CN204967631U - Cooling system of expanded dc -to -ac converter and machinery assembly thereof - Google Patents
Cooling system of expanded dc -to -ac converter and machinery assembly thereof Download PDFInfo
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- CN204967631U CN204967631U CN201520580554.3U CN201520580554U CN204967631U CN 204967631 U CN204967631 U CN 204967631U CN 201520580554 U CN201520580554 U CN 201520580554U CN 204967631 U CN204967631 U CN 204967631U
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
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Abstract
The utility model discloses a cooling system of expanded dc -to -ac converter and machinery assembly thereof, wherein cooling system includes the dc -to -ac converter box, sets up cooling casing and apron in dc -to -ac converter box the inside, has offered the dead slot on the top surface of cooling casing, and the apron is installed on the top surface of cooling casing and sealing up the dead slot, be provided with the water route structure on the bottom surface of apron, the water route structure stretches into the dead slot the inside so that form a M basin that ties for in the dead slot the inside, the quantity M of basin can change, its scope is 3 scopes to N, N is greater than 3 integer, the quantity M of basin is as required by the quantity expand of refrigerated power module to satisfy different kinds of electric automobile's needs, nimble convenient, the commonality is strong.
Description
Technical field:
The utility model relates to a kind of cooling system of easily extensible inverter and mechanical assembly thereof, belongs to electric automobile field.
Background technology:
Existing electric automobile, such as hybrid vehicle, pure electric automobile, due to the difference of the motor stator winding number of phases, inverter for controlling motor operation work needs the inversion module arranging varying number according to the difference of the motor stator winding number of phases, such as 3 phase motors only need inside inverter, arrange 1 inversion module, and 6 phase motors need to arrange 2 inversion modules inside inverter, 9 phase motors need inside inverter, arrange 3 inversion modules, and each inversion module comprises 3 IGBT module be in juxtaposition.
Inside the electric machine controller of electric automobile, being provided with cooling water channel for carrying out cooling heat dissipation to multiple IGBT module be in juxtaposition, leaving with the heat that IGBT module is produced in the course of the work, ensure the normal work of IGBT module.Present cooling water channel is all specially designed for embody rule, i.e. electric automobile its specially designed cooling water channel all promising of every type.This specially designed cooling water channel does not have easily extensible and composability to dissimilar electric automobile, narrow application range, poor universality.For dissimilar electric automobile, as large in cooling water channel difficulty need be redesigned, and cost will increase greatly, and these are not desired by client.
Summary of the invention:
First object of the present utility model is to provide a kind of cooling system of easily extensible inverter, its structure is simple, and the quantity of quantity to tank of power model cooled is as required expanded, to meet the needs of dissimilar electric automobile, flexibly and easily, highly versatile.
Second object of the present utility model is to provide a kind of mechanical assembly of easily extensible inverter, and its structure is simple, and the quantity of the power model that the quantity of tank can be cooled is as required expanded, highly versatile, effectively reduction and controlling cost.
The purpose of this utility model is achieved by following technical proposals.
The cooling system of easily extensible inverter, comprise inverter box body, be arranged on the cooling housing inside inverter box body and cover plate, the end face of cooling housing offers dead slot, the end face that cover plate is arranged on cooling housing encapsulates described dead slot, the bottom surface of cover plate is provided with waterway structure, waterway structure extend into inside dead slot to make to form the individual tank arranged side by side of M inside dead slot, the quantity M of tank is transformable, its scope at 3 to N number of scope, N be greater than 3 integer, the quantity of the power model that the quantity M of tank is cooled as required is expanded.
The quantity of above-mentioned tank equals the quantity of power model, and every 1 tank cools 1 power model.
An above-mentioned M tank is connected into the combination in water route in parallel or series connection water route or water route in parallel and water route of connecting as required.
Above-mentioned water route in parallel includes water water channel, water outlet water channel and at least 2 tanks, and what tank was arranged side by side is arranged between water water channel and water outlet water channel, and tank handle arranged side by side enters water water channel and water outlet water channel is together in parallel.
