CN200941065Y - Magnetic oil level measurer - Google Patents
Magnetic oil level measurer Download PDFInfo
- Publication number
- CN200941065Y CN200941065Y CN 200620063498 CN200620063498U CN200941065Y CN 200941065 Y CN200941065 Y CN 200941065Y CN 200620063498 CN200620063498 CN 200620063498 CN 200620063498 U CN200620063498 U CN 200620063498U CN 200941065 Y CN200941065 Y CN 200941065Y
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- China
- Prior art keywords
- chip microcomputer
- chassis
- oil
- displacement
- sensing mechanism
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- Expired - Fee Related
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Abstract
The utility model discloses a magnetic oil volume measurer arranged on a displayable oil storage tank for measuring the amount of oil in the fuel tanks of automobiles, comprising a shell, a single chip microcomputer, a digital display and a motion sensing mechanism. The single chip microcomputer, the digital display and the motion sensing mechanism are arranged in the shell, the motion sensing mechanism being connected with the single chip microcomputer, and the single chip microcomputer with the digital display. The utility model uses magnetic components to measure angular displacements, according to which the oil levels can be measured and the amount of oil can be displayed, thereby solving the problem of the output of the sensor from structure and data. Meanwhile, through data processing, the amount of oil in the oil tank is displayed, which enjoys higher accuracy and reliability comparing with traditional fuel gauges, thereby enabling drivers to accurately learn the fuel consumption and the amount of oil added to the oil tank at any time.
Description
Technical field
The utility model belongs to a kind of oil measurement device, more specifically relates to a kind of demonstration storage tank, the magnetic force oil measurement device of the trapped fuel amount in the fuel tank of vehicle.
Background technology
At present, storage tank, the trapped fuel amount on the automobile in the electrothermal fuel gauge indication fuel tank commonly used.The electrothermal fuel gauge is made up of the fuel oil face indicating gauge and the fuel head sensor of band voltage stabilizer.Electric current is from the bimetallic strip of accumulator through voltage stabilizer, the resistance wire of fuel oil face indicating gauge, and the variable resistor of fuel head sensor and skate contact are got back to accumulator and are formed the closed-loop path.When the fuel head in the fuel tank is zero, float position on the pasta is minimum, its skate contact is positioned at variable-resistance right-hand member, at this moment sensor is exported the resistance maximum and the electric current minimum in loop, the resistance wire of indicating gauge only gives out the heat of pettiness, make bimetallic strip produce a spot of thermal deformation, the fuel gauge pointer correspondingly refers on " 0 " scale mark.Along with the increase of fuel head, the skate contact moves to left gradually, and loop current increases thereupon thereupon reducing to cause sensor output resistance, and the fuel gauge pointer also increases deflection to the right gradually because of the thermal deformation of bimetallic strip, indicates corresponding reading.When fuel oil was full of fuel tank, it is maximum that the electric current in loop reaches, and pointer points on the rightmost scale mark.
This fuel level gauge is because the restriction on structure and the principle, only can reflect the roughly variation of amount of fuel from low level to high-order interval, linear difference and can not indicate accurate amount of fuel numerical value, and wire-wound resistor and sliding contact point are easy weares and teares and intercepted poor reliability by greasy dirt.In practice, the consumption that needs accurately to grasp the vehicle fuel amount changes, so that understand the performance change of automobile.In the way of travelling, the driver need determine refueling time according to amount of fuel and mileage, and when fuel up, the driver also needs to reflect exactly the numerical value that adds amount of fuel.
Summary of the invention
The purpose of this utility model is to overcome the deficiency that prior art exists, and provides a kind of and can accurately indicate amount of fuel, reliable and stable magnetic force oil measurement device.
For achieving the above object, the utility model has been taked following technical scheme:
Magnetic force oil measurement device comprises shell, one chip microcomputer, nixie display and displacement sensing mechanism; One chip microcomputer, nixie display and displacement sensing mechanism are cased, and displacement sensing mechanism links to each other with one chip microcomputer, and one chip microcomputer then links to each other with nixie display.
In technique scheme, described displacement sensing mechanism is by support, the displacement dish, and rotating disc, the chassis, bent axle, float, packoff and motor constitute; The displacement dish, rotating disc and chassis are contained on the support, rotating disc between displacement dish and chassis, and under the driving of motor around the support uniform rotation, motor is driven by extraneous power supply; One end of bent axle is fixed on the displacement dish, and the other end is connected with float, and float then places in the fuel tank; Be fixed with magnetometric sensor on the circumference on displacement dish and chassis, then be fixed with magnetic element on the circumference of rotating disc.
Described packoff is " worker " type; Described displacement dish is positioned at one side of packoff, rotating disc, and the chassis, and motor then is positioned at the another side of packoff.
Described motor can be brushless direct current motor, and described magnetic element can be one, also can be two that are provided with along rotational symmetry.
As improvement of the technical scheme, prime amplifier also is housed on the chassis, prime amplifier is connected with single-chip microcomputer, by prime amplifier the angular displacement signal that the magnetometric sensor on the chassis obtains is changed into electric signal, after one chip microcomputer is handled, demonstrate oil mass in the fuel tank by nixie display, can realize goal of the invention of the present utility model.
Compared with prior art, the utlity model has following beneficial effect:
The utility model uses the displacement of magnet-sensitive element measured angular, measure the pasta height with this, thereby the reflection oil mass how much, on structure, solved the problem of sensor output with data processing, and pass through data processing, with the oil mass in the numeral demonstration fuel tank,, help the driver and accurately grasp fuel consumption and the oil mass situation that adds in the fuel tank at any time than traditional fuel gauge precision height.
Specifically, have following characteristics:
1. the precision height can reach 0.5 liter of resolution (0.1mm);
2. can digitally show oil mass;
3. contactless measurement, the fiduciary level height;
4. antijamming capability is strong, and is firm in structure, and shock resistance is good;
5. interface shape is various, and the output of digital output and analog quantity can be arranged, convenient various instrument, equipment interconnection.
Description of drawings
Fig. 1 is the external form synoptic diagram of the utility model table body portion;
Fig. 2 is the structural representation of displacement sensing of the present utility model mechanism;
Fig. 3 is the structural representation of the displacement dish of displacement sensing of the present utility model mechanism;
Fig. 4 is an electrical equipment connection diagram of the present utility model.
Embodiment
The utility model is described in further detail below in conjunction with Figure of description, but the utility model scope required for protection is not limited to the scope that embodiment is described.
Fig. 1 is the external form synoptic diagram of the utility model table body portion; Fig. 2 is the structural representation of displacement sensing of the present utility model mechanism; Fig. 3 is the structural representation of the displacement dish of displacement sensing of the present utility model mechanism; Fig. 4 is an electrical equipment connection diagram of the present utility model.
Shown in Fig. 1～4: magnetic force oil measurement device comprises shell 1, one chip microcomputer 3, nixie display 4 and displacement sensing mechanism 5; One chip microcomputer, nixie display and displacement sensing mechanism are cased, and displacement sensing mechanism links to each other with one chip microcomputer, and one chip microcomputer then links to each other with nixie display.
In technique scheme, described displacement sensing mechanism is by support 51, displacement dish 52, and rotating disc 53, chassis 54, bent axle 55, float 56, packoff 50 and motor 57 constitute; The displacement dish, rotating disc and chassis are contained on the support, rotating disc between displacement dish and chassis, and under the driving of motor around the support uniform rotation, motor is driven by extraneous power supply; One end of bent axle is fixed on the displacement dish, and the other end is connected with float, and float then places in the fuel tank; Be fixed with magnetometric sensor on the circumference on displacement dish 52 and chassis 54, then be fixed with magnetic element 58 on the circumference of rotating disc.
Described packoff 50 is " worker " type; Described displacement dish is positioned at one side of packoff, rotating disc, and the chassis, and motor then is positioned at the another side of packoff.
Described motor can be brushless direct current motor, and described magnetic element can be two that are provided with along rotational symmetry.
As improvement of the technical scheme, prime amplifier 59 also is housed on the chassis, prime amplifier is connected with single-chip microcomputer.By prime amplifier the angular displacement signal that the magnetometric sensor on the chassis obtains is changed into electric signal, after one chip microcomputer is handled, demonstrate oil mass in the fuel tank, can realize goal of the invention of the present utility model by nixie display.
Compared with prior art, the utlity model has following beneficial effect:
The utility model uses the displacement of magnet-sensitive element measured angular, measures the pasta height with this, from And how much reflect oil mass, on structure, process the problem that has solved sensor output with data, And by the data processing, with the oil mass in the numeral demonstration fuel tank, than traditional fuel gauge precision height, Be conducive to the driver and at any time accurately grasp fuel consumption and the oil mass situation that adds in the fuel tank.
Specifically, have following characteristics:
1. the precision height can reach 0.5 liter of resolution ratio (0.1mm);
2. can digitally show oil mass;
3. contactless measurement, the reliability height;
4. antijamming capability is strong, and is firm in structure, and shock resistance is good;
5. interface shape is various, and digital output and analog output can be arranged, convenient various instrument Table, equipment interconnection.
Claims (5)
1. magnetic force oil measurement device is characterized in that comprising shell, one chip microcomputer, nixie display and displacement sensing mechanism; One chip microcomputer, nixie display and displacement sensing mechanism are cased, and displacement sensing mechanism links to each other with one chip microcomputer, and one chip microcomputer then links to each other with nixie display.
2. magnetic force oil measurement device according to claim 1 is characterized in that described displacement sensing mechanism by support, the displacement dish, and rotating disc, the chassis, bent axle, float, packoff and motor constitute; The displacement dish, rotating disc and chassis are contained on the support, rotating disc between displacement dish and chassis, and under the driving of motor around the support uniform rotation, motor is driven by extraneous power supply; One end of bent axle is fixed on the displacement dish, and the other end is connected with float, and float then places in the fuel tank; Be fixed with magnetometric sensor on the circumference on displacement dish and chassis, then be fixed with magnetic element on the circumference of rotating disc.
3. magnetic force oil measurement device according to claim 2 is characterized in that described packoff is " worker " type; Described displacement dish is positioned at one side of packoff, rotating disc, and the chassis, and motor then is positioned at the another side of packoff.
4. magnetic force oil measurement device according to claim 3 is characterized in that described magnetic element can be one, also can be two that are provided with along rotational symmetry.
5. magnetic force oil measurement device according to claim 4 is characterized in that prime amplifier also is housed on the described chassis, and prime amplifier is connected with single-chip microcomputer; By prime amplifier the angular displacement signal that the magnetometric sensor on the chassis obtains is changed into electric signal, after one chip microcomputer is handled, demonstrate oil mass in the fuel tank by nixie display.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620063498 CN200941065Y (en) | 2006-08-29 | 2006-08-29 | Magnetic oil level measurer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620063498 CN200941065Y (en) | 2006-08-29 | 2006-08-29 | Magnetic oil level measurer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN200941065Y true CN200941065Y (en) | 2007-08-29 |
Family
ID=38747241
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620063498 Expired - Fee Related CN200941065Y (en) | 2006-08-29 | 2006-08-29 | Magnetic oil level measurer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN200941065Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102706410A (en) * | 2012-06-06 | 2012-10-03 | 合肥工业大学 | Pontoon-type groundwater burial depth rate instrument and testing method thereof |
| CN111103039A (en) * | 2019-12-31 | 2020-05-05 | 赛卓电子科技（上海）有限公司 | Oil tank level sensing mechanism and sensor using same |
| CN112484815A (en) * | 2020-11-19 | 2021-03-12 | 襄阳易通朗达汽车技术服务有限公司 | Multifunctional automobile oil consumption detection device |
-
2006
- 2006-08-29 CN CN 200620063498 patent/CN200941065Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102706410A (en) * | 2012-06-06 | 2012-10-03 | 合肥工业大学 | Pontoon-type groundwater burial depth rate instrument and testing method thereof |
| CN102706410B (en) * | 2012-06-06 | 2014-03-12 | 合肥工业大学 | Pontoon-type groundwater burial depth rate instrument and testing method thereof |
| CN111103039A (en) * | 2019-12-31 | 2020-05-05 | 赛卓电子科技（上海）有限公司 | Oil tank level sensing mechanism and sensor using same |
| CN111103039B (en) * | 2019-12-31 | 2021-05-04 | 赛卓电子科技（上海）有限公司 | Oil tank level sensor |
| CN112484815A (en) * | 2020-11-19 | 2021-03-12 | 襄阳易通朗达汽车技术服务有限公司 | Multifunctional automobile oil consumption detection device |
| CN112484815B (en) * | 2020-11-19 | 2022-12-06 | 襄阳易通朗达汽车技术服务有限公司 | Multifunctional automobile oil consumption detection device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070829 Termination date: 20130829 |