CN221507134U - Radar data acquisition device - Google Patents
Radar data acquisition device Download PDFInfo
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- CN221507134U CN221507134U CN202322688786.8U CN202322688786U CN221507134U CN 221507134 U CN221507134 U CN 221507134U CN 202322688786 U CN202322688786 U CN 202322688786U CN 221507134 U CN221507134 U CN 221507134U
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- 238000009434 installation Methods 0.000 claims abstract description 6
- 125000006850 spacer group Chemical group 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 5
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 238000000691 measurement method Methods 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 208000034423 Delivery Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000013585 weight reducing agent Substances 0.000 description 1
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Abstract
The utility model discloses a radar data acquisition device, which comprises: a mounting assembly for mounting a radar; the guide rail is arranged corresponding to the installation component; a sliding assembly slidably mounted to the rail such that a distance between the sliding assembly and the radar is adjustable; and the target is arranged on the sliding assembly and faces the mounting assembly. When the sliding component moves along the guide rail, the distance between the sliding component and the radar changes, and meanwhile, the distance between the radar and the target also changes. Therefore, the position of the sliding component is changed for a plurality of times, and targets at different positions can be calibrated. The radar data acquisition device provided by the utility model has the advantages of convenience in adjusting the target distance and no need of arranging a plurality of targets.
Description
Technical Field
The embodiment of the utility model relates to the technical field of radar data acquisition, in particular to a radar data acquisition device.
Background
The laser radar is an active distance detection device of photoelectric detection technology means, and the conventional distance measurement method comprises a triangular distance measurement method and a TOF (time of flight) distance measurement method. The laser radar mainly comprises a transmitting system, a receiving system, a control system and the like. Each laser radar needs to be subjected to distance calibration before normal delivery, and for TOF calibration, because the range blind area is smaller and the range is larger, targets with different distances need to be placed, so that the measurement process is more complex.
Disclosure of utility model
The embodiment of the utility model provides a radar data acquisition device, which aims to solve the problem of complex radar data acquisition operation in the prior art.
In order to solve the technical problems, the utility model adopts a technical scheme that: provided is a radar data acquisition device including:
A mounting assembly for mounting a radar;
The guide rail is arranged corresponding to the installation component;
A sliding assembly slidably mounted to the rail such that a distance between the sliding assembly and the radar is adjustable;
And the target is arranged on the sliding assembly and faces the mounting assembly.
Optionally, the mounting assembly includes a main body member and at least two bearing members, each bearing member is connected with the main body member, each bearing member is disposed at intervals along a height direction, and the radar is selectively mounted on the bearing member.
Optionally, the bearing piece comprises a supporting part and a bracket, one end of the supporting part is connected with the main body piece, and the other end of the supporting part extends towards the target; the support is arranged on the supporting part, and the support is matched with the radar so as to fix the radar.
Optionally, the support includes base and two at least reference columns, the reference column connect in the base, each the reference column interval sets up, the reference column is used for wearing to establish the radar.
Optionally, the base is provided with a limiting hole, and the limiting hole is used for fixing the base.
Optionally, the base is further provided with a weight-reducing groove.
Optionally, the support further includes a spacer, the spacer is sleeved on the positioning column, and the spacer is used for supporting the radar so that the radar is inclined relative to the target.
Optionally, the target at least includes first target body and second target body, first target body with the second target body all has the width of predetermineeing, first target body with the second target body is arranged in proper order along the direction of height, first target body with the material of second target body is different.
Optionally, when the radar is tilted relative to the target, the radar corresponds to the first target body or the second target body to acquire data of the first target body or the second target body.
Optionally, the sliding assembly includes a sliding platform and a driving member, and the driving member is in driving connection with the sliding platform, so as to drive the sliding platform to slide along the guide rail.
The embodiment of the utility model has the beneficial effects that: unlike the prior art, the radar data acquisition device comprises a mounting assembly, a guide rail, a sliding assembly and a target, wherein the mounting assembly is used for mounting the radar so as to fix the radar. The guide rail is arranged corresponding to the installation component. The sliding component is slidably mounted on the guide rail, and when the sliding component moves along the guide rail, the distance between the sliding component and the radar changes. The target is arranged on the sliding component, when the sliding component moves along the guide rail, the distance between the sliding component and the radar changes, and meanwhile, the distance between the radar and the target also changes. Therefore, the position of the sliding component is changed for a plurality of times, and targets at different positions can be calibrated. The radar data acquisition device provided by the utility model has the advantages of convenience in adjusting the target distance and no need of arranging a plurality of targets.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. Like elements or parts are generally identified by like reference numerals throughout the several views. In the drawings, the various elements or components are not necessarily drawn to scale.
FIG. 1 is a schematic diagram of a radar data acquisition device according to an embodiment of the present utility model;
FIG. 2 is a schematic view of a bracket according to an embodiment of the present utility model;
fig. 3 is a schematic partial structure of a radar data acquisition device according to an embodiment of the present utility model.
Reference numerals illustrate:
100. A radar data acquisition device; 1. a mounting assembly; 11. a body member; 12. a carrier; 121. a support part; 122. a bracket; 1221. a base; 12211. a limiting hole; 12212. a weight reduction groove; 1222. positioning columns; 2. a guide rail; 3. a sliding assembly; 31. a sliding table; 4. a target; 41. a first target body; 42. a second target body; 43. and a third target body.
Detailed Description
In order that the utility model may be readily understood, a more particular description thereof will be rendered by reference to specific embodiments that are illustrated in the appended drawings. It will be understood that when an element is referred to as being "fixed" to another element, it can be directly on the other element or one or more intervening elements may be present therebetween. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or one or more intervening elements may be present therebetween. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes 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 utility model belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used in this specification includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1, the present utility model provides a radar data acquisition device 100, where the radar data acquisition device 100 is used for calibrating a radar. The radar data acquisition device 100 includes a mounting assembly 1, a guide rail 2, a sliding assembly 3, and a target 4, wherein the mounting assembly 1 is used to mount a radar (not shown) to secure the radar.
The guide rail 2 is rectangular, and the guide rail 2 corresponds installation component 1 setting. The sliding assembly 3 is slidably mounted to the guide rail 2, and the distance between the sliding assembly 3 and the radar changes when the sliding assembly 3 moves along the guide rail 2.
The purpose of the target 4 is to provide a distinct, readily identifiable common point, the target 4 being for radar identification. The target 4 is set towards the mounting assembly 1 such that radar can scan to the target 4 and thereby collect data from the target 4. The target 4 is arranged on the sliding component 3, when the sliding component 3 moves along the guide rail 2, the distance between the sliding component 3 and the radar changes, and meanwhile, the distance between the radar and the target 4 also changes. Thus, the position of the slide assembly 3 is changed a plurality of times, and the targets 4 at different positions can be calibrated. The radar data acquisition device 100 provided by the application has the advantages of being convenient for adjusting the distance of the targets 4 and not needing to arrange a plurality of targets 4.
For convenience of description, the Y-axis direction in the drawings of the specification is the width direction, and the Z-axis direction is the height direction.
Referring to fig. 1, in some embodiments, the mounting assembly 1 includes a body member 11 and at least two load bearing members 12, the body member 11 being disposed upright, the body member 11 being configured to provide a mounting basis for the load bearing members 12. Each carrier 12 is used for mounting a radar, each carrier 12 is connected with the main body 11, and each carrier 12 is arranged at intervals in the height direction (Z axis), so that the radar is mounted on different carriers 12, and the radar has different mounting heights. For example, when it is desired to calibrate the target 4 at a certain elevation, a suitable carrier 12 may be selected to mount the radar so that the radar and target 4 are at the same elevation. In some tests, the radar collects data of the target 4 being faced.
Referring to fig. 1 and 2, in some embodiments, the carrier 12 includes a supporting portion 121 and a bracket 122, where the supporting portion 121 is substantially plate-shaped, the supporting portion 121 is horizontally disposed, one end of the supporting portion 121 is connected to the main body 11, and the other end of the supporting portion 121 extends toward the target 4. The bracket 122 is substantially block-shaped, and the bracket 122 is provided on the support portion 121. The bracket 122 is adapted to the radar to secure the radar.
The support 122 is connected to the support 121, and the support 122 and the support 121 may be fixedly connected or detachably connected.
Referring to fig. 2, in some embodiments, the stand 122 includes a base 1221 and at least two positioning posts 1222. The base 1221 is a main body portion of the stand 122, and the base 1221 is substantially block-shaped. The positioning column 1222 is substantially cylindrical, the positioning column 1222 is provided along the thickness direction of the base 1221, and the positioning column 1222 is connected to the base 1221. Each positioning column 1222 is arranged at intervals, and the positioning columns 1222 are used for penetrating the radar so as to prevent the radar from shaking and influencing the calibration precision.
In some embodiments, the support 122 further includes a spacer (not shown), which is substantially annular, and the spacer is sleeved on the positioning column 1222 to tilt the radar relative to the target 4, so that when the radar is not at the same height as the target 4, the radar is not opposite to the target 4, but the optical signal emitted by the radar still reaches the target 4, so as to collect the data of the target 4. The angle of inclination of the radar with respect to the target 4 may be controlled by the number of shims, for example, by providing a plurality of shims when a large angle of inclination is required for the radar. When a small tilt angle is required for the radar, this can be achieved by providing a small number of shims.
Referring to fig. 2, in some embodiments, the base 1221 is provided with a limiting hole 12211, the limiting hole 12211 is a through hole, and the limiting hole 12211 is used to fix the base 1221. Specifically, the supporting portion 121 is provided with a protrusion, and the base 1221 is sleeved on the protrusion during installation, so that the base 1221 can be installed on the supporting portion 121.
Referring to fig. 2, in some embodiments, the base 1221 is further provided with a weight-reducing groove 12212, and the limiting hole 12211 is disposed outside the weight-reducing groove 12212. Providing the weight-reducing channel 12212 reduces the weight of the base 1221, while also facilitating wiring of the radar.
Referring to fig. 1, in some embodiments, the target 4 includes at least a first target body 41 and a second target body 42. The first target 41 is substantially sheet-shaped, and the first target 41 has a predetermined width so that the radar can scan the first target 41. The second target 42 is substantially sheet-shaped, and the second target 42 is located on one side of the first target 41 in the height direction. The second target 42 has a preset width so that the radar can scan the second target 42. The second target 42 and the first target 41 are made of different materials, so that the requirement that the radar needs to calibrate targets 4 made of different materials can be met.
In some tests, when the radar is tilted relative to the target 4, the radar is not facing the target 4, but the light signal from the radar can still reach the first target 41 or the second target 42 to collect data from the first target 41 or the second target 42.
In this embodiment, the target 4 includes a first target 41, a second target 42, and a third target 43, and the materials of the first target 41, the second target 42, and the third target 43 are different in each target along the height direction.
Referring to fig. 3, in some embodiments, the sliding assembly 3 includes a sliding platform and a driving member (not shown) drivingly connected to the sliding platform to drive the sliding platform to slide along the guide rail 2, and the target 4 is mounted on the sliding platform. In a specific embodiment, the driving member comprises a servo motor, a servo motor driver and a screw, wherein the screw is arranged in parallel with the guide rail 2, and the servo motor drives the screw to rotate. The sliding platform comprises a nut (not shown) and a sliding table 31, wherein the nut is sleeved on the screw, the sliding table 31 is installed on the nut, and the target 4 is installed on the sliding table 31. When the screw rotates, the nut drives the sliding table 31 to horizontally move, and then drives the target 4 to move along the length direction of the guide rail 2.
Referring to fig. 1, in some embodiments, a guide rail 2 is disposed perpendicular to a mounting assembly 1 so that a radar can identify a target 4. Specifically, the main body member 11 of the mounting assembly 1 is perpendicular to the guide rail 2, and the support portion 121 of the mounting member is disposed along the length direction of the guide rail 2.
In summary, the radar data acquisition device 100 includes the mounting assembly 1, the guide rail 2, the sliding assembly 3 and the target 4, and the mounting assembly 1 is used for mounting the radar to fix the radar. The guide rail 2 is arranged corresponding to the mounting assembly 1. The sliding assembly 3 is slidably mounted to the guide rail 2, and the distance between the sliding assembly 3 and the radar changes when the sliding assembly 3 moves along the guide rail 2. The target 4 is arranged on the sliding component 3, when the sliding component 3 moves along the guide rail 2, the distance between the sliding component 3 and the radar changes, and meanwhile, the distance between the radar and the target 4 also changes. Thus, the position of the slide assembly 3 is changed a plurality of times, and the targets 4 at different positions can be calibrated. The radar data acquisition device 100 provided by the application has the advantages of being convenient for adjusting the distance of the targets 4 and not needing to arrange a plurality of targets 4.
It should be noted that while the present utility model has been illustrated in the drawings and described in connection with the preferred embodiments thereof, it is to be understood that the utility model may be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, but are to be construed as providing a full breadth of the disclosure. The above-described features are further combined with each other to form various embodiments not listed above, and are considered to be the scope of the present utility model described in the specification; further, modifications and variations of the present utility model may be apparent to those skilled in the art in light of the foregoing teachings, and all such modifications and variations are intended to be included within the scope of this utility model as defined in the appended claims.
Claims (10)
1. A radar data acquisition device, comprising:
A mounting assembly for mounting a radar;
The guide rail is arranged corresponding to the installation component;
A sliding assembly slidably mounted to the rail such that a distance between the sliding assembly and the radar is adjustable;
And the target is arranged on the sliding assembly and faces the mounting assembly.
2. The radar data acquisition device of claim 1, wherein the mounting assembly includes a body member and at least two carrier members, each of the carrier members being coupled to the body member, each of the carrier members being spaced apart in a height direction, the radar being selectively mounted to the carrier members.
3. The radar data acquisition device of claim 2, wherein the carrier includes a support portion and a bracket, one end of the support portion being connected to the body member, the other end of the support portion extending toward the target; the support is arranged on the supporting part, and the support is matched with the radar so as to fix the radar.
4. The radar data acquisition device of claim 3, wherein the bracket comprises a base and at least two positioning posts, the positioning posts are connected to the base, the positioning posts are arranged at intervals, and the positioning posts are used for penetrating the radar.
5. The radar data acquisition device of claim 4, wherein the base is provided with a limiting aperture for securing the base.
6. The radar data acquisition device of claim 4, wherein the base is further provided with a weight-reducing slot.
7. The radar data acquisition device of claim 4, wherein the bracket further comprises a spacer, the spacer is sleeved on the positioning post, and the spacer is used for supporting the radar so as to incline the radar relative to the target.
8. The radar data acquisition device of claim 1, wherein the target comprises at least a first target body and a second target body, the first target body and the second target body each have a preset width, the first target body and the second target body are sequentially arranged along a height direction, and materials of the first target body and the second target body are different.
9. The radar data acquisition device of claim 8, wherein when the radar is tilted relative to the target, the light signal from the radar can reach the first target or the second target to acquire data from the first target or the second target.
10. The radar data acquisition device according to any one of claims 1-9, wherein the sliding assembly comprises a sliding platform and a driving member drivingly connected to the sliding platform for driving the sliding platform to slide along the guide rail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322688786.8U CN221507134U (en) | 2023-09-28 | 2023-09-28 | Radar data acquisition device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322688786.8U CN221507134U (en) | 2023-09-28 | 2023-09-28 | Radar data acquisition device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221507134U true CN221507134U (en) | 2024-08-09 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322688786.8U Active CN221507134U (en) | 2023-09-28 | 2023-09-28 | Radar data acquisition device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221507134U (en) |
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2023
- 2023-09-28 CN CN202322688786.8U patent/CN221507134U/en active Active
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