KR101750113B1 - Radar apparatus for vehicles - Google Patents

Radar apparatus for vehicles Download PDF

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Publication number
KR101750113B1
KR101750113B1 KR1020150083569A KR20150083569A KR101750113B1 KR 101750113 B1 KR101750113 B1 KR 101750113B1 KR 1020150083569 A KR1020150083569 A KR 1020150083569A KR 20150083569 A KR20150083569 A KR 20150083569A KR 101750113 B1 KR101750113 B1 KR 101750113B1
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KR
South Korea
Prior art keywords
shield case
base plate
ground contact
coupling
housing
Prior art date
Application number
KR1020150083569A
Other languages
Korean (ko)
Other versions
KR20160146375A (en
Inventor
박재완
Original Assignee
주식회사 만도
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 주식회사 만도 filed Critical 주식회사 만도
Priority to KR1020150083569A priority Critical patent/KR101750113B1/en
Publication of KR20160146375A publication Critical patent/KR20160146375A/en
Application granted granted Critical
Publication of KR101750113B1 publication Critical patent/KR101750113B1/en

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    • 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
    • G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
    • G01S7/28—Details of pulse systems
    • G01S7/2813—Means providing a modification of the radiation pattern for cancelling noise, clutter or interfering signals, e.g. side lobe suppression, side lobe blanking, null-steering arrays
    • 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
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
    • G01S13/06—Systems determining position data of a target
    • G01S13/08—Systems for measuring distance only
    • G01S13/10—Systems for measuring distance only using transmission of interrupted, pulse modulated waves
    • G01S13/26—Systems for measuring distance only using transmission of interrupted, pulse modulated waves wherein the transmitted pulses use a frequency- or phase-modulated carrier wave
    • 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
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/88—Radar or analogous systems specially adapted for specific applications
    • G01S13/93—Radar or analogous systems specially adapted for specific applications for anti-collision purposes
    • G01S13/931—Radar or analogous systems specially adapted for specific applications for anti-collision purposes of land vehicles
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K9/00—Screening of apparatus or components against electric or magnetic fields
    • G01S2007/027—

Abstract

A radar apparatus for a vehicle according to the present invention includes a housing in which a radar control module is installed, a connector ground line is grounded at one side thereof, and a housing, which is coupled to a back surface of the housing and shields noise emitted from the radar control module A base plate rotatably connected to the housing in a state of being spaced apart from a rear surface of the shield case; a base plate protruding rearward from the shield case and protruding rearward from the shield case; And a grounding member which is grounded in a state of being elastically supported.

Description

[0001] RADAR APPARATUS FOR VEHICLES [0002]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a radar apparatus for a vehicle, and more particularly, to a radar apparatus for a vehicle, which is capable of smoothly transmitting noise generated from a radar control module to the outside by increasing a grounding area with a base plate using a ground member protruded rearward of a shield case To a radar apparatus for a vehicle.

2. Description of the Related Art Generally, a radar system mounted on a vehicle is for preventing a vehicle accident by detecting an object located on the front or the back of the vehicle and warning a possibility of collision with an object.

Such a conventional vehicular radar system includes a housing on which a radar control module is mounted, a shield case coupled to a rear surface of the housing to block noise, and a shield case coupled to the rear surface of the housing in a state of being grounded A base plate and the like.

The housing is electrically connected to a ground line for transmitting noise generated in the radar control module to the outside.

However, since the conventional radar system for a vehicle lacks a ground structure for transmitting the radar control module to the outside, noise generated in the radar control module can not be quickly transmitted to the outside, which may exceed the reference value. In this case, There was a fear that peripheral devices would be affected.

In addition, since most of the conventional radar systems for vehicles have a housing and a base plate fixedly installed thereon, when the electromagnetic compatibility (EMC) test is performed, the installation angle of the apparatus can not be varied variously, Which made it difficult to satisfy the various required test requirements.

A prior art related to the present invention is Korean Patent Laid-Open Publication No. 10-2013-0098814 (September 05, 2013), which discloses a vehicle sensor bracket device.

It is an object of the present invention to provide a radar apparatus and a radar apparatus capable of smoothly transmitting noise generated from a radar control module to the outside by widening the ground contact area with the base plate by using a ground member protruded rearward of a shield case, And a radar device for a vehicle.

It is another object of the present invention to provide a method of mounting a base plate and a housing on a base plate in such a manner that the base plate and the housing are rotatably coupled to each other and elastically supporting a front surface of the base plate using a grounding member, And it is an object of the present invention to provide a radar device for a vehicle which can vary various angles of installation and can satisfy various test requirements through it.

A radar apparatus for a vehicle according to the present invention includes a housing in which a radar control module is installed, a connector ground line is grounded at one side thereof, and a housing, which is coupled to a back surface of the housing and shields noise emitted from the radar control module A base plate which is grounded so as to be rotatable with the housing in a state of being separated from the rear surface of the shield case; and an end portion protruding rearward from the shield case, And a grounding member which is grounded in a state of elastically supporting the grounding member.

In the left and right direction of the housing, a pair of first coupling holes through which the ground line is grounded may be formed. In the left and right direction of the base plate, And a pair of second coupling holes forming a ground path with the first coupling holes so as to be connected to the ground line.

Also, the grounding member may be cut in a state where a part of the grounding member is connected to the shield case, and one end bent back may elastically support the front surface of the base plate.

The grounding member may include a first contact portion for elastically supporting a front surface of the base plate and a lower contact end portion bent backward with respect to an upper end connected to the shield case, And a second abutting portion for elastically supporting the front surface of the base plate by vertically crossing the upper supporting end with the lower supporting end in the left-right direction.

The first contact area and the second contact area may be formed to be inclined at the same inclination angle.

The lower support end and the upper support end may be bent in a curved surface toward the shield case direction, and the bendable portion may elastically support the front surface of the base plate.

In addition, the first contact area and the second grounding hole may be located on the left or right side of the shield case so as to be adjacent to the first coupling holes and the second coupling holes.

In addition, the first contact area and the second contact hole may be positioned so as to intersect with each other on the upper and lower sides with reference to the horizontal rotation center of the first engagement hole and the second engagement hole.

According to the present invention, by using a grounding member protruding rearward of a shield case, the grounding area with the base plate is widened, noise generated from the radar control module can be smoothly transmitted to the outside, and noise generation can be minimized .

In addition, the present invention is characterized in that the base plate and the housing are rotatably coupled to each other, and at the same time, when the electromagnetic compatibility (EMC) test is performed by elastically supporting the entire surface of the base plate using the grounding member, It can be variously varied and has an effect of satisfying various test requirements.

1 is an exploded perspective view showing a radar device for a vehicle according to the present invention.
2 is a rear view showing a shield case of a radar apparatus for a vehicle according to the present invention.
3 is an enlarged perspective view showing the grounding member in the radar apparatus for a vehicle according to the present invention.
4 is an enlarged cross-sectional view showing the grounding condition of the grounding member and the base plate in the radar apparatus for a vehicle according to the present invention.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

BRIEF DESCRIPTION OF THE DRAWINGS The advantages and features of the present invention and the manner of achieving it will become apparent with reference to the embodiments described in detail below with reference to the accompanying drawings.

The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art. To fully disclose the scope of the invention to those skilled in the art, and the invention is only defined by the scope of the claims.

In the following description, well-known functions or constructions are not described in detail to avoid obscuring the subject matter of the present invention.

FIG. 1 is an exploded perspective view showing a radar device for a vehicle according to the present invention, and FIG. 2 is a rear view illustrating a shield case of a radar device for a vehicle according to the present invention.

3 is an enlarged perspective view showing the grounding member in the radar apparatus for a vehicle according to the present invention.

4 is an enlarged cross-sectional view showing the grounding state of the grounding member and the base plate in the radar apparatus for a vehicle according to the present invention.

The radar apparatus for a vehicle according to the present invention is a radar apparatus for meeting the requirements of the electromagnetic compatibility (EMC) test of a radar control module 10 for controlling the vehicle recognition and inter-vehicle distance of an SCC (Smart Cruise Control) Structure.

1 to 4, a radar apparatus for a vehicle according to the present invention includes a housing 100, a shield case 200, a base plate 300, and a grounding member 400.

First, an installation space is formed in the housing 100, and a radar control module 10 is installed in the installation space of the housing 100.

A connector ground line 20 may be grounded at one side of the housing 100 for removing noise generated from the radar control module 10 to the outside.

The radar control module 10 may include various components such as an antenna (not shown) provided inside or on the front surface of the housing 100 and an ECU (electronic control unit) circuit for controlling the antenna.

In the left and right direction of the housing 100, a pair of first coupling holes 110 may be formed in which the ground line 20 is grounded as shown in FIG.

The first coupling member 110 is coupled to the second coupling member 310 to be described later so as to form a horizontal rotation center so that the housing 100 and the base plate 300 to be described later can be rotated back and forth .

The shield case 200 has a function of shielding noise generated from the radar control module 10 from flowing out to the rear of the housing 100.

The shield case 200 is coupled to the rear surface of the housing 100 at a rim portion thereof and shields the noise emitted from the radar control module 10 from behind.

The shield case 200 may be made of a metal material so that the noise emitted from the radar control module 10 can be transmitted to the rear.

The shield case 200 may be formed with a cable through hole for connecting the radar control module 10 and an electronic component to be installed inside the base plate 300 to be described later.

The base plate 300 is rotatably coupled to the housing 100 in a state of being spaced apart from the rear surface of the shield case 200.

Here, the rim of the base plate 300 may be coupled to the rim of the housing 100 in a grounded state.

To this end, a pair of second coupling holes 310 may be formed in the left and right direction of the base plate 300 so as to correspond to the first coupling holes 110 described above.

The second coupling holes 310 are mated with the first coupling holes 110 so as to form a horizontal rotation center of the base plate 300 and the housing 100.

The second coupling holes 310 may be coupled to the first coupling holes 110 so as to be connected to the ground line 20 to form a ground path.

Various electronic components (not shown) electrically connected to the above-described radar control module 10 may be installed in the base plate 300.

At this time, the electronic component installed in the base plate 300 can be electrically connected to the radar control module 10 by a cable (FFC, etc.).

To this end, a cable passage through which the cable C can pass, as shown in FIGS. 1 and 2, may be formed on the shield case 200 described above.

The grounding member 400 is for further grounding the shield case 200 and the base plate 300 to increase a ground path for extracting noise.

The grounding member 400 protrudes rearward from the shield case 200. The grounding member 400 may be grounded such that an end of the grounding member 400 protruding rearward may elastically support the front surface of the base plate 300 have.

At this time, the grounding member 400 may be formed of the same metal material as the shielding case 200 so as to be grounded.

The grounding member 400 is cut in a state where a part of the grounding member 400 is connected to the shielding case 200, and one end of the grounding member 400 bent backward can elastically support the front surface of the base plate 300.

The grounding member 400 for this purpose may be provided as a first contact region 410 and a second contact region 420 as shown in FIGS.

The first contacting zone 410 elastically supports the front surface of the base plate 300 by a lower supporting end 411 bent backward with respect to an upper end connected to the shield case 200.

At this time, the first contact zone 410 may be pushed forward when contacting the front surface of the base plate 300 as shown in FIG. 4 to maintain a partially retracted position.

The first contact zone 410 may be bent at a predetermined angle. The first contact zone 410 may have an inclination angle (for example, 10 to 30 degrees) similar to that of the second contact zone 420, Can be formed.

The second abutting portion 420 elastically supports the front surface of the base plate 300 by the upper supporting end 421 bent backward with respect to the lower end connected to the shield case 200.

At this time, the upper support end 421 may vertically intersect with the lower support end 411 in the left-right direction to elastically support the entire surface of the base plate 300.

In other words, the second contact area 420 and the first contact area 410 may be positioned adjacent to each other in the left-right direction at an intersection. At this time, the upper support end 421 may be vertically moved from one side corresponding to the lower support end 411 It can be positioned crosswise.

The second contact strip 420 may be pushed forward when contacting the front surface of the base plate 300 as shown in FIG. 4 to maintain a partially retracted position together with the first contact strip 410.

At this time, the second contact strip 420 and the first contact strip 410 may be positioned so as to be vertically crossed with each other with reference to the horizontal rotation center of the first coupling hole 110 and the second coupling hole 310 .

At this time, the second contact strip 420 and the first contact strip 410 cross each other in an X-shape correspondingly to support the entire surface of the base plate 300 in both directions equally.

That is, the lower supporting end 411 of the first contacting part 410 and the upper supporting end 421 of the second contacting part 420 are vertically crossed to correspond to the top surface of the base plate 300 Can support.

In this state, since the first contact strip 410 and the second contact strip 420, which are integrated with the shield case 200, are grounded to the base plate 300, a noise discharge path can be secured more widely.

The installation angle can be varied through the first contact area 410 and the second contact area 420, thereby satisfying various test requirements.

In addition, the lower support end 411 and the upper support end 421 may be bent in a curved surface toward the shield case 200. [

At this time, the bendable portions of the lower support end 411 and the upper support end 421 can elastically support the entire surface of the base plate 300.

That is, the bendable portion of the lower support end 411 and the upper support end 421 may serve as a contact point for contacting the base plate 300.

The first contact area 410 and the second contact area 420 may be formed on the left or right side of the shield case 200 so as to be adjacent to the first coupling holes 110 and the second coupling holes 310. [ Lt; / RTI >

As a result, according to the present invention, the grounding member 400 protruding rearward of the shield case 200 is used to widen the ground contact area with the base plate 300, thereby smoothly transmitting noise generated from the radar control module 10 to the outside .

The base plate 300 and the housing 100 are rotatably coupled to each other and the base plate 300 is elastically supported by using the grounding member 400 so that the electromagnetic compatibility Etc., the installation angles can be varied to meet various test requirements.

Although the specific embodiments of the radar apparatus according to the present invention have been described so far, it is apparent that various modifications are possible within the scope of the present invention.

Therefore, the scope of the present invention should not be limited to the above-described embodiments, but should be determined by the scope of the appended claims and equivalents thereof.

It is to be understood that the foregoing embodiments are illustrative and not restrictive in all respects and that the scope of the present invention is indicated by the appended claims rather than the foregoing description, It is intended that all changes and modifications derived from the equivalent concept be included within the scope of the present invention.

10: Radar module 20: Ground line
100: housing 110: first coupling member
200: shield case 210: incision end
300: base plate 310: second coupling hole
400: ground member 410: first ground
411: lower supporting end 420: second nearest earth
421: upper supporting end C: cable

Claims (8)

A shield case for shielding a noise emitted from the radar control module from the rear, a shield case for shielding the noise emitted from the radar control module from the rear side, A base plate protruding rearward from the shield case and having an end protruding rearward to be grounded in a state of elastically supporting the front surface of the base plate; , ≪ / RTI &
A pair of first coupling holes in which the ground lines are grounded are formed in the left and right direction of the housing, and a pair of second coupling holes are formed in the left and right direction of the base plate so as to be mated with the first coupling holes, Wherein the radar device is provided with a coupling hole.
The method according to claim 1,
The pair of second engagement portions may include a pair of second engagement portions,
And forms a ground path with the first coupling means to be connected to the ground line.
The method according to claim 1,
The grounding member
And one end bent rearward elastically supports the front surface of the base plate after a part of the shield case is connected to the shield case.
The method of claim 3,
The grounding member
A first abutting portion for elastically supporting the front surface of the base plate with a lower supporting end bent rearward with respect to an upper end connected to the shield case,
And a second abutting portion for elastically supporting the front surface of the base plate so that an upper support end bent rearward with respect to a lower end connected to the shield case is vertically crossed with the lower support end in the left and right direction, Device.
The method of claim 4,
Wherein the first ground contact and the second ground contact are formed by a first ground contact,
And is formed to be inclined at the same inclination angle.
The method of claim 4,
Wherein the lower supporting end and the upper supporting end,
Wherein the bendable portion bends in a curved surface toward the shield case direction, and the bendable portion elastically supports the front surface of the base plate.
The method of claim 4,
Wherein the first ground contact and the second ground contact are formed by a first ground contact,
Wherein the shield case is located on the left or right side of the shield case so as to be adjacent to the first coupling means and the second coupling means.
The method of claim 4,
Wherein the first ground contact and the second ground contact are formed by a first ground contact,
Wherein the first and second coupling apertures are located at an intersecting position on the upper and lower sides with respect to a horizontal rotation center of the first coupling aperture and the second coupling aperture.
KR1020150083569A 2015-06-12 2015-06-12 Radar apparatus for vehicles KR101750113B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020150083569A KR101750113B1 (en) 2015-06-12 2015-06-12 Radar apparatus for vehicles

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020150083569A KR101750113B1 (en) 2015-06-12 2015-06-12 Radar apparatus for vehicles

Publications (2)

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KR20160146375A KR20160146375A (en) 2016-12-21
KR101750113B1 true KR101750113B1 (en) 2017-06-22

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Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102242930B1 (en) 2019-08-22 2021-04-21 주식회사 만도 Radar apparatus mounting assembly
CN112014843A (en) * 2020-09-04 2020-12-01 上海神添实业有限公司 Millimeter wave radar applied to unmanned vehicle

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006053159A (en) 2005-10-17 2006-02-23 Hitachi Ltd In-vehicle electric wave type radar installation and its manufacturing method
JP2011002277A (en) 2009-06-17 2011-01-06 Fujitsu Ten Ltd Radar device

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006053159A (en) 2005-10-17 2006-02-23 Hitachi Ltd In-vehicle electric wave type radar installation and its manufacturing method
JP2011002277A (en) 2009-06-17 2011-01-06 Fujitsu Ten Ltd Radar device

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