CN202054020U - Mining trolley locomotive - Google Patents
Mining trolley locomotive Download PDFInfo
- Publication number
- CN202054020U CN202054020U CN2010206255923U CN201020625592U CN202054020U CN 202054020 U CN202054020 U CN 202054020U CN 2010206255923 U CN2010206255923 U CN 2010206255923U CN 201020625592 U CN201020625592 U CN 201020625592U CN 202054020 U CN202054020 U CN 202054020U
- Authority
- CN
- China
- Prior art keywords
- locomotive
- speed
- circuit
- control
- igbt
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P80/00—Climate change mitigation technologies for sector-wide applications
- Y02P80/10—Efficient use of energy, e.g. using compressed air or pressurized fluid as energy carrier
Landscapes
- Electric Propulsion And Braking For Vehicles (AREA)
- Control Of Direct Current Motors (AREA)
Abstract
The utility model discloses a mining trolley locomotive which comprises a locomotive body, a speed regulating device and a control device. The speed regulating device comprises a trolley DC (direct current) power supply, a reversing circuit, an IGBT (Insulated Gate Bipolar Translator) module, a Hall current sensor and a PLC (Programmable Logic Controller), wherein the reversing circuit is connected with the trolley DC power supply; the IGBT module is connected with a current output end of the reversing circuit; the Hall current sensor is used for detecting a current of a motor; and the PLC is connected with the Hall current sensor for controlling the IGBT module. An IGBT is used as a main power component of the locomotive, so that the defects of conventional resistance speed regulation and controlled silicon speed regulation are overcome. The mining trolley locomotive has the characteristics that the mining trolley locomotive has an advanced circuit, is simple to control, has large starting torque, is stable to regulate the speed, is subjected to modular design, has novel structure, is simple to operate, has high reliability, is simple and convenient to maintain, has low cost and the like. The conduction ratio of a chopper circuit can be effectively controlled. The operating speed and the working efficiency of the locomotive are effectively improved. The Hall current sensor is adopted to control switch-on of a driving circuit power supply and the speed of the locomotive, so that the safety and the stability of the locomotive are improved.
Description
Technical field
The utility model relates to the electric locomotive technical field, specifically is a kind of stringing formula mining electric locomotive.
Background technology
What for a long time, stringing formula industrial-mineral electric locomotive adopted is resistance step speed regulation control technology.The rheostatic speed regulation starting-impact is big, consumption of current is big, adopts mechanical braking, and delay of response, operation is clumsy, mechanical wear is big, and maintenance is frequent, service expenditure is high, and the time of delaying work that stops production is long.
The eighties, the SCR control technology is introduced locomotive throttle control, back development IGBT speed adjusting technique so far, the rheostatic speed regulation that compares, technical had a very big progress, starts steady relatively, infinite speed variation, tractive force has raising, and fault rate is low, but still exist poor reliability, maintenance difficulty big, defectives such as mechanical braking, delay of response, operation clumsiness, and, employing be three split type, form by driver controller, chopping regulating speed control box, reactor box, install and use very inconvenient.
The utility model content
The technical problems to be solved in the utility model provides a kind of good reliability, simple to operate, better safety performance stringing formula mining electric locomotive.
For solving the problems of the technologies described above, the utility model provides a kind of stringing formula mining electric locomotive, comprises car body and be arranged on the speed regulation device on the car body and take charge of controlling device; Described speed regulation device comprises the PLC that is used to control described IGBT module that stringing formula direct supply, being used to of linking to each other with stringing formula direct supply are controlled the commutating circuit of the motor commutation of mining electric locomotive, the IGBT module that is used to control current of electric that links to each other with the current output terminal of commutating circuit, the Hall current sensor that is used to detect described current of electric size, link to each other with this Hall current sensor.
Further, be provided with the full speed master cock SK2 that is used to control described motor full speed running between the current input terminal of described IGBT module 3 and the current output terminal.
Further, described PLC5 is connected with the alignment circuit 7 that is used to control described motor speed.
Further, described department control device comprises: governor handle, reversing handle, luminous lamp switch knob; Between described governor handle and reversing handle mechanical interlock is arranged.
Further, described commutating circuit, IGBT module, PLC and alignment circuit are arranged on the heat-dissipating aluminium plate.
The technique effect that the utlity model has:
(1) to have adopted the speed governing system of closed loop control and isolated gate pole power transistor IGBT be main power component to the utility model, use intelligent logical circuit control-driven system, fundamentally solved the defective of traditional rheostatic speed regulation and thyristor speed control, has the circuit advanced person, control is simple, staring torque is big, speed governing is steady, modular design, novel structure, simple to operate, the reliability height, energy-conservation, keep in repair easy, characteristics such as expense is low, advantages such as no arc switching, be at the state-of-the-art speed regulation device of domestic stringing formula industrial-mineral electric locomotive, can with the supporting use of new locomotive, also can reequip old locomotive.
(2) in the utility model, described IGBT module has solved the defective of rheostatic speed regulation and thyristor speed control, and the IGBT chopping regulating speed is compared with rheostatic speed regulation and had better energy-saving effect.The IGBT module adopts the IGBT power component of extremely low conduction voltage drop, cooperates concrete optimization circuit again, and comparable traditional rheostatic speed regulation is energy-conservation more than 30%.
(3) in the utility model, adopt PLC to detect current of electric through Hall current sensor In, and the IGBT module is controlled by pwm signal, can the conduction ratio of each IGBT power component be control effectively, conduction ratio can be controlled at 5% to 95%, effectively improve locomotive running speed and work efficiency thereof.In addition, this kind structure adopts the connection and the locomotive rotating speed of Hall current sensor control Driver Circuit power supply, has improved the safety and stability of locomotive.
(4) in the utility model, described department control device comprises: governor handle, reversing handle, luminous lamp switch knob; Between described governor handle and reversing handle mechanical interlock is arranged.This kind structure can realize the interlocking between speed governing and commutation, novel structure, and easy operating, collection commutation, speed governing, braking are one, and can adopt stepless speed regulation technology, make locomotive start, operate steadily, and have improved the safety of locomotive.
(5) in the utility model, described commutating circuit, IGBT module, PLC and alignment circuit are arranged on the heat-dissipating aluminium plate.This kind structure has good heat dispersion, guarantees the stability and the reliability of its long-term use.
Description of drawings
For the easier quilt of content of the present utility model is clearly understood, below the specific embodiment and in conjunction with the accompanying drawings of basis, the utility model is described in further detail, wherein
Fig. 1 is the structural representation of guidance panel of the present utility model;
Fig. 2 is the circuit block diagram of speed regulation device in the stringing formula mining electric locomotive of the present utility model;
Fig. 3 is the electrical schematic diagram of speed regulation device in the stringing formula mining electric locomotive shown in Figure 2.
The specific embodiment
1-3 is elaborated to the utility model below in conjunction with accompanying drawing:
See Fig. 1-3, device is controlled in the stringing formula mining electric locomotive car body of present embodiment and the speed regulation device and the department that are arranged on the car body; Described speed regulation device comprises: the PLC5 that is used to control described IGBT module 3 that stringing formula direct supply 1, being used to of linking to each other with stringing formula direct supply 1 are controlled the commutating circuit 2 of the motor commutation of mining electric locomotive, the IGBT module 3 that is used to control current of electric that links to each other with the current output terminal of commutating circuit 2, the Hall current sensor In that is used to detect described current of electric size, link to each other with this Hall current sensor In.
Be provided with the full speed master cock SK2 that is used to control described motor full speed running between the current input terminal of described IGBT module 3 and the current output terminal.
Described PLC5 is connected with the alignment circuit 7 that is used to control described motor speed.
Stringing formula direct supply 1 links to each other with the current input terminal of commutating circuit 2 by master cock SK1.
IGBT module 3 comprises: an IGBT circuit VT1 and the 2nd IGBT circuit VT2.
The stringing formula mining electric locomotive of present embodiment also comprises the lamp-controlling circuit that links to each other with stringing formula direct supply 1; Described lamp-controlling circuit comprises two indicator lamp groups, rotation department control K switch and horn circuit; Described rotation department control K switch comprises headlight, back light and 0 three gears; The headlight retaining of described rotation department control K switch is electrically connected the first indicator lamp group, and the back light gear of described rotation department control K switch is electrically connected the second indicator lamp group, and the 0 gear sky that K switch is controlled in described rotation department connects.
Stringing formula direct supply 1 comprises: the automatic switch QF that links to each other with dc electric, reservoir capacitance C1 and filter capacitor C2.
In the present embodiment, described motor comprises a pair of motor M 1 and M2, and commutating circuit 2 comprises contactless switch k1, k2, k3, k4, k5, k6, k7, k8 and the braking resistor RZ of the forward and backward that is used to control motor M 1, M2; Described braking resistor RZ is controlled by switch S K3.
Described commutating circuit, IGBT module, PLC and alignment circuit are arranged on the heat-dissipating aluminium plate.This kind structure has good heat dispersion, guarantees the stability and the reliability of its long-term use.
See Fig. 1, the stringing formula mining electric locomotive of present embodiment also comprises department's control device 6; Described department control device 6 comprises:
The principle of work of the stringing formula mining electric locomotive of present embodiment is as follows:
(1), the automatic switch QF that closes, main power source is connected, voltage-stabilized power supply circuit is started working simultaneously, governor box work loop gets.
(2), operate reversing handle " forward " or " backward ", motor circuit connection; Reversing handle has three retainings to switch the position, connects K1, K3, K5, K7 when " 0 " position is off-state, " forward "; " backward " connect K2, K4, K6, K8 the time; Change the motor hand of rotation, realize that locomotive advances, retreats and stops.
(3), operating handle control SK1, SK2, the control main circuit power is connected, the total head operation, controls Hall current sensor In simultaneously, the connection of control Driver Circuit power supply and the speed governing of locomotive.This speed governing system adopts IGBT high voltage switch device, and mode is fixed frequency modulated PWM (a PWM mode); IGBT is the full control power switch component that is combined with high power transistor by field effect transistor, its switching frequency height; When grid applies+break-over of device during 15V voltage, pressure drop is about 2V during conducting, turn-offs when grid applies 0 device during to-15V voltage; Because IGBT operating switch state, when conducting is turn-offed loss very little, so energy-saving effect is remarkable under the speed governing state, can guarantee that the electric energy below 99% is used for motor; IGBT is connected in " series excitation type " traction motor circuit, and when an IGBT circuit (VT1) among the IGBT or the 2nd IGBT circuit (VT2) conducting, current of electric is linear to rise; When IGBT turn-offed, electric current is linear to descend; Because switching frequency height (2KHz), the electric current equivalence of actual locomotive is a DC current, conducting by IGBT, turn-off time ratio (are promptly regulated than α=Ton/T), can change the average voltage at motor two ends, thereby are changed rotating speed of motor, realize the locomotive throttle purpose; The various defencive functions of governor such as soft start, under-voltage, overvoltage, constant current, short-circuit protection etc. also can be realized by the conducting of regulating IGBT, the ratio of turn-off time.
(4), during electric braking, operating handle is pulled " 0 " position down, SK1, SK2 disconnect, the operating motor of the closed ， Inertia of SK3 transfers generator operation to, power consumption reaches the purpose of snap catch in braking resistor.
Obviously, the foregoing description only is for the utility model example clearly is described, and is not to be qualification to embodiment of the present utility model.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here need not also can't give exhaustive to all embodiments.And these belong to conspicuous variation or the change that spirit of the present utility model extended out and still are among the protection domain of the present utility model.
Claims (5)
1. a stringing formula mining electric locomotive comprises car body and is arranged on the speed regulation device on the car body and takes charge of and controls device; It is characterized in that: described speed regulation device comprises the PLC (5) that is used to control described IGBT module (3) that stringing formula direct supply (1), being used to of linking to each other with stringing formula direct supply (1) are controlled the commutating circuit (2) of the motor commutation of mining electric locomotive, the IGBT module (3) that is used to control current of electric that links to each other with the current output terminal of commutating circuit (2), the Hall current sensor (In) that is used to detect described current of electric size, link to each other with this Hall current sensor (In).
2. stringing formula mining electric locomotive according to claim 1 is characterized in that: described department's control device (6) comprising: governor handle (61), reversing handle (62), luminous lamp switch knob (64); Between described governor handle (61) and reversing handle (62) mechanical interlock (63) is arranged.
3. stringing formula mining electric locomotive according to claim 1 is characterized in that: be provided with the full speed master cock (SK2) that is used to control described motor full speed running between the current input terminal of described IGBT module (3) and the current output terminal.
4. stringing formula mining electric locomotive according to claim 1 is characterized in that: described PLC (5) is connected with the alignment circuit (7) that is used to control described motor speed.
5. stringing formula mining electric locomotive according to claim 4 is characterized in that: described commutating circuit (2), IGBT module (3), PLC (5) and alignment circuit (7) are arranged on the heat-dissipating aluminium plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206255923U CN202054020U (en) | 2010-11-25 | 2010-11-25 | Mining trolley locomotive |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206255923U CN202054020U (en) | 2010-11-25 | 2010-11-25 | Mining trolley locomotive |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202054020U true CN202054020U (en) | 2011-11-30 |
Family
ID=45014003
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206255923U Expired - Fee Related CN202054020U (en) | 2010-11-25 | 2010-11-25 | Mining trolley locomotive |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202054020U (en) |
-
2010
- 2010-11-25 CN CN2010206255923U patent/CN202054020U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201941775U (en) | Storage battery type mining electric locomotive | |
| CN101425771A (en) | Control circuit, braking method, energy production method and device for DC motor | |
| CN201248024Y (en) | DC drive system for mining side dismounting rock machine or mining digging drill vehicle running | |
| CN201994900U (en) | Storage battery mining electric locomotive speed regulation device | |
| CN201616807U (en) | Motor control device for permanent-magnet motor direct-driving screw-pump oil extractor | |
| CN201910758U (en) | Speed control device of overhead line type mining electric locomotive | |
| CN201433850Y (en) | DC variable pitch system having super-capacitor energy accumulation | |
| CN202054020U (en) | Mining trolley locomotive | |
| CN202634344U (en) | Motorcycle magneto controller with integrated voltage regulating and charging functions | |
| CN205945570U (en) | Digital electrical mining locomotive direct current copped wave speed control system | |
| CN206347085U (en) | The friction speed linkage of novel energy-conserving Electromagnetic Control | |
| CN204928632U (en) | Three phase machine just reversing control circuit and heavily loaded railcar | |
| CN204859050U (en) | High -power dc motor drive control device | |
| CN203691309U (en) | Chopper for mining explosion-proof type storage battery locomotive | |
| CN201069861Y (en) | Reverser speed-adjusting device for lifter | |
| CN203057052U (en) | Motor control system of low voltage direct current frequency conversion range hood | |
| CN203797548U (en) | Solar street lamp system capable of automatically tracking sun | |
| CN207096386U (en) | A kind of frequency converter dynamic braking unit test system | |
| CN103256163B (en) | A kind of vehicle starting controller | |
| CN205545039U (en) | Novel electrical mining locomotive PWM copped wave timing control ware | |
| CN201594807U (en) | Pumping unit speed regulating and dragging device | |
| CN204551561U (en) | The speed self trim device of the bulldozer that a kind of permanent magnet synchronous AC motor drives | |
| CN105515476A (en) | Device and method for improving short-circuit overload capacity of brushless electro-magnetic shaft-driven power generation system | |
| CN201721347U (en) | Electric control device of electric locomotive controller | |
| CN104999898A (en) | Combined driving motor and application method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111130 Termination date: 20151125 |