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CN-122013694-A - Splicing structure and sound barrier plate for traffic engineering

CN122013694ACN 122013694 ACN122013694 ACN 122013694ACN-122013694-A

Abstract

The application belongs to the technical field of traffic noise isolation, and particularly relates to a splicing structure and an acoustic barrier plate for traffic engineering, wherein the upper end of an inserting column is fixedly connected to the lower end of a second acoustic barrier plate, the lower end of the inserting column is fixedly connected to the upper end of a connecting shaft, the lower end of the connecting shaft is fixedly connected with a third cone, the inner top end of the second acoustic barrier plate is provided with a slot and a third cavity, the slot is in through connection with the third cavity, the inner side wall of the third cavity is fixedly provided with a third fixing plate, a first sliding rod is sleeved on the third fixing plate in a sliding manner, one end of the first sliding rod is fixedly connected with a first sliding block, the first acoustic barrier plate moves due to wind vibration generated by vehicle running in a first energy absorbing assembly, the second spring compresses and deforms to absorb energy, and the second acoustic barrier plate moves in the second energy absorbing assembly, and the third spring compresses and deforms to absorb energy. This design reduces rigid collisions.

Inventors

  • Dang Guangbin
  • SONG RUIHONG

Assignees

  • 山东省交通科学研究院

Dates

Publication Date
20260512
Application Date
20260313

Claims (9)

  1. 1. The sound barrier plate for the traffic engineering comprises a first sound insulation plate (12) and a second sound insulation plate (13), and is characterized in that the first sound insulation plate (12) and the second sound insulation plate (13) are connected through a first splicing assembly, the first sound insulation plate (12) and the second sound insulation plate (13) are installed in the second splicing assembly, a first sound absorption assembly and a first energy absorption assembly are arranged in the first sound insulation plate (12), and a second suction assembly and a second energy absorption assembly are arranged in the second sound insulation plate (13).
  2. 2. The sound barrier board for the splicing structure and traffic engineering according to claim 1, wherein the first splicing component comprises an inserting column (14), the upper end of the inserting column (14) is fixedly connected to the lower end of the second sound insulation board (13), the lower end of the inserting column (14) is fixedly connected to the upper end of a connecting shaft (15), the lower end of the connecting shaft (15) is fixedly connected with a third cone (16), a slot (17) and a third cavity (18) are formed in the top end of the inside of the second sound insulation board (13), the slot (17) is in through connection with the third cavity (18), a third fixing board (19) is fixedly installed on the inner side wall of the third cavity (18), a first sliding rod (21) is sleeved on the third fixing board (19) in a sliding mode, one end of the first sliding rod (21) is fixedly connected with a first sliding block (20), the first sliding block (20) is slidingly arranged in the third cavity (18), the other end of the first sliding rod (21) is fixedly connected with a third limiting block (23), and the first limiting block (22) is sleeved on the third sliding block (22).
  3. 3. The sound barrier board for the splicing structure and traffic engineering according to claim 2, wherein the second splicing component comprises a first T-shaped material (1), a first fixing plate (3), a second T-shaped material (7) and a second fixing plate (9), a plurality of first clamping grooves (4) are formed in the side wall of the first T-shaped material (1), first inserting nails (5) corresponding to the first clamping grooves (4) are fixedly connected to the side wall of the first fixing plate (3), the first inserting nails (5) are used for being clamped into the first clamping grooves (4), a plurality of second clamping grooves (10) are formed in the side wall of the second T-shaped material (7), and second inserting nails (11) corresponding to the second clamping grooves (10) are fixedly connected to the side wall of the second fixing plate (9).
  4. 4. The sound barrier board for the splicing structure and traffic engineering according to claim 3, wherein the first sound absorbing assembly comprises a first cavity (24), a plurality of first cavities (24) are formed in the first sound insulating board (12), first holes (26) corresponding to the first cavities (24) are formed in the side wall of the first sound insulating board (12), and a plurality of first sound absorbing grooves (27) are formed in the inner wall of the first cavities (24).
  5. 5. The sound barrier board for the splicing structure and traffic engineering is characterized in that the first energy absorbing component comprises a fourth cavity (28), the fourth cavity (28) is arranged in the first sound insulation board (12), the fourth cavity (28) is connected with the first cavity (24) in a penetrating mode, a second sliding block (29) is arranged on the inner wall of the fourth cavity (28) in a sliding mode, one side of the second sliding block (29) is fixedly connected with one end of a second sliding rod (30), the other end of the second sliding rod (30) is fixedly connected with a first absorption board (32), one end of the inner wall of the fourth cavity (28) is fixedly provided with a first limiting block (25), a second spring (31) is sleeved on the second sliding rod (30), and the second spring (31) is arranged between the first absorption board (32) and the inner wall of the first cavity (24).
  6. 6. The sound barrier board for the splicing structure and traffic engineering according to claim 5, wherein the second suction assembly comprises a second cavity (33), a plurality of second cavities (33) are formed in the second sound insulation board (13), second holes (35) corresponding to the second cavities (33) are formed in the side wall of the second sound insulation board (13), and a plurality of second sound absorption grooves (36) are formed in the inner wall of the second cavity (33).
  7. 7. The sound barrier board for the splicing structure and traffic engineering according to claim 6, wherein the second energy absorbing component comprises a fifth cavity (37), the fifth cavity (37) is arranged in the second sound insulation board (13), the fifth cavity (37) is connected with the second cavity (33) in a penetrating mode, a third sliding block (38) is arranged on the inner wall of the fifth cavity (37) in a sliding mode, one side of the third sliding block (38) is fixedly connected with one end of a third sliding rod (39), the other end of the third sliding rod (39) is fixedly connected with a second sound absorption board (41), one end of the inner wall of the fifth cavity (37) is fixedly provided with a second limiting block (34), a third spring (40) is sleeved on the third sliding rod (39), and the third spring (40) is arranged between the second sound absorption board (41) and the inner wall of the second cavity (33).
  8. 8. The sound barrier board for the splicing structure and traffic engineering according to claim 7, wherein the lower end of the other side wall of the first mounting base plate (2) is fixedly connected, the lower end of the other side wall of the first fixing plate (3) is fixedly connected with the second mounting base plate (6), the lower end of the other side wall of the second T-shaped material (7) is fixedly connected with the third mounting base plate (8), and the lower end of the other side wall of the second fixing plate (9) is fixedly connected with the fourth mounting base plate (42).
  9. 9. The sound barrier board for the splicing structure and the traffic engineering according to claim 8, wherein an included angle between the first sound insulation board (12) and the second sound insulation board (13) is an obtuse angle.

