CN104246533B - Vehicle ultrasonic sensor apparatus and the assemble method of vehicle ultrasonic sensor apparatus - Google Patents
Vehicle ultrasonic sensor apparatus and the assemble method of vehicle ultrasonic sensor apparatus Download PDFInfo
- Publication number
- CN104246533B CN104246533B CN201380020607.XA CN201380020607A CN104246533B CN 104246533 B CN104246533 B CN 104246533B CN 201380020607 A CN201380020607 A CN 201380020607A CN 104246533 B CN104246533 B CN 104246533B
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- China
- Prior art keywords
- bumper
- ultrasonic sensor
- holding member
- antivibrating parts
- vehicle
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Classifications
-
- 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
- G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/004—Mounting transducers, e.g. provided with mechanical moving or orienting device
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R19/00—Wheel guards; Radiator guards, e.g. grilles; Obstruction removers; Fittings damping bouncing force in collisions
- B60R19/02—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects
- B60R19/48—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects combined with, or convertible into, other devices or objects, e.g. bumpers combined with road brushes, bumpers convertible into beds
- B60R19/483—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects combined with, or convertible into, other devices or objects, e.g. bumpers combined with road brushes, bumpers convertible into beds with obstacle sensors of electric or electronic type
-
- 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
- G01S2015/937—Sonar systems specially adapted for specific applications for anti-collision purposes of land vehicles sensor installation details
- G01S2015/938—Sonar systems specially adapted for specific applications for anti-collision purposes of land vehicles sensor installation details in the bumper area
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Mechanical Engineering (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
Abstract
Vehicle ultrasonic sensor apparatus possesses and has the ultrasonic sensor of ultrasonic oscillator and house described ultrasonic sensor holding member.Described ultrasonic sensor is installed in the predetermined portion having the outer surface being exposed to outside with the vehicle bumper of the inside of the opposition side being positioned at described outer surface.It is provided with bumper hole on the predetermined portion edge of described bumper from described the inside towards the front extreme direction of described outer surface, in described holding member, described front extreme direction is provided with retention feature apertures.The Part I of described ultrasonic sensor is accommodated in described bumper hole, and Part II is accommodated in described retention feature apertures.The inside of described bumper has the contact surface connected with described holding member.Described holding member is made up of elastomeric material and integrated to the antivibrating parts covered at least partially of the side of this ultrasonic sensor with when the Part II of described ultrasonic sensor is accommodated in described retention feature apertures.Described antivibrating parts has the nose portion also more prominent to described front extreme direction than the contact surface of described bumper according to the mode being embedded in described bumper hole.
Description
Technical field
The present invention is based on Japanese publication 2012-099052 filed in 24 days April in 2012
CLAIM OF PRIORITY, quotes its contents at this.
The present invention relates to vehicle ultrasonic sensor apparatus and vehicle ultrasonic sensor fills
The assemble method put.
Background technology
In the past, be known to a kind of for being formed with the vehicle bumper of through hole, according to sensor unit
Part can carry out, via through hole, the ultrasonic sensor apparatus that the mode of sensing detection is assembled.
For example, Patent Document 1 discloses a kind of car insurance in the part being formed with through hole
After the inner side of thick stick is by the holding member being mounted with to have pipe portion such as bonding, by ultrasonic wave is passed
The module of sensor inserts the pipe portion of this holding member, vehicle bumper is assembled ultrasonic sensor
The technology of module.Thus, though due to install holding member also will not be to vehicle bumper outside
Surface design causes change, so design will not reduce.
Further, patent document 1 also discloses by ultrasonic sensor is inserted into car insurance
The through hole of thick stick, until the head of the module of ultrasonic sensor is positioned at the appearance with vehicle bumper
Till the almost same plane of face, obtain good outward appearance.
It addition, general in order to limit the direction that ultrasonic wave is transmitted, preventing of known utilization suppression vibration
The parts that shake are wanted to carry out in multiple of the ultrasonic oscillator covering ultrasonic sensor and being possessed
Face beyond the face in the direction of sensing detection.
But, in the technology disclosed in patent document 1, due to by bonding grade by maintaining part
When part is fixed on bumper, look around the car insurance of the part being formed with through hole from outside
Thick stick, from inner side by bonding fixing holding member such as grade, so being difficult to make passing through of vehicle bumper
The center of through hole is consistent with the axle in the pipe portion of holding member.If it addition, the center of through hole and guarantor
Hold the axis deviation in the pipe portion of parts, even if then insert the mould of ultrasonic sensor to holding member
Block, also easily produces the unfavorable condition of the through hole that cannot be inserted into vehicle bumper.