Above-mentioned series connection water route includes water water channel, water outlet water channel and at least 1 tank, enters water water channel, tank and water outlet water channel and is connected in turn.
Above-mentioned waterway structure is included in water water channel along coolant flow direction, the shunting step that sets gradually on the bottom surface of cover plate, and the shunting step set gradually along coolant flow direction makes the cross-sectional area of water water channel reduce gradually to make cooling fluid need to be assigned in each tank by design along coolant flow direction.
Above-mentioned each shunting step can be bottom stage, or left side step, or right side step, or the combination in any of bottom stage, left side step and right side step.
Above-mentioned waterway structure is included in water water channel along coolant flow direction, the shunting slope that arranges on the bottom surface of cover plate, and the shunting slope arranged along coolant flow direction makes the cross-sectional area of water water channel reduce gradually to make cooling fluid need to be assigned in each tank by design along coolant flow direction.
Above-mentioned each shunting slope can be bottom ramp, or slope, left side, or slope, right side, or bottom ramp, slope, left side and slope, right side combination in any.
Above-mentioned waterway structure is included in water water channel along coolant flow direction, the flow deflector that sets gradually on the bottom surface of cover plate, and flow deflector makes cooling fluid need to be assigned in each tank by design.
Above-mentioned each flow deflector can be bottom flow deflector, or left side flow deflector, or right side flow deflector, or the combination in any of bottom flow deflector, left side flow deflector and right side flow deflector.
Above-mentioned flow deflector is in Z-shaped, or in wedge, or be obliquely installed.
Above-mentioned waterway structure comprises the some boss down stretched out from cover plate bottom surface, forms 1 tank between 2 adjacent boss.
Above-mentioned waterway structure is included in inside tank, be arranged on turbulence columns on cover plate bottom surface or fin.
Above-mentionedly offer respectively on cooling housing and enter the water inlet that water water channel is communicated with and the delivery port be communicated with water outlet water channel.
The mechanical assembly of easily extensible inverter, comprise inverter box body, be arranged on the cooling housing inside inverter box body, cover plate, multiple power model, control circuit board and driver circuit plate, the end face of cooling housing offers dead slot, the end face that cover plate is arranged on cooling housing encapsulates described dead slot, power model is arranged on the end face of cover plate, control circuit board is by driver circuit plate driving power module, the bottom surface of cover plate is provided with waterway structure, waterway structure extend into inside dead slot to make to form the individual tank arranged side by side of M inside dead slot, the quantity M of tank is transformable, its scope at 3 to N number of scope, N be greater than 3 integer, the quantity of the power model that the quantity M of tank is cooled as required is expanded.
Above-mentionedly on the bottom surface of cooling housing, capacitance module is installed, unifies to dispel the heat to capacitance module and power model by tank arranged side by side.
The utility model compared with prior art, has following effect:
1) the quantity M of tank is transformable, its scope at 3 to N number of scope, N be greater than 3 integer, the quantity of the power model that the quantity M of tank is cooled as required is expanded, its structure is simple, the quantity of quantity to tank of power model cooled is as required expanded, to meet the needs of dissimilar electric automobile, flexibly and easily, highly versatile, and by waterway structure is arranged on the cover board, if need design water route only to need to change the waterway structure be arranged on cover plate bottom surface, convenient, low cost, if design water route unlike needing in prior art, need to change whole cooling housing structure, design flow is large, cost is high, the technical program has obvious technology and cost advantage as can be seen here, be suitable for applying aborning,
2) M tank arranged side by side is connected into the combination in water route in parallel or series connection water route or water route in parallel and water route of connecting as required, its structure is simple, flexible and convenient to use, meet the cooling requirements of different capacity module and the different client requirement for cooling water channel structure;
3) waterway structure is included in into water water channel along coolant flow direction, the shunting step that the bottom surface of cover plate sets gradually, the shunting step set gradually along coolant flow direction makes the cross-sectional area of water water channel reduce gradually to make cooling fluid need to be assigned in each tank by design along coolant flow direction, in fact the flow velocity entering cooling fluid in water water channel can reduce gradually from water inlet, therefore by changing the cross-sectional area into water water channel, cross-sectional area into water water channel is reduced gradually from water inlet, after making cooling fluid enter water water channel from water inlet, flow velocity is comparatively steady, and the flow of the cooling fluid flowing into each tank of can distributing according to need, thus make the temperature difference of different power models minimize, give full play to the performance of cooling system and power model, and new forms of energy Products integration can be met, integration and miniaturized demand,
4) waterway structure is included in inside tank, is arranged on turbulence columns on cover plate bottom surface or fin, effectively increases the contact area with cooling fluid, enables cooling fluid take away more heat, improve the cooling effectiveness of whole cooling system.
Accompanying drawing illustrates:
Fig. 1 is the stereogram of the cooling system of easily extensible inverter in embodiment;
Fig. 2 is the structural representation of the first execution mode of embodiment cover plate;
Fig. 3 is the water route schematic diagram of cooling system corresponding to Fig. 2 cover plate;
Fig. 4 is the structural representation of embodiment cover plate the second execution mode;
Fig. 5 is the water route schematic diagram of cooling system corresponding to Fig. 4 cover plate;
Fig. 6 is the structural representation of the third execution mode of embodiment cover plate;
Fig. 7 is the water route schematic diagram of cooling system corresponding to Fig. 6 cover plate;
Fig. 8 is the structural representation of embodiment cover plate the 4th kind of execution mode;
Fig. 9 is the water route schematic diagram of cooling system corresponding to Fig. 8 cover plate;
Figure 10 is the structural representation of embodiment cover plate the 5th kind of execution mode;
Figure 11 is the water route schematic diagram of cooling system corresponding to Figure 10 cover plate;
Figure 12 is the structural representation of embodiment cover plate the 6th kind of execution mode;
Figure 13 is the water route schematic diagram of cooling system corresponding to Figure 12 cover plate;
Figure 14 is the structural representation of embodiment cover plate the 7th kind of execution mode;
Figure 15 is the structural representation of embodiment cover plate the 8th kind of execution mode;
Figure 16 is the structural representation of embodiment cover plate the 9th kind of execution mode;
Figure 17 is the structural representation of embodiment cover plate the tenth kind of execution mode;
Figure 18 is the structural representation of embodiment cover plate the 11 kind of execution mode;
Figure 19 is the structural representation of embodiment cover plate the 12 kind of execution mode;
Figure 20 is the structural representation of embodiment cover plate the 12 kind of execution mode;
Figure 21 is the structural representation of embodiment cover plate the 13 kind of execution mode;
Figure 22 is the structural representation of embodiment cover plate the 14 kind of execution mode;
Figure 23 is the structural representation of embodiment cover plate the 15 kind of execution mode;
Figure 24 is the structural representation of embodiment cover plate the 16 kind of execution mode;
Figure 25 is the structural representation of embodiment cover plate the 17 kind of execution mode;
Figure 25 is the structural representation of embodiment cover plate the 18 kind of execution mode;
Figure 26 is the structural representation of embodiment cover plate the 19 kind of execution mode;
Figure 27 is the structural representation of embodiment cover plate the 20 kind of execution mode;
Figure 28 is the structural representation of embodiment cover plate the 21 kind of execution mode;
Figure 29 is the structural representation of embodiment cover plate the 22 kind of execution mode;
Figure 30 is the structural representation of embodiment cover plate the 23 kind of execution mode;
Figure 31 is the structural representation of embodiment cover plate the 24 kind of execution mode;
Figure 32 is the structural representation of embodiment cover plate the 25 kind of execution mode;
Figure 33 is the structural representation of embodiment cover plate the 26 kind of execution mode;
Figure 34 is the stereogram of the mechanical assembly of easily extensible inverter in embodiment;
Figure 35 is the total explosive view at an angle of machinery of easily extensible inverter in embodiment;
Figure 36 is the explosive view of mechanical another angle of assembly of easily extensible inverter in embodiment;
Figure 37 is the structure cutaway view of the mechanical assembly of easily extensible inverter in embodiment.
Embodiment:
Also by reference to the accompanying drawings the utility model is described in further detail below by specific embodiment.
Embodiment one: as shown in Figure 1, Figure 2 and Figure 3, the present embodiment is a kind of cooling system of easily extensible inverter, comprise inverter box body 1, be arranged on cooling housing 2 inside inverter box body 1 and cover plate 3, wherein cooling housing 2 and inverter box body 1 are one machine-shaping in the present embodiment, the end face of cooling housing 2 offers dead slot 20, the end face that cover plate 3 is arranged on cooling housing 2 encapsulates described dead slot 20, preferably, sealing ring is added, to ensure its sealing between cover plate 3 and cooling housing 2.
The bottom surface of cover plate 3 is provided with waterway structure 4, waterway structure 4 extend into inside dead slot 20 to make to form the individual tank 40 arranged side by side of M inside dead slot 20, the quantity M of tank 40 is transformable, its scope at 3 to N number of scope, N be greater than 3 integer, the quantity of the power model 6 that the quantity M of tank 40 is cooled as required is expanded.The quantity of tank 40 equals the quantity of power model 6, and every 1 tank 40 cools 1 power model 6.But be not limited thereto, every 2 tanks can be adopted as required to cool or adopt every 3 tanks to dispel the heat to 1 power model 6 to 1 power model 6, the like.
In the process of expansion, the width of cover plate 3 is constant, the quantity being the power model 6 that its length is cooled as required extends, same, in the process of expansion, the width of dead slot 20 and the degree of depth are constant, and the quantity of power model 6 that its length is cooled as required and the length of cover plate extend.
First waterway structure 4 comprises the some boss 42 down stretched out from cover plate 3 bottom surface, forms 1 tank 40 between 2 adjacent boss 42.Boss 42 needs to be set to T-shaped or Z-type or I type according to water route design, namely M tank 40 arranged side by side can be made to be connected into the combination in the combination in water route 51 in parallel or series connection water route 52 or water route in parallel 51 or water route in parallel 51 and water route 52 of connecting by the shape and structure designed and change boss 42.
Water route 51 in parallel includes water water channel 511, water outlet water channel 512 and at least 2 tanks 40, and what tank 40 was arranged side by side is arranged between water water channel 511 and water outlet water channel 512, and tank 40 arranged side by side is together in parallel with water outlet water channel 512 entering water water channel 511.
Series connection water route 52 includes water water channel 511, water outlet water channel 512 and at least 1 tank 40, enters water water channel 511, tank 40 and water outlet water channel 512 and is connected in turn.
As shown in Figure 2, this is 1 and is applied to 1 cover plate 3 comprised in the cooling system of 9 power models, the length of cover plate 3 is mated with the length of dead slot 20, 8 are arranged as required towards consistent T-shaped boss 42 on the bottom surface of cover plate 3, cover plate 3 encapsulates described dead slot 20 when on the end face that cover plate 3 is arranged on cooling housing 2, and 8 extend in dead slot 20 towards consistent T-shaped boss 42 to make to form 9 tanks 40 inside dead slot 20, every 1 tank 40 dispels the heat to a power model 6, and 9 tanks 40 are connected into 1 water route 51 in parallel, its water route schematic diagram as shown in Figure 3, in figure, the direction of arrow represents the flow direction of cooling fluid.Turbulence columns 43 inside each tank 40, on cover plate 3 bottom surface, turbulence columns 43 is interspersed, and turbulence columns 43 adds the contact area with cooling fluid, enables cooling fluid take away more heat, improves the cooling effectiveness of whole cooling system.But other enhanced heat exchange structure of such as fin etc. can also be adopted, as long as the object of the cooling effectiveness improving cooling system can be reached.
As shown in Figure 4, this is 1 and is applied to 1 cover plate 3 comprised in the cooling system of 6 power models, the length of cover plate 3 is mated with the length of dead slot 20, 5 are arranged as required towards consistent T-shaped boss 42 on the bottom surface of cover plate 3, cover plate 3 encapsulates described dead slot 20 when on the end face that cover plate 3 is arranged on cooling housing 2, and 5 extend in dead slot 20 towards consistent T-shaped boss 42 to make to form 6 tanks 40 inside dead slot 20, every 1 tank 40 dispels the heat to a power model 6, and 6 tanks 40 are connected into 1 water route 51 in parallel, its water route schematic diagram as shown in Figure 5, in figure, the direction of arrow represents the flow direction of cooling fluid.
As shown in Figure 6, this is 1 and is applied to 1 cover plate 3 comprised in the cooling system of 3 power models, the length of cover plate 3 is mated with the length of dead slot 20, 2 are arranged as required towards consistent T-shaped boss 42 on the bottom surface of cover plate 3, cover plate 3 encapsulates described dead slot 20 when on the end face that cover plate 3 is arranged on cooling housing 2, and 2 extend in dead slot 20 towards consistent T-shaped boss 42 to make to form 3 tanks 40 inside dead slot 20, every 1 tank 40 dispels the heat to a power model 6, and 3 tanks 40 are connected into 1 water route 51 in parallel, its water route schematic diagram as shown in Figure 7, in figure, the direction of arrow represents the flow direction of cooling fluid.
The individual tank 40 arranged side by side of M is except can being connected into above-mentioned water route in parallel 51, further, M tank 40 arranged side by side can be connected into as the combination in series connection water route 52 or water route in parallel 51 or water route in parallel 51 and the combination in water route 52 of connecting by the shape and structure designed and change boss 42, illustrate with regard to its conversion below.
As shown in Figure 8, this is 1 and is applied to 1 cover plate 3 comprised in the cooling system of 9 power models, the length of cover plate 3 is mated with the length of dead slot 20, 8 boss 42 are set as required on the bottom surface of cover plate 3, cover plate 3 encapsulates described dead slot 20 when on the end face that cover plate 3 is arranged on cooling housing 2, T-shaped boss 42 is divided in the middle part of 8 boss 42, part is the boss 42 for changing coolant flow direction, and arrange as required T-shaped boss 42 towards, for in the present embodiment, when 8 boss 42 extend in dead slot 20 to make to form 9 tanks 40 inside dead slot 20, 9 tanks 40 are connected into the combination in 2 water routes 51 in parallel, the water outlet water channel 512 in front 1 water route 51 in parallel is communicated with the water water channel 511 that enters of rear 1 water channel 51 in parallel, its water route schematic diagram as shown in Figure 9, in figure, the direction of arrow represents the flow direction of cooling fluid.It should be noted that, in order to more clearly show waterway structure, in accompanying drawing, will no longer add display enhanced heat exchange structure.
Same, as shown in Figure 10, this is 1 and is applied to 1 cover plate 3 comprised in the cooling system of 6 power models, the length of cover plate 3 is mated with the length of dead slot 20, 5 boss 42 are set as required on the bottom surface of cover plate 3, cover plate 3 encapsulates described dead slot 20 when on the end face that cover plate 3 is arranged on cooling housing 2, T-shaped boss 42 is divided in the middle part of 5 boss 42, part is the boss 42 for changing coolant flow direction, and arrange as required T-shaped boss 42 towards, for in the present embodiment, when 5 boss 42 extend in dead slot 20 to make to form 6 tanks 40 inside dead slot 20, 6 tanks 40 are connected into the combination in 2 water routes 51 in parallel, the water outlet water channel 512 in front 1 water route 51 in parallel is communicated with the water water channel 511 that enters of rear 1 water channel 51 in parallel, its water route schematic diagram as shown in figure 11, in figure, the direction of arrow represents the flow direction of cooling fluid.
Same, as shown in figure 12, this is 1 and is applied to 1 cover plate 3 comprised in the cooling system of 3 power models, the length of cover plate 3 is mated with the length of dead slot 20, 2 boss 42 are set as required on the bottom surface of cover plate 3, cover plate 3 encapsulates described dead slot 20 when on the end face that cover plate 3 is arranged on cooling housing 2, in 2 boss 42,1 is T-shaped boss 42, another 1 is boss 42 for changing coolant flow direction, for in the present embodiment, when 2 boss 42 extend in dead slot 20 to make to form 3 tanks 40 inside dead slot 20, 3 tanks 40 are connected into 1 water route 51 in parallel and connect with 1 the combination in water route 52, the water outlet water channel 512 in water route 51 in parallel is communicated with the water water channel 511 that enters of water channel 52 of connecting, its water route schematic diagram as shown in figure 13, in figure, the direction of arrow represents the flow direction of cooling fluid.
Waterway structure 4 is included in water water channel 511 along coolant flow direction, the shunting step 41 that sets gradually on the bottom surface of cover plate 3, and the shunting step 41 set gradually along coolant flow direction makes the cross-sectional area of water water channel 511 reduce gradually to make cooling fluid need to be assigned in each tank 40 by design along coolant flow direction.Each shunting step 41 can be bottom stage 411, or left side step 412, or right side step 413, or the combination in any of bottom stage 411, left side step 412 and right side step 413.
In order to fully show step flow dividing structure, adopt containing 3 or 3 water routes in parallel 51 be connected into upper flume 40 to show step diversion design.Wherein 3 sides entering water water channel 511 cross section all can arrange shunting step 41 for shunting cooling fluid, with coolant flow direction, shunting step are defined as bottom stage 411 or left side step 412 respectively, or right side step 413.
Illustrate for the ease of figure, will show the shunting step of these 3 sides, the direction of arrow namely in bottom stage 411, left side step 412 and right side step 413, figure represents the flow direction of cooling fluid.
As shown in Figure 2, the bottom surface entering the bottom surface of water water channel 511, cover plate 3 is provided with bottom stage 411, and bottom stage 411 makes the cross-sectional area of water water channel 511 reduce gradually to make cooling fluid need to be assigned in each tank 40 by design along coolant flow direction.
As shown in figure 14, the bottom surface entering the left surface of water water channel 511, cover plate 3 is provided with left side step 412, and left side step 412 makes the cross-sectional area of water water channel 511 reduce gradually to make cooling fluid need to be assigned in each tank 40 by design along coolant flow direction.
As shown in figure 15, the bottom surface entering the right flank of water water channel 511, cover plate 3 is provided with right side step 413, and right side step 413 makes the cross-sectional area of water water channel 511 reduce gradually to make cooling fluid need to be assigned in each tank 40 by design along coolant flow direction.
Further, bottom stage 411, left side step 412 and right side step 413 can combination in any, and namely adjacent 2 to 3 shunting steps 41 can be shunted jointly, also can be that 2 relative shunting steps 41 are shunted jointly.
As shown in figure 16, the bottom surface entering the bottom surface of water water channel 511, cover plate 3 is provided with bottom stage 411, and be provided with left side step 412 on the bottom surface entering the left surface of water water channel 511, cover plate 3, bottom stage 411 and left side step 412 make the cross-sectional area of water water channel 511 reduce gradually to make cooling fluid need to be assigned in each tank 40 by design along coolant flow direction jointly.
As shown in figure 17, the bottom surface entering the bottom surface of water water channel 511, cover plate 3 is provided with bottom stage 411, and be provided with right side step 413 on the bottom surface entering the right flank of water water channel 511, cover plate 3, bottom stage 411 and right side step 413 make the cross-sectional area of water water channel 511 reduce gradually to make cooling fluid need to be assigned in each tank 40 by design along coolant flow direction jointly.
As shown in figure 18, the bottom surface entering the left surface of water water channel 511, cover plate 3 is provided with left side step 412, and be provided with right side step 413 on the bottom surface entering the right flank of water water channel 511, cover plate 3, left side step 412 and right side step 413 make the cross-sectional area of water water channel 511 reduce gradually to make cooling fluid need to be assigned in each tank 40 by design along coolant flow direction jointly.
Step circular arc 410 is set shunting partly or completely on step 41, namely step circular arc 410 is set in the surrounding of the shunting step 41 entering water water channel 511, to reduce the flow resistance of cooling fluid, improve the flowing velocity of cooling fluid and the cooling effectiveness of cooling system.
