CN202541321U - Wireless electronic remote throttle controller for electronic fuel injection engine - Google Patents
Wireless electronic remote throttle controller for electronic fuel injection engine Download PDFInfo
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- CN202541321U CN202541321U CN2011204407697U CN201120440769U CN202541321U CN 202541321 U CN202541321 U CN 202541321U CN 2011204407697 U CN2011204407697 U CN 2011204407697U CN 201120440769 U CN201120440769 U CN 201120440769U CN 202541321 U CN202541321 U CN 202541321U
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Abstract
The utility model belongs to the technology of throttle control for an electronic fuel injection engine of an automobile, and relates to a wireless electronic remote throttle controller for an electronic fuel injection engine, comprising a wireless transmitting module, a wireless receiving module, a power supply processing module, a wireless signal processing module, an MCU processing module, and a D/A converting module; the wireless transmitting module transmits a corresponding signal, a corresponding output pin of the wireless receiving module outputs a level signal, the wireless signal processing module makes the MCU processing module output a corresponding level signal after optical coupling isolation, and via SPI bus communication, the D/A converting module is made to output a corresponding voltage signal controlling the opening degree of a throttle. The wireless electronic remote throttle controller is advantageous in that, the wireless receiving module, the power supply processing module, the wireless signal processing module, the MCU processing module, and the D/A converting module are integrated in a control box, and the control box is directly installed in a cab, and adjustment of the opening degree of the throttle can be realized via wireless remote control, solving the problem that adjustment can not be performed since a person can not touch the throttle handle due to environment reasons.
Description
Technical field
The utility model belongs to automotive electric injection engine throttle sensor circuit engineering field, relates to the wireless remote control of BBG accelerator open degrees such as vehicle in bulk and engineering loading vehicles, relates in particular to the long-range accel control of a kind of BBG wireless electron.
Background technology
Along with the enforcement of automobile state three effluent standards, automobile must use BBG, and the essential E-gas that uses of BBG is regulated its rotating speed.Usually; The throttle of vehicle is installed in just can accomplish the operation to throttle in the operator's compartment, yet, for the operation oil tank; The load wagon of bulk cement tank etc.; In order to control the amount of loading and unloading article intuitively, control the throttle size and support and hold its speed while then need observe the discharging amount at material, control its flow.Therefore, must install long-range throttle additional.Existing long-range throttle mostly is mounted in the outer fixing position of operator's compartment and through lead itself and driving engine is connect; Therefore the long wiring of vehicle lead bothers, and particularly the frequent environment of living in of vehicle is more abominable, makes the easy foreigner of lead; Disturbing increases; Because long-range throttle adjustment handle is fixing therefore to regulate inconveniently especially onboard, particularly the people can't run into throttle control handle so a lot of times of throttle all can't be regulated when limited job space again.And existing long-range throttle sensor adopts contact resistance film or contactless Hall element more; These two kinds of sensors all can have mechanical wear so life-span in operation be limited; Especially when sensor when bipotential is exported; Because two standalone sensors can not keep fully synchronously in when motion, so the synchronous linearity of sensor is difficult in assurance, so consumption of fuel increases.
Summary of the invention
The purpose of the utility model is to propose the long-range accel control of a kind of BBG wireless electron.
The technical scheme that the utility model adopts is: the long-range accel control of a kind of BBG wireless electron includes wireless sending module, wireless receiving module, power supply processing module, wireless signal processing module, MCU processing module and D/A modular converter; Described wireless receipts module is arranged in the remote pendant; Described remote pendant has four buttons of control throttle size adjustment; Four kinds of operating modes of four the corresponding respectively control Motronic control maps of button throttles are respectively the button of controlling idling, control the button of most economical rotating speed; Control the button of stepless acceleration, control the button of stepless deceleration; Wireless sending module is through four buttons that remote pendant had, and correspondence is sent the signal of four kinds of different frequencies; The signal of four kinds of different frequencies that four buttons that the corresponding remote pendant of described wireless receiving module is had and wireless sending module send has five at least in order to export the output pin of high and low level signal; Wireless receiving module compiles the frequency signal that receives, and through with the cooresponding output pin output of institute receiving frequency signals high level, with the cooresponding output pin output low level of other three frequency signals; Described wireless receiving module is provided with output pin and this output pin of only when compiling successfully, exporting high level and is set to non-locking type; Power supply processing module is that wireless receiving module and MCU processing module provide working power, also for the D/A modular converter working power and conversion benchmark is provided simultaneously; Described wireless signal processing module mainly is made up of resistance and optocoupler, is provided with five optocoupler OC1, OC2, OC3, OC4, OC5, and five output pins of exporting high and low level signals with wireless receiving module are corresponding respectively; The high and low level of wireless receiving module output is carried out flowing to after photoelectricity is isolated again the input interface of pairing MCU processing module with optocoupler; The MCU processing module is made up of N1 MCU chip AT89C2051 and resistance, electric capacity, crystal oscillator, and said MCU processing module has respectively five cooresponding input interfaces of output signal with the wireless signal processing module; Two delivery ports of MCU processing module send control data as spi bus sda line and scl line respectively, pass to D/A conversion process module to control command; Said D/A modular converter is made up of U1, U2 capacitor C 2, C4, the D/A conversion chip MAX518 of U1, U2 employing MAXIM company support spi bus or MAX517, MAX519; Wherein 4 pin of 3 pin of U1 and U2 connect mutually, connect the scl line of spi bus, and 4 pin of U1 and 3 pin of U2 connect the sda line that connects spi bus mutually; The voltage of the 1 pin output control accelerator open degree of U2.
Described wireless receiving module, power supply processing module, wireless signal processing module, MCU processing module and D/A modular converter are integrated in the control capsule, and control capsule is directly installed in the operator's compartment.
After the utility model adopts above scheme; Because wireless receiving module, power supply processing module, wireless signal processing module, MCU processing module and D/A modular converter are integrated in the control capsule; And control capsule is directly installed in the operator's compartment; Realize the throttle size adjustment through the button above the wireless remotely-controlled device, solve because environment badly makes product accelerate to wear out.Owing to adopt wireless transmission operation signal so wireless processing module (remote pendant), thoroughly solved situation about can't regulate simultaneously because environment reason makes the people touch throttle control handle as long as in active distance, can control to throttle with control capsule.Because output signal is to control through the MCU processing module; Therefore as long as the adjustment delivery curve just can satisfy the BBG curve of different model and brand; Because MCU adopts spi bus control D/A conversion chip, therefore can make its output error in 2/1000ths.
Description of drawings
Fig. 1 is the formation block diagram of the long-range accel control of BBG wireless electron of the present invention.
Fig. 2 is the electrical schematic diagram of power supply processing module of the present invention.
Fig. 3 is the electrical schematic diagram of wireless signal processing module of the present invention.
Fig. 4 is the electrical schematic diagram of MCU processing module of the present invention.
Fig. 5 is the electrical schematic diagram of D/A modular converter of the present invention.
Specific embodiments,
In conjunction with accompanying drawing and specific embodiment the utility model is explained, but is not constituted restriction the utility model:
As shown in Figure 1, the long-range accel control of a kind of BBG wireless electron comprises wireless sending module, wireless receiving module, power supply processing module, wireless signal processing module, MCU processing module and D/A modular converter; Receive module and ripe superheterodyne reception module ZABY1-4 and the ZW20-J in wireless receiving module use market for wherein wireless; Described wireless receipts module is arranged in the remote pendant; Described remote pendant has four buttons realizing the throttle size adjustment; Four kinds of operating modes of four the corresponding respectively control Motronic control maps of button throttles are respectively the button of controlling idling, control the button of most economical rotating speed; Control the button of stepless acceleration, control the button of stepless deceleration; Wireless sending module is through four buttons that remote pendant had, and correspondence is sent the signal of four kinds of different frequencies; The signal of four kinds of different frequencies that four buttons that the corresponding remote pendant of described wireless receiving module is had and wireless sending module send has five at least in order to export the output pin of high and low level signal; Wireless receiving module compiles the frequency signal that receives, and through with the cooresponding output pin output of institute receiving frequency signals high level, with the cooresponding output pin output low level of other three frequency signals; Described wireless receiving module is provided with output pin and this output pin of only when compiling successfully, exporting high level and is set to non-locking type; Described wireless signal processing module mainly is made up of resistance and optocoupler, is provided with five optocoupler OC1, OC2, OC3, OC4, OC5, and five output pins of exporting high and low level signals with wireless receiving module are corresponding respectively; The high and low level of wireless receiving module output is carried out flowing to after photoelectricity is isolated again the input interface of pairing MCU processing module with optocoupler; The MCU processing module is made up of N1 MCU chip AT89C2051 and resistance, electric capacity, crystal oscillator, and said MCU processing module has respectively five cooresponding input interfaces of output signal with the wireless signal processing module; Two delivery ports of MCU processing module send control data as spi bus sda line and scl line respectively, pass to D/A conversion process module to control command; Said D/A modular converter is made up of U1, U2 capacitor C 2, C4, the D/A conversion chip MAX518 of U1, U2 employing MAXIM company support spi bus or MAX517, MAX519; Wherein 4 pin of 3 pin of U1 and U2 connect mutually, connect the scl line of spi bus, and 4 pin of U1 and 3 pin of U2 connect the sda line that connects spi bus mutually; The voltage of the 1 pin output control accelerator open degree of U2.
Described wireless receiving module, power supply processing module, wireless signal processing module, MCU processing module and D/A modular converter are integrated in the control capsule, and control capsule is directly installed in the operator's compartment.
Wireless sending module (remote controller) and control capsule are in active distance; Above the operator presses remote controller during the idling button; 2, the 7 pin output high level of the JP2 of wireless module; Make 17,15 pin of the N1 of MCU processing module be drawn as low level after the light-coupled isolation through the wireless signal processing module, then carry out the idling program after N1 gathers and make U1 and U2 output relevant voltage signal through the spi bus communication; Above the operator presses remote controller during most economical rotating speed button; 2, the 6 pin output high level of the JP2 of wireless module; Make 16,15 pin of the N1 of MCU processing module be drawn as low level after the light-coupled isolation through the wireless signal processing module; Then carry out most economical rotating speed program after N1 gathers and make U1 and U2 output relevant voltage signal through the spi bus communication, when throttle increase or throttle reduce button above the operator presses remote controller, corresponding 2,4 or 2, the 5 pin output of the JP2 of wireless module high level; Make 15,13,12 pin of the N1 of MCU processing module be drawn as low level after the light-coupled isolation through the wireless signal processing module; Carry out then after N1 gathers that throttle increases or throttle reduces program and makes U1, the U2 output voltage increases or reduces, throttle increase or the size that reduces by operating all button time length decisions.
Power supply processing module as shown in Figure 2; The VCC2 and VCC1 two independent current sources of 1, the 2 difference sending and receiving motivation inputs of connection-peg JP1; The power supply amplitude is generally the positive supply about 5V, 5, the 6 difference sending and receiving motivation input power cathode GND1 of JP1, GND2, and 2,3 of JP1 is respectively two paths of signals output.The negative pole of the positive pole that connects diode D1 respectively of VCC1 and transient state diode D2; The anodal power connection negative pole GND1 of D2; The negative pole of D1 connects the positive pole of chemical capacitor C1, the negative pole power connection negative pole GND1 of C1, and VCC1 suppresses protection through transient state diode D2; Pass through D1 step-down and capacitor C 1 filtering output voltage V CC3 afterwards again, VCC3 is the working power of wireless receiving module, wireless signal schistosity module, MCU processing module.VCC2 connects transient state diode D3 negative pole, the positive ground GND2 of D3.It can be with the speed of 10 negative 12 power second-times when VCC1 and VCC2 surpass transient state diode D1, D2; The high resistance of its two interpolar is become low resistance; The surge power of absorption up to thousands of watts; The voltage clamp that makes two interpolars is protected the precision components in the electronic circuit effectively in a predetermined value, avoids the damage of various surge pulses.
As shown in Figure 3; Said wireless signal processing module mainly is made up of resistance and optocoupler; Wherein OC1, OC2, OC3, OC4, OC5 are optocoupler TLP521-1, and their 2,3 pin are power connection negative pole GND1 all, and 1 pin of OC1 meets current-limiting resistance R4; Another pin of R4 connects 7 pin of the JP2 of wireless receiving module, and 4 pin connect 17 pin of MCU chip in the MCU processing module; 1 pin of OC2 meets current-limiting resistance R5, and another pin of R5 connects 6 pin of the JP2 of wireless receiving module, and 4 pin connect 16 pin of MCU chip in the MCU processing module; 1 pin of OC3 meets current-limiting resistance R6, and another pin of R6 connects 2 pin of the JP2 of wireless receiving module, and 4 pin connect 15 pin of MCU chip in the MCU processing module; 1 pin of OC4 meets current-limiting resistance R7, and another pin of R7 connects 5 pin of the JP2 of wireless receiving module, and 4 pin connect 13 pin of MCU chip in the MCU processing module; 1 pin of OC5 meets current-limiting resistance R8, and another pin of R8 connects 4 pin of the JP2 of wireless receiving module, and 4 pin connect 12 pin of MCU chip in the MCU processing module.When wireless receiving module receives signal and after the compiling, make corresponding output pin output high level, high level is input to optocoupler 1 pin through current-limiting resistance, thereby thereby making 3,4 pin conducting MCU chip respective foot of optocoupler is low level.
As shown in Figure 4, described MCU processing module is made up of N1 MCU chip AT89C2051 and resistance, electric capacity, crystal oscillator, wherein the 20 pin power connection VCC3 of N1; 10 pin power connection negative pole GND1; One pin of the 2 pin capacitor C 5 of 4 pin of N1 and crystal oscillator Y1 connects mutually, another pin receiving electrode negative pole GND1 of C5; 5 pin of N1 connect with the pin of the C6 of the 1 pin electric capacity of crystal oscillator Y1 mutually, another pin receiving electrode negative pole GND1 of C6; 1 pin of N1 and the negative pole of chemical capacitor C3, the pin of R3 connects, another pin ground connection of R3, the anodal power connection VCC3 of C3; 12 pin of N1 and pull-up resistor R10 one pin are connected, another pin power connection of R10 VCC3; 13 pin of N1 and pull-up resistor R9 one pin are connected, another pin power connection of R9 VCC3; 18 pin connecting resistance R2,4 pin of another termination D/A conversion chip MAX518 of resistance R 2 connect the sda line of spi bus; 19 pin connecting resistance R1, the scl line of the 3 pin spi bus of another termination D/A conversion chip AX518 of resistance R 1.Wherein capacitor C 5, C6, crystal oscillator Y1 constitute the clock circuit of micro controller system, the reset circuit of chemical capacitor C3 and resistance R 3 formation chips, N1 12,13,15,16,17 as the I/O input port, 18,19 sda line and scl lines as spi bus.Reset circuit at first produces the high level greater than two machine cycles in the time of power supply electrifying; The clock circuit starting oscillation; I/O input port pin is a high level; Corresponding I/O input port becomes low level when signal is imported, and after N1 gathers, sends control data as spi bus sda line and scl line respectively with 18,19 through analytical calculation.
As shown in Figure 5, said D/A modular converter is made up of U1, U2 capacitor C 2, C4, and U1, U2 adopt MAXIM company to support the D/A conversion chip MAX518 of spi bus, but similar chip such as MAX517, MAX519 are also in the selected scope of the utility model; Wherein 2 of U1,5,6 pin connect with power cathode GND2 mutually; The anodal VCC2 of the 7 pin power connections of U1 and and an end of capacitor C 2; The other end power connection negative pole GND2 of C2; 3 pin of U1 and 4 pin of U2 connect mutually, connect the scl line of spi bus, and 4 pin of U1 and 3 pin of U2 connect the sda line that connects spi bus mutually; The 2 pin power connection negative pole GND1 of U2, the anodal VCC1 of 5,6,7 power connections and and an end of capacitor C 4, the other end power connection negative pole GND1 of C4, the relevant voltage of the 1 pin output control accelerator open degree of U2.
Claims (2)
1. the long-range accel control of BBG wireless electron is characterized in that: include wireless sending module, wireless receiving module, power supply processing module, wireless signal processing module, MCU processing module and D/A modular converter; Described wireless receipts module is arranged in the remote pendant; Described remote pendant has four buttons of control throttle size adjustment at least; Four kinds of operating modes of four the corresponding respectively control Motronic control maps of button throttles are respectively the button of controlling idling, control the button of most economical rotating speed; Control the button of stepless acceleration, control the button of stepless deceleration; Wireless sending module is through four buttons that remote pendant had, and correspondence is sent the signal of four kinds of different frequencies; The signal of four kinds of different frequencies that four buttons that the corresponding remote pendant of described wireless receiving module is had and wireless sending module send has five at least in order to export the output pin of high and low level signal; Wireless receiving module compiles the frequency signal that receives, and through with the cooresponding output pin output of institute receiving frequency signals high level, with the cooresponding output pin output low level of other three frequency signals; Described wireless receiving module is provided with output pin and this output pin of only when compiling successfully, exporting high level and is set to non-locking type; Power supply processing module is that wireless receiving module and MCU processing module provide working power, also for the D/A modular converter working power and conversion benchmark is provided simultaneously; Described wireless signal processing module mainly is made up of resistance and optocoupler, be provided with five respectively with the cooresponding optocoupler OC1 of output pin, OC2, OC3, OC4, the OC5 of five of the wireless receiving module high and low level signals of output; The high and low level of wireless receiving module output is carried out flowing to after photoelectricity is isolated again the input interface of pairing MCU processing module with optocoupler; The MCU processing module is made up of N1 MCU chip AT89C2051 and resistance, electric capacity, crystal oscillator, and said MCU processing module has respectively five cooresponding input interfaces of output signal with the wireless signal processing module; Two delivery ports of MCU processing module send control data as spi bus sda line and scl line respectively, pass to D/A conversion process module to control command; Said D/A modular converter is made up of U1, U2 capacitor C 2, C4, and U1, U2 adopt MAXIM company to support D/A conversion chip MAX518 or the MAX517 or the MAX519 of spi bus; Wherein 4 pin of 3 pin of U1 and U2 connect mutually, connect the scl line of spi bus, and 4 pin of U1 and 3 pin of U2 connect the sda line that connects spi bus mutually; The voltage of the 1 pin output control accelerator open degree of U2.
2. according to the long-range accel control of the described a kind of BBG wireless electron of claim 1; It is characterized in that: described wireless receiving module, power supply processing module, wireless signal processing module, MCU processing module and D/A modular converter are integrated in the control capsule, and control capsule is directly installed in the operator's compartment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204407697U CN202541321U (en) | 2011-11-09 | 2011-11-09 | Wireless electronic remote throttle controller for electronic fuel injection engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204407697U CN202541321U (en) | 2011-11-09 | 2011-11-09 | Wireless electronic remote throttle controller for electronic fuel injection engine |
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| Publication Number | Publication Date |
|---|---|
| CN202541321U true CN202541321U (en) | 2012-11-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204407697U Expired - Fee Related CN202541321U (en) | 2011-11-09 | 2011-11-09 | Wireless electronic remote throttle controller for electronic fuel injection engine |
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| CN (1) | CN202541321U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103075258A (en) * | 2012-12-28 | 2013-05-01 | 三一重工股份有限公司 | Remote accelerator control system of engine and engineering machine |
| CN103726935A (en) * | 2013-12-23 | 2014-04-16 | 三一汽车起重机械有限公司 | Accelerator switching method, accelerator switching system and engineering machine |
-
2011
- 2011-11-09 CN CN2011204407697U patent/CN202541321U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103075258A (en) * | 2012-12-28 | 2013-05-01 | 三一重工股份有限公司 | Remote accelerator control system of engine and engineering machine |
| CN103726935A (en) * | 2013-12-23 | 2014-04-16 | 三一汽车起重机械有限公司 | Accelerator switching method, accelerator switching system and engineering machine |
| CN103726935B (en) * | 2013-12-23 | 2016-08-17 | 三一汽车起重机械有限公司 | Throttle changing method, system and engineering machinery |
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| 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: 20121121 Termination date: 20181109 |
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| CF01 | Termination of patent right due to non-payment of annual fee |