CN204389016U - A kind of coal mine equipment fault detect and several road that conducts electricity - Google Patents
A kind of coal mine equipment fault detect and several road that conducts electricity Download PDFInfo
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- CN204389016U CN204389016U CN201520070801.5U CN201520070801U CN204389016U CN 204389016 U CN204389016 U CN 204389016U CN 201520070801 U CN201520070801 U CN 201520070801U CN 204389016 U CN204389016 U CN 204389016U
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Abstract
The utility model discloses a kind of coal mine equipment fault detect and count the road that conducts electricity, comprise data collector, power circuit, FLASH data-carrier store and USB interface, power circuit comprises 9V supplying cell, the first voltage conversion circuit, the second voltage conversion circuit and three pin contact pins, the output terminal of the first voltage conversion circuit connects with the 1st pin of three pin contact pins, the input end of the second voltage conversion circuit is connected with the 2nd pin of three pin contact pins by power switch, and the VCC pin of USB interface connects with the 3rd pin of three pin contact pins; The input end of data collector is connected to button operation circuit, infrared temperature sensor and signal conditioning circuit, the input end of signal conditioning circuit is connected to coaxial socket, coaxial socket is connected with piezoelectric acceleration sensor, and the output terminal of data collector is connected to liquid crystal display circuit.The utility model structure is simple, and can lower the manpower and materials that coal mine equipment fault detect expends, functional reliability is high.
Description
Technical field
The utility model belongs to coal mine equipment security technology area, is specifically related to a kind of coal mine equipment fault detect and counts the road that conducts electricity.
Background technology
At coal industry, modern fully-mechanized mining equipment mechanization degree increases substantially along with the development of science and technology, therefore its production efficiency of Determines of running of equipment and product quality, causes producing interrupt once there is equipment failure or accident, very easily cause the significant consequences such as device damage, casualties.Therefore, the inspection of equipment, maintenance just become the key component of enterprise safety operation.But the equipment state point test examination instrument being specifically applied to coal mining enterprise at present is also not yet promoted, and only utilizes universe point test examination instrument to carry out spot check, the data of acquisition not accurately thus affect the status predication of equipment, may can bring certain potential safety hazard.And want to design the equipment state point test examination instrument realizing being specifically applied to coal mining enterprise, equipment failure in this kind of instrument detects and number conducts electricity, and road is crucial, equipment failure of the prior art detects and number conducts electricity, and road only can gather a kind of data message, function singleness, and circuit structure is complicated, cost is high, low in the functional reliability of underground coal mine, if adopt such equipment failure to detect and count the road that conducts electricity and make coal mine equipment spot check instrument, when needing the many kinds of parameters detecting coal mine equipment, when comprehensive evaluating is carried out to the running status of coal mine equipment, spot check personnel need in a spot check job, carry different instruments and operate, inconvenience is brought to the work of spot check personnel, and the manpower and materials expended are high.
Utility model content
Technical problem to be solved in the utility model is for above-mentioned deficiency of the prior art, a kind of coal mine equipment fault detect is provided and counts the road that conducts electricity, its structure is simple, realization is convenient and cost is low, uses simple operation, complete function, the manpower and materials that coal mine equipment fault detect expends can be lowered, job stability and reliability high, result of use is good, is convenient to promote the use of.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of coal mine equipment fault detect and several road that conducts electricity, it is characterized in that: comprise data collector and the power circuit for each electricity consumption module for power supply in circuit, and the FLASH data-carrier store to connect with data collector and the data for being received by data collector are transferred to the USB interface of host computer, described power circuit comprises the first voltage conversion circuit that 9V supplying cell and the+9V voltage transitions for being exported by 9V supplying cell are+5V voltage, and for the second voltage conversion circuit of by+5V voltage transitions being+3.3V voltage and on two pins wherein tie jumper cap with the three pin contact pins selecting 9V supplying cell to power or USB powers, the output terminal of described first voltage conversion circuit connects with the 1st pin of three pin contact pins, the input end of described second voltage conversion circuit is connected with the 2nd pin of three pin contact pins by power switch, the VCC pin of described USB interface connects with the 3rd pin of three pin contact pins, the input end of described data collector is connected to button operation circuit, for carrying out the infrared temperature sensor of non-contact detecting and the signal conditioning circuit for carrying out amplifying shaping conditioning to signal to the temperature of coal mine equipment, the input end of described signal conditioning circuit is connected to coaxial socket, described coaxial socket is connected with the piezoelectric acceleration sensor for detecting the vibration frequency of coal mine equipment, the output terminal of described data collector is connected to liquid crystal display circuit.
Above-mentioned a kind of coal mine equipment fault detect and several road that conducts electricity, it is characterized in that: described first voltage conversion circuit comprises chip LM2576HVT-5, polar capacitor C17, variable inductance L2 and schottky diode ZD1, 1st pin of described chip LM2576HVT-5 and the positive pole of polar capacitor C17 all connect with+9V the voltage output end of 9V supplying cell, 3rd pin of described chip LM2576HVT-5 and the equal ground connection of negative pole of the 5th pin and polar capacitor C17, 2nd pin of described chip LM2576HVT-5 connects with the negative electrode of schottky diode ZD1 and one end of variable inductance L2, the plus earth of described schottky diode ZD1, 4th pin of described chip LM2576HVT-5 and the other end of variable inductance L2 connect and are the output terminal of the first voltage conversion circuit.
Above-mentioned a kind of coal mine equipment fault detect and several road that conducts electricity, it is characterized in that: described second voltage conversion circuit comprises chip AS1117-3.3V, described power switch is switch S 1,3rd pin of described chip AS1117-3.3V is the input end of the second voltage conversion circuit, and by polar capacitor C19 in parallel and nonpolar electric capacity C18 ground connection; 2nd pin of described chip AS1117-3.3V is the+3.3V voltage output end of the second voltage conversion circuit, and by nonpolar electric capacity C20 and polar capacitor C21 ground connection; The 1st pin ground connection of described chip AS1117-3.3V.
Above-mentioned a kind of coal mine equipment fault detect and several road that conducts electricity, is characterized in that: described data collector is ARM microcontroller STM32F103RBT6.
Above-mentioned a kind of coal mine equipment fault detect and several road that conducts electricity, it is characterized in that: the D-pin of described USB interface is connected with the 44th pin of described ARM microcontroller STM32F103RBT6 by resistance R14, the D+ pin of described USB interface is connected with the 45th pin of described ARM microcontroller STM32F103RBT6 by resistance R15, and connected with+3.3V the voltage output end of the second voltage conversion circuit by resistance R16, the GND pin of described USB interface is by fuse F1 ground connection.
Above-mentioned a kind of coal mine equipment fault detect and several road that conducts electricity, it is characterized in that: described FLASH data-carrier store is chips W 25X16, 1st pin of described chips W 25X16 connects with the 20th pin of described ARM microcontroller STM32F103RBT6, 2nd pin of described chips W 25X16 connects with the 22nd pin of described ARM microcontroller STM32F103RBT6, 3rd pin of described chips W 25X16 connects with+3.3V the voltage output end of the second voltage conversion circuit, the 4th pin ground connection of described chips W 25X16, 5th pin of described chips W 25X16 connects with the 23rd pin of described ARM microcontroller STM32F103RBT6, 6th pin of described chips W 25X16 connects with the 21st pin of described ARM microcontroller STM32F103RBT6, 7th pin and the 8th pin of described chips W 25X16 all connect with+3.3V the voltage output end of the second voltage conversion circuit, and by nonpolar electric capacity C1 ground connection.
Above-mentioned a kind of coal mine equipment fault detect and several road that conducts electricity, it is characterized in that: described infrared temperature sensor is chip MLX90614,1st pin of described chip MLX90614 connects with the 59th pin of described ARM microcontroller STM32F103RBT6, and is connected with+3.3V the voltage output end of the second voltage conversion circuit by resistance R4; 2nd pin of described chip MLX90614 connects with the 58th pin of described ARM microcontroller STM32F103RBT6, and is connected with+3.3V the voltage output end of the second voltage conversion circuit by resistance R3; 3rd pin of described chip MLX90614 connects with+3.3V the voltage output end of the second voltage conversion circuit, and by nonpolar electric capacity C2 ground connection; The 4th pin ground connection of described chip MLX90614.
Above-mentioned a kind of coal mine equipment fault detect and several road that conducts electricity, it is characterized in that: described signal conditioning circuit comprises chip OPA337 and nonpolar electric capacity C26, described coaxial socket is socket P9, 4th pin of described chip OPA337 connects with one end of nonpolar electric capacity C26, the other end of described nonpolar electric capacity C26 is the input end of signal conditioning circuit and connects with the 1st pin of socket P9, the equal ground connection of 2nd ~ 5 pin of described socket P9, 5th pin of described chip OPA337 connects with+3.3V the voltage output end of the second voltage conversion circuit, and pass through resistance R22 and the resistance R23 ground connection of series connection, the 2nd pin ground connection of described chip OPA337, and connected with the link of resistance R22 and resistance R23 by nonpolar electric capacity C23,3rd pin of described chip OPA337 connects with the link of resistance R22 and resistance R23,1st pin of described chip OPA337 connects with the 15th pin of described ARM microcontroller STM32F103RBT6, the 1st pin of described chip OPA337 be connected to resistance R21 in parallel and nonpolar electric capacity C22 between the 4th pin.
Above-mentioned a kind of coal mine equipment fault detect and several road that conducts electricity, is characterized in that: described piezoelectric acceleration sensor is chip LC0103.
Above-mentioned a kind of coal mine equipment fault detect and several road that conducts electricity, it is characterized in that: described liquid crystal display circuit comprises the TFT-LCD color screen of 2.8 cun, 1st pin of described TFT-LCD color screen connects with the 17th pin of described ARM microcontroller STM32F103RBT6,2nd pin of described TFT-LCD color screen connects with the 41st pin of described ARM microcontroller STM32F103RBT6,3rd pin of described TFT-LCD color screen connects with the 42nd pin of described ARM microcontroller STM32F103RBT6,4th pin of described TFT-LCD color screen connects with the 43rd pin of described ARM microcontroller STM32F103RBT6,5th pin of described TFT-LCD color screen connects with the 7th pin of described ARM microcontroller STM32F103RBT6,6th ~ 9 pins of described TFT-LCD color screen are corresponding in turn to and connect with 8th ~ 11 pins of described ARM microcontroller STM32F103RBT6,10th pin of described TFT-LCD color screen and the 11st pin are corresponding in turn to and connect with the 24th pin of described ARM microcontroller STM32F103RBT6 and the 25th pin, 12nd ~ 15 pins of described TFT-LCD color screen are corresponding in turn to and connect with 37th ~ 40 pins of described ARM microcontroller STM32F103RBT6,16th ~ 18 pins of described TFT-LCD color screen are corresponding in turn to and connect with 51st ~ 53 pins of described ARM microcontroller STM32F103RBT6,19th ~ 21 pins of described TFT-LCD color screen are corresponding in turn to and connect with 2nd ~ 4 pins of described ARM microcontroller STM32F103RBT6,22nd pin of described TFT-LCD color screen, 26th pin and the equal ground connection of the 27th pin, 23rd pin of described TFT-LCD color screen connects with the 57th pin of described ARM microcontroller STM32F103RBT6,24th pin of described TFT-LCD color screen connects with+3.3V the voltage output end of the second voltage conversion circuit, and by nonpolar electric capacity C13 ground connection, 25th pin of described TFT-LCD color screen connects with+3.3V the voltage output end of the second voltage conversion circuit, 28th pin of described TFT-LCD color screen connects with the 2nd pin of three pin contact pins, and by nonpolar electric capacity C16 ground connection, 29th pin of described TFT-LCD color screen connects with the 22nd pin of described ARM microcontroller STM32F103RBT6,30th pin of described TFT-LCD color screen connects with the 23rd pin of described ARM microcontroller STM32F103RBT6,31st pin of described TFT-LCD color screen is connected with the 27th pin of described ARM microcontroller STM32F103RBT6 by the resistance R8 of series connection and resistance R7, the link of described resistance R8 and resistance R7 is by nonpolar electric capacity C15 ground connection, 33rd pin of described TFT-LCD color screen connects with the 26th pin of described ARM microcontroller STM32F103RBT6,34th pin of described TFT-LCD color screen connects with the 21st pin of described ARM microcontroller STM32F103RBT6.
The utility model compared with prior art has the following advantages:
1, the utility model structure is simple, and reasonable in design, volume is little, can be used in the coal mine equipment spot check instrument making hand-held, easy to carry and use.
2, realization of the present utility model is convenient and cost is low, uses simple operation.
3, the utility model can detect the temperature of coal mine equipment and vibration frequency simultaneously, contribute to the data that host computer detects according to the utility model and comprehensive evaluating is carried out to the running status of coal mine equipment, complete function, and the manpower and materials that can lower that coal mine equipment fault detect expends.
4, power circuit design of the present utility model is ingenious, can realize the conversion that supplying cell is powered and USB interface is powered, after the utility model is connected with host computer, can be powered by USB interface, contributes to life-span service time extending supplying cell.
5, job stability of the present utility model and reliability high, result of use is good, is convenient to promote the use of.
In sum, the utility model structure is simple, realizes convenient and cost is low, and use simple operation, complete function, can lower the manpower and materials that coal mine equipment fault detect expends, job stability and reliability high, result of use is good, is convenient to promote the use of.
Below by drawings and Examples, the technical solution of the utility model is described in further detail.
Accompanying drawing explanation
Fig. 1 is schematic block circuit diagram of the present utility model.
Fig. 2 is the circuit connecting relation schematic diagram of the utility model first voltage conversion circuit, the second voltage conversion circuit, three pin contact pins and USB interface.
Fig. 3 is the circuit theory diagrams of the utility model data collector.
Fig. 4 is the circuit theory diagrams of the utility model FLASH data-carrier store.
Fig. 5 is the circuit theory diagrams of the utility model infrared temperature sensor.
Fig. 6 is the circuit connecting relation schematic diagram of the utility model signal conditioning circuit and coaxial socket.
Fig. 7 is the circuit theory diagrams of the utility model liquid crystal display circuit.
Description of reference numerals:
1-data collector; 2-9V supplying cell; 3-FLASH data-carrier store;
4-USB interface; 5-the first voltage conversion circuit; 6-the second voltage conversion circuit;
7-three pin contact pins; 8-button operation circuit; 9-infrared temperature sensor;
10-signal conditioning circuit; 11-coaxial socket; 12-liquid crystal display circuit;
13-power switch; 14-piezoelectric acceleration sensor.
Embodiment
As shown in Figure 1, the utility model comprises data collector 1 and the power circuit for each electricity consumption module for power supply in circuit, and the FLASH data-carrier store 3 to connect with data collector 1 and the data for being received by data collector 1 are transferred to the USB interface 4 of host computer, described power circuit comprises the first voltage conversion circuit 5 that 9V supplying cell 2 and the+9V voltage transitions for being exported by 9V supplying cell 2 are+5V voltage, and for the second voltage conversion circuit 6 of by+5V voltage transitions being+3.3V voltage and on two pins wherein tie jumper cap with the three pin contact pins 7 selecting 9V supplying cell 2 to power or USB powers, the output terminal of described first voltage conversion circuit 5 connects with the 1st pin of three pin contact pins 7, the input end of described second voltage conversion circuit 6 is connected with the 2nd pin of three pin contact pins 7 by power switch 13, the VCC pin of described USB interface 4 connects with the 3rd pin of three pin contact pins 7, the input end of described data collector 1 is connected to button operation circuit 8, for carrying out the infrared temperature sensor 9 of non-contact detecting and the signal conditioning circuit 10 for carrying out amplifying shaping conditioning to signal to the temperature of coal mine equipment, the input end of described signal conditioning circuit 10 is connected to coaxial socket 11, described coaxial socket 11 is connected with the piezoelectric acceleration sensor 14 for detecting the vibration frequency of coal mine equipment, the output terminal of described data collector 1 is connected to liquid crystal display circuit 12.
As shown in Figure 2, in the present embodiment, described first voltage conversion circuit 5 comprises chip LM2576HVT-5, polar capacitor C17, variable inductance L2 and schottky diode ZD1, 1st pin of described chip LM2576HVT-5 and the positive pole of polar capacitor C17 all connect with+9V the voltage output end of 9V supplying cell 2, 3rd pin of described chip LM2576HVT-5 and the equal ground connection of negative pole of the 5th pin and polar capacitor C17, 2nd pin of described chip LM2576HVT-5 connects with the negative electrode of schottky diode ZD1 and one end of variable inductance L2, the plus earth of described schottky diode ZD1, 4th pin of described chip LM2576HVT-5 and the other end of variable inductance L2 connect and are the output terminal of the first voltage conversion circuit 5.During concrete enforcement, the model of described schottky diode ZD1 is SS14.
As shown in Figure 2, in the present embodiment, described second voltage conversion circuit 6 comprises chip AS1117-3.3V, described power switch 13 is switch S 1,3rd pin of described chip AS1117-3.3V is the input end of the second voltage conversion circuit 6, and by polar capacitor C19 in parallel and nonpolar electric capacity C18 ground connection; 2nd pin of described chip AS1117-3.3V is the+3.3V voltage output end of the second voltage conversion circuit 6, and by nonpolar electric capacity C20 and polar capacitor C21 ground connection; The 1st pin ground connection of described chip AS1117-3.3V.
As shown in Figure 3, in the present embodiment, described data collector 1 is ARM microcontroller STM32F103RBT6.
As shown in Figure 2, in the present embodiment, the D-pin of described USB interface 4 is connected with the 44th pin of described ARM microcontroller STM32F103RBT6 by resistance R14, the D+ pin of described USB interface 4 is connected with the 45th pin of described ARM microcontroller STM32F103RBT6 by resistance R15, and connected with+3.3V the voltage output end of the second voltage conversion circuit 6 by resistance R16, the GND pin of described USB interface 4 is by fuse F1 ground connection.
As shown in Figure 4, in the present embodiment, described FLASH data-carrier store 3 is chips W 25X16, 1st pin of described chips W 25X16 connects with the 20th pin of described ARM microcontroller STM32F103RBT6, 2nd pin of described chips W 25X16 connects with the 22nd pin of described ARM microcontroller STM32F103RBT6, 3rd pin of described chips W 25X16 connects with+3.3V the voltage output end of the second voltage conversion circuit 6, the 4th pin ground connection of described chips W 25X16, 5th pin of described chips W 25X16 connects with the 23rd pin of described ARM microcontroller STM32F103RBT6, 6th pin of described chips W 25X16 connects with the 21st pin of described ARM microcontroller STM32F103RBT6, 7th pin and the 8th pin of described chips W 25X16 all connect with+3.3V the voltage output end of the second voltage conversion circuit 6, and by nonpolar electric capacity C1 ground connection.
As shown in Figure 5, in the present embodiment, described infrared temperature sensor 9 is chip MLX90614, and the 1st pin of described chip MLX90614 connects with the 59th pin of described ARM microcontroller STM32F103RBT6, and is connected with+3.3V the voltage output end of the second voltage conversion circuit 6 by resistance R4; 2nd pin of described chip MLX90614 connects with the 58th pin of described ARM microcontroller STM32F103RBT6, and is connected with+3.3V the voltage output end of the second voltage conversion circuit 6 by resistance R3; 3rd pin of described chip MLX90614 connects with+3.3V the voltage output end of the second voltage conversion circuit 6, and by nonpolar electric capacity C2 ground connection; The 4th pin ground connection of described chip MLX90614.
As shown in Figure 6, in the present embodiment, described signal conditioning circuit 10 comprises chip OPA337 and nonpolar electric capacity C26, described coaxial socket 11 is socket P9, 4th pin of described chip OPA337 connects with one end of nonpolar electric capacity C26, the other end of described nonpolar electric capacity C26 is the input end of signal conditioning circuit 10 and connects with the 1st pin of socket P9, the equal ground connection of 2nd ~ 5 pin of described socket P9, 5th pin of described chip OPA337 connects with+3.3V the voltage output end of the second voltage conversion circuit 6, and pass through resistance R22 and the resistance R23 ground connection of series connection, the 2nd pin ground connection of described chip OPA337, and connected with the link of resistance R22 and resistance R23 by nonpolar electric capacity C23,3rd pin of described chip OPA337 connects with the link of resistance R22 and resistance R23,1st pin of described chip OPA337 connects with the 15th pin of described ARM microcontroller STM32F103RBT6, the 1st pin of described chip OPA337 be connected to resistance R21 in parallel and nonpolar electric capacity C22 between the 4th pin.
In the present embodiment, described piezoelectric acceleration sensor 14 is chip LC0103.
As shown in Figure 7, in the present embodiment, described liquid crystal display circuit 12 comprises the TFT-LCD color screen of 2.8 cun, 1st pin of described TFT-LCD color screen connects with the 17th pin of described ARM microcontroller STM32F103RBT6,2nd pin of described TFT-LCD color screen connects with the 41st pin of described ARM microcontroller STM32F103RBT6,3rd pin of described TFT-LCD color screen connects with the 42nd pin of described ARM microcontroller STM32F103RBT6,4th pin of described TFT-LCD color screen connects with the 43rd pin of described ARM microcontroller STM32F103RBT6,5th pin of described TFT-LCD color screen connects with the 7th pin of described ARM microcontroller STM32F103RBT6,6th ~ 9 pins of described TFT-LCD color screen are corresponding in turn to and connect with 8th ~ 11 pins of described ARM microcontroller STM32F103RBT6,10th pin of described TFT-LCD color screen and the 11st pin are corresponding in turn to and connect with the 24th pin of described ARM microcontroller STM32F103RBT6 and the 25th pin, 12nd ~ 15 pins of described TFT-LCD color screen are corresponding in turn to and connect with 37th ~ 40 pins of described ARM microcontroller STM32F103RBT6,16th ~ 18 pins of described TFT-LCD color screen are corresponding in turn to and connect with 51st ~ 53 pins of described ARM microcontroller STM32F103RBT6,19th ~ 21 pins of described TFT-LCD color screen are corresponding in turn to and connect with 2nd ~ 4 pins of described ARM microcontroller STM32F103RBT6,22nd pin of described TFT-LCD color screen, 26th pin and the equal ground connection of the 27th pin, 23rd pin of described TFT-LCD color screen connects with the 57th pin of described ARM microcontroller STM32F103RBT6,24th pin of described TFT-LCD color screen connects with+3.3V the voltage output end of the second voltage conversion circuit, and by nonpolar electric capacity C13 ground connection, 25th pin of described TFT-LCD color screen connects with+3.3V the voltage output end of the second voltage conversion circuit 6,28th pin of described TFT-LCD color screen connects with the 2nd pin of three pin contact pins 7, and by nonpolar electric capacity C16 ground connection, 29th pin of described TFT-LCD color screen connects with the 22nd pin of described ARM microcontroller STM32F103RBT6,30th pin of described TFT-LCD color screen connects with the 23rd pin of described ARM microcontroller STM32F103RBT6,31st pin of described TFT-LCD color screen is connected with the 27th pin of described ARM microcontroller STM32F103RBT6 by the resistance R8 of series connection and resistance R7, the link of described resistance R8 and resistance R7 is by nonpolar electric capacity C15 ground connection, 33rd pin of described TFT-LCD color screen connects with the 26th pin of described ARM microcontroller STM32F103RBT6,34th pin of described TFT-LCD color screen connects with the 21st pin of described ARM microcontroller STM32F103RBT6.
The utility model can be used in the coal mine equipment spot check instrument making hand-held, when specifically implementing, is connected by the probe of piezoelectric acceleration sensor 14 by bolt with magnetic support, is then adsorbed on by magnetic support on the coal mine equipment that will detect and detects vibration frequency.The coal mine equipment spot check instrument adopting the utility model to make is mainly used in coal mine equipment and diagnoses in advance, keeps in repair and manage.
The course of work of the present utility model is: when this coal mine equipment fault detect and number conduct electricity the connection of Lu Weiyu host computer, on the 1st pin jumper cap being connected to three pin contact pins 7 and the 2nd pin, 9V supplying cell 2 is each electricity consumption module for power supply that this coal mine equipment fault detect and number conduct electricity in road, now, + 9V the voltage that 9V supplying cell 2 exports is converted to+5V voltage through the first voltage conversion circuit 5, and+5V the voltage that the first voltage conversion circuit 5 exports is converted to+3.3V voltage by the second voltage conversion circuit 6, when this coal mine equipment fault detect and several road that conducts electricity are connected with host computer, on the 2nd pin jumper cap being connected to three pin contact pins 7 and the 3rd pin, USB interface 4 is each electricity consumption module for power supply that this coal mine equipment fault detect and number conduct electricity in road, now ,+5V the voltage that USB interface 4 provides is converted to+3.3V voltage by the second voltage conversion circuit 6, after pressing power switch 13, power circuit is connected, and starts working in this coal mine equipment fault detect and several road that conducts electricity, the temperature of infrared temperature sensor 9 pairs of coal mine equipments carries out non-contact detecting and by the Signal transmissions that detects to data collector 1, the vibration frequency of piezoelectric acceleration sensor 14 pairs of coal mine equipments detects and is carried out exporting to data collector 1 after amplification shaping conditioning through signal conditioning circuit 10 by the signal detected, FLASH data-carrier store 3 is for storing temperature data and vibration frequency data, liquid crystal display circuit 12 is for displays temperature data and vibration frequency data, after this coal mine equipment fault detect and several USB interface 4 conducted electricity in road are connected with the USB interface on host computer by USB data line, the temperature data that data collector 1 can be received and vibration frequency data are transferred to host computer by USB interface 4, process is further analyzed for computing machine.
The above; it is only preferred embodiment of the present utility model; not the utility model is imposed any restrictions; every above embodiment is done according to the utility model technical spirit any simple modification, change and equivalent structure change, all still belong in the protection domain of technical solutions of the utility model.
Claims (10)
1. a coal mine equipment fault detect and several road that conducts electricity, it is characterized in that: comprise data collector (1) and the power circuit for each electricity consumption module for power supply in circuit, and the FLASH data-carrier store (3) to connect with data collector (1) and the data for being received by data collector (1) are transferred to the USB interface (4) of host computer, described power circuit comprises the first voltage conversion circuit (5) that 9V supplying cell (2) and+9V voltage transitions for being exported by 9V supplying cell (2) are+5V voltage, and for the second voltage conversion circuit (6) of by+5V voltage transitions being+3.3V voltage and on two pins wherein tie jumper cap to select the three pin contact pins (7) that 9V supplying cell (2) is powered or USB powers, the output terminal of described first voltage conversion circuit (5) connects with the 1st pin of three pin contact pins (7), the input end of described second voltage conversion circuit (6) is connected by the 2nd pin of power switch (13) with three pin contact pins (7), the VCC pin of described USB interface (4) connects with the 3rd pin of three pin contact pins (7), the input end of described data collector (1) is connected to button operation circuit (8), for carrying out the infrared temperature sensor (9) of non-contact detecting and the signal conditioning circuit (10) for carrying out amplifying shaping conditioning to signal to the temperature of coal mine equipment, the input end of described signal conditioning circuit (10) is connected to coaxial socket (11), described coaxial socket (11) is connected with the piezoelectric acceleration sensor (14) for detecting the vibration frequency of coal mine equipment, the output terminal of described data collector (1) is connected to liquid crystal display circuit (12).
2. according to a kind of coal mine equipment fault detect according to claim 1 and several road that conducts electricity, it is characterized in that: described first voltage conversion circuit (5) comprises chip LM2576HVT-5, polar capacitor C17, variable inductance L2 and schottky diode ZD1, 1st pin of described chip LM2576HVT-5 and the positive pole of polar capacitor C17 all connect with+9V the voltage output end of 9V supplying cell (2), 3rd pin of described chip LM2576HVT-5 and the equal ground connection of negative pole of the 5th pin and polar capacitor C17, 2nd pin of described chip LM2576HVT-5 connects with the negative electrode of schottky diode ZD1 and one end of variable inductance L2, the plus earth of described schottky diode ZD1, 4th pin of described chip LM2576HVT-5 and the other end of variable inductance L2 connect and are the output terminal of the first voltage conversion circuit (5).
3. according to a kind of coal mine equipment fault detect according to claim 1 and several road that conducts electricity, it is characterized in that: described second voltage conversion circuit (6) comprises chip AS1117-3.3V, described power switch (13) is switch S 1,3rd pin of described chip AS1117-3.3V is the input end of the second voltage conversion circuit (6), and by polar capacitor C19 in parallel and nonpolar electric capacity C18 ground connection; 2nd pin of described chip AS1117-3.3V is the+3.3V voltage output end of the second voltage conversion circuit (6), and by nonpolar electric capacity C20 and polar capacitor C21 ground connection; The 1st pin ground connection of described chip AS1117-3.3V.
4., according to a kind of coal mine equipment fault detect according to claim 1 and several road that conducts electricity, it is characterized in that: described data collector (1) is ARM microcontroller STM32F103RBT6.
5. according to a kind of coal mine equipment fault detect according to claim 4 and several road that conducts electricity, it is characterized in that: the D-pin of described USB interface (4) is connected with the 44th pin of described ARM microcontroller STM32F103RBT6 by resistance R14, the D+ pin of described USB interface (4) is connected with the 45th pin of described ARM microcontroller STM32F103RBT6 by resistance R15, and connected with+3.3V the voltage output end of the second voltage conversion circuit (6) by resistance R16, the GND pin of described USB interface (4) is by fuse F1 ground connection.
6. according to a kind of coal mine equipment fault detect according to claim 4 and several road that conducts electricity, it is characterized in that: described FLASH data-carrier store (3) is chips W 25X16, 1st pin of described chips W 25X16 connects with the 20th pin of described ARM microcontroller STM32F103RBT6, 2nd pin of described chips W 25X16 connects with the 22nd pin of described ARM microcontroller STM32F103RBT6, 3rd pin of described chips W 25X16 connects with+3.3V the voltage output end of the second voltage conversion circuit (6), the 4th pin ground connection of described chips W 25X16, 5th pin of described chips W 25X16 connects with the 23rd pin of described ARM microcontroller STM32F103RBT6, 6th pin of described chips W 25X16 connects with the 21st pin of described ARM microcontroller STM32F103RBT6, 7th pin and the 8th pin of described chips W 25X16 all connect with+3.3V the voltage output end of the second voltage conversion circuit (6), and by nonpolar electric capacity C1 ground connection.
7. according to a kind of coal mine equipment fault detect according to claim 4 and several road that conducts electricity, it is characterized in that: described infrared temperature sensor (9) is chip MLX90614,1st pin of described chip MLX90614 connects with the 59th pin of described ARM microcontroller STM32F103RBT6, and is connected with+3.3V the voltage output end of the second voltage conversion circuit (6) by resistance R4; 2nd pin of described chip MLX90614 connects with the 58th pin of described ARM microcontroller STM32F103RBT6, and is connected with+3.3V the voltage output end of the second voltage conversion circuit (6) by resistance R3; 3rd pin of described chip MLX90614 connects with+3.3V the voltage output end of the second voltage conversion circuit (6), and by nonpolar electric capacity C2 ground connection; The 4th pin ground connection of described chip MLX90614.
8. according to a kind of coal mine equipment fault detect according to claim 4 and several road that conducts electricity, it is characterized in that: described signal conditioning circuit (10) comprises chip OPA337 and nonpolar electric capacity C26, described coaxial socket (11) is socket P9, 4th pin of described chip OPA337 connects with one end of nonpolar electric capacity C26, the other end of described nonpolar electric capacity C26 is the input end of signal conditioning circuit (10) and connects with the 1st pin of socket P9, the equal ground connection of 2nd ~ 5 pin of described socket P9, 5th pin of described chip OPA337 connects with+3.3V the voltage output end of the second voltage conversion circuit (6), and pass through resistance R22 and the resistance R23 ground connection of series connection, the 2nd pin ground connection of described chip OPA337, and connected with the link of resistance R22 and resistance R23 by nonpolar electric capacity C23,3rd pin of described chip OPA337 connects with the link of resistance R22 and resistance R23,1st pin of described chip OPA337 connects with the 15th pin of described ARM microcontroller STM32F103RBT6, the 1st pin of described chip OPA337 be connected to resistance R21 in parallel and nonpolar electric capacity C22 between the 4th pin.
9., according to a kind of coal mine equipment fault detect according to claim 4 and several road that conducts electricity, it is characterized in that: described piezoelectric acceleration sensor (14) is chip LC0103.
10. according to a kind of coal mine equipment fault detect according to claim 4 and several road that conducts electricity, it is characterized in that: described liquid crystal display circuit (12) comprises the TFT-LCD color screen of 2.8 cun, 1st pin of described TFT-LCD color screen connects with the 17th pin of described ARM microcontroller STM32F103RBT6,2nd pin of described TFT-LCD color screen connects with the 41st pin of described ARM microcontroller STM32F103RBT6,3rd pin of described TFT-LCD color screen connects with the 42nd pin of described ARM microcontroller STM32F103RBT6,4th pin of described TFT-LCD color screen connects with the 43rd pin of described ARM microcontroller STM32F103RBT6,5th pin of described TFT-LCD color screen connects with the 7th pin of described ARM microcontroller STM32F103RBT6,6th ~ 9 pins of described TFT-LCD color screen are corresponding in turn to and connect with 8th ~ 11 pins of described ARM microcontroller STM32F103RBT6,10th pin of described TFT-LCD color screen and the 11st pin are corresponding in turn to and connect with the 24th pin of described ARM microcontroller STM32F103RBT6 and the 25th pin, 12nd ~ 15 pins of described TFT-LCD color screen are corresponding in turn to and connect with 37th ~ 40 pins of described ARM microcontroller STM32F103RBT6,16th ~ 18 pins of described TFT-LCD color screen are corresponding in turn to and connect with 51st ~ 53 pins of described ARM microcontroller STM32F103RBT6,19th ~ 21 pins of described TFT-LCD color screen are corresponding in turn to and connect with 2nd ~ 4 pins of described ARM microcontroller STM32F103RBT6,22nd pin of described TFT-LCD color screen, 26th pin and the equal ground connection of the 27th pin, 23rd pin of described TFT-LCD color screen connects with the 57th pin of described ARM microcontroller STM32F103RBT6,24th pin of described TFT-LCD color screen connects with+3.3V the voltage output end of the second voltage conversion circuit, and by nonpolar electric capacity C13 ground connection, 25th pin of described TFT-LCD color screen connects with+3.3V the voltage output end of the second voltage conversion circuit (6), 28th pin of described TFT-LCD color screen connects with the 2nd pin of three pin contact pins (7), and by nonpolar electric capacity C16 ground connection, 29th pin of described TFT-LCD color screen connects with the 22nd pin of described ARM microcontroller STM32F103RBT6,30th pin of described TFT-LCD color screen connects with the 23rd pin of described ARM microcontroller STM32F103RBT6,31st pin of described TFT-LCD color screen is connected with the 27th pin of described ARM microcontroller STM32F103RBT6 by the resistance R8 of series connection and resistance R7, the link of described resistance R8 and resistance R7 is by nonpolar electric capacity C15 ground connection, 33rd pin of described TFT-LCD color screen connects with the 26th pin of described ARM microcontroller STM32F103RBT6,34th pin of described TFT-LCD color screen connects with the 21st pin of described ARM microcontroller STM32F103RBT6.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520070801.5U CN204389016U (en) | 2015-01-31 | 2015-01-31 | A kind of coal mine equipment fault detect and several road that conducts electricity |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520070801.5U CN204389016U (en) | 2015-01-31 | 2015-01-31 | A kind of coal mine equipment fault detect and several road that conducts electricity |
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| CN204389016U true CN204389016U (en) | 2015-06-10 |
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| CN201520070801.5U Expired - Fee Related CN204389016U (en) | 2015-01-31 | 2015-01-31 | A kind of coal mine equipment fault detect and several road that conducts electricity |
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