CN210693744U - Permanent magnet eddy current transmission reaction kettle - Google Patents
Permanent magnet eddy current transmission reaction kettle Download PDFInfo
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- CN210693744U CN210693744U CN201921052040.5U CN201921052040U CN210693744U CN 210693744 U CN210693744 U CN 210693744U CN 201921052040 U CN201921052040 U CN 201921052040U CN 210693744 U CN210693744 U CN 210693744U
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- speed reducer
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Abstract
The utility model discloses a permanent magnetism vortex transmission reation kettle, including permanent magnet rotor, cage, conductor rotor, casing, motor, speed reducer and the cauldron body, its characterized in that: the permanent magnet rotor and the conductor rotor are arranged oppositely and concentrically, and are separated by an isolation cover, and an air gap is formed between the permanent magnet rotor and the conductor rotor; the permanent magnet rotor and the output shaft of the speed reducer are concentrically arranged and synchronously rotate along with the output shaft of the speed reducer; the conductor rotor and the stirring shaft are concentrically arranged and drive the stirring shaft to synchronously rotate; the shell is used as an outer cover of the permanent magnet rotor and is fixed on the kettle body together with the isolation cover; when the electric stirring machine runs, the permanent magnet rotor rotates along with the speed reducer, eddy currents are generated on magnetic lines of the conductor rotor cutting the permanent magnet rotor, and an induced magnetic field generated by the eddy currents interacts with the permanent magnet field, so that the conductor rotor rotates along with the permanent magnet rotor in the same direction, and finally the stirring shaft is driven to rotate. The utility model discloses simple structure, reliability are high, can satisfy high temperature reaction cauldron's operation requirement, suitable using widely.
Description
Technical Field
The utility model relates to a reation kettle field specifically is a permanent magnetism vortex transmission reation kettle.
Background
The dynamic seal of the chemical reaction kettle stirring adopts the packing seal or the mechanical seal in the past, and the two seals have the leakage problem. The magnetic transmission technology can change the dynamic seal into the static seal. The principle is that magnetic field can penetrate through non-magnetic conductive material, and the force between permanent magnets on the outer magnetic rotor and the inner magnetic rotor is utilized to realize the transmission of torque. However, the temperature in part of the reaction kettle is higher, which can affect the magnetism of the permanent magnet, so that the static sealing can not be realized by adopting magnetic transmission.
Disclosure of Invention
The utility model aims at the problem that prior art exists, provide a permanent magnetism vortex transmission reation kettle, this reation kettle can solve the defect that the permanent magnet among the current reation kettle magnetic drive part can demagnetize under high temperature, can be used to under the high temperature operating mode.
The utility model aims at solving through the following technical scheme:
the utility model provides a permanent magnetism vortex transmission reation kettle, includes permanent magnetism rotor, cage, conductor rotor, casing, motor, speed reducer and the cauldron body, its characterized in that: the permanent magnet rotor and the conductor rotor are arranged oppositely and concentrically and are separated by a separation cover; a gap is reserved between the permanent magnet rotor and the isolation cover, and a gap is reserved between the isolation cover and the conductor rotor; the permanent magnet rotor and the output shaft of the speed reducer are concentrically arranged and synchronously rotate along with the output shaft of the speed reducer; the conductor rotor and the stirring shaft are concentrically arranged and drive the stirring shaft to synchronously rotate; the shell is used as an outer cover of the permanent magnet rotor and is fixed on the kettle body together with the isolation cover; when the electric stirring machine runs, the permanent magnet rotor rotates along with the speed reducer, eddy currents are generated on magnetic lines of the conductor rotor cutting the permanent magnet rotor, and an induced magnetic field generated by the eddy currents interacts with the permanent magnet field, so that the conductor rotor rotates along with the permanent magnet rotor in the same direction, and finally the stirring shaft is driven to rotate.
The permanent magnet rotor and the conductor rotor are of a cylindrical structure; the permanent magnets on the permanent magnet rotor are uniformly distributed along the inner circumferential surface of the permanent magnet yoke iron; the conductors on the conductor rotor are distributed on the outer circumferential surface of the conductor yoke; the permanent magnet rotor and the conductor rotor are sleeved together, and the permanent magnet is arranged opposite to the conductor.
The permanent magnet rotor and the conductor rotor are of disc structures; permanent magnets on the permanent magnet rotor are circumferentially and uniformly distributed on the end face of the permanent magnet yoke iron; the conductors on the conductor rotor are distributed on the end face of the conductor yoke iron; the permanent magnet is arranged opposite to the conductor.
The conductor material adopts copper or aluminum.
The isolation cover adopts non-magnetic material.
Compared with the prior art, the utility model has the following advantages:
when the electric stirring machine runs, the permanent magnet rotor rotates along with the speed reducer, eddy currents are generated on magnetic lines of the conductor rotor cutting the permanent magnet rotor, and an induced magnetic field generated by the eddy currents interacts with the permanent magnet field, so that the conductor rotor rotates along with the permanent magnet rotor in the same direction, and finally the stirring shaft is driven to rotate. The rotor connected with the stirring shaft adopts a conductor rotor instead of a permanent magnet rotor. The magnetism of the permanent magnet on the permanent magnet rotor is easily influenced by temperature and cannot be used in a high-temperature reaction kettle; and the conductor rotor can bear higher temperature, does not influence the magnitude of transmission moment, can satisfy the operation requirement of high temperature reaction cauldron. The utility model discloses a permanent magnetism vortex transmission reation kettle reliability is higher, suitable using widely.
Drawings
FIG. 1 is a schematic structural view of an embodiment of a permanent magnet eddy current transmission reaction kettle of the present invention;
FIG. 2 is a schematic structural view of section A-A of FIG. 1;
FIG. 3 is a schematic structural view of a second embodiment of a permanent magnet eddy current transmission reaction kettle of the present invention;
FIG. 4 is a schematic structural view of section B-B of FIG. 3;
FIG. 5 is a schematic structural view of section C-C of FIG. 3.
Wherein: 1 a permanent magnet rotor; 1-1 permanent magnet; 1-2 permanent magnet yoke iron; 2, isolating cover; 3 a conductor rotor; 3-1 conductors; 3-2 a conductor yoke; 4-a shell; 5, a motor; 6-a speed reducer; 7-a reducer output shaft; 8-stirring shaft; and 9-kettle body.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and examples.
Example one
As shown in fig. 1 and 2: a permanent magnet eddy current transmission reaction kettle comprises a permanent magnet rotor 1, an isolation cover 2, a conductor rotor 3, a shell 4, a motor 5, a speed reducer 6 and a kettle body 9. The permanent magnet rotor 1 is arranged opposite to and concentric with the conductor rotor 3 and separated by the isolation cover 2; a gap is reserved between the permanent magnet rotor 1 and the isolation cover 2, and a gap is reserved between the isolation cover 2 and the conductor rotor 3; the permanent magnet rotor 1 and the output shaft 7 of the speed reducer are concentrically arranged and synchronously rotate along with the output shaft 7 of the speed reducer; the conductor rotor 3 and the stirring shaft 8 are concentrically arranged and drive the stirring shaft 8 to synchronously rotate; the shell 4 is used as an outer cover of the permanent magnet rotor 1 and is fixed on the kettle body 9 together with the isolation cover 2.
On the basis of the structure, as shown in fig. 2, the permanent magnets 1-1 on the permanent magnet rotor 1 are uniformly distributed along the inner circumferential surface of the permanent magnet yoke 1-2, the magnetic field direction is radial, and the N poles and the S poles are alternately arranged; the conductor 3-1 on the conductor rotor 3 is distributed on the outer circumferential surface of the conductor yoke 3-2, the conductor 3-1 is in a cylindrical structure and made of copper or aluminum; the permanent magnet rotor 1 and the conductor rotor 3 are sleeved together, and the permanent magnet 1-1 and the conductor 3-1 are arranged oppositely. When the permanent magnet motor runs, the permanent magnet rotor 1 rotates along with the speed reducer 6, the conductor rotor 3 cuts the magnetic lines of the permanent magnet rotor 1 to generate eddy currents, and an induced magnetic field generated by the eddy currents interacts with the permanent magnet field to enable the conductor rotor 3 to rotate along with the permanent magnet rotor 1 in the same direction, and finally the stirring shaft 8 is driven to rotate.
Example two
As shown in fig. 3, 4 and 5: a permanent magnet eddy current transmission reaction kettle comprises a permanent magnet rotor 1, an isolation cover 2, a conductor rotor 3, a shell 4, a motor 5, a speed reducer 6 and a kettle body 9. The permanent magnet rotor 1 is arranged opposite to and concentric with the conductor rotor 3 and separated by the isolation cover 2; a gap is reserved between the permanent magnet rotor 1 and the isolation cover 2, and a gap is reserved between the isolation cover 2 and the conductor rotor 3; the permanent magnet rotor 1 and the output shaft 7 of the speed reducer are concentrically arranged and synchronously rotate along with the output shaft 7 of the speed reducer; the conductor rotor 3 and the stirring shaft 8 are concentrically arranged and drive the stirring shaft 8 to synchronously rotate; the shell 4 is used as an outer cover of the permanent magnet rotor 1 and is fixed on the kettle body 9 together with the isolation cover 2.
