CN217347671U - Automobile radar fixing device and fixing assembly - Google Patents

Abstract

The utility model provides an automobile radar fixing device and fixed assembly, automobile radar fixing device includes the fixing device bottom plate, fixing device exterior trim shroud, pencil connector casing, the fixing device bottom plate with fixing device exterior trim shroud can the lock joint cooperation each other, inside formation and outside divided space, space inside arranged pencil connector collecting region, automobile radar settles the district, support bolt district, fixing device has set up double-deck sealing washer, blind hole, high guardrail, outlet isotructure, can effectively realize the isolated of car interior car extra income. The automobile radar fixing device can improve the reuse rate of the automobile radar and can ensure the positioning precision of the automobile radar during working.

Description

Automobile radar fixing device and fixing assembly

Technical Field

The utility model belongs to the automobile manufacturing field especially relates to a car radar fixing device and fixed assembly.

Background

Along with the popularization of the automatic driving technology, the equipment rate of the automobile radar is higher and higher, and the automobile manufacturing enterprises are always puzzled by the arrangement problem of the automobile radar as a high unit price part and the requirement of high-precision positioning. The conventional process is usually used for directly fixing the automobile radar on an automobile body or an automobile body part, but the automobile radar (especially a laser radar) is used as a high-demand positioning part, has high requirements on the fixing stability and precision of the automobile body part, and is generally high in matching difficulty and high in manufacturing cost.

The problem of difficult matching of the radar on the automobile body can be effectively solved by using the matching mode of the automobile radar fixing device. The arrangement of the radar fixing device can reuse more radar bodies to match more complex and more configured vehicle body environments. In addition, the radar fixed on the roof needs to be connected out from the inside of the vehicle due to the fact that a power supply wire bundle is required, holes are often required in a metal plate of the roof, and in order to guarantee optical performance, a second surface cannot be added to achieve full enclosure of the enclosure, so that the waterproof problem is troublesome.

The present car radar (especially laser radar) most arranges on the front bumper of car, but the fixed mounting mistake is relatively poor big on the front bumper, and matches the precision and is difficult to control, influences the accuracy nature of radar work, and simultaneously, radar software mends the poor also need consume a large amount of man-hours. And a part of the positioning device is arranged on the roof, but the matching surface of the automobile body metal plate often cannot meet the requirement of radar flatness, and the positioning precision is also difficult to ensure. In addition, the automobile radar is arranged on the roof, the radar is fixed, a signal power supply is wired, holes are required to be directly formed in the surface of the metal plate, and the waterproof risk is high. In addition, there are many problems in matching the car radar to the car body, which are often accompanied by that the car body environment data and the radar with different configuration cannot be completely matched, and the cost is high when the radar is changed as a high unit price part.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides an automobile radar fixing device and a fixing assembly, the automobile radar fixing device and the fixing assembly are matched with an automobile body by virtue of the fixing device, so that the multiplexing of the automobile radar is realized, and meanwhile, the automobile body part is installed by virtue of the fixing device without additional manufacturing precision requirement, so that the development cost can be greatly saved; the utility model provides an inside double-deck sealing strip that has set up of car radar fixing device to connect plug-in components position to restrainting and set up high guardrail structure, can effectively realize the isolated of car inside and outside water, on radar fixing device was fixed in the automobile body panel beating, support screw department has set up the blind hole, reduces technical problem such as risk of leaking.

The utility model provides an automobile radar fixing device, automobile radar fixing device includes the fixing device bottom plate, the outer decorations shroud of fixing device, pencil connector casing, the casing assembly mouth has been seted up to the outer decorations shroud of fixing device, pencil connector casing accessible the casing assembly mouth is fixed the outer decorations shroud of fixing device is covered, the fixing device bottom plate with the lock joint cooperation each other of the outer decorations shroud of fixing device, inside formation and outside divided space, space internally arranged have pencil connector collecting region, automobile radar settles the district, support bolt district.

Preferably, the fixing device bottom plate is close to the plane position at edge and settles the high guardrail of pencil connector to the inner space is bellied, pencil connector casing one end opening, the other end is sealed, pencil connector casing open end orientation the fixing device bottom plate, pencil connector casing blind end orientation car radar fixing device exterior space, high guardrail with pencil connector casing passes through the fixing device bottom plate with the lock joint cooperation and the lock joint cooperation of fixing device exterior trim shroud, high guardrail with the part that the casing constitutes jointly is pencil connector collecting region.

Preferably, the fixing device bottom plate is close to another side edge side and has the pillar arch settled, dispose fixed blind hole on the pillar arch, it has the double-deck sealing washer of blind hole to settle on the fixing device outer trim cover, fixed blind hole with the position and the quantity of the double-deck sealing washer of blind hole correspond, the pillar arch with the double-deck sealing washer of blind hole passes through the fastening cooperation and the screw connection of fixing device bottom plate with the fixing device outer trim cover, the pillar arch with the double-deck sealing washer of blind hole forms support spiral district. The blind hole structure double-deck sealing washer structure with high guardrail structure can both effectively realize the inside isolated with liquid such as car outer, car outer rainwater or steam water of car radar fixing device.

Preferably, the automobile radar mounting area is located between the wire harness connector collecting area and the support spiral area, four or more than four fixing through holes are arranged at the edge of the fixing device bottom plate, an automobile radar body is detachably and spirally connected onto the fixing device bottom plate through the fixing through holes, and the mounting area of the automobile radar body in the automobile radar fixing device is the automobile radar mounting area.

Preferably, pencil connector casing orientation dispose pencil connector sealing washer around the bottom of fixing device exterior trim shroud, pencil connector sealing washer is the bilayer, can effectively prevent that car radar pencil from receiving the water problem.

Preferably, the wire harness connector housing faces the bottom of the fixing device exterior trim cover cap is provided with a step surface extending to the inner space of the wire harness connector housing, and the step surface is matched with the periphery of the high guardrail of the wire harness connector. Automobile radar's pencil connector hides in high guardrail, and upper portion covers in the pencil connector casing outside the high guardrail, and pencil connector casing lower part increases ladder step face design can make the plug space of pencil increase 15mm, and the pencil plug of being convenient for has improved automobile radar's installation effectiveness.

Preferably, pencil connector casing orientation the bottom of fixing device exterior trim shroud disposes two or more than two locating pins, the locating pin can improve the mounted position precision of car radar body, the locating pin can make car radar body precision more than 0.2 millimeter, can make the monitoring parameter value of car radar under operating condition more stable, improves the positioning accuracy of radar promptly.

Preferably, the fixing device is equipped with the rectangular shape breach in one side of outer trim shroud, works as the fixing device is equipped with outer trim shroud with during the fastening cooperation of fixing device bottom plate, the rectangular shape breach with fixing device bottom plate edge side forms the outlet, the outlet is convenient for the discharge of the inside ponding of car radar fixing device can enough prevent that car radar body from being corroded by water, can improve again the life of car radar fixing device body.

The utility model also provides a fixed assembly of car radar, including car roof crossbeam, car radar body and above-mentioned all automobile radar fixing device's whole technical characteristics, car radar fixing device fixed mounting or detachably install car roof entablature surface. The automobile radar fixing assembly comprises all the beneficial technical effects of all the automobile radar fixing devices.

Drawings

Other features and advantages of the present invention will be better understood by the following detailed description of the preferred embodiments when considered in conjunction with the accompanying drawings, in which like reference characters designate the same or similar parts throughout the figures thereof.

FIG. 1 is a schematic view of the inner side of a fixing device bottom plate of an automotive radar fixing device provided by the present invention;

fig. 2 is a schematic view of the inner side of a harness connector housing of the automotive radar fixing device according to the present invention, which is disposed behind an exterior trim cover of the fixing device;

fig. 3 the utility model provides a each parts schematic diagram that fixed assembly of car radar contains.

