WO2021237961A1 - Dimming mechanism, vehicle lamp module, vehicle lamp, and vehicle - Google Patents
Dimming mechanism, vehicle lamp module, vehicle lamp, and vehicle Download PDFInfo
- Publication number
- WO2021237961A1 WO2021237961A1 PCT/CN2020/111397 CN2020111397W WO2021237961A1 WO 2021237961 A1 WO2021237961 A1 WO 2021237961A1 CN 2020111397 W CN2020111397 W CN 2020111397W WO 2021237961 A1 WO2021237961 A1 WO 2021237961A1
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- WIPO (PCT)
- Prior art keywords
- ball
- ball joint
- adjustable
- lighting unit
- center
- Prior art date
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
- F21S41/10—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q1/00—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor
- B60Q1/02—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments
- B60Q1/04—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights
- B60Q1/06—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights adjustable, e.g. remotely-controlled from inside vehicle
- B60Q1/068—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights adjustable, e.g. remotely-controlled from inside vehicle by mechanical means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
- F21S41/10—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source
- F21S41/19—Attachment of light sources or lamp holders
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
- F21S41/60—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
- F21S41/60—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution
- F21S41/65—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on light sources
- F21S41/657—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on light sources by moving light sources
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V14/00—Controlling the distribution of the light emitted by adjustment of elements
- F21V14/02—Controlling the distribution of the light emitted by adjustment of elements by movement of light sources
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
- F21W2107/00—Use or application of lighting devices on or in particular types of vehicles
- F21W2107/10—Use or application of lighting devices on or in particular types of vehicles for land vehicles
Definitions
- the present invention relates to vehicle lamp components, in particular, to a dimming mechanism.
- the present invention also relates to a vehicle lamp module, a vehicle lamp and a vehicle.
- P0 is the standard position light shape
- P1, P2, P3 , P4 is the position
- the current dimming mechanism used in the lamp module includes three ball screw assemblies 1.
- the ball screw assembly 1 includes a ball screw 101 and a ball nut 102, and the ball screw 101
- the shaft is provided with threads, which are connected with the support frame or the lamp body through the threads.
- the front end of the ball screw 101 is provided with a ball head, and the ball head is matched with a ball nut 102 provided with a ball socket, and the ball nut 102 is fixedly connected to the lighting unit 2.
- one of the ball screw assemblies 1 is set as a ball screw assembly 1 that is fixed relative to the support frame or the lamp body, and the other two ball screw assemblies 1 are set to be able to support the frame or the lamp.
- the adjustable ball screw assembly 1 moves back and forth.
- One of the adjustable ball screw assembly 1 is arranged under the fixed ball screw assembly 1.
- By rotating the ball screw of the adjustable ball screw assembly 1 101 makes the ball screw 101 move back and forth relative to the support frame or the lamp body, so that the lighting unit 2 rotates up and down relative to the support frame or the lamp body around the horizontal dimming axis to realize the dimming in the vertical direction;
- the shaft rotates left and right relative to the support frame or the lamp body to realize dimming in the left and right directions.
- the horizontal dimming axis is formed by connecting the ball center of the adjustable ball screw assembly 1 on the left or right side of the fixed ball screw assembly 1 and the ball center of the fixed ball screw assembly 1
- the horizontal axis and the vertical dimming axis are formed by connecting the ball center of the adjustable ball screw assembly 1 under the fixed ball screw assembly 1 and the ball center of the fixed ball screw assembly 1 Vertical axis.
- the adjustable ball screw assembly 1 In order to realize the up and down and left and right dimming, the adjustable ball screw assembly 1 must be installed in a fixed position.
- the side or bottom of the ball head screw assembly 1 makes the overall vertical or horizontal dimension a (as shown in Figure 7) of the dimming mechanism larger, which cannot adapt to smaller and smaller vertical or horizontal dimensions.
- the technical problem of the first aspect to be solved by the present invention is to provide a dimming mechanism, which can realize the miniaturization of the size of the vehicle lamp module in the second direction and can improve the dimming accuracy in the second direction.
- the technical problem of the second aspect to be solved by the present invention is to provide a vehicle lamp module whose dimming mechanism can realize the miniaturization of the vehicle lamp module in the second direction and can improve the vehicle lamp module in the second direction.
- the accuracy of dimming is to provide a vehicle lamp module whose dimming mechanism can realize the miniaturization of the vehicle lamp module in the second direction and can improve the vehicle lamp module in the second direction.
- the technical problem of the third aspect to be solved by the present invention is to provide a vehicle lamp whose dimming mechanism can realize the miniaturization of the size of the vehicle lamp module in the second direction and can improve the dimming accuracy in the second direction. .
- the technical problem of the fourth aspect to be solved by the present invention is to provide a vehicle whose dimming mechanism can realize the miniaturization of the size of the lamp module in the second direction and can improve the dimming accuracy in the second direction.
- the first aspect of the present invention provides a dimming mechanism for dimming a lighting unit, including a fixed ball joint, a first adjustable ball joint, and a second adjustable ball joint
- a dimming mechanism for dimming a lighting unit including a fixed ball joint, a first adjustable ball joint, and a second adjustable ball joint
- One end of the fixed ball head connector is connected to the lighting unit, and the other end is connected to the support frame or the lamp body; one end of the first adjustable ball head connector is connected to the lighting unit, and the other end supports
- the first adjustable ball joint connector can move back and forth relative to the support frame or the lamp body, so that the adjustment in the first direction can be realized by driving the lighting unit to rotate.
- the lighting unit is provided with a sliding groove, one end of the second adjustable ball joint is slidably connected with the sliding groove, and the other end is supported on the support frame or the lamp body, the second can
- the adjusting ball head connector can move back and forth relative to the support frame or the lamp body, so as to drive the sliding groove to rotate, and can drive the lighting unit to rotate through the rotation of the sliding groove to achieve adjustment in the second direction.
- the line connecting the ball center of the fixed ball joint and the ball center of the first adjustable ball joint extends along the first direction, and
- the second adjustable ball joint connecting piece is arranged behind the fixed ball joint connecting piece and the first adjustable ball joint connecting piece.
- the first direction is the up and down direction
- the second direction is the left and right direction
- the center of the ball head of the second adjustable ball head connector is placed in the same vertical plane.
- an included angle is formed between the sliding groove and the vertical plane.
- the first direction is the left-right direction
- the second direction is the up-down direction
- the ball center of the fixed ball joint, the first adjustable ball joint The center of the ball head of the second adjustable ball joint and the center of the ball head of the second adjustable ball joint are placed in the same horizontal plane.
- an included angle is formed between the chute and the horizontal plane.
- the fixed ball joint and the first adjustable ball joint are a ball screw assembly
- the ball screw assembly includes a ball screw and a ball nut.
- the lighting unit is provided with a sliding groove
- the sliding groove is provided with a sliding block
- one end of the second adjustable ball joint is connected to the sliding block through the sliding block. Slot sliding connection.
- the second adjustable ball joint is a ball screw assembly
- the ball screw assembly includes a ball screw and a ball nut
- the slider includes a slider slidably connected to the sliding groove A base and a fixing part fixed on the slider base, the fixing part can be movably connected with the ball head of the second adjustable ball joint; or the sliding block is formed to be connected to the ball nut
- the sliding rod on the upper part, the sliding block can be slidably connected in the sliding groove.
- the fixing portion is formed in a ring structure, a slot is formed on the second adjustable ball joint, and the ball nut of the second adjustable ball joint is clamped through the slot
- the ball center of the second adjustable ball joint connector is set on the axial center line of the annular structure; or the fixed portion is formed with a cylindrical groove, and the first The ball heads of the two adjustable ball head connectors are installed and fitted in the cylindrical groove and can slide along the cylindrical groove.
- the axial centerline of the cylindrical groove is perpendicular to the ball center of the fixed ball joint and the ball of the second adjustable ball joint.
- a vertical plane of the center wherein the inner surface of the cylindrical groove is formed by stretching a section line of the ball head of the second adjustable ball joint connecting piece and the vertical plane along the axial centerline; or
- the axial center line of the cylindrical groove is formed with the ball center of the fixed ball joint as the center of the circle, and the ball center of the fixed ball joint is connected with the second adjustable ball
- the line connecting the center of the ball head of the component is an arc segment of the radius, wherein the inner surface of the cylindrical groove is the cross-section line of the ball head of the second adjustable ball joint connecting piece and the vertical plane along the axis It is formed by stretching toward the center line, and the vertical plane is a vertical plane passing through the ball center of the fixed ball joint and the ball center of the second adjustable ball joint.
- an end surface of the slider base far from the fixed portion is provided with or integrally formed with an elastic support structure, and the elastic support structure abuts against the bottom surface of the sliding groove and can form a reverse force to
- the slider base can be closely attached to the sliding groove and can slide along the sliding groove.
- the elastic supporting structure is a pair of arc-shaped elastic sheets, and the arc-shaped elastic sheets extend along the direction of the chute.
- a second aspect of the present invention provides a vehicle lamp module, which includes the dimming mechanism and the lighting unit according to any one of the above-mentioned technical solutions of the first aspect.
- the lighting unit includes a heat sink, and the sliding groove is integrally or detachably provided on the heat sink.
- a third aspect of the present invention provides a vehicle lamp including the vehicle lamp module according to the technical solution of the second aspect.
- the fourth aspect of the present invention also provides a vehicle, including the vehicle lamp according to the technical solution of the third aspect.
- the dimming mechanism of the present invention drives the rotation of the lighting unit through the forward and backward movement of the first adjustable ball joint to achieve dimming in the first direction, and drives the sliding movement through the forward and backward movement of the second adjustable ball joint.
- the rotation of the slot and the lighting unit realizes dimming in the second direction.
- the dimming mechanism does not need to arrange the second adjustable ball joint connector along the second direction on one side of the fixed ball joint connector, and can reduce the size a'of the lighting unit in the second direction, and realize the lighting unit in the second direction. Miniaturization in two directions.
- the second adjustable ball joint connecting piece is arranged behind the fixed ball joint connecting piece and the first adjustable ball joint connecting piece, which can increase the difference between the ball center of the second adjustable ball joint connecting piece and the second rotating shaft.
- the distance between the lighting unit and the power arm rotating in the second direction is increased.
- the second adjustable ball joint moves the same distance.
- the dimming mechanism provided by the present invention will make the lighting unit move in the same distance The smaller the amount of rotation in the second direction, the higher the accuracy of dimming in the second direction.
- Figure 1 is a standard light pattern at a standard position
- Figure 2 is an up and down offset light profile diagram
- Figure 3 is a left and right offset light profile diagram
- Figure 4 is one of the structural schematic diagrams of a car lamp module in the prior art
- Figure 5 is an exploded view of Figure 4.
- Fig. 6 is a second structural diagram of a car lamp module in the prior art
- Fig. 7 is a third structural diagram of a car lamp module in the prior art.
- FIG. 8 is one of the three-dimensional structural schematic diagrams of the first specific embodiment of the dimming mechanism of the present invention, which shows the support frame or the lamp body;
- FIG. 9 is the second schematic diagram of the three-dimensional structure of the first embodiment of the dimming mechanism of the present invention.
- Figure 10 is a top view of Figure 9;
- Figure 11 is a rear view of Figure 9;
- Figure 12 is a side view of Figure 9;
- Figure 13 is an exploded view of Figure 9;
- FIG. 14 is the third three-dimensional structural diagram of the first specific embodiment of the dimming mechanism of the present invention.
- Fig. 15 is an enlarged schematic diagram of part A in Fig. 14;
- Figure 16 is a rear view of Figure 9;
- Fig. 17 is a schematic cross-sectional view taken along line B-B of Fig. 16;
- Fig. 18 is a schematic cross-sectional view taken along line C-C in Fig. 16;
- 20 is the second structural schematic diagram of the first specific embodiment of the second adjustable ball joint and slider of the present invention.
- 21 is one of the structural schematic diagrams of the first specific embodiment of the slider of the present invention.
- Figure 23 is one of the structural schematic diagrams of the second embodiment of the slider of the present invention.
- FIG. 26 is one of the structural schematic diagrams of the second embodiment of the dimming mechanism of the present invention.
- FIG. 27 is the second structural diagram of the second embodiment of the dimming mechanism of the present invention.
- Fig. 28 is an enlarged schematic diagram of part D in Fig. 27;
- 29 is the third structural diagram of the second specific implementation of the dimming mechanism of the present invention.
- Fig. 30 is an enlarged schematic diagram of part E in Fig. 29;
- FIG. 31 is one of the structural schematic diagrams of the third specific embodiment of the dimming mechanism of the present invention.
- Fig. 32 is a schematic diagram of left and right dimming of the dimming mechanism of Fig. 31;
- FIG. 33 is one of the structural schematic diagrams of the third specific embodiment of the slider of the present invention.
- FIG. 34 is the second structural diagram of the third embodiment of the slider of the present invention.
- 35 is the third structural diagram of the third embodiment of the slider of the present invention.
- FIG. 36 is the fourth structural diagram of the third embodiment of the slider of the present invention.
- Fig. 37 is a schematic diagram of the left-right dimming principle of the dimming mechanism of Fig. 8;
- Fig. 38 is a schematic diagram of the principle of vertical dimming of the dimming mechanism of Fig. 8;
- Fig. 39 is a schematic diagram of the structure of the vehicle lamp module of the present invention.
- Lighting unit 201 Heat sink 201 3 Support frame or lamp body
- connection should be understood in a broad sense unless otherwise clearly specified and limited. For example, they may be fixed or detachable connections, or Integral connection; it can be a direct connection or an indirect connection through an intermediate medium, and it can be a communication between two elements or an interaction relationship between two elements.
- connection should be understood in a broad sense unless otherwise clearly specified and limited. For example, they may be fixed or detachable connections, or Integral connection; it can be a direct connection or an indirect connection through an intermediate medium, and it can be a communication between two elements or an interaction relationship between two elements.
- front refers to the direction of the light emission direction
- rear refers to the direction opposite to “front”
- left refers to the direction along the light
- left side of the exit direction refers to the left side of the exit direction
- right refers to the right side along the exit direction of the light
- up refers to the upper side along the exit direction of the light
- down refers to the bottom along the exit direction of the light.
- the theoretical design state of the dimming mechanism means that the positional relationship between the components of the dimming mechanism of the present invention is based on the lighting unit that does not require up-down and left-right dimming.
- the lighting unit shown in FIG. 39 which is based on the state when the optical axis of the lens 5 is parallel to the front and rear direction of the vehicle, is used to design the positional relationship between the components, including the angle between the chute 4 and the horizontal or vertical plane.
- the dimming mechanism is not only applicable to the lighting unit 2 with the lens 5, but also to other lighting units, such as lighting units with reflective optical elements.
- a dimming mechanism is provided.
- the dimming mechanism is used for dimming the lighting unit 2 and includes a fixed ball joint connector. 1a.
- One end of the first adjustable ball joint 1b is connected to the lighting unit 2, and the other end is supported on the support frame or the lamp body 3.
- the first adjustable ball joint 1b can be opposite to the The support frame or the lamp body 3 moves back and forth to be able to realize dimming in the first direction by driving the lighting unit 2 to rotate; the lighting unit 2 is provided with a sliding groove 4, and the second adjustable ball head is connected One end of the piece 1c is slidably connected to the sliding groove 4, and the other end is supported on the support frame or the lamp body 3.
- the second adjustable ball joint 1c can move back and forth relative to the support frame or the lamp body 3.
- the sliding groove 4 can be driven to rotate, and the lighting unit 2 can be driven to rotate through the rotation of the sliding groove 4 to realize dimming in the second direction.
- first direction can be set to any direction, such as left and right, up and down, or other directions; the second direction can also be set to any direction, but the first direction and the all directions
- the second direction needs to be set to two different directions.
- the first direction and the second direction are perpendicular to each other, so that the position of the light shape can be adjusted more accurately.
- the first direction and the second direction are perpendicular to each other as an example for further explanation.
- the first adjustable ball joint 1b and the second adjustable ball joint 1c can be a ball screw assembly 1 or a rod with a ball head structure.
- the fixed ball joint 1a can be any ball joint that can realize the fixed connection between the support frame or the lamp body 3 and the lighting unit 2 without affecting the rotation between the fixed ball joint 1a and the lighting unit 2, or It is a ball head screw assembly 1 like the first adjustable ball head connecting piece 1b and the second adjustable ball head connecting piece 1c or a rod with a ball head structure.
- the ball screw assembly 1 includes a ball screw 101 and a ball nut 102.
- the rod with a ball head structure is to replace the ball screw 101 of the ball screw assembly 1 with a rod without threads.
- the support frame or the lamp body 3 is provided with the ball screw
- the two holes through which the ball screw 101 in the assembly 1 passes, and the inside of the two holes is provided with an internal thread that matches the external screw of the ball screw 101.
- rotating the ball screw 101 causes the ball screw assembly 1 to move back and forth, thereby driving the rotation of the lighting unit 2.
- the support frame or the lamp body 3 is provided with a suitable for the first An adjustable ball joint 1b and two holes into which the rod of the second adjustable ball joint 1c is inserted, and the size of the holes is set so as not to affect the first adjustable ball joint 1b or the second
- the two adjustable ball joint 1c slides in the front and rear directions inside.
- the rod of the ball head structure is controlled to slide back and forth, thereby driving the rotation of the lighting unit 2.
- first adjustable ball joint 1b and the second adjustable ball joint 1c can also be telescopic members with a ball-head structure, that is, the ball-head screw 101 of the ball-head screw assembly 1 is replaced by a telescopic member.
- the telescopic pole can be fixedly connected with the support frame or the lamp body 3, and the rotation of the lighting unit 2 is driven by the expansion and contraction of the telescopic pole.
- the first adjustable ball joint 1b and the second adjustable ball joint 1c are the ball screw assembly 1, which can be adjusted slightly to make it more precise.
- the chute 4 is detachably or integrally connected to the lighting unit 2.
- the chute 4 is integrally connected to the lighting unit 2, which can reduce the installation steps of vehicle lights.
- the fixed ball joint 1a, the first adjustable ball joint 1b, and the second adjustable ball joint 1c are all ball screw assemblies 1.
- the ball head of the ball screw 101 in the fixed ball head connector 1a and the ball head nut 102 matched with it form a rotating sub structure
- the first adjustable ball head connector 1b The ball head of the middle ball head screw 101 and the ball head nut 102 matched with it form a rotating auxiliary structure.
- the forward and backward movement of the first adjustable ball head connector 1b makes the lighting unit 2 pass the ball head of the fixed ball head connector 1a.
- the straight line perpendicular to the center and the first direction is the rotation of the first rotation axis I, so that the light shape of the lighting unit 2 moves in the first direction, as shown in FIG. 37.
- the ball head of the ball head screw 101 in the fixed ball head connection piece 1a and the ball head nut 102 matched with it form a rotating auxiliary structure
- the ball head screw 101 in the first adjustable ball head connection piece 1b The ball head and the ball nut 102 matched with it form a rotating auxiliary structure.
- the ball head of the ball screw 101 in the second adjustable ball joint 1c and the ball nut 102 matched with it form a rotating auxiliary structure.
- the forward and backward movement of the ball joint 1c causes the sliding groove 4 to rotate on the line connecting the ball center of the fixed ball joint 1a and the ball center of the first adjustable ball joint 1b as the second rotating shaft II, thereby
- the lighting unit 2 is driven to rotate, and the light shape of the lighting unit 2 is moved in the second direction, as shown in FIG. 38.
- the line connecting the ball center of the fixed ball joint 1a and the ball center of the first adjustable ball joint 1b, that is, the second rotating shaft II extends in the first direction
- the second adjustable ball joint 1c is arranged behind the fixed ball joint 1a and the first adjustable ball joint 1b, so as to be able to reduce the size a'of the lighting unit 2 in the second direction And increasing the distance L'between the ball center of the second adjustable ball joint 1c and the second rotating shaft II, so as to realize the miniaturization and dimming accuracy of the lighting unit 2 in the second direction.
- the dimming mechanism provided by the above-mentioned basic embodiment drives the lighting unit 2 to rotate through the forward and backward movement of the first adjustable ball joint 1b to realize dimming in the first direction.
- the movement drives the rotation of the chute 4 and the lighting unit 2 to achieve dimming in the second direction.
- the dimming mechanism does not need to arrange the second adjustable ball joint 1c on the side of the fixed ball joint 1a along the second direction, and can reduce the size a'of the lighting unit 2 in the second direction to realize lighting Miniaturization of the unit 2 in the second direction.
- the second adjustable ball joint 1c is arranged behind the fixed ball joint 1a and the first adjustable ball joint 1b, which can increase the ball center of the second adjustable ball joint 1c and The distance L'between the second rotating shafts II, that is, the power arm of the lighting unit 2 rotating in the second direction is increased, as shown in FIG. 12, compared with the prior art, the second adjustable ball joint 1c has the same movement
- the dimming mechanism provided by the present invention will make the rotation of the lighting unit 2 in the second direction smaller, and the dimming accuracy in the second direction will be higher.
- the first adjustable ball joint 1b is arranged on the lighting unit 2 away from the fixed ball joint 1a One end.
- the power arm that the lighting unit 2 rotates during dimming in the first direction can be increased, so that When the first adjustable ball joint 1b moves the same distance, the rotation angle of the lighting unit 2 is smaller, thereby improving the accuracy of dimming.
