CN207200606U - A kind of brushless motor controller system beneficial to the radiating of mos pipes - Google Patents
A kind of brushless motor controller system beneficial to the radiating of mos pipes Download PDFInfo
- Publication number
- CN207200606U CN207200606U CN201720975105.8U CN201720975105U CN207200606U CN 207200606 U CN207200606 U CN 207200606U CN 201720975105 U CN201720975105 U CN 201720975105U CN 207200606 U CN207200606 U CN 207200606U
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- wiring board
- mos pipes
- radiating
- line plate
- beneficial
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Abstract
The utility model provides a kind of brushless motor controller system beneficial to the radiating of mos pipes, is related to printed circuit board technology field.The brushless motor controller system for being beneficial to the radiating of mos pipes includes housing and the motor body, the controller that are built in housing, motor body are electrically connected to each other with controller；Controller includes ventilation pedestal, first line plate, the second wiring board；The mos pipes of controller are arranged at the second wiring board, and remaining electronic component of controller is arranged at first line plate；First line plate and the second circuit board electrical connection；Ventilation pedestal is provided with ventilating opening, and first line plate, the second wiring board may be contained within divulging information on pedestal.Brushless motor controller system of the present utility model beneficial to the radiating of mos pipes, the mos pipes that power consumption is high, caloric value is big are independently arranged at the second wiring board, beneficial to the radiating and cooling of mos pipes, the loss increase of mos tube powers can be avoided to substantially prolongs the service life of circuit system even by heat damage.
Description
Technical field
It the utility model is related to printed circuit board technology field, more particularly to a kind of brushless electric machine beneficial to the radiating of mos pipes
Controller system.
Background technology
Due to volume, in existing lithium electricity brushless electric tool, the metal-oxide in brushless controller is partly led
Body field-effect transistor (commonly referred to as mos pipes, English full name：Metal-Oxide-Semiconductor Field-Effect
Transistor, english abbreviation MOSFET) sealed with to-252 (Transistor Out-line-252) packing forms
Dress, this method for packing is that mos pipes patch electric-type is attached on the printed circuit board of FR-4 epoxy glass-fiber-fabric substrates, due to traditional
FR4 or CM-3PCB plates are athermanous, so mos pipe radiating effects are poor.Fig. 1 is the control of brushless electric machine in the prior art
The structural representation of mos pipes in device, in the prior art, as shown in figure 1, one block of aluminium sheet 10 generally is pasted in the upper surface of mos pipes 6,
Auxiliary is radiated.But, the heat dissipating method effect is poor, and mos pipes 6 are still easily because high temperature is burnt out.
Utility model content
The purpose of this utility model is to provide a kind of brushless motor controller system beneficial to the radiating of mos pipes, to solve
Radiating effect difference easily causes mos tube powers to be lost existing for the printed circuit board of lithium electricity brushless electric tool of the prior art
Increase even overheats the problems such as impaired.
To achieve these goals, the utility model uses following technical scheme：
A kind of brushless motor controller system beneficial to the radiating of mos pipes provided by the utility model, including housing and interior
Motor body, the controller being placed in the housing, the motor body are electrically connected to each other with the controller, the controller
Including ventilation pedestal, first line plate, the second wiring board；The mos pipes of the controller are arranged at second wiring board, described
Remaining electronic component of controller is arranged at the first line plate；The first line plate is electrically connected with second wiring board
Connect；The ventilation pedestal is provided with ventilating opening, and the first line plate, second wiring board may be contained within the ventilation pedestal
On；Air enters from the air inlet of the housing, first through the ventilating opening, second wiring board is passed through, finally from institute
State the air outlet outflow of housing.
Further, the first line plate is vacantly arranged at the downstream of the ventilating opening, second wiring board with it is described
First line plate is arranged in a mutually vertical manner.The technical scheme has technical effect that：Due to setting power consumption high on the second wiring board and
The big mos pipes of caloric value, when the second wiring board is perpendicular to first line plate, transistor modular is beneficial to away from first line plate
Independent radiating.
Further, second wiring board is fixedly installed in the first line plate, and is arranged at the first line plate
Edge.The technical scheme has technical effect that：Second wiring board is fixedly installed on the edge of first line plate, can
Significantly increase the bore of ventilation shaft in housing, strengthen air circulation effect, can equally play the effect for accelerating the radiating of mos pipes
Fruit.Meanwhile second wiring board be connected with first line plate, be easy to line arrangement between the two.
