CN218213846U - Coal bunker coal level measuring system - Google Patents
Coal bunker coal level measuring system Download PDFInfo
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- CN218213846U CN218213846U CN202222466493.0U CN202222466493U CN218213846U CN 218213846 U CN218213846 U CN 218213846U CN 202222466493 U CN202222466493 U CN 202222466493U CN 218213846 U CN218213846 U CN 218213846U
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Abstract
The utility model provides a coal bunker coal level measurement system, including mining ann's type radar level sensor, mining flame proof and ann's type control box and coal bunker coal level monitored control system, mining ann's type radar level sensor and coal bunker monitored control system all are connected with mining flame proof and ann's type control box. The mining intrinsic safety type radar level sensor is arranged at the top of the coal bunker and connected with the mining explosion-proof and intrinsic safety type control box, so that the coal level of the coal bunker can be detected, the belt conveying device and the coal feeder are controlled to operate according to the coal level of the coal bunker, and the situation of full or empty coal bunker is avoided.
Description
Technical Field
The utility model belongs to coal bunker coal level monitoring field especially relates to a coal bunker coal level measurement system.
Background
The coal bunker is used for storing coal of a coal mining machine collecting coal bed on a working face, the coal of the coal mining machine collecting coal bed on the working face is stored in the coal bunker through the belt conveying system, the coal bunker conveys the coal away through the coal feeder, if the input quantity of the coal is larger than the output quantity of the coal, the coal bunker is full, and at the moment, if the belt conveying system is not regulated and controlled, the position of the coal bunker cannot be controlled, so that a large amount of coal piling can be caused, and accidents are easy to cause; if the input quantity of the coal is smaller than the output quantity of the coal, the coal bunker can be emptied, and at the moment, if the coal feeder is not regulated, the position of the coal bunker cannot be controlled, so that the coal on the coal bunker falls to the bottom of the coal bunker after the coal bunker is emptied, and the coal feeder under the coal bunker is easily broken without buffering.
SUMMERY OF THE UTILITY MODEL
To the defect or not enough among the prior art, the utility model provides a coal bunker coal level measurement system can carry out real-time measurement to the coal bunker coal level, avoids the coal bunker to appear the condition of full storehouse or empty storehouse.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
an embodiment of the utility model provides a bunker coal level measurement system, including mining ann's type radar level sensor, mining flame proof concurrently ann's type control box and bunker coal level monitored control system, mining ann's type radar level sensor and bunker coal level monitored control system all are connected with mining flame proof concurrently ann's type control box.
Further, the mining intrinsic safety type radar level sensor is arranged at the top of the coal bunker.
Further, the mining flameproof and intrinsically safe control box comprises an upper computer and a controller, and the upper computer is in communication connection with the controller.
Further, the controller adopts a SLAMATICS 7-1200 programmable controller.
Further, a coal level analog signal of the mining intrinsic safety type radar level sensor is input to an analog quantity input end of the controller, and is connected to the coal bunker coal level monitoring system through a communication module of the controller.
Furthermore, the upper computer is preloaded with configuration software, and the configuration software adopts WinCC monitoring software.
And furthermore, alarm display devices are arranged on the upper opening of the coal bunker and the lower opening of the coal bunker and are used for displaying alarm information.
Furthermore, the mining explosion-proof and intrinsic safety type control box is electrically connected with the alarm display device.
Further, the controller is also electrically connected with the belt conveyer and the coal feeder.
Furthermore, the mining intrinsic safety type radar level sensor is developed by adopting the technical principle of a frequency modulation continuous wave radar.
The beneficial effects of the utility model
The mining intrinsic safety type radar level sensor is arranged at the top of the coal bunker and connected with the mining explosion-proof and intrinsic safety type control box, so that the coal level of the coal bunker can be detected, the belt conveying device and the coal feeder are controlled to operate according to the coal level of the coal bunker, and the situation of full or empty coal bunker is avoided.
Drawings
FIG. 1 is a diagram of a structure of a measurement system according to an embodiment of the present invention;
FIG. 2 is a connection diagram of a measurement system according to an embodiment of the present invention;
1, a mining intrinsic safety type radar level sensor; 2. a coal bunker; 3. an upper opening of the coal bunker; 4. a coal bunker lower opening; 5. a belt conveyor; 6. a coal feeder.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings and examples.
It should be noted that the following detailed description is intended to provide further explanation of the invention. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the invention. As used herein, the singular forms "a", "an", and "the" are intended to include the plural forms as well, unless the present invention expressly state otherwise, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of features, steps, operations, devices, components, and/or combinations thereof;
for convenience of description, the words "upper", "lower", "left" and "right" in the present invention, if any, merely indicate that the directions of movement of the device or element are consistent with those of the drawings, and do not limit the structure, but merely facilitate the description of the invention and simplify the description, rather than indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the invention.
The term interpretation section: the terms "mounting", "connecting", "fixing" and the like in the present invention should be understood in a broad sense, for example, they may be fixed or detachable or integrated; the two elements may be connected mechanically, electrically, directly or indirectly through an intermediate medium, or connected internally or in an interaction relationship, and those skilled in the art can understand the specific meaning of the terms in the present application according to the specific situation.
The utility model discloses a typical embodiment, as shown in fig. 1-fig. 2, a bunker coal level measurement system, including mining ann's type radar level sensor 1, mining flame proof and ann's type control box and bunker coal level monitored control system, mining ann's type radar level sensor 1 sets up at 2 tops of bunker, can real-time detection bunker coal level, mining ann's type radar level sensor 1 and bunker coal level monitored control system all are connected with mining flame proof and ann's type control box, can look over the coal bunker coal level condition in the pit in real time through bunker coal level monitored control system.
The mining explosion-proof and intrinsic safety type control box comprises an upper computer and a controller, wherein the upper computer is in communication connection with the controller, and configuration software is preassembled on the upper computer.
The controller adopts an SLAMATICS 7-1200 Programmable Logic Controller (PLC), coal level analog signals of the mining intrinsic safety type radar level sensor 1 are input to an analog quantity input end of the PLC, a communication module of the PLC is connected to a coal bunker coal level monitoring system, an upper computer configuration picture is used for monitoring the whole production process, and a corresponding function key on the upper computer is used for controlling the site.
The mining intrinsic safety type radar level sensor 1 is developed by adopting the technical principle of a Frequency Modulation Continuous Wave (FMCW) radar, and a transmitter arranged on the mining intrinsic safety type radar level sensor can transmit microwaves to the surface of a medium and continuously modulate the frequency. Meanwhile, the receiver arranged on the coal bunker continuously receives, and the radar ranging value can be calculated according to the fact that the frequency difference between the transmitter and the receiver is in direct proportion to the distance from the transmitter to the material, so that the coal bunker coal level can be confirmed.
The mining intrinsic safety type radar level sensor can be reliably installed and measured in a complex environment, has good adaptability and interference resistance in a high-dust and high-water-vapor environment, has a microwave emission angle of 1.7 degrees, and can accurately measure coal level data of a coal bunker compared with the conventional level sensor.
The configuration software adopts WinCC monitoring software specially designed for the SLAMATIC S7 component, can monitor, display, control, alarm and other operations on the coal bunker coal level state data through a configuration picture, can display the real-time state of the coal bunker coal level and the running states of the belt conveyer 5 at the upper port 3 of the coal bunker and the coal feeder 6 at the lower port 4 of the coal bunker through simulation animation, can accurately display the numerical value of the coal bunker coal level, and can arbitrarily set the alarm coal level and the locking shutdown coal level through a human-computer configuration interface.
The configuration software detects the coal level of the coal bunker in real time according to distance data detected by the mining intrinsic safety type radar level sensor 1, meanwhile, alarm display devices are arranged at the upper opening 3 and the lower opening 4 of the coal bunker, and the upper computer is connected with the alarm display devices through the controller, so that early warning is carried out when the coal level of the coal bunker is at a low coal level or a high coal level, and an operator at the upper opening 3 or the lower opening 4 of the coal bunker can be prompted to operate related equipment as required.
Specifically, when the coal level of the coal bunker is at the low coal level, the upper computer sends out an early warning signal to the lower coal bunker opening 4, and an alarm display device positioned at the lower coal bunker opening 4 prompts an operator of the coal feeder 6 positioned at the lower coal bunker opening 4 to timely close the coal feeder 6 at the lower coal bunker opening 4, so that the coal bunker is prevented from being emptied; when the coal level of the coal bunker is at a high coal level, the upper computer sends out an early warning signal to the upper opening 3 of the coal bunker, and the alarm display device positioned at the upper opening 3 of the coal bunker prompts an operator of the belt conveying device 5 positioned at the upper opening 3 of the coal bunker to timely close the equipment, so that the coal bunker is prevented from being full.
Meanwhile, the belt conveying device 5 at the upper coal bunker opening 3 and the coal feeder 6 at the lower coal bunker opening 4 are also connected with the controller, and when the configuration software sends out an early warning signal and an operator does not operate related equipment timely according to requirements, the upper computer can forcibly control the corresponding equipment through the controller according to the set lowest coal level and highest coal level when the coal bunker reaches the lowest coal level or the highest coal level.
Specifically, when the coal level of the coal bunker reaches the lowest coal level, the upper computer stops the coal feeder 6 at the lower opening 4 of the coal bunker through the controller; when the coal level of the coal bunker reaches the highest coal level, the upper computer controls the belt conveying device 5 of the upper opening 3 of the coal bunker to stop through the controller.
Meanwhile, the configuration software has a network real-time monitoring access function, the whole configuration picture data can be transmitted through a mining looped network through the Ethernet, and any computer in the network can acquire the coal bunker level and modify the alarm coal level in real time through the configuration software.
The above description is only a preferred embodiment of the present disclosure and is not intended to limit the present disclosure, and various modifications and changes may be made to the present disclosure by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present disclosure should be included in the protection scope of the present disclosure.
Claims (10)
1. The coal bunker coal level measuring system is characterized by comprising a mining intrinsic safety type radar level sensor, a mining flame-proof and intrinsic safety type control box and a coal bunker coal level monitoring system, wherein the mining intrinsic safety type radar level sensor and the coal bunker coal level monitoring system are connected with the mining flame-proof and intrinsic safety type control box.
2. A coal bunker coal level measurement system as claimed in claim 1 wherein said mine intrinsically safe radar level sensor is located at the top of the coal bunker.
3. The coal bunker coal level measuring system of claim 1, wherein the mining flameproof and intrinsically safe control box comprises an upper computer and a controller, and the upper computer is in communication connection with the controller.
4. A coal bunker level measuring system as defined in claim 3 wherein the controller is a SLMATICS7-1200 programmable controller.
5. A coal bunker coal level measuring system as claimed in claim 3 wherein the coal level analog signal of the mining intrinsically safe radar level sensor is input to the analog input of the controller and is accessed to the coal bunker coal level monitoring system through the communication module of the controller.
6. The system of claim 3, wherein the upper computer is preloaded with configuration software, and the configuration software adopts WinCC monitoring software.
7. A coal bunker coal level measuring system as claimed in claim 1 wherein both the upper coal bunker port and the lower coal bunker port are provided with alarm display means for displaying alarm information.
8. A coal bunker level measuring system as claimed in claim 7 wherein said alarm display means is connected to the controller.
9. A coal bunker level measuring system as defined in claim 8 wherein the controller is further electrically connected to the belt conveyor and the coal feeder.
10. A coal bunker level measuring system as claimed in claim 1 wherein said mine intrinsically safe radar level sensor is developed using frequency modulated continuous wave radar technology.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222466493.0U CN218213846U (en) | 2022-09-16 | 2022-09-16 | Coal bunker coal level measuring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222466493.0U CN218213846U (en) | 2022-09-16 | 2022-09-16 | Coal bunker coal level measuring system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218213846U true CN218213846U (en) | 2023-01-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222466493.0U Active CN218213846U (en) | 2022-09-16 | 2022-09-16 | Coal bunker coal level measuring system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218213846U (en) |
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2022
- 2022-09-16 CN CN202222466493.0U patent/CN218213846U/en active Active
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