In order to obtain good outward appearance, need to reduce when ultrasonic sensor is inserted into through hole
The gap of the radial direction of through hole.It addition, in the situation utilizing antivibrating parts to cover ultrasonic sensor
Under, need to reduce the gap that antivibrating parts is inserted into the through hole produced after through hole.But,
Owing to this gap is the least, the axle in the pipe portion of the center of the through hole of vehicle bumper and holding member it
Between position deviation permissible value the least, so the module of ultrasonic sensor is to vehicle bumper
Assembling is more difficult from.
Patent document 1: Japanese Unexamined Patent Application Publication 2001-527480 publication
Summary of the invention
The present invention proposes in view of the foregoing, its object is to, it is provided that by ultrasonic sensor
It is inserted into and is arranged at the through hole of vehicle bumper and carries out the situation of the assembling to vehicle bumper
Under, it is possible to obtain good outward appearance, and hold easy-to-assemble vehicle ultrasonic sensor apparatus with
And the assemble method of vehicle ultrasonic sensor apparatus.
The vehicle ultrasonic sensor apparatus that the 1st aspect of the present invention relates to possesses: have ultrasonic
The ultrasonic sensor of ripple oscillator and house the holding member of described ultrasonic sensor.Described super
Sonic sensor is installed in the predetermined portion of the bumper of vehicle, and described bumper has and is exposed to
The outer surface in outside and be positioned at the inside of opposition side of described outer surface.Regulation at described bumper
Position be provided with from described the inside towards the direction of described outer surface that is the through institute of front extreme direction
State the bumper hole of bumper.The Part I of described ultrasonic sensor is accommodated in described insurance
Thick stick hole.The inside of described bumper just has the inside with described holding member and described bumper
To the contact surface that connects of face.It is provided with at described front extreme direction through described at described holding member
The retention feature apertures of holding member.The Part II of described ultrasonic sensor is housed in described guarantor
Hold member apertures.Described holding member is made up of elastomeric material and integrated with antivibrating parts, this vibrationproof
Parts are accommodated in the state of described retention feature apertures at the Part II of described ultrasonic sensor
The side of lower this ultrasonic sensor of covering at least some of.Described antivibrating parts has to described
The nose portion that front extreme direction is prominent.Described nose portion is according to the side being embedded in described bumper hole
Formula is also more prominent to described front extreme direction than the contact surface of described bumper.
According to above-mentioned vehicle ultrasonic sensor apparatus, ultrasonic sensor is being inserted into setting
In the through hole of vehicle bumper in the case of vehicle bumper assembles, can not only obtain
Obtain outward appearance well, and assemble and also become easy.
Other modes of the present invention relate to the vehicle ultrasonic sensor described first method related to
Device is assembled into the method that the inside of the bumper of the described vehicle being provided with through hole assembles, its bag
Include: be embedded in described according to the nose portion of the described antivibrating parts integrated with described holding member
Bumper hole, described holding member with the inside of described bumper just to face and described bumper
The mode that connects of the inside described holding member is installed；It is contained in institute with by described ultrasonic sensor
State the outer surface of the retention feature apertures vibration plane until described ultrasonic sensor and described bumper
It is positioned at substantially till same plane.
According to the assemble method of above-mentioned vehicle ultrasonic sensor apparatus, by ultrasonic sensor
It is inserted into and is located at the through hole of vehicle bumper in the case of vehicle bumper assembles, no
It is only capable of and obtains good outward appearance, and assemble and also become easy.
Accompanying drawing explanation
Referring to the drawings and according to following detailed record, can definitely the present invention above-mentioned purpose with
And other objects, features and advantages.For this accompanying drawing,
Fig. 1 is to represent that the brief of ultrasonic sensor apparatus that embodiments of the present invention 1 relate to is tied
The partial sectional view of structure.
Fig. 2 is to represent bumper outer surface, the vibration plane of ultrasonic oscillator and outer peripheral face vibration-proof section
The schematic diagram of the outer shape of the nose portion of part.
Fig. 3 (a) to Fig. 3 (c) for ultrasonic sensor apparatus for vehicle bumper
The schematic diagram that assemble method illustrates.
Fig. 4 is to represent that the brief of ultrasonic sensor apparatus that embodiments of the present invention 2 relate to is tied
The partial sectional view of structure.
Fig. 5 is the partial cutaway for illustrating the retainer protruding end of the retainer of embodiment 2
View.
Detailed description of the invention
Hereinafter, utilize accompanying drawing that embodiments of the present invention are illustrated.
(embodiment 1)
Fig. 1 is the local of the brief configuration of the ultrasonic sensor apparatus 100 representing embodiment 1
Sectional view.As it is shown in figure 1, ultrasonic sensor apparatus 100 includes ultrasonic sensor 10, protects
Holder 20, double faced adhesive tape 30, outer peripheral face antivibrating parts 40 and shell 50.Ultrasonic sensor
Device 100 carries out action as the vehicle ultrasonic sensor apparatus that the present invention relates to.
