CN203615991U - Novel mining intrinsic-safety type wireless ultrasonic coal-piling sensor - Google Patents
Novel mining intrinsic-safety type wireless ultrasonic coal-piling sensor Download PDFInfo
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- CN203615991U CN203615991U CN201320725819.5U CN201320725819U CN203615991U CN 203615991 U CN203615991 U CN 203615991U CN 201320725819 U CN201320725819 U CN 201320725819U CN 203615991 U CN203615991 U CN 203615991U
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Abstract
The utility model relates to a novel mining intrinsic-safety type wireless ultrasonic coal-piling sensor, which is technically characterized by comprising an ultrasonic resonance-frequency conditioning circuit, an ultrasonic-echo receiving processing circuit, a single-chip microcomputer processing circuit, a battery and a wireless transmitting device, wherein the battery is connected with each module and is used for supplying a working power supply, the single-chip microcomputer processing circuit is connected with the ultrasonic resonance-frequency conditioning circuit and the ultrasonic-echo receiving processing circuit to realize an ultrasonic distance-measuring function, the single-chip microcomputer processing circuit is connected with the wireless transmitting device, and sensor data are uploaded to a receiving base station by the wireless transmitting device. According to the novel mining intrinsic-safety type wireless ultrasonic coal-piling sensor, a non-contact sensing detecting technology is realized by utilizing ultrasonic distance-measuring and wireless-communication technologies, so that the real-time performance of underground monitoring is greatly improved, early warning is carried out in advance, the coal-piling risks of a belt-conveyor head are furthest reduced, the dispatching emergency-processing speed during underground emergency situations is increased, and the preliminary judging time of dangerous situations is shortened.
Description
Technical field
The utility model belongs to sensor technical field, especially a kind of new type mining intrinsic safety type wireless ultrasound wave coal piling sensor.
Background technology
In coal mine fortune coal process, often dump installation of sensors need to be carried out on ribbon conveyer to the detection of coal position height.Existing coal piling sensor adopts contact coal piling sensor conventionally, the problem of its existence is that detection speed is slow, precision is low and easily damages, be difficult to meet that producing coal mechanization degree is high, the large occasion of producing coal amount in the unit interval, once especially when belt conveyer head coal piling, its difficult treatment, so that the normal production of impact.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, provide that a kind of detection speed is fast, precision is high and non-damageable new type mining intrinsic safety type wireless ultrasound wave coal piling sensor, solved contact-sensing technology due to Mine Dust environmental disutility or misoperation problem.
The utility model solves existing technical matters and takes following technical scheme to realize:
A kind of new type mining intrinsic safety type wireless ultrasound wave coal piling sensor, comprise ultrasonic resonator frequency modulate circuit, ultrasonic echo receiving processing circuit, single-chip microcomputer treatment circuit, battery and wireless launcher, battery is connected working power is provided with modules, single-chip microcomputer treatment circuit is connected and realizes ultrasonic distance measurement function with ultrasonic resonator frequency modulate circuit, ultrasonic echo receiving processing circuit, described single-chip microcomputer treatment circuit is connected with wireless launcher, uploads sensing data by wireless launcher to receiving base station.
And described single-chip microcomputer treatment circuit is connected and composed by single-chip microcomputer and peripheral circuit thereof, this peripheral circuit comprises crystal oscillator load module, phaselocked loop peripheral circuit, reset circuit, demonstration and playback circuit and power-switching circuit.
And described ultrasonic resonator frequency modulate circuit is connected and composed by CD4059 chip and peripheral circuit thereof, ripple signal is nursed one's health and produced to the square-wave signal of the 40Hz that this circuit produces single-chip microcomputer.
And described ultrasonic echo receiving processing circuit is connected and composed by prime NE5532 amplifier circuit and rear class LM311 comparator circuit.
And described wireless launcher is by driving chip and antenna part to form, it adopts Wifi or bluetooth mode and reception base station to communicate.
And described wireless launcher is uploaded sensing data employing 2.4G wireless frequency to receiving base station.
Advantage of the present utility model and good effect are:
1, the utility model utilizes ultrasonic ranging and wireless communication technology to realize contactless sensing detection technology, greatly improve the real-time of downhole monitoring, carry out in advance early warning, and reduce to the full extent the coal piling risk of belt conveyer head, improve down-hole emergency situations scheduling emergency processing speed, and improve the unsafe condition anticipation break time.
2, the utility model is by being less than coal within the scope of 1.5m by belt conveyer head or reprinting head under voice and display mode prompting coal mine.
3, the utility model uses wireless mode and carries out data transmission by receiving base station and main control equipment, can automatically identify seamless switching transmission in real time.
4, the utility model is reasonable in design, be applied under coal mine on belt overlap joint or elevating conveyor head apparatus, solve contact-sensing technology due to Mine Dust environmental disutility or misoperation problem, in the time of the reception base station of belt conveyer head or tail sufficient amount, can realize full Mine Monitoring function, meet the needs of the automatic monitoring of coal mine fortune coal.
Accompanying drawing explanation
Fig. 1 is circuit block diagram of the present utility model.
Embodiment
Below in conjunction with accompanying drawing, the utility model embodiment is further described.
A kind of new type mining intrinsic safety type wireless ultrasound wave coal piling sensor, as shown in Fig. 1 dotted line frame, comprise ultrasonic resonator frequency modulate circuit, ultrasonic echo receiving processing circuit, single-chip microcomputer treatment circuit, battery and wireless launcher, battery is connected working power is provided with modules, single-chip microcomputer treatment circuit is connected and realizes ultrasonic distance measurement function with ultrasonic resonator frequency modulate circuit, ultrasonic echo receiving processing circuit, and the ultrasonic frequency of this single-chip microcomputer treatment circuit output is 40Hz.Described single-chip microcomputer treatment circuit is connected with wireless launcher, uploads sensing data by wireless launcher to receiving base station, between this wireless launcher and reception base station, adopts the communication frequency of 2.4GHz to communicate.Below various piece of the present utility model is described respectively:
Ultrasonic resonator frequency modulate circuit is made up of CD4059 chip and peripheral circuit thereof, and the square-wave signal of the 40Hz that this circuit can produce single-chip microcomputer is nursed one's health, thereby produces resonance transmitting generation ripple signal.
Ultrasonic echo receiving processing circuit comprises prime NE5532 amplifier circuit and rear class LM311 comparator circuit.Front stage circuits adopts NE5532 to form 10000 times of amplifiers, amplifies to received signal; Rear class adopts LM311 comparer to adjust to received signal, and the pin place that comparative voltage is LM311, can select different comparative voltages to select different distance measurement modes by wire jumper.This sensor can adopt multiple distance measurement mode, can select short distance measurement pattern, middle apart from measurement pattern or apart from adjustable mode by distance measurement mode wire jumper.And for first two measurement pattern, provide the example program of different parameters, when wire jumper is selected different patterns, select corresponding program to measure.
Wireless launcher is by driving chip and antenna part to form, and its wireless communication frequency is 2.4GHz, adopts Wifi node mode to communicate, and can select with blue tooth interface simultaneously.
Single-chip microcomputer treatment circuit comprises single-chip microcomputer and peripheral circuit thereof, and this peripheral circuit comprises crystal oscillator load module (OSC), phaselocked loop peripheral circuit (PLL), reset circuit (RESET), demonstration and playback circuit (DAC), power-switching circuit (DC/DC).Single-chip microcomputer treatment circuit is connected with ultrasonic resonator frequency modulate circuit, ultrasonic echo receiving processing circuit and wireless launcher and realizes the corresponding function of controlling.
The utility model is connected and can forms Mine-used I. S wireless ultrasonic coal piling sensing system with reception base station, main control equipment, as shown in Fig. 1 dotted line frame outside, this sensor communicates with receiving base station by Wifi wireless mode, and this reception base station is connected with main control equipment by Ethernet with main control equipment.In this system, receiving base station is made up of antenna, receiving chip and ethernet module, watch-dog is made up of PC main frame and display section, receive base station and adopt 2.4G frequency range, Wifi focus pattern, and select with blue tooth interface, add optical fiber interface and Ethernet interface can adopt multiple interfaces pattern to be connected in monitor network simultaneously.Receive base station and be arranged on the diverse location under mine, for gathering the data of wireless ultrasonic coal piling sensor.Main control equipment is made up of computing machine and display device that monitoring software is installed, Ethernet card is installed in computing machine and is connected in monitor network, by receiving the data of wireless ultrasonic coal piling sensor and processing and show monitoring result by display device by monitoring software.
The utility model is arranged under coal mine on belt overlap joint or elevating conveyor head apparatus, coal piling sensor utilizes ultrasonic signal to detect belt overlap joint or reprints the coal position height of head, go forward side by side line number according to the show, the mode that gives warning in advance or stop, to prevent belt conveyer head coal piling, this device passes through powered battery.In addition; the mode processing of early warning or parking, is transmitted into base station by the wireless launcher in coal piling sensor, uses the transmission network that receives base station to be uploaded in main control equipment; main control equipment is by receiving wireless signal, under send instructions and whether shut down or early warning to belt feeder etc.
It is emphasized that; embodiment described in the utility model is illustrative; rather than determinate; therefore the utility model comprises and is not limited to the embodiment described in embodiment; every other embodiments that drawn according to the technical solution of the utility model by those skilled in the art, belong to the scope that the utility model is protected equally.
Claims (6)
1. a new type mining intrinsic safety type wireless ultrasound wave coal piling sensor, it is characterized in that: comprise ultrasonic resonator frequency modulate circuit, ultrasonic echo receiving processing circuit, single-chip microcomputer treatment circuit, battery and wireless launcher, battery is connected working power is provided with modules, single-chip microcomputer treatment circuit is connected and realizes ultrasonic distance measurement function with ultrasonic resonator frequency modulate circuit, ultrasonic echo receiving processing circuit, described single-chip microcomputer treatment circuit is connected with wireless launcher, uploads sensing data by wireless launcher to receiving base station.
2. new type mining intrinsic safety type wireless ultrasound wave coal piling sensor according to claim 1, it is characterized in that: described single-chip microcomputer treatment circuit is connected and composed by single-chip microcomputer and peripheral circuit thereof, this peripheral circuit comprises crystal oscillator load module, phaselocked loop peripheral circuit, reset circuit, demonstration and playback circuit and power-switching circuit.
3. new type mining intrinsic safety type wireless ultrasound wave coal piling sensor according to claim 1, it is characterized in that: described ultrasonic resonator frequency modulate circuit is connected and composed by CD4059 chip and peripheral circuit thereof, ripple signal is nursed one's health and produced to the square-wave signal of the 40Hz that this circuit produces single-chip microcomputer.
4. new type mining intrinsic safety type wireless ultrasound wave coal piling sensor according to claim 1, is characterized in that: described ultrasonic echo receiving processing circuit is connected and composed by prime NE5532 amplifier circuit and rear class LM311 comparator circuit.
5. new type mining intrinsic safety type wireless ultrasound wave coal piling sensor according to claim 1, is characterized in that: described wireless launcher is by driving chip and antenna part to form, and it adopts Wifi or bluetooth mode and reception base station to communicate.
6. according to the new type mining intrinsic safety type wireless ultrasound wave coal piling sensor described in claim 1 to 5 any one, it is characterized in that: described wireless launcher is uploaded sensing data employing 2.4G wireless frequency to receiving base station.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320725819.5U CN203615991U (en) | 2013-11-14 | 2013-11-14 | Novel mining intrinsic-safety type wireless ultrasonic coal-piling sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320725819.5U CN203615991U (en) | 2013-11-14 | 2013-11-14 | Novel mining intrinsic-safety type wireless ultrasonic coal-piling sensor |
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| Publication Number | Publication Date |
|---|---|
| CN203615991U true CN203615991U (en) | 2014-05-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320725819.5U Expired - Fee Related CN203615991U (en) | 2013-11-14 | 2013-11-14 | Novel mining intrinsic-safety type wireless ultrasonic coal-piling sensor |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108680921A (en) * | 2018-03-09 | 2018-10-19 | 江苏师范大学 | Belt feeder carrys out coal signal generating apparatus |
-
2013
- 2013-11-14 CN CN201320725819.5U patent/CN203615991U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108680921A (en) * | 2018-03-09 | 2018-10-19 | 江苏师范大学 | Belt feeder carrys out coal signal generating apparatus |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140528 Termination date: 20161114 |
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| CF01 | Termination of patent right due to non-payment of annual fee |