- the first direction is the up and down direction
- the second direction is the left and right direction
- the ball center of the connecting piece 1b and the ball center of the second adjustable ball connecting piece 1c are placed in the same vertical plane, which can reduce the components generated in the left and right directions when dimming in the vertical direction.
- This specific embodiment can reduce the size of the lighting unit 2 in the left-right direction, and realize the miniaturization of the vehicle lamp module in the left-right direction.
- the sliding groove 4 is the same as the above
- the angle formed between the vertical planes may be 0°-90°, preferably 15°-60°. Specifically, it can be specifically set by those skilled in the art according to actual use and installation conditions.
- the angle between the chute 4 and the vertical plane also refers to the angle between the chute 4 and the vertical plane in the theoretical design state. When the vertical and horizontal dimming is performed, the chute 4 swings. The angle of the included angle will also change.
- the first direction is the left-right direction
- the second direction is the up-down direction; as shown in FIG. 11, the center of the fixed ball joint 1a and the first
- the sphere center of the adjustable ball joint 1b and the sphere center of the second adjustable ball joint 1c are placed in the same horizontal plane, which can reduce the components generated in the up and down directions when dimming in the left and right directions.
- This specific embodiment can reduce the size of the lighting unit 2 in the vertical direction, and realize the miniaturization of the vehicle lamp module in the vertical direction.
- the sliding groove 4 is the same as the above
- the angle formed between the horizontal planes may be 0°-90°, preferably 15°-60°. Specifically, it can be specifically set by those skilled in the art according to actual use and installation conditions.
- the angle between the chute 4 and the horizontal plane also refers to the angle between the chute 4 and the horizontal plane in the theoretical design state. When dimming up and down, left and right, the chute 4 swings. Will also change.
- the head connecting pieces 1c are all ball screw assemblies 1,
- the ball screw assembly 1 includes a ball screw 101 and a ball nut 102,
- the sliding groove 4 is provided with a sliding block that can be slidably connected with the sliding groove 4 6.
- the slider 6 includes a slider base 601 slidably connected to the sliding groove 4 and a fixing portion 602 fixed on the slider base 601, and the ball head of the second adjustable ball joint 1c
- the nut 102 is clamped with the fixing part 602.
- the fixing portion 602 may have a ring structure, the ball nut 102 of the second adjustable ball joint 1c is provided with a slot, and the ball nut 102 of the second adjustable ball joint 1c The slot is clamped on the fixed portion 602 to prevent relative sliding of the second adjustable ball joint 1c on the fixed portion 602.
- the outer side of the fixed portion 602 is provided with a sliding groove suitable for mounting on the fixed portion 602. 4 Sliding slide base 601 inside.
- the second adjustable ball joint 1c will drive the fixed portion 602 to move, thereby driving the slider 6 to move back and forth and move forward and backward. Sliding in the groove 4, because the sliding groove 4 is compared with the center of the fixed ball joint 1a, the center of the first adjustable ball joint 1b, and the second adjustable ball joint.
- the plane where the center of the sphere of 1c is located is inclined, and the forward and backward movement of the slider 6 will cause the chute 4 and the lighting unit 2 to use the center of the fixed ball joint 1a and the first adjustable ball joint
- the connecting line of the sphere center of 1b rotates the second rotating shaft II, thereby realizing dimming in the second direction.
- the lighting unit 2 rotates around the second rotation axis II, thereby realizing dimming in the left and right directions; as shown in Figure 9, when the second direction is the up and down direction, the lighting unit 2 Rotate around the second rotating shaft II to realize dimming in the up and down direction.
- the first adjustable ball joint 1b When dimming in the first direction, rotate the first adjustable ball joint 1b, the first adjustable ball joint 1b moves back and forth relative to the support frame or the lamp body 3, and drives the lighting unit 2 to bypass the fixed ball joint 1a
- the center of the sphere and the straight line perpendicular to the first direction rotates along the first direction to achieve dimming in the first direction.
- the lighting unit 2 rotates in the first direction relative to the support frame or the lamp body 3. Since the sliding groove 4 is integrally provided in the lighting unit 2, the second adjustable ball joint 1c and the slider 6 are relative to the support frame or the lamp body 3 It is fixed so that the sliding groove 4 rotates in the first direction relative to the sliding block 6.
- the fixed ball joint 1a, the first adjustable ball joint 1b and the second adjustable ball joint are connected
- the parts 1c are all ball screw assemblies 1.
- the ball screw assembly 1 includes a ball screw 101 and a ball nut 102, and the ball nut 102 of the second adjustable ball connecting piece 1c is provided with a sliding Block 6, the sliding block 6 is arranged in the sliding groove 4.
- the sliding block 6 is integrally arranged on the ball nut 102.
- the sliding groove 4 here may be a gap formed by two rod-like structures suitable for the sliding block 6 to be inserted into. It has better elasticity, so that the slider 6 can be better inserted into the chute 4, and can be better fixed in the chute 4, so that when the dimming operation is not performed, the relative relationship between the slider 6 and the chute 4 The position is fixed to maintain the stability of the projected light shape of the lighting unit 2.
- the fixed ball joint 1a and the first adjustable ball joint 1b are a ball screw assembly 1, and the ball head
- the screw assembly 1 includes a ball screw 101 and a ball nut 102;
- the second adjustable ball connecting piece 1c is set as a ball screw 101, and the sliding groove 4 is provided with a sliding groove 4
- the slider 6, the slider 6 includes a slider base 601 slidably connected to the sliding groove 4 and a fixed portion 602 fixed on the slider base 601, and the fixed portion 602 is provided with a second adjustable
- the ball head of the ball joint 1c is matched with the cylindrical groove 6021, and the ball head of the second adjustable ball joint 1c can relatively slide along the cylindrical groove 6021.
- the lighting unit 2 rotates in the first direction relative to the support frame or the lamp body 3, because the sliding groove 4 is integrally provided in the lighting unit 2, and the ball of the second adjustable ball joint 1c
- the head and the slider 6 are slidably connected by a cylindrical groove 6021, and the second adjustable ball head connector 1c is fixed to the support frame or the lamp body 3, so that the slider 6 can rotate in the first direction along with the sliding groove 4, and The ball head of the second adjustable ball head connecting piece 1c does not move. Therefore, the slider 6 will not produce a slight back and forth movement or only a very slight back and forth movement relative to the sliding groove 4, thereby reducing the lighting unit 2 in the second direction.
- the second adjustable ball joint 1c is only slidably connected to the slider 6 through the cooperation of the ball head of the ball screw 101 and the cylindrical groove 6021, the stress between the components is reduced.
- the ball center of the second adjustable ball joint 1c is set on the axial center line 6022 of the cylindrical groove 6021.
- the second adjustable ball joint 1c will drive the slider 6 to move back and forth and slide in the sliding groove 4, in order to make
- the sliding groove 4 is adapted to the sliding of the sliding block 6, because the sliding groove 4 is compared with the center of the fixed ball joint 1a, the center of the first adjustable ball joint 1b, and the second The plane on which the center of the two adjustable ball joints 1c is located is inclined, and the forward and backward movement of the slider 6 will cause the sliding groove 4 and the lighting unit 2 to use the center of the fixed ball joint 1a and
- the connecting line of the sphere center of the first adjustable ball joint 1b rotates the second rotating shaft II, thereby realizing dimming in the second direction.
- the lighting unit 2 rotates around the second rotation axis II, thereby realizing dimming in the left and right directions; when the second direction is the up and down direction, the lighting unit 2 rotates around the second rotation axis II , So as to realize the dimming in the up and down direction.
- the dimming mechanism includes a fixed ball joint 1a and a first adjustable ball joint.
- the connecting piece 1b and the second adjustable ball connecting piece 1c, the first adjustable ball connecting piece 1b and the fixed ball connecting piece 1a are arranged at the left and right ends of the lighting unit 2, and the two
- the line connecting the center of the ball head is a horizontal line; one end of the fixed ball head connector 1a is connected to the lighting unit 2, and the other end is connected to the support frame or the lamp body 3; one end of the first adjustable ball head connector 1b It is connected to the lighting unit 2, and the other end is supported on the support frame or lamp body 3.
- the first adjustable ball joint 1b can move back and forth relative to the support frame or lamp body 3; the lighting unit 2 is provided with a chute 4, the chute 4 is provided with a slider 6 that can be slidably connected to the chute 4, and the slider 6 includes a slider base 601 that is slidably connected to the chute 4 and The fixed portion 602 is fixed on the slider base 601, one end of the second adjustable ball joint 1c is clamped with the fixed portion 602, and the slider 6 and the sliding groove 4 are between the left and right sides.
- the other end of the second adjustable ball joint 1c is supported on the support frame or the lamp body 3, and the second adjustable ball joint 1c can be opposite to the support frame or
- the lamp body 3 moves back and forth, the center of the fixed ball joint 1a, the center of the first adjustable ball joint 1b, and the center of the second adjustable ball joint 1c are placed on the same In the horizontal plane, an included angle is formed between the chute 4 and the horizontal plane.
- the first adjustable ball joint 1b, the second adjustable ball joint 1c, the fixed ball joint 1a and the support frame or the lamp body 3 are connected by threads
- the support frame or the lamp body 3 is used as a fixed part.
- the first adjustable ball joint 1b moves back and forth relative to the support frame or the lamp body 3, driving the lighting unit 2 to rotate around the first rotation axis I to achieve left and right Dimming in the direction.
- the lighting unit 2 rotates left and right relative to the support frame or the lamp body 3.
- the sliding groove 4 is integrally provided in the lighting unit 2, the second adjustable ball joint 1c and the slider 6 are fixed relative to the support frame or the lamp body 3 , So that the sliding groove 4 rotates left and right relative to the sliding block 6, therefore, there is a gap between the sliding groove 4 and the sliding block 6 in the left and right directions so that the two can move relative to each other.
- the sliding groove 4 and the sliding block 6 are in inclined contact With cooperation, the sliding groove 4 will move left and right relative to the slider 6, and will also move up and down, so that the lighting unit 2 also rotates slightly in the up and down direction.
- the dimming mechanism includes a fixed ball joint 1a and a first adjustable ball
- the head connecting piece 1b and the second adjustable ball connecting piece 1c, the first adjustable ball connecting piece 1b and the fixed ball connecting piece 1a are arranged at the left and right ends of the lighting unit 2, and both
- the line connecting the center of the ball head is a horizontal line; one end of the fixed ball head connector 1a is connected to the lighting unit 2, and the other end is connected to the support frame or the lamp body 3; the first adjustable ball head connector 1b One end is connected to the lighting unit 2, and the other end is supported on the support frame or lamp body 3.
- the first adjustable ball joint 1b can move back and forth relative to the support frame or lamp body 3;
- the unit 2 is provided with a sliding groove 4, the fixed ball joint 1a, the first adjustable ball joint 1b, and the second adjustable ball joint 1c are all ball screw assemblies 1, so
- the ball screw assembly 1 includes a ball screw 101 and a ball nut 102.
- the ball nut 102 of the second adjustable ball connector 1c is provided with a slider 6, and the slider 6 is arranged at the ball nut 102.
- the second adjustable ball joint 1c is supported on the support frame or the lamp body 3, which can move back and forth relative to the support frame or the lamp body 3.
- the fixed ball joint The sphere center of 1a, the sphere center of the first adjustable ball joint 1b, and the sphere center of the second adjustable ball joint 1c are placed in the same horizontal plane, between the chute 4 and the horizontal plane An included angle is formed.
- the dimming mechanism includes a fixed ball joint 1a and a first adjustable ball
- the head connecting piece 1b and the second adjustable ball connecting piece 1c, the first adjustable ball connecting piece 1b and the fixed ball connecting piece 1a are arranged at the left and right ends of the lighting unit 2, and the ball heads of the two
- the line connecting the heart is a horizontal line; one end of the fixed ball joint 1a is connected to the lighting unit 2, and the other end is connected to the support frame or the lamp body 3; one end of the first adjustable ball joint 1b is connected to the The lighting unit 2 is connected, and the other end is supported on the support frame or the lamp body 3.
- the first adjustable ball joint 1b can move back and forth relative to the support frame or the lamp body 3; the fixed ball joint joint 1a and the first adjustable ball joint 1b are both ball screw assembly 1.
- the ball screw assembly 1 includes a ball screw 101 and a ball nut 102, and the second adjustable ball screw assembly 1c Only the ball head screw 101 is included, the lighting unit 2 is provided with a sliding groove 4, and the sliding groove 4 is provided with a sliding block 6 that can be slidably connected to the sliding groove 4, and the sliding block 6 includes The sliding groove 4 is slidably connected to a sliding block base 601 and a fixing part 602 fixed on the sliding block base 601.
- the fixing part 602 is provided with a cylindrical groove capable of cooperating with the ball head of the second adjustable ball joint 1c 6021, the ball head of the second adjustable ball head connector 1c can relatively slide along the cylindrical groove 6021.
- the second adjustable ball joint 1c is supported on the support frame or the lamp body 3, which can move back and forth relative to the support frame or the lamp body 3.
- the center and the center of the fixed ball joint 1a are The sphere center of the first adjustable ball joint 1b and the sphere center of the second adjustable ball joint 1c are placed in the same horizontal plane, and an included angle is formed between the sliding groove 4 and the horizontal plane.
- the first adjustable ball joint 1b When dimming in the left and right directions, the first adjustable ball joint 1b is rotated, and the first adjustable ball joint 1b moves back and forth relative to the support frame or the lamp body 3, driving the lighting unit 2 to rotate around the first rotation axis I At this time, the lighting unit 2 rotates left and right relative to the support frame or the lamp body 3 to realize dimming in the left and right directions.
- the front and back movement of the first adjustable ball joint 1b drives the rotation of the lighting unit 2 to achieve left-right dimming
- the front and rear movement of the second adjustable ball joint 1c The movement drives the chute 4 to rotate up and down to make the lighting unit 2 rotate up and down to achieve vertical dimming.
- the dimming mechanism does not require the second adjustable ball joint 1c to be arranged on the side of the fixed ball joint 1a in the up and down direction, which can reduce the size a'of the lighting unit 2 in the up and down direction, and realize the lamp model The miniaturization of the group in the up and down direction.
- the second adjustable ball joint 1c is arranged directly behind the fixed ball joint 1a and the first adjustable ball joint 1b, which can increase the ball center of the second adjustable ball joint 1c
- the distance L'from the second rotating shaft II, that is, the power arm rotating in the up and down direction of the lighting unit 2 is increased, as shown in FIG. 12, compared with the prior art, the second adjustable ball joint 1c moves the same distance
- the dimming mechanism provided by the present invention will make the rotation amount of the lighting unit 2 in the up and down direction smaller, thereby making the dimming accuracy in the up and down direction higher.
- arranging the first adjustable ball joint 1b on the side away from the fixed ball joint 1a can increase the distance between the ball center of the first adjustable ball joint 1b and the first shaft I.
- the power arm that rotates in the left-right direction of the lighting unit 2 is added, thereby improving the dimming accuracy in the left-right direction.
- a sliding groove 4 is provided on the lighting unit 2, and one end of the second adjustable ball joint 1c is slidably connected to the sliding groove 4 through a sliding block 6.
- the slider 6 includes a slider base 601 slidably connected to the sliding groove 4 and a fixing part fixed on the slider base 601 602. Sliding parts 6011 are formed on both sides of the slider base 601, and the slider base 601 is slidably connected to the sliding groove 4 through the sliding parts 6011, so as to enable the slider 6 to slide along the sliding groove 4 Slot 4 slides.
- the sliding groove 4 has a guiding function, and the sliding parts 6011 on both sides of the sliding block 6 are inserted into the sliding groove 4 to guide the sliding block 6 to slide in the direction of the sliding groove 4.
- the fixing portion 602 is formed into a ring structure
- the second adjustable ball joint 1c includes a ball screw 101 and a ball nut 102
- a card is formed on the ball nut 102
- the groove can be inserted into the annular structure, so that the fixing portion 602 is engaged with the second adjustable ball joint 1c, and the ball of the second adjustable ball joint 1c
- the center of the ball head is set on the axial center line 6022 of the ring structure
- the fixing portion 602 is formed in a circular ring shape
- the ball nut 102 of the second adjustable ball head connector 1c is formed with a clamping groove.
- the fixed portion 602 may be formed with a circular truncated cone around the fixed portion 602, which can be used to align the ball nut
- the claws used to form the card slot on 102 are restricted to a certain extent, which can also protect the card slot.
- the fixed portion 602 is formed in a circular ring shape, but bosses 6023 are formed on both sides of the fixed portion 602, and the bosses 6023 extend along the axial direction of the fixed portion 602, and the upper portions of the bosses 6023 on both sides are formed as an open structure.
- the fixing parts 602 of the above two structures are selected according to actual installation needs.
- the fixing portion 602 is formed with a cylindrical groove 6021
- the second adjustable ball joint 1c is configured as a ball screw 101
- the ball head of the second adjustable ball joint 1c It is installed and fitted in the cylindrical groove 6021 and can slide along the cylindrical groove 6021.
- the ball center of the second adjustable ball joint 1c is located on the vertical center surface of the slider 6, and the slider 6, the sliding groove 4 It coincides with the vertical center plane of the lighting unit 2, and the axial center line 6022 of the cylindrical groove 6021 is perpendicular to the ball center of the fixed ball joint 1a and the ball of the second adjustable ball joint 1c
- the vertical plane of the center wherein the inner surface of the cylindrical groove 6021 is formed by stretching the cross-section of the ball head of the second adjustable ball head connector 1c and the vertical plane along the axial center line 6022.
- the slider 6 is connected with the second adjustable ball head along the center of the ball head of the fixed ball head connector 1a and the ball head of the fixed ball head connector 1a.
- the connecting line of the ball center of the ball head of the piece 1c is the trajectory rotation of the arc segment formed by the radius, and the axial center line 6022 is a straight line, and the ball head of the second adjustable ball head connecting piece 1c can only be aligned with the cylindrical groove along a straight line.
- the center of the ball head is the center of the circle, and the line connecting the center of the ball head of the fixed ball head connector 1a and the ball center of the second adjustable ball head connector 1c is the arc segment of the radius, in which the cylindrical groove 6021
- the inner surface is formed by stretching the cross-section line of the ball head of the second adjustable ball joint 1c and the vertical plane along the axial centerline 6022, and the vertical plane is formed by the ball center and the first ball passing through the fixed ball joint 1a. Two vertical planes of the ball center of the adjustable ball joint 1c.
- the slider 6 rotates along the above-mentioned arc segment, and the relative sliding of the ball head of the second adjustable ball joint 1c and the cylindrical groove 6021 is also along the above-mentioned arc segment, so that There is basically no stress between the ball head of the second adjustable ball head connector 1c and the cylindrical groove 6021, which is beneficial to prolong the service life of the parts.
- the axial centerline 6022 is a straight column ⁇ 6021.
- the cylindrical groove 6021 closely fits with the ball head of the second adjustable ball joint 1c, which can not only ensure that the ball head of the second adjustable ball joint 1c rotates in the cylindrical groove 6021, but also can ensure that it is on the cylindrical surface. Sliding in slot 6021.
- the plane on the fixing part 602 that abuts against the slot of the second adjustable ball joint 1c forms an angle with the upper or lower plane of the sliding part 6011.
- the angle is The sum of the angle and the angle between the chute 4 and the horizontal plane is 90°.
- an included angle is formed between the fixed portion 602 and the slider base 601, and the included angle is the same as the angle between the chute 4 and the horizontal plane. The sum of the included angles is 90° to ensure that the second adjustable ball joint 1c extends horizontally.
- the sliding block 6 is formed as a sliding rod connected to the ball nut 102, and the sliding block 6 can be slidably connected in the sliding groove 4. Therefore, in addition to the structures shown in FIGS. 19 to 25 and 33 to 36, the structure of the sliding groove 4 may also be the structure shown in FIGS. 29 and 30. At this time, the slider 6 is in the sliding groove 4 Sliding can also guide the second adjustable ball joint 1c to slide along the sliding groove 4.
- the matching structure of the sliding block 6 and the sliding groove 4 can also adopt other structural forms, the purpose of which is to enable the sliding block 6 to slide along the sliding groove 4, so that the second adjustable ball joint 1c can be moved along the sliding groove 4 Moving forward and backward in 4 directions all belong to the protection scope of the present invention.
- an end surface of the slider base 601 away from the fixed portion 602 is provided with or integrally formed with an elastic support Structure 6012, the elastic support structure 6012 abuts against the bottom surface of the sliding groove 4 and can form a reverse force so that the slider base 601 can be close to the sliding groove 4 and can slide along the sliding groove 4 .
- the elastic support structure 6012 is a pair of arc-shaped elastic sheets, and the arc-shaped elastic sheets extend along the direction of the sliding groove 4.
- one side edge of the elastic support structure 6012 is connected to the lower edge of the slider base 601. It can be understood that one side of the elastic support structure 6012 is connected to the lower edge of the slider base 601, and the other side forms a gap with the lower surface of the slider base 601, and the elastic support structure 6012 is downwardly curved Surface structure.
- the sliding part 6011 is inserted into the sliding groove 4, the sliding part 6011 is made to closely contact the sliding groove 4 under the elastic force of the elastic support structure 6012, and the sliding of the sliding part 6011 in the sliding groove 4 will not be affected at the same time.
- the "up” and “down” referred to here are only the existing positions shown in the parts shown in Figure 21 to Figure 25 and Figure 33 to Figure 36, and do not represent the actual position of the parts after they are actually installed. Refers to the location.
- an embodiment of the present invention also provides a vehicle lamp module, which includes the dimming mechanism and the lighting unit 2 of the foregoing embodiments.
- the lighting unit 2 includes a heat sink 201, and the sliding groove 4 is integrally or detachably provided on the heat sink 201. It is preferably an integrated connection, which can reduce installation steps and reduce installation difficulty.
- an embodiment of the present invention provides a vehicle lamp, which includes the vehicle lamp module of the foregoing embodiments.
- An embodiment of the present invention also provides a vehicle, which includes the vehicle lamp of the foregoing embodiment.
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Lighting Device Outwards From Vehicle And Optical Signal (AREA)
Abstract
Description
Claims (17)
- 一种调光机构,用于对照明单元(2)进行调光,其特征在于,包括固定球头连接件(1a)、第一可调球头连接件(1b)和第二可调球头连接件(1c);A dimming mechanism for dimming a lighting unit (2), characterized in that it comprises a fixed ball joint (1a), a first adjustable ball joint (1b) and a second adjustable ball joint Connector (1c);所述固定球头连接件(1a)的一端与所述照明单元(2)连接,另一端与支撑架或灯体(3)连接;One end of the fixed ball joint (1a) is connected to the lighting unit (2), and the other end is connected to the support frame or the lamp body (3);所述第一可调球头连接件(1b)的一端与所述照明单元(2)连接,另一端支承在所述支撑架或灯体(3)上,所述第一可调球头连接件(1b)能够相对所述支撑架或灯体(3)作前后运动,以能够通过带动所述照明单元(2)转动而实现第一方向上的调光;One end of the first adjustable ball joint (1b) is connected to the lighting unit (2), the other end is supported on the support frame or the lamp body (3), and the first adjustable ball joint is connected The member (1b) can move back and forth relative to the support frame or the lamp body (3), so as to realize the dimming in the first direction by driving the lighting unit (2) to rotate;所述照明单元(2)上设有滑槽(4),所述第二可调球头连接件(1c)的一端与所述滑槽(4)滑动连接,另一端支承在所述支撑架或灯体(3)上,所述第二可调球头连接件(1c)能够相对所述支撑架或灯体(3)作前后运动,以能够带动所述滑槽(4)转动,并能够通过所述滑槽(4)的转动带动所述照明单元(2)转动而实现第二方向上的调光。The lighting unit (2) is provided with a sliding groove (4), one end of the second adjustable ball joint (1c) is slidably connected to the sliding groove (4), and the other end is supported on the support frame Or on the lamp body (3), the second adjustable ball joint (1c) can move back and forth relative to the support frame or the lamp body (3), so as to drive the chute (4) to rotate, and The lighting unit (2) can be driven to rotate by the rotation of the sliding groove (4) to realize dimming in the second direction.
- 根据权利要求1所述的调光机构,其特征在于,所述固定球头连接件(1a)的球头球心和所述第一可调球头连接件(1b)的球头球心的连线沿所述第一方向延伸,所述第二可调球头连接件(1c)设于所述固定球头连接件(1a)和第一可调球头连接件(1b)的后方。The dimming mechanism according to claim 1, wherein the ball center of the fixed ball joint (1a) and the ball center of the first adjustable ball joint (1b) are The connecting line extends along the first direction, and the second adjustable ball joint (1c) is arranged behind the fixed ball joint (1a) and the first adjustable ball joint (1b).
- 根据权利要求2所述的调光机构,其特征在于,所述第一方向为上下方向,所述第二方向为左右方向;The dimming mechanism according to claim 2, wherein the first direction is an up-down direction, and the second direction is a left-right direction;所述固定球头连接件(1a)的球头球心、所述第一可调球头连接件(1b)的球头球心以及所述第二可调球头连接件(1c)的球头球心置于同一竖直平面内。The ball center of the fixed ball joint (1a), the ball center of the first adjustable ball joint (1b), and the ball of the second adjustable ball joint (1c) The center of the header is placed in the same vertical plane.
- 根据权利要求3所述的调光机构,其特征在于,所述滑槽(4)与所述竖直平面之间形成有夹角。The dimming mechanism according to claim 3, characterized in that an included angle is formed between the sliding groove (4) and the vertical plane.
- 根据权利要求2所述的调光机构,其特征在于,所述第一方向为左右方向,所述第二方向为上下方向;The dimming mechanism according to claim 2, wherein the first direction is a left-right direction, and the second direction is a vertical direction;所述固定球头连接件(1a)的球头球心、所述第一可调球头连接件(1b)的球头球心以及所述第二可调球头连接件(1c)的球头球心置于同一水平面内。The ball center of the fixed ball joint (1a), the ball center of the first adjustable ball joint (1b), and the ball of the second adjustable ball joint (1c) The center of the header is placed in the same horizontal plane.
- 根据权利要求5所述的调光机构,其特征在于,所述滑槽(4)与所述水平面之间形成有夹角。The dimming mechanism according to claim 5, characterized in that an included angle is formed between the sliding groove (4) and the horizontal plane.
- 根据权利要求1至6中任一项所述的调光机构,其特征在于,所述固定球头连接件(1a)和所述第一可调球头连接件(1b)为球头螺杆组件(1),所述球头螺杆组件(1)包括球头螺杆(101)和球头螺母(102)。The dimming mechanism according to any one of claims 1 to 6, wherein the fixed ball joint (1a) and the first adjustable ball joint (1b) are ball screw assemblies (1), the ball screw assembly (1) includes a ball screw (101) and a ball nut (102).
- 根据权利要求1至6中任一项所述的调光机构,其特征在于,所述照明单元(2)上设有滑槽(4),所述滑槽(4)上设有滑块(6),所述第二可调球头连接件(1c)的一端通过所述滑块(6)与所述滑槽(4)滑动连接。The dimming mechanism according to any one of claims 1 to 6, wherein the lighting unit (2) is provided with a sliding groove (4), and the sliding groove (4) is provided with a slider ( 6) One end of the second adjustable ball joint (1c) is slidably connected to the sliding groove (4) through the sliding block (6).
- 根据权利要求8所述的调光机构,其特征在于,所述第二可调球头连接件(1c)为球头螺杆组件(1), 所述球头螺杆组件(1)包括球头螺杆(101)和球头螺母(102),所述滑块(6)包括与所述滑槽(4)滑动连接的滑块底座(601)以及固定于所述滑块底座(601)上的固定部(602),所述固定部(602)能够与所述第二可调球头连接件(1c)的球头活动连接;或者The dimming mechanism according to claim 8, wherein the second adjustable ball joint (1c) is a ball screw assembly (1), and the ball screw assembly (1) comprises a ball screw (101) and a ball nut (102), the slider (6) includes a slider base (601) that is slidably connected to the slide groove (4) and a fixing fixed on the slider base (601) Part (602), the fixed part (602) can be movably connected with the ball head of the second adjustable ball head connector (1c); or所述滑块(6)形成为连接在所述球头螺母(102)上的滑动杆,所述滑块(6)能够滑动连接于所述滑槽(4)内。The sliding block (6) is formed as a sliding rod connected to the ball nut (102), and the sliding block (6) can be slidably connected in the sliding groove (4).
- 根据权利要求9所述的调光机构,其特征在于,所述固定部(602)形成为环状结构,所述第二可调球头连接件(1c)上形成有卡槽,所述第二可调球头连接件(1c)的球头螺母(102)通过所述卡槽卡设在所述固定部(602)上,所述第二可调球头连接件(1c)的球头球心设于所述环状结构的轴向中心线上;或者The dimming mechanism according to claim 9, wherein the fixing portion (602) is formed in a ring structure, the second adjustable ball joint (1c) is formed with a slot, and the first The ball nut (102) of the second adjustable ball joint (1c) is clamped on the fixing part (602) through the slot, and the ball head of the second adjustable ball joint (1c) The center of the sphere is set on the axial centerline of the annular structure; or所述固定部(602)形成有柱面槽(6021),所述第二可调球头连接件(1c)设置为球头螺杆(101),所述第二可调球头连接件(1c)的球头安装配合在所述柱面槽(6021)内且能够沿所述柱面槽(6021)滑动。The fixing portion (602) is formed with a cylindrical groove (6021), the second adjustable ball joint (1c) is configured as a ball screw (101), and the second adjustable ball joint (1c) The ball head of) is installed and fitted in the cylindrical groove (6021) and can slide along the cylindrical groove (6021).
- 根据权利要求10所述的调光机构,其特征在于,所述柱面槽(6021)的轴向中心线(6022)垂直于经过所述固定球头连接件(1a)的球头球心与所述第二可调球头连接件(1c)的球头球心的竖直平面,其中所述柱面槽(6021)的内表面为所述第二可调球头连接件(1c)的球头与所述竖直平面的截线沿所述轴向中心线(6022)拉伸形成;或者The dimming mechanism according to claim 10, wherein the axial centerline (6022) of the cylindrical groove (6021) is perpendicular to the ball center of the fixed ball joint (1a) and The vertical plane of the ball center of the second adjustable ball joint (1c), wherein the inner surface of the cylindrical groove (6021) is the second adjustable ball joint (1c) The section line between the ball head and the vertical plane is stretched along the axial centerline (6022); or所述柱面槽(6021)的轴向中心线(6022)形成为以所述固定球头连接件(1a)的球头球心为圆心、以所述固定球头连接件(1a)的球头球心与所述第二可调球头连接件(1c)的球头球心的连线为半径的弧线段,其中所述柱面槽(6021)的内表面为所述第二可调球头连接件(1c)的球头与竖直平面的截线沿所述轴向中心线(6022)拉伸形成,所述竖直平面为经过所述固定球头连接件(1a)的球头球心与所述第二可调球头连接件(1c)的球头球心的竖直平面。The axial centerline (6022) of the cylindrical groove (6021) is formed as a ball centered on the ball center of the fixed ball joint (1a) and centered on the fixed ball joint (1a). The line connecting the center of the head and the center of the second adjustable ball joint (1c) is an arc segment of a radius, wherein the inner surface of the cylindrical groove (6021) is the second adjustable The section line of the ball head of the adjusting ball joint (1c) and the vertical plane is stretched along the axial centerline (6022), and the vertical plane is formed by passing through the fixed ball joint (1a) The vertical plane of the center of the ball head and the center of the ball head of the second adjustable ball joint (1c).
- 根据权利要求9所述的调光机构,其特征在于,所述滑块底座(601)的远离所述固定部(602)的一端端面上设有或一体形成有弹性支承结构(6012),所述弹性支承结构(6012)抵靠所述滑槽(4)的底面并能够形成反向作用力以能够使所述滑块底座(601)紧贴所述滑槽(4)并能够沿所述滑槽(4)滑动。The dimming mechanism according to claim 9, characterized in that, an end surface of the slider base (601) far away from the fixing portion (602) is provided with or integrally formed with an elastic support structure (6012), so The elastic support structure (6012) abuts against the bottom surface of the chute (4) and can form a reverse force to enable the slider base (601) to abut the chute (4) and be able to move along the chute (4). The chute (4) slides.
- 根据权利要求12所述的调光机构,其特征在于,所述弹性支承结构(6012)为成对的弧形弹性薄片,所述弧形弹性薄片沿着所述滑槽(4)方向延伸。The dimming mechanism according to claim 12, wherein the elastic support structure (6012) is a pair of arc-shaped elastic sheets, and the arc-shaped elastic sheets extend along the direction of the sliding groove (4).
- 一种车灯模组,其特征在于,包括根据权利要求1至13中任一项所述的调光机构和照明单元(2)。A vehicle lamp module, characterized by comprising the dimming mechanism and the lighting unit (2) according to any one of claims 1 to 13.
- 根据权利要求14所述的车灯模组,其特征在于,所述照明单元(2)包括散热件(201),所述滑槽(4)一体式地或者可拆卸地设置在所述散热件(201)上。The vehicle lamp module according to claim 14, wherein the lighting unit (2) includes a heat sink (201), and the sliding groove (4) is integrally or detachably provided on the heat sink (201). (201) on.
- 一种车灯,其特征在于,包括根据权利要求14或15所述的车灯模组。A vehicle lamp, characterized by comprising the vehicle lamp module according to claim 14 or 15.
- 一种车辆,其特征在于,包括根据权利要求16所述的车灯。A vehicle characterized by comprising the vehicle lamp according to claim 16.
Priority Applications (10)
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JP2022570698A JP7442684B2 (en) | 2020-05-26 | 2020-08-26 | Light control mechanism, vehicle lamp module, vehicle lamp, and vehicle |
KR1020227039162A KR20220167307A (en) | 2020-05-26 | 2020-08-26 | Dimming fixtures, vehicle lamp modules, vehicle lamps and vehicles |
EP20937604.5A EP4137743A4 (en) | 2020-05-26 | 2020-08-26 | Dimming mechanism, vehicle lamp module, vehicle lamp, and vehicle |
US17/926,326 US20230194061A1 (en) | 2020-05-26 | 2020-08-26 | Dimming mechanism, vehicle lamp module, vehicle lamp, and vehicle |
MX2021012521A MX2021012521A (en) | 2020-05-26 | 2020-08-26 | Dimming mechanism, vehicle lamp module, vehicle lamp, and vehicle. |
KR1020227039436A KR20220166863A (en) | 2020-05-26 | 2021-03-17 | Dimming fixtures, vehicle lamp modules, vehicle lamps and vehicles |
JP2022563338A JP2023522089A (en) | 2020-05-26 | 2021-03-17 | AIMING MECHANISM, VEHICLE LAMP MODULE, VEHICLE LAMP AND VEHICLE |
EP21814283.4A EP4123216B1 (en) | 2020-05-26 | 2021-03-17 | Dimming mechanism, vehicle lamp module, vehicle lamp, and vehicle |
US17/919,629 US11970107B2 (en) | 2020-05-26 | 2021-03-17 | Dimming mechanism, vehicle lamp module, vehicle lamp, and vehicle |
PCT/CN2021/081312 WO2021238352A1 (en) | 2020-05-26 | 2021-03-17 | Dimming mechanism, vehicle lamp module, vehicle lamp, and vehicle |
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CN202010456521.3 | 2020-05-26 | ||
CN202010456521.3A CN113719801A (en) | 2020-05-26 | 2020-05-26 | Dimming mechanism, car lamp module, car lamp and vehicle |
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