CN209593254U - A kind of vehicle power supply structure, board layout's structure and its capacitance module - Google Patents

Abstract

The utility model provides a kind of vehicle power supply structure, board layout's structure and its capacitance module, it is related to electric vehicle engineering field, the capacitance module is for being fixed on circuit main board, the capacitance module includes capacitor pcb board and several capacity cells being arranged on the capacitor pcb board, the capacitor pcb board is electrically connected with the circuit main board, the capacitor pcb board is located at the side of the circuit main board, the vertical direction spatial of main PCB plate is utilized in the utility model capacitor pcb board, main PCB plate is set to weld more capacitance module, reduce the whole volume of vehicle power supply.

Description

A kind of vehicle power supply structure, board layout's structure and its capacitance module

Technical field

The utility model belongs to electric vehicle engineering field, is to be related to a kind of vehicle power supply structure, route more specifically Plate layout structure and its capacitance module.

Background technique

The electrical layout of the Switching Power Supply of electric car is one important link of product development initial stage, and substantially all with Device layout designs and peripheral structure design are unfolded centered on PCB.As shown in Figure 1, most of Switching Power Supply is all in the market Veneer plane arrangement, all electronic devices 16 are welded on first pcb board 4, then increase a shell 15 in outside；Or A kind of upper and lower level arragement construction as shown in Figure 2, some electronic devices 16 is welded on the first pcb board 4, another part electronics Device 16 is welded on the second pcb board 5, then increases a shell 15 in outside.When if desired welding a large amount of capacitor, need The first pcb board 4 or the second pcb board 5 the area of plane it is larger, it is larger so as to cause the area of plane of product.

Utility model content

The first of the utility model is designed to provide a kind of capacitance module, with solve it is existing in the prior art if desired When welding a large amount of capacitor, the larger technical problem of the area of plane of the first pcb board or the second pcb board that need.

In order to achieve the above purposes, the technical solution adopted by the utility model is: provides a kind of capacitance module, the capacitor mould For being fixed on circuit main board, the capacitance module includes capacitor pcb board and several is arranged on the capacitor pcb board block Capacity cell, the capacitor pcb board is electrically connected with the circuit main board, and the capacitor pcb board is located at the circuit main board Side.

A kind of beneficial effect of capacitance module provided by the utility model is: compared with prior art, the utility model Capacitor pcb board the vertical direction spatial of wiring board is utilized, so that wiring board is welded more capacity cell, reduce vehicle mounted electric The whole volume in source.

Further, the capacitor pcb board is vertical or inclination is fixed on the circuit main board.

Further, the pin of the capacity cell is vertically connected on the capacitor pcb board, several capacity cells Between alignment be arranged on the capacitor pcb board.

Further, in row's alignment or in column alignment between several capacity cells.

Further, the capacitor pcb board is equipped with the first jack and the second jack, and first jack is for connecting institute State a pin of capacity cell, second jack is used to connect another pin of the capacity cell, first jack and The second jack setting is multiple, and multiple first jacks are set in a row, and multiple second jacks are set in a row.

Further, the capacity cell is patch capacitor.

Further, the cube that is encapsulated as of the capacity cell encapsulates.

Further, be provided on the same capacitor pcb board at least two groups alignment the capacity cell, at least two Group is aligned between the capacity cell and is provided with isolation board, and the isolation board is fixed on the circuit main board.

Further, the capacitor pcb board is oppositely arranged at least two, and the capacitor pcb board being oppositely arranged passes through institute State isolation board connection.

Further, the cube that is encapsulated as of the capacity cell encapsulates.

The second of the utility model is designed to provide a kind of board layout's structure, reduces magnetic element module and switch The effect of influence and raising board space utilization rate between tube module.

The third of the utility model is designed to provide a kind of vehicle power supply structure, improves the space utilization rate of vehicle power supply The problem of.

Detailed description of the invention

It, below will be to embodiment or the prior art in order to illustrate more clearly of the technical scheme in the embodiment of the utility model Attached drawing needed in description is briefly described, it should be apparent that, the accompanying drawings in the following description is only that this is practical new Some embodiments of type for those of ordinary skill in the art without any creative labor, can be with It obtains other drawings based on these drawings.