On the basis of the above structure, as shown in fig. 4 and 5, the permanent magnet rotor 1 and the conductor rotor 3 are of a disk structure; permanent magnets 1-1 on the permanent magnet rotor 1 are circumferentially and uniformly distributed on the end faces of the permanent magnet yokes 1-2, the magnetic field direction is axial, and N poles and S poles are alternately arranged; the conductors 3-1 on the conductor rotor 3 are distributed on the end face of the conductor yoke 3-2 and are of a circular ring structure; the permanent magnet 1-1 is disposed opposite to the conductor 3-1. When the permanent magnet motor runs, the permanent magnet rotor 1 rotates along with the speed reducer 6, the conductor rotor 3 cuts the magnetic lines of the permanent magnet rotor 1 to generate eddy currents, and an induced magnetic field generated by the eddy currents interacts with the permanent magnet field to enable the conductor rotor 3 to rotate along with the permanent magnet rotor 1 in the same direction, and finally the stirring shaft 8 is driven to rotate.
The above embodiments are only for explaining the technical idea of the present invention, and the protection scope of the present invention cannot be limited thereby, and any modification made on the basis of the technical scheme according to the technical idea provided by the present invention all fall within the protection scope of the present invention; the technology not related to the utility model can be realized by the prior art.
Claims (5)
1. The utility model provides a permanent magnetism vortex transmission reation kettle, includes permanent magnetism rotor (1), cage (2), conductor rotor (3), casing (4), motor (5), speed reducer (6) and the cauldron body (9), its characterized in that: the permanent magnet rotor (1) is opposite to and concentrically arranged with the conductor rotor (3), and is separated by the isolation cover (2); a gap is reserved between the permanent magnet rotor (1) and the isolation cover (2), and a gap is reserved between the isolation cover (2) and the conductor rotor (3); the permanent magnet rotor (1) and the output shaft (7) of the speed reducer are concentrically arranged and synchronously rotate along with the output shaft (7) of the speed reducer; the conductor rotor (3) and the stirring shaft (8) are concentrically arranged and drive the stirring shaft (8) to synchronously rotate; the shell (4) is used as an outer cover of the permanent magnet rotor (1) and is fixed on the kettle body (9) together with the isolation cover (2); when the electric motor runs, the permanent magnet rotor (1) rotates along with the speed reducer (6), the conductor rotor (3) cuts a magnetic line of the permanent magnet rotor (1) to generate eddy currents, and an induced magnetic field generated by the eddy currents interacts with the permanent magnetic field, so that the conductor rotor (3) rotates along with the permanent magnet rotor (1) in the same direction, and finally the stirring shaft (8) is driven to rotate.
2. The permanent magnet eddy current transmission reaction kettle according to claim 1, wherein: the permanent magnet rotor (1) and the conductor rotor (3) are of a cylindrical structure; the permanent magnets (1-1) on the permanent magnet rotor (1) are uniformly distributed along the inner circumferential surface of the permanent magnet yoke iron (1-2); the conductors (3-1) on the conductor rotor (3) are distributed on the outer circumferential surface of the conductor yoke (3-2); the permanent magnet rotor (1) and the conductor rotor (3) are concentrically sleeved together, and the permanent magnet (1-1) and the conductor (3-1) are arranged oppositely.
3. The permanent magnet eddy current transmission reaction kettle according to claim 1, wherein: the permanent magnet rotor (1) and the conductor rotor (3) are of disc structures; permanent magnets (1-1) on the permanent magnet rotor (1) are circumferentially and uniformly distributed on the end face of the permanent magnet yoke iron (1-2); the conductors (3-1) on the conductor rotor (3) are distributed on the end face of the conductor yoke (3-2); the permanent magnet (1-1) is arranged opposite to the conductor (3-1).
4. The permanent magnet eddy current transmission reaction kettle according to claim 2 or 3, wherein: the conductor (3-1) is made of copper or aluminum.
5. The permanent magnet eddy current transmission reaction kettle according to claim 1, wherein: the isolation cover (2) adopts a non-magnetic material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921052040.5U CN210693744U (en) | 2019-07-08 | 2019-07-08 | Permanent magnet eddy current transmission reaction kettle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921052040.5U CN210693744U (en) | 2019-07-08 | 2019-07-08 | Permanent magnet eddy current transmission reaction kettle |
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| Publication Number | Publication Date |
|---|---|
| CN210693744U true CN210693744U (en) | 2020-06-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921052040.5U Active CN210693744U (en) | 2019-07-08 | 2019-07-08 | Permanent magnet eddy current transmission reaction kettle |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112808129A (en) * | 2021-02-06 | 2021-05-18 | 秦皇岛诚捷科技有限公司 | Isolation speed regulation permanent magnet stirring kettle and use method thereof |
-
2019
- 2019-07-08 CN CN201921052040.5U patent/CN210693744U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112808129A (en) * | 2021-02-06 | 2021-05-18 | 秦皇岛诚捷科技有限公司 | Isolation speed regulation permanent magnet stirring kettle and use method thereof |
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