Further, the first line plate and second wiring board are separately installed on the ventilation pedestal.Should
Technical scheme has technical effect that：Second wiring board is provided separately with first line plate, can significantly be increased and be flowed through second
The air stream of wiring board, improve the radiating efficiency of mos pipes on the second wiring board.
Further, first line plate, opposite side are fixedly installed in the ventilation described in the second wiring board side clamping
Pedestal.The technical scheme has technical effect that：When the second wiring board side clamping first line plate, two wiring boards can be square
Just pad connection or wire connection are realized.The independent radiating and cooling of mos pipes on the second wiring board is not influenceed simultaneously.
Further, the first line plate is vacantly arranged at the downstream of the ventilating opening, second wiring board with it is described
First line plate is arranged in parallel, and is not at same plane with the first line plate.The technique effect of the technical scheme
It is：Because first line plate is vacantly arranged at the downstream of ventilating opening, and the second wiring board is parallel with first line plate and not position
In approximately the same plane, so the air flow property of the second wiring board is more preferably, the radiating for transistor modular of being more convenient for.Also, separate
The first line plate and the second wiring board of high low setting, beneficial to replacing and maintenance.
Further, second wiring board is aluminum-based circuit board or ceramic base circuit board.The technology effect of the technical scheme
Fruit is：Aluminum-based circuit board and ceramic base circuit board belong to the high printed circuit board (PCB) of thermal conductivity factor, on this two classes wiring board
Transistor modular is set, radiating and cooling can be realized by air and wiring board body simultaneously；In addition, ceramic base circuit board size is steady
It is qualitative it is good, electrical insulation capability is high, and high temperature resistant.And aluminum-based circuit board technology maturation, there is good machining property.
Further, the quantity of the mos pipes is multiple that multiple mos pipes are arranged at second circuit in matrix form
Plate.The technical scheme has technical effect that：It is average in having in the mos pipes of matrix arrangement, between each independent mos pipes
Interval, and air stream it is out-of-date reduce to greatest extent it is heated after air-flow Repeat-heating mos pipes probability, accelerate air
Flow the emission effect to heat.
Further, the air outlet of second wiring board away from the housing, close to the air inlet of the housing.The technology
Scheme has technical effect that：, will because other electronic components and structure equally exist radiation processes in the housing of brushless electric machine
Second wiring board is arranged close to the position of air intake vent, is advantageous to the radiating and cooling for the mos pipes that power consumption is high, caloric value is big.
The beneficial effects of the utility model are：
Power consumption height and the big mos pipes of caloric value are independently arranged at beneficial to the brushless motor controller system of mos pipes radiating
Second wiring board, and by the ventilating opening for pedestal of divulging information, the second wiring board is placed on the ventilation shaft in housing, is beneficial to
The radiating and cooling of mos pipes, the loss increase of mos tube powers can be avoided to substantially prolongs circuit system even by heat damage
Service life.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the technical scheme of the utility model embodiment
The required accompanying drawing used is briefly described in description.It should be evident that drawings in the following description are of the present utility model
Some embodiments, for those of ordinary skill in the art, on the premise of not paying creative work, can also basis
These accompanying drawings obtain other accompanying drawings.
Fig. 1 is the structural representation of mos pipes in the controller of brushless electric machine in the prior art；
Fig. 2 is the outline drawing of the brushless motor controller system provided by the utility model beneficial to the radiating of mos pipes；
Fig. 3 is the controller part of the brushless motor controller system provided by the utility model beneficial to the radiating of mos pipes
Sectional view；
Fig. 4 is the knot of the ventilation pedestal of the brushless motor controller system provided by the utility model beneficial to the radiating of mos pipes
Structure schematic diagram；
Fig. 5 is the control for the brushless motor controller system for being beneficial to the radiating of mos pipes that the utility model embodiment one provides
The structural representation of device；
Fig. 6 is the control for the brushless motor controller system for being beneficial to the radiating of mos pipes that the utility model embodiment two provides
The structural representation of device；
Fig. 7 is the control for the brushless motor controller system for being beneficial to the radiating of mos pipes that the utility model embodiment three provides
The structural representation of device；
Fig. 8 is the control for the brushless motor controller system for being beneficial to the radiating of mos pipes that the utility model embodiment four provides
The structural representation of device.
