CN206165083U - Controller and have electric motor car of this controller - Google Patents
Controller and have electric motor car of this controller Download PDFInfo
- Publication number
- CN206165083U CN206165083U CN201621219015.8U CN201621219015U CN206165083U CN 206165083 U CN206165083 U CN 206165083U CN 201621219015 U CN201621219015 U CN 201621219015U CN 206165083 U CN206165083 U CN 206165083U
- Authority
- CN
- China
- Prior art keywords
- controller
- radiator
- support member
- flexible glue
- power
- 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.)
- Active
Links
- 239000003292 glue Substances 0.000 claims description 63
- 239000000758 substrate Substances 0.000 claims description 39
- 230000006835 compression Effects 0.000 claims description 12
- 238000007906 compression Methods 0.000 claims description 12
- 239000000463 material Substances 0.000 claims description 5
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 230000005611 electricity Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/72—Electric energy management in electromobility
Landscapes
- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
Abstract
The utility model belongs to the technical field of the electric motor car, especially, relate to a controller and have electric motor car of this controller, wherein, the controller is including being used for radiating radiator, relative setting with the radiator is enclosed with the radiator and is closed the drain pan that forms accommodating space, accept the structure in accommodating space's integrated circuit, the integrated circuit structure includes the circuit board, power tube and power base plate, the power tube electricity is connected in the circuit board and is fixed in the power base plate, the power base plate is equipped with between power tube and the radiator, the power base plate is provided with two at least, the power base plate is fixed with a power tube at least, the controller is including being used for compressing tightly the laminated structure that compresses tightly who laminates in the radiator in the lump with power base plate and power tube. Through distributing the power tube to a plurality of power base plates, like one of them power base plate production slope, but each power base plate is independent, can wholly not reduce the radiating efficiency of used power tube.
Description
Technical field
The utility model belongs to vehicle technology field, more particularly to a kind of controller and with the electronic of the controller
Car.
Background technology
In the controller of electric motor car at present, generally all power tubes (metal-oxide-semiconductor) are soldered to after one piece of power substrate, then are used
Power tube and power substrate are fitted to radiator by screw, and power substrate is located between radiator and power tube.Wherein, due to institute
There is power tube to be all fixed to one piece of power substrate, such as power substrate unbalance stress causes the binding face run-off the straight with radiator,
Power substrate can be caused to produce gap with the binding face of radiator, and the heat dissipation path of power tube is needed Jing after power substrate,
Again Jing radiators, such as cause power substrate and the binding face of radiator to there is gap, can affect between power substrate and radiator
Heat conduction efficiency, so as to affect the radiating of all power tubes.
Utility model content
The purpose of this utility model is to overcome above-mentioned the deficiencies in the prior art, there is provided a kind of controller, and it is aimed to solve the problem that
During the binding face run-off the straight of power substrate and radiator, the problem of all power tube radiating efficiencys is reduced.
What the utility model was realized in：
A kind of controller, is oppositely arranged and encloses with the radiator including the radiator and the radiator for radiating
Conjunction forms the drain pan of receiving space, is contained in the integrated circuit structure of the receiving space, and the integrated circuit structure includes electricity
Road plate, power tube and power substrate, the power tube is electrically connected to the circuit board and is fixed on the power substrate, the work(
Rate substrate is provided between the power tube and the radiator, the power substrate at least provided with two pieces, the power substrate
At least it is fixed with a power tube；
The controller includes fitting in the radiator for the power substrate and the power tube to be compressed in the lump
Compression bonding structure.
Alternatively, the controller is included for the power tube to be compressed the compression laminating knot for fitting in the radiator
Structure, the compression bonding structure includes power tube compression is fitted in into the radiator and by flexible glue by elastic restoring force
Made by Elastic flexible glue part, described Elastic flexible glue part one end abuts with the power tube, and the other end is abutted with the drain pan.
Alternatively, the compression bonding structure includes being located between the Elastic flexible glue part and the drain pan and by rigid material
Support member is supported made by material, described Elastic flexible glue part one end abuts with the power tube, and the other end supports support member with described
Abut, described support member one end of supporting abuts with the Elastic flexible glue part, and the other end is abutted with the drain pan.
Alternatively, the Elastic flexible glue part supports support member in offering towards the end for supporting support member for described
The blind hole of insertion.
Alternatively, the support member of supporting is roughly equivalent to described supporting and props up in shaft-like setting, and the aperture of the blind hole
The bar footpath of support member.
Alternatively, the circuit board is located between the power tube and the drain pan, and the circuit board is in arbitrary pressure
The correspondence position of tight bonding structure offers perforation, the Elastic flexible glue part with support support member and be arranged in the perforation.
