CN217787370U - Radar module and car - Google Patents

Abstract

The embodiment of the utility model provides a relate to radar technical field, disclose a radar module and car. The radar module comprises a mounting seat, a radar, a sensor and a camera. The radar and the sensor are both mounted on the mounting seat, and the sensor is used for acquiring motion information of the mounting seat. Since the radar is mounted on the mounting base, the sensor can indirectly acquire the motion information of the radar by acquiring the motion information of the mounting base. That is, the radar module that this application embodiment provided can solve and can't acquire the technical problem of radar motion state at present.

Description

Radar module and car

Technical Field

The embodiment of the utility model provides a relate to radar technical field, especially relate to a radar module and car.

Background

The radar is a device that transmits an electromagnetic wave to a target and receives an echo thereof, thereby obtaining information on a distance, a distance change rate, an azimuth, an altitude, and the like from the target to an electromagnetic wave transmission point. With the development of science and technology, radar is gradually popularized from the original military field to the civil field. For example, radars are installed on structures such as an unmanned automobile and an unmanned delivery vehicle at present, and the surrounding environment is scanned through the radars to form corresponding point cloud information, so that the surrounding environment information is obtained.

The utility model discloses an inventor is realizing the utility model discloses an in-process discovery: because of the limitation of the radar on the rotation stability, the axis of the radar in the rotation process is changed all the time, the point cloud formed by the radar scanning is inclined, and the current automobile or the radar can not obtain the motion information of the radar in the motion process, so that the inclination condition can not be compensated.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a radar module and car to solve the technical problem that can't acquire the motion information of radar motion process at present.

The utility model discloses a technical scheme be: a radar module is provided. The radar module includes mount pad, radar, sensor and camera. The mounting seat is provided with an accommodating cavity for accommodating the sensor. The radar is mounted on the outer surface of the mounting seat. The sensor is accommodated in the accommodating cavity and fixed with the mounting seat, and the sensor is used for detecting the motion information of the mounting seat. The camera is installed in the mounting seat and used for acquiring the external environmental information of the radar module. Optionally, the mount includes a bottom shell and an end cap. The bottom shell comprises a bottom wall and a side wall. The end cover and the bottom wall are oppositely arranged, the side wall extends from the bottom wall to the end cover, and the end cover and the bottom wall are fixed and jointly enclose to form the accommodating cavity. Optionally, the radar and the sensor are both mounted to the end cap.

Optionally, the end cover is provided with a first through mounting hole, and one end of the radar facing the end cover is provided with a first threaded hole. The radar module further comprises a first threaded fastener, and the threaded fastener penetrates through the first mounting hole and is matched with the first threaded hole so as to fix the radar to the end cover.

Optionally, the end cover is provided with at least two first positioning portions, each of the first positioning portions is distributed around the first mounting hole, the end cover is further provided with at least two second positioning portions, each of the second positioning portions is distributed around the first mounting hole, and a distance from the second positioning portion to the first mounting hole is greater than a distance from the first positioning portion to the first mounting hole. And a third positioning part is arranged on one surface of the radar facing the end cover. The third positioning portions correspond to the first positioning portions one to one, and the third positioning portions and the first positioning portions are matched together to position the radar and the end cover, or the third positioning portions correspond to the second positioning portions one to one, and the third positioning portions and the second positioning portions are matched together to position the radar and the end cover. The first positioning portion and the second positioning portion are positioning holes, and the third positioning portion is a positioning column, or the first positioning portion and the second positioning portion are positioning columns, and the third positioning portion is a positioning hole.

Optionally, at least three second threaded holes are formed in one side, facing the sensor, of the end cover, each second threaded hole is distributed around the first mounting hole, at least three third threaded holes are further formed in one side, facing the sensor, of the end cover, each third threaded hole is distributed around the first mounting hole, and the distance between each third threaded hole and the corresponding first mounting hole is greater than the distance between each second threaded hole and the corresponding first mounting hole. The radar module further includes at least three second threaded fasteners. The second threaded fasteners are matched with the second threaded holes in a one-to-one corresponding mode so as to fix the sensors to the end cover, or the second threaded fasteners are matched with the third threaded holes in a one-to-one corresponding mode so as to fix the sensors to the end cover.

Optionally, a surface of the end cap facing the sensor protrudes to form at least three protruding columns, and the at least three protruding columns are distributed around the first mounting hole. The radar module further comprises at least three second threaded fasteners, the second threaded fasteners correspond to the protruding columns in a one-to-one mode and are in threaded connection, so that the sensor is fixed on the end cover, and the sensor is provided with second mounting holes for the second threaded fasteners and the protruding columns to extend into.

Optionally, the radar includes a connecting rod, the connecting rod is fixed to an end of the mounting base away from the radar and extends away from the radar.

Optionally, the diapire is equipped with the boss, the boss is equipped with and link up the screw of diapire, the connecting rod pass through screw threaded connection in the mount pad.

Optionally, the radar comprises a lidar and the sensor comprises an inertial sensor.

The utility model discloses a another technical scheme be:

an automobile comprising the radar module.

The beneficial effects of the embodiment of the application are as follows:

the radar module that this application embodiment provided includes mount pad, radar, sensor and camera. The radar and the sensor are both mounted on the mounting seat, and the sensor is used for acquiring motion information of the mounting seat.

Since the radar is mounted on the mounting base, the sensor can indirectly acquire the motion information of the radar by acquiring the motion information of the mounting base. That is, the radar module that this application embodiment provided can solve and can't acquire the technical problem of radar motion state at present.

Drawings

To more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following will briefly describe the embodiments. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.

Fig. 1 is a perspective view of a radar module according to an embodiment of the present invention.

Fig. 2 is an exploded view of the radar module of fig. 1.

Fig. 3 is a sectional view of a bottom case of the radar module shown in fig. 2.

Fig. 4 is a schematic view of an end cap in the radar module of fig. 2.

In the figure:

1. a radar module;

100. a mounting seat; 101. an accommodating cavity; 110. a bottom case; 111. a bottom wall; 112. a side wall; 113. a boss; 120. an end cap; 121. a first mounting hole; 122. a first positioning portion; 123. a second positioning portion; 124. a second threaded hole; 125. a third threaded hole;

200. a radar;

300. a sensor;

400. a camera;

500. a connecting rod.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described in more detail with reference to the accompanying drawings and specific embodiments. It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may be present. The terms "vertical," "horizontal," "left," "right," "inner," "outer," and the like as used herein are for purposes of description only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.

Referring to fig. 1 and fig. 2, a perspective view and an exploded view of a radar module 1 are respectively shown, in which the radar module 1 includes a mounting base 100, a radar 200, a sensor 300 and a camera 400. The mounting base 100 is a mounting support structure of the above-described other structures, and is provided with a receiving cavity 101. The radar 200 is mounted to an outer surface of the mount 100. The sensor 300 is accommodated in the accommodating chamber 101, fixed to the mounting base 100, and detects movement information of the mounting base 100. The camera 400 is also mounted to the mount 100, and is used to acquire environmental information outside the radar module 1.

Referring to fig. 2, and fig. 1, the mounting base 100 is provided with a receiving cavity 101 for receiving a mounting sensor 300. In this embodiment, the mounting base 100 includes a bottom shell 110 and an end cap 120. The bottom housing 110 is a box-shaped structure without a cover, and includes a bottom wall 111 and a side wall 112. Specifically, referring to fig. 3, which shows a sectional view of the bottom housing 110 in one direction, the bottom wall 111 is a flat plate-shaped structure, and the side wall 112 extends from the edge of the bottom wall 111 toward the end cap 120. The end cap 120 is also a flat plate-shaped structure, and is disposed opposite to the bottom wall 111 and covers an end of the side wall 112 away from the bottom wall 111, so that the bottom shell 110 and the end cap 120 jointly enclose the receiving cavity 101. Optionally, the bottom shell 110 and the end cap 120 are fixed in a detachable manner, for example, by a threaded connection; it can be understood that, in other embodiments of the present invention, the bottom shell 110 and the end cap 120 may also be fixed by other detachable connection modes such as a clamping joint, or fixed by non-detachable modes such as welding and bonding, and the present invention is not limited thereto.

Referring to the radar 200, please refer to fig. 1 and 2, the radar is an electronic device for detecting a target by using electromagnetic waves. The radar emits electromagnetic waves to irradiate the target and receives the echo of the target, so that information such as the distance from the target to an electromagnetic wave emission point, the distance change rate, the azimuth and the height is obtained. In this embodiment, the radar 200 is mounted to the end cap 120. Specifically, please refer to fig. 4, which shows a schematic diagram of the end cap 120, wherein a through first mounting hole 121 is formed on the end cap 120, and a first threaded hole (not shown in the figure) is formed at an end of the radar 200 facing the end cap 120; the radar module 1 further includes a first threaded fastener (not shown) passing through the first mounting hole 121 and threadedly engaging the first threaded hole to fix the radar 200 to the outer surface of the end cap 120. In this embodiment, the radar 200 includes a laser radar; of course, in other embodiments of the present invention, the radar 200 may also include other types of radars. Optionally, the first threaded fastener comprises a bolt; it will be appreciated that in other embodiments of the present invention, the first threaded fastener may also be a screw, or other structure with both a head and a shank.

Further, referring to fig. 2 and fig. 4, in order to make the radar 200 not rotate circumferentially relative to the end cap 120 during the process of locking the end cap 120, and to make the mounting base 100 compatible with radars 200 of different specifications, the end cap 120 and the radar 200 are provided with adaptive positioning structures. Specifically, at least two first positioning portions 122 are disposed on a side of the end cap 120 facing the radar 200, and the first positioning portions 122 are distributed around the first mounting hole 121. Optionally, the first positioning portions 122 are distributed in a circumferential array with the first mounting hole 121 as a center; of course, in other embodiments of the present invention, the distribution of the first positioning portions 122 may also be adaptively changed based on the above. Further alternatively, the number of the first positioning portions 122 is two, and the two first positioning portions 122 are symmetric with respect to the first mounting hole 121. The end cap 120 is further provided with at least two second positioning portions 123, each second positioning portion 123 is distributed around the first mounting hole 121, and a distance from the second positioning portion 123 to the first mounting hole 121 is greater than a distance from the first positioning portion 122 to the first mounting hole 121. Optionally, the second positioning portions 123 are distributed in a circumferential array with the first mounting hole 121 as a center; of course, in other embodiments of the present invention, the distribution of the second positioning portions 123 may be adaptively changed based on the above. Further alternatively, the number of the second positioning portions 123 is two, the two second positioning portions 123 are symmetric with respect to the first mounting hole 121, and each second positioning portion 123 and each first positioning portion 122 are distributed in a staggered manner along the circumferential direction of the first mounting hole 121. Correspondingly, one surface of the radar 200 facing the end cover 120 is provided with at least two third positioning portions (not shown in the figure); each third positioning portion is configured to be in one-to-one corresponding fit with each first positioning portion 122 so as to position the radar 200 and the end cover 120, or each third positioning portion is configured to be in one-to-one corresponding fit with each second positioning portion 123 so as to position the radar 200 and the end cover 120.

In this embodiment, the first positioning portion 122 and the second positioning portion 123 are positioning holes, and the third positioning portion is a positioning column; each third positioning portion is adapted to the first positioning portion 122, and is inserted and matched, so that the radar 200 and the end cover 120 are positioned, and inconvenience in installation caused by rotation of the radar 200 in the process of locking and fixing the radar to the end cover 120 is avoided. It is understood that, in other embodiments of the present invention, when the specifications of the radar 200 are different, the third positioning portion thereon may be inserted and matched with the second positioning portion 123, and positioning is also achieved. It should be understood that, in other embodiments of the present invention, the first positioning portion 122 and the second positioning portion 123 may also be positioning columns, and accordingly, the third positioning portion is a positioning hole.

Referring to fig. 2, in conjunction with fig. 1 and 4, the sensor 300 is accommodated in the mounting base 100. The sensor 300 is mounted on the end cap 120, and is used for detecting the motion information of the mounting base 100, thereby indirectly acquiring the motion information of the radar 200. In this embodiment, at least three second threaded holes 124 are formed in a side of the end cap 120 facing the sensor 300, and each second threaded hole 124 is distributed around the first mounting hole 121. Optionally, the second threaded holes 124 are distributed in a circumferential array with the first mounting hole 121 as the center; of course, in other embodiments of the present invention, the distribution of the second threaded holes 124 may also be adaptively changed based on the above. Further optionally, the number of the second threaded holes 124 is four, and two adjacent second threaded holes 124 are spaced by an included angle of 90 degrees. The side of the end cap 120 facing the sensor 300 is further provided with at least three third threaded holes 125, and each third threaded hole 125 is distributed around the first mounting hole 121; and the distance between the third threaded hole 125 and the first mounting hole 121 is greater than the distance between the second threaded hole 124 and the first mounting hole 121. Optionally, the third threaded holes 125 are distributed in a circumferential array around the first mounting hole 121; of course, in other embodiments of the present invention, the distribution of the third threaded holes 125 can be adapted based on the above. Further optionally, the number of the third threaded holes 125 is four, and two adjacent third threaded holes 125 are spaced by an included angle of 90 degrees. The radar module 1 further includes at least three second threaded fasteners (not shown), each of which is correspondingly engaged with the second threaded holes 124 to fix the sensor 300 to the end cap 120; alternatively, the second threaded fasteners are mated with the third threaded holes 125 in a one-to-one correspondence to secure the sensor 300 to the end cap 120. Accordingly, the sensor 300 is provided with a second mounting hole (not shown) for a second threaded fastener to pass through. Thus, the radar module 1 is compatible with sensors 300 with different dimensions. Optionally, the sensor 300 comprises an inertial sensor; of course, in other embodiments of the present invention, the sensor 300 may also include other types of sensors, depending on the actual detection needs. In actual use, the radar 200 and the sensor 300 are typically electrically connected to a controller (not shown); when a user holds the radar module 1 or mounts the radar module 1 on a vehicle body, the radar 200 rotates and emits electromagnetic waves to obtain point cloud information of surrounding objects (such as houses, roadblocks or other obstacles), and the sensor 300 obtains motion information of the radar 200 during rotation, such as acceleration, angular velocity, inclination, impact, vibration, and the like. Then, the controller may compensate and calculate real information of the surrounding target acquired by the radar 200 by using the point cloud information acquired by the radar 200 and the motion information of the radar 200 acquired by the sensor 300.

Even though the second threaded fastener is threaded to the end cap 120 through the second mounting hole of the sensor 300 in the present embodiment, thereby fixing the sensor 300 to the end cap 120, the present invention is not limited thereto. For example, in other embodiments of the present invention, a surface of the end cap 120 facing the sensor 300 is protruded to form at least three protruding pillars (not shown), and the at least three protruding pillars are distributed around the first mounting hole 121; the radar module 1 further includes at least three second threaded fasteners, which are in one-to-one correspondence with the protruding columns and are in threaded connection, so as to fix the sensor 300 to the end cap 120. Correspondingly, the sensor 300 is provided with a second mounting hole for the second threaded fastener and the boss to extend into.

Referring to fig. 1 and 2, a portion of the camera 400 is accommodated in the mounting seat 100 and fixed on a sidewall of the bottom casing 110, and another portion of the camera extends out of the mounting seat 100 and is exposed to the outside to obtain external environmental information, such as images of houses, bridges, roadblocks, and the like.

Further, in order to make the radar module 1 convenient for a user to hold or install on the body of the automobile when in use, the radar module further comprises a connecting rod 500. Specifically, referring to fig. 1, the connecting rod 500 is a rod-shaped structure, and is mounted on an end of the mounting base 100 facing away from the radar 200 and extends away from the radar 200. In this embodiment, the bottom wall 111 is provided with a threaded hole through which the connection rod 500 is threadedly connected to the bottom wall 111. Preferably, in order to enhance the connection strength between the connecting rod 500 and the bottom wall 111, a boss 113 is disposed on the side of the bottom wall 111 facing the accommodating cavity 101, corresponding to the threaded hole, and the threaded hole extends from a surface of the bottom wall 111 departing from the boss 113 to the boss 113. In this way, the connection length of the connecting rod 500 and the bottom wall 111 is extended, so that the connection effect of the connecting rod 500 and the bottom wall 111 can be enhanced. It is understood that in other embodiments of the present invention, the boss 113 may also be disposed on the outer surface of the bottom wall 111. In the process of constructing the drawing by using the radar module 1, a worker can hold the connecting rod 500 by hand or install the connecting rod 500 on the body of the automobile; and then the staff or the automobile advances to acquire the information in the peripheral area, and the mapping process is completed. When the radar module 1 is needed to avoid obstacles, the connecting rod 500 can be installed on the body of the automobile through the connecting rod, and the radar module 1 can guide the automobile to avoid the obstacles through the radar to acquire information of surrounding obstacles.

The radar module 1 provided by the embodiment of the application comprises a mounting seat 100, a radar 200, a sensor 300 and a camera 400. The radar 200 and the sensor 300 are both mounted on the mounting base 100, and the sensor 300 is used for acquiring motion information of the mounting base 100.

Since the radar 200 is mounted to the mount 100, the sensor 300 may indirectly acquire the motion information of the radar 200 by acquiring the motion information of the mount 100. That is, the embodiment of the utility model provides a drawback that can't acquire radar motion state information at present can be solved to radar module 1.

Based on the same inventive concept, the utility model also provides an automobile, this automobile includes automobile body and the radar module 1 in any above-mentioned embodiment, and this radar module is installed in above-mentioned automobile body.

The automobile can also solve the defect that the motion state information of the radar cannot be obtained at present because the automobile comprises the radar module 1 in the embodiment.

It should be noted that the preferred embodiments of the present invention are described in the specification and the drawings, but the present invention can be realized in many different forms, and is not limited to the embodiments described in the specification, and these embodiments are not provided as additional limitations to the present invention, and are provided for the purpose of making the understanding of the disclosure of the present invention more thorough and complete. Moreover, the above technical features are combined with each other to form various embodiments which are not listed above, and all the embodiments are regarded as the scope of the present invention; further, modifications and variations will occur to those skilled in the art in light of the foregoing description, and it is intended to cover all such modifications and variations as fall within the true spirit and scope of the invention as defined by the appended claims.

Claims (10)

1. A radar module, comprising:

the mounting seat is provided with an accommodating cavity;

the radar is arranged on the outer surface of the mounting seat;

the sensor is accommodated in the accommodating cavity and fixed with the mounting seat, and the sensor is used for detecting the motion information of the mounting seat; and

and the camera is arranged on the mounting seat and used for acquiring the external environment information of the radar module.

2. The radar module of claim 1, wherein the mount includes:

a bottom shell including a bottom wall and a side wall; and

the end cover is arranged opposite to the bottom wall, the side wall extends from the bottom wall to the end cover, and the end cover and the bottom shell are fixed and jointly enclose to form the accommodating cavity.

3. The radar module of claim 2, further comprising a connecting rod secured to an end of the mount facing away from the radar and extending away from the radar.

4. The radar module of claim 3, wherein the bottom wall is provided with a threaded hole, and a boss is provided on the bottom wall corresponding to the threaded hole, and the threaded hole extends into the boss;

the connecting rod is in threaded connection with the mounting seat through the threaded hole.

5. The radar module as recited in claim 2, wherein said end cap is provided with a first mounting hole therethrough, and an end of said radar facing said end cap is provided with a first threaded hole;

the radar module further comprises a first threaded fastener, and the first threaded fastener penetrates through the first mounting hole and is matched with the first threaded hole so as to fix the radar to the end cover.

6. The radar module as recited in claim 5, wherein said end cap is provided with at least two first positioning portions, each of said first positioning portions being disposed around said first mounting hole, and at least two second positioning portions, each of said second positioning portions being disposed around said first mounting hole, and a distance from said second positioning portion to said first mounting hole being greater than a distance from said first positioning portion to said first mounting hole;

one surface of the radar facing the end cover is provided with a third positioning part;

the third positioning parts correspond to the first positioning parts one by one and are matched with the first positioning parts together to position the radar and the end cover, or the third positioning parts correspond to the second positioning parts one by one and are matched with the second positioning parts together to position the radar and the end cover;

the first positioning portion and the second positioning portion are positioning holes, and the third positioning portion is a positioning column, or the first positioning portion and the second positioning portion are positioning columns, and the third positioning portion is a positioning hole.

7. The radar module as recited in claim 5, wherein a side of said end cap facing said sensor is provided with at least three second threaded holes, each of said second threaded holes being disposed around said first mounting hole, and wherein a side of said end cap facing said sensor is further provided with at least three third threaded holes, each of said third threaded holes being disposed around said first mounting hole, and wherein a distance between said third threaded holes and said first mounting hole is greater than a distance between said second threaded holes and said first mounting hole;

the radar module further comprises at least three second threaded fasteners;

the second threaded fasteners are matched with the second threaded holes in a one-to-one corresponding mode so as to fix the sensors to the end cover, or the second threaded fasteners are matched with the third threaded holes in a one-to-one corresponding mode so as to fix the sensors to the end cover.

8. The radar module of claim 5, wherein a side of the end cap facing the sensor is protruded to form at least three convex pillars, and the at least three convex pillars are distributed around the first mounting hole;

the radar module further comprises at least three second threaded fasteners, the second threaded fasteners correspond to the protruding columns in a one-to-one mode and are in threaded connection, so that the sensor is fixed on the end cover, and the sensor is provided with second mounting holes for the second threaded fasteners and the protruding columns to extend into.

9. The radar module of any one of claims 1 to 8 wherein the radar comprises a lidar and the sensor comprises an inertial sensor.

10. A motor vehicle, characterized in that it comprises a radar module according to any one of claims 1 to 9.

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