CN111902021A - Radiator for new energy automobile motor controller and manufacturing method - Google Patents

Radiator for new energy automobile motor controller and manufacturing method Download PDF

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Publication number
CN111902021A
CN111902021A CN202010732235.5A CN202010732235A CN111902021A CN 111902021 A CN111902021 A CN 111902021A CN 202010732235 A CN202010732235 A CN 202010732235A CN 111902021 A CN111902021 A CN 111902021A
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CN
China
Prior art keywords
heat dissipation
motor controller
new energy
radiator
slot
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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.)
Pending
Application number
CN202010732235.5A
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Chinese (zh)
Inventor
陈家松
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Anhui Zhina Agricultural Technology Co ltd
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Anhui Zhina Agricultural Technology Co ltd
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Publication date
Application filed by Anhui Zhina Agricultural Technology Co ltd filed Critical Anhui Zhina Agricultural Technology Co ltd
Priority to CN202010732235.5A priority Critical patent/CN111902021A/en
Publication of CN111902021A publication Critical patent/CN111902021A/en
Pending legal-status Critical Current

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    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00Constructional details common to different types of electric apparatus
    • H05K7/20Modifications to facilitate cooling, ventilating, or heating
    • H05K7/2039Modifications to facilitate cooling, ventilating, or heating characterised by the heat transfer by conduction from the heat generating element to a dissipating body
    • H05K7/20409Outer radiating structures on heat dissipating housings, e.g. fins integrated with the housing
    • H05K7/20418Outer radiating structures on heat dissipating housings, e.g. fins integrated with the housing the radiating structures being additional and fastened onto the housing
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00Constructional details common to different types of electric apparatus
    • H05K7/20Modifications to facilitate cooling, ventilating, or heating
    • H05K7/2039Modifications to facilitate cooling, ventilating, or heating characterised by the heat transfer by conduction from the heat generating element to a dissipating body
    • H05K7/20509Multiple-component heat spreaders; Multi-component heat-conducting support plates; Multi-component non-closed heat-conducting structures

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  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Motor Or Generator Frames (AREA)
  • Cooling Or The Like Of Semiconductors Or Solid State Devices (AREA)
  • Cooling Or The Like Of Electrical Apparatus (AREA)

Abstract

The invention discloses a radiator for a motor controller of a new energy automobile, which comprises a substrate, wherein the substrate is attached and assembled with a circuit board of the motor controller, a radiating plate is arranged on the substrate, slots are arranged on the side surface of the radiating plate, which is far away from one side of the substrate, at intervals, radiating fins are arranged in the slots, and the radiating fins are in interference fit with the slots.

Description

Radiator for new energy automobile motor controller and manufacturing method
Technical Field
The invention relates to the field of new energy automobile accessories, in particular to a radiator for a motor controller of a new energy automobile.
Background
The new energy automobile adopts unconventional automobile fuel as a power source (or adopts conventional automobile fuel and a novel vehicle-mounted power device), integrates advanced technologies in the aspects of power control and driving of the automobile, and forms an automobile with advanced technical principle, new technology and new structure.
At present, a common new energy automobile is an electric automobile, the most important part in the electric automobile is a motor, the motor needs to be controlled by a controller, the heat dissipation of the controller is of great importance, the heat dissipation effect of a heat sink is determined according to the heat dissipation area of the heat sink, heat dissipation fins on a heat sink of the existing controller are generally integrally processed, the thickness of the heat dissipation fins cannot be too thin, the heat dissipation area is not high, the heat dissipation effect is general, and the use requirement cannot be met.
Disclosure of Invention
In order to solve the technical problems, the invention provides the radiator for the motor controller of the new energy automobile, which can increase the radiating area, effectively improve the radiating effect of the radiator, is convenient to process and assemble, and meets the current use requirements.
In order to achieve the purpose, the invention provides the following technical scheme:
the radiator for the motor controller of the new energy automobile comprises a substrate which is attached to a circuit board of the motor controller, wherein a radiating plate is arranged on the substrate, slots are arranged at intervals on the side face, away from one side of the substrate, of the radiating plate, radiating fins are arranged in the slots, and the radiating fins are in interference fit with the slots.
Preferably: the slots are arranged at equal intervals along the length direction of the heat dissipation plate;
through the technical scheme, the assembling function of the plurality of radiating fins can be realized.
Preferably: the slot width of the slot is consistent with the thickness of the radiating fins, the slot wall of the slot is provided with bulges which are distributed at intervals along the slot length direction, and the radiating fins are abutted against the extrusion bulges to form interference fit with the slot;
through the technical scheme, the interference fit of the radiating fins and the slots is realized.
Preferably: the bulges are distributed at intervals along the groove walls at two sides of the slot;
through the technical scheme, the function that the radiating fins can be stably inserted into the slots is achieved.
Preferably: the distance between the bulges is consistent;
through the technical scheme, when the radiating fins are inserted into the slots, stress on all the parts is consistent, and the structure is more stable and reliable.
Preferably: the bulge is of an aluminum dotted structure;
through the technical scheme, when the radiating fins are clamped in the slots, the aluminum point-shaped protrusions can be extruded and deformed, the function of fixing the radiating fins is achieved, and assembly is facilitated.
Preferably: the notch of the slot is arranged in a flaring shape;
through the technical scheme, the radiating fins are conveniently inserted into the slots.
A manufacturing method of a radiator for a motor controller of a new energy automobile comprises the following steps:
the method comprises the following steps: the heat dissipation plate is provided with a slot;
step two: the bulges are distributed on the wall of the slot at equal intervals;
step three: the heat sink fins are inserted into the slots.
Preferably: in the first step, slots are formed on the heat dissipation plate at equal intervals by a grooving machine.
Preferably: the heat dissipation fins are formed by cutting an aluminum thin plate.
The invention has the technical effects and advantages that: the radiating fin structure is stable in structure and reasonable in layout, can effectively increase the radiating area and improve the radiating effect, the radiating fins and the slots are tightly and stably matched, the heat transfer effect is good, the radiating fin structure is convenient to produce and manufacture, and the current use requirements are met.
Drawings
Fig. 1 is a schematic structural diagram of a radiator for a motor controller of a new energy vehicle according to an embodiment of the present invention.
Fig. 2 is a schematic cross-sectional structural view of a slot and a heat dissipation fin in a heat sink for a new energy vehicle motor controller in embodiment 1 of the present invention.
Fig. 3 is a schematic cross-sectional structure view of a slot and a heat dissipation fin in a heat sink for a new energy vehicle motor controller in embodiment 2 of the present invention.
Fig. 4 is a schematic cross-sectional structural view of a slot and a heat dissipation fin in a heat sink for a new energy vehicle motor controller in embodiment 3 of the present invention.
Fig. 5 is a schematic cross-sectional structure view of a slot and a heat dissipation fin in a heat sink for a new energy vehicle motor controller in embodiment 4 of the invention.
Fig. 6 is a schematic top view of a slot in a heat sink for a new energy vehicle motor controller in embodiment 3 of the present invention.