Ultrasonic sensor 10 possesses transmission ultrasonic wave and receives the ultrasonic wave after being reflected by barrier
Ultrasonic oscillator 11, back side antivibrating parts 12.In the present embodiment, microphone provide
Ultrasonic oscillator 11.Ultrasonic sensor 10 is assembled into the predetermined portion of vehicle bumper 200,
Such as use as radar for backing car or angle measurement radar.As ultrasonic sensor 10, as long as
Use the structure of known equipment.Vehicle bumper 200 has and exposes the outer surface in outside
200c and be positioned at the inside 200b of opposition side of outer surface 200c.Hereinafter, ultrasonic wave is being installed
The predetermined portion of the bumper 200 of sensor 10, by along from the outer surface 200c of bumper to
The extended line of the distance (thickness of bumper) of the inside 200b is referred to as reference axis.That is, in regulation
Position, if the outer surface 200c of bumper 200 and the inside 200b less parallel, then reference axis
Orthogonal with outer surface 200c and the inside 200b.Hereinafter, along reference axis, by relative vehicle towards
Outside direction be referred to as lateral direction, by relative vehicle towards inner side direction be referred to as inner side direction
(or inboard direction).Further, due to from the inside 200b of bumper towards outer surface 200c's
Direction is also towards the direction of end relative to vehicle, so extreme direction before also referred to as.
The such as housing of microphone 11 is formed conducting film by the surface at metal material, insulating materials
And the parts with electric conductivity are formed.In the present embodiment, as an example, microphone 11
Housing formed by aluminium, vibration plane 11a is rounded.
Back side antivibrating parts 12 is the bullet of the vibrationproof for alleviating the produced vibration of microphone 11
Gonosome.As back side antivibrating parts 12, as long as such as use the structure of the rubber such as silicon rubber.
Back side antivibrating parts 12 according to covering the mode in the face with vibration plane 10a opposition side of microphone 11,
Such as it is bonded in ultrasonic sensor 10 by the adhesive etc. of silicon system.
Retainer 20 be installed in be provided with along reference axis formed through hole (hereinafter referred to as
For bumper hole) the inside 200b of the vehicle bumper 200 of 200a, relative to vehicle bumper
Ultrasonic sensor 10 is maintained at the parts of assigned position by 200.Retainer 20 is as maintaining part
Part function.Retainer 20 is formed by the material that spring rate is lower than outer peripheral face antivibrating parts 40.
Such as, as long as what retainer 20 was formed by resins such as polybutylene terephthalate (PBT)s (PBT)
Structure structure.
Retainer 20 substantially by the inside 200b with vehicle bumper 200 just to plate-like portion 20b,
Constitute to prominent cylindrical portion 20c to inward side along reference axis with from this plate-like portion 20b.Separately
Outward, (hereinafter referred to as protect at the through hole being arranged at above-mentioned cylindrical portion 20c along described reference axis
Holder hole 20a) the middle part receiving ultrasonic sensor 10.As it is shown in figure 1, at ultrasonic wave
Under the state of the predetermined portion that sensor 10 is installed in the bumper 200 of vehicle, a part (the
A part) it is incorporated in bumper hole 200, other positions (Part II) is incorporated in holding
Device hole 20a.Keeper bore 20a is as retention feature apertures function.
The central shaft of keeper bore 20a and the inside (the hereinafter referred to as bumper of vehicle bumper 200
The inside) 200b.It addition, nose portion 40a of outer peripheral face antivibrating parts 40 described later is to insurance
The chimeric direction of thick stick hole 200a and reference axis less parallel.It addition, as by retainer 20 to guarantor
The installation direction in the direction that danger thick stick 200 is installed is along reference axis towards lateral direction (front extreme direction).
Double faced adhesive tape 30 is the fixed component for retainer 20 is fixed on vehicle bumper 200.
As long as such as double faced adhesive tape 30 by be bonded in advance retainer 20 described plate-like portion 20b's and car
Inside the bumper of bumper 200 200b just to the structure in face.
Additionally, in the present embodiment, illustrate use double faced adhesive tape 30 and retainer 20 is fixed on
The structure of vehicle bumper 200, but it is not necessarily limited to this.For example, it is also possible to be in addition to double
Beyond the glue of face, by adhesive etc., retainer 20 is fixed on the structure of vehicle bumper 200,
Can also is that and combined the knot that retainer 20 is fixed on vehicle bumper 200 by welding or injection
Structure.
Outer peripheral face antivibrating parts 40 is the ultrasonic oscillator 11 for alleviating ultrasonic sensor 10
The elastomer of the vibrationproof of produced vibration.As outer peripheral face antivibrating parts 40, as long as such as
Use the composition of the rubber such as silicon rubber.Additionally, as outer peripheral face antivibrating parts 40, Ke Yishi
Use the composition of the material identical with back side antivibrating parts 12, it is also possible to be to use unlike material
Constitute.
Outer peripheral face antivibrating parts 40 is such as integrally formed with retainer 20 (such as inlays shaping or two
Look shaping etc.) in the inner peripheral surface of keeper bore 20a.More specifically, outer peripheral face antivibrating parts 40
When being configured to that ultrasonic sensor 10 is accommodated in keeper bore 20a, cover in microphone 11
The periphery (in other words side) of radial direction of keeper bore 20a.
Thus, ultrasonic sensor 10 is being accommodated in keeper bore 20a by outer peripheral face antivibrating parts 40
Time, the vibration of the side of suppression ultrasonic sensor 10.It addition, for suppression ultrasonic wave unofficial biography
The purpose of the vibration of the side of sensor 10, in conventional technology, by bonding etc. by silicon rubber
Integrated with the side of ultrasonic sensor 10 Deng antivibrating parts, but in this application, vibration-proof section
Part is not integrated with the side of ultrasonic sensor 10, and by outer peripheral face antivibrating parts 40 and holding
The integration of device 20 side.
Wherein it is possible to be throughout the side of ultrasonic sensor 10 whole face not with antivibrating parts
Integration structure, it is also possible to be the part in the side of ultrasonic sensor 10 not with vibrationproof
The structure of part integration.That is, it is whole or side of side to ultrasonic sensor 10
The structure that the antivibrating parts carrying out at least partially covering in face is integrated with retainer 20.It is being
In the case of the structure that antivibrating parts is the most integrated with a part for the side of ultrasonic sensor 10,
When ultrasonic sensor 10 is accommodated in keeper bore 20a, for being positioned at and this antivibrating parts
The region of retainer 20 side in corresponding region, it is also possible to be to be not provided with outer peripheral face antivibrating parts 40
Structure.
It addition, outer peripheral face antivibrating parts 40 abuts according to the opening edge portion with bumper hole 200a
Chimeric mode, than the face connected with vehicle bumper 200 of retainer 20 along reference axis court
The most projecting.That is, along the installation to vehicle bumper 200 of retainer 20
Direction highlights.Hereinafter, the face abutted with retainer 20 in the inside 200b of bumper 200 is claimed
For contact surface.Outer peripheral face antivibrating parts 40 is as antivibrating parts function.
As an example, the hole shape of keeper bore 20a and aperture and bumper hole 200a
Hole shape and aperture be configured to roughly the same, outer peripheral face antivibrating parts 40 is along retainer
The inner peripheral surface of hole 20a is extended and is set as highlighting towards described installation direction than bumper contact.
Hereinafter, will outer peripheral face antivibrating parts 40 be dashed forward towards described installation direction than bumper contact
The part gone out is referred to as nose portion 40a.Wherein, above-mentioned bumper contact face i.e. retainer
The part of the described tabular of 20 with the inside 200b of vehicle bumper 200 just to face.
More specifically, outer peripheral face antivibrating parts 40 is provided in and nose portion 40a is fitted together to
When retainer 20 being installed on vehicle bumper 200 in bumper hole 200a, nose portion 40a
Front end be positioned at outer surface (the hereinafter referred to as bumper outer surface) 200c with vehicle bumper 200
Substantially same plane.
It addition, the part being accommodated in keeper bore 20a in outer peripheral face antivibrating parts 40 is set to
Till the midway of keeper bore 20a, in order to contrary with described installation direction in keeper bore 20a
Side, direction produces the clear area of specific length.
In the present embodiment, illustrate to become retainer 20 with outer peripheral face antivibrating parts 40 one
The structure of shape, but it is not necessarily limited to this.For example, it is also possible to be after retainer 20 shapes,
By adhesive etc., outer peripheral face antivibrating parts 40 is installed on the structure of retainer 20 (hereinafter referred to as
Variation 1).
Shell 50 is the framework of assembled ultrasonic sensor 10, substantially by housing not shown electricity
The bottom surface sections of the main part of the approximation box like of base board and the casing from this main part is to anti-open side
Constituted with the opening portion of the prominent and assembled ultrasonic sensor of cylindrical shape 10.In FIG, for
For the sake of convenience, illustrate only a part for the opening portion of shell 50.
Ultrasonic sensor 10 is by for front and being gently pressed into shell 50 with back side antivibrating parts 12
Opening portion and be assembled in shell 50.It addition, shell 50 becomes at ultrasonic sensor 10
The structure fixed when inserting a certain amount of to opening portion.
For example, it may be shell 50 and back side antivibrating parts 12 are provided with recess, protuberance, with
Just ultrasonic sensor 10 chimeric and knot of being fixed when inserting a certain amount of to the opening portion of shell 50
Structure.In addition it is also possible to be to be set as certain degree of depth by the opening portion of shell 50, will surpass
The structure that sonic sensor 10 is fixed when inserting a certain amount of to opening portion.
As an example, hole shape and the aperture of the periphery of the opening portion of shell 50 are set
Become and keeper bore 20a same shape and aperture.And, ultrasonic wave will assembled
In the case of keeper bore 20a is inserted in the opening portion of the shell 50 of sensor 10, shell 50
The front end of opening portion and the outer peripheral face antivibrating parts 40 arranged to the midway of keeper bore 20a
Hook and fixed.
It addition, arrange outer peripheral face antivibrating parts 40 to the midway of keeper bore 20a and
The opening portion of the shell 50 of the structure fixed when ultrasonic sensor 10 inserts a certain amount of is set
Become to meet following condition.Specifically, the shell 50 of ultrasonic sensor 10 will assembled
The front end of opening portion be inserted into and nose portion 40a be embedded in bumper hole 200a and be mounted
In the case of keeper bore 20a of the retainer 20 of vehicle bumper 200, it is arranged to Mike
Outside vibration plane (that is, the vibration plane of the ultrasonic sensor 10) 11a of wind 11 is positioned at bumper
Surface 200c substantially same plane and fixed.
The ultrasonic sensor apparatus 100 so constituted is can carry out via bumper hole 200a
The mode of sensing detection, is configured in bumper hole 200a with a part for ultrasonic sensor 10
The state of inside be fixed and use.That is, ultrasonic sensor apparatus 100 can be not via
What vehicle bumper 200 ground carried out ultrasonic wave send ripple and by ripple.And, under this stationary state,
As it has been described above, the vibration plane 11a of bumper outer surface 200c and ultrasonic oscillator 11 is positioned at substantially
Same plane.
It addition, the profile shape of bumper outer surface 200c and the vibration plane 11a of ultrasonic oscillator 11
Shape becomes concentrically ringed relation as shown in Figure 2.Wherein, in the present embodiment, except protecting
Outside danger thick stick outer surface 200c and the vibration plane 11a of ultrasonic oscillator 11, outer peripheral face antivibrating parts
Nose portion 40a of 40 also is located at substantially same plane, and respective outer shape becomes concentrically ringed
Relation.
It follows that use Fig. 1 and Fig. 3 (a)～Fig. 3 (c) to ultrasonic sensor apparatus
The assemble method of 100 relative vehicle bumpers 200 illustrates.
First, for the vehicle bumper 200 being provided with bumper hole 200a, retainer is first installed
20.Specifically, with the front end of nose portion 40a of outer peripheral face antivibrating parts 40 as front,
Insert along reference axis (front extreme direction) in outward direction from the inside 200b of vehicle bumper 200
Enter to bumper hole 200a (with reference to Fig. 3 (a)).Now, due to outer peripheral face antivibrating parts 40
Nose portion 40a elastic deformation, it is possible in nose portion 40a with bumper hole 200a's
Under the state of contact internal walls, the outer surface 200c towards vehicle bumper 200 is pressed into.
Then, nose portion 40a is pressed into along reference axis (front extreme direction) in outward direction
Bumper hole 200a, until the described bumper contact face of retainer 20 and vehicle bumper 200
Bumper inside 200b connect.Then, with bumper contact face bonding double faced adhesive tape 30 also and
200b bonding inside bumper, retainer 20 is fixed in vehicle bumper 200 (with reference to Fig. 3
(b)).Operation hereto is equivalent to holding member installation procedure.
After retainer 20 is fixed on vehicle bumper 200, supersonic sensing will be assembled
The front end of the opening portion of the shell 50 of device 10 is inserted into keeper bore 20a of retainer 20.That is,
Ultrasonic wave is passed with vibration plane 11a as front along reference axis (front extreme direction) in outward direction
Sensor 10 is inserted into keeper bore 20a (with reference to Fig. 3 (c)) of retainer 20.
And, vehicle bumper outer surface 200c, the vibration plane 11a of ultrasonic sensor 10,
It is positioned under the conplane state of approximation with nose portion 40a of outer peripheral face antivibrating parts 40, outward
The front end of the opening portion of shell 50 and the outer peripheral face vibrationproof arranged to the midway of keeper bore 20a
Parts 40 hook and fixed, ultrasonic sensor 10 is maintained at assigned position (with reference to Fig. 1).
That is, become ultrasonic sensor 10 and be fixed in the state of vehicle bumper 200.This operation phase
When housing operation in ultrasonic sensor.
According to above structure, due in the way of chimeric with bumper hole 200a at retainer 20
It is provided with outer peripheral face antivibrating parts 40, so by making this outer peripheral face antivibrating parts 40 (specifically
For nose portion 40a) it is embedded in bumper hole 200a, it is possible to easily carry out retainer 20 phase
Location for bumper hole 200a.
Further, since it is super to cover when ultrasonic sensor 10 being contained in keeper bore 20a
The mode of the periphery of sonic sensor 10 is provided with outer peripheral face antivibrating parts 40, if so making periphery
Face antivibrating parts 40 is embedded in bumper hole 200a, then keeper bore 20a and bumper hole 200a
Center alignment.Therefore, by making outer peripheral face antivibrating parts 40 be embedded in bumper hole
Under the state of 200a, ultrasonic sensor 10 is contained in retention feature apertures, it is possible to passed by ultrasonic wave
Sensor 10 is easily inserted into bumper hole 200a and is fixed.I.e., it is possible to directly by ultrasonic
Wave sensor 10 is inserted into bumper hole 200a, and vehicle ultrasonic sensor apparatus is to bumper
The layout of 200 becomes easy.
Being additionally, since outer peripheral face antivibrating parts 40 is elastomer, it is possible to be differently pressed into rigid body
To bumper hole 200a, so need not use the locating structure of rigid body to carry out holding member new
Chimeric gap required in the case of location relative to bumper hole 200a.It addition, the most not
Need, at the tool using the rigid bodies such as metal bar, to carry out bumper hole 200a and supersonic sensing
Chimeric gap required in the case of the location of the through hole of the holding member of device 10.Therefore,
It also is able to prevent the position deviation of chimeric gap value.
Further, since what outer peripheral face antivibrating parts 40 connected with vehicle bumper than retainer 20
Bumper contact face highlights, and is installed on vehicle so being received into by ultrasonic sensor 10
Under the state of the retainer 20 of bumper, from the outside of vehicle bumper 200 at bumper hole 200a
Region can only see outer peripheral face antivibrating parts 40 and ultrasonic sensor 10.Owing to outer peripheral face is prevented
Shake parts 40 typically be set as cover ultrasonic sensor 10 around, so with can be by ultrasonic
Wave sensor is accurately positioned and is inserted into the outward appearance of the situation of bumper hole 200a and similarly can obtain
Good outward appearance.
It addition, in the outward appearance of vehicle bumper 200, due to bumper outer surface 200c, ultrasonic
Wave sensor 10 (being specifically vibration plane 11a) and outer peripheral face antivibrating parts 40 (in detail and
Speech is for nose portion 40a) be positioned at substantially same plane, so with can be anti-by being wound with in periphery
The general ultrasonic sensor of parts of shaking is accurately positioned and is inserted into the situation of bumper hole 200a
Outward appearance similarly can obtain good outward appearance.
(embodiment 2)
The invention is not limited in above-mentioned embodiment 1, embodiment disclosed below 2 is also contained in
In the technical scope of the present invention.Hereinafter, use accompanying drawing that this embodiment 2 is illustrated.Fig. 4
It it is the partial sectional view of the brief configuration of the ultrasonic sensor apparatus 101 representing embodiment 2.
Wherein, for convenience of description, the figure explanation having with above-mentioned embodiment 1 used
The parts of the function that the parts of middle expression are identical give identical reference, come that the description thereof will be omitted.
As shown in Figure 4, ultrasonic sensor apparatus 101 as ultrasonic sensor apparatus 100,
By ultrasonic sensor 10, retainer 20, double faced adhesive tape 30, outer peripheral face antivibrating parts 40 and
Shell 50 is constituted.Therefore, ultrasonic sensor apparatus 101 also serves as vehicle supersonic sensing
Device device carries out action.Ultrasonic sensor apparatus 101 is prevented except retainer 20 and outer peripheral face
Shake parts 40 a part shape difference outside, be and the ultrasonic sensor of embodiment 1
The structure that device 100 is same.Hereinafter, retainer 20 distinctive to ultrasonic sensor apparatus 101
And the shape of outer peripheral face antivibrating parts 40 illustrates.
The retainer 20 of embodiment 2 difference from the retainer 20 of embodiment 1 is,
Have according to abut with the opening edge portion of bumper hole 200a and chimeric mode than above-mentioned guarantor
Danger thick stick contact surface also (is hereinafter referred to as protected towards the nose portion that the installation direction of retainer 20 is prominent
Holder protruding end) 20d (with reference to Fig. 5).This retainer protruding end 20d sends out as holding member jut
Wave function.Wherein, outside the retainer 20 of embodiment 2 is also positioned at than outer peripheral face antivibrating parts 40
All sides.
It is prominent that the retainer protruding end 20d of embodiment 2 is configured to outer peripheral face antivibrating parts 40
Going out end 40a and compare from highlighting of above-mentioned bumper contact face less, front end is by outer peripheral face vibrationproof
Parts 40 cover.
In other words, the retainer 20 of embodiment 2 is provided in the outer peripheral face of embodiment 1
In the region of antivibrating parts 40 at least except from the front end of nose portion 40a to regulation length
Till region outside part, than the structure of embodiment 1 also to the center of keeper bore 20a
Side highlights.
On the other hand, for outer peripheral face antivibrating parts 40, prevent with the outer peripheral face of embodiment 1
The shake region of parts 40 is compared, and is cut in the retainer 20 structure than embodiment 1 to retainer
Amount that the central side of hole 20a is prominent and arrange.
It addition, for outer peripheral face antivibrating parts 40, from the front end of retainer protruding end 20d to prominent
Till going out the front end of end 40a, be provided with the length of radial direction by the above-mentioned region being cut in
The Length Quantity that the length of the radial direction of the front end of retainer protruding end 20d is added.
The footpath of the inner peripheral surface of cylindric outer peripheral face antivibrating parts 40 as embodiment 1,
Ultrasonic sensor 10 can be covered when ultrasonic sensor 10 is accommodated in keeper bore 20a
Periphery.
According to above structure, it is possible to make outer peripheral face antivibrating parts 40 (specifically for nose portion
40a) it is embedded in bumper hole 200a, and, make the retainer protruding end 20d of retainer 20 also
It is embedded in bumper hole 200a.
In the case of only making outer peripheral face antivibrating parts 40 be embedded in bumper hole 200a, due to outward
Side face antivibrating parts 40 is elastomer, so acting on above-mentioned direction, bumper contact face in power
In the case of, there is outer peripheral face antivibrating parts 40 and bend and depart from chimeric possibility.With this phase
Right, in the case of making retainer protruding end 20d also be embedded in bumper hole 200a, owing to keeping
Device 20 is made up of the material that spring rate is lower than outer peripheral face antivibrating parts 40, even if so in power effect
In the case of above-mentioned direction, bumper contact face, it is also difficult to bend and be not easily disconnected from chimeric.
It addition, in the structure of embodiment 2, owing to the front end of retainer protruding end 20d is also by outward
Side face antivibrating parts 40 covers, so in the outward appearance of vehicle bumper 200, bumper appearance
Face 200c, ultrasonic sensor 10 (being specifically vibration plane 11a) and outer peripheral face vibration-proof section
Part 40 (being specifically nose portion 40a) is positioned at substantially same plane.Therefore, by implementing
The structure of mode 2, also can obtain good outward appearance.
In the above-described embodiment, exemplified with making keeper bore 20a, the shape of bumper hole 200a
Shape is circular situation, but is not necessarily limited to this.Such as, other shapes such as rectangle are being become
In the case of also be able to apply the present invention thought.Wherein, keeper bore 20a, bumper are made
Hole 200a generally circular in shape beyond shape in the case of, as long as according at supersonic sensing
When device 10 is accommodated in keeper bore 20a, covers the installation direction with retainer 20 and intersect vertically
The mode of periphery of this ultrasonic sensor 10 in direction, retainer 20 is arranged outer peripheral face and prevents
Shake the structure of parts 40.
In accordance with embodiment, the present invention is described, but the invention is not limited in this embodiment,
Structure.Present invention additionally comprises the deformation in various variation, equivalency range.Further, various combinations,
Mode, the most only comprise one of them key element, for these key element above and below other combination,
Mode falls within scope of the invention, thought range.
Claims (4)
1. a vehicle ultrasonic sensor apparatus, possesses: have ultrasonic oscillator (11)
Ultrasonic sensor (10) and house the holding member (20) of described ultrasonic sensor,
Wherein,
Described ultrasonic sensor is installed in the predetermined portion of the bumper (200) of vehicle,
Described bumper has the outer surface (200c) outside being exposed to and is positioned at described outer surface
The inside (200b) of opposition side,
Predetermined portion at described bumper be provided with from described the inside towards described outer surface
Direction that is the bumper hole (200a) of the through described bumper of front extreme direction,
The Part I of described ultrasonic sensor is accommodated in described bumper hole,
The inside of described bumper just has the inside with described holding member and described bumper
To the contact surface that connects of face,
Described holding member is provided with the holding at the through described holding member of described front extreme direction
Member apertures (20a),
The Part II of described ultrasonic sensor is accommodated in described retention feature apertures,
Described holding member is made up of elastomeric material and integrated with antivibrating parts (40), this vibrationproof
Parts (40) are accommodated in described retention feature apertures at the Part II of described ultrasonic sensor
Side at least some of of this ultrasonic sensor is covered under state,
Described antivibrating parts has the nose portion (40a) prominent to described front extreme direction,
Described nose portion is according to being embedded in the mode in described bumper hole, than connecing of described bumper
Contacting surface is also prominent to described front extreme direction,
Described holding member is by the elastic material lower than the spring rate of the elastomeric material of described antivibrating parts
Material is constituted,
This holding member has according to being embedded in the mode in described bumper hole from described bumper
Contact the holding member jut (20d) highlighted towards described front extreme direction,
Before the front end of described holding member jut is than the described nose portion of described antivibrating parts
Hold the contact surface closer to described bumper,
Described antivibrating parts covers the front end of the holding member jut of described holding member,
Described antivibrating parts is integrally formed with described holding member.
Vehicle ultrasonic sensor apparatus the most according to claim 1, it is characterised in that
Described holding member is integrated with antivibrating parts, and this antivibrating parts is at described ultrasonic sensor
Part II be accommodated in described retention feature apertures state under cover this ultrasonic sensor
Side whole.
Vehicle ultrasonic sensor apparatus the most according to claim 1 and 2, its feature
It is,
The nose portion of described antivibrating parts is embedded in described bumper hole,
When described holding member is installed in described bumper, before described nose portion
End is positioned at substantially same plane with the outer surface of described bumper.
4. an assemble method for vehicle ultrasonic sensor apparatus, by claim 1 or 2
Described vehicle ultrasonic sensor apparatus is assembled into the guarantor of the described vehicle being provided with through hole
The inside of danger thick stick, the assemble method of described vehicle ultrasonic sensor apparatus is characterised by, bag
Include:
It is embedded in institute according to the nose portion of the described antivibrating parts integrated with described holding member
State bumper hole, described holding member with the inside of described bumper just to face and described insurance
The mode that the inside of thick stick connects installs described holding member；With
Described ultrasonic sensor is contained in described retention feature apertures until described supersonic sensing
The vibration plane (11a) of device and the outer surface of described bumper are positioned at substantially till same plane.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2012099052A JP5849848B2 (en) | 2012-04-24 | 2012-04-24 | Ultrasonic sensor device for vehicle and method for assembling ultrasonic sensor device for vehicle |
| JP2012-099052 | 2012-04-24 | ||
| PCT/JP2013/002597 WO2013161221A1 (en) | 2012-04-24 | 2013-04-17 | Vehicle ultrasonic sensor apparatus, and method for assembling vehicle ultrasonic sensor apparatus |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104246533A CN104246533A (en) | 2014-12-24 |
| CN104246533B true CN104246533B (en) | 2016-08-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201380020607.XA Active CN104246533B (en) | 2012-04-24 | 2013-04-17 | Vehicle ultrasonic sensor apparatus and the assemble method of vehicle ultrasonic sensor apparatus |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP5849848B2 (en) |
| CN (1) | CN104246533B (en) |
| WO (1) | WO2013161221A1 (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6413657B2 (en) * | 2014-11-04 | 2018-10-31 | 株式会社デンソー | Ultrasonic sensor mounting structure and retainer |
| JP6611992B2 (en) * | 2017-05-16 | 2019-11-27 | 三菱電機株式会社 | Ultrasonic sensor device and obstacle detection device |
| JP6870594B2 (en) * | 2017-11-28 | 2021-05-12 | 株式会社デンソー | Ultrasonic sensor |
| CN108032824A (en) * | 2017-12-27 | 2018-05-15 | 清华大学苏州汽车研究院（吴江） | A kind of knob vehicle-mounted ultrasonic wave sensor fixing device |
| EP3656615B1 (en) * | 2018-11-26 | 2021-03-10 | Motherson Innovations Company Limited | Sensor mounting for a sensor of a motor vehicle and cladding component of a motor vehicle with such a sensor mounting |
| JP2022114246A (en) | 2021-01-26 | 2022-08-05 | 株式会社Soken | ultrasonic sensor |
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| JP4458172B2 (en) * | 2008-03-07 | 2010-04-28 | 株式会社デンソー | Ultrasonic sensor mounting structure |
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- 2012-04-24 JP JP2012099052A patent/JP5849848B2/en active Active
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- 2013-04-17 WO PCT/JP2013/002597 patent/WO2013161221A1/en active Application Filing
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| JP3975939B2 (en) * | 2003-02-18 | 2007-09-12 | 松下電工株式会社 | Ultrasonic sensor |
| CN1847879A (en) * | 2005-04-15 | 2006-10-18 | 株式会社电装 | Structure for mounting ultrasonic sensor on mounting member |
| JP2007212349A (en) * | 2006-02-10 | 2007-08-23 | Nippon Soken Inc | Obstacle detection device |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN104246533A (en) | 2014-12-24 |
| WO2013161221A1 (en) | 2013-10-31 |
| JP5849848B2 (en) | 2016-02-03 |
| JP2013228225A (en) | 2013-11-07 |
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