CN212031729U - Automobile blind area monitoring device - Google Patents
Automobile blind area monitoring device Download PDFInfo
- Publication number
- CN212031729U CN212031729U CN202020643305.5U CN202020643305U CN212031729U CN 212031729 U CN212031729 U CN 212031729U CN 202020643305 U CN202020643305 U CN 202020643305U CN 212031729 U CN212031729 U CN 212031729U
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- frame
- wave
- horn antenna
- inhale
- absorbing
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- 238000012806 monitoring device Methods 0.000 title claims abstract description 21
- 239000011358 absorbing material Substances 0.000 claims abstract description 10
- 238000012544 monitoring process Methods 0.000 abstract description 22
- 230000000694 effects Effects 0.000 abstract description 4
- 238000010521 absorption reaction Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000005236 sound signal Effects 0.000 description 2
- 206010039203 Road traffic accident Diseases 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000010408 sweeping Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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Abstract
The utility model provides an automobile blind area monitoring devices, be provided with open-ended including one side inhale the wave frame, set up in inhale tire location guide rail in the wave frame opening and set up in two horn antenna in the inhale the wave frame, inhale the wave frame and include frame body and absorbing material, absorbing material set up in on the internal surface of frame body, two horn antenna with inhale the relative setting of wave frame's opening, one of them horn antenna set up in the dead front of tire location guide rail. The utility model provides an automobile blind area monitoring devices, through set up subaerial absorbing frame with set up in absorbing inside positioning guide and the horn antenna of frame, utilize absorbing frame and horn antenna's characteristic to can effectual absorbing vehicle surrounding environment unnecessary radio frequency signal and the signal that receiving blind area monitoring radar that can be accurate sent, make the angle calibration effect of blind area monitoring radar more accurate.
Description
Technical Field
The utility model relates to the field of automotive technology, in particular to car blind area monitoring devices.
Background
In the current automobile industry, along with the rapid development of automobile technology, the safety configuration of both traditional automobiles and new energy automobiles is higher and higher, and on the basis of original passive safety, the automobiles can develop more and more active safety reminding functions, such as 360-degree images, lane merging assistance, front and back collision early warning, blind area monitoring and the like.
The blind area monitoring function mainly comprises the steps of sweeping the blind area of the rearview mirrors, detecting overtaking vehicles in the blind areas of the rearview mirrors on the two sides of the vehicles through the microwave radar, and reminding a driver, so that traffic accidents caused by the blind areas of the rearview mirrors in the lane changing process are avoided.
The angular position of the main radar and the auxiliary radar in the blind area monitoring device determines the accuracy of the radar in feeding back the position of the obstacle area. Most of the existing blind area monitoring devices are used for signal calibration of radar in a workshop or in an open-air environment, but the calibration process of the blind area monitoring radar can be interfered by other external signals, so that the angle calibration of the blind area monitoring radar is not accurate enough, and certain visual field blind areas can be caused to vehicles.
SUMMERY OF THE UTILITY MODEL
Based on this, the utility model aims at providing an automobile blind area monitoring devices to solve prior art's blind area monitoring radar and receive external signal's interference, thereby lead to the angle of radar to mark the effect accurate inadequately, bring the problem of field of vision blind area for the vehicle.
The utility model provides an automobile blind area monitoring devices, including one side be provided with the open-ended inhale the wave frame, set up in inhale tire location guide rail in the wave frame opening and set up in two horn antennas in the inhale wave frame, inhale the wave frame and include frame body and absorbing material, absorbing material set up in on the internal surface of frame body, two horn antennas with inhale the relative setting of wave frame's opening, one of them horn antenna set up in the dead back of tire location guide rail.
The utility model has the advantages that: through setting up in subaerial ripples frame of inhaling with set up in tire location guide rail and the horn antenna of inhaling inside of ripples frame, utilize the characteristic of inhaling ripples frame and horn antenna to can effectual unnecessary radio frequency signal of absorption vehicle surrounding environment and the signal that receiving blind area monitoring radar that can be accurate sent, make the angle calibration effect of blind area monitoring radar more accurate, eliminate the field of vision blind area of car, can also carry out accurate location to the position that the vehicle parked through tire location guide rail.
Preferably, a tire positioning groove for clamping a tire is arranged on the tire positioning guide rail, and the tire positioning groove is close to the rear end of the tire positioning guide rail.
Preferably, the front end of the tire positioning guide rail extends obliquely outward to form a guide portion for guiding the tire to avoid.