Alternatively, the Elastic flexible glue part extends outside in the week side of boss towards the end for supporting support member and is formed with
Flexible connection piece, in the flexible connection piece towards the radiator side and the circuit board towards the drain pan side
Abut, at least two flexible connection piece is connected with each other；The Elastic flexible glue part is in shaft-like setting, and the aperture of the perforation is big
Cause the bar footpath equivalent to the Elastic flexible glue part.
Alternatively, it is described support support member and extend outside in the week side of boss towards the end of the drain pan be formed with the company of supporting
Contact pin.
Alternatively, the support member of supporting is with the drain pan integrally connected.
The utility model also provides a kind of electric motor car, including controller noted above.
Based on structure of the present utility model, by the way that power tube is distributed to multiple power substrates, such as one of power base
Plate produces inclination, and because each power substrate is independent, being only welded in the power tube of the power substrate of run-off the straight can occur
The problem of radiating efficiency is reduced, and the power substrate of run-off the straight has no effect on other power substrates, will not integrally reduce used
The radiating efficiency of power tube.
Description of the drawings
Technical scheme in order to be illustrated more clearly that the utility model embodiment, below will be to making needed for embodiment
Accompanying drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present utility model,
For those of ordinary skill in the art, on the premise of not paying creative work, can be with according to these accompanying drawings acquisitions
Other accompanying drawings.
Fig. 1 is the overall structure diagram of the controller that the utility model embodiment is provided；
Fig. 2 is the sectional view in AA directions in Fig. 1；
Fig. 3 is the mplifying structure schematic diagram of B in Fig. 2；
Fig. 4 is the exploded view of the controller that the utility model embodiment is provided；
Fig. 5 is the sectional view in CC directions in Fig. 4.
Drawing reference numeral explanation：
| Label | Title | Label | Title |
| 100 | Controller | ||
| 110 | Radiator | ||
| 120 | Drain pan | ||
| 130 | Integrated circuit structure | ||
| 131 | Circuit board | 1311 | Perforation |
| 132 | Power tube | ||
| 133 | Power substrate | ||
| 140 | Compress bonding structure | ||
| 141 | Elastic flexible glue part | ||
| 1411 | Blind hole | 1412 | Flexible connection piece |
| 142 | Support support member |
Specific embodiment
In order that the purpose of this utility model, technical scheme and advantage become more apparent, below in conjunction with accompanying drawing and enforcement
Example, is further elaborated to the utility model.It should be appreciated that specific embodiment described herein is only to explain this
Utility model, is not used to limit the utility model.
It should be noted that when element is referred to as " being fixed on " or " being arranged at " another element, it can be directly another
On one element or it is connected on another element.When an element is known as " being connected to " another element, it can
To be directly to another element or be indirectly connected on another element.
Only it is phase each other also, it should be noted that the orientation term such as left and right, upper and lower in the utility model embodiment
It is reference to concept or with the normal operating condition of product, and should not be regarded as restrictive.
The utility model embodiment provides a kind of controller, the controller be applied to electric bicycle, electric unicycle and
Electronic two-wheeled balance car etc..
As shown in Figures 1 to 5, the controller 100 includes being oppositely arranged for the radiator 110 and radiator 110 of radiating
And enclose the drain pan 120 to form receiving space, the integrated circuit structure 130 for being contained in receiving space, integrated electricity with radiator 110
Line structure 130 includes circuit board 131, power tube 132 and power substrate 133, and power tube 132 is electrically connected to circuit board 131 and consolidates
Due to power substrate 133, power substrate 133 is provided between power tube 132 and radiator 110, power substrate 133 at least provided with
Two pieces, power substrate 133 is at least fixed with a power tube 132；Controller 100 is included for by power substrate 133 and power
Pipe 132 compresses in the lump the compression bonding structure 140 for fitting in radiator 110.Based on this, by the way that power tube 132 is distributed at least
Two power substrates 133, such as one of power substrate 133 produce inclination, due to each power substrate 133 be it is independent, only
It is welded in the problem that the power tube 132 of the power substrate 133 of run-off the straight can occur to reduce radiating efficiency, and the work(of run-off the straight
Rate substrate 133 has no effect on other power substrates 133, will not integrally reduce the radiating efficiency of power tube used 132.
In above-mentioned, radiator 110 is mainly used in that rapidly the heat that integrated circuit structure 130 is produced shedding, it is to avoid
It is gathered in the inside of controller 100 and affects the normal work of controller 100；In this embodiment, radiator 110 is dissipated using passive
Heat, i.e., be provided with radiating fin in the side away from integrated circuit structure 130, and by radiating fin the contact surface with space is increased
Product, so as to improve radiating efficiency；Certainly, in other embodiment, the radiator 110 can also adopt air-cooled component, water-cooled component
Carry out active heat removal.In this embodiment, connected by bolt arrangement between radiator 110 and drain pan 120, be easy to subsequent thermal dissipation device
Dismounting between 110 and drain pan 120；Certainly, in other embodiments, can be tied by buckle between radiator 110 and drain pan 120
Structure connects.
As shown in Figures 2 to 5, compressing bonding structure 140 includes fitting in the compression of power tube 132 by elastic restoring force
Radiator 110 and by made by flexible glue Elastic flexible glue part 141, the Elastic flexible glue part 141 can be made up of silica gel, Elastic flexible glue part
141 one end abut with power tube 132, and the other end is abutted with drain pan 120.Based on this, by the elasticity in compression bonding structure 140
The setting of flexible glue part 141, power tube 132 is compressed fit in radiator 110 using the elastic restoring force of Elastic flexible glue part 141,
It is achieved thereby that fitting between power tube 132 and radiator 110, power tube 132 can quickly move through scattered in operation process
Hot device 110 conducts heat, it is to avoid be gathered in controller 100, wherein, because Elastic flexible glue part 141 can't be to work(
Rate pipe 132 produces rigid extruding, so as to avoid power tube 132 is caused to damage.Additionally, relative to the middle screw of prior art
Connection, to compress and also there is no creep age distance between bonding structure 140 and power tube 132, can well meet high pressure resistant insulation
Require.
As shown in Figures 2 to 5, compress bonding structure 140 include be located between Elastic flexible glue part 141 and drain pan 120 and by
Support member 142 is supported made by rigid material, wherein, the one end of Elastic flexible glue part 141 abuts with power tube 132, the other end with support
Top bracket 142 is abutted, and is supported the one end of support member 142 and is abutted with Elastic flexible glue part 141, and the other end is abutted with drain pan 120.Due to
Elastic flexible glue part 141 has the characteristic of equivalent compression, and by supporting the setting of support member 142, Elastic flexible glue part 141 is by supporting
Top bracket 142 reduces the distance of the contact with drain pan 120 of Elastic flexible glue part 141 abutting with drain pan 120, considerably reduces
Material needed for Elastic flexible glue part 141.
Additionally, also due to Elastic flexible glue part 141 is such as only filled the He of power tube 132 with elasticity by Elastic flexible glue part 141
Easily there is elastic deformation by external force in the spacing between drain pan 120, the end that power tube 132 is resisted against in Elastic flexible glue part 141
Displacement is produced, and departs from power tube 132, therefore, based on this, by the setting for supporting support member 142, Elastic flexible glue part can be avoided
141 depart from power tube 132.
Further, Elastic flexible glue part 141 is offered for supporting support member 142 in the end that direction supports support member 142
The blind hole 1411 of insertion.So, support member 142 will be supported to be placed to after blind hole 1411, can avoids supporting support member 142 from blind hole
Depart from 1411, raising is supported and have between support member 142 and Elastic flexible glue part 141 stable matching relationship.
Further, support support member 142 to be roughly equivalent to support support member in shaft-like setting, and the aperture of blind hole 1411
142 bar footpath.So, by the hole wall of blind hole 1411 and the tight fit between the outside wall surface of support member 142 is supported, is further carried
It is high to support stability between support member 142 and Elastic flexible glue part 141.
As shown in Figures 2 to 5, circuit board 131 is located between power tube 132 and drain pan 120, and circuit board 131 is in arbitrary pressure
The correspondence position of tight bonding structure 140 offers perforation 1311, Elastic flexible glue part 141 and supports support member 142 and is arranged in
Hole 1311.So, by the spacing of 1311 pairs of Elastic flexible glue parts 141 of perforation, Elastic flexible glue part 141 can be effectively prevented and is occurred
Position offsets.Additionally, being based on aforementioned structure again, it is plugged in blind hole 1411 due to supporting support member 142, circuit board 131 is indirect
Support member 142 is supported by the restriction of Elastic flexible glue part 141 and is moved in ground, it is to avoid supported support member 142 and position skew occur.
As shown in Figures 2 to 5, Elastic flexible glue part 141 extends outside in the week side of boss towards the end for supporting support member 142
Flexible connection piece 1412 is formed with, side and the circuit board 131 in flexible connection piece 1412 towards radiator 110 is towards drain pan
120 side abuts.Based on this, by the setting of flexible connection piece 1412, in assembling process, by the court of Elastic flexible glue part 141
The direction of radiator 110 will be contradicted to side of the circuit board 131 towards drain pan 120 through perforation 1311, and flexible connection piece 1412
Face, continues to move to so as to limit Elastic flexible glue part 141 towards the direction of radiator 110, plays positioning action.
Further, at least two flexible connection piece 1412 is connected with each other.Wherein, due to each Elastic flexible glue part 141
Between position there is relatively fixed position, when one of Elastic flexible glue part 141 with perforation 1311 dock after, another bullet
Property flexible glue part 141 only need to be rotated around previous Elastic flexible glue part 141 and can reach precalculated position, reduce subsequent installation elastic
The free degree of flexible glue part 141, improves the efficiency of assembling of Elastic flexible glue part 141.Certainly, in this embodiment, all elastic connection sheet
1412 are connected with each other.
Further, Elastic flexible glue part 141 is in shaft-like setting, and the aperture of perforation 1311 is roughly equivalent to Elastic flexible glue part
141 bar footpath.So, by the tight fit bored a hole between 1311 hole walls and the outside wall surface of Elastic flexible glue part 141, further carry
The high matching relationship having between circuit board 131 and Elastic flexible glue part 141.
As shown in Figures 2 to 5, support member 142 and the integrally connected of drain pan 120 are supported.So, drain pan 120 is being engaged to
During radiator 110, support member 142 can will be supported in the lump and be engaged to Elastic flexible glue part 141, it is not necessary to be filled at twice
Match somebody with somebody, it is not required that each is supported support member 142 and is independently matched with to Elastic flexible glue part 141.
Certainly, in other embodiments, support support member 142 to extend outside in the week side of boss towards the end of drain pan 120
It is formed with and supports connection sheet.Based on this, by the setting for supporting connection sheet, in assembling process, will support support member 142 towards dissipate
The direction of hot device 110 is plugged to blind hole 1411, and supports connection sheet and will contradict to side of the flexible connection piece 1412 towards drain pan 120
Face, supports support member 142 and continues to move to towards the direction of radiator 110 so as to limit, and plays positioning action.And further, extremely
Few two connection sheet of supporting is connected with each other.Wherein, due to each support the position between support member 142 have it is relatively-stationary
Position, after one of them supports support member 142 docks with blind hole 1411, another is supported support member 142 and only needs to around previous
Individual supporting by support member 142 is rotated reaches precalculated position, reduces the free degree that subsequent installation supports support member 142, improves
Support the efficiency of assembling of support member 142.
The utility model also proposes a kind of electric motor car, and the electric motor car includes controller, the concrete structure reference of the controller
Above-described embodiment, because this electric motor car employs whole technical schemes of above-mentioned all embodiments, therefore equally has above-mentioned reality
All beneficial effects that the technical scheme of example is brought are applied, this is no longer going to repeat them.
Wherein, the battery car includes electric bicycle, electric unicycle and electronic two-wheeled balance car etc..
Preferred embodiment of the present utility model is these are only, it is all in this practicality not to limit the utility model
Any modification, equivalent or improvement made within new spirit and principle etc., should be included in guarantor of the present utility model
Within the scope of shield.
Claims (10)
1. a kind of controller, it is characterised in that include the radiator and the radiator for radiating be oppositely arranged and with it is described
Radiator encloses the drain pan to form receiving space, the integrated circuit structure for being contained in the receiving space, the integrated circuit knot
Structure includes circuit board, power tube and power substrate, and the power tube is electrically connected to the circuit board and is fixed on the power base
Plate, the power substrate is provided between the power tube and the radiator, and the power substrate is described at least provided with two pieces
Power substrate is at least fixed with a power tube；
The controller is included for the power substrate and the power tube to be compressed in the lump into the pressure for fitting in the radiator
Tight bonding structure.
2. controller as claimed in claim 1, it is characterised in that the controller includes being pasted for the power tube to be compressed
Together in the compression bonding structure of the radiator, the compression bonding structure is included the power tube pressure by elastic restoring force
It is close to together in the radiator and the Elastic flexible glue part by made by flexible glue, described Elastic flexible glue part one end is supported with the power tube
Connect, the other end is abutted with the drain pan.
3. controller as claimed in claim 2, it is characterised in that the compression bonding structure is included located at the Elastic flexible glue
Support member is supported between part and the drain pan and by made by rigid material, described Elastic flexible glue part one end is supported with the power tube
Connect, the other end is abutted with the support member of supporting, described support member one end of supporting abuts with the Elastic flexible glue part, the other end with
The drain pan is abutted.
