CN206146373U - Modified rotation angle sensor - Google Patents
Modified rotation angle sensor Download PDFInfo
- Publication number
- CN206146373U CN206146373U CN201621146856.0U CN201621146856U CN206146373U CN 206146373 U CN206146373 U CN 206146373U CN 201621146856 U CN201621146856 U CN 201621146856U CN 206146373 U CN206146373 U CN 206146373U
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- China
- Prior art keywords
- shell
- plate section
- pcb
- brush
- copper sheathing
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Abstract
The utility model relates to a modified rotation angle sensor. The utility model discloses a shell, pivot, cover are changeing epaxial copper sheathing, are being used for installing the brush holder of brush and are being equipped with the PCB circuit board that resistance encircled, brush holder, PCB circuit board are located in the shell, the copper sheathing inlays the dress and is in become one with the shell on the shell and when the shell is moulded plastics, the pivot is inlayed the dress and is in brush holder is last just to become one with brush holder when brush holder moulds plastics. The utility model discloses regard as the inserts to make it to become one with the shell when the shell is moulded plastics the copper sheathing, can guarantee the screw intensity of copper sheathing lateral surface and the wearability of medial surface when reducing the processing cost. The pivot makes it to become one with brush holder when brush holder moulds plastics as the inserts, and this structure can reduce the assembly costs between pivot and the brush holder. The utility model discloses the structure is simpler, the processing cost is low, easily assembly.
Description
Technical field
The utility model is related to angular transducer field, is specifically related to a kind of improved angular sensor.
Background technology
Angular transducer technology is a kind of technology highly developed in the market, mainly drives brush to exist by rotating shaft
The rotational angle so as to export different resistance values to determine current spindle is rotated on resistance ring, controlling organization is according to angle sensor
The resistance value of device output makes control decision, so as to reach the purpose for automatically controlling.Existing small angle sensor on market
Appearance and modeling is common, and structure is more complicated, and manufacture, assembly cost are high.
The content of the invention
To solve above-mentioned technical problem, the utility model provides a kind of improved angular sensor, and the angle is passed
Sensor simple structure, processing cost are low, be easily assembled.
For achieving the above object, the utility model employs technical scheme below：
A kind of improved angular sensor, including shell, rotating shaft, the copper sheathing being enclosed within rotating shaft, for installing brush
Brushgear housing and be provided with the PCB of resistance ring, the brushgear housing, PCB are located at the inside the shell, the copper sheathing
It is embedded on the housing and is integrally formed with shell when shell is molded, the rotating shaft is inlaid on the brushgear housing and in electricity
Brush holder is integrally formed when being molded with brushgear housing.
Further, shell structure annular in shape, described shell one end forms the installing hole for installing the copper sheathing,
The shell other end is provided with end cap；The installing hole inwall is provided with flange collar, the groove of the flange collar and the copper sheathing lateral surface
Setting-in coordinates.
Further, the angular transducer also includes that the first short end is sub, the second short end is sub, long terminal, first short end
Son, the second short end are sub, long terminal is in stripe board structure, and described stripe board one end is installed in the first of the rubbing surface of end cover
Plate section, the stripe board other end is the second plate section electrically connected with the PCB, the first plate section, the second plate section
Plate face is parallel and plate face between there is spacing, the second plate section plate face elastic connecting is realized on shell described in the press-mounting of end cover
Touch in the PCB, the first plate section stretches out the connection that formation is electrically connected with external component outside the end cap
End.
Further, circular guide card is additionally provided with the PCB, the circular guide card is located in the resistance ring,
The circular guide card, resistance ring are constituted by carbon oil layer, and the brush is included in the first brush in rotary moving on the resistance ring
End and the second brush end in rotary moving on the circular guide card；The resistance ring is split ring, the first short end
Second plate section is realized being electrically connected with a resistance ring wherein openend by the PCB, the second short end
Second plate section is realized being electrically connected with another openend of the resistance ring by the PCB, the second plate of the long terminal
Section is realized being electrically connected with the described second brush end by the PCB.
Further, the second plate section is provided with so that the second plate section forms the U-shaped breach of dichotomous contact jaw, described
U-shaped breach is extended at the first plate section by the second plate section along stripe board length direction.
The beneficial effect of above-mentioned technical proposal is mainly reflected in the following aspects：
(1) the utility model is allowed to copper sheathing when shell is molded to be integrally formed with shell as inserts, is reducing processing
The screw strength of copper sheathing lateral surface and the wearability of medial surface are can ensure that while cost.The rotating shaft is as inserts in electricity
Brush holder is allowed to be integrally formed with brushgear housing when being molded, and the structure can reduce the assembly cost between rotating shaft and brushgear housing.This reality
With new structure it is simpler, processing cost is low, be easily assembled.
(2) the setting-in cooperation of the flange collar and groove causes the combination between shell and copper sheathing higher, Stability Analysis of Structures
Property is more preferable.The one end for being used to install end cap on the shell forms components and parts installing port, in assembling, the rotating shaft and brushgear housing
Integrative-structure the inside the shell is initially mounted on by the installing port, wherein the rotating shaft is interspersed in the copper sheathing, connect
And the PCB is arranged on into the inside the shell so that the brush on the brushgear housing can be in the resistance of PCB
It is in rotary moving on ring, afterwards by the press-mounting of end cover at the installing port of the shell.The utility model assembling is simple, quick,
Cost is lower.
(3) the first plate section, the second plate section it is one high and one low arrange cause stripe board bear perpendicular to the first plate section, the
Certain elastic deformation can be produced during the active force in two plate section plate face directions.I.e. when the press-mounting of end cover on the housing
When, plate face and the PCB of the second plate section just form Elastic Contact, and the utility model is avoided in traditional structure
Terminal needs the operation with PCB welding, because the utility model is without the need for welding, so PCB is not through height
Temperature, the carbon oil layer linearity in corresponding PCB is unaffected.
(4) the utility model is in order that the first brush end, the second brush end are formed during in rotary moving with PCB
Swipe that frictional force is in the same size, the surface of the resistance ring, circular guide card is disposed as into carbon oil layer.The structure also causes electricity
Change in resistance is linear with axis of rotation angle change, further ensures the accuracy of rotating shaft goniometry.
(5) the dichotomous contact jaw can ensure that the reliability that the second plate section is contacted with PCB, moreover it is possible to which reduction connects
Touch pressure, the design of U-shaped breach can also reduce the conduction of heat, further improve the service life of angular transducer.
Description of the drawings
Fig. 1 is the utility model axial sectional view.
Fig. 2 is the structural representation of PCB.
Fig. 3 is rubbing surface of end cover schematic diagram.
Fig. 4 is terminal and PCB Elastic Contact schematic diagram.
Corresponding equivalent circuit connection figure when Fig. 5 is used for the utility model.
The implication of label symbol is as follows in figure：
The brush brushes of end 4-2- second of 1- shell 2- rotating shaft 3- copper sheathing 4- brushes 4-1- first end
5- brushgear housing 6-PCB circuit board 6-1- resistance rings 6-2- circle guide card 7- end caps
The sub- 10- of the sub- short ends of 9- second of the short ends of 8- first long the first plates of terminal a- section b- the second plate sections
Specific embodiment
In conjunction with description of the drawings design feature of the present utility model：
The utility model include shell 1, rotating shaft 2, be enclosed within rotating shaft 2 copper sheathing 3, for the brushgear housing 5 of brush 4 is installed with
And the PCB 6 of resistance ring 6-1 is provided with, the brushgear housing 5, PCB 6 are located in the shell 1, and the copper sheathing 3 is embedding
Be mounted on the shell 1 and be integrally formed with shell 1 when shell 1 is molded, the rotating shaft 2 be inlaid on the brushgear housing 5 and
It is integrally formed with brushgear housing 5 when brushgear housing 5 is molded.The utility model using copper sheathing 3 as inserts be allowed to when shell 1 is molded with
Shell 1 is integrally formed, reduce processing cost while can ensure that the lateral surface of copper sheathing 3 screw strength and medial surface it is resistance to
Mill property.The rotating shaft 2 is allowed to be integrally formed with brushgear housing 5 as inserts when brushgear housing 5 is molded, and the structure can reduce rotating shaft
Assembly cost between 2 and brushgear housing 5.The utility model structure is simpler, processing cost is low, be easily assembled.
The structure annular in shape of the shell 1, one end of the shell 1 forms the installing hole for installing the copper sheathing 3, described outer
The other end of shell 1 is provided with end cap 7；The installing hole inwall is provided with flange collar, and the flange collar is embedded in the groove of the lateral surface of the copper sheathing 3
Coordinate.The setting-in of the flange collar and groove coordinates and causes that the combination between shell 1 and copper sheathing 3 is higher, and structural stability is more
It is good.The one end for being used to install end cap 7 on the shell 1 forms components and parts installing port, in assembling, the rotating shaft 2 and brushgear housing 5
Integrative-structure be initially mounted in the shell 1 by the installing port, wherein the rotating shaft 2 is interspersed in the copper sheathing 3,
Then the PCB 6 is arranged in the shell 1 so that the brush 4 on the brushgear housing 5 can be in PCB
It is in rotary moving on 6 resistance ring 6-1, the end cap 7 is fitted at the installing port of the shell 1 afterwards.The utility model is filled
It is lower with simple, quick, cost.