Fig. 1 is the structural schematic diagram one of the prior art；

Fig. 2 is the structural schematic diagram two of the prior art；

Fig. 3 is a kind of vehicle power supply structure, board layout's structure and its capacitive junctions provided by the embodiment of the utility model The structural schematic diagram of structure；

Fig. 4 is a kind of structural schematic diagram one of vehicle power supply structure provided by the embodiment of the utility model；

Fig. 5 is a kind of structural schematic diagram two of vehicle power supply structure provided by the embodiment of the utility model；

Fig. 6 is a kind of configuration schematic diagram of vehicle power supply structure provided by the embodiment of the utility model；

Fig. 7 is a kind of structural schematic diagram one of the cabinet of vehicle power supply structure provided by the embodiment of the utility model；

Fig. 8 is a kind of structural schematic diagram of the control pcb board of vehicle power supply structure provided by the embodiment of the utility model；

Fig. 9 is a kind of structural schematic diagram two of the cabinet of vehicle power supply structure provided by the embodiment of the utility model；

Figure 10 is a kind of structural schematic diagram of the U-shaped piece of vehicle power supply structure provided by the embodiment of the utility model.

Wherein, each appended drawing reference in figure:

1, cabinet；11, first area；12, second area；13, the first opening；14, the second opening；15, shell；16, electric Sub- device；17, the first pcb board；18, the second pcb board；2, barricade；21, the first groove；22, the second groove；23, sealing plate； 3, magnetism servo-electric motor water-cooling；31, cooling bath；32, water inlet pipe；33, drainpipe；34, sealing cover；35, flase floor；36, water inlet；37, it arranges The mouth of a river；4, main PCB plate；41, power device；42, high-voltage great-current signal device；421, transformer module；422, inductor module； 423, capacitance module；4231, capacity cell；4232, cylindrical capacitive；424, switching tube；5, pcb board is controlled；51, non-power device Part；52, low pressure low current signal device；521, DC filter；522, alternating current filter；523, cell packet module；6, it is isolated Pcb board；7, heat-conducting mechanism；8, elastic mechanism；81, lattice baffle；82, U-shaped piece；83, elastic piece；9, capacitor pcb board；91, first Jack；92, the second jack；93, isolation board.

Specific embodiment

In order to which technical problem to be solved in the utility model, technical solution and beneficial effect is more clearly understood, with Lower combination accompanying drawings and embodiments, the present invention will be further described in detail.It should be appreciated that specific reality described herein It applies example to be only used to explain the utility model, is not used to limit the utility model.

It should be noted that it can be directly another when element is referred to as " being fixed on " or " being set to " another element On one element or indirectly 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.

It is to be appreciated that term " length ", " width ", "upper", "lower", "front", "rear", "left", "right", "vertical", The orientation or positional relationship of the instructions such as "horizontal", "top", "bottom" "inner", "outside" is that orientation based on the figure or position are closed System, is merely for convenience of describing the present invention and simplifying the description, rather than the device or element of indication or suggestion meaning are necessary It with specific orientation, is constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.

In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or Implicitly include one or more of the features.The meaning of " plurality " is two or two in the description of the present invention, More than, unless otherwise specifically defined.

Referring to Fig. 3, existing be illustrated a kind of capacitance module provided by the utility model.A kind of capacitance module, capacitor Module 423 is arranged on circuit main board, and circuit main board is main pcb board 4.Capacitance module 423 includes capacitor pcb board 9 and several Capacity cell 4231.Capacitor pcb board 9 is vertical or main PCB plate 4 is fixed in inclination, and capacitor pcb board 9 is electrically connected with main PCB plate 4, electricity Hold the side that pcb board 9 is located at main PCB plate 4.

A kind of capacitance module provided by the utility model, compared with prior art, main PCB plate 4 is utilized in capacitor pcb board 9 Vertical direction spatial, so that main PCB plate 4 is welded more capacity cell 4231, reduce the whole volume of vehicle power supply.

Specifically, eight layers of copper sheet layer are arranged in capacitor pcb board 9.

Specifically, the height of capacitor pcb board 9 is higher than the height of transformer module 421 and inductor module 422.

Further, referring to Fig. 3, as a kind of a kind of specific embodiment party of capacitance module provided by the utility model Formula further includes the heating power module being arranged on main PCB plate 4, is fixed on the envelope of the capacity cell 4231 on capacitor pcb board 9 It fills facing towards the outside of heating power module.

Inductor module 422 gives off heat in the process used, the encapsulating face court of the capacity cell 4231 on capacitor pcb board 9 To the outside of heating power module, convenient for reducing influence of the heating power module to capacitance module 423.

Specifically, heating power module is transformer module 421.

Specifically, heating power module is at least provided with two, when at least two heating power modules are powered when identical The heat of interior generation is different, is fixed on the energization low towards temperature of the encapsulating face of the capacity cell 4231 on capacitor pcb board 9 Heating module.

Further, referring to Fig. 3, as a kind of a kind of specific embodiment party of capacitance module provided by the utility model Formula, the pin of capacity cell 4231 are vertically connected on capacitor pcb board 9, and alignment is arranged in electricity between several capacity cells 4231 Hold on pcb board 9.

Capacity cell 4231 is arranged closely on capacitor pcb board 9, improves the space utilization rate on capacitor pcb board 9.

Specifically, in row's alignment or being in column alignment between several capacity cells 4231.

Specifically, capacitor pcb board 9 is equipped with the first jack 91 and the second jack 92, the first jack 91 is for connecting capacitor One pin of element 4231, the second jack 92 are used to connect another pin of capacity cell 4231.First jack 91 and second is inserted Hole 92 is arranged multiple, and multiple first jacks 91 are set in a row, and multiple second jacks 92 are set in a row.It is electric when needing to install or remove Rong Shi inserts or pull out capacity cell 4231 from capacitor pcb board 9, very convenient.

Further, referring to Fig. 3, as a kind of a kind of specific embodiment party of capacitance module provided by the utility model Formula, the capacity cell 4231 of at least two groups alignment is provided on the same capacitor pcb board 9, and at least two groups are aligned capacity cell Isolation board 93 is provided between 4231, isolation board 93 is fixed on main PCB plate 4.

It is not easy to influence each other between the capacity cell 4231 of 93 at least two groups of isolation board alignment.Isolation board 93 plays branch simultaneously The effect for supportting capacitor pcb board 9, is stably connected with capacitor pcb board 9 on main PCB plate 4.

Specifically, capacity cell 4231 is patch capacitor.

Specifically, capacity cell 4231 is encapsulated as cube encapsulation.

Referring to Fig. 3, the utility model also provides a kind of board layout's structure.

A kind of board layout's structure magnetic element module and is opened referring to Fig. 3, including main PCB plate 4, the first separator Tube module is closed, the first separator is isolation pcb board 6.Magnetic element module includes transformer module 421 and inductor module 422.It opens Closing tube module includes several identical switching tubes 424.Isolation pcb board 6 is vertical or is obliquely installed on main PCB plate 4, and PCB is isolated There are two plate 6 is at least oppositely arranged, switching tube 424 or transformer module 421 and inductor module 422 be arranged in be oppositely arranged every From between pcb board 6, it is preferred that switching tube 424 is arranged between the isolation pcb board 6 being oppositely arranged, transformer module 421 and electricity Sense module 422 is arranged at the outside of isolation pcb board 6.It further include the capacitance module 423 that main PCB plate 4 is set.

Isolation pcb board 6 has the function of armoured magnetic field, while ensure that the normal work of switching tube 424.Pass through isolation Pcb board 6 separates switching tube 424 and transformer module 421, inductor module 422, and switching tube 424 is made to be not easily susceptible to inductance mould The influence in the magnetic field of block 422 and transformer module 421 and magnetic field coupling and near-field coupling occurs.Two isolation pcb boards 6 will switch Pipe 424 preferably surrounds, and is located at switching tube 424 in the less space in magnetic field.

Specifically, the setting of switching tube 424 is on main PCB plate 4 or isolation pcb board 6.When the setting of switching tube 424 is in isolation PCB When on plate 6, reduce the use in the space of main PCB plate 4, other components are set convenient for main PCB plate 4.Switching tube 424 is Metal-oxide-semiconductor, four metal-oxide-semiconductor electrical connection composition H bridges, two metal-oxide-semiconductors are electrically connected and are connected into half-bridge.

Further, referring to Fig. 3, as a kind of a kind of specific reality of board layout's structure provided by the utility model Apply mode, capacitance module 423 further includes cylindrical capacitive 4232, the setting of cylindrical capacitive 4232 two isolation pcb boards 6 it Between.

The setting of cylindrical capacitive 4232 is between isolation pcb board 6, to make full use of the area between two isolation pcb boards 6 Domain makes to weld more component on main PCB plate 4.

Further, referring to Fig. 3, as a kind of a kind of specific reality of board layout's structure provided by the utility model Mode is applied, the second separator is equipped between transformer module 421 and inductor module 422, the second separator is capacitance module 423.

Capacitor pcb board 9 has shielded effect, further makes to be not easy phase between transformer module 421 and inductor module 422 Mutually influence.Capacitor pcb board 9 and capacity cell 4231 cooperate, significantly reduce transformer module 421 and inductor module 422 it Between influence.

Specifically, the height of capacitance module 423 and capacitor pcb board 9 is higher than transformer module 421 and inductor module 422.

Fig. 3 to Figure 10 is please referred to, the utility model also provides a kind of vehicle power supply structure.

A kind of vehicle power supply structure, as shown in Figure 3 and Figure 4, including cabinet 1, barricade 2, magnetism servo-electric motor water-cooling 3, main PCB plate 4, Control pcb board 5, power device 41, non-power device 51, low pressure low current signal device 52 and high-voltage great-current signal device 42, barricade 2 is arranged in cabinet 1, and cabinet 1 is divided by barricade 2 for first area 11 and second area 12, first area 11 It is connected to second area 12；Magnetism servo-electric motor water-cooling 3 is arranged on barricade 2 or/and on the inner wall of cabinet 1, and magnetism servo-electric motor water-cooling 3 is to first area 11 and second area 12 at least one region radiate；Main PCB plate 4 and control pcb board 5 are electrically connected, main PCB plate 4, function Rate device 41 and the setting of high-voltage great-current signal device 42 control pcb board 5, non-power device 51 and low pressure in first area 11 Low current signal device 52, which is arranged, is connected electrically in main PCB plate 4 in second area 12, power device 41 and high-voltage great-current device On, non-power device 51 and low pressure low current signal device 52 are connected electrically on control pcb board 5.It further include being arranged in main PCB plate 4 capacitance module 423.

By increasing magnetism servo-electric motor water-cooling 3 and barricade 2, by low pressure low current signal device 52 and high-voltage great-current signalling means Part 42 separates, it is therefore prevented that high-voltage great-current signal device 42 is interfered by weak signal, solves the problems, such as EMC.Magnetism servo-electric motor water-cooling 3 is right simultaneously First area 11 and second area 12 radiate, and provide new approach for the heat dissipation in cabinet 1, and then accelerate cabinet 1 Interior radiating rate.Power device 41, the small volume of power device 41 are uniformly welded on main PCB plate 4, convenient for the firstth area Space in domain 11 is made full use of, and space utilization rate is high, facilitates the power density issue for solving electrical layout.

Specifically, barricade 2 and cabinet 1 are integrally formed.Main PCB plate 4 and control pcb board 5 are arranged in parallel in barricade 2. Cabinet 1 is equipped with for placing main PCB plate 4 in the first opening 13 of first area 11.Cabinet 1 is equipped with for placing control Second opening 14 of the pcb board 5 in second area 12.Magnetism servo-electric motor water-cooling 3 is metallic magnetism.

Specifically, magnetism servo-electric motor water-cooling 3 simultaneously radiates to first area 11 and second area 12.

Further, referring to Fig. 5, as a kind of a kind of specific implementation of vehicle power supply structure provided by the utility model Mode, isolation pcb board 6 are electrically connected to main PCB plate 4 and control pcb board 5.

Part of devices setting reduces the volume of main PCB plate 4, to improve first area 11 in isolation pcb board 6 Space utilization rate.

Specifically, control pcb board 5, isolation pcb board 6 and the cooperation of main PCB plate 4 carry out the acquisition of signal, driving, control, Communication and power transmission etc..

