WO2018052057A1 - Couvercle de capteur d'infrarouge proche - Google Patents

Couvercle de capteur d'infrarouge proche Download PDF

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Publication number
WO2018052057A1
WO2018052057A1 PCT/JP2017/033198 JP2017033198W WO2018052057A1 WO 2018052057 A1 WO2018052057 A1 WO 2018052057A1 JP 2017033198 W JP2017033198 W JP 2017033198W WO 2018052057 A1 WO2018052057 A1 WO 2018052057A1
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WO
WIPO (PCT)
Prior art keywords
infrared sensor
cover
infrared
near infrared
layer
Prior art date
Application number
PCT/JP2017/033198
Other languages
English (en)
Japanese (ja)
Inventor
辰哉 杉浦
晃司 奥村
英登 前田
新太朗 大川
人嗣 堀部
宏明 安藤
達也 大庭
Original Assignee
豊田合成 株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 豊田合成 株式会社 filed Critical 豊田合成 株式会社
Publication of WO2018052057A1 publication Critical patent/WO2018052057A1/fr

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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
    • G01S17/88—Lidar systems specially adapted for specific applications
    • G01S17/93—Lidar systems specially adapted for specific applications for anti-collision purposes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R19/00—Wheel guards; Radiator guards, e.g. grilles; Obstruction removers; Fittings damping bouncing force in collisions
    • B60R19/02—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects
    • B60R19/48—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects combined with, or convertible into, other devices or objects, e.g. bumpers combined with road brushes, bumpers convertible into beds
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/48—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S17/00
    • G01S7/481—Constructional features, e.g. arrangements of optical elements
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/20—Filters
    • G02B5/26—Reflecting filters
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/20—Filters
    • G02B5/28—Interference filters

Definitions

  • the present invention relates to a near-infrared sensor cover disposed in front of a transmission direction of near-infrared rays transmitted from a near-infrared sensor.
  • the near-infrared sensor is attached to the vehicle in an exposed state, the near-infrared sensor is directly visible from the front of the vehicle. For this reason, not only the near-infrared sensor itself but also the appearance of the vicinity of the near-infrared sensor in the vehicle is impaired, and there is room for improvement in terms of design.
  • This invention is made
  • the objective is providing the cover for near-infrared sensors which can aim at the design improvement, ensuring the detection function of a near-infrared sensor. There is.
  • the near-infrared sensor cover that solves the above problem is a plate-like near-infrared sensor cover that is disposed in front of the near-infrared transmission direction transmitted from the near-infrared sensor in a vehicle, and has a main portion in the thickness direction. , Composed of a transparent or translucent substrate, a part in the thickness direction has a metallic luster, is composed of a bright decorative layer that reflects visible light and transmits near infrared, The light transmittance is 70% or more, and the visible light transmittance is 70% or less.
  • the bright decoration layer reflects visible light and transmits near infrared rays.
  • the visible light transmittance of the near infrared sensor cover is 70% or less. Therefore, the said near-infrared sensor cover exhibits the function which hides a near-infrared sensor by arrange
  • the design (appearance) of the near-infrared sensor cover is enhanced by the metallic luster emitted by the glittering decorative layer.
  • design parts having metallic luster tend to be attached to the front and rear parts of the vehicle, and the near-infrared sensor cover is arranged at a location close to such design parts, so that A bodily sensation is obtained and the design is enhanced in this respect.
  • the near infrared ray when a near infrared ray is transmitted from the near infrared sensor, the near infrared ray passes through the cover for the near infrared sensor.
  • the near infrared light is reflected by hitting an obstacle, passes through the near infrared sensor cover again, and is received by the near infrared sensor.
  • This near infrared sensor cover has a near infrared ray light transmittance of 70% or more, and thus hardly interferes with the transmission of near infrared rays. Therefore, the near-infrared sensor tends to exhibit the function of detecting the distance and relative speed between the vehicle and the obstacle.
  • the bright decoration layer is constituted by a metal half mirror made of a metal reflective thin film.
  • the metal half mirror As described above, it is possible to obtain a bright decoration layer that reflects visible light and transmits near infrared rays.
  • the bright decoration layer is composed of a dielectric multilayer film in which two types of dielectric thin films having different refractive indexes are alternately stacked.
  • the dielectric multilayer film having the above configuration has an advantage that the transmittance and reflectance can be set in a relatively wide range. By adopting such a dielectric multilayer film, visible light is reflected and near infrared light is transmitted. It is possible to obtain a glittering decorative layer.
  • the near-infrared sensor cover can improve the design while ensuring the detection function of the near-infrared sensor.
  • the sectional side view which shows the cover for near-infrared sensors in 1st Embodiment with a near-infrared sensor The sectional side view which shows the cover for near-infrared sensors in 2nd Embodiment with a near-infrared sensor.
  • FIG. 10 is a cross-sectional view of the near-infrared sensor, the cover, and the periphery thereof taken along line 10-10 in FIG.
  • FIG. 10 is a cross-sectional view of the near-infrared sensor, the cover, and the periphery thereof taken along line 10-10 in FIG.
  • FIG. 12 is a cross-sectional view of the near-infrared sensor, the case, and the periphery thereof, taken along line 12-12 in FIG. Sectional drawing of the near-infrared sensor of a modification, a cover, and its periphery.
  • FIG. 15 is a cross-sectional view of the near-infrared sensor, the cover, and the vicinity thereof, taken along line 15-15 of FIG. Sectional drawing of the near-infrared sensor of a modification, a case, and its periphery.
  • Near-infrared sensors 11 are respectively attached to the front portion of the vehicle 10 at both sides in the vehicle width direction.
  • Applicable mounting locations include, for example, both sides in the vehicle width direction of the front lower grill, both sides in the vehicle width direction of the front bumper, and the vicinity of each of the pair of fog lights.
  • Each near-infrared sensor 11 is a component that constitutes a part of the near-infrared radar device, transmits near-infrared IR1 toward the front of the vehicle 10, and is reflected by a front obstacle including a preceding vehicle and a pedestrian. By receiving near-infrared IR2, the distance to the front obstacle and the relative speed are detected. The detection result is used for collision damage reduction control, erroneous start suppression control, and the like.
  • the collision damage reduction control is a control for reducing damage caused by a collision by operating a brake when it is determined that there is a possibility of a collision between the vehicle 10 and a front obstacle.
  • the erroneous start suppression control is a control for suppressing the sudden start of the vehicle 10 by suppressing the output of the engine when the accelerator pedal is depressed more than a certain amount in a situation where a front obstacle exists while the vehicle 10 is stopped. It is.
  • Infrared rays are a type of electromagnetic wave and have a wavelength longer than the wavelength of visible light (0.36 ⁇ m to 0.83 ⁇ m).
  • Near infrared rays IR1 and IR2 have the shortest wavelength (0.83 ⁇ m to 3 ⁇ m) of infrared rays.
  • a millimeter wave radar device has a function similar to that of the near infrared radar device.
  • the millimeter wave radar device emits a millimeter wave toward a predetermined angular range in front of the vehicle 10, and the time difference between the transmission wave and the reception wave, the intensity of the reception wave, etc. Detects inter-vehicle distance and relative speed.
  • the near-infrared sensor 11 in each near-infrared radar device emits a near-infrared IR1 toward a wider angle range than the millimeter wave radar device. Further, the near-infrared sensor 11 detects a front obstacle at a distance closer than that of the millimeter wave radar.
  • a near infrared sensor cover (hereinafter referred to as “cover 20 ⁇ / b> A”) having a plate shape in the vicinity of the front in the transmission direction of the near infrared IR ⁇ b> 1 transmitted from each near infrared sensor 11 has a thickness direction in the transmission direction. Are aligned.
  • Each cover 20A is attached to a strength member such as a radiator grill or a lean reinforcement in the vehicle 10.
  • the cover 20A for each near-infrared sensor 11 has a common configuration.
  • each cover 20A is composed of a base material 21 having a uniform thickness.
  • Each substrate 21 is made of a transparent resin material, for example, PC (polycarbonate), PMMA (polymethyl methacrylate), COP (cycloolefin polymer), or the like.
  • PC polycarbonate
  • PMMA polymethyl methacrylate
  • COP cycloolefin polymer
  • each cover 20 ⁇ / b> A in the thickness direction is configured by a bright decoration layer (half mirror layer) 24 laminated on the back surface 23 of the base material 21.
  • the bright decoration layer 24 is formed to a thickness of 10 nm to 100 nm by performing half mirror deposition, sputtering, or the like using In (indium), AL (aluminum), Sn (tin), or the like as a material.
  • Such a glittering decorative layer 24 has a metallic luster, reflects visible light, and transmits near infrared rays IR1 and IR2.
  • a metal reflective thin film is also called a metal half mirror which forms one form of a half mirror.
  • the light transmittance of near infrared rays IR1 and IR2 in each cover 20A is 70% or more, and the light transmittance of visible light is 70% or less.
  • the cover 20 ⁇ / b> A exhibits a function of hiding the near-infrared sensor 11 by being arranged in front of the transmission direction of the near-infrared IR ⁇ b> 1 transmitted from the near-infrared sensor 11.
  • each cover 20A is enhanced by the metallic luster emitted by the glittering decorative layer 24.
  • design parts having metallic luster tend to be attached to the front portion of the vehicle 10, and the cover 20 ⁇ / b> A is disposed at a location close to such design parts, thereby providing a sense of unity with the design parts. Also in this respect, the design can be improved.
  • each near infrared sensor 11 is covered from the front of the vehicle 10 by each cover 20A, so that those near infrared sensors 11 are protected. This protection suppresses each near infrared sensor 11 from being scratched. Moreover, it is suppressed that each near-infrared sensor 11 changes in quality or deteriorates due to sunlight, wind and rain, temperature change, and the like.
  • each cover 20A By the way, when the near-infrared IR1 is transmitted from each near-infrared sensor 11, the near-infrared IR1 passes through each cover 20A. The near-infrared IR1 hits a front obstacle and is reflected. The reflected near-infrared IR2 passes through each cover 20A again and is received by the near-infrared sensor 11. Since the light transmittance of the near infrared rays IR1 and IR2 in each cover 20A is 70% or more, each cover 20A is unlikely to interfere with the transmission and reflection of the transmitted near infrared rays IR1 and IR2.
  • each near-infrared sensor 11 can appropriately exhibit the function of detecting the distance and relative speed between the vehicle 10 and the front obstacle.
  • Each near infrared sensor cover (hereinafter simply referred to as “cover 20B”) of the second embodiment includes a heating layer 26 that is laminated on the surface 22 of the base material 21 and generates heat when energized, in addition to the configuration of the first embodiment. I have.
  • the heating layer 26 a layer that does not easily interfere with transmission of near infrared rays IR1 and IR2 is used.
  • a layer that does not easily interfere with transmission of near infrared rays IR1 and IR2 is used.
  • a polymer substrate such as film PET (polyethylene terephthalate) or PEN (polyethylene naphthalate)
  • a transparent conductive film made of a metal oxide-based conductive material such as ITO (indium tin oxide) or tin oxide.
  • ITO indium tin oxide
  • tin oxide titanium oxide
  • a film formed by sputtering or the like is used as the transparent heating layer 26.
  • the heating layer 26 having such a configuration it is desirable that the temperature distribution in the direction along the surface 22 becomes uniform when heat is generated.
  • stacks the said heating layer 26 on the surface 22 is 70% or more.
  • the light transmittance of visible light is 70% or less.
  • the transparent conductive film of the heating layer 26 is energized to generate heat, thereby suppressing the snow from adhering to the surface of each cover 20B or melting the adhering snow.
  • the heating layer 26 since the heating layer 26 is located at the forefront of each cover 20B, the heat generated by the heating layer 26 is easily transmitted to the snow attached to the surface of each cover 20B. Therefore, the attached snow can be efficiently melted by the heat of the heating layer 26.
  • Each near infrared sensor cover (hereinafter referred to as “cover 20 ⁇ / b> C”) of the third embodiment includes a reflection suppressing layer 27 made of a thin film formed on the back surface of the bright decoration layer 24 in addition to the configuration of the first embodiment. ing.
  • Each reflection suppression layer 27 is formed by using a material having a refractive index lower than that of each bright decoration layer 24 and performing vacuum deposition, sputtering, WET coating, or the like.
  • each reflection suppression layer 27 is set to a size such that the near infrared IR1A reflected on the back surface of each bright decoration layer 24 and the near infrared IR1B reflected on the back surface of the reflection suppression layer 27 are in opposite phases. Has been.
  • the light transmittance of near-infrared rays IR1 and IR2 in each cover 20C formed by laminating the bright decoration layer 24 and the reflection suppressing layer 27 from the back side to each base material 21 is 70% or more, and visible light
  • the light transmittance of is 70% or less.
  • the near-infrared IR1A reflected by the back surface of the bright decoration layer 24 passes through the reflection suppressing layer 27, and a phase shift occurs between the near-infrared IR1B reflected by the back surface of the reflection suppressing layer 27.
  • Near-infrared IR1A and near-infrared IR1B are in opposite phases, and both near-infrared IR1A and IR1B interfere and cancel each other. In this way, the reflection of the near-infrared IR1 on the back side of each cover 20C is reduced. It can be suppressed that the amount of near-infrared IR1 transmitted through each cover 20C is reduced (lost) due to reflection.
  • the degree of the near-infrared IR2 returning to the near-infrared sensor 11 can be increased, and each near-infrared sensor 11 can properly exhibit the detection function.
  • the film thickness of the reflection suppression layer 27 is “d1”, and the wavelengths of the near infrared rays IR1 and IR2 are “ ⁇ ”, the refractive index n1 of the reflection suppression layer 27
  • each housing case 28 that houses each near infrared sensor 11 is used.
  • Each housing case 28 includes a cylindrical wall portion 29, a bottom wall portion 31, and a flange wall portion 32.
  • the cylindrical wall portion 29 has a cylindrical shape extending in the front-rear direction, and surrounds each near-infrared sensor 11 from the top, bottom, left, and right.
  • the bottom wall portion 31 is provided at the rear end portion of the cylindrical wall portion 29 and closes the cylindrical wall portion 29 from the rear side.
  • the flange wall portion 32 is formed around the front end portion of the cylindrical wall portion 29.
  • each near infrared sensor cover a cover having the same configuration as the cover 20A in the first embodiment is used. And each accommodation case 28 is attached to the vehicle 10 in the state which made the flange wall part 32 approach the glittering decoration layer 24 of each cover 20A.
  • a reflection suppression layer 33 made of a thin film similar to the reflection suppression layer 27 in the third embodiment is provided on the inner wall surface of each housing case 28 and the region irradiated with the near infrared IR1 from each near infrared sensor 11. Is formed.
  • the thickness of the reflection suppression layer 33 is set so that the near infrared IR1 reflected by the inner wall surface of each housing case 28 and the near infrared IR1 reflected by the reflection suppression layer 33 are in opposite phases.
  • the distance and relative speed from the front obstacle may be erroneously detected. is there.
  • a part of the near-infrared IR1 transmitted from each near-infrared sensor 11 is reflected by the inner wall surface of the housing case 28 and the reflection suppression layer 33, respectively.
  • the near-infrared IR1 reflected by the inner wall surface of the housing case 28 is transmitted through the reflection suppressing layer 33, and a phase shift occurs between the near-infrared IR1 reflected by the reflection suppressing layer 33.
  • the near-infrared IR1 reflected by the inner wall surface of the housing case 28 and the near-infrared IR1 reflected by the reflection suppressing layer 33 are in opposite phases, and both near-infrared IR1 interfere and cancel each other.
  • each near-infrared sensor 11 can be prevented from erroneously detecting the distance and relative speed from the front obstacle.
  • each cover 20A it is possible to suppress the amount of near-infrared IR1 transmitted through each cover 20A from being reduced (lost) due to reflection.
  • the degree of the near-infrared IR2 returning to the near-infrared sensor 11 can be increased, and each near-infrared sensor 11 can properly exhibit the detection function.
  • each near-infrared sensor cover of the fifth embodiment (hereinafter referred to as “cover 20D”), in addition to the configuration of the first embodiment, an antifouling layer 34 is formed on the surface 22 of each substrate 21, and a glittering decorative layer is formed.
  • An antifogging layer 35 is formed on the back surface of 24.
  • the antifouling layer 34 is constituted by a film formed using, for example, a fluorine compound or the like.
  • the antifogging layer 35 is formed, for example, by applying an antifogging agent to the bright decoration layer 24.
  • each cover 20D even if each cover 20D cools and it becomes below a dew point, it can suppress that the water vapor
  • the bright decoration layer 24 may be composed of a dielectric multilayer film, a so-called cold mirror.
  • the dielectric multilayer film is a film formed by alternately laminating a dielectric thin film made of a high refractive index material and a dielectric thin film made of a low refractive index material having a lower refractive index.
  • the high refractive index material for example, TiO 2 (titanium dioxide), AL 2 O 3 (aluminum oxide), ZrO 2 (zirconium oxide), or the like is used.
  • the low refractive index material for example, SiO 2 (silicon dioxide), ZnO 2 (zinc peroxide), MgF 2 (magnesium fluoride) or the like is used.
  • a dielectric multilayer film in which five layers of TiO 2 and SiO 2 are alternately stacked can be used as the bright decoration layer 24.
  • the preferred film thickness of the dielectric multilayer film is 100 nm to 2000 nm.
  • a reflective thin film having a high reflectance can be obtained. Slight reflection occurs at the boundary between adjacent dielectric thin films.
  • the thickness of the dielectric thin film is adjusted to an optical path length (refractive index n ⁇ film thickness d) of ⁇ / 4, and the light reflected by each layer is in phase and intensified.
  • the transmittance and reflectance can be set in a wide range.
  • the dielectric multilayer film as described above, it is possible to obtain the bright decoration layer 24 that reflects visible light and transmits the near infrared rays IR1 and IR2.
  • the contents of two or more of the second to fifth embodiments may be combined with the first embodiment.
  • the bright decoration layer 24 may be formed at a location different from the back surface 23 of the base material 21, for example, the front surface 22.
  • Each heating layer 26 may be laminated on the back surface 23 (between the base material 21 and the bright decoration layer 24) or on the back surface of the bright decoration layer 24 instead of the front surface 22 of each base material 21. However, since the heating layer 26 moves away from the surface of each cover 20B, the heat generated by the heating layer 26 is less likely to be transmitted to the snow attached to the surface of the cover 20B.
  • each heating layer 26 what is equipped with the resin sheet and the linear heater formed on the resin sheet may be used.
  • the resin sheet for example, a sheet formed of a transparent resin material such as PC is used.
  • a linear heater what was formed by printing a nichrome wire, a carbon heating element, a silver paste etc., for example is used.
  • This heater is not particularly restricted when placed on the back side of the glitter decoration layer 24, but is transmitted and reflected from the cover 20B when placed on the front side of the glitter decoration layer 24. Further, it is desirable to be provided in a portion outside the transmission region of near infrared rays IR1 and IR2. By carrying out like this, it can suppress that a heater prevents transmission of near-infrared rays IR1 and IR2.
  • the heater When the heater generates heat, the heat is transmitted to the transmission area surrounded by the heater in each cover 20B. Therefore, even if snow adheres to each cover 20B, the snow can be melted by the heat transmitted from the heater.
  • the heater may be arranged alone as a part of the resin sheet.
  • Each reflection suppression layer 27 may be formed on the surface 22 of the base material 21 instead of the back surface of each bright decoration layer 24. By doing so, reflection of near-infrared IR2 on the surface of each cover 20C is suppressed. The near-infrared IR2 that passes through the cover 20C and returns to the near-infrared sensor 11 increases. Therefore, each near-infrared sensor 11 can exhibit a detection function more appropriately.
  • each antireflection layer 27 may be formed on both the front surface 22 of each base material 21 and the back surface of the bright decoration layer 24. By doing so, it is possible to suppress both near-infrared IR1 and IR2 reflection on the front and back surfaces of each cover 20C.
  • an antireflection layer 27 (specifically, an antireflection layer 27 ⁇ / b> A) may be provided between the bright decoration layer 24 and the base material 21.
  • the refractive index of the reflection suppressing layer 27A is “n2”
  • the film thickness of the reflection suppressing layer 27A is “d2”
  • the wavelength of the near infrared ray transmitted and received by the near infrared sensor 11 is “ ⁇ ”
  • the reflection suppressing layer 27A satisfying these relational expressions between the bright decoration layer 24 and the base material 21 are provided. It has been confirmed from the results of various experiments and simulations by the inventors that the infrared rays are appropriately canceled and each near-infrared sensor 11 properly exhibits the detection function.
  • each antireflection layer 27 and 33 what laminated a plurality of thin films may be adopted.
  • the plurality of thin films those having different refractive indexes and thicknesses may be used. If it does in this way, the phase of near infrared rays IR1 and IR2 reflected by each thin film can be varied. For a wide range of wavelengths, the reflection of near-infrared IR1 and IR2 can be reduced.
  • each cover 20D one of the antifouling layer 34 and the antifogging layer 35 may be omitted.
  • a water repellent layer, a hydrophilic layer, an oil repellent layer, a photocatalyst layer, or the like may be formed on the surface 22 of each substrate 21 instead of the antifouling layer 34. By doing in this way, it can suppress that a water droplet, mud, etc. adhere to the surface of each cover 20D.
  • the water repellent layer is composed of an organic coating film, a silicone film, or the like.
  • water repellent layer water attached to the surface of the cover 20D is repelled to make the cover 20D difficult to wet, so that a water film can be prevented from being formed on the surface of each cover 20D.
  • the oil repellent layer it is possible to repel the oil adhering to the surface of the cover 20D and to suppress the formation of an oil film on the surface of each cover 20D.
  • the condensed moisture can be washed away by spreading it into a film.
  • the contact angle of water can be made close to zero by superhydrophilicity, and condensation of water droplets can be suppressed.
  • the base material 21 is colored and translucent, for example, the base material 21 is formed of a material resin material mainly composed of the above-described transparent resin material (PC, PMMA, COP or the like).
  • the material-attached resin material is a material obtained by coloring the resin itself by mixing a coloring material such as a pigment or the like with the resin material or by mixing a bright material with the coloring material.
  • Each cover 20A to 20D can be applied to a vehicle 10 in which each near-infrared sensor 11 is attached to a location different from the front portion of the vehicle, for example, the rear portion.
  • a rear bumper may be used as an attachment location.
  • a hard coat layer having a hardness higher than that of the member may be laminated on the surface of the member constituting the outermost part of each cover 20A to 20D.
  • the hard coat layer is formed by applying a known surface treating agent for the resin to the surface of the member.
  • the surface treatment agent include acrylate-based, oxetane-based, silicone-based organic hard coat agents, inorganic hard coat agents, organic-inorganic hybrid hard coat agents, and the like.
  • a cleaning liquid passage 36 and a cleaning liquid nozzle 37 for injecting a cleaning liquid onto the cover surface, and an air passage 38 and an air nozzle 39 for blowing air onto the cover surface. May be provided.
  • the cover surface is cleaned with the cleaning liquid ejected from the cleaning liquid nozzle 37, or the cleaning liquid and foreign matters (water, dust, etc.) attached to the cover surface are blown away by the air sprayed from the air nozzle 39. can do.
  • FIG. 8 shows only the near-infrared sensor 40 provided on the left front side of the vehicle. Since the mounting structures of the four near infrared sensors 40 are the same, only the mounting structure of the near infrared sensor 40 provided on the left front side of the vehicle will be described below, and the mounting structures of the other three near infrared sensors 40 will be described. I will omit the explanation about.
  • the near-infrared sensor 40 has a substantially rectangular parallelepiped shape.
  • a cover 60 is integrally provided on the outer side of the vehicle in the near infrared sensor 40 (left side in FIG. 10) via a bracket 50.
  • the cover 60 is made of a transparent synthetic resin material (in this embodiment, an acrylic resin).
  • This cover 60 has a design part 61 with a covered square cylindrical shape and a square annular flange 63 surrounding the periphery of the opening end 62 on the inner side (right side in FIG. 10) of the vehicle in the consent design part 61. .
  • a half mirror layer 64 made of a thin film of a metal material (in this embodiment, chromium) is formed. This half mirror layer 64 reflects visible light while transmitting near infrared rays.
  • the flange 63 is provided with a plurality of through holes 65. In the present embodiment, six through holes 65 are provided in the flange 63. These through holes 65 are arranged at intervals so as to surround the periphery of the design portion 61.
  • the bracket 50 is formed of a metal plate.
  • the bracket 50 includes a square cylindrical fixing portion 51 and a square annular flange 53 surrounding the periphery of the outer opening end 52 of the fixing portion 51.
  • the near-infrared sensor 40 is integrally fixed to the fixing portion 51 in a state of being inserted into the fixing portion 51.
  • the flange 53 is provided with a plurality of through holes 54. In the present embodiment, six through holes 54 are provided in the flange 53. These through holes 54 are arranged at intervals so as to surround the periphery of the fixed portion 51.
  • the facing surface 63A on the inner side of the flange 63 of the cover 60 and the facing surface 53A on the outer side of the flange 53 of the bracket 50 are bonded together. Through this adhesion, the detection surface 41 of the near-infrared sensor 40 and the inner surface (specifically, the half mirror layer 64) of the design portion 61 of the cover 60 face each other.
  • the cover 60 is integrally provided on the near infrared sensor 40 so as to cover the detection surface 41 of the near infrared sensor 40 in this way.
  • the through holes 65 of the flange 63 of the cover 60 and the through holes 54 of the flange 53 of the bracket 50 are in communication with each other.
  • a substantially square annular seal portion 67 extending across the entire circumference of the near infrared sensor 40 is interposed.
  • the seal portion 67 is formed of a synthetic rubber material, and is provided in a compressed state between the side wall inner surface 66 of the cover 60 and the side wall outer surface 42 of the near infrared sensor 40. The inside and outside of the gap 68 between the detection surface 41 of the near infrared sensor 40 and the cover 60 are sealed by the seal portion 67.
  • the near-infrared sensor 40 and the cover 60 are attached to a bumper 70 as an exterior part of the vehicle.
  • a substantially rectangular attachment hole 71 is formed in the bumper 70.
  • a plurality of substantially cylindrical bosses 74 project from the inner surface 73 of the bumper 70. In the present embodiment, six bosses 74 project from the surface 73 of the bumper 70. These bosses 74 are arranged at intervals so as to surround the periphery of the mounting hole 71.
  • the cover 60 is inserted into the mounting hole 71 of the bumper 70 from the inner side.
  • the near-infrared sensor 40 and the cover 60 are in a state where the design portion 61 of the cover 60 is exposed to the outside of the vehicle, and the outermost portion of the detection surface 41 of the near-infrared sensor 40 is the outer surface of the bumper 70. 75 and substantially flush with the surface.
  • the mounting screw 76 is inserted into the through holes 54 and 65 of the flanges 53 and 63 and is screwed into the boss 74 of the bumper 70.
  • the near-infrared sensor 40 and the cover 60 are fixed to the bumper 70 by screw fastening.
  • the near infrared sensor 40 is integrally provided with a translucent cover 60 having a half mirror layer 64 on the inner surface so as to cover the detection surface 41.
  • the near-infrared sensor 40 and the cover 60 are attached to the vehicle such that a portion of the cover 60 covering the detection surface 41 (specifically, the design portion 61) is exposed to the outside of the vehicle.
  • the near-infrared sensor 40 is covered by the cover 60 by reflecting the visible light by the half mirror layer 64 of the cover 60. Therefore, the near-infrared sensor 40 can be made difficult to see from the outside of the vehicle, and the arrangement of the near-infrared sensor 40 can be improved compared to the case where the near-infrared sensor 40 is attached to the vehicle in an exposed state. The design property can be improved.
  • the cover 60 transmits near-infrared light.
  • the near infrared light that is reflected and returned is transmitted through the cover 60. Therefore, the detection function of the near infrared sensor 40 is ensured.
  • the near-infrared sensor 40 and the cover 60 are integrated, the near-infrared sensor 40 and the cover 60 can be attached with less work compared to the case where they are separately attached to the vehicle.
  • the cover 60 when the cover 60 is damaged due to a collision with a stepping stone or the like, it can be repaired by replacing only the relatively inexpensive cover 60 without replacing the expensive near infrared sensor 40. Such costs can be reduced.
  • the attachment member for example, a bracket extending from the reinforcement member to the sensor attachment position
  • the attachment position of the near infrared sensor 40 is likely to be limited.
  • the near infrared sensor 40 and the cover 60 are fixed to the bumper 70 disposed around the near infrared sensor 40 and the cover 60, it is only necessary to provide the bumper 70 with a boss 74 as an attachment member. 60 can be arranged with a high degree of freedom.
  • the design portion 61 of the cover 60 can be seen from the outside of the vehicle, if the relative position between the mounting hole 71 of the bumper 70 and the design portion 61 of the cover 60 is deviated from the normal position, the cover 60 and its peripheral portion (that is, The appearance of the near infrared sensor 40 is deteriorated.
  • the near-infrared sensor 40 and the cover 60 are fixed to the bumper 70, the near-infrared sensor 40 and the cover 60 are attached to the bumper 70 while actually checking the relative positions. Can do.
  • the near infrared sensor 40 and the cover 60 can be easily positioned, and the near infrared sensor 40 and the cover 60 are attached. Can be easily performed.
  • the cover 60 is provided so as to cover the detection surface 41 of the near-infrared sensor 40, when a foreign matter adheres to the detection surface 41, the foreign matter can be removed by wiping or the like. Can not.
  • the inside and outside of the gap 68 between the detection surface 41 of the near infrared sensor 40 and the cover 60 is between the outer wall surface 42 of the near infrared sensor 40 and the side wall inner surface 66 of the design portion 61 of the cover 60.
  • a seal portion 67 for sealing is interposed. Since this seal portion 67 can suppress entry of foreign matter into the gap 68 between the detection surface 41 of the near-infrared sensor 40 and the cover 60, it is possible to suppress the above-described inconvenience due to adhesion of foreign matter to the detection surface 41. Can do.
  • a semitransparent cover 60 having a half mirror layer 64 on the inner surface is integrally provided on the near infrared sensor 40 so as to cover the detection surface 41 thereof.
  • these near-infrared sensors 40 and the cover 60 were attached to the vehicle so that the part which covers the said detection surface 41 in the cover 60 might be exposed to the vehicle exterior. Therefore, compared with the case where the near-infrared sensor 40 is attached to the vehicle in an exposed state, the appearance of the arrangement part of the near-infrared sensor 40 can be improved and the design can be improved. Moreover, the detection function of the near-infrared sensor 40 can be ensured. Furthermore, compared with the case where the near-infrared sensor 40 and the cover 60 are separately attached to the vehicle, the attachment of the near-infrared sensor 40 and the cover 60 can be performed with less work.
  • the near-infrared sensor 40 and the cover 60 are fixed to the bumper 70 disposed around the sensor, the near-infrared sensor 40 and the cover 60 can be disposed with a high degree of freedom.
  • a seal portion 67 that seals the inside and outside of the gap 68 between the detection surface 41 of the near infrared sensor 40 and the cover 60 between the sidewall outer surface 42 of the near infrared sensor 40 and the sidewall inner surface 66 of the design portion 61 of the cover 60. was installed. Therefore, the occurrence of the inconvenience due to the adhesion of foreign matter to the detection surface 41 of the near infrared sensor 40 can be suppressed.
  • a seventh embodiment which is an embodiment of a near-infrared sensor mounting structure, will be described focusing on differences from the previous sixth embodiment.
  • the same components as those in the sixth embodiment are denoted by the same reference numerals, and detailed description thereof is omitted.
  • a cover 60 that covers the detection surface 41 of the near-infrared sensor 40 is provided, whereas in this embodiment, a case that houses the near-infrared sensor 40 is provided.
  • the present embodiment is different from the sixth embodiment.
  • the case 80 includes a cover 90 disposed on the outer side (left side in FIG. 12) of the near-infrared sensor 40 and the inner side (see FIG. 12) of the near-infrared sensor 40. 12 on the right side).
  • the cover 90 is made of a transparent resin material.
  • the cover 90 includes a design part 61 having a covered square cylindrical shape and a square annular flange 93 that surrounds the opening end 92 on the inner side of the consent design part 61.
  • a half mirror layer 64 made of a thin film of a metal material is formed on the inner surface of the design portion 61.
  • the housing 100 is made of a synthetic resin material (acrylic resin in this embodiment), and has a bottomed rectangular tube-shaped housing portion 101 and a square surrounding the periphery of the opening end 102 on the outer side of the housing portion 101. And an annular flange 103.
  • the near-infrared sensor 40 is fastened and fixed to the bottom wall 104 of the housing 100 with a screw 105 while being inserted into the housing 100.
  • a plurality of through holes 106 are provided in the flange 103. In the present embodiment, six through holes 106 are provided in the flange 103. These through holes 106 are arranged at intervals so as to surround the periphery of the accommodating portion 101.
  • the inner facing surface 93A of the flange 93 of the cover 90 and the outer facing surface 103A of the flange 103 of the housing 100 are welded together.
  • the case 80 including the cover 90 and the housing 100 is integrated, and the near infrared sensor 40 is accommodated in the case 80.
  • the flange 93 of the cover 90 and the flange 103 of the housing 100 are joined so as to seal the inside and outside of the case 80.
  • the detection surface 41 of the near-infrared sensor 40 and the inner surface (half mirror layer 64) of the design portion 61 of the cover 90 face each other.
  • the cover 90 is arrange
  • the case 80 in which the near infrared sensor 40 is accommodated is attached to the bumper 70. Specifically, the case 80 is inserted from the inner side into the mounting hole 71 of the bumper 70, and the case 80 is moved to a position where the flange 103 of the housing 100 abuts against the boss 74 of the bumper 70. Thereby, the design portion 61 of the cover 90 is exposed to the outside of the vehicle, and the outermost portion of the detection surface 41 of the near infrared sensor 40 is substantially flush with the outer surface 75 of the bumper 70. Near infrared sensor 40 and case 80 are arranged.
  • the mounting screw 76 is inserted into the through hole 106 of the flange 103 of the housing 100 and screwed to the boss 74 of the bumper 70.
  • the near-infrared sensor 40 and the case 80 are fixed to the bumper 70 by screw fastening.
  • the effects described in the following (4) and (5) can be obtained in addition to the effects according to the effects described in (1) and (2) above.
  • the near-infrared sensor 40 is accommodated in a case 80 including the cover 90 and the housing 100.
  • the flange 93 of the cover 90 and the flange 103 of the housing 100 are joined so as to seal the inside and outside of the case 80. Accordingly, foreign matter can be prevented from entering the inside of the case 80 through the joint portion between the cover 90 and the housing 100, and thus the inconvenience caused by the foreign matter adhering to the detection surface 41 of the near infrared sensor 40 can be generated. Can be suppressed.
  • sticker part 67 can employ
  • a structure in which the facing surface 63A on the inner side of the flange 63 of the cover 60 and the facing surface 53A on the outer side of the flange 53 of the bracket 50 may be omitted.
  • the collar is attached to the boss of the bumper 70, and the screw 76 is screwed to the collar. Also good.
  • the same components as those in the sixth embodiment are denoted by the same reference numerals, and detailed description thereof is omitted.
  • a plurality of covered cylindrical bosses 112 project from the inner surface 111 of the bumper 110.
  • six bosses 112 project from the surface 111 of the bumper 110.
  • These bosses 112 are arranged at intervals so as to surround the periphery of the mounting hole 71.
  • a through hole 114 is formed in the central portion of the lid 113 of each boss 112, and a substantially cylindrical collar 115 is fitted in the through hole 114.
  • an annular groove 116 is formed in the axial center portion of the outer peripheral surface of the collar 115, and this groove 116 is fitted to the inner edge of the through hole 114.
  • the collar 115 is formed of a synthetic resin material (for example, polyacetal resin) having higher crack resistance than the material for forming the cover 60. Then, the mounting screw 76 is screwed into the collar 115 in a state of being inserted into the through holes 54 and 65 of the flanges 53 and 63. Thereby, the near-infrared sensor 40 and the cover 60 are fixed to the bumper 110.
  • a synthetic resin material for example, polyacetal resin
  • the collar 115 is sandwiched between the cover 60 and the screw 76.
  • the collar 115 is made of a material having high crack resistance. Therefore, when fixing the cover 60 to the bumper 70 by screw fastening, the cover 60 (specifically, the flange 63) can be prevented from cracking.
  • the flange 93 of the cover 90 and the flange 103 of the housing 100 may be fixed by means other than welding, such as a hot melt adhesive.
  • the near-infrared sensor 40 is arrange
  • the detection performance by the near-infrared sensor 40 can be improved.
  • the half mirror layer 64 can be formed of a thin film of a metal material (for example, aluminum) other than chromium. -In each embodiment, you may form the covers 60 and 90 with the synthetic resin material colored translucently. In this case, the half mirror layer 64 on the inner surfaces of the covers 60 and 90 may be omitted as long as the deterioration of the design of the portion where the near infrared sensor 40 is disposed can be suppressed. In short, the covers 60 and 90 may be translucent so that the near-infrared sensor 40 is difficult to see.
