CN219801250U - Vehicle-mounted millimeter wave radar antenna - Google Patents
Vehicle-mounted millimeter wave radar antenna Download PDFInfo
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- CN219801250U CN219801250U CN202321145223.8U CN202321145223U CN219801250U CN 219801250 U CN219801250 U CN 219801250U CN 202321145223 U CN202321145223 U CN 202321145223U CN 219801250 U CN219801250 U CN 219801250U
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- millimeter wave
- mounting seat
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- 230000017525 heat dissipation Effects 0.000 claims abstract description 8
- 239000010410 layer Substances 0.000 claims description 64
- 239000002345 surface coating layer Substances 0.000 claims description 18
- 230000000149 penetrating effect Effects 0.000 claims description 14
- 239000000758 substrate Substances 0.000 claims description 14
- 239000011241 protective layer Substances 0.000 claims description 13
- 230000003014 reinforcing effect Effects 0.000 claims description 9
- 238000007789 sealing Methods 0.000 claims description 9
- 244000309464 bull Species 0.000 claims description 7
- 239000011248 coating agent Substances 0.000 claims description 7
- 238000000576 coating method Methods 0.000 claims description 7
- 239000002344 surface layer Substances 0.000 claims 3
- 239000003973 paint Substances 0.000 claims 1
- 238000005192 partition Methods 0.000 abstract description 12
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 230000005855 radiation Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 5
- 238000001514 detection method Methods 0.000 description 4
- 230000001681 protective effect Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 1
- 239000011247 coating layer Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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Abstract
The utility model discloses a vehicle-mounted millimeter wave radar antenna, which comprises a mounting seat, wherein a partition plate is arranged in the mounting seat, a rotating motor is arranged in the middle of the bottom end of the partition plate, a first shell is fixed at the upper end of the mounting seat, a second shell is arranged on one side of the first shell, antenna bodies are arranged in the first shell and the second shell, the antenna bodies are connected with the rotating motor through rotating rods, a heat conducting plate is arranged at the lower end of the rotating motor, and a heat dissipation net is arranged in the middle of the bottom end of the mounting seat. The beneficial effects are that: according to the utility model, through the design of the base, the heat radiating net and the heat conducting plate, when the device is used, the heat conducting plate can conduct out heat in the device, the heat radiating net at the bottom end of the device radiates and discharges the heat, the base lifts the device, so that the device radiates conveniently, the situation that rainwater enters the device due to heat radiation through holes is effectively avoided, and the practicability of the device is greatly improved.
Description
Technical Field
The utility model relates to the technical field of radar antennas, in particular to a vehicle-mounted millimeter wave radar antenna.
Background
The sensor scheme of the intelligent auxiliary driving system commonly adopted for the active safe driving technology of automobiles in the current industry is as follows: the pure vision scheme integrating a plurality of cameras, the laser radar scheme integrating a plurality of laser radars, the fusion scheme adopting the cameras and the millimeter wave radar and the pure radar scheme adopting the pure millimeter wave radar are gradually becoming an indispensable important sensor by virtue of the characteristics of all-day and all-weather operation of the millimeter wave radar in the technical schemes of a plurality of intelligent driving assisting system sensors.
The patent number is CN 202222241736.0's chinese patent, the utility model discloses an improvement millimeter wave radar antenna, relate to antenna technical field, including the protective housing, a plurality of radiating grooves have been seted up in the outside of protective housing, and the bull stick is all installed to the inside in radiating groove, the outside cover of bull stick is equipped with the baffle, and the baffle can be rotatory in the inside in radiating groove, the internally mounted of protective housing has first motor, and the output transmission of first motor is connected with the drive shaft, the outside cover of drive shaft is equipped with a plurality of driving gears, the internally mounted of protective housing has a plurality of driven gears, and the driven gear suit is in the outside of bull stick, driving gear and driven gear meshing are connected.
The vehicle-mounted millimeter wave radar antenna disclosed in the above patent radiates and receives electromagnetic waves through energy emission, and further direction detection is achieved, and although the method can meet the detection effect of the device in use, a large amount of heat can be generated in the device in operation in use, so that the shell of the radar antenna needs to be perforated for heat dissipation, but in thunderstorm weather, rainwater can also splash into the shell through the heat dissipation grooves, so that short circuit of internal components is easy to occur, and the practicability of the device is greatly reduced.
Disclosure of Invention
First, the technical problem to be solved
Aiming at the current state of the art, the utility model provides the vehicle-mounted millimeter wave radar antenna convenient for heat dissipation.
(II) technical scheme
The utility model is realized by the following technical scheme: the utility model provides a vehicle-mounted millimeter wave radar antenna, which comprises a mounting seat, wherein a partition plate is arranged in the mounting seat, a rotating motor is arranged in the middle of the bottom end of the partition plate, a first shell is fixed at the upper end of the mounting seat, a second shell is arranged on one side of the first shell, antenna bodies are arranged in the first shell and the second shell, the antenna bodies are connected with the rotating motor through rotating rods, a heat conducting plate is arranged at the lower end of the rotating motor, a heat radiating net is arranged in the middle of the bottom end of the mounting seat, a wave-transmitting inner surface coating layer is arranged on each of the first shell and the second inner side wall of the shell, a protective layer is arranged on the outer side of the wave-transmitting inner surface coating layer, a compact layer is fixed on one side in the protective layer, an elastic layer is connected with the outer side of the compact layer, a porous layer is arranged on the outer side of the elastic layer, a wave-transmitting substrate is arranged on one side of the protective layer, a penetrating layer is fixed on the outer side of the wave-transmitting substrate, the outer side of the penetrating layer is connected with a high temperature resistant layer, a reinforcing plate is arranged on the outer side of the penetrating layer, and a weather-resisting layer is arranged on the outer side of the reinforcing plate.
Further, two fixing plates I are arranged on one side of the first shell and one side of the second shell, fixing plates II are arranged on the other side of the first shell and the other side of the second shell, two bases are symmetrically fixed on two sides of the bottom end of the mounting seat, and sealing rubber is arranged on the side wall of the first shell and the side wall of the second shell, which is in contact with the first shell.
Through adopting above-mentioned technical scheme, casing one with casing two concatenation is fixed, realizes the protection effect of device to radar antenna, the mount pad is convenient to protect all kinds of motor element.
Further, the first shell is connected with the second shell through a hinge, and the first fixing plate is connected with the first shell and the second shell through screws.
By adopting the technical scheme, the first fixing plate and the second fixing plate are spliced and fixed, so that the first shell and the second shell are fixed.
Further, the base is connected with the mounting seat through screws, the sealing rubber is bonded with the first shell and the second shell, and the first shell and the second shell are spliced with the mounting seat.
Through adopting above-mentioned technical scheme, the base is realized the holistic effect of raising to the device, sealing rubber can increase the casing one with the leakproofness between the casing two.
Further, the partition board is connected with the mounting seat through screws, the rotating motor is connected with the partition board through screws, and the rotating rod is connected with the rotating motor through keys.
Through adopting above-mentioned technical scheme, the baffle is realized to rotate the fixed action of motor, it drives to rotate the motor the bull stick rotates, realizes the multidirectional rotation of antenna body.
Further, the antenna body is connected with the rotating rod through screws, the heat conducting plate is connected with the mounting seat through screws, and the heat radiating net is connected with the mounting seat through screws.
Through adopting above-mentioned technical scheme, the heat conduction board can derive the heat in the device, dispel the heat by bottom heat dissipation net.
Further, the wave-transparent inner surface coating layer and the weather-resistant outer surface coating layer are bonded with the first shell, and the protective layer is bonded with the wave-transparent inner surface coating.
By adopting the technical scheme, the wave-transmitting interior surface coating is matched with the design of the wave-transmitting substrate, so that the wave-transmitting property of the first shell and the second shell can be effectively ensured.
Further, the protection layer comprises a compact layer, an elastic layer and a porous layer, wherein the compact layer, the elastic layer and the porous layer are formed in the protection layer, the protection layer and the penetrating layer are bonded with the wave-transparent substrate, and the high-temperature-resistant layer is bonded with the reinforcing plate.
Through adopting above-mentioned technical scheme, pass through the layer high temperature resistant layer with pass through the interior surface coating layer of ripples can reduce the millimeter wave and pass through the power transmission loss of ripples substrate layer when the board layer, and then guaranteed its ripples performance that passes through, high temperature resistant performance is good, the gusset plate can increase the casing one with the intensity performance of casing two.
(III) beneficial effects
Compared with the prior art, the utility model has the following beneficial effects:
in order to solve the problems that the existing vehicle-mounted millimeter wave radar antenna radiates and receives electromagnetic waves through energy emission so as to realize detection of directions, although the method can meet the detection effect of the device in use, when the device is used, a large amount of heat is generated in the device in operation, so that the shell of the radar antenna needs to be subjected to hole radiation, but in thunderstorm weather, rainwater can splash into the shell through the radiating grooves, so that short circuits of internal parts easily occur, and the practicability of the device is greatly reduced.
Drawings
Fig. 1 is a schematic structural diagram of a vehicle-mounted millimeter wave radar antenna according to the present utility model;
fig. 2 is a front cross-sectional view of a vehicle-mounted millimeter-wave radar antenna according to the present utility model;
fig. 3 is a cross-sectional view of a side wall of a housing in a vehicle-mounted millimeter wave radar antenna according to the present utility model.
The reference numerals are explained as follows:
1. a first shell; 2. a second shell; 3. a mounting base; 4. a fixing plate; 5. an antenna body; 6. a partition plate; 7. a rotating motor; 8. a heat conductive plate; 9. a base; 10. a reinforcing plate; 11. a first fixing plate; 12. sealing rubber; 13. a rotating rod; 14. penetrating the layer; 15. a heat dissipation net; 16. a protective layer; 17. a wave-transparent inner surface coating layer; 18. a dense layer; 19. a porous layer; 20. a wave-transparent substrate; 21. a high temperature resistant layer; 22. a weatherable exterior coating layer; 23. an elastic layer.
Detailed Description
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
As shown in fig. 1-3, a vehicle-mounted millimeter wave radar antenna in this embodiment includes a mounting seat 3 for implementing the fixed mounting of various electrical components, a partition board 6 is installed in the mounting seat 3 for implementing the fixation of a rotating motor 7, the middle of the bottom end of the partition board 6 is provided with the rotating motor 7, further implementing the receiving of signals in all directions by an antenna body 5, a first shell 1 is fixed at the upper end of the mounting seat 3, a second shell 2 is installed at one side of the first shell 1 for implementing the protection of the radar antenna, the first shell 1 and the second shell 2 are both provided with the antenna body 5, the antenna body 5 is connected with the rotating motor 7 through a rotating rod 13, the rotating motor 7 drives the rotating rod 13 to rotate, the lower end of the rotating motor 7 is provided with a heat conducting plate 8 for implementing the export of heat in the device, a heat dissipation net 15 is installed in the middle of the bottom end of the mounting seat 3, the device is convenient to radiate heat, the inner side walls of the first shell 1 and the second shell 2 are respectively provided with the wave-transparent inner surface coating layer 17, so that the power transmission loss of millimeter waves when penetrating through the wave-transparent substrate 20 can be effectively reduced, the protective layer 16 is arranged on the outer side of the wave-transparent inner surface coating layer 17, the compact layer 18 is fixed on one side in the protective layer 16, the elastic layer 23 is externally connected with the compact layer 18, the porous layer 19 is arranged on the outer side of the elastic layer 23, the wave-transparent substrate 20 is arranged on one side of the protective layer 16, the penetrating layer 14 is fixed on the outer side of the wave-transparent substrate 20, the high temperature resistant layer 21 is connected on the outer side of the penetrating layer 14, the high temperature resistant performance of the device can be improved, the reinforcing plate 10 is arranged on the outer side of the high temperature resistant layer 21, and the weather-resistant outer surface coating layer 22 is arranged on the outer side of the reinforcing plate 10, so that the outer wall and the outdoor adaptability of the device are ensured.
As shown in fig. 1-3, in this embodiment, two fixing plates 11 are installed on one side of a first casing 1 and a second casing 2, two fixing plates 4 are installed on the other side of the first casing 1 and the second casing 2, two bases 9 are symmetrically fixed on two sides of the bottom end of a mounting seat 3, sealing rubber 12 is installed on the side walls of the first casing 1 and the second casing 2, which are in contact with each other, the first casing 1 and the second casing 2 are spliced and fixed, the protection effect of the radar antenna is achieved, the mounting seat 3 is convenient for protecting various motor elements, the first casing 1 and the second casing 2 are connected in a hinge manner, the fixing plates 11 and the second fixing plates 4 are connected with the first casing 1 through screws, the first fixing plates 11 are spliced and fixed with the second fixing plates 4, the first casing 1 and the second casing 2 are fixed, the bases 9 are connected with the mounting seat 3 through screws, the sealing rubber 12 is bonded with the first casing 1 and the second casing 2 are spliced with the mounting seat 3, the bases 9 are spliced and the whole lifting effect of the device is achieved, and the sealing rubber 12 can increase the tightness between the first casing 1 and the second casing 2.
In this embodiment, as shown in fig. 1-3, the partition plate 6 is screwed to the mounting seat 3, the rotating motor 7 is screwed to the partition plate 6, the rotating rod 13 is connected to the rotating motor 7 by a key, the partition plate 6 realizes the fixing function to the rotating motor 7, the rotating motor 7 drives the rotating rod 13 to rotate, the multidirectional rotation of the antenna body 5 is realized, the antenna body 5 is screwed to the rotating rod 13, the heat conducting plate 8 is screwed to the mounting seat 3, the heat radiating net 15 is screwed to the mounting seat 3, the heat conducting plate 8 can conduct out the heat in the device, the bottom heat radiating net 15 radiates the heat, the wave-transparent inner surface coating layer 17 and the weather-resistant outer surface coating layer 22 are adhered to the first shell 1, the protective layer 16 is adhered to the wave-transparent inner surface coating, the wave-transmitting inner surface coating is matched with the design of the wave-transmitting substrate 20, wave-transmitting properties of the first shell 1 and the second shell 2 can be effectively guaranteed, the protection layer 16 comprises a three-layer structure comprising a compact layer 18, an elastic layer 23 and a porous layer 19, the protection layer 16 and the penetrating layer 14 are adhered to the wave-transmitting substrate 20, the high temperature resistant layer 21 is adhered to the reinforcing plate 10, the penetrating layer 14, the high temperature resistant layer 21 and the wave-transmitting inner surface coating layer 17 can reduce power transmission loss of millimeter waves when penetrating the wave-transmitting substrate 20, further wave-transmitting performance is guaranteed, high temperature resistance is good, and the reinforcing plate 10 can increase strength performance of the first shell 1 and the second shell 2.
The specific implementation process of this embodiment is as follows: when the device is used, the device is fixed at a position required to be used, and the rotating rod 13 is driven to rotate through the adjustment of the rotating motor 7, so that the direction of the antenna body 5 is changed, signals in different directions can be received, and the power transmission loss of millimeter waves when penetrating through the wave-transparent substrate 20 layer can be effectively reduced by combining the design of the penetrating layer 14, the high temperature resistant layer 21, the protective layer 16 and the wave-transparent inner surface coating layer 17, and the wave-transparent performance, the high temperature resistance and the like of the first shell 1 and the second shell 2 are ensured.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (8)
1. The utility model provides a vehicle-mounted millimeter wave radar antenna which characterized in that: including mount pad (3), install baffle (6) in mount pad (3), baffle (6) bottom middle part is provided with rotation motor (7), mount pad (3) upper end one side is fixed with casing one (1), casing two (2) are installed to casing one (1) one side, casing one (1) and all be provided with antenna body (5) in casing two (2), antenna body (5) pass through bull stick (13) with rotation motor (7) are connected, rotation motor (7) lower extreme is provided with heat-conducting plate (8), mount pad (3) bottom mid-mounting has heat dissipation net (15), casing one (1) and all be provided with in the transparent surface coating layer (17) on casing two (2) inside wall, in the transparent surface coating layer (17) outside install inoxidizing coating (16), one side is fixed with compact layer (18) in inoxidizing coating (16), compact layer (18) are connected with elastic layer (23) outward, elastic layer (23) pass through bull stick (13) with rotation motor (7) lower extreme is provided with heat-conducting plate (8), transparent surface layer (20) are installed in transparent surface coating layer (17) on the inside wall, transparent surface layer (20) is installed on one side of the transparent surface layer (20), the reinforced plate (10) is arranged on the outer side of the high-temperature resistant layer (21), and a weather-resistant exterior paint layer (22) is arranged on the outer side of the reinforced plate (10).
2. The vehicle-mounted millimeter wave radar antenna according to claim 1, wherein: two first fixing plates (11) are arranged on one side of the first shell (1) and one side of the second shell (2), two second fixing plates (4) are arranged on the other side of the first shell (1) and the second shell (2), two bases (9) are symmetrically fixed on two sides of the bottom end of the mounting seat (3), and sealing rubber (12) is arranged on the side wall, contacted with the first shell (1) and the second shell (2).
3. The vehicle-mounted millimeter wave radar antenna according to claim 2, wherein: the first shell (1) is connected with the second shell (2) through a hinge, and the first fixing plate (11) and the second fixing plate (4) are connected with the first shell (1) through screws.
4. The vehicle-mounted millimeter wave radar antenna according to claim 2, wherein: the base (9) is connected with the mounting seat (3) through screws, the sealing rubber (12) is bonded with the first shell (1) and the second shell (2), and the first shell (1) and the second shell (2) are connected with the mounting seat (3) in an inserting mode.
5. The vehicle-mounted millimeter wave radar antenna according to claim 1, wherein: the baffle (6) with mount pad (3) screw connection, rotation motor (7) with baffle (6) screw connection, bull stick (13) with rotation motor (7) key connection.
6. The vehicle-mounted millimeter wave radar antenna according to claim 1, wherein: the antenna body (5) is in screw connection with the rotating rod (13), the heat conducting plate (8) is in screw connection with the mounting seat (3), and the heat radiating net (15) is in screw connection with the mounting seat (3).
7. The vehicle-mounted millimeter wave radar antenna according to claim 1, wherein: the wave-transparent inner surface coating layer (17) and the weather-resistant outer surface coating layer (22) are bonded with the first shell (1), and the protective layer (16) is bonded with the wave-transparent inner surface coating.
8. The vehicle-mounted millimeter wave radar antenna according to claim 1, wherein: the protective layer (16) comprises a three-layer structure of the compact layer (18), the elastic layer (23) and the porous layer (19), the protective layer (16) and the penetrating layer (14) are bonded with the wave-transparent substrate (20), and the high-temperature resistant layer (21) is bonded with the reinforcing plate (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321145223.8U CN219801250U (en) | 2023-05-12 | 2023-05-12 | Vehicle-mounted millimeter wave radar antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321145223.8U CN219801250U (en) | 2023-05-12 | 2023-05-12 | Vehicle-mounted millimeter wave radar antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219801250U true CN219801250U (en) | 2023-10-03 |
Family
ID=88177955
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321145223.8U Active CN219801250U (en) | 2023-05-12 | 2023-05-12 | Vehicle-mounted millimeter wave radar antenna |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219801250U (en) |
-
2023
- 2023-05-12 CN CN202321145223.8U patent/CN219801250U/en active Active
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