CN86205729U - Electronic fuel measuring and display device - Google Patents
Electronic fuel measuring and display device Download PDFInfo
- Publication number
- CN86205729U CN86205729U CN 86205729 CN86205729U CN86205729U CN 86205729 U CN86205729 U CN 86205729U CN 86205729 CN86205729 CN 86205729 CN 86205729 U CN86205729 U CN 86205729U CN 86205729 U CN86205729 U CN 86205729U
- Authority
- CN
- China
- Prior art keywords
- branch road
- electronic circuit
- light emitting
- emitting diode
- electronic
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Images
Landscapes
- Level Indicators Using A Float (AREA)
Abstract
The utility model relates to an electronic fuel measuring and displaying device which is used for the measurement display of the oil storage quantity of the motor vehicles, the ships, and the engine oil tanks which take combustion engines as the power. The utility model has the principle that the electronic fuel measuring and displaying device is composed of an electronic circuit and a sensor. The electronic circuit is composed of a current limiting resistor R, a light emitting diode, resistors R1, R2, a capacitor C1, a switch K, a unijunction transistor BG and five branches sharing the same power supply. The sensor is composed of a contact block, a sliding contact, a connecting rod, a floating ball and a connecting rod rotating shaft. When the sliding contact is contacted with the contact block, a closed circuit is formed, which makes the light emitting diode light or flash for displaying different oil levels.
Description
The utility model relates to a kind of store oil and measures quantity display apparatus, and particularly a kind of electronic type store oil measures quantity display apparatus.This device is applicable to motor vehicle, ship and is that the measurement of the engine oil tank store oil amount of power shows with the internal combustion engine.
Existing motor vehicle, ship and be that the engine oil tank store oil measuring device of power is four types with the internal combustion engine, the i.e. eelctromagnetic fuel indicator (seeing accompanying drawing 1) produced of China; The double-circuit eelctromagnetic fuel indicator that France produces (seeing accompanying drawing 2); The electrothermal fuel level gauge (seeing accompanying drawing 4) that the Pulse Electric hot type fuel level gauge (seeing accompanying drawing 3) that the Soviet Union produces and the U.S. produce.This fuel level gauge of four types is pointer fuel level gauge, promptly with needle deflection indication oil mass.The ETEP type double-circuit eelctromagnetic fuel indicator (seeing accompanying drawing 2) that a kind of France produces, its structure and principle of work are that the ball float in the fuel tank fluctuates with the height of pasta, by connecting rod the resistance value in the double-circuit is changed thereupon, change along with resistance value, make electric current and magnetic field that corresponding the variation taken place again by coil in the double-circuit, rotor in the magnetic field is rotated, and the pointer that connects rotor is also along with deflection, thereby reaches the purpose of indication store oil amount.Because constantly vibrations in continuous vibration and car or the foot process in the engine working process, constantly fluctuation also takes place in the pasta in the oil tank thereupon, it is corresponding unsteady that this fluctuation makes that the ball float of pasta follows suit, this float of ball float makes the slide of connecting rod constantly be moved on resistor again, so just makes on the resistor that tiny resistance wire is easy to be moved the excessive friction that is produced and damage by this; Because the continuous vibration of car, ship and engine, armature spindle and pointer in the dial plate all are damaged easily, are out of shape or block motionlessly, thereby have had a strong impact on accuracy, reliability and the durability of store oil measurement amount.
The purpose of this utility model is to improve existing store oil measuring device, improves accuracy, reliability and the durability of this device.
The structural principle that electronic type store oil measures quantity display apparatus is that this device is made of two ingredients.First is the electronic circuit part, this electronic circuit part is combined into the branch road of this electronic circuit respectively by shared current-limiting resistance R light emitting diode, resistance R 1, resistance R 2, capacitor C 1, K switch, unijunction transistor BG and common source, when the ball float on the sensor by connecting rod on slider when contacting with contact block, at least constitute the closed-loop path of a branch road in this electronic circuit, constitute the closed-loop path of two branch roads of two adjacent contact blocks at most.Indicate the fuel level gauge of store oil amount to compare with existing above-mentioned four kinds with needle deflection, the advantage that the electronic type store oil that the utility model is made measures quantity display apparatus is: manufacturing simple in structure and easy to maintenance, it is few, cheap to consume material.Accuracy, reliability and durability are strong simultaneously.
Description of drawings:
Accompanying drawing 1 is existing eelctromagnetic fuel indicator synoptic diagram.
Accompanying drawing 2 is existing double-circuit eelctromagnetic fuel indicator synoptic diagram.
Accompanying drawing 3 is existing pulsed fuel level gauge synoptic diagram.
Accompanying drawing 4 is existing electrothermal fuel level gauge synoptic diagram.
Wherein each label is respectively: (the numeral store oil amount on the scale mark, for example wherein: " 1 " expression fuel tank is full oil level for gauge outfit (1), surface (2), light emitting diode (3) scale mark (4)." 4/8 " expression fuel tank is 1/2 oil level." 0 " expression fuel tank is zero oil level).Connect sensor (5).
Accompanying drawing 6 is electronic circuit and the Fundamentals of Sensors figure that measure quantity display apparatus according to the electronic type store oil that the utility model design motif is drawn.
Each label is respectively among its figure: contact block (6), and comprising a, b, five contact blocks of C, de.The oil level (12) of slider (7), connecting rod (8), ball float (9), connecting rod rotating shaft (10), fuel tank (11), fuel tank.
Describe embodiment in detail below in conjunction with accompanying drawing 5 and 6:
Electronic type store oil of the present utility model measures quantity display apparatus and forms (seeing accompanying drawing 6) by electronic circuit and two parts of sensor, wherein electronic circuit partly is installed in the watchcase of gauge outfit (1) of accompanying drawing 5, and with lead gauge outfit (1) and sensor is interconnected (seeing accompanying drawing 5).
Accompanying drawing 6 is the electronic circuit and the Fundamentals of Sensors figure of this device.Constitute electronic circuit by the common source in the accompanying drawing 6, current-limiting resistance R, light emitting diode, resistance R 1, resistance R 2, capacitor C 1 K switch and unijunction transistor BG.This electronic circuit has five branch roads, and they are respectively: a, b, C, d, e branch road.Wherein any branch road in these four branch roads of a, b, C or e is made up of common source, shared current limliting R, light emitting diode.The d branch road is by common source, resistance R 1 and R2, and capacitor C and unijunction transistor BG form.Every branch road is connected with its corresponding a, b, C, d, e contact block (6).The sensor of accompanying drawing 6 comprises contact block (6), slider (7), connecting rod (8), ball float (9) and connecting rod rotating shaft (10).The oil level (12) of fuel tank in the accompanying drawing 6 (11) and fuel tank is in order to describe the optional feature of the utility model embodiment.
By accompanying drawing 6 as seen: ball float (9) is subjected to the control of oil level (12) lifting of fuel tank, drivening rod (8), connecting rod (8) serves as to change the heart to make slider (7) do the motion of contact arc on contact block (6) with connecting rod rotating shaft (10), thereby makes the electronic circuit of this device constitute closed circuit.Any one contact block (6) has just constituted the wherein closed-loop path of a corresponding branch road of this electronic circuit when contacting in slider (7) and a, b, C, d or e.When slider (7) and adjacent two contact blocks (6) when contacting, can constitute the closed-loop path of corresponding two adjacent legs.For example:, just connected a and b branch road simultaneously when slider (7) and a and b contact block (6) when contacting simultaneously.This shows,, minimumly connect a branch road, can connect adjacent two branch roads at most, so slider (7) is real to be the selector switch of this circuit when slider (7) and contact block (6) when contacting.That is to say that the rarest lumination of light emitting diode of each connection has two adjacent lumination of light emitting diode at most, measures the purpose that shows store oil amount in the oil tank thereby reach.
When K switch is closed, when slider (7) slides to a contact block (6), just connected a branch road, electric current is from the positive pole of common source at this moment, behind the light emitting diode of current-limiting resistance R and a branch road, get back to the negative pole of common source, just constituted the closed-loop path of a branch road.For example: when the voltage of 12V after shared resistance R current limliting, obtain the electric current of 6～8mA, this electric current flows through a branch road light emitting diode, makes a branch road light emitting diode, thereby can see numeral " 1 " on the scale mark (4) on accompanying drawing 5 surfaces (2), this numeral fuel tank is full oil level.
When K switch is closed, when slider (7) slides to b, C or e contact block (6) respectively successively, just can connect corresponding b, C or e branch road successively respectively, thereby make the lumination of light emitting diode of this branch road.Wherein the lumination of light emitting diode of b branch road shows that then the oil level (12) of fuel tank is 6/8 oil level, and the C branch road then is shown as 4/8 oil level, and the e branch road then is shown as " 0 " oil level, and promptly this moment, fuel tank did not have oil.
When slider (7) slided to d contact block (6), by resistance R 2 unijunction transistor BG, multivibrator that capacitor C 1 and light emitting diode are formed and common source constituted a closed-loop path.The K that closes a switch, capacitor C 1 charging, when capacitor C 1 charging voltage does not reach the conduction value of unijunction transistor BG, unijunction transistor BG nonoscillatory, this moment, light emitting diode was not luminous.When capacitor C 1 two ends charging voltage reaches the crest voltage of unijunction transistor BG, unijunction transistor BG conducting, lumination of light emitting diode at this moment.Simultaneously, capacitor C 1 is by e1, the b2 utmost point and the R2 discharge of unijunction transistor BG, and after having discharged, capacitor C 1 is recharged again, goes round and begins again like this, and the flash of light that has just formed light emitting diode should have been refueled to 2/8 oil level.
When K switch is closed, when slider (7) slides to a and b, b and C, C and d or d and two adjacent contact blocks of e (6) successively respectively, can connect corresponding two adjacent legs simultaneously, i.e. a and b, b and C, C and d or d and e branch road.Thereby make two adjacent lumination of light emitting diode, so as to show the oil level (12) of fuel tank arrived respectively " 1 " and 6/8,6/8 and 4/8,4/8 and 2/8 or 2/8 and " 0 " between oil level.
Implement electronic type store oil of the present utility model and measure quantity display apparatus, can select the branch road of varying number according to actual conditions.That is to say the branch road that designs varying number according to actual needs, thereby reach the requirement that shows the needed degree of accuracy of fuel tank (11) store oil amount.
Present embodiment can adopt the light emitting diode of different colours so that reach the purpose of demonstration fuel tank directly perceived (11) store oil amount.For example: a, b, C, d, e branch road can be distinguished employing green successively, green, green, yellow and red light emitting diodes.
Claims (4)
1, a kind ofly measures display device by electronic type store oil that electronic console and sensor constituted, it is characterized in that on this device sensor contact block＜6 being housed 〉, when the slider on the sensor＜7〉with contact block＜6 when contacting, make the electronic circuit of this device constitute the closed-loop path.
2, electronic type store oil according to claim 1 measures display device, the electronic circuit that it is characterized in that this device is made up of these five branch roads of a, b, C, d and e, when slider (7) is connected different branch roads, promptly demonstrate different oil levels, wherein: any branch road in a, b, these four branch roads of C, e is through current-limiting resistance R, operating circuit in any light emitting diode branch road, d prop up route unijunction transistor BG, resistance R 1, resistance R 2, capacitor C 1 and light emitting diode and constitute warning circuit.
3, the branch road of a of electronic circuit according to claim 2, b, c, d and e, it is characterized in that on this device sensor slider (7) respectively with a, b, C, d or e contact block (6) when contacting, can constitute the closed-loop path of any branch road in these five branch roads of a, b, C, d or e of this device electronic circuit respectively.
4, these five branch roads of a of electronic circuit according to claim 2, b, C, d or e, it is characterized in that when the slider (7) on this device sensor contacts the wherein any a pair of branch road of a and b, b and C, C and d or d and e simultaneously, can constitute the wherein closed-loop path of any a pair of branch road of a of this device electronic circuit and b, b and C, C and d or d and e respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 86205729 CN86205729U (en) | 1986-08-08 | 1986-08-08 | Electronic fuel measuring and display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 86205729 CN86205729U (en) | 1986-08-08 | 1986-08-08 | Electronic fuel measuring and display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN86205729U true CN86205729U (en) | 1987-10-03 |
Family
ID=4808513
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 86205729 Expired - Lifetime CN86205729U (en) | 1986-08-08 | 1986-08-08 | Electronic fuel measuring and display device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN86205729U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100370233C (en) * | 2003-04-16 | 2008-02-20 | 西门子公司 | Level sensor for a fuel tank |
| CN103541764A (en) * | 2013-09-23 | 2014-01-29 | 陕西煎茶岭镍业有限公司 | Filling slurry stope height accurate indicator and early warning method thereof |
| CN104535137A (en) * | 2014-12-30 | 2015-04-22 | 福建船政交通职业学院 | Anti-interference fuel oil instrument with alarm function |
-
1986
- 1986-08-08 CN CN 86205729 patent/CN86205729U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100370233C (en) * | 2003-04-16 | 2008-02-20 | 西门子公司 | Level sensor for a fuel tank |
| CN103541764A (en) * | 2013-09-23 | 2014-01-29 | 陕西煎茶岭镍业有限公司 | Filling slurry stope height accurate indicator and early warning method thereof |
| CN103541764B (en) * | 2013-09-23 | 2015-09-02 | 陕西煎茶岭镍业有限公司 | The accurate indicator of filling slurry stope height and method for early warning thereof |
| CN104535137A (en) * | 2014-12-30 | 2015-04-22 | 福建船政交通职业学院 | Anti-interference fuel oil instrument with alarm function |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4217644A (en) | Apparatus for indicating the distance over which a vehicle can travel with the residual fuel | |
| CN100430699C (en) | Resistance type liquid level measuring apparatus | |
| CN204944618U (en) | A kind of oil tank of vehicle oil level measuring device | |
| EP2157003A1 (en) | Evaluation device for calculating a CO2 emission and method for displaying a CO2 emission | |
| US3673863A (en) | Fuel consumption indicator | |
| CN86205729U (en) | Electronic fuel measuring and display device | |
| US4086812A (en) | Display device | |
| US4574631A (en) | Liquid level molded indicating gage portions | |
| US4142419A (en) | Sensing device for liquids | |
| CN2075335U (en) | Electronic display for measuring stored oil | |
| CN2090978U (en) | Electronic display for measuring oil pressure | |
| US4384479A (en) | Automotive vehicle fuel consumption measuring device | |
| CN201716280U (en) | Automobile fuel identifying, digital measuring and energy-saving promoting instrument | |
| CN2293048Y (en) | Fuel quantity indicator for motorcycle | |
| CN2631822Y (en) | Digital instrument panel device of agricultural vehicle | |
| CN2537000Y (en) | Digital fuel gauge contactless digital fuel meter | |
| CN2041427U (en) | Circuit detector for automobile | |
| RU114150U1 (en) | INDICATOR OF FUEL LEVEL AND COOLANT IN THE CAPACITIES OF INTERNAL COMBUSTION ENGINE SYSTEMS | |
| CN2488740Y (en) | Fuel gauge | |
| KR19980082718A (en) | Fuel measuring device of the vehicle | |
| CN2738218Y (en) | High-lower-level fuel oil transducer | |
| JPH034896Y2 (en) | ||
| CN2507722Y (en) | Multipurpose meter specially adapted for motor vehicle | |
| US4092851A (en) | Apparatus for the measurement of vehicle fuel consumption | |
| KR200395654Y1 (en) | The equipment for measuring real-time fuel consumption and estimating economical run |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |