CN218085332U - Roof apparatus - Google Patents

Abstract

The utility model relates to a roof device, including roof front beam, lidar and roof outer decoration board, roof outer decoration board assembly covers on the roof front beam, and lidar installs between roof front beam and roof outer decoration board, and lidar's front end has the radar window, offers the opening that corresponds with the radar window on the roof outer decoration board. Thus, the laser radar is installed at the top of the vehicle body, and meanwhile, the attractiveness of the vehicle shape can be ensured; and the opening that corresponds with the radar window is provided with on the roof exterior trim board, ensures that the radar window can carry out normal detection work to both satisfied laser radar's functional requirement, satisfied vehicle molding aesthetic property's requirement again.

Description

Roof apparatus

Technical Field

The present disclosure relates to vehicle technology, and more particularly, to a roof apparatus.

Background

Along with the continuous development of vehicle intelligence, laser radar is applied to more and more vehicles. The laser radar can detect the surrounding environment of the vehicle in the driving process so as to ensure the driving safety.

However, because of the optical characteristics of laser, the radar window of the laser radar needs to be directly exposed, and the radar window is an appearance part and a function part, so that the problem that how to meet the functional requirements of the laser radar and the requirement of the attractive appearance of the vehicle shape becomes a current urgent need to be solved.

SUMMERY OF THE UTILITY MODEL

In order to solve the above technical problem, the present disclosure provides a roof apparatus.

The present disclosure provides a roof apparatus, including a front roof rail, a laser radar, and a roof outer panel;

the automobile roof outer decoration plate is assembled and covered on the automobile roof front cross beam, the laser radar is installed between the automobile roof front cross beam and the automobile roof outer decoration plate, a radar window is formed in the front end of the laser radar, and an opening corresponding to the radar window is formed in the automobile roof outer decoration plate.

Optionally, an accommodating cavity is formed between the front roof cross beam and the outer roof trim, a first mounting cavity is formed in the surface of the front roof cross beam facing the outer roof trim, a second mounting cavity is formed in the surface of the outer roof trim facing the front roof cross beam, the first mounting cavity and the second mounting cavity jointly form the accommodating cavity, and the laser radar is mounted in the accommodating cavity.

Optionally, a mounting surface with a gradually increasing depth of recess is formed in the first mounting cavity along the direction from the front end to the rear end of the front roof cross rail, and the laser radar is arranged on the mounting surface.

Optionally, the mounting surface is gradually inclined upward relative to a horizontal plane in a direction from the front end to the rear end of the front roof cross rail, and the inclination angle of the mounting surface relative to the horizontal plane is greater than or equal to 2 ° and less than or equal to 4 °.

Optionally, a heat conducting structure is arranged between the surface of the front roof cross beam facing the laser radar and the laser radar.

Optionally, a first mounting column is arranged on the laser radar, a first mounting through hole corresponding to the first mounting column is formed in the roof front cross beam, and the laser radar and the roof front cross beam are fixedly connected through a first fastener penetrating through the first mounting through hole and the first mounting column;

the end part, facing the front roof beam, of the first mounting column is provided with a mounting groove, a sealing gasket is mounted in the mounting groove, and the sealing gasket and the surface, facing the laser radar, of the front roof beam are in abutting seal.

Optionally, the laser radar is provided with a notch on a groove side wall of the mounting groove, a drainage gap is formed between the surface of the front roof cross beam facing the outer roof trim and the outer roof trim, and the notch communicates the inner space of the mounting groove and the drainage gap.

Optionally, an outer surface of the roof outer trim is formed as an appearance surface, the second mounting cavity is arranged to protrude toward the appearance surface, and the opening is opened at a front end of the second mounting cavity of the roof outer trim.

Optionally, a flanging rib extending towards the inside of the second mounting cavity in a turnover manner is connected to the periphery of the opening, a limiting groove is formed in the front end of the laser radar in a surrounding manner of the radar window, and the flanging rib is in limiting fit with the limiting groove.

Optionally, the left side and the right side of the laser radar and the rear part of the laser radar are respectively provided with a limiting part, and the roof outer trim panel is provided with a limiting matching part corresponding to the limiting parts one by one; and/or

The laser radar is provided with a mounting lug, the inner side surface of the roof outer decoration plate is provided with a second mounting column corresponding to the mounting lug, and the mounting lug is fixedly connected with the second mounting column through a second fastener; and/or

The laser radar in the below of radar window is connected with the extension board, spacing hole has been seted up on the extension board, the inboard of roof exterior trim panel in the open-ended below is provided with spacing post, spacing post inserts spacing downthehole.

Optionally, the roof apparatus further comprises a first sealing member, the first sealing member is located in the second mounting concave cavity and is arranged around the periphery of the flanging rib, and the first sealing member is in interference sealing with the outer periphery of the front end of the laser radar; and/or

The vehicle roof device further comprises a second sealing element, the second sealing element is installed at one end, facing the inside of the second installation concave cavity, of the flanging rib, and the second sealing element is in abutting seal with the bottom wall of the limiting groove.

Optionally, a third mounting post is arranged on the roof outer trim, a second mounting through hole corresponding to the third mounting post is formed in the roof front cross beam, and the roof outer trim and the roof front cross beam are fixedly connected through a third fastener penetrating through the second mounting through hole and the third mounting post;

the number of the second mounting through holes is multiple, at least one of the second mounting through holes is set to be a first positioning hole, at least one of the second mounting through holes is set to be a second positioning hole, the first positioning hole is a long hole extending in the front-back direction, and the second positioning hole is a long hole extending in the left-right direction.

Compared with the prior art, the technical scheme provided by the embodiment of the disclosure has the following advantages:

according to the roof device, the laser radar is arranged between the front roof cross beam and the outer roof trim panel, and the outer roof trim panel is assembled and covered on the front roof cross beam, so that the laser radar is arranged on the top of a vehicle body, the front roof cross beam is covered by the outer roof trim panel, and the attractiveness of the vehicle shape is guaranteed; an opening corresponding to the radar window of the laser radar is formed in the roof outer decoration plate, so that the radar window can transmit a detection signal to a target through the opening of the roof outer decoration plate, and normal detection work of the laser radar can be guaranteed; by the arrangement, the functional requirements of the laser radar are met, and the requirement on the attractive appearance of the vehicle is met.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present disclosure and together with the description, serve to explain the principles of the disclosure.

In order to more clearly illustrate the embodiments or technical solutions in the prior art of the present disclosure, the drawings used in the description of the embodiments or prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive exercise.

Fig. 1 is a schematic structural view of a roof apparatus according to an embodiment of the present disclosure;

FIG. 2 is a schematic view of the structure of FIG. 1 with the exterior roof trim panel removed;

FIG. 3 is a schematic view of an assembly structure of a laser radar and a roof outer trim panel on a roof front cross member according to an embodiment of the disclosure;

FIG. 4 is a schematic view of the structure of FIG. 3 with the roof fascia removed;

FIG. 5 is an exploded view of the structure of FIG. 3;

FIG. 6 is a schematic diagram of a lidar according to an embodiment of the disclosure;

fig. 7 is a schematic view of another view structure of a lidar according to an embodiment of the disclosure;

FIG. 8 is a partial schematic structural view of a roof outer trim panel according to an embodiment of the present disclosure;

FIG. 9 is a schematic structural view of an outer panel of the roof outer trim panel of the embodiment of the present disclosure;

FIG. 10 is a schematic view of an assembly structure of a laser radar and a roof outer trim panel according to an embodiment of the present disclosure;

FIG. 11 is a schematic bottom view of the laser radar of the disclosed embodiment assembled with a roof trim panel;

FIG. 12 is a partial enlarged view of FIG. 11;

FIG. 13 isbase:Sub>A schematic sectional view taken along line A-A in FIG. 12;

FIG. 14 is a cross-sectional view along line B-B of FIG. 12;

fig. 15 is a schematic bottom view of the roof apparatus of the disclosed embodiment;

FIG. 16 is a cross-sectional view taken along line C-C of FIG. 15;

FIG. 17 is an exploded view of the lidar and the front roof rail according to an embodiment of the disclosure;

fig. 18 is a schematic structural view of a front roof rail according to an embodiment of the present disclosure.

Reference numerals are as follows:

1-a laser radar; 101-radar window; 102-a limiting groove; 103-reinforcing ribs; 104-a limiting groove; 105-mounting ears; 106-an extension plate; 107-limiting holes; 108-a first mounting post; 109-mounting a groove; 1010-gap; 1011-first limit part; 2-vehicle roof outer decoration board; 200-a second mounting pocket; 201-opening; 202-flanging rib; 203-a first limit protrusion; 204-a second limit projection; 205-a second mounting post; 206-a limiting column; 207-third mounting post; 21-an outer plate; 22-an inner plate; 3-roof front cross member; 300-a first mounting pocket; 301-mounting face; 302-a first mounting through hole; 303-a second mounting through hole; 304-a first locating hole; 305-a second positioning hole; 4-front windshield glass; 5-a vehicle roof cover plate; 6-a second fastener; 7-a first seal; 8-a second seal; 9-a first fastener; 10-a seal gasket; 11-a thermally conductive structure; 12-third fastener.

Detailed Description

In order that the above objects, features and advantages of the present disclosure may be more clearly understood, aspects of the present disclosure will be further described below. It should be noted that the embodiments and features of the embodiments of the present disclosure may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present disclosure, but the present disclosure may be practiced otherwise than as described herein; it is to be understood that the embodiments disclosed in the specification are only a few embodiments of the present disclosure, and not all embodiments.

As shown in fig. 1 to 5, some embodiments of the present disclosure provide a roof apparatus including a roof front cross member 3, a laser radar 1, and a roof outer panel 2. Specifically, the roof outer panel 2 is assembled and covered on the roof front cross beam 3, the laser radar 1 is installed between the roof front cross beam 3 and the roof outer panel 2, the front end of the laser radar 1 is provided with a radar window 101, and the roof outer panel 2 is provided with an opening 201 corresponding to the radar window 101.

It should be understood that the roof portion typically has a front roof rail 3 and a rear roof rail, the front roof rail 3 being typically mounted above the front windshield 4 and the rear roof rail being typically mounted above the rear windshield, the front roof rail 3 and the rear roof rail serving primarily to stabilize the vehicle body. The laser radar provided by the embodiment of the disclosure is installed between the front cross beam 3 of the roof and the outer decorative plate 2 of the roof, namely, the laser radar is suitable for being installed above the front windshield 4, so that the laser radar is installed at a higher position of a vehicle body, and the requirement of the laser radar for detecting in a large range is met.

According to the roof device provided by the embodiment of the disclosure, the laser radar 1 is installed between the roof front cross beam 3 and the roof outer decoration plate 2, and the roof outer decoration plate 2 is assembled and covered on the roof front cross beam 3, so that the installation of the laser radar 1 on the top of a vehicle body is realized, the roof outer decoration plate 2 is used for covering the roof front cross beam 3, and the attractiveness of the vehicle shape is ensured; an opening 201 corresponding to the radar window 101 of the laser radar 1 is formed in the roof outer decoration plate 2, so that the radar window 101 can transmit a detection signal to a target through the opening 201 of the roof outer decoration plate 2, and normal detection work of the laser radar can be guaranteed; so set up, both satisfied laser radar 1's functional requirement, satisfied the requirement of vehicle molding aesthetic property again.

In some embodiments, as shown in fig. 5, a receiving cavity is formed between the front roof rail 3 and the outer roof trim 2, wherein a surface of the front roof rail 3 facing the outer roof trim 2 is provided with a first mounting cavity 300, a surface of the outer roof trim 2 facing the front roof rail 3 is provided with a second mounting cavity 200, the first mounting cavity 300 and the second mounting cavity 200 together form a receiving cavity, and the laser radar 1 is mounted in the receiving cavity.

That is, the laser radar 1 is installed in the accommodating cavity formed by the front roof rail 3 and the outer roof trim 2, and is arranged in such a way that the laser radar 1 does not protrude too much from the surface of the front roof rail 3 after being installed in the first installation cavity 300 by arranging the first installation cavity 300 on the surface of the front roof rail 3 facing the outer roof trim 2; and the second mounting cavity 200 is arranged on the surface of the roof outer trim panel 2 facing the roof front cross beam 3 to accommodate the part of the laser radar 1 protruding out of the surface of the roof front cross beam 3, so that the laser radar 1 is mounted between the roof front cross beam 3 and the roof outer trim panel 2, and the appearance modeling effect of the vehicle after the laser radar 1 is mounted is ensured.

Further, as shown in fig. 5, a mounting surface having a recess depth gradually increasing toward a rear end along a front end of the front roof rail is formed in the first mounting pocket 300, and the laser radar is disposed on the mounting surface.

It should be noted that, in order to meet the modeling requirements of the vehicle, the front roof rail 3 is usually configured to be an inclined structure with a relatively lower front end and a relatively higher rear end, that is, the surface of the front roof rail 3 for mounting and supporting the roof outer trim 2 is configured to be an inclined surface structure, when the laser radar 1 is mounted on the front roof rail 3, in order to prevent the rear end of the laser radar 1 from being too high, in the present embodiment, a mounting surface with a depth gradually increasing from the front to the concave depth is formed in the first mounting cavity 300, and the laser radar is disposed on the mounting surface, so as to ensure that the laser radar 1 does not excessively protrude out of the front roof rail 3 after being mounted, and further ensure the appearance modeling effect of the vehicle.

Specifically, the mounting surface 301 is recessed with respect to the surface of the front roof rail 3 facing the roof outer 2, and the inclination angle of the mounting surface 301 with respect to the surface of the front roof rail 3 facing the roof outer 2 is 6 ° or more and 10 ° or less, specifically, may be 6 °, 7 °, 8 °, 9 °, 10 °, or the like. By the setting of the inclination angle, it is achieved that the inclination angle of the mounting surface 301 with respect to the horizontal plane is smaller than the inclination angle of the mounting support surface 306 with respect to the horizontal plane, and the mounting surface 301 is still set to be inclined upward gradually from front to rear with respect to the horizontal plane.

Specifically, along the direction of the front end of roof front crossbeam 3 to the rear end, installation face 301 upwards inclines gradually for the horizontal plane and sets up, and the inclination angle more than or equal to 2 and less than or equal to 4 of installation face 301 for the horizontal plane, specifically can be 2 °, 3 °, 4 etc., so as to guarantee under the not too high prerequisite of the rear end of lidar 1, make lidar 1 from preceding backward installation height increase gradually, in order to satisfy vehicle appearance molding's demand to lidar 1's installation angle better, thereby ensure the appearance molding effect of vehicle, and ensure the realization of lidar 1 normal detection function.

Specifically, the front end of the laser radar 1 is provided with a radar window 101, the second mounting cavity 200 of the roof outer trim panel 2 is provided with an opening 201 corresponding to the radar window 101, and the radar window 101 can transmit a detection signal to a target through the opening 201 of the roof outer trim panel 2, so that the laser radar can perform normal detection work.

Of course, in a specific implementation, the inclination angle of the mounting surface 301 with respect to the horizontal plane is not limited to the above specific limit, and may be set as appropriate according to the actual situation.

In some embodiments, as shown in fig. 5, a heat conducting structure 11 is disposed between a surface of the front roof rail 3 facing the laser radar 1 and the laser radar 1, a side surface of the heat conducting structure 11 is attached to a bottom surface of the laser radar 1, and another side surface of the heat conducting structure 11 is attached to a surface of the front roof rail 3 facing the laser radar 1, so that heat generated by the laser radar 1 during operation is transferred to the front roof rail 3 by the heat conducting structure 11, and a heat dissipation effect of the laser radar 1 is improved.

Specifically, the top of the vehicle body is an area with relatively poor thermal environment, the laser radar 1 works in a self-heating mode and transfers heat through illumination, the outer roof decoration plate 2 absorbs heat and only radiates heat through environmental natural wind, and the environmental temperature easily exceeds the working temperature of the laser radar 1, so that the heat conduction structure 11 is arranged between the laser radar 1 and the front roof cross beam 3 in the embodiment to assist in radiating, heat generated by the laser radar 1 during working is transferred to the front roof cross beam 3 through the heat conduction structure 11, and the radiating effect of the laser radar 1 is improved. Specifically, the heat conducting structure 11 may be a heat conducting glue, a heat conducting cotton, a heat conducting coating, or the like.

In some embodiments, the laser radar 1 and the roof outer 2 are both fixedly connected to the front roof rail 3 by fasteners (e.g., bolts).

As shown in fig. 6 and 12, the laser radar 1 is provided with a first mounting post 108, as shown in fig. 16, the roof front cross member 3 is provided with a first mounting through hole 302 corresponding to the first mounting post 108, as shown in fig. 15 and 16, the laser radar 1 and the roof front cross member 3 are fixedly connected through a first fastening member 9 penetrating through the first mounting through hole 302 and the first mounting post 108, so as to fix the laser radar 1 on the roof front cross member 3.

In a specific implementation, the first mounting post 108 may be provided with a threaded hole, and the first fastening member 9 may be a bolt, which is inserted through the first mounting through hole 302 from below the roof front cross member 3 and is driven into the threaded hole of the first mounting post 108, so as to fix the laser radar 1 on the roof front cross member 3. It should be noted that the diameter of the first installation through hole 302 formed in the front roof rail 3 may be larger than a preset diameter of a bolt, so as to allow a certain deviation when the laser radar 1 and the front roof rail 3 are positioned and assembled.

In some embodiments, as shown in fig. 5, 7 and 16, the end of the first mounting column 108 facing the front roof rail 3 is provided with a mounting groove 109, a gasket 10 is mounted in the mounting groove 109, and the gasket 10 is in interference seal with the surface of the front roof rail 3 facing the roof outer trim 2, so that the gasket 10 is used to ensure the sealing property of the connection between the laser radar 1 and the front roof rail 3, and prevent rainwater and the like from entering the vehicle interior through the first mounting through hole 302 on the front roof rail 3.

Specifically, a wet area (an area where rainwater easily enters) is located above the roof front cross member 3, and a passenger compartment dry area is located below the roof front cross member 3, and in order to prevent rainwater and the like from entering the passenger compartment through the first mounting through hole 302 in the roof front cross member 3, a gasket 10 is provided at a connection portion between the laser radar 1 and the roof front cross member 3, so that the gasket 10 ensures the sealing property of the connection between the laser radar 1 and the roof front cross member 3; through setting up mounting groove 109 at the tip of first erection column 108, install sealed the pad 10 in mounting groove 109, both can utilize mounting groove 109 to carry on spacingly to sealed pad 10, improve the convenience of assembly, can be again after laser radar 1 assembles with roof front beam 3 for the tip of first erection column 108 towards roof front beam 3 can contradict with roof front beam 3's surface, thereby forms rigid support structure, improves the steadiness of assembly.

In specific implementations, the sealing pad 10 may be made of sealing foam, sealing rubber pad, or the like. For example, for the embodiment that the gasket 10 uses the foam sealing foam, the compression amount of the foam sealing foam may be set to about 50%, that is, the thickness of the foam sealing foam is about 2 times the depth of the mounting groove, so as to ensure the reliability of the sealing connection between the laser radar 1 and the roof front cross member 3 through the compression of the foam sealing foam. Specifically, the sealing gasket 10 may be a circular ring-shaped sealing gasket, and a through hole through which the first fastening member 9 passes is formed in the middle of the sealing gasket 10; accordingly, the mounting groove 109 is formed as a circular groove adapted to the shape of the gasket 10.

In one embodiment, as shown in fig. 5, 16 and 17, the first fastening member 9 is a flange bolt, and a projection of a flange plate of the flange bolt along the axial direction of the first mounting column 108 covers the mounting groove 109, that is, the size of the flange plate is larger than that of the mounting groove 109, so as to avoid moment crushing of the front roof cross rail 3.

Further, as shown in fig. 15, the laser radar 1 is provided with a notch 1010 on a groove side wall of the mounting groove 109, a drainage gap is formed between the surface of the roof front cross member 3 facing the roof outer trim 2 and the roof outer trim 2, and the notch 1010 communicates with the internal space of the mounting groove 109 and the drainage gap, so that water entering the mounting groove 109 flows out through the notch 1010 and then is drained out of the roof apparatus through the drainage gap, thereby avoiding water accumulation. In a specific implementation, the notch 1010 is formed on a groove side wall of the mounting groove 109 and penetrates through an end surface of the first mounting post 108 to facilitate water outflow.

Further, as shown in fig. 17 and 18, a notch 1010 is opened at a portion where the mounting height of the groove side wall of the mounting recess 109 is relatively low. With this arrangement, rainwater and the like entering the mounting recess 109 can be more effectively ensured to flow out through the slits 1010 in the groove side wall of the mounting recess 109, and accumulation of water can be avoided.

In some embodiments, as shown in fig. 6, the number of the first mounting posts 108 is plural, and the plural first mounting posts 108 are arranged at intervals on the periphery of the bottom surface of the laser radar 1; the number of the first mounting through holes 302 is plural, and the plural first mounting through holes 302 and the plural first mounting posts 108 are provided in one-to-one correspondence. A plurality of first fasteners 9 are arranged between the laser radar 1 and the roof front cross beam 3, so that the assembling firmness of the laser radar 1 and the roof front cross beam 3 is improved. Illustratively, the number of the first mounting posts 108 is three, and three first mounting posts 108 are respectively connected to the left and right side walls and the rear side wall of the laser radar 1.

In specific implementation, the laser radar 1 can be installed with the roof outer trim panel 2 to form a laser radar assembly, and then the laser radar assembly is installed with the roof front cross beam 3, so that the installation of the laser radar 1 on the top of the vehicle body is realized. Specifically, the roof outer trim 2 may be configured to have a shape adapted to the roof front cross member 3, so that after the laser radar assembly is mounted on the roof front cross member 3, the roof outer trim 2 can cover the roof front cross member 3 and has a good fitting degree with the roof front cross member 3, thereby satisfying the requirement of vehicle appearance.

Further, as shown in fig. 1 and 2, the roof outer 2 may be used as an exterior structural member, an outer surface of the roof outer 2 is formed as an exterior surface, the roof outer 2 is disposed between the front windshield 4 and the roof panel 5, and the front windshield 4, the roof outer 2, and the roof panel 5 are smoothly transitionally connected in the front-rear direction of the vehicle, so as to better satisfy the aesthetic requirement of the vehicle.

Further, as shown in fig. 1 and 3, a second mounting recess 200 is formed in the middle of the roof outer panel 2 in the width direction. It should be understood that the roof outer 2 is adapted to the shape of the front roof rail 3, and the width direction of the roof outer 2, i.e., the width direction of the front roof rail 3, i.e., the width direction of the vehicle. That is, the laser radar 1 is installed at the middle of the roof trim panel 2 in the width direction thereof such that the laser radar 1 has the same detection area range at the left and right sides of the front of the vehicle, thereby satisfying the detection requirements at the left and right sides at the same time.

In some embodiments, as shown in fig. 5, an outer surface of the roof exterior trim 2 is formed as an appearance surface, a second mounting cavity 200 protruding toward the appearance surface is formed on a surface of the roof exterior trim 2 opposite to the appearance surface, an opening 201 corresponding to the radar window 101 of the laser radar 1 is formed at a front end of the second mounting cavity 200 of the roof exterior trim 2, and the radar window 101 transmits a detection signal to a target through the opening 201 of the roof exterior trim 2, so as to ensure that the laser radar 1 performs a normal detection operation.

Further, as shown in fig. 6, the front end of the laser radar 1 is provided with a limit groove 102 around the radar window 101, as shown in fig. 8 and 9, a flanging rib 202 extending toward the inside of the second mounting cavity 200 is connected to the periphery of the opening 201, as shown in fig. 13 and 14, the flanging rib 202 is inserted into the limit groove 102, so as to realize strong matching between the front end of the laser radar 1 and the roof exterior trim panel 2, ensure good matching between the laser radar 1 and the roof exterior trim panel 2, and ensure the mounting accuracy of the laser radar 1 on the roof exterior trim panel 2.

In a specific embodiment, as shown in fig. 6, the shape of the limiting groove 102 is adapted to the shape of the radar window 101, the radar window 101 is rectangular, and the periphery of the radar window 101 forms the limiting groove 102 in the shape of a rectangular ring, that is, the limiting groove 102 is in the shape of a rectangular ring; accordingly, as shown in fig. 8 and 9, the opening 201 formed in the roof exterior panel 2 is a rectangular opening adapted to the shape of the radar window 101, and the bead 202 connected to the periphery of the opening 201 is formed as a rectangular ring-shaped bead adapted to the shape of the limiting groove 102, that is, the bead 202 is in a rectangular ring shape. Specifically, the limiting groove 102 includes an upper groove section, a left groove section, a lower groove section and a right groove section which are connected in sequence, and correspondingly, the flanging rib 202 includes an upper flanging rib section, a left flanging rib section, a lower flanging rib section and a right flanging rib section which are connected in sequence. When the laser radar 1 is assembled with the roof outer trim panel 2, the flanging rib 202 is inserted into the limiting groove 102, so that the radar window 101 and the opening 201 are accurately aligned, and the installation precision of the laser radar 1 on the roof outer trim panel 2 is ensured.

