CN214751516U

CN214751516U - Monitoring and diagnosing device for tube burst of tailing tube

Info

Publication number: CN214751516U
Application number: CN202121190585.XU
Authority: CN
Inventors: 胡马福; 吴梅发; 李全明
Original assignee: Fujian Makeng Mining Co ltd
Current assignee: Fujian Makeng Mining Co ltd
Priority date: 2021-05-31
Filing date: 2021-05-31
Publication date: 2021-11-16
Anticipated expiration: 2031-05-31

Abstract

The utility model provides a device for monitoring and diagnosing the tube burst of a tailing tube, which comprises a tailing pump; the front end of the tailing pipe is connected with the tailing pump; the frequency converter is used for adjusting the rotating speed of a motor of the tailing pump; the system comprises a flow sensing device and a plurality of monitoring terminals, wherein the monitoring terminals are uniformly distributed on the tailing pipe and are numbered; the monitoring terminal integrates a sound monitoring sensor and a pressure sensor; the alarm is used for alarming when the singlechip finds that the data are abnormal; the display screen displays the related data acquired by the single chip microcomputer and the running state of the system; the utility model discloses equipment cost, data transmission are stable, quick, accurate, can be according to the frequency adjustment monitoring parameter of converter, and the monitoring is accurate, can not misreport the wrong newspaper, can also fix a position the damaged point fast, and convenient follow-up maintenance alleviates the soil to the utmost and receives the pollution.

Description

Monitoring and diagnosing device for tube burst of tailing tube

Technical Field

The utility model relates to a tailing pipe booster monitoring and diagnosing device.

Background

The tailing pipe is generally applied to the field of mines and laid in the open air, and tailings are conveyed in the tailing pipe through a multi-stage tailing pump; the tailing pipe has the problem that the pipe is easy to wear through, if the pipe is not found in time, the villager land is easy to be polluted, even leaks into a river, and safety and environmental protection accidents are caused; therefore, in the production process, enterprise post personnel need to inspect pipeline lines regularly and route lines, and pressure is brought to production; the existing monitoring system is high in cost, low in accuracy of finding the position of a blasting point, not suitable for monitoring the tailing pipe under the control of a tailing pump, and prone to false alarm and false alarm.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming above-mentioned defect, provide a tailing pipe booster monitoring diagnostic device.

The utility model adopts the following technical scheme:

a device for monitoring and diagnosing the tube burst of a tailing tube comprises a tailing pump; the front end of the tailing pipe is connected with the tailing pump; the frequency converter is used for adjusting the rotating speed of a motor of the tailing pump; the flow sensing device comprises a first flow sensor and a second flow sensor; the first flow sensor is arranged at the front end of the tailing pipe to obtain the flow of the front-end pipe section; the second flow sensor is arranged at the tail end of the tailing pipe to obtain the flow of the tail end pipe section; the monitoring terminals are uniformly distributed on the tailing pipe and are numbered; the monitoring terminal integrates a sound monitoring sensor and a pressure sensor, the sound monitoring sensor acquires sound of a preset frequency band of a target pipe section, and the pressure sensor acquires a pressure value of the target pipe section; the single chip microcomputer is connected with the frequency converter, the first flow sensor, the plurality of monitoring terminals and the second flow sensor; the single chip microcomputer monitors and stores and analyzes data of the frequency converter, the first flow sensor, the plurality of monitoring terminals and the second flow sensor in real time; the alarm is used for alarming when the singlechip finds that the data are abnormal; and the display screen displays the related data and the running state acquired by the single chip microcomputer.

Preferably, the distance between two adjacent monitoring terminals is 200 meters.

Preferably, the first flow sensor and the second flow sensor are both non-contact flow sensors.

Preferably, the alarm is an acoustic alarm, an optical alarm or an audible and visual alarm.

Preferably, the single chip microcomputer is connected with the frequency converter, the first flow sensor, the plurality of monitoring terminals and the second flow sensor through an RS485 bus.

The utility model has the advantages that: firstly, the equipment cost is greatly reduced by adopting a singlechip; secondly, the data transmission is ensured to be stable, fast and accurate through wired connection; thirdly, the pipeline is monitored in three aspects through a flow sensor, a pressure sensor and a sound monitoring sensor, and data accuracy is guaranteed; the monitoring terminals are in a modular design, pressure sensors and sound monitoring sensors are integrated, the number of the monitoring terminals can be adjusted according to the length of the pipeline, each monitoring terminal is endowed with a fixed address ID, damage points can be quickly positioned, subsequent maintenance is facilitated, and the pollution to the land is reduced to the maximum extent; and fifthly, adjusting monitoring parameters by combining the frequency of a frequency converter for controlling the operation of the tailing pump, and avoiding the occurrence of false alarm and false alarm.

Drawings

Fig. 1 is a schematic diagram of the present invention.

Detailed Description

In order to make the purpose and technical solution of the present invention clearer, the following description is made with reference to the accompanying drawings and embodiments to further explain the present invention:

the device for monitoring and diagnosing the pipe burst of the tailing pipe as shown in figure 1 comprises a tailing pump 1; the front end of the tailing pipe 2 is connected with the tailing pump; the frequency converter is arranged in the high-voltage frequency conversion cabinet 3 and used for adjusting the rotating speed of the motor of the tailing pump 2; flow sensing means including a first flow sensor 41, a second flow sensor 42; the first flow sensor 41 is arranged at the front end of the tailing pipe 2 to obtain the flow of a front-end pipe section; the second flow sensor 42 is arranged at the tail end of the tailing pipe 2 to obtain the flow of the tail end pipe section; the monitoring terminals 5 are uniformly distributed on the tailing pipe and numbered (fixed address ID is distributed); the monitoring terminal is integrated with a sound monitoring sensor (not shown in the figure) and a pressure sensor (not shown in the figure), the sound monitoring sensor acquires sound of a preset frequency band of a target pipe section, and the pressure sensor acquires a pressure value of the target pipe section; the single chip microcomputer 6 is connected with the frequency converter, the first flow sensor 41, the plurality of monitoring terminals 5 and the second flow sensor 42; the single chip microcomputer 6 monitors and stores and analyzes the data 42 of the frequency converter, the first flow sensor 41, the plurality of monitoring terminals 5 and the second flow sensor in real time; the alarm (not shown in the figure) is used for giving an alarm when the singlechip finds that the data are abnormal; and the display screen (not shown in the figure) displays the related data and the running state acquired by the single chip microcomputer.

Preferably, the first flow sensor 41 and the second flow sensor 42 are both non-contact flow sensors.

Preferably, the single chip microcomputer is connected with the frequency converter, the first flow sensor, the plurality of monitoring terminals and the second flow sensor through an RS485 bus (a serial server conversion optical fiber).

The utility model discloses a use method, including following step:

step one, debugging a learning period on site, independently learning through a single chip microcomputer, recording and storing pressure values corresponding to different frequencies of a frequency converter, a difference value of a first flow sensor and a second flow sensor in unit time and an audio frequency band under a normal condition, finally generating a lookup table, and manually setting a fluctuation range.

And step two, when the system is formally started, detection is not carried out, and after a period of time, detection is started when tailings are discharged from the tail end of the tailing pipe and are stable.

Thirdly, the single chip microcomputer, the first flow sensor, the second flow sensor and the monitoring terminals with the numbers adopt a polling mechanism to inquire one by one; the first flow sensor, the second flow sensor and the monitoring terminals with the numbers do not actively initiate data and only respond according to the inquiry.

And step four, the single chip microcomputer receives the frequency of the frequency converter, the flow value of the first flow sensor, the flow value of the second flow sensor, the pressure values of the pressure sensors in the plurality of monitoring terminals and the audio value of the sound monitoring sensor, calculates the flow difference between the accumulated flow value of the second flow sensor and the accumulated flow value of the first flow sensor in unit time, compares the flow difference with the lookup table, and sends out an alarm through the alarm when the pressure value or the audio value or the flow difference under the frequency exceeds a fluctuation range.

And fifthly, recording the number of the monitoring terminal with the pressure value or the audio value exceeding the fluctuation range, and displaying the number on a display.

Preferably, in step one, the fluctuation range is set to 5%.

Preferably, in the step one, the unit time is 5 minutes; in step four, the unit time is 5 minutes.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to be referred must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "connected", and the like are to be construed broadly, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The components adopted by the utility model are all universal standard components or components known by the technicians in the field, and the structure and the principle of the components are known by the technicians through technical manuals or conventional experimental methods.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that any slight modifications, equivalent changes and modifications made by the technical spirit of the present invention to the above embodiments still belong to the protection scope of the present invention.

Claims

1. A monitoring and diagnosing device for tube explosion of a tailing tube is characterized by comprising:

a tailings pump;

the front end of the tailing pipe is connected with the tailing pump;

the frequency converter is used for adjusting the rotating speed of a motor of the tailing pump;

the flow sensing device comprises a first flow sensor and a second flow sensor;

the first flow sensor is arranged at the front end of the tailing pipe to obtain the flow of the front-end pipe section; the second flow sensor is arranged at the tail end of the tailing pipe to obtain the flow of the tail end pipe section;

the monitoring terminals are uniformly distributed on the tailing pipe and are numbered;

the monitoring terminal integrates a sound monitoring sensor and a pressure sensor, the sound monitoring sensor acquires sound of a preset frequency band of a target pipe section, and the pressure sensor acquires a pressure value of the target pipe section;

the single chip microcomputer is connected with the frequency converter, the first flow sensor, the plurality of monitoring terminals and the second flow sensor; the single chip microcomputer monitors and stores and analyzes data of the frequency converter, the first flow sensor, the plurality of monitoring terminals and the second flow sensor in real time;

the alarm is used for alarming when the singlechip finds that the data are abnormal;

and the display screen displays the related data and the running state acquired by the single chip microcomputer.

2. The device for monitoring and diagnosing the tube explosion of the tailing tube according to claim 1, characterized in that:

the distance between two adjacent monitoring terminals is 200 meters.

3. The device for monitoring and diagnosing the tube explosion of the tailing tube according to claim 1, characterized in that:

the first flow sensor and the second flow sensor are both non-contact flow sensors.

4. The device for monitoring and diagnosing the tube explosion of the tailing tube according to claim 1, characterized in that:

the alarm is a sound alarm, or a light alarm, or a sound-light alarm.

5. The device for monitoring and diagnosing the tube explosion of the tailing tube according to claim 1, characterized in that:

the single chip microcomputer is connected with the frequency converter, the first flow sensor, the plurality of monitoring terminals and the second flow sensor through an RS485 bus.