CN-121976483-A - Bird vision friendly and light pollution inhibition type intelligent road sound insulation system

CN121976483ACN 121976483 ACN121976483 ACN 121976483ACN-121976483-A

Abstract

The disclosure relates to the fields of environmental protection, municipal engineering, intelligent traffic facilities and the like, in particular to an intelligent road sound insulation system with bird vision protection and light pollution inhibition. The intelligent road sound insulation system comprises a sound insulation composite screen, a light-sensitive and fluorescent bird-repelling base material layer, an intelligent light-shielding and sound-absorbing composite layer, a sensor group and an intelligent cooperative control system, wherein the sound insulation composite screen is formed by splicing screen body units, the screen body units comprise a diffuse scattering and ultraviolet warning composite layer, the light-sensitive and fluorescent bird-repelling base material layer, the intelligent light-shielding and sound-absorbing composite layer comprises a light-shielding curtain body which can be arranged in a lifting mode, the sensor group is arranged on the screen body units or adjacent structures of the screen body units, and the intelligent cooperative control system is respectively connected with the intelligent light-shielding and sound-absorbing composite layer and the sensor group through electric signals and used for controlling a driving device to work based on environmental illumination information and bird activity information. According to the intelligent sound insulation screen, the working mode can be automatically switched according to day and night changes, bird activity density and road illumination conditions, so that the sound insulation screen has intelligent adjustment capability of self-adaptive environment changes, and the overall protection efficiency and the energy utilization efficiency are improved.

Inventors

QI LIN
ZHANG JIANHAI
ZHAO XINHUA
JIANG HENG
LI ZONGKAI
XU KUN
WANG FANGFANG
ZHANG XUN
WU QING

Assignees

北京市市政工程设计研究总院有限公司

Dates

Publication Date: 20260505
Application Date: 20260317

Claims (10)

