WO2014094751A1 - Sensoranordnung und verfahren zur herstellung einer sensoranordnung - Google Patents
Sensoranordnung und verfahren zur herstellung einer sensoranordnung Download PDFInfo
- Publication number
- WO2014094751A1 WO2014094751A1 PCT/DE2013/200270 DE2013200270W WO2014094751A1 WO 2014094751 A1 WO2014094751 A1 WO 2014094751A1 DE 2013200270 W DE2013200270 W DE 2013200270W WO 2014094751 A1 WO2014094751 A1 WO 2014094751A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- sensor
- cover element
- additional component
- receiving unit
- arrangement
- 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.)
- Ceased
Links
Classifications
-
- 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
Definitions
- the invention relates to a sensor arrangement with a sensor housing and a sensor arranged therein, wherein the sensor housing has a receiving unit for receiving the sensor and a cover element for closing the
- Recording unit in the region of the arrangement of the sensor comprises.
- the invention further relates to a method for producing a
- Sensor arrangement comprising a sensor housing and a sensor arranged therein, wherein the sensor housing comprises a receiving unit for receiving the sensor and a cover element for closing the receiving unit in the region of the arrangement of the sensor.
- Sensor arrangements are generally known from the prior art, which comprise a sensor arranged in a sensor housing.
- the sensor housing comprises a receiving unit for the sensor.
- the receiving unit is provided in the region of the arrangement of the sensor with a cover element.
- the invention is based on the object to provide a comparison with the prior art improved sensor arrangement and a method for producing a sensor arrangement.
- the object is achieved by the features specified in claim 1 and in terms of the method by the features specified in claim 9.
- the sensor arrangement comprises a sensor housing and a sensor arranged therein, wherein the sensor housing comprises a receiving unit for receiving the sensor and a cover element for closing the receiving unit in the region of the arrangement of the sensor.
- the cover element completely surrounds at least one end portion of a lateral surface of the receiving unit, wherein an additional component surrounding the lateral surface, in particular a wedge ring, is arranged between the cover element and the lateral surface in the partial region at least in sections, the outer side of which tapers in the direction of the cover element the lid member the outside of the
- Additional component at least partially covered.
- the surface pressures generated make it possible to carry out a laser welding process. Due to the wedge-shaped additional component and the laser welding process, a fluid-tight and cohesive connection between the additional component and the cover element can be produced with particularly low material and expense. Thus, electromagnetic compatibility and protection of the sensor from electrostatic discharges and mechanical influences and from contamination can be realized in a simple manner. Furthermore, due to the arrangement of the additional component in the joining of the lid member and the
- the outer side of the additional component tapers step-like.
- the limitation of the joining force with simultaneous production of the surface pressure in the region of the additional component is realized in a simple and reliable manner.
- Additional component the realization of the limitation of the joining force while generating the surface pressure in the field of additional component in a simple and secure manner.
- an inner side of the cover element corresponds in the region of
- a cross section of an inner side of the additional component corresponds to a cross section of an outer side of the receiving unit in the region of the arrangement of the additional component.
- the cover element is made of a material used in a laser welding process
- Lid member at least partially melted, so that between the lid member and the additional component creates a tight weld.
- An outer shape of the lid member is not changed.
- Sensor housing and a sensor arranged therein, wherein the sensor housing comprises a receiving unit for receiving the sensor and a lid member for closing the receiving unit in the region of the arrangement of the sensor, the lid member according to the invention at least one end
- Subarea of a lateral surface of the receiving unit disposed completely unbending.
- an additional component which surrounds the lateral surface in an annular manner is arranged in the partial region, the outer side of which tapers in the direction of the cover element.
- the cover element is arranged such that it at least partially covers the outside of the additional component and a surface pressure is generated between the cover element and the additional component.
- a contact surface is produced by the arrangement of the additional component in the gap formed between the cover member and the receiving unit in a particularly advantageous manner, at which between a particular wedge-shaped auxiliary component and the cover element defined surface pressures occur.
- a particular wedge-ring-shaped additional component allows the compensation of tolerances between the cover element and the receiving unit.
- the surface pressures generated allow the implementation of a laser welding process. Due to a particular keilring-shaped additional component and the laser welding process, a fluid-tight and cohesive connection between the additional component and the cover element is produced with particularly low material and cost, so that an electromagnetic compatibility and protection of the sensor against electrostatic discharges and mechanical influences as well as pollution in a simple Way are feasible.
- Laser welding process used laser beams permeable material is used. By means of the laser welding process, it is possible in a simple and accurate manner, the weld between the lid member and the
- Figure 1 shows schematically a side view of an inventive
- FIG. 2 is a schematic sectional view of the sensor arrangement according to FIG.
- FIG. 1 A first figure.
- FIG. 3 schematically shows a section of the sectional view according to FIG. 2 in a joining region of a cover element and a receiving unit of the sensor arrangement
- FIG. 4 schematically shows a perspective view of the sensor arrangement according to FIG.
- FIG. 1 A first figure.
- the sensor arrangement 1 is designed as a so-called sensor dome and formed of plastic.
- the sensor arrangement 1 comprises a sensor housing 2 and a sensor housing 2 therein
- the sensor housing 2 comprises a receiving unit 4 designed as an elongated cylindrical sensor dome body for receiving the sensor 3.
- the sensor arrangement 1 furthermore comprises an electrical supply line for connecting the sensor 3. To ensure proper operation of the sensor 3, it must be protected against electrostatic discharges, mechanical influences and contamination. Also, an electromagnetic compatibility must be ensured.
- the sensor housing 2 comprises a cover element 5 for closing the receiving unit 4 in the region of the arrangement of the sensor 3 and the cover of the sensor 3.
- the cover member 5 surrounds an end portion of a lateral surface of the receiving unit 4 completely, wherein the cover member 5 and Receiving unit 4 have a mutually corresponding geometry.
- a secure attachment of the cover element 5 is required.
- This secure fastening is produced by means of a welding of the cover element 5 with the receiving unit 4, which is generated in a laser welding process.
- the cover element 5 and the receiving unit 4 are formed according to the prior art such that a radial interference fit or press fit between the cover member 5 and the receiving unit 4 is formed.
- this interference fit requires a certain joining force, which acts on the sensor 3 when the cover element 5 rests on it and thus mechanically loads the sensor 3.
- the cover element 5 and the receiving unit 4 in the illustrated embodiment of the sensor arrangement 1 according to the invention are designed such that a radial clearance fit between the cover member 5 and the receiving unit 4 is formed.
- an additional component 6 which surrounds the lateral surface in an annular manner between the cover element 5 and the lateral surface of the receiving unit 4 is arranged Outer side is tapered in the direction of the lid member 5.
- the additional component 6 is designed as a wedge ring.
- the additional component 6 is referred to below as a wedge ring 6 and the outside of the additional component 6 hereinafter as a wedge ring outer side.
- the wedge ring 6 is also formed of plastic.
- the wedge ring 6 is integrally formed with the receiving unit 4 or is alternatively arranged prior to assembly of the lid member 5 on the receiving unit 4 and non-positively, material and / or positively connected thereto.
- the connection is generated by means of a welding process, for example laser welding, or by means of a bond.
- a cross section corresponds to an inner side of the wedge ring 6 with a cross section of a
- cover element 5 For joining the cover element 5, this is first slipped over the end region of the receiving unit 4 and arranged and aligned such that the cover element partially covers the outer edge of the wedge ring. To produce the surface pressure of the cover element 5 on the wedge ring 6 in the radial direction and to produce a contact surface of the cover element 5 on the wedge ring 6 is an inside of the cover element 5 in the region of
- the lid member 5 is made of one used for in the laser welding process
- the wedge ring 6 is at least partially melted on its outer side, with a resulting melt optionally closes existing spaces between the cover member 5 and the wedge ring 6 and after curing of the melt a cohesive and fluid-tight connection between the
- Cover element 5 and the wedge ring 6 is formed.
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Fluid Pressure (AREA)
Abstract
Description
Claims
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE112013004702.0T DE112013004702A5 (de) | 2012-12-21 | 2013-11-04 | Sensoranordnung und Verfahren zur Herstellung einer Sensoranordnung |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102012112872.3 | 2012-12-21 | ||
| DE201210112872 DE102012112872A1 (de) | 2012-12-21 | 2012-12-21 | Sensoranordnung und Verfahren zur Herstellung einer Sensoranordnung |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2014094751A1 true WO2014094751A1 (de) | 2014-06-26 |
Family
ID=50002387
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/DE2013/200270 Ceased WO2014094751A1 (de) | 2012-12-21 | 2013-11-04 | Sensoranordnung und verfahren zur herstellung einer sensoranordnung |
Country Status (2)
| Country | Link |
|---|---|
| DE (2) | DE102012112872A1 (de) |
| WO (1) | WO2014094751A1 (de) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102014202354A1 (de) * | 2014-02-10 | 2015-08-13 | Zf Friedrichshafen Ag | Dichtvorrichtung für ein Sensorgehäuse |
| DE102014217556A1 (de) * | 2014-09-03 | 2016-03-03 | Conti Temic Microelectronic Gmbh | Sensordomvorrichtung für ein Kraftfahrzeug sowie Verfahren zum Herstellen einer solchen |
| DE102015219571A1 (de) | 2015-10-09 | 2017-04-13 | Conti Temic Microelectronic Gmbh | Sensordom-Anordnung |
| DE102017113486B4 (de) | 2017-06-20 | 2025-09-11 | Valeo Schalter Und Sensoren Gmbh | Ultraschallsensor für ein Kraftfahrzeug mit einem Sensorgehäuse mit einer Membran und mit einem Positionshalter zum Halten der Membran im Sensorgehäuse sowie Kraftfahrzeug |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090058585A1 (en) * | 2007-09-04 | 2009-03-05 | Eckhard Berg | Electronic sensor and method for the manufacture of a sensor |
| US20100187205A1 (en) * | 2009-01-24 | 2010-07-29 | Hiroyuki Masaki | Soldering device and method of making same |
| US20120036929A1 (en) * | 2010-08-10 | 2012-02-16 | Ngk Spark Plug Co., Ltd. | Gas sensor |
Family Cites Families (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3021949C2 (de) * | 1980-06-12 | 1982-09-02 | Electro-Nite, N.V., 3530 Houthalen | Vorrichtung zur Bestimmung des aktiven Sauerstoffgehaltes von Metallschmelzen |
| DD208216A1 (de) * | 1981-10-30 | 1984-03-28 | Karl Marx Stadt Mech | Umhuellung fuer messinstrumente, insbesondere manometer |
| DE4121056C2 (de) * | 1991-06-26 | 1994-09-01 | Spanner Pollux Gmbh | Mehrstrahl-Wasserzähler |
| DE4142727B4 (de) * | 1991-12-21 | 2004-09-30 | Valeo Schalter Und Sensoren Gmbh | Drehzahlsensor |
| DE4331865C1 (de) * | 1993-09-20 | 1994-12-15 | Geocon Messinformatik Gmbh | Behälter für Flüssigkeiten |
| DE19528474C2 (de) * | 1995-08-03 | 2002-10-24 | Teves Gmbh Alfred | An einem Stoßfänger eines Kraftfahrzeuges befestigbarer Ultraschallwandler |
| DE19549249C2 (de) * | 1995-12-19 | 1998-08-06 | Hartmann & Braun Gmbh & Co Kg | Gekapselter Temperaturfühler |
| DE29702951U1 (de) * | 1997-02-20 | 1998-06-18 | Robert Bosch Gmbh, 70469 Stuttgart | Elektrischer Meßwertaufnehmer |
| DE19812785A1 (de) * | 1998-03-24 | 1999-10-07 | Beru Ag | Schutzrohre für Glüh- und Meßelemente |
| DE10316299B4 (de) * | 2003-04-08 | 2010-11-11 | Endress + Hauser Gmbh + Co. Kg | Messgerät zur Bestimmung und/oder Überwachung einer Prozessgröße |
| DE10324956B4 (de) * | 2003-06-03 | 2008-03-13 | Robert Bosch Gmbh | Messfühler |
| DE102006001290C5 (de) * | 2006-01-10 | 2009-08-20 | Pepperl + Fuchs Gmbh | Gehäuseabschluss für Elektronikgehäuse und Verfahren zu dessen Herstellung |
| JP4645477B2 (ja) * | 2006-02-27 | 2011-03-09 | 株式会社デンソー | 回転検出装置 |
| JP4203678B2 (ja) * | 2006-12-07 | 2009-01-07 | Smc株式会社 | 圧力スイッチ |
| DE102007018001A1 (de) * | 2007-04-17 | 2008-10-23 | Robert Bosch Gmbh | Gassensor zur Bestimmung einer physikalischen Eigenschaft eines Messgases |
| DE202009003546U1 (de) * | 2009-03-12 | 2010-07-22 | Pepperl + Fuchs Gmbh | Elektromechanische Funktionskomponente |
| DE202009015391U1 (de) * | 2009-11-13 | 2010-01-28 | Tracto-Technik Gmbh & Co. Kg | Sondenkopf |
| DE102010039866B4 (de) * | 2010-08-27 | 2021-08-19 | Endress + Hauser Wetzer Gmbh + Co. Kg | Vorrichtung zur Bestimmung einer chemischen und/oder physikalischen Prozessgröße mit zwei über einen Bajonettverschluss verbindbaren Kupplungsteilen mit Raststellung |
| DE202011051324U1 (de) * | 2011-09-16 | 2011-11-23 | Balluff Gmbh | Haltevorrichtung und Sensor |
| EP2574895B1 (de) * | 2011-09-28 | 2016-08-31 | VEGA Grieshaber KG | Messanordnung für die Prozessmesstechnik mit einem Universal-Prozessanschluss |
-
2012
- 2012-12-21 DE DE201210112872 patent/DE102012112872A1/de not_active Withdrawn
-
2013
- 2013-11-04 WO PCT/DE2013/200270 patent/WO2014094751A1/de not_active Ceased
- 2013-11-04 DE DE112013004702.0T patent/DE112013004702A5/de active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090058585A1 (en) * | 2007-09-04 | 2009-03-05 | Eckhard Berg | Electronic sensor and method for the manufacture of a sensor |
| US20100187205A1 (en) * | 2009-01-24 | 2010-07-29 | Hiroyuki Masaki | Soldering device and method of making same |
| US20120036929A1 (en) * | 2010-08-10 | 2012-02-16 | Ngk Spark Plug Co., Ltd. | Gas sensor |
Also Published As
| Publication number | Publication date |
|---|---|
| DE112013004702A5 (de) | 2015-07-02 |
| DE102012112872A1 (de) | 2014-07-10 |
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