CN208651602U - A kind of full gear position sensor component - Google Patents
A kind of full gear position sensor component Download PDFInfo
- Publication number
- CN208651602U CN208651602U CN201820989004.0U CN201820989004U CN208651602U CN 208651602 U CN208651602 U CN 208651602U CN 201820989004 U CN201820989004 U CN 201820989004U CN 208651602 U CN208651602 U CN 208651602U
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- magnet
- magnetic
- hall
- position sensor
- inductive device
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Abstract
The utility model discloses a kind of full gear position sensor components, including magnet and a magnetic-inductive device, the magnet is fixed on gear shift shifting block, the magnetic-inductive device is fixed on the outer surface of gear shift lid, a piece of list 3D Hall chip and a piece of double 3D Hall chips are equipped in the magnetic-inductive device, the magnet is corresponding with the position of the list 3D Hall chip and double 3D Hall chips respectively, and the list 3D Hall chip and double 3D Hall chips pass through processing circuit respectively and connect with automatic clutch controller.A kind of full gear position sensor component of the utility model, can detect the signal of multiple dimensions simultaneously, compact-sized, and arrangement is easy, and cost reduces, and without any Mechanical Contact in entire gearshift procedure, structure is simple, and the service life is high, install and design flexible.
Description
Technical field
The utility model relates to the sensors on a kind of automobile, more particularly to a kind of full gear position sensor component.
Background technique
In automatic clutch system, when pilot control shift bar, gear shift is intended to sensor signal and inputs to electronic control
System, clutch separation, driver complete gear shift movement, after speed changer is linked into gear, full gear position sensor signal input control
System, clutch combine at different rates according to throttle signal, engine speed, speed, avoid under conditions of impacting as early as possible
In conjunction with clutch, gear shift is completed.
Traditional gear position sensor mostly uses power gear position sensor, piezoelectric type gear position sensor, Hall gear position sensor.Power
Gear position sensor, piezoelectric type gear position sensor are touch sensors, and by contact trigger signal, contact is frequently slided, and are generated
Abrasion, be easy to cause poor contact phenomenon.In addition, multi gear position just needs multiple contacts, structure is complicated for sensor design.It commonly uses suddenly
You are only able to detect and the magnetic-field component in chip surface vertical direction gear position sensor.Shift gear operation mechanism of speed variator needs to move
Dynamic gear selecting rotates gear shift, needs to detect the signal (displacement and angle) of multiple dimensions simultaneously, needed in design two to three with
Upper sensors, arrangement are difficult, at high cost.
Summary of the invention
The utility model is completed to solve in the prior art insufficient, and the purpose of the utility model is to provide one
The full gear position sensor component of kind, can detect the signal of multiple dimensions simultaneously, compact-sized, and arrangement is easy, and cost reduces, entire
Without any Mechanical Contact in gearshift procedure, structure is simple, and the service life is high, installs and designs flexible.
A kind of full gear position sensor component of the utility model, including magnet and a magnetic-inductive device, the magnet are solid
Surely it is set on gear shift shifting block, the magnetic-inductive device is fixed on the outer surface of gear shift lid, is equipped in the magnetic-inductive device
A piece of list 3D Hall chip and a piece of double 3D Hall chips, the magnet respectively with the list 3D Hall chip and double 3D suddenly
The position of your chip is corresponding, and the list 3D Hall chip and double 3D Hall chips pass through processing circuit and automatic clutch respectively
The connection of device controller.
A kind of full gear position sensor component of the utility model may also is that
The magnetic-inductive device includes sensor housing and the circuit board that is fixed in the sensor shell body, the electricity
The list 3D Hall chip, double 3D Hall chips and the processing circuit, the sensor housing are respectively equipped on the plate of road
It is detachably fixed and connect with the outer surface of the gear shift lid.
When the gear shift shifting block is located at neutral gear, the center of the list 3D Hall chip, double 3D Hall chips center,
The rotation center of the center of the magnet and the gear shift shifting block is set on same plane.
The magnet one side opposite with the magnetic-inductive device is cambered surface.
The magnetic-inductive device is equipped with connector, and the magnetic-inductive device passes through the connector and the automatic clutch
The connection of device controller.
The first mounting hole for wearing bolt is offered on the sensor housing, the magnetic-inductive device passes through described
First mounting hole is connect with the gear shift bonnet bolt.
The sensor housing is equipped with the first positioning pin, and the magnetic-inductive device passes through first positioning pin and gear shift
Cancelling connection.
Offer the second mounting hole for wearing bolt on the magnet, the magnet by second mounting hole with
The gear shift shifting block is bolted.
The magnet is equipped with the second positioning pin, and the magnet is connected by second positioning pin and the gear shift block poking pin
It connects.
A kind of full gear position sensor component of the utility model, including magnet and a magnetic-inductive device, the magnet are solid
Surely it is set on gear shift shifting block, the magnetic-inductive device is fixed on the outer surface of gear shift lid, in the magnetic-inductive device respectively
Equipped with a piece of list 3D Hall chip and a piece of double 3D Hall chips, the magnet respectively with the list 3D Hall chip and described double
The position of 3D Hall chip is corresponding, the list 3D Hall chip and double 3D Hall chips pass through respectively processing circuit with automatically
Clutch controller connection.In this way, magnetic-inductive device is in the magnetic field of magnet generation, magnetic-inductive device passes through list 3D Hall core
Piece and double 3D Hall chips can incude the variation of surrounding magnetic field, single 3D Hall chip and double 3D Hall chips and traditional Hall core
Piece is compared, and increases field concentrator, and the magnetic induction concentrator on single 3D Hall chip and double 3D Hall chips can will be on chip
Magnetic field be converted into quadrature field, enable single 3D Hall chip and double 3D Hall chip induced magnetic field magnetic flux BX、BYAnd BZPoint
Amount (magnetic field strength of the respectively X on, three directions of Y-direction and Z-direction) can detecte on three directions (X to, Y-direction and Z-direction)
Magnetic field strength.When gear shift, magnet is moved with gear shift shifting block, and magnet with magnetic-inductive device relative to moving axially and rotate
It moves (i.e. the position in magnetic field and angle change), magnetic-inductive device detects the variation of surrounding magnetic field, different gear shapes
State can be judged that magnetic-inductive device forms duty ratio and angle/change in location linear relationship by processing circuit by changes of magnetic field
(pwm signal) is exported to automatic clutch controller, and automatic clutch controller judges changing for driver according to this PMW signal
Shelves are intended to, and realize gear shift and gear selecting Function detection.Specifically, pwm signal includes shift signal and two kinds of selective stage signal, driver
When manipulating shift bar, the movement of gear shift shifting block radial direction positive and negative rotation is moved into different gear shift angles with moving magnet positive and negative rotation,
Different gear shift angles correspond to different stalls, and shift bar corresponding gear shift angle in R, 1,3 and 5 gear, shift bar is in 2,4 and
Another gear shift angle is corresponded to when 6 gear, shift bar corresponds to another gear shift angle at N grades, and single 3D Hall chip is for feeling
The corresponding magnetic field angle variation of magnet rotors is answered, single 3D Hall chip acquires the letter of the corresponding magnetic field angle variation of magnet rotors
Breath, forms the linear relationship of duty ratio and gear shift angle by processing circuit, i.e. shift signal, single 3D Hall chip believes gear shift
Number output realizes gear shift Function detection to automatic clutch controller；Shift bar axial movement drives magnet to be axially displaceable into
Different gear selection positions, different gear selection positions correspond to different stalls, and shift bar is respectively at R grades, 1 and 2 grade, 3 and 4 grades, 5 and 6
When shelves, four different gear selection positions are respectively corresponded, double 3D Hall chip induced magnets move axially corresponding magnetic field position and become
Change, double 3D Hall chip acquisition magnet move axially the information of corresponding magnetic field position variation, form duty by processing circuit
Than the linear relationship with gear selection position, i.e. selective stage signal, selective stage signal is exported and is controlled to automatic clutch by double 3D Hall chips
Device realizes gear selecting Function detection.Magnetic-inductive device exports shift signal and selective stage signal to automatic clutch controller, automatically
Clutch controller judges that the gear shift of driver is intended to according to shift signal and selective stage signal, realizes gear shift and the inspection of gear selecting function
It surveys.Compared with prior art, the signal (displacement and angle) of multiple dimensions, structure can be detected simultaneously only with a sensor
Compact, arrangement is easy, and cost reduces.In addition, structure is simple without any Mechanical Contact in entire gearshift procedure, the service life is high, and
And magnetic-inductive device is individually separated with magnet, it is upper more flexible installing and designing.In terms of existing technologies, the utility model
A kind of full gear position sensor component has the advantage that the signal (displacement and angle) that can detect multiple dimensions simultaneously, and structure is tight
It gathers, arrangement is easy, and cost reduces, and without any Mechanical Contact in entire gearshift procedure, structure is simple, and the service life is high, is installed and designed
Flexibly.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of full gear position sensor component of the utility model.
Fig. 2 is a kind of magnetic-inductive device main view of full gear position sensor component of the utility model.
Fig. 3 is a kind of magnetic-inductive device top view of full gear position sensor component of the utility model.
Fig. 4 is a kind of magnet arrangement figure of full gear position sensor component of the utility model.
Fig. 5 is a kind of shift signal figure of full gear position sensor component of the utility model.
Fig. 6 is a kind of selective stage signal figure of full gear position sensor component of the utility model.
Fig. 7 is the gear selecting and gear shift two dimension duty ratio figure of a kind of full gear position sensor component of the utility model.
Fig. 8 is a kind of schematic diagram of full gear position sensor component of the utility model.
Figure number explanation
1 ... magnet 2 ... magnetic-inductive device 3 ... gear shift shifting block
4 ... the first mounting holes of gear shift lid 5 ... connector 6 ...
7 ... first the second positioning pins of the second mounting hole of positioning pin 8 ... 9 ...
Specific embodiment
1 to attached drawing 8 with reference to the accompanying drawing, makees further specifically to a kind of full gear position sensor component of the utility model
It is bright.
A kind of full gear position sensor component of the utility model please refers to Fig. 1 to Fig. 8, including magnet 1 and a magnetic induction
Device 2, the magnet 1 are fixed on gear shift shifting block 3, and the magnetic-inductive device 2 is fixed on the outer surface of gear shift lid 4,
Be equipped with a piece of list 3D Hall chip and a piece of double 3D Hall chips in the magnetic-inductive device 2, the magnet 1 respectively with the list
The position of 3D Hall chip and double 3D Hall chips is corresponding, the list 3D Hall chip and double 3D Hall chip difference
It is connect by processing circuit with automatic clutch controller.In this way, magnetic-inductive device 2 is in the magnetic field of the generation of magnet 1, magnetic strength
Answer device 2 that can incude the variation of surrounding magnetic field, single 3D Hall chip and double 3D by list 3D Hall chip and double 3D Hall chips
Hall chip increases field concentrator compared with traditional Hall chip, on single 3D Hall chip and double 3D Hall chips
Magnetic induction concentrator can convert quadrature field for the magnetic field on chip, and single 3D Hall chip and double 3D Hall chips is enable to incude
Magnetic field magnetic flux BX、BYAnd BZComponent (magnetic field strength of the respectively X on, three directions of Y-direction and Z-direction), can detecte to three
Magnetic field strength on a direction (X to, Y-direction and Z-direction).When gear shift, magnet 1 is moved with gear shift shifting block 3, and magnet 1 is opposite and magnetic
Sensing device 2 move axially with rotary motion (i.e. the position in magnetic field and angle change), magnetic-inductive device 2 detects
The variation of surrounding magnetic field, different gear states can be judged that magnetic-inductive device 2 forms duty by processing circuit by changes of magnetic field
Than with angle/change in location linear relationship (pwm signal), export to automatic clutch controller, automatic clutch controller
Judge that the gear shift of driver is intended to according to this PMW signal, realizes gear shift and gear selecting Function detection.Specifically, pwm signal includes changing
Shelves signal and two kinds of selective stage signal, when pilot control shift bar, the radial positive and negative rotation movement band moving magnet 1 of gear shift shifting block 3 is just
Reverse rotation is moved into different gear shift angles, and different gear shift angles correspond to different stalls, and shift bar is in R, 1,3 and 5 gear
A corresponding gear shift angle, shift bar correspond to another gear shift angle at 2,4 and 6 gear, and shift bar is corresponding another at N grades
A gear shift angle, single 3D Hall chip rotate corresponding magnetic field angle variation for induced magnet 1, and single 3D Hall chip acquires magnetic
Iron 1 rotates the information of corresponding magnetic field angle variation, the linear relationship of duty ratio and gear shift angle is formed by processing circuit, i.e.,
Shift signal, single 3D Hall chip export shift signal to automatic clutch controller, realize gear shift Function detection；Shift bar
Axial movement is axially displaceable into different gear selection positions with moving magnet 1, and different gear selection positions corresponds to different stalls, shift bar
Respectively at R grades, 1 and 2 grade, 3 and 4 grades, 5 and 6 grades, four different gear selection positions, double 3D Hall chip inductions are respectively corresponded
Magnet 1 moves axially corresponding magnetic field position variation, and double 3D Hall chip acquisition magnet 1 move axially corresponding magnetic field position and become
The information of change, forms the linear relationship of duty ratio and gear selection position, i.e. selective stage signal by processing circuit, and double 3D Hall chips will
Selective stage signal is exported to automatic clutch controller, realizes gear selecting Function detection.Magnetic-inductive device 2 believes shift signal and gear selecting
Number output to automatic clutch controller, automatic clutch controller judges changing for driver according to shift signal and selective stage signal
Shelves are intended to, and realize gear shift and gear selecting Function detection.Compared with prior art, it can be detected simultaneously only with a sensor multiple
The signal (displacement and angle) of dimension, compact-sized, arrangement is easy, and cost reduces.In addition, without any in entire gearshift procedure
Mechanical Contact, structure is simple, and the service life is high, and magnetic-inductive device 2 is individually separated with magnet 1, upper more flexible installing and designing.Phase
For the prior art, a kind of full gear position sensor component of the utility model have the advantage that can detect simultaneously it is multiple
The signal (displacement and angle) of dimension, compact-sized, arrangement is easy, and cost reduces, without any machinery in entire gearshift procedure
Contact, structure is simple, and the service life is high, installs and designs flexible.
A kind of full gear position sensor component of the utility model on the basis of the technical solution described in front, please refers to
Fig. 1 to Fig. 8, it may also is that the magnetic-inductive device 2 includes sensor housing and the electricity being fixed in the sensor shell body
Road plate is respectively equipped with the list 3D Hall chip, double 3D Hall chips and the processing circuit on the circuit board, described
Sensor housing is detachably fixed with the outer surface of the gear shift lid 4 and connect.In this way, sensor housing is used to connect with gear shift lid 4
It connects, and single 3D Hall chip and double 3D Hall chips are set in sensor shell body, are conducive to the protection to chip, single 3D Hall
Chip, double 3D Hall chips and processing circuit are set on circuit board, and integrated level is high, and make single 3D Hall chip and double 3D Halls
Chip is in the same plane, does not block mutually, is conducive to the detection of signal.On the basis of the technical solution described in front,
It may further be preferable that when the gear shift shifting block 3 is located at neutral gear, the center of the list 3D Hall chip, double 3D Hall cores
The rotation center at the center of piece, the center of the magnet and the gear shift shifting block 3 is set on same plane.In this way, being because single
The center of 3D Hall chip and double 3D Hall chips are the angle and the corresponding magnetic field strength of displacement by detecting 1 positive and negative rotation of magnet
Shift signal is measured, when magnet 1 is around the rotation center rotation of gear shift shifting block 3, if inclined relative to sensor chip center
From will increase the linearity error of sensor module.
A kind of full gear position sensor component of the utility model on the basis of the technical solution described in front, please refers to
Fig. 1 to Fig. 8, it may also is that the one side opposite with the magnetic-inductive device 2 of the magnet 1 is cambered surface.In this way, being because of magnet 1
The settings of shapes and sizes mainly influenced by sensor module performance and installation space, the gap of magnetic-inductive device 2 and magnet 1
When bigger, similarly magnetize mode, more excellent using arc-shaped magnet 1, and the linearity error of sensor module is smaller.In addition, magnet 1
It is arranged on gear shift shifting block 3, cambered surface designs the arrangement for being more advantageous to magnet 1.
A kind of full gear position sensor component of the utility model on the basis of the technical solution described in front, please refers to
Fig. 1 to Fig. 8, it may also is that the magnetic-inductive device 2 is equipped with connector 5, the magnetic-inductive device 2 passes through the connector 5
It is connect with the automatic clutch controller.In this way, by setting connector 5 convenient for magnetic-inductive device 2 and automatic clutch control
Device connection processed.
A kind of full gear position sensor component of the utility model on the basis of the technical solution described in front, please refers to
Fig. 1 to Fig. 8, it may also is that offering the first mounting hole 6 for wearing bolt, the magnetic induction on the sensor housing
Device 2 is bolted by first mounting hole 6 and the gear shift lid 4.In this way, be bolted be it is a kind of it is widely used can
Disassembly is fixedly connected, and structure is simple, connection is reliable, is convenient to mount and dismount.On the basis of the technical solution described in front, further
Preferably, the sensor housing is equipped with the first positioning pin 7, the magnetic-inductive device 2 by first positioning pin 7 with
4 pin connection of gear shift lid.In this way, by the first positioning pin 7 of setting for guaranteeing that the installation site of magnetic-inductive device 2 is accurate.
A kind of full gear position sensor component of the utility model on the basis of the technical solution described in front, please refers to
Fig. 1 to Fig. 8, it may also is that offering the second mounting hole 8 for wearing bolt on the magnet 1, the magnet 1 passes through institute
The second mounting hole 8 is stated to be bolted with the gear shift shifting block 3.In this way, it is a kind of widely used dismountable solid for being bolted
Fixed connection, structure is simple, connection is reliable, is convenient to mount and dismount.On the basis of the technical solution described in front, further preferred
It is that the magnet 1 is equipped with the second positioning pin 9, the magnet 1 is connected by second positioning pin 9 and the gear shift shifting block 3 pin
It connects.In this way, by the second positioning pin 9 of setting for guaranteeing that the installation site of magnet 1 is accurate.
Specifically, a kind of full gear position sensor component of the utility model, when gear selecting, as shown in Figure 6, magnet 1 is axial
It is mobile, the mobile corresponding double 3D Hall chip changes of magnetic field of magnet 1, by the linear duty that different gear selection position outputs are calculated
Compare signal.Gear selection position corresponds to R grades when duty ratio is about 15%, and gear selection position is 1,2 grade corresponding when duty ratio is about 38%, duty
Gear selection position is 3,4 grades corresponding when than being about 62%, and gear selection position is 5,6 grades corresponding when duty ratio is about 85%.In addition, sensor group
Part exports two-way pwm signal simultaneously, same to gear selection position gear, two paths of signals duty ratio it is cumulative 1, signal is master control all the way
Signal, another way are monitoring contrast signal, guarantee that signal is accurate and reliable, reduce erroneous judgement.
When gear shift, as shown in Figure 5, the radial positive and negative rotation of magnet 1 is moved into gear, and magnet 1 rotates corresponding list 3D suddenly
That chip changes of magnetic field, by the linear duty cycle signals that different gear shift angles outputs are calculated.When duty ratio is about 50%
Shift bar at N grades, when duty ratio is about 15% shift bar correspond to 2,4,6 gears, when duty ratio is about 85% shift bar correspond to R,
1,3,5 gear.
As shown in Figure 7, full gear position sensor component is calculated by gear selecting, gear shift duty cycle signals, calibrates gear selecting, changes
The two-dimentional duty ratio table of shelves.Region division is carried out to two-dimentional duty ratio table, obtains the corresponding dutyfactor value of different stalls.Automatic clutch
Device controller is compared according to testing result on the calibration result and real vehicle of full gear, judges current gear.
N grades are used as using shift signal 50% ± 15%, 30%-35% and 65%-70% are as gear selecting in gearshift procedure
Position judges that different gear selecting duty ratios judge specific gear in shift pattern duty ratio.In this way, each gear of sensor module
Calibration range covers the error installed, and signal conformance is good.
It is above-mentioned that only the specific embodiment of the utility model is illustrated, but can not be as the protection of the utility model
Range, equivalent change or modification made by all design spirits according in the utility model are deemed to fall practical
Novel protection scope.
Claims (9)
1. a kind of full gear position sensor component, it is characterised in that: including magnet and a magnetic-inductive device, the magnet fixation is set
In on gear shift shifting block, the magnetic-inductive device is fixed on the outer surface of gear shift lid, is equipped in the magnetic-inductive device a piece of
Single 3D Hall chip and a piece of double 3D Hall chips, the magnet respectively with the list 3D Hall chip and double 3D Hall cores
The position of piece is corresponding, and the list 3D Hall chip and double 3D Hall chips pass through processing circuit and automatic clutch control respectively
Device connection processed.
2. a kind of full gear position sensor component according to claim 1, it is characterised in that: the magnetic-inductive device includes passing
Sensor shell and the circuit board being fixed in the sensor shell body are respectively equipped with the list 3D Hall core on the circuit board
The outer surface of piece, double 3D Hall chips and the processing circuit, the sensor housing and the gear shift lid is detachably solid
Fixed connection.
3. a kind of full gear position sensor component according to claim 1, it is characterised in that: the gear shift shifting block is located at neutral gear
When, center, the center of double 3D Hall chips, the center of the magnet and the gear shift shifting block of the list 3D Hall chip
Rotation center be set to same plane on.
4. a kind of full gear position sensor component described in -3 any one claims according to claim 1, it is characterised in that: institute
Stating the magnet one side opposite with the magnetic-inductive device is cambered surface.
5. a kind of full gear position sensor component described in -3 any one claims according to claim 1, it is characterised in that: institute
Magnetic-inductive device is stated equipped with connector, the magnetic-inductive device is connected by the connector and the automatic clutch controller
It connects.
6. a kind of full gear position sensor component according to claim 2, it is characterised in that: opened up on the sensor housing
There is the first mounting hole for wearing bolt, the magnetic-inductive device is connected by first mounting hole and the gear shift bonnet bolt
It connects.
7. a kind of full gear position sensor component according to claim 6, it is characterised in that: the sensor housing is equipped with
First positioning pin, the magnetic-inductive device are connect by first positioning pin with gear shift cancelling.
8. a kind of full gear position sensor component described in -3 any one claims according to claim 1, it is characterised in that: institute
The second mounting hole offered on magnet for wearing bolt is stated, the magnet is dialled by second mounting hole and the gear shift
Block is bolted.
9. a kind of full gear position sensor component according to claim 8, it is characterised in that: it is fixed that the magnet is equipped with second
Position pin, the magnet pass through second positioning pin and the gear shift shifting block pin connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820989004.0U CN208651602U (en) | 2018-06-26 | 2018-06-26 | A kind of full gear position sensor component |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820989004.0U CN208651602U (en) | 2018-06-26 | 2018-06-26 | A kind of full gear position sensor component |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208651602U true CN208651602U (en) | 2019-03-26 |
Family
ID=65781625
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820989004.0U Active CN208651602U (en) | 2018-06-26 | 2018-06-26 | A kind of full gear position sensor component |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208651602U (en) |
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2018
- 2018-06-26 CN CN201820989004.0U patent/CN208651602U/en active Active
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