Preferably, the wave-absorbing frame encloses a sealed space, and the opening of the sealed space is an opening of the wave-absorbing frame.
Preferably, the wave-absorbing frame is fixed on the ground through a support and a bolt.
Preferably, the wave-absorbing frame is 0.3m thick and 2m high, and the wave-absorbing frame can absorb 24GHz radio frequency signals.
Preferably, a coaxial cable for adjusting the angle of the radar signal is fixedly connected to the tail end of the horn antenna, and the horn antenna and the coaxial cable are fixed on the ground through a support.
Preferably, the horn antenna is set to 55GHz and 10 dBsm.
Preferably, the length of the coaxial cable is set to 10 m.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
Fig. 1 is a schematic view of a top view structure of a device for monitoring blind areas of an automobile according to a first embodiment of the present invention;
fig. 2 is a schematic view of a horn antenna structure of an automobile blind area monitoring device according to a first embodiment of the present invention;
fig. 3 is the utility model discloses first embodiment provides a car blind area monitoring devices's tire positioning guide rail structure sketch map.
Description of the main element symbols:
the following detailed description of the invention will be further described in conjunction with the above-identified drawings.
Detailed Description
In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. Several embodiments of the invention are given in the accompanying drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are 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 invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1, a device for monitoring blind areas of a vehicle according to a first embodiment of the present invention includes: the wave absorbing frame 10, the tire positioning guide rail 20, the horn antenna 30 and the coaxial cable 40.
Wherein: an opening is formed in one side of the wave absorbing frame 10, the tire positioning guide rail 20 is arranged in the opening of the wave absorbing frame 10, the two horn antennas 30 are arranged inside the wave absorbing frame 10, the wave absorbing frame 10 comprises a frame body 11 and wave absorbing materials 12, the wave absorbing materials 12 are arranged on the inner surface of the frame body 11, the two horn antennas 30 are arranged opposite to the opening of the wave absorbing frame 10, and one horn antenna 30 is arranged right behind the tire positioning guide rail 20.
In this embodiment, as shown in the figure, the monitoring frame mainly includes a frame body 11 and a wave-absorbing material 12, wherein the cross section of the frame body 11 is U-shaped, the wave-absorbing material 12 is completely covered on the inner surface of the frame body 11, the wave-absorbing frame 10 encloses a sealed space, and an opening of the sealed space is an opening of the wave-absorbing frame 10. The opening of the wave absorbing frame 10 is provided with a tire positioning guide rail 20, a tire positioning groove 21 for clamping a vehicle tire is arranged inside the tire positioning guide rail 20, the width of the tire positioning groove 21 is matched with the width of a rear wheel of the vehicle, the tire positioning groove 21 is arranged at the rear end close to the tire positioning guide rail 20, the front end of the tire positioning guide rail 20 is further provided with a guide part 22 which extends outwards in an inclined mode and is used for avoiding and guiding the tire, and the cross section of the guide part 22 is in a shape of Chinese character 'ba'. In this embodiment, the wave-absorbing frame may also be configured as an open-air semi-sealed space, which is within the protection scope of this embodiment.
In this embodiment, the wave-absorbing frame 10 is fixed on the ground through a bracket and a bolt, and the wave-absorbing frame 10 has a thickness of 0.3m and a height of 2m, and can absorb a radio frequency signal of 24 GHz. The coaxial cable 40 for adjusting the radar signal angle is fixedly connected to the tail end of the horn antenna 30, the horn antenna 30 and the coaxial cable 40 are fixed on the ground through a bracket, the horn antenna 30 is set to be 55GHz and 10dBsm, and the length of the coaxial cable 40 is set to be 10 m. In this embodiment, as shown in fig. 2, the main structure of the horn antenna 30 is set to be a cone structure, the bottom of the horn antenna 30 is fixed on the bracket, the top of the horn antenna 30 faces upward for receiving signals sent by the vehicle, and the coaxial cable 40 is fixedly connected to the end of the horn antenna 30 and can be used for enhancing the signal receiving capability of the horn antenna 30. In other embodiments, the feedhorn 30 may be configured in other configurations, all of which are within the scope of the present embodiment.
The specific use mode of the utility model is that when the vehicle is driven into the device, the vehicle can be opened to the designated position along the tire positioning guide rail 20 arranged on the ground, at the moment, the driver can open the pre-installed vehicle software, the blind area monitoring radar which is already installed in the vehicle body is started through the vehicle software, the blind area monitoring radar can send radio frequency signals to the horn antenna 30 which is arranged right behind the tire positioning guide rail 20, at the moment, the wave-absorbing frame 10 which is arranged outside the vehicle and is sealed can effectively eliminate the metal substances of the surrounding environment and the redundant radio frequency signals sent by the vehicle body, thereby the radio frequency signals sent by the blind area monitoring radar in the vehicle body can be accurately transmitted to the horn antenna 30 behind the vehicle body, the horn antenna 30 and the coaxial cable 40 which is welded on the upper surface can be used as a transmitter for reflecting the radar signals and used for adjusting the angles of the radio frequency, the radio frequency signal that is reflected back by horn antenna 30 this moment can be set up in the inside blind area monitoring radar of automobile body and carry out accurate absorption, and the signal that the blind area monitoring radar will receive back again is converted into audio signal through on-vehicle software and is given the driver, and the driver can come the exact operation according to the audio signal who receives to accomplish the parking to the vehicle, eliminate the field of vision blind area of vehicle. The tire positioning rail 20 provided on the ground can further position the parking position of the vehicle.
It should be noted that the above implementation process is only for illustrating the applicability of the present application, but this does not mean that the vehicle blind area monitoring apparatus of the present application has only the above implementation flow, and on the contrary, the vehicle blind area monitoring apparatus of the present application can be incorporated into the feasible embodiments of the present application as long as the vehicle blind area monitoring apparatus of the present application can be implemented.
To sum up, the utility model discloses car blind area monitoring devices in the middle of the above-mentioned embodiment, through set up in subaerial ripples frame 10 and set up in the inside tire location guide rail 20 and the horn antenna 30 of ripples frame 10, utilize the characteristic of ripples frame 10 and horn antenna 30, thereby can effectual absorption vehicle surrounding environment unnecessary radio frequency signal and the signal that receiving blind area monitoring radar sent that can be accurate, make the angle calibration effect of blind area monitoring radar more accurate, eliminate the field of vision blind area of car, can also carry out accurate location to the position that the vehicle parked through tire location guide rail 20.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (9)
1. The utility model provides an automobile blind area monitoring devices which characterized in that: be provided with the open-ended including one side inhale the wave frame, set up in inhale tire location guide rail in the wave frame opening and set up in inhale two horn antenna in the wave frame, inhale the wave frame and include frame body and absorbing material, absorbing material set up in on the internal surface of frame body, two horn antenna with inhale the relative setting of wave frame's opening, one of them horn antenna set up in the dead astern of tire location guide rail.
2. The automotive blind spot monitoring device according to claim 1, characterized in that: the tire positioning guide rail is provided with a tire positioning groove for clamping a tire, and the tire positioning groove is close to the rear end of the tire positioning guide rail.
3. The automotive blind spot monitoring device according to claim 2, characterized in that: the front end of the tire positioning guide rail extends outwards in an inclined mode to form a guide part used for avoiding and guiding the tire.
4. The automotive blind spot monitoring device according to claim 1, characterized in that: the wave-absorbing frame encloses a sealed space, and the opening of the sealed space is the opening of the wave-absorbing frame.
5. The automotive blind spot monitoring device according to claim 4, characterized in that: the wave-absorbing frame is fixed on the ground through a support and a bolt.
6. The automotive blind spot monitoring device according to claim 5, characterized in that: the wave-absorbing frame is 0.3m thick and 2m high, and can absorb 24GHz radio frequency signals.
7. The automotive blind spot monitoring device according to claim 1, characterized in that: the tail end of the horn antenna is fixedly connected with a coaxial cable used for adjusting the angle of a radar signal, and the horn antenna and the coaxial cable are fixed on the ground through a support.
8. The automotive blind spot monitoring device according to claim 7, characterized in that: the horn antenna is set to 55GHz and 10 dBsm.
9. The automotive blind spot monitoring device according to claim 7, characterized in that: the length of the coaxial cable is set to 10 m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020643305.5U CN212031729U (en) | 2020-04-24 | 2020-04-24 | Automobile blind area monitoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020643305.5U CN212031729U (en) | 2020-04-24 | 2020-04-24 | Automobile blind area monitoring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212031729U true CN212031729U (en) | 2020-11-27 |
Family
ID=73495666
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020643305.5U Expired - Fee Related CN212031729U (en) | 2020-04-24 | 2020-04-24 | Automobile blind area monitoring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212031729U (en) |
-
2020
- 2020-04-24 CN CN202020643305.5U patent/CN212031729U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201127 |