CN2283849Y - Measuring instrument for oil chrominance and dispersion of internal-combustion engine - Google Patents
Measuring instrument for oil chrominance and dispersion of internal-combustion engine Download PDFInfo
- Publication number
- CN2283849Y CN2283849Y CN 97200323 CN97200323U CN2283849Y CN 2283849 Y CN2283849 Y CN 2283849Y CN 97200323 CN97200323 CN 97200323 CN 97200323 U CN97200323 U CN 97200323U CN 2283849 Y CN2283849 Y CN 2283849Y
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- video camera
- imaging
- oil
- entablement
- ccd video
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Abstract
The utility model relates to a measuring instrument for oil chrominance and dispersion of an internal-combustion engine, which comprises an image instrument (1), a video image card (9) and a microcomputer (10), wherein, the middle part of the image instrument (1) is vertically provided with a CCD video camera (2); both sides of the CCD video camera are respectively provided with a symmetrical inclined light source system (3); the axial direction included angle of the two light source systems (3) and the CCD video camera (2) is 25-45 DEG; an imaging bottom board (8) is fixed at the bottom of the image instrument (1) corresponding to the CCD video camera (2); a movable imaging stand (7) which causes an imaging hole (12) to be positioned on the right lower part of the CCD video camera (2) is arranged on the imaging bottom board (8); the CCD video camera (2) is connected with the microcomputer (10) by the video image card (9).
Description
The utility model is an instrument of measuring oil product colourity and dispersion degree about a kind of.Specifically, be the instrument of measuring I. C. engine oil colourity and dispersion degree about a kind of.
I. C. engine oil color before use generally is very shallow, and along with the increase of service time, dirt, greasy filth, carbon deposit, mechanical wear detritus etc. constantly increase in the oil product, and oil property is affected, and the color of oil product is also constantly deepened.Existing I. C. engine oil colour measurement method is to shine oil sample with standard sources, coloured glass disk with oil sample color and coloured number sign compares then, if color is suitable, then the colourity of oil product is the look number value (as GB6540-86) of glass sheet, this ocular estimate, because the coloured glass plate look minimum interval of selecting for use is 0.5, so the error of measured value is bigger, and the interference of human factor is arranged.
The detergency of I. C. engine oil is an important indicator of investigating I. C. engine oil and detergent-dispersant additive performance.Press the API regulation, the oil property evaluation will be done bench test, the detergent-dispersant performance VD procedure qualification of SE, SF level gasoline engine oil, SG, the VE procedure qualification of SH level gasoline, required bench test machine of these assessment methods and test material are very expensive, so people are seeking a kind of simple and easy to do and relevant simulation evaluation equipment and the method for engine (stand) test findings always.Wherein use the method for visual oil mark collection of illustrative plates preliminary assessment I. C. engine oil detergent-dispersant additive, domestic existing report, be applicable to the evaluation I. C. engine oil as GB 8030-87, SH0623-95 is applicable to the quality of evaluation detergent-dispersant additive, these methods all are that formation testing is dropped on the filter paper of appointment, and the diameter of two to three rings that present on the hand dipping filter paper behind the process certain hour is to investigate the dispersiveness of oil product, but this method produces very mistake when oil mark is irregular, and can not measure the color distinction of each interannular.
In recent years, some new instrument and methods have abroad appearred, the Shell AreolairePhotometer that Shell company produces is the photoelectricity numeralization new instrument that the eighties occurs, this instrument uses and is divided into four concentrically ringed four-way optical sensor observation oil marks, can record oil mark colourity and dispersion parameter.But this Instrument structure complexity, data processor is special-purpose, volume is big, price is high.
The purpose of this utility model provide a kind of volume little, be easy to carry and can rapid and accurate determination oil mark colourity and the determining instrument of dispersion degree.
The instrument that the utility model provides is made up of imager, video image card and microcomputer, and there is a vertical placed cameras at described imager middle part.Respectively there is the tilting light-source system of a symmetry video camera both sides, the axial angle of two light-source systems and ccd video camera is the 25-45 degree, be preferably 30 degree, the one fixing imaging master that movably becomes entablement that is placed with is arranged at the bottom of imager, be adjusted to entablement imaging hole wherein is positioned under the ccd video camera, be radiated in the imaging hole so that the directional light that two light-source systems send is overlapping.Ccd video camera is connected with microcomputer by the video image card in this imager.
Described light-source system is made up of cold light lamp, focus lens group and lens barrel.
Described one-tenth entablement be shaped as rectangle or circle, wherein become the imaging hole that symmetrical distribution is arranged in the entablement.
Described microcomputer is that 386 above common computers are equipped with WINDOWS operating system.
The utility model is owing to adopted the double focusing light-source system, guaranteed the uniformity coefficient of oil mark image incident light, therefore make that the data of measuring are more accurate, in addition, the imager volume in the utility model is little, be easy to carry, can be used with 386 commercially available above microcomputers, the colourity of fast measuring oil mark and dispersion degree had so both reduced the instrument price, improve versatility again, be convenient to popularization and application.
Describe the utility model in detail below in conjunction with accompanying drawing.
Fig. 1 is the utility model structural representation.
Fig. 2 is imaging master vertical view and an A-A sectional view shown in Figure 1.
Fig. 3 becomes entablement vertical view and A-A sectional view for rectangle.
Fig. 4 is round-formed entablement vertical view and A-A sectional view.
As shown in Figure 1, the utility model is by imager 1, video image card 9 and microcomputer 10 are formed, wherein imager 1 central part vertically is placed with ccd video camera 2, respectively there is the tilting light-source system 3 of a symmetry ccd video camera 2 both sides, light-source system 3 is the 25-45 degree with the axial angle of video camera 2, be preferably 30 degree, this light-source system 3 is by cold light lamp 4, focus lens group 5 and lens barrel 6 are formed, an imaging master 8 is fixed corresponding to ccd video camera 2 places in imager 1 bottom, be placed with on it and movably become entablement 7, become in the entablement 7 and be placed with imaging plate 11, the imaging hole 12 that symmetrical distribution is arranged on the imaging plate 11, be moved into entablement 7, imaging hole 12 is positioned under the ccd video camera 2, and overlapping being radiated on the imaging hole 12 of directional light that two light-source systems 3 are penetrated, the formation the utility model instrument that links to each other with video image card 9 in being inserted in microcomputer 10 main frames of the ccd video camera 2 in the imager 1.
As shown in Figure 2, imaging master 8 is a rectangle, and there is a jack 13 at its center.
As shown in Figure 3, becoming entablement 7 is rectangle, and its size equates that with imaging master 8 imaging plate 11 is positioned in the entablement 7, the imaging hole 12 that has two rows to be symmetrically distributed on it.By the A-A sectional view of Fig. 3 as can be known, become overlapping in the entablement 7 and be placed with two imaging plates, accompany one deck filter paper in two imaging plates, during use oil sample is dropped on the filter paper, be placed on and measure the oil mark image in the imager.
It is circular to become entablement 7 also can do, and its diameter should be less than the width of imaging master 8.As shown in Figure 4, be placed with imaging plate 11 in the round-formed entablement 7, the imaging hole 12 that four symmetrical distributions are arranged on it, by the A-A sectional view of Fig. 4 as can be known, become the entablement bottom center to also have a bossing, can insert during use on the imaging master 8 in the jack 13, be rotated into entablement 7, successively the oil mark sample in four imaging holes be measured.
Oil mark spreads the back color on filter paper be uneven, therefore, light sensitivity also was different when ccd video camera was taken oil mark, gradation of image is directly proportional with light sensitivity, calculate oil mark colourity according to oil mark ganmma controller and blank filter paper gray scale difference, difference according to oil mark colourity is oil stain circle and greasy filth circle with the oil mark image distinguishing again, calculates the area of oil stain circle and greasy filth circle, promptly draws the dispersion degree of oil mark.After imager and video image card connection, the oil mark image of being produced by ccd video camera promptly is presented on the computer screen, calculates principle establishment oil mark imgae processing software with above-mentioned oil mark colourity and dispersion degree, can obtain oil mark colourity and dispersion parameter fast.
Using method of the present utility model is: two imaging plates 11 are put into in the entablement 7, sandwich a blank filter paper in the imaging plate 11, under design temperature, I. C. engine oil dripped to and form oil mark on the filter paper, to become entablement 7 to be put on the imaging master 8, be moved into entablement 7 make imaging hole 12 be positioned at ccd video camera 2 under, the white imaging of advanced line space, blank filter paper, sequentially determining oil mark sample then can be directly measured in blank imaging.Become entablement for rectangle, after right side oil mark sample determination finishes, will become entablement Rotate 180 degree, can measure,, can rotate into entablement continuously and successively the oil mark sample be measured for round-formed entablement to left side oil mark sample.
For the liquid oil sample, oil sample to be measured can be poured in the surface plate, again surface plate is put into imaging hole and measure, earlier distilled water or I. C. engine oil base oil are poured into before measuring and carried out blank imaging in the surface plate, and then carry out the oil sample imaging.Blank filter paper should be placed in surface plate bottom during imaging, and liquid should equate with the oil sample liquid level during blank imaging.
The utility model is applicable to the colourity and the dispersion degree of evaluation I. C. engine oil, as the colourity and the dispersion degree of evaluation driving experiment, bench test and simulating bench experiment back oil product, also is applicable to the dispersiveness of evaluation ashless detergent dispersant.
The utility model also is applicable to the dispersiveness of other coloring matter of evaluation in solvent.
Claims (6)
1. instrument of measuring I. C. engine oil colourity and dispersion degree, comprise imager (1), video image card (8) and microcomputer (9), wherein a ccd video camera (2) is vertically placed at imager (1) middle part, respectively there is the tilting light-source system (3) of a symmetry video camera both sides, two light-source systems (3) are the 25-45 degree with the axial angle of ccd video camera (2), an imaging master (8) is located to fix corresponding to video camera (2) in imager (1) bottom, be placed with on it and can make imaging hole (12) be positioned at movably one-tenth entablement (7) under the video camera (2), video camera (2) is connected with microcomputer (9) by video image card (8).
2. according to the described instrument of claim 1, it is characterized in that described light-source system (3) by cold light lamp (4), focus lens group (5) and lens barrel (6) are formed.
3. according to the described instrument of claim 1, it is characterized in that into and be placed with two imagings are looked symmetrical distribution on the imaging plate imaging hole (12) in the entablement (7).
4. according to the described instrument of claim 1, it is characterized in that into entablement (7) is rectangle or circle.
5. according to the described instrument of claim 1, it is characterized in that the light-source system (3) and the axial angle of ccd video camera (2) are 30 degree.
6. the described instrument of claim 1 also is applicable to and measures the dispersiveness of other coloring matter in solvent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 97200323 CN2283849Y (en) | 1997-01-10 | 1997-01-10 | Measuring instrument for oil chrominance and dispersion of internal-combustion engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 97200323 CN2283849Y (en) | 1997-01-10 | 1997-01-10 | Measuring instrument for oil chrominance and dispersion of internal-combustion engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2283849Y true CN2283849Y (en) | 1998-06-10 |
Family
ID=33922006
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 97200323 Expired - Fee Related CN2283849Y (en) | 1997-01-10 | 1997-01-10 | Measuring instrument for oil chrominance and dispersion of internal-combustion engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2283849Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104865256A (en) * | 2015-04-01 | 2015-08-26 | 长安大学 | Multi-source information-fused quantitative determination method for detergency and dispersancy of automobile engine oil |
-
1997
- 1997-01-10 CN CN 97200323 patent/CN2283849Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104865256A (en) * | 2015-04-01 | 2015-08-26 | 长安大学 | Multi-source information-fused quantitative determination method for detergency and dispersancy of automobile engine oil |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |