CN201116495Y - Electronic speed regulator - Google Patents
Electronic speed regulator Download PDFInfo
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- CN201116495Y CN201116495Y CNU200720170283XU CN200720170283U CN201116495Y CN 201116495 Y CN201116495 Y CN 201116495Y CN U200720170283X U CNU200720170283X U CN U200720170283XU CN 200720170283 U CN200720170283 U CN 200720170283U CN 201116495 Y CN201116495 Y CN 201116495Y
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Abstract
The utility model relates to an electronic speed governor, which comprises a hardware portion and a software portion, wherein the hardware portion comprises a control box, an actuator, a rotational speed sensor and a power supply, an input end of the control box is connected with the power supply via connecting wires, an output end is connected with the actuator via connecting wires, the output of the actuator controls the operation of a diesel engine via a regulating pull rod, the rotational speed sensor measures the rotational speed of the diesel engine, the output of the speed sensor is connected with another input end of the control box via connecting wires, the software portion comprises a main control module, a signal adjusting module, a rack driving module and a communication module. The electronic speed governor is convenient in installation and fine in anti-vibration performance, is oil-proof and water-proof, simultaneously largely reduces fuel consumption when running idle, and largely increases operation economical efficiency of the diesel engine. Further, the electronic speed governor can be widely applied in the locomotive diesel engine system.
Description
Technical field
The utility model relates to a kind of speed regulator, particularly about a kind of electronic speed regulator of diesel engine of diesel locomotive.
Background technique
In the century-old evolution of diesel engine, its technical merit has experienced three leaps, leap is the '20s in last century for the first time, replace the pressure accumulation type oil supply system with mechanical atomization formula oil supply system, leap is the employing of the fifties supercharging technology for the second time, and electronically controlled research of the eighties and application have brought the leap for the third time of diesel technology.The digital electronic speed regulator is the development electronic controlled diesel, particularly develops a key technology of electronic control injection system.
In the control of diesel engine of diesel locomotive, released three generations's electric control fuel oil jet system at present abroad, i.e. first generation positioning control formula, second generation time-based control and the control of third generation time and rail EFI formula system altogether.Time controls and service behaviour, technical order and the control degrees of freedom etc. of rail EFI formula system all are greatly improved altogether.At home because the research and the application level of final controlling element and sensor are lower, up to the present still there are not the exploitation of electronic speed regulator of locomotive diesel engine and the relevant report of development, electric injection system is fully from external import.
Summary of the invention
At the problems referred to above, the purpose of this utility model provides a kind of diesel engine of locomotive electronic speed regulator of position-based control.
For achieving the above object, the utility model is taked following technological scheme: a kind of electronic speed regulator, it is characterized in that: it comprises hardware components and software section, described hardware components comprises Direct box, actuator, speed probe and power supply, an input end of described Direct box is connected with described power supply by connecting lead, output terminal is connected to described actuator by lead, the output of described actuator is through the running of regulation and control pull bar control diesel engine, described speed probe is measured the rotating speed of diesel engine, and the output of described speed probe is connected to another input end of described Direct box by lead; Described software section comprises main control module, signal condition module, rack drives module and communication module.
Described Direct box comprises box body, two connectors, two cover control circuit board and two block power supply plates, and described cartridge upper surface is provided with a window; Connect to form a cover hardware circuit by connector assembly between a described connector, a described control circuit board and a described power panel, described connector connects the signal plate of described control circuit board, described power panel connects the described signal plate of described control circuit board, described power panel also is connected with described connector, another described connector, another described control circuit board and another described power panel are formed another set of identical hardware circuit, wherein the another set of each other cold standby of a cover.
Described control circuit board all adopts paster technique, and each described control circuit board all comprises protecting sheet, control panel and signal plate, adopts double-screw bolt to fix between three layers of circuit board; Orlop is described signal plate, the mesosphere is described control panel, the superiors are described protecting sheet, described control panel comprises cpu chip, regulate the PID regulator of diesel engine speed, regulate the bridge drive circuit that the PID regulator of control rack displacement, two LED nixie tubes and VMOS pipe are formed, described protecting sheet comprises the CUP chip, and described protecting sheet, described control panel and described signal plate are connected by edge-board connector between any two; The input of described signal plate is by described connector and outside described actuator, described speed probe connects, gather the diesel engine speed amount, analogue signal and switching signal, output is after treatment arrived described control panel and described protecting sheet through described edge-board connector, CPU on the described control panel carries out fuel injection quantity and rotating speed control according to the output quantity of the PID regulator of the PID regulator of the information of signal plate collection and described adjusting diesel engine speed and the displacement of described adjusting control rack, drive back output through described bridge drive circuit, carry out information interaction by dual port RAM on the described protecting sheet and described edge-board connector between described control panel and the described protecting sheet, the output of described control panel and described protecting sheet is connected to described signal plate through described edge-board connector, is connected with outside described actuator through described connector again; The given input of the PID regulator of described adjusting diesel engine speed is set by driver controller, its feedback input end connects the output of described speed probe, the PID regulator of described adjusting diesel engine speed is output as the given input of the PID regulator of described adjusting control rack displacement, described two LED nixie tubes of installing on the described control panel are observed by the window of described Direct box, and described bridge-type driving mechanism output signal is a pulse-width signal.
Described actuator comprises input plug, servomechanism, the output rocking arm, mounting bracket, connecting rod, Returnning spring, the right angle rocking arm, fixing pin, pitman coupling and elastic draw bar, described input plug is connected with described Direct box by connecting lead, the output of described input plug connects the input of described servomechanism, described output rocking arm is connected on the described output shaft by the spline housing on the described servomechanism output shaft, described output rocking arm connects described connecting rod by pin, described connecting rod connects described right angle rocking arm by pin, on the described right angle rocking arm with on the described rod head pin-and-hole that can be connected described pitman coupling and described right angle rocking arm by described fixing pin is set respectively, described pitman coupling and described elastic draw bar link by spiral shell and connect, and described elastic draw bar connects diesel injection pump control tooth bar.
Described servomechanism comprises torque motor, driving gear, transition gear, tooth sector, output shaft, measure speed gears to and angular displacement sensor, wherein said driving gear, described transition gear is right, described tooth sector is formed two stage speed change mechanism, described torque motor is driven by the described pulse-width signal of described Direct box output, described two stage speed change mechanism is controlled in the output of described torque motor, after described two stage speed change mechanism has overcome the resistance of described Returnning spring, to export transmission of torque to described output shaft, described measure speed gears passes to described angular displacement sensor to the angle of swing with described output shaft output, described angular displacement sensor is output as another input signal of described input plug, is connected to the feedback input end of the PID regulator of the described adjusting control rack displacement on the control panel described in the described Direct box.
Described actuator also comprises original mechanical hydraulic governor rocking arm, on the described mechanical hydraulic governor rocking arm pin-and-hole is set, one cotter way also is set in the described pitman coupling, and described fixing pin can couple together described mechanical-hydraulic speed governing rocking arm and described pitman coupling by pin-and-hole on the described mechanical-hydraulic speed governing rocking arm and the cotter way in the described pitman coupling.
The utility model is owing to take above technological scheme, and it has the following advantages: 1, because the box body of the utility model Direct box is the cast aluminium structure, so easy for installation, resistance to shock is good, and grease-proof and waterproof.2, so the prompt drop to 380 rev/min because the utility model can be walked around 430 rev/mins of original diesel engines minimum idle is the fuel consume when reducing idle the commentaries on classics greatly.3, because the utility model has been introduced diesel engine intake relevant parameter and load parameter, so improved the diesel engine speed regulation dynamic process, start the little or non-overshoot of rotating speed overshoot, start soft, simultaneously greatly improve diesel exhaust gas over-emitting black exhaust problem in the start-up course, improved the Economy of diesel engine operation greatly.4, because the utility model has carried out the improvement that changes with parameter and deviation to pid algorithm, so have non-linear and intelligentized characteristics.The utility model can be widely used in the diesel engine truck system.
Description of drawings
Fig. 1 is a general structure schematic representation of the present utility model
Fig. 2 is the composition structural representation of the novel middle Direct box of this use
Fig. 3 is an annexation schematic representation between actuator and bar linkage structure in the utility model
Fig. 4 is a pitman coupling schematic representation of the present utility model
Fig. 5 is a controlling party block diagram of the present utility model
Embodiment
Below in conjunction with embodiment, the utility model is explained in detail.
As shown in Figure 1, the utility model hardware components comprises compositions such as Direct box 1, actuator 2, speed probe 3 and power supply 4.1 one input ends of Direct box are connected with power supply 4 by connecting lead, power supply 4 provides 48V working power, the output terminal of Direct box 1 is connected to actuator 2 by lead, the output of actuator 2 is through the running of regulation and control pull bar control diesel engine, measure this rotating speed by speed probe 3, the output of speed probe 3 is connected to another input end of Direct box 1 by lead, as the speed feedback signal of Direct box 1.
As shown in Figure 2, Direct box 1 comprises 11, two connectors of box body, 12,13, two cover control circuit board 14,15 and two block power supply plates 16,17.Box body 11 is the cast aluminium structure, its upper surface has a window, connect to form a cover hardware circuit by connector assembly between connector 12, control circuit board 14 and the power panel 16, connector 12 connects the signal plate of control circuit board 14, realizes the transmitted in both directions of signal, and power panel 16 connects the signal plate of control circuit board 14, for control circuit board 14 provides power supply, power panel 16 also is connected with connector 12, and power panel 16 is finished the conversion of the 48V voltage of power supply 4 outputs to 5V voltage, finishes the transmitted in both directions of signal; Connector 13, control circuit board 15 and power panel 17 are formed another set of identical hardware circuit, wherein the another set of each other cold standby of a cover.Wherein, connector 12,13 is the aviation connector of grease-proof and waterproof, and power panel 16,17 is finished the conversion of DC48V to DC5V, for control circuit board 14,15 provides 5V power supply.
Control circuit board 14,15 adopts paster technique, and each control circuit board all is made up of protecting sheet, control panel and three layers of circuit board of signal plate, adopts double-screw bolt to fix between three layers of circuit board.Orlop is the signal plate of transmission I/O signal, and the input of signal plate is connected with outside actuator 2, speed probe 3 by connector 12,13, gathers diesel engine speed amount, analogue signal and switching signal; The mesosphere is for implementing the control panel of all control functions, control panel comprises cpu chip, regulate the PID regulator of diesel engine speed, regulate the PID regulator of control rack displacement, the bridge drive circuit that two LED nixie tubes and VMOS pipe are formed, wherein cpu chip is realized by the INTEL 16-bit single-chip processor, the input of regulating the PID regulator of diesel engine speed and regulating the PID of control rack displacement is respectively the given of the given and control rack of diesel engine speed, and the output of regulating the PID regulator of diesel engine speed is the given input of the PID regulator of regulating the control rack displacement, two LED nixie tubes installing on the control panel can be observed by the window of Direct box 1, they are in order to show the diesel engine running state, when electronic speed regulator is in the various operating modes of proper functioning or because fault and when diesel engine is shut down, nixie tube all can show respective code, and the bridge-type driving mechanism is worked in pulsewidth modulation (PWM) mode; The superiors are protecting sheets, and cpu chip model and the cpu chip model on the control panel that it comprises are identical, and it independently calculates rotating speed, and implement overspeed protection.Output after the shaping of interlock circuit, amplification etc. are handled on the signal process signal plate that signal plate collects is arrived control panel and protecting sheet through edge-board connector; CPU on the control panel carries out fuel injection quantity calculating and rotating speed control according to the information of signal plate collection and the PID regulator of adjusting diesel engine speed with the output quantity of the PID regulator of regulating the control rack displacement, exports behind the process bridge drive circuit.Carry out information exchange by dual port RAM on the protecting sheet and edge-board connector between control panel and the protecting sheet.The output of control panel and protecting sheet is connected to signal plate through edge-board connector, is connected with outside actuator 2 through connector 12,13, with the normal operation of control executing mechanism 2 again.
As shown in Figure 3, actuator 2 comprises input plug 201, servomechanism 202, output rocking arm 203, mounting bracket 204, connecting rod 205, Returnning spring 206, right angle rocking arm 207, fixing pin 208, pitman coupling 209 and elastic draw bar 210, input plug 201 is connected with Direct box 1 by connecting lead, the output of input plug 201 connects the input of servomechanism 202, output rocking arm 203 is connected on this output shaft by the spline housing on servomechanism 202 output shafts, output rocking arm 203 connects connecting rod 205 by pin, connecting rod 205 connects right angle rocking arm 207 by pin, right angle rocking arm 207 is by fixing pin 208 cylinder lever connecting rod connecting heads 209, and pitman coupling 209 is tipped row with elastic draw bar 210 in by spiral shell and is connected.
For the original associating speed regulator of locomotive is kept, and consider that electronic speed regulator and associating speed regulator can switch fast under special circumstances, particular design has been carried out in pitman coupling 209.As shown in Figure 3, Figure 4, the bidirectional modulation design has been adopted in pitman coupling 209, to guarantee that electronic speed regulator, mechanical hydraulic governor and diesel injection pump have common zero-bit, the right angle rocking arm 207 and the mechanical hydraulic governor rocking arm 211 of actuator 2 are on the parallel plane, and place side by side, constant with the control axis that guarantees elastic draw bar 210.On right angle rocking arm 207, be provided with a pin-and-hole in order to an end that is connected with pitman coupling 209, pitman coupling 209 is provided with a pin-and-hole and a cotter way, be installed in the pin-and-hole position of pitman coupling 209 when fixing pin 208, with right angle rocking arm 207 and pitman coupling 209 fixing after, electronic speed regulator control control rack is regulated; When fixing pin 208 is installed in the cotter way position of pitman coupling 209, with pitman coupling 209 and mechanical hydraulic governor rocking arm 211 fixing after, mechanical hydraulic governor control control rack is regulated.The selection to required speed regulator can be realized in the position that changes fixing pin 208 by said method.
As shown in Figure 5, the given rotating speed of diesel engine is set by driver controller, the actual speed of diesel engine is detected by the speed probe 3 that is loaded on diesel engine jiggering gear ring position, obtain the proportional pulse signal of frequency and rotating speed, the difference of given rotating speed and actual speed is as the input of the PID regulator of regulating diesel engine speed, its output is given as the control rack displacement, the pwm signal of exporting behind the PID regulator of adjusting control rack displacement with the difference of control rack Displacement Feedback is the input signal of actuator 2, the action of pwm signal control executing mechanism, actuator 2 is converted to pwm signal the dtc signal of external output, this dtc signal on the one hand through the output of angular displacement sensor as the control rack Displacement Feedback, on the other hand, this dtc signal is converted into corresponding displacement signal by elastic draw bar 210 outputs, the position of control diesel engine control rack, to regulate the fuel delivery per cycle of diesel engine, make diesel engine put stable operation, and diesel engine speed is output as the feedback input of the PID regulator of regulating diesel engine speed behind speed probe 3 at given rotating speed.
In addition, the control function of electronic speed regulator also comprises starting control, idle speed control, speed regulating control, overspeed protection, fault diagnosis and system protection.
According to the function that is realized, software section of the present utility model is divided into main control module, signal condition module, rack drives module and communication module.
The main control module part is mainly finished functions such as speed governing, control computing and working state of system demonstration, is the core of systems soft ware.The utility model selects for use INTEL16 position chip 80C196KC as master chip, constitute the computer controller system, every certain sampling interval, main control module is adjusted according to certain rules with parameters such as rotating speed, rack displacements, computing etc. handled, obtain corresponding regulated quantity, after the amplification of overdriving, adjust the diesel injection pump rack displacements, the variation of fuel pump supply and load is adapted, thereby the control diesel engine moves by needed stability of characteristics by actuator 2.
The signal condition module to input signals such as system frequency amount, analog amount and the switching value collection of 80196KC single-chip microcomputer, after processing such as shaping, isolation further compare, judgement, digital filtering and quantization operations or logical operation, finally draw for required various parameters and the eigenvalue of main control module, wherein the frequency quantity input channel is used for the diesel engine speed collection, sensor adopts the magnetosensitive speed probe, output signal input single-chip microcomputer after shaping is isolated is imported the HIS port at a high speed, to calculate the diesel engine actual speed; The analog input channel is used for the input of given rotating speed signal, rack displacement feedback signal and other analog amounts, isolates and amplifies after 8 tunnel 10 A/D of 80C19KC change; The switching value input, is converted to digital quantity by parallel port chip 8255, and this digital quantity is sent on the data/address bus of CPU after isolation, shaping from the input switch amount of driver controller.
The rack drives module section is mainly realized the functions such as isolation, shaping and driving of system output signal, and for improving the resolution of pwm signal, pwm signal is by exporting the output of HSO passage at a high speed.
Communication module is in each sampling period, with the fault value under the main intermediate value in input, output parameter and the control procedure of electronic speed regulator and intermediate results of operations, eigenvalue, the fault state, deliver to the corresponding units of dual port RAM, read by the PC bitcom of special use.
Although disclose specific embodiments of the invention and accompanying drawing for the purpose of illustration, its purpose is to help to understand content of the present invention and implement according to this, but it will be appreciated by those skilled in the art that: without departing from the spirit and scope of the invention and the appended claims, various replacements, variation and modification all are possible.Therefore, the present invention should not be limited to most preferred embodiment and the disclosed content of accompanying drawing, and claimed scope is as the criterion with the scope that claims define.
Claims (10)
1, a kind of electronic speed regulator, it is characterized in that: it comprises hardware components and software section, described hardware components comprises Direct box, actuator, speed probe and power supply, an input end of described Direct box is connected with described power supply by connecting lead, output terminal is connected to described actuator by lead, the output of described actuator is through the running of regulation and control pull bar control diesel engine, described speed probe is measured the rotating speed of diesel engine, and the output of described speed probe is connected to another input end of described Direct box by lead; Described software section comprises main control module, signal condition module, rack drives module and communication module.
2, a kind of electronic speed regulator as claimed in claim 1 is characterized in that: described Direct box comprises box body, two connectors, two cover control circuit board and two block power supply plates, and described cartridge upper surface is provided with a window; Connect to form a cover hardware circuit by connector assembly between a described connector, a described control circuit board and a described power panel, described connector connects the signal plate of described control circuit board, described power panel connects the described signal plate of described control circuit board, described power panel also is connected with described connector, another described connector, another described control circuit board and another described power panel are formed another set of identical hardware circuit, wherein the another set of each other cold standby of a cover.
3, a kind of electronic speed regulator as claimed in claim 1, it is characterized in that: described control circuit board all adopts paster technique, and each described control circuit board all comprises protecting sheet, control panel and signal plate, adopts double-screw bolt to fix between three layers of circuit board; Orlop is described signal plate, the mesosphere is described control panel, the superiors are described protecting sheet, described control panel comprises cpu chip, regulate the PID regulator of diesel engine speed, regulate the bridge drive circuit that the PID regulator of control rack displacement, two LED nixie tubes and VMOS pipe are formed, described protecting sheet comprises the CUP chip, and described protecting sheet, described control panel and described signal plate are connected by edge-board connector between any two;
The input of described signal plate is by described connector and outside described actuator, described speed probe connects, gather the diesel engine speed amount, analogue signal and switching signal, output is after treatment arrived described control panel and described protecting sheet through described edge-board connector, CPU on the described control panel carries out fuel injection quantity and rotating speed control according to the output quantity of the PID regulator of the PID regulator of the information of signal plate collection and described adjusting diesel engine speed and the displacement of described adjusting control rack, drive back output through described bridge drive circuit, carry out information interaction by dual port RAM on the described protecting sheet and described edge-board connector between described control panel and the described protecting sheet, the output of described control panel and described protecting sheet is connected to described signal plate through described edge-board connector, is connected with outside described actuator through described connector again;
The given input of the PID regulator of described adjusting diesel engine speed is set by driver controller, its feedback input end connects the output of described speed probe, the PID regulator of described adjusting diesel engine speed is output as the given input of the PID regulator of described adjusting control rack displacement, described two LED nixie tubes of installing on the described control panel are observed by the window of described Direct box, and described bridge-type driving mechanism output signal is a pulse-width signal.
4, a kind of electronic speed regulator as claimed in claim 2, it is characterized in that: described control circuit board all adopts paster technique, and each described control circuit board all comprises protecting sheet, control panel and signal plate, adopts double-screw bolt to fix between three layers of circuit board; Orlop is described signal plate, the mesosphere is described control panel, the superiors are described protecting sheet, the bridge drive circuit that described control panel comprises cpu chip, regulates the PID regulator of diesel engine speed, regulates control rack displacement PID regulator, two LED nixie tubes and VMOS pipe are formed, described protecting sheet comprises the CUP chip, and described protecting sheet, described control panel and described signal plate are connected by edge-board connector between any two;
The input of described signal plate is connected with outside described actuator by described connector, gather the diesel engine speed amount, analogue signal and switching signal, output is after treatment arrived described control panel and described protecting sheet through described edge-board connector, CPU on the described control panel carries out fuel injection quantity and rotating speed control according to the output quantity of the PID regulator of the PID regulator of the information of signal plate collection and described adjusting diesel engine speed and the displacement of described adjusting control rack, drive back output through described bridge drive circuit, carry out information interaction by dual port RAM on the described protecting sheet or described edge-board connector between described control panel and the described protecting sheet, the output of described control panel and described protecting sheet is connected to described signal plate through described edge-board connector, is connected with outside described actuator through described connector again;
The given input of the PID regulator of described adjusting diesel engine speed is set by driver controller, its feedback input end connects the output of described speed probe, the PID regulator of described adjusting diesel engine speed is output as the given input of the PID regulator of described adjusting control rack displacement, described two LED nixie tubes of installing on the described control panel are observed by the window of described Direct box, and described bridge-type driving mechanism output signal is a pulse-width signal.
5, as claim 1 or 2 or 3 or 4 described a kind of electronic speed regulators, it is characterized in that: described actuator comprises input plug, servomechanism, the output rocking arm, mounting bracket, connecting rod, Returnning spring, the right angle rocking arm, fixing pin, pitman coupling and elastic draw bar, described input plug is connected with described Direct box by connecting lead, the output of described input plug connects the input of described servomechanism, described output rocking arm is connected on the described output shaft by the spline housing on the described servomechanism output shaft, described output rocking arm connects described connecting rod by pin, described connecting rod connects described right angle rocking arm by pin, on the described right angle rocking arm with on the described rod head pin-and-hole that can be connected described pitman coupling and described right angle rocking arm by described fixing pin is set respectively, described pitman coupling and described elastic draw bar link by spiral shell and connect, and described elastic draw bar connects diesel injection pump control tooth bar.
6, as claim 1 or 2 or 3 or 4 described a kind of electronic speed regulators, it is characterized in that: described servomechanism comprises torque motor, driving gear, transition gear, tooth sector, output shaft, measure speed gears to and angular displacement sensor, wherein said driving gear, described transition gear is right, described tooth sector is formed two stage speed change mechanism, described torque motor is driven by the described pulse-width signal of described Direct box output, described two stage speed change mechanism is controlled in the output of described torque motor, after described two stage speed change mechanism has overcome the resistance of described Returnning spring, to export transmission of torque to described output shaft, described measure speed gears passes to described angular displacement sensor to the angle of swing with described output shaft output, described angular displacement sensor is output as another input signal of described input plug, is connected to the feedback input end of the PID regulator of the described adjusting control rack displacement on the control panel described in the described Direct box.
7, a kind of electronic speed regulator as claimed in claim 5, it is characterized in that: described servomechanism comprises torque motor, driving gear, transition gear, tooth sector, output shaft, measure speed gears to and angular displacement sensor, wherein said driving gear, described transition gear is right, described tooth sector is formed two stage speed change mechanism, described torque motor is driven by the described pulse-width signal of described Direct box output, described two stage speed change mechanism is controlled in the output of described torque motor, after described two stage speed change mechanism has overcome the resistance of described Returnning spring, to export transmission of torque to described output shaft, described measure speed gears passes to described angular displacement sensor to the angle of swing with described output shaft output, described angular displacement sensor is output as another input signal of described input plug, is connected to the feedback input end of the PID regulator of the described adjusting control rack displacement on the control panel described in the described Direct box.
8, as claim 1 or 2 or 3 or 4 or 7 described a kind of electronic speed regulators, it is characterized in that: described actuator also comprises original mechanical hydraulic governor rocking arm, on the described mechanical hydraulic governor rocking arm pin-and-hole is set, one cotter way also is set in the described pitman coupling, and described fixing pin can couple together described mechanical-hydraulic speed governing rocking arm and described pitman coupling by pin-and-hole on the described mechanical-hydraulic speed governing rocking arm and the cotter way in the described pitman coupling.
9, a kind of electronic speed regulator as claimed in claim 5, it is characterized in that: described actuator also comprises original mechanical hydraulic governor rocking arm, on the described mechanical hydraulic governor rocking arm pin-and-hole is set, one cotter way also is set in the described pitman coupling, and described fixing pin can couple together described mechanical-hydraulic speed governing rocking arm and described pitman coupling by pin-and-hole on the described mechanical-hydraulic speed governing rocking arm and the cotter way in the described pitman coupling.
10, a kind of electronic speed regulator as claimed in claim 6, it is characterized in that: described actuator also comprises original mechanical hydraulic governor rocking arm, on the described mechanical hydraulic governor rocking arm pin-and-hole is set, one cotter way also is set in the described pitman coupling, and described fixing pin can couple together described mechanical-hydraulic speed governing rocking arm and described pitman coupling by pin-and-hole on the described mechanical-hydraulic speed governing rocking arm and the cotter way in the described pitman coupling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200720170283XU CN201116495Y (en) | 2007-08-20 | 2007-08-20 | Electronic speed regulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200720170283XU CN201116495Y (en) | 2007-08-20 | 2007-08-20 | Electronic speed regulator |
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| Publication Number | Publication Date |
|---|---|
| CN201116495Y true CN201116495Y (en) | 2008-09-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU200720170283XU Expired - Fee Related CN201116495Y (en) | 2007-08-20 | 2007-08-20 | Electronic speed regulator |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101576012B (en) * | 2009-05-19 | 2012-01-11 | 北京东风机车电器厂 | Electronic speed-regulating method and speed-regulating device thereof |
| CN103147861A (en) * | 2013-03-13 | 2013-06-12 | 重庆康明斯发动机有限公司 | Method and device for controlling diesel engine start smoke intensity |
| CN105065130A (en) * | 2015-09-06 | 2015-11-18 | 中国人民解放军军械工程学院 | Diesel engine digital speed regulating control device and control method thereof |
-
2007
- 2007-08-20 CN CNU200720170283XU patent/CN201116495Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101576012B (en) * | 2009-05-19 | 2012-01-11 | 北京东风机车电器厂 | Electronic speed-regulating method and speed-regulating device thereof |
| CN103147861A (en) * | 2013-03-13 | 2013-06-12 | 重庆康明斯发动机有限公司 | Method and device for controlling diesel engine start smoke intensity |
| CN103147861B (en) * | 2013-03-13 | 2015-11-25 | 重庆康明斯发动机有限公司 | A kind of diesel engine starting smoke intensity controlling method and diesel engine starting smoke intensity control gear |
| CN105065130A (en) * | 2015-09-06 | 2015-11-18 | 中国人民解放军军械工程学院 | Diesel engine digital speed regulating control device and control method thereof |
| CN105065130B (en) * | 2015-09-06 | 2018-07-06 | 中国人民解放军军械工程学院 | A kind of diesel engine digital speed-regulating control device and its control method |
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