Highway guardrail with noise reduction function

Abstract

The utility model discloses an expressway guardrail with a noise reduction function, and particularly relates to the technical field of road guardrails, the expressway guardrail comprises a plurality of supporting columns which are distributed at equal intervals, baffles are installed on the opposite sides of the multiple supporting columns, groove bodies are formed in the lower portions of the multiple baffles, and the grooves are communicated with the supporting columns. The device comprises a plurality of groove bodies, two symmetrically-distributed fixing blocks are fixedly installed in each groove body, limiting rods are fixedly installed on the opposite sides of the multiple fixing blocks, the outer surfaces of the multiple limiting rods are slidably sleeved with two symmetrically-distributed first connecting blocks, and first springs are fixedly installed on the opposite sides of the multiple first connecting blocks; according to the noise reduction baffle, the impact plate is arranged, and the first connecting block, the second connecting block and the connecting rod are matched with one another, so that the impact force borne by the impact plate is buffered by the first spring and the second spring, the situation that the noise reduction effect is affected due to the fact that the baffle is damaged is avoided, and the defect that a protective fence needs to be arranged on the inner side of an existing noise reduction baffle is overcome.

Description

Technical Field

[0001] The utility model relates to the technical field of road guardrails, in particular to a highway guardrail with a noise reduction function. Background Art

[0002] Noise reduction guardrail is a sound insulation facility, which is mainly used to block the propagation of noise generated by cars on highways and reduce the impact of noise on the environment and human body. Existing guardrails with noise reduction function do not have anti-collision function, and usually require guardrails to be set up on the inside for protection. If the noise reduction guardrail is dirty and not cleaned in time, it will affect the noise reduction effect. For this reason, we propose a highway guardrail with noise reduction function to solve the above problems. Utility Model Content

[0003] The purpose of the utility model is to provide a highway guardrail with noise reduction function to solve the problems raised in the above background technology.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a highway guardrail with noise reduction function, comprising a support column, a plurality of support columns are arranged with equal spacing, baffles are installed on opposite sides of the plurality of support columns, a groove body is opened at the lower part of the plurality of baffles, two symmetrically distributed fixed blocks are fixedly installed inside the plurality of groove bodies, limiting rods are fixedly installed on opposite sides of the plurality of fixed blocks, two symmetrically distributed first connecting blocks are slidingly sleeved on the outer surfaces of the plurality of limiting rods, first springs are fixedly installed on opposite sides of the plurality of first connecting blocks, the plurality of first springs are sleeved on the outer sides of the limiting rods, one side of the plurality of first connecting blocks is rotatably connected with a connecting rod, an impact plate is provided on one side of the plurality of baffles, two symmetrically distributed second connecting blocks are fixedly installed on one side of the plurality of impact plates, the other ends of the plurality of connecting rods are rotatably installed on one side of the second connecting block, and four symmetrically distributed second springs are fixedly installed on opposite sides of the plurality of impact plates and the baffles.

[0005] Preferably, a first collecting trough is fixedly installed on the top of the plurality of support columns, a second collecting trough is provided on the opposite side of the two first collecting troughs, the bottom end of the second collecting trough is fixedly installed on the top of the support column, two symmetrically distributed downpipes are fixedly installed on one side of the bottom end of the second collecting trough and the first collecting trough, a water tank is provided on the side of the plurality of baffles away from the impact plate, the top ends of the plurality of telescopic downpipes are fixedly installed on one side of the top end of the water tank, a water pump is provided on one side of the bottom end of the two first collecting troughs, the input ends of the two water pumps are fixedly installed on one side of the water tank, a water flow pipe is fixedly installed on one side of the upper part of the plurality of support columns, both ends of the water flow pipe are fixedly installed on the output end of the water pump, and a plurality of equally spaced nozzles are installed on the lower part of the water flow pipe.

[0006] Preferably, one side of the plurality of baffles is provided with a plurality of louver holes distributed in an array, a sound absorbing panel is installed inside the plurality of baffles, sliding grooves are opened on the lower opposite sides of the first collecting trough and the second collecting trough, sliding blocks are slidably provided inside the plurality of sliding grooves, telescopic rods are fixedly installed at both ends of the plurality of trough bodies, the telescopic ends of the plurality of telescopic rods are fixedly installed on one side of the impact plate, and the plurality of second springs are sleeved on the outside of the telescopic rods.

[0007] Preferably, guide pipes are fixedly installed on opposite sides of the multiple water tanks, wherein a fixing plate is fixedly installed on one side of the lower part of two of the support columns, two of the water pumps are fixedly installed on the top of the fixing plate, and drainage pipes are fixedly installed on one side of the multiple water tanks away from the baffle.

[0008] Compared with the prior art, the beneficial effects of the utility model are:

[0009] 1. By setting the impact plate, the first connecting block, the second connecting block and the connecting rod cooperate with each other, so that the first spring and the second spring buffer the impact force on the impact plate, thereby avoiding the loss of the baffle plate and affecting the noise reduction effect, and solving the defect that a guardrail needs to be set inside the noise reduction baffle plate;

[0010] 2. By setting up a water tank and a nozzle, rainwater is collected through the first collection trough and the second collection trough, and flows into the water tank through the downpipe for collection and storage. When the surface of the guardrail is dirty and affects the sound insulation effect of the baffle, the water in the water tank is pumped out by starting the pumps set at both ends, and the water is sprayed out through the water pipe and the nozzle to rinse the outer surface of the baffle to prevent the baffle surface from being too dirty and affecting the noise reduction effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be 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 paying creative work.

[0012] Figure 1 It is a schematic diagram of the structure of the utility model.

[0013] Figure 2 This is another structural schematic diagram of the utility model.

[0014] Figure 3 It is a schematic diagram of the cross-sectional structure of the utility model.

[0015] Figure 4 For this utility model Figure 3Enlarged view of point A in the middle.

[0016] Figure 5 It is a schematic diagram of the structure after being split in the utility model.

[0017] Figure 6 This is another schematic diagram of the structure after splitting in the utility model.

[0018] Figure 7 For this utility model Figure 6 Enlarged view of point B in the middle.

[0019] In the figure: 1. support column; 2. baffle; 21. trough body; 22. fixing block; 23. limit rod; 24. first spring; 25. first connecting block; 26. connecting rod; 27. louver hole; 28. sound absorbing board; 3. impact plate; 31. second connecting block; 32. second spring; 33. telescopic rod; 4. first collecting trough; 41. second collecting trough; 411. slide; 412. slider; 42. downpipe; 43. water tank; 431. drain pipe; 44. pump; 441. fixing plate; 45. water pipe; 451. sprinkler head; 46. guide pipe. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in 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.

[0021] Example: Figure 1-7 As shown, the utility model provides a highway guardrail with a noise reduction function, including a support column 1, wherein the support column 1 is provided with a plurality of equally spaced support columns, baffles 2 are installed on opposite sides of the plurality of support columns 1, a groove body 21 is provided at the lower part of the plurality of baffles 2, two symmetrically distributed fixed blocks 22 are fixedly installed inside the plurality of groove bodies 21, limiting rods 23 are fixedly installed on opposite sides of the plurality of fixing blocks 22, two symmetrically distributed first connecting blocks 25 are slidably sleeved on the outer surfaces of the plurality of limiting rods 23, first springs 24 are fixedly installed on opposite sides of the plurality of first connecting blocks 25, the plurality of first springs 24 are sleeved on the outer sides of the limiting rods 23, one side of the plurality of first connecting blocks 25 is rotatably connected with a connecting rod 26, an impact plate 3 is provided on one side of the plurality of baffles 2, two symmetrically distributed second connecting blocks 31 are fixedly installed on one side of the plurality of impact plates 3, the other ends of the plurality of connecting rods 26 are rotatably installed on one side of the second connecting block 31, and four symmetrically distributed second springs 32 are fixedly installed on opposite sides of the plurality of impact plates 3 and the baffle 2.

