CN212321828U - Auxiliary calibration device for vehicle-mounted radar - Google Patents
Auxiliary calibration device for vehicle-mounted radar Download PDFInfo
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- CN212321828U CN212321828U CN202020864805.1U CN202020864805U CN212321828U CN 212321828 U CN212321828 U CN 212321828U CN 202020864805 U CN202020864805 U CN 202020864805U CN 212321828 U CN212321828 U CN 212321828U
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Abstract
The utility model relates to a technical field is markd to on-vehicle radar, discloses an auxiliary calibration device of on-vehicle radar, and it is including demarcation subassembly and first transmitter, on first transmitter is fixed in the license plate frame of vehicle, the demarcation subassembly includes: the bottom of the base is provided with universal wheels; a support column vertically disposed on the base; the horizontal bracket is vertically and slidably arranged on the supporting column; the corner reflector bracket is horizontally and slidably arranged on the horizontal bracket; a corner reflector disposed on the corner reflector holder; a second emitter disposed on the corner reflector support. The auxiliary calibration device can calibrate the vehicle-mounted radar without moving a vehicle or centering a platform, and is not limited in use place and convenient to use; moreover, the auxiliary calibration device is simple in structure, simple in use mode and high in calibration efficiency.
Description
Technical Field
The utility model relates to a technical field is markd to the on-vehicle radar, especially relates to an auxiliary calibration device of on-vehicle radar.
Background
At present, calibration of a commercial vehicle-mounted radar mainly depends on calibration equipment on a production line or road test calibration, the calibration equipment of an automobile production line needs to depend on the result of positioning a whole vehicle centering platform or non-contact four wheels, and road test calibration needs a road tester to drive vehicles and a large amount of fuel for a long time. Moreover, some radars do not support road test calibration, only static calibration can be used, and the calibration equipment is high in site and cost.
Therefore, a vehicle-mounted radar auxiliary calibration device is needed to solve the above technical problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a vehicle radar auxiliary calibration device, which can calibrate the vehicle radar without moving a vehicle and a centering table, and the use place of the auxiliary calibration device is not limited, and the use is more convenient; and the structure is simple, the use mode is simple, and the calibration efficiency is high.
To achieve the purpose, the utility model adopts the following technical proposal:
the vehicle-mounted radar auxiliary calibration device comprises a calibration component and a first transmitter, wherein the first transmitter is fixed on a license plate frame of a vehicle, and the calibration component comprises:
the bottom of the base is provided with universal wheels;
a support column vertically disposed on the base;
the horizontal bracket is vertically and slidably arranged on the supporting column;
the corner reflector bracket is horizontally and slidably arranged on the horizontal bracket;
a corner reflector disposed on the corner reflector holder;
a second emitter disposed on the corner reflector support.
As an optimal technical scheme of the vehicle-mounted radar auxiliary calibration device, a ruler is arranged on the horizontal support.
As an optimal technical scheme of the vehicle-mounted radar auxiliary calibration device, a bubble level gauge is arranged on the corner reflector.
As an optimal technical scheme of the vehicle-mounted radar auxiliary calibration device, a spiral fixing seat is arranged at the bottom of the base beside the universal wheels and used for locking the base.
As a preferred technical scheme of the vehicle-mounted radar auxiliary calibration device, the length of the scale is larger than or equal to 225mm, and the length of the horizontal support is larger than or equal to the length of the scale.
As an optimal technical scheme of the vehicle-mounted radar auxiliary calibration device, the support column, the horizontal support and the corner reflector support are all made of aluminum materials.
As a preferred technical scheme of the vehicle-mounted radar auxiliary calibration device, a first locking component is arranged on the horizontal support and used for locking the horizontal support on the supporting column.
As a preferred technical scheme of the vehicle-mounted radar auxiliary calibration device, a second locking assembly is arranged on the corner reflector bracket and used for locking the corner reflector bracket on the horizontal bracket.
As an optimal technical scheme of the vehicle-mounted radar auxiliary calibration device, the base comprises two first horizontal rods and a second horizontal rod, the two first horizontal rods are arranged in parallel at intervals, the second horizontal rod is perpendicular to the first horizontal rods, and two ends of the second horizontal rod are fixed in the middle of the first horizontal rods.
As an optimal technical scheme of the vehicle-mounted radar auxiliary calibration device, the universal wheels are arranged at the bottoms of the two ends of the first horizontal rod.
The utility model has the advantages that:
placing the calibration component in front of the vehicle, adjusting the height of the corner reflector bracket to enable the height of the corner reflector to be matched with the height of the radar of the vehicle, and adjusting the distance between the corner reflector and the vehicle-mounted radar according to the calibration distance; adjusting the position of the calibration component by using the first emitter and the second emitter to match with each other, so that the end surface of the corner reflector is perpendicular to the central axis of the vehicle, and adjusting the second emitter to enable the laser line to be centered on the radar; and then calibrating the vehicle-mounted radar by using the diagnostic instrument. The auxiliary calibration device can calibrate the vehicle-mounted radar without moving a vehicle or centering a platform, and is not limited in use place and convenient to use; moreover, the auxiliary calibration device is simple in structure, simple in use mode and high in calibration efficiency.
Drawings
Fig. 1 is a schematic structural diagram of a calibration assembly provided by the present invention;
fig. 2 is a schematic structural diagram of the fixing assembly provided by the present invention.
In the figure: 1. calibrating the component; 11. a base; 111. a universal wheel; 112. a spiral fixing seat; 12. a support pillar; 13. a horizontal support; 14. a corner reflector holder; 15. a corner reflector;
2. a fixing assembly; 21. a fixing plate; 22. and (7) mounting a bracket.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description of the present invention and simplification of description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; either mechanically or electrically. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
As shown in fig. 1 and 2, the present embodiment discloses a vehicle-mounted radar auxiliary calibration apparatus, which includes a first emitter and a calibration assembly 1, wherein the calibration assembly 1 includes a base 11, a support column 12, a horizontal bracket 13, a corner reflector bracket 14, a corner reflector 15 and a second emitter.
The bottom of base 11 is provided with universal wheel 111, and specifically, base 11 includes two first horizon bars and second horizon bar, and two first horizon bars are parallel and the interval sets up, and the setting of the first horizon bar of second horizon bar perpendicular to, and both ends are fixed in the middle part of first horizon bar, and the material of first horizon bar and second horizon bar is the aluminum product. The bottoms of the two ends of the first horizontal rod are provided with universal wheels 111. The bottom of the base 11 is provided with a spiral fixing seat 112 beside the universal wheel 111 for locking the base 11. The universal wheels 111 are arranged, so that the vehicle-mounted radar auxiliary calibration device can move in any direction as required, and after the vehicle-mounted radar auxiliary calibration device is moved to a proper position, the base 11 is locked by the spiral fixing seat 112, so that the base 11 can not move any more.
The support column 12 is vertically arranged on the base 11, and the bottom end of the support column 12 is fixed in the middle of the second horizontal rod. Horizontal bracket 13 sets up on support column 12 vertically slidably, is provided with first locking Assembly on horizontal bracket 13 for lock horizontal bracket 13 on support column 12, and first locking Assembly includes first nut and first screw, and first nut is fixed in on horizontal bracket 13, and first screw is revolved on first nut, and after horizontal bracket 13 slided to required position from top to bottom, it makes its butt in support column 12 to screw up first screw, alright lock horizontal bracket 13 on support column 12.
The corner reflector bracket 14 is horizontally slidably disposed on the horizontal bracket 13, and a second locking assembly is disposed on the corner reflector bracket 14 for locking the corner reflector bracket 14 to the horizontal bracket 13. Specifically, the second locking assembly includes a second nut and a second screw, the second nut is fixed on the corner reflector bracket 14, the second screw is screwed on the second nut, and after the corner reflector bracket 14 slides to a desired position on the horizontal bracket 13 along the horizontal direction, the second screw is screwed to abut against the horizontal bracket 13, so that the corner reflector bracket 14 can be locked on the horizontal bracket 13.
The support column 12, the horizontal bracket 13 and the corner reflector bracket 14 are all made of aluminum. The corner reflector 15 is arranged on the corner reflector support 14, the bubble level ruler is arranged on the corner reflector 15, and the levelness of the corner reflector 15 is adjusted according to bubbles of the bubble level ruler, so that the calibration of the vehicle-mounted radar is more accurate. A scale is arranged on the horizontal bracket 13. The length of the scale is more than or equal to 225mm, and the length of the horizontal support 13 is more than or equal to the length of the scale. In this embodiment, the length of the graduated portion of the scale is 225mm, and length graduations are engraved. The position of the corner reflector holder 14 on the horizontal holder 13 can be determined.
The second emitter is disposed on the corner reflector holder 14; the first transmitter is secured to a license plate frame of the vehicle. Wherein the first emitter and the second emitter are both laser pens. Optionally, the calibration apparatus further includes a fixing assembly 2, the first transmitter is fixed on the license plate frame of the vehicle through the fixing assembly 2, the fixing assembly 2 includes a fixing plate 21 and a mounting bracket 22, the fixing plate 21 and the mounting bracket 22 are fixed by bolts, the mounting bracket 22 is perpendicular to the fixing plate 21, a fixing hole is formed in the fixing plate 21, and the fixing plate 21 is fixed on the license plate frame of the vehicle by bolts. The length of the fixing plate 21 is 450 mm. The mounting bracket 22 is provided with a mounting slot in which the first emitter is fixed.
A calibration process:
1. mounting the fixing assembly 2 on a license plate frame of a vehicle and mounting the first transmitter on the mounting bracket 22;
2. moving the calibration component 1 to the front end of a vehicle to be calibrated, and adjusting the height of the horizontal support 13 according to the height of the vehicle-mounted radar so that the top end of the corner reflector 15 and the radar are at the same height;
3. adjusting the distance from the corner reflector 15 to the vehicle-mounted radar according to the product calibration distance;
4. turning on the first and second emitters, the corner reflector holder 14 is moved to the left to the 225mm position of the scale;
5. adjusting the position of the calibration component 1 to enable the red laser line of the first emitter to irradiate the position of 0mm of the scale and the red laser line of the second emitter to irradiate the edge of the right side of the fixed component 2;
6. since the length of the fixing plate 21 of the fixing member 2 is 450mm, the distance from the center to the edge of the fixing plate 21 is 225mm, and the distance moved by the corner reflector holder 14 is 225 mm; therefore, at this time, the central axis of the vehicle and the end surface of the corner reflector 15 are perpendicular to each other, and at this time, the screw fixing seat 112 is adjusted to lock the base 11, so that the calibration assembly 1 does not move randomly any more;
7. moving the corner reflector holder 14 to center the red laser line of the second emitter on the radar;
8. and then, connecting the automobile by using the diagnostic instrument, starting the radar calibration degree, inputting calibrated related parameters, starting the radar self-calibration, and finishing the calibration by the diagnostic instrument according to the echo related parameters reflected by the corner reflector 15.
Placing the calibration component 1 in front of a vehicle, adjusting the height of the corner reflector bracket 14 to enable the height of the corner reflector 15 to be matched with the height of a radar of the vehicle, and adjusting the distance between the corner reflector 15 and the vehicle-mounted radar according to the calibration distance; adjusting the position of the calibration component 1 by using the first emitter and the second emitter to be matched, so that the end face of the corner reflector 15 is perpendicular to the central axis of the vehicle, and adjusting the second emitter to enable the laser line to be centered on the radar; and then calibrating the vehicle-mounted radar by using the diagnostic instrument. The auxiliary calibration device can calibrate the vehicle-mounted radar without moving a vehicle or centering a platform, and is not limited in use place and convenient to use; moreover, the auxiliary calibration device is simple in structure, simple in use mode and high in calibration efficiency.
It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (10)
1. A vehicle radar auxiliary calibration device is characterized by comprising a calibration component (1) and a first transmitter, wherein the first transmitter is fixed on a license plate frame of a vehicle, and the calibration component (1) comprises:
a base (11) provided with universal wheels (111) at the bottom thereof;
a support column (12) vertically disposed on the base (11);
a horizontal bracket (13) vertically slidably arranged on the supporting column (12);
a corner reflector holder (14) horizontally slidably disposed on the horizontal holder (13);
a corner reflector (15) provided on the corner reflector holder (14);
a second emitter disposed on the corner reflector holder (14).
2. The vehicle radar auxiliary calibration device according to claim 1, wherein a scale is arranged on the horizontal support (13).
3. Vehicle radar assisted calibration arrangement according to claim 1, wherein a bubble level is provided on the corner reflector (15).
4. The vehicle-mounted radar auxiliary calibration device according to claim 1, wherein a screw fixing seat (112) is arranged at the bottom of the base (11) beside the universal wheel (111) and used for locking the base (11).
5. The vehicle radar auxiliary calibration device according to claim 2, wherein the length of the scale is greater than or equal to 225mm, and the length of the horizontal support (13) is greater than or equal to the length of the scale.
6. The vehicle-mounted radar auxiliary calibration device according to claim 1, wherein the support pillar (12), the horizontal bracket (13) and the corner reflector bracket (14) are all made of aluminum.
7. The vehicle-mounted radar auxiliary calibration device according to claim 1, wherein a first locking component is arranged on the horizontal bracket (13) and used for locking the horizontal bracket (13) on the supporting column (12).
8. The vehicle radar auxiliary calibration device according to claim 1, wherein a second locking component is arranged on the corner reflector bracket (14) for locking the corner reflector bracket (14) to the horizontal bracket (13).
9. The vehicle-mounted radar auxiliary calibration device according to claim 1, wherein the base (11) comprises two first horizontal rods and a second horizontal rod, the two first horizontal rods are arranged in parallel and at intervals, the second horizontal rod is arranged perpendicular to the first horizontal rods, and two ends of the second horizontal rod are fixed in the middle of the first horizontal rods.
10. The vehicle-mounted radar auxiliary calibration device according to claim 9, wherein the universal wheels (111) are arranged at the bottoms of the two ends of the first horizontal rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020864805.1U CN212321828U (en) | 2020-05-21 | 2020-05-21 | Auxiliary calibration device for vehicle-mounted radar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020864805.1U CN212321828U (en) | 2020-05-21 | 2020-05-21 | Auxiliary calibration device for vehicle-mounted radar |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212321828U true CN212321828U (en) | 2021-01-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020864805.1U Active CN212321828U (en) | 2020-05-21 | 2020-05-21 | Auxiliary calibration device for vehicle-mounted radar |
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| Country | Link |
|---|---|
| CN (1) | CN212321828U (en) |
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2020
- 2020-05-21 CN CN202020864805.1U patent/CN212321828U/en active Active
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