CN108418377B - Permanent magnet brushless coreless aluminum nitride ultra-thick copper-clad planar coil motor - Google Patents
Permanent magnet brushless coreless aluminum nitride ultra-thick copper-clad planar coil motor Download PDFInfo
- Publication number
- CN108418377B CN108418377B CN201810402044.5A CN201810402044A CN108418377B CN 108418377 B CN108418377 B CN 108418377B CN 201810402044 A CN201810402044 A CN 201810402044A CN 108418377 B CN108418377 B CN 108418377B
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- Prior art keywords
- end cover
- aluminum nitride
- permanent magnet
- box body
- block
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K23/00—DC commutator motors or generators having mechanical commutator; Universal AC/DC commutator motors
- H02K23/58—Motors or generators without iron cores
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
- H02K11/30—Structural association with control circuits or drive circuits
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K23/00—DC commutator motors or generators having mechanical commutator; Universal AC/DC commutator motors
- H02K23/68—Structural association with auxiliary mechanical devices, e.g. with clutches or brakes
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/04—Windings characterised by the conductor shape, form or construction, e.g. with bar conductors
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/10—Casings or enclosures characterised by the shape, form or construction thereof with arrangements for protection from ingress, e.g. water or fingers
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/22—Auxiliary parts of casings not covered by groups H02K5/06-H02K5/20, e.g. shaped to form connection boxes or terminal boxes
- H02K5/225—Terminal boxes or connection arrangements
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/02—Arrangements for cooling or ventilating by ambient air flowing through the machine
- H02K9/04—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/64—Electric machine technologies in electromobility
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Windings For Motors And Generators (AREA)
- Motor Or Generator Frames (AREA)
Abstract
The invention relates to the technical field of motors, in particular to a permanent magnet brushless coreless aluminum nitride super-thick copper-clad planar coil motor, which comprises a main end cover, wherein an upper end cover is arranged on the bottom surface of the main end cover, a coil disc is arranged on the side surface of the main end cover, a coil is arranged in the coil disc, a plurality of permanent magnets corresponding to the positions of the coil are arranged in the upper end cover, a commutator is arranged in an inner hole of the coil disc in a matching manner, a rotating shaft extending into the inner hole of the permanent magnet is arranged on the side surface of the main end cover in a penetrating manner, a box body is arranged on the bottom surface of the upper end cover in a penetrating manner, an aluminum nitride ceramic copper-clad substrate is arranged on the bottom surface of the inner part of the box body, the box body is connected with the upper end cover through a plurality of fixing mechanisms, and the fixing mechanisms comprise a fixing block and two long strips. According to the invention, the circuit board used by the motor adopts the aluminum nitride ceramic copper-clad substrate, so that the bonding strength between the circuit board and metal is improved, and the application range of the aluminum nitride ceramic copper-clad substrate is enlarged.
Description
Technical Field
The invention relates to the technical field of motors, in particular to a permanent magnet brushless coreless aluminum nitride ultra-thick copper-clad planar coil motor.
Background
With the advent and application of copper-ceramic eutectic bonding substrates, new changes are brought to the installation and design of modules, the copper-ceramic eutectic bonding substrates become irreplaceable key materials in the new generation of module packaging technology, and aluminum nitride ceramics are well known to have the advantages of higher heat conductivity, good thermal expansion coefficient, good matching with silicon and the like, and have electrical and mechanical properties similar to those of aluminum 2O3 ceramics, and are widely used in electronic packaging, but because the copper-ceramic eutectic bonding substrates belong to compounds with stronger covalent bonds, the application of the copper-ceramic eutectic bonding substrates is difficult to form metallization on the surfaces of the copper-ceramic eutectic bonding substrates, the application of the copper-ceramic eutectic bonding substrates is limited to a certain extent, and the circuit boards and motors are troublesome to install and detach, so that the detaching progress of the circuit boards is affected, and the working efficiency is reduced.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides a permanent magnet brushless coreless aluminum nitride super-thick copper-clad planar coil motor.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the utility model provides a permanent magnet brushless coreless aluminum nitride super thick copper-clad planar coil motor, includes the main end cover, the upper end cover is installed to the bottom surface of main end cover, the side-mounting of main end cover has the coil panel, and the inside of coil panel is equipped with the coil, the inside of upper end cover is equipped with a plurality of permanent magnets that correspond with the coil position, the matching is installed in the hole of coil panel has the commutator, the side of main end cover runs through and is equipped with the pivot that extends to in the permanent magnet hole, the bottom surface of upper end cover runs through and is equipped with the box body, the inside bottom surface of box body is equipped with aluminum nitride pottery and covers the copper base plate, the box body is connected with the upper end cover through a plurality of fixed establishment, fixed establishment includes fixed block and two rectangular pieces, and two rectangular pieces are installed the bottom surface at the upper end cover, and two rectangular pieces are located the both sides of fixed block, and the mounting groove has all been seted up to the bottom surface of two rectangular pieces, and two mounting grooves keep away from the one end of fixed block and are equipped with the stopper, and the inside of two mounting grooves all installs the mounting block, are equipped with the telescopic link respectively between two mounting block and two stopper, the one end, the bottom surface and the side-mounted with the telescopic link is connected with the concave spring through the side-mounted with the side-mounted telescopic link, the inside the telescopic link.
Preferably, the bottom of the box body is provided with a plurality of heat dissipation holes, and the bottom of the box body is provided with a filter screen corresponding to the plurality of heat dissipation holes.
Preferably, the bottom surface of the fixed block is provided with a sliding groove extending to the side surface of the fixed block, the inner bottom surface of the concave part is provided with a sliding block corresponding to the sliding groove, and one end of the sliding block extends to the inside of the sliding groove, so that the side surface of the sliding block slides along the side surface of the sliding groove.
Preferably, the fixing mechanism is at least two and symmetrically arranged.
Preferably, the telescopic rod comprises a pipe, one end of the pipe is installed on the side face of the installation block, the other end of the pipe is inserted with the installation rod, the installation rod slides along the inner wall of the pipe, and one end of the installation rod, far away from the pipe, is connected with the movable block.
Preferably, a groove corresponding to the telescopic rod is formed in the side face of the limiting block, a fixed shaft is arranged in the groove, and the movable block is sleeved on the fixed shaft, so that the movable block slides along the surface of the fixed shaft.
The permanent magnet brushless coreless aluminum nitride ultra-thick copper-clad planar coil motor provided by the invention has the beneficial effects that: according to the invention, the circuit board used by the motor adopts the aluminum nitride ceramic copper-clad substrate, so that the bonding strength between the circuit board and metal is improved, and the application range of the aluminum nitride ceramic copper-clad substrate is enlarged; through adding fixed establishment for improve the stability of being connected between box body and the upper end cover, be convenient for the dismantlement of aluminium nitride pottery copper-clad substrate when the installation of convenient box body dismantlement. The film thickness of the aluminum nitride ceramic copper-clad substrate is between 60 micrometers and 300 micrometers, so that the current carrying capacity of the aluminum nitride ceramic copper-clad substrate is improved, the problem of insufficient current supply of a high-current motor is solved, and meanwhile, the aluminum nitride has good heat conductivity, and the heat dissipation problem is solved.
Drawings
FIG. 1 is a schematic diagram of a permanent magnet brushless coreless aluminum nitride ultra-thick copper-clad planar coil motor;
FIG. 2 is a schematic structural diagram of a permanent magnet brushless coreless aluminum nitride ultra-thick copper-clad planar coil motor fixing mechanism;
FIG. 3 is a schematic diagram of the internal structure of a rectangular block of a permanent magnet brushless coreless aluminum nitride ultra-thick copper-clad planar coil motor according to the present invention;
FIG. 4 is a schematic diagram showing the connection structure of a fixed block and a concave part of a permanent magnet brushless coreless aluminum nitride ultra-thick copper-clad planar coil motor;
fig. 5 is a schematic diagram of a coil disc and a coil connection structure of a permanent magnet brushless coreless aluminum nitride ultra-thick copper-clad planar coil motor according to the present invention.
In the figure: coil panel 1, pivot 2, commutator 3, main end cover 4, upper end cover 5, permanent magnet 6, rectangular piece 7, concave part 8, filter screen 9, louvre 10, aluminium nitride pottery copper base plate 11, box body 12, fixed block 13, slider 14, spout 15, mounting groove 16, mounting block 17, spring 18, stopper 19, coil 20, recess 21, fixed axle 22, installation pole 23, pipe fitting 24, movable block 25.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
Referring to fig. 1-5, a permanent magnet brushless coreless aluminum nitride super-thick copper-clad planar coil motor comprises a main end cover 4, wherein an upper end cover 5 is installed on the bottom surface of the main end cover 4, a coil disc 1 is installed on the side surface of the main end cover 4, a coil 20 is arranged in the coil disc 1, a plurality of permanent magnets 6 corresponding to the positions of the coil 20 are arranged in the upper end cover 5, a commutator 3 is installed in an inner hole of the coil disc 1 in a matching manner, a rotating shaft 2 extending into the inner hole of the permanent magnets 6 is arranged on the side surface of the main end cover 4 in a penetrating manner, and after the coil 20 and the commutator 3 are electrified, the rotating shaft 2 is driven to rotate under the combined action of the coil 20 and the plurality of permanent magnets 6, and the commutator 3 is used for changing the electromagnetic direction, so that the rotating direction of the rotating shaft 2 is changed.
The bottom surface of upper end cover 5 runs through and is equipped with box body 12, the inside bottom surface of box body 12 is equipped with aluminium nitride pottery and covers copper base plate 11, the thick membrane on the aluminium nitride pottery covers copper base plate 11 is between 60 microns to 300 microns, make aluminium nitride pottery cover copper base plate electric current bearing capacity improve, solve the problem of heavy current motor electric current supply inadequately, the good heat conductivity of aluminium nitride solves the heat dissipation problem simultaneously, a plurality of louvre 10 have been seted up to the bottom of box body 12, filter screen 9 that corresponds with a plurality of louvre 10 position is installed to the bottom of box body 12, through adding louvre 10 for discharge the heat in the box body 12, through adding filter screen 9, avoid external dust to get into in the box body 12, prevent that the dust from being stained with and lead to the fact the high temperature to influence the normal use of aluminium nitride pottery cover copper base plate 11 at aluminium nitride pottery cover copper base plate 11 surface.
The box body 12 is connected with the upper end cover 5 through a plurality of fixed establishment, fixed establishment is equipped with two and symmetrical arrangement at least, improve the stability of being connected between box body 12 and the upper end cover 5, fixed establishment includes fixed block 13 and two rectangular pieces 7, fixed block 13 and two rectangular pieces 7 install the bottom surface at the upper end cover 5, two rectangular pieces 7 are located the both sides of fixed block 13, mounting groove 16 has all been seted up to the bottom surface of two rectangular pieces 7, two mounting groove 16 are kept away from the one end of fixed block 13 and are equipped with stopper 19, the installation piece 17 is all installed to the inside of two mounting groove 16, be equipped with the telescopic link between two installation piece 17 and the two stopper 19 respectively, the one end and the installation piece 17 of telescopic link are connected, the other end of telescopic link passes through movable block 25 and stopper 19 swing joint, make installation piece 17 slide along the side of mounting groove 16, the last spring 18 that cup joints of telescopic link, the both ends of spring 18 are connected with movable block 25 and installation piece 17 respectively, the recess 21 that corresponds with the telescopic link position has been seted up to the side of stopper 19, the inside of recess 21 is equipped with fixed axle 22, movable block 25 cup joints on fixed axle 22 makes movable block 25 carry out the fixed axle 25 and the fixed axle 25 is rotated in the fixed position 25, the fixed axle 25 is rotated in the fixed position 25 and is fixed joint 25, the movable block is rotated in the fixed position 25, and is rotated and is fixed 25 and is fixed in the process.
The telescopic link includes pipe fitting 24, and the one end of pipe fitting 24 is installed in the side of installation piece 17, and the other end of pipe fitting 24 peg graft has installation pole 23 for installation pole 23 slides along the inner wall of pipe fitting 24, and the one end that pipe fitting 24 was kept away from to installation pole 23 is connected with movable block 25, through adding the telescopic link, improves the stability of swing joint between installation piece 17 and stopper 19, avoids the position of installation piece 17 to take place the skew for adjust the length of telescopic link according to the length of fixed block 13.
The concave part 8 is connected between the bottom surfaces of the two mounting blocks 17, the inner bottom surface of the concave part 8 is in contact with the bottom surface of the fixed block 13, the bottom surface of the fixed block 13 is provided with the sliding groove 15 extending to the side surface of the fixed block 13, the inner bottom surface of the concave part 8 is provided with the sliding block 14 corresponding to the position of the sliding groove 15, one end of the sliding block 14 extends to the inside of the sliding groove 15, the side surface of the sliding block 14 slides along the side surface of the sliding groove 15, the sliding groove 15 and the sliding block 14 are added to improve the stability of the concave part 8 clamped on the fixed block 13, and the concave part 8 moves in an arc shape when being far away from the fixed block 13, so that the sliding block 14 moves in the sliding groove 15.
Working principle: when dismantling aluminium nitride pottery copper-clad substrate 11, pulling concave part 8 earlier, at the in-process that concave part 8 removed, installation piece 17 rotates on stopper 19 through the telescopic link to make things convenient for concave part 8 to keep away from fixed block 13, be convenient for separate box body 12 and upper end cover 5, thereby take out aluminium nitride pottery copper-clad substrate 11 in the box body 12.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (6)
1. The utility model provides a permanent magnet brushless coreless aluminum nitride super-thick copper-clad planar coil motor, includes main end cover (4), upper end cover (5) are installed to the bottom surface of main end cover (4), coil panel (1) are installed to the side-mounting of main end cover (4), the inside of coil panel (1) is equipped with coil (20), the inside of upper end cover (5) is equipped with a plurality of permanent magnets (6) that correspond with coil (20) position, install commutator (3) in the hole of coil panel (1), the side-mounting of main end cover (4) runs through and is equipped with pivot (2) that extend to in permanent magnet (6) hole, a serial communication port, the bottom surface of upper end cover (5) runs through and is equipped with box body (12), the inside bottom surface of box body (12) is equipped with aluminum nitride pottery copper-clad substrate (11), box body (12) are connected with upper end cover (5) through a plurality of fixed establishment, fixed establishment includes fixed block (13) and two rectangular pieces (7), fixed block (13) and two rectangular pieces (7) are installed in the hole of coil panel (1), the side-mounting of two rectangular pieces (7) are equipped with two rectangular pieces (16) and are located two rectangular piece (13) and are located two fixed block (16) both sides (13), the inside of two mounting grooves (16) is all installed installation piece (17), is equipped with the telescopic link between two installation piece (17) and two stopper (19) respectively, the one end and the installation piece (17) of telescopic link are connected, and the other end of telescopic link passes through movable block (25) and stopper (19) swing joint for installation piece (17) are along the side of mounting groove (16) slip, cup jointed spring (18) on the telescopic link, the both ends of spring (18) are connected with movable block (25) and installation piece (17) respectively, are connected with concave part (8) between the bottom surface of two installation piece (17), the inside bottom surface of concave part (8) and the bottom surface contact of fixed block (13).
2. The permanent magnet brushless coreless aluminum nitride ultra-thick copper-clad planar coil motor as claimed in claim 1, wherein a plurality of heat dissipation holes (10) are formed in the bottom of the box body (12), and a filter screen (9) corresponding to the positions of the plurality of heat dissipation holes (10) is mounted at the bottom of the box body (12).
3. The permanent magnet brushless coreless aluminum nitride ultra-thick copper-clad planar coil motor as claimed in claim 1, wherein a chute (15) extending to the side surface of the fixed block (13) is formed in the bottom surface of the fixed block (13), a sliding block (14) corresponding to the chute (15) is mounted on the inner bottom surface of the concave part (8), and one end of the sliding block (14) extends into the chute (15) so that the side surface of the sliding block (14) slides along the side surface of the chute (15).
4. The permanent magnet brushless coreless aluminum nitride ultra-thick copper-clad planar coil motor of claim 1 wherein said securing means is provided in at least two symmetrical arrangements.
5. The permanent magnet brushless coreless aluminum nitride ultra-thick copper-clad planar coil motor as claimed in claim 1, wherein the telescopic rod comprises a pipe fitting (24), one end of the pipe fitting (24) is installed on the side face of the installation block (17), the other end of the pipe fitting (24) is inserted with an installation rod (23), the installation rod (23) slides along the inner wall of the pipe fitting (24), and one end, far away from the pipe fitting (24), of the installation rod (23) is connected with the movable block (25).
6. The permanent magnet brushless coreless aluminum nitride ultra-thick copper-clad planar coil motor as claimed in claim 1, wherein a groove (21) corresponding to the telescopic rod is formed in the side face of the limiting block (19), a fixed shaft (22) is arranged in the groove (21), and the movable block (25) is sleeved on the fixed shaft (22) so that the movable block (25) slides along the surface of the fixed shaft (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810402044.5A CN108418377B (en) | 2018-04-28 | 2018-04-28 | Permanent magnet brushless coreless aluminum nitride ultra-thick copper-clad planar coil motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810402044.5A CN108418377B (en) | 2018-04-28 | 2018-04-28 | Permanent magnet brushless coreless aluminum nitride ultra-thick copper-clad planar coil motor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108418377A CN108418377A (en) | 2018-08-17 |
| CN108418377B true CN108418377B (en) | 2023-09-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810402044.5A Active CN108418377B (en) | 2018-04-28 | 2018-04-28 | Permanent magnet brushless coreless aluminum nitride ultra-thick copper-clad planar coil motor |
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| CN (1) | CN108418377B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6016237A (en) * | 1991-11-22 | 2000-01-18 | Fujitsu Limited | Shaft construction of a disk drive |
| CN204013168U (en) * | 2014-06-24 | 2014-12-10 | 东莞市吉铼升电机有限公司 | A kind of flat DC permanent magnet iron-core-free brushless motor for ultra-thin DVD |
| CN104578652A (en) * | 2013-10-28 | 2015-04-29 | Up电机有限公司 | Single-pole coil motor |
| CN206272412U (en) * | 2016-12-22 | 2017-06-20 | 中智电气南京有限公司 | A kind of permanent-magnet alternating current servo motor |
| CN208028754U (en) * | 2018-04-28 | 2018-10-30 | 深圳市永盛微波技术有限公司 | A kind of brushless, permanently iron-core-free aluminium nitride super thick covers copper planar coil motor |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102447363A (en) * | 2010-09-30 | 2012-05-09 | 艾默生电气公司 | Line-start permanent-magnet brushless motor with aluminum windings |
-
2018
- 2018-04-28 CN CN201810402044.5A patent/CN108418377B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6016237A (en) * | 1991-11-22 | 2000-01-18 | Fujitsu Limited | Shaft construction of a disk drive |
| CN104578652A (en) * | 2013-10-28 | 2015-04-29 | Up电机有限公司 | Single-pole coil motor |
| CN204013168U (en) * | 2014-06-24 | 2014-12-10 | 东莞市吉铼升电机有限公司 | A kind of flat DC permanent magnet iron-core-free brushless motor for ultra-thin DVD |
| CN206272412U (en) * | 2016-12-22 | 2017-06-20 | 中智电气南京有限公司 | A kind of permanent-magnet alternating current servo motor |
| CN208028754U (en) * | 2018-04-28 | 2018-10-30 | 深圳市永盛微波技术有限公司 | A kind of brushless, permanently iron-core-free aluminium nitride super thick covers copper planar coil motor |
Non-Patent Citations (1)
| Title |
|---|
| 永磁器件和永磁元件的电磁充磁设备;姚燕,姚云甫;磁性材料及器件(04);全文 * |
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| CN108418377A (en) | 2018-08-17 |
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