1. An intelligent road sound insulation system with bird vision friendly and light pollution inhibition functions, which is characterized by comprising: the utility model provides a sound insulation composite screen, is formed by the amalgamation of the screen body unit of N piece, and N is greater than or equal to 2, the screen body unit sets gradually to multilayer structure along the direction towards the road side by the environment side, includes: The diffuse scattering and ultraviolet warning composite layer is arranged on one side far away from the road; the photosensitive and fluorescent bird-repellent substrate layer is arranged on the inner side of the diffuse scattering and ultraviolet warning composite layer; The intelligent shading and sound absorbing composite layer is arranged on one side close to a road and comprises a shading curtain body, a guide rail system, a driving device, a control device and a control device, wherein the shading curtain body can be lifted and arranged and can be adjusted between an opening state and a shading state; The sensor group is arranged on the screen body unit or the adjacent structure thereof and comprises an ambient light sensor and a bird activity monitoring device, which are used for respectively collecting ambient light information and bird activity information; And the intelligent cooperative control system is respectively connected with the intelligent shading and sound absorbing composite layer and the sensor group through electric signals and is used for controlling the driving device to work based on the environment illumination information and the bird activity information.
2. The intelligent road sound insulation system of claim 1, wherein, The ultraviolet LED array is arranged on the inner side of the photosensitive and fluorescent bird-repellent substrate layer; the ultrasonic bird repeller is arranged on the composite screen unit; the screen body units of the N blocks share an ambient light sensor and a bird activity monitoring device; the ambient light sensor comprises a main sensor, an auxiliary sensor, a sensor and a sensor, wherein the main sensor is arranged at the outer side of the top of the screen body unit and used for sensing natural illumination intensity; The intelligent cooperative control system is used for selecting corresponding working modes according to information obtained by the main sensor, the auxiliary sensor and the bird activity monitoring device and controlling the driving device, the ultraviolet LED array and the ultrasonic bird repeller according to the working modes.
3. The intelligent roadway sound-insulation system of claim 2, wherein the intelligent cooperative control system selects the corresponding operating mode in accordance with the following logic: A daytime light transmission mode, wherein when the natural illumination intensity is higher than a first preset threshold value and the illuminance ratio of the main sensor to the auxiliary sensor is higher than a preset ratio, the window shade body is controlled to be in an open state; A dusk or dawn transition mode, when the natural illumination intensity is between a first preset threshold value and a third preset threshold value, controlling the shade body to enter a partial shading state; A night safety mode, wherein when the natural illumination intensity is lower than a third preset threshold value and the artificial illumination intensity is higher than a second preset threshold value, the shade body is controlled to enter a shading state; And in the bird dense warning mode, when the bird activity density is higher than a fourth preset threshold value, a bird-repelling strengthening strategy is started instantaneously, wherein the bird dense warning mode comprises the steps of improving the output power of an ultraviolet LED array and starting an ultrasonic bird-repelling device.
4. The intelligent road sound insulation system according to claim 3, wherein, The bird activity monitoring device comprises a biological radar, a sensor and a control unit, wherein the biological radar is arranged on a composite screen unit; The biological radar is a frequency modulation continuous wave biological detection radar or a micro Doppler radar, wherein, every M meters is provided with a biological radar, and M is more than or equal to 20M and less than or equal to 100M; the intelligent cooperative control system pre-stores micro Doppler characteristic templates of bird flight in an algorithm library, and performs matching degree calculation on a real-time target signal of the biological radar and the micro Doppler characteristic templates: Judging the target, namely judging the bird target when the matching degree exceeds a preset matching threshold value and the target is in an effective detection area; Threat assessment, namely predicting collision risk between the target and the screen by combining the track and the speed vector of the target, and marking the target as a potential threat target if the target continuously approaches to the screen and the speed vector points to the screen; And triggering an alarm, namely triggering a bird dense alarm mode when a plurality of bird targets or a single potential threat target are detected to be continuously in a high-risk distance, wherein the high-risk distance is 5-30m away from the screen body unit.
5. The intelligent road sound insulation system of claim 4, wherein, The bird activity monitoring device also comprises an infrared bird monitor, a display unit and a display unit, wherein the infrared bird monitor is arranged on the composite screen unit; The infrared bird monitor comprises a binary or quaternary passive infrared motion sensor and a thermal imaging camera which are arranged at the top or side of a screen unit at intervals; When the passive infrared motion sensor detects the rapid change of infrared radiation in the field of view, a primary signal with motion occurrence is triggered; The intelligent cooperative control system executes the following judgment logic: when the passive infrared motion sensor is triggered or the system is in a high alert period, the thermal imaging camera starts or strengthens scanning of the area; Invoking a thermal imaging image processing algorithm to perform background temperature filtering firstly, and then identifying hot spots which are higher than the ambient temperature and accord with the bird size range; And tracking the identified hot spot, analyzing the movement direction and the movement speed of the identified hot spot, and judging high-risk behavior if the movement track of the hot spot is directed towards the screen body or hovers repeatedly in front of the screen body, wherein the high-risk behavior is used as short-distance supplement and verification of biological radar detection.
