Daylighting sound barrier for road

Abstract

The utility model discloses a daylighting sound barrier for roads, which comprises a plurality of upright posts, a plurality of barrier units and a plurality of damping rubber mats, the barrier units are embedded between two adjacent upright posts, and the damping rubber mats are positioned between the upright posts and the barrier units. Each barrier unit comprises a non-transparent sound insulation plate, a transparent sound insulation plate, a first sound absorption plate, a second sound absorption plate and a rear cover plate, the non-transparent sound insulation plate, the transparent sound insulation plate, the first sound absorption plate, the rear cover plate and the second sound absorption plate are sequentially connected from bottom to top, a first included angle is formed between the first sound absorption plate and the second sound absorption plate, and the angle of the first included angle is larger than 90 degrees and smaller than 180 degrees. According to the utility model, the rear cover plate and the section bar which are unique in structure are arranged, so that the barrier unit is simpler to install and operate and more stable in installation effect; the transparent sound insulation plate is located in the middle of the barrier unit, light rays can penetrate through the transparent sound insulation plate easily, and the daylighting effect of the barrier is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of noise control, in particular to a daylighting sound barrier for roads. Background Art

[0002] The sound barrier is also called a soundproof screen or a soundproof barrier. It is mainly divided into types such as bridge sound barriers, equipment noise attenuation sound barriers, and industrial plant boundary noise sound barriers. Among them, the bridge sound barrier is a wall-type structure set on both sides of the bridge to reduce the impact of traffic noise on nearby residents. Patent application number: 202020344505.0, named a utility model patent document of a road bridge sound barrier, discloses a barrier, including a barrier, a hexagonal shell, a rotating rod, a threaded rod and a locking rod; a bearing is arranged on the top of the barrier, and the bearing is arranged in two groups, the inner part of the bearing is connected with the inner hexagonal shell, the bottom of the inner hexagonal shell is located inside the barrier, and the inner part of the barrier is provided with a rotating rod, the bottom of the inner hexagonal shell is provided with a first conical tooth, and the middle part of the rotating rod is provided with a second conical tooth; threaded rods are fixed at both ends of the rotating rod, and the threaded rod is located inside the thread groove, the thread groove is opened on one side of the locking rod, and rod grooves are opened on both sides of the barrier, the locking rod is located inside the rod groove, the end of the locking rod is inserted into the inside of the locking groove, and the locking groove is opened at the inner wall of the barrier shell. However, the barrier has the problems of complex structure, great difficulty in processing, high processing cost and complicated installation method. In order to solve the above problems, it is necessary to develop a new type of road-use light-collecting sound barrier. Utility Model Content

[0003] The utility model aims to provide a daylight sound barrier for roads.

[0004] According to one aspect of the utility model, a daylighting sound barrier for a road is provided, comprising a plurality of columns, a plurality of barrier units and a plurality of shock-absorbing rubber pads, wherein the barrier unit is embedded between two adjacent columns, the plurality of shock-absorbing rubber pads are located between the columns and the barrier unit, the barrier unit comprises a non-transparent sound insulation board, a transparent sound insulation board, a first sound absorbing board, a second sound absorbing board and a rear cover, the non-transparent sound insulation board, the transparent sound insulation board, the first sound absorbing board, the rear cover and the second sound absorbing board are sequentially connected from bottom to top, a first angle is provided between the first sound absorbing board and the second sound absorbing board, and the angle of the first angle is greater than 90° and less than 180°.

[0005] In some embodiments, the rear cover is provided with a first hook, a second hook and a support arm, both ends of the support arm are respectively connected to the first hook and the second hook, the first hook is connected to the first sound absorbing board by a snap connection, and the second hook is connected to the second sound absorbing board by a snap connection.

[0006] In some embodiments, a first keel is provided on the top of the first sound absorbing panel, the first keel is provided with a first groove, a second keel is provided on the bottom of the first sound absorbing panel, the second keel is provided with a first flange, a third keel is provided on the bottom of the second sound absorbing panel, the third keel is provided with a second groove, the first hook is mounted in the first groove, and the second hook is mounted in the second groove.

[0007] In some embodiments, the barrier unit also includes a card block, which is provided with a first card slot and a second card slot, the center line of the first card slot is on the same straight line as the center line of the second card slot, the opening direction of the first card slot is opposite to the opening direction of the second card slot, and the width of the first card slot is smaller than the width of the second card slot.

[0008] In some embodiments, there are two clamping blocks, and the two ends of the transparent sound insulation board are respectively clamped with the first sound absorbing board and the non-transparent sound insulation board through the clamping blocks, and the two ends of the transparent sound insulation board are respectively clamped in the first clamping grooves of the two clamping blocks, and the first flange of the first sound absorbing board and one end of the non-transparent sound insulation board are respectively clamped in the second clamping grooves of the two clamping blocks.

[0009] In some embodiments, the column is provided with a main body section and a bending section, a second angle is provided between the bending section and the main body section, the angle of the second angle is the same as the angle of the first angle, both of which are 156°, the non-transparent sound insulation board, the two card blocks, the transparent sound insulation board and the first sound absorbing board are all embedded in the main body section, and the rear cover plate and the second sound absorbing board are embedded in the bending section.

[0010] In some embodiments, the non-transparent sound insulation board includes a second frame, a core material, a second panel and a second back plate, the core material is embedded in the second frame, the second frame includes a top keel and a bottom keel, the top keel is located above the core material, and the bottom keel is located below the core material, the second panel is fixedly installed on the front side of the second frame, the second back plate is fixedly installed on the back side of the second frame, the top keel is provided with a second flange, and the second flange is clamped in the first slot of the clamping block.

[0011] In some embodiments, the transparent sound insulation board includes a first frame, an outer glass layer, a glue layer and an inner glass layer. The first frame includes four profile keels, L-corners and a sealing strip. The glue layer is respectively bonded to the outer glass layer and the inner glass layer. The outer glass layer, the glue layer and the inner glass layer are embedded in the first frame. The sealing strip is located between the profile keel and the outer glass layer and the inner glass layer. The L-corners fix the four profile keels. The thickness of the glue layer is 1.52 mm, and its material is PVB high molecular polymer. The height of the transparent sound insulation board is 890 mm.

[0012] In some embodiments, the first sound absorbing panel and the second sound absorbing panel are both provided with a core material and a first panel, the first panel is provided with louver-type through holes, the thickness of the core material is 79 mm, the material thereof is a recycled fiber honeycomb core, the fire resistance grade is B1, the water absorption rate thereof is ≤5%, the peel strength is ≥40 (N.mm) / mm, and the material of the first keel, the second keel, the third keel, the first frame and the second frame are all 1.0 mm thick galvanized steel plates.

[0013] In some embodiments, a coating is provided on the surface of the first panel and the surface of the second panel. The coating has a thickness of not less than 40 μm and is off-white.

[0014] Beneficial effects of the utility model: The utility model makes the installation operation of the barrier unit simpler and the installation effect more stable by setting a rear cover plate and a card block with a unique structure; by setting a transparent sound insulation board in the middle of the barrier unit, it is easy for light to pass through, thereby improving the lighting effect of the barrier. The utility model has the advantages of reasonable structure setting, simple installation, low processing cost, good stability, good safety, good sound insulation and sound absorption effect, and strong wind pressure resistance. At a wind pressure of ±5.0kPa, the maximum deflection is less than or equal to 7.2mm, and the maximum residual deformation is less than or equal to 1mm. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 The present invention is a schematic structural diagram of a daylighting sound barrier for roads according to an embodiment of the present invention.

[0016] Figure 2 for Figure 1 A partial enlarged view of part C.

[0017] Figure 3 for Figure 1 A partial enlarged view of part D.

[0018] Figure 4 for Figure 1 A partial enlarged view of part E in the middle.

[0019] Figure 5 for Figure 1 A partial enlarged view of part F in the middle.

[0020] Figure 6 The present invention is a front view of a daylighting sound barrier for roads according to an embodiment of the present invention.

[0021] Figure 7 This is a schematic structural diagram of a column of a road-use daylighting sound barrier according to an implementation mode of the utility model.

[0022] Figure 8 The figure is a schematic structural diagram of a rear cover plate according to an embodiment of the utility model.

[0023] Fig. 9 The utility model is a schematic structural diagram of a profile according to an embodiment of the present invention.

[0024] Fig.10 The present invention is a schematic structural diagram of a transparent sound insulation board according to an embodiment of the present invention. DETAILED DESCRIPTION

[0025] The present invention will be further described in detail below in conjunction with the embodiments.

[0026] refer to Figures 1 to 10 The utility model provides a daylight sound barrier for roads, comprising a plurality of columns 1, a plurality of barrier units 2 and a plurality of shock-absorbing rubber pads 3. The barrier unit 2 is embedded between two adjacent columns 1, and a plurality of shock-absorbing rubber pads 3 are located between the column 1 and the barrier unit 2. One side of the shock-absorbing rubber pad 3 abuts against the barrier unit 2, and the other side abuts against the column 1. The shock-absorbing rubber pad 3 is used to reduce the vibration between the barrier unit 2 and the column 1, so that the installation of the barrier unit 2 in the column 1 is more stable. The shock-absorbing rubber pad 3 is a 30mm thick rubber shock-absorbing pad.

[0027] The barrier unit 2 includes a non-transparent sound insulation board 21, a transparent sound insulation board 22, a first sound absorbing board 23, a second sound absorbing board 24, a rear cover 25 and two blocks 26. The non-transparent sound insulation board 21, a block 26, a transparent sound insulation board 22, another block 26, a first sound absorbing board 23, a rear cover 25 and a second sound absorbing board 24 are sequentially connected from bottom to top. A first angle A is provided between the first sound absorbing board 23 and the second sound absorbing board 24, and the angle of the first angle A is 156°. The height of the non-transparent sound insulation board 21 is 980 mm, the height of the transparent sound insulation board 22 is 890 mm, and the heights of the first sound absorbing board 23 and the second sound absorbing board 24 are both 510 mm.

[0028] A first keel is provided on the top of the first sound absorbing board 23, and the first keel is provided with a first groove 231. A second keel is provided on the bottom of the first sound absorbing board 23, and the second keel is provided with a first flange 234. A third keel is provided on the bottom of the second sound absorbing board 24, and the third keel is provided with a second groove 241. The first sound absorbing board 23 and the second sound absorbing board 24 are both provided with a core material 232, a first panel 233 and a first back panel. The first panel 233 is fixedly installed on the front of the core material 232, and the first back panel 234 is fixedly installed on the back of the core material 232. The first panel 233 is provided with a louver-type through hole 235 and a coating, the thickness of the coating is not less than 40μm, and the coating is grayish white. The thickness of the first panel 233 is 0.5mm, and its material is a zinc-aluminum-magnesium alloy plate. The thickness of the first back panel is 0.4mm, and its material is a color steel plate. The noise reduction coefficient of the first sound absorbing board 23 and the second sound absorbing board 24 is ≥0.8.

[0029] The rear cover 25 is provided with a first hook 251, a second hook 252 and an arm 253. The two ends of the arm 253 are respectively connected to the first hook 251 and the second hook 252. The first hook 251 is clamped in the first groove 231, and the second hook 252 is clamped in the second groove 241.

[0030] The block 26 is provided with a first slot 261 and a second slot 262. The center line of the first slot 261 and the center line of the second slot 262 are in the same straight line, the opening direction of the first slot 261 is opposite to the opening direction of the second slot 262, and the width of the first slot 261 is smaller than that of the second slot 262.

[0031] The two ends of the transparent sound insulation board 22 are respectively connected to the first sound absorbing board 23 and the non-transparent sound insulation board 21 through two clamping blocks 26. The two ends of the transparent sound insulation board 22 are respectively clamped in the second clamping grooves 262 of the two clamping blocks 26, and the first flange 234 of the first sound absorbing board 23 and the second flange 215 of the non-transparent sound insulation board 21 are respectively clamped in the first clamping grooves 261 of the two clamping blocks 26.

[0032] The column 1 is provided with a main section 11 and a bending section 12, and a second angle B is provided between the bending section 12 and the main section 11, and the angle of the second angle B is the same as the angle of the first angle A, both of which are 156°. The non-transparent sound insulation board 21, two clamping blocks 26, the transparent sound insulation board 22 and the first sound absorption board 23 are all embedded in the main section 11, and the rear cover 25 and the second sound absorption board 24 are embedded in the bending section 12. The column 1 is an H-shaped steel column.

[0033] The non-transparent sound insulation board 21 includes a second frame, a core material 232, a second panel 213 and a second back plate. The core material 232 is embedded in the second frame. The second frame includes a top keel 211 and a bottom keel 212. The top keel 211 is located above the core material 232, and the bottom keel is located below the core material 232. The second panel 213 is fixedly installed on the front of the second frame, and the second back plate is fixedly installed on the back of the second frame. The top keel 211 is provided with a second flange 215, and the second flange 215 is clamped in the first clamping groove 261 of the clamping block 26. The surface of the second panel 213 is provided with a coating, the thickness of the coating is not less than 40μm, and the coating is grayish white. The thickness of the second panel 213 is 0.5mm, and its material is a zinc-aluminum-magnesium alloy plate. The thickness of the second back plate is 0.4mm, and its material is a color steel plate. The material of the top keel 211 and the bottom keel 212 is a galvanized steel plate with a thickness of 1.0mm.

[0034] The thickness of the core material 232 is 79 mm. The material is a recycled fiber honeycomb core with a fire resistance grade of B1. The water absorption rate is ≤5% and the peel strength is ≥40 (N.mm) / mm.

[0035] The transparent sound insulation board 22 includes a first frame 220, an outer glass layer 221, a glue layer 222 and an inner glass layer 223. The first frame 220 includes four profile keels, L corners and a sealing strip 224. The L corners fix the four profile keels to form the main body of the first frame 220. The glue layer 222 is respectively bonded to the outer glass layer 221 and the inner glass layer 223. The outer glass layer 221, the glue layer 222 and the inner glass layer 223 are embedded in the first frame 220, and the sealing strip 224 is located between the profile keel and the outer glass layer 221 and the inner glass layer 223. The thickness of the glue layer 222 is 1.52 mm, and its material is PVB polymer. The height of the transparent sound insulation board 22 is 890 mm. The material of the profile keel is a galvanized steel plate with a thickness of 1.0 mm.

[0036] When installing the utility model, firstly, a plurality of pillars 1 are fixedly installed in sequence on the side of the road where noise needs to be shielded, and the left and right ends of the non-transparent sound insulation board 21 are embedded in the main body section between two adjacent pillars 1, and the bottom cover plate 212 of the non-transparent sound insulation board 21 is in contact with the pillar 1. A block 26 is installed above the top cover plate 211 of the non-transparent sound insulation board 21, and the first slot 261 of the block 26 is clamped with the second flange 215 of the non-transparent sound insulation board 21. The bottom end of the transparent sound insulation board 22 is clamped in the second slot 262 of the block 26. Another block 26 is installed above the transparent sound insulation board 22, and the top end of the transparent sound insulation board 22 is clamped in the second slot 262 of the other block 26. The first sound absorbing board 23 is installed above the other block 26, and the first flange 234 of the bottom thereof is clamped in the first slot 261 of the other block 26. The second sound absorbing panel 24 is embedded in the bending section 12, and the rear cover 25 is clamped between the first sound absorbing panel 23 and the second sound absorbing panel 24, so that the first hook 251 is clamped in the first groove 231 of the first sound absorbing panel 23, and the second hook is clamped in the second groove 241 of the second sound absorbing panel 24. The rear cover 25 is used to support the second sound absorbing panel 24, so as to maintain the first angle A between the second sound absorbing panel 24 and the first sound absorbing panel 23 at 156°. The first panels 233 of the first sound absorbing panel 23 and the second sound absorbing panel 24 both face the road, and the louvered through holes 235 face the road to better absorb the noise emitted by vehicles traveling on the road.

[0037] After the barrier unit 2 is embedded in the column 1, a plurality of shock-absorbing rubber pads 3 are embedded between the non-transparent sound insulation board 21, the transparent sound insulation board 22, the first sound absorbing board 23, the second sound absorbing board 24 and the column 1 to fill the gap between the barrier unit 2 and the column 1, reduce the vibration of the barrier unit 2 in the column 1, and maintain stability.

[0038] The above are only some embodiments of the present invention. For ordinary technicians in this field, several modifications and improvements can be made without departing from the creative concept of the present invention, which all belong to the protection scope of the present invention.

Claims

1. A daylight sound barrier for roads, It is characterized in that The invention comprises a plurality of columns, a plurality of barrier units and a plurality of shock-absorbing rubber pads, wherein the barrier unit is embedded between two adjacent columns, and the plurality of shock-absorbing rubber pads are located between the columns and the barrier unit. The barrier unit comprises a non-transparent sound insulation board, a transparent sound insulation board, a first sound absorbing board, a second sound absorbing board and a rear cover board, wherein the non-transparent sound insulation board, the transparent sound insulation board, the first sound absorbing board, the rear cover board and the second sound absorbing board are sequentially connected from bottom to top, and a first angle is arranged between the first sound absorbing board and the second sound absorbing board, and the angle of the first angle is greater than 90° and less than 180°.

2. A road lighting sound barrier according to claim 1, It is characterized in that The rear cover is provided with a first hook, a second hook and a support arm, the two ends of the support arm are respectively connected with the first hook and the second hook, the first hook is connected with the first sound absorbing board by a clamping connection, and the second hook is connected with the second sound absorbing board by a clamping connection.

3. A road lighting sound barrier according to claim 2, It is characterized in that A first keel is provided on the top of the first sound absorbing board, the first keel is provided with a first groove, a second keel is provided on the bottom of the first sound absorbing board, the second keel is provided with a first flange, a third keel is provided on the bottom of the second sound absorbing board, the third keel is provided with a second groove, the first hook is installed in the first groove, and the second hook is installed in the second groove.

4. A road lighting sound barrier according to claim 3, It is characterized in that The barrier unit also includes a card block, which is provided with a first card slot and a second card slot, the center line of the first card slot and the center line of the second card slot are on the same straight line, the opening direction of the first card slot is opposite to the opening direction of the second card slot, and the width of the first card slot is smaller than the width of the second card slot.

5. A road lighting sound barrier according to claim 4, It is characterized in that There are two clamping blocks, and the two ends of the transparent sound insulation board are respectively clamped with the first sound absorbing board and the non-transparent sound insulation board through the clamping blocks. The two ends of the transparent sound insulation board are respectively clamped in the first clamping grooves of the two clamping blocks, and the first flange of the first sound absorbing board and one end of the non-transparent sound insulation board are respectively clamped in the second clamping grooves of the two clamping blocks.

6. A daylighting sound barrier for roads according to claim 5, It is characterized in that The column is provided with a main body section and a bending section, a second angle is provided between the bending section and the main body section, the angle of the second angle is the same as the angle of the first angle, both of which are 156°, the non-transparent sound insulation board, the two clamping blocks, the transparent sound insulation board and the first sound absorbing board are all embedded in the main body section, and the rear cover plate and the second sound absorbing board are embedded in the bending section.

7. A road lighting sound barrier according to claim 5, It is characterized in that The non-transparent sound insulation board includes a second frame, a core material, a second panel and a second back plate, the core material is embedded in the second frame, the second frame includes a top keel and a bottom keel, the top keel is located above the core material, and the bottom keel is located below the core material, the second panel is fixedly installed on the front side of the second frame, the second back plate is fixedly installed on the back side of the second frame, the top keel is provided with a second flange, and the second flange is clamped in the first slot of the clamping block.

8. A road lighting sound barrier according to claim 7, It is characterized in that The transparent sound insulation board includes a first frame, an outer glass layer, a glue layer and an inner glass layer. The first frame includes four profile keels, L-corners and sealing strips. The glue layer is respectively bonded to the outer glass layer and the inner glass layer. The outer glass layer, the glue layer and the inner glass layer are embedded in the first frame. The sealing strip is located between the profile keel and the outer glass layer and the inner glass layer. The L-corners fix the four profile keels. The thickness of the glue layer is 1.52 mm, and the material thereof is PVB high molecular polymer. The height of the transparent sound insulation board is 890 mm.

9. A daylighting sound barrier for roads according to claim 7, It is characterized in that The first sound-absorbing panel and the second sound-absorbing panel are both provided with a core material and a first panel. The first panel is provided with louver-type through holes. The thickness of the core material is 79 mm. The material thereof is a recycled fiber honeycomb core with a fire resistance grade of B1. The water absorption rate thereof is ≤5% and the peel strength is ≥40 (N.mm) / mm. The materials of the first keel, the second keel, the third keel, the first frame and the second frame are all 1.0 mm thick galvanized steel plates.

10. A daylighting sound barrier for roads according to claim 9, It is characterized in that A coating is provided on the surface of the first panel and the surface of the second panel. The thickness of the coating is not less than 40 μm and the coating is off-white.

Images