CN105431013B - A kind of Turbulent Flow Type electric machine controller radiating bottom plate - Google Patents
A kind of Turbulent Flow Type electric machine controller radiating bottom plate Download PDFInfo
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- CN105431013B CN105431013B CN201510928213.5A CN201510928213A CN105431013B CN 105431013 B CN105431013 B CN 105431013B CN 201510928213 A CN201510928213 A CN 201510928213A CN 105431013 B CN105431013 B CN 105431013B
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- radiating
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/2039—Modifications to facilitate cooling, ventilating, or heating characterised by the heat transfer by conduction from the heat generating element to a dissipating body
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- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
- Motor Or Generator Cooling System (AREA)
Abstract
The invention discloses a kind of Turbulent Flow Type electric machine controller radiating bottom plate, heat-radiating substrate including rectangular configuration, the heat-radiating substrate it is upper, lower two sides is respectively circuit unit mounting surface and ventilation and heat face, the ventilation and heat face includes the long side centre symmetry line set along the heat-radiating substrate length direction and the short side centre symmetry line set along the heat-radiating substrate width, it is provided with the ventilation and heat face some perpendicular to the ventilation and heat face and for the air-flow of the heat-radiating substrate both sides of edges to be oriented to the turbulent radiating fin of the heat-radiating substrate center, the angle of the turbulent radiating fin and the long side centre symmetry line is a, the angle of the turbulent radiating fin and the short side centre symmetry line is b, a is 15 °~45 °, b is 45 °~75 °.A kind of Turbulent Flow Type electric machine controller radiating bottom plate of the present invention, can realize good radiating effect, meet actual operation requirements.
Description
Technical field
The present invention relates to a kind of Turbulent Flow Type electric machine controller radiating bottom plate, belong to electric machine controller technical field.
Background technology
Electric automobile EV（Electric Vehicle）As a kind of new-energy automobile grown up first, thousand are just entered into
Ten thousand families of family, electric automobile needs a kind of efficient low-consume, drive motor controller with low cost.Electric machine controller for motor vehicle
It is Motor for Electric Automobile normal operation and realizes the command centre of the functions such as various speed governing, completes to various input signals
Logic synthesis is carried out, various control signals are provided for drive circuit, produces PWM pulse-width signals, to Motor for Electric Automobile
Carry out speed ring and electric current loop regulation, make system that there is preferable dynamic and static properties, short circuit, excessively stream, under-voltage fault is realized
Protection etc..
The problem of temperature rise is too high, Chinese patent literature CN are used in order to solve existing electric automobile driving controller
201708684 U disclose a kind of heat dissipation system for driving controller of electric vehicle, include for controlling to automobile drive electric motor
Size of powering and the powerful MOS pipes of electric current commutation, are connected with radiator on these MOS bodys, the radiator by
Aluminum alloy materials are made, and the spreader surface is electroplate with metal nickel dam.Although above-mentioned technical proposal improves electric automobile driving
The heat dispersion of controller, its deficiency existed is that overall structure is big compared with complicated, volume and weight, is not easy to install, and
Long-term vibrated be easily caused connects unreliable in car running process.
The content of the invention
The present invention is exactly in view of the deficienciess of the prior art, provide a kind of Turbulent Flow Type electric machine controller radiating bottom plate, energy
Good radiating effect is enough realized, actual operation requirements are met.
To solve the above problems, the technical solution used in the present invention is as follows：
A kind of Turbulent Flow Type electric machine controller radiating bottom plate, including：The heat-radiating substrate of rectangular configuration, the heat-radiating substrate
Upper and lower faces are respectively circuit unit mounting surface and ventilation and heat face, and the ventilation and heat face includes long along the heat-radiating substrate
The long side centre symmetry line that direction is set and the short side centre symmetry line set along the heat-radiating substrate width are spent, it is described logical
It is provided with wind radiating surface some perpendicular to the ventilation and heat face and for the air-flow of the heat-radiating substrate both sides of edges to be led
To the turbulent radiating fin of the heat-radiating substrate center, the turbulent radiating fin and the angle of the long side centre symmetry line
For α, the angle of the turbulent radiating fin and the short side centre symmetry line is β, and α is 15 °~45 °, and β is 45 °~75 °.
