CN217787652U - Hydraulic support sensing control system based on ultra wide band communication - Google Patents
Hydraulic support sensing control system based on ultra wide band communication Download PDFInfo
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- CN217787652U CN217787652U CN202222655912.5U CN202222655912U CN217787652U CN 217787652 U CN217787652 U CN 217787652U CN 202222655912 U CN202222655912 U CN 202222655912U CN 217787652 U CN217787652 U CN 217787652U
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Abstract
The utility model provides a hydraulic support sensing control system based on ultra wide band communication, which belongs to the technical field of hydraulic support sensing control; the technical problem to be solved is as follows: the improvement of the hardware structure of the hydraulic bracket sensing control system based on ultra-wideband communication is provided; the technical scheme for solving the technical problem is as follows: the intelligent control system comprises a plurality of functional sensors arranged on a hydraulic support, an upper computer arranged in a control room and a wireless acquisition device arranged on one side of the hydraulic support, wherein the wireless acquisition device is packaged in a shell, a control circuit board is packaged in the shell, a microcontroller is integrated on the control circuit board, the microcontroller is respectively connected with a power supply module, a UWB (ultra wide band) communication module and a data acquisition port module through wires, the UWB communication module is wirelessly connected with the upper computer through a wireless network, and the data acquisition port module is connected with each functional sensor through a wire; the utility model discloses be applied to hydraulic support sensing control place.
Description
Technical Field
The utility model relates to a hydraulic support sensing control system based on ultra wide band communication belongs to hydraulic support sensing control technical field.
Background
When an automatic control system is installed in a coal mine underground, sensor acquisition data is set at a corresponding position of a hydraulic support and used as a reference basis for a controller to execute operation, but the currently installed sensor transmits analog signals based on a cable of wired signals, and the signals acquired by the sensor are easily interfered in the long-distance transmission process, so that the received data are distorted, and the action monitoring condition of the on-site hydraulic support cannot be accurately reflected; in addition, due to the complex underground installation environment, the arrangement of the sensors is also limited when wiring is performed, a large amount of manpower and time are consumed for installing one wired sensing control system due to the influence of space, and cables for connecting the sensors are easily extruded by large-scale equipment such as a bracket and the like in the use process, so that the deformation and damage are caused, and the sensors cannot normally work.
To above-mentioned problem, also at present gradually use wireless sensor to replace wired sensor and install and arrange, the wireless sensor type that provides on the market at present is comparatively single, reforms transform current wireless collection system, also can only realize specific type's sensing data acquisition, and it is poor to carry out conventional wireless signal transmission effect in the pit, and signal transmission speed is slow, signal loss is serious, can not realize the real-time dynamic adjustment to hydraulic support.
SUMMERY OF THE UTILITY MODEL
The utility model discloses an overcome not enough that exist among the prior art, the technical problem that solve is: the improvement of the hardware structure of the hydraulic bracket sensing control system based on ultra-wideband communication is provided.
In order to solve the technical problem, the utility model discloses a technical scheme be: the utility model provides a hydraulic support sensing control system based on ultra wide band communication, is including setting up a plurality of function sensor on hydraulic support, setting up host computer in the control room, setting up the wireless collection system in hydraulic support one side, wireless collection system encapsulates in the casing, the inside packaging of casing has control circuit board, the last integration of control circuit board has microcontroller, still is provided with power module, UWB communication module, data acquisition port module on microcontroller's peripheral circuit, microcontroller passes through the wire and links to each other with power module, UWB communication module, data acquisition port module respectively, UWB communication module passes through wireless network and host computer wireless connection, data acquisition port module passes through the wire and links to each other with each function sensor.
The data acquisition port module comprises an IO acquisition port, an ADC acquisition port and an RS485 data acquisition port.
A battery pack, a charging module, a power supply module, a boosting module and a voltage control module are arranged in the power supply module;
the microcontroller is connected with the charging debugging port module through a lead, the charging debugging port module is connected with the charging module through a lead, the output end of the charging module is connected with the battery pack, the output end of the battery pack is connected with the power supply module, and the output end of the power supply module is connected with the voltage control module through the boosting module;
and the control end of the microcontroller is connected with the voltage control module through a wire.
The microcontroller is also connected with a signal lamp and an alarm buzzer through a lead.
The control chip used in the microcontroller is an STM32G0 series chip;
the communication chip used in the UWB communication module is DW1000 series chip.
The utility model discloses beneficial effect for prior art possesses does: the utility model discloses signal acquisition and transmission defect to present hydraulic support sensor in the pit, a control system based on ultra wide band communication function is proposed, control parameter to the real-time collection of hydraulic support sensor sends to wireless collection system through the ultra wide band network in real time, the controller that uses STM32G0 series among the control system realizes the receipt to the signal with DW1000 ultra wide band communication module, and upload the signal after will handling to the host computer in real time, realize the real time monitoring to hydraulic support control state, whole control process is based on realize stable wireless transmission to the signal in the pit, the reliability of communication in the pit has effectively been improved.
Drawings
The present invention will be further explained with reference to the accompanying drawings:
fig. 1 is a schematic diagram of the circuit structure of the present invention;
fig. 2 is a schematic diagram of a circuit structure of the power module of the present invention.
Detailed Description
As shown in fig. 1, the utility model provides a hydraulic support sensing control system based on ultra wide band communication, including setting up a plurality of function sensor on hydraulic support, setting up host computer in the control room, setting up the wireless collection device in hydraulic support one side, wireless collection device encapsulates in the casing, the inside control circuit board that is packaged with of casing, the last integration of control circuit board has microcontroller, still is provided with power module, UWB communication module, data acquisition port module on microcontroller's peripheral circuit, microcontroller passes through the wire and links to each other with power module, UWB communication module, data acquisition port module respectively, UWB communication module passes through wireless network and host computer wireless connection, data acquisition port module passes through the wire and links to each other with each function sensor.
The data acquisition port module comprises an IO acquisition port, an ADC acquisition port and an RS485 data acquisition port.
As shown in fig. 2, a battery pack, a charging module, a power supply module, a boosting module and a voltage control module are arranged in the power supply module;
the microcontroller is connected with the charging debugging port module through a lead, the charging debugging port module is connected with the charging module through a lead, the output end of the charging module is connected with the battery pack, the output end of the battery pack is connected with the power supply module, and the output end of the power supply module is connected with the voltage control module through the boosting module;
and the control end of the microcontroller is connected with the voltage control module through a wire.
The utility model discloses a realize the wireless data communication of downhole rapid stabilization, select to develop one kind and use the wireless collection module of microprocessor's sensor signal as the core, mainly by microcontroller MCU in the aspect of whole wireless collection module's the hardware, UWB ultra wide band communication module, 485 serial communication chip and some necessary peripheral circuits constitute, the utility model discloses the MCU of chooseing for use is STM32G0 series chip of ideological semiconductor, and the performance is high-efficient stable, simple structure, belongs to ultralow power consumption microcontroller, and the UWB communication module of chooseing for use is the DW1000 chip of DecaWave company production, is a section and accords with the complete integrated low-power consumption wireless transceiver of IEEE802.15.4-2011 ultra wide band standard.
The utility model discloses a wireless communication function for realizing the data in pit, wireless acquisition module has adopted chargeable battery package as the power source for wireless acquisition module's continuous operation time can exceed 6 months, and the internal battery can be charged through the mode of disposing the external power supply of charging module or wireless charging; in order to compatibly connect various sensors with different functions, the wireless acquisition module is provided with four external ports in total, wherein one port is used for charging a device battery and configuring working parameters of the wireless acquisition module, and the other three ports are used for connecting external sensors; in the aspect of setting parameters of the wireless acquisition module, the module needs to be wirelessly connected with an upper computer through a configuration port before being used, the wireless acquisition module is configured through a configuration protocol, and configuration information mainly comprises the type of an external sensor, an acquisition period, a sensor query protocol, a sensor hooking port and the like.
The utility model discloses a further reduce the consumption, prolong wireless collection system's duration, the independent power supply has all been configured to every sensor port, after wireless collection system has successfully configured the parameter, the power supply of corresponding port will be opened to the port after reacing the sampling cycle time, after the data of sensor has been gathered, wireless collection system sends the data of gathering to the UWB basic station nearby and cuts off the port power supply through built-in UWB communication module, the UWB basic station receives the message after with data pass through wireless network and upload to the host computer and carry out unified processing; if the sensor is a serial port type sensor, the acquisition module sends a corresponding query command, and after the sensor replies a message, the acquired data is sent to the UWB base station and the power supply of a port is cut off; for the working data collected by the sensors, the upper computer can perform statistical analysis, compares the working data with a preset working threshold value, checks whether each sensor works stably and normally, sends error information to an underground base station if the abnormal data of the sensors are detected, sends the information to a wireless collection device through the underground base station, and performs sound and light alarm through a signal lamp and a buzzer which are externally connected with the device.
Further, the utility model discloses a wireless collection system supports the sensor of connection and mainly divide into three kinds: RS485 sensor, analog sensor, switch sensor;
wherein RS485 sensor includes: tilt angle sensors, laser sensors, mining height sensors, etc.;
the analog quantity sensor includes: pressure sensors, travel sensors, etc.;
when specifically setting up, two signal lamps of wireless collection device external configuration can be used for indicating the operating condition of module if: standby mode, working mode, sleep mode and battery power condition; the utility model provides an each adaptation terminal application scene is for the colliery combine to adopt work, combine methane and coal dust explosion places such as tunnelling working face, and the mining essence safety type is selected to the flame proof form.
Furthermore, the electronic components selected by the utility model comprise a microcontroller STM32G0, a 485IC interface chip and a DW1000 module, and the UWB module is carried, so that the self-positioning function is achieved, after the wireless acquisition module acquires the sensor data, the data can be sent to a nearby base station, and a target base station during communication can be flexibly selected according to the position; the utility model provides a perfect communication protocol, cooperation host computer software can successfully show and dispose corresponding working parameter, can the operating condition of real-time detection hydraulic support sensor, will report wrong data real-time feedback back wireless collection system when the sensor breaks down, carries out audible and visual alarm, makes the utility model discloses the reliability degree of operation is high, the operation is stable, the maintenance is simple.
Furthermore, in the aspect of hardware composition, the wireless signal acquisition device mainly comprises a microcontroller core circuit, a charging module, a battery pack battery protection board, a power supply module, a boosting module, a voltage control module, a UWB communication module, a wake-up module, an RS485-1 communication module, an RS485-2 communication module, an ADC acquisition port module, an IO acquisition port module and a charging debugging port module, wherein the circuit modules are uniformly packaged by a shell; the charging debugging port module and the charging module are combined and used for charging a battery pack of the wireless acquisition device, and the microcontroller acquires charging current through the ADC acquisition port so as to monitor whether charging is completed or not.
The power supply module, the boosting module and the voltage control module are combined with the microcontroller to realize control of power switches of the IO acquisition port, the ADC acquisition port and the RS485-2 data acquisition port; the wake-up module is used for generating an external excitation signal so as to be used as a basis for the microcontroller to judge whether the whole sensor needs to enter a standby mode or not or whether the sensor needs to be woken up from the standby mode or not; the UWB communication module is responsible for communicating with the base station, and when the microcontroller has a message to be sent or the base station sends the message to the acquisition module, the sent data or the received data is transmitted to the UWB communication module through the SPI interface; and the RS485-2 communication, the ADC acquisition port and the IO acquisition port are mainly responsible for providing a physical interface for communication between the microcontroller and the sensor.
Further, the utility model discloses in the aspect of hardware function's configuration, adopt to awaken up the entering and withdraw from of interrupt responsible for handling wireless acquisition module standby mode, when acquisition module is in operating condition, awaken up and interrupt corresponding pin and be in outside interrupt mode, after having received an external excitation signal, the module will configure this pin for WEAKUP state, and enter standby mode, when acquisition module is in standby condition, awaken up and interrupt corresponding pin and be in WEAKUP state, after receiving an external excitation signal, the module will be awaken up from standby mode and get into normal operating condition, and will awaken up and interrupt corresponding pin configuration to outside interrupt mode in the starting-up process.
The utility model provides a serial ports debugging of hardware is mainly responsible for and basic station and host computer communicate, a system parameter for among the configuration collection module, serial ports data acquisition thread, switching value acquisition thread and analog quantity acquisition thread are mainly responsible for gathering the operation to the parameter value of sensor, and the core thread of microcontroller is sent to the mode that the message that will receive passes through the message queue, after the core thread carries out analysis processes to the message that receives, UWB communication module is sent to the rethread queue, send the message that comes with microcontroller once more, and the core that sends microcontroller to the message that returns the basic station through the message queue handles the thread.
About the utility model discloses what the specific structure need explain, the utility model discloses a each part module connection relation each other is definite, realizable, except that the special explanation in the embodiment, its specific connection relation can bring corresponding technological effect to based on do not rely on under the prerequisite of corresponding software program execution, solve the utility model provides a technical problem, the utility model provides a model, the module of component, specific components and parts, mutual connected mode and, conventional use method, the predictable technological effect brought by above-mentioned technical characteristics all belong to the patent that technical staff can acquire before the application day, periodical papers, technical manual, technical dictionary, the repeated description in the textbook disclosed content, or belong to prior art such as the conventional technique in this field, common general knowledge, need not for the technical scheme that the present case provided is clear, complete, realizable, and can reproduce or obtain corresponding entity product according to this technical means.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications or substitutions do not depart from the scope of the invention in its corresponding aspects.
Claims (5)
1. The utility model provides a hydraulic support sensing control system based on ultra wide band communication, is including setting up a plurality of function sensor on hydraulic support, setting up host computer in the control room, setting up the wireless collection system in hydraulic support one side, its characterized in that: wireless collection system encapsulates in the casing, the inside control circuit board that is packaged with of casing, the last integration of control circuit board has microcontroller, still is provided with power module, UWB communication module, data acquisition port module on microcontroller's peripheral circuit, microcontroller passes through the wire and links to each other with power module, UWB communication module, data acquisition port module respectively, UWB communication module passes through wireless network and host computer wireless connection, data acquisition port module passes through the wire and links to each other with each function sensor.
2. The hydraulic bracket sensing control system based on the ultra-wideband communication is characterized in that: the data acquisition port module comprises an IO acquisition port, an ADC acquisition port and an RS485 data acquisition port.
3. The hydraulic bracket sensing control system based on the ultra-wideband communication is characterized in that: a battery pack, a charging module, a power supply module, a boosting module and a voltage control module are arranged in the power supply module;
the microcontroller is connected with the charging debugging port module through a lead, the charging debugging port module is connected with the charging module through a lead, the output end of the charging module is connected with the battery pack, the output end of the battery pack is connected with the power supply module, and the output end of the power supply module is connected with the voltage control module through the boosting module;
and the control end of the microcontroller is connected with the voltage control module through a lead.
4. The hydraulic bracket sensing control system based on the ultra-wideband communication is characterized in that: the microcontroller is also connected with a signal lamp and an alarm buzzer through a lead.
5. The hydraulic bracket sensing control system based on the ultra-wideband communication is characterized in that: the control chip used in the microcontroller is an STM32G0 series chip;
the communication chip used in the UWB communication module is a DW1000 series chip.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222655912.5U CN217787652U (en) | 2022-10-10 | 2022-10-10 | Hydraulic support sensing control system based on ultra wide band communication |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202222655912.5U CN217787652U (en) | 2022-10-10 | 2022-10-10 | Hydraulic support sensing control system based on ultra wide band communication |
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| CN217787652U true CN217787652U (en) | 2022-11-11 |
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| CN202222655912.5U Active CN217787652U (en) | 2022-10-10 | 2022-10-10 | Hydraulic support sensing control system based on ultra wide band communication |
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