CN105297781B - A kind of well lid anomaly alarming device - Google Patents

Abstract

The invention discloses a manhole cover abnormality alarm device, which comprises a pressure sensor, a warning rod, a spring, an angle sensor, a fixed bracket, an emission controller and a buzzer; Detached from the well edge; the top of the warning rod is in conflict with the well cover, and the bottom is flexibly connected to the fixed bracket; one end of the spring is connected to the warning rod, and the other end is connected to one side of the fixed bracket; the angle sensor is installed at the two corners where the fixed bracket and the bottom of the warning rod are flexibly connected And sense the inclination angle of the manhole cover away from the well edge; the fixed bracket and the launch controller are fixed on the well wall, and the launch controller analyzes the two signals sensed by the pressure sensor and the angle sensor, obtains the danger level information of the manhole cover and sends it to the monitoring management center; the buzzer sends out an alarm sound according to the danger level information. The invention can detect the abnormal situation of the manhole cover, and immediately give an alarm prompt when the abnormal situation is detected.

Description

A manhole cover abnormal alarm device

technical field

The invention belongs to the technical field of municipal facilities, and in particular relates to an abnormal alarm device for a manhole cover.

Background technique

With the rapid development of the city, there are more and more various underground pipe networks, such as septic tanks, sewage pipe networks, drainage pipe networks, etc. If the manhole cover is stolen or damaged suddenly, it will cause safety hazards to pedestrians or vehicles on the roadside. How to monitor the abnormalities of manhole covers such as municipal septic tanks, sewage pipe networks, and drainage pipe networks has become a technical problem that needs to be solved urgently.

Contents of the invention

Aiming at the technical problem of how to monitor the abnormalities of manhole covers in municipal septic tanks, sewage pipe networks, drainage pipe networks, etc. in the prior art, the present invention provides a manhole cover abnormal alarm device, which can detect the absence of manhole covers, Abnormalities such as tilt are monitored, and an alarm is issued when an abnormality occurs.

In order to achieve the above object, the present invention adopts the following technical solutions:

An abnormal warning device for a well cover, including a pressure sensor, a warning rod, a spring, an angle sensor, a fixed bracket, a launch controller and a buzzer; wherein, the pressure sensor is arranged between the well cover and the well wall on which the well cover is placed, and is suitable for Sensing whether the well cover is out of the well; the top of the warning rod is in conflict with the well cover, and the bottom is movably connected to the fixed bracket; one end of the spring is connected to the warning rod, and the connection is located on the side where the warning rod is connected to the fixed bracket, One end is connected to the other side of the fixed bracket away from the connection with the warning rod; the angle sensor is installed at the two corners where the fixed bracket is movably connected to the bottom of the warning rod, and the angle sensor senses the movement of the well cover from the edge of the well tilt angle; the fixed bracket is fixed on the well wall; the launch controller is fixed on the well wall, and is suitable for analyzing the two signals sensed by the pressure sensor and the angle sensor to obtain the danger level information of the well cover, and The danger level information is sent to the monitoring and management center; the buzzer is adapted to issue an alarm sound according to the danger level information, and the danger level information will also cause the warning stick to pop up to emit a reflected light alarm.

The manhole cover abnormal alarm device provided by the present invention can detect manhole covers installed in municipal septic tanks, sewage pipe networks, drainage pipe networks, etc. When the manhole cover is tilted, it will be sensed by the angle sensor, and when the manhole cover is away, it will be detected by the pressure sensor. , and the launch controller will analyze the two signals sensed by the pressure sensor and the angle sensor to obtain the danger level information of the manhole cover, and send a warning message according to the danger level information to remind passers-by and vehicles to pay attention to safety, and send the danger level information to Monitoring and management center, the staff immediately start the emergency treatment procedures to avoid safety accidents.

Further, the transmitting controller includes a controller body, and a microprocessor controller, a wireless data transmission module, an antenna and a power supply arranged on the controller body; wherein, the microprocessor controller is suitable for controlling the pressure sensor and the The two-way signal induced by the angle sensor is analyzed to obtain the hazard level information of the manhole cover; the wireless data transmission module is suitable for sending the hazard level information to the monitoring and management center through the antenna; device power.

Further, the microprocessor controller adopts a PIC16F690 chip.

Further, the wireless data transmission module adopts 3G cellular mobile communication.

Further, the power supply uses a 3.5V lithium battery.

Further, the fixing bracket is fixed on the well wall by fastening bolts.

Description of drawings

Fig. 1A is a schematic structural view of the manhole cover abnormal alarm device provided by the present invention.

Fig. 1B is a schematic diagram of the working state structure of the manhole cover abnormal alarm device provided in Fig. 1A.

FIG. 2 is a system schematic diagram of the launch controller in FIG. 1A.

In the figure, 1. pressure sensor; 2. warning rod; 3. spring; 4. angle sensor; 5. fixed bracket; 6. launch controller; 61. microprocessor controller; 62. wireless data transmission module; 63. antenna ; 7, buzzer; 8, well cover; 9, well wall; 10, fastening bolts.

detailed description

In order to make the technical means, creative features, goals and effects achieved by the present invention easy to understand, the present invention will be further described below in conjunction with specific illustrations.

In describing the present invention, it is to be understood that the terms "longitudinal", "radial", "length", "width", "thickness", "upper", "lower", "front", "rear", The orientation or positional relationship indicated by "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. is based on the orientation or positional relationship shown in the drawings , is only for the convenience of describing the present invention and simplifying the description, but does not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention. In the description of the present invention, unless otherwise specified, "plurality" means two or more.

In the description of the present invention, it should be noted that unless otherwise specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection or a detachable connection. Connected, or integrally connected; it can be mechanically connected or electrically connected; it can be directly connected or indirectly connected through an intermediary, and it can be the internal communication of two components. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present invention in specific situations.

Please refer to Fig. 1A, Fig. 1B and Fig. 2, the present invention discloses a manhole cover abnormal alarm device, including a pressure sensor 1, a warning rod 2, a spring 3, an angle sensor 4, a fixed bracket 5, a launch controller 6 and a buzzer device 7; wherein, the pressure sensor 1 is arranged between the well cover 8 and the well wall 9 where the well cover 8 is placed, and is suitable for sensing whether the well cover 8 is out of the well edge; the top of the warning rod 2 is in conflict with the well cover 8, and the bottom is in contact with the fixed The support 5 is movably connected; one end of the spring 3 is connected to the warning rod 2, and the connection is located on the side where the warning rod 2 is connected to the fixed support 5, and the other end is away from the other side connected to the fixed support 5 with the warning rod 2 connection; the angle sensor 4 is installed at the corners on both sides of the fixed bracket 5 and the bottom of the warning rod 2, and the angle sensor 4 senses the inclination angle of the well cover 8 away from the well edge through the position movement of the warning rod 2; the fixed bracket 5 is fixed on the well wall 9; the launch controller 6 is fixed on the well wall 9, and is suitable for analyzing the two-way signals induced by the pressure sensor 1 and the angle sensor 4 to obtain the danger level information of the well cover, and send the The danger level information is sent to the monitoring and management center; the buzzer 7 is adapted to emit an alarm sound according to the danger level information, and the danger level information will also cause the warning stick 2 to pop up and emit a reflected light alarm.

The manhole cover abnormal alarm device provided by the present invention can detect manhole covers installed in municipal septic tanks, sewage pipe networks, drainage pipe networks, etc. When the manhole cover is tilted, it will be sensed by the angle sensor, and when the manhole cover is away, it will be detected by the pressure sensor. , and the launch controller will analyze the two signals sensed by the pressure sensor and the angle sensor to obtain the danger level information of the manhole cover, and send a warning message according to the danger level information to remind passers-by and vehicles to pay attention to safety, and send the danger level information to Monitoring and management center, the staff immediately start the emergency treatment procedures to avoid safety accidents.

As a specific embodiment, please refer to shown in Fig. 2, described transmitting controller 6 comprises controller body, and the microprocessor controller 61 that is arranged on controller body, wireless data transmission module 62, antenna 63 and power supply (in the figure not shown); wherein, the warning rod 2 is connected to the fixed bracket 5, and the microprocessor controller 61 is suitable for analyzing the two-way signals induced by the pressure sensor 1 and the angle sensor 4 to obtain the danger level information of the manhole cover The wireless data transmission module 62 is suitable for sending the danger level information to the monitoring and management center through the antenna 63; the buzzer 7 is suitable for sending an alarm sound according to the danger level information, and the danger level information will also allow all The warning stick 2 pops up to give a reflected light alarm; the power supply is used to supply power to the corresponding components on the launch controller.

As a specific embodiment, the micro-processing controller 61 adopts a chip of the type PIC16F690, so that the two-way signals sensed by the pressure sensor 1 and the angle sensor 4 can be analyzed to obtain the hazard level information of the manhole cover, and then the hazard Level information is sent and alarm-driven; as an implementation, the danger level information can be specifically divided into first-level danger level information and second-level danger level information, and the first-level danger level information means that the manhole cover is in a tilted state but Completely detached from the well rim, the secondary hazard level information means that the manhole cover has completely detached from the well rim. Further, different alarm prompts can be given according to the different levels of the danger level information. Specifically, when the danger level information is high, relatively high frequency sound and light warning information can be given; when the danger level information is low, Sound and light warning information with relatively low frequency can be given.

As a specific embodiment, the wireless data transmission module 62 adopts 3G cellular mobile communication, so that the wireless transmission of risk level information can be realized, which is convenient for the staff to immediately start the emergency treatment procedure and avoid the occurrence of safety accidents.

As a specific embodiment, the power supply uses a 3.5V lithium battery, which can supply power to the entire alarm device; of course, the voltage required by each component in the alarm device is not the same. For example, the power supply voltage can be increased to 5V, and then the wireless data transmission module 62 can be powered; or, the power supply voltage can be lowered to 3.3V, and then the microprocessor controller 61 can be powered.

As a specific embodiment, please refer to shown in Figure 1, the fixed bracket 5 is fixed on the well wall 9 by fastening bolts 10, of course, the fixing method of the fixed bracket 5 is not limited to this, those skilled in the art On this basis, other methods can also be used, as long as the fixing bracket 5 can be effectively fixed.

In order to better understand the manhole cover abnormal alarm device disclosed in the present invention, its working conditions will be described below, please refer to Fig. 1A, Fig. 1B and Fig. 2 for details:

The alarm device is turned on and initialized, and the micro-processing controller 61 starts to diagnose and configure the conditions of each component. The pressure sensor 1 detects in real time whether the manhole cover is detached from the well edge, and the angle sensor 4 detects the extent to which the manhole cover is detached from the well edge, that is, when the manhole cover is in different inclined states, The pressure on the warning rod 2 will change, and it will be reflected on the angle sensor 4 that the moving angle of the warning rod 2 will be different. At this time, the micro-processing controller 61 can analyze the signals of the two sensors in real time to obtain the manhole cover. The degree of departure from the well rim, that is, whether it is completely disengaged or partially inclined, and then breaks down the hazard level information. According to the subdivided danger level information, the corresponding alarm information is output, so that the local warning stick 2 pops up to send a reflected light alarm, and the buzzer 7 sends an alarm sound to remind passers-by and vehicles to pay attention to safety; meanwhile, the microprocessor controller 61 passes wireless data The transmission module 62 sends the alarm information to the monitoring and management center platform, and the staff starts the emergency treatment program to avoid safety accidents.

The manhole cover abnormal alarm device provided by the present invention can detect the abnormal conditions such as the placement state and presence of the manhole cover, and immediately give an alarm prompt when an abnormal situation is detected, which can well solve the problem caused by the lack or inclination of the manhole cover in the city. security incident.

The above are only embodiments of the present invention, and are not intended to limit the patent scope of the present invention. All equivalent structures made using the description of the present invention and the contents of the accompanying drawings are directly or indirectly used in other related technical fields, and are equally applicable to the present invention. within the scope of patent protection.

Claims (6)

1. a kind of well lid anomaly alarming device, it is characterised in that including pressure sensor, alarm rod, spring, angular transducer, Fixed support, mission controller and buzzer；Wherein, the pressure sensor be arranged on well lid and place well lid the borehole wall it Between, it is suitable to whether sensing well lid departs from well edge；The top of the alarm rod contradicts with well lid, and bottom is with fixed support activity even Connect；The spring one end is connected with alarm rod, and the junction is located on one side that alarm rod is connected with fixed support, another End is connected with fixed support away from the another side being connected with alarm rod；The angular transducer is arranged on fixed support with warning The two sides corner that rod bottom is flexibly connected, the angular transducer is moved by the position of alarm rod and senses that well lid leaves well edge Angle of inclination；The fixed support is fixed on the borehole wall；The mission controller is fixed on the borehole wall, is suitable to the pressure Sensor and the two paths of signals of angular transducer sensing are analyzed, and obtain well lid danger classes information, and by the danger classes Information is sent to supervision and management center；The buzzer is suitable to according to the danger classes delivering alarm sound, and the danger Class information can also allow the alarm rod to eject, and send reflection light alarm；The angular transducer is used to detect that well lid departs from well Along degree；

The mission controller is analyzed to two paths of signals, obtains the degree that well lid leaves well edge, completely disengages from or portion Divide and incline, then will completely disengage from and part inclines the two danger classes information and is finely divided, according to the danger classes of subdivision Information, exports corresponding alarm signal, allows the alarm rod ejection to send reflection light alarm, is given when danger classes information is higher Go out the of a relatively high acousto-optic warning information of frequency, the relatively low acousto-optic warning letter of frequency is given when danger classes information is relatively low Breath.

2. well lid anomaly alarming device according to claim 1, it is characterised in that the mission controller includes controller Body, and microprocessor controller on controller body, wireless data transfer module, antenna and power supply；Wherein, it is described Microprocessor controller is suitable to be analyzed the two paths of signals that the pressure sensor and angular transducer sense, and obtains well lid danger Dangerous class information；The wireless data transfer module is suitable to send into monitoring management the danger classes information by antenna The heart；The power supply is used to power corresponding component on mission controller.

3. well lid anomaly alarming device according to claim 2, it is characterised in that the microprocessor controller uses model It is the chip of PIC16F690.

4. well lid anomaly alarming device according to claim 2, it is characterised in that the wireless data transfer module is used 3G cellular mobile telecommunications.

5. well lid anomaly alarming device according to claim 2, it is characterised in that the power supply uses 3.5V lithium batteries.

6. well lid anomaly alarming device according to claim 1, it is characterised in that the fixed support passes through fastening bolt It is fixed on the borehole wall.