CN212183376U - Permanent magnet coupler - Google Patents
Permanent magnet coupler Download PDFInfo
- Publication number
- CN212183376U CN212183376U CN202020823844.7U CN202020823844U CN212183376U CN 212183376 U CN212183376 U CN 212183376U CN 202020823844 U CN202020823844 U CN 202020823844U CN 212183376 U CN212183376 U CN 212183376U
- Authority
- CN
- China
- Prior art keywords
- permanent magnet
- disc
- heat dissipation
- magnetic shielding
- power connector
- 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.)
- Expired - Fee Related
Links
- 230000017525 heat dissipation Effects 0.000 claims abstract description 33
- 230000008878 coupling Effects 0.000 claims abstract description 27
- 238000010168 coupling process Methods 0.000 claims abstract description 27
- 238000005859 coupling reaction Methods 0.000 claims abstract description 27
- 230000005389 magnetism Effects 0.000 claims description 13
- 229910000838 Al alloy Inorganic materials 0.000 claims description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 5
- 238000005266 casting Methods 0.000 claims description 5
- 229910052802 copper Inorganic materials 0.000 claims description 5
- 239000010949 copper Substances 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 description 5
- 230000003014 reinforcing effect Effects 0.000 description 4
- 230000033228 biological regulation Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009351 contact transmission Effects 0.000 description 1
- 230000005674 electromagnetic induction Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 230000009347 mechanical transmission Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
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- Dynamo-Electric Clutches, Dynamo-Electric Brakes (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
A permanent magnet coupler is characterized in that at least 4 sliding shaft sleeves are uniformly arranged on a power connector along the circumferential direction, a coupling driving disc is sleeved on the power connector, a connecting casing is arranged on one side end face of the coupling driving disc, a first magnet fixing disc, a first adjusting moment limiting disc and a first driving heat dissipation fan are sequentially arranged on the power connector and the sliding shaft sleeves in the connecting casing, a first permanent magnet and a first magnetic shielding casing are arranged on the first magnet fixing disc, the first permanent magnet is arranged in the first magnetic shielding casing, a first permanent magnet radiator is arranged on the first magnetic shielding casing, a second magnet fixing disc, a second adjusting moment limiting disc and a second driving heat dissipation fan are sequentially arranged on the other side of the coupling driving disc and the sliding shaft sleeves, a second permanent magnet and a second magnetic shielding casing are arranged on the second magnet fixing disc, and the second permanent magnet is arranged in the second magnetic shielding casing, the second magnetic shielding shell is provided with a second permanent magnet radiator, and the connecting shell is provided with a load connecting head.
Description
Technical Field
The utility model belongs to the technical field of transmission, concretely relates to magnetic coupling ware.
Background
The magnetic coupler utilizes the mutual coupling of the permanent magnetic field and the induction magnetic field to transmit torque, the unique non-contact transmission can effectively reduce the problems of noise, vibration, friction and abrasion and the like in the traditional mechanical transmission, the service life of a transmission device is greatly prolonged, and besides, the magnetic coupler also has the functions of energy conservation and environmental protection. The existing magnetic coupler in the market has two problems, one is that the heat dissipation is insufficient, so that the equipment cannot run for a long time; secondly, the high-speed operation reliability is not high, and the transmission efficiency is low.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that overcome current magnetic coupling's shortcoming provides a permanent magnet coupling reasonable in design, simple structure, heat-sinking capability are strong, work efficiency is high.
The technical scheme for solving the technical problems is as follows: the middle part of the outer side wall of the power connector is radially processed with a boss, at least 4 sliding shaft sleeves are uniformly arranged on the boss surface of the boss along the circumferential direction, a coupling driving disc is sleeved on the boss of the power connector, a gap is reserved between the coupling driving disc and the boss of the power connector, the thickness of the coupling driving disc is smaller than that of the boss of the power connector, a connecting shell is arranged on one side end face of the coupling driving disc, a heat dissipation channel a is processed on the connecting shell, a first magnet fixing disc, a first adjusting moment limiting disc and a first driving heat dissipation fan are sequentially arranged on the power connector and the sliding shaft sleeves in the connecting shell, a first permanent magnet and a first magnetic shielding shell are arranged on the first magnet fixing disc, the first permanent magnet is positioned in the first magnetic shielding shell, a first permanent magnet radiator is arranged on the first magnetic shielding shell, a second magnet fixing disc is sequentially arranged, Second regulation limit square dish, second drive heat dissipation fan are provided with second permanent magnet and second magnetism shielding casing on the second magnet fixed disk, and the second permanent magnet is located second magnetism shielding casing, is provided with second permanent magnet radiator on the second magnetism shielding casing, connects to be provided with the load connector on the casing.