Reference：
1- housings；2- controllers；3- ventilation pedestals；
4- first line plates；The wiring boards of 5- second；6-mos is managed；
7- ventilating openings；8- air inlets；9- air outlets；
10- aluminium sheets.
Embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with accompanying drawing, it is clear that described
Embodiment is the utility model part of the embodiment, rather than whole embodiments.Based on the embodiment in the utility model, sheet
The every other embodiment that field those of ordinary skill is obtained under the premise of creative work is not made, belongs to this practicality
Novel protected scope.
, it is necessary to explanation in description of the present utility model, term " " center ", " on ", " under ", it is "left", "right", " perpendicular
Directly ", the orientation of the instruction such as " level ", " interior ", " outer " or position relationship are based on orientation shown in the drawings or position relationship, are only
Described for the ease of description the utility model and simplifying, rather than instruction or imply signified device or element must have it is specific
Orientation, with specific azimuth configuration and operation, therefore it is not intended that to limitation of the present utility model.In addition, term " the
One ", " second ", " the 3rd " are only used for describing purpose, and it is not intended that instruction or hint relative importance.
, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in description of the present utility model
Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integratedly
Connection；Can be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected by intermediary,
It can be the connection of two element internals.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
Concrete meaning of the language in the utility model.
DESCRIPTION OF THE PRIOR ART：
Conventionally, as the reason for volume, in existing lithium electricity brushless electric tool, in brushless controller 2
Metal-Oxide Semiconductor field-effect transistor (commonly referred to as mos pipes 6, English full name：Metal-Oxide-
Semiconductor Field-Effect Transistor, english abbreviation MOSFET) with to-252 (Transistor
Out-line-252 packing forms) are packaged, and this method for packing is that mos pipes 6 are pasted into electric-type to be attached to FR-4 epoxy glasses
On the printed circuit board of cloth substrate, because traditional FR4 or CM-3PCB plates are athermanous, so the radiating effect of mos pipes 6
Difference.Fig. 1 is the structural representation of mos pipes 6 in the controller 2 of brushless electric machine in the prior art, in the prior art, as shown in figure 1,
One block of aluminium sheet 10 is generally pasted in the upper surface of mos pipes 6, auxiliary is radiated.But, the heat dissipating method effect is poor, and mos pipes 6 are still
So easily because high temperature is burnt out.
The utility model specific embodiment：
Embodiment one：
A kind of brushless motor controller system to be radiated beneficial to mos pipes 6 is present embodiments provided, wherein：Fig. 2 is this practicality
The outline drawing for being beneficial to the brushless motor controller system that mos pipes 6 radiate of new offer；Fig. 3 is profit provided by the utility model
Sectional view in the part of controller 2 for the brushless motor controller system that mos pipes 6 radiate；Fig. 4 is profit provided by the utility model
In the structural representation of the ventilation pedestal for the brushless motor controller system that mos pipes 6 radiate；Fig. 5 is the utility model embodiment
The structural representation of one controller 2 for being beneficial to the brushless motor controller system that mos pipes 6 radiate provided.As shown in Figure 2-5,
The brushless motor controller system for being beneficial to mos pipes 6 and radiating that the present embodiment provides, including housing 1 and be built in housing 1
Motor body (not marking), controller 2.Motor body is electrically connected to each other with controller 2.
Specifically, controller 2 includes ventilation pedestal 3, first line plate 4, the second wiring board 5；
Wherein, the mos pipes 6 of controller 2 are arranged on the second wiring board 5, and remaining electronic component of controller 2 is arranged at
On first line plate 4, and electrically connected between first line plate 4 and the second wiring board 5.
Further, ventilation pedestal 3 is provided with ventilating opening 7, and first line plate 4, the second wiring board 5 may be contained within pedestal of divulging information
On 3.When brushless electric machine works, air enters from the air inlet 8 of housing 1, first through ventilating opening 7, passes through the second wiring board 5,
Finally flowed out from the air outlet 9 of housing 1, the heat of the mos pipes 6 on the second wiring board 5 is taken to outside housing 1.
