CN204156649U - Self cool conductor rotor, permanent-magnet eddy current coupler and permanent-magnet eddy current speed regulator - Google Patents
Self cool conductor rotor, permanent-magnet eddy current coupler and permanent-magnet eddy current speed regulator Download PDFInfo
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- CN204156649U CN204156649U CN201420603374.8U CN201420603374U CN204156649U CN 204156649 U CN204156649 U CN 204156649U CN 201420603374 U CN201420603374 U CN 201420603374U CN 204156649 U CN204156649 U CN 204156649U
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Abstract
The utility model provides a kind of self cool conductor rotor, permanent-magnet eddy current coupler and permanent-magnet eddy current speed regulator, described self cool conductor rotor comprises rotor case (10) and is arranged on the conductor of inner surface of rotor case (10), the upper position corresponding with this conductor of rotor case (10) is provided with multiple through hole, and the first radiator (5) is fixedly installed in this through hole and the first radiator (5) directly contacts with described conductor.In this self cool conductor rotor, permanent-magnet eddy current coupler and permanent-magnet eddy current speed regulator, radiator directly contacts with described conductor, so just make described conductor can high efficient heat exchanging, the heat produced in work can be got rid of in time efficiently, can effectively reduce temperature.
Description
Technical field
The utility model relates to permanent magnet transmission equipment technical field, particularly a kind of self cool conductor rotor, or a kind of permanent-magnet eddy current coupler with this self cool conductor rotor, especially a kind of permanent-magnet eddy current speed regulator with this self cool conductor rotor.
Background technology
Permanent-magnet eddy current speed regulator is progressively extensively quoted with advantages such as its safe, reliable, energy saving, environmental protection, and it utilizes electromagnetic induction general principle, realizes power transmission by Non-contact Electromagnetic Coupling, by the rotating speed of the change adjustment output shaft of electromagnetism air gap.
Its structure is primarily of copper rotor, p-m rotor and controller three part composition.Copper rotor is fixed on motor reel, and p-m rotor is fixed in load rotating shaft, has gap (being called air gap) between copper rotor and p-m rotor.Such motor and load are connected by original hard (machinery) and change soft (magnetic) into and connect, changed by the Driving Torque regulating the air gap between permanent magnet and copper conductor just can realize on bearing axle, thus realize load speed change, differently air gap is controlled.Its operation principle is: when motor rotates, cutting magnetic line in the high-intensity magnetic field driving the conductor rotor of permanent-magnet speed governor to produce at p-m rotor, vortex flow is produced in conductor, this vortex flow is subject to the effect of magnetic field force, form electromagnetic damping, drive load movement, thus achieve the torque transfer between motor and load.
Current vortex in copper rotor can cause rotor heating, and temperature raises, and when permanent magnet exceedes uniform temperature, demagnetization can occur, cause speed regulator to lose efficacy.The power that speed regulator transmits is larger, and its current vortex produced is also larger, and copper conductor heating is more severe.At present to lower-powered speed regulator, usually adopting self cool structure, by speed regulator self arranging some heat abstractors or cooling device, taking away heat, realize cooling.
The self cool structure of current use mainly contains:
1, in copper conductor supporting construction, install aluminium heat sink additional, expand area of dissipation, and heat is taken away in the air flowing simultaneously utilizing rotor to rotate generation; The conductive coefficient of the metal structure between fin and copper conductor is mutually far short of what is expected compared with copper, and the heat causing copper conductor to produce can not well be delivered on fin, causes radiating effect not good, constrains the power of Self-cooling speed regulator like this to more general orientation development.
2, in copper conductor supporting construction, install blade additional, form the structure of centrifugal blower, utilize the strong convection airstrip produced to walk heat.This structure make use of the principle of centrifugal blower, and the blade of High Rotation Speed will produce high velocity air.Here create the loss of energy, and some is used for blade acting and produces air-flow by the output work of motor, must result in the final energy that exports and reduce.
Utility model content
To dispel the heat bad technical problem to solve existing permanent-magnet eddy current coupler and speed regulator.The utility model provides a kind of self cool conductor rotor, permanent-magnet eddy current coupler and permanent-magnet eddy current speed regulator, in this self cool conductor rotor, permanent-magnet eddy current coupler and permanent-magnet eddy current speed regulator, radiator directly contacts with described conductor, so just make described conductor can high efficient heat exchanging, the heat produced in work can be got rid of in time efficiently, can effectively reduce temperature.
The utility model is the technical scheme solving the employing of its technical problem: a kind of conductor rotor, comprise rotor case and be arranged on the conductor of inner surface of rotor case, position corresponding with this conductor on rotor case is provided with multiple through hole, and the first radiator is fixedly installed in this through hole and the first radiator directly contacts with described conductor.
Rotor case comprises the supporting disk of the one end being arranged on described conductor rotor, and described conductor is the metal dish being arranged on supporting disk inner surface, and described multiple through hole is arranged on supporting disk.
Rotor case comprises the supporting disk at the two ends being arranged on described conductor rotor, and described conductor is the metal dish being arranged on supporting disk inner surface, and described multiple through hole is arranged on supporting disk.
4 ~ 12 described through holes are uniformly distributed along the circumference of supporting disk.
Described through hole is fan-shaped or rectangle or triangle or trapezoidal, and the first radiator and the described conductor of copper or aluminum are bolted to connection.
First radiator comprises the base plate directly contacted with metal dish, and the surface of described base plate is provided with multiple fin, and the size and shape of the described base plate of the first radiator and the size and shape of described through hole match.
Described fin is perpendicular to described base plate, and be parallel to each other between multiple fin and spaced set between multiple fin, fin is parallel to the diametric(al) of metal dish.
Rotor case comprises the fixed cover of the periphery being arranged on described conductor rotor, and described conductor is the metallic sheath being arranged on fixed cover inner surface, and described multiple through hole is arranged on fixed cover.
A kind of permanent-magnet eddy current coupler with self cool conductor rotor, containing above-mentioned self cool conductor rotor, should with the permanent-magnet eddy current coupler of self cool conductor rotor also containing p-m rotor, this p-m rotor comprises a magnet mounting disc, and this magnet mounting disc is provided with the permanent magnet corresponding with the described conductor in this self cool conductor rotor.
A kind of permanent-magnet eddy current speed regulator with self cool conductor rotor, containing above-mentioned self cool conductor rotor, should with the permanent-magnet eddy current speed regulator of self cool conductor rotor also containing p-m rotor, this p-m rotor comprises two and is parallel to each other and the first magnet mounting disc of coaxial setting and the second magnet mounting disc, and the first magnet mounting disc is provided with the permanent magnet corresponding with the described conductor in this self cool conductor rotor with the second magnet mounting disc.
The beneficial effects of the utility model are:
1, copper conductor directly contacts with radiator by this self cool conductor rotor, permanent-magnet eddy current coupler and permanent-magnet eddy current speed regulator, improves heat conductivity and radiating effect, contributes to self cool speed regulator (coupler) power ascension;
2, have employed radial supporting disk, decrease rotary body quality and moment of inertia, saved material, be more conducive to energy-conservation.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, conductor rotor described in the utility model is described in further detail.
Fig. 1 is the installation diagram of this conductor rotor.
Fig. 2 is the left view of this conductor rotor.
Fig. 3 is the front view of this p-m rotor.
Fig. 4 is the cutaway view along A-A direction in Fig. 3.
Wherein 1. second radiator, 2. fixed cover, 3. metallic sheath, 4. metal dish, 5. the first radiator, 6. supporting disk, 7. radial permanent magnet body, 8. end face permanent magnet, 10. rotor case, 11. magnet mounting discs.
Embodiment
Below in conjunction with accompanying drawing, self cool conductor rotor described in the utility model is described in further detail.A kind of self cool conductor rotor, comprise rotor case 10 and be arranged on the conductor of inner surface of rotor case 10, position corresponding with this conductor on rotor case 10 is provided with multiple through hole, first radiator 5 is fixedly installed in this through hole and the first radiator 5 directly contacts with described conductor, as depicted in figs. 1 and 2.
Described conductor directly contacts with the first radiator 5 by this self cool conductor rotor, permanent-magnet eddy current coupler and permanent-magnet eddy current speed regulator, improves heat conductivity and radiating effect, contributes to self cool speed regulator power ascension.
In the present embodiment, rotor case 10 comprises the fixed cover 2 of tubular and is separately positioned on the supporting disk 6 at fixed cover 2 two ends, described conductor in conductor rotor can be the inner surface being arranged on fixed cover 2, or the described conductor in conductor rotor also can be the inner surface being arranged on supporting disk 6, or the described conductor in conductor rotor also can be arranged on the inner surface of fixed cover 2 and the inner surface of a supporting disk 6, or the described conductor in conductor rotor also can be arranged on the inner surface of fixed cover 2 and the inner surface of two supporting disks 6.
When described conductor is arranged on the inner surface of supporting disk 2 of conductor rotor, namely rotor case 10 comprises the supporting disk 6 (supporting disk 6 as left side in Fig. 1) of the one end being arranged on described conductor rotor, described conductor is the metal dish 4 (metal dish 4 as left side in Fig. 1) being arranged on supporting disk 6 inner surface, metal dish 4 is fixedly connected with supporting disk 6 is stacked, and described multiple through hole is arranged on supporting disk 6.Or rotor case 10 comprises the supporting disk 6 (supporting disk 6 as right side in Fig. 1) of the other end being arranged on described conductor rotor, described conductor is the metal dish 4 (metal dish 4 as right side in Fig. 1) being arranged on supporting disk 6 inner surface, metal dish 4 is fixedly connected with supporting disk 6 is stacked, and described multiple through hole is arranged on supporting disk 6.Or namely rotor case 10 comprises the supporting disk 6 (supporting disk 6 as left side and right side in Fig. 1) at the two ends being separately positioned on described conductor rotor, described conductor is the metal dish 4 (metal dish 4 as left side and right side in Fig. 1) being arranged on supporting disk 6 inner surface, and described multiple through hole is arranged on supporting disk 6.
Multiple described through hole is uniformly distributed along the circumference of supporting disk 6, and namely this supporting disk 6 is spoke structure, and multiple described through hole is arranged between the margin and center of supporting disk 6.Have employed radial supporting disk, decrease rotary body quality and moment of inertia, saved material, be more conducive to energy-conservation.
Concrete, 4 ~ 12 described through holes are uniformly distributed along the circumference of supporting disk 6.Described through hole is fan-shaped or rectangle or triangle or trapezoidal, in the present embodiment, described through hole is fan-shaped, and the size and shape of the first radiator 5 and the size and shape of described through hole match, and the first radiator 5 is bolted to connection with described conductor.First radiator 5 is bolted to connection with described conductor, and the first radiator 5 is copper or aluminum.
First radiator 5 comprises the base plate directly contacted with metal dish 4, and the surface of described base plate is provided with multiple fin, and the size and shape of the described base plate of the first radiator 5 and the size and shape of described through hole match.Described fin is perpendicular to described base plate, and be parallel to each other between multiple fin and spaced set between multiple fin, fin is parallel to the diametric(al) of metal dish 4.Or fin direction can be also arbitrarily angled with the diameter of metal dish 4, and base plate and the metal dish 4 of the first radiator 5 are bolted fixing.
When described conductor is arranged on the inner surface of fixed cover 2 of conductor rotor, namely rotor case 10 comprises the fixed cover 2 of the periphery being arranged on described conductor rotor, described conductor is the metallic sheath 3 being arranged on fixed cover 2 inner surface, and described multiple through hole is arranged on fixed cover 2.Multiple described through hole is uniformly distributed along the circumference of fixed cover 2.First radiator 5 is bolted to connection with described conductor.
Or, fixed cover 2 also can not contain the first radiator 5, when fixed cover 2 not containing the first radiator 5, namely rotor case 10 comprises the fixed cover 2 of the periphery being arranged on described conductor rotor, the outer surface of fixed cover 2 has been uniformly distributed circumferentially multiple second radiator 1, and this kind of set-up mode and prior art are comparatively similar.In utility model, radiator that is direct and conductor contact is the first radiator 5, and radiator that is direct and conductor contact is the second radiator 1.
A kind of permanent-magnet eddy current coupler with self cool conductor rotor, above-mentioned self cool conductor rotor should be contained with the permanent-magnet eddy current coupler of self cool conductor rotor, this permanent-magnet eddy current coupler is also containing p-m rotor, this p-m rotor comprises a magnet mounting disc 11, and this magnet mounting disc 11 is provided with the permanent magnet corresponding with the described conductor in this self cool conductor rotor.
When the described conductor in self cool conductor rotor is arranged on the inner surface of fixed cover 2 of conductor rotor, this magnet mounting disc 11 is provided with the radial permanent magnet body 7 corresponding with described conductor.
When the described conductor in self cool conductor rotor is arranged on the inner surface of supporting disk 6 of conductor rotor, this magnet mounting disc 11 is provided with the end face permanent magnet 8 corresponding with described conductor.
When the described conductor in self cool conductor rotor is arranged on the inner surface of the fixed cover 2 of conductor rotor and two supporting disks 6, this magnet mounting disc 11 is provided with the radial permanent magnet body 7 corresponding respectively with described conductor and end face permanent magnet 8, as shown in Figure 3 and Figure 4.
A kind of permanent-magnet eddy current speed regulator with self cool conductor rotor, above-mentioned self cool conductor rotor should be contained with the permanent-magnet eddy current speed regulator of self cool conductor rotor, should with the permanent-magnet eddy current speed regulator of self cool conductor rotor also containing p-m rotor, this p-m rotor comprises two and is parallel to each other and the first magnet mounting disc of coaxial setting and the second magnet mounting disc (i.e. the dead in line of the first magnet mounting disc and the second magnet mounting disc), first magnet mounting disc is provided with the permanent magnet corresponding with the described conductor in this self cool conductor rotor with the second magnet mounting disc.
Should be substantially identical with the set-up mode of permanent magnet in this magnet mounting disc 11 of permanent-magnet eddy current coupler with the set-up mode of the permanent magnet in the second magnet mounting disc with the first magnet mounting disc of the permanent-magnet eddy current speed regulator of self cool conductor rotor, first magnet mounting disc is substantially identical with the set-up mode of the permanent magnet in the second magnet mounting disc, first magnet mounting disc and the second magnet mounting disc are the equal of all a magnet mounting disc 11, in order to save length, no longer repeat.
The above; be only specific embodiment of the utility model, the scope of utility model enforcement can not be limited with it, so the displacement of its equivalent assemblies; or the equivalent variations to do according to the utility model scope of patent protection and modification, all still should belong to the category that this patent is contained.In addition, the technical characteristic in the utility model and all can using by independent assortment between technical characteristic, between technical characteristic and technical scheme, between technical scheme and technical scheme.
Claims (10)
1. a self cool conductor rotor, it is characterized in that, described self cool conductor rotor comprises rotor case (10) and is arranged on the conductor of inner surface of rotor case (10), the upper position corresponding with this conductor of rotor case (10) is provided with multiple through hole, and the first radiator (5) is fixedly installed in this through hole and the first radiator (5) directly contacts with described conductor.
2. self cool conductor rotor according to claim 1, it is characterized in that: rotor case (10) comprises the supporting disk (6) of the one end being arranged on described conductor rotor, described conductor is for being arranged on the metal dish (4) of supporting disk (6) inner surface, and described multiple through hole is arranged on supporting disk (6).
3. self cool conductor rotor according to claim 1, it is characterized in that: rotor case (10) comprises the supporting disk (6) at the two ends being arranged on described conductor rotor, described conductor is for being arranged on the metal dish (4) of supporting disk (6) inner surface, and described multiple through hole is arranged on supporting disk (6).
4. the self cool conductor rotor according to Claims 2 or 3, is characterized in that: 4 ~ 12 described through holes are uniformly distributed along the circumference of supporting disk (6).
5. self cool conductor rotor according to claim 4, is characterized in that: described through hole is fan-shaped or rectangle or triangle or trapezoidal, and the first radiator (5) and the described conductor of copper or aluminum are bolted to connection.
6. the self cool conductor rotor according to Claims 2 or 3, it is characterized in that: the first radiator (5) comprises the base plate directly contacted with metal dish (4), the surface of described base plate is provided with multiple fin, and the size and shape of the described base plate of the first radiator (5) and the size and shape of described through hole match.
7. self cool conductor rotor according to claim 6, it is characterized in that: described fin is perpendicular to described base plate, be parallel to each other between multiple described fin and spaced set between multiple described fin, described fin is parallel to the diametric(al) of metal dish (4).
8. self cool conductor rotor according to claim 1, it is characterized in that: rotor case (10) comprises the fixed cover (2) of the periphery being arranged on described conductor rotor, described conductor is for being arranged on the metallic sheath (3) of fixed cover (2) inner surface, and described multiple through hole is arranged on fixed cover (2).
9. the permanent-magnet eddy current coupler with self cool conductor rotor, it is characterized in that: this permanent-magnet eddy current coupler with self cool conductor rotor contains the self cool conductor rotor in claim 1 ~ 8 described in any one, should with the permanent-magnet eddy current coupler of self cool conductor rotor also containing p-m rotor, this p-m rotor comprises a magnet mounting disc (11), and this magnet mounting disc (11) is provided with the permanent magnet corresponding with the described conductor in this self cool conductor rotor.
10. the permanent-magnet eddy current speed regulator with self cool conductor rotor, it is characterized in that: this permanent-magnet eddy current speed regulator with self cool conductor rotor contains the self cool conductor rotor in claim 1 ~ 8 described in any one, should with the permanent-magnet eddy current speed regulator of self cool conductor rotor also containing p-m rotor, this p-m rotor comprises two and is parallel to each other and the first magnet mounting disc of coaxial setting and the second magnet mounting disc, and the first magnet mounting disc is provided with the permanent magnet corresponding with the described conductor in this self cool conductor rotor with the second magnet mounting disc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420603374.8U CN204156649U (en) | 2014-10-17 | 2014-10-17 | Self cool conductor rotor, permanent-magnet eddy current coupler and permanent-magnet eddy current speed regulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420603374.8U CN204156649U (en) | 2014-10-17 | 2014-10-17 | Self cool conductor rotor, permanent-magnet eddy current coupler and permanent-magnet eddy current speed regulator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204156649U true CN204156649U (en) | 2015-02-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420603374.8U Active CN204156649U (en) | 2014-10-17 | 2014-10-17 | Self cool conductor rotor, permanent-magnet eddy current coupler and permanent-magnet eddy current speed regulator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204156649U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106411107A (en) * | 2015-08-03 | 2017-02-15 | 株式会社日立制作所 | Power conversion apparatus |
| CN106533123A (en) * | 2016-08-30 | 2017-03-22 | 东方永传节能科技（北京）有限公司 | Conductor rotor |
-
2014
- 2014-10-17 CN CN201420603374.8U patent/CN204156649U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106411107A (en) * | 2015-08-03 | 2017-02-15 | 株式会社日立制作所 | Power conversion apparatus |
| CN106411107B (en) * | 2015-08-03 | 2018-10-12 | 株式会社日立制作所 | Power inverter |
| CN106533123A (en) * | 2016-08-30 | 2017-03-22 | 东方永传节能科技（北京）有限公司 | Conductor rotor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200109 Address after: 100085 Beijing city Haidian District on the 28 Street Hospital No. 2 Building 5 Room 501 Co-patentee after: HUADIAN NINGXIA LINGWU POWER GENERATION Co.,Ltd. Patentee after: BEIJING BICOTEST TECH. CO.,LTD. Address before: 100085 Beijing city Haidian District on the 28 Street Hospital No. 2 Building 5 Room 501 Patentee before: BEIJING BICOTEST TECH. CO.,LTD. |
|
| TR01 | Transfer of patent right | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 100085 Room 501, 5th floor, building 2, yard 28, Shangdi 6th Street, Haidian District, Beijing Patentee after: BEIJING BICOTEST TECH. CO.,LTD. Patentee after: Guoneng Ningxia Lingwu Power Generation Co.,Ltd. Address before: 100085 Room 501, 5th floor, building 2, yard 28, Shangdi 6th Street, Haidian District, Beijing Patentee before: BEIJING BICOTEST TECH. CO.,LTD. Patentee before: HUADIAN NINGXIA LINGWU POWER GENERATION Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CP03 | Change of name, title or address |
Address after: 751400 intersection of Xiabai highway and national highway 211, Lingwu City, Yinchuan City, Ningxia Hui Autonomous Region Patentee after: Guoneng Ningxia Lingwu Power Generation Co.,Ltd. Patentee after: BEIJING BICOTEST TECH. CO.,LTD. Address before: 100085 Room 501, 5th floor, building 2, yard 28, Shangdi 6th Street, Haidian District, Beijing Patentee before: BEIJING BICOTEST TECH. CO.,LTD. Patentee before: Guoneng Ningxia Lingwu Power Generation Co.,Ltd. |
|
| CP03 | Change of name, title or address |