Description of reference numerals: 100-substrate, 110-slot, 120-projection, 200-heat dissipation fin.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments. The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.
Example 1
Referring to fig. 1 and fig. 2, the heat sink for a motor controller of a new energy automobile is provided in this embodiment, and includes a substrate 300 attached to a circuit board of the motor controller, a heat dissipation plate 100 is mounted on the substrate 300, slots 110 are spaced apart from each other and mounted on a side surface of the heat dissipation plate 100 away from the substrate, heat dissipation fins 200 are mounted in the slots 110, and the heat dissipation fins 200 are in interference fit with the slots 110; the slots 110 are arranged at equal intervals along the length direction of the heat dissipation plate 100; the groove walls on the two sides of the slot 110 are gradually reduced along the depth direction of the slot 110, the thickness of the matching position of the lower end of the heat dissipation fin 200 and the slot 110 is gradually reduced along the depth direction of the slot 110, and the gradually reduced distance between the side walls of the slot 110 is higher than the gradually reduced thickness of the lower end of the heat dissipation fin 200, so that the interference fit between the heat dissipation fin 200 and the slot 110 is realized, and the purpose of the plug-in connection of the heat dissipation fin 200 with a thinner thickness is realized.
Example 2
Referring to fig. 3, the radiator for the motor controller of the new energy vehicle proposed in this embodiment is different from embodiment 1 in that: the thickness of the heat dissipation fins 200 is consistent with the width of the slot 110, the lower end of the heat dissipation fins 200 is provided with aluminum punctiform protrusions at the matching position with the slot 110, the protrusions are distributed at equal intervals along the length direction of the slot 110, the protrusions can be arranged on one surface of the heat dissipation fins 200 or on both surfaces of the heat dissipation fins 200, the heat dissipation fins 220 are inserted into the slot 110, and the protrusions are extruded and deformed, so that the purpose of interference fit of the heat dissipation fins and the slot 110 is achieved.
Example 3
Referring to fig. 4, the radiator for the motor controller of the new energy vehicle proposed in this embodiment is different from embodiment 1 or 2 in that: the slot width of the slot 110 is consistent with the thickness of the heat dissipation fins 200, the slot wall of the slot 110 is provided with protrusions 120, the protrusions 120 are distributed at intervals along the slot length direction of the slot 110, and the heat dissipation fins 200 abut against the extrusion protrusions 120 to form interference fit with the slot 110; the protrusions 120 are distributed at intervals along the groove walls at two sides of the slot 110; the distance between the protrusions 120 is consistent; the protrusion 120 is an aluminum dot structure; the notches of the slots 110 are arranged in a flaring shape; by arranging the protrusion 120 on the slot wall of the slot 110, the problem that the protrusion will be shoveled off by the slot wall of the slot 110 when the heat dissipation fin 200 is inserted into the slot 110 in embodiment 2 when the protrusion is arranged on the heat dissipation fin 200 is avoided, and the protrusion can be extruded and deformed when the heat dissipation fin 200 and the slot 110 are assembled, so that the heat dissipation fin 200 and the slot 110 can be tightly attached, and the heat transfer efficiency and the heat transfer effect are ensured.
Example 4
Referring to fig. 5, the radiator for the motor controller of the new energy vehicle proposed in this embodiment is different from embodiment 1 or 2 in that: the bulges are arranged on the slot wall of the slot at intervals along the depth direction of the slot; when the radiating fins are inserted into the slots, the radiating fins and the slots are in interference fit, so that the radiating fins are more compact and stable, and the heat transfer efficiency is better.
Example 5
The embodiment provides a method for manufacturing a radiator for a motor controller of a new energy automobile, which is characterized by comprising the following steps: the method comprises the following steps:
the method comprises the following steps: the heat dissipation plate 100 is provided with a slot 110;
step two: the protrusions 120 are distributed on the wall of the slot 110 at equal intervals;
step three: the heat sink fins 200 are inserted into the slots 110.
In the first step, slots 110 are formed on the heat dissipation plate 100 at equal intervals by using a grooving machine.
The radiator fins 200 are cut from an aluminum thin plate.
The radiating fin structure is stable in structure and reasonable in layout, can effectively increase the radiating area and improve the radiating effect, the radiating fins and the slots are tightly and stably matched, the heat transfer effect is good, the radiating fin structure is convenient to produce and manufacture, and the current use requirements are met.
It is to be understood that the described embodiments are merely a few embodiments of the invention, and not all embodiments. All other embodiments, which can be derived by one of ordinary skill in the art and related arts based on the embodiments of the present invention without any creative effort, shall fall within the protection scope of the present invention. Structures, devices, and methods of operation not specifically described or illustrated herein are generally practiced in the art without specific recitation or limitation.

Claims (10)

1. The utility model provides a new energy automobile radiator for machine controller which characterized in that: the heat dissipation device comprises a substrate (300) which is attached to a circuit board of a motor controller, wherein a heat dissipation plate (100) is arranged on the substrate (300), slots (110) are arranged on the side, away from one side of the substrate, of the heat dissipation plate (100) at intervals, heat dissipation fins (200) are arranged in the slots (110), and the heat dissipation fins (200) are in interference fit with the slots (110).
2. The radiator for the motor controller of the new energy automobile according to claim 1, characterized in that: the slots (110) are arranged at equal intervals along the length direction of the heat dissipation plate (300).
3. The radiator for the new energy automobile motor controller according to claim 2, characterized in that: the groove width of the slot (110) is consistent with the thickness of the heat dissipation fins (200), the wall of the slot (110) is provided with protrusions (120), the protrusions (120) are distributed at intervals along the length direction of the slot (110), and the heat dissipation fins (200) abut against the extrusion protrusions (120) and the slot (110) to form interference fit.
4. The radiator for the new energy automobile motor controller according to claim 3, characterized in that: the bulges (120) are distributed at intervals along the groove walls at two sides of the slot (110).
5. The radiator for the new energy automobile motor controller according to claim 4, characterized in that: the protrusions (120) are uniformly spaced.
6. The radiator for the new energy automobile motor controller according to claim 5, characterized in that: the bulges (120) are of aluminum point-shaped structures.
7. The radiator for the motor controller of the new energy automobile according to claim 1, characterized in that: the notch of the inserting groove (110) is arranged in a flaring shape.
8. A manufacturing method of a radiator for a new energy automobile motor controller is characterized by comprising the following steps: the method comprises the following steps:
the method comprises the following steps: the heat dissipation plate (100) is provided with a slot (110);
step two: the protrusions (120) are distributed on the wall of the slot (110) at equal intervals;
step three: the heat sink fins (200) are inserted into the slots (110).
9. The manufacturing method of the radiator for the motor controller of the new energy automobile according to claim 8, characterized in that: in the first step, slots (110) are formed on the heat dissipation plate (100) at equal intervals by a grooving machine.
10. The manufacturing method of the radiator for the motor controller of the new energy automobile according to claim 8, characterized in that: the heat dissipation fins (200) are cut from an aluminum sheet.
CN202010732235.5A 2020-07-27 2020-07-27 Radiator for new energy automobile motor controller and manufacturing method Pending CN111902021A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010732235.5A CN111902021A (en) 2020-07-27 2020-07-27 Radiator for new energy automobile motor controller and manufacturing method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010732235.5A CN111902021A (en) 2020-07-27 2020-07-27 Radiator for new energy automobile motor controller and manufacturing method

Publications (1)

Publication Number Publication Date
CN111902021A true CN111902021A (en) 2020-11-06

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ID=73191133

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202010732235.5A Pending CN111902021A (en) 2020-07-27 2020-07-27 Radiator for new energy automobile motor controller and manufacturing method

Country Status (1)

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CN (1) CN111902021A (en)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101583260A (en) * 2008-05-16 2009-11-18 富准精密工业(深圳)有限公司 Heat radiator and manufacturing method thereof
CN102072473A (en) * 2009-11-20 2011-05-25 浙江迈勒斯照明有限公司 Heat radiating device for LED (Light Emitting Diode) lamp and processing method thereof
CN107359145A (en) * 2017-05-27 2017-11-17 宁波奇尘电子科技有限公司 High temperature resistant Radiator and its preparation method
CN208329491U (en) * 2018-06-11 2019-01-04 东台港美装饰材料有限公司 Spliced timber floor with silencing function
CN208635021U (en) * 2018-08-22 2019-03-22 北京车和家信息技术有限公司 Radiator, LED module and vehicle
CN209546198U (en) * 2018-12-07 2019-10-25 常州常发制冷科技有限公司 Inclined-plane inserted tooth phase transformation temperature-uniforming plate and radiator

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101583260A (en) * 2008-05-16 2009-11-18 富准精密工业(深圳)有限公司 Heat radiator and manufacturing method thereof
CN102072473A (en) * 2009-11-20 2011-05-25 浙江迈勒斯照明有限公司 Heat radiating device for LED (Light Emitting Diode) lamp and processing method thereof
CN107359145A (en) * 2017-05-27 2017-11-17 宁波奇尘电子科技有限公司 High temperature resistant Radiator and its preparation method
CN208329491U (en) * 2018-06-11 2019-01-04 东台港美装饰材料有限公司 Spliced timber floor with silencing function
CN208635021U (en) * 2018-08-22 2019-03-22 北京车和家信息技术有限公司 Radiator, LED module and vehicle
CN209546198U (en) * 2018-12-07 2019-10-25 常州常发制冷科技有限公司 Inclined-plane inserted tooth phase transformation temperature-uniforming plate and radiator

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Application publication date: 20201106

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