As a preferable technical scheme, copper sleeves are arranged between the first magnet fixing disc and the sliding shaft sleeve and between the second magnet fixing disc and the sliding shaft sleeve.
As a preferred technical scheme, the connecting shell is an aluminum alloy casting connecting shell.
As a preferred technical scheme, the first permanent magnet radiator and the second permanent magnet radiator have the same structure, the first permanent magnet radiator is an annular mounting plate, radiating fins which are uniformly distributed are vertically arranged along the circumferential direction, and an included angle between every two adjacent radiating fins is 5 degrees or 6 degrees.
As a preferable technical solution, the geometric shape of the heat sink is a trapezoid.
As an optimal technical scheme, the first driving heat dissipation fan and the second driving heat dissipation fan are the same in structure, the first driving heat dissipation fan is structurally characterized in that 4-8 uniformly distributed rectangular blades are arranged on the outer side wall of the fan fixing flange along the circumferential direction, and annular reinforcing plates are arranged at the end parts of the blades.
As a preferable technical scheme, an included angle between the plane where the blades are located and the central axis of the fan fixing flange is 50-55 degrees.
The utility model has the advantages as follows:
the utility model discloses first permanent magnetism radiator and second permanent magnetism radiator's trapezoidal fin disperses from inside to outside and arranges, increases heat radiating area, and simultaneously, first drive heat dissipation fan and second drive heat dissipation fan are the initiative heat dissipation when equipment operation, have improved heat-conduction efficiency, guarantee effective magnetic field utilization ratio maximize, reduce the consumption of electric power resource, improve transmission efficiency. The utility model discloses an aluminum alloy casting connects casing has improved the rigidity and the intensity of equipment, has improved the utility model discloses a reliability, aluminum alloy casting connects casing and coupling driving-disc directly associative, has simple to operate's advantage.
Drawings
Fig. 1 is a front view of the present invention.
Fig. 2 is a sectional view B-B of fig. 1.
Fig. 3 is a perspective view of the present invention.
Fig. 4 is a schematic structural diagram of the first permanent magnet heat sink 2 in fig. 2.
Fig. 5 is a schematic structural diagram of the first driving heat dissipation fan 8 in fig. 2.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples, but the present invention is not limited to the following embodiments.
In fig. 1 to 3, the permanent magnet coupler of this embodiment is formed by connecting a power connector 1, a first permanent magnet heat sink 2, a first magnetic shielding case 3, a first magnet fixing disc 4, a connecting casing 5, a load connecting head 6, a first adjusting moment limiting disc 7, a first driving heat dissipation fan 8, a sliding shaft sleeve 9, a coupling driving disc 10, a second magnet fixing disc 11, a second magnetic shielding case 12, a second permanent magnet heat sink 13, a second driving heat dissipation fan 14, a second adjusting moment limiting disc 15, a second permanent magnet 16, a first permanent magnet 17, and a copper sleeve 18.
The middle part of the outer side wall of the power connector 1 is radially processed with a boss, 12 sliding shaft sleeves 9 which are uniformly distributed are uniformly arranged on the boss table surface along the circumferential direction, the axis of each sliding shaft sleeve 9 is parallel to the axis of the power connector 1, a coupling driving disk 10 is sleeved on the boss of the power connector 1, a gap is left between the coupling driving disk 10 and the boss of the power connector 1, the thickness of the coupling driving disk 10 is smaller than that of the boss of the power connector 1, one side end face of the coupling driving disk 10 is fixedly connected with a connecting shell 5 through a threaded fastening connecting piece, the connecting shell 5 is an aluminum alloy casting connecting shell 5 and is used for improving the rigidity and the strength of equipment, a heat dissipation channel a is processed on the connecting shell 5 and is used for improving the heat dissipation efficiency, and a first magnet fixing disk 4, a first adjusting moment limiting disk 7, a second moment limiting, A first driving heat radiation fan 8, a copper sleeve 18 is arranged between a first magnet fixed disk 4 and a sliding shaft sleeve 9, the copper sleeve 18 is used for reducing friction, a first permanent magnet 17 and a first magnetic shielding shell 3 are arranged on the first magnet fixed disk 4, the first permanent magnet 17 is positioned in the first magnetic shielding shell 3, a first permanent magnet radiator 2 is fixedly connected on the first magnetic shielding shell 3 by a threaded fastening connecting piece, the first permanent magnet radiator 2 is structurally characterized in that trapezoidal radiating fins which are uniformly distributed are vertically arranged on an annular mounting plate along the circumferential direction, the included angle between two adjacent radiating fins is 5 degrees or 6 degrees, as shown in figure 4, a second magnet fixed disk 11, a second adjusting moment limiting disk 15 and a second driving heat radiation fan 14 are sequentially arranged on the other side power connector 1 of a coupling driving disk 10 and the sliding shaft sleeve 9, a second permanent magnet 16 and a second magnetic shielding shell 12 are arranged on the second magnet fixed disk 11, the second permanent magnet 16 is located the second magnetism shielding shell 12, there is second permanent magnet radiator 13 with screw fastening connecting piece fixed mounting on the second magnetism shielding shell 12, install load connector 6 on the connecting casing 5, second magnet fixed disk 11, second regulation limit square dish 15, second drive heat dissipation fan 14, second permanent magnet 16, second magnetism shielding shell 12, second permanent magnet radiator 13 and first magnet fixed disk 4, first regulation limit square dish 7, first drive heat dissipation fan 8, first permanent magnet 17, first magnetism shielding shell 3, first permanent magnet radiator 2 corresponds the same.
In fig. 5, the first driving radiator fan 8 of the present embodiment is constituted by connecting an annular reinforcing plate 8-1, blades 8-2, and a fan fixing flange 8-3.
Fan mounting flange 8-3 lateral wall has 6 evenly distributed's rectangle blade 8-2 along circumferencial direction fixed mounting, and the contained angle between blade 8-2 place plane and the fan mounting flange 8-3 center pin is 52, and the tip fixed mounting of blade 8-2 has annular gusset plate 8-1, and the first drive heat dissipation fan 8 of this embodiment is in the utility model discloses the initiative heat dissipation during operation has improved heat-conduction efficiency, guarantees effective magnetic field utilization maximize, reduces the consumption of electric power resource, improves transmission efficiency.
The working principle of the utility model is as follows:
the motor drives the power connector 1 to rotate, the first magnet fixing plate 4 and the second magnet fixing plate 11 rotate along with the power connector 1, magnetic fields generated by the first permanent magnet 17 on the first magnet fixing plate 4 and the second permanent magnet 16 on the second magnet fixing plate 11 are cut by the coupling driving plate 10, at the moment, the magnetic field generated by the electromagnetic induction law generates electricity, the electricity generates magnetism, current is generated in the coupling driving plate 10, the magnetic field generated by the current obstructs the moving direction of the magnetic field generated by the first permanent magnet 17 and the second permanent magnet 16, so that the coupling driving plate 10 is driven to rotate, the connecting shell 5 and the load connecting head 6 rotate along with the coupling driving plate 10.
Example 2
In this embodiment, the first driving heat dissipation fan 8 has a structure that 4 uniformly distributed rectangular blades 8-2 are fixedly mounted on the outer side wall of the fan fixing flange 8-3 along the circumferential direction, the included angle between the plane where the blades 8-2 are located and the central axis of the fan fixing flange 8-3 is 50 °, the end portion of each blade 8-2 is fixedly mounted with an annular reinforcing plate 8-1, and the second driving heat dissipation fan 14 has the same structure as the first driving heat dissipation fan 8. The other components and the connection relationship of the components are the same as those in embodiment 1.
Example 3
In this embodiment, the first driving heat dissipation fan 8 has a structure that 8 uniformly distributed rectangular blades 8-2 are fixedly mounted on the outer side wall of the fan fixing flange 8-3 along the circumferential direction, the included angle between the plane where the blades 8-2 are located and the central axis of the fan fixing flange 8-3 is 55 °, the end portion of each blade 8-2 is fixedly mounted with an annular reinforcing plate 8-1, and the second driving heat dissipation fan 14 has the same structure as the first driving heat dissipation fan 8. The other components and the connection relationship of the components are the same as those in embodiment 1.
Claims (7)
1. A permanent magnet coupler, characterized by: the middle part of the outer side wall of the power connector (1) is radially processed with a boss, at least 4 sliding shaft sleeves (9) are uniformly arranged on the boss table surface along the circumferential direction, a coupling driving disc (10) is sleeved on the boss of the power connector (1), a gap is left between the coupling driving disc (10) and the boss of the power connector (1), the thickness of the coupling driving disc (10) is smaller than that of the boss of the power connector (1), a connecting shell (5) is arranged on one side end face of the coupling driving disc (10), a heat dissipation channel (a) is processed on the connecting shell (5), a first magnet fixing disc (4), a first adjusting moment limiting disc (7) and a first driving heat dissipation fan (8) are sequentially arranged on the power connector (1) and the sliding shaft sleeves (9) in the connecting shell (5), a first permanent magnet (17) and a first magnetic shielding shell (3) are arranged on the first magnet fixing disc (4), the first permanent magnet (17) is located in the first magnetic shielding shell (3), a first permanent magnet radiator (2) is arranged on the first magnetic shielding shell (3), a second magnet fixing disc (11), a second adjusting moment limiting disc (15) and a second driving heat dissipation fan (14) are sequentially arranged on the other side power connector (1) and the sliding shaft sleeve (9) of the coupling driving disc (10), a second permanent magnet (16) and a second magnetic shielding shell (12) are arranged on the second magnet fixing disc (11), the second permanent magnet (16) is located in the second magnetic shielding shell (12), a second permanent magnet radiator (13) is arranged on the second magnetic shielding shell (12), and a load connecting head (6) is arranged on the connecting shell (5).
2. The permanent magnet coupler of claim 1, wherein: copper sleeves (18) are arranged between the first magnet fixing disc (4), the second magnet fixing disc (11) and the sliding shaft sleeve (9).
3. The permanent magnet coupler of claim 1, wherein: the connecting casing (5) is an aluminum alloy casting connecting casing.
4. The permanent magnet coupler of claim 1, wherein: first permanent magnetism radiator (2) and second permanent magnetism radiator (13) the same structure, first permanent magnetism radiator (2) be provided with evenly distributed's fin along the circumferencial direction perpendicularly on the annular mounting panel, the contained angle between two adjacent fins is 5 or 6.
5. The permanent magnet coupler of claim 4, wherein: the geometric shape of the radiating fin is trapezoidal.
6. The permanent magnet coupler of claim 1, wherein: the structure of first drive heat dissipation fan (8) and second drive heat dissipation fan (14) the same, the structure of first drive heat dissipation fan (8) be fan mounting flange (8-3) lateral wall along the circumferencial direction be provided with 4 ~ 8 evenly distributed's rectangle blade (8-2), the tip of blade (8-2) is provided with annular gusset plate (8-1).
7. The permanent magnet coupler of claim 6, wherein: the included angle between the plane of the blade (8-2) and the central axis of the fan fixing flange (8-3) is 50-55 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020823844.7U CN212183376U (en) | 2020-05-15 | 2020-05-15 | Permanent magnet coupler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020823844.7U CN212183376U (en) | 2020-05-15 | 2020-05-15 | Permanent magnet coupler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212183376U true CN212183376U (en) | 2020-12-18 |
Family
ID=73774646
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020823844.7U Expired - Fee Related CN212183376U (en) | 2020-05-15 | 2020-05-15 | Permanent magnet coupler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212183376U (en) |
-
2020
- 2020-05-15 CN CN202020823844.7U patent/CN212183376U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201218 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |