Municipal road bridge simply supported beam construction structure
By introducing a combination of buffer and support devices into the construction structure of simply supported beams for municipal road bridges, and utilizing the design of curved plates and damping buffer springs, the problems of poor buffering and shock absorption and installation stability were solved, thereby achieving stable support and improved safety of the bridge.
Patent Information
- Application Number
- CN202520320377.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-02-26
- Publication Date
- 2026-02-06
- Estimated Expiration
- 2035-02-26
AI Technical Summary
The existing simply supported beam construction structure for municipal road bridges has poor buffering and shock absorption effects when dealing with dynamic loads such as vehicle traffic, and it is difficult to ensure both high-precision installation and structural stability at the same time.
A buffer device is adopted, which includes a combination of an arc plate, a slider and a damping buffer spring. The buffer slides in the guide groove through the guide post, and the elasticity of the damping buffer spring absorbs energy. Combined with the stable connection of the support device, the accurate installation and stability of the main device are ensured.
It improves the bridge's shock absorption and vibration reduction performance, extends its service life, ensures the bridge's stability and safety, and provides reliable traffic protection.
Smart Images
Figure CN223880210U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to municipal engineering technical field especially relates to a municipal road bridge simple supported beam construction structure. BACKGROUND
[0002] With the acceleration of urbanization process, municipal road bridge construction becomes an important part of city infrastructure construction, and simple supported beam is widely used in various municipal road bridge engineering as a common bridge structure form because of its clear stress, simple structure and convenient construction and the like, in the simple supported beam construction process, a series of reliable construction structures are needed to ensure the construction quality and the safety and stability of the bridge, at present, there are various municipal road bridge simple supported beam construction structures on the market, these structures meet the construction demand to some extent, but there are still some places to be improved, the existing part of municipal road bridge simple supported beam construction structures have poor buffering and damping effect when coping with dynamic load such as vehicle driving, in actual construction, the installation precision of the construction structure is very important to the overall performance of the bridge, however, some existing construction structures are difficult to ensure high-precision installation and stability of the structure during installation, on the one hand, in order to pursue installation precision, the structure connection may be complex, and the construction efficiency is reduced, on the other hand, if the installation convenience is too emphasized and the structure is simplified, the stability may be sacrificed, so that the bridge faces safety hazards during use, therefore, the utility model provides a municipal road bridge simple supported beam construction structure. CONTENT OF THE UTILITY MODEL
[0003] The utility model mainly aims at providing a municipal road bridge simple supported beam construction structure, which can effectively solve the problems in the background art.
[0004] To achieve the above-mentioned purpose, the utility model adopts the technical scheme that:
[0005] A municipal road bridge simple supported beam construction structure, comprising fixing pegs, the fixing pegs are provided with four, the outer surfaces of the four fixing pegs are commonly screw-connected with supporting devices, the upper end left part and the upper end right part of the supporting devices are commonly fixedly connected with main body devices, and the left end upper part and the right end upper part of the supporting devices are commonly fixedly connected with buffer devices.
[0006] The support device comprises a first support column and a second support column, the lower end of the first support column and the lower end of the second support column are fixedly connected with a base column, the upper right end of the first support column and the upper left end of the second support column are provided with a buffer groove, the middle right end of the first support column and the middle left end of the second support column are fixedly connected with a middle reinforcing rib plate, the upper end of the middle reinforcing rib plate is provided with a first guide groove around, the middle upper end of the first support column and the middle upper end of the second support column are provided with a positioning groove, the upper left end of the first support column and the upper right end of the second support column are provided with two screw holes, the first support column is threadedly connected with the two fixed bolts on the left side, and the second support column is threadedly connected with the two fixed bolts on the right side.
[0007] Preferably, the main body device comprises guide columns, the guide columns are provided with four, the lower ends of the four guide columns are fixedly connected with a connecting plate, the upper ends of the guide columns are fixedly connected with a beam plate, the lower left end and the lower right end of the beam plate are fixedly connected with positioning columns, the lower corners of the beam plate are fixedly connected with mounting ear plates, and the four guide columns are respectively inserted into the first guide grooves.
[0008] By adopting the above technical scheme, the connecting plate and the beam plate are connected through the four guide columns, the size of the positioning column and the mounting ear plate is matched, and the connecting relationship with the corresponding components is achieved, so that the stable assembly of the main body device and the reliable connection with the support device are realized.
[0009] Preferably, the buffer device comprises an arc-shaped plate, the left end and the right end of the arc-shaped plate are fixedly connected with sliding blocks, the upper end and the lower end of the two sliding blocks are fixedly connected with damping buffer springs, the surface of the arc-shaped plate is provided with a second guide groove around, and the arc-shaped plate is located directly below the beam plate.
[0010] By adopting the above technical scheme, the combination of the arc-shaped plate, the sliding block and the damping buffer spring provides the bridge with the function of buffering and shock absorption.
[0011] Preferably, the other end of the two damping buffer springs on the left side is fixedly connected with the upper groove wall and the lower groove wall of the buffer groove on the left side, and the other end of the two damping buffer springs on the right side is fixedly connected with the upper groove wall and the lower groove wall of the buffer groove on the right side.
[0012] By adopting the above technical scheme, the damping buffer spring is fixed with the buffer groove wall, so that the spring can play an elastic role in the buffering process, and energy absorption is realized.
[0013] Preferably, the arc-shaped plate is in an arc-shaped structure, and the two sliding blocks are slidingly connected in the buffer grooves.
[0014] By adopting the technical scheme, the arc-shaped plate has an arc-shaped structure, can better disperse and transmit force when the bridge is subjected to external force, avoids stress concentration, and improves the carrying capacity and stability of the buffer device.
[0015] Preferably, the positions and sizes of the two positioning columns correspond to the positions and sizes of the two positioning grooves one by one, and the positions and sizes of the four mounting ear plates are adapted to the positions and sizes of the four fixing bolts.
[0016] By adopting the technical scheme, the accurate position and size correspondence and adaptation ensure the accuracy and firmness of the connection between the main body device and the supporting device.
[0017] Preferably, the four guide columns are respectively and one by one connected in the second guide grooves.
[0018] By adopting the technical scheme, the insertion of the guide columns in the second guide grooves enables the main body device to work with the buffer device, realizes the guidance of the load transmission and the buffering process.
[0019] Compared with the prior art, the utility model has the following beneficial effects:
[0020] 1、In the utility model, the buffer device is set, the arc-shaped plate, the sliding block and the damping buffer spring are combined skillfully, good buffering and damping performance is provided for the bridge, when the beam plate is vibrated or displaced due to external force such as vehicle driving, the guide column slides in the second guide groove on the surface of the arc-shaped plate, drives the arc-shaped plate and the sliding block to move in the buffer groove of the supporting device, the damping buffer spring is deformed at this time, absorbs and buffers energy by using the elasticity, effectively reduces the vibration amplitude of the beam plate, solves the problem that the buffering and damping effect of part of the existing construction structure is poor when the dynamic load such as vehicle driving is responded, reduces the impact of the load such as vehicle on the beam plate, prolongs the service life of the beam plate and the whole bridge structure, improves the stability and safety of the bridge, provides more reliable passing guarantee for the passing pedestrians and vehicles.
[0021] 2、The utility model discloses, four guide columns of main body device are respectively inserted in the one -line guide groove of the middle reinforcing rib board of support device, play the guiding effect, ensure that main body device can be accurate positioning and a certain degree of movement along one -line guide groove in the installation and use process, simultaneously, the positioning column of beam board lower extreme and the positioning groove position size of support device one -to -one correspondence, further guarantee the close cooperation of main body device and support device, prevent structural misplacement, in structural stability aspect, on one hand, support device is connected through one -line support column, second support column and four fixed pegs screw, and the ground contact area of base column increases, and the middle reinforcing rib board enhances the overall structural strength design, realizes the steady support, on the other hand, main body device is adapted to the fixed peg position through mounting lug board, and main body device and support device are firmly connected together, and the structural stability is strengthened, solved the problem that the high -precision installation of existing construction structure is difficult to guarantee simultaneously with structural stability, realized the steady support of main body structure, and the mechanical property of whole construction structure is optimized, ensures the safety and reliability of municipal road bridge in the use process. BRIEF DESCRIPTION OF DRAWINGS
[0022] Figure 1 It is whole structure schematic view of a municipal road bridge simple -supported beam construction structure of the utility model;
[0023] Figure 2 It is support device structure schematic view of a municipal road bridge simple -supported beam construction structure of the utility model;
[0024] Figure 3 It is main body device structure schematic view of a municipal road bridge simple -supported beam construction structure of the utility model;
[0025] Figure 4 It is buffer device structure schematic view of a municipal road bridge simple -supported beam construction structure of the utility model;
[0026] Figure 5 It is A place detail enlarged structure schematic view of a municipal road bridge simple -supported beam construction structure of the utility model.
[0027] In the drawing: 1, fixed peg;2, support device;3, main body device;4, buffer device;21, one -line support column;22, base column;23, positioning groove;24, buffer groove;25, middle reinforcing rib board;26, one -line guide groove;27, second support column;28, screw hole;31, beam board;32, mounting lug board;33, guide column;34, connecting plate;35, positioning column;41, sliding block;42, second guide groove;43, damping buffer spring;44, arc plate. DETAILED DESCRIPTION
[0028] In order to make the technical means, creation features, purposes and effects of the utility model easy to understand, the utility model is further described below in combination with specific embodiments.
[0029] In the description of the utility model, it needs to be explained that the orientation or position relation indicated by the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" and the like is the orientation or position relation shown based on the drawings, and is only for the convenience of describing the utility model and simplifying the description, and therefore cannot be understood as a limitation on the utility model. In addition, the terms "first" and "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance.
[0030] In the description of the utility model, it needs to be explained that, unless otherwise explicitly specified and limited, the terms "mounting", "provided with", "connection" and the like should be understood in a broad sense, for example, "connection" can be fixed connection, can also be detachable connection, or integrally connected; can be mechanical connection, can also be electrical connection; can be directly connected, can also be indirectly connected through an intermediate medium; can be the communication inside two elements. For ordinary skilled persons in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.
[0031] Please refer to Figures 1-5 The utility model provides a technical scheme:
[0032] A municipal road bridge simple supported beam construction structure, including fixed peg 1, four fixed pegs 1 are provided with, the outer surface of four fixed pegs 1 is commonly screw connected with support device 2, the upper end left part and the upper end right part of support device 2 are commonly fixedly connected with main body device 3, the left end upper part and the right end upper part of support device 2 are commonly fixedly connected with buffer device 4.
[0033] In the embodiment, support device 2 includes a first support column 21 and a second support column 27, the lower end of the first support column 21 and the lower end of the second support column 27 are fixedly connected with a base column 22, the upper right end of the first support column 21 and the upper left end of the second support column 27 are provided with a buffer groove 24, the upper middle part of the right end of the first support column 21 and the upper middle part of the left end of the second support column 27 are commonly fixedly connected with an intermediate reinforcing rib plate 25, the upper end of the intermediate reinforcing rib plate 25 is provided with a first guide groove 26 around, the upper middle part of the first support column 21 and the upper middle part of the second support column 27 are provided with a positioning groove 23, the upper left end of the first support column 21 and the upper right end of the second support column 27 are provided with two screw holes 28, the first support column 21 is screw connected with the two fixed pegs 1 on the left side, and the second support column 27 is screw connected with the two fixed pegs 1 on the right side.
[0034] Through the above scheme: through four fixed bolts 1, the first support column 21 is screwed with the left two fixed bolts 1, and the second support column 27 is screwed with the right two fixed bolts 1, so as to realize the fixed installation of the whole support device 2, the base column 22 at the lower end of the first support column 21 and the second support column 27 can increase the contact area with the ground, improve the support stability, and the two are fixedly connected through the intermediate reinforcing rib plate 25, further enhancing the structural strength of the whole support device 2, the first guide groove 26 on the intermediate reinforcing rib plate 25 provides a guiding effect for the guide column 33 of the main device 3, so that the installation of the main device 3 is more accurate and can move within a certain range, the positioning groove 23 at the upper end of the first support column 21 and the second support column 27 cooperates with the positioning column 35 at the lower end of the beam plate 31 of the main device 3, plays a positioning role, ensures the accurate installation position of the main device 3, the screw holes 28 at both ends are convenient for connecting with other components, and the buffer grooves 24 at both ends provide installation space for the sliding block 41 and the damping buffer spring 43 of the buffer device 4. The support device 2 not only realizes stable support, but also provides a strong guarantee for the accurate installation, stable operation and buffer damping of the whole municipal road and bridge simple supported beam construction structure through the cooperation of various components.
[0035] In the embodiment, the main device 3 includes guide columns 33, the guide columns 33 are provided with four, the lower ends of the four guide columns 33 are fixedly connected with a connecting plate 34, the upper ends of the guide columns 33 are fixedly connected with a beam plate 31, the lower end left part and the lower end right part of the beam plate 31 are fixedly connected with positioning columns 35, the lower end four corners of the beam plate 31 are fixedly connected with mounting ear plates 32, the four guide columns 33 are respectively inserted into the first guide grooves 26, the positions and sizes of the two positioning columns 35 correspond to the positions and sizes of the two positioning grooves 23 one by one, the positions and sizes of the four mounting ear plates 32 are adapted to the positions and sizes of the four fixed bolts 1, and the four guide columns 33 are respectively inserted into the second guide grooves 42 one by one.
[0036] Through the above scheme: the main body device 3 is composed of four guide columns 33, a connecting plate 34, a beam plate 31, positioning columns 35 and mounting ear plates 32, wherein the lower ends of the four guide columns 33 are connected to the connecting plate 34, and the upper ends are connected to the beam plate 31, so that the whole structure has good integrity and stability, the four guide columns 33 are respectively inserted into the first guide grooves 26 of the reinforcing rib plates 25 in the support device 2, which can play a guiding role, so that the main body device 3 can be accurately positioned and moved to a certain extent along the first guide grooves 26 during installation and use, ensuring the accuracy of the installation position, the two positioning columns 35 at the lower end of the beam plate 31 are in one-to-one correspondence with the positions and sizes of the two positioning grooves 23 of the support device 2, and the accurate correspondence ensures the close cooperation of the main body device 3 and the support device 2, preventing structural misplacement, meanwhile, the positions and sizes of the four mounting ear plates 32 at the four corners of the lower end of the beam plate 31 are adapted to the positions and sizes of the four fixing bolts 1, so that the main body device 3 and the support device 2 can be firmly connected together through the fixing bolts 1, further enhancing the stability of the structure, in addition, the four guide columns 33 are also respectively inserted into the second guide grooves 42 of the buffer device 4, when the bridge bears a load or is subjected to an external force, the main body device 3 will displace or vibrate, at this time, the sliding of the guide columns 33 in the second guide grooves 42, in cooperation with the action of the buffer device 4, can effectively transmit the vibration and load to the buffer device 4, thereby achieving the effect of buffering and protection, improving the safety and durability of the whole municipal road bridge simple beam construction structure, the design of the main body device 3 not only realizes the stable support of the main structure, but also optimizes the mechanical properties of the whole construction structure through cooperation with the support device 2 and the buffer device 4, prolongs the service life of the structure, and ensures the safety and reliability of the municipal road bridge during use.
[0037] In the embodiment, the buffer device 4 includes an arc-shaped plate 44, the left end and the right end of the arc-shaped plate 44 are fixedly connected with sliding blocks 41, the upper ends and the lower ends of the two sliding blocks 41 are fixedly connected with damping buffer springs 43, the surface of the arc-shaped plate 44 is provided with second guide grooves 42 around, the arc-shaped plate 44 is located directly below the beam plate 31, the other ends of the two damping buffer springs 43 on the left side are fixedly connected with the upper groove wall and the lower groove wall of the buffer groove 24 on the left side, and the other ends of the two damping buffer springs 43 on the right side are fixedly connected with the upper groove wall and the lower groove wall of the buffer groove 24 on the right side, the arc-shaped plate 44 is in an arc-shaped structure, and the two sliding blocks 41 are slidingly connected in the buffer grooves 24.
[0038] Through the above scheme: the buffer device 4 takes the arc-shaped plate 44 as the main body, the two ends of the arc-shaped plate 44 are connected with the arc-shaped sliding blocks 41 which are respectively slidably connected in the buffer grooves 24 of the support device 2, and the upper and lower ends of the sliding blocks 41 are connected with the damping buffer springs 43, and the other ends of the damping buffer springs 43 are fixed to the upper and lower groove walls of the buffer grooves 24, so that the buffer device 4 is stably connected with the support device 2, the arc-shaped plate 44 is located directly below the beam plate 31, the No. two guide grooves 42 around the surface of the arc-shaped plate 44 are penetratingly connected with the guide columns 33 of the main body device 3, when the beam plate 31 is vibrated or displaced due to external force such as vehicle driving, the guide columns 33 slide in the No. two guide grooves 42, drive the arc-shaped plate 44 and the sliding blocks 41 to move in the buffer grooves 24, at this time, the damping buffer springs 43 are compressed or stretched, and the damping buffer springs 43 absorb and buffer energy by using the elasticity, so that the vibration amplitude of the beam plate 31 is effectively reduced, the design of the buffer device 4 can reduce the impact of the vehicle load on the beam plate 31 in the use process of the municipal road bridge, prolong the service life of the beam plate 31 and the whole bridge structure, improve the stability and safety of the bridge, and provide more reliable passing protection for the passing pedestrians and vehicles.
[0039] It should be noted that the utility model is a municipal road bridge simple supported beam construction structure, first, the support device 2 is fixed on the foundation through four fixing bolts 1, the No. one support column 21 is threadedly connected with the two fixing bolts 1 on the left side, the No. two support column 27 is threadedly connected with the two fixing bolts 1 on the right side, the four guide columns 33 of the main body device 3 are connected with the connecting plates 34 at the lower ends and connected with the beam plate 31 at the upper ends, and the guide columns 33 are penetratingly connected in the No. one guide grooves 26, the positioning columns 35 at the lower ends of the beam plate 31 correspond to the positioning grooves 23 on the support device 2, the mounting lug plates 32 are positionally adapted with the fixing bolts 1, the stable installation of the main body device 3 on the support device 2 is realized, the arc-shaped plate 44 of the buffer device 4 is located directly below the beam plate 31, the sliding blocks 41 at the two ends of the arc-shaped plate 44 are in arc-shaped structure and are slidably connected in the buffer grooves 24, the damping buffer springs 43 connected with the upper and lower ends of the sliding blocks 41 are fixed to the upper and lower groove walls of the buffer grooves 24 at the other ends, when the beam plate 31 is vibrated or displaced due to external force, the guide columns 33 slide in the No. two guide grooves 42, and the damping buffer springs 43 are deformed, the damping buffer springs 43 buffer and absorb energy by using the elasticity, reduce the vibration of the beam plate 31, play a buffering protection role, and ensure the stability and safety of the municipal road bridge simple supported beam construction structure.
[0040] The basic principle and main features of the present application and the advantages of the present application are shown and described above. Those skilled in the art should understand that the present application is not limited by the above examples, and the above examples and descriptions in the specification are only to illustrate the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the present application. The scope of protection of the present application is defined by the appended claims and their equivalents.
Claims
1. A municipal road and bridge simple supported beam construction structure comprising a fixing bolt (1), characterized in that: The fixed pin (1) is provided with four, the outer surface of four fixed pin (1) is commonly screwed with support device (2), the upper end left part and the upper end right part of support device (2) are commonly fixedly connected with main body device (3), the left end upper part and the right end upper part of support device (2) are commonly fixedly connected with buffer device (4); The support device (2) includes a first support column (21) and a second support column (27), the lower end of the first support column (21) and the lower end of the second support column (27) are fixedly connected with a base column (22), the upper right end of the first support column (21) and the upper left end of the second support column (27) are provided with a buffer groove (24), the middle right end of the first support column (21) and the middle left end of the second support column (27) are commonly fixedly connected with an intermediate reinforcing rib plate (25), the upper end of the intermediate reinforcing rib plate (25) is provided with a first guide slot (26) around, the middle upper end of the first support column (21) and the middle upper end of the second support column (27) are provided with a positioning slot (23), the upper left end of the first support column (21) and the upper right end of the second support column (27) are provided with two screw holes (28), the first support column (21) is screwed with the two fixed pins (1) on the left side, and the second support column (27) is screwed with the two fixed pins (1) on the right side.
2. The municipal road and bridge simple supported beam construction structure according to claim 1, characterized in that: The main body device (3) includes a guide column (33), the guide column (33) is provided with four, the lower end of the four guide columns (33) is commonly fixedly connected with a connecting plate (34), the upper end of the guide column (33) is commonly fixedly connected with a beam plate (31), the lower left end and the lower right end of the beam plate (31) are fixedly connected with a positioning column (35), the lower end of the beam plate (31) is fixedly connected with a mounting ear plate (32) at four corners, and the four guide columns (33) are respectively inserted into the first guide slot (26).
3. The municipal road and bridge simple supported beam construction structure according to claim 1, characterized in that: The buffer device (4) includes an arc-shaped plate (44), the left end and the right end of the arc-shaped plate (44) are fixedly connected with a sliding block (41), the upper end and the lower end of the two sliding blocks (41) are fixedly connected with a damping buffer spring (43), the surface of the arc-shaped plate (44) is provided with a second guide slot (42) around, and the arc-shaped plate (44) is located directly below the beam plate (31).
4. The municipal road and bridge simple supported beam construction structure according to claim 3, characterized in that: The other end of the two damping buffer springs (43) on the left side is fixedly connected with the upper groove wall and the lower groove wall of the buffer groove (24) on the left side, and the other end of the two damping buffer springs (43) on the right side is fixedly connected with the upper groove wall and the lower groove wall of the buffer groove (24) on the right side.
5. The municipal road and bridge simple supported beam construction structure according to claim 3, characterized in that: The arc-shaped plate (44) is in an arc-shaped structure, and the two sliding blocks (41) are respectively slidingly connected in the buffer groove (24).
6. The municipal road and bridge simple supported beam construction structure according to claim 2, characterized in that: The positions and sizes of the two positioning columns (35) correspond to the positions and sizes of the two positioning slots (23) one by one, and the positions and sizes of the four mounting ear plates (32) are adapted to the positions and sizes of the four fixed pins (1).
7. The municipal road and bridge simple supported beam construction structure according to claim 2, characterized in that: The four guide columns (33) are respectively and one by one inserted into the second guide slot (42).