CN206865329U - A kind of brushless permanent magnet DC motor of built-in PCBA integrated boards - Google Patents
A kind of brushless permanent magnet DC motor of built-in PCBA integrated boards Download PDFInfo
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- CN206865329U CN206865329U CN201720808391.9U CN201720808391U CN206865329U CN 206865329 U CN206865329 U CN 206865329U CN 201720808391 U CN201720808391 U CN 201720808391U CN 206865329 U CN206865329 U CN 206865329U
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- end plate
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Abstract
A kind of brushless permanent magnet DC motor of built-in PCBA integrated boards, belong to brushless permanent magnet DC motor technical field of structures, include the rotating shaft at center including casing, stator chip component, preceding insulating end plate, drive end bearing bracket, rear insulating end plate, rear end cap, PCBA integrated boards and UVW three-phase enamel-covered wires, the stator chip component；Before drive end bearing bracket is fixedly installed in front of insulating end plate；Insulating end plate is fixedly installed on behind stator chip component after described, and rear end cap is fixedly installed on rear insulating end plate rear；The PCBA integrated boards are arranged between rear insulating end plate and rear end cap；Also include brass bushing, the brass bushing is socketed in rotating shaft；Controller parts and Hall element are provided with PCBA integrated boards simultaneously；PCBA integrated boards are thin flat shape；The centre bore of PCBA integrated boards is set on brass bushing, is coordinated between centre bore and brass bushing for gap；PCBA integrated boards are connected with rear insulating end plate clamping.The beneficial effects of the utility model are：Small volume, power is big, efficiency high, is adapted to the instrument of compact.
Description
Technical field
The utility model is a kind of brushless permanent magnet DC motor, more particularly to a kind of brush-less permanent magnetic of built-in PCBA integrated boards
Direct current generator, belong to brushless permanent magnet DC motor technical field of structures.
Background technology
With the continuous progress of permanent magnetism new material and power motor component, brushless direct current permanent magnet motor has obtained quickly
Development, they are widely used in the every field of industry, agricultural, national defence, Aero-Space, modern science and technology and daily life.Cause
This, in technical field of motors, rationally correctly design brushless direct current permanent magnet motor just turns into a more and more important problem.
The common design of brshless DC motor is that Hall Plate is arranged in motor, and controller is individually connected on outside motor and installed in visitor
In the complete machine of family, usual complete machine handle position, battery top, or motor afterbody, this causes the very big space of complete machine needs to solve
The certainly assembly problem of controller, so as to difficulty larger caused by the design to complete machine and space, this is also current markets
On there is bulky problem.
Utility model content
The purpose of this utility model is to be directed to above-mentioned brushless permanent magnet DC motor in the prior art, exists and pacifies Hall Plate
In motor, and controller is individually connected on outside motor and in client's complete machine, so as to the design to complete machine and space
The defects of caused larger difficulty, there is provided a kind of brushless permanent magnet DC motor of built-in PCBA integrated boards, can reach suddenly
That plate and controller are assembled on PCBA integrated boards, are arranged in motor simultaneously, so as to which the design to complete machine and space do not produce
The purpose of influence.
The utility model adopts the technical scheme that to achieve these goals：A kind of built-in PCBA integrated boards it is brushless forever
Magnetic direct current generator, including motor body, program plug receptacle, positive wire, cathode conductor, switch, the motor body include machine
Shell, stator chip component, preceding insulating end plate, drive end bearing bracket, rear insulating end plate, rear end cap, PCBA board and UVW three-phase enamel-covered wires, institute
Stating stator chip component includes the rotating shaft at center；The preceding insulating end plate is fixedly installed on before stator chip component, drive end bearing bracket
Before being fixedly installed in front of insulating end plate；Insulating end plate is fixedly installed on behind stator chip component after described, and rear end cap is fixed
It is arranged on rear insulating end plate rear；The PCBA board is arranged between rear insulating end plate and rear end cap；
Also include brass bushing, the brass bushing is socketed in rotating shaft；The PCBA board is PCBA integrated boards, PCBA integrated boards
It is upper to be provided with controller parts and Hall element simultaneously；PCBA integrated boards are thin flat shape；The center borehole jack of PCBA integrated boards
It is located on brass bushing, coordinates between centre bore and brass bushing for gap；PCBA integrated boards are connected with rear insulating end plate clamping.
The PCBA one plate thickness is 5mm.
Insulating end plate rear end is provided with 3 claws after described, and the PCBA integrated boards and 3 claw corresponding positions are provided with 3
Individual buckle, PCBA integrated boards are connected with rear insulating end plate by 3 claws and 3 buckle clampings；
Also include insulating heat-conductive silica gel piece, the rear end cap is aluminum rear end cap, and the insulating heat-conductive silica gel piece is arranged on
Between PCBA integrated boards and aluminum rear end cap, aluminum rear end cap is used for the radiating of controller parts.
Also include connector, switch is electrically connected by connector with PCBA integrated boards；Control on the PCBA integrated boards
Device parts electrically connect with the three-phase enamel-covered wire of motor body, form loop；Drawn on program plug receptacle and PCBA integrated boards
Wire electrically connects；Positive wire and cathode conductor are drawn from PCBA integrated boards, meanwhile, one end and the positive wire of switch are electrically connected
Connect, the other end and power electric connection of cathode conductor and switch, switch is connected in circuit.
Parts on the controller parts are MOSFET metal-oxide half field effect transistors and MCU micro-control units；Institute
It is Hall sensor to state Hall element.
Compared with prior art, the beneficial effects of the utility model are：This product is a kind of built-in controller brush-less permanent magnetic
Direct current generator, motor is designed using Hall Plate and controller board integral structure, and whole PCBA integrated boards are arranged on into motor
Inside, to reduce the volume of brushless electric machine and controller in client's complete machine.It is big to solve product machine volume, installation trouble is asked
Topic.
The advantages of the utility model, is as follows：
1. small volume, power is big；
2. client's complete machine easy to assembly, efficiency high；
3. motor monnolithic case is simple in construction, be adapted to the instrument of compact, such as sander, impact drill, engraving machine etc. its
It is applied to the instrument of small volume and less weight.
Brief description of the drawings
Fig. 1 is：PCBA integrated boards and stator chip component, forward and backward insulating end plate and UVW three-phase enamel-covered wire assembling main view are cutd open
View；
Fig. 2 is：Fig. 1 right view；
Fig. 3 is：Fig. 1 left view；
Fig. 4-1 is：Insulating end plate front view afterwards；
Fig. 4-2 is：Insulating end plate right view afterwards；
Fig. 4-3 is：Insulating end plate left view afterwards；
Fig. 4-4 is：Insulating end plate stereogram afterwards；
Fig. 5-1 is：Motor body front sectional view；
Fig. 5-2 is：Fig. 5-1A portions enlarged drawing；
Fig. 6 is：Motor body left view；
Fig. 7 is：Motor body right view；
Fig. 8 is：The utility model totality connection figure.
Description of reference numerals：Program plug receptacle 1, positive wire 2, cathode conductor 3, switch 4, casing 5, stator chip component
6th, rotating shaft 601, preceding insulating end plate 7, drive end bearing bracket 8, rear insulating end plate 9, claw 901, rear end cap 10, PCBA integrated boards 11, UVW tri-
Phase enamel-covered wire 12, brass bushing 13, buckle 14, insulating heat-conductive silica gel piece 15, connector 16.
Embodiment
The utility model is described in further detail with specific embodiment below in conjunction with the accompanying drawings, but not as to the utility model
Restriction.
As Figure 1-Figure 8, a kind of brushless permanent magnet DC motor of built-in PCBA integrated boards 11, including motor body, journey
Sequence plug receptacle 1, positive wire 2, cathode conductor 3, switch 4, the motor body include casing 5, stator chip component 6, it is preceding absolutely
Acies plate 7, drive end bearing bracket 8, rear insulating end plate 9, rear end cap 10, PCBA integrated boards 11 and UVW three-phases enamel-covered wire 12, the stator core
Piece component 6 includes the rotating shaft 601 at center；The preceding insulating end plate 7 is fixedly installed on before stator chip component 6, and drive end bearing bracket 8 is solid
Surely the front of insulating end plate 7 before being arranged on；Insulating end plate 9 is fixedly installed on behind stator chip component 6 after described, and rear end cap 10 is solid
Surely it is arranged on the rear rear of insulating end plate 9；
Also include brass bushing 13, the brass bushing 13 is socketed in rotating shaft 601；Control is provided with PCBA integrated boards 11 simultaneously
Device parts (not shown) and Hall element (not shown) processed；PCBA integrated boards 11 are thin flat shape；The PCBA
Integrated board 11 is arranged between rear insulating end plate 9 and rear end cap 10, and the centre bore of PCBA integrated boards 11 is set on brass bushing 13,
Coordinate between centre bore and brass bushing 13 for gap；The thickness of PCBA integrated boards 11 is 5mm.
The rear end of insulating end plate 9 is provided with 3 claws 901 after described, and the PCBA integrated boards 11 are corresponding with 3 claws 901
Place is provided with 3 buckles 14, and PCBA integrated boards 11 are connected with rear insulating end plate 9 by 3 claws 901 and 3 clampings of buckle 14；
Also include insulating heat-conductive silica gel piece 15, the rear end cap 10 is aluminum rear end cap 10, the insulating heat-conductive silica gel piece
15 are arranged between PCBA integrated boards 11 and aluminum rear end cap 10, and aluminum rear end cap 10 is used for the radiating of controller parts.
Also include connector 16, switch 4 is electrically connected by connector 16 with PCBA integrated boards 11；The PCBA integrated boards 11
On controller parts electrically connected with the UVW three-phases enamel-covered wire 12 of motor body, formed loop；Program plug receptacle 1 and PCBA
The wire electrical connection drawn on integrated board 11；Positive wire 2 and cathode conductor 3 are drawn from PCBA integrated boards 11, meanwhile, switch 4
One end electrically connected with positive wire 2, cathode conductor 3 and switch 4 the other end electrically connected with power supply (not shown), make out
Close 4 series connection in circuit.
Parts on the controller parts are MOSFET metal-oxide half field effect transistors and MCU micro-control units；
MOSFET metal-oxide half field effect transistor model FDMC8321LDC, MCU micro-control unit models DRV91680.
The Hall element is Hall sensor.The model DRV5013ADQDBZ of Hall sensor, Hall sensor exist
In brushless direct current permanent magnet motor, mainly play two, first, passing through rotor permanent magnet poles relative stator armature at its detection
The location of winding, to determine the turn-on sequence of power transistor in electronic commutation (phase) drive circuit；Two are to determine electricity
The angle of flow of transistor in son commutation (phase) circuit drives circuit, so that it is determined that the state of armature field.
One kind of embodiment described above, simply the utility model more preferably embodiment, the skill of this area
The usual variations and alternatives that art personnel are carried out in the range of technical solutions of the utility model should all be included in guarantor of the present utility model
In the range of shield.
Claims (7)
1. a kind of brushless permanent magnet DC motor of built-in PCBA integrated boards, including motor body, program plug receptacle, positive wire,
Cathode conductor, switch, the motor body include casing, stator chip component, preceding insulating end plate, drive end bearing bracket, rear insulating end plate,
Rear end cap, PCBA board and UVW three-phase enamel-covered wires, the stator chip component include the rotating shaft at center；The preceding insulating end plate is consolidated
Surely it is arranged on before stator chip component, before drive end bearing bracket is fixedly installed in front of insulating end plate；Insulating end plate is fixed and set after described
Put behind stator chip component, rear end cap is fixedly installed on rear insulating end plate rear；The PCBA board is arranged on rear insulating end
Between plate and rear end cap, it is characterised in that：
Also include brass bushing, the brass bushing is socketed in rotating shaft；The PCBA board is PCBA integrated boards, same on PCBA integrated boards
When be provided with controller parts and Hall element；PCBA integrated boards are thin flat shape；The centre bore of PCBA integrated boards is set in
On brass bushing, coordinate between centre bore and brass bushing for gap；PCBA integrated boards are connected with rear insulating end plate clamping.
A kind of 2. brushless permanent magnet DC motor of built-in PCBA integrated boards according to claim 1, it is characterised in that：It is described
PCBA one plate thickness is 5mm.
A kind of 3. brushless permanent magnet DC motor of built-in PCBA integrated boards according to claim 1, it is characterised in that：It is described
Insulating end plate rear end is provided with 3 claws afterwards, and the PCBA integrated boards and 3 claw corresponding positions are provided with 3 buckles, PCBA mono-
Body plate is connected with rear insulating end plate by 3 claws and 3 buckle clampings.
A kind of 4. brushless permanent magnet DC motor of built-in PCBA integrated boards according to claim 1, it is characterised in that：Also wrap
Include insulating heat-conductive silica gel piece, the rear end cap is aluminum rear end cap, the insulating heat-conductive silica gel piece be arranged on PCBA integrated boards with
Between aluminum rear end cap.
A kind of 5. brushless permanent magnet DC motor of built-in PCBA integrated boards according to claim 1, it is characterised in that：Also wrap
Connector is included, switch is electrically connected by connector with PCBA integrated boards；Controller parts and electricity on the PCBA integrated boards
The three-phase enamel-covered wire electrical connection of owner's body；Program plug receptacle electrically connects with the wire drawn on PCBA integrated boards；Positive wire and
Cathode conductor is drawn from PCBA integrated boards, meanwhile, one end of switch electrically connects with positive wire, and cathode conductor is another with switch
End and power electric connection.
A kind of 6. brushless permanent magnet DC motor of built-in PCBA integrated boards according to claim 1, it is characterised in that：It is described
The parts of controller parts are MOSFET metal-oxide half field effect transistors and MCU micro-control units.
A kind of 7. brushless permanent magnet DC motor of built-in PCBA integrated boards according to claim 1, it is characterised in that：It is described
Hall element is Hall sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720808391.9U CN206865329U (en) | 2017-07-05 | 2017-07-05 | A kind of brushless permanent magnet DC motor of built-in PCBA integrated boards |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720808391.9U CN206865329U (en) | 2017-07-05 | 2017-07-05 | A kind of brushless permanent magnet DC motor of built-in PCBA integrated boards |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206865329U true CN206865329U (en) | 2018-01-09 |
Family
ID=60828476
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720808391.9U Active CN206865329U (en) | 2017-07-05 | 2017-07-05 | A kind of brushless permanent magnet DC motor of built-in PCBA integrated boards |
Country Status (1)
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|---|---|
| CN (1) | CN206865329U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113141081A (en) * | 2021-04-23 | 2021-07-20 | 浙江乐歌智能驱动科技有限公司 | Brushless DC motor with built-in controller |
-
2017
- 2017-07-05 CN CN201720808391.9U patent/CN206865329U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113141081A (en) * | 2021-04-23 | 2021-07-20 | 浙江乐歌智能驱动科技有限公司 | Brushless DC motor with built-in controller |
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