Road and bridge noise reduction device
By introducing reinforcement plates and heightened layers into the road bridge noise reduction device, the problems of gravel cracking and insufficient fixed height on rugged roads are solved, and the stability and noise isolation effect of the device are improved.
Patent Information
- Application Number
- CN202421080599.X
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-17
- Publication Date
- 2025-01-03
- Estimated Expiration
- Not applicable · inactive patent
AI Technical Summary
When existing road bridge noise reduction devices are used on bumpy roads, they may cause the road to rupture and the noise reduction function to be reduced, and the fixed height cannot be adjusted according to the sound source height, resulting in poor noise reduction effect.
A road bridge noise reduction device including reinforcement plates and high-rise floors is designed to protect the glass plates through reinforcement plates to avoid impact of stones, and adjust the height of the sound insulation screen through increased layer to adapt to the height of the sound source, so as to achieve selective installation or disassembly. .
It effectively prevents the glass plate from rupturing, improves the stability and noise isolation effect of the noise reduction device, making it suitable for different road conditions and sound source heights.
Smart Images
Figure CN222294745U_ABST
Abstract
Description
Technical Field
[0001] The utility model belongs to the technical field of noise reduction devices, in particular to a road bridge noise reduction device. Background Art
[0002] Road noise reduction devices are facilities used to reduce the spread of road noise. Their main function is to effectively isolate the noise generated on the road and reduce the impact of noise on surrounding residents and buildings. It reduces the distance and intensity of noise propagation by reflecting, absorbing and scattering noise fluctuations.
[0003] The existing public document, CN21633911U-A road bridge noise reduction device, is disclosed to include a base, a mounting plate is fixedly connected to the top of the base, a plurality of noise reduction plates are arranged on one side of the mounting plate, and two dust removal mechanisms are arranged on one side of the mounting plate, and a wind transmission mechanism is arranged on the top of the mounting plate. The wind transmission mechanism and the dust removal mechanism are connected, which solves the problem that the existing noise reduction plates are set in the open air, and the dust raised between cars easily blocks the through holes on the noise reduction plates, thereby reducing the noise reduction effect of the noise reduction plates. However, it still has the following disadvantages in actual use:
[0004] 1. When the existing road bridge noise reduction device is used, if the road is rough and uneven, stones on the road surface may bounce out, and the bouncing stones may cause the glass plate to break, resulting in a reduction in the noise reduction function of the noise reduction device, which is not conducive to the use of noise reduction.
[0005] 2. Existing road and bridge noise reduction devices are usually fixed in height and cannot be adjusted according to the height of the sound source. Only when the height of the sound insulation screen exceeds the height of the noise source can it play a noise reduction role. Utility Model Content
[0006] The utility model aims to provide a road and bridge noise reduction device. A reinforcement plate is provided for the road and bridge noise reduction device. The reinforcement plate is located on the front side of a glass plate and can be disassembled by workers according to the road conditions. A heightening layer is provided for the road and bridge noise reduction device. The heightening layer is selectively installed or disassembled according to the height of the sound source. This solves the problem that when the road is rough and uneven during use, stones on the road surface may bounce out, and the bounced stones may cause the glass plate to break. The road and bridge noise reduction device is usually of a fixed height and cannot be adjusted according to the height of the sound source.
[0007] In order to solve the above technical problems, the utility model is realized by the following technical solutions:
[0008] The utility model discloses a road bridge noise reduction device, comprising a base, a connecting rod, a sound insulation screen, a reinforcement plate and a heightened layer, wherein the top of the base is connected with the connecting rod, the interior of the connecting rod is connected with the sound insulation screen, the two sides of the reinforcement plate are connected with the interior of the connecting rod and are located at the front side of the sound insulation screen, and the connecting rod and the top of the sound insulation screen are connected with the heightened layer.
[0009] Furthermore, the base includes a base frame, a fixing plate and screws, the bottom of the base frame is connected to the fixing plate, and the center of the fixing plate is connected to the screws.
[0010] Furthermore, the connecting rod includes an insertion rod, a slot rod and a connecting bottom plate, the insertion rod is connected to the left side of the base, the slot rod is connected to the right side of the base, and the tops of the insertion rod and the slot rod are connected to the connecting bottom plate.
[0011] Furthermore, the sound insulation screen comprises a partition, a glass plate and a connecting groove. The top and the bottom of the glass plate are both connected to the partition, and a connecting groove is provided inside the top partition.
[0012] Furthermore, the reinforcing plate includes a slide groove, a connecting strip and a baffle, and the two sides of the baffle are connected with the connecting strips, and the connecting strips are connected to the inside of the slide groove.
[0013] Furthermore, the heightening layer includes a heightening plate, an inserting plate, a groove, a connecting top plate and bolts. The bottom of the heightening plate is connected to the inserting plate, a groove is provided at the top center of the heightening plate, the top and bottom corners of the heightening plate are connected to connecting top plates, and bolts are connected inside the connecting top plates.
[0014] The utility model has the following beneficial effects:
[0015] 1. By setting a reinforcement plate on the road and bridge noise reduction device, the reinforcement plate is located in front of the glass plate. The staff can dismantle it according to the road conditions to prevent stones on the road from hitting the glass plate and causing the glass plate to break.
[0016] 2. By setting up a higher layer for the road and bridge noise reduction device, the higher layer can be selectively installed or removed according to the height of the sound source, so that the height of the sound insulation screen is suitable for the height of the current road sound source, thereby increasing the noise reduction effect. BRIEF DESCRIPTION OF THE DRAWINGS
[0017] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for describing the embodiments are briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.
[0018] Figure 1 It is a schematic diagram of the structure of the utility model;
[0019] Figure 2 It is a structural schematic diagram of the chassis of the utility model;
[0020] Figure 3 This is a schematic diagram of the structure of the sound insulation screen of the utility model;
[0021] Figure 4 It is a structural schematic diagram of the reinforcement plate of the utility model;
[0022] Figure 5 It is a structural schematic diagram of the utility model with a higher layer.
[0023] In the accompanying drawings, the components represented by the reference numerals are listed as follows:
[0024] 1. Base; 11. Base frame; 12. Fixing plate; 13. Screws; 2. Connecting rod; 21. Inserting rod; 22. Slot rod; 23. Connecting bottom plate; 3. Sound insulation screen; 31. Partition plate; 32. Glass plate; 33. Connecting groove; 4. Reinforcement plate; 41. Slide groove; 42. Connecting strip; 43. Baffle; 5. Heightening layer; 51. Heightening plate; 52. Inserting plate; 53. Grooving; 54. Connecting top plate; 55. Bolts. DETAILED DESCRIPTION
[0025] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the accompanying drawings in the embodiments of the present invention.
[0026] See also Figure 1 As shown, the utility model is a road bridge noise reduction device, comprising a base 1, a connecting rod 2, a sound insulation screen 3, a reinforcement plate 4 and a heightened layer 5, the top of the base 1 is connected to the connecting rod 2, the interior of the connecting rod 2 is connected to the sound insulation screen 3, the two sides of the reinforcement plate 4 are connected to the interior of the connecting rod 2 and are located in front of the sound insulation screen 3, and the connecting rod 2 and the top of the sound insulation screen 3 are connected to the heightened layer 5.
[0027] In the above arrangement, the base 1 is used to support the connecting rod 2 and the sound insulation screen 3. The two devices can be connected through the connecting rod 2. The sound insulation screen 3 can reduce the noise of the road bridge. The reinforcement plate 4 can protect the glass plate 32 in the sound insulation screen 3. The height of the heightening layer 5 can adjust the height of the sound insulation screen 3.
[0028] Among them Figure 2 and Figure 3As shown, the base 1 includes a base frame 11, a fixing plate 12 and a screw 13. The bottom of the base frame 11 is connected to the fixing plate 12, and the center of the fixing plate 12 is connected to the screw 13. The connecting rod 2 includes an insertion rod 21, a groove rod 22 and a connecting bottom plate 23. The insertion rod 21 is connected to the left side of the base 1, and the groove rod 22 is connected to the right side of the base 1. The tops of the insertion rod 21 and the groove rod 22 are connected to the connecting bottom plate 23. The sound insulation screen 3 includes a partition 31, a glass plate 32 and a connecting groove 33. The top and bottom of the glass plate 32 are connected to the partition 31, and a connecting groove 33 is opened inside the top partition 31.
[0029] In the above setting, the base frame 11 is fixed by the fixing plate 12 using screws 13, and when connecting, the plug rod 21 on the right is used to connect the slot rod 22 on the left side of another noise reduction device to connect the two noise reduction devices. The sound insulation screen 3 can reduce the noise on the road, and the connecting groove 33 in the top partition 31 is used to connect the raised layer 5.
[0030] Among them Figure 4 and Figure 5 As shown, the reinforcing plate 4 includes a slide groove 41, a connecting strip 42 and a baffle 43. The two sides of the baffle 43 are connected with the connecting strips 42, and the connecting strips 42 are connected to the inside of the slide groove 41. The heightening layer 5 includes a heightening plate 51, a plug plate 52, a groove 53, a connecting top plate 54 and bolts 55. The bottom of the heightening plate 51 is connected with the plug plate 52, and the top center of the heightening plate 51 is provided with a groove 53. The top and bottom corners of the heightening plate 51 are connected with connecting top plates 54, and the connecting top plates 54 are connected with bolts 55 inside.
[0031] In the above arrangement, when the noise reduction device is used, if the glass plate 32 needs to be protected, the baffle 43 can be connected to the inside of the slide groove 41 through the connecting strip 42. When adjusting the height of the noise reduction device, first connect the plug plate 52 to the inside of the connecting groove 33, align the connecting bottom plate 23 with the connecting top plate 54, and fix them with bolts 55. According to the required height, another heightened layer 5 is connected to the inside of the groove 53 in the same way.
[0032] The specific application of the utility model is as follows: when using the noise reduction device, first use the screws 13 to fix the base frame 11 through the fixing plate 12, and use the plug rod 21 on the right side to connect the slot rod 22 on the left side of another noise reduction device during connection, so that the two noise reduction devices are connected, and the sound insulation screen 3 can reduce the noise on the road. The glass plate 32 inside the sound insulation screen 3 is relatively fragile. If the glass plate 32 needs to be protected, the baffle 43 can be connected to the inside of the slide groove 41 through the connecting strip 42 to prevent the road stones from hitting the glass plate 32. When adjusting the height of the noise reduction device, connect the plug plate 52 to the inside of the connecting groove 33, align the connecting bottom plate 23 with the connecting top plate 54, and fix them with bolts 55. According to the required height, another heightening layer 5 is connected to the inside of the trench 53 in the same way.
[0033] The above are only preferred embodiments of the present invention and do not limit the present invention. Any modification to the technical solutions recorded in the aforementioned embodiments and any equivalent replacement of some of the technical features therein, any modification, equivalent replacement, and improvement made are all within the protection scope of the present invention.
Claims
1. A road bridge noise reduction device, comprising a base (1), a connecting rod (2), a sound insulation screen (3), a reinforcement plate (4) and a heightened layer (5), characterized in that: The top of the base (1) is connected to the connecting rod (2), the interior of the connecting rod (2) is connected to the sound insulation screen (3), the two sides of the reinforcing plate (4) are connected to the interior of the connecting rod (2) and are located in front of the sound insulation screen (3), and the connecting rod (2) and the top of the sound insulation screen (3) are connected to the raising layer (5).
2. A road bridge noise reduction device according to claim 1, characterized in that: The base (1) comprises a base frame (11), a fixing plate (12) and a screw (13); the fixing plate (12) is connected to the bottom of the base frame (11), and the screw (13) is connected to the center of the fixing plate (12).
3. A road bridge noise reduction device according to claim 1, characterized in that: The connecting rod (2) comprises an insertion rod (21), a groove rod (22) and a connecting bottom plate (23); the insertion rod (21) is connected to the left side of the base (1); the groove rod (22) is connected to the right side of the base (1); and the tops of the insertion rod (21) and the groove rod (22) are connected to the connecting bottom plate (23).
4. A road bridge noise reduction device according to claim 1, characterized in that: The sound insulation screen (3) comprises a partition (31), a glass plate (32) and a connection groove (33); the top and bottom of the glass plate (32) are both connected to the partition (31); and the connection groove (33) is provided inside the partition (31) at the top.
5. A road bridge noise reduction device according to claim 1, characterized in that: The reinforcing plate (4) comprises a slide groove (41), a connecting strip (42) and a baffle (43), the connecting strips (42) being connected to both sides of the baffle (43), and the connecting strips (42) being connected to the inside of the slide groove (41).
6. A road bridge noise reduction device according to claim 1, characterized in that: The raised layer (5) comprises a raised plate (51), an insert plate (52), a groove (53), a connecting top plate (54) and bolts (55); the bottom of the raised plate (51) is connected to the insert plate (52); the center of the top of the raised plate (51) is provided with the groove (53); the top and bottom corners of the raised plate (51) are both connected to the connecting top plate (54); and the bolts (55) are connected inside the connecting top plate (54).