[0022] A first collecting trough 4 is fixedly installed on the top of the multiple support columns 1, a second collecting trough 41 is provided on the opposite side of the two first collecting troughs 4, the bottom end of the second collecting trough 41 is fixedly installed on the top of the support column 1, and two symmetrically distributed downpipes 42 are fixedly installed on one side of the bottom end of the second collecting trough 41 and the first collecting trough 4, a water tank 43 is provided on the side of the multiple baffles 2 away from the impact plate 3, the top ends of the multiple telescopic downpipes 42 are fixedly installed on one side of the top of the water tank 43, a water pump 44 is provided on one side of the bottom end of the two first collecting troughs 4, the input ends of the two water pumps 44 are fixedly installed on one side of the water tank 43, a water pipe 45 is fixedly installed on one side of the upper part of the multiple support columns 1, both ends of the water pipe 45 are fixedly installed on the output end of the water pump 44, and a plurality of equally spaced nozzles 451 are installed on the lower part of the water pipe 45.

[0023] A plurality of louver holes 27 distributed in an array are provided on one side of the plurality of baffles 2 , and a sound absorbing panel 28 is installed inside the plurality of baffles 2 .

[0024] The first collecting trough 4 and the second collecting trough 41 are provided with slide grooves 411 on the opposite sides of the lower parts, and sliders 412 are provided inside the multiple slide grooves 411 for sliding. By providing the sliders 412 and inserting the sliders 412 into the slide grooves 411, the connection between the first collecting trough 4 and the second collecting trough 41 is made tighter.

[0025] Telescopic rods 33 are fixedly installed at both ends of multiple trough bodies 21, and the telescopic ends of multiple telescopic rods 33 are fixedly installed on one side of the impact plate 3. Multiple second springs 32 are sleeved on the outside of the telescopic rods 33. By setting the telescopic rods 33, under the limit of the telescopic rods 33, the impact plate 3 is set on one side of the baffle 2 more stably.

[0026] The opposite sides of the plurality of water tanks 43 are fixedly mounted with flow guide pipes 46 . By providing the flow guide pipes 46 , the water tanks 43 are interconnected to facilitate utilization of the collected rainwater.

[0027] A fixing plate 441 is fixedly mounted on one side of the lower part of the two support columns 1 , and two water pumps 44 are fixedly mounted on the top of the fixing plate 441 .

[0028] A drainage pipe 431 is fixedly installed on one side of the multiple water tanks 43 away from the baffle 2. By providing the drainage pipe 431, when the precipitation exceeds the demand, the excess precipitation can be discharged through the drainage pipe 431.

[0029] Working principle: In actual use, the support column 1 is first fixedly installed on the side of the highway, and the baffle 2 is installed between the two support columns 1. A collision plate 3 is provided on the side of the baffle 2 close to the highway. When a wheel hits the baffle 2, it will first hit the collision plate 3, so that the second spring 32 shrinks inward. At the same time, the first spring 24 is squeezed by the cooperation of the first connecting block 31, the second connecting block 25, and the connecting rod 26, and the impact force generated by the collision is buffered by the first spring 24 and the second spring 32.

[0030] By setting a first collecting trough 4 and a second collecting trough 41 at the top of the supporting column 1, and the second collecting trough 41 is located between the two first collecting troughs 4, when the guardrail needs to be lengthened, the length of the guardrail can be increased by adding the second collecting trough 41 and the lower structure. Rainwater is collected by the first collecting trough 4 and the second collecting trough 41, and flows into the water tank 43 placed underground through the downpipe 42 for collection and storage. When the surface of the guardrail is dirty and affects the sound insulation effect of the baffle 2, the water in the water tank 43 is pumped out by starting the pumps 44 set at both ends, and sprayed out through the water pipe 45 and the nozzle 451 to rinse the outer surface of the baffle 2.

[0031] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A highway guardrail with noise reduction function, comprising a support column (1), characterized in that: The support columns (1) are provided with a plurality of equally spaced ones, baffles (2) are installed on opposite sides of the plurality of support columns (1), grooves (21) are provided at the lower parts of the plurality of baffles (2), two symmetrically distributed fixed blocks (22) are fixedly installed inside the plurality of grooves (21), limiting rods (23) are fixedly installed on opposite sides of the plurality of fixing blocks (22), two symmetrically distributed first connecting blocks (25) are slidingly sleeved on the outer surfaces of the plurality of limiting rods (23), and first springs (25) are fixedly installed on opposite sides of the plurality of first connecting blocks (25). 24), a plurality of the first springs (24) are sleeved on the outside of the limit rod (23), a plurality of the first connecting blocks (25) are rotatably connected to a connecting rod (26) on one side, a plurality of the baffles (2) are provided with an impact plate (3) on one side, a plurality of the impact plates (3) are fixedly mounted with two symmetrically distributed second connecting blocks (31) on one side, a plurality of the other ends of the connecting rods (26) are rotatably mounted on one side of the second connecting block (31), and a plurality of the impact plates (3) are fixedly mounted with four symmetrically distributed second springs (32) on the opposite sides of the baffle (2).

2. The highway guardrail with noise reduction function according to claim 1, characterized in that: A first collecting trough (4) is fixedly mounted on the top of the plurality of support columns (1), a second collecting trough (41) is provided on the opposite side of two of the first collecting troughs (4), the bottom end of the second collecting trough (41) is fixedly mounted on the top of the support column (1), two symmetrically distributed downpipes (42) are fixedly mounted on one side of the bottom end of the second collecting trough (41) and the first collecting trough (4), a water tank (43) is provided on one side of the plurality of baffles (2) away from the impact plate (3), and the plurality of telescopic downpipes (4 2) are fixedly mounted on one side of the top of the water tank (43), a water pump (44) is provided on one side of the bottom of the two first collecting tanks (4), the input ends of the two water pumps (44) are fixedly mounted on one side of the water tank (43), a water pipe (45) is fixedly mounted on one side of the upper part of the plurality of support columns (1), both ends of the water pipe (45) are fixedly mounted on the output end of the water pump (44), and a plurality of nozzles (451) distributed at equal intervals are installed on the lower part of the water pipe (45).

3. The highway guardrail with noise reduction function according to claim 1, characterized in that: A plurality of louver holes (27) distributed in an array are provided on one side of the plurality of baffles (2), and a sound absorbing panel (28) is installed inside the plurality of baffles (2).

4. The highway guardrail with noise reduction function according to claim 2 is characterized in that: The first collecting groove (4) and the second collecting groove (41) are provided with sliding grooves (411) at opposite sides of their lower parts, and a plurality of sliding grooves (411) are provided with sliding blocks (412) slidably clamped inside.

5. The highway guardrail with noise reduction function according to claim 1, characterized in that: Both ends of the plurality of trough bodies (21) are fixedly mounted with telescopic rods (33), the telescopic ends of the plurality of telescopic rods (33) are fixedly mounted on one side of the impact plate (3), and the plurality of second springs (32) are sleeved on the outside of the telescopic rods (33).

6. The highway guardrail with noise reduction function according to claim 2, characterized in that: Flow guide pipes (46) are fixedly installed on opposite sides of the plurality of water tanks (43).

7. The highway guardrail with noise reduction function according to claim 2, characterized in that: A fixing plate (441) is fixedly mounted on one side of the lower part of the two support columns (1), and the two water pumps (44) are fixedly mounted on the top of the fixing plate (441).

8. The highway guardrail with noise reduction function according to claim 2, characterized in that: A drainage pipe (431) is fixedly mounted on one side of the plurality of water tanks (43) away from the baffle (2).

Images