Wherein, 1, a beam is arranged on the top of the vehicle; 2. a fixture base plate; 3. a harness connector housing; 4. a harness connector; 5. an automotive radar body; 6. a fixing device exterior trim cover; 7, a high guardrail; 8. a fixing through hole; 9. fixing the blind hole; 10. a blind hole double-layer sealing ring; 11. a water outlet; 12. positioning pins; 13. a harness connector sealing ring; 14. a step surface of the ladder; 15. a pillar protrusion; 16. a housing assembly port.

Detailed Description

The practice and use of the embodiments are discussed in detail below. It should be understood, however, that the specific embodiments discussed are merely illustrative of specific ways to make and use the invention, and do not limit the scope of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It is noted that the drawings are not only for explanation and illustration of the present invention but also help to be defined by the present invention as necessary. The components of the embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention.

The structure of the present invention will be described in detail with reference to the accompanying drawings.

The utility model provides an automobile radar fixing device, as shown in fig. 1-2, automobile radar fixing device includes fixing device bottom plate 2, fixing device exterior trim shroud 6, pencil connector casing 3. As shown in fig. 3, the fixing device exterior cover 6 is provided with a housing fitting opening 16, and the harness connector housing 3 can be fixed to the fixing device exterior cover 6 through the housing fitting opening 16. The fixing device bottom plate 2 and the fixing device exterior trim cover 6 can be mutually buckled and matched, a space separated from the outside is formed inside, a wiring harness connector collecting area, an automobile radar mounting area and a support bolt area are arranged inside the space. The wire harness connector collecting area and the support bolt area are respectively located at two ends or edge areas of the inner space of the automobile radar fixing device, and the automobile radar mounting area is located in the central area of the inner space of the automobile radar fixing device.

As shown in fig. 1 and 2, as an embodiment of the present invention, the fixing device bottom plate 2 is close to the edge side and is disposed with the protruding pencil connector high guardrail 7 to the inner space, 3 one end openings of pencil connector casing, the other end is sealed, 3 open ends of pencil connector casing are towards the fixing device bottom plate 2, 3 closed ends of pencil connector casing are towards the car radar fixing device outer space, the surface of high guardrail 7 is higher than the upper surface of fixing device bottom plate 2, high guardrail 7 with pencil connector casing 3 passes through the fixing device bottom plate 2 with the lock joint cooperation and the lock joint cooperation of fixing device exterior trim shroud 6, high guardrail 7 with the part that pencil connector casing 3 constitutes jointly does the pencil connector collecting region.

Further, as shown in fig. 1, as an embodiment of the present invention, the fixing device base plate 2 is provided with a pillar protrusion 15 near the other edge side, the pillar protrusion 15 is provided with a fixing blind hole 9, the pillar protrusion 15 is positioned in the support spiral area at the edge of the fixing device bottom plate 2, the direction of the high guardrail 7 in the inner space of the automobile radar fixing device is not consistent, a blind hole double-layer sealing ring 10 is arranged on the outer decorative cover cap 6 of the fixing device, the fixed blind hole 9 with the position and the quantity of the double-layer sealing ring of blind hole 10 correspond, the pillar is protruding 15 with the double-layer sealing ring of blind hole 10 passes through the fixing device bottom plate 2 with the fastening cooperation and the screwed connection of the fixing device exterior trim cover lid 6, the pillar is protruding 15 with the double-layer sealing ring of blind hole 10 forms the support spiral district. The fixed blind hole 9 structure the blind hole double-layer sealing ring 10 structure and the high guardrail 7 structure can both effectively realize the isolation of rainwater or steam water and other liquids outside and outside the automobile radar fixing device.

As an embodiment of the utility model, car radar settling area is located the pencil connector collecting region with between the support spiral district, 2 marginal settles of fixing device bottom plate have four or four above fixing hole 8, and car radar body 5 passes through 8 detachably screwed connection of fixing hole are in on the fixing device bottom plate 2, car radar body 5 is in the inside settling area of car radar fixing device does car radar settling area.

As shown in fig. 2, as an embodiment of the present invention, the harness connector housing 3 faces the harness connector sealing ring 13 is disposed around the bottom of the fixing device exterior cover cap 6, and the harness connector sealing ring 13 is double-layered, so that the problem that the automotive radar harness is exposed to water can be effectively prevented.

Further, as shown in fig. 2, as an embodiment of the present invention, the harness connector housing 3 faces the bottom of the fixing device exterior cover cap 6 is provided with a stepped surface 14 extending to the inner space of the harness connector housing 3, and the stepped surface 14 is matched with the periphery of the harness connector high fence 7. Automobile radar's pencil connector 4 hide in high guardrail 7, pencil connector casing 3 interior upper portion cover in high guardrail 7 is outside, 3 lower parts of pencil connector casing increase ladder step face 14 designs can make the plug space increase 15mm of pencil, and the pencil plug of being convenient for has improved automobile radar's installation effectiveness.

Further, as shown in fig. 2, as an embodiment of the utility model discloses a, pencil connector casing 3 orientation the bottom of fixing device exterior trim shroud 6 disposes two or more locating pins 12, locating pin 12 can improve the mounted position precision of car radar body 5, locating pin 12 can make 5 precisions of car radar body more than 0.2 millimeter, can make the monitoring parameter value of car radar 5 under operating condition more stable, improves the positioning accuracy of radar promptly.

Continuing, as shown in fig. 2, conduct the utility model discloses an embodiment, rectangular shape breach has been seted up to one side of fixing device exterior trim shroud 6, works as fixing device exterior trim shroud 6 with during 2 lock joint cooperations of fixing device bottom plate, rectangular shape breach with fixing device bottom plate edge side forms outlet 11, outlet 11 is convenient for the discharge of the inside ponding of automotive radar fixing device can prevent enough that automotive radar body 5 from being corroded by water, can improve again the life of automotive radar fixing device body.

As shown in fig. 3, the utility model also provides a fixed assembly of car radar, including car roof crossbeam 1, car radar body 5 and above-mentioned all technical characteristics of all car radar fixing device, car radar fixing device fixed mounting or detachably install 1 surface on the car roof crossbeam.

The utility model discloses the beneficial technological effect who brings includes:

1. the automobile radar fixing device provided by the utility model can match and fix the automobile radar body with the automobile body through the fixing device, thereby realizing the multiplexing of the automobile radar, having no additional manufacturing precision requirement on the automobile body and greatly saving the development cost;

2. the automobile radar fixing device provided by the utility model, not the laser radar, is directly fixed in the automobile body environment, so that the matching of the automobile radar with the automobile body environment is simple, and the development cost for directly fixing the automobile radar on the automobile body metal plate (namely on the roof upper beam) is low compared with the new mold opening cost of the automobile radar fixing device provided by the utility model;

3. the flatness corresponding to the automobile radar fixing device provided by the utility model can more easily meet the requirement of fixing the automobile radar on the optical flatness;

4. the utility model provides an automobile radar fixing device's internal design has adopted the double-deck sealing strip structure, and the pencil connector district has set up high guardrail structure, and the fixed orifices adopts the blind hole design, realizes avoiding the panel beating trompil waterproof problem under the automobile body environment;

5. the automobile radar fixing device provided by the utility model is provided with the positioning pin, so that the automobile radar can be accurately positioned in the environment of installing and fixing the automobile body, and the positioning precision of the automobile body can be effectively ensured when the automobile radar works normally;

6. the utility model provides a car radar fixing device's pencil connector casing has set up the ladder step face in, makes the pencil increase 15mm in its inside plug space, is convenient for the pencil plug, improves the installation effectiveness;

7. the utility model provides a blind hole is set to connection structure in car radar fixing device's support screw district, reduces the risk of leaking to reduce the corrosive action of rainwater or steam water to car roof entablature panel beating.

In this specification, directional expressions such as "upper", "lower", "front", "rear", "left", "right", and the like are not absolute. These directional expressions are appropriate when the respective components are arranged as shown in the drawings, but when the positions of the respective components in the drawings are changed, these directional expressions are also changed accordingly, but the above directional terms are not intended to limit the present invention.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "configured," "disposed," "opened," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims (10)

1. The utility model provides an automobile radar fixing device, its characterized in that, automobile radar fixing device includes fixing device bottom plate, fixing device exterior trim shroud, pencil connector casing, the casing assembly mouth has been seted up to fixing device exterior trim shroud, pencil connector casing accessible the casing assembly mouth is fixed on the fixing device exterior trim shroud, the fixing device bottom plate with fixing device exterior trim shroud can lock joint cooperation each other, inside formation and outside divided space, space internally arranged have pencil connector collecting region, automobile radar settles the district, support bolt district.

2. The automotive radar fixing device as described in claim 1, wherein the planar portion of the bottom plate of the fixing device near the edge is provided with a harness connector high fence protruding toward the inner space.

3. The automotive radar fixing device according to claim 2, wherein one end of the harness connector housing is open, the other end of the harness connector housing is closed, the open end of the harness connector housing faces the fixing device bottom plate, the closed end of the harness connector housing faces the external space of the automotive radar fixing device, the high guardrail and the harness connector housing are in buckling fit through buckling fit of the fixing device bottom plate and the fixing device exterior cover, and an area formed by the high guardrail and the harness connector housing is the harness connector collecting area.

4. The automotive radar fixing device according to claim 1, wherein a pillar protrusion is disposed on the other edge side of the fixing device base plate, the pillar protrusion is provided with a fixing blind hole, the fixing device cover is provided with a blind hole double-layer seal ring, the fixing blind hole and the blind hole double-layer seal ring are disposed in a corresponding position and number, the pillar protrusion and the blind hole double-layer seal ring are screwed together by snap-fit engagement of the fixing device base plate and the fixing device cover, and the pillar protrusion and the blind hole double-layer seal ring form a bracket screw region.

5. The automotive radar fixing device according to claim 4, wherein the automotive radar mounting area is located between the harness connector collecting area and the bracket screw area, four or more fixing through holes are arranged at the edge of the fixing device bottom plate, an automotive radar body is detachably screwed on the fixing device bottom plate through the fixing through holes, and the mounting area of the automotive radar body in the automotive radar fixing device is the automotive radar mounting area.

6. The automotive radar fixture of claim 2, wherein the harness connector housing is provided with a harness connector seal ring around a bottom portion thereof facing the fixture exterior cover, the harness connector seal ring being double-layered.

7. The automotive radar fixing device according to claim 2, wherein a bottom of the harness connector housing facing the fixing device exterior cover cap is provided with a stepped step surface extending toward an inner space of the harness connector housing, the stepped step surface being fitted to an outer periphery of a high fence of the harness connector.

8. The automotive radar fixture of claim 2, wherein the harness connector housing is configured with two or more alignment pins toward a bottom of the fixture enclosure cover.

9. The automotive radar fixing device of claim 1, wherein one side of the fixture cover is formed with an elongated notch, and the elongated notch forms a drain opening with an edge side of the fixture base plate when the fixture cover is snap-fit with the fixture base plate.

10. An automotive radar fixing assembly comprising an automotive roof rail, an automotive radar body and an automotive radar fixing device as claimed in any one of claims 1 to 9, wherein the automotive radar fixing device is fixedly or detachably mounted on the surface of the automotive roof rail.

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