CN207889926U - A kind of axis built-in booster sensor - Google Patents
A kind of axis built-in booster sensor Download PDFInfo
- Publication number
- CN207889926U CN207889926U CN201721314513.5U CN201721314513U CN207889926U CN 207889926 U CN207889926 U CN 207889926U CN 201721314513 U CN201721314513 U CN 201721314513U CN 207889926 U CN207889926 U CN 207889926U
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- China
- Prior art keywords
- axis
- magnet ring
- bearing
- axially
- sleeve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 229910000831 Steel Inorganic materials 0.000 claims description 27
- 239000010959 steel Substances 0.000 claims description 27
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 6
- 238000000034 method Methods 0.000 description 2
- 206010068052 Mosaicism Diseases 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 210000003765 sex chromosome Anatomy 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Abstract
The utility model belongs to vehicle using motor supporting technology field, more particularly to a kind of axis built-in booster sensor, axially assemble magnet ring in one side of the axis, one side of the magnet ring axially confines the magnet ring positioning shaft shoulder in axis, another side of magnet ring is axial mutually to limit the one end for being connected to first bearing, the other end of the first bearing axially connects reversed tooth bowl inner face, another side axial direction branch sleeve of axis, the utility model solve the problems, such as currently available technology be present in vehicle using motor application assistant sensor production technology it is bad, it is simple and convenient with realization assistant sensor assembling, consistency is strong, significantly improve the advantageous effects of the production efficiency of assistant sensor.
Description
Technical field
The utility model belongs to vehicle using motor supporting technology field more particularly to a kind of axis built-in booster sensor.
Background technology
It helps sensor to be generally used the magnetic material of sintering built in current axis, substitutes the work that magnet steel generates magnetic field
With.Using the axis built-in sensors of such material there are production and assembly difficulty is big, low production efficiency is not suitable for producing in enormous quantities
The problem of.
Utility model content
The utility model provides a kind of axis built-in booster sensor, with solve to propose in above-mentioned background technology it is existing in
The bad problem of axis built-in booster sensor production technology.
The technical issues of the utility model is solved is realized using following technical scheme：Power-assisted sensing built in a kind of axis
Device, including axis, axially assembly magnet ring, one side of the magnet ring axially confine fixed in the magnet ring on axis one side of the axis
The position shaft shoulder, another side of magnet ring is axial mutually to limit the one end for being connected to first bearing, the other end of the first bearing
Axial to connect reversed tooth bowl inner face, another side axial direction branch sleeve of axis, described sleeve one end is axially through the second axis
Restriction is held, axially the positive tooth bowl of connection, the reversed tooth bowl and positive tooth bowl distinguish axial thread to the second bearing other end
It is connected in frame five-through, another side end face annular of magnet ring forms magnet steel groove, and the magnet steel groove passes through interference fit
Embedded magnet steel, the excircle of sleeve perimeter surface form bar shaped spline, and the reversed tooth bowl inner circumferential surface forms projecting splines, institute
It states spline fitted of the sleeve through bar shaped spline and projecting splines to be assemblied in frame five-through, it is recessed that the sleeve surface forms pcb board
Slot, the pcb board groove are embedded in pcb board, microcontroller are integrated on the pcb board, Hall electronic device forms function PCB
Plate, hall device sensitive surface on function PCB plate face magnet steel sensitive surface, the magnet ring in a manner of clearance fit are servo-actuated
In axis, the sleeve is not servo-actuated in axis, and ultimately forms the relative motion between Hall and magnet steel.
Further, the magnet ring positioning shaft shoulder gapless on the first bearing, magnet ring and axis, which mutually rotates, axially confines
Connection.
Further, the magnet ring interference fit is assemblied in axis together with first bearing.
Advantageous effects：
1, this patent axially assembles magnet ring using one side of the axis, and one side of the magnet ring is axially confined on axis
Magnet ring positioning shaft shoulder, another side of the magnet ring is axial mutually to limit the one end for being connected to first bearing, the first bearing
The other end axially connect reversed tooth bowl, another side axial direction branch sleeve of axis, described sleeve one end is axial through second
Bearing limits, and axially the positive tooth bowl of connection, the reversed tooth bowl and positive tooth bowl distinguish axial screw to the second bearing other end
Line is connected in frame five-through, and another side end face annular of magnet ring forms groove, and the groove passes through the embedded magnetic of interference fit
Steel, the excircle of sleeve perimeter surface form bar shaped spline, and the frame five-through inner circumferential surface forms projecting splines, the sleeve
Spline fitted through bar shaped spline and projecting splines is assemblied in frame five-through, and the sleeve surface forms groove, the groove
It is embedded in pcb board, microcontroller is integrated on the pcb board, function circuit board is collectively formed in Hall electronic device, the function electricity
Hall device sensitive surface on the plate of the road face magnet steel sensitive surface in a manner of clearance fit, the magnet ring is servo-actuated in axis, described
Sleeve is not servo-actuated in axis, and ultimately forms the relative motion between Hall and magnet steel.Since built-in sensors include axis, anti-
To tooth bowl, bearing, magnet ring, magnet steel, pcb board, sleeve, positive tooth bowl, start to be sequentially arranged with reversed tooth in the axis side
Bowl, bearing, magnet ring, sleeve, bearing and positive tooth bowl, pcb board is placed in the circuit board recess, list is welded on PCB plates
The various devices such as piece machine, Hall and harness, and be connected with entire car controller by harness, and then realize vehicle using motor power-assisted work(
Energy.
2, this patent uses on the reversed tooth bowl, and outer wall has screw thread, matches with the screw thread in frame five-through, rises
It is fixed on the effect on vehicle frame to axis bowl external member.
3, this patent uses on the reversed tooth bowl, and inner wall is provided with bar shaped spline, and convex above sleeve outer wall
It plays spline to match, to ensure that sleeve is not rotated together with axis during the installation process.
4, this patent plays work tooth bowl external member being fixed on vehicle frame using matching with the screw thread in frame five-through
With；Belong to interference fit between the bearing and axis.It is crossed between the magnet ring and axis and belongs to interference fit, magnet ring
Be pressed on axis in an assembling process together with bearing, the shaft shoulder three on bearing, magnet ring and axis is closely coupled, mutually according to
The secondary axially position and rotational positioning for realizing bearing and magnet ring.It is provided on the magnet ring end face a for being embedded in magnet steel
Groove, magnet steel are fixed in groove with groove interference fit, ensure that and rotated together with magnet ring and axis.
5, this patent is placed with pcb board using circuit board recess is provided on sleeve outer wall in the circuit board recess,
It is welded with the various devices such as microcontroller, Hall and harness on pcb board, and is connected with entire car controller by harness, and then realizes
Hall sensing effect.
6, this patent in the positive tooth bowl inner side end with bearing outer ring using being in contact, to ensure bearing outer ring
Axially position, positive tooth bowl madial wall coordinate with sleeve outer wall and bearing outer ring transition, and the radial direction to realize axis and sleeve is fixed
Position；There is screw thread on positive tooth bowl outer wall, match with the screw thread in frame five-through, to ensure axially and radially fixing for sleeve member
Positioning, thus it is guaranteed that sleeve is not servo-actuated in axis.
Description of the drawings
Fig. 1 is a kind of axis built-in booster sensor sectional view of the utility model；
Fig. 2 is a kind of axis built-in booster sensor installation diagram of the utility model.
Specific implementation mode
The utility model is described further below in conjunction with attached drawing：
In figure：1- axis, 2- magnet rings, 3- magnet ring positioning shaft shoulders, 4- first bearings, the reversed tooth bowls of 5-, 6- sleeves, 7- second
Bearing, 9- forward direction tooth bowls, 10- magnet steel grooves, 11- magnet steel, 12-PCB plate grooves, 13-PCB plates.
Embodiment：
The present embodiment：As shown in Figure 1, a kind of 1 built-in booster sensor of axis, including axis 1,1 one side of the axis
Axial assembly magnet ring 2,2 one side of the magnet ring axially confines the magnet ring positioning shaft shoulder 3 in axis 1,2 other side of the magnet ring
End is axial mutually to limit the one end for being connected to first bearing 4, and the other end of the first bearing 4 axially connects reversed tooth bowl 5, institute
1 another side axial direction branch sleeve 6 of axis is stated, 6 one end of the sleeve is axial to be limited through second bearing 7, and the second bearing 7 is another
One end axially connects positive tooth bowl 9, and axial thread is connected in frame five-through respectively for the reversed tooth bowl 5 and positive tooth bowl 9, institute
It states 2 another side end face annular of magnet ring and forms magnet steel groove 10, the magnet steel groove 10 is described by the embedded magnet steel 11 of interference fit
6 external peripheral surface of sleeve forms bar shaped spline, and the reversed tooth bowl inner circumferential surface forms projecting splines, and the sleeve 6 is through item
The spline fitted of shape spline and projecting splines is assemblied in frame five-through, and 6 surface of sleeve forms pcb board groove 12, described
Pcb board groove 12 is embedded in pcb board 13, and integrated monolithic machine on the pcb board 13, the microcontroller is electrically connected to magnetic induction in magnetic
The Hall sensor of steel 11, the magnet ring 2 are servo-actuated in axis 1, and the sleeve 6 is not servo-actuated in axis 1
3 gapless of magnet ring positioning shaft shoulder on the first bearing 4, magnet ring 2 and axis 1 mutually rotates the company of axially confining
It connects.
The interference fit of the magnet ring 2 is assemblied in axis 1 together simultaneously with first bearing 4.
Operation principle：
This patent axially assembles magnet ring by one side of the axis, and one side of the magnet ring is axially confined on axis
Magnet ring positioning shaft shoulder, another side of magnet ring is axial mutually to limit the one end for being connected to first bearing, the first bearing
The other end axially connects reversed tooth bowl, and another side axial direction branch sleeve of axis, described sleeve one end is axially through the second axis
Restriction is held, axially the positive tooth bowl of connection, the reversed tooth bowl and positive tooth bowl distinguish axial thread to the second bearing other end
It being connected in frame five-through, another side end face annular of magnet ring forms groove, and the groove is embedded in magnet steel by interference fit,
The excircle of sleeve perimeter surface forms bar shaped spline, and the reversed tooth bowl inner circumferential surface forms projecting splines, the sleeve warp
The spline fitted of bar shaped spline and projecting splines is assemblied in frame five-through, the sleeve surface formation groove, in the groove
Embedded pcb board, integrated monolithic machine and Hall electronic device form function PCB plate on the pcb board, on the function PCB plate
Hall sensing face in a manner of clearance fit face magnet steel sensitive surface, the magnet ring be servo-actuated in axis, the sleeve is not servo-actuated
In axis, and ultimately form the relative motion between Hall and magnet steel.Since built-in sensors include axis, reversed tooth bowl, axis
Hold, magnet ring, magnet steel, pcb board, sleeve, positive tooth bowl, start to be sequentially arranged with rotary-inversion axis bowl, bearing, magnetic in the axis side
Ring, sleeve, bearing and positive tooth bowl, are placed with pcb board in the circuit board recess, be welded on pcb board microcontroller, Hall and
The various devices of harness, and be connected with entire car controller by harness, the utility model solves the prior art and exists at present
Production technology sex chromosome mosaicism has the raising for the production efficiency for realizing axis built-in booster sensor, raw more suitable for high-volume
The advantageous effects of production.
Using the technical solution of the utility model or those skilled in the art technical solutions of the utility model inspiration
Under, similar technical solution is designed, and reach above-mentioned technique effect, it is to fall into the scope of protection of the utility model.
Claims (3)
1. a kind of axis built-in booster sensor, which is characterized in that including axis, magnet ring is axially assembled in one side of the axis,
One side of the magnet ring axially confines the magnet ring positioning shaft shoulder in axis, and axial mutually limit in another side of magnet ring is connected to
The other end of one end of first bearing, the first bearing axially connects reversed tooth bowl, and another side of axis axially connects
Sleeve, described sleeve one end are axially limited through second bearing, and the second bearing other end axially connects positive tooth bowl, described anti-
To tooth bowl and positive tooth bowl, axial thread is connected in frame five-through respectively, and it is recessed that another side end face annular of magnet ring forms magnet steel
Slot, the magnet steel groove form bar shaped spline, the reversed tooth by the embedded magnet steel of interference fit, the excircle of sleeve perimeter surface
Bowl inner circumferential surface forms projecting splines, and spline fitted of the sleeve through bar shaped spline and projecting splines is assemblied in frame five-through
Interior, the sleeve surface forms pcb board groove, and the pcb board groove is embedded in pcb board, microcontroller is integrated on the pcb board
Function PCB plate is formed with Hall electronic device, the hall device sensitive surface face magnet steel sensitive surface on the function PCB plate, and
Clearance fit is formed, the magnet ring is servo-actuated in axis, and the sleeve is not servo-actuated in axis, and is ultimately formed between Hall and magnet steel
Relative motion.
2. a kind of axis built-in booster sensor according to claim 1, which is characterized in that the first bearing, magnet ring
It is mutually rotated with the magnet ring positioning shaft shoulder gapless on axis and axially confines connection.
3. a kind of axis built-in booster sensor according to claim 1, which is characterized in that magnet ring interference fit with
First bearing is assemblied in axis together.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721314513.5U CN207889926U (en) | 2017-10-12 | 2017-10-12 | A kind of axis built-in booster sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721314513.5U CN207889926U (en) | 2017-10-12 | 2017-10-12 | A kind of axis built-in booster sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207889926U true CN207889926U (en) | 2018-09-21 |
Family
ID=63546943
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721314513.5U Expired - Fee Related CN207889926U (en) | 2017-10-12 | 2017-10-12 | A kind of axis built-in booster sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207889926U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109163740A (en) * | 2018-10-12 | 2019-01-08 | 孙书新 | A kind of sensor being installed on electrical bicycle middle shaft middle position |
| CN110282066A (en) * | 2019-07-08 | 2019-09-27 | 八方电气(苏州)股份有限公司 | A kind of sensor for axle component installation structure |
| CN111071382A (en) * | 2020-01-13 | 2020-04-28 | 常州拓科智能科技有限公司 | Dynamic and static combined torque sensor of electric power-assisted bicycle |
-
2017
- 2017-10-12 CN CN201721314513.5U patent/CN207889926U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109163740A (en) * | 2018-10-12 | 2019-01-08 | 孙书新 | A kind of sensor being installed on electrical bicycle middle shaft middle position |
| CN110282066A (en) * | 2019-07-08 | 2019-09-27 | 八方电气(苏州)股份有限公司 | A kind of sensor for axle component installation structure |
| CN111071382A (en) * | 2020-01-13 | 2020-04-28 | 常州拓科智能科技有限公司 | Dynamic and static combined torque sensor of electric power-assisted bicycle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180921 |