CN201266874Y - Permanent-magnet brushless DC motor - Google Patents
Permanent-magnet brushless DC motor Download PDFInfo
- Publication number
- CN201266874Y CN201266874Y CNU2008201649283U CN200820164928U CN201266874Y CN 201266874 Y CN201266874 Y CN 201266874Y CN U2008201649283 U CNU2008201649283 U CN U2008201649283U CN 200820164928 U CN200820164928 U CN 200820164928U CN 201266874 Y CN201266874 Y CN 201266874Y
- Authority
- CN
- China
- Prior art keywords
- rotor
- direct current
- motor
- stator
- brushless motor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 229920003023 plastic Polymers 0.000 claims abstract description 45
- 239000004033 plastic Substances 0.000 claims abstract description 45
- 229910000976 Electrical steel Inorganic materials 0.000 claims abstract description 22
- 238000002347 injection Methods 0.000 claims abstract description 12
- 239000007924 injection Substances 0.000 claims abstract description 12
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 10
- 239000010959 steel Substances 0.000 claims abstract description 10
- 238000004804 winding Methods 0.000 claims abstract description 9
- 238000009413 insulation Methods 0.000 claims description 16
- 230000005389 magnetism Effects 0.000 claims description 4
- 238000001746 injection moulding Methods 0.000 abstract description 5
- 239000000463 material Substances 0.000 abstract description 5
- 238000004080 punching Methods 0.000 abstract description 3
- 239000002699 waste material Substances 0.000 abstract description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract 2
- 238000007789 sealing Methods 0.000 abstract 2
- 229910052742 iron Inorganic materials 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000010276 construction Methods 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 238000012536 packaging technology Methods 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 238000007634 remodeling Methods 0.000 description 1
- 238000010618 wire wrap Methods 0.000 description 1
Images
Classifications
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P80/00—Climate change mitigation technologies for sector-wide applications
- Y02P80/30—Reducing waste in manufacturing processes; Calculations of released waste quantities
Landscapes
- Brushless Motors (AREA)
Abstract
The utility model discloses a permanent magnet direct current brushless motor, comprising a plastic sealing direct current brushless motor stator and a direct current brushless motor rotor. The direct current brushless motor rotor is integrated in to a whole by injection molding of a rotor terminal pad which is formed by punching, rotor insulating plastic and a rotor interface steel plate; and the plastic sealing direct current brushless motor stator is integrated in to a whole by the injection molding of stator insulating plastic, a silicon-steel sheet component and winding. The direct brushless motor rotor adopts the one-time injection molding by the rotor insulating plastic and the stator silicon steel sheet structure is formed by adopting split-body combination and supraposition and riveting; the material waste caused by integral pressing of the silicon steel sheet of the general motor is reduced, the material cost is reduced and the direct current brushless motor rotor is sealed by plastics; the permanent iron sheets of the direct current brushless motor rotor are regularly and uniformly bonded at the periphery of the rotor terminal pad which is molded by punching of the outer rotor; and the bottom of the rotor molds the connecting steel plates into one body by injection molding and carries out one-time injection connection, thus guaranteeing the precision of connection with the external interface.
Description
Technical field
The utility model relates to a kind of dc brushless motor, particularly relates to adopting new technology and the motor stator of new construction and the non-brush permanent-magnet DC motor of rotor.
Background technology
A large amount of dc brushless motors that use on prior art such as the market, its rotor and stator are fixed on motor housing or the motor base after normally silicon steel sheet and coil winding form, its coil exposes in air, and insulating motor coil paint scratch or high-voltage breakdown all work the mischief to human body safety.Simultaneously, the silicon steel sheet of its motor adopts whole punch forming, has caused waste of material.As the patent No. is that ZL02266775.x China utility model patent discloses a kind of permanent magnet DC motor, and this patent is directly installed on rotor and magnetic shoe on the end cap exactly, and its rotor and ironcore choke all expose in air; And this motor also has traditional brush assembly.This patented technology scheme has just simply carried out original permanent magnet DC motor partly improving, and is convenient to make and install, and efficiency of motor and security performance do not have too big raising.
Summary of the invention
Technical problem to be solved in the utility model is the present situation at prior art, provides integrated modeization, modularization in one, has low-noise high-efficiency, and is simple in structure, and dependable performance safety is easy for installation, is fit to the non-brush permanent-magnet DC motor of producing in enormous quantities.
