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WO2017104904A1 - Corps rotatif - Google Patents

Corps rotatif Download PDF

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Publication number
WO2017104904A1
WO2017104904A1 PCT/KR2016/002955 KR2016002955W WO2017104904A1 WO 2017104904 A1 WO2017104904 A1 WO 2017104904A1 KR 2016002955 W KR2016002955 W KR 2016002955W WO 2017104904 A1 WO2017104904 A1 WO 2017104904A1
Authority
WO
WIPO (PCT)
Prior art keywords
housing
blade
rotating body
case
laser
Prior art date
Legal status (The legal status 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 status listed.)
Ceased
Application number
PCT/KR2016/002955
Other languages
English (en)
Korean (ko)
Inventor
이종원
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hanwha Vision Co Ltd
Original Assignee
Hanwha Techwin Co Ltd
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 Hanwha Techwin Co Ltd filed Critical Hanwha Techwin Co Ltd
Publication of WO2017104904A1 publication Critical patent/WO2017104904A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • 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

Definitions

  • the present invention relates to an apparatus, and more particularly, to a rotating body.
  • a rotating body performing a rotational movement
  • heat may be generated in a component inside the rotating body.
  • a rotating body generally uses electricity, and includes a circuit to perform precise control.
  • a rotating body may include a device such as a lidar.
  • heat of the rotating body may be discharged to the outside in various ways. Specifically, a fan or a heat dissipation fin may be installed to discharge heat of the rotating body to the outside.
  • Such a rotating body is specifically disclosed in Korean Patent Publication No. 2009-0036755 (Invention name: 3D space recognition sensor, Applicant: LG Innotek Co., Ltd.).
  • Embodiments of the present invention seek to provide a rotating body.
  • An aspect of the present invention includes a driving unit, a first housing rotatably connected to the driving unit, and a second housing coupled to the first housing and disposed to be spaced apart from an outer surface portion of the first housing. At least one of the first housing and the second housing may provide a rotating body including a first blade protruding from the surface.
  • Embodiments of the present invention can effectively lower the temperature inside the first housing. In addition, embodiments of the present invention can prevent malfunction of the devices inside the first housing.
  • FIG. 1 is an exploded perspective view showing a rotating body according to an embodiment of the present invention.
  • FIG. 2 is a cross-sectional view illustrating the rotating body illustrated in FIG. 1.
  • FIG. 3 is a perspective view illustrating a second housing illustrated in FIG. 1.
  • FIG. 4 is a perspective view illustrating the first blade illustrated in FIG. 3.
  • FIG. 5 is a cross-sectional view showing a rotating body according to another embodiment of the present invention.
  • An aspect of the present invention includes a driving unit, a first housing rotatably connected to the driving unit, and a second housing coupled to the first housing and disposed to be spaced apart from an outer surface portion of the first housing. At least one of the first housing and the second housing may provide a rotating body including a first blade protruding from the surface.
  • the first blade may be disposed to be inclined.
  • the first blade may be formed in a curve.
  • the first blade may have an airfoil shape in cross section.
  • a plurality of first blades may be provided, and the plurality of first blades may be spaced apart from each other.
  • the height of the first blade may be equal to the distance between the first housing and the second housing.
  • the height of the first blade may be formed differently along the longitudinal direction of the first blade.
  • the first blade may be lower than other portions of the first contacting the outside air with respect to the rotation direction of the first housing.
  • At least one of the first housing and the second housing may further include a second blade for guiding outside air between the first housing and the second housing.
  • the second housing may be formed with a through hole connecting the outside and the space between the first housing and the second housing.
  • an outer surface of the first housing may be anodized.
  • the plurality of first blades may be provided, and the plurality of blades may be arranged to form a spiral in the height direction of the first housing.
  • the rotating body may be installed in various rotating bodies.
  • the rotating body may include a LiDAR.
  • the rotating body may include a radar.
  • the rotating body may include a surveillance camera.
  • the rotor includes a lidar for the convenience of description.
  • FIG. 1 is an exploded perspective view showing a rotating body according to an embodiment of the present invention.
  • FIG. 2 is a cross-sectional view illustrating the rotating body illustrated in FIG. 1.
  • 3 is a perspective view illustrating a second housing illustrated in FIG. 1.
  • 4 is a perspective view illustrating the first blade illustrated in FIG. 3.
  • the rotating body 100 includes a body part 110, a driving part 120, a first housing 130, a second housing 140, a first blade 150, and a sensor part ( 161, the laser generator 170, and the controller 190 may be included.
  • the body unit 110 may form an appearance and may be installed in an external object or the outside. In this case, the body 110 may be installed to be fixed to an external object or the outside.
  • the driver 120 may be installed in the body 110.
  • the driving unit 120 may include a motor and the like, and may generate rotational force during operation.
  • the first housing 130 may be connected to the driver 120.
  • the first housing 130 may have a space formed therein, and the sensor unit 161 and the laser generation unit 170 may be installed in the space.
  • the first housing 130 may be formed of a metal material.
  • the first housing 130 may be formed of an aluminum material.
  • the surface of the first housing 130 may be in an anodized state.
  • the outer housing 130 of the first housing 130 facing the inner surface of the second housing 140 may be anodized to enhance corrosion resistance.
  • the first housing 130 may include a first sub-housing 131 formed to open at both sides thereof, and a second sub-housing 132 shielding an opened portion of the first sub-housing 131.
  • the first sub housing 131 may be formed in a cylindrical shape.
  • Another opened portion of the first sub-housing 131 may be sealed by the second housing 140.
  • the inside of the first sub housing 131 may be sealed by being completely shielded from the outside.
  • the first housing 130 and the body 110 may be relative to each other.
  • the body 110 may stop while the first housing 130 may rotate.
  • the bearing part 191 may be installed between the second sub housing 132 and the body part 110.
  • a sealing part 192 may be installed between the second sub housing 132 and the body part 110 to prevent moisture or the like from penetrating between the second sub housing 132 and the body part 110.
  • the first housing 130 may include a guide part 133 disposed in the second sub housing 132.
  • the guide part 133 may be formed to protrude from an outer surface of the second sub housing 132.
  • a plurality of guide parts 133 may be provided, and the plurality of guide parts 133 may be disposed to be spaced apart from each other on the outer surface of the second sub-housing 132.
  • the plurality of guide parts 133 may be disposed to face each other in a pair. In this case, the distance between the outer surfaces of the guide portion 133 facing each other may be equal to the diameter of the inner surface of the second housing 140.
  • the first housing 130 may include a transmission window 134 through which the laser generated by the laser generation unit 170 passes and the reflected laser passes.
  • the transmission window 134 may diffuse the laser or improve the straightness of the laser, and may be formed of a transparent material.
  • the transmission window 134 may be formed in the form of a lens.
  • the height of the guide part 133 measured from the outer surface of the second sub housing 132 may be formed the same as or similar to the distance from the outer surface of the second sub housing 132 to the inner surface of the second housing 140.
  • the guide part 133 may guide the second housing 140 when the first housing 130 is inserted into the second housing 140. That is, the guide part 133 may contact the inner surface of the second housing 140 to guide the end of the second housing 140 when the second housing 140 is assembled, and the end of the second housing 140. May be spaced apart from the inner surface of the first housing 130.
  • the second housing 140 may be formed similarly to the first housing 130.
  • the second housing 140 may be installed to surround the outer surface of the first housing 130.
  • a portion (or top) of the second housing 140 may shield the opening of the first sub housing 131.
  • another portion (or side surface) of the second housing 140 may be disposed to be spaced apart from the outer surface of the first sub-housing 131 to some extent to form a space together with the first sub-housing 131.
  • a portion of the second housing 140 in which the second sub housing 132 is disposed may be formed to be opened.
  • the guide portion 133 is installed in the opened portion of the second housing 140 to guide the second housing 140 when the second housing 140 is installed.
  • the through hole 141 may be formed in the second housing 140.
  • the through hole 141 may be formed in a portion of the second housing 140 that is coupled to the first sub housing 131.
  • at least one passage hole 141 may be formed in the second housing 140, and when the plurality of passage holes 141 are formed, the plurality of passage holes 141 may be formed to be spaced apart from each other.
  • the through hole 141 may communicate a space formed by the second housing 140 and the first sub housing 131 with the outside. Therefore, the outside air may flow from the opened portion of the second housing 140 to the passage hole 141.
  • a transmission hole 142 may be formed in the second housing 140 to correspond to the transmission window 134.
  • the transmission hole 142 may be a path of the laser.
  • the first blade 150 may be provided in at least one of the first housing 130 and the second housing 140.
  • the first blade 150 may protrude from the surface of the first sub housing 131.
  • the first blade 150 may protrude from an inner surface of the second housing 140.
  • the first blade 150 may protrude from the surface of the first sub-housing 131 and the inner surface of the second housing 140.
  • the first blade 150 will be described in detail with reference to the case where the first blade 150 protrudes from the inner surface of the second housing 140 for convenience of description.
  • the first blade 150 may protrude from the inner surface of the second housing 140 to the outer surface of the second sub housing 132.
  • the height of the first blade 150 may be formed to vary. In this case, the height of the first blade 150 may be measured from the surface of the first housing 130 or the surface of the second housing 140 on which the first blade 150 is installed.
  • the height of the first blade 150 may be uniformly formed in the longitudinal direction of the first blade 150. In this case, the height of the first blade 150 may be less than or equal to the distance between the outer surface of the first sub-housing 131 and the inner surface of the second housing 140.
  • the heights of the first blades 150 may be formed differently from each other in the longitudinal direction of the first blades 150.
  • a height of the first blade 150 may be formed higher than a portion of the first blade 150 of a portion of the first blade 150.
  • the largest value of the height of the first blade 150 may be equal to or less than a distance between the outer surface of the first sub-housing 131 and the inner surface of the second sub-housing 132.
  • the first blade 150 as described above may be formed in a straight or curved shape. Specifically, the first blade 150 may form a straight line in the longitudinal direction of the first blade 150. In another embodiment, the first blade 150 may be formed in a curved shape in the length direction of the first blade 150.
  • the first blade 150 may have an air-foil cross-sectional area perpendicular to the height direction of the first blade 150.
  • the first blade 150 may be formed to be inclined with respect to the ground in the longitudinal direction of the first blade 150.
  • the distance from the ground to the first blade 150 of the first blade 150 may vary in the longitudinal direction of the first blade 150.
  • the distance from the ground to the first blade 150 may be larger toward the rotation direction of the first housing 130.
  • the distance from the ground to the first blade 150 may be smaller as the first contact portion of the first blade 150 with the outside air when the first housing 130 rotates, and the greater the distance from the first blade 150.
  • the distance from the ground to each first blade 150 may be sequentially increased from the first blade 150 disposed at the lowest place to the first blade 150 disposed at the highest place.
  • the first blade 150 as described above may be provided in plurality.
  • the plurality of first blades 150 may be disposed to be spaced apart from each other.
  • the plurality of first blades 150 may be arranged in various forms.
  • the plurality of first blades 150 may be disposed at portions of the second housing 140 at the same distance from the ground.
  • the plurality of first blades 150 may be arranged to form any line having a spiral shape in the height direction of the second housing 140.
  • the plurality of first blades 150 may be arranged to form a plurality of lines in the height direction of the second housing 140.
  • the arrangement of the plurality of first blades 150 is not limited to the above, and the through hole 141 or the through hole 141 from the opened portion of the second housing 140 when the first housing 130 is rotated. ) May be any shape capable of forming a flow of outside air from the open portion of the second housing 140.
  • the shape and arrangement of the first blade 150 as described above is not limited to the above, and all that can flow by turning the outside air flowing into the space between the first housing 130 and the second housing 140. Form and arrangement, and the like.
  • the laser generation unit 170 may be disposed in the first housing 130 to generate a laser.
  • the laser generation unit 170 may be divided into a portion for generating a laser and a portion for irradiating the laser.
  • the sensor unit 161 may detect a laser incident through the lens unit 162.
  • the lens unit 162 may adjust the path of the incident laser.
  • the rotating body 100 may generate a laser in the laser generating unit 170 to emit to the outside.
  • the rotating body 100 may be fixed to the external structure, the external, etc., the external structure may be movable.
  • the laser When the laser is generated in the laser generation unit 170 and emitted to the outside, the laser may be reflected after the impact on the external object. The reflected laser may be incident to the sensor unit 161 and sensed by the sensor unit 161.
  • the controller 190 may acquire an image of an external object based on the data detected by the sensor unit 161. In this case, the controller 190 may obtain at least three coordinates from the data sensed by the sensor unit 161 to implement a three-dimensional image on the screen.
  • control unit 190 as described above may be installed inside the rotating body 100, in another embodiment may be installed outside.
  • heat may be generated in the laser generation unit 170 while the above operation is in progress.
  • the heat generated by the laser generation unit 170 may stay inside the first housing 130 through radiation or convection.
  • the radiant heat generated from the laser generation unit 170 may be transmitted to the surface of the first housing 130 to be emitted to the outside.
  • the temperature inside the first housing 130 may be lowered through heat exchange with the outside air in the first housing 130. At this time, when the heat transfer is not smooth on the surface of the first housing 130, the temperature inside the first housing 130 may rise rapidly.
  • the temperature of the laser generation unit 170 may continuously increase, and the temperature of the sensor unit 161 may also continuously increase.
  • the internal structure of the laser generating unit 170 and the sensor unit 161 is continuously increased, the internal structure may be damaged or the operation may be stopped.
  • the laser generating unit 170 and the sensor unit 161 may be damaged or fail, thereby causing the rotating body 100 to fail to operate.
  • the driving unit 120 may operate to rotate the first housing 130.
  • the first housing 130 may move relative to the body part 110 by the bearing part 191.
  • the sealing unit 192 disposed between the body unit 110 and the first housing 130 may have external air, moisture, or the like when the first housing 130 is rotated, such as the first housing 130 and the body unit 110. It can be prevented from entering.
  • the second housing 140 may also rotate together with the first housing 130.
  • outside air may enter a gap between the first housing 130 and the second housing 140.
  • the first blade 150 may flow the outside air between the first housing 130 and the second housing 140, and the outside air may be discharged to the outside through the passage hole 141.
  • the flow of external air as described above may quickly discharge heat generated from the outer surface of the first housing 130 to the outside. That is, the outside air generated in the space between the first housing 130 and the second housing 140 may lower the temperature of the first housing 130 through heat exchange with the outer surface of the first housing 130. In addition, the temperature inside the first housing 130 may be lowered due to the temperature drop of the first housing 130.
  • the rotor 100 may effectively discharge heat generated inside the first housing 130 to the outside during operation.
  • the rotating body 100 may maintain the temperature of the first housing 130 at an appropriate level, thereby preventing malfunction of the devices inside the first housing 130.
  • FIG. 5 is a cross-sectional view showing a rotating body according to another embodiment of the present invention.
  • the rotor 200 includes a body 210, a driver 220, a first housing 230, a second housing 240, a first blade 250, and a second blade 251.
  • the sensor unit 261 may include a laser generator 270 and a controller 290.
  • the body unit 210, the driving unit 220, the first housing 230, the second housing 240, the first blade 250, the sensor unit 261, the laser generation unit 270, and the control unit 290. ) are the same as or similar to those described with reference to FIGS. 1 to 4, and thus a detailed description thereof will be omitted.
  • the rotating body 200 may include a guide part 233, a transmission window 234, a lens part 262, a sealing part 291, and a bearing part 292.
  • the guide portion 233, the transmission window 234, the lens portion 262, the sealing portion 291 and the bearing portion 292 are the same or similar to those described in Figures 1 to 4, respectively, detailed description thereof will be omitted Let's do it.
  • the second blade 251 may be exposed to the outside from the space between the first housing 230 and the second housing 240.
  • the second blade 251 may be provided in at least one of the first housing 230 and the second housing 240.
  • the second blade 251 will be described in detail with reference to the case provided in the second housing 240 for convenience of description.
  • the second blade 251 may be formed on the inner surface of the second housing 240. In this case, the second blade 251 may be exposed to the outside from the space between the second housing 240 and the first housing 230. That is, the second blade 251 may be formed at the lower end of the second housing 240 to be exposed to the outside from the lower end of the second housing 240.
  • the second blade 251 may be formed similarly to the first blade 250.
  • the second blade 251 may be formed in a straight shape, a curved shape or a spiral shape.
  • the second blade 251 may be formed to be inclined.
  • the rotating body 200 emits the laser to the outside through the laser generating unit 270 and then detects the laser reflected from the external object in the sensor unit 261. To generate data.
  • the driving unit 220 may operate to rotate the first housing 230, and the second housing 240 may rotate together with the first housing 230.
  • the second housing 240 When the second housing 240 is rotated, the second blade 251 is rotated so that outside air is guided along the outer surface of the second blade 251 to the space between the first housing 230 and the second housing 240. I can move it.
  • the outside air moving as described above may flow in the space between the first housing 230 and the second housing 240 through the first blade 250. At this time, the temperature of the first housing 230 may be lowered by heat exchange between the first housing 230 and the outside air. In addition, the guide part 233 may maintain a constant distance between the first housing 230 and the second housing 240.
  • the temperature inside the first housing 230 may be rapidly lowered.
  • the rotor 200 may effectively discharge heat generated inside the first housing 230 to the outside during operation.
  • the rotor 200 may maintain the temperature of the first housing 230 at an appropriate level, thereby preventing malfunction of the devices inside the first housing 230.
  • an electronic product that generates heat therein, such as a surveillance camera, a lidar, radar, etc. performing a rotational movement

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Laser Beam Processing (AREA)

Abstract

La présente invention concerne un corps rotatif. La présente invention comprend : une partie d'entraînement; un premier boîtier relié à la partie d'entraînement pour pouvoir tourner; et un second boîtier couplé au premier boîtier et disposé de manière à ce qu'une partie d'une surface interne du second boîtier soit espacée d'une partie d'une surface externe du premier boîtier, le premier boîtier et/ou le second boîtier comprenant une première lame faisant saillie depuis une surface de celui-ci.
PCT/KR2016/002955 2015-12-15 2016-03-24 Corps rotatif Ceased WO2017104904A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020150179202A KR20170071181A (ko) 2015-12-15 2015-12-15 회전체
KR10-2015-0179202 2015-12-15

Publications (1)

Publication Number Publication Date
WO2017104904A1 true WO2017104904A1 (fr) 2017-06-22

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ID=59056926

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2016/002955 Ceased WO2017104904A1 (fr) 2015-12-15 2016-03-24 Corps rotatif

Country Status (2)

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KR (1) KR20170071181A (fr)
WO (1) WO2017104904A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110843453A (zh) * 2018-07-25 2020-02-28 德国邮政股份公司 具有集成传感器的风扇
GB2615884A (en) * 2021-12-30 2023-08-23 Motional Ad Llc Light source characterization system

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019135494A1 (fr) 2018-01-08 2019-07-11 주식회사 에스오에스랩 Dispositif lidar
US10591598B2 (en) 2018-01-08 2020-03-17 SOS Lab co., Ltd Lidar device
KR102050599B1 (ko) 2018-05-14 2019-12-02 주식회사 에스오에스랩 라이다 장치
US11709272B2 (en) * 2019-01-04 2023-07-25 Lg Electronics Inc. LIDAR apparatus for vehicle including a case, laser diode, and optical sensor
US20240069165A1 (en) * 2022-08-23 2024-02-29 Lg Innotek Co., Ltd. Lens hood integration for optical sensor transceivers and sensor assembly mounting apparatus for processing electronics
KR102631376B1 (ko) * 2022-12-15 2024-02-01 한국전자기술연구원 이종 디바이스 융복합 센서 장치

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US20100039338A1 (en) * 2007-10-31 2010-02-18 Malibu Research Associates, Inc. Planar Scanner Antenna for High Frequency Scanning and Radar Environments
US20140009328A1 (en) * 2012-01-20 2014-01-09 Enterprise Electronics Corporation Transportable x-band radar having antenna mounted electronics
US20140294329A1 (en) * 2012-01-03 2014-10-02 New Way Machine Components, Inc. Air bearing for use as seal
WO2014161842A1 (fr) * 2013-04-02 2014-10-09 Sas Sws Antenne rotative, scanner utilisant une telle antenne, et dispositif de controle de personnes
US20150055117A1 (en) * 2013-08-20 2015-02-26 Google Inc. Devices and Methods for a Rotating LIDAR Platform with a Shared Transmit/Receive Path

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US20100039338A1 (en) * 2007-10-31 2010-02-18 Malibu Research Associates, Inc. Planar Scanner Antenna for High Frequency Scanning and Radar Environments
US20140294329A1 (en) * 2012-01-03 2014-10-02 New Way Machine Components, Inc. Air bearing for use as seal
US20140009328A1 (en) * 2012-01-20 2014-01-09 Enterprise Electronics Corporation Transportable x-band radar having antenna mounted electronics
WO2014161842A1 (fr) * 2013-04-02 2014-10-09 Sas Sws Antenne rotative, scanner utilisant une telle antenne, et dispositif de controle de personnes
US20150055117A1 (en) * 2013-08-20 2015-02-26 Google Inc. Devices and Methods for a Rotating LIDAR Platform with a Shared Transmit/Receive Path

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110843453A (zh) * 2018-07-25 2020-02-28 德国邮政股份公司 具有集成传感器的风扇
CN110843453B (zh) * 2018-07-25 2023-06-09 德国邮政股份公司 具有集成传感器的风扇
GB2615884A (en) * 2021-12-30 2023-08-23 Motional Ad Llc Light source characterization system

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