a hollow square.