CN208767952U - A kind of permanent magnetic brushless with long service life - Google Patents
A kind of permanent magnetic brushless with long service life Download PDFInfo
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- CN208767952U CN208767952U CN201820961242.0U CN201820961242U CN208767952U CN 208767952 U CN208767952 U CN 208767952U CN 201820961242 U CN201820961242 U CN 201820961242U CN 208767952 U CN208767952 U CN 208767952U
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- rotor
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Abstract
The utility model discloses a kind of permanent magnetic brushless with long service life, including shell, the shell is internally provided with shaft, the left end of the shaft runs through shell and extends to the outside of shell, the surface of the shaft and it is located at shell and is internally provided with rotor core, the outside of the rotor core is provided with rotor permanent magnet, and the outside of the rotor permanent magnet is provided with stator winding, the surface of the shaft and two sides for being located at rotor core are provided with rotor pressing ring.The utility model passes through shell, shaft, rotor core, rotor permanent magnet, stator winding, rotor pressing ring, Hall sensor permanent magnet, Hall sensor, intercommunicating pore, the setting for installing cover, fan and ventilation hole additional, the heat of enclosure interior can be dispersed, the problem of conventional permanent magnet brushless motor service life falls short of is also solved simultaneously, the permanent magnetic brushless with long service life, have the advantages of long service life, is worthy to be popularized.
Description
Technical field
The utility model relates to technical field of motors, specially a kind of permanent magnetic brushless with long service life.
Background technique
Permanent magnet brushless electromotor system is, using controller as core, to be become using motor as control object with electric and electronic power
It changes the outfit and is set to the electric drive control system of executing agency, with motor technology, control theory, digital PWM technique, new
The progress of material technology, microelectric technique and modern control technology, servo-system experienced from stepping servo to DC servo, into
And the development course of permanent magnetic brushless servo-system is arrived, the main flow direction of electric machines control technology is had become at present, with demand
The increase of amount, it is also higher and higher for the performance and used life requirement of permanent magnetic brushless, in traditional permanent magnetic brushless
Portion does not have heat sinking function, and when its ontology is worked, the high heat of generation can adversely affect it, so as to shorten
Its service life.
Utility model content
The purpose of this utility model is to provide a kind of permanent magnetic brushless with long service life, have with long service life
Advantage solves the problems, such as that conventional permanent magnet brushless motor service life falls short of.
To achieve the above object, the utility model provides the following technical solutions: a kind of brushless, permanently electricity with long service life
Machine, including shell, the shell are internally provided with shaft, and the left end of the shaft through shell and extends to the outer of shell
Portion, the surface of the shaft and is located at shell and is internally provided with rotor core, and the outside of the rotor core is provided with rotor
Permanent magnet, the outside of the rotor permanent magnet are provided with stator winding, the surface of the shaft and the two sides for being located at rotor core
It is provided with rotor pressing ring, the surface of the shaft and is located on the left of rotor pressing ring and is provided with Hall sensor permanent magnet, institute
It states the surface on the left of Hall sensor permanent magnet and is provided with Hall sensor, the top and bottom of the housing cavity is fixed to be connected
It is connected to chill bar, the right side opening of the shell is equipped with intercommunicating pore, installation cover is provided on the right side of the shell, the shaft
Right end, which runs through shell and extends to the inside for installing additional and covering, is fixedly connected with fan, and the right side opening for installing cover additional is equipped with ventilation hole.
Preferably, the bottom of the shell is fixedly connected with mounting plate, and end cap, institute are fixedly connected on the left of the shell
The surface for stating mounting plate and end cap offers mounting hole, and the shaft runs through end cap.
Preferably, the two sides of the housing cavity are fixedly connected to bearing, and the bearing is through shell and is located at shaft
Outer surface.
Preferably, the surface of the end cap offers preformed hole, and the inside of preformed hole is fixedly connected with dust retaining ring, described
Dust retaining ring and the surface activity of shaft connect.
Preferably, the inside for installing cover additional is fixedly connected with Air Filter, and the Air Filter is located at the right side of fan.
Preferably, reinforcing rib is fixedly connected on the outside of the shell and installation cover junction.
Compared with prior art, the beneficial effects of the utility model are as follows:
1, the utility model passes through shell, shaft, rotor core, rotor permanent magnet, stator winding, rotor pressing ring, Hall
Sensor permanent magnet, Hall sensor, intercommunicating pore, the setting for installing cover, fan and ventilation hole additional, can be to the heat of enclosure interior
It is dispersed, while also solving the problem of conventional permanent magnet brushless motor service life falls short of, the permanent magnetism with long service life
Brushless motor has the advantages of long service life, is worthy to be popularized.
2, for the utility model by the setting of chill bar, it is the crystallization of special process and advanced technology, unusual
The capacity of heat transmission and low resistance be the material used in special occasions, the flexibility that capacity of heat transmission and material itself have,
It has been bonded heat dissipation and the installation requirement of power device well, it is convenient to shell by the setting of mounting plate, end cap and mounting hole
It is fixed and installs, by the setting of bearing, frictional force when shaft rotation can be reduced, so that shaft rotation is more suitable
Freely, by the setting of dust retaining ring, the inside of shell can be entered from the junction of shaft and end cap with blocks dust, and then reached
The purpose of housing interior structure protection can completely cut off dust from right side by the setting of Air Filter, pass through reinforcing rib
Setting, can to shell and install additional cover connection reinforce so that shell and install additional cover between connection it is even closer.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the structure left view of the utility model end cap.
In figure: 1 shell, 2 shafts, 3 rotor cores, 4 rotor permanent magnets, 5 stator winding, 6 rotor pressing rings, 7 hall sensings
Device permanent magnet, 8 Hall sensors, 9 chill bars, 10 intercommunicating pores, 11 install cover, 12 fans, 13 ventilation holes, 14 mounting plates, 15 additional
End cap, 16 mounting holes, 17 bearings, 18 dust retaining rings, 19 Air Filters, 20 reinforcing ribs.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
A kind of permanent magnetic brushless with long service life referring to FIG. 1-2, including shell 1, shell 1 are internally provided with
Shaft 2, the left end of shaft 2 is through shell 1 and extends to the outside of shell 1, the surface of the shaft 2 and inside for being located at shell 1 is set
Be equipped with rotor core 3, the outside of rotor core 3 is provided with rotor permanent magnet 4, the outside of rotor permanent magnet 4 be provided with stator around
Group 5, the surface of shaft 2 and the two sides for being located at rotor core 3 are provided with rotor pressing ring 6, the surface of shaft 2 and are located at rotor pressure
The left side of circle 6 is provided with Hall sensor permanent magnet 7, and the surface in 7 left side of Hall sensor permanent magnet is provided with Hall sensor
8, the top and bottom of 1 inner cavity of shell is fixedly connected to chill bar 9, and the right side opening of shell 1 is equipped with intercommunicating pore 10, shell 1
Right side be provided with installation cover 11, the right end of shaft 2 is fixedly connected with fan through the inside that shell 1 and extending to installs cover 11 additional
12, the right side opening for installing cover 11 additional is equipped with ventilation hole 13, and the bottom of shell 1 is fixedly connected with mounting plate 14, and the left side of shell 1 is fixed
It is connected with end cap 15, the surface of mounting plate 14 and end cap 15 offers mounting hole 16, and shaft 2 runs through end cap 15,1 inner cavity of shell
Two sides be fixedly connected to bearing 17, bearing 17 is through shell 1 and is located at the outer surface of shaft 2, and the surface of end cap 15 opens up
There is preformed hole, and the inside of preformed hole is fixedly connected with dust retaining ring 18, dust retaining ring 18 is connect with the surface activity of shaft 2, is installed additional
The inside of cover 11 is fixedly connected with Air Filter 19, and Air Filter 19 is located at the right side of fan 12,11 junctions of shell 1 and installation cover
Outside is fixedly connected with reinforcing rib 20, and by the setting of chill bar 9, it is the crystallization of special process and advanced technology, out of
The ordinary capacity of heat transmission and low resistance is the material used in special occasions, and capacity of heat transmission and material itself have flexible
Property, has been bonded heat dissipation and the installation requirement of power device well, by the setting of mounting plate 14, end cap 15 and mounting hole 16,
It is convenient that shell 1 is fixed and is installed, by the setting of bearing 17, frictional force when shaft 2 rotates can be reduced, so that turning
Axis 2 rotates more smooth, by the setting of dust retaining ring 18, can be entered with blocks dust from the junction of shaft 2 and end cap 15
To the inside of shell 1, and then achieve the purpose that 1 internal structure protection of shell, it, can be from right side by the setting of Air Filter 19
Dust is completely cut off, by the setting of reinforcing rib 20, the connection of shell 1 and installation cover 11 can be reinforced, so that shell
Body 1 and install additional cover 11 between connection it is even closer, by shell 1, shaft 2, rotor core 3, rotor permanent magnet 4, stator around
Group 5, Hall sensor permanent magnet 7, Hall sensor 8, intercommunicating pore 10, installs cover 11, fan 12 and ventilation hole additional at rotor pressing ring 6
13 setting can disperse the heat inside shell 1, while also solve conventional permanent magnet brushless motor service life not
Enough long problem, the permanent magnetic brushless with long service life have the advantages of long service life, are worthy to be popularized.
In use, shaft 2 can drive fan 12 to rotate simultaneously in permanent magnetic brushless work, fan 12 is rotated shell
Heat inside body 1 is dispersed by intercommunicating pore 10, and Air Filter 19 can stop the dust generated because of air circulation, gear
Dirt ring 18 completely cuts off dust from left side, while the heat generated is transmitted by chill bar 9, and chill bar 9 passes heat
Shell 1 is passed, then by heat derives to the external world, chill bar 9 can be scattered with moving back for accelerated heat, since permanent magnetic brushless is existing
There is instrument, the technical program is intended to do long service life further distillation, and the working principle of permanent magnetic brushless is not made herein
Narration in detail.
In summary: the permanent magnetic brushless with long service life, forever by shell 1, shaft 2, rotor core 3, rotor
Magnet 4, rotor pressing ring 6, Hall sensor permanent magnet 7, Hall sensor 8, intercommunicating pore 10, installs cover 11, wind additional at stator winding 5
Fan 12 and ventilation hole 13 are used cooperatively, and solve the problems, such as that conventional permanent magnet brushless motor service life falls short of.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of permanent magnetic brushless with long service life, including shell (1), it is characterised in that: the inside of the shell (1) is set
It is equipped with shaft (2), the left end of the shaft (2) runs through shell (1) and extends to the outside of shell (1), the table of the shaft (2)
Face and being internally provided with rotor core (3) positioned at shell (1), the outside of the rotor core (3) is provided with rotor permanent magnet
(4), the outside of the rotor permanent magnet (4) is provided with stator winding (5), the surface of the shaft (2) and be located at rotor core
(3) two sides are provided with rotor pressing ring (6), the surface of the shaft (2) and be located at rotor pressing ring (6) on the left of be provided with suddenly
Your sensor permanent magnet (7), the surface on the left of the Hall sensor permanent magnet (7) are provided with Hall sensor (8), the shell
The top and bottom of body (1) inner cavity is fixedly connected to chill bar (9), and the right side opening of the shell (1) is equipped with intercommunicating pore
(10), installation cover (11) is provided on the right side of the shell (1), the right end of the shaft (2) runs through shell (1) and extends to and adds
The inside of dress cover (11) is fixedly connected with fan (12), and the right side opening for installing cover (11) additional is equipped with ventilation hole (13).
2. a kind of permanent magnetic brushless with long service life according to claim 1, it is characterised in that: the shell (1)
Bottom be fixedly connected with mounting plate (14), be fixedly connected with end cap (15) on the left of the shell (1), the mounting plate (14)
It is offered mounting hole (16) with the surface of end cap (15), the shaft (2) runs through end cap (15).
3. a kind of permanent magnetic brushless with long service life according to claim 1, it is characterised in that: the shell (1)
The two sides of inner cavity are fixedly connected to bearing (17), and the bearing (17) is through shell (1) and positioned at the outer surface of shaft (2).
4. a kind of permanent magnetic brushless with long service life according to claim 2, it is characterised in that: the end cap (15)
Surface offer preformed hole, and the inside of preformed hole is fixedly connected with dust retaining ring (18), the dust retaining ring (18) and shaft (2)
Surface activity connection.
5. a kind of permanent magnetic brushless with long service life according to claim 1, it is characterised in that: the installation cover
(11) inside is fixedly connected with Air Filter (19), and the Air Filter (19) is located at the right side of fan (12).
6. a kind of permanent magnetic brushless with long service life according to claim 1, it is characterised in that: the shell (1)
Reinforcing rib (20) are fixedly connected on the outside of cover (11) junction with installing additional.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820961242.0U CN208767952U (en) | 2018-06-21 | 2018-06-21 | A kind of permanent magnetic brushless with long service life |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820961242.0U CN208767952U (en) | 2018-06-21 | 2018-06-21 | A kind of permanent magnetic brushless with long service life |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208767952U true CN208767952U (en) | 2019-04-19 |
Family
ID=66127103
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820961242.0U Active CN208767952U (en) | 2018-06-21 | 2018-06-21 | A kind of permanent magnetic brushless with long service life |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208767952U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108599513A (en) * | 2018-06-21 | 2018-09-28 | 许昌市大力电机制造有限公司 | A kind of permanent magnetic brushless with long service life |
-
2018
- 2018-06-21 CN CN201820961242.0U patent/CN208767952U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108599513A (en) * | 2018-06-21 | 2018-09-28 | 许昌市大力电机制造有限公司 | A kind of permanent magnetic brushless with long service life |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190704 Address after: 526020 No. 1, No. 8, West Side of Muzhou Road, Mugang Town, Duanzhou District, Zhaoqing City, Guangdong Province Patentee after: Zhaoqing Hengxiang Electrical Appliance Co., Ltd. Address before: 461000 Private Science Park of Weidu District, Xuchang City, Henan Province (North Section of Hengfeng Road) Patentee before: XUCHANG DALI MOTOR MANUFACTURING CO., LTD. |