CN215116772U - Special radar calibration support - Google Patents
Special radar calibration support Download PDFInfo
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- CN215116772U CN215116772U CN202121518367.4U CN202121518367U CN215116772U CN 215116772 U CN215116772 U CN 215116772U CN 202121518367 U CN202121518367 U CN 202121518367U CN 215116772 U CN215116772 U CN 215116772U
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Abstract
The utility model belongs to the technical field of the car road is in coordination, concretely relates to radar calibration special stand, include: the upper end of the telescopic rod is provided with a supporting part for supporting the RTK device, and the lower end of the telescopic rod is provided with a positioning nail for positioning and mounting; the quick clamp is clamped on the telescopic rod; and the multidirectional quick-assembly block is arranged on the quick clamp and is suitable for mounting a radar corner reflector. By the device, the RTK device and the radar corner reflector can be arranged on the same support, the radar and the video calibration objects are combined, and a plurality of sensors (the radar and the camera) can be calibrated by one-time calibration process.
Description
Technical Field
The utility model belongs to the technical field of the car road is in coordination, concretely relates to radar calibration special stand.
Background
The vehicle-road cooperation technology utilizes vehicle-mounted and road-side nodes to form a special network, collects and transmits related information such as vehicle postures and road conditions, so as to enhance the perception capability of an automatic driving system, and is one of key technologies for realizing complete automatic driving.
The vehicle-road cooperation technology emphasizes the cooperation capability of the vehicle and the outside; at present, the test equipment of the vehicle-road cooperation technology mainly comprises a radar corner reflector, an RTK device and a color calibration object, wherein the radar corner reflector, the RTK device and the color calibration object are arranged oppositely, data recording needs to be carried out on the radar independently firstly, and then data recording needs to be carried out on a camera, so that the calibration time is longer, the dwell time on a high-speed road section is longer, and the risk is larger.
In order to solve the problems, the calibration objects of the radar and the video can be combined, and a plurality of sensors (the radar and the camera) can be calibrated by one calibration process. However, at present, the supports for mounting the radar corner reflector and the RTK device are mostly supports with a single mounting function, and as shown in chinese patent CN211826474U, the above-mentioned devices cannot be collectively calibrated at one time.
Therefore, not enough more than, the utility model discloses the urgent need provides a special support is markd to radar.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a special stand is markd to radar to the realization will once mark the problem that the flow can carry out the demarcation to a plurality of sensors.
The utility model provides a special stand is markd to radar, include: the upper end of the telescopic rod is provided with a supporting part for supporting the RTK device, and the lower end of the telescopic rod is provided with a positioning nail for positioning and mounting; the quick clamp is clamped on the telescopic rod; and the multidirectional quick-assembly block is arranged on the quick clamp and is suitable for mounting a radar corner reflector.
The special radar calibration bracket as described above, further preferably, the quick clamp includes a locking base, a clamping opening and a first locking unit, the locking base and the clamping opening are both provided with an arc-shaped jaw, and the locking base is hinged to the edge of the arc-shaped jaw of the clamping opening; the first locking unit is arranged at the hinged joint and is suitable for adjusting the hinged state to enable the locking base body and the arc-shaped jaw of the clamping opening to be clamped on the telescopic rod.
The special radar calibration bracket is further preferably characterized in that the locking base body is provided with an arc-shaped clamp arm and a connecting pin, the clamp arm is provided with two connecting lugs, and the two connecting lugs are provided with first through holes; the clamping opening is provided with an inserting lug, and the inserting lug is provided with a center hole and a second through hole; the central hole is suitable for installing the first locking unit, and the second through hole and the first through hole are suitable for the connecting pin to be inserted in a matching mode.
The special radar calibration support is further preferably configured such that the first locking unit includes a locking stud, a locking knob and a pressing seat, the locking stud is inserted into the central hole, the pressing seat is fixedly installed at one end of the locking stud, and the locking knob is spirally connected to the other end of the locking stud.
The special radar calibration bracket is further preferably characterized in that the multidirectional quick-assembly block is rectangular, and an insertion portion is arranged on one side surface of the multidirectional quick-assembly block and is suitable for being connected with the locking base body; connecting holes are formed in the other five side faces; and a plurality of connecting holes are communicated in the multidirectional quick-assembling block in a crossed manner and are suitable for mounting the radar corner reflector.
The special radar calibration bracket as described above, further preferably, the insertion portion includes a limiting portion and an insertion post, and a cross section of the limiting portion is a regular polygon; the inserting part is arranged in the center of the limiting part; the locking seat body is provided with an insertion hole suitable for the insertion of the insertion part, and the shape of the outer end part of the insertion hole is the same as that of the limiting part.
In the radar calibration dedicated bracket described above, it is further preferable that the end of the insertion column is provided with a first circumferential groove; the locking base body is also provided with a limiting unit, and the limiting unit comprises a limiting hole, a self-locking pressing button and a locking nut; the limiting hole is perpendicular to the inserting hole and intersected with the inside of the locking seat body, and a notch is formed in the side face of the limiting hole; the self-locking press button is inserted into the limiting hole, a second circumferential groove is formed in the end part of the self-locking press button, and the second circumferential groove is matched with the first circumferential groove; the locking nut is in threaded connection with the self-locking pressing button from the opening.
The special radar calibration bracket as described above, further preferably, the telescopic rod includes a first support rod, a second support rod and a locking structure, and a lower end of the first support rod is inserted into the second support rod; the locking structure is arranged at the upper end part of the second supporting rod and is suitable for locking the first supporting rod and the second supporting rod.
The special radar calibration support is further preferably characterized in that the locking structure comprises a locking screw and a locking sleeve, the locking screw is sleeved on the second support rod, a plurality of pressing teeth are arranged on the periphery of the upper end of the locking screw, and the locking sleeve is sleeved on the upper end of the locking screw and is suitable for adjusting the pressing teeth to lock the second support rod.
In the radar calibration dedicated bracket, it is further preferable that the first support rod and the second support rod are respectively provided with a plurality of positioning holes along the length direction; the locking structure further comprises a first locking pin, and the first locking pin is inserted into the positioning holes in the first supporting rod and the second supporting rod.
Compared with the prior art, the utility model has the following advantage:
the utility model provides a special radar calibration bracket, which comprises a telescopic rod, a quick clamp and a multidirectional quick block, wherein the upper end of the telescopic rod is provided with a supporting part for supporting a RTK device, and the lower end of the telescopic rod is provided with a positioning nail for positioning and installation; the quick clamp is clamped on the telescopic rod; the multi-direction quick-assembly block is arranged on the quick clamp and is suitable for installing a radar corner reflector. Through the device, the RTK device and the radar corner reflector can be installed on the same support, the radar and the video calibration objects are combined, and a plurality of sensors (the radar and the camera) can be calibrated through one-time calibration process.
The quick clamp can realize quick clamping with the telescopic rod through setting up the locking pedestal, pressing from both sides mouthful and first locking unit, and then easy to assemble.
The multidirectional fast-assembling piece realizes the multi-angle location installation in the quick clamp through setting up cartridge portion.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural view of a special radar calibration bracket of the present invention;
FIG. 2 is a schematic structural view of the quick clamp and the multi-way quick mount of FIG. 1;
fig. 3 is a schematic structural view of the quick clamp and the multi-way quick assembly block in fig. 1.
Description of reference numerals:
1-a first support rod, 2-a second support rod, 3-a positioning nail, 4-a locking structure, 5-a quick clamp, 6-a multidirectional quick assembly block, 7-a first locking pin, 8-a radar corner reflector, 9-an RTK device, 10-a locking seat body, 11-a clamping opening, 12-a first through hole, 13-a connecting lug, 14-a connecting pin, 15-an insertion lug, 16-a central hole, 17-a locking stud, 18-a pressing seat, 19-a locking knob, 20-a limiting hole, 21-a self-locking pressing button, 22-a second circumferential groove, 23-a locking nut, 24-a connecting hole, 25-a limiting part, 26-an insertion column and 27-a first circumferential groove.
Detailed Description
As shown in fig. 1 to 3, the radar calibration dedicated bracket disclosed in this embodiment includes:
the upper end of the telescopic rod is provided with a supporting part for supporting a Real-time kinematic (RTK) device 9, and the lower end of the telescopic rod is provided with a positioning nail 3 for positioning and mounting;
the quick clamp 5 is clamped on the telescopic rod;
and the multi-direction quick assembly blocks 6 are arranged on the quick clamp 5 and are suitable for installing radar corner reflectors 8.
Further, the quick clamp 5 comprises a locking base 10, a clamping opening 11 and a first locking unit, wherein arc-shaped jaws are respectively arranged on the locking base 10 and the clamping opening 11, and the edges of the arc-shaped jaws of the locking base 10 and the clamping opening 11 are hinged; the first locking unit is installed at the hinged joint and is suitable for clamping the arc-shaped jaws of the locking seat body 10 and the clamping opening 11 on the telescopic rod. Further, an arc-shaped clamp arm and a connecting pin 14 are arranged on the locking seat body 10, two connecting lugs 13 are arranged on the clamp arm, and a first through hole 12 is arranged on each of the two connecting lugs 13; an insertion lug 15 is arranged on the clamping opening 11, and a central hole 16 and a second through hole are arranged on the insertion lug 15; the central hole 16 is adapted to receive the first locking unit, and the second and first through-holes 12 are adapted to receive the connecting pins 14. Furthermore, the first locking unit comprises a locking stud 17, a locking knob 19 and a pressing seat 18, the locking stud 17 is inserted into the central hole 16, one end of the locking stud is fixedly provided with the pressing seat 18, and the other end of the locking stud is spirally connected with the locking knob 19.
