CN112003450A - Electromagnetic variable damping controller - Google Patents
Electromagnetic variable damping controller Download PDFInfo
- Publication number
- CN112003450A CN112003450A CN202010773014.2A CN202010773014A CN112003450A CN 112003450 A CN112003450 A CN 112003450A CN 202010773014 A CN202010773014 A CN 202010773014A CN 112003450 A CN112003450 A CN 112003450A
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- China
- Prior art keywords
- damping
- electromagnetic
- shell
- torque
- rotating speed
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K49/00—Dynamo-electric clutches; Dynamo-electric brakes
- H02K49/02—Dynamo-electric clutches; Dynamo-electric brakes of the asynchronous induction type
- H02K49/04—Dynamo-electric clutches; Dynamo-electric brakes of the asynchronous induction type of the eddy-current hysteresis type
- H02K49/046—Dynamo-electric clutches; Dynamo-electric brakes of the asynchronous induction type of the eddy-current hysteresis type with an axial airgap
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
- H02K11/20—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for measuring, monitoring, testing, protecting or switching
- H02K11/21—Devices for sensing speed or position, or actuated thereby
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
- H02K11/20—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for measuring, monitoring, testing, protecting or switching
- H02K11/24—Devices for sensing torque, or actuated thereby
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
- H02K11/30—Structural association with control circuits or drive circuits
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Fluid-Damping Devices (AREA)
Abstract
The invention discloses an electromagnetic variable damping controller which comprises a control end and a damping generation end, wherein the control end is connected with the damping generation end, and the damping generation end comprises a base, a shell, an output shaft, an input shaft, an output support piece, an input support piece, an iron core, an electromagnetic coil, a copper disc and a rotating speed and torque measurer. The invention relates to the technical field of damping controllers, in particular to an electromagnetic variable damping controller which realizes variable damping control by using an electromagnetic damping effect, realizes real-time adjustment of the damping by controlling the current in an electromagnetic coil through a current controller, measures the torque and the rotating speed by a rotating speed torque measurer and then transmits the torque and the rotating speed to the current controller, corrects the current in the electromagnetic coil by the current controller, realizes accurate control of the damping, can meet the requirements of different damping controls and remotely controls the damping.
Description
Technical Field
The invention relates to the technical field of damping controllers, in particular to an electromagnetic variable damping controller.
Background
Compared with other rotary dampers, the electromagnetic variable damping controller has the characteristic that the damping size can be adjusted at any time, and is often applied to occasions for controlling the power performance of the rotary body. A rotary damper protected by japanese patent CN201180068692.8 realizes damping control of a rotary force using a viscous fluid property. After the mechanical structure design among the component parts is finished, the damping is determined and cannot be changed in real time according to needs, meanwhile, the relative motion and friction among the components can cause the damper to be damaged along with the increase of the working time to influence the performance, and extra noise or vibration can be brought by the mutual contact among the damping devices. In order to solve the above problems, an electromagnetic variable damping controller is proposed herein.
Disclosure of Invention
In order to solve the existing problems, the invention provides an electromagnetic variable damping controller which realizes variable damping control by using an electromagnetic damping effect, realizes real-time adjustment of the damping by controlling the current in an electromagnetic coil through a current controller, measures the torque and the rotating speed by a rotating speed and torque measurer, and then transmits the torque and the rotating speed to the current controller, and the current controller corrects the current in the electromagnetic coil, realizes accurate control of the damping, can meet the requirements of different damping controls, and remotely controls the damping.
The technical scheme adopted by the invention is as follows: the invention relates to an electromagnetic variable damping controller, which comprises a control end and a damping generating end, wherein the control end is connected with the damping generating end, the damping generating end comprises a base, a shell, an output shaft, an input shaft, an output support member, an input support member, an iron core, an electromagnetic coil, a copper disc and a rotating speed and torque measurer, the shell is arranged on the base, the output shaft transversely penetrates through one side of the shell, the output support member is arranged between the shell and the output shaft, the input shaft transversely penetrates through the other side of the shell, the input support member is arranged between the shell and the input shaft, a central shaft is arranged between the input shaft and the output shaft in a connecting manner, the copper disc is arranged in the shell and is fixedly arranged on the central shaft, the rotating speed and torque measurer is arranged on the inner wall of the shell, the iron core is fixedly arranged at the measuring end, the control end comprises a current controller and a control cable, the current controller is connected with the electromagnetic coil and the rotating speed and torque measurer through the control cable, the current controller controls the current in the electromagnetic coil to realize the control of the damping, and the current controller realizes the accurate control of the damping through the measurement information of the rotating speed and torque measurer.
Further, the control end still includes the host computer, be equipped with host computer interface on the current controller, the current controller passes through host computer interface and host computer connection, realizes remote control communication.
Further, the control cable includes a power line and a signal line.
Furthermore, the number of the iron cores is the same as that of the electromagnetic coils, and a plurality of groups are arranged, and the number of the electromagnetic coils and the number of the iron cores are set as required to meet the requirements of different damping controls.
Further, the input shaft is connected with a torque input end, and the output shaft is connected with a torque output end.
Further, the shell and the base are connected through screw connection and nail connection.
Furthermore, the copper disc and the central shaft are connected in a screwing mode, an adhesive bonding mode and a welding mode.
Further, the input shaft, the central shaft and the output shaft can be integrally connected.
The invention with the structure has the following beneficial effects: the electromagnetic variable damping controller comprises an electromagnetic coil, a magnetic field is generated after the electromagnetic coil is electrified, a copper disc moves in the electromagnetic field to generate damping torque due to an eddy current effect, the torque is in a proportional relation with the current in the electromagnetic coil and the rotating speed of the copper disc, the current passing through the electromagnetic coil can be controlled through a current controller, the damping torque can be adjusted under the condition that the rotating speed is not changed, in addition, a rotating speed torque measurer can measure the torque acting on the copper disc and the rotating speed of the copper disc, the measuring result is transmitted to the current controller to realize accurate control of the damping size, the current controller can be communicated with an upper computer through an upper computer interface, and remote control over the electromagnetic variable damping controller can be realized.
Drawings
Fig. 1 is a schematic diagram of the overall structure of an electromagnetic variable damping controller according to the present invention.
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention.
The damping device comprises a damping generation end 1, a control end 2, a damping generation end 3, a base 4, a shell 5, an output shaft 6, an input shaft 7, an output support piece 8, an input support piece 9, an iron core 10, an electromagnetic coil 11, a copper disc 12, a rotating speed and torque measurer 13, a current controller 14, a control cable 15, an upper computer interface 16 and a central shaft.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments; all other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1, the electromagnetic variable damping controller of the present invention comprises a control end 1 and a damping generating end 2, wherein the control end 1 is connected to the damping generating end 2, the damping generating end 2 comprises a base 3, a housing 4, an output shaft 5, an input shaft 6, an output support 7, an input support 8, an iron core 9, an electromagnetic coil 10, a copper disc 11 and a rotation speed and torque measuring device 12, the housing 4 is disposed on the base 3, the output shaft 5 transversely penetrates one side of the housing 4, the output support 7 is connected between the housing 4 and the output shaft 5, the input shaft 6 transversely penetrates the other side of the housing 4, the input support 8 is connected between the housing 4 and the input shaft 6, a central shaft 16 is connected between the input shaft 6 and the output shaft 5, the copper disc 11 is disposed in the housing 4 and fixed on the central shaft 16, the rotation speed and torque measuring device 12 is disposed on the inner wall of the housing 4, the iron core 9 is fixedly arranged at a measuring end of the rotating speed and torque measuring device 12, the electromagnetic coil 10 is wound on the iron core 9, the control end 1 comprises a current controller 13 and a control cable 14, the current controller 13 is connected with the electromagnetic coil 10 and the rotating speed and torque measuring device 12 through the control cable 14, the current controller 13 controls the current in the electromagnetic coil 10 to realize the control of damping, and the current controller 13 realizes the accurate control of damping through the measuring information of the rotating speed and torque measuring device 12.
The control end 1 further comprises an upper computer, an upper computer interface 15 is arranged on the current controller 13, and the current controller 13 is connected with the upper computer through the upper computer interface 15; the control cable 14 further includes a power line and a signal line; the number of the iron cores 9 is the same as that of the electromagnetic coils 10, and a plurality of groups are arranged; the input shaft 6 is connected with a torque input end, and the output shaft 5 is connected with a torque output end; the shell 4 and the base 3 are connected through screw connection and nail connection; the copper disc 11 and the central shaft 16 are in screwed connection, glued connection and welded connection; the input shaft 6, the central shaft 16 and the output shaft 5 can be integrally connected.
When the electromagnetic coil 10 is electrified, an electromagnetic field is generated, the copper disc 11 moves in the electromagnetic field, and a damping force is generated due to an eddy current effect; the rotating speed and torque measurer 12 can measure the torque on the iron core 9 and the rotating speed of the copper disc 11 and transmit the torque and the rotating speed to the current controller 13 through the control cable 14, then the current controller 13 calculates the damping size through the measuring result of the rotating speed and torque measurer 12 and compares the damping size with a set value, then the current in the electromagnetic coil 10 is controlled through the control cable 14 to realize the correction of the damping, and in addition, the upper computer is in two-way communication with the current controller 13 through the upper computer interface 15 to realize the remote control of the damping generation end 2. In addition, the current controller 13 can measure the rotation speed of the center shaft 16 by not energizing the electromagnetic coil 10 through the control cable 14.
The present invention and its embodiments have been described above, and the description is not intended to be limiting, and the drawings are only one embodiment of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the spirit and scope of the invention as defined by the appended claims.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Claims (8)
1. An electromagnetism becomes damping controller which characterized in that: the damping device comprises a control end and a damping generation end, wherein the control end is connected with the damping generation end, the damping generation end comprises a base, a shell, an output shaft, an input shaft, an output support piece, an input support piece, an iron core, an electromagnetic coil, a copper disc and a rotating speed and torque measurer, the shell is arranged on the base, the output shaft transversely penetrates through one side of the shell, the output support piece is connected between the shell and the output shaft, the input shaft transversely penetrates through the other side of the shell, the input support piece is connected between the shell and the input shaft, a central shaft is connected between the input shaft and the output shaft, the copper disc is arranged in the shell and fixedly arranged on the central shaft, the rotating speed and torque measurer is arranged on the inner wall of the shell, the iron core is fixedly arranged at a measuring end of the rotating speed and torque measurer, the electromagnetic coil is wound on, the current controller is connected with the electromagnetic coil and the rotating speed and torque measurer through a control cable, the current controller controls the current in the electromagnetic coil to realize the control of the damping, and the current controller realizes the accurate control of the damping through the measurement information of the rotating speed and torque measurer.
2. An electromagnetic variable damping controller according to claim 1, characterized in that: the control end still includes the host computer, be equipped with host computer interface on the current controller, the current controller passes through host computer interface and host computer connection.
3. An electromagnetic variable damping controller according to claim 1, characterized in that: the control cable includes a power line and a signal line.
4. An electromagnetic variable damping controller according to claim 1, characterized in that: the number of the iron cores is the same as that of the electromagnetic coils, and a plurality of groups are arranged.
5. An electromagnetic variable damping controller according to claim 1, characterized in that: the input shaft is connected with the torque input end, and the output shaft is connected with the torque output end.
6. An electromagnetic variable damping controller according to claim 1, characterized in that: the shell and the base are connected through screw connection and nail connection.
7. An electromagnetic variable damping controller according to claim 1, characterized in that: the copper disc and the central shaft are connected in a screwing mode, a bonding mode and a welding mode.
8. An electromagnetic variable damping controller according to claim 1, characterized in that: the input shaft, the central shaft and the output shaft can be connected in an integrated manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010773014.2A CN112003450A (en) | 2020-08-04 | 2020-08-04 | Electromagnetic variable damping controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010773014.2A CN112003450A (en) | 2020-08-04 | 2020-08-04 | Electromagnetic variable damping controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112003450A true CN112003450A (en) | 2020-11-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010773014.2A Pending CN112003450A (en) | 2020-08-04 | 2020-08-04 | Electromagnetic variable damping controller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112003450A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11815151B2 (en) | 2022-06-30 | 2023-11-14 | Harbin Institute Of Technology, Shenzhen | Vibration control device integrating passive control, semi-active control and active control |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60102870A (en) * | 1983-11-07 | 1985-06-07 | Japanese National Railways<Jnr> | Eddy current brake device |
| CN101758778A (en) * | 2010-02-05 | 2010-06-30 | 江苏大学 | Current vortex retarder, generation/start integrated system and control method thereof |
| CN202071705U (en) * | 2011-05-26 | 2011-12-14 | 华中科技大学 | Eddy current retarder with big braking torque |
-
2020
- 2020-08-04 CN CN202010773014.2A patent/CN112003450A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60102870A (en) * | 1983-11-07 | 1985-06-07 | Japanese National Railways<Jnr> | Eddy current brake device |
| CN101758778A (en) * | 2010-02-05 | 2010-06-30 | 江苏大学 | Current vortex retarder, generation/start integrated system and control method thereof |
| CN202071705U (en) * | 2011-05-26 | 2011-12-14 | 华中科技大学 | Eddy current retarder with big braking torque |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11815151B2 (en) | 2022-06-30 | 2023-11-14 | Harbin Institute Of Technology, Shenzhen | Vibration control device integrating passive control, semi-active control and active control |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20201127 |
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| RJ01 | Rejection of invention patent application after publication |