WO2024104641A1 - Transducteur ultrasonore - Google Patents
Transducteur ultrasonore Download PDFInfo
- Publication number
- WO2024104641A1 WO2024104641A1 PCT/EP2023/075788 EP2023075788W WO2024104641A1 WO 2024104641 A1 WO2024104641 A1 WO 2024104641A1 EP 2023075788 W EP2023075788 W EP 2023075788W WO 2024104641 A1 WO2024104641 A1 WO 2024104641A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- ultrasonic transducer
- side wall
- mounting bracket
- housing
- region
- Prior art date
Links
- 238000007789 sealing Methods 0.000 claims description 25
- 229920000642 polymer Polymers 0.000 claims description 3
- 229920001296 polysiloxane Polymers 0.000 claims description 3
- 230000000284 resting effect Effects 0.000 claims 1
- 238000013016 damping Methods 0.000 description 6
- 239000011344 liquid material Substances 0.000 description 5
- 239000012528 membrane Substances 0.000 description 5
- 239000004033 plastic Substances 0.000 description 5
- 229920003023 plastic Polymers 0.000 description 5
- 230000010355 oscillation Effects 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000005266 casting Methods 0.000 description 3
- 239000000428 dust Substances 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 239000000725 suspension Substances 0.000 description 3
- 229920002430 Fibre-reinforced plastic Polymers 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 239000013013 elastic material Substances 0.000 description 2
- 239000011151 fibre-reinforced plastic Substances 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000012790 adhesive layer Substances 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005304 joining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000012811 non-conductive material Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 229920002379 silicone rubber Polymers 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000002604 ultrasonography Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/52—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00
- G01S7/521—Constructional features
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
- G01S15/88—Sonar systems specially adapted for specific applications
- G01S15/93—Sonar systems specially adapted for specific applications for anti-collision purposes
- G01S15/931—Sonar systems specially adapted for specific applications for anti-collision purposes of land vehicles
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K9/00—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers
- G10K9/12—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers electrically operated
- G10K9/122—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers electrically operated using piezoelectric driving means
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K9/00—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers
- G10K9/18—Details, e.g. bulbs, pumps, pistons, switches or casings
- G10K9/22—Mountings; Casings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
- B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
- B06B1/00—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
- B06B1/02—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy
- B06B1/06—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction
- B06B1/0644—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction using a single piezoelectric element
- B06B1/0662—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction using a single piezoelectric element with an electrode on the sensitive surface
- B06B1/0666—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction using a single piezoelectric element with an electrode on the sensitive surface used as a diaphragm
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
- G01S15/88—Sonar systems specially adapted for specific applications
- G01S15/93—Sonar systems specially adapted for specific applications for anti-collision purposes
- G01S15/931—Sonar systems specially adapted for specific applications for anti-collision purposes of land vehicles
- G01S2015/932—Sonar systems specially adapted for specific applications for anti-collision purposes of land vehicles for parking operations
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Acoustics & Sound (AREA)
- Computer Networks & Wireless Communication (AREA)
- General Physics & Mathematics (AREA)
- Multimedia (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
- Transducers For Ultrasonic Waves (AREA)
Abstract
La présente invention concerne un transducteur ultrasonore comprenant : un récipient (2) ayant une ouverture, une base (3) qui est opposée à l'ouverture, et une paroi latérale (4) qui relie la base (3) à l'ouverture, une direction axiale (A) pointant de l'ouverture vers la base (3), la paroi latérale (4) comportant une première région (24) dans laquelle la paroi latérale (4) est directement adjacente à la base (3) dans la direction opposée à la direction axiale (A), la paroi latérale (4) comportant une seconde région (25) qui est adjacente à la première région (24) dans la direction opposée à la direction axiale (A) et s'étend jusqu'à l'ouverture ; un transducteur acoustique (9), le transducteur acoustique (9) étant disposé à l'intérieur du récipient (2) sur la base (3) ; et un support de montage (14) qui est relié à la première région (24) de la paroi latérale (4), le support de montage (14) étant séparé de la totalité de la seconde région (25) de la paroi latérale (4) par un espace d'air (26).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102022130025.0A DE102022130025B3 (de) | 2022-11-14 | 2022-11-14 | Ultraschall-Wandler |
| DE102022130025.0 | 2022-11-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2024104641A1 true WO2024104641A1 (fr) | 2024-05-23 |
Family
ID=88146743
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/EP2023/075788 WO2024104641A1 (fr) | 2022-11-14 | 2023-09-19 | Transducteur ultrasonore |
Country Status (2)
| Country | Link |
|---|---|
| DE (1) | DE102022130025B3 (fr) |
| WO (1) | WO2024104641A1 (fr) |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003315443A (ja) | 2002-04-25 | 2003-11-06 | Nippon Soken Inc | 超音波センサ |
| DE102011077553A1 (de) * | 2011-06-15 | 2012-12-20 | Robert Bosch Gmbh | Ultraschallwandler mit Piezoelement und Abstandssensor |
| DE102012200639A1 (de) | 2012-01-17 | 2013-07-18 | Robert Bosch Gmbh | Ultraschallsensor |
| EP2639790B1 (fr) * | 2012-03-15 | 2015-03-11 | MT Robot AG | Véhicule sans conducteur comprenant au moins un capteur à ultrasons et procédé de fonctionnement de celui-ci |
| DE102016221535A1 (de) | 2016-11-03 | 2018-05-03 | Robert Bosch Gmbh | Ultraschallwandler |
| EP3440438B1 (fr) * | 2016-04-08 | 2020-07-01 | Flowline Inc. | Capteur de niveau ultrasonore avec réflecteur |
| EP3320362B1 (fr) * | 2015-07-06 | 2020-09-23 | Robert Bosch GmbH | Dispositif de détection à ultrasons destiné à être agencé au niveau d'un élément d'habillage d'un véhicule |
| WO2020245064A2 (fr) | 2019-06-04 | 2020-12-10 | Tdk Electronics Ag | Transducteur ultrasonique et procédé de fabrication d'un transducteur ultrasonique |
| DE102017114080B4 (de) * | 2017-06-26 | 2021-06-24 | Valeo Schalter Und Sensoren Gmbh | Ultraschallsensorvorrichtung zur verdeckten Anordnung hinter einem Verkleidungsteil eines Kraftfahrzeugs umfassend eine Dichtungseinrichtung mit Lamellenbereichen, Verkleidungsanordnung, Fahrerassistenzsystem sowie Kraftfahrzeug |
| DE102020132631A1 (de) | 2020-12-08 | 2022-06-09 | Valeo Schalter Und Sensoren Gmbh | Ultraschallsensor für ein kraftfahrzeug und kraftfahrzeug |
| DE102021104697A1 (de) | 2021-02-26 | 2022-09-01 | Tdk Electronics Ag | Ultraschallwandler |
-
2022
- 2022-11-14 DE DE102022130025.0A patent/DE102022130025B3/de active Active
-
2023
- 2023-09-19 WO PCT/EP2023/075788 patent/WO2024104641A1/fr unknown
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003315443A (ja) | 2002-04-25 | 2003-11-06 | Nippon Soken Inc | 超音波センサ |
| DE102011077553A1 (de) * | 2011-06-15 | 2012-12-20 | Robert Bosch Gmbh | Ultraschallwandler mit Piezoelement und Abstandssensor |
| DE102012200639A1 (de) | 2012-01-17 | 2013-07-18 | Robert Bosch Gmbh | Ultraschallsensor |
| EP2639790B1 (fr) * | 2012-03-15 | 2015-03-11 | MT Robot AG | Véhicule sans conducteur comprenant au moins un capteur à ultrasons et procédé de fonctionnement de celui-ci |
| EP3320362B1 (fr) * | 2015-07-06 | 2020-09-23 | Robert Bosch GmbH | Dispositif de détection à ultrasons destiné à être agencé au niveau d'un élément d'habillage d'un véhicule |
| EP3440438B1 (fr) * | 2016-04-08 | 2020-07-01 | Flowline Inc. | Capteur de niveau ultrasonore avec réflecteur |
| DE102016221535A1 (de) | 2016-11-03 | 2018-05-03 | Robert Bosch Gmbh | Ultraschallwandler |
| DE102017114080B4 (de) * | 2017-06-26 | 2021-06-24 | Valeo Schalter Und Sensoren Gmbh | Ultraschallsensorvorrichtung zur verdeckten Anordnung hinter einem Verkleidungsteil eines Kraftfahrzeugs umfassend eine Dichtungseinrichtung mit Lamellenbereichen, Verkleidungsanordnung, Fahrerassistenzsystem sowie Kraftfahrzeug |
| WO2020245064A2 (fr) | 2019-06-04 | 2020-12-10 | Tdk Electronics Ag | Transducteur ultrasonique et procédé de fabrication d'un transducteur ultrasonique |
| DE102020132631A1 (de) | 2020-12-08 | 2022-06-09 | Valeo Schalter Und Sensoren Gmbh | Ultraschallsensor für ein kraftfahrzeug und kraftfahrzeug |
| DE102021104697A1 (de) | 2021-02-26 | 2022-09-01 | Tdk Electronics Ag | Ultraschallwandler |
Non-Patent Citations (1)
| Title |
|---|
| REHM: "Technisches Datenblatt Silikon 60 Shore A", 6 June 2017 (2017-06-06), pages 1 - 3, XP093102299, Retrieved from the Internet <URL:https://rehmdichtungen.de/wp-content/uploads/Silikon_60_Shore.pdf> [retrieved on 20231116] * |
Also Published As
| Publication number | Publication date |
|---|---|
| DE102022130025B3 (de) | 2024-04-25 |
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