CN220822136U - Conductive slip ring structure of integrated Hall sensor - Google Patents
Conductive slip ring structure of integrated Hall sensor Download PDFInfo
- Publication number
- CN220822136U CN220822136U CN202322619109.0U CN202322619109U CN220822136U CN 220822136 U CN220822136 U CN 220822136U CN 202322619109 U CN202322619109 U CN 202322619109U CN 220822136 U CN220822136 U CN 220822136U
- Authority
- CN
- China
- Prior art keywords
- stator
- center shaft
- conductive
- magnet
- conductive center
- 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.)
- Active
Links
- 230000005540 biological transmission Effects 0.000 claims abstract description 7
- 238000005259 measurement Methods 0.000 abstract description 5
- 230000005355 Hall effect Effects 0.000 description 4
- 238000009434 installation Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Landscapes
- Transmission And Conversion Of Sensor Element Output (AREA)
Abstract
The utility model provides a conductive slip ring structure of an integrated Hall sensor, which belongs to the technical field of conductive slip rings and comprises a stator, a conductive center shaft, a magnet and a Hall chip. The stator is provided with a cavity along the axial direction; the stator is connected with the fixed end; the conductive center shaft penetrates through the cavity, and two ends of the conductive center shaft are respectively and rotatably connected with two ends of the stator; the conductive center shaft is in transmission connection with the rotating body; the magnet is fixedly arranged at one end of the conductive center shaft and is positioned on the center axis of the conductive center shaft; or the magnet is erected outside one end of the stator and is positioned on the central axis of the stator; the Hall chip is erected outside one end of the stator and is positioned on the central axis of the stator; or the Hall chip is fixedly arranged at one end of the conductive center shaft and is positioned on the center axis of the conductive center shaft; the Hall chip is opposite to the magnet, and rotation information of the conductive center shaft is obtained through the Hall chip. The device simplifies the structure of the conductive slip ring and realizes the measurement of angle and speed.
Description
Technical Field
The utility model relates to the technical field of conductive slip rings, in particular to a conductive slip ring structure of an integrated Hall sensor.
Background
In some industrial application fields of the conductive slip ring, not only the conductive slip ring is required to perform rotation power supply and signal transmission, but also the rotation angle or speed is required to be measured, and it is common practice to integrate an encoder product inside the conductive slip ring to realize angle or speed measurement.
However, the above structure has a certain technical problem: the installation and positioning structure of the encoder integrated in the conductive slip ring is complex and huge, occupies the internal space of the conductive slip ring, and has larger structural size, so that the maintenance is difficult and the cost is high.
Disclosure of utility model
In order to solve the technical problems of simplifying the structure of the conductive slip ring and realizing the measurement of the angle or the speed, the utility model provides the following technical scheme:
an electrically conductive slip ring structure of an integrated hall sensor, comprising:
a stator having a cavity along an axis direction; the stator is connected with the fixed end;
The conductive center shaft penetrates through the cavity, and two ends of the conductive center shaft are respectively and rotatably connected with two ends of the stator; the conductive center shaft is in transmission connection with the rotating body;
The magnet is fixedly arranged at one end of the conductive center shaft and is positioned on the center axis of the conductive center shaft; or, the magnet is erected outside one end of the stator and is positioned on the central axis of the stator;
The Hall chip is erected on the outer side of one end of the stator and is positioned on the central axis of the stator; or, the Hall chip is fixedly arranged at one end of the conductive center shaft and is positioned on the center axis of the conductive center shaft; the Hall chip is opposite to the magnet, and rotation information of the conductive center shaft is obtained through the Hall chip.
Preferably, a bracket is fixedly arranged at the end part of the stator, and a circuit board of the Hall chip is erected and fixedly arranged on the bracket.
Preferably, a bearing seat is fixed at one end of the conductive center shaft, and the bearing seat is rotationally connected with one end of the stator through a bearing; the center of the bearing seat is fixedly embedded with a magnet shaft, and the magnet is fixedly arranged at one end part outside the axial cavity of the magnet.
Preferably, the other end of the conductive center shaft is rotatably connected with the stator through a bearing.
Preferably, a shell is sleeved outside the stator and fixedly connected with the stator, the other end of the conductive center shaft penetrates out of the cavity of the stator, and a rotor flange is fixedly connected with the stator; the rotor flange is fixedly connected with the rotating body.
The utility model has the beneficial effects that:
The utility model provides a conductive slip ring structure of an integrated Hall sensor, which is directly integrated with the Hall sensor for angle measurement, has compact overall structure and smaller size, reduces the height of the whole product and compresses the installation space. The structure utilizes the non-contact induction measurement angle of the Hall sensor, reduces the requirement on the sealing grade of the product, and is more suitable for severe industrial environment.
Drawings
Fig. 1 is a cross-sectional view of the whole structure of a conductive slip ring structure of an integrated hall sensor according to an embodiment of the present utility model.
In the figure, 1, a stator; 2. a conductive center shaft; 3. a bearing seat; 4. a bracket; 5. a circuit board; 6. a Hall chip; 7. a magnet; 8. a magnet shaft; 9. a housing; 10. and a rotor flange.
Detailed Description
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
Example 1
The conductive slip ring structure of the integrated Hall sensor, as shown in figure 1, comprises a stator 1, a conductive center shaft 2, a magnet 7 and a Hall chip 6.
The stator 1 has a cavity along the axial direction; the stator 1 is connected with the stationary end of the device. The conductive center shaft 2 passes through the cavity, and two ends of the conductive center shaft are respectively and rotatably connected with two ends of the stator 1; the conductive center shaft 2 is in transmission connection with the rotating body; the magnet 7 is fixedly arranged at one end of the conductive center shaft 2 and is positioned on the center axis of the conductive center shaft 2; the Hall chip 6 is erected on the outer side of one end of the stator 1 and is positioned on the central axis of the stator 1; the hall chip 6 is opposite to the magnet 7, and the angle and the speed of the conductive center shaft 2 during rotation are obtained through the hall chip 6. The hall chip 6 is based on the principle of operation of the hall effect, and is able to detect the rotational speed of a rotating object by measuring the change in the magnetic field. Hall effect is a quantum phenomenon based on the flow of electrons, which are deflected in a magnetic field while creating a potential difference in a direction perpendicular to the magnetic field, and is called hall effect. By utilizing this effect, the change of the magnetic field on the conductive center shaft 2, i.e. the rotating object, is measured by introducing the hall chip 6 at the stator end, thereby obtaining a rotation speed signal.
Preferably, in order to stabilize the hall chip 6, the end of the stator 1 is fixedly provided with a bracket 4, and a circuit board 5 of the hall chip 6 is fixedly arranged on the bracket 4. A bearing seat 3 is fixed at one end of the conductive center shaft 2, and the bearing seat 3 is rotationally connected with one end of the stator 1 through a bearing; the center of the bearing seat 3 is fixedly embedded with a magnet shaft 8, the magnet 7 is fixedly arranged at one end part of the magnet shaft 8 towards the outer side of the cavity, and the other end of the conductive center shaft 2 is rotationally connected with the stator 1 through a bearing. The structure stably erects the Hall chip 6 and the magnet 7, and simultaneously, the Hall chip 6 and the magnet 7 are always accurately opposite in the rotating process of the rotating body.
In addition, the outer part of the stator 1 is sleeved with a shell 9 and fixedly connected with the stator 1, the other end of the conductive center shaft 2 penetrates out of the cavity of the stator 1 and is fixedly connected with a rotor flange 10; the rotor flange 10 is fixedly connected with the rotating body, so that the whole transmission is more stable. According to the structure, the stator 1 and the two ends of the conductive center shaft 2 are erected through the bearings, so that an erecting mode of a cantilever beam is avoided, the stability of integral transmission is improved, and the detection accuracy is improved. The device adopts the mode of support 4 to set up hall element, has replaced conventional encoder, has compressed overall structure, is convenient for dismouting maintenance simultaneously.
Example 2
The utility model provides an integrated hall sensor's conductive slip ring structure, includes stator 1, conductive axis 2, magnet 7 and hall chip 6.
The stator 1 has a cavity along the axial direction; the stator 1 is connected with the equipment fixed end;
The conductive center shaft 2 passes through the cavity, and two ends of the conductive center shaft are respectively and rotatably connected with two ends of the stator 1; the conductive center shaft 2 is in transmission connection with the rotating body; the magnet 7 is arranged outside one end of the stator 1 and is positioned on the central axis of the stator 1; the Hall chip 6 is fixedly arranged at one end of the conductive center shaft 2 and is positioned on the center axis of the conductive center shaft 2; the hall chip 6 is opposite to the magnet 7, and rotation information of the conductive center shaft 2 is obtained through the hall chip 6. The end of the stator 1 is fixedly provided with a bracket 4, and a magnet 7 is erected and fixedly arranged on the bracket 4. A bearing seat 3 is fixed at one end of the conductive center shaft 2, and the bearing seat 3 is rotationally connected with one end of the stator 1 through a bearing; the hall chip 6 and the circuit board 5 are fixedly arranged at one end part of the bearing seat 3 towards the outer side of the cavity. The other end of the conductive center shaft 2 is rotationally connected with the stator 1 through a bearing. The outer part of the stator 1 is sleeved with a shell 9 and fixedly connected with the stator 1, the other end of the conductive center shaft 2 penetrates out of the cavity of the stator 1 and is fixedly connected with a rotor flange 10; the rotor flange 10 is fixedly connected with the rotating body.
The above embodiment takes the hall chip 6 and the circuit board 5 thereof as a synchronous rotating component with the rotating body, and obtains the rotating speed signal through the hall effect.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.
Claims (5)
1. An electrically conductive sliding ring structure of integrated hall sensor, characterized by comprising:
A stator (1) having a cavity in an axial direction; the stator (1) is connected with the equipment fixed end;
The conductive center shaft (2) passes through the cavity, and two ends of the conductive center shaft are respectively and rotatably connected with two ends of the stator (1); the conductive center shaft (2) is in transmission connection with the rotating body;
The magnet (7) is fixedly arranged at one end of the conductive center shaft (2) and is positioned on the center axis of the conductive center shaft (2); or, the magnet (7) is erected at one end of the stator (1) and is positioned on the central axis of the stator (1);
The Hall chip (6) is erected at one end of the stator (1) and is positioned on the central axis of the stator (1); or, the Hall chip (6) is fixedly arranged at one end of the conductive center shaft (2) and is positioned on the center axis of the conductive center shaft (2); the Hall chip (6) is opposite to the magnet (7), and rotation information of the conductive center shaft (2) is obtained through the Hall chip (6).
2. The conductive slip ring structure of the integrated hall sensor according to claim 1, wherein a bracket (4) is fixedly arranged at the end part of the stator (1), and a circuit board (5) of the hall chip (6) is fixedly arranged on the bracket (4) in an erection manner.
3. The conductive slip ring structure of the integrated hall sensor according to claim 1, wherein a bearing seat (3) is fixed at one end of the conductive center shaft (2), and the bearing seat (3) is rotatably connected with one end of the stator (1) through a bearing; the center of the bearing seat (3) is fixedly embedded with a magnet shaft (8), and the magnet (7) is fixedly arranged at one end part of the magnet shaft (8) towards the outer side of the cavity.
4. The conductive slip ring structure of the integrated hall sensor according to claim 1, wherein the other end of the conductive center shaft (2) is rotatably connected with the stator (1) through a bearing.
5. The conductive slip ring structure of the integrated Hall sensor according to claim 1, wherein a shell (9) is sleeved outside the stator (1) and is fixedly connected with the stator (1), the other end of the conductive center shaft (2) penetrates out of a cavity of the stator (1), and a rotor flange (10) is fixedly connected with the conductive center shaft; the rotor flange (10) is fixedly connected with the rotating body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322619109.0U CN220822136U (en) | 2023-09-26 | 2023-09-26 | Conductive slip ring structure of integrated Hall sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322619109.0U CN220822136U (en) | 2023-09-26 | 2023-09-26 | Conductive slip ring structure of integrated Hall sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220822136U true CN220822136U (en) | 2024-04-19 |
Family
ID=90705608
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322619109.0U Active CN220822136U (en) | 2023-09-26 | 2023-09-26 | Conductive slip ring structure of integrated Hall sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220822136U (en) |
-
2023
- 2023-09-26 CN CN202322619109.0U patent/CN220822136U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101846531B (en) | Multipole combined-type magnetic encoder | |
| CN111811546B (en) | Electromagnetic encoder for generating magnetism by electrified coil and resolving method thereof | |
| CN212278098U (en) | High-precision combined transmission device | |
| WO2023221953A1 (en) | High-precision multi-antipode magnetoelectric encoder | |
| CN201237606Y (en) | Permanent magnet type rotating angular acceleration sensor | |
| CN220822136U (en) | Conductive slip ring structure of integrated Hall sensor | |
| CN202814332U (en) | Contactless angle displacement sensor | |
| CN210922654U (en) | Magnetoelectric encoder based on giant magnetoresistance effect | |
| CN115632533B (en) | Permanent magnet synchronous motor magnetic variable real-time monitoring device and monitoring method | |
| CN219865905U (en) | Electric vortex sensor integrated structure of pure electromagnetic radial magnetic bearing | |
| CN208606704U (en) | A kind of Hall angular transducer | |
| CN207819722U (en) | A kind of EPS position of rotor of brushless motor sensor | |
| CN216625523U (en) | Motor and electric bicycle | |
| CN109323861A (en) | Radial type high-temperature superconducting magnetic suspension bearing performance testing device and testing platform | |
| CN213367583U (en) | Outer rotor permanent magnet synchronous servo motor and integrated electric roller | |
| CN113465801A (en) | Non-contact magnetic coupling torque sensor | |
| CN207163475U (en) | A kind of magnetic absolute angle sensor | |
| CN208902410U (en) | Superconducting bearing performance test system | |
| CN215952827U (en) | Non-contact magnetic coupling torque sensor | |
| WO2018192561A1 (en) | Vehicle and angular travel electric control actuator | |
| CN112066870A (en) | Agricultural machinery steering angle measuring device | |
| CN115912801B (en) | Device and method for detecting rotor position of direct-current brushless motor | |
| CN217060280U (en) | Magnetic damping effect mechanical wind direction sensor | |
| CN210629315U (en) | Small permanent magnet synchronous motor | |
| CN215300451U (en) | Internal magnetic position feedback structure for brushless motor |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |