Noise monitoring device based on Internet of Things

Abstract

The utility model provides a noise monitoring device based on the Internet of Things, and belongs to the technical field of noise monitoring devices. The transverse rod is fixed on the vertical rod; the sound sensor is mounted at the top of the vertical rod; the environment monitoring sensor is mounted at one end of the cross rod; the mounting mechanism is connected with the environment monitoring sensor so as to fix the environment monitoring sensor on the cross rod; the monitor main body is mounted at the other end of the cross rod; the adjusting mechanism is connected with the monitor main body to realize rotation of the monitor main body; according to the scheme, noise can be monitored in real time through the arranged sound sensor, the sound sensor adopts the MEMS technology and has the advantages of being high in precision, low in power consumption, small in size and the like, sound signals are converted into electric signals through the MEMS technology, and the electric signals are transmitted to the control center through the NB-IoT network. Factors such as a noise generation source, a building and a wind direction should be considered in the installation position of the sensor so as to improve the accuracy of collected data.

Description

Technical Field

[0001] The utility model belongs to the technical field of noise monitoring devices, and in particular relates to a noise monitoring device based on the Internet of Things. Background Art

[0002] Noise monitoring devices can be widely used in public places such as offices, schools, hospitals, factories, and private places such as residential areas to provide people with a quiet, comfortable, and healthy living and working environment. The development of smart city noise monitoring devices is to meet the environmental protection requirements required for contemporary urban development and the needs of residents for a quiet and comfortable environment. With the acceleration of urbanization, urban environmental noise pollution is becoming increasingly serious, and noise has a great impact on people's physical and mental health and production and life.

[0003] Traditional noise detection methods mainly rely on manual measurement, including placing measuring instruments near the noise source and manual site measurement. These methods have the following disadvantages and pain points: High time and cost: Traditional noise detection requires manpower and time, usually requiring professional technicians to conduct on-site measurements, and the measuring instruments also require professional maintenance and calibration, so the cost is relatively high. Limited coverage: Since manual measurement requires actual arrival at the site, there are limitations in coverage and it is difficult to cover every corner of the city. Utility Model Content

[0004] The utility model aims to provide a noise monitoring device based on the Internet of Things, aiming to solve the problems of high time and cost and limited coverage in noise monitoring equipment in the prior art.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A noise monitoring device based on the Internet of Things, comprising:

[0007] vertical pole;

[0008] A horizontal bar, fixed on the vertical bar;

[0009] A sound sensor is installed on the top of the vertical pole;

[0010] An environmental monitoring sensor is mounted on one end of the crossbar;

[0011] A mounting mechanism connected to the environmental monitoring sensor to fix it on the crossbar;

[0012] A monitor body is mounted on the other end of the crossbar; and

[0013] The adjusting mechanism is connected with the monitor body to realize the rotation thereof.

[0014] As a preferred solution of the utility model, the mounting mechanism includes:

[0015] A sliding seat is fixed to the bottom of the environmental monitoring sensor, and the sliding seat is sleeved on the circumferential surface of the cross bar through a sliding hole;

[0016] A plurality of clamping grooves are provided, all of which are opened on the circumferential inner wall of the sliding hole;

[0017] A plurality of clamping blocks are provided, all of which are fixed on the circumferential surface of the crossbar, and the clamping blocks match the clamping grooves;

[0018] A retaining ring, fixed on the circumferential surface of the crossbar;

[0019] A thread groove is provided on the circumferential surface of the cross bar;

[0020] The threaded sleeve is threadedly connected to the thread groove on the surface of the cross bar, and one end of the threaded sleeve is against the sliding seat.

[0021] As a preferred solution of the utility model, the adjustment mechanism includes:

[0022] A fixing seat, fixed on the other end surface of the cross bar;

[0023] A rotating shaft, one end of which is rotatably connected to the bottom of the rotating shaft, and the other end of which is fixed to the top of the monitor body;

[0024] A large gear, fixed on the circumferential surface of the rotating shaft;

[0025] A motor, fixed to the bottom of the fixing base;

[0026] A small gear is fixed on the output end of the motor and meshes with the large gear.

[0027] As a preferred solution of the utility model, a protective cover is fixed to the bottom of the fixing seat, and the motor is located in the protective cover.

[0028] As a preferred solution of the utility model, an equipment box is fixed to the bottom of the vertical rod, a box door is hinged at one side end of the equipment box, and a partition is arranged inside the equipment box.

[0029] As a preferred solution of the utility model, it also includes a power mechanism, and the power mechanism includes:

[0030] A diagonal brace, one end of which is fixed to the circumferential surface of the vertical rod;

[0031] A photovoltaic panel is fixed to the other end of the diagonal brace;

[0032] The storage lithium battery is arranged in the equipment box.

[0033] As a preferred solution of the utility model, a plurality of reinforcing rods are fixed to the top of the equipment box, the other ends of the plurality of reinforcing rods are fixed to the vertical rods, and a circular ring is also fixed to the circumferential surface of the vertical rods.

[0034] Compared with the prior art, the beneficial effects of the utility model are:

[0035] 1. In this solution, the noise can be monitored in real time by installing a sound sensor. The sound sensor adopts MEMS micro-electromechanical system technology, which has the characteristics of high precision, low power consumption and small size. When the sensor is working, the sound signal is converted into an electrical signal through the micro-electromechanical system technology and transmitted to the control center through the NB-IoT network. The installation location of the sensor should take into account factors such as noise sources, buildings, wind direction, etc. to improve the accuracy of the collected data.

[0036] 2. In this scheme, through the environmental monitoring sensors and monitoring body, not only can the environmental temperature, humidity, wind speed and other meteorological data be monitored, but also real-time monitoring can be performed. At the same time, through the setting of the installation mechanism, it is convenient to disassemble and assemble the environmental monitoring sensor, and it is convenient to repair the environmental monitoring sensor. The adjustment mechanism can adjust the direction of the monitoring body, which can facilitate the control of the corresponding monitoring position. BRIEF DESCRIPTION OF THE DRAWINGS

[0037] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0038] Figure 1 It is a first perspective stereogram in the utility model;

[0039] Figure 2 This is the first-perspective exploded view of the present utility model;

[0040] Figure 3 It is a second perspective stereogram in the present utility model;

[0041] Figure 4 This is an exploded view from the second perspective of the present invention.

[0042] In the figure: 1. vertical rod; 2. horizontal rod; 3. sound sensor; 4. environmental monitoring sensor; 41. sliding seat; 42. threaded sleeve; 43. sliding hole; 44. slot; 45. block; 46. retaining ring; 47. threaded groove; 5. monitor body; 51. fixing seat; 52. rotating shaft; 53. large gear; 54. motor; 541. protective cover; 55. small gear; 6. diagonal support rod; 61. photovoltaic panel; 62. storage lithium battery; 7. equipment box; 71. partition; 72. box door; 8. reinforcing rod; 9. ring. DETAILED DESCRIPTION

[0043] The following will clearly and completely describe the technical solutions in the embodiments of the utility model in conjunction with the drawings 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.

[0044] Example

[0045] See also Figure 1-Figure 4 , the utility model provides the following technical solutions:

[0046] A noise monitoring device based on the Internet of Things, comprising:

[0047] Vertical bar 1;

[0048] A horizontal bar 2 is fixed on the vertical bar 1;

[0049] A sound sensor 3 is installed on the top of the vertical pole 1;

[0050] An environmental monitoring sensor 4 is installed at one end of the crossbar 2;

[0051] A mounting mechanism, connected to the environment monitoring sensor 4 to fix it on the crossbar 2;

[0052] A monitor body 5 is mounted on the other end of the crossbar 2; and

[0053] The adjusting mechanism is connected to the monitor body 5 to realize its rotation.

[0054] In a specific embodiment of the utility model, the vertical rod 1 is used to support the sound sensor 3, the horizontal rod 2 is used to support the environmental monitoring sensor 4 and the monitoring body 5, the sound sensor 3 can monitor the noise data in real time, the environmental monitoring sensor 4 is used to monitor the ambient temperature, humidity, wind speed and other meteorological data, the monitoring body 5 is used for real-time monitoring, and the device also includes a monitoring system, which is mainly composed of sensor nodes, NB-IoT modules, data processing modules and monitoring centers. The sensor node measures the noise signal in the environment and sends the data to the data processing module through the NB-IoT module for processing. The data processing module can pre-process and analyze the data uploaded by the sensor node, and then transmit the results to the monitoring center for reference and use by relevant departments and the public; the sound sensor 3 is used to collect noise data in the environment and transmit the data to the control center for processing and analysis. The sound sensor 3 adopts MEMS micro-electromechanical system technology, which has the characteristics of high precision, low power consumption, and small size. When the sensor is working, the sound signal is converted into an electrical signal through the micro-electromechanical system technology and transmitted to the control center through the NB-IoT network. The installation location of the sensor should take into account factors such as noise sources, buildings, and wind direction to improve the accuracy of the collected data; the NB-IoT module is used to transmit the data collected from the sound sensor 3 to the control center and realize remote monitoring and control. The NB-IoT module adopts narrowband Internet of Things technology, which has the characteristics of low power consumption, long-distance transmission, and high data security. The collected noise data is transmitted to the control center through the NB-IoT network. In the selection of the NB-IoT module, it should be considered The data processing module is used to receive the noise data collected from the sound sensor 3, and process and analyze it to realize real-time monitoring and early warning. The data processing module adopts embedded system technology and has the characteristics of high performance, low power consumption, and strong data processing capability. The control center can process and analyze the collected noise data in real time, and visualize and warn the noise data. In the selection of the data processing module, factors such as processing performance, system reliability, and data security should be considered; the received data can be stored in a data storage device, such as a memory card or a cloud. The data storage device is used to store the noise data processed and analyzed by the control center for subsequent data analysis and application. The data storage device adopts high-speed storage technology and has the characteristics of large capacity, high speed, and high reliability. The data storage device can store the noise data processed by the control center and can realize data backup and recovery. In the selection of the data storage device, factors such as data storage capacity, storage speed, and data reliability should be considered; it also includes a system cloud platform and a large data screen for display. The cloud platform adopts cloud computing technology and has the characteristics of high reliability, high scalability, and high performance.The cloud platform can perform large-scale data analysis and application of noise data, and realize functions such as data visualization and report generation. When choosing a cloud platform, factors such as the reliability, service stability, and data security of the cloud service provider should be considered. The cloud platform is used to analyze and apply noise data stored in data storage devices, and provide services such as data visualization and report generation. The data screen is used to display real-time Leq monitoring values, exceeding standard rankings, site statistics, the number of online and offline point locations on the map, the latest real-time monitoring data, spectrum data, and daily year-on-year data charts.

[0055] For details, please refer to Figure 1 , the installation mechanism includes:

[0056] The slide seat 41 is fixed to the bottom of the environment monitoring sensor 4, and the slide seat 41 is sleeved on the circumferential surface of the cross bar 2 through the slide hole 43;

[0057] A plurality of slots 44 are provided, all of which are formed on the inner circumferential wall of the slide hole 43;

[0058] A plurality of clamping blocks 45 are provided, all of which are fixed on the circumferential surface of the crossbar 2, and the clamping blocks 45 match the clamping grooves 44;

[0059] A retaining ring 46 is fixed on the circumferential surface of the crossbar 2;

[0060] The thread groove 47 is formed on the circumferential surface of the cross bar 2;

[0061] The threaded sleeve 42 is threadedly connected to the threaded groove 47 on the surface of the cross bar 2 , and one end of the threaded sleeve 42 abuts against the sliding seat 41 .

[0062] In this embodiment: the mounting mechanism is used to facilitate the disassembly and assembly of the environmental monitoring sensor 4, and to facilitate the maintenance of the environmental monitoring sensor 4. The environmental monitoring sensor 4 is sleeved on the cross bar 2 through a slide 41, and a slide hole 43 matching the cross bar 2 is provided on the slide 41. When the slide 41 is sleeved on the cross bar 2 through the slide hole 43, the card slot 44 matches the card block 45, so that the environmental monitoring sensor 4 is located on the upper side of the cross bar 2 and is clamped by the card block 45, and is not easy to tilt. At the same time, one end of the slide 41 abuts against the retaining ring 46, and the other end is threadedly connected to the thread groove 47 through a threaded sleeve 42, and abuts against the other end of the slide 41, thereby fixing the slide 41, so that the environmental monitoring sensor 4 is fixed on the cross bar 2, is not easy to tilt or fall, and when disassembly is required, the threaded sleeve 42 is unscrewed and the environmental monitoring sensor 4 is slid out, making the disassembly and assembly of the environmental monitoring sensor 4 more convenient.

[0063] For details, please refer to Figure 1 , the regulatory agencies include:

[0064] A fixing seat 51 is fixed on the other end surface of the cross bar 2;

[0065] A rotating shaft 52, one end of which is rotatably connected to the bottom of the rotating shaft 52, and the other end of which is fixed to the top of the monitor body 5;

[0066] A large gear 53 is fixed on the circumferential surface of the rotating shaft 52;

[0067] The motor 54 is fixed to the bottom of the fixing base 51;

[0068] The small gear 55 is fixed to the output end of the motor 54 and meshes with the large gear 53 .

[0069] In this embodiment: the monitor body 5 can be rotated by the setting of the rotating shaft 52 rotating on the fixed base 51, and the rotation angle can be adjusted. The motor 54 is started, and its output end drives the small gear 55 to rotate, and the small gear 55 drives the meshing large gear 53 to rotate, so as to realize the rotation of the monitor body 5. The motor 54 can be electrically connected to an external power supply to facilitate the control of the rotation angle of the output end of the motor 54, thereby realizing the adjustment of the rotation angle of the monitor body 5. At the same time, due to the different sizes of the large gear 53 and the small gear 55, the transmission ratio is different, so that when the motor 54 is started, after the small gear 55 rotates, when driving the large gear 53 to rotate, the large gear 53 rotates slowly, so that the monitor body 5 is relatively slow in adjusting the angle, and it is not easy to cause blurred images.

[0070] For details, please refer to Figure 1 A protective cover 541 is fixed to the bottom of the fixing seat 51 , and the motor 54 is located inside the protective cover 541 .

[0071] In this embodiment, a protective cover 541 is provided, and both the upper and lower parts of the protective cover 541 are opened, and the protective cover 541 covers the outside of the motor 54, so as to protect the motor 54 from being easily damaged by the outside for a long time.

[0072] For details, please refer to Figure 1 An equipment box 7 is fixed at the bottom of the vertical rod 1 , a box door 72 is hinged at one side end of the equipment box 7 , and a partition board 71 is arranged inside the equipment box 7 .

[0073] In this embodiment: the equipment box 7 is used to support the vertical pole 1 and some electrical equipment can also be stored in the equipment box 7, including driving, storage and transmission electrical equipment. At the same time, the equipment box 7 is provided with a box door 72, which can effectively protect the electrical equipment. The partition 71 is used to divide the equipment box 7 into two chambers. Multiple partitions 71 can be provided according to actual needs to realize the separation of the equipment box 7 into multiple chambers according to actual needs, so as to realize the classified storage of different electrical equipment.

[0074] For details, please refer to Figure 1, and also includes a power mechanism, the power mechanism includes:

[0075] A diagonal brace 6, one end of which is fixed to the circumferential surface of the vertical rod 1;

[0076] Photovoltaic panel 61, fixed to the other end of the diagonal support rod 6;

[0077] The storage lithium battery 62 is arranged in the equipment box 7.

[0078] In this embodiment: the diagonal support rod 6 is used to support the photovoltaic panel 61, the photovoltaic panel 61 is used to receive solar energy and convert the solar energy into electrical energy and store it in the storage lithium battery 62, the storage lithium battery 62 is used to store electrical energy, and at the same time can supply electrical energy to the motor 54, the sound sensor 3, the environmental monitoring sensor 4, the monitor body 5 and the electrical equipment in the equipment box 7, which can further save the consumption of electricity resources.

[0079] For details, please refer to Figure 1 A plurality of reinforcing rods 8 are fixed to the top of the equipment box 7 , and the other ends of the plurality of reinforcing rods 8 are fixed to the vertical rod 1 , and a circular ring 9 is also fixed to the circumferential surface of the vertical rod 1 .

[0080] In this embodiment: by providing a reinforcing rod 8, the vertical rod 1 can be further supported, so that the vertical rod 1 is located on the equipment box 7 more stably, and the ring 9 serves as a handrail. When repairing the sound sensor 3, the environmental monitoring sensor 4, and the monitoring body 5, the ring 9 can be held by hand or a rope can be passed through the ring 9 and tied to the body, which is safer.

[0081] It should be noted that the sound sensor 3, the environmental monitoring sensor 4, the monitor body 5, the motor 54, the photovoltaic panel 61 and the storage lithium battery 62 are all existing technologies, and the corresponding models can be selected according to actual needs. At the same time, their internal structure and working principle are also common knowledge for technicians in this field, so no further elaboration will be made on this.

