CN212785134U - Torque-adjustable permanent magnet driver - Google Patents
Torque-adjustable permanent magnet driver Download PDFInfo
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- CN212785134U CN212785134U CN202021752050.2U CN202021752050U CN212785134U CN 212785134 U CN212785134 U CN 212785134U CN 202021752050 U CN202021752050 U CN 202021752050U CN 212785134 U CN212785134 U CN 212785134U
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Abstract
The utility model provides an adjustable moment of torsion permanent magnetism driver. The utility model comprises a conductor disc and a permanent magnetic disc; the conductor discs are a left conductor disc and a right conductor disc which are arranged in parallel and connected through a support frame; the permanent magnet disc is rotatably arranged between the left conductor disc and the right conductor disc, a plurality of slideways are arranged in the permanent magnet disc along the radius direction of the permanent magnet disc, an elastic element is arranged at one end of each slideway on the permanent magnet disc, the other end of each elastic element is connected with a permanent magnet, and an adjusting element is arranged on the permanent magnet disc in the circumferential direction. The utility model changes the position of the permanent magnet in the radius direction of the permanent magnet disc through the adjusting element, and further changes the acting radius of the coupling magnetic field, thereby realizing the controllable adjustment of the output torque; the permanent magnet driver has the advantages of simple structure, soft start function, capability of setting and adjusting the driving torque according to the working condition requirement, convenience in torque adjustment, small occupied space, convenience in assembly, low cost, stability in operation, no abrasion to parts, no maintenance and good use performance.
Description
Technical Field
The utility model relates to a technical field of permanent magnet transmission device especially indicates an adjustable moment of torsion permanent magnet transmission ware.
Background
In the actual production and processing process, a plurality of devices are provided, and the torque and the rotating speed (power) of the devices need to be adjusted intermittently (infrequently) under the condition that the output rotating speed of the power machine is not changed according to the conditions of the production and the devices; for example: the cooling water pump of power plant needs to adjust the water supply according to different seasons. At present, the common solution to this problem is to add a speed regulating device between the equipment and the power machine, for example: a hydraulic coupler, a magnetic speed regulator, a permanent magnet driver and the like.
These speed adjusting devices are, for example: a permanent magnet driver, also called a permanent magnet speed regulator, mainly comprises three components, namely a permanent magnet rotor, a conductor rotor and a speed regulating mechanism. The permanent magnet speed regulator changes the coupling effective part of the permanent magnet rotor and the conductor rotor by adjusting the relative position of the cylindrical permanent magnet rotor and the cylindrical conductor rotor in the axial direction, so that the torque transmitted between the permanent magnet rotor and the conductor rotor can be changed, and repeatable, adjustable and controllable output torque and rotating speed can be realized, thereby realizing the purposes of speed regulation and energy conservation.
In the prior art, the speed regulating device has the advantages of complex structure, large volume, large occupied space and high manufacturing cost; moreover, the method for changing the torque transmitted between the permanent magnet rotor and the conductor rotor by adjusting the relative positions of the cylindrical permanent magnet rotor and the cylindrical conductor rotor in the axial direction also has the problems that the adjusting method is complicated, the use is inconvenient, the operation is unstable, and the damage to equipment is large; in addition, the speed regulating device is frequently maintained regularly and has high use cost.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an adjustable moment of torsion permanent magnetism driver aims at solving among the prior art problem that permanent magnetism driver structure is complicated, the moment of torsion is adjusted inconveniently and the operation is unstable.
In order to solve the technical problem, the technical scheme of the utility model is so realized:
the utility model discloses an adjustable torque permanent magnet driver, which comprises a conductor disc and a permanent magnet disc; the conductor discs are a left conductor disc and a right conductor disc which are arranged in parallel and connected through a support frame, and the support frame is a plurality of blocks and is uniformly distributed along the circumferential direction of the left conductor disc and the right conductor disc; the permanent magnetic disk rotates set up in left side conductor dish with between the right side conductor dish, the inside of permanent magnetic disk is equipped with a plurality of slides along its radius direction, on the permanent magnetic disk the one end of slide is equipped with elastic element, elastic element's the other end is connected with the permanent magnet, be equipped with adjusting element in the circumference of permanent magnetic disk, be used for adjusting the permanent magnet is in position in the slide.
As a preferred embodiment, the adjusting element comprises an adjusting handle located on the circumferential direction of the permanent magnet and an adjusting rod connected with the adjusting handle and extending to the inside of the slideway along the radius direction of the permanent magnet disk.
In a preferred embodiment, the adjusting element is an adjusting screw, and the adjusting screw is in threaded connection with the permanent magnet disc to adjust the position of the permanent magnet in the slide way.
As a preferred embodiment, the elastic element is an adjusting spring.
In a preferred embodiment, the number of the slide ways is 9 and the slide ways are uniformly distributed along the circumferential direction of the permanent magnet disc.
As a preferred embodiment, an output flange is connected to the center of the permanent magnet disk, the output flange includes a second flange cover and a second flange pipe, the second flange cover is connected to the permanent magnet disk through a plurality of connecting bolts, a second flange hole communicated with the second flange pipe is formed in the permanent magnet disk, the plurality of connecting bolts are uniformly distributed along the circumferential direction of the second flange hole, and a through hole through which the second flange pipe penetrates is formed in the right conductor disk.
As a preferred embodiment, the support frame comprises a left support seat, a right support seat and a connecting block for connecting the left support seat and the right support seat.
As a preferred embodiment, the left support seat comprises a left seat body and a left transition body, the right support seat comprises a right seat body and a right transition body, the left seat body and the right seat body are both in a rectangular shape, and the left transition body and the right transition body are both in a quadrangular frustum shape.
In a preferred embodiment, the left conductor disc is connected with the left support seat through a bolt, and the right conductor disc is also connected with the right support seat through a bolt.
As a preferred embodiment, an input flange is connected to a circle center of the left conductor disc, the input flange includes a first flange cover and a first flange pipe, the first flange cover is connected to the left conductor disc through a plurality of positioning bolts, a first flange hole communicated with the first flange pipe is formed in the left conductor disc, and the plurality of positioning bolts are uniformly distributed along a circumferential direction of the first flange hole.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model arranges the permanent magnet in the slide way inside the permanent magnet disc, one end of the permanent magnet is connected with one end of the slide way through the elastic element, the other end of the permanent magnet is a free end, and the permanent magnet disc is circumferentially provided with the adjusting element; the position of the permanent magnet in the inner slide way of the permanent magnet disc is changed through the adjusting element, so that the position in the radius direction is changed, the acting radius of the coupling magnetic field is further changed, and the adjustment of the output torque is realized; when the permanent magnet driver is in a non-working state, the free end of the permanent magnet is not in contact with or connected with the adjusting element, and the permanent magnet slowly keeps away from the circle center of the permanent magnet disc and gradually approaches the adjusting element under the action of the elastic element along with the increase of the rotating speed of the permanent magnet disc in the starting process of the permanent magnet driver until the free end of the permanent magnet abuts against the adjusting element, so that the set torque is achieved; the permanent magnet driver has the advantages of simple structure, small starting current, soft starting function, slow and soft starting process, no influence on output equipment, setting and adjusting transmission torque according to working condition requirements, convenient torque adjustment, small volume, small occupied space, convenient assembly, low cost, stable operation, no abrasion to parts, no maintenance and good use performance.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic perspective view of an embodiment of a torque-adjustable permanent magnet actuator according to the present invention;
FIG. 2 is a schematic front view of the structure of FIG. 1;
fig. 3 is a side view of the permanent magnet disc of fig. 1;
fig. 4 is a schematic cross-sectional structural view of the permanent magnet disc of fig. 1;
in the figure: 1-an input flange; 2-left conductor disc; 3-right conductor disc; 4-permanent magnetic disk; 5-a support frame; 6-an adjustment element; 7-an output flange; 8-a permanent magnet; 9-a resilient element; 10-a slide; 11-connecting bolts.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1, fig. 2, fig. 3 and fig. 4, the present invention provides an adjustable torque permanent magnet actuator, which includes a conductor disc and a permanent magnet disc 4; the conductor disc comprises a left conductor disc 2 and a right conductor disc 3, the left conductor disc 2 and the right conductor disc 3 are arranged in parallel and connected through a support frame 5, a certain distance is arranged between the left conductor disc 2 and the right conductor disc 3, the support frame 5 comprises a plurality of blocks which are uniformly distributed along the circumferential direction of the left conductor disc 2 and the right conductor disc 3, and the support frame 5 is used for connecting the left conductor disc 2 and the right conductor disc 3; the permanent magnet disc 4 is rotatably arranged between the left conductor disc 2 and the right conductor disc 3, the permanent magnet disc 4 rotates under the driving action of the conductor discs, a plurality of slideways 10 are arranged in the permanent magnet disc 4 along the radius direction of the permanent magnet disc, an elastic element 9 is arranged at one end of each slideway 10 on the permanent magnet disc 4, the other end of each elastic element 9 is connected with a permanent magnet 8, an adjusting element 6 is arranged on the permanent magnet disc 4 in the circumferential direction, and the adjusting element 6 is used for adjusting the position of each permanent magnet 8 in each slideway 10; the permanent magnet 8 can do reciprocating linear motion in the slide way 10 along the radial direction of the permanent magnet disc 4, however, the permanent magnet 8 and the slide way 10 do not move relatively in the circumferential direction of the permanent magnet disc 4, and the permanent magnet 8 is tightly wrapped in the circumferential direction of the slide way 10.
In the utility model, the permanent magnet 8 is arranged in the slide way 10 in the permanent magnet disc 4, one end of the permanent magnet 8 is connected with one end of the slide way 10 through the elastic element 9, the other end of the permanent magnet 8 is a free end, and the adjusting element 6 is positioned at the other end of the slide way 10; the final position of the permanent magnet 8 in the slide way 10 in the permanent magnet disc 4 is changed through the adjusting element 6, so that the final position of the permanent magnet in the radius direction is changed, and the acting radius of the coupling magnetic field is changed, so that the adjustment of the output torque is realized; when the permanent magnet driver is in a non-working state, the free end of the permanent magnet 8 is not in contact with or connected with the adjusting element 6, and the permanent magnet 8 is slowly far away from the circle center of the permanent magnet disc 4 and gradually approaches the adjusting element 6 under the action of the elastic element 9 along with the increase of the rotating speed of the permanent magnet disc 4 in the starting process of the permanent magnet driver until the free end is abutted against the adjusting element 6, so that the set torque is achieved; the permanent magnet driver has the advantages of simple structure, small starting current, soft starting function, slow and soft starting process, no influence on output equipment, namely a working machine, setting and adjusting transmission torque according to working condition requirements, convenience in torque adjustment, small size, small occupied space, convenience in assembly, low cost, stability in operation, no abrasion to parts, no maintenance and good use performance.
Referring to fig. 3 and 4, as a preferred embodiment, the adjusting element 6 comprises an adjusting handle located on the circumference of the permanent magnet 8 and an adjusting rod connected with the adjusting handle and extending to the inside of the slideway 10 along the radius direction of the permanent magnet disk 4. The length of the adjusting rod in the slideway 10 can be adjusted through the adjusting handle, and one end of the adjusting rod, which is far away from the adjusting handle, is used for being abutted against the free end of the permanent magnet 8. Further, the adjusting element 6 is an adjusting screw, and the adjusting screw is connected with the permanent magnet disc 4 through threads so as to adjust the position of the permanent magnet 8 in the slide way 10. The adjusting element 6 is simple in structure and convenient to use. Typically, the elastic element 9 is an adjusting spring. The adjusting spring has good elastic deformation performance and is convenient to use. In this embodiment, fig. 3 depicts 9 slide ways 10, the number of the slide ways 10 is 9 and the slide ways are uniformly distributed along the circumferential direction of the permanent magnet disk 4, the number of the slide ways 10 is increased or decreased according to the actual working condition, and the number of the slide ways 10 may be other numbers.
Referring to fig. 1, 2 and 4, a conductor disc of the permanent magnet driver is connected with a motor, the conductor disc is connected with an output shaft of the motor, and the motor drives the conductor disc to rotate. Generally, the center of a circle of the left conductor disc 2 is connected with an input flange 1, the right conductor disc 3 is connected with the left conductor disc 2 through a support frame 5, the left conductor disc 2 and the right conductor disc 3 are connected into a whole, namely, a conductor disc, and an output shaft of the motor is connected with the input flange 1 of the conductor disc. Specifically, the input flange 1 includes a first flange cover and a first flange pipe, the first flange cover is connected with the left conductor disc 2 through a plurality of positioning bolts, a first flange hole communicated with the first flange pipe is arranged on the left conductor disc 2, and the plurality of positioning bolts are uniformly distributed along the circumferential direction of the first flange hole. The permanent magnetic disk 4 and the conductor disk are not contacted, and a certain gap is reserved and is called as an air gap; the motor drives the conductor disc to rotate, so that the permanent magnet disc 4 and the conductor disc rotate relatively to generate an induction coupling magnetic field, the interaction of the magnetic fields generates magnetic field force, friction-free power transmission is realized, and the conductor disc drives the permanent magnet disc 4 to rotate. The permanent magnetic disk 4 is connected with a working machine, namely output equipment, the permanent magnetic disk 4 is connected with an input shaft of the working machine, and the permanent magnetic disk 4 drives the working machine to rotate. Specifically, an output flange 7 is connected to the center of a circle of the permanent magnet disc 4, the output flange 7 comprises a second flange cover and a second flange pipe, the second flange cover is connected with the permanent magnet disc 4 through a plurality of connecting bolts 11, a second flange hole communicated with the second flange pipe is formed in the permanent magnet disc 4, the plurality of connecting bolts 11 are uniformly distributed along the circumferential direction of the second flange hole, and a through hole for the second flange pipe to penetrate out is formed in the right conductor disc 3; the permanent magnet disc 4 is connected with an input shaft of the working machine through an output flange 7.
Referring to fig. 1 and 2, as a preferred embodiment, the supporting frame 5 includes a left supporting seat, a right supporting seat, and a connecting block for connecting the left supporting seat and the right supporting seat. Support frame 5 is connected with left conductor dish 2 through left supporting seat, and support frame 5 is connected with right conductor dish 3 through right supporting seat, is connected through the connecting block between left supporting seat and the right supporting seat, and 5 firm in connection of support frame of this kind of setting, performance is good. Furthermore, the left support seat comprises a left seat body and a left transition body, the right support seat comprises a right seat body and a right transition body, the left seat body and the right seat body are arranged in a cuboid shape, and the left transition body and the right transition body are arranged in a quadrangular frustum shape; the left supporting seat and the right supporting seat are stable in structure and strong in supporting effect. In general, the left conductor plate 2 is connected with the left support seat through a bolt, and the right conductor plate 3 is also connected with the right support seat through a bolt; the left conductor disc 2 is provided with a bolt hole, the bolt hole is arranged along the axial direction of the left conductor disc 2, a bolt penetrates through the bolt hole to enter the inside of the left support seat and is in threaded connection with the left support seat, and the direction of the bolt is consistent with the length direction of the connecting block; similarly, the right conductor disc 3 is also provided with a bolt hole, the bolt hole is arranged along the axial direction of the right conductor disc 3, and a bolt penetrates through the bolt hole to enter the inside of the right support seat and is in threaded connection with the right support seat. The conductor disc is simple in structure, low in manufacturing cost, convenient to disassemble and convenient to overhaul and replace parts.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model arranges the permanent magnet 8 in the slide way 10 inside the permanent magnet disk 4, one end of the permanent magnet 8 is connected with one end of the slide way 10 through the elastic element 9, the other end of the permanent magnet 8 is a free end, and the other end of the slide way 10 is provided with the adjusting element 6; the position of the permanent magnet 8 in the slide way 10 in the permanent magnet disc 4 is changed through the adjusting element 6, so that the position in the radius direction is changed, the acting radius of the coupling magnetic field is changed, and the adjustment of the output torque is realized; when the permanent magnet driver is in a non-working state, the free end of the permanent magnet 8 is not in contact with or connected with the adjusting element 6, and the permanent magnet 8 is slowly far away from the circle center of the permanent magnet disc 4 and gradually approaches the adjusting element 6 under the action of the elastic element 9 along with the increase of the rotating speed of the permanent magnet disc 4 in the starting process of the permanent magnet driver until the free end of the permanent magnet is abutted against the adjusting element 6, so that the set torque is achieved; the permanent magnet driver has the advantages of simple structure, small starting current, soft starting function, slow and soft starting process, no influence on output equipment, setting and adjusting transmission torque according to working condition requirements, convenient torque adjustment, small volume, small occupied space, convenient assembly, low cost, stable operation, no abrasion to parts, no maintenance and good use performance.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. An adjustable torque permanent magnet actuator comprising:
the conductor discs are a left conductor disc and a right conductor disc respectively, the left conductor disc and the right conductor disc are arranged in parallel and connected through a support frame, and the support frame is a plurality of blocks and is uniformly distributed along the circumferential direction of the left conductor disc and the right conductor disc;
the permanent magnetic disk rotates set up in left side conductor dish with between the right side conductor dish, the inside of permanent magnetic disk is equipped with a plurality of slides along its radius direction, on the permanent magnetic disk the one end of slide is equipped with elastic element, elastic element's the other end is connected with the permanent magnet, be equipped with adjusting element in the circumference of permanent magnetic disk, adjusting element is used for adjusting the permanent magnet is in position in the slide.
2. The adjustable torque permanent magnet actuator of claim 1 wherein:
the adjusting element comprises an adjusting handle located on the circumferential direction of the permanent magnet and an adjusting rod connected with the adjusting handle and extending to the inside of the slide way along the radius direction of the permanent magnet disc.
3. The adjustable torque permanent magnet actuator of claim 2 wherein:
the adjusting element is an adjusting screw, and the adjusting screw is in threaded connection with the permanent magnet disc so as to adjust the position of the permanent magnet in the slide way.
4. The adjustable torque permanent magnet actuator of claim 3 wherein:
the elastic element is an adjusting spring.
5. The adjustable torque permanent magnet actuator of claim 1 wherein:
the slide is 9 and along the circumference evenly distributed of permanent magnetism dish.
6. The adjustable torque permanent magnet actuator of claim 1 wherein:
the permanent magnet disc is characterized in that an output flange is connected to the circle center of the permanent magnet disc and comprises a second flange cover and a second flange pipe, the second flange cover is connected with the permanent magnet disc through a plurality of connecting bolts, a second flange hole communicated with the second flange pipe is formed in the permanent magnet disc, the connecting bolts are evenly distributed along the circumferential direction of the second flange hole, and a through hole for the second flange pipe to penetrate out is formed in the right conductor disc.
7. The adjustable torque permanent magnet actuator according to any one of claims 1 to 6 wherein:
the support frame includes left supporting seat, right branch seat and connects left side supporting seat with the connecting block of right branch seat.
8. The adjustable torque permanent magnet actuator of claim 7 wherein:
the left side supporting seat includes left pedestal and left transition body, the right side supporting seat includes right pedestal and right transition body, left side pedestal with right side pedestal all is the setting of cuboid type, the left side transition body with the right side transition body all is the setting of four prismatic table types.
9. The adjustable torque permanent magnet actuator of claim 7 wherein:
the left conductor disc is connected with the left supporting seat through a bolt, and the right conductor disc is also connected with the right supporting seat through a bolt.
10. The adjustable torque permanent magnet actuator of claim 1 wherein:
the input flange is connected to the circle center of the left conductor disc and comprises a first flange cover and a first flange pipe, the first flange cover is connected with the left conductor disc through a plurality of positioning bolts, a first flange hole communicated with the first flange pipe is formed in the left conductor disc, and the plurality of positioning bolts are evenly distributed along the circumferential direction of the first flange hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021752050.2U CN212785134U (en) | 2020-08-20 | 2020-08-20 | Torque-adjustable permanent magnet driver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021752050.2U CN212785134U (en) | 2020-08-20 | 2020-08-20 | Torque-adjustable permanent magnet driver |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212785134U true CN212785134U (en) | 2021-03-23 |
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ID=75053882
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021752050.2U Active CN212785134U (en) | 2020-08-20 | 2020-08-20 | Torque-adjustable permanent magnet driver |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212785134U (en) |
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2020
- 2020-08-20 CN CN202021752050.2U patent/CN212785134U/en active Active
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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: 20220722 Address after: 014030 No. 8-03, rare earth street, Baotou Rare Earth Development Zone, Inner Mongolia Autonomous Region Patentee after: Baotou North zhongjiate Electric Co.,Ltd. Address before: 017200 room 105, Jiangsu Industrial Park Management Committee, aletengxire Town, ejinholo banner, Ordos City, Inner Mongolia Autonomous Region Patentee before: Inner Mongolia TuoCheng Transmission Technology Co.,Ltd. |
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| TR01 | Transfer of patent right |