The angular transducer also includes the first short end 8, the second short end 9, long terminal 10, the first short end 8, the
Two short end 9, long terminal 10 are in stripe board structure, and described stripe board one end is installed in the first of the medial surface of the end cap 7
Plate section a, the stripe board other end is the second plate section b electrically connected with the PCB 6, the first plate section a, second
The plate face of plate section b is parallel and plate face between there is spacing, the end cap 7 press-fits realizes the second plate section b plate on the shell 1
Surface elastic is contacted in the PCB 6, and the first plate section a is stretched out and formed outside the end cap 7 and external component electricity
The connection end of connection.The one high and one low setting of first plate section a, the second plate section b causes stripe board bearing perpendicular to the first plate
Certain elastic deformation can be produced when section a, the active force in the second plate section b plate face direction.Described in being fitted in when the end cap 7
When on shell 1, plate face and the PCB 6 of the second plate section b just form Elastic Contact, and the utility model is avoided
Terminal needs the operation with PCB welding in traditional structure, because the utility model is without the need for welding, so PCB 6
Not through high temperature, the carbon oil layer linearity in corresponding PCB 6 is unaffected.
Circular guide card 6-2 is additionally provided with the PCB 6, the circular guide card 6-2 is located in the resistance ring 6-1,
The circular guide card 6-2, resistance ring 6-1 are constituted by carbon oil layer, and the brush 4 is included in rotation on the resistance ring 6-1 and moves
Dynamic first brushes end 4-1 and the second brush end 4-2 in rotary moving on the circular guide card 6-2；The resistance ring 6-1 is to open
Choma, the second plate section b of the first short end 8 is realized being opened with the resistance ring 6-1 wherein by the PCB 6
Mouthful end electrical connection, the second plate section b of the second short end 9 is realized another with the resistance ring 6-1 by the PCB 6
One openend electrically connects, and the second plate section b of the long terminal 10 is realized and the described second brush end 4-2 by the PCB 6
Electrical connection, as shown in Figure 5, resistance shown in figure represents resistance described in the utility model to corresponding equivalent circuit connection figure
Ring, the arrow represents the first brush end.The utility model is in order that the first brush end a, the second brush end b are in mistake in rotary moving
Swipe that frictional force is in the same size with PCB 6 is formed in journey, the surface of the resistance ring 6-1, circular guide card 6-2 is equal
Carbon oil layer is set to, the structure also causes resistance change to change linear with the rotational angle of rotating shaft 2, further ensures
The accuracy of the goniometry of rotating shaft 2.
Second plate section b is provided with so that the second plate section b forms the U-shaped breach of dichotomous contact jaw, the U-shaped breach
Extend at the first plate section a along stripe board length direction by the second plate section b.The dichotomous contact jaw can ensure that
The reliability that second plate section b is contacted with PCB 6, moreover it is possible to reduce contact, the design of U-shaped breach can also reduce heat
Conduction, further improves the service life of angular transducer.
Claims (5)
1. a kind of improved angular sensor, including shell (1), rotating shaft (2), the copper sheathing (3) being enclosed within rotating shaft (2), use
In installing the brushgear housing (5) of brush (4) and being provided with the PCB (6) of resistance ring (6-1), the brushgear housing (5), PCB are electric
Road plate (6) is in the shell (1), it is characterised in that：The copper sheathing (3) is inlaid on the shell (1) and in shell (1)
Be integrally formed with shell (1) during injection, the rotating shaft (2) be inlaid on the brushgear housing (5) and when brushgear housing (5) is molded with
Brushgear housing (5) is integrally formed.
2. improved angular sensor as claimed in claim 1, it is characterised in that：The shell (1) structure annular in shape,
Described shell (1) one end forms the installing hole for installing the copper sheathing (3), and shell (1) other end is provided with end cap (7)；
The installing hole inwall is provided with flange collar, and the flange collar coordinates with the groove setting-in of the copper sheathing (3) lateral surface.
3. improved angular sensor as claimed in claim 2, it is characterised in that：The angular transducer also includes first
Short end (8), the second short end (9), long terminal (10), first short end (8), the second short end (9), long terminal (10)
It is in stripe board structure, described stripe board one end is the first plate section (a) installed in the end cap (7) medial surface, the bar shaped
The plate other end is the second plate section (b) electrically connected with the PCB (6), first plate section (a), the second plate section (b)
Plate face is parallel and plate face between there is spacing, the end cap (7) press-fits realizes the second plate section (b) plate on the shell (1)
Surface elastic is contacted in the PCB (6), and first plate section (a) stretches out and formed outside the end cap (7) and outside unit
The connection end of device electrical connection.
4. improved angular sensor as claimed in claim 3, it is characterised in that：Also set on the PCB (6)
There is circular guide card (6-2), the circular guide card (6-2) is located in the resistance ring (6-1), the circular guide card (6-2), resistance
Ring (6-1) is constituted by carbon oil layer, and the brush (4) is included in the first brush end (4- in rotary moving on the resistance ring (6-1)
1) the second brush end (4-2) in rotary moving and on the circular guide card (6-2)；The resistance ring (6-1) be split ring, institute
The second plate section (b) for stating the first short end (8) is realized being opened with the resistance ring (6-1) wherein by the PCB (6)
Mouth end electrical connection, the second plate section (b) of second short end (9) is realized and the resistance ring by the PCB (6)
(6-1) another openend electrical connection, the second plate section (b) of the long terminal (10) is realized and institute by the PCB (6)
State the electrical connection of the second brush end (4-2).
5. improved angular sensor as claimed in claim 3, it is characterised in that：Second plate section (b) is provided with
So that the second plate section (b) forms the U-shaped breach of dichotomous contact jaw, the U-shaped breach is by the second plate section (b) along stripe board
Length direction extends to the first plate section (a) place.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621146856.0U CN206146373U (en) | 2016-10-21 | 2016-10-21 | Modified rotation angle sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621146856.0U CN206146373U (en) | 2016-10-21 | 2016-10-21 | Modified rotation angle sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206146373U true CN206146373U (en) | 2017-05-03 |
Family
ID=58622030
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621146856.0U Active CN206146373U (en) | 2016-10-21 | 2016-10-21 | Modified rotation angle sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206146373U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108020208A (en) * | 2017-12-16 | 2018-05-11 | 贵州航天电子科技有限公司 | One kind rotates angle measuring device |
| CN110044386A (en) * | 2019-04-15 | 2019-07-23 | 成都宏明电子股份有限公司 | A kind of brush structure component on angular displacement sensor |
| CN111022807A (en) * | 2019-11-19 | 2020-04-17 | 江苏长龄液压股份有限公司 | Central swivel joint with high-precision angle sensor |
| CN111707184A (en) * | 2020-06-19 | 2020-09-25 | 广东世创科技有限公司 | Long-service-life multi-output sensor |
| CN112268652A (en) * | 2020-09-08 | 2021-01-26 | 辽宁方盛环保科技有限公司 | Device for measuring micro-pressure of +/-10 Pa in production environment |
| CN114034241A (en) * | 2022-01-11 | 2022-02-11 | 四川永星电子有限公司 | Precise coaxial quadruple angular displacement sensor |
-
2016
- 2016-10-21 CN CN201621146856.0U patent/CN206146373U/en active Active
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108020208A (en) * | 2017-12-16 | 2018-05-11 | 贵州航天电子科技有限公司 | One kind rotates angle measuring device |
| CN110044386A (en) * | 2019-04-15 | 2019-07-23 | 成都宏明电子股份有限公司 | A kind of brush structure component on angular displacement sensor |
| CN110044386B (en) * | 2019-04-15 | 2024-01-16 | 成都宏明电子股份有限公司 | Brush structure assembly for angular displacement sensor |
| CN111022807A (en) * | 2019-11-19 | 2020-04-17 | 江苏长龄液压股份有限公司 | Central swivel joint with high-precision angle sensor |
| CN111022807B (en) * | 2019-11-19 | 2021-06-29 | 江苏长龄液压股份有限公司 | Central swivel joint with high-precision angle sensor |
| CN111707184A (en) * | 2020-06-19 | 2020-09-25 | 广东世创科技有限公司 | Long-service-life multi-output sensor |
| CN112268652A (en) * | 2020-09-08 | 2021-01-26 | 辽宁方盛环保科技有限公司 | Device for measuring micro-pressure of +/-10 Pa in production environment |
| CN114034241A (en) * | 2022-01-11 | 2022-02-11 | 四川永星电子有限公司 | Precise coaxial quadruple angular displacement sensor |
| CN114034241B (en) * | 2022-01-11 | 2022-03-22 | 四川永星电子有限公司 | Precise coaxial quadruple angular displacement sensor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190906 Address after: 201108 4, 5, No. 118, 2129 Lane, Lianhua South Road, Minhang District, Shanghai Patentee after: Shanghai Jingchuan Electronic Technology Co., Ltd. Address before: 237421 Lu'an Li Zhen Industrial Zone, Huoqiu, Anhui Patentee before: Anhui Voboff Electron Science and Technology Co., Ltd. |
|
| TR01 | Transfer of patent right |