Bridge expansion joint facilitating drainage

Abstract

The utility model relates to the technical field of bridge expansion joints, in particular to a bridge expansion joint convenient for drainage, which comprises symmetrical positioning seats, clamping grooves are arranged on opposite surfaces of the positioning seats, mounting plates are arranged in the clamping grooves, and an intercepting component and a drainage component are sequentially arranged between the two mounting plates from top to bottom. According to the bridge expansion joint convenient to drain water, the mounting plate is arranged to be matched with a clamping groove in a positioning seat in an inserted mode, an inserting column is matched with an inserting hole in an inserted mode, a bolt penetrates through a round hole to be in threaded connection with a threaded hole, the mounting stability is improved, and a first rubber plate with a water filtering hole is matched with a second limiting groove in an inserted mode through a first limiting column; and two second rubber plates are connected through a second flow guide plate and matched with a first limiting groove in an inserted connection mode under the cooperation of a second limiting column, the installation stability is improved, the first flow guide plate and the second flow guide plate jointly conduct drainage cooperation, and rapid and stable drainage cooperation is facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of bridge expansion joints, in particular to a bridge expansion joint which is convenient for drainage. Background Art

[0002] In order to meet the requirements of bridge deck deformation, expansion joints are usually set between the two beam ends, between the beam ends and the abutments, or at the hinged positions of the bridge. Bridges are equipped with expansion joints to meet the requirements;

[0003] The utility model with announcement number CN212452275U discloses a bridge expansion joint device, comprising a first connecting plate, a first drainage groove is arranged on the upper surface of the first connecting plate, a fixed plate is installed on the side of the first connecting plate, a first connecting shaft is installed on the surface of the fixed plate, a telescopic plate is installed at one end of the fixed plate, a second connecting plate is connected to one end of the fixed plate, a second connecting shaft is installed on the surface of the fixed plate, a second drainage groove is opened on the upper surface of the second connecting plate, and a first slide groove is opened on the lower surface of the first connecting plate;

[0004] The above technical scheme, by arranging a plurality of telescopic plates, the telescopic plates cooperate with the fixed plate and the first connecting shaft and the second connecting shaft, so that it is convenient to replace the telescopic plates when the telescopic plates are damaged, and it is convenient to detect the telescopic plates, and by arranging a slider at the bottom of the connecting plate, the slider cooperates with the slide groove and the connecting block, so that it is convenient to cooperate with the expansion joint of the bridge to expand and contract due to thermal expansion and contraction to expand and contract the telescopic plates; however, the expansion joint of the bridge is not convenient for rapid and stable drainage, and the expansion joint is damaged after long-term use and is not convenient for disassembly and replacement. Utility Model Content

[0005] The purpose of the utility model is to provide a bridge expansion joint that is convenient for drainage, so as to solve the problem that the bridge expansion joint device with authorization announcement number CN212452275U proposed in the above background technology is not convenient for rapid and stable drainage, and the expansion joint is damaged after long-term use and is not convenient for disassembly and replacement.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A bridge expansion joint for convenient drainage comprises a symmetrical positioning seat, wherein the positioning seat is provided with a slot on the opposite sides thereof, a mounting plate is provided in the slot, an interception component and a drainage component are provided between the two mounting plates from top to bottom, a plurality of plug posts are provided in the slot, threaded holes are provided on the tops of the plug posts, mounting holes corresponding to the plug posts are provided on the tops of the mounting plates, circular holes are provided at the bottoms of the mounting holes, bolts are provided in the circular holes, plug posts are provided at the bottoms of the mounting plates at positions corresponding to the plug posts, a second limiting groove and a first limiting groove are provided on the opposite sides thereof from top to bottom, the interception component comprises a symmetrical first limiting column, a first rubber plate is provided between the two first limiting columns, and the drainage component comprises a symmetrical second limiting column, a second rubber plate is provided between the two second limiting columns.

[0008] Preferably, positioning columns are provided on the side walls and the bottom of the positioning seat near the edge, and the ends of the positioning columns are integrally formed with the positioning seat.

[0009] In the utility model, the positioning column is provided to help the positioning seat to be installed correspondingly on the bridge, thereby increasing the stability of the installation of the positioning seat and the bridge.

[0010] Preferably, the width of the inner wall of the slot matches the width of the outer wall of the mounting plate, the plug post and the positioning seat are an integrally formed structure, and the outer diameter of the plug post matches the inner diameter of the socket.

[0011] In the utility model, the arrangement of the plug post helps the mounting plate to be plugged in and matched accordingly, and the one-piece structure increases the structural stability of the combination, and the plug post and the plug hole are plugged in and matched to increase the aesthetics of the combination.

[0012] Preferably, sliding blocks are symmetrically arranged on the outer wall of the mounting plate, and sliding grooves are opened on the inner wall of the slot at positions corresponding to the sliding blocks, and the width of the inner wall of the sliding groove is adapted to the width of the outer wall of the sliding block.

[0013] In the utility model, the sliding block is plugged and matched with the sliding groove, which is helpful for the tightness of the combination of the mounting plate and the positioning seat, and is convenient for the mounting plate to be stably plugged into the card slot.

[0014] Preferably, the inner diameter of the mounting hole is larger than the diameter of the top end of the bolt, the inner diameter of the circular hole matches the diameter of the bottom end of the bolt, and the bolt passes through the circular hole to be threadedly connected with the threaded hole.

[0015] In the utility model, the inner diameter of the mounting hole is large, which is conducive to the insertion of a wrench tool needed by the outside world, and is plugged into and matched with the corresponding bolt top. The bottom of the bolt passes through the round hole and is threadedly connected to the threaded hole, thereby fixing the position of the mounting plate and the positioning seat and reducing the impact of detachment during use on traffic.

[0016] Preferably, the first limiting column and one end of the corresponding first rubber plate are integrally formed, a first guide plate is provided between the two first rubber plates, the other end of the first rubber plate and the first guide plate are integrally formed, and a plurality of water filtering holes are provided on the first rubber plate.

[0017] In the utility model, the first rubber plate has telescopic elasticity, the first limit column and the second limit groove are plugged and installed, which increases the stability of the installation of the interception component and the mounting plate, and the cooperation of multiple water filtering holes helps the rainwater from above to pass through, and large particles are intercepted at the top, and with the cooperation of the first guide plate, hydrophobic diversion is carried out.

[0018] Preferably, the second limiting column and one end of the corresponding second rubber plate are integrally formed, a second guide plate is provided between the two second rubber plates, and the other end of the second rubber plate and the second guide plate are integrally formed.

[0019] In the utility model, the second rubber plate has telescopic elasticity, and the second limiting column is plugged into the first limiting groove to increase the stability of the combined installation of the drainage component and the mounting plate, and with the cooperation of the second guide plate, the drainage is continuously and stably guided to both sides.

[0020] Compared with the prior art, the beneficial effects of the utility model are:

[0021] 1. The utility model increases the stability of installation by setting a mounting plate to be plugged into and matched with the card slot on the positioning seat, and the plug column is plugged into and matched with the plug hole, and the bolt is passed through the round hole and threadedly connected with the threaded hole. The first rubber plate with the water filter hole is plugged into and matched with the second limiting groove through the first limiting column to achieve interception of large particles above without affecting the drainage operation. The two second rubber plates are connected through the second guide plate, and are plugged into and matched with the first limiting groove under the cooperation of the second limiting column to increase the stability of installation. The first guide plate and the second guide plate are jointly hydrophobic, which is conducive to rapid and stable drainage.

[0022] 2. The utility model provides a positioning column to facilitate the plug-in installation of the positioning seat and the bridge. The sliding block on the mounting plate is plug-in-fitted with the sliding groove in the card slot, which increases the stability of the plug-in installation of the mounting plate and the positioning seat. The large diameter of the mounting hole facilitates the plug-in and fit of an external wrench tool with the bolt, making it convenient to disassemble or install the bolt by using a wrench tool. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0024] Figure 2 It is a schematic diagram of the overall stretched state structure of the utility model;

[0025] Figure 3This is a schematic diagram of the positioning seat structure of the utility model;

[0026] Figure 4 This is a schematic diagram of the combined structure of the mounting plate, interception assembly and drainage assembly of the utility model;

[0027] Figure 5 This is a schematic diagram of the combined structure of the mounting plate and bolts of the utility model;

[0028] Figure 6 It is a bottom view schematic diagram of the mounting plate of the utility model.

[0029] The meaning of each number in the figure is:

[0030] Positioning seat; 10, positioning column; 11, card slot; 110, slide slot; 12, plug column; 120, threaded hole;

[0031] Mounting plate; 20, slider; 21, first limiting groove; 22, second limiting groove; 23, mounting hole; 230, round hole; 231, bolt; 24, jack;

[0032] Intercepting assembly; 30, first limiting column; 31, first rubber plate; 310, water filter hole; 32, first guide plate;

[0033] Drainage assembly; 40, second limiting column; 41, second rubber plate; 42, second guide plate. DETAILED DESCRIPTION

[0034] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0035] See also Figure 1-Figure 6 , this embodiment provides a technical solution:

[0036] A bridge expansion joint for convenient drainage comprises a symmetrical positioning seat 1. Positioning columns 10 are arranged on the side wall and the bottom of the positioning seat 1 near the edge. The ends of the positioning columns 10 are integrally formed with the positioning seat 1.

[0037] In the present invention, the positioning column 10 is provided to help the positioning seat 1 to be installed correspondingly on the bridge, thereby increasing the stability of the installation of the positioning seat 1 and the bridge.

[0038] Furthermore, slots 11 are provided on opposite sides of the positioning seat 1, mounting plates 2 are provided in the slots 11, interception components 3 and drainage components 4 are provided between the two mounting plates 2 from top to bottom, and a plurality of plug posts 12 are provided in the slots 11. The width of the inner wall of the slots 11 is matched with the width of the outer wall of the mounting plate 2. The plug posts 12 and the positioning seat 1 are an integrally formed structure, and the outer diameter of the plug posts 12 is matched with the inner diameter of the socket 24.

[0039] In the present invention, the arrangement of the plug post 12 facilitates the corresponding plug-in fit of the mounting plate 2, and the one-piece structure increases the structural stability of the combination. The plug post 12 plugs and fits with the socket 24, increasing the aesthetics of the combination.

[0040] Specifically, the sliding blocks 20 are symmetrically arranged on the outer wall of the mounting plate 2 , and the sliding grooves 110 are opened on the inner wall of the slot 11 at positions corresponding to the sliding blocks 20 , and the width of the inner wall of the sliding grooves 110 matches the width of the outer wall of the sliding blocks 20 .

[0041] In the present invention, the sliding block 20 is plugged into the sliding groove 110 , which helps to tighten the assembly of the mounting plate 2 and the positioning seat 1 and facilitates the stable insertion of the mounting plate 2 into the card groove 11 .

[0042] It should be noted that a threaded hole 120 is provided on the top of the plug column 12, a mounting hole 23 corresponding to the plug column 12 is provided on the top of the mounting plate 2, a circular hole 230 is provided at the bottom of the mounting hole 23, a bolt 231 is provided in the circular hole 230, the inner diameter of the mounting hole 23 is larger than the diameter of the top end of the bolt 231, the inner diameter of the circular hole 230 is matched with the diameter of the bottom end of the bolt 231, and the bolt 231 passes through the circular hole 230 and is threadedly connected to the threaded hole 120.

[0043] In the utility model, the inner diameter of the mounting hole 23 is large, which is convenient for inserting a wrench tool needed by the outside world, and is plugged into and matched with the top of the corresponding bolt 231. The bottom of the bolt 231 passes through the circular hole 230 and is threadedly connected with the threaded hole 120, thereby fixing the position of the mounting plate 2 and the positioning seat 1 and reducing the impact of detachment during use on traffic.

[0044] Furthermore, a socket 24 is provided at the bottom of the mounting plate 2 corresponding to the plug column 12, and a second limit groove 22 and a first limit groove 21 are provided on opposite sides of the mounting plate 2 in sequence from top to bottom. The interception component 3 includes symmetrical first limit columns 30, and a first rubber plate 31 is provided between the two first limit columns 30. The drainage component 4 includes symmetrical second limit columns 40, and a second rubber plate 41 is provided between the two second limit columns 40.

[0045] Specifically, the first limiting column 30 and one end of the corresponding first rubber plate 31 are integrally formed, a first guide plate 32 is provided between the two first rubber plates 31, the other end of the first rubber plate 31 and the first guide plate 32 are integrally formed, and a plurality of water filtering holes 310 are provided on the first rubber plate 31.

[0046] In the utility model, the first rubber plate 31 has telescopic elasticity, the first limiting column 30 and the second limiting groove 22 are plugged and installed, which increases the stability of the installation of the interception component 3 and the mounting plate 2, and the cooperation of multiple water filtering holes 310 helps the rainwater from above to pass through, and large particles are intercepted at the top, and with the cooperation of the first guide plate 32, hydrophobic diversion is carried out.

[0047] It is worth adding that the second limiting column 40 and one end of the corresponding second rubber plate 41 are integrally formed, a second guide plate 42 is provided between the two second rubber plates 41 , and the other end of the second rubber plate 41 and the second guide plate 42 are integrally formed.

[0048] In the utility model, the second rubber plate 41 has telescopic elasticity, and the second limiting column 40 is plugged into the first limiting groove 21 to increase the stability of the combined installation of the drainage component 4 and the mounting plate 2, and with the cooperation of the second guide plate 42, the drainage is continuously and stably guided to both sides.

[0049] When the bridge expansion joint for convenient drainage of this embodiment is used, the user first connects one end of the first rubber sheet 31 with the water filter hole 310 to the first limiting column 30, then connects the other end of the first rubber sheet 31 to the first guide plate 32, connects one end of the second rubber sheet 41 to the second limiting column 40, and then connects the other end of the second rubber sheet 41 to the second guide plate 42;

[0050] When it is necessary to connect with the bridge assembly, the positioning seat 1 is plugged into the bridge through the positioning column 10 and fixed with the expansion screws, and then the mounting plate 2 is plugged into the slot 11, the slider 20 is plugged into the slide slot 110, the bolt 231 passes through the round hole 230 and is threadedly connected with the threaded hole 120 on the plug column 12, and then the second rubber plate 41 is plugged into the first limiting groove 21 through the second limiting column 40, and finally the first rubber plate 31 is plugged into the second limiting groove 22 through the first limiting column 30. With the cooperation of the first guide plate 32 and the second guide plate 42, the hydrophobic drainage is continuously and stably performed, and the first rubber plate 31 intercepts large particles of impurities above, reducing the accumulation on the second rubber plate 41 that affects the drainage. When different positions are damaged, it is convenient to replace them independently, reducing the overall replacement and wasting materials.

Claims

1. A bridge expansion joint for convenient drainage, comprising a symmetrical positioning seat (1), wherein the positioning seat (1) is provided with a slot (11) on one side opposite to the other, wherein the slot (11) is provided with a mounting plate (2), and an interception component (3) and a drainage component (4) are provided in sequence from top to bottom between the two mounting plates (2), characterized in that: A plurality of plug posts (12) are provided in the slot (11), and threaded holes (120) are provided at the tops of the plug posts (12). A mounting hole (23) corresponding to the plug posts (12) is provided at the tops of the mounting plates (2). A round hole (230) is provided at the bottoms of the mounting holes (23), and bolts (231) are provided in the round holes (230). A plug hole (24) is provided at the bottom of the mounting plate (2) corresponding to the plug posts (12). A second limiting groove (22) and a first limiting groove (21) are provided on opposite sides of the mounting plate (2) from top to bottom. The interception assembly (3) comprises symmetrical first limiting posts (30), and a first rubber plate (31) is provided between the two first limiting posts (30). The drainage assembly (4) comprises symmetrical second limiting posts (40), and a second rubber plate (41) is provided between the two second limiting posts (40).

2. The bridge expansion joint for convenient drainage according to claim 1 is characterized in that: Positioning columns (10) are provided on the side walls and the bottom of the positioning seat (1) near the edge, and the ends of the positioning columns (10) are integrally formed with the positioning seat (1).

3. The bridge expansion joint for convenient drainage according to claim 1 is characterized in that: The width of the inner wall of the slot (11) matches the width of the outer wall of the mounting plate (2); the plug post (12) and the positioning seat (1) are an integrally formed structure; and the outer diameter of the plug post (12) matches the inner diameter of the plug hole (24).

4. The bridge expansion joint for convenient drainage according to claim 1 is characterized in that: Slide blocks (20) are symmetrically arranged on the outer wall of the mounting plate (2), and a slide groove (110) is provided on the inner wall of the clamping groove (11) at a position corresponding to the slide block (20), and the width of the inner wall of the slide groove (110) is adapted to the width of the outer wall of the slide block (20).

5. The bridge expansion joint for convenient drainage according to claim 1 is characterized in that: The inner diameter of the mounting hole (23) is larger than the diameter of the top end of the bolt (231), the inner diameter of the circular hole (230) matches the diameter of the bottom end of the bolt (231), and the bolt (231) passes through the circular hole (230) and is threadedly connected to the threaded hole (120).

6. The bridge expansion joint for convenient drainage according to claim 1 is characterized in that: The first limiting column (30) and one end of the corresponding first rubber plate (31) are an integrally formed structure, a first guide plate (32) is provided between the two first rubber plates (31), the other end of the first rubber plate (31) and the first guide plate (32) are an integrally formed structure, and a plurality of water filtering holes (310) are provided on the first rubber plate (31).

7. The bridge expansion joint for convenient drainage according to claim 1 is characterized in that: The second limiting column (40) and one end of the corresponding second rubber plate (41) are an integrally formed structure, a second guide plate (42) is provided between the two second rubber plates (41), and the other end of the second rubber plate (41) and the second guide plate (42) are an integrally formed structure.

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