CN207852659U - The radiator structure of power device - Google Patents
The radiator structure of power device Download PDFInfo
- Publication number
- CN207852659U CN207852659U CN201820228831.8U CN201820228831U CN207852659U CN 207852659 U CN207852659 U CN 207852659U CN 201820228831 U CN201820228831 U CN 201820228831U CN 207852659 U CN207852659 U CN 207852659U
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- CN
- China
- Prior art keywords
- power device
- insulating support
- radiator
- circuit board
- radiator structure
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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.)
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Abstract
The utility model discloses a kind of radiator structures of power device, include the circuit board of installation power device, fixed insulating support on circuit boards and the radiator being fixed on insulating support, it is provided with through-hole on the circuit board, there is a be set in the reinforcing post in through-hole in the middle part of the insulating support, the reinforcing post be provided on one side for the card slot for accommodating power device that lodges towards the circuit board for being equipped with power device, the reinforcing post has middle part to be provided with through-hole, after the power device is caught in card slot, the radiator is placed on above insulating support and offsets and be fixed on insulating support by through-hole with screw with power device surface.The utility model has the advantages that easy for installation, assembling fool proof.
Description
Technical field
The utility model is related to power electronics fields, more particularly, to a kind of power easy for installation, assembling fool proof
The radiator structure of device.
Background technology
Output power applied to the power device (such as IGBT) in various electric machine controllers is also being continuously improved, this is just right
The problems such as the radiating of power device, pressure resistance, installation, more stringent requirements are proposed.In prior art, the form of press strip is mostly used greatly
One or two is pressed on a heat sink even more than power device (such as IGBT), power device metal bottom and radiator it
Between generally meet resistance to pressure request by pad insulating heat-conductive paper.Press strip is generally pressed by dielectric plastic material by die sinking
Type, complicated, production cost is higher, and be easy to cause press strip breakage as firmly excessive when being screwed, and influences press fitting effect
Fruit.It on the other hand, cannot be with after the installation of some power devices due to the package technique of element surface machining accuracy is not high
Radiator comes into full contact with, and can thus influence heat dissipation effect, and then influence product function.
Invention content
The utility model aim is to provide a kind of radiator structure of power device easy for installation, assembling fool proof.
The utility model realized by following technical measures, a kind of radiator structure of power device, including installation power
The circuit board of device, fixed insulating support on circuit boards and the radiator being fixed on insulating support, on the circuit board
It is provided with through-hole, has a be set in the middle part of the insulating support in the reinforcing post in through-hole, the reinforcing post is towards being equipped with power
The circuit board of device is provided on one side for the card slot for accommodating power device that lodges, and it is logical that the reinforcing post has middle part to be provided with
Hole, after the power device is caught in card slot, the radiator is placed on to offset with power device surface above insulating support and be used in combination
Screw is fixed on by through-hole on insulating support.
It is provided on the insulating support side or angle for accommodating sensor on circuit board as a preferred method,
Sensor space, the sensor are placed in sensor space interior energy and closely offset with radiator.
An at least opposite side top edge for the insulating support extends outward to form waterproof edges as a preferred method,.
The insulating support is plastic stent as a preferred method,.
The fixed column of power device centre bore can be embedded in by being provided with one in the middle part of the card slot as a preferred method,.
It is extended to have in the middle part of the sensor space as a preferred method, and hangs hook by the feet.
One side of the reinforcing post towards the circuit board for being equipped with power device is symmetrical arranged two as a preferred method,
It is useful for the card slot that lodging accommodates power device.
The utility model is fixed on circuit boards by adding an insulating support, and by insulating support, insulating support it is auxiliary
The back side of column is helped to be appeared from the through-hole of circuit board, radiator is pressed on insulating support by power device after being caught in card slot, makes power
Device surface offsets with radiator, is used in combination screw that radiator is fixed on insulating support by through-hole, even if this structure power
It is not peaceful whole that the thickness of device, which has gap slightly or spreader surface, makes the power device on each reinforcing post using screw
Surface can fully be fitted in spreader surface.The utility model is in the situation that processing precision of products is not high and assembling technical ability is not high
Under also ensure that the sufficient contact of power device and radiator, the crystal effectively accomplished to assemble the effect of fool proof, and improved
Performance.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model embodiment insulating support.
Fig. 2 is the structural schematic diagram of the utility model embodiment insulating support installation on circuit boards.
Fig. 3 is the A partial enlarged views in Fig. 2.
Fig. 4 is the structural schematic diagram after the utility model embodiment installation.
Specific implementation mode
With reference to embodiment and compares attached drawing the utility model is described in further detail.
A kind of radiator structure of power device, referring to figs. 1 to Fig. 4, including it is the circuit board 200 of installation power device 201, solid
The insulating support 100 being scheduled on circuit board 200 and the radiator 300 being fixed on insulating support 100, on the circuit board 100
It is provided with through-hole, 100 middle part of the insulating support has a be set in the reinforcing post 102 in through-hole, and the reinforcing post 102 is towards peace
Being provided on one side for the card slot 103 for accommodating power device 201 that lodges for circuit board 200 equipped with power device 201, it is described auxiliary
Column 102 is helped to have middle part to be provided with through-hole 101, after the power device 201 is caught in card slot 103, the radiator 300 is placed on absolutely
100 top of edge holder offsets with 201 surface of power device and radiator 300 is fixed on insulation branch by through-hole 101 with screw
On frame 100.
This radiator structure is fixed on by adding an insulating support 100, and by insulating support 100 on circuit board 200, insulation
The back side of the reinforcing post 102 of holder 100 is appeared from the through-hole of circuit board 200, and power device 201 will heat dissipation after being caught in card slot 103
Device 300 is pressed on insulating support 100, and 201 surface of power device is made to offset with radiator 300, is used in combination screw will by through-hole 101
Radiator 300 is fixed on insulating support 100, even if the thickness of this structure power device 201 has gap or radiator slightly
300 surfaces are not peaceful whole, make 201 surface of power device on each reinforcing post 102 that can fully be fitted in using screw scattered
300 surface of hot device.This radiator structure also ensures that work(in the case where processing precision of products is not high and assembling skill set requirements are not high
The performance for the crystal that the sufficient contact of rate device 201 and radiator has effectively been accomplished to assemble the effect of fool proof, and improved.
The radiator structure of the power device of the utility model has on the basis of technical solution in front referring to figs. 1 to Fig. 3
Body is that the sensor space 106 for accommodating sensor 202 on circuit board 100 is provided on 100 side of insulating support or angle,
The sensor 202 is placed in 106 interior energy of sensor space and closely offsets with radiator 300, it is ensured that sensor 202 and radiator
300 contact sufficient enough, to sample in control unit the correct temperature data of radiator 300 for function control
System.
The radiator structure of the power device of the utility model has on the basis of technical solution in front referring to figs. 1 to Fig. 4
Body is that an at least opposite side top edge for insulating support 100 extends outward to form waterproof edges 105.Utilize outwardly extending bis- " 7 " words
Shape waterproof edges 105, and in conjunction with working fluid with gravity and toward lower, and the principle that will not be turned round under without outer force effect, energy
It effectively prevent the water flowed into from radiator 300 to contact circuit board 100, to accomplish effectively to prevent without using sealing ring
Water purpose reaches effective waterproof
The radiator structure of the power device of the utility model has on the basis of technical solution in front referring to figs. 1 to Fig. 4
Body is that insulating support 100 is plastic stent.
The radiator structure of the power device of the utility model has on the basis of technical solution in front referring to figs. 1 to Fig. 4
Body is that 103 middle part of card slot, which is provided with one, can be embedded in the fixed column 104 of 201 centre bore of power device, to make power device 201
Accurate positioning, fixation.
The radiator structure of the power device of the utility model has on the basis of technical solution in front referring to figs. 1 to Fig. 3
Body, which is that 106 middle part of sensor space is extended to have, hangs hook 107 by the feet, to make 202 accurate positioning of sensor, fixation.
The radiator structure of the power device of the utility model has on the basis of technical solution in front referring to figs. 1 to Fig. 3
Body is that one side of the reinforcing post 102 towards the circuit board 200 for being equipped with power device 201 is symmetrical arranged two and is useful for lodging receiving
The card slot 103 of power device 201 reduces man-made assembly workload to which a screw fixes two power devices 201.
It is to be expounded to the radiator structure of the utility model power device above, is used to help understand that this practicality is new
Type, but the embodiment of the utility model and be not restricted to the described embodiments, it is any without departing from institute under the utility model principle
The changes, modifications, substitutions, combinations, simplifications of work should be equivalent substitute mode, be included in the protection model of the utility model
Within enclosing.
Claims (7)
1. a kind of radiator structure of power device, it is characterised in that：Circuit board including installation power device is fixed on circuit board
On insulating support and the radiator that is fixed on insulating support, through-hole is provided on the circuit board, in the insulating support
Portion has a be set in the reinforcing post in through-hole, and one side setting of the reinforcing post towards the circuit board for being equipped with power device is useful
The card slot of power device is accommodated in lodging, the reinforcing post has middle part to be provided with through-hole, after the power device is caught in card slot, institute
It states radiator and is placed on above insulating support and offset and be fixed on insulating support by through-hole with screw with power device surface.
2. the radiator structure of power device according to claim 1, it is characterised in that：It is set on the insulating support side or angle
It is equipped with the sensor space for accommodating sensor on circuit board, it is tight with radiator that the sensor is placed in sensor space interior energy
It is close to offset.
3. the radiator structure of power device according to claim 1, it is characterised in that：An at least opposite side for the insulating support
Top edge extends outward to form waterproof edges.
4. according to the radiator structure of any power device of claims 1 to 3, it is characterised in that：The insulating support is modeling
Expect holder.
5. according to the radiator structure of any power device of claims 1 to 3, it is characterised in that：Setting in the middle part of the card slot
There is a fixed column that can be embedded in power device centre bore.
6. the radiator structure of power device according to claim 2, it is characterised in that：Extend in the middle part of the sensor space and sets
It is equipped with and hangs hook by the feet.
7. the radiator structure of power device according to claim 1, it is characterised in that：The reinforcing post is towards being equipped with power
The one side of the circuit board of device is symmetrical arranged two and is useful for the card slot that lodging accommodates power device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820228831.8U CN207852659U (en) | 2018-02-07 | 2018-02-07 | The radiator structure of power device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820228831.8U CN207852659U (en) | 2018-02-07 | 2018-02-07 | The radiator structure of power device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207852659U true CN207852659U (en) | 2018-09-11 |
Family
ID=63412176
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820228831.8U Active CN207852659U (en) | 2018-02-07 | 2018-02-07 | The radiator structure of power device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207852659U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108281400A (en) * | 2018-02-07 | 2018-07-13 | 深圳麦格米特电气股份有限公司 | The radiator structure of power device |
-
2018
- 2018-02-07 CN CN201820228831.8U patent/CN207852659U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108281400A (en) * | 2018-02-07 | 2018-07-13 | 深圳麦格米特电气股份有限公司 | The radiator structure of power device |
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