CN204992968U - Dress device is shown consideration for to external rotor brushless DC motor permanent magnetism - Google Patents
Dress device is shown consideration for to external rotor brushless DC motor permanent magnetism Download PDFInfo
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- CN204992968U CN204992968U CN201520712199.0U CN201520712199U CN204992968U CN 204992968 U CN204992968 U CN 204992968U CN 201520712199 U CN201520712199 U CN 201520712199U CN 204992968 U CN204992968 U CN 204992968U
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- permanent magnet
- pneumatic
- guide ring
- main shaft
- air guide
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Abstract
The utility model discloses a dress device is shown consideration for to external rotor brushless DC motor permanent magnetism, including support assembly, the last air guide ring assembly of installing of support assembly, the air guide ring assembly is including leading trachea, air guide ball, air guide ring, the air guide ball is equipped with a leading gas pocket and a plurality of branch air guide hole, leading gas pocket and leading trachea intercommunication, air guide ring is provided with a plurality of pneumatic arm assembly along circumference, a plurality of branch air guide hole is connected with a plurality of pneumatic arm assembly one -to -one, the pneumatic arm assembly includes pneumatic main shaft, through the aerodynamic force of air guide ring assembly to the motion of the pneumatic main shaft of each pneumatic arm assembly transport drive, the first end of pneumatic main shaft is connected with extension spring, the second end of pneumatic main shaft is equipped with coil and permanent magnet and inlays and put the frame, the permanent magnet inlays to put to put up to be used for inlaying puts the permanent magnet, produces the magnetic field opposite with permanent magnet polarity through the coil circular telegram. The utility model discloses compact structure can realize that automatic subsides of permanent magnet is adorned.
Description
Technical field
The utility model relates to wheel hub motor packaging technology, is specifically related to outer rotor brushless DC motor permanent magnet mounting device.
Background technology
Electric automobile is an important directions of new-energy automobile development, and electric automobile can be divided into mixed motivity type and pure power type by type of drive.Mixed motivity type automobile transforms drive system on the basis of conventional fuel oil automobile, is incorporated to a set of by DC power supply and motor-driven Mechatronic Systems.Pure electric automobile only provides actuating force by motor, mainly comprises power supply, drive motors and electric machine controller three parts.In electric automobile drive scheme, by motor directly and the integrated scheme of wheel, i.e. In-wheel motor driving technology, transmission mechanism and the differential system of orthodox car complexity can be saved, can also complete vehicle structure be simplified, improve transmission efficiency, thus improve the distance travelled of electric automobile.
Mostly wheel hub motor common is in the market the brshless DC motor of outer-rotor structure.So-called outer-rotor structure, refers to that namely the rotor of motor is the shell of motor, provides the permanent magnet of excitation field to be mounted on the inner surface of external rotor.Different by the arrangement mode of permanent magnet, surface-mount type, magnet ring type, flush type, bread formula etc. can be divided into.For flush type arrangement, at rotor inner surface fluting, by permanent magnet embedded groove, and add a small amount of glue and fix.
But the attachment of permanent magnet at present, much paste completely by hand, reliability, sticking Quality all do not ensure, how to carry out standard, even reliably attachment to permanent magnet, be a difficult problem of this area always.
Utility model content
Technical problem to be solved in the utility model is just to provide a kind of outer rotor brushless DC motor permanent magnet mounting device, automatically complete permanent magnet reliable, evenly mount, improve the sticking efficiency of permanent magnet and quality.
For solving the problems of the technologies described above, the utility model adopts following technical scheme: a kind of outer rotor brushless DC motor permanent magnet mounting device, comprise bracket assembly, described bracket assembly is provided with guide ring assembly, described guide ring assembly comprises main gas tube, inflating ball, guide ring, described inflating ball is provided with a leading pore and several branch's gas ports, described leading pore is communicated with main gas tube, described guide ring is circumferentially provided with several pneumatic arm assemblies, several branch's gas ports described and several pneumatic arm assemblies connect one to one, described pneumatic arm assembly comprises pneumatic main shaft, by the aerodynamic force that guide ring assembly moves to each pneumatic arm assembly feed drive pneumatic main shaft, the first end of described pneumatic main shaft is connected with extension spring, second end of described pneumatic main shaft is provided with coil and permanent magnet embeds frame, described permanent magnet embeds frame for embedding permanent magnet, magnetic field is produced by coil electricity.
Preferably, described bracket assembly comprises cantilever fixed leg, and described cantilever fixed leg is provided with through hole, and described main gas tube is through through hole, and described cantilever fixed leg is circumferentially fixed with guide ring cantilever, and described guide ring is fixed on guide ring cantilever.
Preferably, described cantilever fixed leg is provided with conducting ring fixed mount, described conducting ring fixed mount is fixed with positive conducting ring and negative conducting ring, and described positive conducting ring and negative conducting ring give each coil power supply respectively as positive pole and negative pole.
Preferably, described conducting ring fixed mount comprise the center collar and be located at collar periphery, center to horizontal stand and tilt stand, described horizontal stand is provided with the positive opening retainer ring for embedding positive conducting ring, and described tilt stand is provided with the negative opening retainer ring for embedding negative conducting ring.
Preferably, the outer circumferential side of described guide ring is provided with Pneumatic sleeve gas port, and described Pneumatic sleeve gas port is connected with Pneumatic sleeve, and the first end of described pneumatic main shaft is provided with piston rod, and described piston rod inserts Pneumatic sleeve.
Preferably, the inner circumferential side of described guide ring is provided with inner gas port, and described inner gas port is connected with branch gas port.
Preferably, it is tabular that described permanent magnet embeds frame, and the front that described permanent magnet embeds frame is provided with permanent magnet and embeds groove, and the bottom land that described permanent magnet embeds groove is provided with arc convex.
The utility model adopts the structure of bracket assembly, guide ring assembly, pneumatic arm assembly docking, the rapid-assembling of implement device and dismounting, for the permanent magnet of different size and the outer rotor brushless DC motor of different number of pole-pairs provide a kind of permanent magnet device that fast quick-mounting pastes.And the utility model compact conformation, assembly and disassembly is convenient, and by the break-make of the lifting of control device, the conducting of air ring and coil, the automatic makeup that can realize permanent magnet is pasted.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the utility model is further described:
Fig. 1 is the profile of the utility model outer rotor brushless DC motor permanent magnet mounting device;
Fig. 2 a is the structural representation one of inflating ball;
Fig. 2 b is the structural representation two of inflating ball;
Fig. 3 a is the structural representation one of guide ring;
Fig. 3 b is the structural representation two of guide ring;
Fig. 4 a is the structural representation one of cantilever fixed leg;
Fig. 4 b is the structural representation two of cantilever fixed leg;
Fig. 5 a is the structural representation one of conducting ring fixed mount;
Fig. 5 b is the structural representation two of conducting ring fixed mount;
Fig. 5 c is the structural representation three of conducting ring fixed mount;
Fig. 6 a is the structural representation one of pneumatic main shaft;
Fig. 6 b is the structural representation two of pneumatic main shaft;
Fig. 6 c is the structural representation three of pneumatic main shaft;
Fig. 7 a is the structural representation one that permanent magnet embeds frame;
Fig. 7 b is the structural representation two that permanent magnet embeds frame.
Embodiment
Figure 1 shows that the profile of outer rotor brushless DC motor permanent magnet mounting device, outer rotor brushless DC motor permanent magnet mounting device is made up of guide ring assembly, bracket assembly and pneumatic arm assembly three part.
Wherein, guide ring assembly forms primarily of main gas tube 1, inflating ball 10, guide ring 5, and main gas tube 1 is connected with the leading pore 15 of inflating ball 10 by nut, and the inside gas port 21 of guide ring 5 is connected with branch's gas port 16 of inflating ball 10 by nut.
Wherein, bracket assembly forms primarily of cantilever fixed leg 2, guide ring cantilever 8, conducting ring fixed mount 3, positive conducting ring 6 and negative conducting ring 7, cantilever fixed leg 2 is connected in frame, and for fixing conducting ring fixed mount 3, guide ring cantilever 8 is for connecting guide ring 5 and cantilever fixed leg 2, conducting ring fixed mount 3 is for embedding positive conducting ring 6 and negative conducting ring 7, positive conducting ring 6 and negative conducting ring 7 are as positive pole and negative pole, connecting coil 14 respectively, positive conducting ring 6 is coil power supply, and negative conducting ring 7 is for the common ground of coil 14.Coil 14 for generation of the magnetic field of adhesive permanent magnet, and controls break-make by positive conducting ring 6 and negative conducting ring 7.
Wherein, pneumatic arm assembly by Pneumatic sleeve 11, pneumatic main shaft 13, coil 14, permanent magnet embeds frame 4 and extension spring 12 forms, Pneumatic sleeve 11 is connected with the Pneumatic sleeve gas port 18 of guide ring 5 by nut, pneumatic main shaft 13 connects Pneumatic sleeve 11, extension spring 12, coil 14 and permanent magnet and embeds frame 4, coil 14 for generation of axial magnetic field with adhesive permanent magnet 9, permanent magnet embeds frame 4 for embedding permanent magnet 9, and extension spring 12 provides restoring force for pneumatic main shaft 13.
Fig. 2 a and Fig. 2 b is depicted as inflating ball 10, and inflating ball 10 comprises spherical hollow body 17.Vertically have leading pore 15 on the upside of inflating ball 10, leading pore 15 for connecting main gas tube 1, and is fixed by nut.Inflating ball 10 horizontal direction is uniformly distributed branch's gas port 16 of three levels by 120 degree, connects three inner gas ports 21 of guide ring 5 respectively, and is fixed by nut.
Fig. 3 a and Fig. 3 b is depicted as guide ring 5, comprise conductor loops main body 20, it is hollow regular polygon circulus, outer surface is uniformly distributed Pneumatic sleeve gas port 18, for connecting Pneumatic sleeve 11, inner surface is uniformly distributed three inner gas ports 21 by 120 degree, connect branch's gas port 16 of three levels of inflating ball 10 respectively, three guide ring hangers 19 are uniformly distributed by 120 degree on the upside of guide ring 5, for being fixed by nut and guide ring cantilever 8, in addition, the surface distributed of guide ring main body 20 has muscle shape striped, for strengthening guide ring intensity.Certainly, also can be replaced with other regular polygon guide rings according to the difference of permanent magnet pole logarithm, meanwhile, the logarithm of inner gas port 21 and Pneumatic sleeve gas port 18 also correspondence can make change.
Fig. 4 a and Fig. 4 b is depicted as cantilever fixed leg 2, cantilever fixed leg 2 is regular hexahedron, center is provided with manhole 24, cantilever fixed leg 2 upper end edge outer peripheral face is provided with upper screwed hole 22, cantilever fixed leg 2 lower end edge outer peripheral face is provided with lower screwed hole 25, and cantilever fixed leg 2 bottom is circumferentially provided with positioning boss 23 above lower screwed hole 25.Upper screwed hole 22 is for the lowering or hoisting gear of connection frame, and lower screwed hole 25 is for connecting guide ring cantilever 8, and positioning boss 23 is for locating conductive ring fixed mount 3, and main gas tube 1 is drawn from manhole 24.
Fig. 5 a, 5b and 5c are depicted as conducting ring fixed mount 3, conducting ring fixed mount 3 comprises the center collar 30 of positive shape changeable and is all laid in three horizontal stands 28 and three tilt stands 29 of the outer circumference of center ring 30, horizontal stand 28 is horizontally disposed with, the downward-sloping setting of tilt stand 29, horizontal stand 28 becomes I shape with the cross section of tilt stand 29.Horizontal stand 28 is provided with the positive opening retainer ring 26 for embedding positive conducting ring 6, and tilt stand 29 is provided with the negative opening retainer ring 27 for embedding negative conducting ring 7.The center collar 30 is mounted on cantilever fixed leg 2, and engages with positioning boss 23.
Fig. 6 a and 6b, 6c are depicted as pneumatic main shaft 13, and the inner of pneumatic main shaft 13 is provided with columniform piston rod 33, and piston rod 33 inserts Pneumatic sleeve 11, forms piston/cylinder by Pneumatic sleeve 11, for pneumatic main shaft 13 provides thrust.The outer end of pneumatic main shaft 13 is provided with T-slot 31, embeds the T-shaped boss 38 at frame 4 back side for embedding permanent magnet.The outer end of pneumatic main shaft 13 adjoins T-slot 31 and is provided with the first coil block face 32 and the second coil block face 34 vertically side by side, and coil 14 is fixed between the first coil block face 32 and the second coil block face 34.Extension spring 12 is enclosed within piston rod 33, and for providing the restoring force of pneumatic main shaft 13, one end abuts the second coil block face 34, and one end abuts the end face of Pneumatic sleeve 11 in addition.
Fig. 7 a and 7b is depicted as permanent magnet and embeds frame 4.Permanent magnet embeds frame 4 in tabular, be provided with permanent magnet in the front that permanent magnet embeds frame 4 and embed groove, permanent magnet embeds groove both sides and is provided with vertical rib 35, bottom is provided with bottom rib 39, the vertical rib 35 of both sides and the bottom rib 39 of bottom enclose permanent magnet and embed groove, and permanent magnet embeds the side of groove for fixed permanent magnet 9.The bottom land that permanent magnet embeds groove is provided with arc convex 36, and arc convex 36 is for being close to the inner surface of permanent magnet.The left and right sides, the back side that permanent magnet embeds frame 4 is provided with back safe edge 37, the intensity of frame 4 is embedded for strengthening permanent magnet, the center, the back side that permanent magnet embeds frame 4 is provided with T-shaped boss 38, for engaging the T-slot 31 of pneumatic main shaft 13, be convenient to change permanent magnet and embed frame 4, different permanent magnets can be mated according to the size of permanent magnet and embed frame 4.
Above-mentioned outer rotor brushless DC motor permanent magnet mounting device and main frame with the use of, main frame is provided with lowering or hoisting gear, and lowering or hoisting gear drives the lifting of outer rotor brushless DC motor permanent magnet mounting device.
The course of work of outer rotor brushless DC motor permanent magnet mounting device is:
The first step, embeds permanent magnet and embeds on frame by permanent magnet;
Second step, coil electricity, adhesive permanent magnet;
3rd step, drops to external rotor inside by device, aim at the permanent magnet trough of external rotor;
4th step, guide ring assembly is ventilated, and drives pneumatic arm assembly protruding, permanent magnet is embedded permanent magnet trough;
5th step, coil blackout, release permanent magnet;
6th step, guide ring assembly discharges, and pneumatic main shaft is inwardly shunk under the effect of extension spring restoring force;
7th step, promotes device, the lower a set of permanent magnet of assembling.
Claims (5)
1. an outer rotor brushless DC motor permanent magnet mounting device, it is characterized in that: comprise bracket assembly, described bracket assembly is provided with guide ring assembly, described guide ring assembly comprises main gas tube, inflating ball, guide ring, described inflating ball is provided with a leading pore and several branch's gas ports, described leading pore is communicated with main gas tube, described guide ring is circumferentially provided with several pneumatic arm assemblies, several branch's gas ports described and several pneumatic arm assemblies connect one to one, described pneumatic arm assembly comprises pneumatic main shaft, by the aerodynamic force that guide ring assembly moves to each pneumatic arm assembly feed drive pneumatic main shaft, the first end of described pneumatic main shaft is connected with extension spring, second end of described pneumatic main shaft is provided with coil and permanent magnet embeds frame, described permanent magnet embeds frame for embedding permanent magnet, magnetic field is produced by coil electricity.
2. a kind of outer rotor brushless DC motor permanent magnet mounting device according to claim 1, it is characterized in that: described bracket assembly comprises cantilever fixed leg, described cantilever fixed leg is provided with through hole, described main gas tube is through through hole, described cantilever fixed leg is circumferentially fixed with guide ring cantilever, and described guide ring is fixed on guide ring cantilever.
3. a kind of outer rotor brushless DC motor permanent magnet mounting device according to claim 2, it is characterized in that: described cantilever fixed leg is provided with conducting ring fixed mount, described conducting ring fixed mount is fixed with positive conducting ring and negative conducting ring, described positive conducting ring and negative conducting ring give each coil power supply respectively as positive pole and negative pole.
4. a kind of outer rotor brushless DC motor permanent magnet mounting device according to claim 1, it is characterized in that: the outer circumferential side of described guide ring is provided with Pneumatic sleeve gas port, described Pneumatic sleeve gas port is connected with Pneumatic sleeve, the first end of described pneumatic main shaft is provided with piston rod, and described piston rod inserts Pneumatic sleeve.
5. a kind of outer rotor brushless DC motor permanent magnet mounting device according to claim 4, is characterized in that: the inner circumferential side of described guide ring is provided with inner gas port, and described inner gas port is connected with branch gas port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520712199.0U CN204992968U (en) | 2015-09-15 | 2015-09-15 | Dress device is shown consideration for to external rotor brushless DC motor permanent magnetism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520712199.0U CN204992968U (en) | 2015-09-15 | 2015-09-15 | Dress device is shown consideration for to external rotor brushless DC motor permanent magnetism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204992968U true CN204992968U (en) | 2016-01-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520712199.0U Active CN204992968U (en) | 2015-09-15 | 2015-09-15 | Dress device is shown consideration for to external rotor brushless DC motor permanent magnetism |
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| CN (1) | CN204992968U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105119435A (en) * | 2015-09-15 | 2015-12-02 | 浙江兆丰机电股份有限公司 | Surface mounting device for permanent magnet of external rotor brushless direct current motor |
-
2015
- 2015-09-15 CN CN201520712199.0U patent/CN204992968U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105119435A (en) * | 2015-09-15 | 2015-12-02 | 浙江兆丰机电股份有限公司 | Surface mounting device for permanent magnet of external rotor brushless direct current motor |
| CN105119435B (en) * | 2015-09-15 | 2017-09-22 | 浙江兆丰机电股份有限公司 | A kind of outer rotor brushless DC motor permanent magnet mounting device |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |