Road sound insulation board fixing structure

Abstract

The utility model discloses a road sound insulation board fixing structure which comprises a stone pier arranged at the bottom of a road sound insulation board, an L-shaped board is arranged at the top of the stone pier, and triangular connecting boards are fixedly connected to the left side and the right side of the bottom of the rear side of the road sound insulation board. Two symmetrical fixing frames are fixedly connected to the left side and the right side of the bottom of the rear side of the road sound insulation plate, a mounting plate is arranged in an inner cavity of each fixing frame, two symmetrical sliding blocks are fixedly connected to the left side and the right side of the bottom of each mounting plate, and two symmetrical fixing sleeves are fixedly connected to the front sides of the inner cavities of the fixing frames. And inner cavities of the two fixing sleeves are connected with sliding rods in a sliding manner. The L-shaped plate is fixed to the top of a stone pier, then the road sound insulation plate is placed on the top of the L-shaped plate, the two bolts penetrate to the rear side of the L-shaped plate through matched use of the mounting plate, the sliding block and the sliding rod, finally the nuts are rotated to the surfaces of the bolts, and the road sound insulation plate is fixed to the top of the L-shaped plate.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of highway, especially highway sound insulation board fixing structure. BACKGROUND

[0002] The surface of the highway sound insulation board usually has many tiny pores or adopts special sound-absorbing materials. When sound waves are incident on the surface of the sound insulation board, part of the sound energy will enter the pores, and the sound energy is reduced by the friction and viscous resistance of air molecules in the pores, thereby reducing the reflected sound energy and noise.

[0003] Part of the fixing structure of the highway sound insulation board needs to be installed in the hole, and corresponding bolt holes are pre-drilled on the sound insulation board and the column. During installation, the bolt is inserted through the hole, and the nut is tightened to achieve fixation. The accuracy of the hole is high, and the accuracy is difficult to control during the hole drilling. Therefore, we need to design a highway sound insulation board fixing structure, which adopts a sliding structure and an elastic extension structure. Since the hole for the corresponding bolt on the column is very small, the sliding structure ensures that the worker will not deviate when drilling the hole in the sound insulation board. It is convenient for the construction personnel to quickly align the hole on the sound insulation board with the hole on the column fixing component, without the need to repeatedly adjust the position, thereby improving the installation safety and feasibility. SUMMARY

[0004] The utility model discloses a highway sound insulation board fixing structure, which has the advantages of adopting a sliding structure and an elastic extension structure. Since the hole for the corresponding bolt on the column is very small, the sliding structure ensures that the worker will not deviate when drilling the hole in the sound insulation board. It is convenient for the construction personnel to quickly align the hole on the sound insulation board with the hole on the column fixing component, without the need to repeatedly adjust the position, thereby improving the installation safety and feasibility, to solve the above background technical problems.

[0005] The utility model discloses a highway sound insulation board fixing structure, which has the advantages of adopting a sliding structure and an elastic extension structure. Since the hole for the corresponding bolt on the column is very small, the sliding structure ensures that the worker will not deviate when drilling the hole in the sound insulation board. It is convenient for the construction personnel to quickly align the hole on the sound insulation board with the hole on the column fixing component, without the need to repeatedly adjust the position, thereby improving the installation safety and feasibility, to solve the above background technical problems.

[0006] Preferably, the surface of the pier is provided with a plurality of expansion bolts, and the L-shaped plate is fixedly connected with the pier through the plurality of expansion bolts.

[0007] Preferably, the bottom of the inner cavity of the fixed frame is fixedly connected with a slide, and the top of the slide is slidably connected with the two sliding blocks.

[0008] Preferably, the surface of the fixed sleeve and the sliding rod is sleeved with a spring, and the two ends of the spring are welded with the inner cavity of the fixed frame and the mounting plate respectively.

[0009] Preferably, the top of the mounting plate is fixedly connected with a connecting handle, and the connecting handle penetrates to the front side of the fixed frame and is slidably connected with the top of the fixed frame.

[0010] Preferably, the top of the slide is provided with a square groove for the sliding block to slide, the top of the fixed frame is provided with an oblong hole for the connecting handle to slide, and the rear side of the L-shaped plate is provided with a round hole for the bolt to penetrate.

[0011] The utility model discloses the beneficial effect is:

[0012] 1, the utility model discloses a L-shaped plate is fixed at the top of the pier, and then the highway sound insulation board is placed at the top of the L-shaped plate, and then through the cooperation of the mounting plate, the sliding block and the sliding rod, make two bolts penetrate to the rear side of the L-shaped plate, finally rotate the nut on the surface of the bolt, fix the highway sound insulation board on the top of the L-shaped plate, can reach the sliding structure and elastic telescopic structure are used, because the hole corresponding to the bolt is very small on the pre -established column, the sliding structure guarantees that the staff will not appear deviation when the sound insulation board is aligned, and the hole on the sound insulation board is quickly aligned with the hole on the column fixing part, so repeated adjustment position is not needed, the purpose that installation safety and feasibility are improved is achieved.

[0013] 2, the utility model discloses the setting of expansion bolt, and expansion bolt is installed through the hole drilling on the pier, when the nut is tightened, the expansion pipe of expansion bolt will expand in the hole, and the friction and extrusion of the hole wall of the pier are produced with huge, thereby providing strong anchoring force, can connect the L-shaped plate and the pier closely together, and effectively bear the various loads that the highway sound insulation board transmits.

[0014] 3, the utility model discloses the cooperation of the slide and the sliding block, make the sliding block slide on the top of the slide, and the slide plays the role of limiting to the sliding block, guarantee that the mounting plate does not deviate position when sliding in the inner cavity of the fixed frame, improve the stability of mounting plate in the moving process.

[0015] 4、The utility model discloses a connecting handle is set up, and the connecting handle plays a guiding role to the mounting plate when the mounting plate slides in the inner chamber of the fixed frame, guarantees that the mounting plate can accurately aim at the hole of L-shaped plate when bolt is moved, improves the accuracy of bolt sliding hole. BRIEF DESCRIPTION OF DRAWINGS

[0016] The above and / or other aspects of the present utility model will become more apparent and more readily appreciated from the following detailed description, taken in conjunction with the accompanying drawings, in which:

[0017] Figure 1 It is the front view schematic drawing of one embodiment of the utility model;

[0018] Figure 2 It is the top view schematic drawing of one embodiment of the utility model;

[0019] Figure 3 It is the three-dimensional rear view schematic drawing of one embodiment of the utility model;

[0020] Figure 4 It is the rear view three-dimensional schematic drawing of the fixed frame and the mounting plate of one embodiment of the utility model;

[0021] Figure 5 It is one embodiment of the utility model Figure 3 The local enlarged view of A point in the utility model.

[0022] In the drawings, the component list represented by each sign is as follows:

[0023] 1, highway soundproof board, 2, stone pier, 3, L-shaped plate, 4, triangular connecting plate, 5, expansion bolt, 6, fixed frame, 7, slide, 8, mounting plate, 9, sliding block, 10, fixed sleeve, 11, sliding rod, 12, spring, 13, bolt, 14, connecting handle, 15, connecting L plate, 16, nut. DETAILED DESCRIPTION

[0024] In the following, the embodiment of the highway soundproof board fixing structure of the utility model will be described with reference to the drawings.

[0025] Figures 1-5This invention illustrates a highway sound barrier fixing structure according to an embodiment of the present invention. It includes a stone block 2 positioned at the bottom of a highway sound barrier 1, an L-shaped plate 3 on the top of the stone block 2, and triangular connecting plates 4 fixedly connected to the left and right sides of the rear bottom of the highway sound barrier 1. Multiple expansion bolts 5 are threaded through the surface of the stone block 2. The L-shaped plate 3 is fixedly connected to the stone block 2 via these expansion bolts 5. The expansion bolts 5 are installed by drilling holes in the stone block 2. When the nut 16 is tightened, the expansion tube of the expansion bolt 5 expands within the hole, generating significant friction and compressive force against the hole wall of the stone block 2, thereby providing strong anchoring force and tightly connecting the L-shaped plate 3 to the stone block 2. Together, they effectively bear various loads transmitted from the highway sound barrier 1. Two symmetrical fixed frames 6 are fixedly connected to the left and right sides of the bottom rear side of the highway sound barrier 1. An installation plate 8 is provided inside the cavity of the fixed frame 6. Two symmetrical sliding blocks 9 are fixedly connected to the left and right sides of the bottom of the installation plate 8. A slide rail 7 is fixedly connected to the bottom of the cavity of the fixed frame 6. The top of the slide rail 7 is slidably connected to the two sliding blocks 9. Through the cooperation of the slide rail 7 and the sliding blocks 9, the slide rail 7 limits the sliding blocks 9 when they slide on the top of the slide rail 7, ensuring that the installation plate 8 does not shift its position when sliding inside the cavity of the fixed frame 6, thus improving the stability of the installation plate 8 during movement. Two symmetrical fixing sleeves 10 are fixedly connected to the front side of the inner cavity of the fixing frame 6. Sliding rods 11 are slidably connected to the inner cavities of the two fixing sleeves 10. Springs 12 are fitted onto the surfaces of the fixing sleeves 10 and the sliding rods 11. The two ends of the springs 12 are welded to the inner cavity of the fixing frame 6 and the mounting plate 8, respectively. Two symmetrical bolts 13 are fixedly connected to the front side of the mounting plate 8, extending through to the rear side of the fixing frame 6 and the L-shaped plate 3. A connecting handle 14 is fixedly connected to the top of the mounting plate 8, extending through to the front side of the fixing frame 6 and slidably connected to the top of the fixing frame 6. The connecting handle 14, when sliding within the inner cavity of the fixing frame 6, provides support to the mounting plate 8. The guide plate 8 ensures that the bolt 13 can be accurately aligned with the hole of the L-shaped plate 3 when it moves, thus improving the accuracy of the bolt 13 sliding into the hole. The top of the two fixed frames 6 is provided with four connecting L-plates 15. The two connecting L-plates 15 located on the front top are fixedly connected to the highway sound insulation plate 1 by bolts 13, and the two connecting L-plates 15 located on the left and right sides are fixedly connected to the triangular connecting plate 4 by bolts 13. Nuts 16 are threaded on the surface of the bolts 13. The top of the slide 7 is provided with a square groove for the sliding block 9 to slide. The top of the fixed frame 6 is provided with an elongated hole for the connecting handle 14 to slide. The rear side of the L-shaped plate 3 is provided with a round hole for the bolt 13 to pass through.

[0026] Working principle: the utility model uses, user will L-shaped board 3 through expansion bolt 5 is fixed in the top of stone pier 2, stone pier 2 and the connection of L-shaped board 3 is stable, then the highway sound insulation board 1 is placed in the top of L-shaped board 3, then push the connecting handle 14, then connecting handle 14 will drive mounting plate 8 in the inner chamber of fixed frame 6 sliding, make sliding block 9 in the top of slide 7 sliding, mounting plate 8 drive sliding rod 11 in the inner chamber of fixed sleeve 10 sliding, then make mounting plate 8 will drive spring 12 in the inner chamber of fixed frame 6 stretch, then mounting plate 8 will drive bolt 13 is penetrated to the hole in the rear side of L-shaped board 3, after the hole is completed, rotate nut 16, fixed frame 6 and L-shaped board 3 are closely connected, then user will the fixed frame 6 top two connection L plate 15 through bolt 13 is fixed in the surface of highway sound insulation board 1 and triangular connecting plate 4, then fixed frame 6 and highway sound insulation board 1 and triangular connecting plate 4 are tightly fixed, make highway sound insulation board 1 stably install in the top of L-shaped board 3, then make highway sound insulation board 1 is fixedly installed in the top of stone pier 2.

[0027] In conclusion: the highway sound insulation board fixing structure, through L-shaped board 3 is fixed in the top of stone pier 2, then highway sound insulation board 1 is placed in the top of L-shaped board 3, then through the cooperation of mounting plate 8, sliding block 9 and sliding rod 11, make two bolt 13 penetrate to the rear side of L-shaped board 3, finally nut 16 is rotated on the surface of bolt 13, highway sound insulation board 1 is fixed in the top of L-shaped board 3, that is, the sliding structure and the elastic expansion structure are used, since the hole corresponding to the bolt is very small on the column in advance, the sliding structure ensures that the staff will not deviate when aligning the holes of the sound insulation board, the holes of the sound insulation board and the holes on the column fixing part can be quickly aligned for the construction personnel, without repeated adjustment of position, improve the installation safety and the feasibility of the purpose.

Claims

1. A highway sound barrier fixing structure, characterized in that, The utility model relates to a highway sound insulation board, including the stone pier (2) set in the bottom of highway sound insulation board (1), the top of stone pier (2) is provided with L shaped board (3), the left and right sides of the bottom of highway sound insulation board (1) rear side are all fixedly connected with triangular connecting plate (4), the left and right sides of the bottom of highway sound insulation board (1) rear side are fixedly connected with two symmetrical fixed frame (6), the inner chamber of fixed frame (6) is provided with mounting plate (8), the left and right sides of mounting plate (8) bottom are fixedly connected with two symmetrical sliding block (9), the front side of fixed frame (6) inner chamber is fixedly connected with two symmetrical fixed sleeve (10), the inner chamber of two fixed sleeve (10) is slidably connected with sliding rod (11), the front side of mounting plate (8) is fixedly connected with two symmetrical bolt (13), and bolt (13) penetrates to the rear side of fixed frame (6) and L shaped board (3), the top of two fixed frame (6) is provided with four connecting L board (15), and the two connecting L board (15) at the top front side are fixedly connected with highway sound insulation board (1) through bolt (13), and the two connecting L board (15) at the left and right sides are fixedly connected with triangular connecting plate (4) through bolt (13), and the surface of bolt (13) is threadedly connected with nut (16).

2. The highway sound barrier fixing structure according to claim 1, characterized by The surface of stone pier (2) is provided with a plurality of expansion bolts (5), and the L shaped board (3) is fixedly connected with the stone pier (2) through the plurality of expansion bolts (5).

3. The highway sound barrier fixing structure according to claim 2, characterized by The bottom of the inner chamber of fixed frame (6) is fixedly connected with a slide (7), and the top of the slide (7) is slidably connected with the two sliding blocks (9).

4. The highway sound barrier fixing structure according to claim 3, characterized by The surfaces of the fixed sleeve (10) and the sliding rod (11) are sleeved with springs (12), and the two ends of the spring (12) are respectively welded with the inner chamber of the fixed frame (6) and the mounting plate (8).

5. The highway sound barrier fixing structure according to claim 4, wherein The top of the mounting plate (8) is fixedly connected with a connecting handle (14), and the connecting handle (14) penetrates to the front side of the fixed frame (6) and is slidably connected with the top of the fixed frame (6).

6. The highway sound barrier fixing structure according to claim 5, wherein The top of the slide (7) is provided with a square groove for sliding of the sliding block (9), the top of the fixed frame (6) is provided with an oblong hole for sliding of the connecting handle (14), and the rear side of the L shaped board (3) is provided with a circular hole for penetration of the bolt (13).

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