CN109341636A - A kind of Self-resetting angular displacement sensor - Google Patents
A kind of Self-resetting angular displacement sensor Download PDFInfo
- Publication number
- CN109341636A CN109341636A CN201811096532.4A CN201811096532A CN109341636A CN 109341636 A CN109341636 A CN 109341636A CN 201811096532 A CN201811096532 A CN 201811096532A CN 109341636 A CN109341636 A CN 109341636A
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- shaft
- bracket
- rotor set
- angular displacement
- shell
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- 238000006073 displacement reaction Methods 0.000 title claims abstract description 38
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 34
- 230000001360 synchronised effect Effects 0.000 claims abstract description 14
- 239000011324 bead Substances 0.000 claims description 18
- 210000004907 gland Anatomy 0.000 claims description 10
- 230000006835 compression Effects 0.000 description 5
- 238000007906 compression Methods 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 239000000956 alloy Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
- G01B21/22—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring angles or tapers; for testing the alignment of axes
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
- G01B21/02—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring length, width, or thickness
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Transmission And Conversion Of Sensor Element Output (AREA)
Abstract
The invention discloses a kind of Self-resetting angular displacement sensors.The Self-resetting angular displacement sensor, including shell, the shell is interior to be equipped with stator pack, rotor set and pedestal；The stator pack and rotor set are set in the shaft of rotor set；One end of the shaft extends through rotor set to the external of shell, and the other end of the shaft is connected with bracket, and the bracket is against the surface of the sliding slot opened up on pedestal by Elastic Sliding device；The pedestal is fixedly mounted on the inside of shell；The sliding slot uses arc groove；The rotor set, bracket and Elastic Sliding device are with shaft synchronous rotary, and when the shaft moves without spin, Elastic Sliding device is against the extreme lower position of sliding slot.Self-resetting angular displacement sensor of the present invention, when the external force being applied in shaft disappears, angle displacement transducer being capable of automatic returning zero-bit.
Description
Technical field
The present invention relates to a kind of angular displacement sensor more particularly to a kind of Self-resetting angular displacement sensors.
Background technique
Existing angular displacement sensor, in use, when external force makes angular displacement that certain angle occur, angular displacement is passed
Sensor shaft be stuck in a certain position can not automatic returning zero-bit, leading to existing angular displacement sensor, it is impossible to meet in spy
Different situation uses, and realizes the precise controlling of output.
Summary of the invention
In order to solve the problems in the existing technology, it the present invention provides a kind of Self-resetting angular displacement sensor, is applying
When the external force being added in shaft disappears, angle displacement transducer being capable of automatic returning zero-bit.
In order to achieve the above object, the technical solution adopted by the present invention is as follows:
A kind of Self-resetting angular displacement sensor, including shell, the shell is interior to be equipped with stator pack, rotor set and pedestal；Institute
Stator pack and rotor set is stated to be set in the shaft of rotor set, the stator pack be set in rotor set and with rotor set gap
Cooperation；The stator pack and rotor set are fixed on the inside of shell by pressing device；Rotor set is run through in one end of the shaft
External to shell extends, and the other end of the shaft is connected with bracket, and the bracket is located at the bottom of stator pack and rotor set,
And the bracket is against the surface of the sliding slot opened up on pedestal by Elastic Sliding device；The pedestal is fixedly mounted on shell
It is internal；The sliding slot uses arc groove；The rotor set, bracket and Elastic Sliding device with shaft synchronous rotary, institute
When stating shaft and moving without spin, Elastic Sliding device is against the extreme lower position of sliding slot.
Further, the two sides of the bottom of the bracket have been respectively and fixedly connected with guide cylinder, and the Elastic Sliding device, which is assemblied in, leads
Into cylinder, and the sliding part of Elastic Sliding device is against the surface of the sliding slot opened up on pedestal, the Elastic Sliding device with
The rotation of shaft synchronous rotary on the chute.
Further, the Elastic Sliding device includes sliding part and elastic component；The sliding part include collision bead and with touch
The affixed guide rod of pearl；One end of the elastic component is arranged on the guide bar, and the other end is against the top of guide cylinder；The shaft
When moving without spin, collision bead is against the extreme lower position of sliding slot.
Further, the section of the sliding slot uses arcuation v-depression structure.
Further, the other end with bracket of the shaft are connect by keyway.
Further, the rotor set and shaft are rigidly connected.
Further, the pedestal is fixedly mounted on the inside of shell by bottom cover, and the bottom of the pedestal is embedded the bottom of at
In lid, the bottom cover is threadedly coupled with housing bottom.
Further, the pressing device is between rotor set and bracket, and the pressing device includes gland and pressure ring,
The gland is assemblied in one end in stator pack and rotor set close to bracket, and the pressure ring is assemblied in the one end of gland close to bracket
And it is threadedly coupled with shell.
Further, the shaft is connect with the top of shell and pressing device respectively by bearing.
The utility model has the advantages that compared with prior art, Self-resetting angular displacement sensor of the present invention passes through bracket base elasticity
Pedestal is immobilized in the shell portion by the setting of carriage and pedestal upper hopper chute, and the bracket is supported by Elastic Sliding device
The surface of the sliding slot opened up on pedestal, the rotor set, bracket and Elastic Sliding device with shaft synchronous rotary, when
When the shaft moves without spin, Elastic Sliding device is against the extreme lower position of sliding slot, at this time Elastic Sliding device in most
Small compression position, the i.e. initial null positions of Self-resetting angular displacement sensor, when shaft rotates under the effect of external force, bracket
With Elastic Sliding device with shaft synchronous rotary, due to the presence of sliding slot, Elastic Sliding device is supported on the chute, limits bullet
Property carriage rotation, Elastic Sliding device is compressed at this time, causes Elastic Sliding device on the chute to sliding at the top of sliding slot
Dynamic, opposing brackets do vertical motion, exert oneself since Elastic Sliding device generates a breaking-out by compression, when shaft is forced without external force
When it is rotated, Elastic Sliding device returns to initial null positions along sliding slot under the action of reaction force, realizes that angular displacement passes
Sensor automatically resets.
Detailed description of the invention
In order to illustrate more clearly of technical solution of the present invention, attached drawing needed in embodiment will be made below
Simply introduce, it should be apparent that, the accompanying drawings in the following description is only some embodiments of the present invention, general for this field
For logical technical staff, without creative efforts, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is a kind of structural schematic diagram of Self-resetting angular displacement sensor described in the embodiment of the present invention；
Fig. 2 is a kind of explosive view of Self-resetting angular displacement sensor described in the embodiment of the present invention；
Fig. 3 is the perspective view of Elastic Sliding device described in the embodiment of the present invention；
Fig. 4 is the installation diagram of Elastic Sliding device and pedestal described in the embodiment of the present invention.
In figure: 1- shell, 2- stator pack, 3- bearing, 4- rotor set, 5- gland, 6- pressure ring, 7- bracket, 8- Elastic Sliding
Device, 9- pedestal, 10- bottom cover, 11- sliding slot, 12- sliding part, 13- elastic component, 14- shaft, 15- guide cylinder, 16- collision bead, 17-
Guide rod.
Specific embodiment
In the description of the present invention, it is to be understood that, term " center ", "upper", "lower", "front", "rear", " left side ",
The orientation or positional relationship of the instructions such as " right side ", "vertical", "horizontal", "top", "bottom", "inner", "outside" is based on the figure
Orientation or positional relationship is merely for convenience of description of the present invention and simplification of the description, rather than the device of indication or suggestion meaning or
Element must have a particular orientation, be constructed and operated in a specific orientation, therefore be not considered as limiting the invention.
Term " first ", " second " be used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance or
Implicitly indicate the quantity of indicated technical characteristic." first " is defined as a result, the feature of " second " can be expressed or imply
Ground includes one or more of the features.In the description of the present invention, unless otherwise indicated, the meaning of " plurality " is two or
It is more than two.
The present invention is further elaborated with reference to the accompanying drawings and examples.
Embodiment
With reference to Fig. 1 and Fig. 2, a kind of Self-resetting angular displacement sensor, including shell 1, be equipped in the shell 1 stator pack 2,
Rotor set 4 and pedestal 9；The stator pack 2 and rotor set 4 are set in the shaft 14 of rotor set 4, and the stator pack 2 is arranged
In rotor set 4 and with 4 clearance fit of rotor set；The stator pack 2 and rotor set 4 are fixed on shell 1 by pressing device
It is internal；One end of the shaft 14 extends through rotor set 4 to the external of shell 1, and the other end of the shaft 14 is connected with support
Frame 7, the bracket 7 is located at the bottom of stator pack 2 and rotor set 4, and the bracket 7 is against pedestal 9 by Elastic Sliding device 8
On the surface of sliding slot 11 that opens up；The pedestal 9 is fixedly mounted on the inside of shell 1；The sliding slot 11 uses arc groove；Institute
When stating shaft 14 and moving without spin, Elastic Sliding device 8 is against the extreme lower position of sliding slot 11, and Elastic Sliding device is at this time
Minimal compression position, the i.e. initial null positions of angular displacement sensor, due to rotor set 4, bracket 7 and Elastic Sliding device 8
With 14 synchronous rotary of shaft, when shaft 14 is rotated under the effect of external force, bracket 7 and Elastic Sliding device 8 with
14 synchronous rotary of shaft, due to the presence of sliding slot 11, Elastic Sliding device 8 is against on sliding slot 11, limits Elastic Sliding device 8
Further rotate, Elastic Sliding device 8 is compressed at this time, causes Elastic Sliding device 8 on sliding slot 11 to the top of sliding slot 11
Sliding, 8 opposing brackets 7 of Elastic Sliding device do vertical motion at this time, since Elastic Sliding device 8 is generated a hair by compression
Active force, when shaft 14 forces its rotation without external force, Elastic Sliding device 8 is returned under the action of reaction force along sliding slot 11
To initial null positions, automatically reseting for angular displacement sensor is realized.
It should be noted that stator pack 2 described in the present embodiment is the magnetically soft alloy stacked body containing coil, rotor set 4 is wrapped
Include the rotor sheet of shaft 14 with the sheet magnetically soft alloy material being crimped in shaft 14.Angular displacement sensor when in use, shaft
14 rotate under external force, and then rotor set 4 is driven to rotate, and due to being clearance fit between stator pack 2 and rotor set 4, lead to
Magnetic field coupling is crossed, magnetic field flux variation generates signal output when angle rotates.
Further, with reference to Fig. 1 and Fig. 2, the two sides of the bottom of the bracket 7 have been respectively and fixedly connected with guide cylinder 15, the elasticity
Carriage 8 is assemblied in guide cylinder 15, and the sliding part of Elastic Sliding device 8 is against the table of the sliding slot 11 opened up on pedestal 9
Face, the Elastic Sliding device 8 are rotated in synchronous rotary on sliding slot 11 with shaft 14.
It should be noted that the guide cylinder 15 passes through welding, keyway connection or engaging or any one other connection
Guide cylinder 15 is fixed on the two sides of the bottom of bracket 7 by mode, and the non-slip portion of Elastic Sliding device 8 is embedded in guide cylinder 15,
The lubricating grease for smearing one end, with 7 synchronous rotary of bracket.
Further, with reference to Fig. 3 and Fig. 4, the Elastic Sliding device 8 includes sliding part 12 and elastic component 13；The cunning
Dynamic portion 12 includes collision bead 16 and the guide rod 17 affixed with collision bead 16；One end of the elastic component 13, which is set on guide rod 17, to be led to
It crosses collision bead 16 to limit one end of elastic component, the other end is against the top of guide cylinder 15；The shaft 14 moves without spin
When, collision bead 16 is against the extreme lower position of sliding slot 11, i.e., initial null positions.
It should be noted that elastic component 13 described in the present embodiment includes spring or the elasticity of certain deformation quantity can occurs in other
Part.When bracket 7 rotates, since pedestal 9 is fixed in shell 1, pedestal 9 does not rotate movement, and collision bead 16 is in sliding slot at this time
It is slided on 11 contact surfaces, and 16 opposing brackets 7 of collision bead do the movement of vertical direction.Collision bead 16 is connected to bracket base, shaft 14
When rotating under external force, synchronous rotary, collision bead 16 also rotate with bracket 7 therewith, due to the presence of sliding slot 11, collision bead 16
It is against on sliding slot 11, limits the rotation of collision bead 16, therefore elastic component 13 is compressed, collision bead 16 is pushed up on sliding slot 11 to sliding slot 11
Portion's sliding, opposing brackets 7 do vertical motion, and elastic component 13 generates a reaction force by compression at this time, when shaft 14 is without external force
When forcing its rotation, collision bead 16 will be slided under the action of 13 reaction force of elastic component along the sliding slot 11 on pedestal 9, return to most
First null positions, i.e. 11 extreme lower position of sliding slot, realize automatically reseting for angular displacement sensor.
Further, with reference to Fig. 1, Fig. 2 and Fig. 4, the section of the sliding slot 11 uses arcuation v-depression structure, so that turning
The decrement of elastic component 13 is bigger when axis 14 rotates, convenient for automatically reseting for angular displacement sensor.
Further, with reference to Fig. 1 and Fig. 2, the other end of the shaft 14 is connect with bracket 7 by keyway, specific to hold in the palm
Offer keyway on frame 7, the other end of the shaft 14 is interference fitted through the keyway and bracket 7 of bracket 7, realize bracket 7 with
The synchronous rotary of shaft 14.
Further, with reference to Fig. 1, the rotor set 4 is rigidly connected with shaft 14, and the rigid connection is by by rotor set
4 are crimped in shaft 14, so that rotor set 4 and 14 synchronous rotary of shaft.
Further, with reference to Fig. 1, the pedestal 9 is fixedly mounted on the inside of shell 1 by bottom cover 10, the pedestal 9
Bottom is embedded in bottom cover 10, and the bottom cover 10 is connect with 1 bottom thread of shell, convenient for the disassembly and more of bottom cover 10 and pedestal 9
It changes.
Further, with reference to Fig. 1 and Fig. 2, the pressing device between rotor set 4 and bracket 7, the shaft 14
The other end runs through pressing device, and the pressing device includes gland 5 and pressure ring 6, and the gland 5 is assemblied in stator pack 2 and rotor
Close to one end of bracket 7 in group 4, the pressure ring 6 is assemblied in gland 5 and is threadedly coupled close to one end of bracket 7 and with shell 1, just
In the disassembly and replacement of rotor set 4 and stator pack 2.
Further, with reference to Fig. 1 and Fig. 2, the shaft 14 by bearing 3 respectively with the top of shell 1 and pressing device
Connection, the bearing 3 are separately mounted to the interconnecting piece of shaft 14 and shell 1 top and pressing device, to be driven by bearing 3
It is more smooth.
Self-resetting angular displacement sensor of the present invention, when the external force being applied in shaft disappears, angle displacement transducer energy
Enough automatic returning zero-bits can satisfy angular displacement sensor and use in special circumstances, and realize the precise controlling of output.
It is the preferred embodiment of the present invention above, it is noted that for those skilled in the art,
Various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also considered as this hair
Bright protection scope.
Claims (9)
1. a kind of Self-resetting angular displacement sensor, it is characterised in that: including shell (1), stator pack is equipped in the shell (1)
(2), rotor set (4) and pedestal (9)；The stator pack (2) and rotor set (4) are set in the shaft (14) of rotor set (4),
The stator pack (2) be set on rotor set (4) and with rotor set (4) clearance fit；The stator pack (2) and rotor set (4)
The inside of shell (1) is fixed on by pressing device；One end of the shaft (14) is through rotor set (4) to outside shell (1)
Portion extends, and the other end of the shaft (14) is connected with bracket (7), and the bracket (7) is located at stator pack (2) and rotor set (4)
Bottom, and the bracket (7) is against the surface of the sliding slot (11) opened up on pedestal (9) by Elastic Sliding device (8)；It is described
Pedestal (9) is fixedly mounted on the inside of shell (1)；The sliding slot (11) uses arc groove；The rotor set (4), bracket
(7) and Elastic Sliding device (8) with shaft (14) synchronous rotary, when the shaft (14) moves without spin, Elastic Sliding
Device (8) is against the extreme lower position of sliding slot (11).
2. a kind of Self-resetting angular displacement sensor according to claim 1, it is characterised in that: the bottom of the bracket (7)
Two sides have been respectively and fixedly connected with guide cylinder (15), and the Elastic Sliding device (8) is assemblied in guide cylinder (15), and Elastic Sliding device
(8) sliding part is against the surface of the sliding slot (11) opened up on pedestal (9), and the Elastic Sliding device (8) is with shaft (14)
Be rotated in synchronous rotary on sliding slot (11).
3. a kind of Self-resetting angular displacement sensor according to claim 2, it is characterised in that: the Elastic Sliding device
It (8) include sliding part (12) and elastic component (13)；The sliding part (12) include collision bead (16) and with collision bead (16) is affixed leads
To bar (17)；One end of the elastic component (13) is set on guide rod (17), and the other end is against the top of guide cylinder (15)；Institute
When stating shaft (14) and moving without spin, collision bead (16) is against the extreme lower position of sliding slot (11).
4. a kind of Self-resetting angular displacement sensor according to claim 1 or 2 or 3, it is characterised in that: the sliding slot (11)
Section use arcuation v-depression structure.
5. a kind of Self-resetting angular displacement sensor according to claim 1, it is characterised in that: the shaft (14) it is another
End is connect with bracket (7) by keyway.
6. a kind of Self-resetting angular displacement sensor according to claim 1, it is characterised in that: the rotor set (4) with turn
Axis (14) rigid connection.
7. a kind of Self-resetting angular displacement sensor according to claim 1, it is characterised in that: the pedestal (9) passes through bottom
Lid (10) is fixedly mounted on the inside of shell (1), and the bottom of the pedestal (9) is embedded in bottom cover (10), the bottom cover (10)
It is connect with shell (1) bottom thread.
8. a kind of Self-resetting angular displacement sensor according to claim 1, it is characterised in that: the pressing device, which is located at, to be turned
Between subgroup (4) and bracket (7), the pressing device includes gland (5) and pressure ring (6), and the gland (5) is assemblied in stator pack
(2) close to the one end of bracket (7) and in rotor set (4), the pressure ring (6) be assemblied in gland (5) close to the one end of bracket (7) and
It is threadedly coupled with shell (1).
9. a kind of Self-resetting angular displacement sensor according to claim 1 or 8, it is characterised in that: the shaft (14) is logical
Bearing (3) is crossed to connect with the top of shell (1) and pressing device respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811096532.4A CN109341636B (en) | 2018-09-19 | 2018-09-19 | Self-resetting angular displacement sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811096532.4A CN109341636B (en) | 2018-09-19 | 2018-09-19 | Self-resetting angular displacement sensor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109341636A true CN109341636A (en) | 2019-02-15 |
| CN109341636B CN109341636B (en) | 2024-03-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811096532.4A Active CN109341636B (en) | 2018-09-19 | 2018-09-19 | Self-resetting angular displacement sensor |
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| Country | Link |
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| CN (1) | CN109341636B (en) |
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|---|---|---|---|---|
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| US6252394B1 (en) * | 1997-12-12 | 2001-06-26 | L'electricfil Industrie | Rotary movement sensor equipped with means of assembly with a drive shaft designed to minimize the effects of a misalignment in the connection |
| WO2005077733A1 (en) * | 2004-02-14 | 2005-08-25 | Trw Fahrwerksysteme Gmbh & Co Kg | Device for measuring angles of rotation and/or torques |
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| CN103154671A (en) * | 2010-11-12 | 2013-06-12 | 东京Cosmos电机株式会社 | Non-contact angle sensor |
| CN203083550U (en) * | 2012-12-28 | 2013-07-24 | 刘仲馨 | Syringe specification identifying device based on angular displacement sensors |
| CN103557317A (en) * | 2013-08-15 | 2014-02-05 | 宁波高发汽车控制系统股份有限公司 | Electronic shift transfer |
| CN105953717A (en) * | 2016-06-30 | 2016-09-21 | 深圳市信为科技发展有限公司 | Pneumatic type displacement sensor structure |
| CN106152926A (en) * | 2016-08-29 | 2016-11-23 | 西安旭彤电子科技股份有限公司 | A kind of displacement transducer |
| CN207453704U (en) * | 2017-10-29 | 2018-06-05 | 温州华弘汽车锁系统有限公司 | A kind of automobile cabinet door lock |
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|---|---|---|---|---|
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| US6252394B1 (en) * | 1997-12-12 | 2001-06-26 | L'electricfil Industrie | Rotary movement sensor equipped with means of assembly with a drive shaft designed to minimize the effects of a misalignment in the connection |
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| CN103557317A (en) * | 2013-08-15 | 2014-02-05 | 宁波高发汽车控制系统股份有限公司 | Electronic shift transfer |
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| Publication number | Publication date |
|---|---|
| CN109341636B (en) | 2024-03-12 |
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