CN209643134U - A kind of integrated PCB and controller integral layout structure - Google Patents
A kind of integrated PCB and controller integral layout structure Download PDFInfo
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- CN209643134U CN209643134U CN201821907489.0U CN201821907489U CN209643134U CN 209643134 U CN209643134 U CN 209643134U CN 201821907489 U CN201821907489 U CN 201821907489U CN 209643134 U CN209643134 U CN 209643134U
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Abstract
The utility model discloses a kind of integrated PCB and controller integral layout structures, including controller housing, thin-film capacitor, IGBT module, integrated form pcb board, low pressure connector, three-phase fixing seat and high voltage bus；Thin-film capacitor, water-cooled plate, IGBT module are successively stacked in controller housing；Three-phase fixing seat and three-phase copper bar integrated through injection molding；Three-phase copper bar is connected in IGBT module；High voltage bus is connected to thin-film capacitor after passing through the fixed holder assembly of bus magnet ring；Integrated form pcb board is equipped with Low-voltage socket；Low-voltage socket straight cutting is docked to the low pressure male connector on controller housing；It include control module, drive module and hv filtering module on integrated form pcb board；Hv filtering module is integrated with X, Y capacitance；Hv filtering module is close to high voltage bus.The body compact layout, heat dissipation effect is prominent, can greatly improve the space utilization rate and assembly efficiency inside controller.
Description
Technical field
The utility model relates to controller architecture field, especially a kind of integrated PCB and controller integral layout structure.
Background technique
Typical smd controller is mainly by high voltage bus, outer housing, IGBT, thin-film capacitor, low pressure plug-in unit, pcb board
Deng composition.Under the premise of guaranteeing that controller function is realized, the structure design and integral layout of each component are most important.It is driven in electricity
Under the increasingly competitive environment of movable property product, internal components are highly integrated, small in size, light weight and cost is considerable miniaturization control
Device processed is the key that embody core competitiveness.
Both driving plate and control panel in traditional controller PCB module are mutually indepedent, only pass through low voltage wiring harness connector
To transmit electric signal；Traditional high voltage bus EMC design bus periphery would generally be coated on using magnet ring, magnetic clasp or design is independent
The modes such as hv filtering plate inhibit signal interference；In the topology layout of controller, three-phase copper bar is often independent, one end with
IGBT is connected, and across fixed fixing seat on the controller, connect with back end cover for motor output terminal；Shell ends can be designed to
Debugging signal, the Low-voltage socket structure for writing with a brush dipped in Chinese ink program, are connected directly, Low-voltage socket is also additional sometimes by harness and pcb board
Pinboard is installed.
Existing PCB layout integration is poor, and control panel, driving plate and filter band are mutually indepedent, control panel and driving plate
It is connected by low voltage wiring harness, occupies certain structure space.The hv filtering plate of independent design, magnet ring, magnetic clasp, extreme influence control
Device assembly efficiency processed.The installation of low pressure plug-in unit pinboard wire harness assembly is also time-consuming and laborious, increase certain cost of labor and management at
This.And if controller layout designs in a traditional way, overall dimensions can be very big, and weight also will increase, and competitiveness can be beaten greatly
Discount.
Summary of the invention
The utility model aim is: a kind of integrated PCB and controller integral layout structure is provided, solved the problems, such as follows:
1, for pcb board because fall into disarray causes controller internal structure unordered, signal wire is mixed and disorderly；
2, Structural assignments are unreasonable in controller, cause heat dissipation effect poor, service life is short；
3, terminal or the limitation of external module fission connection cause overall tightness poor, and assembly efficiency is low.
The technical solution of the utility model is: a kind of integrated PCB and controller integral layout structure, including controller shell
Body, thin-film capacitor, IGBT module, integrated form pcb board, low pressure connector, three-phase fixing seat and high voltage bus；The controller shell
The thin-film capacitor, water-cooled plate, the IGBT module are successively stacked in body；The three-phase fixing seat and three-phase copper bar injection molding one
Body；Three-phase copper bar is connected in the IGBT module；The high voltage bus is connected to institute after passing through the fixed holder assembly of bus magnet ring
State thin-film capacitor；The integrated form pcb board is equipped with Low-voltage socket；Low-voltage socket straight cutting is docked to the low pressure on controller housing
Male connector；It include control module, drive module and hv filtering module on the integrated form pcb board；The hv filtering module collection
At X, Y capacitance；The hv filtering module is close to the high voltage bus.
Preferably, the thin-film capacitor is fixed on the bottom of controller housing by encapsulating mode；The thin-film capacitor
Fit in the lower surface of the water-cooled plate.
Preferably, the three-phase copper bar is connect with the three-phase output end in the IGBT module.
Preferably, the Low-voltage socket is welded in the side of integrated form pcb board.
Preferably, the high voltage bus is docked to of the positive-negative input end on the thin-film capacitor.
The utility model has the advantages that:
1. integrated form pcb board while Integrate Design, control module and hv filtering module, in addition to this, also externally
Portion's transition region carries out unique design, using the direct insertion connection of low pressure plug-in unit, to eliminate pinboard and switching harness, significantly
Improve space utilization rate and assembly efficiency.
2. the layout of controller architecture three-phase copper bar and fixing seat integrated through injection molding and thin-film capacitor, water-cooled plate and IGBT
Mode keeps integral layout compact.
Detailed description of the invention
The utility model is further described with reference to the accompanying drawings and embodiments:
Fig. 1 is controller integral layout structure chart；
Fig. 2 is the module distribution figure on integrated form pcb board；
Wherein: 1, controller housing；2, thin-film capacitor；3, water-cooled plate；4, three-phase fixing seat；5, controller upper cover；6, collect
Accepted way of doing sth pcb board；7, Low-voltage socket；8, IGBT module；9, high voltage bus；10, the fixed holder assembly of bus magnet ring；11, low pressure male connector；
12, control module；13, drive module；14, hv filtering module.
Specific embodiment
The preferred embodiment of the utility model:
A kind of integrated PCB and controller integral layout structure, including controller housing 1, thin-film capacitor 2, IGBT module 8,
Integrated form pcb board 6, low pressure connector, three-phase fixing seat 4 and high voltage bus 9.Thin-film capacitor is successively stacked in controller housing 1
2, water-cooled plate 3, IGBT module 8, thin-film capacitor 2 are fixed on the bottom of controller housing 1 by encapsulating mode, and thin-film capacitor 2 pastes
Together in the lower surface of water-cooled plate 3, IGBT module 8 is fitted in the upper surface of water-cooled plate 3, is on controller on the upside of integrated form pcb board 6
Lid 5.Water-cooled plate 3 is in the middle position of IGBT module 8 and thin-film capacitor 2, and water-cooled plate 3 can be simultaneously to IGBT module 8 and thin
Membrane capacitance 2 radiates.
In the present embodiment, in order to improve the installation relation of structure, structure can further be optimized: water-cooled plate 3 and control
1 integrated design of device shell processed, the lower die and 1 integrally casting of controller housing of water-cooled plate 3,3 upper mold of water-cooled plate pass through friction welding (FW)
It is welded with the lower die of water-cooled plate 3.Thin-film capacitor 2 is placed in controller housing 1 from the notch of 1 lower section of controller housing, then
Bottom notch is sealed with metal plate cover board.Thin-film capacitor 2 can be fixed by encapsulating and controller housing 1, can also pass through bolt
Connection is fixed with controller housing 1.The Modal Performances of the structure are more preferable, and installation is also more convenient, and can save connection water
The Seal Design in road.
Three-phase fixing seat 4 and three-phase copper bar integrated through injection molding, three-phase copper bar are connected in IGBT module 8, and three-phase copper bar with
Three-phase output end connection in IGBT module.Three-phase copper bar and three-phase fixing seat 4 use Integral injection molding technique, improve entirety
Leakproofness and assembly efficiency.High voltage bus 9 is docked to thin-film capacitor 2, and high voltage bus 9 passes through the fixed holder assembly 10 of bus magnet ring
Positive-negative input end being connected on thin-film capacitor 2 afterwards.
It is welded with Low-voltage socket 7 on the side of integrated form pcb board 6, low pressure male connector 11 is from the outside of controller housing 1
Installation, 7 straight cutting of Low-voltage socket are docked to low pressure male connector 11.This placement scheme improves the assembly efficiency and space benefit of controller
With rate, effectively reduce controller volume, improves power density, while also reducing the design cost and manufacturing cost of controller.
It include control module 12, drive module 13 and hv filtering module 14 on integrated form pcb board 6；Hv filtering module
14 close to high voltage bus 9, and hv filtering module 14 is integrated with X, Y capacitance, to realize filter function.Three kinds of modules are integrated in
On one block of plate, it was not only able to satisfy the Functional Requirement of controller, but also can greatly simplify internal structure and layout, and had saved certain sky
Between, it reduces material variety and improves assembly efficiency.
The above embodiments are only illustrative of the principle and efficacy of the utility model, and not for limitation, this is practical new
Type.Any person skilled in the art can all carry out above-described embodiment under the spirit and scope without prejudice to the utility model
Modifications and changes.Therefore, such as those of ordinary skill in the art without departing from the revealed of the utility model
All equivalent modifications or change completed under spirit and technical idea, should be covered by the claim of the utility model.
Claims (5)
1. a kind of integrated PCB and controller integral layout structure, including controller housing, thin-film capacitor, IGBT module, integrated form
Pcb board, low pressure connector, three-phase fixing seat and high voltage bus；It is characterized by: successively being stacked in the controller housing described
Thin-film capacitor, water-cooled plate, the IGBT module；The three-phase fixing seat and three-phase copper bar integrated through injection molding；Three-phase copper bar is connected to
In the IGBT module；The high voltage bus is connected to the thin-film capacitor after passing through the fixed holder assembly of bus magnet ring；The collection
Accepted way of doing sth pcb board is equipped with Low-voltage socket；Low-voltage socket straight cutting is docked to the low pressure male connector on controller housing；The integrated form
It include control module, drive module and hv filtering module on pcb board；The hv filtering module is integrated with X, Y capacitance；It is described
Hv filtering module is close to the high voltage bus.
2. a kind of integrated PCB according to claim 1 and controller integral layout structure, it is characterised in that: the film
Capacitor is fixed on the bottom of controller housing by encapsulating mode；The thin-film capacitor fits in the lower surface of the water-cooled plate.
3. a kind of integrated PCB according to claim 1 and controller integral layout structure, it is characterised in that: the three-phase
Copper bar is connect with the three-phase output end in the IGBT module.
4. a kind of integrated PCB according to claim 1 and controller integral layout structure, it is characterised in that: the low pressure
Socket is welded in the side of integrated form pcb board.
5. a kind of integrated PCB according to claim 1 and controller integral layout structure, it is characterised in that: the high pressure
Bus is docked to of the positive-negative input end on the thin-film capacitor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821907489.0U CN209643134U (en) | 2018-11-20 | 2018-11-20 | A kind of integrated PCB and controller integral layout structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821907489.0U CN209643134U (en) | 2018-11-20 | 2018-11-20 | A kind of integrated PCB and controller integral layout structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209643134U true CN209643134U (en) | 2019-11-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821907489.0U Active CN209643134U (en) | 2018-11-20 | 2018-11-20 | A kind of integrated PCB and controller integral layout structure |
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| Country | Link |
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| CN (1) | CN209643134U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114126264A (en) * | 2020-08-28 | 2022-03-01 | 比亚迪股份有限公司 | Motor controller and electric assembly |
| CN114475189A (en) * | 2022-02-24 | 2022-05-13 | 联合汽车电子有限公司 | Electric drive axle |
-
2018
- 2018-11-20 CN CN201821907489.0U patent/CN209643134U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114126264A (en) * | 2020-08-28 | 2022-03-01 | 比亚迪股份有限公司 | Motor controller and electric assembly |
| CN114126264B (en) * | 2020-08-28 | 2023-02-10 | 比亚迪股份有限公司 | Motor controller and electric assembly |
| CN114475189A (en) * | 2022-02-24 | 2022-05-13 | 联合汽车电子有限公司 | Electric drive axle |
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