CN209120568U - Brushless motor controller - Google Patents
Brushless motor controller Download PDFInfo
- Publication number
- CN209120568U CN209120568U CN201821359589.4U CN201821359589U CN209120568U CN 209120568 U CN209120568 U CN 209120568U CN 201821359589 U CN201821359589 U CN 201821359589U CN 209120568 U CN209120568 U CN 209120568U
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- CN
- China
- Prior art keywords
- cover board
- circuit board
- cover
- board
- 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.)
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Abstract
The utility model discloses a kind of brushless motor controllers, including heat-dissipating casing and circuit board, the circuit board front is equipped with several circuit elements, it include power component in several circuit elements, the heat-dissipating casing includes the rear cover being stamped and formed out and the cover board being stamped and formed out, the rear cover and cover board mutually splice and are formed with accommodating cavity, the circuit board is inlaid in accommodating cavity, power component on the circuit board is arranged towards cover board, the insulation inner casing for making to insulate between the two is provided between the rear cover and circuit board, it is corresponded on the cover board towards the one side of accommodating cavity and is provided with protrusion at the position of power component, the protrusion is with the power component in conflict setting.The utility model provides that a kind of structure is more reasonable, and heat dissipation performance is more preferable, the higher brushless motor controller of product stability.
Description
Technical field
The utility model belongs to controller technology field, especially a kind of brushless motor controller.
Background technique
Brushless motor controller all includes usually dorsal shield and the circuit board that is inlaid in dorsal shield at present, and dorsal shield is generally logical
It crosses allumen die casting to be formed, several circuit elements is provided on circuit board front, also casting is formed with to circuit board in dorsal shield
Front is sealed the layer of silica gel of insulation, includes the biggish power component of calorific value (such as mos in several circuit elements
Pipe), correspond in layer of silica gel and is embedded at power component for being bonded thermally conductive radiating block with power component.
Since the heating conduction of silica gel material is poor, the heat of radiating block and circuit element is made to be difficult to conduct to dorsal shield,
Cause the integral heat sink effect of controller poor, is easy so that controller temperature is excessively high and damages.In addition, traditional brushless motor
Controller its layer of silica gel in installation or transportational process is easy the deformation that is squeezed, and leads to the circuit elements on layer of silica gel internal circuit board
Part damage, so that product failure.
Utility model content
It is a kind of more reasonable than prior art construction design that in order to overcome the deficiencies of the prior art, the utility model provides, work
Make performance to stablize, the better brushless motor controller of heat dissipation effect.
To achieve the goals above, the technical solution adopted in the utility model is: a kind of brushless motor controller, including dissipates
Hot shell and circuit board, the circuit board front are equipped with several circuit elements, include power member in several circuit elements
Part, the heat-dissipating casing include the rear cover being stamped and formed out and the cover board being stamped and formed out, and the rear cover and cover board mutually splice and shape
At there is accommodating cavity, the circuit board is inlaid in accommodating cavity, and the power component on the circuit board is arranged towards cover board, after described
It covers between circuit board and is provided with the insulation inner casing for making to insulate between the two, correspond to function towards the one side of accommodating cavity on the cover board
Protrusion is provided at the position of rate element, the protrusion is with the power component in conflict setting.
Using the above scheme, mutually being spliced by the metal back cover being stamped and formed out and the cover board being stamped and formed out can to control
The heat dissipation performance of device entirety processed is more preferable, while comparing its heat dissipation performance of the material of allumen using the material of fine aluminium or fine copper
Can be more preferable, an accommodating cavity is spliced to form between rear cover and cover board, which also can while being embedded in power circuit board
For encapsulating, play the role of seal protection, since the solder joint of partial circuit element can be remained on the back of circuit board,
The insulation inner casing being arranged between rear cover and circuit board can play the role of insulation protection, and one is arranged on the cover board and is used for and function
The protrusion that rate element contradicts setting can rapidly conduct the heat on power component to cover board by protrusion, to transmit
To entire heat dissipation metal shell, play the role of a rapid cooling, while metal rear cover and cover board are to internal electricity
Road plate and circuit element play a good protective effect, prevent from generating internal destruction because of collision.The utility model
Provide that a kind of structure is more reasonable, and heat dissipation performance is more preferable, the higher brushless motor controller of product stability.
As the further setting of the utility model, it is provided with slot on the rear cover side wall, is set on the insulation inner casing
It is equipped with for the convex block mating with slot, pillar has been spliced to form between the rear cover and cover board, has been arranged on the pillar
There is the through-hole of perforation rear cover and cover board, is equipped with the fastener for making rear cover and cover board be locked in through-hole.
Using the above scheme, it is easily facilitated and is stamped and formed out using the rear cover with slot, and more save consumptive material, led to simultaneously
The mating of convex block and slot is crossed so that heat-dissipating casing is more firm, while rear cover and cover board is locked by fastener
It is fixed, the stability of splicing is further strengthened, so that heat-dissipating casing is stronger.
As the further setting of the utility model, the heat-dissipating casing surface is evenly equipped with several radiating grooves.
Using the above scheme, the contact area of heat-dissipating casing and air can be increased by uniformly several radiating grooves, improved
Radiating efficiency.
As the further setting of the utility model, the radiating groove is in pyramid-shaped.
Using the above scheme, the intensity of heat-dissipating casing can be reinforced using pyramid dress.
As the further setting of the utility model, the insulation inner casing is made of moulded heat-conductive insulated plastics.
Using the above scheme, the heat quickening on circuit board can be transmitted to heat-dissipating casing by moulded heat-conductive insulated plastics
On.
As the further setting of the utility model, it is provided with the binding post worn to cover board on the circuit board,
It is arranged with an insulation crust outside the binding post, first extended to outside cover board for binding post is provided on the cover board and is stepped down
Hole and the second relief hole outside cover board is extended to for partial circuit element.
Using the above scheme, gap shrinks between cover board and binding post can be made being arranged insulation crust outside binding post
While there will not be the risk of electric leakage, therefore the heat dissipation area of cover board can be further increased, while guaranteeing heat dissipation effect
Also ensure the Electrical Safety of controller.First relief hole and the second relief hole enable to obtain partial circuit member on circuit board
Part extends to outside cover board, can reduce the volume of controller entirety.
The utility model is further described with reference to the accompanying drawing.
Detailed description of the invention
Attached drawing 1 is the utility model specific embodiment appearance diagram；
Attached drawing 2 is the utility model specific embodiment structural exploded view；
Attached drawing 3 is the utility model specific embodiment cover board appearance diagram.
Specific embodiment
Specific embodiment of the utility model is as shown in Figure 1-3, a kind of brushless motor controller, including 1 He of heat-dissipating casing
Circuit board 2,2 front of circuit board are equipped with several circuit elements, include power component 3, institute in several circuit elements
Stating heat-dissipating casing 1 includes the rear cover 11 being stamped and formed out and the cover board 12 being stamped and formed out, and the rear cover 11 mutually splices with cover board 12
And it is formed with accommodating cavity 13, the circuit board 2 is inlaid in accommodating cavity 13, and the power component 3 on the circuit board 2 is towards cover board
12 settings, are provided with the insulation inner casing 4 for making to insulate between the two, court on the cover board 12 between the rear cover 11 and circuit board 2
It is corresponded to the one side of accommodating cavity 13 and is provided with protrusion 121, described raised 121 and the power component 3 at the position of power component 3
It is arranged in contradicting.
In the present embodiment, it is provided with slot 111 on 11 side wall of rear cover, is provided with and is used on the insulation inner casing 4
The convex block 41 mating with slot 111 has been spliced to form pillar 5, has set on the pillar 5 between the rear cover 11 and cover board 12
It is equipped with the through-hole 51 of perforation rear cover 11 and cover board 12, is equipped with the fastener for making rear cover 11 and cover board 12 be locked in through-hole 51
511, the fastener 511 can be rivet and could also say that screw.
In the present embodiment, 1 surface of heat-dissipating casing is evenly equipped with several radiating grooves 14.
In the present embodiment, the radiating groove 14 is in pyramid-shaped.
In the present embodiment, the insulation inner casing 4 is made of moulded heat-conductive insulated plastics.
In the present embodiment, the binding post 21 worn to outside cover board 12, the binding post are provided on the circuit board 2
It is arranged with an insulation crust outside 21, the first relief hole extended to outside cover board 12 for binding post 21 is provided on the cover board 12
122 and the second relief hole 123 outside cover board 12 is extended to for partial circuit element.
The utility model is not limited to above-mentioned specific embodiment, and persons skilled in the art are according to the utility model public affairs
The content opened can be implemented the utility model or all using the utility model using other a variety of specific embodiments
Design structure and thinking, do simple change or change, both fall within the protection scope of the utility model.
Claims (6)
1. a kind of brushless motor controller, including heat-dissipating casing and circuit board, the circuit board front is equipped with several circuit elements,
Include power component in several circuit elements, it is characterised in that: the heat-dissipating casing include the rear cover that is stamped and formed out and
The cover board being stamped and formed out, the rear cover and cover board mutually splice and are formed with accommodating cavity, and the circuit board is inlaid in accommodating cavity,
Power component on the circuit board is arranged towards cover board, and being provided between the rear cover and circuit board makes to insulate between the two
Insulate inner casing, correspond on the cover board towards the one side of accommodating cavity and is provided with protrusion at the position of power component, the protrusion and
The power component is in conflict setting.
2. brushless motor controller according to claim 1, it is characterised in that: it is provided with slot on the rear cover side wall,
It is provided on the insulation inner casing for the convex block mating with slot, has been spliced to form between the rear cover and cover board convex
Column is provided with the through-hole of perforation rear cover and cover board on the pillar, and make rear cover and cover board be locked tight is equipped in through-hole
Firmware.
3. according to claim 1 or brushless motor controller described in 2, it is characterised in that: the heat-dissipating casing surface is evenly equipped with
Several radiating grooves.
4. brushless motor controller according to claim 3, it is characterised in that: the radiating groove is in pyramid-shaped.
5. brushless motor controller according to claim 1, it is characterised in that: the insulation inner casing is moulded using heat conductive insulating
Material is made.
6. brushless motor controller according to claim 1, it is characterised in that: be provided with and worn to lid on the circuit board
Binding post outside plate, the binding post are arranged with an insulation crust outside, are provided on the cover board and extend to lid for binding post
The first relief hole outside plate and the second relief hole outside cover board is extended to for partial circuit element.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821359589.4U CN209120568U (en) | 2018-08-22 | 2018-08-22 | Brushless motor controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821359589.4U CN209120568U (en) | 2018-08-22 | 2018-08-22 | Brushless motor controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209120568U true CN209120568U (en) | 2019-07-16 |
Family
ID=67197297
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821359589.4U Active CN209120568U (en) | 2018-08-22 | 2018-08-22 | Brushless motor controller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209120568U (en) |
-
2018
- 2018-08-22 CN CN201821359589.4U patent/CN209120568U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |