Gravity type bridge parapet structure and assembling method

Abstract

The application provides a gravity type bridge revetment structure and an assembling method, relates to the technical field of bridge revetment, and comprises a plurality of revetment bodies, two water distribution sharp edges for resisting water flow impact are equidistantly arranged at one end of the revetment body, a plurality of first reserved holes are equidistantly arranged at the other end of the revetment body, a plurality of fixing assemblies for assembling the revetment are arranged at the end of the revetment body away from the water distribution sharp edges, a protection assembly for protection is arranged between the two adjacent water distribution sharp edges, the fixing assembly comprises a fastening assembly, the revetment body and the steel cable are fixed through the fixing assembly, the plurality of revetment bodies are connected together through the steel cable to form a stable overall structure, the fastening spring in the fastening assembly prevents the first connecting bolt or the first fastening nut from loosening under vibration or other stress, the tightness of the connection is improved, the connection between the water distribution sharp edges is prevented from being impacted by the water flow through the protection assembly, and the stability of the structure is improved.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of bridge revetment, in particular to a gravity type bridge revetment structure and an assembling method. BACKGROUND

[0002] The gravity type bridge revetment refers to a revetment structure that relies on its own weight to maintain its anti-inclination and anti-sliding stability, mainly composed of a wall body, an upper structure and a bed, etc., and is usually used for the protection and reinforcement of bridges to ensure the safety and stability of the bridges and their surrounding areas. The gravity type bridge revetment can effectively resist the erosion and damage of natural factors such as wind and waves, and compared with other types of revetment structures, the construction process of the gravity type bridge revetment is relatively simple.

[0003] The deficiencies in the prior art are that the traditional bridge revetment structure is mostly made of bricks and stones or poured with concrete, which has the problems of complex structure, long construction period and high cost, and the connecting structure for the revetment in the prior art is relatively simple, which will cause the gap at the connecting position to expand under the impact of water flow for a long time, affecting the protection effect of the revetment, in addition, these structures often show poor stability and durability when dealing with extreme weather and hydrological conditions. SUMMARY

[0004] The problem to be solved by the present application is that the connecting structure for the revetment in the prior art is relatively simple, which will cause the gap at the connecting position to expand under the impact of water flow for a long time, and has poor stability and durability.

[0005] In order to solve the above technical problems, the present application provides a gravity type bridge revetment structure, comprising a plurality of revetment bodies, one end of each revetment body is provided with two water division tips for resisting water flow impact, the other end of each revetment body is provided with a plurality of first reserved holes at equal intervals, and the end of each revetment body away from the water division tip is provided with a plurality of fixing assemblies for assembling the revetment, and a protection assembly for protection is arranged between two adjacent water division tips.

[0006] The fixing assembly comprises a fixing plate located on one side of the revetment body, three first mounting holes are provided at equal intervals in the middle of the fixing plate, a first connecting bolt is arranged in the inner cavity of the first mounting hole, and a fastening assembly is movably connected to one side of the first connecting bolt.

[0007] The protection assembly comprises an arc-shaped baffle located on the outer surface of the water division tip, three second mounting holes are provided at equal intervals on both sides of the outer surface of the arc-shaped baffle, and a second connecting bolt is arranged in the inner cavity of the second mounting hole.

[0008] Preferably, the first reserved hole is in position corresponding to and connected to the first mounting hole, the fastening assembly is located in the inner cavity of the first reserved hole, and the first connecting bolt penetrates through the first mounting hole and the inner cavity of the first reserved hole.

[0009] Preferably, the outer surface of the first connecting bolt is sleeved with a reinforcing gasket and a spring washer, the outer surface of the first connecting bolt is threadedly connected with a first fastening nut, and the spring washer is located between the reinforcing gasket and the first fastening nut.

[0010] Preferably, the fastening assembly comprises a fastening spring arranged in the inner cavity of the first reserved hole, one end of the fastening spring close to the fixed plate is fixedly connected with a connecting block, the middle part of the connecting block is fixedly connected with a connecting column, and the inner cavity of the connecting column is provided with a connecting through slot.

[0011] Preferably, the connecting block is movably connected to the inner cavity of the first reserved hole, the position of the first connecting bolt corresponds to the position of the connecting column, and the first connecting bolt penetrates through and is movably connected to the inner cavity of the connecting through slot.

[0012] Preferably, a steel cable is arranged between the fixed plate and the dike body, and the first connecting bolt penetrates through the middle part of the steel cable.

[0013] Preferably, the cross section of the arc-shaped baffle is half-elliptical, the arc-shaped baffle is sleeved on the outer surface of two adjacent water diversion tips, three second reserved holes are equidistantly arranged on the outer surface of the water diversion tip, and the position of the second reserved hole corresponds to and is connected to the position of the second mounting hole.

[0014] Preferably, the second connecting bolt penetrates through the second reserved hole and the inner cavity of the second mounting hole, and the outer surface of the second connecting bolt is threadedly connected with a second fastening nut on both sides.

[0015] Preferably, the middle part of the dike body away from the fixed assembly is arc-shaped, and the dike body is provided with a reinforcing layer and a gravel layer at the upper end and the lower end, respectively.

[0016] The application also provides an assembling method of the gravity type bridge dike structure.

[0017] Step one: according to the specific circumstances of the bridge, a plurality of dike bodies are spliced together, and at the same time, two adjacent water diversion tips are also spliced together, then steel cables are uniformly laid at the end of the dike body away from the water diversion tip according to the position of the first reserved hole, after the laying is completed, a fastening assembly is installed in the inner cavity of the first reserved hole, and the fixed plate is installed according to the position of the first reserved hole, so that the position of the first reserved hole corresponds to the position of the first mounting hole.

[0018] Step two: after the position of the steel cable and the fixing plate is determined, the first connecting bolt is inserted into the first mounting hole and the inner cavity of the first reserved hole, and then the first fastening nut is rotated, so that the fixing plate is pressed against the steel cable through the rotation of the first fastening nut;

[0019] Step three: when the first connecting bolt is tightened by the first fastening nut, it is constantly pressed into the inner cavity of the first reserved hole, and when the first connecting bolt is continuously rotated into the connecting channel cavity, the compression spring is compressed, and when the first connecting bolt is rotated to a certain extent, the compression spring is no longer compressed, and after the installation of the fixing assembly is completed, the steel cable is fixed as a whole;

[0020] Step four: after the assembly of the several dike bodies is completed by the fixing assembly, the outer surfaces of the two adjacent water diversion sharp edges between every two dike bodies are sleeved with arc-shaped baffles, the arc-shaped baffles are positioned through the second reserved hole and the second mounting hole, and after the position is determined, the second connecting bolt is inserted into the inner cavities of the second reserved hole and the second mounting hole, and then the second fastening nuts on both sides are rotated to fix the arc-shaped baffles on the outer surfaces of the water diversion sharp edges, and the assembly of the bridge dike is completed.

[0021] The technical effects and advantages of the present application are as follows:

[0022] The dike body provided with the arc-shaped structure can effectively disperse the pressure and improve the stability of the dike body as a whole, and the water diversion sharp edge structure at one end of the dike body can effectively resist the impact and scour of the water flow, disperse the impact force of the water flow on the dike, thereby improving the stability of the dike as a whole, and helping to slow down the water flow speed and reduce the scouring and erosion of the water flow on the soil on both sides of the dike.

[0023] The dike body provided with the arc-shaped structure can effectively disperse the pressure and improve the stability of the dike body as a whole, and the water diversion sharp edge structure at one end of the dike body can effectively resist the impact and scour of the water flow, disperse the impact force of the water flow on the dike, thereby improving the stability of the dike as a whole, and helping to slow down the water flow speed and reduce the scouring and erosion of the water flow on the soil on both sides of the dike.

[0024] This invention protects the water-dividing tip structure by incorporating protective components. Since the structure at the water-dividing tip is relatively thin, and a certain gap will be generated between two adjacent water-dividing tips, the gap will continue to widen under the impact of water flow. The arc-shaped baffle prevents the connection between the water-dividing tips from being impacted by the water flow, thus avoiding damage to the structure. The semi-arc design can protect the structure while ensuring the dispersion of water flow, and at the same time play a certain buffering role. Attached Figure Description

[0025] Figure 1 This is a schematic diagram of the overall structure of the present invention.

[0026] Figure 2 This is a schematic diagram of the overall structure of the present invention from another perspective.

[0027] Figure 3 This is a schematic diagram of the fixed component structure of the present invention.

[0028] Figure 4 This is a schematic cross-sectional view of the fixing component of the present invention.

[0029] Figure 5 This is a schematic diagram of the overall cross-sectional structure of the present invention.

[0030] Figure 6 For the present invention Figure 2 Enlarged schematic diagram of the structure at point A in the middle.

[0031] The attached diagram is labeled as follows: 1. Embankment body; 2. Reinforcement layer; 3. Crushed stone layer; 4. Water diversion point; 5. First reserved hole; 6. Fixing component; 61. Fixing plate; 62. First mounting hole; 63. First connecting bolt; 64. Fastening component; 641. Fastening spring; 642. Connecting block; 643. Connecting column; 644. Connecting through groove; 65. Reinforcement washer; 66. Spring washer; 67. First fastening nut; 7. Steel cable; 8. Second reserved hole; 9. Protective component; 91. Arc-shaped baffle; 92. Second mounting hole; 93. Second connecting bolt; 94. Second fastening nut. Detailed Implementation

[0032] This invention provides a gravity-type bridge embankment structure and assembly method, such as... Figure 1 - Figure 6 As shown, it includes several embankment bodies 1. By splicing and assembling several embankment bodies 1, a complete bridge embankment structure is formed. The structure is simple and the installation is very convenient. Two water-dividing tips 4 are set at equal intervals at one end of the embankment body 1 to resist the impact of water flow. Several first reserved holes 5 are opened at equal intervals at the other end of the embankment body 1. Several fixing components 6 for assembling the embankment are set at the end of the embankment body 1 away from the water-dividing tips 4. A protective component 9 for protection is set between two adjacent water-dividing tips 4.

[0033] Further, as shown in Figure 3 The fixed assembly 6 includes a fixed plate 61 on one side of the dike body 1, and three first mounting holes 62 are equidistantly arranged in the middle of the fixed plate 61. The inner cavity of the first mounting hole 62 is provided with a first connecting bolt 63, and the side of the first connecting bolt 63 is movably connected with a fastening assembly 64.

[0034] Further, as shown in Figure 2 And Figure 6 The protection assembly 9 includes an arc-shaped baffle 91 on the outer surface of the water diversion tip 4, and three second mounting holes 92 are equidistantly arranged on both sides of the outer surface of the arc-shaped baffle 91. The inner cavity of the second mounting hole 92 is provided with a second connecting bolt 93.

[0035] Further, as shown in Figure 3 And Figure 4 The position of the first reserved hole 5 corresponds to the position of the first mounting hole 62 and is connected thereto. The fastening assembly 64 is located in the inner cavity of the first reserved hole 5. The first connecting bolt 63 penetrates the inner cavity of the first reserved hole 5 and the first mounting hole 62. The installation position of the fixed assembly 6 is determined by the first reserved hole 5 and the first mounting hole 62. After the splicing of the plurality of dike bodies 1 is completed, the fixed assembly 6 is installed at the middle and the connection of the dike body 1 for fixation.

[0036] Further, as shown in Figure 3 The outer surface of the first connecting bolt 63 is sleeved with a reinforcing gasket 65 and a spring washer 66. The outer surface of the first connecting bolt 63 is threadedly connected with a first fastening nut 67. The spring washer 66 is located between the reinforcing gasket 65 and the first fastening nut 67. The reinforcing gasket 65 and the spring washer 66 provide additional fastening force. When the first connecting bolt 63 and the first fastening nut 67 are tightened, the elastic part of the spring washer 66 is compressed, thereby generating a force resisting loosening, preventing the first connecting bolt 63 or the first fastening nut 67 from loosening under vibration or other stress, and improving the tightness of the connection between the fixed assembly 6 and the dike body 1.

[0037] Further, as shown in Figure 4 And Figure 5 The fastening assembly 64 includes a fastening spring 641 arranged in the inner cavity of the first reserved hole 5. One end of the fastening spring 641 close to the fixed plate 61 is fixedly connected with a connecting block 642. The middle of the connecting block 642 is fixedly connected with a connecting column 643. The inner cavity of the connecting column 643 is provided with a connecting through slot 644.

[0038] Further, as shown in Figure 4 And Figure 5As shown, the connecting block 642 is movably connected to the inner cavity of the first reserved hole 5, the position of the first connecting bolt 63 corresponds to the position of the connecting column 643, the first connecting bolt 63 penetrates and is movably connected to the inner cavity of the connecting slot 644, when the first connecting bolt 63 is continuously screwed into the inner cavity of the connecting slot 644, the compression spring 641 is compressed, when the first connecting bolt 63 is screwed to a certain extent, the compression spring 641 is no longer compressed, thereby generating a counter force to keep the first connecting bolt 63 in a predetermined position.

[0039] Further, as shown in Figure 1 The fixed plate 61 and the dike body 1 are provided with a steel cable 7, after the dike body 1 is spliced, the steel cable 7 is uniformly laid according to the position of the first reserved hole 5, the first connecting bolt 63 penetrates the middle part of the steel cable 7, and the steel cable 7 is fixed as a whole through the fixation of the fixed assembly 6, the steel cable 7 is used as a high-strength connecting component, and a plurality of dike bodies 1 are firmly connected together through binding to form a stable overall structure.

[0040] Further, as shown in Figure 2 And Figure 6 The cross section of the arc-shaped baffle 91 is semi-elliptical, the arc-shaped baffle 91 is sleeved on the outer surface of the adjacent two water diversion tips 4, when the adjacent two water diversion tips 4 are spliced together, a certain gap will be generated, and the structure at the water diversion tip 4 is relatively thin, the gap will continuously expand under the impact of water flow, and a certain damage will be caused, the arc-shaped baffle 91 can avoid the connecting part between the water diversion tips 4 from being impacted by water flow, so as to cause the structure to be damaged, the semi-arc design can protect the water diversion tips 4 under the action of dispersing water flow, and also has a certain buffering effect, three second reserved holes 8 are equidistantly arranged on the outer surface of the water diversion tip 4, the position of the second reserved hole 8 corresponds to and is connected to the position of the second mounting hole 92.

[0041] Further, as shown in Figure 6 The second connecting bolt 93 penetrates the inner cavities of the second reserved hole 8 and the second mounting hole 92, and the outer surface of the second connecting bolt 93 is threadedly connected with the second fastening nut 94 on both sides, so as to fix the position of the arc-shaped baffle 91 through the second fastening nut 94 on both sides.

[0042] Further, as shown in Figure 1As shown, the middle part of the end of the bank body 1 away from the fixed assembly 6 is arc-shaped, the design of the middle part of the bank body 1 in the shape of an arch can effectively disperse the pressure and improve the stability of the bank body 1 as a whole, the upper and lower ends of the bank body 1 are respectively provided with a reinforced layer 2 and a gravel layer 3, the upper part of the reinforced layer 2 can be planted with suitable aquatic plants, which can absorb pollutants in water, thereby reducing the pollution load of the water body, and the gravel layer 3 can effectively disperse the pressure of the water flow, waves or ground water body, reduce the direct impact on the soil layer at the bottom of the bank, thereby enhancing the overall stability of the bank.

[0043] An assembling method of a gravity type bridge bank structure, comprising the following steps:

[0044] Step one: according to the specific circumstances of the bridge, a plurality of bank bodies 1 are spliced together, and at the same time, two adjacent water diversion tips 4 are also spliced together, then steel cables 7 are uniformly laid at the end of the bank body 1 away from the water diversion tip 4 according to the position of the first reserved hole 5, after the laying is completed, the fastening assembly 64 is installed in the inner cavity of the first reserved hole 5, the fixed plate 61 is installed according to the position of the first reserved hole 5, so that the positions of the first reserved hole 5 and the first mounting hole 62 correspond, the fixed assembly 6 is fixed at the middle part of the bank body 1 and the connection between every two bank bodies 1, to ensure the stability and firmness of the connection between the bank bodies 1, and at the same time, to ensure the firmness of the reinforced layer 2 and the gravel layer 3 arranged at the upper and lower ends thereof;

[0045] Step two: after the positions of the steel cable 7 and the fixed plate 61 are determined, the first connecting bolt 63 is penetrated through the first mounting hole 62 and the inner cavity of the first reserved hole 5, and inserted into the connecting through groove 644 in the inner cavity of the connecting column 643, then the first fastening nut 67 is rotated, the fixed plate 61 is pressed and fixed to the steel cable 7 through the rotation of the first fastening nut 67, the reinforced gasket 65 and the spring washer 66 are added between the first fastening nut 67 and the fixed plate 61, the additional fastening force is provided through the reinforced gasket 65 and the spring washer 66, when the first connecting bolt 63 and the first fastening nut 67 are tightened, the elastic part of the spring washer 66 is compressed, thereby generating a force resisting loosening, preventing the first connecting bolt 63 or the first fastening nut 67 from loosening under vibration or other stress, and improving the tightness of the connection between the fixed assembly 6 and the bank body 1;

[0046] Step three: when the first connecting bolt 63 is tightened by the first fastening nut 67, it will continuously extrude the inner cavity of the first reserved hole 5. When the first connecting bolt 63 is continuously screwed into the inner cavity of the connecting groove 644, the compression spring 641 is compressed. When the first connecting bolt 63 is screwed to a certain extent, the compression spring 641 is no longer compressed, thereby generating a counter force to keep the first connecting bolt 63 in a predetermined position. After the installation of the fixing assembly 6 is completed, the steel cable 7 is fixed as a whole. The steel cable 7 is used as a high-strength connecting member to firmly connect a plurality of dike bodies 1 together by binding to form a stable overall structure.

[0047] Step four: when a plurality of dike bodies 1 are assembled by the fixing assembly 6, an arc-shaped baffle 91 is sleeved on the outer surface of two adjacent water diversion tips 4 between the dike bodies 1. The arc-shaped baffle 91 is positioned by the second reserved hole 8 and the second mounting hole 92. After the position is determined, the second connecting bolt 93 is inserted into the inner cavity of the second reserved hole 8 and the second mounting hole 92. Then, the arc-shaped baffle 91 is fixed on the outer surface of the water diversion tip 4 by rotating the second fastening nut 94 on both sides. The assembly of the bridge dike is completed. Since the structure at the water diversion tip 4 is relatively thin, and a certain gap will be generated between the two adjacent water diversion tips 4, the gap will continuously expand under the impact of the water flow. The arc-shaped baffle 91 avoids the connection between the water diversion tips 4 from being impacted by the water flow, thereby preventing the structure from being damaged.

[0048] It can be understood that the present application is described by some embodiments, and those skilled in the art know that various changes or equivalent replacements can be made to the features and embodiments without departing from the spirit and scope of the present application. In addition, under the guidance of the present application, the features and embodiments can be modified to adapt to specific conditions and materials without departing from the spirit and scope of the present application. Therefore, the present application is not limited by the specific embodiments disclosed herein, and all embodiments falling within the scope of the claims of the present application are within the scope of the present application.

Claims

1. A gravity type parapet structure for a bridge, comprising a plurality of parapet bodies (1), characterized in that: One end of the dike body (1) is provided with two water diversion tips (4) for resisting water flow impact, the other end of the dike body (1) is provided with a plurality of first reserved holes (5) at equal intervals, and the end of the dike body (1) away from the water diversion tip (4) is provided with a plurality of fixing assemblies (6) for assembling the dike, and a protection assembly (9) is arranged between the two adjacent water diversion tips (4). The fixing assembly (6) comprises a fixing plate (61) located on one side of the dike body (1), three first mounting holes (62) are provided at equal intervals in the middle of the fixing plate (61), a first connecting bolt (63) is arranged in the inner cavity of the first mounting hole (62), and a fastening assembly (64) is movably connected to one side of the first connecting bolt (63). The protection assembly (9) comprises an arc-shaped baffle (91) located on the outer surface of the water diversion tip (4), three second mounting holes (92) are provided at equal intervals on the outer surface of the arc-shaped baffle (91), and a second connecting bolt (93) is arranged in the inner cavity of the second mounting hole (92). The position of the first reserved hole (5) corresponds to and is connected to the position of the first mounting hole (62), the fastening assembly (64) is located in the inner cavity of the first reserved hole (5), and the first connecting bolt (63) penetrates the inner cavities of the first mounting hole (62) and the first reserved hole (5). A steel cable (7) is arranged between the fixing plate (61) and the dike body (1), and the first connecting bolt (63) penetrates the middle part of the steel cable (7).

2. A gravity type bridge parapet structure according to claim 1, characterized in that: A reinforcing gasket (65) and a spring washer (66) are sleeved on the outer surface of the first connecting bolt (63), and a first fastening nut (67) is threadedly connected to the outer surface of the first connecting bolt (63), and the spring washer (66) is located between the reinforcing gasket (65) and the first fastening nut (67).

3. A gravity type bridge parapet structure according to claim 2, characterized in that: The fastening assembly (64) comprises a fastening spring (641) arranged in the inner cavity of the first reserved hole (5), one end of the fastening spring (641) close to the fixing plate (61) is fixedly connected with a connecting block (642), the middle part of the connecting block (642) is fixedly connected with a connecting column (643), and a connecting groove (644) is arranged in the inner cavity of the connecting column (643).

4. A gravity type bridge parapet structure according to claim 3, characterized in that: The connecting block (642) is movably connected to the inner cavity of the first reserved hole (5), the position of the first connecting bolt (63) corresponds to the position of the connecting column (643), and the first connecting bolt (63) penetrates and is movably connected to the inner cavity of the connecting groove (644).

5. A gravity type bridge parapet structure according to claim 3, wherein: The cross section of the arc-shaped baffle (91) is half-elliptical, the arc-shaped baffle (91) is sleeved on the outer surface of the two adjacent water diversion tips (4), three second reserved holes (8) are provided at equal intervals on the outer surface of the water diversion tip (4), and the position of the second reserved hole (8) corresponds to and is connected to the position of the second mounting hole (92).

6. A gravity type bridge parapet structure according to claim 5, characterized in that: The second connecting bolt (93) penetrates the inner cavities of the second reserved hole (8) and the second mounting hole (92), and the outer surface of the second connecting bolt (93) is threadedly connected with the second fastening nut (94) on both sides.

7. A gravity type bridge parapet structure as claimed in claim 1, wherein: The distal end of the embankment body (1) is arc-shaped, and the upper and lower ends of the embankment body (1) are respectively provided with a reinforcing layer (2) and a gravel layer (3).

8. A method of assembling a gravity type bridge parapet structure according to claim 6, wherein The method comprises the following steps: Step one: according to the specific circumstances of the bridge, a plurality of embankment bodies (1) are spliced together, and at the same time, two adjacent water diversion tips (4) are also spliced together. Then, steel cables (7) are uniformly laid at the end of the embankment body (1) away from the water diversion tip (4) according to the position of the first reserved hole (5). After the laying is completed, a fastening assembly (64) is installed in the inner cavity of the first reserved hole (5), and a fixed plate (61) is installed according to the position of the first reserved hole (5), so that the positions of the first reserved hole (5) and the first mounting hole (62) correspond; Step two: after the positions of the steel cable (7) and the fixed plate (61) are determined, the first connecting bolt (63) penetrates the inner cavities of the first mounting hole (62) and the first reserved hole (5), and is inserted into the inner cavity of the connecting groove (644) in the inner cavity of the connecting column (643). Then, the first fastening nut (67) is rotated, and the fixed plate (61) is pressed and fixed to the steel cable (7) through the rotation of the first fastening nut (67); Step three: when the first connecting bolt (63) is tightened by the first fastening nut (67), it is constantly pressed into the inner cavity of the first reserved hole (5). When the first connecting bolt (63) is continuously rotated into the inner cavity of the connecting groove (644), the compression spring (641) is compressed. When the first connecting bolt (63) is rotated to a certain extent, the compression spring (641) is no longer compressed. After the installation of the fixed assembly (6) is completed, the steel cable (7) is fixed as a whole; Step four: after the plurality of embankment bodies (1) are assembled by the fixed assembly (6), an arc-shaped baffle (91) is sleeved on the outer surface of the two adjacent water diversion tips (4) between every two embankment bodies (1). The arc-shaped baffle (91) is positioned by the second reserved hole (8) and the second mounting hole (92). After the position is determined, the second connecting bolt (93) penetrates the inner cavities of the second reserved hole (8) and the second mounting hole (92). Then, the second fastening nut (94) on both sides is rotated to fix the arc-shaped baffle (91) on the outer surface of the water diversion tip (4), and the assembly of the bridge embankment is completed.

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