Description

Splicing structure and sound barrier plate for traffic engineering Technical Field The invention belongs to the technical field of traffic noise isolation, and particularly relates to a splicing structure and an acoustic barrier plate for traffic engineering. Background In the field of traffic engineering, along with the continuous increase of traffic flow, the problems of noise and vibration generated by vehicle running are increasingly prominent, and the living and environmental quality of surrounding residents are seriously affected. In order to reduce traffic noise and vibration, sound barrier panels are widely used as an effective noise and vibration reduction means. However, conventional sound barrier panels have a number of problems. On the one hand, in the aspect of splicing installation, the traditional splicing mode is complex to operate, a large amount of manpower and time are consumed for installation and disassembly, the connection is not stable enough, the conditions of loosening, falling and the like easily occur in the long-term use process, and the use effect and the safety of the sound barrier plate are affected. On the other hand, in the aspect of noise reduction and vibration reduction performance, the sound absorption structure of the traditional sound barrier plate is single, the noise absorption effect on different frequencies is limited, the increasingly strict noise reduction requirement is difficult to meet, meanwhile, the effective energy absorption and vibration reduction structure is lacking, under the wind vibration and vibration effect generated by vehicle running, the sound barrier plate is easy to rigidly collide, the vibration transmission coefficient is higher, the service life of the sound barrier plate is prolonged, and secondary vibration pollution to the surrounding environment is possible. Disclosure of Invention In order to solve the problems, the invention provides a splicing structure and an acoustic barrier plate for traffic engineering. The invention provides a spliced structure and a sound barrier plate for traffic engineering, and the sound barrier plate comprises a first sound insulation plate and a second sound insulation plate, wherein the first sound insulation plate and the second sound insulation plate are connected through a first splicing assembly, the first sound insulation plate and the second sound insulation plate are arranged in the second splicing assembly, a first sound absorption assembly and a first energy absorption assembly are arranged in the first sound insulation plate, and a second suction assembly and a second energy absorption assembly are arranged in the second sound insulation plate. Further, the first splicing component comprises a plug column, the upper end fixed connection of plug column is in the lower extreme of second sound insulation board, the upper end of lower extreme fixed connection connecting axle of plug column, the third circular cone of lower extreme fixed connection of connecting axle, slot and third cavity are seted up on the inside top of second sound insulation board, slot and third cavity through-connection, fixed mounting third fixed plate on the inside wall of third cavity, the first slide bar of slip socket on the third fixed plate, the first slider of one end fixed connection of first slide bar, first slider slides and locates in the third cavity, the other end fixed connection third stopper of first slide bar, cup joint first spring on the first slide bar, first spring locates between third fixed plate and the third stopper. Further, the second splicing component comprises a first T-shaped material, a first fixing plate, a second T-shaped material and a second fixing plate, a plurality of first clamping grooves are formed in the side wall of the first T-shaped material, first inserting nails corresponding to the first clamping grooves are fixedly connected to the side wall of the first fixing plate, the first inserting nails are used for being clamped into the first clamping grooves, a plurality of second clamping grooves are formed in the side wall of the second T-shaped material, and second inserting nails corresponding to the second clamping grooves are fixedly connected to the side wall of the second fixing plate. Further, the first sound-absorbing assembly comprises a first cavity, a plurality of first cavities are formed in the first sound-insulating plate, first holes corresponding to the first cavities are formed in the side wall of the first sound-insulating plate, and a plurality of first sound-absorbing grooves are formed in the inner wall of the first cavity. Further, the first energy-absorbing assembly comprises a fourth cavity, the fourth cavity is arranged in the first sound insulation plate, the fourth cavity is connected with the first cavity in a penetrating mode, a second sliding block is arranged on the inner wall of the fourth cavity in a sliding mode, one side of the second sliding block