CN204967584U - Miniature brushless DC motor of built -in controller - Google Patents
Miniature brushless DC motor of built -in controller Download PDFInfo
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- CN204967584U CN204967584U CN201520643747.9U CN201520643747U CN204967584U CN 204967584 U CN204967584 U CN 204967584U CN 201520643747 U CN201520643747 U CN 201520643747U CN 204967584 U CN204967584 U CN 204967584U
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Abstract
The utility model discloses a miniature brushless DC motor of built -in controller relates to motor technical field, including iron -clad (1), end cover (2), stator module (3) and rotor subassembly (4), the motor starts and to move required position sensor, driver and binding post integrated on one PCB board (31), and PCB board (31) set up the one end in stator module (3), and laminate on iron -clad (1) inner wall stator module (3), and end cover (2) and iron -clad (1) are fixed, form an integral motor. The utility model discloses with original position sensor and driver integration on a PCB board, motor appearance and mounting dimension have brush micro motor unanimous with the standard construction, the motor has brushless motor's an advantage in the performance like this, structurally can substitute directly micro direct current motor, the wide application is in fields such as car, intelligent small household appliances and various intelligent actuating mechanism.
Description
Technical field
The utility model relates to technical field of motors, especially a kind of miniature brushless direct-current motor of built-in controller.
Background technology
Namely brshless DC motor is that synchronous machine is added electronic controller, controls the frequency of stator rotating magnetic field and the speed feedback of rotor is repeatedly corrected to controller, to reaching the mode close to direct current machine characteristic.At present on the market, brshless DC motor is miniature brushless direct-current motor particularly, motor appearance structure does not form standard series, difference on brush micromachine appearance structure is large with having, and great majority adopt controller and motor separating type, which increase assembly space, mostly will redesign when brshless DC motor is applied in different products, structure cannot be done directly substitute has brush micromachine.
The brshless DC motor of built-in controller is disclosed in Chinese utility model patent specification CN200987115Y, the control circuit of motor adopts multifunctional control board, multifunctional control board is arranged on the rear end face of motor, the rear end face of multifunctional control board and motor cover by back cover, this multifunctional control board is provided with start-stop controller, brake controller, positive and negative controller, rotational speed governor, over-current detector, rotor position detector, MOS driver and processor, this motor is by built-in for the controller volume reducing electric system, open back cover just to keep in repair control board, but the controller of this structure is comparatively complicated, be applicable to large-size machine, for micromachine, or the built-in of controller cannot be realized.
Utility model content
The utility model proposes a kind of miniature brushless direct-current motor of built-in controller, solve miniature brushless direct-current motor controller external, and directly cannot substitute the problem of brush motor.
The technical solution of the utility model is achieved in that
A miniature brushless direct-current motor for built-in controller, comprises iron-clad, end cap, stator module and rotor assembly.Stator module is fitted on iron-clad inwall, rotor assembly is arranged in the hollow part of stator module, end cap and iron-clad are fixed, form an integral type motor, electric motor starting and operation desired location transducer, driver and binding post are integrated on a pcb board, and pcb board is arranged on one end of stator module.
As preferably, the coil that stator module also comprises stator core and is wrapped on stator core, and be provided with end plate at stator module two ends, pcb board is fixed on end plate, electric component on pcb board dispels the heat by iron-clad, extends the useful life of pcb board, reduces maintenance rate.
As preferably, rotor assembly comprises axle core, and axle core is fixed with magnet ring, and axle core one end is fixed with aluminium meson, and be also fixed with copper meson at axle core and magnet ring intersection, copper meson is fixed on axle core, and the copper meson position crossing with axle core is provided with balance glue.
As preferably, in end cap, be provided with rolling bearing, axle core is fixedly mounted in stator module by rolling bearing.
The utility model is by providing a kind of miniature brushless direct-current motor of built-in controller, its beneficial effect is: original position transducer and driver are integrated on a pcb board, motor external form and installation dimension have brush micromachine consistent with normal structure, such motor has the advantage of brushless electric machine in performance, structure directly can substitute DC micromotor, be widely used in automobile, the fields such as intelligent small household appliances and various Intelligent Actuators.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is general structure schematic diagram of the present utility model;
Fig. 2 is the cutaway view of the utility model specific embodiment middle cover;
Fig. 3 is the cutaway view of the utility model specific embodiment rotor assembly;
Fig. 4 is the cutaway view of the utility model specific embodiment end cap.
In figure: 1-iron-clad; 2-end cap; 3-stator module; 4-rotor assembly; 21-rolling bearing; 31-PCB plate; 32-position transducer; 33-driver; 34-binding post; 35-stator core; 36-coil; 37-end plate; 41-axle core; 42-magnet ring; 43-aluminium meson; 44-copper meson; 45-balances glue.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
The miniature brushless direct-current motor of a kind of built-in controller as shown in Figure 1, be made up of iron-clad 1, end cap 2, stator module 3 and rotor assembly 4, stator module 3 is fitted on iron-clad 1 inwall, rotor assembly 4 is arranged in the hollow part of stator module 3, end cap 2 is fixed with iron-clad 1, form an integral type motor, just can connect power supply easily by binding post 34, realize Fast Installation and the dismounting of motor.
As shown in Figure 2, stator module 3 is made up of stator core 35 and the coil 36 be wrapped on stator core 35, end plate 37 is provided with at the two ends end of stator core 35, the end plate 37 of side is fixed with one piece of pcb board 31, electric motor starting and operation desired location transducer 32, driver 33 and binding post 34 are all integrated on pcb board 31, one piece of pcb board 31 just can play: accept the startup of motor, stopping, brake signal, to control the startup of motor, stopping and braking; Accept position sensor signal and rotating signal, produce continuous torque; Accept speed command and feedback speed signal, be used for the effects such as controlling and adjustment rotating speed, and be fixed on end plate by pcb board 31, the electric component on pcb board 31 dispels the heat by iron-clad, extends the useful life of pcb board 31, reduces maintenance rate.
As shown in Figure 3, rotor assembly 4 is made up of axle core 41 and the magnet ring 42 be fixed on axle core 1, axle core 41 one end is fixed with aluminium meson 43, copper meson 44 is also fixed with at axle core 41 and magnet ring 42 intersection, copper meson 44 is fixed on axle core 41, and copper meson 44 position crossing with axle core 41 is provided with and balances glue 45.
As shown in Figure 4, end cap 2 is provided with rolling bearing 21, axle core 41 is fixedly mounted in stator module 3 by rolling bearing 21.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection range of the present utility model.
Claims (7)
1. the miniature brushless direct-current motor of a built-in controller, comprise iron-clad (1), end cap (2), stator module (3) and rotor assembly (4), described end cap (2) is fixed with iron-clad (1), described stator module (3) is fitted on iron-clad (1) inwall, described rotor assembly (4) is arranged in the hollow part of stator module (3), it is characterized in that: described stator module (3) one end is provided with pcb board (31), described pcb board (31) is provided with position transducer (32), driver (33) and binding post (34).
2. the miniature brushless direct-current motor of a kind of built-in controller according to claim 1, is characterized in that: described stator module also comprises stator core (35) and is wrapped in the coil (36) on stator core (35).
3. the miniature brushless direct-current motor of a kind of built-in controller according to claim 1, it is characterized in that: described stator module (3) two ends are provided with end plate (37), described pcb board (31) is fixed on described end plate (37).
4. the miniature brushless direct-current motor of a kind of built-in controller according to claim 1, it is characterized in that: described rotor assembly (4) comprises axle core (41), magnet ring (42), described magnet ring (42) is fixed on described axle core (41).
5. the miniature brushless direct-current motor of a kind of built-in controller according to claim 4, it is characterized in that: described axle core (41) one end is provided with aluminium meson (43), and described aluminium meson (43) is fixed on described axle core (41).
6. the miniature brushless direct-current motor of a kind of built-in controller according to claim 4, it is characterized in that: be also fixed with copper meson (44) at described axle core and magnet ring (42) intersection, described copper meson (44) is fixed on described axle core (41), and copper meson (44) position crossing with axle core (41) is provided with and balances glue (45).
7. the miniature brushless direct-current motor of a kind of built-in controller according to claim 4, it is characterized in that: be provided with rolling bearing (21) in described end cap (2), described axle core (41) is fixedly mounted in stator module (3) by described rolling bearing (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520643747.9U CN204967584U (en) | 2015-08-24 | 2015-08-24 | Miniature brushless DC motor of built -in controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520643747.9U CN204967584U (en) | 2015-08-24 | 2015-08-24 | Miniature brushless DC motor of built -in controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204967584U true CN204967584U (en) | 2016-01-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520643747.9U Expired - Fee Related CN204967584U (en) | 2015-08-24 | 2015-08-24 | Miniature brushless DC motor of built -in controller |
Country Status (1)
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| CN (1) | CN204967584U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105099117A (en) * | 2015-08-24 | 2015-11-25 | 深圳乘方电机有限公司 | Micro brushless direct-current motor with built-in controller |
-
2015
- 2015-08-24 CN CN201520643747.9U patent/CN204967584U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105099117A (en) * | 2015-08-24 | 2015-11-25 | 深圳乘方电机有限公司 | Micro brushless direct-current motor with built-in controller |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160113 Termination date: 20210824 |