4. controller as claimed in claim 3, it is characterised in that the Elastic flexible glue part is in towards the support member of supporting
End is offered for the blind hole for supporting support member insertion.
5. controller as claimed in claim 4, it is characterised in that the support member of supporting is in shaft-like setting, and the blind hole
Aperture be roughly equivalent to the bar footpath for supporting support member.
6. controller as claimed in claim 4, it is characterised in that the circuit board located at the power tube and the drain pan it
Between, the circuit board offers perforation in arbitrary correspondence position for compressing bonding structure, the Elastic flexible glue part with support
Support member is arranged in the perforation.
7. controller as claimed in claim 6, it is characterised in that the Elastic flexible glue part is in towards the support member of supporting
The week side of boss of end extends outside and is formed with flexible connection piece, the side towards the radiator and institute in the flexible connection piece
State circuit board to abut towards the side of the drain pan, at least two flexible connection piece is connected with each other；The Elastic flexible glue part is in
Shaft-like setting, and the aperture of the perforation is roughly equivalent to the bar footpath of the Elastic flexible glue part.
8. controller as claimed in claim 7, it is characterised in that the support member of supporting is in towards the end of the drain pan
The week side of boss extends outside to be formed with and supports connection sheet.
9. controller as claimed in claim 3, it is characterised in that the support member of supporting is with the drain pan integrally connected.
10. a kind of electric motor car, it is characterised in that include the controller as described in any one in claim 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621219015.8U CN206165083U (en) | 2016-11-10 | 2016-11-10 | Controller and have electric motor car of this controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621219015.8U CN206165083U (en) | 2016-11-10 | 2016-11-10 | Controller and have electric motor car of this controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206165083U true CN206165083U (en) | 2017-05-10 |
Family
ID=58658276
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621219015.8U Active CN206165083U (en) | 2016-11-10 | 2016-11-10 | Controller and have electric motor car of this controller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206165083U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107567260A (en) * | 2017-09-30 | 2018-01-09 | 深圳市依思普林科技有限公司 | Integrated motor and its controller heat sink |
| CN114828442A (en) * | 2022-02-15 | 2022-07-29 | 上海电气集团股份有限公司 | Method for installing IGBT module and radiator based on PCB connection |
-
2016
- 2016-11-10 CN CN201621219015.8U patent/CN206165083U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107567260A (en) * | 2017-09-30 | 2018-01-09 | 深圳市依思普林科技有限公司 | Integrated motor and its controller heat sink |
| CN114828442A (en) * | 2022-02-15 | 2022-07-29 | 上海电气集团股份有限公司 | Method for installing IGBT module and radiator based on PCB connection |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106785183B (en) | Power battery package and electric automobile | |
| CN106572621A (en) | Controller and electric vehicle provided with controller | |
| US20170294693A1 (en) | Heat sink and power battery system | |
| CN207183361U (en) | Framework and battery modules | |
| US9773759B2 (en) | Electric power converter | |
| CN206165083U (en) | Controller and have electric motor car of this controller | |
| JP6412456B2 (en) | Secondary battery cooling system | |
| CN212136543U (en) | High-safety battery module | |
| CN206165082U (en) | Controller and have electric motor car of this controller | |
| CN202496159U (en) | Installation structure for motor controller component | |
| CN202496166U (en) | Motor controller component | |
| TW202025890A (en) | Heat dissipation device for exteapolation module | |
| CN202496162U (en) | Circuit fixing structure for motor controller component | |
| CN103858223A (en) | Power conversion device | |
| CN116345051A (en) | Multi-surface cooling battery module | |
| CN100518473C (en) | Heat radiator | |
| CN201789706U (en) | High-power module | |
| KR101209790B1 (en) | Safety case for battery | |
| CN206895045U (en) | Motor control box and its mounting structure with motor | |
| CN205902276U (en) | Small -size PCB board mounting structure of efficient | |
| CN204857704U (en) | Heat dissipation connection structure of power module | |
| CN104124213A (en) | Method for balancing stress on DBC (Direct Bonding Copper) board and DBC board package structure | |
| CN221103650U (en) | Multilayer PCB circuit board for liquid crystal display | |
| CN220402250U (en) | Television main board device | |
| CN211293864U (en) | Computer heat radiation structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: No. 3 Gongye West Road, Songshan Lake Park, Dongguan City, Guangdong Province, 523000 Patentee after: Guangdong Gaobiao Intelligent Technology Co.,Ltd. Address before: No.3, Gongye West Road, Songshanhu high tech Industrial Development Zone, Dongguan City, Guangdong Province Patentee before: SHENZHEN GOBAO ELECTRONIC TECHNOLOGY Co.,Ltd. |