Further, referring to Figure 6 together and Fig. 7, one as a kind of vehicle power supply structure provided by the utility model Kind specific embodiment, magnetism servo-electric motor water-cooling 3 include cooling bath 31, water inlet pipe 32, drainpipe 33 and sealing cover 34；Cooling bath 31 It is equipped with water inlet 36 and discharge outlet 37, water inlet 36 and discharge outlet 37 are located at first area 11；Water inlet pipe 32 is connected into water Mouth 36, drainpipe 33 is connected to discharge outlet 37；Cooling bath 31, water inlet pipe 32 and drainpipe 33 be arranged on barricade 2 and with Barricade 2 is integrally formed, and water inlet pipe 32, drainpipe 33 and cabinet 1 are integrally formed, and water inlet pipe 32 and drainpipe 33 make cooling bath 31 External with cabinet 1 is connected to, and sealing cover 34 is sealedly attached to the opening of cooling bath 31.

Water inlet pipe 32 and drainpipe 33 are convenient for inflow and outflow, flow the cooling water in cooling bath 31, make first Heat in region 11 and second area 12 can quickly be taken away, and the speed of heat dissipation is improved.

Specifically, the opening of cooling bath 31 is located at first area 11 or second area 12.

Specifically, sealing cover 34 is welded on the opening of cooling bath 31.

Specifically, being equipped with several flase floors 35 in cooling bath 31, it is separated by setting between several flase floors 35.Flase floor 35 Make the flows decrease of the cooling water entered in cooling bath 31, enough heats are absorbed convenient for cooling water.

Further, Fig. 6 to Fig. 8 is please referred to, as a kind of a kind of tool of vehicle power supply structure provided by the utility model Body embodiment, low pressure low current signal device 52 include DC filter 521 and alternating current filter 522.Barricade 2 or cabinet 1 is equipped with the first groove 21 and the second groove 22.Magnetism servo-electric motor water-cooling 3 between the first groove 21 and the second groove 22, specifically, Cooling bath 31 is between the first groove 21 and the second groove 22.DC filter 521 is located at the first groove 21 or the second groove 22, alternating current filter 522 is located at the second groove 22 or the first groove 21.

DC filter 521 and alternating current filter 522 is isolated in cooling bath 31, make DC filter 521 with exchange It is not susceptible to interfere with each other between filter 522.

Specifically, the first groove 21 and the second groove 22 are integrally disposed upon on barricade 2.

Specifically, the first groove 21 and the second groove 22 are covered with sealing plate 23, DC filter 521, alternating current filter 522 pass through sealing plate 23 with the wiring for controlling pcb board 5.DC filter 521 and alternating current filter 522 is arranged in sealing plate 23 In relatively closed first groove 21 or the second groove 22, greatly reduce DC filter 521 and alternating current filter 522 it Between interfere with each other.

Optimization, low pressure low current signal device 52 includes 523 DC filter 521 of cell packet module and ac filter Device 522.

Non-power device 51 includes 523 DC filter 521 of cell packet module and alternating current filter 522.

Optimization, high-voltage great-current signal device 42 includes transformer module 421, inductor module 422, capacitance module 423. Power device 41 is switching tube 424.

Optimization, cabinet 1 is metallic object.

Further, Fig. 3 and Figure 10 are please referred to, as a kind of a kind of tool of vehicle power supply structure provided by the utility model Body embodiment, control pcb board 5 are relatively arranged on barricade 2, and the setting of power device 41 is on isolation pcb board 6, power device 41 are contacted with magnetism servo-electric motor water-cooling 3 by heat-conducting mechanism 7.Power device 41 is switching tube 424.

Switching tube 424 is easy to produce a large amount of heat during use, by 3 switch tube 424 of magnetism servo-electric motor water-cooling into Row fast cooling, to guarantee the working performance of switching tube 424.Heat-conducting mechanism 7 is convenient for quickly passing the heat on switching tube 424 It is delivered on magnetism servo-electric motor water-cooling 3, heat is made to be oriented transmitting, to guarantee the speed of heat dissipation.

Further, Fig. 3 and Figure 10 are please referred to, as a kind of a kind of tool of vehicle power supply structure provided by the utility model Body embodiment, further includes elastic mechanism 8, and power device 41 is contradicted on heat-conducting mechanism 7 by elastic mechanism 8.Power device 41 be switching tube 424.

Guarantee that switching tube 424 can be contacted preferably with heat-conducting mechanism 7, thus the connection of switching tube 424 and magnetism servo-electric motor water-cooling 3 It is not easily susceptible to the influence of environment and is detached from.During driving, vehicle power supply is vibrated because of jolting for vehicle, bullet Property mechanism 8 counteract vibration switch tube 424 influence.

