CN110932482A - Brushless DC motor with embedded Hall circuit board - Google Patents
Brushless DC motor with embedded Hall circuit board Download PDFInfo
- Publication number
- CN110932482A CN110932482A CN201911315314.XA CN201911315314A CN110932482A CN 110932482 A CN110932482 A CN 110932482A CN 201911315314 A CN201911315314 A CN 201911315314A CN 110932482 A CN110932482 A CN 110932482A
- Authority
- CN
- China
- Prior art keywords
- end cover
- bearing
- circuit board
- hall circuit
- cover
- 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.)
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Classifications
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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
- H02K11/20—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for measuring, monitoring, testing, protecting or switching
- H02K11/21—Devices for sensing speed or position, or actuated thereby
- H02K11/215—Magnetic effect devices, e.g. Hall-effect or magneto-resistive elements
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- 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
- H02K5/16—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields
- H02K5/167—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields using sliding-contact or spherical cap bearings
- H02K5/1672—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields using sliding-contact or spherical cap bearings radially supporting the rotary shaft at both ends of the rotor
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Brushless Motors (AREA)
Abstract
The invention belongs to the technical field of brushless direct current motor application, and particularly discloses a brushless direct current motor with an embedded Hall circuit board, which comprises an outer bearing cover, a flange end cover, a front end cover, a rear end cover, a first bearing arranged in a connecting surface of the outer bearing cover and the flange end cover, a second bearing arranged in a connecting surface of the front end cover and the rear end cover, a stator, a permanent magnet rotor and a Hall circuit board which are arranged in a cavity formed by the outer bearing cover, the flange end cover, the front end cover and the rear end cover and are matched with each other for use, wherein the Hall circuit board is arranged on the inner wall of the front end cover, one end of the permanent magnet rotor is connected with the second bearing, and the other end of the permanent magnet. The brushless direct current motor with the embedded Hall circuit board has the beneficial effects that: the device has reasonable design, accurate and stable operation performance, reliable operation and capability of realizing the requirements of safe and efficient operation power.
Description
Technical Field
The invention belongs to the technical field of brushless direct current motor application, and particularly relates to a brushless direct current motor with an embedded Hall circuit board.
Background
An Electric machine (also known as "motor") refers to an electromagnetic device that converts or transmits Electric energy according to the law of electromagnetic induction. The motor is represented by a letter M (old standard is represented by a letter D) in a circuit, the motor mainly plays a role of generating driving torque and serving as a power source of electrical appliances or various machines, the generator is represented by a letter G in a circuit, and the generator mainly plays a role of converting mechanical energy into electric energy.
The brushless direct current motor consists of a motor main body and a driver, is a typical electromechanical integrated product, and has wide application, such as automobiles, tools, industrial control, automation, aerospace and the like.
The brushless direct current motor with the existing structure can not realize accurate and stable operation and can not meet the use requirements of high-standard occasions.
Based on the above problems, the present invention provides a brushless dc motor with an embedded hall circuit board.
Disclosure of Invention
The purpose of the invention is as follows: the invention aims to provide a brushless direct current motor with an embedded Hall circuit board, which is reasonable in design, has accurate and stable operation performance and reliable operation and can meet the requirements of safe and efficient operation power.
The technical scheme is as follows: the invention provides a brushless direct current motor with an embedded Hall circuit board, which comprises an outer bearing cover, a flange end cover, a front end cover, a rear end cover, a first bearing arranged in a connecting surface of the outer bearing cover and the flange end cover, a second bearing arranged in a connecting surface of the front end cover and the rear end cover, a stator, a permanent magnet rotor and a Hall circuit board, wherein the stator, the permanent magnet rotor and the Hall circuit board are arranged in a cavity formed by the outer bearing cover, the flange end cover, the front end cover and the rear end cover and are matched for use, the Hall circuit board is arranged on the inner wall of the front end cover, one end of the permanent magnet rotor is connected with the second bearing, and the other.
According to the technical scheme, the brushless direct current motor with the embedded Hall circuit board further comprises a corrugated gasket which is arranged on the inner wall of the rear end cover and located on one side of the second bearing, wherein one end of the permanent magnet rotor penetrates through the second bearing and is connected with the corrugated gasket.
According to the technical scheme, the diameter size of the second bearing is smaller than that of the first bearing.
Compared with the prior art, the brushless direct current motor with the embedded Hall circuit board has the beneficial effects that: the device has reasonable design, accurate and stable operation performance, reliable operation and capability of realizing the requirements of safe and efficient operation power.
Drawings
Fig. 1 is a schematic structural diagram of a brushless dc motor with an embedded hall circuit board according to the present invention.
Detailed Description
The invention is further elucidated with reference to the drawings and the embodiments.
Examples
The brushless direct current motor with the embedded hall circuit board as shown in fig. 1 comprises an outer bearing cover 1, a flange end cover 2, a front end cover 9, a rear end cover 7, a first bearing 3 arranged in a connecting surface of the outer bearing cover 1 and the flange end cover 2, a second bearing 10 arranged in a connecting surface of the front end cover 9 and the rear end cover 7, a stator 4 arranged in a cavity formed by the outer bearing cover 1, the flange end cover 2, the front end cover 9 and the rear end cover 7 and used in a matched mode, a permanent magnet rotor 5 and the hall circuit board 6, wherein the hall circuit board 6 is arranged on the inner wall of the front end cover 9, one end of the permanent magnet rotor 5 is connected with the second bearing 10, and the other end of the permanent magnet rotor penetrates through the first bearing 3 and.
Further preferably, the brushless dc motor with the embedded hall circuit board further comprises a corrugated gasket 8 which is arranged on the inner wall of the rear end cover 7 and is positioned on one side of the second bearing 10, wherein one end of the permanent magnet rotor 5 penetrates through the second bearing 10 and is connected with the corrugated gasket 8; and the diameter size of the second bearing 10 is smaller than that of the first bearing 3.
The structure has reasonable design, accurate and stable operation performance, reliable operation and capability of realizing the requirements of safe and efficient operation power.
The foregoing is only a preferred embodiment of this invention and it should be noted that modifications can be made by those skilled in the art without departing from the principle of the invention and these modifications should also be considered as the protection scope of the invention.
Claims (3)
1. Brushless DC motor of embedded hall circuit board, its characterized in that: the novel bearing comprises an outer bearing cover (1), a flange end cover (2), a front end cover (9), a rear end cover (7), a first bearing (3) arranged in the outer bearing cover (1) and the connecting surface of the flange end cover (2), a second bearing (10) arranged in the front end cover (9) and the connecting surface of the rear end cover (7), a stator (4) matched with the stator and used in a cavity formed by the rear end cover (7), a permanent magnet rotor (5) and a Hall circuit board (6), wherein the Hall circuit board (6) is arranged on the inner wall of the front end cover (9), one end of the permanent magnet rotor (5) is connected with the second bearing (10), and the other end of the permanent magnet rotor runs through the first bearing (3) and the outer bearing cover (1).
2. The brushless dc motor with embedded hall circuit board of claim 1, wherein: the brushless direct current motor with the embedded Hall circuit board further comprises a corrugated gasket (8) which is arranged on the inner wall of the rear end cover (7) and located on one side of the second bearing (10), wherein one end of the permanent magnet rotor (5) penetrates through the second bearing (10) and is connected with the corrugated gasket (8).
3. The brushless dc motor with embedded hall circuit board of claim 1, wherein: the diameter size of the second bearing (10) is smaller than that of the first bearing (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911315314.XA CN110932482A (en) | 2019-12-19 | 2019-12-19 | Brushless DC motor with embedded Hall circuit board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911315314.XA CN110932482A (en) | 2019-12-19 | 2019-12-19 | Brushless DC motor with embedded Hall circuit board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110932482A true CN110932482A (en) | 2020-03-27 |
Family
ID=69863327
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911315314.XA Pending CN110932482A (en) | 2019-12-19 | 2019-12-19 | Brushless DC motor with embedded Hall circuit board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110932482A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000060070A (en) * | 1998-08-06 | 2000-02-25 | Denso Corp | Brushless motor |
| CN2583871Y (en) * | 2002-11-14 | 2003-10-29 | 艾欧史密斯电气产品(常州)有限公司 | Brushless dc motor |
| CN203933250U (en) * | 2014-04-18 | 2014-11-05 | 合肥凯邦电机有限公司 | Single output shaft electric machine |
| CN204425148U (en) * | 2015-02-15 | 2015-06-24 | 江苏利得尔电机有限公司 | The anti-steam hermetically-sealed construction of threephase asynchronous |
-
2019
- 2019-12-19 CN CN201911315314.XA patent/CN110932482A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000060070A (en) * | 1998-08-06 | 2000-02-25 | Denso Corp | Brushless motor |
| CN2583871Y (en) * | 2002-11-14 | 2003-10-29 | 艾欧史密斯电气产品(常州)有限公司 | Brushless dc motor |
| CN203933250U (en) * | 2014-04-18 | 2014-11-05 | 合肥凯邦电机有限公司 | Single output shaft electric machine |
| CN204425148U (en) * | 2015-02-15 | 2015-06-24 | 江苏利得尔电机有限公司 | The anti-steam hermetically-sealed construction of threephase asynchronous |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200327 |