The present invention solves the problems of the technologies described above the technical scheme that is adopted: non-brush permanent-magnet DC motor, comprise plastic package brushless direct current motor stator and dc brushless motor rotor, the technical measures of taking comprise: the dc brushless motor rotor constitutes one by stamping forming rotor terminal pad, rotor insulation plastics and rotor interface steel plate through injection mo(u)lding; The plastic package brushless direct current motor stator constitutes one with coiling through injection mo(u)lding by stator insulation plastics, silicon steel sheet assembly.
Concrete technical measures also comprise:
Be bonded with equally distributed permanent magnetism sheet through tack coat around the rotor terminal pad inner chamber of above-mentioned dc brushless motor rotor.
The high-precision external connection interface section place of the above-mentioned direct injection mo(u)lding of stator insulation plastics in the plastic package brushless direct current motor stator.
Above-mentioned plastic package brushless direct current motor stator is provided with movable winding terminal clamp, and the winding terminal clamp is used to block fixedly wire wrap terminal.
Silicon steel sheet assembly in the above-mentioned plastic package brushless direct current motor stator is formed by the first split silicon steel sheet and the second split silicon steel sheet combined riveting.
Be installed with the Hall element feedback component through securing member on the stator insulation plastics of above-mentioned plastic package brushless direct current motor stator.
At least three hall sensing heads are arranged on the above-mentioned Hall element feedback component.
Above-mentioned rotor interface steel plate center has cubic interface or the internal spline interface that is used for the output of dc brushless motor rotor dynamic.
Compared with prior art, the dc brushless motor rotor of the utility model employing adopts rotor insulation plastics single injection-molded and stator silicon steel structure to adopt split combination, stack to rivet and form; Reduce the waste of material that the whole punching press of common electric machine stator silicon steel sheet causes, reduced material cost, and with this dc brushless motor rotor plastic packaging; The permanent magnet pieces of its dc brushless motor rotor evenly is adhered to around the external rotor punch forming rotor terminal pad regularly, rotor bottom will connect steel plate by injection mo(u)lding and be injection molded into one, and disposable injection moulding connects, and has guaranteed the precision that is connected with external interface.
Description of drawings
Fig. 1 is the assembling full section schematic diagram of the utility model embodiment;
Fig. 2 is the plastic package brushless direct current motor stator full section schematic diagram among Fig. 1;
Fig. 3 is the dc brushless motor rotor full section schematic diagram among Fig. 1;
Fig. 4 is the plastic package brushless direct current motor rotor silicon steel sheet lamination schematic diagram among Fig. 1.
Embodiment
Embodiment describes in further detail the present invention below in conjunction with accompanying drawing.It is as follows that the accompanying drawing of each components and parts is drawn label declaration among the figure:
Figure grade explanation: plastic package brushless direct current motor stator 1, dc brushless motor rotor 2, stator insulation plastics 3, Hall element feedback component 4, silicon steel sheet assembly 5, coiling 6, permanent magnetism sheet 7, rotor terminal pad 8, rotor insulation plastics 9, rotor interface steel plate 10, stator split silicon steel sheet 11, winding terminal clamp 12.
Embodiment as shown in Figures 1 to 4: non-brush permanent-magnet DC motor comprises plastic package brushless direct current motor stator 1 and dc brushless motor rotor 2.
Dc brushless motor rotor 2 among Fig. 1 constitutes one by the stamping forming rotor terminal pad 8 among Fig. 3, rotor insulation plastics 9 and rotor interface steel plate 10 through injection mo(u)lding; Rotor interface steel plate 10 centers have cubic interface or the internal spline interface that is used for the output of dc brushless motor rotor 2 power; Be bonded with equally distributed permanent magnetism sheet 7 through tack coat around rotor terminal pad 8 inner chambers of dc brushless motor rotor 2.
Plastic package brushless direct current motor stator 1 among Fig. 1 constitutes one by the stator insulation plastics 3 among Fig. 2, silicon steel sheet assembly 5 and coiling 6 through injection mo(u)lding; The stator insulation plastics 3 high-precision external connection interface section places of direct injection mo(u)lding in plastic package brushless direct current motor stator 1; Plastic package brushless direct current motor stator 1 is provided with movable winding terminal clamp 12, and winding terminal clamp 12 is used to block fixing coiling 6 terminals; Silicon steel sheet assembly 5 in the plastic package brushless direct current motor stator 1 is formed by the first split silicon steel sheet 11a and the second split silicon steel sheet 11b combined riveting of the split among Fig. 4.Be installed with Hall element feedback component 4 through securing member on the stator insulation plastics 3 of plastic package brushless direct current motor stator 1; At least three hall sensing heads are arranged on the Hall element feedback component 4.
Advantage of the present utility model is: it has adopted the motor new construction of plastic package brushless direct current motor stator 1 and dc brushless motor rotor 2, and the motor manufacturing is more succinct, and technology is more succinct.And motor connection precision is higher, and motor and outside connection are more convenient, and the complete machine cost reduces.Especially adopted motor stator plastic packaging technology, insulation property are better, and security performance is higher.
Most preferred embodiment of the present utility model is illustrated, and various variations or the remodeling made by those of ordinary skills can not break away from scope of the present utility model.
Claims (8)
1, non-brush permanent-magnet DC motor, comprise plastic package brushless direct current motor stator (1) and dc brushless motor rotor (2), it is characterized in that: described dc brushless motor rotor (2) constitutes one by stamping forming rotor terminal pad (8), rotor insulation plastics (9) and rotor interface steel plate (10) through injection mo(u)lding; Described plastic package brushless direct current motor stator (1) constitutes one with coiling (6) through injection mo(u)lding by stator insulation plastics (3), silicon steel sheet assembly (5).
2, the described non-brush permanent-magnet DC motor of root a tree name claim 1 is characterized in that: be bonded with equally distributed permanent magnetism sheet (7) through tack coat around rotor terminal pad (8) inner chamber of described dc brushless motor rotor (2).
3, root a tree name claim 1 or 2 described non-brush permanent-magnet DC motors is characterized in that: described stator insulation plastics (3) are the high-precision external connection interface section place of injection mo(u)lding in described plastic package brushless direct current motor stator (1) directly.
4, the described non-brush permanent-magnet DC motor of root a tree name claim 3 is characterized in that: described plastic package brushless direct current motor stator (1) is provided with movable winding terminal clamp (12), and described winding terminal clamp (12) is used to block fixing described coiling (6) terminal.
5, the described non-brush permanent-magnet DC motor of root a tree name claim 4 is characterized in that: the silicon steel sheet assembly (5) in the described plastic package brushless direct current motor stator (1) is formed by the first split silicon steel sheet (11a) and second split silicon steel sheet (11b) combined riveting.
6, the described non-brush permanent-magnet DC motor of root a tree name claim 5 is characterized in that: the stator insulation plastics (3) of described plastic package brushless direct current motor stator (1) are gone up and are installed with Hall element feedback component (4) through securing member.
7, the described non-brush permanent-magnet DC motor of root a tree name claim 6 is characterized in that: at least three hall sensing heads are arranged on the described Hall element feedback component (4).
8, the described non-brush permanent-magnet DC motor of root a tree name claim 6 is characterized in that: described rotor interface steel plate (10) center has cubic interface or the internal spline interface that is used for the output of dc brushless motor rotor (2) power.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201649283U CN201266874Y (en) | 2008-09-25 | 2008-09-25 | Permanent-magnet brushless DC motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201649283U CN201266874Y (en) | 2008-09-25 | 2008-09-25 | Permanent-magnet brushless DC motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201266874Y true CN201266874Y (en) | 2009-07-01 |
Family
ID=40833243
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201649283U Expired - Fee Related CN201266874Y (en) | 2008-09-25 | 2008-09-25 | Permanent-magnet brushless DC motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201266874Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103078435A (en) * | 2012-12-25 | 2013-05-01 | 湖州太平微特电机有限公司 | Ultra-thin servomotor for elevator door motor |
| CN110071583A (en) * | 2018-01-22 | 2019-07-30 | 长鹰信质科技股份有限公司 | Single-side stand electric vehicle motor stator and manufacturing method |
-
2008
- 2008-09-25 CN CNU2008201649283U patent/CN201266874Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103078435A (en) * | 2012-12-25 | 2013-05-01 | 湖州太平微特电机有限公司 | Ultra-thin servomotor for elevator door motor |
| CN103078435B (en) * | 2012-12-25 | 2016-02-10 | 湖州太平微特电机有限公司 | Be applicable to the ultra-thin servo electromotor of elevator door-motor |
| CN110071583A (en) * | 2018-01-22 | 2019-07-30 | 长鹰信质科技股份有限公司 | Single-side stand electric vehicle motor stator and manufacturing method |
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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 |
Granted publication date: 20090701 Termination date: 20150925 |
|
| EXPY | Termination of patent right or utility model |