Sound barrier additionally provided with anti-collision guardrail structure

Abstract

The utility model discloses a sound barrier additionally provided with an anti-collision guardrail structure, which comprises a mounting plate and a sound barrier main body, one side of the sound barrier main body is fixedly connected with the mounting plate, and the bottoms of the two sides of the sound barrier main body are respectively and fixedly provided with a mounting seat. Due to the fact that the elastic anti-collision rod is arranged on one side of the installation plate and adopts a multi-layer anti-collision structure, the elastic anti-collision rod can firstly make contact with the soft rubber block in the collision process, the impact force is preliminarily reduced through elastic materials, then the elastic anti-collision rod is collided and extruded, the elastic anti-collision rod deforms, impact energy is further absorbed, and the anti-collision effect is achieved. Then, kinetic energy generated by collision is gradually absorbed through deformation of a spring installed in the elastic anti-collision rod and indentation of a damping block in a damping sleeve under stress, and impact force borne by the sound barrier body is greatly reduced through damping movement of the damping block in the damping sleeve, so that damage to the sound barrier caused by collision is reduced, and the service life of the sound barrier is prolonged. And the anti-collision function is realized.

Description

TECHNICAL FIELD

[0001] The utility model relates to sound barrier technical field, especially involves a sound barrier of additional crash barrier structure. BACKGROUND

[0002] Sound barrier is a facility inserted between sound source and receiver, which makes sound wave propagation have a significant additional attenuation, so as to weaken the noise influence in a certain area where the receiver is located.

[0003] Chinese patent authorized announcement number CN 221218559U discloses a kind of sound barrier guardrail structure of anti-collision, including bottom plate, impact plate and sound insulation board, the top of the bottom plate is fixedly connected with fixed plate, the side of the fixed plate is fixedly connected with four hydraulic shock absorbers.The utility model has the beneficial effect that contact pad first contacts vehicle, then impact plate moves under impact force, so that impact force can be transmitted to four hydraulic shock absorbers, so that hydraulic shock absorber further offsets impact force, reset spring is compressed under stress when impact plate moves, so that impact force can be further offset, when impact force is too large, impact plate is deformed under stress, so that energy-absorbing plate further absorbs and offsets impact force, so as to further reduce impact force, buffer force is used to buffer sound insulation board and vehicle, further improve the buffering efficiency of device.

[0004] The prior art scheme has the following disadvantages: the buffering device of the technical scheme is arranged on the outer side, and due to the harsh outdoor environment and inevitable corrosion, the service life is short, and the single spring buffer has certain limitations for impact force absorption of vehicles and the like with high speed, so it is necessary to design a sound barrier with additional crash barrier structure to solve the above problems. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a sound barrier with additional crash barrier structure to solve the problem of buffering effect having certain optimization space in the above background technology.

[0006] To achieve the above object, the utility model provides the following technical scheme: a sound barrier with additional crash barrier structure, including mounting plate, sound barrier main part, the side of the sound barrier main part is fixedly connected with mounting plate, the bottom of both sides of the sound barrier main part is fixed with mounting seat, the side of the mounting plate is uniformly connected with fixed block, the fixed block is fixed with elastic crash barrier between them, the fixed block and elastic crash barrier constitute guardrail structure, the side of the elastic crash barrier is provided with three groups of soft rubber blocks, the both ends of the inside of the elastic crash barrier are provided with clamping groove, and the inside of clamping groove is clamped with clamping block, the side of the clamping block is uniformly fixed with damping sleeve, and the inside of damping sleeve is connected with spring, the side of the spring is connected with damping block.

[0007] Preferably, the inside of the sound barrier body is provided with a noise reduction plate, and the noise reduction plate is composed of an acoustic absorption layer, an intermediate layer and a sound insulation layer.

[0008] Preferably, the material of the acoustic absorption layer is mineral fiber, the intermediate layer adopts a foam layer, and the material of the sound insulation layer is a gypsum board.

[0009] Preferably, the inside of the fixing block is provided with a mounting groove, one side of the mounting plate is uniformly provided with a mounting block, the mounting groove is connected with the mounting block, the outer side of the mounting block is fixedly provided with a threaded head, and the outer side of the threaded head is threadedly connected with a nut.

[0010] Preferably, the inside of the nut is provided with a gasket, and the inside of the gasket is attached to the surface of the fixing block.

[0011] Preferably, the cross section of the clamping block is T-shaped, and the shape and size of the clamping block are matched with the shape and size of the clamping groove.

[0012] Compared with the prior art, the sound barrier provided with the anti-collision guardrail structure realizes the double anti-collision function.

[0013] The elastic anti-collision rod arranged on one side of the mounting plate adopts a multi-layer anti-collision structure, and when colliding, the soft rubber block is first contacted, the impact force is preliminarily reduced by the elastic material, the elastic anti-collision rod is then extruded, the elastic anti-collision rod is deformed to further absorb impact energy, the spring installed in the elastic anti-collision rod is deformed, and the damping block is forced to be retracted in the damping sleeve, the kinetic energy generated by the collision is gradually absorbed, and the damping movement of the damping block in the damping sleeve greatly reduces the impact force received by the sound barrier body, thereby reducing the damage of the collision to the sound barrier, and realizing the anti-collision function. At the same time, the connection between the nut and the threaded head is cancelled by rotating the nut, so that the fixing block and the elastic anti-collision rod can be conveniently disassembled and replaced. BRIEF DESCRIPTION OF DRAWINGS

[0014] In order to more clearly illustrate the technical scheme in the embodiments of the present application or the prior art, the drawings needed to be used in the following embodiment or prior art description will be briefly introduced. Obviously, the drawings in the following description are some embodiments of the present application, and those skilled in the art can also obtain other drawings according to these drawings without creating any creative labor.

[0015] Figure 1 It is a front view structural schematic diagram of the present application;

[0016] Figure 2 It is a side view structural schematic diagram of the present application;

[0017] Figure 3 It is three-dimensional structure schematic view of the elastic anti-collision rod of the utility model;

[0018] Figure 4 It is internal structure schematic view of the noise reduction plate of the utility model;

[0019] Figure 5 It is three-dimensional structure schematic view of the utility model Figure 2 It is enlarged structure schematic view of A place in the middle;

[0020] Figure 6 It is three-dimensional structure schematic view of the damping sleeve of the utility model.

[0021] The reference signs in the drawing are explained as follows: 1, mounting plate; 2, sound barrier main body; 3, noise reduction plate; 4, soft rubber block; 5, nut; 6, fixed block; 7, elastic anti-collision rod; 8, mounting seat; 9, clamping block; 10, clamping groove; 11, damping sleeve; 12, damping block; 13, spring; 14, sound absorbing layer; 15, intermediate layer; 16, sound insulation layer; 17, mounting block; 18, mounting groove; 19, gasket; 20, threaded head. DETAILED DESCRIPTION

[0022] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be described clearly and completely below in combination with the drawings in the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0023] Please refer to Figures 1-6 The utility model provides an embodiment: a sound barrier with added anti-collision guardrail structure, which comprises a mounting plate 1 and a sound barrier main body 2.

[0024] The sound barrier main body 2 is internally provided with a noise reduction plate 3, and the noise reduction plate 3 is composed of a sound absorbing layer 14, an intermediate layer 15 and a sound insulation layer 16. The sound absorbing layer 14 is made of mineral fiber, the intermediate layer 15 is made of foam layer, and the sound insulation layer 16 is made of gypsum board.

[0025] Specifically, as shown in Figure 4 When used, the noise reduction plate 3 plays a good noise reduction effect through the three materials of sound absorption, sound attenuation and sound insulation.

[0026] One side of the sound barrier main body 2 is fixedly connected with the mounting plate 1, the bottoms of the two sides of the sound barrier main body 2 are fixedly provided with mounting seats 8, and one side of the mounting plate 1 is uniformly connected with fixed blocks 6.

[0027] The inside of the fixed block 6 is provided with a mounting groove 18, the fixed block 6 and the elastic anti-collision rod 7 constitute a guardrail structure, one side of the mounting plate 1 is uniformly provided with a mounting block 17, the mounting groove 18 is connected with the mounting block 17, the outside of the mounting block 17 is fixedly provided with a threaded head 20, the outside of the threaded head 20 is threadedly connected with a nut 5, the inside of the mounting groove 18 is threadedly connected with the mounting block 17, and the inside of the mounting groove 18 is threadedly connected with the mounting block 17.

[0028] Specifically, as shown in the figure, Figure 1 When in use, the nut 5 is connected to the top end of the mounting block 17 through the threaded head 20, so as to realize the stability of the fixed structure, and the service life is long and easy to replace;

[0029] The elastic anti-collision rod 7 is fixed between the fixed blocks 6, one side of the elastic anti-collision rod 7 is provided with three groups of soft rubber blocks 4, both ends of the inside of the elastic anti-collision rod 7 are provided with clamping grooves 10, and the clamping grooves 10 are clamped with clamping blocks 9.

[0030] The section of the clamping block 9 is T-shaped, and the shape and size of the clamping block 9 are matched with the shape and size of the clamping groove 10.

[0031] Specifically, as shown in the figure, Figure 1 When in use, the clamping block 9 is clamped into the clamping groove 10, and the stability is good due to the consistent shape, the stress area is large, and the assembly is convenient;

[0032] One side of the clamping block 9 is fixedly provided with a damping sleeve 11, and the inside of the damping sleeve 11 is uniformly connected with a spring 13, and one side of the spring 13 is connected with a damping block 12.

[0033] The inside of the nut 5 is provided with a gasket 19, and the inside of the gasket 19 is attached to the surface of the fixed block 6.

[0034] Specifically, as shown in the figure, Figure 1 When in use, the gasket 19 is placed between the nut 5 and the mounting block 17 to increase the contact area, so that the assembled body after installation is more stable.

[0035] Working principle: when in use, the elastic anti-collision rod 7 arranged on one side of the mounting plate 1 preliminarily reduces the impact force by using elastic material, and then the elastic anti-collision rod 7 is extruded by collision, the elastic anti-collision rod 7 is deformed to further absorb impact energy, then the spring 13 installed inside the elastic anti-collision rod 7 is deformed, and the damping block 12 is forced to be retracted inside the damping sleeve 11, gradually absorbing the kinetic energy generated by the collision, and through the damping movement of the damping block 12 inside the damping sleeve 11, the impact force received by the sound barrier main body 2 is greatly reduced, thereby reducing the damage of the collision to the sound barrier, and realizing the function of anti-collision.

[0036] In the description of the utility model, it is necessary to explain that, unless there is definite stipulation and limitation, the term "mount", "link", "connect" should do broad sense understanding, for example, can be fixed connection, also can be detachable connection, or integrally connected;Can be mechanical connection, also can be electrical connection;Can be directly connected, also can be indirectly connected through intermediate medium, can be two elements inside the communication.For the ordinary skilled in the art, the above-mentioned terms can be understood in the specific meaning of the utility model according to the specific circumstances.

[0037] The device embodiments described above are only schematic, wherein the units described as separate components can or can not be physically separate, and the components displayed as units can or can not be physical units, that is, they can be located in one place, or distributed on multiple network units.

[0038] Finally, it should be noted that: the above examples are only used to illustrate the technical solutions of the utility model, and not to limit them;Although the utility model has been described in detail with reference to the foregoing examples, those skilled in the art should understand that: it can still modify the technical solutions recorded in the foregoing examples, or make equivalent replacement for part of the technical features;And these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the utility model.

Claims

1. A sound barrier with added crash barrier structure, comprising a mounting plate (1), a sound barrier body (2), one side of the sound barrier body (2) being fixedly connected with the mounting plate (1); characterized in that The bottom of both sides of the sound barrier body (2) is fixedly connected with a mounting seat (8), one side of the mounting plate (1) is uniformly connected with a fixed block (6), the fixed blocks (6) are fixedly connected with an elastic crash rod (7), the fixed blocks (6) and the elastic crash rod (7) constitute a guardrail structure, one side of the elastic crash rod (7) is provided with three groups of soft rubber blocks (4), both ends of one side of the elastic crash rod (7) are provided with clamping grooves (10), the clamping grooves (10) are internally clamped with clamping blocks (9), one side of the clamping blocks (9) is uniformly fixedly connected with damping sleeves (11), the damping sleeves (11) are internally connected with springs (13), one side of the springs (13) is connected with damping blocks (12).

2. A sound barrier with added crash barrier structure according to claim 1, characterized in that: The inside of the sound barrier body (2) is provided with a noise reduction plate (3), and the noise reduction plate (3) is composed of an acoustic absorption layer (14), an intermediate layer (15) and a sound insulation layer (16).

3. A sound barrier of the type defined in claim 2, characterised in that: The material of the acoustic absorption layer (14) is mineral fiber, the intermediate layer (15) adopts a foam layer, and the material of the sound insulation layer (16) is gypsum board.

4. The sound barrier of claim 1, wherein: The inside of the fixed block (6) is provided with a mounting groove (18), one side of the mounting plate (1) is uniformly fixedly connected with a mounting block (17), the mounting groove (18) is connected with the mounting block (17), the outer side of the mounting block (17) is fixedly connected with a threaded head (20), and the outer side of the threaded head (20) is threadedly connected with a nut (5).

5. A sound barrier of the type defined in claim 4, characterised in that: The inner side of the nut (5) is provided with a gasket (19), and the inner side of the gasket (19) is attached to the surface of the fixed block (6).

6. The sound barrier of claim 1, wherein: The cross section of the clamping block (9) is T-shaped, and the size and shape of the clamping block (9) are matched with the size and shape of the clamping groove (10).

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