Specifically, heat-conducting mechanism 7 is heat-conducting plate.Heat-conducting plate is placed between magnetism servo-electric motor water-cooling 3 and switching tube 424.

Specifically, elastic mechanism 8 can be spring or bent sheet.Spring or bent sheet have the preferable energy for restoring deformation Power.

Further, Fig. 3 to Figure 10 is please referred to, as a kind of a kind of tool of vehicle power supply structure provided by the utility model Body embodiment, elastic mechanism 8 include lattice baffle 81, U-shaped piece 82 and be fixed on U-shaped piece 82 outside elastic piece 83, lattice gear Plate 81 is fixed on main PCB plate 4, and lattice baffle 81 can be vertically installed in main PCB plate 4.The side of lattice baffle 81 is located at U-shaped piece 82 Inside, elastic piece 83 contradict on switching tube 424.

It is connected to main PCB plate 4 by lattice baffle 81, so that elastic mechanism 8 is not easily disconnected from main PCB plate 4.U-shaped piece 82 connects On lattice baffle 81, elastic piece 83 is easily installed and dismantled.Elastic piece 83 contradicts switching tube 424 in heat-conducting mechanism 7, structure letter It is single, it is very useful.U-shaped piece 82 and elastic piece 83 can be integrally formed.

Further, Fig. 3 and Figure 10 are please referred to, as a kind of a kind of tool of vehicle power supply structure provided by the utility model Body embodiment, U-shaped piece 82 are arranged along the length direction of lattice baffle 81, and switching tube 424 is provided with multiple, the setting of elastic piece 83 There are multiple, the quantity of elastic piece 83 and the quantity one-to-one correspondence of switching tube 424.

Elastic mechanism 8 can simultaneously contradict multiple switch pipe 424 on heat-conducting mechanism 7, convenient for making multiple switch pipe 424 Stabilization is contacted with magnetism servo-electric motor water-cooling 3.

The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model Protection scope within.

Claims (11)

1. a kind of capacitance module, which is characterized in that the capacitance module is for being fixed on circuit main board, the capacitance module packet Include capacitor pcb board and several capacity cells being arranged on the capacitor pcb board, the capacitor pcb board and the circuit master Plate electrical connection, the capacitor pcb board are located at the side of the circuit main board.

2. a kind of capacitance module as described in claim 1, which is characterized in that the capacitor pcb board is vertical or inclination is fixed on On the circuit main board.

3. a kind of capacitance module as claimed in claim 2, which is characterized in that the pin of the capacity cell is vertically connected on institute It states on capacitor pcb board, alignment is arranged on the capacitor pcb board between several capacity cells.

4. a kind of capacitance module as described in claim 1, which is characterized in that between several capacity cells in row's alignment or In column alignment.

5. a kind of capacitance module as claimed in claim 4, which is characterized in that the capacitor pcb board be equipped with the first jack and Second jack, first jack are used to connect a pin of the capacity cell, and second jack is for connecting the electricity Holding another pin of element, first jack and second jack setting are multiple, and multiple first jacks are set in a row, Multiple second jacks are set in a row.

6. a kind of capacitance module as claimed in claim 5, which is characterized in that the capacity cell is patch capacitor.

7. a kind of capacitance module as claimed in claim 6, which is characterized in that the capacity cell is encapsulated as cube encapsulation.

8. a kind of capacitance module as claimed in claim 5, which is characterized in that be provided on the same capacitor pcb board to The capacity cell of few two groups of alignment, at least two groups are aligned between the capacity cell and are provided with isolation board, the isolation board It is fixed on the circuit main board.

9. a kind of capacitance module as claimed in claim 8, which is characterized in that the capacitor pcb board is oppositely arranged at least two, The capacitor pcb board being oppositely arranged is connected by the isolation board.

10. a kind of board layout's structure, which is characterized in that including a kind of capacitor mould described in any one of claim 1-9 Block further includes that the first separator, magnetic element module and switch tube module, first separator are fixed on the circuit main board On, the magnetic element module is located at the side of first separator, and the switch tube module is located at first separator The other side, the magnetic element module and the switch tube module are fixed and are connected electrically on the circuit main board.

11. a kind of vehicle power supply structure, which is characterized in that including a kind of capacitance module described in any one of claim 1-9.