Further, first line plate 4 is vacantly arranged on the downstream of ventilating opening 7, and the second wiring board 5 and first line plate
4 are arranged in a mutually vertical manner.
Further, the second wiring board 5 is fixedly installed in first line plate 4, and is arranged at the edge of first line plate 4.
And the brushless motor controller system provided by the utility model to be radiated beneficial to mos pipes 6, can preferably solve existing
With the presence of technology printed circuit board the problem of.The reason is that the brushless motor controller system to be radiated beneficial to mos pipes 6 will
Power consumption is high and the big mos pipes 6 of caloric value are independently arranged at the second wiring board 5, and by the ventilating opening 7 for pedestal 3 of divulging information, by the
Two wiring boards 5 are placed on the ventilation shaft in housing 1, beneficial to the radiating and cooling of mos pipes 6, can avoid the power attenuation of mos pipes 6
Increase substantially prolongs the service life of circuit system even by heat damage.
In above-described embodiment one, due to setting power consumption high on the second wiring board 5 and the big mos pipes 6 of caloric value, when second
When wiring board 5 is perpendicular to first line plate 4, transistor modular is away from first line plate 4, beneficial to independent radiating.And by the second line
Road plate 5 is fixedly installed on the edge of first line plate 4, can significantly increase the bore of ventilation shaft in housing 1, and enhancing is empty
Air-flow leads to effect, can equally play the effect for accelerating the radiating of mos pipes 6.Meanwhile second wiring board 5 connect with first line plate 4
Connect, be easy to line arrangement between the two.
Embodiment two：
A kind of brushless motor controller system to be radiated beneficial to mos pipes 6 is present embodiments provided, wherein：Fig. 6 is this practicality
The structural representation for the controller 2 for being beneficial to the brushless motor controller system that mos pipes 6 radiate that new embodiment two provides.Such as
Fig. 2~4, shown in 6, the brushless motor controller system for being beneficial to mos pipes 6 and radiating that the present embodiment provides, including housing 1 and interior
Motor body, the controller 2 being placed in housing 1.Motor body is electrically connected to each other with controller 2.
Specifically, controller 2 includes ventilation pedestal 3, first line plate 4, the second wiring board 5；
Wherein, the mos pipes 6 of controller 2 are arranged on the second wiring board 5, and remaining electronic component of controller 2 is arranged at
On first line plate 4, and electrically connected between first line plate 4 and the second wiring board 5.
Further, ventilation pedestal 3 is provided with ventilating opening 7, and first line plate 4, the second wiring board 5 may be contained within pedestal of divulging information
On 3.When brushless electric machine works, air enters from the air inlet 8 of housing 1, first through ventilating opening 7, passes through the second wiring board 5,
Finally flowed out from the air outlet 9 of housing 1, the heat of the mos pipes 6 on the second wiring board 5 is taken to outside housing 1.
Further, first line plate 4 is vacantly arranged on the downstream of ventilating opening 7, and the second wiring board 5 and first line plate
4 are arranged in a mutually vertical manner.
Further, the wiring board 5 of first line plate 4 and second is separately installed on ventilation pedestal 3.
In above-described embodiment two, the second wiring board 5 is provided separately with first line plate 4, can significantly be increased and be flowed through
The air stream of second wiring board 5, improve the radiating efficiency of mos pipes 6 on the second wiring board 5.
Embodiment three：
A kind of brushless motor controller system to be radiated beneficial to mos pipes 6 is present embodiments provided, wherein：Fig. 7 is this practicality
The structural representation for the controller 2 for being beneficial to the brushless motor controller system that mos pipes 6 radiate that new embodiment three provides.Such as
Fig. 2~4, shown in 7, the brushless motor controller system for being beneficial to mos pipes 6 and radiating that the present embodiment provides, including housing 1 and interior
Motor body, the controller 2 being placed in housing 1.Motor body is electrically connected to each other with controller 2.
Specifically, controller 2 includes ventilation pedestal 3, first line plate 4, the second wiring board 5；
Wherein, the mos pipes 6 of controller 2 are arranged on the second wiring board 5, and remaining electronic component of controller 2 is arranged at
On first line plate 4, and electrically connected between first line plate 4 and the second wiring board 5.
Further, ventilation pedestal 3 is provided with ventilating opening 7, and first line plate 4, the second wiring board 5 may be contained within pedestal of divulging information
On 3.When brushless electric machine works, air enters from the air inlet 8 of housing 1, first through ventilating opening 7, passes through the second wiring board 5,
Finally flowed out from the air outlet 9 of housing 1, the heat of the mos pipes 6 on the second wiring board 5 is taken to outside housing 1.
Further, first line plate 4 is vacantly arranged on the downstream of ventilating opening 7, and the second wiring board 5 and first line plate
4 are arranged in a mutually vertical manner.
Further, the side clamping first line plate 4 of the second wiring board 5, opposite side are fixedly installed in ventilation pedestal 3.
In above-described embodiment three, when 5 side clamping first line plate 4 of the second wiring board, two wiring boards can facilitate
Realize pad connection or wire connection in ground.The independent radiating and cooling of mos pipes 6 on the second wiring board 5 is not influenceed simultaneously.
Example IV：
A kind of brushless motor controller system to be radiated beneficial to mos pipes 6 is present embodiments provided, wherein：Fig. 8 is this practicality
The structural representation for the controller 2 for being beneficial to the brushless motor controller system that mos pipes 6 radiate that new embodiment four provides.Such as
Fig. 2~4, shown in 8, the brushless motor controller system for being beneficial to mos pipes 6 and radiating that the present embodiment provides, including housing 1 and interior
Motor body, the controller 2 being placed in housing 1.Motor body is electrically connected to each other with controller 2.
Specifically, controller 2 includes ventilation pedestal 3, first line plate 4, the second wiring board 5；
Wherein, the mos pipes 6 of controller 2 are arranged on the second wiring board 5, and remaining electronic component of controller 2 is arranged at
On first line plate 4, and electrically connected between first line plate 4 and the second wiring board 5.
Further, ventilation pedestal 3 is provided with ventilating opening 7, and first line plate 4, the second wiring board 5 may be contained within pedestal of divulging information
On 3.When brushless electric machine works, air enters from the air inlet 8 of housing 1, first through ventilating opening 7, passes through the second wiring board 5,
Finally flowed out from the air outlet 9 of housing 1, the heat of the mos pipes 6 on the second wiring board 5 is taken to outside housing 1.
Further, first line plate 4 is vacantly arranged at the downstream of ventilating opening 7, the second wiring board 5 and first line plate 4
It is arranged in parallel, and it is not at same plane with first line plate 4.
In above-described embodiment four, because first line plate 4 is vacantly arranged at the downstream of ventilating opening 7, and the second wiring board 5
It is parallel with first line plate 4 and be not located at approximately the same plane, so the air flow property of the second wiring board 5 is more preferably, crystalline substance of being more convenient for
The radiating of body tube module.Also, the wiring board 5 of first line plate 4 and second of high low setting is separated, beneficial to replacing and maintenance.
On the basis of any of the above-described embodiment, as shown in Fig. 2~8, the second wiring board 5 preferably using aluminum-based circuit board or
Person's ceramics base circuit board.In the brushless motor controller system for being beneficial to mos pipes 6 and radiating of the structure, aluminum-based circuit board and ceramics
Base circuit board belongs to the high printed circuit board (PCB) of thermal conductivity factor, and mos pipes 6 are set on this two classes wiring board, can pass through sky simultaneously
Gas and wiring board body realize radiating and cooling；In addition, ceramic base circuit board good stability of the dimension, electrical insulation capability are high, and it is resistance to
High temperature.And aluminum-based circuit board technology maturation, there is good machining property.
On the basis of any of the above-described embodiment, as shown in Fig. 3,5,7,8, the quantity of mos pipes 6 is multiple, and multiple mos
Pipe 6 is arranged at the second wiring board 5 in matrix form.The brushless motor controller system for being beneficial to mos pipes 6 and radiating of the structure, it is each
There is equispaced between independent mos pipes 6, and add in the out-of-date repetition for reducing heated rear air-flow to greatest extent of air stream
The probability of hot transistor, accelerate emission effect of the air stream to heat.
Further, as shown in figure 3, air outlet 9 of second wiring board 5 away from housing 1 and close to housing 1 air inlet 8.
Because other electronic components and structure equally exist radiation processes in the housing 1 of brushless electric machine, the second wiring board 5 is arranged on and leaned on
The position of nearly air intake vent, be advantageous to the radiating and cooling for the mos pipes 6 that power consumption is high, caloric value is big.
Finally it should be noted that：Various embodiments above is only to illustrate the technical solution of the utility model, rather than it is limited
System；Although the utility model is described in detail with reference to foregoing embodiments, one of ordinary skill in the art should
Understand：It can still modify to the technical scheme described in foregoing embodiments, either to which part or whole
Technical characteristic carries out equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is departed from this practicality newly
The scope of each embodiment technical scheme of type.
Claims (9)
1. a kind of brushless motor controller system beneficial to the radiating of mos pipes, including housing and the electricity that is built in the housing
Machine body, controller, the motor body are electrically connected to each other with the controller, it is characterised in that
The controller includes ventilation pedestal, first line plate, the second wiring board；
The mos pipes of the controller are arranged at second wiring board, and remaining electronic component of the controller is arranged at institute
State first line plate；The first line plate and second circuit board electrical connection；
The ventilation pedestal is provided with ventilating opening, and the first line plate, second wiring board may be contained within the ventilation base
On seat；Air enters from the air inlet of the housing, first through the ventilating opening, passes through second wiring board, finally from
The air outlet outflow of the housing.
2. the brushless motor controller system according to claim 1 beneficial to the radiating of mos pipes, it is characterised in that described the
One wiring board is vacantly arranged at the downstream of the ventilating opening, and second wiring board is mutually perpendicular to set with the first line plate
Put.
3. the brushless motor controller system according to claim 2 beneficial to the radiating of mos pipes, it is characterised in that described the
Two wiring boards are fixedly installed in the first line plate, and are arranged at the edge of the first line plate.
4. the brushless motor controller system according to claim 2 beneficial to the radiating of mos pipes, it is characterised in that described the
One wiring board and second wiring board are separately installed on the ventilation pedestal.
5. the brushless motor controller system according to claim 2 beneficial to the radiating of mos pipes, it is characterised in that described the
First line plate described in two wiring board side clampings, opposite side are fixedly installed in the ventilation pedestal.
6. the brushless motor controller system according to claim 1 beneficial to the radiating of mos pipes, it is characterised in that described the
One wiring board is vacantly arranged at the downstream of the ventilating opening, and second wiring board is parallel to each other with the first line plate and set
Put, and same plane is not at the first line plate.
7. the brushless motor controller system for being beneficial to the radiating of mos pipes according to any one of claim 1~6, its feature exist
In second wiring board is aluminum-based circuit board or ceramic base circuit board.
8. the brushless motor controller system for being beneficial to the radiating of mos pipes according to any one of claim 1~6, its feature exist
In the quantity of the mos pipes is multiple, and multiple mos pipes are arranged at second wiring board in matrix form.
9. the brushless motor controller system for being beneficial to the radiating of mos pipes according to any one of claim 1~6, its feature exist
In the air outlet of second wiring board away from the housing, close to the air inlet of the housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720975105.8U CN207200606U (en) | 2017-08-07 | 2017-08-07 | A kind of brushless motor controller system beneficial to the radiating of mos pipes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720975105.8U CN207200606U (en) | 2017-08-07 | 2017-08-07 | A kind of brushless motor controller system beneficial to the radiating of mos pipes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207200606U true CN207200606U (en) | 2018-04-06 |
Family
ID=61796584
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720975105.8U Expired - Fee Related CN207200606U (en) | 2017-08-07 | 2017-08-07 | A kind of brushless motor controller system beneficial to the radiating of mos pipes |
Country Status (1)
| Country | Link |
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| CN (1) | CN207200606U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107276462A (en) * | 2017-08-07 | 2017-10-20 | 苏州市普电电子电器厂 | A kind of brushless motor controller system radiated beneficial to mos pipes |
-
2017
- 2017-08-07 CN CN201720975105.8U patent/CN207200606U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107276462A (en) * | 2017-08-07 | 2017-10-20 | 苏州市普电电子电器厂 | A kind of brushless motor controller system radiated beneficial to mos pipes |
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| 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: 20180406 Termination date: 20190807 |