Internet of Things well lid suitable for monitoring urban drainage pipe network

Abstract

The utility model discloses an internet of things well lid suitable for urban drainage pipe network monitoring, and relates to the technical field of intelligent well lids, the internet of things well lid comprises a base, the upper end of the right side of the base is fixedly connected with a rotating box, the front side wall and the rear side wall in the rotating box are both provided with movable grooves, and a rotating support is arranged between the two movable grooves; a monitoring assembly is fixedly installed in the center of the bottom of the well lid body, a lock catch assembly is fixedly installed on the left side of the bottom of the well lid body, a mass block is fixedly connected to the inner side of the base, a first electrode plate is fixedly connected to the upper surface of the mass block, and piezoelectric ceramics are fixedly connected to the upper surface of the first electrode plate. The upper surface of the piezoelectric ceramic is fixedly connected with a second electrode slice, and the top of the second electrode slice abuts against the bottom face of the well lid body. The well lid has the advantages that information of all aspects of a city can be mastered more easily by using the well lid, so that the workload of city managers is greatly reduced, and the management level of the smart city is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of intelligent manhole covers, and in particular to an Internet of Things manhole cover suitable for monitoring urban drainage pipe networks. Background Art

[0002] The Internet of Things (IoT) refers to a network of physical devices and objects that are connected and communicate with each other through the Internet. These physical devices can be any object with a unique identifier and capable of collecting and transmitting data, such as sensors, smartphones, home appliances, vehicles, etc. The core idea of ​​the Internet of Things is to connect various physical objects to the Internet so that they can communicate and share data with each other, thereby achieving intelligent, automated and more efficient operations. Through the Internet of Things, people can achieve functions such as remote monitoring, intelligent control, and data analysis, thereby improving the quality of life, improving work efficiency, and creating many new business opportunities.

[0003] At present, it is necessary to set up manhole covers on roads in urban construction. When the underground troughs in the city are blocked, it is necessary to find the nearest manhole cover for construction and repair. However, most of the existing manhole covers are laid directly on the road surface and cannot be positioned on the network. The location of the nearest manhole cover can only be determined through manual field surveys. Moreover, when docked and placed, they are only placed at the wellhead position on the road surface and are easily opened, affecting road traffic safety. There are safety hazards when using them. In view of the above problems, an Internet of Things manhole cover suitable for urban drainage network monitoring is proposed to solve them. Utility Model Content

[0004] In order to solve the above technical problems, an Internet of Things manhole cover suitable for urban drainage network monitoring is provided, which solves the problem that manhole covers need to be set up on roads in urban construction. When the underground troughs in the city are blocked, it is necessary to find the nearest manhole cover for construction and repair. However, most of the existing manhole covers are laid directly on the road surface and cannot be positioned by network. The location of the nearest manhole cover can only be determined through manual field surveys. Moreover, when connected and installed, they are only placed at the wellhead position on the road surface and are easily opened, affecting road traffic safety and posing safety hazards during use.

[0005] In order to achieve the above purpose, the technical solution adopted by the utility model is: an Internet of Things manhole cover suitable for urban drainage pipe network monitoring, including a base, a rotating box is fixedly connected to the upper right end of the base, and movable grooves are opened on the front and rear side walls inside the rotating box, and a rotating support is arranged between the two movable grooves, and a manhole cover body is fixedly connected to the left side of the rotating support, a monitoring component is fixedly installed at the center of the bottom of the manhole cover body, a locking component is fixedly installed on the left side of the bottom of the manhole cover body, a mass block is fixedly connected to the inner side of the base, and a first electrode sheet is fixedly connected to the upper surface of the mass block, and the first electrode sheet is fixedly connected to the upper surface of the mass block. A piezoelectric ceramic is fixedly connected to the upper surface of an electrode sheet, a second electrode sheet is fixedly connected to the upper surface of the piezoelectric ceramic, the top of the second electrode sheet abuts against the bottom surface of the manhole cover body, the monitoring component includes a monitoring box body fixedly connected to the bottom of the manhole cover body, the interior of the monitoring box body is divided into a battery compartment and a sensor compartment by a partition, a plurality of solid-state batteries are arranged inside the battery compartment, the locking component includes a fixed block fixedly connected to the bottom of the manhole cover body, an installation groove is opened at the lower end of the fixed block, a mounting plate is fixedly connected to the left side of the mounting groove, and a locking tongue is slidably connected inside the mounting plate.

[0006] Preferably, a circuit board is fixedly installed inside the sensor compartment, and a CC2530 chip, a posture sensor, a gas concentration sensor, a humidity and temperature sensor, an ultrasonic ranging sensor and a positioning module are fixedly installed on the bottom surface of the circuit board.

[0007] Preferably, an electromagnet is fixedly connected to the right side of the installation slot, an iron block is fixedly connected to the right end of the lock tongue and the inside of the installation slot, and the iron block is slidably connected to the inside of the installation slot.

[0008] Preferably, a spring is sleeved between the surface of the locking tongue and the inside of the mounting groove, the left end of the spring is fixedly connected to the mounting plate, and the right end of the spring is fixedly connected to the iron block.

[0009] Preferably, a placement groove is provided on the left side of the manhole cover body, and a handle is slidably connected inside the placement groove.

[0010] Compared with the prior art, the advantages of the utility model are:

[0011] 1. The utility model designs an intelligent manhole cover based on the Internet of Things. The manhole cover mainly expands the functions of urban drainage manhole covers, designs a multi-sensor terminal acquisition node, monitors various types of information in the pipe network (water level information, siltation information, manhole cover status, wet temperature, gas concentration) through various sensors, and transmits this information to the Internet, and can automatically alarm the user when a certain part of the status is abnormal. Municipal management personnel can easily obtain relevant data through the Internet, and judge whether the problem needs to be handled through data analysis. The use of this system can more easily grasp information from all aspects of the city, thereby greatly reducing the workload of urban managers and improving the level of smart city management.

[0012] 2. A lock assembly is set up, which can prevent unauthorized personnel from opening the manhole cover at will, reduce potential safety risks, and prevent pedestrians or vehicles from accidentally falling into the well. Manhole covers with locks usually require specific tools to open, which can ensure that only appropriate maintenance personnel can perform maintenance work and reduce the possibility of errors or improper operations. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a structural schematic diagram of the utility model;

[0014] Figure 2 This is a schematic diagram of the structure of the utility model in the open state;

[0015] Figure 3 It is a schematic diagram of the structure of the monitoring component in the utility model;

[0016] Figure 4 This is a schematic diagram of the internal structure of the lock assembly in the utility model;

[0017] Figure 5 This is a schematic diagram of the structure of the manhole cover body in the utility model;

[0018] Figure 6 It is a schematic diagram of the base structure in the utility model;

[0019] Figure 7 for Figure 2 A local enlarged schematic diagram of the middle A;

[0020] Figure 8 This is a schematic diagram of the blockage detection principle of the utility model.

[0021] The numbers in the figure are:

[0022] 1. Base; 2. Mass block; 3. Rotating box; 4. Movable slot; 5. Rotating support; 6. Manhole cover body; 7. Placement slot; 8. Handle;

[0023] 9. Monitoring components; 901. Monitoring box; 902. Battery compartment; 903. Solid-state battery; 904. Sensor compartment; 905. Circuit board; 906. CC2530 chip; 907. Attitude sensor; 908. Gas concentration sensor; 909. Humidity and temperature sensor; 910. Ultrasonic ranging sensor; 911. Positioning module;

[0024] 10. Lock assembly; 1001. Fixing block; 1002. Mounting slot; 1003. Electromagnet; 1004. Mounting plate; 1005. Lock tongue; 1006. Iron block; 1007. Spring;

[0025] 11. First electrode sheet; 12. Piezoelectric ceramic; 13. Second electrode sheet. DETAILED DESCRIPTION

[0026] The following description is used to disclose the present invention so that those skilled in the art can implement the present invention. The preferred embodiments described below are only examples, and those skilled in the art may think of other obvious variations.

[0027] Embodiment 1

[0028] Reference Figure 1-8 As shown, an Internet of Things manhole cover suitable for monitoring urban drainage pipe networks includes a base 1, a rotating box 3 is fixedly connected to the upper right end of the base 1, movable grooves 4 are opened on the front and rear side walls inside the rotating box 3, a rotating support 5 is arranged between the two movable grooves 4, a manhole cover body 6 is fixedly connected to the left side of the rotating support 5, a monitoring component 9 is fixedly installed at the center of the bottom of the manhole cover body 6, a locking component 10 is fixedly installed on the left side of the bottom of the manhole cover body 6, a mass block 2 is fixedly connected to the inner side of the base 1, a first electrode sheet 11 is fixedly connected to the upper surface of the mass block 2, a piezoelectric ceramic 12 is fixedly connected to the upper surface of the first electrode sheet 11, a second electrode sheet 13 is fixedly connected to the upper surface of the piezoelectric ceramic 12, the top of the second electrode sheet 13 is abutted against the bottom surface of the manhole cover body 6, the first electrode sheet 11 and the second electrode sheet 13 are connected to the solid-state battery 903 inside the monitoring box body 901 through wires, and the piezoelectric ceramic 12 stores the rolling potential energy of the vehicle by converting it into electrical energy.

[0029] Embodiment 2

[0030] Reference Figure 3 As shown, the monitoring assembly 9 includes a monitoring box body 901 fixedly connected to the bottom of the manhole cover body 6. The interior of the monitoring box body 901 is divided into a battery compartment 902 and a sensor compartment 904 by a partition. A plurality of solid-state batteries 903 are arranged inside the battery compartment 902.

[0031] Reference Figure 3As shown, a circuit board 905 is fixedly installed inside the sensor compartment 904, and a CC2530 chip 906, a posture sensor 907, a gas concentration sensor 908, a humidity and temperature sensor 909, an ultrasonic ranging sensor 910 and a positioning module 911 are fixedly installed on the bottom surface of the circuit board 905.

[0032] Preferably, the CC2530 chip 906 can not only complete the wireless communication of data, but also the 8051 MCU core used has a memory capacity of 265KB, which can fully realize the functions of the single-chip microcomputer. The CC2530 chip 906 carries a high-performance RF transceiver, in which the 8051 MCU core can control the wireless transceiver module to perform wireless data transmission. In addition, it also has a segment expansion connected to other hardware devices, and can write corresponding programs to control external devices to collect and read data information. For this, data collection of the collection node can be realized without adding an external processor. The CC2530 chip 906 also has a sleep mode, and the sleep mode can be used to further reduce power consumption.

[0033] Preferably, the attitude sensor 907 is a sensor for measuring the attitude of an object, which can detect the acceleration and angular velocity of the object and calculate the direction and angle of the object. The preferred model of the attitude sensor 907 is MPU6050, which has the characteristics of high precision, low power consumption and low cost.

[0034] Preferably, the gas concentration sensor 908 is an MH-440V / D infrared gas sensor, which uses the non-dispersive infrared (NDIR) principle to detect CH4 in the air, has good selectivity, and is not oxygen-dependent. In addition, the infrared gas sensor has no lossy materials, only the infrared light source flashes, so the service life can reach 3-5 years, which is a long life.

[0035] Preferably, the ultrasonic distance measuring sensor 910 has good directivity and penetration ability, especially in water, and has a longer propagation distance. It has a wide range of applications in military, agriculture and life, and can be used to measure speed, distance and the like.

[0036] Preferably, the positioning module 911 can locate the manhole cover, and through the GPS function of the handheld terminal (mobile phone, etc.), it can accurately and quickly locate the specific location of the problematic manhole cover.

[0037] Embodiment 3

[0038] Reference Figure 4As shown, the lock assembly 10 includes a fixed block 1001 fixedly connected to the bottom of the manhole cover body 6, a mounting groove 1002 is opened at the lower end of the fixed block 1001, a mounting plate 1004 is fixedly connected to the left side of the mounting groove 1002, and a lock tongue 1005 is slidably connected to the inside of the mounting plate 1004. The lock assembly 10 is controlled by an electromagnet 1003. When the electromagnet 1003 is powered off, the spring 1007 will pull the lock tongue 1005 out of the mounting groove 1002, thereby achieving locking.

[0039] Reference Figure 4 As shown, an electromagnet 1003 is fixedly connected to the right side of the installation slot 1002 , an iron block 1006 is fixedly connected to the right end of the lock tongue 1005 and the inside of the installation slot 1002 , and the iron block 1006 is slidably connected to the inside of the installation slot 1002 .

[0040] Reference Figure 4 As shown, a spring 1007 is sleeved between the surface of the lock tongue 1005 and the inside of the installation groove 1002 , the left end of the spring 1007 is fixedly connected to the installation plate 1004 , and the right end of the spring 1007 is fixedly connected to the iron block 1006 .

[0041] Reference Figure 1 and Figure 5 As shown, a placement groove 7 is provided on the left side of the manhole cover body 6, and a handle 8 is slidably connected inside the placement groove 7.

[0042] Embodiment 4

[0043] Reference Figure 8 As shown, when this type of IoT manhole cover detects obstacles in the pipeline, it measures the water level at the corresponding position of the manhole cover through the ultrasonic ranging sensor 910, and sends the monitored data through the CC2530 chip 906 for comparison. By comparing the water levels at the corresponding positions of the two manhole covers, it can be determined whether there are obstacles inside the well that block the passage of water.

[0044] Working principle: During maintenance, the maintenance personnel control the electromagnet 1003 to be energized through the external terminal. After the electromagnet 1003 is energized, it generates magnetism, and then the magnetic block 1006 moves, so that the lock tongue 1005 is retracted into the installation groove 1002. Then the maintenance personnel pull the handle 8 to open the manhole cover body 6. When a passing vehicle rolls over the manhole cover body 6, the manhole cover body 6 will squeeze the piezoelectric ceramic 12, converting the rolling potential energy into electrical energy, and then charging the solid-state battery 903.

[0045] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and the specification only describe the principles of the utility model. The utility model may be subject to various changes and improvements without departing from the spirit and scope of the utility model. These changes and improvements fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. An IoT manhole cover suitable for urban drainage network monitoring, characterized in that: The invention comprises a base (1), wherein a rotating box (3) is fixedly connected to the upper right end of the base (1), movable grooves (4) are provided on both the front and rear side walls of the rotating box (3), a rotating support (5) is arranged between the two movable grooves (4), a manhole cover body (6) is fixedly connected to the left side of the rotating support (5), a monitoring component (9) is fixedly installed at the bottom center of the manhole cover body (6), a locking component (10) is fixedly installed at the left side of the bottom of the manhole cover body (6), a mass block (2) is fixedly connected to the inner side of the base (1), a first electrode sheet (11) is fixedly connected to the upper surface of the mass block (2), a piezoelectric ceramic (12) is fixedly connected to the upper surface of the first electrode sheet (11), and a second electrode sheet (12) is fixedly connected to the upper surface of the piezoelectric ceramic (12). The second electrode sheet (13) is provided with a top portion of the second electrode sheet (13) abutting against the bottom surface of the manhole cover body (6); the monitoring assembly (9) comprises a monitoring box body (901) fixedly connected to the bottom of the manhole cover body (6); the interior of the monitoring box body (901) is divided into a battery compartment (902) and a sensor compartment (904) by a partition; a plurality of solid-state batteries (903) are arranged inside the battery compartment (902); the locking assembly (10) comprises a fixing block (1001) fixedly connected to the bottom of the manhole cover body (6); a mounting groove (1002) is provided at the lower end of the fixing block (1001); a mounting plate (1004) is fixedly connected to the left side of the mounting groove (1002); and a locking tongue (1005) is slidably connected inside the mounting plate (1004).

2. The IoT manhole cover suitable for urban drainage network monitoring according to claim 1 is characterized by: A circuit board (905) is fixedly mounted inside the sensor compartment (904), and a CC2530 chip (906), a posture sensor (907), a gas concentration sensor (908), a humidity and temperature sensor (909), an ultrasonic distance measuring sensor (910) and a positioning module (911) are fixedly mounted on the bottom surface of the circuit board (905).

3. The IoT manhole cover suitable for urban drainage network monitoring according to claim 1 is characterized in that: An electromagnet (1003) is fixedly connected to the right side of the installation slot (1002), an iron block (1006) is fixedly connected to the right end of the lock tongue (1005) and the inside of the installation slot (1002), and the iron block (1006) is slidably connected to the inside of the installation slot (1002).

4. The IoT manhole cover suitable for urban drainage network monitoring according to claim 1 is characterized in that: A spring (1007) is sleeved between the surface of the locking tongue (1005) and the interior of the mounting groove (1002); the left end of the spring (1007) is fixedly connected to the mounting plate (1004); and the right end of the spring (1007) is fixedly connected to the iron block (1006).

5. The IoT manhole cover suitable for urban drainage network monitoring according to claim 1 is characterized by: A placement groove (7) is provided on the left side of the manhole cover body (6), and a handle (8) is slidably connected inside the placement groove (7).

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