Pavement construction sound insulation device

Abstract

The utility model relates to a sound insulation device, belongs to the technical field of highway construction, and particularly relates to a pavement construction sound insulation device which comprises a fence and a first sound insulation plate, the first sound insulation plate is embedded and installed on one side wall face of the fence, an installation groove is formed in the top of the fence, and an installation frame is movably installed in the installation groove. Two second sound insulation plates are fixedly mounted in the mounting frame, an adjusting mechanism and a transmission mechanism are arranged in the fence, the adjusting mechanism comprises an adjusting groove, a transmission shaft and a transmission block, the adjusting groove is formed in the fence, the transmission shaft is vertically and movably mounted in the adjusting groove, and the transmission block is movably mounted in the adjusting groove; the transmission shaft penetrates through the upper wall surface and the lower wall surface of the transmission block and is in threaded connection with the transmission block; through the arrangement of the adjusting mechanism and the transmission mechanism, the effect that the sound insulation area can be adjusted at will is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of highway construction, in particular to a road surface construction sound insulation device. Background Art

[0002] Sound insulation board is a kind of plate that acts as a sound insulation effect. It is classified into building sound insulation and structure sound insulation. Sound insulation board cannot block sounds of all frequencies. Objects have inherent resonance frequencies. The sound insulation effect of sound insulation board is significantly reduced for sounds close to the resonance frequency of the objects. Sound insulation boards are divided into air sound insulation and vibration sound insulation. Air sound insulation board is a board that blocks sounds propagating in the air, and vibration sound insulation board is a board and system that blocks sounds propagating in rigid components (such as reinforced concrete monolithic houses). In particular, it involves a sound insulation board for road construction.

[0003] After searching the Chinese patent with publication number CN219824973U, a road construction sound insulation device is disclosed, which relates to the field of road construction sound insulation technology, including a fence and a noise reduction component, a plurality of fixed cylinders are symmetrically welded on the front and back sides of the fence, a plurality of mounting blocks are symmetrically arranged on the noise reduction component, and a fixed column is arranged on the mounting block, the fixed column corresponds to the fixed cylinder one by one and is adapted to the fixed cylinder, a plurality of sound insulation boards are movably placed in the noise reduction component, and sound insulation cotton is placed between two adjacent sound insulation boards and between the sound insulation board and the inner wall of the noise reduction component.

[0004] Based on the above search and combined with the prior art, we found that:

[0005] The existing sound insulation devices on the market generally use sound insulation boards for sound insulation, but the size of the sound insulation boards is fixed, and thus the sound insulation area cannot be adjusted according to the construction area, which is inconvenient to use. Utility Model Content

[0006] In order to solve the above technical problems, the utility model proposes a road construction sound insulation device, which achieves the effect of freely adjusting the sound insulation area.

[0007] The technical solution to achieve the purpose of the utility model is: a road construction sound insulation device, including a fence and a first sound insulation board, the first sound insulation board is embedded and installed on one side wall of the fence, the top of the fence is provided with a mounting groove, the inside of the mounting groove is movably provided with a mounting frame, the inside of the mounting frame is fixedly provided with two second sound insulation boards, and the inside of the fence is provided with an adjustment mechanism and a transmission mechanism;

[0008] The adjustment mechanism includes an adjustment groove, a transmission shaft and a transmission block. The adjustment groove is opened inside the fence, the transmission shaft is vertically movably installed inside the adjustment groove, the transmission block is movably installed inside the adjustment groove, the transmission block is fixedly connected to the mounting frame, and the transmission shaft passes through the upper and lower walls of the transmission block and is threadedly connected to the transmission block.

[0009] In some embodiments, the transmission mechanism includes a transmission groove, a transmission gear, a transmission belt, an opening, a driving wheel and a connecting shaft. There are two transmission gears, and the two transmission gears are movably installed on both sides of the inside of the transmission groove. One of the transmission gears is fixedly installed at the bottom of the transmission shaft, and the other transmission gear is movably installed on the other side of the inside of the transmission groove. The transmission belt is movably sleeved between the two transmission gears, and the transmission belt is meshed with the two transmission gears for transmission. The opening is opened on the side wall of the fence, the driving wheel is movably installed inside the opening, and the connecting shaft is fixedly installed between the driving wheel and one of the transmission gears.

[0010] In some embodiments, a storage groove is provided on the side wall of the fence, a torsion spring shaft is movably installed at the lower part of the storage groove, a support plate is fixedly sleeved on the torsion spring shaft, a limiting plate is also movably installed inside the storage groove through the torsion spring shaft, and a limiting groove is provided on the support plate at a position corresponding to the limiting plate.

[0011] In some embodiments, a fixing hole is provided inside the support plate, a movable groove is provided on the side wall of the fence, a mounting block is movably installed inside the movable groove, a limiting rod is fixedly installed on the mounting block, one end of the limiting rod is located inside the fixing hole, and a return spring is also movably installed inside the movable groove, and the return spring is fixedly connected to the mounting block.

[0012] Compared with the prior art, the present invention has the following significant advantages:

[0013] The utility model is provided with an adjustment mechanism and a transmission mechanism. The driving wheel 13 is rotated, and the driving wheel 13 can drive the transmission gear 10 to rotate through the connecting shaft 14. The transmission gear 10 can then drive the transmission shaft 7 to rotate again through the transmission belt 11 and another transmission gear 10. The transmission shaft 7 is threadedly connected to the transmission block 8, and the transmission block 8 will move up and down inside the adjustment groove 6. The transmission block 8 can drive the installation frame 4 to move inside the fence 1. When the installation frame 4 moves upward, the areas of the first sound insulation board 2 and the second sound insulation board 5 will become larger, and then the sound insulation area will be increased, thereby achieving the effect of freely adjusting the sound insulation area. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The utility model is further explained below in conjunction with the accompanying drawings and embodiments:

[0015] Figure 1 It is a schematic diagram of the main structure provided in one embodiment of the utility model;

[0016] Figure 2 It is a schematic diagram of the internal structure provided in one embodiment of the utility model;

[0017] Figure 3The utility model provides in one embodiment Figure 2 Enlarged view of point A in the middle;

[0018] Figure 4 It is a partial structural schematic diagram provided in one embodiment of the utility model.

[0019] Description of reference numerals:

[0020] 1. Fence; 2. First sound insulation board; 3. Mounting groove; 4. Mounting frame; 5. Second sound insulation board; 6. Adjustment groove; 7. Transmission shaft; 8. Transmission block; 9. Transmission groove; 10. Transmission gear; 11. Transmission belt; 12. Opening; 13. Driving wheel; 14. Connecting shaft; 15. Storage groove; 16. Torsion spring shaft; 17. Support plate; 18. Limiting plate; 19. Limiting groove; 20. Fixing hole; 21. Movable groove; 22. Mounting block; 23. Limiting rod; 24. Reset spring. DETAILED DESCRIPTION

[0021] The utility model is described in detail below, and the technical solutions in the embodiments of the utility model are clearly and completely described. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of 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.

[0022] The utility model provides a road construction sound insulation device through improvement. The technical solution of the utility model is:

[0023] like Figure 1 and Figure 2 As shown, a road construction sound insulation device comprises a fence 1 and a first sound insulation board 2, the first sound insulation board 2 is embedded and installed on a side wall of the fence 1, a mounting groove 3 is provided on the top of the fence 1, the mounting groove 3 is a groove of a rectangular structure, a mounting frame 4 is movably installed inside the mounting groove 3, the mounting frame 4 is a hollow rectangular structure, two second sound insulation boards 5 are fixedly installed inside the mounting frame 4, the second sound insulation boards 5 are of a rectangular structure, and an adjustment mechanism and a transmission mechanism are provided inside the fence 1;

[0024] As shown in the first sound insulation board 2 and the mounting groove 3, the adjustment mechanism includes an adjustment groove 6, a transmission shaft 7 and a transmission block 8. The adjustment groove 6 is a groove of a rectangular structure, and the adjustment groove 6 is opened inside the fence 1. The transmission shaft 7 is a cylindrical structure with threads, and the transmission shaft 7 is vertically movably installed inside the adjustment groove 6. The transmission block 8 is a block of a rectangular structure, and the transmission block 8 is movably installed inside the adjustment groove 6. The transmission block 8 is fixedly connected to the mounting frame 4, and the transmission shaft 7 passes through the upper and lower walls of the transmission block 8 and is threadedly connected to the transmission block 8;

[0025] The transmission mechanism includes a transmission groove 9, a transmission gear 10, a transmission belt 11, an opening 12, a driving wheel 13 and a connecting shaft 14. The transmission groove 9 is a groove with a rectangular structure, and the transmission gear 10 is a circular structure. There are two transmission gears 10, and the two transmission gears 10 are movably installed on both sides of the inside of the transmission groove 9. One of the transmission gears 10 is fixedly installed at the bottom of the transmission shaft 7, and the other transmission gear 10 is movably installed on the other side of the inside of the transmission groove 9. The transmission belt 11 is movably sleeved between the two transmission gears 10, and the transmission belt 11 and the two transmission gears 10 are meshed for transmission. The opening 12 is a groove with a rectangular structure, and the opening 12 is opened on the side wall of the fence 1. The driving wheel 13 is a circular structure. The driving wheel 13 It is movably installed inside the opening 12, and the connecting shaft 14 is a cylindrical structure. The connecting shaft 14 is fixedly installed between the driving wheel 13 and one of the transmission gears 10. By setting a transmission mechanism, the driving wheel 13 is rotated, and the driving wheel 13 can drive the transmission gear 10 to rotate through the connecting shaft 14. The transmission gear 10 can then drive the transmission shaft 7 to rotate again through the transmission belt 11 and another transmission gear 10. The transmission shaft 7 is threadedly connected to the transmission block 8, and the transmission block 8 will move up and down inside the adjustment groove 6, and the transmission block 8 can drive the installation frame 4 to move inside the fence 1. When the installation frame 4 moves upward, the area of ​​the first sound insulation board 2 and the second sound insulation board 5 will become larger, thereby increasing the sound insulation area.

[0026] like Figures 1 to 4 As shown, in one embodiment, a receiving groove 15 is provided on the side wall of the fence 1, and the receiving groove 15 is a groove of a rectangular structure. A torsion spring shaft 16 is movably installed at the lower part of the interior of the receiving groove 15, and the torsion spring shaft 16 is a cylindrical structure. A support plate 17 is fixedly sleeved on the torsion spring shaft 16, and the support plate 17 is a plate of a rectangular structure. A limiting plate 18 is movably installed inside the receiving groove 15 through the torsion spring shaft 16, and the limiting plate 18 is a plate of a rectangular structure. A limiting groove 19 is provided on the support plate 17 at a position corresponding to the limiting plate 18, and the limiting groove 19 is a groove of a triangular structure. When in use, the support plate 17 can be flipped out from the interior of the receiving groove 15, and then the limiting plate 18 is flipped again, and one end of the limiting plate 18 is inserted into the interior of the limiting groove 19, at which time the support plate 17 will be fixed, and the support plate 17 will support the fence 1, thereby improving the stability of the fence 1 when it is placed;

[0027] A fixing hole 20 is provided inside the support plate 17, and the fixing hole 20 is a circular hole. A movable groove 21 is provided on the side wall of the fence 1, and the movable groove 21 is a groove of a rectangular structure. A mounting block 22 is movably installed inside the movable groove 21, and the mounting block 22 is a block of a rectangular structure. A limiting rod 23 is fixedly installed on the mounting block 22, and the limiting rod 23 is a cylindrical structure. One end of the limiting rod 23 is located inside the fixing hole 20. A reset spring 24 is also movably installed inside the movable groove 21, and the reset spring 24 is fixedly connected to the mounting block 22. One end of the limiting rod 23 is located inside the fixing hole 20 to fix the support plate 17. When the support plate 17 needs to be flipped, only the mounting block 22 needs to be pushed, and the mounting block 22 drives the limiting rod 23 to leave the inside of the limiting rod 23, and the support plate 17 will lose its fixation.

[0028] The specific working methods are:

[0029] By providing an adjustment mechanism and a transmission mechanism, the driving wheel 13 is rotated, and the driving wheel 13 can drive the transmission gear 10 to rotate through the connecting shaft 14. The transmission gear 10 can then drive the transmission shaft 7 to rotate again through the transmission belt 11 and another transmission gear 10. The transmission shaft 7 is threadedly connected to the transmission block 8, and the transmission block 8 will move up and down inside the adjustment groove 6. The transmission block 8 can drive the installation frame 4 to move inside the fence 1. When the installation frame 4 moves upward, the areas of the first sound insulation board 2 and the second sound insulation board 5 will become larger, thereby increasing the sound insulation area.

[0030] The technical means disclosed in the utility model are not limited to the technical means disclosed in the above technical means, but also include technical solutions composed of equivalent replacement of the above technical features. Matters not covered in the utility model belong to the common knowledge of those skilled in the art.

Claims

1. A road construction sound insulation device, comprising a fence (1) and a first sound insulation board (2), wherein the first sound insulation board (2) is embedded and installed on a side wall of the fence (1), characterized in that: The fence (1) has a mounting groove (3) at the top, a mounting frame (4) is movably mounted inside the mounting groove (3), two second sound insulation boards (5) are fixedly mounted inside the mounting frame (4), and an adjustment mechanism and a transmission mechanism are arranged inside the fence (1); The adjustment mechanism comprises an adjustment groove (6), a transmission shaft (7) and a transmission block (8); the adjustment groove (6) is arranged inside the fence (1); the transmission shaft (7) is vertically movably installed inside the adjustment groove (6); the transmission block (8) is movably installed inside the adjustment groove (6); the transmission block (8) is fixedly connected to the mounting frame (4); and the transmission shaft (7) passes through the upper and lower wall surfaces of the transmission block (8) and is threadedly connected to the transmission block (8).

2. A road construction sound insulation device according to claim 1, characterized in that: The transmission mechanism comprises a transmission groove (9), a transmission gear (10), a transmission belt (11), an opening (12), a driving wheel (13) and a connecting shaft (14). There are two transmission gears (10) in total. The two transmission gears (10) are movably mounted on both sides of the inside of the transmission groove (9), one of the transmission gears (10) is fixedly mounted on the bottom of the transmission shaft (7), and the other transmission gear (10) is movably mounted on the other side of the inside of the transmission groove (9). The transmission belt (11) is movably sleeved between the two transmission gears (10), and the transmission belt (11) and the two transmission gears (10) are meshed for transmission. The opening (12) is opened on the side wall of the fence (1), the driving wheel (13) is movably mounted inside the opening (12), and the connecting shaft (14) is fixedly mounted between the driving wheel (13) and one of the transmission gears (10).

3. A road construction sound insulation device according to claim 1, characterized in that: A receiving groove (15) is provided on the side wall of the fence (1), a torsion spring shaft (16) is movably installed at the lower part of the interior of the receiving groove (15), and a support plate (17) is fixedly sleeved on the torsion spring shaft (16).

4. A road construction sound insulation device according to claim 3, characterized in that: A limiting plate (18) is movably mounted inside the receiving groove (15) via a torsion spring shaft (16), and a limiting groove (19) is provided on the support plate (17) at a position corresponding to the limiting plate (18).

5. A road construction sound insulation device according to claim 3, characterized in that: The support plate (17) is provided with a fixing hole (20) therein, the side wall of the fence (1) is provided with a movable groove (21), a mounting block (22) is movably mounted therein, and a limit rod (23) is fixedly mounted on the mounting block (22).

6. A road construction sound insulation device according to claim 5, characterized in that: One end of the limiting rod (23) is located inside the fixing hole (20), and a return spring (24) is movably installed inside the movable groove (21), and the return spring (24) is fixedly connected to the mounting block (22).

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