CN208386311U - A kind of radiator of brushless motor - Google Patents
A kind of radiator of brushless motor Download PDFInfo
- Publication number
- CN208386311U CN208386311U CN201820731640.3U CN201820731640U CN208386311U CN 208386311 U CN208386311 U CN 208386311U CN 201820731640 U CN201820731640 U CN 201820731640U CN 208386311 U CN208386311 U CN 208386311U
- Authority
- CN
- China
- Prior art keywords
- casing
- circuit board
- end cap
- heat dissipation
- radiator
- 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
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- Motor Or Generator Cooling System (AREA)
Abstract
The utility model relates to motor device technical fields, especially a kind of radiator of brushless motor, including casing, the bottom of casing is fixedly connected with end cap, the axis of casing is equipped with rotor, it is circumferentially fixed equipped with stator along its on the inner wall of casing, circuit board is equipped in end cap, circuit board is electrically connected with electronic component far from the side of casing, circuit board is fixed with bracket far from the side of electronic component, bracket is fixed with support plate far from one end of circuit board, through-hole is uniformly provided in support plate, circuit board is equipped with fan blade far from the side of support plate, fan blade is fixedly connected on rotor, air inlet is uniformly provided with along its circumferential direction on end cap, casing is along its circumferential uniformly multiple heat dissipation channel, heat dissipation channel is connected with casing internal, heat dissipation channel is raised to casing outside, and it is arranged along the length direction of casing.The utility model good heat dissipation effect, is worthy to be popularized.
Description
Technical field
The utility model relates to motor device technical field more particularly to a kind of radiators of brushless motor.
Background technique
Brshless DC motor is made of motor body and driver, is a kind of typical electromechanical integrated product.Due to
Brushless direct current motor is run with autocontrol, so will not turn as the synchronous motor of heavy load starting under frequency control
Another plus starting winding, will not generate oscillation and step-out in load sudden change on son, so be widely used, conventional DC brushless
The radiator of motor directlys adopt inside electric machine stand mostly due to the limitation of this electric machine structure or base edge is electronics
Element radiating, and the machine winding and iron core on base also belong to heat generating components, due to the limitation of this structure, tradition is straight
The radiator of stream brushless motor is installed together machine winding, iron core and several heat generating components of electronic component, is all mounted on
In base one side, in this way, heat source is concentrated, and is come without special radiator for electronic element radiating, heat dissipation effect is bad, leads
It sends a telegraph subcomponent and is easy aged deterioration, motor temperature rise is excessively high to be also easy accelerated ageing.
Utility model content
Purpose of the utility model is to solve one for existing in the prior art the bad disadvantage of heat dissipation effect, and proposing
The radiator of kind brushless motor.
To achieve the goals above, the utility model adopts the technical scheme that
A kind of radiator of brushless motor, including casing are designed, the bottom of the casing is fixedly connected with end cap, described
The axis of casing is equipped with rotor, and the both ends of the rotor pass through bearing respectively and are fixed on the casing and end cap, the machine
Circumferentially fixed equipped with stator along its on the inner wall of shell, the end cap is interior to be equipped with circuit board, and the circuit board is far from the casing
Side is electrically connected with electronic component, and the circuit board is fixed with bracket, the bracket far from the side of the electronic component
One end far from the circuit board is fixed with support plate, and the support plate is fixed on the inner wall of the end cap, the support plate
On be uniformly provided with through-hole, the circuit board is equipped with fan blade far from the side of the support plate, and the fan blade is fixedly connected on described
On rotor, it is uniformly provided with air inlet along its circumferential direction on the end cap, the air inlet is correspondingly arranged with the fan blade, the casing
It is connected along its circumferential uniformly multiple heat dissipation channels, described heat dissipation channel with the casing internal, the heat dissipation channel is to casing
Outside protrusion, and be arranged along the length direction of the casing, it is uniformly provided with heat dissipation along its length on the outer wall of the heat dissipation channel
Hole.
Preferably, the bottom of the casing is fixedly connected with organic block.
Preferably, on the inner wall of the end cap and position of the corresponding air inlet, which is glued, dustproof filter screen.
Preferably, the side that the stator corresponds to the casing inner wall, which is glued, thermal conductive silicon rubber mat, the thermal conductive silicon rubber mat
Along the circumferential direction setting of the casing inner wall.
Preferably, the circuit board and the support plate, which run through, is arranged on the rotor.
Preferably, the inner wall of the circuit board and the end cap is equipped with spacing.
The utility model proposes a kind of brushless motor radiator, beneficial effect is: the utility model passes through end
Heat dissipation channel on the air inlet and shell of lid and the external thermal dissipating path for foring a circulation, can effectively will be in brushless motor
The heat that portion generates sheds, and avoids brushless motor operating temperature excessively high, slows down the aging phenomenon of electronic component.
Detailed description of the invention
Fig. 1 be the utility model proposes a kind of brushless motor radiator schematic cross-sectional view；
Fig. 2 is schematic cross-sectional view at the A-A of Fig. 1.
In figure: casing 1, end cap 2, rotor 3, stator 4, circuit board 5, electronic component 6, bracket 7, support plate 8, through-hole 9, wind
Leaf 10, air inlet 11, dustproof filter screen 12, thermal conductive silicon rubber mat 13, heat dissipation channel 14, heat release hole 15, base 16.
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.
Referring to Fig.1-2, a kind of radiator of brushless motor, including casing 1, the bottom of casing 1 are fixedly connected with organic block
16, the bottom of casing 1 is fixedly connected with end cap 2, and the axis of casing 1 is equipped with rotor 3, and the both ends of rotor 3 pass through bearing respectively
It is fixed on casing 1 and end cap 2, circumferentially fixed equipped with stator 4 along its on the inner wall of casing 1, end cap 2 is interior to be equipped with circuit board 5, electricity
Road plate 5 is electrically connected with electronic component 6 far from the side of casing 1, and circuit board 5 and the inner wall of end cap 2 are equipped with spacing, circuit board 5
Side far from electronic component 6 is fixed with bracket 7, and bracket 7 is fixed with support plate 8, support plate 8 far from one end of circuit board 5
It is fixed on the inner wall of end cap 2, through-hole 9 is uniformly provided in support plate 8, circuit board 5 and support plate 8 are through setting in rotor 3
On, the inner wall of circuit board 5 and end cap 2 is equipped with spacing, and design in this way facilitates spacing of the air-flow between circuit board 5 and end cap 2 logical
It crosses, and heat caused by the electronic component 6 on circuit board 5 is taken away, the effect of bracket 7 and through-hole 9 is also to keep air-flow smooth
By entering in casing 1.
Circuit board 5 is equipped with fan blade 10 far from the side of support plate 8, and fan blade 10 is fixedly connected on rotor 3, edge on end cap 2
Its circumferential direction is uniformly provided with air inlet 11, and air inlet 11 is correspondingly arranged with fan blade 10, on the inner wall of end cap 2 and corresponds to air inlet 11
Position, which is glued, dustproof filter screen 12, the high speed rotation under the drive of rotor 3 of fan blade 10, and forms radiating airflow, and air-flow is from air inlet
Mouth 11 enters, and flows through the plate face of circuit board 5, and passes sequentially through the gap between circuit board 5 and end cap 2, bracket 7 and through-hole 9 and flow
Enter in casing 1.
Casing 1 is connected inside its circumferential uniformly multiple heat dissipation channel 14, heat dissipation channel 14 and casing 1, heat dissipation channel
14 to 1 outside protrusion of casing, and is arranged along the length direction of casing 1, is uniformly provided with along its length on the outer wall of heat dissipation channel 14
Heat release hole 15, the side of corresponding 1 inner wall of casing of stator 4, which is glued, thermal conductive silicon rubber mat 13, and thermal conductive silicon rubber mat 13 is along 1 inner wall of casing
Circumferential setting, thermal conductive silicon rubber mat 13 can be by the heat transfer of stator 4 to heat dissipation channel 14, and the heat dissipation of advantageous stator 4 passes through end
It after the air-flow of lid 2 enters casing 1, is discharged by heat dissipation channel 14, and from heat release hole 15, in the process, air-flow can will turn
The heat that son 3 and the work of stator 4 generate is taken away, the heat dissipation channel 14 on air inlet 11 and shell that whole process passes through end cap 2
The thermal dissipating path that a circulation is formd with outside, the heat generated inside brushless motor can effectively be shed, avoid brushless electricity
Machine operating temperature is excessively high, slows down the aging phenomenon of electronic component.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (6)
1. the bottom of a kind of radiator of brushless motor, including casing (1), the casing (1) is fixedly connected with end cap (2),
The axis of the casing (1) is equipped with rotor (3), and the both ends of the rotor (3) pass through bearing respectively and are fixed on the casing (1)
On end cap (2), circumferentially fixed equipped with stator (4) along its on the inner wall of the casing (1), the end cap (2) is interior to be equipped with circuit
Plate (5), the circuit board (5) are electrically connected with electronic component (6) far from the side of the casing (1), which is characterized in that described
Circuit board (5) is fixed with bracket (7) far from the side of the electronic component (6), and the bracket (7) is far from the circuit board
(5) one end is fixed with support plate (8), and the support plate (8) is fixed on the inner wall of the end cap (2), the support plate (8)
On be uniformly provided with through-hole (9), the circuit board (5) far from the support plate (8) side be equipped with fan blade (10), the fan blade
(10) it is fixedly connected on the rotor (3), is uniformly provided with air inlet (11), the air inlet along its circumferential direction on the end cap (2)
Mouth (11) is correspondingly arranged with the fan blade (10), and the casing (1) is along its circumferential uniformly multiple heat dissipation channel (14), the heat dissipation
It is connected inside channel (14) and the casing (1), the heat dissipation channel (14) is raised to casing (1) outside, and along the machine
The length direction of shell (1) is arranged, and is uniformly provided with heat release hole (15) along its length on the outer wall of the heat dissipation channel (14).
2. a kind of radiator of brushless motor according to claim 1, which is characterized in that the bottom of the casing (1)
It is fixedly connected with organic block (16).
3. a kind of radiator of brushless motor according to claim 1, which is characterized in that the inner wall of the end cap (2)
It goes up and the position splicing for corresponding to the air inlet (11) has dustproof filter screen (12).
4. a kind of radiator of brushless motor according to claim 1, which is characterized in that the corresponding institute of the stator (4)
The side for stating casing (1) inner wall, which is glued, to be had thermal conductive silicon rubber mat (13), and the thermal conductive silicon rubber mat (13) is along the casing (1) inner wall
Circumferential setting.
5. a kind of radiator of brushless motor according to claim 1, which is characterized in that the circuit board (5) and institute
Support plate (8) is stated through setting on the rotor (3).
6. a kind of radiator of brushless motor according to claim 1, which is characterized in that the circuit board (5) and institute
The inner wall for stating end cap (2) is equipped with spacing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820731640.3U CN208386311U (en) | 2018-05-17 | 2018-05-17 | A kind of radiator of brushless motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820731640.3U CN208386311U (en) | 2018-05-17 | 2018-05-17 | A kind of radiator of brushless motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208386311U true CN208386311U (en) | 2019-01-15 |
Family
ID=64970755
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820731640.3U Expired - Fee Related CN208386311U (en) | 2018-05-17 | 2018-05-17 | A kind of radiator of brushless motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208386311U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112910181A (en) * | 2021-03-01 | 2021-06-04 | 江苏华频电子科技有限公司 | Brushless motor with high-efficient heat dissipation |
-
2018
- 2018-05-17 CN CN201820731640.3U patent/CN208386311U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112910181A (en) * | 2021-03-01 | 2021-06-04 | 江苏华频电子科技有限公司 | Brushless motor with high-efficient heat dissipation |
| CN112910181B (en) * | 2021-03-01 | 2022-02-22 | 江苏华频电子科技有限公司 | Brushless motor with high-efficient heat dissipation |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20190115 |