DE102004050437B4 - Housing for receiving an optical sensor - Google Patents
Housing for receiving an optical sensor Download PDFInfo
- Publication number
- DE102004050437B4 DE102004050437B4 DE200410050437 DE102004050437A DE102004050437B4 DE 102004050437 B4 DE102004050437 B4 DE 102004050437B4 DE 200410050437 DE200410050437 DE 200410050437 DE 102004050437 A DE102004050437 A DE 102004050437A DE 102004050437 B4 DE102004050437 B4 DE 102004050437B4
- Authority
- DE
- Germany
- Prior art keywords
- housing
- optical sensor
- coolant
- socket
- internal combustion
- 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 - Fee Related
Links
- 230000003287 optical effect Effects 0.000 title claims abstract description 23
- 239000002826 coolant Substances 0.000 claims abstract description 25
- 238000010438 heat treatment Methods 0.000 claims abstract description 7
- 238000002485 combustion reaction Methods 0.000 claims description 19
- 239000010687 lubricating oil Substances 0.000 claims description 14
- 238000011010 flushing procedure Methods 0.000 claims description 13
- 239000000463 material Substances 0.000 claims description 4
- 239000003599 detergent Substances 0.000 claims description 3
- 239000002904 solvent Substances 0.000 claims description 2
- 239000011521 glass Substances 0.000 description 4
- 238000001514 detection method Methods 0.000 description 3
- 238000011835 investigation Methods 0.000 description 3
- 229910001220 stainless steel Inorganic materials 0.000 description 3
- 239000010935 stainless steel Substances 0.000 description 3
- 229910001369 Brass Inorganic materials 0.000 description 2
- 239000010951 brass Substances 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 238000004851 dishwashing Methods 0.000 description 1
- -1 for example Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
- G01J5/02—Constructional details
- G01J5/04—Casings
- G01J5/041—Mountings in enclosures or in a particular environment
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D11/00—Component parts of measuring arrangements not specially adapted for a specific variable
- G01D11/24—Housings ; Casings for instruments
- G01D11/245—Housings for sensors
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
- G01J5/02—Constructional details
- G01J5/06—Arrangements for eliminating effects of disturbing radiation; Arrangements for compensating changes in sensitivity
- G01J5/061—Arrangements for eliminating effects of disturbing radiation; Arrangements for compensating changes in sensitivity by controlling the temperature of the apparatus or parts thereof, e.g. using cooling means or thermostats
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M15/00—Testing of engines
- G01M15/04—Testing internal-combustion engines
- G01M15/10—Testing internal-combustion engines by monitoring exhaust gases or combustion flame
Abstract
Gehäuse zur
Aufnahme eines optischen Sensor in einem Nutzraum (2), dadurch gekennzeichnet,
dass
• das
Gehäuse
zum Betrieb des optischen Sensors in einem heißen oder in einem kalten Medium
ausgebildet ist,
• an
dem Gehäuse
Anschlüsse
für ein
Kühlmittel
oder ein Heizmittel ausgebildet sind,
• der Nutzraum des Gehäuses innerhalb
eines separaten Bauteils ausgebildet ist,
• das Kühlmittel oder das Heizmittel
einen Mantel durchströmt,
der zwischen dem Gehäuse
und dem separaten Bauteil ausgebildet ist.Housing for receiving an optical sensor in a work space (2), characterized in that
The housing is designed to operate the optical sensor in a hot or in a cold medium,
On the housing connections are formed for a coolant or a heating medium,
The useful space of the housing is formed within a separate component,
• The coolant or the heating medium flows through a jacket which is formed between the housing and the separate component.
Description
Die Erfindung betrifft ein Gehäuse zur Aufnahme eines optischen Sensor gemäß dem Oberbegriff des Patentanspruchs 1.The The invention relates to a housing for receiving an optical sensor according to the preamble of the claim 1.
Beispielsweise bei der Entwicklung von Brennkraftmaschine für ein Kraftfahrzeug ist es vorteilhaft die Vorgänge im Inneren der Brennkraftmaschine beobachten zu können. Dazu bedarf es eines speziellen Gehäuses, innerhalb dem ein optischer Sensor betrieben werden kann, und das beispielsweise in von Schmieröl oder heißen Gasen durchströmten Hohlräumen der Brennkraftmaschine bestehen kann.For example in the development of internal combustion engine for a motor vehicle it is advantageous the operations to observe inside the internal combustion engine. To it requires a special housing, within which an optical sensor can be operated, and the for example, in lubricating oil or hot Gases flowed through cavities the internal combustion engine can exist.
Der Erfindung liegt die Aufgabe zugrunde ein Gehäuse zur Aufnahme eines optischen Sensor gemäß dem Oberbegriff des Patentanspruchs 1 anzugeben, das in extremen Umgebungen betrieben werden kann, und dass die Erfassung qualitativ hochwertiger Sensorsignale durch den optischen Sensor gewährleistet.Of the Invention is based on a housing for receiving an optical object Sensor according to the preamble of claim 1 operated in extreme environments can be, and that the detection of high-quality sensor signals ensured by the optical sensor.
Diese Aufgabe wird erfindungsgemäß durch die Merkmale im Kennzeichen des Patentanspruchs 1 gelöst, wonach das Gehäuse zum Betrieb in einem heißen oder kalten Medium ausgebildet ist. Dabei sind an dem Gehäuse Anschlüsse ausgebildet, über welche dem Gehäuse ein Kühlmittel oder ein Heizmittel zugeführt werden kann. Der Nutzraum zur Aufnahme des optischen Sensors ist innerhalb eines separaten Bauteils ausgebildet, wobei das Kühlmittel oder das Heizmittel einen Mantel durchströmt, der zwischen dem Gehäuse und dem separaten Bauteil ausgebildet ist.These The object is achieved by the Characteristics solved in the characterizing part of claim 1, according to which the housing to operate in a hot or cold medium is formed. In this case, connections are formed on the housing, via which the housing a coolant or a heating medium supplied can be. The usable space for receiving the optical sensor is formed within a separate component, wherein the coolant or the heating medium flows through a jacket which between the housing and is formed of the separate component.
In einer vorteilhaften Weiterbildung der Erfindung ist vorgesehen, dass das separate Bauteil als Buchse ausgebildet ist, wobei die Buchse mittels Dichtungen gegenüber dem Gehäuse abgedichtet ist. Die Buchse ist vorteilhaft zylindrisch ausgebildet, so dass als Dichtungen O-Ringe verwendet werden können.In an advantageous embodiment of the invention is provided that the separate component is designed as a socket, wherein the Socket opposite by means of seals the housing is sealed. The sleeve is advantageously cylindrical, so that can be used as seals O-rings.
In einer weiteren vorteilhaften Weiterbildung der Erfindung ist vorgesehen, dass an dem Gehäuse eine Durchtrittsscheibe für die von dem optischen Sensor zu erfassenden elektromagnetische Wellen angeordnet ist. An dem Gehäuse ist eine Spülvorrichtung für die Durchtrittsscheibe ausgebildet, damit der optische Sensor möglichst unverzerrte Informationen erhält.In a further advantageous embodiment of the invention is provided that on the housing a Durchtrittsscheibe for arranged to be detected by the optical sensor electromagnetic waves is. On the case is a flushing device for the Durchtrittsscheibe formed so that the optical sensor as possible receives undistorted information.
Die Spulvorrichtung der Durchtrittsscheibe weist ein gegen die Durchtrittsscheibe gerichtetes Spülrohr auf, wobei über das Spülrohr ein Spülmittel gegen die Durchtrittsscheibe gefördert wird. Das Spülmittel kann beispielsweise Luft, ein Lösungsmittel das Medium selbst oder ein anders geeignetes Mittel sein.The Winding device of the passage disc has against the passage disc directed flushing pipe on, being over the flush pipe a dishwashing liquid against promoted the passage disc becomes. The detergent For example, air, a solvent the medium itself or another suitable means.
In einer nächsten Weiterbildung der Erfindung ist vorgesehen, dass der optische Sensor als CCD- Chip (ccd: charge coupled device) oder als CMOS- Chip (complementary metal oxide semiconductor) ausgebildet ist, so dass das Gehäuse ein Kameragehäuse bildet.In one next Further development of the invention is provided that the optical sensor as a CCD chip (ccd: charge coupled device) or as a CMOS chip (complementary metal oxide semiconductor) is formed, so that the housing a camera housing forms.
Das Gehäuse kann für Untersuchungen innerhalb einer befeuerten Brennkraftmaschine in einem Hohlraum der Brennkraftmaschine fest montiert werden, wobei die Versorgungsleitungen des Gehäuses und des optischen Sensors aus der Brennkraftmaschine herausgeführt sind. Das Medium, innerhalb dem das Gehäuse betrieben wird, ist dabei das Schmieröl der Brennkraftmaschine.The casing can for Investigations within a fired internal combustion engine in a cavity of the internal combustion engine are fixedly mounted, wherein the supply lines of the housing and the optical sensor are led out of the internal combustion engine. The medium within which the housing is operated is included the lubricating oil the internal combustion engine.
In einer letzten vorteilhaften Weiterbildung der Erfindung ist vorgesehen, dass das Gehäuse aus einem gegenüber dem Medium resistenten Material gefertigt ist. Zudem ist das Material des Gehäuses gegenüber den Temperaturen des Mediums beständig ausgebildet, beispielsweise aus Edelstahl, Aluminium oder Keramik.In a last advantageous development of the invention is provided that the case from one opposite the medium resistant material is made. In addition, the material of the housing opposite the Temperatures of the medium resistant formed, for example, made of stainless steel, aluminum or ceramic.
Das erfindungsgemäße Gehäuse zur Aufnahme eines optischen Sensor kann durch die Anschlussmöglichkeit eines Heiz- bzw. Kühlmittels in extremen Umgebungen betrieben werden. Insbesondere durch die Spülvorrichtung der Durchtrittsscheibe ist die Erfassung qualitativ hochwertiger Sensorsignale durch den optischen Sensor gewährleistet.The inventive housing for Recording an optical sensor can be done by the connection option a heating or cooling agent be operated in extreme environments. In particular by the flushing The penetration plate is the detection of high quality Sensor signals ensured by the optical sensor.
Im folgenden ist das erfindungsgemäße Gehäuse zur Aufnahme eines optischen Sensor anhand von einem Ausführungsbeispiel im Zusammenhang mit zwei Figuren dargestellt und erläutert.in the following is the housing according to the invention for Recording an optical sensor based on an embodiment illustrated and explained in connection with two figures.
Es zeigen:It demonstrate:
Zur Untersuchung des Schmierölkreislaufes einer Brennkraftmaschine für ein Kraftfahrzeug wird in Hohlräume der Brennkraftmaschine ein Gehäuse eingesetzt. In dem Nutzraum des Gehäuses ist als optischer Sensor ein CCD- Chip angeordnet, wodurch das Gehäuse ein Kameragehäuse bildet. In dem Hohlraum der Brennkraftmaschine oder direkt an dem Gehäuse ist eine auf den CCD- Chip abgestimmte Beleuchtungsquelle vorgesehen.to Examination of the lubricating oil circuit of a Internal combustion engine for a motor vehicle is in cavities the internal combustion engine used a housing. In the usable space of the housing is arranged as an optical sensor, a CCD chip, whereby the housing a camera housing forms. In the cavity of the internal combustion engine or directly to the casing is provided on the CCD chip tuned illumination source.
Für die Untersuchungen des Schmierölkreislaufes wird das Gehäuse fest in dem zu untersuchenden Hohlraum verschraubt, wobei die benötigten Versorgungsleitungen aus der Brennkraftmaschine herausgeführt werden. Untersucht wird, wie sich ein Hohlraum beim befeuerten Betrieb der Brennkraftmaschine mit Schmieröl füllt und leert. Bei der Untersuchung durchläuft die Brennkraftmaschine ihren gesamten Drehzahlbereich. Zudem kann die Brennkraftmaschine um verschiedene Achsen gekippt werden, wodurch Beschleunigungen und Kurvenfahrten des Kraftfahrzeugs simuliert werden können.For the investigations of the lubricating oil circuit, the housing is firmly screwed into the cavity to be examined, the required Ver supply lines are led out of the internal combustion engine. It is examined how a cavity fills with lubricating oil during the fired operation of the internal combustion engine and empties. During the investigation, the internal combustion engine goes through its entire speed range. In addition, the internal combustion engine can be tilted about different axes, whereby acceleration and cornering of the motor vehicle can be simulated.
Beim
Betrieb der Brennkraftmaschine taucht das Buchsengehäuse
Damit
sich auf der gläsernen
Durchtrittsscheibe
Als
Spülmittel
kann vorteilhaft Pressluft durch das Spülrohr
Zur
Kühlung
des CCD- Chips, der lediglich Temperaturen von bis 75 Grad Celsius
verträgt,
sind an dem Buchsengehäuse
An
der Innenseite des Gehäusedeckels
Die
Buchse
Die
breite Ausnehmung bildet den Kühlmittelmantel
Die
schmalen Ausnehmung dienen der Aufnahme von O-Ringen
Ebenso
sind an der der Durchtrittscheibe
Die
Versorgungsleitungen des CCD- Chips werden über eine an dem Buchsengehäuse
Das beschriebene Gehäuse zur Aufnahme eines CCD- Chips bietet die Möglichkeit auch in von heißem Schmieröl durchfluteten Hohlräumen der Brennkraftmaschine Bilder oder Filme zu erstellen. Insbesondere durch die Spülvorrichtung der gläsernen Durchtrittsscheibe ist die Erfassung qualitativ hochwertiger Bilder gewährleistet.The housing described for receiving a CCD chip also offers the possibility of in hot lube flooded cavities of the internal combustion engine to create images or films. In particular, the rinsing device of the glass passage disc ensures the capture of high-quality images.
Claims (9)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE200410050437 DE102004050437B4 (en) | 2004-10-16 | 2004-10-16 | Housing for receiving an optical sensor |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE200410050437 DE102004050437B4 (en) | 2004-10-16 | 2004-10-16 | Housing for receiving an optical sensor |
Publications (2)
Publication Number | Publication Date |
---|---|
DE102004050437A1 DE102004050437A1 (en) | 2006-04-20 |
DE102004050437B4 true DE102004050437B4 (en) | 2007-07-12 |
Family
ID=36120556
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE200410050437 Expired - Fee Related DE102004050437B4 (en) | 2004-10-16 | 2004-10-16 | Housing for receiving an optical sensor |
Country Status (1)
Country | Link |
---|---|
DE (1) | DE102004050437B4 (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102007060760A1 (en) * | 2007-12-17 | 2009-06-18 | Giesecke & Devrient Gmbh | Sealing of housings by means of sealing compound |
DE102012024110B4 (en) * | 2012-12-10 | 2015-02-05 | Black Photon Instruments GmbH | Device for measuring solar radiation |
JP6469845B2 (en) | 2014-08-26 | 2019-02-13 | シーメンス アクチエンゲゼルシヤフトSiemens Aktiengesellschaft | Sealing system for optical sensors in gas turbine engines |
Citations (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE8104762U1 (en) * | 1981-02-20 | 1981-08-20 | Robert Bosch Gmbh, 7000 Stuttgart | SENSOR ARRANGEMENT |
DE3039879A1 (en) * | 1980-10-22 | 1982-06-03 | Siemens AG, 1000 Berlin und 8000 München | Optical probe for IC engine combustion chamber - has several phototransistors coupled by optical fibre cable to combustion chamber window, each responsive to different wavelength |
DD277509A1 (en) * | 1988-12-01 | 1990-04-04 | Akad Wissenschaften Ddr | FIBER OPTIC MULTIMODE SENSOR FOR USE AT HIGH PRESSURE AND HIGH TEMPERATURE |
DE9213774U1 (en) * | 1992-10-13 | 1992-12-03 | Hiss, Eckart, Dr., 2300 Kiel, De | |
DE29716060U1 (en) * | 1996-09-06 | 1997-10-30 | Avl List Gmbh | Sensor for pressure measurement in hot media |
DE19609238C2 (en) * | 1996-03-09 | 1998-01-22 | Leuze Electronic Gmbh & Co | Sensor housing |
EP0837307A1 (en) * | 1996-10-16 | 1998-04-22 | Jenbacher Energiesysteme Ag | Optical sensor for combustion chamber |
DE19932202A1 (en) * | 1998-07-09 | 2000-03-09 | Avl List Gmbh | Optoelectronic measurement device for analyzing combustion processes in a combustion engine, comprises optical sensors with a lens and a connection to an analysis unit. |
EP1065500A1 (en) * | 1999-06-23 | 2001-01-03 | Yokogawa Electric Corporation | Sensor housing |
DE10051517A1 (en) * | 2000-10-17 | 2002-05-02 | Leuze Electronic Gmbh & Co | Sensor housing has opening closed by cover and bounded by wall element forming cover supporting surface with protruding wall segments with reverse cuts for engagement by fixing lugs |
JP2002131095A (en) * | 2000-10-25 | 2002-05-09 | Ishikawajima Harima Heavy Ind Co Ltd | Probe insertion device for investigation to casing of fluid equipment real machine model |
DE10211992A1 (en) * | 2001-05-04 | 2002-11-28 | Trafag Ag Maennedorf | Pressure sensor for pressure detection in an engine combustion chamber and method for its production |
DE10141930A1 (en) * | 2001-08-28 | 2003-03-27 | Volkswagen Ag | Combined temperature and rotational velocity sensor, for measuring the rotational velocity of a motor vehicle gear or coupling element and its lubricant temperature, has a shared housing, thus reducing assembly costs |
-
2004
- 2004-10-16 DE DE200410050437 patent/DE102004050437B4/en not_active Expired - Fee Related
Patent Citations (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3039879A1 (en) * | 1980-10-22 | 1982-06-03 | Siemens AG, 1000 Berlin und 8000 München | Optical probe for IC engine combustion chamber - has several phototransistors coupled by optical fibre cable to combustion chamber window, each responsive to different wavelength |
DE8104762U1 (en) * | 1981-02-20 | 1981-08-20 | Robert Bosch Gmbh, 7000 Stuttgart | SENSOR ARRANGEMENT |
DD277509A1 (en) * | 1988-12-01 | 1990-04-04 | Akad Wissenschaften Ddr | FIBER OPTIC MULTIMODE SENSOR FOR USE AT HIGH PRESSURE AND HIGH TEMPERATURE |
DE9213774U1 (en) * | 1992-10-13 | 1992-12-03 | Hiss, Eckart, Dr., 2300 Kiel, De | |
DE19609238C2 (en) * | 1996-03-09 | 1998-01-22 | Leuze Electronic Gmbh & Co | Sensor housing |
DE29716060U1 (en) * | 1996-09-06 | 1997-10-30 | Avl List Gmbh | Sensor for pressure measurement in hot media |
EP0837307A1 (en) * | 1996-10-16 | 1998-04-22 | Jenbacher Energiesysteme Ag | Optical sensor for combustion chamber |
DE19932202A1 (en) * | 1998-07-09 | 2000-03-09 | Avl List Gmbh | Optoelectronic measurement device for analyzing combustion processes in a combustion engine, comprises optical sensors with a lens and a connection to an analysis unit. |
EP1065500A1 (en) * | 1999-06-23 | 2001-01-03 | Yokogawa Electric Corporation | Sensor housing |
DE10051517A1 (en) * | 2000-10-17 | 2002-05-02 | Leuze Electronic Gmbh & Co | Sensor housing has opening closed by cover and bounded by wall element forming cover supporting surface with protruding wall segments with reverse cuts for engagement by fixing lugs |
JP2002131095A (en) * | 2000-10-25 | 2002-05-09 | Ishikawajima Harima Heavy Ind Co Ltd | Probe insertion device for investigation to casing of fluid equipment real machine model |
DE10211992A1 (en) * | 2001-05-04 | 2002-11-28 | Trafag Ag Maennedorf | Pressure sensor for pressure detection in an engine combustion chamber and method for its production |
DE10141930A1 (en) * | 2001-08-28 | 2003-03-27 | Volkswagen Ag | Combined temperature and rotational velocity sensor, for measuring the rotational velocity of a motor vehicle gear or coupling element and its lubricant temperature, has a shared housing, thus reducing assembly costs |
Also Published As
Publication number | Publication date |
---|---|
DE102004050437A1 (en) | 2006-04-20 |
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