CN104836485A - Downhole anti-explosion low voltage large power DC/AC driving device - Google Patents
Downhole anti-explosion low voltage large power DC/AC driving device Download PDFInfo
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- CN104836485A CN104836485A CN201410846432.4A CN201410846432A CN104836485A CN 104836485 A CN104836485 A CN 104836485A CN 201410846432 A CN201410846432 A CN 201410846432A CN 104836485 A CN104836485 A CN 104836485A
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Abstract
The invention relates to the downhole support conveying vehicle driving technology, to be specific, relates to a downhole anti-explosion low voltage large power DC/AC driving device. The downhole anti-explosion low voltage large power DC/AC driving device can be used to solve the problems of the conventional downhole support conveying vehicle driving technology such as serious pollution of the downhole environment and severe health threatening of miners. The downhole anti-explosion low voltage large power DC/AC driving device comprises a mechanical part and an electric control part. The mechanical part comprises an anti-explosion box body, a main cavity door plate, a wiring cavity cover plate, a main cavity door plate handle, a wiring cavity cover plate handle, a strong current binding post, a weak current patch board, and a lead device. The electric control part comprises a storage battery, a main controller, an oil pump motor driver, a first traction motor driver, a second traction motor driver, a real-time data display circuit, a signal isolation converter, a logical processor, an electronic throttle, a 24V control power supply, an electric leakage detection circuit, a first fuse, a second fuse, a 16-core shielding cable, and a CAN bus. The downhole anti-explosion low voltage large power DC/AC driving device is suitable for the downhole support conveying vehicle.
Description
Technical field
The present invention relates to underground bracket transport vehicle Driving technique, specifically a kind of downhole anti-explosion low-pressure high-power DC/AC drive unit.
Background technology
At present, underground bracket transport vehicle generally adopts anti-explosion diesel engine to drive.But practice shows, anti-explosion diesel chance produces a large amount of noxious emission, thus one side meeting severe contamination subsurface environment, and meeting serious harm miner is healthy on the other hand.Based on this, be necessary to invent a kind of brand-new underground bracket transport vehicle drive unit, to solve the healthy problem of existing underground bracket transport vehicle Driving technique severe contamination subsurface environment, serious harm miner.
Summary of the invention
The present invention, in order to solve the healthy problem of existing underground bracket transport vehicle Driving technique severe contamination subsurface environment, serious harm miner, provides a kind of downhole anti-explosion low-pressure high-power DC/AC drive unit.
The present invention adopts following technical scheme to realize: a kind of downhole anti-explosion low-pressure high-power DC/AC drive unit, comprises mechanical part and electric control system; Described mechanical part comprises flameproof cabinet, main chamber door-plate, wire connection cavity cover plate, main chamber door sheet handle, wire connection cavity cover plate handle, forceful electric power binding post, light current patchboard, thread guide devices; The inner chamber separation of flameproof cabinet is provided with a main chamber and three wire connection cavities; The inner chamber bottom of flameproof cabinet is located in main chamber, and the front end in main chamber is provided with uncovered; Three wire connection cavities are located at the inner chamber top of flameproof cabinet side by side, and the upper end of three wire connection cavities is equipped with uncovered; Main chamber door-plate is hinged, and to be installed on the front end in main chamber uncovered; The number of wire connection cavity cover plate is three; Three wire connection cavity cover plate one_to_one corresponding are hinged, and to be installed on the upper end of three wire connection cavities uncovered; Main chamber door sheet handle is fixedly installed in the front face of main chamber door-plate; The number of wire connection cavity cover plate handle is three; Three wire connection cavity cover plate handle one_to_one corresponding are fixedly installed in the upper face of three wire connection cavity cover plates; The number of forceful electric power binding post is 11; 11 forceful electric power binding posts run through the cavity of resorption wall being installed on three wire connection cavities respectively; The number of light current patchboard is seven; Seven light current patchboards run through the cavity of resorption wall being installed on three wire connection cavities respectively; Thread guide devices number is 18; 18 thread guide devices run through the back cavity wall being installed on three wire connection cavities respectively; 18 thread guide devices and 11 forceful electric power binding posts, seven light current patchboards connect one to one; Described electric control system comprises storage battery, master controller, Oil pump electrical machinery driver, the first traction electric machine driver, the second traction electric machine driver, realtime curve circuit, signal isolating converter, logic processor, E-Gas, 24V control power supply, electric-leakage detection circuit, the first fuse, the second fuse, 16 core shielded type cables, CAN; The positive supply output of storage battery is connected with the positive supply input of master controller, the positive supply input of Oil pump electrical machinery driver, the positive supply input of the first traction electric machine driver, the positive supply input of the second traction electric machine driver respectively by electric-leakage detection circuit; The positive supply input that the positive supply output of storage battery controls power supply by electric-leakage detection circuit, the first fuse with 24V is successively connected; The negative supply input that the negative supply output of storage battery controls power supply with the negative supply input of controller, the negative supply input of Oil pump electrical machinery driver, the negative supply input of the first traction electric machine driver, the negative supply input of the second traction electric machine driver, 24V is respectively connected; Three signal output parts of master controller are connected one to one by the signal input part of 16 core shielded type cables and Oil pump electrical machinery driver, the signal input part of the first traction electric machine driver, the signal input part of the second traction electric machine driver; The signal output part of master controller is connected by the signal input part of CAN with realtime curve circuit; The signal output part of E-Gas is connected with the signal input part of master controller by signal isolating converter, logic processor successively; Storage battery, master controller, Oil pump electrical machinery driver, the first traction electric machine driver, the second traction electric machine driver, realtime curve circuit, signal isolating converter, logic processor, E-Gas, 24V control power supply, electric-leakage detection circuit, the first fuse, the second fuse are all fixedly installed in main chamber; The three-phase power output end of the three-phase power output end of Oil pump electrical machinery driver, the three-phase power output end of the first traction electric machine driver, the second traction electric machine driver, the positive supply output of 24V control power supply and negative supply output and 11 forceful electric power binding posts connect one to one; Direct current detection end and seven light current patchboards of two signal output parts of the direct current detection end of master controller, the signal output part of Oil pump electrical machinery driver, the first traction electric machine driver, two signal output parts of the second traction electric machine driver, electric-leakage detection circuit connect one to one.
During work, underground bracket transport vehicle is installed a road binders pump motor and two-way traction electric machine respectively.Then, the three-phase power input end of Oil pump electrical machinery is connected with the three-phase power output end of Oil pump electrical machinery driver by three forceful electric power binding posts, the three-phase power input end of two-way traction electric machine is passed through the three-phase power output end of six forceful electric power binding posts and the first traction electric machine driver, the three-phase power output end of the second traction electric machine driver connects, the signal input part of Oil pump electrical machinery is connected with the signal output part of Oil pump electrical machinery driver by a light current patchboard, two of two-way traction electric machine signal input parts are passed through two signal output parts of four light current patchboards and the first traction electric machine driver, two signal output parts of the second traction electric machine driver connect.Specific works process is as follows: first, and storage battery is powered to master controller, Oil pump electrical machinery driver, the first traction electric machine driver, the second traction electric machine driver in real time by direct current.Then, direct current is converted to three-phase alternating current by Oil pump electrical machinery driver, and is powered in real time to Oil pump electrical machinery by three-phase alternating current.Meanwhile, direct current is converted to three-phase alternating current, and is powered in real time to two-way traction electric machine by three-phase alternating current by the first traction electric machine driver, the second traction electric machine driver.Then, master controller sends enabled instruction by 16 core shielded type cables in real time to Oil pump electrical machinery driver, the first traction electric machine driver, the second traction electric machine driver, Oil pump electrical machinery driver carries out real-time soft start according to the enabled instruction received to Oil pump electrical machinery, first traction electric machine driver, the second traction electric machine driver carry out real-time soft start according to the enabled instruction received to two-way traction electric machine, and Oil pump electrical machinery, two-way traction electric machine drive underground bracket transport vehicle thus jointly.In the process, the vehicle speed signal of E-Gas Real-time Collection underground bracket transport vehicle, and the vehicle speed signal collected is sent to signal isolating converter in real time.Signal isolating converter isolates conversion in real time to the vehicle speed signal received, and the vehicle speed signal after isolation conversion is sent to logic processor in real time.Logic processor carries out Real-time Logic process to the vehicle speed signal received, and the vehicle speed signal after logical process is sent to master controller in real time.The vehicle speed signal received is sent to realtime curve circuit by CAN by master controller on the one hand in real time, generate control command in real time according to the vehicle speed signal received on the other hand, and by 16 core shielded type cables, the control command of generation is sent to Oil pump electrical machinery driver, the first traction electric machine driver, the second traction electric machine driver in real time.Realtime curve circuit shows in real time to the vehicle speed signal received.Oil pump electrical machinery driver regulates in real time according to the rotating speed of the control command received to Oil pump electrical machinery, first traction electric machine driver, the second traction electric machine driver regulate in real time according to the rotating speed of the control command received to two-way traction electric machine, regulate in real time thus to the speed of a motor vehicle of underground bracket transport vehicle.Based on said process; compared with existing underground bracket transport vehicle Driving technique; a kind of downhole anti-explosion low-pressure high-power DC/AC drive unit of the present invention is by adopting brand new; and in conjunction with Closed-loop Control Strategy; achieve and drive underground bracket transport vehicle by motor; therefore it can not produce a large amount of noxious emission, thus on the one hand available protecting subsurface environment, and on the other hand available protecting miner is healthy.
The present invention efficiently solves the healthy problem of existing underground bracket transport vehicle Driving technique severe contamination subsurface environment, serious harm miner, is applicable to underground bracket transport vehicle.
Accompanying drawing explanation
Fig. 1 is the structural representation of electric control system of the present invention.
Fig. 2 is the structural representation of mechanical part of the present invention.
Fig. 3 is the left view of Fig. 2.
Fig. 4 is the vertical view of Fig. 2.
Fig. 5 is the A-A cutaway view of Fig. 4.
In figure: 1-flameproof cabinet, 2-main chamber door-plate, 3-wire connection cavity cover plate, 4-main chamber door sheet handle, 5-wire connection cavity cover plate is shaken hands, 6-forceful electric power binding post, 7-light current patchboard, 8-thread guide devices.
Embodiment
A kind of downhole anti-explosion low-pressure high-power DC/AC drive unit, comprises mechanical part and electric control system;
Described mechanical part comprises flameproof cabinet 1, main chamber door-plate 2, wire connection cavity cover plate 3, main chamber door sheet handle 4, wire connection cavity cover plate handle 5, forceful electric power binding post 6, light current patchboard 7, thread guide devices 8; The inner chamber separation of flameproof cabinet 1 is provided with a main chamber and three wire connection cavities; The inner chamber bottom of flameproof cabinet 1 is located in main chamber, and the front end in main chamber is provided with uncovered; Three wire connection cavities are located at the inner chamber top of flameproof cabinet 1 side by side, and the upper end of three wire connection cavities is equipped with uncovered; Main chamber door-plate 2 is hinged, and to be installed on the front end in main chamber uncovered; The number of wire connection cavity cover plate 3 is three; Three wire connection cavity cover plate 3 one_to_one corresponding are hinged, and to be installed on the upper end of three wire connection cavities uncovered; Main chamber door sheet handle 4 is fixedly installed in the front face of main chamber door-plate 2; The number of wire connection cavity cover plate handle 5 is three; Three wire connection cavity cover plates, 5 one_to_one corresponding of shaking hands are fixedly installed in the upper face of three wire connection cavity cover plates 3; The number of forceful electric power binding post 6 is 11; 11 forceful electric power binding posts 6 run through the cavity of resorption wall being installed on three wire connection cavities respectively; The number of light current patchboard 7 is seven; Seven light current patchboards 7 run through the cavity of resorption wall being installed on three wire connection cavities respectively; Thread guide devices 8 number is 18; 18 thread guide devices 8 run through the back cavity wall being installed on three wire connection cavities respectively; 18 thread guide devices 8 and 11 forceful electric power binding posts, 6, seven light current patchboards 7 connect one to one;
Described electric control system comprises storage battery S, master controller IC1, Oil pump electrical machinery driver IC 2, first traction electric machine driver IC 3, second traction electric machine driver IC 4, realtime curve IC circuit 5, signal isolating converter IC6, logic processor IC7, E-Gas IC8,24V control power supply IC9, electric-leakage detection circuit IC10, the first fuse IC11, the second fuse IC12,16 core shielded type cables, CAN; The positive supply output of storage battery S is connected with the positive supply input of master controller IC1, the positive supply input of Oil pump electrical machinery driver IC 2, the positive supply input of the first traction electric machine driver IC 3, the positive supply input of the second traction electric machine driver IC 4 respectively by electric-leakage detection circuit IC10; The positive supply input that the positive supply output of storage battery S controls power supply IC9 by electric-leakage detection circuit IC10, the first fuse IC11 and 24V successively connects; The negative supply input that the negative supply output of storage battery S controls power supply IC9 with the negative supply input of controller IC 1, the negative supply input of Oil pump electrical machinery driver IC 2, the negative supply input of the first traction electric machine driver IC 3, the negative supply input of the second traction electric machine driver IC 4,24V is respectively connected; Three signal output parts of master controller IC1 are connected one to one by the signal input part of 16 core shielded type cables and Oil pump electrical machinery driver IC 2, the signal input part of the first traction electric machine driver IC 3, the signal input part of the second traction electric machine driver IC 4; The signal output part of master controller IC1 is connected by the signal input part of CAN with realtime curve IC circuit 5; The signal output part of E-Gas IC8 is connected with the signal input part of master controller IC1 by signal isolating converter IC6, logic processor IC7 successively; Storage battery S, master controller IC1, Oil pump electrical machinery driver IC 2, first traction electric machine driver IC 3, second traction electric machine driver IC 4, realtime curve IC circuit 5, signal isolating converter IC6, logic processor IC7, E-Gas IC8,24V control power supply IC9, electric-leakage detection circuit IC10, the first fuse IC11, the second fuse IC12 are all fixedly installed in main chamber; The three-phase power output end of the three-phase power output end of Oil pump electrical machinery driver IC 2, the three-phase power output end of the first traction electric machine driver IC 3, the second traction electric machine driver IC 4, the positive supply output of 24V control power supply IC9 and negative supply output and 11 forceful electric power binding posts 6 connect one to one; Direct current detection end and seven light current patchboards 7 of two signal output parts of the direct current detection end of master controller IC1, the signal output part of Oil pump electrical machinery driver IC 2, the first traction electric machine driver IC 3, two signal output parts of the second traction electric machine driver IC 4, electric-leakage detection circuit IC10 connect one to one.
Claims (1)
1. a downhole anti-explosion low-pressure high-power DC/AC drive unit, is characterized in that: comprise mechanical part and electric control system;
Described mechanical part comprises flameproof cabinet (1), main chamber door-plate (2), wire connection cavity cover plate (3), main chamber door sheet handle (4), wire connection cavity cover plate handle (5), forceful electric power binding post (6), light current patchboard (7), thread guide devices (8); The inner chamber separation of flameproof cabinet (1) is provided with a main chamber and three wire connection cavities; The inner chamber bottom of flameproof cabinet (1) is located in main chamber, and the front end in main chamber is provided with uncovered; Three wire connection cavities are located at the inner chamber top of flameproof cabinet (1) side by side, and the upper end of three wire connection cavities is equipped with uncovered; Main chamber door-plate (2) is hinged, and to be installed on the front end in main chamber uncovered; The number of wire connection cavity cover plate (3) is three; Three wire connection cavity cover plate (3) one_to_one corresponding are hinged, and to be installed on the upper end of three wire connection cavities uncovered; Main chamber door sheet handle (4) is fixedly installed in the front face in main chamber door-plate (2); The number of wire connection cavity cover plate handle (5) is three; Three wire connection cavity cover plate handle (5) one_to_one corresponding are fixedly installed in the upper face of three wire connection cavity cover plates (3); The number of forceful electric power binding post (6) is 11; 11 forceful electric power binding posts (6) run through the cavity of resorption wall being installed on three wire connection cavities respectively; The number of light current patchboard (7) is seven; Seven light current patchboards (7) run through the cavity of resorption wall being installed on three wire connection cavities respectively; Thread guide devices (8) number is 18; 18 thread guide devices (8) run through the back cavity wall being installed on three wire connection cavities respectively; 18 thread guide devices (8) connect one to one with 11 forceful electric power binding posts (6), seven light current patchboards (7);
Described electric control system comprises storage battery (S), master controller (IC1), Oil pump electrical machinery driver (IC2), first traction electric machine driver (IC3), second traction electric machine driver (IC4), realtime curve circuit (IC5), signal isolating converter (IC6), logic processor (IC7), E-Gas (IC8), 24V controls power supply (IC9), electric-leakage detection circuit (IC10), first fuse (IC11), second fuse (IC12), 16 core shielded type cables, CAN, the positive supply output of storage battery (S) is connected with the positive supply input of master controller (IC1), the positive supply input of Oil pump electrical machinery driver (IC2), the positive supply input of the first traction electric machine driver (IC3), the positive supply input of the second traction electric machine driver (IC4) respectively by electric-leakage detection circuit (IC10), the positive supply input that the positive supply output of storage battery (S) controls power supply (IC9) by electric-leakage detection circuit (IC10), the first fuse (IC11) with 24V is successively connected, the negative supply input that the negative supply output of storage battery (S) controls power supply (IC9) with the negative supply input of controller (IC1), the negative supply input of Oil pump electrical machinery driver (IC2), the negative supply input of the first traction electric machine driver (IC3), the negative supply input of the second traction electric machine driver (IC4), 24V is respectively connected, three signal output parts of master controller (IC1) are connected one to one by the signal input part of 16 core shielded type cables and Oil pump electrical machinery driver (IC2), the signal input part of the first traction electric machine driver (IC3), the signal input part of the second traction electric machine driver (IC4), the signal output part of master controller (IC1) is connected by the signal input part of CAN with realtime curve circuit (IC5), the signal output part of E-Gas (IC8) is connected with the signal input part of master controller (IC1) by signal isolating converter (IC6), logic processor (IC7) successively, storage battery (S), master controller (IC1), Oil pump electrical machinery driver (IC2), the first traction electric machine driver (IC3), the second traction electric machine driver (IC4), realtime curve circuit (IC5), signal isolating converter (IC6), logic processor (IC7), E-Gas (IC8), 24V control power supply (IC9), electric-leakage detection circuit (IC10), the first fuse (IC11), the second fuse (IC12) are all fixedly installed in main chamber, the three-phase power output end of the three-phase power output end of Oil pump electrical machinery driver (IC2), the three-phase power output end of the first traction electric machine driver (IC3), the second traction electric machine driver (IC4), the positive supply output of 24V control power supply (IC9) and negative supply output and 11 forceful electric power binding posts (6) connect one to one, two signal output parts of the direct current detection end of master controller (IC1), the signal output part of Oil pump electrical machinery driver (IC2), the first traction electric machine driver (IC3), two signal output parts of the second traction electric machine driver (IC4), the direct current detection end of electric-leakage detection circuit (IC10) and seven light current patchboards (7) connect one to one.
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| CN201410846432.4A CN104836485B (en) | 2014-12-31 | 2014-12-31 | A kind of downhole anti-explosion low-pressure high-power DC/AC drive devices |
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Application publication date: 20150812 Assignee: SHANXI TIANDI MINING TECHNOLOGY AND EQUIPMENT CO., LTD. Assignor: Taiyuan Institute of China Coal Technology and Engineering Group|Shanxi Tiandi Coal Mining Machinery Co., Ltd. Contract record no.: 2018140000002 Denomination of invention: A low voltage and high-power DC/AC driving device for underground explosion Granted publication date: 20170711 License type: Exclusive License Record date: 20180712 |