CN106114624B - Automobile direction sensor connected structure, automobile direction sensor and automobile - Google Patents
Automobile direction sensor connected structure, automobile direction sensor and automobile Download PDFInfo
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- CN106114624B CN106114624B CN201610581310.6A CN201610581310A CN106114624B CN 106114624 B CN106114624 B CN 106114624B CN 201610581310 A CN201610581310 A CN 201610581310A CN 106114624 B CN106114624 B CN 106114624B
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- bearing
- direction sensor
- automobile
- shell
- automobile direction
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D15/00—Steering not otherwise provided for
- B62D15/02—Steering position indicators ; Steering position determination; Steering aids
- B62D15/021—Determination of steering angle
- B62D15/0215—Determination of steering angle by measuring on the steering column
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Force Measurement Appropriate To Specific Purposes (AREA)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
Abstract
The invention discloses a kind of automobile direction sensor connected structure, automobile direction sensor and automobiles, belong to sensor technical field.Automobile direction sensor connected structure of the present invention includes arc valve block combination set, maintenance ring, centering sleeve, arc valve block combination set is an open loop type sleeve for having gap being made of at least two panels arc valve block, and centering sleeve can combine set synchronous rotary with arc valve block；Automobile direction sensor of the present invention includes housing unit, transmission component, data sensor component and automobile direction sensor connected structure.Automobile direction sensor assembling of the present invention is convenient, versatility is good, it is high to turn to accuracy of detection；Automobile direction sensor of the present invention uses non-contact, digital transmission mode, has the characteristics of service life length, high certainty of measurement, remote and interference-free data transmitting range；Automobile direction sensor of the present invention can provide strong technical support for the implementation of the vehicle intellectualized emerging technology such as AEB systems or automatic driving.
Description
Technical field
The present invention relates to sensor technical field more particularly to one kind for automobile automatic braking, automatic driving skill
Automobile direction sensor in art.
Background technology
Automobile automatic emergency brake system（AEB, Automatic Emergency Braking）It is that a kind of automobile is actively pacified
Full technology, system monitor the relative velocity and distance between target lead object and detection and object by sensor, calculate
Imminent situation, and take automatically under dangerous situation emergency brake to avoid or reducing collisions, which, which has become, draws
Lead the another new core technology of world car industrial upgrading.The most authoritative automotive safety testing agency Euro-NCAP in the world（Europe
The safe criticism association of continent new car）Addition AEB adds as what 5 stars were evaluated in the automotive safety detection criticism regulation of 2014
Sub-item.United States highways safety management bureau（NHTSA）Also it announces that five-star evaluation will be readjusted since 2018
System, wherein standard configuration AEB are the necessary conditions that new car obtains five-pointed star evaluation.In addition, account for more than 99% U.S.Auto Market share
20 automakers also have agreed to that AEB was allowed to become technical standard in 2022.
Automatic driving technology is to realize that the key technology of " intelligent automobile " and " intelligent transportation " and future automobile are sent out
The inexorable trend of exhibition.According to American Institute of Electrical and Electronics Engineers（IEEE）Prediction, to the year two thousand twenty whole world 75% trendy automobile all
It will be automatic Pilot.From technology in itself from the point of view of, automatic Pilot means the revolution of " drive essence ", it is possible to reduce drives pressure
Power improves safety, avoids congestion and reduces pollution.From the point of view of industry development, automatic Pilot will be Internet of Things, cloud computing and big
The inevitable outcome of data technique fusion development and the important engine of following many industry developments, the extensive use of automatic Pilot
The fast development of intelligence manufacture, new material and generation information technology can effectively be driven.McKinsey ＆ Co. points out, to 2025
Year autonomous driving vehicle can generate the output value of 2,000 hundred million to 1.9 trillion dollars, in the pulling of China Auto Market rapid growth
Under, Asia-Pacific market is expected in the following center of gravity for becoming global evolution.Under the background become better in market prospects expection, each cart enterprise,
Internet enterprises add in automatic Pilot technical research one after another.As Google is laid out automatic Pilot technical research, mesh since 2010
It is preceding to have formd core technology advantage in multiple fields；Daily output open up daily output Silicon Valley research center, carry out automatic driving with
Research in terms of the communication technology；The motor corporations such as German benz, masses, Bosch put into automatic under huge fund research and development complex environment
Driving technology；Volvo have been devoted to automatic Pilot research and development, look ahead under complete set vehicle carry its " automatic Pilot system
System "；Chinese Baidu also by the use of its " Baidu's automobile brain " as the core technology of automatic driving, to automatic Pilot technology into
Row further investigation.
《Made in China 2025》It points out generation information technology and manufacturing depth integration, is causing far-reaching
Industry transformation forms the new mode of production, Industrial form, business model and point of economic increase.Automobile industry is《Made in China
2025》One of ten big major fields implemented, and intelligent automobile is to implement《Made in China 2025》" two change（Information-based and work
Industry）The important support of fusion " strategy represents the direction of automobile industry transition and upgrade.The Department of Science and Technology is in bus or train route collaboration, car networking
Etc. carried out the country's project verification and policy support of multiple 863 Program, and set up " intelligent electric vapour during " 13 "
Vehicle " state key research and development plan subject, AEB, automatic Pilot technology are all the technologies of national " 13 " emphasis boosting in the works
Project.
Either automobile automatic emergency brake system or automatic driving technology are required for various onboard sensor skills
Art provides strong support to it, and it is following research and development and the trend of application, environment sense that Multi-sensor Fusion, which carries out complex environment perception,
The content known mainly includes obtaining driving path, driving condition and driving environment, and automobile direction sensor is then to driving condition
Perceive and play an important role.But automobile direction sensor generally existing of the prior art assembling inconvenience, poor universality,
Turn to the problem of accuracy of detection is low.
Invention content
The technical problems to be solved by the invention are to provide a kind of assembling easy and versatile automobile steering sensing
Device connected structure.
The technical problems to be solved by the invention also reside in and provide a kind of steering accuracy of detection high automobile direction sensor
And the automobile using the automobile direction sensor.
Technical solution is used by the present invention solves above-mentioned technical problem：
The present invention provides a kind of automobile direction sensor connected structure, including arc valve block combination set, maintenance ring with
And the centering sleeve of the arc valve block combination set outer surface is sheathed on, the arc valve block combination set is for one by least two panels arc
The open loop type sleeve for having gap of shape valve block composition, the maintenance ring lock onto the arc valve by least one holding screw
Block combination set outer surface, the centering sleeve can combine set synchronous rotary with the arc valve block.
As a further improvement of the above technical scheme, the first retaining ring, the second retaining ring are further included and is tightly fitted in
The Bearing gear component of the centering sleeve outer surface, first retaining ring are sheathed on the arc valve block combination set appearance
Face, second retaining ring are threadedly coupled with first retaining ring, and described arc valve block combination set one end is equipped with for described
First retaining ring against annular flange, the centering sleeve be equipped with for the Bearing gear component against the bushing shaft shoulder,
The Bearing gear component can be lock onto second retaining ring by the coupling mechanism force of first retaining ring and the second retaining ring
Between the bushing shaft shoulder.
As a further improvement of the above technical scheme, the Bearing gear component include first gear, clutch shaft bearing and
Second bearing, the clutch shaft bearing and second bearing are placed in the both sides of the first gear, and the inner ring of the clutch shaft bearing pushes against
Between the first gear and the bushing shaft shoulder, the inner ring of the second bearing is pushed against in the first gear and the second retaining ring
Between.
As a further improvement of the above technical scheme, the outer of first retaining ring be equipped with for apply rotary force,
Cross section profile is the first rotating part of polygon.
As a further improvement of the above technical scheme, the outer of second retaining ring be equipped with for apply rotary force,
Cross section profile is the second rotating part of polygon.
As a further improvement of the above technical scheme, the outer of the centering sleeve is equipped with to apply rotary force, cut
Facial contour is the third rotating part of polygon.
As a further improvement of the above technical scheme, first rotating part, the second rotating part and third rotating part
Cross section profile all identical for size hexagon or octagon.
The present invention provides a kind of automobile direction sensor, including housing unit, transmission component, data sensor component with
And automobile direction sensor connected structure as described above；The housing unit, which includes mutually fastening, forms the of an accommodating space
One housing and second shell, the transmission component and automobile direction sensor connected structure are all placed in the accommodating space；Institute
State transmission component and include the second shaft and the 4th gear that is fixedly arranged in second shaft, the 4th direct geared or
It connects to be driven by the first gear and rotate；The data sensor component include magnetic induction chip and with the magnetic induction chip phase
Corresponding placement and mutually non-touching magnet steel, the magnet steel are fixedly arranged on the end of second shaft and are revolved with second shaft
Turn.
As a further improvement of the above technical scheme, one end of the second shaft fixation magnet steel is installed with by anti-
Anti- magnetic-capacity cup made of magnetic material, the magnet steel are fixedly arranged within the anti-magnetic-capacity cup.
As a further improvement of the above technical scheme, the data sensor component, which further includes, is buckled in the first shell
Or second shell outer surface metal case and PCB for placing the magnetic induction chip, the PCB and the magnet steel are all put
In the metal casing interior.
As a further improvement of the above technical scheme, the outer surface of the first shell or second shell is installed with solidus
Card, the metal case offer data line fairlead, are worn with the data line that the PCB is electrically connected from the data line fairlead
Go out and limited by the wire-fixed clip to fix.
As a further improvement of the above technical scheme, the first shell and/or second shell are engaged in two housings
Composition surface be equipped with annular groove, the housing unit further includes the annular sealing strip being embedded in the annular groove.
As a further improvement of the above technical scheme, the outer surface of the first shell or second shell is installed with fixation
Piece, the fixinig plate are equipped with mounting hole.
As a further improvement of the above technical scheme, the first shell inner wall be equipped with first axle bearing bore, described first
The outer ring of bearing is tightly fitted in the first axle bearing bore, and the second shell inner wall is equipped with second bearing hole, second axis
The outer ring held is tightly fitted in the second bearing hole.
As a further improvement of the above technical scheme, the second shaft make-up is combined with 3rd bearing and the 4th axis
It holds, the 3rd bearing and fourth bearing are separated in the both sides of the 4th gear, and the first shell inner wall is equipped with the
Three bearing holes, the outer ring of the 3rd bearing are tightly fitted in the 3rd bearing hole, and the second shell inner wall is equipped with the 4th
Bearing hole, the outer ring of the fourth bearing are tightly fitted in the fourth bearing hole.
The present invention also provides a kind of automobile, including direction shaft and automobile direction sensor as described above, institute
The combination of arc valve block is stated to be sheathed on the direction shaft.
The beneficial effects of the invention are as follows：
Installation of the automobile direction sensor connected structure of the present invention between sensor entirety and rotating axle of steering wheel of automobile has
Multinomial regulatory function：(1) shadow that automobile steering drive shaft is equipped with by diameter machining accuracy error with direction sensor can be eliminated
It rings, the vehicle and automobile direction sensor assembling versatility for solving same vehicle models or configuration same size steering drive axle are asked
Topic；(2) the arc valve block combination set of different inner diameters specification is only needed replacing（Outer diameter is constant with other sizes）, it will be able to it solves
The assembling for the automobile steering drive shaft that outer diameter is not much different and general sex chromosome mosaicism；The automobile steering drive shaft both ends that (3) have are big,
It is intermediate small, and the position that direction sensor is assembled with it must be intermediate position, using the linking side of arc valve block combination set
Formula（The outer diameter of arc valve block combination set is larger than the big end of automobile steering drive shaft）, direction sensor can be efficiently solved
With the assembly problem of steering drive axle.
Automobile direction sensor of the present invention can promote steering accuracy of detection, and centering sleeve is sheathed on arc valve block combination set
Outer surface, the outer surface tight fit of first gear and centering sleeve, this makes it possible to make first gear around centering sleeve appearance
Face axle center rotation, the outer surface high precision machining of centering sleeve and there is no be eccentrically rotated the problem of, and then effectively avoid because
The mismachining tolerance of rotating axle of steering wheel of automobile in itself impacts roll angle inspection precision.
Automobile direction sensor of the present invention can easily carry out the correct operation of data zero, need to carry out sensor
During zero correction, it is only necessary to unscrew the second retaining ring and the first retaining ring each other, then rotate centering sleeve to drive first
Gear rotates, then the 4th gear, the second shaft and magnet steel is driven to be rotated, so as to realizing fine tuning, the zero school of sensor
Just.
Automobile of the present invention uses above-mentioned automobile direction sensor, can accurately measure direction of rotation and the rotation of direction shaft
Gyration, the data of acquisition can effectively be applied for automobile automatic emergency brake system or automatic driving technology, effectively
Promote the security performance and intelligence degree of automobile.
Description of the drawings
Fig. 1 is the full sectional view of automobile direction sensor of the present invention；
Fig. 2 is the transmission component of automobile direction sensor of the present invention and the schematic diagram of part connected structure；
Fig. 3 is the A direction views of centering sleeve in Fig. 2；
Fig. 4 is the vertical view of the housing unit of automobile direction sensor of the present invention；
Fig. 5 is the sectional view in K-K sections in Fig. 4；
Fig. 6 is the data sensor component of automobile direction sensor of the present invention and the assembling structure schematic diagram of the second shaft；
Fig. 7 is that the cover ring of the data sensor component of automobile direction sensor of the present invention and the assembling structure of second shell are illustrated
Figure；
Fig. 8 is the part connected structure schematic diagram of automobile direction sensor of the present invention；
Fig. 9 is the sectional view of the arc valve block combination set of connected structure；
Figure 10 is the sectional view of the maintenance ring of connected structure；
Figure 11 is the schematic diagram of the first retaining ring of connected structure；
Figure 12 is the schematic diagram of the second retaining ring of connected structure.
Specific embodiment
The technique effect of the design of the present invention, concrete structure and generation is carried out below with reference to embodiment and attached drawing clear
Chu is fully described by, to be completely understood by the purpose of the present invention, feature and effect.Obviously, described embodiment is this hair
Bright part of the embodiment rather than whole embodiments, based on the embodiment of the present invention, those skilled in the art is not paying
The other embodiment obtained under the premise of creative work, belongs to the scope of protection of the invention.In addition, it is arrived involved in patent
All connection/connection relations, not singly refer to component and directly connect, and refer to can according to specific implementation situation, by addition or
Couple auxiliary is reduced, to form more preferably coupling structure.Each technical characteristic in the present invention, before not conflicting conflict
Putting can be with combination of interactions.
Please with reference to Fig. 1 to Figure 12.
Automobile direction sensor of the present invention includes housing unit, automobile direction sensor connected structure（Hereinafter referred is connected
Structure）, transmission component and data sensor component.
Housing unit includes first shell 11, second shell 12, annular sealing strip 13, wire-fixed clip 14 and fixinig plate 15；
First shell 11 and second shell 12 are close by the first screw 161, the second screw 162, third screw 163, the 4th screw 164
It fastens and forms an accommodating space, transmission component and connected structure are all placed in the accommodating space；Annular sealing strip 13 is embedded at
In the annular groove of one housing 11, after first shell 11 and the fastening of second shell 12, annular sealing strip 13 plays good sealing
Effect；Wire-fixed clip 14 is fixed on the outer surface of second shell 12, the work of wire-fixed clip 14 by the 5th screw 165, the 6th screw 166
With the data line 46 for being guiding and fixed data sensory package；One end of fixinig plate 15 is assemblied in first by the 7th screw 167
The outer surface of housing 11, the other end are fixedly connected by mounting hole 151 with the steering wheel on car body or other fixed components,
Ensure that its rigging position will not change automobile direction sensor in use.
Connected structure includes arc valve block combination set 21, centering sleeve 22, maintenance ring 23, the first retaining ring 24, second lock
Tight ring 25, the first holding screw 231, the second holding screw 232, Bearing gear component；Arc valve block combination set 21 is for one by extremely
The open loop type sleeve for having gap of few 211 composition of two panels arc valve block, optimal case is two panels, is used to encircle in the side of automobile
In shaft；Centering sleeve 22 is sheathed on the outer surface of arc valve block combination set 21 in a manner of clearance fit；Maintenance ring 23 is logical
It crosses the first holding screw 231 and the second holding screw 232 lock onto the outer surface of arc valve block combination set 21, and then by arc valve
Block combination set 21 is lock onto on rotating axle of steering wheel of automobile, and certainly, the quantity of holding screw is not limited to 2 in embodiment, only
It disclosure satisfy that and maintenance ring 23 is combined to 21 locking of set with arc valve block；Bearing gear component include all with centering sleeve 22
First gear 26, clutch shaft bearing 27 and the second bearing 28 of outer surface tight fit, clutch shaft bearing 27 and second bearing 28 are placed in
The both sides of one gear 26；First retaining ring 24 is sheathed on the outer surface of arc valve block combination set 21 in a manner of clearance fit, the
Two retaining rings 25 are threadedly coupled with the first retaining ring 24, arc valve block combination set 21 one end be equipped with for the first retaining ring 24 against
Annular flange 212, centering sleeve 22 be equipped with for clutch shaft bearing 27 against the bushing shaft shoulder 221, the inner ring of clutch shaft bearing 27
It pushes against between first gear 26 and the bushing shaft shoulder 221, the inner ring of second bearing 28 is pushed against locks in first gear 26 and second
Between ring 25, the coupling mechanism force of the first retaining ring 24 and the second retaining ring 25 can be by clutch shaft bearing 27, first gear 26 and second
Bearing 28 is lock onto between the second retaining ring 25 and the bushing shaft shoulder 221, and then centering sleeve 22 is enable to be pushed against with maintenance ring 23
And centering sleeve 22 can combine 21 synchronous rotaries of set with arc valve block, tightly fit in the first gear of 22 outer surface of centering sleeve
26 can just combine 21 synchronous rotaries of set with arc valve block, also be achieved that the rotation synchronous with rotating axle of steering wheel of automobile of first gear 26
Turn.In this preferred embodiment, the end face that maintenance ring 23 is contacted with centering sleeve 22 is equipped with an annular convex platform 233, so that maintenance
Contact surface in uniform ring-type, avoids unbalance stress between the two to ring 23 to each other with centering sleeve 22.
Connected structure is placed in first shell 11 and second shell 12 is fastened in the accommodating space formed, specifically, first
11 inner wall of housing is equipped with first axle bearing bore 111, and the outer ring of clutch shaft bearing 27 is tightly fitted in first axle bearing bore 111, second shell
12 inner walls are equipped with second bearing hole 121, and the outer ring of second bearing 28 is tightly fitted in second bearing hole 121.
Connected structure is to realize convenient dismounting, it is necessary to being capable of flexible modulation the first retaining ring 24 and the second retaining ring 25
Between coupling mechanism force, in this regard, preferably, the outer of the first retaining ring 24 is equipped with for applying rotary force, cross section profile is eight sides
First rotating part 241 of shape, the outer of the second retaining ring 25 is equipped with for applying rotary force, cross section profile is octagonal second
Rotating part 251, the outer of centering sleeve 22 is equipped with for applying rotary force, cross section profile is octagonal third rotating part 222,
For the ease of assembling, the first rotating part 241, the second rotating part 251, the cross section profile size of third rotating part 222 are identical, in this way
The tool that unified model may be used carries out assembly manipulation.Certainly, the first rotating part 241, the second rotating part 251 and third rotation
The cross section profile in portion 222 is not limited to octagon, and hexagon or other multilateral shapes can also realize that above-mentioned coupling mechanism force adjusts work(
Energy.
Installation of the above-mentioned connected structure between sensor entirety and rotating axle of steering wheel of automobile has multinomial regulatory function：(1)
The influence that automobile steering drive shaft is equipped with by diameter machining accuracy error with direction sensor can be eliminated, solves same vehicle models
Or the vehicle of configuration same size steering drive axle assembles general sex chromosome mosaicism with automobile direction sensor；(2) it only needs replacing not
Arc valve block with internal diameter specification combines set（Outer diameter is constant with other sizes）, it will be able to it solves the automobile that outer diameter is not much different and turns
Assembling and general sex chromosome mosaicism to transmission shaft；(3) the automobile steering drive shaft both ends that have are big, intermediate small, and direction sensor with
Its position assembled must be intermediate position again, using the bridging mode of arc valve block combination set（Outside arc valve block combination set
Diameter is larger than the big end of automobile steering drive shaft）, the assembling that can efficiently solve direction sensor and steering drive axle asks
Topic.
In addition, the centering sleeve in connected structure is sheathed on the outer surface of arc valve block combination set, first gear and centering
The outer surface tight fit of bushing, this makes it possible to which first gear is made to be rotated around the axle center of centering sleeve outer surface, centering sleeve
Outer surface high precision machining and there is no the problem of being eccentrically rotated, and then effectively avoid missing because of rotating axle of steering wheel of automobile processing in itself
Difference impacts roll angle inspection precision, effectively promotes the precision for turning to detection.
Transmission component includes the first mandrel 31, the second shaft 32, second gear 33, third gear 34, the 4th gear 35, the
Three bearings 36, fourth bearing 37, the first gasket 331, the second gasket 341, third gasket 351, axle sleeve 352.Third gear 34
One end in-line gears for forming synchronous rotary mutually nested with second gear 33, the endoporus of third gear 34 and the first mandrel 31 are dynamic
Cooperation, second gear 33 are engaged with first gear 26；First gasket 331 and the second gasket 341 are all sheathed on the first mandrel 31
And be all made of wear-resistant material, the first gasket 331 is placed between the inner wall of first shell 11 and third gear 34, the second gasket
341 are placed between the inner wall of second shell 12 and third gear 34, and the first gasket 331 and the second gasket 341 are all used for second
Gear 33, third gear 34 provide rotation support, and second gear 33, third gear 34 can be avoided to cause to wear to housing；
The inner ring of the endoporus of 4th gear 35, the inner ring of 3rd bearing 36 and fourth bearing 37 all with 32 tight fit of the second shaft, third
The outer ring of bearing 36 and 112 tight fit of 3rd bearing hole of 11 inner wall of first shell, the outer ring of fourth bearing 37 and second shell
122 tight fit of fourth bearing hole of 12 inner walls, the 4th gear 35 and third gear 34 engage；Third gasket 351 and axle sleeve 352 are all
It is sheathed in the second shaft 32 and is all made of wear-resistant material, third gasket 351 is pushed against in 37 inner ring of fourth bearing and the 4th tooth
Between wheel 35, axle sleeve 352 is pushed against between 36 inner ring of 3rd bearing and the 4th gear 35.
Have at 2 points using the advantage of above-mentioned transmission component：(1) since the reference diameter of third gear is less than second gear
Reference diameter, and the reference diameter of the 4th gear then be more than third gear reference diameter, the second tooth can be passed through
The transition to third gear is taken turns, significantly adjusts the gearratio between first gear and the 4th gear, is even being realized greatly
Also it can guarantee that the volume of sensor entirety is very compact on the basis of gearratio；(2) data of data sensor component output can
With the rotation direction of vehicle steering wheel（Counterclockwise or clockwise）In the same direction, conducive to intuitively and easily calibrating direction in assembling process
The consistency of sensing data origin and training gear of vehicle origin.
Data sensor component is for being converted to digital signal by the rotation information of direction shaft and exporting, including metal cap
Shell, PCB 42, magnetic induction chip 43, magnet steel 44, anti-magnetic-capacity cup 45, data line 46.Metal case includes being placed in second shell 12
The cover ring 411 of outer surface and the cover ring cowling 412 for being buckled in the opening of cover ring 411, the side wall of cover ring 411 are offered for data line
The 46 data line fairleads 413 passed through, cover ring 411 and cover ring cowling 412 all can effectively shield outer incoming call using metal material
Field or the interference in magnetic field；PCB 42 is placed in cover ring 411, and the edge of PCB 42 is placed on the carrying step of 411 inner wall of cover ring, and
PCB 42 is connected, and then make metal case and second shell 12 by the 8th screw 421 and the 9th screw 422 with second shell 12
It is connected；Anti- magnetic-capacity cup 45 is made of diamagnetic material, and is fixedly arranged on the end of the second shaft 28 and with 32 synchronous rotary of the second shaft,
Magnet steel 44 is then fixedly arranged within anti-magnetic-capacity cup 45, specifically, anti-magnetic-capacity cup 45 is equipped with an annular groove, magnet steel 44 corresponds to ring
Shape is simultaneously tightly fitted in annular groove；Magnetic induction chip 43 be mounted on PCB 42 and with 44 face of magnet steel, for inductance loop
The direction of rotation of shape magnet steel and rotation angle；Data line 46 and PCB 42 is electrically connected and is pierced by from data line fairlead 413, then
Fixation is limited by wire-fixed clip 14.
For connecting the anti-magnetic-capacity cup of the second shaft and magnet steel, mainly there are two act in data sensor component：(1) it prevents
Magnetic leakage in the long-term work of annular magnetic steel；(2) prevent annular magnetic steel from being generated to other electronic components in data sensory package
Magnetic disturbance.In addition, automobile direction sensor of the present invention uses non-contact, digital transmission mode, have service life length, measure essence
The characteristics of degree is high, data transmitting range is remote and interference-free.
Automobile of the present invention includes direction shaft, steering wheel and automobile direction sensor as described above, arc valve block group
Trap 21 is sheathed on the shaft of direction, and direction sensor is then fixedly connected by fixinig plate 15 with steering wheel.
Automobile of the present invention uses above-mentioned automobile direction sensor, can accurately measure direction of rotation and the rotation of direction shaft
Gyration, the data of acquisition can effectively be applied for automobile automatic emergency brake system or automatic driving technology, effectively
Promote the security performance and intelligence degree of automobile.
It is presently preferred embodiments of the present invention to be illustrated, but the present invention is not limited to the embodiment above,
Those skilled in the art can also make various equivalent variations or replacement under the premise of without prejudice to spirit of the invention, this
Equivalent deformation or replacement are all contained in the application claim limited range a bit.
Claims (15)
1. a kind of automobile direction sensor connected structure, it is characterised in that：Including arc valve block combination set, maintenance ring and it is arranged
The centering sleeve of set outer surface is combined in the arc valve block, the arc valve block combination set is for one by least two panels arc valve block
The open loop type sleeve for having gap of composition, the maintenance ring lock onto the arc valve block by least one holding screw and combine
Outer surface is covered, the centering sleeve can combine set synchronous rotary with the arc valve block；
The first retaining ring, the second retaining ring and the Bearing gear component for tightly fitting in the centering sleeve outer surface are further included,
First retaining ring is sheathed on the arc valve block combination set outer surface, second retaining ring and the first retaining ring spiral shell
Line connects, arc valve block combination set one end be equipped with for first retaining ring against annular flange, the centering lining
Be arranged with for the Bearing gear component against the bushing shaft shoulder, the coupling mechanism force energy of first retaining ring and the second retaining ring
It is enough that the Bearing gear component is lock onto between second retaining ring and the bushing shaft shoulder.
2. automobile direction sensor connected structure as described in claim 1, it is characterised in that：The Bearing gear component includes
First gear, clutch shaft bearing and second bearing, the clutch shaft bearing and second bearing are placed in the both sides of the first gear, described
The inner ring of clutch shaft bearing is pushed against between the first gear and the bushing shaft shoulder, and the inner ring of the second bearing is pushed against in described the
Between one gear and the second retaining ring.
3. automobile direction sensor connected structure as claimed in claim 2, it is characterised in that：The outer of first retaining ring
Equipped with the first rotating part for applying rotary force, cross section profile is polygon.
4. automobile direction sensor connected structure as claimed in claim 3, it is characterised in that：The outer of second retaining ring
Equipped with the second rotating part for applying rotary force, cross section profile is polygon.
5. automobile direction sensor connected structure as claimed in claim 4, it is characterised in that：The outer of the centering sleeve is set
It is useful for the third rotating part for applying rotary force, cross section profile is polygon.
6. automobile direction sensor connected structure as claimed in claim 5, it is characterised in that：First rotating part, second
The rotating part hexagon or octagon all identical for size with the cross section profile of third rotating part.
7. a kind of automobile direction sensor, it is characterised in that：Including
Housing unit, transmission component, data sensor component and such as claim 2 to 6 any one of them automobile steering sensing
Device connected structure；
The housing unit include mutually fasten formed an accommodating space first shell and second shell, the transmission component and
Automobile direction sensor connected structure is all placed in the accommodating space；
The transmission component includes the second shaft and the 4th gear being fixedly arranged in second shaft, the 4th gear are straight
It connects or is driven indirectly by the first gear and rotated；
The data sensor component includes magnetic induction chip and placement corresponding with the magnetic induction chip and is mutually not in contact with each other
Magnet steel, the magnet steel be fixedly arranged on the end of second shaft and with second shaft rotate.
8. automobile direction sensor as claimed in claim 7, it is characterised in that：Second shaft fixes the one of the magnet steel
End is installed with the anti-magnetic-capacity cup made of diamagnetic material, and the magnet steel is fixedly arranged within the anti-magnetic-capacity cup.
9. automobile direction sensor as claimed in claim 7, it is characterised in that：The data sensor component, which further includes, to be buckled in
The metal case of the first shell or second shell outer surface and the PCB for placing the magnetic induction chip, the PCB and
The magnet steel is all placed in the metal casing interior.
10. automobile direction sensor as claimed in claim 9, it is characterised in that：The first shell or second shell it is outer
Surface is installed with wire-fixed clip, and the metal case offers data line fairlead, with the data line that the PCB is electrically connected from described
Data line fairlead is pierced by and is limited by the wire-fixed clip and fixed.
11. automobile direction sensor as claimed in claim 7, it is characterised in that：The first shell and/or second shell exist
The composition surface of two housing engagements is equipped with annular groove, and the housing unit further includes the ring packing being embedded in the annular groove
Item.
12. automobile direction sensor as claimed in claim 7, it is characterised in that：The first shell or second shell it is outer
Surface is installed with fixinig plate, and the fixinig plate is equipped with mounting hole.
13. automobile direction sensor as claimed in claim 7, it is characterised in that：The first shell inner wall is equipped with first axle
Bearing bore, the outer ring of the clutch shaft bearing are tightly fitted in the first axle bearing bore, and the second shell inner wall is equipped with second bearing
Hole, the outer ring of the second bearing are tightly fitted in the second bearing hole.
14. automobile direction sensor as claimed in claim 7, it is characterised in that：The second shaft make-up is combined with third
Bearing and fourth bearing, the 3rd bearing and fourth bearing are separated in the both sides of the 4th gear, the first shell
Internal wall is equipped with 3rd bearing hole, and the outer ring of the 3rd bearing is tightly fitted in the 3rd bearing hole, the second shell
Inner wall is equipped with fourth bearing hole, and the outer ring of the fourth bearing is tightly fitted in the fourth bearing hole.
15. a kind of automobile, it is characterised in that：Including direction shaft and such as claim 7 to 14 any one of them automobile side
To sensor, the arc valve block combination is sheathed on the direction shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610581310.6A CN106114624B (en) | 2016-07-20 | 2016-07-20 | Automobile direction sensor connected structure, automobile direction sensor and automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610581310.6A CN106114624B (en) | 2016-07-20 | 2016-07-20 | Automobile direction sensor connected structure, automobile direction sensor and automobile |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106114624A CN106114624A (en) | 2016-11-16 |
| CN106114624B true CN106114624B (en) | 2018-06-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610581310.6A Expired - Fee Related CN106114624B (en) | 2016-07-20 | 2016-07-20 | Automobile direction sensor connected structure, automobile direction sensor and automobile |
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| Country | Link |
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| CN (1) | CN106114624B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108168421A (en) * | 2018-03-23 | 2018-06-15 | 广西钦州福晟电子有限公司 | Automobile angle sensor |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201291903Y (en) * | 2008-08-27 | 2009-08-19 | 徽昌电子股份有限公司 | Combined steering sensing device |
| CN101698419B (en) * | 2009-11-17 | 2012-05-23 | 深圳格尔汽车智能装备有限公司 | Automobile steering sensor |
| US8297116B2 (en) * | 2010-02-26 | 2012-10-30 | Whetron Electronics Co., Ltd. | Quick removable position sensor |
| DE102010024782A1 (en) * | 2010-06-23 | 2011-12-29 | Leopold Kostal Gmbh & Co. Kg | angle sensor |
| DE102010033769A1 (en) * | 2010-08-09 | 2012-02-09 | Valeo Schalter Und Sensoren Gmbh | Device with a torque sensor and a rotation angle sensor |
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| CN106114624A (en) | 2016-11-16 |
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