[0082] Working principle and use process of the utility model: When the device is used, the sound sensor 3 can monitor noise data, the environmental monitoring sensor 4 can monitor and collect meteorological data such as environmental temperature, humidity and wind speed, and the monitor body 5 can monitor the surrounding environment. At the same time, the sound sensor 3 measures the noise signal in the environment and sends the data to the data processing module through the NB-IoT module for processing. The data processing module can pre-process and analyze the data uploaded by the sensor node, and then transmit the results to the monitoring center for reference and use by relevant departments and the public;

[0083] The environmental monitoring sensor 4 is sleeved on the cross bar 2 through a slide 41. The slide 41 is provided with a slide hole 43 that matches the cross bar 2. When the slide 41 is sleeved on the cross bar 2 through the slide hole 43, the card slot 44 matches the card block 45, so that the environmental monitoring sensor 4 is located on the upper side of the cross bar 2 and is clamped by the card block 45, and is not easy to tilt. At the same time, one end of the slide 41 abuts against the retaining ring 46, and the other end is threadedly connected to the thread groove 47 through a threaded sleeve 42, and abuts against the other end of the slide 41, thereby fixing the slide 41, so that the environmental monitoring sensor 4 is fixed on the cross bar 2, and is not easy to tilt or fall off. When disassembly is required, the threaded sleeve 42 is unscrewed and the environmental monitoring sensor 4 is slid out, making the disassembly and assembly of the environmental monitoring sensor 4 more convenient;

[0084] The monitor body 5 is started by the motor 54, and its output end drives the small gear 55 to rotate, and the small gear 55 drives the meshing large gear 53 to rotate to realize the rotation of the monitor body 5. The motor 54 can be electrically connected to an external power supply to facilitate the control of the rotation angle of the output end of the motor 54, thereby realizing the adjustment of the rotation angle of the monitor body 5.

[0085] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A noise monitoring device based on the Internet of Things, characterized in that: include: Vertical rod (1); A horizontal rod (2) fixed on the vertical rod (1); A sound sensor (3) is installed on the top of the vertical rod (1); An environmental monitoring sensor (4) is mounted on one end of the crossbar (2); A mounting mechanism connected to the environment monitoring sensor (4) to fix it on the crossbar (2); A monitor body (5) is mounted on the other end of the crossbar (2); as well as An adjustment mechanism connected to the monitor body (5) to achieve its rotation; The mounting mechanism comprises: A sliding seat (41) is fixed to the bottom of the environment monitoring sensor (4), and the sliding seat (41) is sleeved on the circumferential surface of the cross bar (2) through a sliding hole (43); A plurality of clamping grooves (44) are provided, all of which are opened on the circumferential inner wall of the sliding hole (43); A plurality of clamping blocks (45) are provided, all of which are fixed on the circumferential surface of the crossbar (2), and the clamping blocks (45) match the clamping grooves (44); A retaining ring (46) is fixed on the circumferential surface of the cross bar (2); A thread groove (47) is formed on the circumferential surface of the cross bar (2); A threaded sleeve (42) is threadedly connected to a threaded groove (47) on the surface of the crossbar (2), and one end of the threaded sleeve (42) abuts against the slide seat (41); The regulating mechanism comprises: A fixing seat (51) fixed on the other end surface of the cross bar (2); A rotating shaft (52), one end of which is rotatably connected to the bottom of the rotating shaft (52), and the other end of which is fixed to the top of the monitor body (5); A large gear (53) is fixed on the circumferential surface of the rotating shaft (52); A motor (54) is fixed to the bottom of the fixing base (51); A small gear (55) is fixed on the output end of the motor (54) and meshes with the large gear (53).

2. The noise monitoring device based on the Internet of Things according to claim 1 is characterized in that: A protective cover (541) is fixed to the bottom of the fixing seat (51), and the motor (54) is located inside the protective cover (541).

3. The noise monitoring device based on the Internet of Things according to claim 2 is characterized in that: An equipment box (7) is fixed at the bottom of the vertical rod (1), a box door (72) is hinged at one side end of the equipment box (7), and a partition (71) is arranged inside the equipment box (7).

4. The noise monitoring device based on the Internet of Things according to claim 3 is characterized in that: Also included is a power mechanism, the power mechanism comprising: A diagonal brace (6), one end of which is fixed to the circumferential surface of the vertical rod (1); A photovoltaic panel (61) is fixed to the other end of the diagonal support rod (6); A storage lithium battery (62) is arranged in the equipment box (7).

5. The noise monitoring device based on the Internet of Things according to claim 4 is characterized in that: A plurality of reinforcing rods (8) are fixed to the top of the equipment box (7), the other ends of the plurality of reinforcing rods (8) are fixed to the vertical rod (1), and a circular ring (9) is also fixed to the circumferential surface of the vertical rod (1).

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