As the improvement of above-mentioned technical proposal, some turbulent radiating fins are symmetrically distributed in the long side Central Symmetry
The both sides of line, and some turbulent radiating fins are also symmetrically distributed in the both sides of the short side centre symmetry line.
As the improvement of above-mentioned technical proposal, some turbulent radiating fins are arranged into several columns, turbulent flow described in each column
The setting direction of radiating fin is each parallel to the short side centre symmetry line.
As the improvement of above-mentioned technical proposal, turbulent radiating fin is divided into close to the heat-radiating substrate center described in several columns
Described in each column in the center turbulent flow portion at place and the edge turbulent flow portion close to the heat-radiating substrate edge, the edge turbulent flow portion
Be provided with a center water conservancy diversion catch in turbulent radiating fin, the center water conservancy diversion catch perpendicular to the ventilation and heat face and
It is arranged in the long side centre symmetry line.
As the improvement of above-mentioned technical proposal, installation step, and the erecting bed are additionally provided with the ventilation and heat face
Component level is in four corners of the heat-radiating substrate.
As the improvement of above-mentioned technical proposal, it is additionally provided with the ventilation and heat face some perpendicular to the ventilation and heat
The flow-guiding radiation fin in face, the flow-guiding radiation fin is arranged between the adjacent installation step, and the flow-guiding radiation wing
Line of the piece between the adjacent installation step.The adjacent installation step in the present invention refers in particular to be located at the radiating
Two installation steps on substrate same side, without including described in two at the heat-radiating substrate diagonal position
Installation step.
Compared with prior art, implementation result of the invention is as follows by the present invention：
A kind of Turbulent Flow Type electric machine controller radiating bottom plate of the present invention, is suitable for making full use of various on electric automobile
The air-flow position of installation direction, also is adapted for installing fan air blast cooling in the front in ventilation and heat face；The present invention is preferably turbulent
Radiating fin arrangement mode, the steady air flow that can flow through nature becomes disorderly, and simulation model shows that disorderly air-flow can be more
Heat exchange is efficiently carried out to radiate.
Make a kind of Turbulent Flow Type electric machine controller of the present invention positioned at the installation step of four corners of heat-radiating substrate
Radiating bottom plate can easily connect air blast cooling fan or directly be connected with the flat board on electric automobile or four side steel members
Connect, and the turbulent radiating fin of protection can be played a part of, it is to avoid turbulent radiating fin and the component of surrounding collide deformation.
, can be effectively by cooling air-flow from ventilation and heat during the forced heat radiation fan installed in the centre position of heat-radiating substrate
The center in face is evenly directed to four edges in ventilation and heat face.In the case of natural air cooled, when airflow direction parallel to
During long side, air-flow can quickly flow across along long side centre symmetry line and take away heat；When airflow direction is parallel to short side, air-flow warp
Although the displacement for crossing heat-radiating substrate is shorter, because the angle α of turbulent radiating fin and long side centre symmetry line is 15 °~45 °,
The angle β of turbulent radiating fin and short side centre symmetry line for 45 °~75 °, i.e. β be more than α, make in the turbulent flow of turbulent radiating fin
Under, it can keep and parallel to radiating effect close under the airflow condition on long side.
Brief description of the drawings
Fig. 1 looks up dimensional structure diagram for a kind of Turbulent Flow Type electric machine controller radiating bottom plate of the present invention；
Fig. 2 is a kind of ventilation and heat face structural representation of Turbulent Flow Type electric machine controller radiating bottom plate of the present invention；
Fig. 3 is a kind of circuit unit mounting surface structural representation of Turbulent Flow Type electric machine controller radiating bottom plate of the present invention
Figure.
Embodiment
Illustrate present disclosure below in conjunction with specific embodiments.
As shown in Figure 1 to Figure 3, it is a kind of Turbulent Flow Type electric machine controller radiating bottom plate structure schematic diagram of the present invention.
A kind of Turbulent Flow Type electric machine controller radiating bottom plate of the present invention, including：The heat-radiating substrate of rectangular configuration, the heat-radiating substrate
Upper and lower faces are respectively circuit unit mounting surface and ventilation and heat face, and the ventilation and heat face includes long along the heat-radiating substrate
The long side centre symmetry line that direction is set and the short side centre symmetry line set along the heat-radiating substrate width are spent, it is described logical
It is provided with wind radiating surface some perpendicular to the ventilation and heat face and for the air-flow of the heat-radiating substrate both sides of edges to be led
To the turbulent radiating fin 1 of the heat-radiating substrate center, the turbulent radiating fin 1 and the folder of the long side centre symmetry line
Angle is α, and the angle of the turbulent radiating fin 1 and the short side centre symmetry line is β, and α is 15 °~45 °, and β is 45 °~75 °.
Further, some turbulent radiating fins 1 are symmetrically distributed in the both sides of the long side centre symmetry line, and some described disorderly
Flow heat dissipation fin 1 is also symmetrically distributed in the both sides of the short side centre symmetry line.Specifically, some turbulent radiating fins 1
Several columns are arranged into, the setting direction of turbulent radiating fin 1 is each parallel to the short side centre symmetry line described in each column.Specifically
Ground, turbulent 1 point of radiating fin described in several columns is close to the center turbulent flow portion 11 of the heat-radiating substrate center and close to described
It is all provided with turbulent radiating fin 1 described in each column in the edge turbulent flow portion 12 of heat-radiating substrate edge, the edge turbulent flow portion 12
A center water conservancy diversion catch 2 is equipped with, the center water conservancy diversion catch 2 is perpendicular to the ventilation and heat face and is arranged in the long side
On heart line of symmetry.
Further, installation step 4 is additionally provided with the ventilation and heat face, and the installation step 4 is positioned at described
Four corners of heat-radiating substrate.Some water conservancy diversion perpendicular to the ventilation and heat face are additionally provided with the ventilation and heat face to dissipate
Hot fin 3, the flow-guiding radiation fin 3 is arranged between the adjacent installation step 4, and the flow-guiding radiation fin 3 is vertical
Line between the adjacent installation step 4.
When installing and using, the end face of the installation step 4 can be close to flat board or four side steel structures on electric automobile
The installation step 4, is fixedly connected by part by bolt with the flat board on electric automobile or four side steel members, dissipates the turbulent flow
Hot fin 1, the center water conservancy diversion catch 2 and the flow-guiding radiation fin 3 are located on the ventilation and heat face and electric automobile
Between flat board or four side steel members, pass through the active around natural wind or a kind of described Turbulent Flow Type electric machine controller radiating bottom plate
Radiating airflow is radiated, when radiating airflow is oriented parallel to long side, and air-flow can be quickly flowed across along long side centre symmetry line
Take away heat；When radiating airflow is oriented parallel to short side, although air-flow is shorter by the displacement of heat-radiating substrate, due to turbulent flow
Radiating fin and the angle α of long side centre symmetry line are 15 °~45 °, turbulent radiating fin and the angle β of short side centre symmetry line
For 45 °~75 °, i.e. β be more than α, under the action of turbulent flow of turbulent radiating fin, can keep and parallel under the airflow condition on long side
Close radiating effect.
The end face of the edge-corner of forced heat radiation fan and the installation step 4 can also be bolted to connection,
Then forced heat radiation fan is fixedly installed on the car body member of electric automobile, it is disorderly to described one kind by forced heat radiation fan
The front conveying cooling air-flow in the ventilation and heat face of flow pattern electric machine controller radiating bottom plate, passes through the turbulent radiating fin
1st, the effect of the center water conservancy diversion catch 2 and the flow-guiding radiation fin 3, can be effectively by cooling air-flow from the ventilation and heat
The center in face is evenly directed to four edges in ventilation and heat face.
Above content is made for the present invention in conjunction with specific embodiments describes in detail, it is impossible to assert that the present invention is specific real
Apply and be only limitted to these explanations.For those skilled in the art, before present inventive concept is not departed from
Put, some simple deduction or replace can also be made, the scope of protection of the invention should be all considered as belonging to.
Claims (3)
1. a kind of Turbulent Flow Type electric machine controller radiating bottom plate, it is characterized in that, including：The heat-radiating substrate of rectangular configuration, the radiating
The upper and lower faces of substrate are respectively circuit unit mounting surface and ventilation and heat face, and the ventilation and heat face is included along the radiating
Long side centre symmetry line and the short side centre symmetry line along heat-radiating substrate width setting that zig direction is set,
It is provided with the ventilation and heat face some perpendicular to the ventilation and heat face and for by the heat-radiating substrate both sides of edges
Air-flow is oriented to the turbulent radiating fin of the heat-radiating substrate center（1）, the turbulent radiating fin（1）With the Chang Bian centers
The angle of line of symmetry is α, the turbulent radiating fin（1）Angle with the short side centre symmetry line is β, and α is 15 °~45 °,
β is 45 °~75 °；Some turbulent radiating fins（1）The both sides of the long side centre symmetry line are symmetrically distributed in, and it is some
The turbulent radiating fin（1）Also the both sides of the short side centre symmetry line are symmetrically distributed in；Some turbulent radiating fins
（1）It is symmetrically distributed in the both sides of the long side centre symmetry line, and some turbulent radiating fins（1）Also it is symmetrically distributed in institute
State the both sides of short side centre symmetry line；Turbulent radiating fin described in several columns（1）It is divided into close to the heat-radiating substrate center
Center turbulent flow portion（11）With the edge turbulent flow portion close to the heat-radiating substrate edge（12）, the edge turbulent flow portion（12）In
Turbulent radiating fin described in each column（1）In be provided with a center water conservancy diversion catch（2）, the center water conservancy diversion catch（2）Vertically
In the ventilation and heat face and it is arranged in the long side centre symmetry line.
2. a kind of Turbulent Flow Type electric machine controller radiating bottom plate as claimed in claim 1, it is characterized in that, on the ventilation and heat face
It is additionally provided with installation step（4）, and the installation step（4）Positioned at four corners of the heat-radiating substrate.
3. a kind of Turbulent Flow Type electric machine controller radiating bottom plate as claimed in claim 2, it is characterized in that, on the ventilation and heat face
It is additionally provided with some flow-guiding radiation fins perpendicular to the ventilation and heat face（3）, the flow-guiding radiation fin（3）It is arranged at phase
The adjacent installation step（4）Between, and the flow-guiding radiation fin（3）Perpendicular to the adjacent installation step（4）Between company
Line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510928213.5A CN105431013B (en) | 2015-12-15 | 2015-12-15 | A kind of Turbulent Flow Type electric machine controller radiating bottom plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510928213.5A CN105431013B (en) | 2015-12-15 | 2015-12-15 | A kind of Turbulent Flow Type electric machine controller radiating bottom plate |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105431013A CN105431013A (en) | 2016-03-23 |
| CN105431013B true CN105431013B (en) | 2017-08-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510928213.5A Active CN105431013B (en) | 2015-12-15 | 2015-12-15 | A kind of Turbulent Flow Type electric machine controller radiating bottom plate |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021237706A1 (en) * | 2020-05-29 | 2021-12-02 | 海能达通信股份有限公司 | Bypass crosswind radiator and apparatus, and vehicle-mounted station |
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| CN2511098Y (en) * | 2001-11-16 | 2002-09-11 | 北京动力源科技股份有限公司 | Rectifying mould radiating device structure |
| US6735082B2 (en) * | 2002-08-14 | 2004-05-11 | Agilent Technologies, Inc. | Heatsink with improved heat dissipation capability |
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| CN105431013A (en) | 2016-03-23 |
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