CN108482376B - Traction logic control device for underground explosion-proof electric drive vehicle - Google Patents
Traction logic control device for underground explosion-proof electric drive vehicle Download PDFInfo
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- CN108482376B CN108482376B CN201810179369.1A CN201810179369A CN108482376B CN 108482376 B CN108482376 B CN 108482376B CN 201810179369 A CN201810179369 A CN 201810179369A CN 108482376 B CN108482376 B CN 108482376B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W30/00—Purposes of road vehicle drive control systems not related to the control of a particular sub-unit, e.g. of systems using conjoint control of vehicle sub-units, or advanced driver assistance systems for ensuring comfort, stability and safety or drive control systems for propelling or retarding the vehicle
- B60W30/18—Propelling the vehicle
- B60W30/18009—Propelling the vehicle related to particular drive situations
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R16/00—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
- B60R16/02—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
- B60R16/023—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements for transmission of signals between vehicle parts or subsystems
- B60R16/0231—Circuits relating to the driving or the functioning of the vehicle
- B60R16/0232—Circuits relating to the driving or the functioning of the vehicle for measuring vehicle parameters and indicating critical, abnormal or dangerous conditions
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W50/00—Details of control systems for road vehicle drive control not related to the control of a particular sub-unit, e.g. process diagnostic or vehicle driver interfaces
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/05—Programmable logic controllers, e.g. simulating logic interconnections of signals according to ladder diagrams or function charts
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W50/00—Details of control systems for road vehicle drive control not related to the control of a particular sub-unit, e.g. process diagnostic or vehicle driver interfaces
- B60W2050/0001—Details of the control system
Abstract
The invention discloses a traction logic control device for an underground explosion-proof electric drive vehicle, belonging to the technical field of traction logic control of underground electric drive vehicles; the technical problem to be solved is to provide a traction logic control device for an underground explosion-proof electric drive vehicle, which has reliable performance and convenient operation and can meet complicated underground working conditions; the technical scheme for solving the technical problem is as follows: the intelligent explosion-proof power supply comprises a mechanical part and an electrical part, wherein the mechanical part comprises an explosion-proof box body, a cable leading-in device, a main cavity door plate, a wiring cavity door plate and nine-star panel wiring terminals, and the electrical part comprises a storage battery, a variable frequency driving device, a programmable logic controller, an analog quantity isolation grid, a switching quantity isolation grid, a relay group, an electronic accelerator pedal, an intrinsic safety control handle, an emergency stop switch, a gas power-off instrument, a variable frequency driving device, a front lamp, a rear lamp, an audible and visual alarm device and a deblocking electromagnetic valve; the invention can be widely applied to the field of underground electric vehicles.
Description
Technical Field
The invention discloses a traction logic control device for an underground explosion-proof electric drive vehicle, and belongs to the technical field of traction logic control of underground electric drive vehicles.
Background
The underground diesel engine trackless rubber-tyred vehicle is widely applied to underground coal mines, but pollution of a diesel engine also brings adverse effects to the underground environment of the coal mines, and the characteristic of zero pollution of a pure storage battery vehicle is concerned in recent years. The underground environment is extremely complex, and in order to ensure that the electric drive vehicle can reliably operate and the operation is simple and reliable, the invention of a reliable underground explosion-proof electric drive vehicle traction logic control device is very necessary. The electric drive vehicle can be used in a large amount underground, and has extremely important significance for improving underground environment and improving the body health of underground workers in coal mines.
Disclosure of Invention
The invention discloses a traction logic control device for an underground explosion-proof electric drive vehicle, overcomes the defects in the prior art, and provides the traction logic control device for the underground explosion-proof electric drive vehicle, which has reliable performance and convenient operation and can meet complicated underground working conditions.
In order to solve the technical problems, the invention adopts the technical scheme that: a traction logic control device for a downhole explosion-proof electric drive vehicle comprises a mechanical part and an electrical part;
the mechanical part comprises an explosion-proof box body, a cable lead-in device, a main cavity door plate, a wiring cavity door plate and a nine-star disc wiring terminal, wherein the inner cavity of the explosion-proof box body is divided into a main cavity and a wiring cavity by a partition plate, the main cavity is arranged above the inner cavity of the explosion-proof box body, the wiring cavity is arranged below the inner cavity of the explosion-proof box body, the main cavity door plate is in threaded connection with the explosion-proof box body, an observation window is arranged on the main cavity door plate, the nine-star disc wiring terminal is penetratingly arranged on the partition plate, the upper part of the nine-star disc wiring terminal is positioned in the main cavity, the lower part of the nine-star disc wiring terminal is positioned in the wiring cavity; the number of the nine-star disk wiring terminals is six, and the number of the cable leading-in devices is eighteen;
the electric part comprises a storage battery, a variable frequency driving device, a programmable logic controller, an analog quantity isolation grid, a switching value isolation grid, a relay set, an electronic accelerator pedal, an intrinsic safety control handle and an emergency stop switch, the gas power-off instrument, the front lamp, the back lamp, the sound-light alarm device and the deblocking electromagnetic valve, the output voltage of the storage battery is connected with the power output end of the programmable logic controller after being transformed by the variable frequency driving device, the output signal of the electronic accelerator pedal is connected with the signal input end of the programmable logic controller after passing through the analog quantity isolation grid, the output signals of the intrinsic safety control handle, the emergency stop switch and the gas power-off instrument are connected with the signal input end of the programmable logic controller after passing through the switching quantity isolation grid, the front lamp, the back lamp, the sound-light alarm device and the deblocking electromagnetic valve are connected with the output end of the relay group, and the input end of the relay group is connected with the signal output end of the programmable;
the programmable logic controller, the analog quantity isolation grid, the switching quantity isolation grid and the relay group are all fixedly arranged in the main cavity, cables of devices outside the main cavity are connected with the lower portion of the nine-star disk wiring terminal in the wiring cavity after passing through the cable leading-in device, and the upper portion of the nine-star disk wiring terminal is connected with the devices in the main cavity through the cables.
Further, the variable frequency driving device comprises a switch power supply, a door locking limit switch, a leakage current sensor, a voltage transmitter, a first fuse, a second fuse, a traction controller, an oil pump controller, a traction motor and an oil pump motor, wherein the input end of the switch power supply is connected with the output end of the storage battery, the output end of the switch power supply is connected with the power output end of the programmable logic controller, the first fuse is arranged between the storage battery and the switch power supply, the second fuse is arranged on the output end of the switch power supply, the leakage current sensor is arranged on an output circuit of the storage battery, the output end of the storage battery is also connected with the input end of a voltage transmitter, the output end of the voltage transmitter is respectively connected with the traction controller and the oil pump controller, the oil pump motor is connected with the oil pump controller, and the traction motor is connected with the traction controller.
Further, this ampere of brake valve lever includes handle fixed establishment, handle structure and handle introduction part, and handle introduction part links to each other with handle structure is fixed, and handle structure sets up in handle fixed establishment top, and handle structure's lower extreme is equipped with enables button and stop button, and handle structure's upper end is equipped with the oil pump and opens stop button, brake release button, the button of advancing, retreat button, headlight button and back light button.
Compared with the prior art, the invention has the beneficial effects that: the invention effectively solves the problems that the existing underground diesel locomotive electric drive vehicle driving technology seriously pollutes the underground environment and seriously harms the health of miners, solves the problem that the underground electric drive vehicle of the coal mine is unreliable to control, and is suitable for the underground electric drive vehicle of the coal mine.
Drawings
Fig. 1 is a schematic structural view of an electrical control section of the present invention.
Fig. 2 is a schematic structural view of a mechanical part of the present invention.
Fig. 3 is a left side view of fig. 2.
Fig. 4 is a bottom view of fig. 2.
Fig. 5 is a schematic view of the handle structure.
Fig. 6 is a schematic view of a top button of the handle.
In the figure, 1-an explosion-proof box body, 2-a cable leading-in device, 3-a main cavity door panel, 4-a wiring cavity door panel, 5-the upper part of a nine-star disk wiring terminal, 6-a wiring cavity, 7-the lower part of the nine-star disk wiring terminal, 8-an observation window, 9-a handle fixing mechanism, 10-a handle structure, 11-an enabling button, 12-a stopping button, 13-a handle leading-in part, 14-an oil pump start-stop button, 15-a brake release button, 16-a forward button, 17-a backward button, 18-a front lamp button, 19-a rear lamp button, IC 1-a programmable logic controller, IC 2-an analog quantity isolation grid, IC 3-a switching value isolation grid, an IC 4-relay group, IC 5-an electronic accelerator pedal and IC 6-an intrinsic safety control handle, IC 7-switching power supply, IC 8-emergency stop switch, IC 9-door locking limit switch, IC 10-gas power-off instrument, IC 11-leakage current sensor, IC 12-voltage transmitter, IC 13-first fuse, IC 14-second fuse, IC 15-front lamp, IC 16-rear lamp, IC 17-audible and visual alarm device, IC 18-brake-off electromagnetic valve, IC 19-oil pump controller, IC 20-traction controller, IC 21-traction motor, IC 22-oil pump motor, S-storage battery and S1-variable frequency driving device.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
As shown in fig. 2 to 4, the traction logic control device for a downhole explosion-proof electrically-driven vehicle of the present invention includes a mechanical part and an electrical part. The mechanical part comprises an explosion-proof box body 1, a cable lead-in device 2, a main cavity door panel 3, a wiring cavity door panel 4, a nine-star disk wiring terminal and an observation window 8. The interior of the explosion-proof box body 1 is divided into a wiring cavity 6 and a main cavity. Total 6 nine stars dish binding post in the wiring chamber 6, the main cavity is connected the cable one by one with wiring 6 from top to bottom through nine stars dish binding post, wiring chamber door plant 4 total 12 cable lead-in devices 2, 12 cable lead-in devices 2 run through respectively in wiring chamber door plant 4.
As shown in FIG. 1, the electric part comprises a storage battery S, a frequency conversion driving device S1, a programmable logic controller IC1, an analog quantity isolation grid IC2, a switching quantity isolation grid IC3, a relay group IC4, an electronic accelerator pedal IC5, an intrinsically safe control handle IC6, an emergency stop switch IC8, a gas power-off instrument IC10, a headlight IC15, a taillight IC16, an audible and visual alarm IC17 and a brake solenoid IC18, the output voltage of the storage battery S is connected with the power output end of the programmable logic controller IC1 after being transformed by the frequency conversion driving device S1, the output signal of the electronic accelerator pedal IC5 is connected with the signal input end of the programmable logic controller IC5 after passing through the analog quantity isolation grid IC5, the output signals of the intrinsically safe control handle IC5, the emergency stop switch IC5 and the relay power-off instrument IC5 are connected with the signal input end of the programmable logic controller IC5, the headlight IC5, the audible and visual and, the input end of the relay group IC4 is connected with the signal output end of the programmable logic controller IC 1;
the cables used by the device comprise a 12-core control cable special for a handle, a cable with an accelerator pedal, a 4-core cable for acousto-optic alarm control, a 4-core cable for light control, a control cable for an electromagnetic brake release valve, and a logical 16-core control cable for controlling the start and stop of an oil pump, the forward movement of the whole vehicle, the backward movement of the whole vehicle, the stop of the whole vehicle, the zero protection of the electronic accelerator pedal, the positive and negative electrodes of a switching power supply, a battery voltage signal, a leakage current signal, a trip signal, a door.
The variable frequency driving device S1 comprises a switching power supply IC7, a door locking limit switch IC9, a leakage current sensor IC11, a voltage transmitter IC12, a first fuse IC13, a second fuse IC14, an oil pump controller IC19, a traction controller IC20, a traction motor IC21 and an oil pump motor IC22, wherein the input end of the switching power supply IC7 is connected with the output end of a storage battery S, the output end of the switching power supply IC7 is connected with the power output end of a programmable logic controller IC1, the first fuse IC13 is arranged between the storage battery S and the switching power supply IC7, the second fuse IC14 is arranged on the output end of a switching power supply IC7, the leakage current sensor IC11 is arranged on the output line of the storage battery S, the output end of the storage battery S is also connected with the input end of a voltage transmitter IC12, the output end of the voltage transmitter IC12 is respectively connected with an oil pump controller IC19 and a traction controller IC20, the motor IC22 is connected with an oil, the traction motor IC21 is connected to the traction controller IC 20.
The low-voltage power supply of the device is realized by converting DC240V direct-current voltage into DC24V control voltage through a switch power supply IC7 from an external storage battery S. The positive electrode of the storage battery S is connected with the positive electrode of the switching power supply IC7, and the negative electrode of the storage battery S is connected with the negative electrode of the switching power supply IC 7. The storage battery S is positioned at the rear side of the electric drive vehicle, and the switching power supply IC7, the leakage current sensor IC11, the voltage transmitter IC12, the first fuse IC13 and the second fuse IC14 are arranged in the variable-frequency drive device S1. The programmable logic controller IC1, the analog quantity isolation grid IC2, the switching quantity isolation grid IC3 and the relay set IC4 are all fixedly installed in the main cavity of the device. An intrinsic safety operating handle IC6 is fixed in a cab, a 12-core control cable special for the intrinsic safety operating handle IC6 is led into a nine-star connection terminal in a wiring cavity 6 through a cable leading-in device 12, and is connected with a switching value isolation grid IC3 through the nine-star connection terminal and the wiring cavity 6. Because the control signal sent by the intrinsically safe control handle IC6 is an intrinsically safe control signal, the switching value isolation gate IC3 is needed between the intrinsically safe control handle IC6 and the programmable logic controller IC 1. The positive and negative poles of the switching power supply IC7, a storage battery S voltage signal, a leakage current signal, a trip signal, a door locking signal, an oil pump start-stop signal, a whole vehicle forward signal, a whole vehicle backward signal, a whole vehicle stop signal and an electronic accelerator acceleration signal are connected to the programmable logic controller IC1 through the cable lead-in device 12 and the nine-star disk wiring terminal in the same way through a 16-core cable. The scram signal input adopts 4-core cables to enter a wiring cavity 6 through a cable lead-in device 12, the cables are in one-to-one correspondence with the upper parts 5 of the nine-star disc wiring terminals in the main cavity through the lower parts 7 of the nine-star disc wiring terminals in the wiring cavity 6, then the cables are connected into a programmable logic controller IC1, and a door locking signal and a signal of a gas power-off instrument IC10 are connected into a programmable logic controller IC1 through the 4-core cables in the same mode. The electronic accelerator pedal IC5 is connected with the lower part 7 of the nine-star disk wiring terminal in the wiring cavity 6 through a cable leading-in device 12, the upper part 5 of the nine-star disk wiring terminal of the main cavity is correspondingly connected with the nine-star disk wiring terminal 7 in the wiring cavity 6 one by one, and therefore signals of the electronic accelerator pedal IC5 are connected into the programmable logic controller IC 1.
As shown in fig. 5 and 6, the intrinsically safe control handle IC6 includes a handle fixing mechanism 9, a handle structure 10 and a handle introduction portion 13, the handle introduction portion 13 is fixedly connected to the handle structure 10, the handle structure 10 is disposed above the handle fixing mechanism 9, the lower end of the handle structure 10 is provided with an enable button 11 and a stop button 12, and the upper end of the handle structure 10 is provided with an oil pump start/stop button 14, a brake release button 15, a forward button 16, a backward button 17, a headlight button 18 and a rear light button 19.
The control commands sent by the device comprise front lamp control, rear lamp control, vehicle forward, vehicle backward, vehicle stop, oil pump start and stop, brake release, accelerator pedal signal output, back-up acousto-optic alarm, start acousto-optic alarm, trip signal, accelerator switch protection signal and battery voltage alarm signal. The front lamp control signal controls the on-off of the positive pole of the front lamp IC15 through the relay, and the rear lamp control signal controls the on-off of the positive pole of the rear lamp IC16 through the relay, so that the on-off of the lamp is realized. The control signal of the brake-releasing electromagnetic valve IC18 controls the on-off of the anode of the brake-releasing electromagnetic valve IC18 through a relay, and the sound-light alarm for starting the vehicle controls the sound-light alarm device IC17 to play the voice for starting the vehicle through the relay. The control signal of the headlight IC15 has a positive cable and a negative cable, the positive cable and the negative cable are respectively connected to the nine-star connection terminal in the wiring cavity 6 through the nine-star connection terminal in the main cavity, and the 4-core control cable is connected to the positive electrode and the negative electrode of the headlight IC15 through the cable leading-in device 12. And a rear lamp control signal, a reversing sound-light alarm signal and a brake-off electromagnetic valve IC18 control signal are respectively connected into a rear lamp IC16, a sound-light alarm and a brake-off electromagnetic valve IC18 by adopting 4-core cables in the same way. An oil pump start-stop signal, an accelerator switch protection signal, a breaker trip signal, a vehicle forward signal, a vehicle backward signal, a breaker trip signal and an electronic accelerator output signal are connected into the variable frequency driving device S1 through a 16-core control cable in the same wiring mode, an oil pump motor IC22 of the vehicle is controlled to start and stop, a traction motor IC21 advances and retreats, and an accelerator switch zero-position protection control logic is adopted.
The specific working process of the device is as follows: the storage battery S supplies power to the switching power supply IC7 in real time, the conversion from DC240V to DC24V is realized, and the positive and negative poles of the DC24V output by the switching power supply IC7 are correspondingly connected with the positive and negative poles of the power supply input end of the programmable logic controller IC1, the switching value isolation grid IC3 and the analog quantity isolation grid IC 2. This ampere of operating handle IC6 has 8 buttons as follows respectively: an enable button 11, a stop button 12, an oil pump on-off button 14, a brake release button 15, a forward button 16, a reverse button 17, a headlight button 18, and a backlight button 19. And 8-path passive switch nodes are realized. In order to prevent misoperation, the enable button 11 and the oil pump start-stop button 14 are pressed simultaneously, the signal transmits a signal to the programmable logic controller IC1 through the switching value isolation gate IC3, and the signal is analyzed and processed by the programmable logic controller IC1 and then outputs a starting signal of the oil pump motor IC22, so that the oil pump system starts to work, and the button is a self-reset button, so that self-locking is realized through the programmable logic controller IC 1. Simultaneously, the enable button 11 and the brake release button are pressed, the brake release solenoid valve IC18 can be electrified to work according to the same principle, and the vehicle is released. The front lamp or the rear lamp button is singly pressed, the signal enters the programmable logic controller IC1 after being isolated by the switching value isolation grid IC3, and the on-off of the relay is controlled by the programmable logic controller IC1, so that the on-off of the positive pole of the lamp is controlled to realize the on-off of the front lamp and the rear lamp. Pressing the enable button 11 and the forward button 16 or the backward button 17 at the same time can transmit the signal to the variable frequency driving device S1 in the same way, and the variable frequency driving device S1 processes the signal and controls the rotation direction of the traction motor IC21, thereby realizing the direction setting of the vehicle. Pressing the enable button 11 and the stop button 12 simultaneously transmits the signal to the variable frequency driving device S1, and the variable frequency driving device S1 analyzes and processes the signal to control the traction motor IC21 to stop, i.e., the vehicle is in neutral, i.e., no direction is given. After the direction is given, the accelerator pedal is stepped on, the electronic accelerator pedal IC5 outputs an analog quantity voltage signal, the signal is transmitted to the programmable logic controller IC1 through the analog quantity isolation gate IC2, the programmable logic controller IC1 outputs an acceleration signal after analyzing, processing and calculating data according to the acceleration curve of the whole vehicle, and the signal is transmitted to the traction controller IC20 to realize the speed regulation of the motor, so that the running speed of the whole vehicle is controlled. If the vehicle needs to be emergently stopped in the running process, after the vehicle is slapped to emergently stop, the signal is transmitted to the programmable logic controller IC1 to realize the locking of the brake release electromagnetic valve IC18, so that the whole vehicle is emergently braked, and the vehicle can normally run after the emergency stop is pulled out. When the vehicle runs, if the gas exceeds the standard, the electric leakage is caused, and the device door is not closed, signals can be transmitted to the programmable logic controller IC1, and the programmable logic controller IC1 outputs trip signals, so that the trip and power failure of the whole vehicle are realized. When the voltage of the storage battery S is lower than a certain value, the voltage is transmitted to the programmable logic controller IC1, and the programmable logic controller IC1 controls and outputs an alarm signal to remind the storage battery S of charging.
While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it will be understood by those of ordinary skill in the art that various changes in form and details may be made therein without departing from the spirit and scope of the present invention as defined by the following claims.
Claims (3)
1. The utility model provides an explosion-proof electric drive car in pit is with pulling logic control device which characterized in that: comprises a mechanical part and an electrical part;
the mechanical part comprises an explosion-proof box body (1) and a cable lead-in device (2), the explosion-proof box comprises a main cavity door plate (3), a wiring cavity door plate (4) and nine-star disc wiring terminals, wherein the inner cavity of the explosion-proof box body (1) is divided into a main cavity and a wiring cavity (6) by a partition plate, the main cavity is arranged above the inner cavity of the explosion-proof box body (1), the wiring cavity (6) is arranged below the inner cavity of the explosion-proof box body (1), the main cavity door plate (3) is in threaded connection with the explosion-proof box body (1), an observation window (8) is arranged on the main cavity door plate (3), the nine-star disc wiring terminals are penetratingly arranged on the partition plate, the upper portions (5) of the nine-star disc wiring terminals are located in the main cavity, the lower portions (7) of the nine-star disc wiring terminals are located in the wiring cavity (6), the wiring cavity door plate (4) is arranged at the bottom of the explosion-; the number of the nine-star disk wiring terminals is six, and the number of the cable leading-in devices (2) is eighteen;
the electric part comprises a storage battery (S), a variable frequency driving device (S1), a programmable logic controller (IC 1), an analog quantity isolation grid (IC 2), a switching value isolation grid (IC 3), a relay group (IC 4), an electronic accelerator pedal (IC 5), an intrinsic safety control handle (IC 6), an emergency stop switch (IC 8), a gas power-off instrument (IC 10), a headlamp (IC 15), a rear lamp (IC 16), an acousto-optic alarm device (IC 17) and a de-brake solenoid valve (IC 18), the output voltage of the storage battery (S) is connected with the power output end of the programmable logic controller (IC 1) after being transformed by the variable frequency driving device (S1), the output signal of the electronic accelerator pedal (IC 5) is connected with the signal input end of the programmable logic controller (IC 1) after passing through the analog quantity isolation grid (IC 2), the intrinsic safety control handle (IC 6), the emergency stop switch (IC 8) and the output signal of the gas power-off instrument (IC 10) are connected with the input end of the programmable logic controller (IC 1) after passing through the switching value isolation grid (IC 3) The front lamp (IC 15), the rear lamp (IC 16), the audible and visual alarm device (IC 17) and the de-braking solenoid valve (IC 18) are connected with the output end of the relay group (IC 4), and the input end of the relay group (IC 4) is connected with the signal output end of the programmable logic controller (IC 1);
the programmable logic controller (IC 1), the analog quantity isolation grid (IC 2), the switching quantity isolation grid (IC 3) and the relay group (IC 4) are all fixedly arranged in the main cavity, cables of devices outside the main cavity are led into the device (2) through cables and then are connected with the lower portion (7) of the nine-star disk wiring terminal in the wiring cavity (6), and the upper portion (5) of the nine-star disk wiring terminal is connected with the devices in the main cavity through the cables.
2. The traction logic control device for the underground explosion-proof electric drive vehicle according to claim 1, wherein the variable frequency drive device (S1) comprises a switching power supply (IC 7), a door-locking limit switch (IC 9), a leakage current sensor (IC 11), a voltage transducer (IC 12), a first fuse (IC 13), a second fuse (IC 14), an oil pump controller (IC 19), a traction controller (IC 20), a traction motor (IC 21) and an oil pump motor (IC 22), wherein the input end of the switching power supply (IC 7) is connected with the output end of the storage battery (S), the output end of the switching power supply (IC 7) is connected with the power output end of the programmable logic controller (IC 1), the first fuse (IC 13) is arranged between the storage battery (S) and the switching power supply (IC 7), the second fuse (IC 14) is arranged on the output end of the switching power supply (IC 7), and the leakage current sensor (IC 11) is arranged on the output line of the storage battery (S), the output end of the storage battery (S) is connected with the input end of a voltage transmitter (IC 12), the output end of the voltage transmitter (IC 12) is respectively connected with an oil pump controller (IC 19) and a traction controller (IC 20), an oil pump motor (IC 22) is connected with an oil pump controller (IC 19), and a traction motor (IC 21) is connected with a traction controller (IC 20).
3. The traction logic control device for the underground explosion-proof electric drive vehicle as claimed in claim 2, wherein the intrinsic safety control handle (IC 6) comprises a handle fixing mechanism (9), a handle structure (10) and a handle introduction part (13), the handle introduction part (13) is fixedly connected with the handle structure (10), the handle structure (10) is arranged above the handle fixing mechanism (9), the lower end of the handle structure (10) is provided with an enabling button (11) and a stopping button (12), and the upper end of the handle structure (10) is provided with an oil pump starting and stopping button (14), a brake releasing button (15), a forward button (16), a backward button (17), a front lamp button (18) and a rear lamp button (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810179369.1A CN108482376B (en) | 2018-03-05 | 2018-03-05 | Traction logic control device for underground explosion-proof electric drive vehicle |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810179369.1A CN108482376B (en) | 2018-03-05 | 2018-03-05 | Traction logic control device for underground explosion-proof electric drive vehicle |
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| CN108482376A CN108482376A (en) | 2018-09-04 |
| CN108482376B true CN108482376B (en) | 2020-02-14 |
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| CN110239464B (en) * | 2019-06-18 | 2022-10-21 | 中国煤炭科工集团太原研究院有限公司 | Explosion-proof type low-voltage standby power supply device for coal mine underground explosion-proof vehicle |
| CN112346452A (en) * | 2020-09-30 | 2021-02-09 | 中国煤炭科工集团太原研究院有限公司 | Mining explosion-proof unmanned vehicle control device |
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| DE19727044A1 (en) * | 1997-06-25 | 1999-02-04 | Siemens Ag | Control for the drive train of a motor vehicle |
| DE102010049716A1 (en) * | 2010-10-26 | 2012-04-26 | Automotive Lighting Reutlingen Gmbh | Composite of an on-board control unit and at least one light control device of a motor vehicle |
| CN202475348U (en) * | 2012-01-18 | 2012-10-03 | 安徽理工大学 | Controlling device for mine-used explosion-proof type permanent-magnet synchronous motor |
| JP6244711B2 (en) * | 2013-07-19 | 2017-12-13 | 株式会社オートネットワーク技術研究所 | Vehicle emergency stop system |
| CN103754128B (en) * | 2013-11-28 | 2016-06-15 | 包头市北工机械有限公司 | A kind of traction transport car |
| CN104836485B (en) * | 2014-12-31 | 2017-07-11 | 中国煤炭科工集团太原研究院有限公司 | A kind of downhole anti-explosion low-pressure high-power DC/AC drive devices |
| JP5968501B1 (en) * | 2015-06-01 | 2016-08-10 | 三菱電機株式会社 | In-vehicle electronic control unit |
| GB2537273B (en) * | 2015-10-16 | 2018-02-14 | Ford Global Tech Llc | A vehicle electrical system |
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2018
- 2018-03-05 CN CN201810179369.1A patent/CN108482376B/en active Active
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