  • a metal material for example, aluminum
  • the cover 60, 90 may be formed of a synthetic resin material having a function of self-repairing the surface scratches. Further, the outer surface of the covers 60 and 90 may be subjected to a hard coat process. According to such a configuration, it is possible to suppress a decrease in detection accuracy of the near-infrared sensor 40 due to scratches on the covers 60 and 90 and a decrease in design of a portion where the near-infrared sensor 40 is disposed.
  • Water repellent treatment or hydrophilic treatment may be applied to the outer surface of the covers 60, 90. According to such a configuration, it is possible to suppress water droplets from adhering to the outer surfaces of the covers 60 and 90, and thus it is possible to suppress erroneous detection of the near-infrared sensor 40 and a decrease in detection accuracy caused by the water droplet adhesion.
  • Heaters may be provided on the covers 60 and 90. According to such a configuration, when snow adheres to the outer surfaces of the covers 60 and 90, the adhering snow can be melted. Therefore, it is possible to suppress erroneous detection of the near-infrared sensor 40 and a decrease in detection accuracy due to snow adhesion.
  • a cover 120 is integrally provided on the outer side of the near-infrared sensor 40 (left side in FIG. 15).
  • the cover 120 is formed in a covered square cylinder shape.
  • a half mirror layer 64 is formed on the inner surface of the cover 120.
  • the outer surface of the near infrared sensor 40 and the inner surface of the cover 120 are bonded and fixed with an adhesive in a state where the portion including the detection surface 41 in the near infrared sensor 40 is inserted into the cover 120.
  • the detection surface 41 of the near-infrared sensor 40 and the inner surface (specifically, the half mirror layer 64) of the cover 120 face each other.
  • the cover 120 is integrally provided on the near-infrared sensor 40 so as to cover the detection surface 41 of the near-infrared sensor 40 in this way.
  • An adhesive portion (seal portion 121) made of an adhesive extends in a substantially square ring around the entire circumference of the near infrared sensor 40.
  • the seal portion 121 seals the inside and outside of the gap 68 between the detection surface 41 of the near infrared sensor 40 and the cover 120.
  • the near infrared sensor 40 and the cover 120 are attached to a bumper 130 of the vehicle.
  • a plurality of convex portions 122 project from the side wall outer surface 123 of the cover 120.
  • six convex portions 122 project from the side wall outer surface 123 of the cover 120.
  • the convex portions 122 are arranged at intervals in the circumferential direction of the outer wall surface 123 of the cover 120.
  • the bumper 130 has a rectangular cylindrical support wall 131 that protrudes inward (right side in FIG. 15) from the inner periphery of the mounting hole 71.
  • the support wall 131 is provided with a plurality of fitting holes 132.
  • six fitting holes 132 are provided in the support wall 131. These fitting holes 132 are arranged at intervals in the circumferential direction of the support wall 131.
  • the near infrared sensor 40 When the near infrared sensor 40 is attached to the bumper 130, the near infrared sensor 40 is inserted into the support wall 131 of the bumper 130 from the outside with the cover 120. At this time, the cover 120 and the near-infrared sensor 40 move inside the support wall 131 inward while pushing the support wall 131 of the bumper 130 wide by the convex portion 122 of the cover 120. And if the position of the fitting hole 132 of the support wall 131 of the bumper 130 and the position of the convex part 122 of the cover 120 correspond, it will be in the state shown in FIG. As a result, the near infrared sensor 40 and the cover 120 are fixed to the bumper 130. Even with such a mounting structure, it is possible to obtain effects according to the effects described in (1) to (3) above.
  • FIG. 16 Another specific example of the mounting structure of the near-infrared sensor 40 will be described with reference to FIG. 16, focusing on the differences from the specific examples shown in FIGS.
  • the same components as those in the specific examples shown in FIGS. 14 and 15 are denoted by the same reference numerals, and detailed description thereof is omitted.
  • this mounting structure has a case 140 composed of the cover 120 and a bottomed rectangular tube-shaped housing 141.
  • the near-infrared sensor 40 is fixed to the bottom wall 142 of the housing 141 by screw fastening while being inserted into the housing 141.
  • the end surface on the vehicle inner side (right side in FIG. 9) of the side wall 143 of the cover 120 and the end surface on the vehicle outer side (left side in FIG. 9) of the side wall 144 of the housing 141 are joined by welding.
  • the case 140 including the cover 120 and the housing 141 is integrated, and the near-infrared sensor 40 is accommodated in the case 140.
  • the end surface of the side wall 144 of the cover 120 and the end surface of the side wall 143 of the housing 141 are joined so as to seal the inside and outside of the case 140.
  • the detection surface 41 of the near-infrared sensor 40 and the inner surface (half mirror layer 64) of the design portion 61 of the cover 120 are opposed to each other. Accordingly, the cover 120 is disposed so as to cover the detection surface 41 of the near infrared sensor 40. Even with such a mounting structure, it is possible to obtain an effect according to the effects described in (1), (2), (4) and (5) above.
  • the mounting structure in each of the above embodiments is also applicable to mounting structures that attach the near infrared sensor to exterior parts other than bumpers, such as a mounting structure that attaches the near infrared sensor to the front grille, or a mounting structure that attaches the near infrared sensor to the fog lamp cover. can do.
  • the near-infrared sensor 40 and the covers 60 and 90 may be fixed to a reinforcing member of the vehicle. Even with such a mounting structure, it is possible to improve the design of the portion where the near infrared sensor 40 is disposed while ensuring the detection function of the near infrared sensor 40.
  • a part of the cover 60 (design part 61) of the sixth embodiment and a part of the cover 90 (design part 61) of the seventh embodiment may be any of the covers 20B, 20C, 20D of the second to fifth embodiments. You may do it.
  • the near-infrared sensor is integrally provided with a translucent cover that covers the detection surface of the near-infrared sensor, The near-infrared sensor and the cover are attached to the vehicle so that a portion of the cover that covers the detection surface is exposed to the outside of the vehicle.
  • the near-infrared sensor can be made invisible from the outside of the vehicle by covering the near-infrared sensor with the translucent cover. Therefore, compared with the case where the near-infrared sensor is attached to the vehicle in an exposed state, the appearance of the arrangement part of the near-infrared sensor can be improved and the design can be improved.
  • the detection surface of the near-infrared sensor is covered with a cover, the cover is translucent. It will penetrate the cover. Thereby, the detection function of a near-infrared sensor is ensured. Furthermore, since the cover and the near-infrared sensor are integrated, the cover and the near-infrared sensor can be attached to the vehicle with less work.
  • the attachment member can be reduced, and the near infrared sensor and the cover are arranged with a high degree of freedom. be able to.
  • the detection accuracy of the near infrared sensor may be lowered.
  • the cover that covers the detection surface of the near-infrared sensor is provided, the foreign material cannot be removed when the foreign material adheres to the detection surface.
  • the seal portion can suppress the entry of foreign matter into the gap between the detection surface of the near infrared sensor and the cover. Can be suppressed.
  • (E) having a housing that constitutes a case for housing the near-infrared sensor together with the cover;
  • the near infrared sensor mounting structure according to any one of (A) to (C), wherein the cover and the housing are joined so as to seal the inside and outside of the case.

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  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Mechanical Engineering (AREA)
  • Electromagnetism (AREA)
  • Optical Radar Systems And Details Thereof (AREA)

Abstract

La présente invention concerne un couvercle de capteur d'infrarouge proche (20A) qui est formé en une forme de plaque et agencé devant un capteur infrarouge proche (11) sur un véhicule (10) le long de la direction de déplacement de rayons d'infrarouge proche (IR1) émis depuis le capteur infrarouge proche (11). Dans le couvercle de capteur d'infrarouge proche (20A), une partie principale le long de la direction d'épaisseur est constituée d'un matériau de base transparent ou translucide (21), tandis qu'une partie du couvercle le long de la direction de l'épaisseur est constituée d'une couche décorative brillante (24) qui réfléchit la lumière visible mais transmet des rayons infrarouges proches (IR1, IR2). La couche décorative brillante (24) présente un brillant métallique. Le couvercle de capteur d'infrarouge infrarouge (20A) a une transmittance de rayonnement infrarouge proche de 70 % ou plus et une transmittance de lumière visible de 70 % ou moins.
PCT/JP2017/033198 2016-09-15 2017-09-14 Couvercle de capteur d'infrarouge proche WO2018052057A1 (fr)

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Application Number Priority Date Filing Date Title
JP2016180430 2016-09-15
JP2016-180430 2016-09-15
JP2016206202 2016-10-20
JP2016-206202 2016-10-20

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JP2019133153A (ja) * 2018-01-30 2019-08-08 ヴァイアヴィ・ソリューションズ・インコーポレイテッドＶｉａｖｉ Ｓｏｌｕｔｉｏｎｓ Ｉｎｃ． 光学的特性及び機械的特性を有する光学デバイス
JP2020016736A (ja) * 2018-07-25 2020-01-30 株式会社ファルテック ライダーカバー
WO2020077130A1 (fr) * 2018-10-11 2020-04-16 Pony Ai Inc. Mécanisme d'essuie-glace alternatif permettant d'éliminer l'eau de pluie sur un boîtier de capteur
WO2020100450A1 (fr) * 2018-11-14 2020-05-22 豊田合成株式会社 Couvercle de transmission infrarouge
JP2020085571A (ja) * 2018-11-20 2020-06-04 トヨタ自動車株式会社 センサ搭載構造
JP2020147716A (ja) * 2019-03-15 2020-09-17 三菱ケミカル株式会社 赤外線センサカバー用樹脂組成物、赤外線センサカバー、赤外線センサモジュール及びカメラ
JP2020159933A (ja) * 2019-03-27 2020-10-01 豊田合成株式会社 車両への近赤外線センサ及びセンサカバーの取り付け構造
WO2020195949A1 (fr) * 2019-03-27 2020-10-01 豊田合成株式会社 Structure destinée à monter un capteur proche infrarouge et un couvercle de capteur sur un véhicule
WO2020195247A1 (fr) * 2019-03-28 2020-10-01 豊田合成株式会社 Couvercle de capteur infrarouge
JP2020159932A (ja) * 2019-03-27 2020-10-01 豊田合成株式会社 近赤外線センサのシール構造
JP2020165943A (ja) * 2019-03-28 2020-10-08 豊田合成株式会社 赤外線センサ用カバー
SE1950708A1 (en) * 2019-06-13 2020-12-14 Scania Cv Ab A cover device, a sensor arrangement comprising such a cover device and a vehicle comprising such a cover device
CN112578364A (zh) * 2019-09-27 2021-03-30 丰田合成株式会社 近红外传感器罩
JP2021054009A (ja) * 2019-10-01 2021-04-08 豊田合成株式会社 近赤外線センサカバーの製造方法
JP2021081698A (ja) * 2019-11-19 2021-05-27 大日本印刷株式会社 樹脂パネル及び赤外線センサー
CN113454483A (zh) * 2018-12-21 2021-09-28 旭硝子欧洲玻璃公司 设有可释放保护层的激光雷达检测装置
CN114690151A (zh) * 2020-12-31 2022-07-01 东丽先端材料研究开发（中国）有限公司 一种滤光器及传感器保护盖
US20220298621A1 (en) * 2021-03-19 2022-09-22 Toyoda Gosei Co., Ltd. Method for manufacturing near-infrared sensor cover
EP4148401A1 (fr) * 2021-09-09 2023-03-15 Toyoda Gosei Co., Ltd. Couvercle de capteur d'ondes électromagnétiques
EP4160253A1 (fr) * 2021-09-29 2023-04-05 Toyoda Gosei Co., Ltd. Structure montée sur véhicule, unité de couvercle de transmission d'ondes électromagnétiques et couvercle de transmission d'ondes électromagnétiques
WO2023068187A1 (fr) * 2021-10-22 2023-04-27 Ａｇｃ株式会社 Couvercle pour capteur et module de capteur
WO2023182412A1 (fr) * 2022-03-24 2023-09-28 大日本印刷株式会社 Panneau de résine pour capteur infrarouge, et capteur infrarouge et article utilisant ledit panneau de résine
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JP2019133153A (ja) * 2018-01-30 2019-08-08 ヴァイアヴィ・ソリューションズ・インコーポレイテッドＶｉａｖｉ Ｓｏｌｕｔｉｏｎｓ Ｉｎｃ． 光学的特性及び機械的特性を有する光学デバイス
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CN113163996A (zh) * 2018-10-11 2021-07-23 小马智行 用于去除传感器外壳上的雨水的替代刮水器机构
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JP7131326B2 (ja) 2018-11-20 2022-09-06 トヨタ自動車株式会社 センサ搭載構造
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