6. The intelligent road sound insulation system according to claim 3, wherein, The intelligent cooperative control system also comprises a meteorological data interface for receiving the wind speed, rainfall and humidity data of an external meteorological station, wherein the meteorological data interface is connected with the meteorological station or a meteorological information providing device through a wireless LoRa communication module or a wired communication mode, when the wind speed exceeds a preset threshold value, the intelligent cooperative control system controls the automatic recovery of the shade body, when the real-time rainfall exceeds a sixth preset threshold value, the shade body is limited to be frequently switched between a part of shading states and shading states, and/or, The sensor group comprises a date clock module, the intelligent cooperative control system corrects the time of the working mode based on the time information of the date clock module, wherein when the sensor group is in a preset night time period, the first preset threshold judgment weight is reduced, and when the sensor group is in a preset time period of a migratory high-risk season of a bird, the fourth preset threshold of the bird dense warning mode is improved.
7. The intelligent road sound insulation system according to claim 3, wherein, The intelligent cooperative control system is an embedded industrial personal computer in a regional control cabinet, wherein the regional control cabinet is arranged at intervals of 500-1000 meters along the road direction; the intelligent cooperative control system adopts a distributed bus hierarchy architecture and comprises a plurality of unit control nodes; each screen unit or a plurality of screen units form a unit control node; Each unit control node comprises a unit controller, wherein the unit controller is integrated with an analog-to-digital conversion circuit and an execution driving circuit and is used for carrying out digital processing on analog signals acquired by a sensor group and outputting execution control signals; All unit control nodes form a network topological structure through a control bus, wherein the control bus is a CAN bus or an industrial RS485 bus, and the network topological structure is a ring network structure or a star structure; the data of the biological radar and the thermal imaging camera are accessed into an embedded industrial control computer in the regional control cabinet through a network switch for real-time processing.
8. The intelligent road sound insulation system according to any one of claims 1 to 7, wherein in the intelligent shading and sound absorbing composite layer, The guide rail system is an aluminum alloy profile guide rail and is fixed on the inner side of the photosensitive and fluorescent bird-repellent substrate layer, and a cable groove and a driving steel cable of the driving device are arranged in the guide rail system; the window shade body comprises a film layer, an interlayer, a pore layer and a waterproof sound-transmitting cloth, wherein the film layer is a silver or black PVDF film with high ultraviolet blocking rate, and the interlayer is an open-pore melamine foam plate with the thickness of 2-10 mm; The driving device comprises a main driving motor, an auxiliary driving motor, a differential transmission mechanism, a tensioning adjustment mechanism, a wind load self-adaptive tensioning assembly and a self-locking braking assembly; The tensioning and adjusting mechanism comprises a tensioning sliding block and a pre-pressing spring assembly, wherein the tensioning sliding block and the pre-pressing spring assembly can be slidably arranged, and the tensioning sliding block and the pre-pressing spring assembly are used for maintaining constant tensioning force of the window shade body at different heights; The wind load self-adaptive tensioning assembly comprises a counterweight rod arranged at the bottom of a window shade body, a damping slide block arranged in a guide rail, and an electric control damping adjusting unit electrically connected with a wind speed signal; When the wind speed exceeds a preset threshold value, the electric control damping adjusting unit increases the friction damping coefficient of the damping slide block so as to inhibit the lateral swing of the window shade body, the self-locking braking component is arranged at the output end of the differential transmission mechanism, and when the driving device is powered off or abnormal, the self-locking braking component automatically locks the driving shaft to prevent the window shade body from falling uncontrollably due to wind load or gravity.
9. The intelligent road sound insulation system according to any one of claims 1 to 7, characterized in that, The diffuse scattering and ultraviolet warning composite layer comprises a micro-structure diffuse scattering treatment layer formed on the outer surface of the diffuse scattering and ultraviolet warning composite layer, and an ultraviolet high-reflection warning pattern formed on the diffuse scattering treatment layer, wherein the diffuse scattering and ultraviolet warning composite layer comprises: the first substrate is a acrylic plate or a polycarbonate plate, and a microstructure diffuse scattering treatment layer is formed on the outer surface of the first substrate, wherein the surface roughness Ra of the microstructure diffuse scattering treatment layer is more than or equal to 10 mu m and less than or equal to 40 mu m; the ultraviolet high-reflection warning pattern is formed on the first substrate, is of a staggered array circular spot or strip grid structure, is formed by drying a coating material, and comprises the following components in percentage by mass: The first matrix material is aliphatic polyurethane acrylate resin, 40-70%; The carbon black material and the nano zinc oxide particles are dispersed in the first matrix material, wherein the carbon black material accounts for 0.1-2%, the particle size of the carbon black material is 10-30 nm, the nano zinc oxide particles accounts for 15-35%, the particle size of the nano zinc oxide particles is 50-120 nm, and the nano zinc oxide particles are subjected to surface modification by a silane coupling agent.
10. The intelligent road sound insulation system according to any one of claims 1 to 7, characterized in that, The photosensitive and fluorescent bird-repellent substrate layer adopts a transparent or semitransparent substrate, and photochromic microcapsules and long-afterglow fluorescent materials are doped in the substrate; The photosensitive and fluorescent bird-repellent substrate layer is a main bearing structure layer of the screen body unit, and vertically extending reinforcing ribs are arranged in the photosensitive and fluorescent bird-repellent substrate layer; The photosensitive and fluorescent bird-repellent substrate layer comprises a second substrate, a photochromic microcapsule and a fluorescent material, wherein the second substrate is a transparent or semitransparent hollow plate and is formed by hot-pressing extrusion of a second base material, the photochromic microcapsule and the fluorescent material are dispersed in the second base material, the photochromic microcapsule is a spirooxazine photochromic microcapsule, the mass percentage of the photochromic microcapsule is between 0.2 and 1.5 percent, and the fluorescent material is long afterglow rare earth aluminate, and the mass percentage of the fluorescent material is between 1.0 and 3.0 percent.

Description

Bird vision friendly and light pollution inhibition type intelligent road sound insulation system Technical Field The disclosure relates to the fields of environmental protection, municipal engineering, intelligent traffic facilities and the like, in particular to an intelligent road sound insulation system with bird vision protection and light pollution inhibition. Background At present, the main flow screen body unit design takes 'landscape blanking' and 'visual permeability' as guiding, and high permeability materials such as polycarbonate plates, glass and the like are widely adopted. However, such designs suffer from serious ecological and environmental drawbacks: (1) Vision trap The high permeability makes the screen body unit difficult to be recognized by the bird vision system under specific light (such as backlight and low illumination), so that birds (especially migratory birds) are misjudged to pass through the space and collide at high speed, and casualties are caused. (2) Problem of light pollution The light of the car lamp and the street lamp at the road side can penetrate the screen body and scatter outwards at night to form light pollution, thus not only disturbing the living environment, but also attracting, confusing and even instantaneously blinding birds due to strong light and flickering property, and aggravating the collision risk. (3) Isolation of technology Most of the prior art is single function improvement (such as bird strike warning sticker and frosted glass), lacks systematic solution from bird visual characteristics (such as sensitivity to ultraviolet), can not give consideration to protection requirements in different environments around the clock, and can not realize dynamic cooperation of sound insulation, bird protection and light control. BRIEF SUMMARY OF THE PRESENT DISCLOSURE 1. Technical problem to be solved The present disclosure desirably solves at least in part one of the above-mentioned technical problems. 2. Technical proposal The disclosure provides an intelligent road sound insulation system with bird vision friendliness and light pollution inhibition. This intelligent road sound insulation system includes: The sound insulation composite screen is formed by splicing N screen body units, wherein N is more than or equal to 2, the screen body units are sequentially arranged in a multi-layer structure along the direction from the environment side to the road side, and comprise a diffuse scattering and ultraviolet warning composite layer, a photosensitive and fluorescent bird-repellent substrate layer, an intelligent shading and sound absorption composite layer, a guide rail system, a driving device, an electric signal and a light shading system, wherein the diffuse scattering and ultraviolet warning composite layer is arranged on one side far away from the road; the sensor group is arranged on the screen body unit or the adjacent structure thereof and comprises an ambient light sensor and a bird activity monitoring device, which are used for respectively collecting ambient illumination information and bird activity information; the intelligent cooperative control system is respectively connected with the intelligent shading and sound absorbing composite layer and the sensor group through electric signals and is used for controlling the driving device to work based on the environmental illumination information and the bird activity information. In some embodiments of the disclosure, the bird-repellent device further comprises an ultraviolet LED array arranged on the inner side of the photosensitive and fluorescent bird-repellent substrate layer, an ultrasonic bird-repellent device arranged on the composite screen unit, N screen units sharing an ambient light sensor and a bird activity monitoring device, wherein the ambient light sensor comprises a main sensor arranged on the outer side of the top of each screen unit and used for sensing natural illumination intensity, an auxiliary sensor arranged on the inner side of each screen unit facing the road and used for sensing manual illumination intensity in the direction of the road, and an intelligent cooperative control system used for selecting corresponding working modes according to information obtained by the main sensor, the auxiliary sensor and the bird activity monitoring device and controlling the driving device, the ultraviolet LED array and the ultrasonic bird-repellent device according to the working modes. In some embodiments of the disclosure, the intelligent cooperative control system selects a corresponding working mode according to logic that a daytime light transmission mode is controlled to be in an open state when natural light intensity is higher than a first preset threshold value and an illuminance ratio of a main sensor and an auxiliary sensor is higher than a preset proportion, a dusk or dawn transition mode is controlled to be in a partial shading state when the natural light intensity is betwee