Further, as shown in fig. 6, the limiting groove 102 has a first groove wall and a second groove wall that are oppositely arranged, the second groove wall is located at the periphery of the first groove wall, and a plurality of reinforcing ribs 103 are arranged on the second groove wall at intervals. The structural strength of the limiting groove 102 is improved by arranging the reinforcing rib 103, so that the matching strength of the laser radar 1 and the roof outer trim panel 2 is improved, the connection strength of the laser radar 1 and the roof outer trim panel after assembly is ensured, and the risk of deformation of the roof outer trim panel 2 in a high-temperature environment is reduced.

Further, as shown in fig. 7 and 8, the left and right sides of the laser radar 1 and the rear portion of the laser radar 1 are respectively provided with a limit portion, and the roof exterior panel 2 is provided with limit engagement portions corresponding to the limit portions one to one. With the cooperation through spacing portion and spacing cooperation portion, realize the installation location between laser radar 1 and the roof exterior trim panel 2, be convenient for carry out the fixed of laser radar 1 and roof exterior trim panel 2.

Specifically, as shown in fig. 8, a first limiting portion 1011 is disposed at the rear of the laser radar 1, and a first limiting protrusion 203 is disposed on the top cavity wall of the second mounting cavity 200 of the roof exterior trim panel 2, as shown in fig. 10 to 13, the first limiting portion 1011 of the laser radar 1 is in limiting fit with the first limiting protrusion 203. So set up, the front end of laser radar 1 is spacing through the cooperation of flanging rib 202 and spacing recess 102, and first spacing portion 1011 at the rear portion of laser radar 1 is spacing with first spacing convex part 203 on the outer plaque 2 of roof to realize laser radar 1 and the location of roof outer plaque 2 in the front and back direction, realize the preinstallation between them, be convenient for carry out the fixed of laser radar 1 and roof outer plaque 2.

It should be understood that the front-rear in this embodiment is in terms of the mounting direction of the lidar 1 on the roof front cross member 3, with the front end of the lidar 1 facing the front of the vehicle and the rear end of the lidar 1 facing the rear of the vehicle.

In particular implementations, the number of first limit projections 203 may be one, two, or more. Illustratively, the number of the first limit convex parts 203 is two, and the two first limit convex parts 203 are respectively in limit fit with the parts of the rear end of the laser radar 1, which are close to the left and right side walls.

In some embodiments, as shown in fig. 6, the left and right sides of the laser radar 1 are respectively provided with a limiting groove 104, as shown in fig. 8, the left and right cavity walls of the second mounting cavity 200 of the roof outer trim panel 2 are respectively provided with a second limiting protrusion 204, as shown in fig. 9 to 11, the second limiting protrusion 204 is in limiting fit with the limiting groove 104, so as to realize the positioning of the laser radar 1 and the roof outer trim panel 2 in the left and right direction, and prevent the two from shaking left and right during the mounting process.

In a specific implementation, one or more second limiting convex parts 204 can be respectively arranged on the left and right cavity walls of the second mounting cavity 200, and for the case that a plurality of second limiting convex parts 204 are arranged, the plurality of second limiting convex parts 204 can be sequentially arranged at intervals along the front-back direction; the left side and the right side of the laser radar 1 can be respectively provided with a limiting groove 104, the limiting groove 104 is a long-strip-shaped limiting groove 104 extending along the front-back direction of the laser radar 1, and the plurality of second limiting convex parts 204 on each side are inserted into the long-strip-shaped limiting grooves 104 on the corresponding sides.

In some embodiments, as shown in fig. 6 and 7, the laser radar 1 is provided with a mounting ear 105, as shown in fig. 8, the inner side surface of the roof outer trim panel 2 is provided with a second mounting post 205 corresponding to the mounting ear, as shown in fig. 9 to 11, and the mounting ear 105 and the second mounting post 205 are fixedly connected by a second fastener 6 (e.g., a tapping screw) to realize the positioning and fixing of the laser radar 1 and the roof outer trim panel 2 in the up-down direction.

In a specific implementation, the second mounting column 205 is a mounting convex column protruding from one side surface of the roof outer trim panel 2 facing the roof front cross beam 3, the mounting lug 105 is horizontally extended relative to the main body of the laser radar 1, and the second mounting column 205 and the mounting lug 105 are fastened and connected through a tapping screw; the number of second mounting posts 205 and mounting ears 105 may each be one, two, or more. Illustratively, the number of the second mounting posts 205 and the mounting lugs 105 is three, and the three mounting lugs 105 are respectively arranged on the left and right side walls and the rear end side wall of the laser radar 1 to form a triangular connecting structure, so as to improve the stability of the connection between the laser radar 1 and the roof outer trim 2.

In some embodiments, as shown in fig. 6 and 7, the laser radar 1 is connected to an extension plate 106 below the radar window 101, the extension plate 106 is provided with a limiting hole 107, as shown in fig. 8, a limiting post 206 is disposed on the inner side of the roof outer trim panel 2 below the opening 201, as shown in fig. 10 and 12, and the limiting post 206 is inserted into the limiting hole 107. So set up to through the cooperation of spacing post 206 with spacing hole 107, improve lidar 1 and roof exterior trim 2's matching strength more effectively, ensure both connection strength after the assembly, and reduce the risk of roof exterior trim 2 deformation under high temperature environment.

In particular implementations, the number of extension plates 106 and restraint posts 206 may each be one, two, or more. Illustratively, the number of the extension plates 106 and the limiting columns 206 is two, the two extension plates 106 are spaced and symmetrically disposed below the radar window 101, and correspondingly, the two limiting columns 206 are spaced and symmetrically disposed below the opening 201.

In some embodiments, as shown in fig. 14, the lidar assembly further includes a first sealing member 7, the first sealing member 7 is located in the second mounting cavity 200 and is disposed around the outer periphery of the flanging rib 202, and the first sealing member 7 is in interference seal with the front-end periphery of the lidar 1; and/or the laser radar assembly further comprises a second sealing element 8, the second sealing element 8 is installed at one end, facing the inside of the second installation cavity 200, of the flanging rib 202, and the second sealing element 8 is in interference sealing with the groove bottom wall of the limiting groove 102.

In the above embodiment, both the first sealing member 7 and the second sealing member 8 can function as a waterproof and noise-reducing member. In specific implementation, the first sealing element 7 can adopt sealing foam with a relatively thick thickness to ensure the waterproof and noise-reducing effects; the second sealing element 8 may be made of sealing foam with a relatively small thickness, and the second sealing element 8 covers an end of the flanging rib 202 facing the inside of the second mounting cavity 200, so that the second sealing element 8 separates the flanging rib 202 from the groove wall of the limiting groove 102, thereby effectively reducing abnormal sound caused by direct contact and collision between the flanging rib 202 and the limiting groove 102. It should be noted that the roof outer trim 2 is generally made of a plastic material, the housing of the laser radar 1 is generally made of an aluminum material, and the two are in direct contact and collision to cause abnormal sound.

In a specific implementation, the first sealing element 7 may be a sealing element with a rectangular ring shape adapted to the shape of the bead 202, and the first sealing element 7 is sleeved on the periphery of the bead 202. The second sealing member 8 may include four independent sealing rib sections that are sequentially arranged, and the four sealing rib sections are respectively installed at the upper flanging rib section, the left flanging rib section, the lower flanging rib section and the right flanging rib section of the flanging rib 202. Of course, the second seal member 8 may be an integral structure, and the first seal member 8 may be formed as a seal member having a rectangular ring shape that is adapted to the shape of the bead 202.

In some embodiments, in order to ensure the appearance effect of the roof exterior trim 2, the roof exterior trim 2 includes an outer panel 21 and an inner panel 22, the inner panel 22 being located inside the outer panel 21 and connected to the outer panel 21; as shown in fig. 9, the opening 201 and the burring rib 202 in the above embodiment may be formed on the outer panel 21; the first limit projection 203, the second limit projection 204, the limit post 206, the second mounting post 205, and the like in the above-described embodiments may be formed on the inner panel 22.

In some embodiments, both the lidar 1 and the roof fascia 2 may be fixedly attached to the front roof rail 3 by fasteners (e.g., bolts).

As shown in fig. 8, 15 and 18, the roof outer cladding 2 is provided with a third mounting post 207, the roof front cross member 3 is provided with a second mounting through hole 303 corresponding to the third mounting post 207, and the roof outer cladding 2 and the roof front cross member 3 are fixedly connected through a third fastener 12 penetrating through the second mounting through hole 303 and the third mounting post 207, so as to fix the roof outer cladding 2 to the roof front cross member 3.

It should be understood that the third fastening member 12 can be the same fastening member as the first fastening member 9, and the connection structure of the third mounting post 207 and the second mounting through hole 303 can be properly arranged according to the above-mentioned embodiment, and will not be described herein.

In order to facilitate the installation and positioning of the laser radar 1 and the roof outer cladding 2 on the roof front cross rail 3, as shown in fig. 18, the number of the second installation through holes 303 is multiple, at least one of the second installation through holes 303 is a first positioning hole 304, at least one of the second installation through holes is a second positioning hole 305, the first positioning hole 304 is a long hole extending in the front-back direction, the second positioning hole 305 is a long hole extending in the left-right direction, one third fastening member 12 is inserted into the first positioning hole 304 to realize the left-right direction positioning, and the other third fastening member 12 is inserted into the second positioning hole 305 to realize the front-back direction positioning, so that the other third fastening members 12 can be inserted into the corresponding second installation through holes 303 smoothly, and the first fastening members 9 can be inserted into the corresponding first installation through holes 302 smoothly, thereby realizing the assembly of the laser radar 1 and the roof outer cladding 2 on the roof front cross rail 3.

In conclusion, the vehicle roof device provided by the disclosure realizes the arrangement and fixation of the laser radar at a higher position of the vehicle body; mechanical requirements such as rigidity, mode, installation accuracy and the like based on the function requirement of the laser radar are met; the appearance requirement that the laser radar is matched with the car roof outer decoration plate is met; the sealing problem of the laser radar and the roof front cross beam is solved; the heat dissipation requirement of the laser radar under the severe working environment is met, and the function of the laser radar is guaranteed.

It is noted that, in this document, relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrases "comprising a," "8230," "8230," or "comprising" does not exclude the presence of additional like elements in a process, method, article, or apparatus that comprises the element.

The previous description is only for the purpose of describing particular embodiments of the present disclosure, so as to enable those skilled in the art to understand or implement the present disclosure. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the disclosure. Thus, the present disclosure is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (12)

1. The car roof device is characterized by comprising a car roof front cross beam, a laser radar and a car roof outer decoration plate;

the automobile roof outer decoration plate is assembled and covered on the automobile roof front cross beam, the laser radar is installed between the automobile roof front cross beam and the automobile roof outer decoration plate, a radar window is arranged at the front end of the laser radar, and an opening corresponding to the radar window is formed in the automobile roof outer decoration plate.

2. The roof arrangement of claim 1, wherein a receiving cavity is formed between the front roof rail and the outer roof trim panel, a first mounting cavity is formed in a surface of the front roof rail facing the outer roof trim panel, a second mounting cavity is formed in a surface of the outer roof trim panel facing the front roof rail, the first and second mounting cavities together form the receiving cavity, and the lidar is mounted in the receiving cavity.

3. The roof arrangement of claim 2, wherein the first mounting cavity has a mounting surface formed therein with a depth that increases gradually from a front end to a rear end of the front roof rail, and the lidar is disposed on the mounting surface.

4. The roof arrangement as claimed in claim 3, wherein the mounting surface is inclined gradually upward with respect to a horizontal plane in a direction from the front end to the rear end of the front roof rail, and the angle of inclination of the mounting surface with respect to the horizontal plane is 2 ° or more and 4 ° or less.

5. The roof arrangement of claim 1, characterized in that a heat conducting structure is arranged between the surface of the front roof rail facing the lidar and the lidar.

6. The roof device of claim 1, wherein the laser radar is provided with a first mounting post, the front roof rail is provided with a first mounting through hole corresponding to the first mounting post, and the laser radar and the front roof rail are fixedly connected through a first fastener penetrating through the first mounting through hole and the first mounting post;

the end part, facing the front roof beam, of the first mounting column is provided with a mounting groove, a sealing gasket is mounted in the mounting groove, and the sealing gasket and the surface, facing the laser radar, of the front roof beam are in abutting seal.

7. The roof arrangement of claim 6, wherein the lidar has a cutout formed in a side wall of the mounting recess, and a drain gap is formed between a surface of the front roof rail facing the roof outer cladding and the roof outer cladding, the cutout communicating an interior space of the mounting recess with the drain gap.

8. The roof arrangement as claimed in any one of claims 2 to 4, wherein an outer surface of the roof outer panel is formed as an outer surface, the second mounting cavity is provided to protrude in a direction of the outer surface, and the roof outer panel is provided with the opening at a front end of the second mounting cavity.

9. The roof device of claim 8, wherein a flanging rib extending towards the inside of the second mounting cavity is connected to the periphery of the opening, a limiting groove is formed in the front end of the laser radar surrounding the radar window, and the flanging rib is in limiting fit with the limiting groove.

10. The roof device of claim 9, wherein the left side and the right side of the laser radar and the rear part of the laser radar are respectively provided with a limiting part, and the roof outer trim panel is provided with a limiting matching part corresponding to the limiting parts in a one-to-one manner; and/or

The laser radar is provided with a mounting lug, the inner side surface of the outer decorative plate of the car roof is provided with a second mounting column corresponding to the mounting lug, and the mounting lug is fixedly connected with the second mounting column through a second fastening piece; and/or

The laser radar is connected with an extension plate below the radar window, a limiting hole is formed in the extension plate, a limiting column is arranged on the inner side of the roof outer decoration plate below the opening, and the limiting column is inserted into the limiting hole.

11. The roof arrangement of claim 9, further comprising a first seal member positioned within the second mounting recess and circumferentially disposed about the bead, the first seal member being in interference sealing engagement with the leading outer periphery of the lidar; and/or

The second sealing element is arranged at one end, facing the inside of the second mounting cavity, of the flanging rib, and the second sealing element is in abutting sealing with the bottom wall of the limiting groove.

12. The roof apparatus as claimed in any one of claims 1 to 7, wherein a third mounting post is provided on the roof outer trim panel, a second mounting through hole corresponding to the third mounting post is provided on the roof front cross member, and the roof outer trim panel and the roof front cross member are fixedly connected by a third fastener passing through the second mounting through hole and the third mounting post;

the number of the second mounting through holes is multiple, at least one of the second mounting through holes is set to be a first positioning hole, at least one of the second mounting through holes is set to be a second positioning hole, the first positioning hole is a long hole extending in the front-back direction, and the second positioning hole is a long hole extending in the left-right direction.

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