CN109849804A - Cam device and car steering auxiliary system - Google Patents
Cam device and car steering auxiliary system Download PDFInfo
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- CN109849804A CN109849804A CN201910122914.8A CN201910122914A CN109849804A CN 109849804 A CN109849804 A CN 109849804A CN 201910122914 A CN201910122914 A CN 201910122914A CN 109849804 A CN109849804 A CN 109849804A
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- rotating body
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- cam device
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- mounting bracket
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Abstract
The present invention provides a kind of cam devices and car steering auxiliary system, the rotating body that cam device includes mounting bracket, is rotatably arranged in mounting bracket, rotating body includes camera, rotating body can change the primary optical axis of camera and the angle of horizontal plane, the locking mechanism for capableing of Peripheric locking rotating body when rotating relative to mounting bracket, locking mechanism is arranged in mounting bracket, and when locking mechanism is detached from rotating body, rotating body can be rotated relative to mounting bracket.Cam device provided by the invention can be according to the glass of different setting angles, rotating body is set to rotate suitable angle relative to mounting bracket, to which the primary optical axis of camera is adjusted to horizontal direction, versatility is improved, the development cost of car steering auxiliary system is thereby reduced.
Description
Technical field
The present invention relates to technical field of automobile parts, and more specifically to a kind of cam device, the present invention is also related to
And a kind of car steering auxiliary system.
Background technique
The forward sight of car steering auxiliary system (ADAS, Advanced Driver Assistance System) is taken the photograph at present
As head is typically mounted on a camera bracket, then the bracket is fixed on automobile window glass, and require to image
The primary optical axis of head is parallel to the horizontal plane.
Above-mentioned camera is certain with respect to the angle of bracket mounting face, and bracket is fixed on glass, but the glass of different automobile types
The setting angle of glass with respect to the horizontal plane is multifarious, causes the use of camera limited, needs for different setting angles
Glass develops different camera brackets, and development cost is higher.
Summary of the invention
In view of this, the purpose of the present invention is to provide a kind of cam device, so that camera is suitable for different installations
The glass of angle improves versatility, and then reduces ADAS development cost.
Another object of the present invention is to provide a kind of car steering auxiliary systems with above-mentioned cam device.
In order to achieve the above object, the invention provides the following technical scheme:
A kind of cam device, comprising:
Mounting bracket；
The rotating body being rotatably arranged in the mounting bracket, the rotating body include camera, the rotation
Turn that the primary optical axis of the camera and the angle of horizontal plane can be changed when main body is rotated relative to the mounting bracket；
It is capable of the locking mechanism of rotating body described in Peripheric locking, the locking mechanism is arranged in the mounting bracket,
When the locking mechanism is detached from the rotating body, the rotating body can be rotated relative to the mounting bracket.
Preferably, in above-mentioned cam device, the rotating body includes:
The cylinder shell being rotatably assorted with the mounting bracket；
Camera module on the cylinder shell is set, and the camera module includes the camera and circuit
Plate, the axis of the primary optical axis of the camera perpendicular to the cylinder shell.
Preferably, it in above-mentioned cam device, is provided on the cylinder shell more along what is be entirely arranged circumferentially
A location structure, the location structure can cooperate with the locking mechanism Peripheric locking.
Preferably, in above-mentioned cam device, the mounting bracket includes:
The fixation bracket being rotatablely connected with one end of the rotating body；
The adjusting bracket being rotatablely connected with the other end of the rotating body, the locking mechanism setting is in adjusting branch
On frame.
Preferably, in above-mentioned cam device, the location structure is locating slot, and the locking mechanism is knob, described
The screw thread that knob includes the bottom locking end of swivel head and the locating slot secure fit, is threadedly engaged with the adjusting bracket
Section.
Preferably, in above-mentioned cam device, the cylinder shell is plastic part, and outer wall is provided with becket, institute
Stating locating slot is the conical tank being arranged on the becket, and the bottom locking end is cone.
Preferably, in above-mentioned cam device, the cylinder shell includes:
First main body half-shell is provided with the first clamping structure, camera through-hole, one end of the first main body half-shell
Outer wall is provided with the first semi-circular rib, and other end inner wall is provided with the first half snap rings, and the camera passes through the camera
Through-hole；
Second main body half-shell is provided with positioning column, circuit board support structure, the second clamping structure, threaded hole, second
Semi-circular rib, the second half snap rings, second clamping structure and first clamping structure are clamped, the second half snap ring with
The first half snap ring cooperatively forms circumferential clasp, and the second semi-circular rib is cooperatively formed with the first semi-circular rib
Annular rib；
It is provided with the turnbarrel of the location structure, is provided with the annular snap being engaged by clamping with the circumferential clasp
Slot, the circuit board slot for circuit board insertion, the location hole with positioning column cooperation, the adjusting bracket are provided with confession
The adjusting bracket installation cavity of the turnbarrel rotation insertion, the fixed bracket is provided with to be rotatably assorted with the annular rib
Annular inner card cage；
It is logical to be provided with the positioning passed through for the screw in the camera module for the screw being fixed in the threaded hole
Hole.
Preferably, in above-mentioned cam device, the adjusting bracket is plastic part, and outer wall has boss, the boss
Injection molding is embedded with metal nuts, the thread segment cooperation of the internal screw thread of the metal nuts and the knob.
Preferably, it in above-mentioned cam device, is provided on the support bracket fastened mounting surface for pasting fixed
One rubber mat；It is provided on the mounting surface of the adjusting bracket for pasting the second fixed rubber mat.
It can be seen from the above technical scheme that cam device provided by the invention includes mounting bracket；Rotationally
Rotating body in mounting bracket is set, and rotating body includes camera, and rotating body can when rotating relative to mounting bracket
Change the primary optical axis of camera and the angle of horizontal plane；It is capable of the locking mechanism of Peripheric locking rotating body, locking mechanism setting
In mounting bracket, when locking mechanism is detached from rotating body, rotating body can be rotated relative to mounting bracket.
It is mounted on the glass of car body in application, cam device passes through mounting bracket first, then according to the peace of glass
Angle is filled, in the case where locking mechanism is detached from rotating body, rotates rotating body relative to mounting bracket with camera, directly
Primary optical axis to camera is adjusted to horizontal direction, finally utilizes locking mechanism Peripheric locking rotating body, makes rotating body phase
It is circumferentially fixed to mounting bracket.
In conclusion cam device provided by the invention can make rotating body according to the glass of different setting angles
Different proper angles is rotated relative to mounting bracket, so that the primary optical axis of camera is adjusted to horizontal direction, so can make
Camera is suitable for the glass of different setting angles, improves versatility, thereby reduces ADAS development cost.
The present invention also provides a kind of car steering auxiliary system, including cam device, the cam device is upper
Any cam device is stated, since above-mentioned cam device has said effect, the automobile with above-mentioned cam device is driven
It sails auxiliary system to have same effect, therefore, this article will not repeat them here.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is the present invention
Some embodiments for those of ordinary skill in the art without creative efforts, can also basis
These attached drawings obtain other attached drawings.
Fig. 1 is the overall schematic of cam device provided in an embodiment of the present invention；
Fig. 2 is the assembling schematic diagram of cam device provided in an embodiment of the present invention；
Fig. 3 is the perspective view of the explosion of cam device provided in an embodiment of the present invention；
Fig. 4 is support bracket fastened structural schematic diagram provided in an embodiment of the present invention；
Fig. 5 is the structural schematic diagram of adjusting bracket provided in an embodiment of the present invention；
Fig. 6 is the structural schematic diagram of turnbarrel provided in an embodiment of the present invention；
Fig. 7 is the structural schematic diagram of knob provided in an embodiment of the present invention；
Fig. 8 is the structural schematic diagram of camera module provided in an embodiment of the present invention；
Fig. 9 is the structural schematic diagram of the first main body half-shell provided in an embodiment of the present invention；
Figure 10 is the structural schematic diagram of the second main body half-shell provided in an embodiment of the present invention；
Figure 11 is the schematic diagram that cam device provided in an embodiment of the present invention is mounted on glass curve；
Figure 12 is the schematic diagram that cam device provided in an embodiment of the present invention is mounted on commercial vehicle glass；
Figure 13 is the schematic diagram that cam device provided in an embodiment of the present invention is mounted on passenger car glass.
In figure 1 above -13:
1- rotating body, 11- camera module, 111- camera, 112- positioning through hole, 113- circuit board, 1111- visual field
Angle, 1112- primary optical axis, the first main body of 12- half-shell, the first clamping structure of 121-, 122- camera through-hole, the first semi-circular of 123-
The first half snap ring of rib, 124-, the second main body of 13- half-shell, 131- positioning column, 132- circuit board support structure, 133- second block
Binding structure, 134- threaded hole, the second semi-circular of 135- rib, 136 the second half snap rings, 14- screw；
2- fixes bracket, 21- fixed bracket installation cavity, 22- annular inner card cage, the first coating groove of 23-；
3- adjusting bracket, 31- adjusting bracket installation cavity, 32- boss, 33- metal nuts, the second coating groove of 34-；
4- rubber mat, the first rubber mat of 41-, the second rubber mat of 42-；
5- knob, the bottom 51- locking end, 52- thread segment, 53- swivel head；
6- turnbarrel, 61- location structure, 62- annular slot, 63- circuit board slot, 64- location hole；
7- glass.
Specific embodiment
The embodiment of the invention provides a kind of cam devices, and camera can be made to be suitable for the glass of different setting angles
Glass improves versatility, thereby reduces ADAS development cost.
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art
Every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
Attached drawing 1-13 is please referred to, cam device provided in an embodiment of the present invention includes mounting bracket；It can be rotatably set
Rotating body 1 in mounting bracket, rotating body 1 include camera 111, energy when rotating body 1 is rotated relative to mounting bracket
Enough change the primary optical axis 1112 of camera 111 and the angle of horizontal plane；It is capable of the locking mechanism of Peripheric locking rotating body 1, locks
Locking structure is arranged in mounting bracket, and when locking mechanism is detached from rotating body 1, rotating body 1 being capable of opposite mounting bracket turn
It is dynamic.
It is mounted on the glass of car body in application, cam device passes through mounting bracket first, then according to the peace of glass
Angle is filled, in the case where locking mechanism is detached from rotating body 1, turns rotating body 1 with respect to mounting bracket with camera 111
It is dynamic, until the primary optical axis 1112 of camera 111 is adjusted to horizontal direction, locking mechanism Peripheric locking rotating body 1 is finally utilized,
Keep rotating body 1 circumferentially fixed with respect to mounting bracket.
In conclusion cam device provided by the invention can make rotating body 1 according to the glass of different setting angles
Different proper angles is rotated relative to mounting bracket, so that the primary optical axis 1112 of camera 111 is adjusted to horizontal direction, is improved
Versatility, thereby reduces ADAS development cost.
As shown in Figure 1-3, rotating body 1 includes the cylinder shell being rotatably assorted with mounting bracket；It is arranged in cylindrical shape
Camera module 11 on shell, as shown in figure 8, camera module 11 includes camera 111 and circuit board 113, camera 111
Primary optical axis 1112 perpendicular to cylinder shell axis.The rotating body 1 of the present embodiment is by cylinder shell around itself axis
Line is rotated relative to mounting bracket, is rotated together to be inconjunction with camera 111 to horizontal direction, and structure is simple, convenient for assembly.
Certainly, cylinder shell may be replaced by other shapes, such as rectangular box shape, be connected by rotary shaft and mounting bracket rotation
It connects.
Preferably, it is provided on cylinder shell along the multiple location structures 61 being entirely arranged circumferentially, location structure
61 can cooperate with locking mechanism Peripheric locking.The present invention is locked by locking mechanism and location structure 61, is realized and is revolved
It is circumferentially fixed with respect to mounting bracket to turn main body 1, structural soundness is preferable.According to the different rotational angle of cylinder shell, lock
Locking structure and the location structure of relative position 61 are locked.Above-mentioned locking mechanism can be one, or multiple.
Certainly, the present invention can also be not provided with above-mentioned location structure 61, and locking mechanism is made directly to lock cylinder shell
Outer peripheral surface, to realize the circumferentially fixed effect of the opposite mounting bracket of same rotating body 1.
As shown in Figs. 1-2, mounting bracket includes the fixation bracket 2 with the rotation connection of one end of rotating body 1；It is led with rotation
The adjusting bracket 3 of the other end rotation connection of body 1, locking mechanism are arranged in adjusting bracket 3.The present invention utilizes fixed bracket 2
The structure that a simply supported beam is formed with adjusting bracket 3, rotating body 1 is placed between two brackets, stability is increased, for
It is highly beneficial to resist vehicle vibration.It is understood that mounting bracket can also be the bracket of an entirety.
Preferably, location structure 61 is locating slot, and locking mechanism is knob 5, and knob 5 includes swivel head 53 and locating slot
The bottom locking end 51 of secure fit, the thread segment 52 being threadedly engaged with adjusting bracket 3, as shown in Figure 7.Correspondingly, adjusting branch
The internal screw thread with the cooperation of the thread segment 52 of knob 5 is provided on frame 3.Make thread segment 52 in internal screw thread by rotating swivel head 53
Axial movement, thus realize the bottom locking end 51 of knob 5 and the locking of the locating slot of cylinder shell with separate, to realize
The switching that can be rotated with fixed two states of rotating body 1, Peripheric locking intensity is preferable, and relatively simple for structure.When
So, above-mentioned location structure 61 can also be positioning column 131, and corresponding locking mechanism is locking sleeve etc..Locking mechanism can be with
For fixture etc..
In further technical solution, cylinder shell is plastic part, and outer wall is provided with becket, and locating slot is setting
Conical tank on becket, as shown in fig. 6, bottom locking end 51 is cone.The present embodiment is used for circumferentially positioned circle
Cone tank uses metal structure, and the other structures of cylinder shell use plastic construction, and product total quality is lighter, while again
It ensure that the intensity of locking.It is understood that above-mentioned locating slot may be replaced by other shapes, such as cylindrical or square groove
Deng；Plastic construction can also be used；Certainly, cylinder shell may be metalwork.
As shown in Fig. 3,9,10, cylinder shell includes the first main body half-shell 12, is provided with the first clamping structure
121, camera through-hole 122, one end outer wall of the first main body half-shell 12 are provided with the first semi-circular rib 123, other end inner wall
The first half snap rings 124 are provided with, camera 111 passes through camera through-hole 122, as shown in Figure 9；Second main body half-shell 13, thereon
It is provided with positioning column 131, circuit board support structure 132, the second clamping structure 133, threaded hole 134, the second semi-circular rib
135, the second half snap rings 136, the second clamping structure 133 and the first clamping structure 121 are clamped, the second clamping structure 133 and first
One of clamping structure 121 is clamping protrusion, and one is card slot, and the second half snap rings 136 and the first half snap rings 124 cooperatively form ring
Shape snap ring, the second semi-circular rib 135 and the first semi-circular rib 123 cooperatively form annular rib, as shown in Figure 10, circuit board
Support construction 132 is specially support protrusion；It is provided with the turnbarrel 6 of location structure 61, is provided with and circumferential clasp card
The annular slot 62 of cooperation, the circuit board slot 63 that power circuit board 113 is inserted into, the location hole 64 cooperated with positioning column 131 are connect, such as
Shown in Fig. 6；The screw 14 being fixed in threaded hole 134 is provided with the positioning through hole passed through for screw 14 in camera module 11
112, as shown in Figure 8.
As shown in figure 5, adjusting bracket 3 be provided with for turnbarrel 6 rotation insertion adjusting bracket installation cavity 31 (through-hole,
Need to be connect with exterior strands), adjusting bracket 3 is rotatably mounted to the rotation of 1 one end of rotating body by adjusting bracket installation cavity 31
Location structure 61 is arranged on turnbarrel 6 for rotaring sleeve 6, and Peripheric locking is realized in the cooperation for passing through location structure 61 and locking mechanism
Be rotatably assorted.
As shown in figure 4, fixed bracket 2 is provided with the annular inner card cage 22 being rotatably assorted with annular rib, for cylindrical shell
The fixation bracket installation cavity 21 of body rotation insertion, fixed bracket 2 pass through fixed bracket installation cavity 21 and are rotatably mounted to rotation master
The other end of body 1 (i.e. fix bracket 2 at this time and adjusting bracket 3 be located at rotation by the one end of rotating body 1 far from turnbarrel 6
Turn the both ends of main body 1)；It is realized and is turned using the cooperation of annular rib and annular inner card cage 22 between fixed bracket 2 and rotating body 1
Dynamic connection.
The assembling process of cam device provided in an embodiment of the present invention is as follows:
Firstly, the circuit board 113 of camera module 11 is inserted into the circuit board slot 63 of turnbarrel 6, then will
Camera module 11 and turnbarrel 6 are put into togerther into the second main body half-shell 13, by the positioning column 131 of the second main body half-shell 13
On be nested into the location hole 64 on turnbarrel 6, using circuit board support structure 132 support circuit board 113, by the second main body
The second half snap rings 136 in half-shell 13 are put into the annular slot 62 of turnbarrel 6, are passed through in camera module 11 with screw 14
Positioning through hole 112 be fixed in the threaded hole 134 in the second half snap rings 136, realize camera module in rotating body 1
11, the assembly between 6 three of the second main body half-shell 13 and turnbarrel.
Then, by the second clamping structure of the first clamping structure 121 of the first main body half-shell 12 and the second main body half-shell 13
133 connect and fix, and the first half snap rings 124 in the first main body half-shell 12 are put into the another of the annular slot 62 of turnbarrel 6
The assembly working of rotating body 1 can be completed in half；First semi-circular rib 123 and second of the first main body half-shell 12 at this time
Second semi-circular rib 135 of main body half-shell 13 matches the annular rib for being combined into rotating body 1.
As shown in Fig. 5,4, finally, the turnbarrel 6 of assembled 1 one end of rotating body is inserted into adjusting bracket 3
In adjusting bracket installation cavity 31, the other end of rotating body 1 is inserted into the fixation bracket installation cavity 21 of fixed bracket 2, and is guaranteed
Above-mentioned annular rib is pressed into the annular inner card cage 22 of fixed bracket 2.
When cam device is installed, according to the setting angle of glass, rotating body 1 is rotated up to the key light of camera 111
Axis 1112 is adjusted to horizontal direction, finally utilizes locking mechanism Peripheric locking location structure 61, makes the opposite installation branch of rotating body 1
Frame is circumferentially fixed.
Cylinder shell provided by the invention is split type structure, convenient for assembly, while being convenient for the dimension of camera module 11
It repairs.It is understood that above-mentioned cylinder shell can also be an integral structure.The cooperation of above-mentioned each slot and convex ribs, can be with
Its installation site is exchanged.
Preferably, adjusting bracket 3 is plastic part, and outer wall has boss 32, and the injection molding of boss 32 is embedded with metal nuts 33,
The internal screw thread of metal nuts 33 and the thread segment 52 of knob 5 cooperate.The setting of adjusting bracket 3 of plastics of the present invention is provided with internal screw thread
Metal nuts 33, linked together between metal nuts 33 and boss 32 by insert injection moulding, at the same boss 32 increase with
The length that the thread segment 52 of knob 5 cooperates, not only ensure that whole locking intensity, but also realized the lightweight of entire product and set
Meter.Due to light-weight design, the main structure of cam device of the invention uses plastics.
Preferably, metal nuts 33 are specially copper nut.The copper nut can form screw thread with the thread segment 52 of knob 5 certainly
Lock construction realizes hovering of the camera 111 in rotary course, and the structure is easy to accomplish while easy to process, and structure is implemented as
This is lower.Certainly, adjusting bracket 3 and nut can also use other materials, and the present invention is not specifically limited herein；The present invention is also
Screw thread self-locking structure can be formed by the thread segment 52 of direct machining internal thread and knob 5 in adjusting bracket 3.
When assembly, the thread segment 52 of knob 5 is screwed into metal nuts 33, the bottom locking end 51 of knob 5 is inserted into rotation
When conical tank in rotaring sleeve 6, circumferential locking can be realized.
In order to further optimize the above technical scheme, as shown in Fig. 2, being provided on the mounting surface of fixed bracket 2 for gluing
Paste the first fixed rubber mat 41；It is provided on the mounting surface of adjusting bracket 3 for pasting the second fixed rubber mat 42.Such as Fig. 4 institute
Show, fixed bracket 2 includes the first coating groove 23；As shown in figure 5, adjusting bracket 3 includes the second coating groove 34.
Second coating groove 34 of assembled adjusting bracket 3 and the first coating groove 23 of fixed bracket 2 are adhered to respectively
First rubber mat 41 and the second rubber mat 42.As shown in figure 11, the cam device for having adhered to rubber mat is pasted on glass, because of difference
Glass curve have differences, two rubber mats are pasted on vehicle glass, and the characteristic adaptively deformed by rubber mat may be implemented
It is seamless applying with different glass curved surface, improve versatility；Installation stability is improved simultaneously.
Certainly, cam device of the invention can also be fixed on glass by Electrostatic Absorption, vacuum suction.
As shown in figure 12, in operating process, first knob 5 is screwed out from metal nuts 33, rotates rotating body 1, adjustment
Primary optical axis 1112 to the camera lens of camera 111 is parallel with horizontal plane (specially ground), the field angle 1111 of camera 111
Angular bisector is primary optical axis 1112, which is pasted on glass 7 by rubber mat 4, camera 111 acquires automobile and exists
External image under different operating conditions；It as shown in figure 13, is the glass for vehicle window 7 of passenger car to the lesser work shape in the inclination angle on ground
State schematic diagram is adjusted to the primary optical axis 1112 of the camera lens of camera 111 after being parallel to the horizontal plane, and knob 5 is screwed in metal nuts
In 33, and locked with conical tank.
The present invention can be developed by rotating and lock camera 111 and adapt to the vehicle glass of different setting angles and take the photograph
As head device, the development cost of ADAS camera 111 is saved, it is very convenient for the popularization in rear market.
The embodiment of the invention also provides a kind of car steering auxiliary systems, including cam device, cam device to be
The cam device that any of the above-described embodiment provides can make camera 111 be suitable for the glass of different setting angles, improve
Versatility, thereby reduces ADAS development cost, its advantage is that specifically please referring to above-mentioned reality by cam device bring
Relevant part in example is applied, details are not described herein again.
Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with other
The difference of embodiment, the same or similar parts in each embodiment may refer to each other.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention.
Various modifications to these embodiments will be readily apparent to those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one
The widest scope of cause.
Claims (10)
1. a kind of cam device characterized by comprising
Mounting bracket；
The rotating body (1) being rotatably arranged in the mounting bracket, the rotating body (1) include camera (111),
The rotating body (1) can change when being rotated relative to the mounting bracket primary optical axis (1112) of the camera (111) with
The angle of horizontal plane；
It is capable of the locking mechanism of rotating body (1) described in Peripheric locking, the locking mechanism is arranged in the mounting bracket, when
The locking mechanism is detached from rotating body (1) the Shi Suoshu rotating body (1) and can rotate relative to the mounting bracket.
2. cam device according to claim 1, which is characterized in that the rotating body (1) includes:
The cylinder shell being rotatably assorted with the mounting bracket；
Camera module (11) on the cylinder shell is set, and the camera module (11) includes the camera
(111) and circuit board (113), axis of the primary optical axis (1112) of the camera (111) perpendicular to the cylinder shell.
3. cam device according to claim 2, which is characterized in that be provided on the cylinder shell along entire week
To the multiple location structures (61) being evenly arranged, the location structure (61) can cooperate with the locking mechanism Peripheric locking.
4. cam device according to claim 3, which is characterized in that the mounting bracket includes:
The fixation bracket (2) being rotatablely connected with one end of the rotating body (1)；
The adjusting bracket (3) being rotatablely connected with the other end of the rotating body (1), the locking mechanism are arranged in the adjusting
On bracket (3).
5. cam device according to claim 4, which is characterized in that the location structure (61) is locating slot, described
Locking mechanism is knob (5), and the knob (5) includes swivel head (53), the bottom locking end with the locating slot secure fit
(51), the thread segment (52) being threadedly engaged with the adjusting bracket (3).
6. cam device according to claim 5, which is characterized in that the cylinder shell is plastic part, outer wall
It is provided with becket, the locating slot is the conical tank being arranged on the becket, and the bottom locking end (51) is circle
Taper.
7. cam device according to claim 5, which is characterized in that the cylinder shell includes:
First main body half-shell (12) is provided with the first clamping structure (121), camera through-hole (122), first main body
One end outer wall of half-shell (12) is provided with the first semi-circular rib (123), and other end inner wall is provided with the first half snap rings (124),
The camera (111) passes through the camera through-hole (122)；
Second main body half-shell (13) is provided with positioning column (131), circuit board support structure (132), the second clamping structure
(133), threaded hole (134), the second semi-circular rib (135), the second half snap rings (136), second clamping structure (133) with
First clamping structure (121) clamping, the second half snap ring (136) and the first half snap ring (124) cooperatively form ring
Shape snap ring, the second semi-circular rib (135) and the first semi-circular rib (123) cooperatively form annular rib；
It is provided with the turnbarrel (6) of the location structure (61), is provided with the ring being engaged by clamping with the circumferential clasp
Shape card slot (62), the circuit board slot (63) for the circuit board (113) insertion, the positioning with the positioning column (131) cooperation
Hole (64), the adjusting bracket (3) are provided with the adjusting bracket installation cavity (31) for the turnbarrel (6) rotation insertion, institute
It states fixed bracket (2) and is provided with the annular inner card cage (22) being rotatably assorted with the annular rib；
The screw (14) being fixed in the threaded hole (134) is provided on the camera module (11) for the screw
(14) positioning through hole (112) passed through.
8. cam device according to claim 7, which is characterized in that the adjusting bracket (3) is plastic part, outer wall
With boss (32), boss (32) injection molding is embedded with metal nuts (33), the internal screw thread of the metal nuts (33) and institute
State thread segment (52) cooperation of knob (5).
9. according to the described in any item cam devices of claim 4-8, which is characterized in that the installation of the fixed bracket (2)
It is provided on face for pasting fixed the first rubber mat (41)；It is provided on the mounting surface of the adjusting bracket (3) for pasting
Fixed the second rubber mat (42).
10. a kind of car steering auxiliary system, including cam device, which is characterized in that the cam device is such as right
It is required that the described in any item cam devices of 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910122914.8A CN109849804A (en) | 2019-02-18 | 2019-02-18 | Cam device and car steering auxiliary system |
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| CN201910122914.8A CN109849804A (en) | 2019-02-18 | 2019-02-18 | Cam device and car steering auxiliary system |
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| CN109849804A true CN109849804A (en) | 2019-06-07 |
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| CN208069554U (en) * | 2018-04-17 | 2018-11-09 | 广州市车视帝电子科技有限公司 | General vehicle rearview camera |
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Address after: 4 / F, building 1, No.14 Jiuxianqiao Road, Chaoyang District, Beijing 100020 Applicant after: Beijing Jingwei Hirain Technologies Co.,Inc. Address before: 8 / F, block B, No. 11, Anxiang Beili, Chaoyang District, Beijing 100101 Applicant before: Beijing Jingwei HiRain Technologies Co.,Ltd. |
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Application publication date: 20190607 |
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