In the above structure, the locking base 10 and the clamping opening 11 are hinged to each other, so that the two arc-shaped jaws can be clamped outside the telescopic rods with different diameters, preferably, the diameter of the telescopic rod is larger than the diameter of the two arc-shaped jaws in the fully locked state. The clamping opening 11 and the locking seat body 10 are hinged through a connecting pin 14, and in a connecting state, the insertion lug 15 is positioned in an avoidance groove formed by the two connecting lugs 13; when two arc-shaped jaws are in a complete locking state, the insertion lug 15 and the connecting lug 13 are located on the same plane, when the two arc-shaped jaws are clamped outside the telescopic rod, an included angle is formed between the insertion lug 15 and the connecting lug 13, and the first locking unit is suitable for locking the arc-shaped jaws and the telescopic rod by reducing the size of the included angle. In the first locking unit, the locking knob 19 and the pressing seat 18 are respectively located at two sides of the hinged position of the locking seat body 10 and the clamping opening 11, and the size of an included angle between the insertion lug 15 and the connecting lug 13 can be adjusted by screwing the locking knob 19.
Further, the multidirectional quick-assembly block 6 is rectangular, and an insertion portion is arranged on one side surface of the multidirectional quick-assembly block 6, and the insertion portion is suitable for being connected with the locking base 10; connecting holes 24 are formed in the other five side faces; and a plurality of connecting holes 24 are communicated with the inside of the multi-directional quick assembling block 6 in a crossed manner and are suitable for installing the radar corner reflector 8. Further, the inserting part comprises a limiting part 25 and an inserting column 26, and the cross section of the limiting part 25 is a regular polygon; the inserting part is arranged at the center of the limiting part 25; the locking seat body 10 is provided with an insertion hole suitable for the insertion of the insertion part, and the shape of the outer end part of the insertion hole is the same as that of the limiting part 25.
In the above structure, the cross section of the limiting portion 25 is a regular polygon, which can be completely matched with the insertion hole, thereby realizing the limitation of the angle. In addition, the section is a regular polygon, so that the multi-direction quick assembly block 6 and the locking seat body 10 can be limited at multiple angles, and the limiting mode is the same as the number of sides of the regular polygon.
Further, the end of the insertion column 26 is provided with a first circumferential groove 27; the locking base body 10 is also provided with a limiting unit, and the limiting unit comprises a limiting hole 20, a self-locking press button 21 and a locking nut 23; the limiting hole 20 is perpendicular to the insertion hole and intersects with the inside of the locking seat body 10, and a notch is formed in the side surface of the limiting hole 20; the self-locking pressing button 21 is inserted into the limiting hole 20, a second circumferential groove 22 is formed in the end portion of the self-locking pressing button 21, and the second circumferential groove 22 is matched with the first circumferential groove 27; and the locking nut 23 is in threaded connection with the self-locking pressing button 21 from the notch. The above structure is adapted to fix the cartridge post 26 by the second circumferential groove 22 of the self-locking push button 21 being stopped from the first circumferential groove 27 of the cartridge post 26. And the self-locking press button 21 is fixed with the locking base body 10 through the locking nut 23.
Further, in the above structure, the telescopic rod includes a first support rod 1, a second support rod 2 and a locking structure 4, and the lower end of the first support rod 1 is inserted into the second support rod 2; the locking structure 4 is arranged at the upper end part of the second support rod 2 and is suitable for locking the first support rod 1 and the second support rod 2. Preferably, the locking structure 4 comprises a locking screw and a locking sleeve, the locking screw is sleeved on the second support rod 2, a plurality of pressing teeth are arranged on the periphery of the upper end of the locking screw, and the locking sleeve is sleeved on the upper end of the locking screw and is suitable for adjusting the pressing teeth to lock the second support rod 2.
Further, in the above structure, the first support rod 1 and the second support rod 2 are provided with a plurality of positioning holes along the length direction; the locking structure 4 further comprises a first locking pin 7, and the first locking pin 7 is inserted into the positioning holes in the first support rod 1 and the second support rod 2.
The embodiment also discloses a specific use method of the special radar calibration bracket, which comprises the following steps:
the length of the telescopic rod is firstly adjusted according to the requirement, the telescopic rod is inserted into the positioning hole aligned with the first supporting rod 1 and the second supporting rod 2 through the first locking pin 7, then the telescopic rod is locked through the locking structure 4, and then the telescopic rod is installed to the preset position through the positioning nail 3. The RTK device 9 is installed on the top of the first support rod 1, and then the quick clamp 5 is locked and clamped at the corresponding height of the telescopic rod through the first locking unit. And then the multi-way quick-assembling block 6 is adjusted to a proper installation angle and fixed on the locking seat body 10. And mounting the radar corner reflector 8 on the multi-directional quick assembling block 6.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (10)
1. The special radar calibration support is characterized by comprising:
the upper end of the telescopic rod is provided with a supporting part for supporting the RTK device, and the lower end of the telescopic rod is provided with a positioning nail for positioning and mounting;
the quick clamp is clamped on the telescopic rod;
and the multidirectional quick-assembly block is arranged on the quick clamp and is suitable for mounting a radar corner reflector.
2. The special radar calibration bracket according to claim 1, wherein the quick clamp comprises a locking base, a clamping opening and a first locking unit, wherein arc-shaped jaws are arranged on the locking base and the clamping opening, and the edges of the arc-shaped jaws of the locking base and the clamping opening are hinged; the first locking unit is arranged at the hinged joint and is suitable for clamping the locking base body and the arc-shaped jaw of the clamping opening on the telescopic rod.
3. The special radar calibration bracket according to claim 2, wherein an arc-shaped caliper arm and a connecting pin are arranged on the locking base body, two connecting lugs are arranged on the caliper arm, and a first through hole is arranged on each of the two connecting lugs; the clamping opening is provided with an inserting lug, and the inserting lug is provided with a center hole and a second through hole; the central hole is suitable for installing the first locking unit, and the second through hole and the first through hole are suitable for the connecting pin to be inserted in a matching mode.
4. The special radar calibration support according to claim 3, wherein the first locking unit comprises a locking stud, a locking knob and a pressing base, the locking stud is inserted into the central hole, the pressing base is fixedly mounted at one end of the locking stud, and the locking knob is screwed at the other end of the locking stud.
5. The special radar calibration bracket as recited in claim 4, wherein said multi-directional quick-assembling block is rectangular, and a side surface of said multi-directional quick-assembling block is provided with an inserting portion, said inserting portion is adapted to be connected with said locking base; connecting holes are formed in the other five side faces; and a plurality of connecting holes are communicated in the multidirectional quick-assembling block in a crossed manner and are suitable for mounting the radar corner reflector.
6. The special radar calibration bracket according to claim 5, wherein the insertion portion comprises a limiting portion and an insertion column, and the cross section of the limiting portion is a regular polygon; the inserting part is arranged in the center of the limiting part; the locking seat body is provided with an insertion hole suitable for the insertion of the insertion part, and the shape of the outer end part of the insertion hole is the same as that of the limiting part.
7. The special radar calibration bracket as recited in claim 6, wherein the end of said plug-in post is provided with a first circumferential groove; the locking base body is also provided with a limiting unit, and the limiting unit comprises a limiting hole, a self-locking pressing button and a locking nut; the limiting hole is perpendicular to the inserting hole and intersected with the inside of the locking seat body, and a notch is formed in the side face of the limiting hole; the self-locking press button is inserted into the limiting hole, a second circumferential groove is formed in the end part of the self-locking press button, and the second circumferential groove is matched with the first circumferential groove; the locking nut is in threaded connection with the self-locking pressing button from the opening.
8. The special radar calibration bracket according to claim 7, wherein the telescopic rod comprises a first support rod, a second support rod and a locking structure, and the lower end of the first support rod is inserted into the second support rod; the locking structure is arranged at the upper end part of the second supporting rod and is suitable for locking the first supporting rod and the second supporting rod.
9. The special radar calibration bracket according to claim 8, wherein the locking structure comprises a locking screw and a locking sleeve, the locking screw is sleeved on the second support rod, a plurality of pressing teeth are arranged on the periphery of the upper end of the locking screw, and the locking sleeve is sleeved on the upper end of the locking screw and is suitable for adjusting the pressing teeth to lock the second support rod.
10. The special radar calibration bracket according to claim 9, wherein the first support rod and the second support rod are provided with a plurality of positioning holes along the length direction; the locking structure further comprises a first locking pin, and the first locking pin is inserted into the positioning holes in the first supporting rod and the second supporting rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121518367.4U CN215116772U (en) | 2021-07-05 | 2021-07-05 | Special radar calibration support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121518367.4U CN215116772U (en) | 2021-07-05 | 2021-07-05 | Special radar calibration support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215116772U true CN215116772U (en) | 2021-12-10 |
Family
ID=79313910
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121518367.4U Active CN215116772U (en) | 2021-07-05 | 2021-07-05 | Special radar calibration support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215116772U (en) |
-
2021
- 2021-07-05 CN CN202121518367.4U patent/CN215116772U/en active Active
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