CN202106858U - Fuel display and control system of double-fuel automobile - Google Patents
Fuel display and control system of double-fuel automobile Download PDFInfo
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- CN202106858U CN202106858U CN2011201981228U CN201120198122U CN202106858U CN 202106858 U CN202106858 U CN 202106858U CN 2011201981228 U CN2011201981228 U CN 2011201981228U CN 201120198122 U CN201120198122 U CN 201120198122U CN 202106858 U CN202106858 U CN 202106858U
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Abstract
The utility model discloses a fuel display and control system of a double-fuel automobile, which comprises a fuel switching switch, an engine management system, an instrument cluster, a gas pressure gage, a fuel sensor and a power source. The fuel switching switch transmits a work mode electric level signal to the engine management system; the engine management system outputs a work mode signal to the instrument cluster; the instrument cluster reads fuel data and transmits the fuel data to a driver; and the driver drives a display unit to display the reserves of the fuel. The fuel display and control system of the double-fuel automobile can display the reserves of two fuels by utilizing just one display unit.
Description
Technical field
The utility model relates to a kind of instrument display control program, particularly relates to a kind of fuel display control program of dual-fuel automobile.
Background technology
Existing dual-fuel automobile is many to be main with remoulded car, promptly on the basis of original fuel-engined vehicle, increases by cover fuel feed system, for example a CNG or a LPG gas supply system.The fuel Presentation Function device of this dual-fuel automobile also need be set up in addition, and therefore, the fuel of increase shows, the deixis device only can be arranged, installed according to the locus of existing automobile not influencing under the normal prerequisite of using of automobile.For addressing this problem; Publication number is that the combination meter device that the Chinese invention patent of CN101337509A discloses comprises the first fuel indicator gauge and the second fuel indicator gauge; This combination meter device is integrated together the said first fuel indicator gauge, the second fuel indicator gauge, current use fuel indicator, the first fuel alarm indicator and the second fuel alarm indicator; Give navigating mate provider time, can improve the active safety of driving.But; This combination meter device shows two kinds of fuel respectively with different display unit simultaneously; Man-machine interface is difficult to reach rational Match; Cause the difficult observation of chaufeur or influence the opportunity of postcombustion, thereby influence traffic safety, bring to navigating mate to mislead or interference because of too observing.
The utility model content
In order to overcome the defective that exists in the above-mentioned prior art, the utility model purpose provides a kind of dual-fuel automobile fuel display control program that utilizes a display unit just can show two kinds of fuel storage amounts.
For realizing above-mentioned purpose; The utility model provides a kind of dual-fuel automobile fuel display control program, and it comprises fuel shift switch (1), engine management system (2), combination instrument (3), gaseous-pressure table (4), fuel sensor (5) and power supply (6).Wherein, Power supply (6) links to each other with fuel shift switch (1), engine management system (2), combination instrument (3), gaseous-pressure table (4) and fuel sensor (5) respectively, is fuel shift switch (1), engine management system (2), combination instrument (3), gaseous-pressure table (4) and fuel sensor (5) power supply; Fuel shift switch (1) comprises single-pole single-throw switch (SPST) K2 (1-1) and fuel request signal line (1-3), the end ground connection of said single-pole single-throw switch (SPST) K2 (1-1), and the other end is connected with fuel request signal line (1-3); Engine management system (2) comprises MCU (2-1) and air pressure data line (2-3), and the input end of said MCU (2-1) is connected with fuel request signal line (1-3), and the another port is connected with barometric information line (2-3); Combination instrument (3) comprises combustion gas data line (3-2), fuel oil data line (3-3), combination instrument CPU (3-5), actuator (3-6) and display unit (3-7); Said combustion gas data line (3-2) is connected with the barometric information line (2-3) of engine management system (2); One end ground connection of said gaseous-pressure table (4); The other end is connected through the input port IN2 of combustion gas data line (3-2) with combination instrument CPU (3-5); When dual-fuel automobile was the combustion gas mode of operation, the gaseous-pressure data of said gaseous-pressure table (4) were transferred to combination instrument CPU (3-5) through combustion gas data line (3-2); One end ground connection of fuel sensor (5); The other end is connected with the input port IN1 of combination instrument CPU (3-5) through fuel oil data line (3-3); When dual-fuel automobile was the fuel oil mode of operation, the fuel oil data of said fuel sensor (5) were transferred to combination instrument CPU (3-5) through fuel oil data line (3-3); The mouth of combination instrument CPU (3-5) is connected with the input end of actuator (3-6); Be used for fuel data is transferred to actuator (3-6); The mouth of said actuator (3-6) is connected with the input end of display unit (3-7), is used to drive the reserves that display unit (3-7) shows current fuel.This dual-fuel automobile fuel display control program utilizes a display unit just can realize that two kinds of fuel storage amounts show.
In a kind of preferred implementation according to the utility model; Fuel shift switch (1) also comprises single pole double throw switch K1 (1-4) and fuel work indicator lamp (1-2); Said fuel work indicator lamp (1-2) comprises fuel oil indicator lamp and combustion gas indicator lamp; Said fuel oil indicator lamp is connected with the mouth K11 of single pole double throw switch K1 (1-4) through series resistance R; Said combustion gas indicator lamp is connected with the mouth K12 of single pole double throw switch K1 (1-4) through series resistance R, and when the mouth K11 of single pole double throw switch K (1-4) closure, the fuel oil indicator lamp is lighted; When the mouth K12 of single pole double throw switch K1 (1-4) closure, the combustion gas indicator lamp is lighted.
In above-mentioned preferred implementation according to the utility model; Dual-fuel automobile fuel display control program also comprises oil/gas shift relay; One end ground connection of said oil/gas shift relay input circuit, the other end links to each other with the oil/gas shift relay drive wire (2-2) of engine management system (2), when oil/gas shift relay coil discharges; The port 30 of oil/gas shift relay is connected with port 87a, is unify ignition system power supply of fuel supply system; When oil/gas shift relay coil adhesive, the port 30 of oil/gas shift relay is connected with port 87, is the power supply of gas supply system and ignition system.
In another kind of preferred implementation according to the utility model; Combination instrument (3) also comprises burnt gas switch line (3-1) and combustion gas relay indicating light (3-4); Said combustion gas relay indicating light (3-4) links to each other with the port 87 of oil/gas shift relay through burnt gas switch line (3-1); When being high level in the burnt gas switch line (3-1), said combustion gas relay indicating light (3-4) is lighted work.
In another kind of preferred implementation according to the utility model; Engine management system (2) also comprises first power circuit; The electrode input end of said first power circuit links to each other with the positive pole of power supply; The negative input of said first power circuit links to each other with the negative pole of power supply, and the mouth of said first power circuit links to each other with MCU (2-1), for MCU (2-1) provides electric energy.
In another preferred implementation according to the utility model; Combination instrument (3) also comprises the second source circuit; The electrode input end of said second source circuit links to each other with the positive pole of power supply; The negative input of said second source circuit links to each other with the negative pole of power supply, and the mouth of said second source circuit links to each other with combination instrument CPU (3-5), for combination instrument CPU (3-5), actuator (3-6) and display unit (3-7) provide electric energy.
In another kind of preferred implementation according to the utility model; Display unit (3-6) is provided with fuel oil reserves mandatory sign (3-8) and combustion gas reserves mandatory sign (3-9); When automobile is in the fuel oil mode of operation; Actuator (3-6) drives fuel oil reserves mandatory signs (3-8) and lights, and drives display unit (3-7) simultaneously and shows current fuel oil reserves; When automobile was in the combustion gas mode of operation, actuator (3-6) drove combustion gas reserves mandatory signs (3-9) and lights, and drove display unit (3-7) simultaneously and showed current combustion gas reserves.
The beneficial effect that the utlity model has:
The control system of the utility model is utilized embedded design, and two system integrations are constituted unit design in a system, can make full use of the cpu resource in the combination instrument, reduces the wiring of circuit, cost-cutting; This control system utilizes a display unit to realize the demonstration of two kinds of fuel storage amounts; Convenient to operation; Help the observation of chaufeur; Remind the timely postcombustion of chaufeur, reduced possibility that chaufeur misses the best opportunity of postcombustion, also reduced chaufeur simultaneously and taken sb's mind off sth and cause the probability of traffic accident owing to observation two display interfaces two; In addition, this control system can realize the fine division and raising pointing accuracy of scale value, helps the accurate judgement of chaufeur.
Description of drawings
Fig. 1 is the structural representation of the utility model control system;
Fig. 2 is the flow chart of steps that the control system of the utility model is controlled.
Reference numeral:
1 fuel shift switch; 2 engine management systems; 3 combination instruments; 4 gaseous-pressure tables;
5 fuel sensors; 6 power supplys;
1-1 single-pole single-throw switch (SPST) K2; 1-2 fuel work indicator lamp; 1-3 fuel request signal line;
1-4 single pole double throw switch K1; 2-1 MCU; 2-2 oil/gas shift relay drive wire;
2-3 barometric information line; 3-1 burnt gas switch line; 3-2 combustion gas data line; 3-3 fuel oil data line;
3-4 combustion gas relay indicating light; 3-5 combination instrument CPU; The 3-6 actuator;
The 3-7 display unit; 3-8 fuel oil reserves mandatory sign; 3-9 combustion gas reserves mandatory sign.
The specific embodiment
For the purpose that makes the utility model, technical scheme, and advantage clearer, below with reference to accompanying drawing to the utility model further explain.
Fig. 1 shows the structural representation of the utility model control system, and visible from figure, this dual-fuel automobile fuel display control program comprises fuel shift switch 1, engine management system 2, combination instrument 3, gaseous-pressure table 4, fuel sensor 5 and power supply 6.Wherein, Power supply 6 links to each other with fuel shift switch 1, engine management system 2, combination instrument 3, gaseous-pressure table 4 and fuel sensor 5 respectively, is fuel shift switch 1, engine management system 2, combination instrument 3, gaseous-pressure table 4 and fuel sensor 5 power supplies.Fuel shift switch 1 comprises single-pole single-throw switch (SPST) K2 1-1 and fuel request signal line 1-3, the end ground connection of this single-pole single-throw switch (SPST) K2 1-1, and the other end is connected with fuel request signal line 1-3.Engine management system 2 comprises MCU 2-1 and air pressure data line 2-3, and the input end of this MCU 2-1 is connected with fuel request signal line 1-3, and the another port is connected with barometric information line 2-3, realizes information interaction.Combination instrument 3 comprises combustion gas data line 3-2, fuel oil data line 3-3, combination instrument CPU 3-5, actuator 3-6 and display unit 3-7; Combustion gas data line 3-2 is connected with the barometric information line 2-3 of engine management system 2; One end ground connection of gaseous-pressure table 4; The other end is connected with the input port IN2 of combination instrument CPU 3-5 through combustion gas data line 3-2; When dual-fuel automobile was the combustion gas mode of operation, the gaseous-pressure data of gaseous-pressure table 4 were transferred to combination instrument CPU 3-5 through combustion gas data line 3-2.One end ground connection of fuel sensor 5; The other end is connected with the input port IN1 of combination instrument CPU 3-5 through fuel oil data line 3-3; When dual-fuel automobile was the fuel oil mode of operation, the fuel oil data of fuel sensor 5 were transferred to combination instrument CPU 3-5 through fuel oil data line 3-3; The mouth of combination instrument CPU 3-5 is connected with the input end of actuator 3-6, is used for fuel data is transferred to actuator 3-6, and the mouth of actuator 3-6 is connected with the input end of display unit 3-7, is used to drive the reserves that display unit 3-7 shows current fuel.
In this embodiment; Fuel shift switch 1 also comprises single pole double throw switch K1 1-4 and fuel work indicator lamp 1-2; Fuel work indicator lamp 1-2 comprises fuel oil indicator lamp and combustion gas indicator lamp, and the fuel oil indicator lamp is connected with the mouth K11 of single pole double throw switch K1 1-4 through series resistance R, and the combustion gas indicator lamp is connected with the mouth K12 of single pole double throw switch K1 1-4 through series resistance R; When the mouth K11 of single pole double throw switch K 1-4 closure; The fuel oil indicator lamp is lighted, and when the mouth K12 of single pole double throw switch K1 1-4 closure, the combustion gas indicator lamp is lighted.
The dual-fuel automobile fuel display control program of the utility model also comprises oil/gas shift relay; One end ground connection of this oil/gas shift relay input circuit; The other end links to each other with the oil/gas shift relay drive wire 2-2 of engine management system 2; When oil/gas shift relay coil discharged, the port 30 of oil/gas shift relay was connected with port 87a, for the fuel supply system ignition system of unifying is supplied power; When oil/gas shift relay coil adhesive, the port 30 of oil/gas shift relay is connected with port 87, is the power supply of gas supply system and ignition system.
In this embodiment; Combination instrument 3 also comprises burnt gas switch line 3-1 and combustion gas relay indicating light 3-4; This combustion gas relay indicating light 3-4 links to each other with the port 87 of oil/gas shift relay through burnt gas switch line 3-1; When the electric signal in the burnt gas switch line 3-1 was high level, combustion gas relay indicating light 3-4 lighted work, showed that current automobile is in the combustion gas mode of operation.
Engine management system 2 also comprises first power circuit; The electrode input end of this first power circuit links to each other with the positive pole of power supply 6; The negative input of first power circuit links to each other with the negative pole of power supply 6; The mouth of first power circuit links to each other with the MCU 2-1 of engine management system 2, for MCU 2-1 provides electric energy.Combination instrument 3 also comprises the second source circuit; The electrode input end of this second source circuit links to each other with the positive pole of power supply 6; The negative input of second source circuit links to each other with the negative pole of power supply 6; The mouth of second source circuit links to each other with combination instrument CPU 3-5, for combination instrument CPU 3-5, actuator 3-6 and display unit 3-7 provide electric energy.
Display unit 3-6 is provided with fuel oil reserves mandatory sign 3-8 and combustion gas reserves mandatory sign 3-9, and when automobile was in the fuel oil mode of operation, actuator 3-6 drove fuel oil reserves mandatory sign 3-8 and lights, and drives display unit 3-7 simultaneously and shows current fuel oil reserves; When automobile was in the combustion gas mode of operation, actuator 3-6 drove combustion gas reserves mandatory sign 3-9 and lights, and drives display unit 3-7 simultaneously and shows current combustion gas reserves.
As shown in Figure 2, the method for utilizing the dual-fuel automobile fuel display control program of the utility model to control is made up of following steps:
S1: automobile igniter igniting;
S2: the driver controls the single-pole single-throw switch (SPST) K2 1-1 and the single pole double throw switch K1 action of fuel shift switch 1, and single-pole single-throw switch (SPST) K2 1-1 sends the fuel request signal;
S3: the fuel request signal that the fuel request signal line 1-3 of fuel shift switch 1 sends single-pole single-throw switch (SPST) K2 1-1 is transferred to the MCU 2-1 of engine management system 2, and MCU 2-1 sends the fuel mode signal;
S4: combination instrument CPU 3-5 receives the fuel mode signal that MCU 2-1 sends through barometric information line 2-3 and combustion gas data line 3-2 successively;
S5: when the fuel mode signal is the combustion gas mode signal; Combination instrument CPU 3-5 reads the combustion gas data of gaseous-pressure table 4 through combustion gas data line 3-2; And giving actuator 3-6 with the combustion gas data transmission, actuator 3-6 drives the reserves that display unit 3-7 shows fuel oil;
When the fuel mode signal was the fuel oil mode signal, combination instrument CPU 3-5 read the fuel oil data of fuel sensor 5 through fuel oil data line 3-3, and gave actuator 3-6 with the fuel oil data transmission, and actuator 3-6 drives the reserves that display unit 3-7 shows fuel oil.
In this embodiment; In step S1; When the mouth K11 of single pole double throw switch K1 1-4 connected, single-pole single-throw switch (SPST) K2 1-1 was unsettled, and single-pole single-throw switch (SPST) K2 1-1 is transferred to MCU 2-1 with unsettled signal through fuel request signal line 1-3; MCU 2-1 is empty through barometric information line 2-3 and combustion gas data line 3-2 to the signal of combination instrument CPU 3-5 output successively; Combination instrument CPU 3-5 reads the fuel oil data of fuel sensor 5 and gives actuator 3-6 with the fuel oil data transmission, and actuator 3-6 drives the reserves that display unit 3-7 shows fuel oil, and the fuel oil of actuator 3-6 driving simultaneously reserves sign 3-8 lights.When the mouth K12 of single pole double throw switch K1 1-4 connects; Single-pole single-throw switch (SPST) K2 1-1 is closed; Single-pole single-throw switch (SPST) K2 1-1 is transferred to MCU 2-1 with low level signal through fuel request signal line 1-3; MCU 2-1 exports high level signal through barometric information line 2-3 and combustion gas data line 3-2 to combination instrument CPU 3-5 successively; Combination instrument CPU 3-5 reads the combustion gas data of gaseous-pressure table 4 and gives actuator 3-6 with the combustion gas data transmission, and actuator 3-6 drives the reserves that display unit 3-7 shows combustion gas, and the combustion gas of actuator 3-6 driving simultaneously reserves sign 3-9 lights.
When this control system is controlled; When the mouth K11 of single pole double throw switch K1 1-4 in the fuel shift switch 1 closure, the fuel oil relay indicating light in the fuel shift switch 1 is lighted, and single-pole single-throw switch (SPST) K2 1-1 is unsettled simultaneously; Single-pole single-throw switch (SPST) K2 1-1 is transferred to engine management system 2 with unsettled signal through combustion gas signal wire (SW) 1-3; MCU 2-1 in the engine management system 2 is identified as the fuel oil mode of operation automatically, oil gas switching relay drive wire 2-2 no-output, and the oil gas switching relay is not changed; The IGN electricity is through 30 pin of relay and remaining closed of 87a pin, makes it work for the ignition system power supply of unifying of car load fuel supply system.At the same time; MCU 2-1 is empty through barometric information line 2-3 and combustion gas data line 3-2 to the signal of combination instrument CPU 3-5 output successively; Combination instrument CPU 3-5 automatic recognition system is the fuel oil mode of operation; Combination instrument CPU 3-5 reads the fuel oil real time data of fuel sensor 5 through fuel oil data line 3-3; And give actuator 3-6 with the fuel oil real-time Data Transmission, and actuator 3-6 drives the reserves that display unit 3-7 shows current fuel oil, and actuator 3-6 drives fuel oil reserves sign 3-8 and lights simultaneously.
When the mouth K12 of single pole double throw switch K1 1-4 in the fuel shift switch 1 closure; Combustion gas relay indicating light in the fuel shift switch 1 is lighted; Single-pole single-throw switch (SPST) K2 1-1 is closed simultaneously, and single-pole single-throw switch (SPST) K2 1-1 is transferred to engine management system 2 with low level signal through combustion gas signal wire (SW) 1-3, and the MCU 2-1 in the engine management system 2 is identified as the combustion gas mode of operation automatically; Oil gas switching relay drive wire 2-2 output low level; The adhesive of oil gas switching relay, IGN electricity make it work for the power supply of car load gas supply system and ignition system through 30 pin of relay and remaining closed of 87 pin.At the same time; The IGN high level is lighted the combustion gas relay indicating light through the relay indicating light drive wire 3-1 in the combination instrument 3; Current to the chaufeur prompting is the combustion gas mode of operation; MCU 2-1 exports high level signal through barometric information line 2-3 and combustion gas data line 3-2 to combination instrument CPU 3-5 successively; Combination instrument CPU 3-5 automatic recognition system is the combustion gas mode of operation, and combination instrument CPU 3-5 reads the combustion gas real time data of gaseous-pressure table 4 through combustion gas data line 3-2, and gives actuator 3-6 with the combustion gas real-time Data Transmission; Actuator 3-6 drives the reserves that display unit 3-7 shows current combustion gas, and the combustion gas of actuator 3-6 driving simultaneously reserves sign 3-9 lights.
Certainly; The utility model also can have other various embodiments; Under the situation that does not deviate from the utility model spirit and essence thereof; Those of ordinary skill in the art work as can make various corresponding changes and distortion according to the utility model, but these corresponding changes and distortion all should belong to the protection domain of the appended claim of the utility model.
Claims (7)
1. a dual-fuel automobile fuel display control program is characterized in that: comprise fuel shift switch (1), engine management system (2), combination instrument (3), gaseous-pressure table (4), fuel sensor (5) and power supply (6);
Said power supply (6) links to each other with fuel shift switch (1), engine management system (2), combination instrument (3), gaseous-pressure table (4) and fuel sensor (5) respectively, is fuel shift switch (1), engine management system (2), combination instrument (3), gaseous-pressure table (4) and fuel sensor (5) power supply;
Said fuel shift switch (1) comprises single-pole single-throw switch (SPST) K2 (1-1) and fuel request signal line (1-3), the end ground connection of said single-pole single-throw switch (SPST) K2 (1-1), and the other end is connected with fuel request signal line (1-3);
Said engine management system (2) comprises MCU (2-1) and air pressure data line (2-3), and the input end of said MCU (2-1) is connected with fuel request signal line (1-3), and the another port is connected with barometric information line (2-3);
Said combination instrument (3) comprises combustion gas data line (3-2), fuel oil data line (3-3), combination instrument CPU (3-5), actuator (3-6) and display unit (3-7); Said combustion gas data line (3-2) is connected with the barometric information line (2-3) of engine management system (2); One end ground connection of said gaseous-pressure table (4); The other end is connected through the input port IN2 of combustion gas data line (3-2) with combination instrument CPU (3-5); When dual-fuel automobile was the combustion gas mode of operation, the gaseous-pressure data of said gaseous-pressure table (4) were transferred to combination instrument CPU (3-5) through combustion gas data line (3-2);
One end ground connection of said fuel sensor (5); The other end is connected with the input port IN1 of combination instrument CPU (3-5) through fuel oil data line (3-3); When dual-fuel automobile was the fuel oil mode of operation, the fuel oil data of said fuel sensor (5) were transferred to combination instrument CPU (3-5) through fuel oil data line (3-3);
The mouth of said combination instrument CPU (3-5) is connected with the input end of actuator (3-6); Be used for fuel data is transferred to actuator (3-6); The mouth of said actuator (3-6) is connected with the input end of display unit (3-7), is used to drive the reserves that display unit (3-7) shows current fuel.
2. a kind of dual-fuel automobile fuel display control program as claimed in claim 1; It is characterized in that: said fuel shift switch (1) also comprises single pole double throw switch K1 (1-4) and fuel work indicator lamp (1-2); Said fuel work indicator lamp (1-2) comprises fuel oil indicator lamp and combustion gas indicator lamp; Said fuel oil indicator lamp is connected with the mouth K11 of single pole double throw switch K1 (1-4) through series resistance R; Said combustion gas indicator lamp is connected with the mouth K12 of single pole double throw switch K1 (1-4) through series resistance R, and when the mouth K11 of single pole double throw switch K (1-4) closure, the fuel oil indicator lamp is lighted; When the mouth K12 of single pole double throw switch K1 (1-4) closure, the combustion gas indicator lamp is lighted.
3. a kind of dual-fuel automobile fuel display control program as claimed in claim 1; It is characterized in that: said dual-fuel automobile fuel display control program also comprises oil/gas shift relay; One end ground connection of said oil/gas shift relay input circuit; The other end links to each other with the oil/gas shift relay drive wire (2-2) of engine management system (2); When oil/gas shift relay coil discharged, the port 30 of oil/gas shift relay was connected with port 87a, for the fuel supply system ignition system of unifying is supplied power; When oil/gas shift relay coil adhesive, the port 30 of oil/gas shift relay is connected with port 87, is the power supply of gas supply system and ignition system.
4. a kind of dual-fuel automobile fuel display control program as claimed in claim 1; It is characterized in that: said combination instrument (3) also comprises burnt gas switch line (3-1) and combustion gas relay indicating light (3-4); Said combustion gas relay indicating light (3-4) links to each other with the port 87 of oil/gas shift relay through burnt gas switch line (3-1); When being high level in the burnt gas switch line (3-1), said combustion gas relay indicating light (3-4) is lighted work.
5. a kind of dual-fuel automobile fuel display control program as claimed in claim 1; It is characterized in that: said engine management system (2) also comprises first power circuit; The electrode input end of said first power circuit links to each other with the positive pole of power supply; The negative input of said first power circuit links to each other with the negative pole of power supply, and the mouth of said first power circuit links to each other with MCU (2-1), for MCU (2-1) provides electric energy.
6. a kind of dual-fuel automobile fuel display control program as claimed in claim 1; It is characterized in that: said combination instrument (3) also comprises the second source circuit; The electrode input end of said second source circuit links to each other with the positive pole of power supply; The negative input of said second source circuit links to each other with the negative pole of power supply; The mouth of said second source circuit links to each other with combination instrument CPU (3-5), for combination instrument CPU (3-5), actuator (3-6) and display unit (3-7) provide electric energy.
7. a kind of dual-fuel automobile fuel display control program as claimed in claim 1; It is characterized in that: said display unit (3-6) is provided with fuel oil reserves mandatory sign (3-8) and combustion gas reserves mandatory sign (3-9); When automobile is in the fuel oil mode of operation; Actuator (3-6) drives fuel oil reserves mandatory signs (3-8) and lights, and drives display unit (3-7) simultaneously and shows current fuel oil reserves; When automobile was in the combustion gas mode of operation, actuator (3-6) drove combustion gas reserves mandatory signs (3-9) and lights, and drove display unit (3-7) simultaneously and showed current combustion gas reserves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201981228U CN202106858U (en) | 2011-06-14 | 2011-06-14 | Fuel display and control system of double-fuel automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201981228U CN202106858U (en) | 2011-06-14 | 2011-06-14 | Fuel display and control system of double-fuel automobile |
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| Publication Number | Publication Date |
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| CN202106858U true CN202106858U (en) | 2012-01-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011201981228U Expired - Lifetime CN202106858U (en) | 2011-06-14 | 2011-06-14 | Fuel display and control system of double-fuel automobile |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102310773A (en) * | 2011-06-14 | 2012-01-11 | 力帆实业(集团)股份有限公司 | Fuel display control system and method for double-fuel automobile |
| CN114905967A (en) * | 2022-06-15 | 2022-08-16 | 一汽解放汽车有限公司 | Method and device for identifying fuel type of commercial vehicle meter and computer equipment |
-
2011
- 2011-06-14 CN CN2011201981228U patent/CN202106858U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102310773A (en) * | 2011-06-14 | 2012-01-11 | 力帆实业(集团)股份有限公司 | Fuel display control system and method for double-fuel automobile |
| CN114905967A (en) * | 2022-06-15 | 2022-08-16 | 一汽解放汽车有限公司 | Method and device for identifying fuel type of commercial vehicle meter and computer equipment |
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