CN106153151B - A kind of automobile oil mass detection device - Google Patents
A kind of automobile oil mass detection device Download PDFInfo
- Publication number
- CN106153151B CN106153151B CN201610614490.3A CN201610614490A CN106153151B CN 106153151 B CN106153151 B CN 106153151B CN 201610614490 A CN201610614490 A CN 201610614490A CN 106153151 B CN106153151 B CN 106153151B
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- CN
- China
- Prior art keywords
- grid
- oil
- float
- mesh grid
- detection device
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
- G01F23/30—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats
- G01F23/32—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats using rotatable arms or other pivotable transmission elements
- G01F23/36—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats using rotatable arms or other pivotable transmission elements using electrically actuated indicating means
- G01F23/363—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats using rotatable arms or other pivotable transmission elements using electrically actuated indicating means using electromechanically actuated indicating means
Abstract
The present invention provides a kind of automobile oil mass detection device, oily unit is surveyed including oil float, the buoy for oil float that oil float is surveyed in oily unit floats on the pasta of fuel tank, it is additionally provided with the grid for covering the buoy of oil float, oil float is installed to survey oily unit and seal at the top of mesh grid, the sealing of mesh grid front and back, left and right sides are equipped with grid, mesh grid front and back is vertical with vehicle traveling direction, mesh grid left and right sides are parallel with vehicle traveling direction, the grid includes that fuel feeding enters through-hole inside grid, mesh grid bottom is fixed on tank bottoms, realize the linear variation of oil measurement value, the pointer flickered that range is smaller for fuel level gauge, in the case where not changing existing automobile oil mass measuring device, keep oil measurement value more accurate, for the clearer Fuel Oil Remaining information for grasping fuel tank of driver It provides convenience.
Description
Technical field
The present invention relates to technical field of automotive electronics more particularly to a kind of automobile oil mass detection devices.
Background technique
In vehicle traveling process, driver needs to judge the Fuel Oil Remaining of automotive oil tank, could preferably determine
Whether need to refuel a car, existing automobile oil mass detection method is as shown in Figure 1, include slide rheostat 6, fuel level gauge 5, oil
Float 4, the fuel level gauge are equivalent to ammeter, from the scale of oil mass list index meaning, obtain the oil mass information of fuel tank.
Such oil mass detection method has the following deficiencies:
A, automobile bumpy road when driving, the oil in fuel tank is in the state of big ups and downs, at this time the buoy 2 of oil float
Also it can be fluctuated up and down with pasta, when the buoy fluctuation range of oil float is excessive, easily cause oil mass list index rapidly a wide range of
It swings, driver will be unable to judge the oil mass in fuel tank, other will also go out according to the data of magnitude calculation oily in fuel tank
It is wrong.
B, the oil in fuel tank collides oil tank wall and springs back beating when on oil float, and the sub- stress of oil float is depressed, and is caused
Oil measurement value is relatively low in fuel tank.
C, when automobile accelerates or slows down, due to the effect of inertia, entire pasta, will be oily in state is tilted forward or backward
Float rises or reduction cause oil measurement value higher or relatively low.
Therefore, the prior art is further improved.
Summary of the invention
The present invention provides a kind of automobile oil mass detection device, and the buoy of oil float is covered by grid, makes the floating of oil float
It is smaller to be marked on running car fluctuation range in bumpy road, the states such as acceleration-deceleration, the linear variation of oil measurement value, and obtain
Obtain more accurate oil measurement value.
In order to reach above-mentioned technical requirements, the technical solution used in the present invention are as follows:
The present invention provides a kind of automobile oil mass detection device, including oil float surveys oily unit, and oil float is surveyed in oily unit
The buoy of oil float floats on the pasta of fuel tank, is additionally provided with the grid for covering the buoy of oil float, installs institute at the top of mesh grid
It states oil float to survey oily unit and seal, mesh grid front and back sealing, left and right sides are equipped with grid, mesh grid front
Vertical with the back side with vehicle traveling direction, mesh grid left and right sides are parallel with vehicle traveling direction, and the grid includes supplying
Oil enters the through-hole inside grid, and mesh grid bottom is fixed on tank bottoms.
Specifically, it includes the power supply, slide rheostat, fuel level gauge connecting with oil float that oil float, which surveys oily unit,.
Specifically, mesh grid is ambroin grid.
Specifically, the through-hole diameter of the grid is 2mm-3mm.
Specifically, mesh grid thickness is less than or equal to 3mm.
A kind of automobile oil mass detection device provided by the invention solves the pasta when running car is in bumpy road and fluctuates
The problem of range is excessive, and the buoy of oil float fluctuates up and down solves after the oil in fuel tank encounters oil tank wall and springs back to oil float
Buoy on, the problem of being depressed the buoy of oil float, solves oil when automobile accelerates or slows down in fuel tank due to used
Property directly impact the buoy of oil float, the problem of being raised or lowered the buoy of oil float, realize oil measurement value into line
Property variation, the pointer flickered that range is smaller for fuel level gauge, in the case where not changing existing automobile oil mass measuring device, makes oil
Measurement is more accurate, provides convenience for the clearer Fuel Oil Remaining information for grasping fuel tank of driver.
Detailed description of the invention
Fig. 1 is orthodox car oil mass detection apparatus structure schematic diagram；
Fig. 2 is a kind of automobile oil mass structure of the detecting device schematic diagram of the present invention；
Pasta heeling condition schematic diagram in fuel tank when Fig. 3 is automobile acceleration in the present invention；
Pasta heeling condition schematic diagram in fuel tank when Fig. 4 is car deceleration in the present invention；
Fig. 5 is that in bumpy road, pasta acutely shakes status diagram to running car in fuel tank in the present invention.
Specific embodiment
Specifically illustrate embodiments of the present invention with reference to the accompanying drawing, attached drawing is only for reference and illustrates use, does not constitute pair
The limitation of the invention patent protection scope.
The embodiment of the present invention provides a kind of automobile oil mass detection device, including oil float surveys oily unit, as shown in Fig. 2,
The buoy 2 for oil float that oil float is surveyed in oily unit floats on the pasta 31 of fuel tank 3, is additionally provided with the buoy 2 for covering oil float
Grid 1 installs oil float at the top of mesh grid 1 and surveys oily unit and seal, and 1 front 11 of mesh grid and the back side 12 seal,
Left and right sides 13 are equipped with grid, and mesh grid front and back is vertical with vehicle traveling direction, mesh grid left and right sides
Parallel with vehicle traveling direction, the grid includes that fuel feeding enters through-hole inside grid 1, and mesh grid bottom is fixed on fuel tank
Bottom so that grid bottom with tank bottoms are seamless contacts, the oil in fuel tank can only enter net by the grid of left and right sides
Inside grid.It needs grid and the sub- measuring device instrument of oil float being fixed on fuel tank internal when installation, prevents equipment from loosening or damaging
Oil mass detection is impacted.
Preferably, it includes the power supply, slide rheostat, fuel level gauge connecting with oil float that oil float, which surveys oily unit,.
Preferably, mesh grid 1 is ambroin grid, and weight is small, can not only prevent the generation of electrostatic, also facilitate peace
Dress.
Mesh-density meets Bernoulli equation, can be obtained according to Bernoulli equation:
Wherein:
H is height of the pasta to aperture, unit m；
P0, PCThe respectively fuel-displaced place's pressure value of pasta and aperture, unit Pa；
α0, αCFor Bernoulli equation average speed correction factor, 1 is taken to be calculated；
ζ is the coefficient of partial resistance in aperture, generally constant, takes 0.06；
V0, VCFor the flow velocity degree and aperture Extraction rate for being respectively pasta oil, m/s；
Due to free discharge, P0=PC=atmospheric pressure；
Then:
And V in quiet fuel tank0=0m/s, then:
So
Wherein:
Q is flow；
AcFor necked-down section area；
A is practical aperture area, takes hole diameter d=2mm；
(n is aperture number, takes n=1 herein)
The flow formula that is obtained by above-mentioned Bernoulli equation it is found that the diameter and aperture of flow and aperture apart from fuel head
Related, lower and higher flow can all influence the stability and accuracy of measurement, it is preferable that the through-hole diameter of the grid
For 2mm-3mm, when one timing of hole diameter, flow is only related apart from fuel head with aperture.
Grid thickness is unsuitable blocked up, it is preferable that mesh grid thickness is less than or equal to 3mm, can effectively reduce grid
Influence of the volume to fuel tank totality innage, so that influence of the grid to fuel tank totality innage is ignored.
As shown in Figure 3 and Figure 4, when automobile is in acceleration or deceleration, due to inertia, originally horizontal pasta 31 rapidly to
Preceding or tilt backwards, a kind of grid front and back of automobile oil mass detection device provided by the invention is closed, the oil in fuel tank
Inside can only be by the gentle oblique inflow grid of the through-hole of the grid of grid left and right side, oil float be not in rapid increase or
The phenomenon that decline, when automobile becomes at the uniform velocity state from acceleration or deceleration, inclined pasta reflux is until steady；Therefore, automobile
Accelerate in moderating process, pasta tilts forward or backward, and grid front and sealing backside are similar to baffle, block pasta pair
The quick washing of the buoy of oil float, and oil is sideling entered inside grid by the grid of left and right, the pasta inside grid becomes
Change will be increased or decreased gently, and oil meter pointer shows as swing to the left or to the right by a small margin and smoothly, will not be made to oil mass value
At very big deviation.
As shown in figure 5, running car, in bumpy road, pasta 31 acutely shakes, lead to oily float measurement inaccuracy, this
The pasta width invented in a kind of automobile oil mass detection device provided in grid is smaller, when pasta is because running car is in bumpy road
Face and pasta shakes back and forth in oil tank wall and grid outer wall when acutely shaking, outside grid, the front of grid is closed with the back side, makes
It obtains largely to impact and be blocked by grid, pasta shaking amplitude is different inside and outside grid, and the oil in fuel tank can only pass through two sides in left and right
The grid through-hole in face enters the oil inside grid or in grid and is overflowed outward by the grid through-hole of two sides in left and right, this
Pasta shaking amplitude in the process in grid is small, and the oil mass in grid smoothly increases or decreases, and can effectively avoid because of running car
Direct impact of the bring pasta to oil float is acutely shaken in bumpy road, oil measurement can be made to become stable, fuel level gauge
The case where significantly shaking will not occur in pointer.
Above disclosed is only presently preferred embodiments of the present invention, cannot limit rights protection model of the invention with this
It encloses, therefore according to equivalent variations made by scope of the present invention patent, is still within the scope of the present invention.
Claims (5)
1. a kind of automobile oil mass detection device, including oil float survey oily unit, oil float surveys the buoy of oil float in oily unit
It floats on the pasta of fuel tank, it is characterised in that: the grid for covering the buoy of oil float is additionally provided with, at the top of mesh grid described in installation
Oil float is surveyed oily unit and is simultaneously sealed, the sealing of mesh grid front and back, and left and right sides are equipped with grid, mesh grid front and
The back side is vertical with vehicle traveling direction, and mesh grid left and right sides are parallel with vehicle traveling direction, and the grid includes fuel feeding
Into the through-hole inside grid, mesh grid bottom is fixed on tank bottoms.
2. a kind of automobile oil mass detection device according to claim 1, it is characterised in that: oil float surveys oily unit and includes and oil
Power supply, the slide rheostat, fuel level gauge of float connection.
3. a kind of automobile oil mass detection device according to claim 1, it is characterised in that: mesh grid is ambroin net
Grid.
4. a kind of automobile oil mass detection device according to claim 1, it is characterised in that: the through-hole diameter of the grid is
2mm-3mm。
5. a kind of automobile oil mass detection device according to claim 1, it is characterised in that: mesh grid thickness is less than or equal to
3mm。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610614490.3A CN106153151B (en) | 2016-07-29 | 2016-07-29 | A kind of automobile oil mass detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610614490.3A CN106153151B (en) | 2016-07-29 | 2016-07-29 | A kind of automobile oil mass detection device |
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| Publication Number | Publication Date |
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| CN106153151A CN106153151A (en) | 2016-11-23 |
| CN106153151B true CN106153151B (en) | 2019-07-02 |
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| CN201610614490.3A Active CN106153151B (en) | 2016-07-29 | 2016-07-29 | A kind of automobile oil mass detection device |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109035482A (en) * | 2018-06-14 | 2018-12-18 | 深圳市凯东源现代物流股份有限公司 | A kind of vehicle monitoring method and system |
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|---|---|---|---|---|
| CN203116811U (en) * | 2013-01-22 | 2013-08-07 | 安徽江淮汽车股份有限公司 | Oil capacity sensor device for light truck |
| CN104061982A (en) * | 2014-07-04 | 2014-09-24 | 济钢集团有限公司 | Water level monitoring device used for steel rolling production settling pond |
| CN204822762U (en) * | 2015-07-09 | 2015-12-02 | 广西南宁高斯特科贸有限公司 | Sump tank |
| CN204851801U (en) * | 2015-07-15 | 2015-12-09 | 河南宜和城保装备科技实业有限公司 | Wrecking truck backpack hydraulic tank |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1700380A1 (en) * | 1989-09-05 | 1991-12-23 | Алтайский Приборостроительный Завод Им.50-Летия Ссср | Liquid level indicator |
| JP3733339B2 (en) * | 2002-03-29 | 2006-01-11 | 東京瓦斯株式会社 | In-container physical quantity measurement method |
| CN101441100A (en) * | 2008-12-23 | 2009-05-27 | 蒋勤舟 | Contactless liquid level sensor |
| CN102384776A (en) * | 2010-09-01 | 2012-03-21 | 李俊川 | Detector for water layer in setting tank |
| CN205015056U (en) * | 2015-09-18 | 2016-02-03 | 浙江天能动力能源有限公司 | Water level inductor with protection casing |
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2016
- 2016-07-29 CN CN201610614490.3A patent/CN106153151B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203116811U (en) * | 2013-01-22 | 2013-08-07 | 安徽江淮汽车股份有限公司 | Oil capacity sensor device for light truck |
| CN104061982A (en) * | 2014-07-04 | 2014-09-24 | 济钢集团有限公司 | Water level monitoring device used for steel rolling production settling pond |
| CN204822762U (en) * | 2015-07-09 | 2015-12-02 | 广西南宁高斯特科贸有限公司 | Sump tank |
| CN204851801U (en) * | 2015-07-15 | 2015-12-09 | 河南宜和城保装备科技实业有限公司 | Wrecking truck backpack hydraulic tank |
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| CN106153151A (en) | 2016-11-23 |
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