Noise reduction equipment based on roads and bridges

Abstract

The utility model belongs to the technical field of roads and bridges, in particular to noise reduction equipment based on the roads and the bridges, and provides the following scheme that the noise reduction equipment comprises an installation box, a sliding groove is formed in the front side of the installation box, and sliding ways are formed in the two sides of the top and the two sides of the bottom of the installation box; the limiting hole is formed in the right side of the front side of the mounting box; the two sides of the top of the mounting box are fixedly connected with the mounting frame; the sound insulation plate is arranged at the top of the mounting box and located between the opposite sides of the two mounting frames; the two sides of the bottom of the sound insulation plate are fixedly connected with the inserting plate, the bottom of the inserting plate penetrates into an inner cavity of the mounting box, an inserting opening is formed in the left side of the inserting plate, and a chamfer is formed in the bottom of the inserting plate. And through cooperative use of the limiting mechanism, the positioning mechanism can be limited, and displacement of the rack is prevented.

Description

Technical Field

[0001] The utility model relates to the technical field of roads and bridges, and in particular to a sound reduction device based on roads and bridges. Background Art

[0002] As people's living standards continue to improve, the number of cars owned by families is also increasing, which has led to a gradual increase in road traffic volume and a sharp increase in urban traffic noise, which has seriously interfered with people's daily lives. Therefore, when building roads and bridges, road and bridge sound insulation panels are needed to deal with the noise.

[0003] At present, sound reduction equipment is generally installed on both sides of roads or bridges. The sound insulation devices are exposed to wind and sun for a long time and need regular maintenance or replacement. The existing sound insulation equipment is fixed with multiple bolts when installing the sound insulation board. When it needs to be maintained or replaced, multiple bolts need to be disassembled and installed, and the maintenance efficiency is slow, which is not conducive to people's use. Therefore, the utility model proposes a sound reduction device based on roads and bridges to solve the above problems. Utility Model Content

[0004] The purpose of the present utility model is to solve the problem existing in the prior art. Currently, sound reduction equipment is generally installed on both sides of roads or bridges. The sound insulation devices are exposed to wind and sun for a long time and need regular maintenance or replacement. The existing sound insulation equipment fixes the sound insulation board with multiple bolts when installing it. When it needs to be maintained or replaced, multiple bolts need to be disassembled and installed, which has a slow maintenance efficiency and is not conducive to people's use. A sound reduction device based on roads and bridges is proposed.

[0005] In order to achieve the above purpose, the present invention adopts the following technical solutions:

[0006] A noise reduction device based on a road or bridge, comprising:

[0007] The installation box has a slide groove on the front side and slideways on both sides of the top and bottom of the installation box;

[0008] A limiting hole is provided on the right side of the front side of the installation box;

[0009] A mounting frame, both sides of the top of the mounting box are fixedly connected to the mounting frame;

[0010] A sound insulation board is provided on the top of the installation box and between opposite sides of the two installation frames;

[0011] The plugboard is fixedly connected to both sides of the bottom of the sound insulation board, the bottom of the plugboard passes through the inner cavity of the installation box, a socket is opened on the left side of the plugboard, and a chamfer is opened on the bottom of the plugboard;

[0012] A positioning mechanism, located in the inner cavity of the installation box, and used for quickly installing the sound insulation board;

[0013] The limiting mechanism is located at the front side of the installation box and is used to position the positioning mechanism.

[0014] As a preferred solution of the present invention, the positioning mechanism includes: a rack, a gear, a screw, a threaded sleeve, a transmission plate, a guide wheel, a slant plate, a top plate, a guide rod, a movable plate, a first spring and a limit plate;

[0015] The rack is slidingly arranged on the front side of the installation box, the gear is arranged on the front side of the installation box and is located on the top of the rack, the gear is meshed with the rack, the rear side of the gear is fixedly connected to the screw rod, the rear side of the screw rod passes through the front side of the installation box and is rotatably connected to the rear side of the inner cavity of the installation box through a rotating shaft, the threaded sleeve is movably sleeved on the surface of the screw rod, both sides of the threaded sleeve are fixedly connected to the transmission plate, the opposite sides of the two transmission plates are provided with openings, the top and bottom of the openings are rotatably connected to the guide wheel through a rotating shaft, the number of guide wheels is two, the number of inclined plates is two, and the two inclined plates are rotatably connected. The plates are arranged in the inner cavity of the mounting box and are located on both sides of the screw rod, the opposite sides of the two inclined plates are fixedly connected to the top plate, the top and bottom of the top plate are slidably connected to the inner wall of the mounting box, the opposite sides of the two top plates are fixedly connected to the guide rod, the tops of the two guide rods and one end away from the top plate are fixedly connected to the movable plate, the opposite sides of the two movable plates are fixedly connected to the first spring, the opposite sides of the two movable plates are fixedly connected to the limit plate, the opposite sides of the two limit plates pass through the inner cavity of the opening, and the top of the limit plate is provided with an oblique angle.

[0016] As a preferred solution of the present invention, the limiting mechanism includes: a fixing plate, a housing, a positioning pin, a reset plate and a second spring;

[0017] The right side of the rack is fixedly connected to the fixed plate, the right side of the fixed plate is fixedly connected to the shell, the locating pin is arranged on the front side of the shell, the rear side of the locating pin passes through the shell, the reset plate is fixedly sleeved on the surface of the locating pin and is located in the inner cavity of the shell, and the second spring is sleeved on the surface of the locating pin and is located on the front side of the reset plate.

[0018] As a preferred solution of the present invention, a first slide rail is provided on the rear side of the rack, the slide groove is used in conjunction with the first slide rail, and a handle is fixedly connected to the front side of the rack.

[0019] As a preferred solution of the present invention, second slide rails are provided on the top and bottom of the top plate, and the second slide rails are used in conjunction with the slideway.

[0020] As a preferred solution of the present invention, a clamping plate is fixedly connected to the front side of the locating pin, and a clamping block is fixedly connected to the front side of the fixing plate and located at the rear side of the clamping plate.

[0021] Beneficial effects:

[0022] 1. The rack is moved to drive the gear and the screw to rotate, the screw drives the threaded sleeve to move, the threaded sleeve drives the transmission plate and the guide wheel to move, the guide wheel drives the inclined plate, the top plate, the guide rod and the moving plate to move, and the moving plate drives the limit plate to move, so that the insert plate can be released from the limit, which is convenient for workers to quickly replace the sound insulation board;

[0023] 2. When the rack moves to the right, the positioning pin drives the fixing plate and the positioning pin to move under the pressure of the second spring, so that the positioning pin can be moved to the inner cavity of the limiting hole, thereby achieving the effect of limiting the rack;

[0024] In the utility model: the positioning mechanism can be used in conjunction with the inserting plate to release the limit, which is convenient for workers to quickly replace the sound insulation board. The positioning mechanism can be used in conjunction with the limiting mechanism to limit the positioning mechanism to prevent the rack from shifting. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 It is a structural diagram of the utility model;

[0026] Figure 2 This is a cross-sectional view of the installation box of the utility model;

[0027] Figure 3 This is a top view of the gear and the limit plate of the utility model;

[0028] Figure 4 It is a cross-sectional view of the shell of the present utility model.

[0029] In the figure: 1. Installation box; 2. Limiting hole; 3. Installation frame; 4. Sound insulation board; 5. Insert plate; 6. Rack; 7. Gear; 8. Screw; 9. Threaded sleeve; 10. Transmission plate; 11. Guide wheel; 12. Inclined plate; 13. Top plate; 14. Guide rod; 15. Moving plate; 16. First spring; 17. Limiting plate; 18. Fixed plate; 19. Housing; 20. Positioning pin; 21. Reset plate; 22. Second spring; 23. Card plate; 24. Card block; 25. Handle. DETAILED DESCRIPTION

[0030] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0031] Example

[0032] Reference Figures 1-4 , a noise reduction device based on roads and bridges, comprising:

[0033] The installation box 1 has a slide groove on the front side, and slideways on both sides of the top and bottom of the installation box 1;

[0034] The limiting hole 2 is opened on the right side of the front side of the installation box 1;

[0035] Mounting frame 3, both sides of the top of the mounting box 1 are fixedly connected to the mounting frame 3;

[0036] A sound insulation board 4 is provided on the top of the installation box 1 and is located between opposite sides of the two installation frames 3;

[0037] The plugboard 5 and both sides of the bottom of the sound insulation board 4 are fixedly connected to the plugboard 5. The bottom of the plugboard 5 passes through the inner cavity of the installation box 1. The left side of the plugboard 5 is provided with a socket, and the bottom of the plugboard 5 is provided with a chamfer.

[0038] A positioning mechanism is located in the inner cavity of the installation box 1 and is used to quickly install the sound insulation board 4;

[0039] The limiting mechanism is located at the front side of the installation box 1 and is used to position the positioning mechanism.

[0040] As a preferred solution of the present invention, the positioning mechanism includes: a rack 6, a gear 7, a screw 8, a threaded sleeve 9, a transmission plate 10, a guide wheel 11, a slant plate 12, a top plate 13, a guide rod 14, a movable plate 15, a first spring 16 and a limit plate 17;

[0041] The rack 6 is slidably arranged on the front side of the mounting box 1, the gear 7 is arranged on the front side of the mounting box 1 and is located at the top of the rack 6, the gear 7 is meshed with the rack 6, the rear side of the gear 7 is fixedly connected to the screw rod 8, the rear side of the screw rod 8 passes through the front side of the mounting box 1 and is rotatably connected to the rear side of the inner cavity of the mounting box 1 through a rotating shaft, the threaded sleeve 9 is movably sleeved on the surface of the screw rod 8, and both sides of the threaded sleeve 9 are fixedly connected to the transmission plate 10. Openings are provided on the opposite sides of the two transmission plates 10, and the top and bottom of the openings are rotatably connected to the guide wheel 11 through a rotating shaft. The number of guide wheels 11 is two, and the number of inclined plates 12 is two. The two inclined plates 12 are both arranged in the inner cavity of the mounting box 1 and are located on both sides of the screw rod 8. The opposite sides of the two inclined plates 12 are fixedly connected to the top plate 13, and the top and bottom of the top plate 13 slide with the inner wall of the mounting box 1 The two top plates 13 are connected on opposite sides and are fixedly connected to the guide rod 14. The tops of the two guide rods 14 and the ends away from the top plate 13 are fixedly connected to the movable plate 15. The opposite sides of the two movable plates 15 are fixedly connected to the first spring 16. The opposite sides of the two movable plates 15 are fixedly connected to the limit plate 17. The opposite sides of the two limit plates 17 pass through the inner cavity of the opening. The top of the limit plate 17 is provided with an oblique angle, which drives the gear 7 and the screw rod 8 to rotate by moving the rack 6, and the screw rod 8 drives the threaded sleeve 9 to move. The threaded sleeve 9 drives the transmission plate 10 and the guide wheel 11 to move. The guide wheel 11 drives the inclined plate 12, the top plate 13, the guide rod 14 and the movable plate 15 to move. The movable plate 15 drives the limit plate 17 to move, so that the inserting plate 5 can be released from the limit, which is convenient for workers to quickly replace the sound insulation board 4.

[0042] As a preferred solution of the present invention, the limiting mechanism includes: a fixing plate 18, a housing 19, a positioning pin 20, a reset plate 21 and a second spring 22;

[0043] The right side of the rack 6 is fixedly connected to the fixed plate 18, and the right side of the fixed plate 18 is fixedly connected to the shell 19. The positioning pin 20 is arranged on the front side of the shell 19, and the rear side of the positioning pin 20 passes through the shell 19. The reset plate 21 is fixedly sleeved on the surface of the positioning pin 20 and is located in the inner cavity of the shell 19. The second spring 22 is sleeved on the surface of the positioning pin 20 and is located in the front side of the reset plate 21. When the rack 6 moves to the right, the positioning pin 20 drives the fixed plate 18 and the positioning pin 20 to move through the pressure of the second spring 22, so that the positioning pin 20 can be moved to the inner cavity of the limiting hole 2, thereby limiting the rack 6.

[0044] As a preferred solution of the present invention, a first slide rail is provided on the rear side of the rack 6, and the slide groove is used in conjunction with the first slide rail. A handle 25 is fixedly connected to the front side of the rack 6. The slide groove is used in conjunction with the first slide rail to improve the stability of the rack 6 during movement.

[0045] As a preferred solution of the present invention, second slide rails are provided at the top and bottom of the top plate 13. The second slide rails are used in conjunction with the slideway. The cooperation between the second slide rails and the slideway can improve the stability of the top plate 13 during movement.

[0046] As a preferred solution of the present invention, the front side of the locating pin 20 is fixedly connected to a clamping plate 23, and the front side of the fixed plate 18 and the rear side of the clamping plate 23 are fixedly connected to a clamping block 24. By setting the clamping block 24, the clamping plate 23 can be clamped on the front side of the clamping block 24 when the locating pin 20 is moved out, and there is no need to keep pulling the locating pin 20.

[0047] With the above structure: the positioning mechanism can be used to release the limit of the plug board 5, which is convenient for workers to quickly replace the sound insulation board 4. The positioning mechanism can be limited by the limiting mechanism to prevent the rack 6 from shifting.

[0048] It should be noted that the specific type of motor to be used is a matter for the relevant technical personnel familiar with this field to choose, and the above-mentioned motors are all existing technologies and will not be elaborated in this solution.

[0049] The working principle of the present invention is as follows: when the sound insulation board 4 needs to be installed, the sound insulation board 4 is inserted into the mounting bracket 3, the inserting plate 5 is inserted into the inner cavity of the mounting box 1, and the limit plate 17 is driven to move by the inserting plate 5. When the inserting plate 5 continues to move downward, the limit plate 17 is moved to the inner cavity of the inserting plate 5 by the pressure of the first spring 16, so that the sound insulation board 4 can be quickly installed. When the sound insulation board 4 needs to be replaced, the gear 7 and the screw rod 8 are rotated by moving the rack 6, and the screw rod 8 drives the threaded sleeve 9 to move, and the threaded sleeve 9 is brought The dynamic transmission plate 10 and the guide wheel 11 move, the guide wheel 11 drives the inclined plate 12, the top plate 13, the guide rod 14 and the movable plate 15 to move, and the movable plate 15 drives the limit plate 17 to move, so that the inserting plate 5 can be released from the limit, which is convenient for workers to quickly replace the sound insulation board 4. When the rack 6 moves to the right, the positioning pin 20 drives the fixed plate 18 and the positioning pin 20 to move through the pressure of the second spring 22, so that the positioning pin 20 can be moved to the inner cavity of the limiting hole 2, thereby achieving the effect of limiting the rack 6.

[0050] The above is only a preferred specific implementation method of the present invention, but the protection scope of the present invention is not limited to this. Any technician familiar with the technical field within the technical scope disclosed by the present invention can make equivalent replacements or changes based on the technical solution and utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A noise reduction device based on roads and bridges, characterized in that: include: An installation box (1), wherein a slide groove is provided on the front side of the installation box (1), and slideways are provided on both sides of the top and bottom of the installation box (1); A limiting hole (2), the limiting hole (2) being opened on the right side of the front side of the installation box (1); A mounting frame (3), both sides of the top of the mounting box (1) are fixedly connected to the mounting frame (3); A sound insulation board (4), the sound insulation board (4) being arranged on the top of the installation box (1) and between opposite sides of the two installation frames (3); The plugboard (5) is fixedly connected to the plugboard (5) on both sides of the bottom of the sound insulation board (4), the bottom of the plugboard (5) passes through the inner cavity of the installation box (1), the left side of the plugboard (5) is provided with a socket, and the bottom of the plugboard (5) is provided with a chamfer; A positioning mechanism, the positioning mechanism being located in the inner cavity of the installation box (1) and being used for quickly installing the sound insulation board (4); A limiting mechanism is located at the front side of the installation box (1), and is used to position the positioning mechanism.

2. The noise reduction device based on roads and bridges according to claim 1, characterized in that: The positioning mechanism comprises: a rack (6), a gear (7), a screw rod (8), a threaded sleeve (9), a transmission plate (10), a guide wheel (11), an inclined plate (12), a top plate (13), a guide rod (14), a movable plate (15), a first spring (16) and a limit plate (17); The rack (6) is slidably arranged on the front side of the installation box (1), the gear (7) is arranged on the front side of the installation box (1) and is located on the top of the rack (6), the gear (7) is meshed with the rack (6), the rear side of the gear (7) is fixedly connected to the screw rod (8), the rear side of the screw rod (8) passes through the front side of the installation box (1) and is rotatably connected to the rear side of the inner cavity of the installation box (1) through a rotating shaft, the threaded sleeve (9) is movably sleeved on the surface of the screw rod (8), both sides of the threaded sleeve (9) are fixedly connected to the transmission plate (10), the opposite sides of the two transmission plates (10) are each provided with an opening, the top and bottom of the opening are rotatably connected to the guide wheel (11) through a rotating shaft, the number of the guide wheel (11) is two, the number of the inclined plates (12) is two, and the two inclined plates ( The two inclined plates (12) are both arranged in the inner cavity of the installation box (1) and are located on both sides of the screw rod (8), the opposite sides of the two inclined plates (12) are fixedly connected to the top plate (13), the top and bottom of the top plate (13) are slidably connected to the inner wall of the installation box (1), the opposite sides of the two top plates (13) are fixedly connected to the guide rod (14), the tops of the two guide rods (14) and one end away from the top plate (13) are fixedly connected to the movable plate (15), the opposite sides of the two movable plates (15) are fixedly connected to the first spring (16), the opposite sides of the two movable plates (15) are fixedly connected to the limit plate (17), the opposite sides of the two limit plates (17) are both penetrated into the inner cavity of the opening, and the top of the limit plate (17) is provided with an oblique angle.

3. The noise reduction device based on a road or bridge according to claim 1, characterized in that: The limiting mechanism comprises: a fixing plate (18), a housing (19), a positioning pin (20), a reset plate (21) and a second spring (22); The right side of the rack (6) is fixedly connected to the fixed plate (18), the right side of the fixed plate (18) is fixedly connected to the housing (19), the positioning pin (20) is arranged on the front side of the housing (19), the rear side of the positioning pin (20) passes through the housing (19), the reset plate (21) is fixedly sleeved on the surface of the positioning pin (20) and is located in the inner cavity of the housing (19), and the second spring (22) is sleeved on the surface of the positioning pin (20) and is located on the front side of the reset plate (21).

4. The noise reduction device based on roads and bridges according to claim 2, characterized in that: A first slide rail is provided on the rear side of the rack (6), and the slide groove is used in conjunction with the first slide rail. A handle (25) is fixedly connected to the front side of the rack (6).

5. The noise reduction device based on roads and bridges according to claim 2, characterized in that: The top and bottom of the top plate (13) are both provided with second slide rails, which are used in conjunction with the slideway.

6. The noise reduction device based on roads and bridges according to claim 3, characterized in that: The front side of the positioning pin (20) is fixedly connected with a clamping plate (23), and the front side of the fixing plate (18) and the rear side of the clamping plate (23) are fixedly connected with a clamping block (24).

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