As shown in figure 19, the bottom surface entering the bottom surface of water water channel 511, cover plate 3 is provided with bottom stage 411, and is provided with left side step 412 on the bottom surface entering the left surface of water water channel 511, cover plate 3, wherein on left side step 412, be provided with step circular arc 410.
As shown in figure 20, the bottom surface entering the bottom surface of water water channel 511, cover plate 3 is provided with bottom stage 411, and is provided with right side step 413 on the bottom surface entering the right flank of water water channel 511, cover plate 3, wherein on right side step 413, be provided with step circular arc 410.
Bottom stage 411, left side step 412 and right side step 413 can combination in any, and namely different side step or the combination of different shunting steps can hocket shunting.One of them execution mode as shown in figure 21, enter on water water channel 511 along coolant flow direction set gradually shunting step 41, described shunting step 41 is followed successively by the combination of bottom stage 411, left side step 412 and bottom stage 411 and right side step 413, and above-mentioned different shunting step hockets shunting.
Waterway structure 4 is included in water water channel 511 along coolant flow direction, the shunting slope 44 that arranges on the bottom surface of cover plate 3, and the shunting slope 44 arranged along coolant flow direction makes the cross-sectional area of water water channel 511 reduce gradually to make cooling fluid need to be assigned in each tank 40 by design along coolant flow direction.Each shunting slope 44 can be bottom ramp 441, or slope, left side 442, or slope, right side 443, or bottom ramp 441, slope, left side 442 and slope, right side 443 combination in any.
In order to fully show slope flow dividing structure, adopt containing 3 or 3 water routes in parallel 51 be connected into upper flume 40 to show slope diversion design.Wherein 3 sides entering water water channel 511 cross section all can arrange shunting slope 44 for shunting cooling fluid, with coolant flow direction, shunting slope are defined as bottom ramp 441 or slope, left side 442 respectively, or slope, right side 443.
Illustrate for the ease of figure, will show the shunting slope of these 3 sides, the direction of arrow namely in bottom ramp 441, slope, left side 442 and slope, right side 443, figure represents the flow direction of cooling fluid.
As shown in figure 22, the bottom surface entering the bottom surface of water water channel 511, cover plate 3 is provided with bottom ramp 441, and bottom ramp 441 makes the cross-sectional area of water water channel 511 reduce gradually to make cooling fluid need to be assigned in each tank 40 by design along coolant flow direction.The slope flow dividing structure of other 2 sides is similar with it, no longer provides at this.
Further, bottom ramp 441, slope, left side 442 and slope, right side 443 can combination in any, and namely adjacent 2 to 3 shunting slopes 44 can be shunted jointly, also can be that 2 relative shunting slopes 44 are shunted jointly.One of them execution mode as shown in figure 23, the bottom surface entering the bottom surface of water water channel 511, cover plate 3 is provided with bottom ramp 441, and be provided with slope 442, left side on the bottom surface entering the left surface of water water channel 511, cover plate 3, bottom ramp 441 and slope, left side 442 make the cross-sectional area of water water channel 511 reduce gradually to make cooling fluid need to be assigned in each tank 40 by design along coolant flow direction jointly.The execution mode of other slope combination is similar, no longer provides.
Slope circular arc 440 is set shunting partly or completely on slope 44, namely slope circular arc 440 is set in the surrounding on the shunting slope 44 entering water water channel 511, to reduce the flow resistance of cooling fluid, improve the flowing velocity of cooling fluid and the cooling effectiveness of cooling system.One of them execution mode as shown in figure 24, the bottom surface entering the bottom surface of water water channel 511, cover plate 3 is provided with bottom ramp 441, and on the bottom surface entering the left surface of water water channel 511, cover plate 3, be provided with slope 442, left side, wherein on slope, left side 442, be provided with slope circular arc 440.The execution mode of other slope combination is similar, no longer provides.
Bottom ramp 441, slope, left side 442 and slope, right side 443 can combination in any, and namely different slopes, side or the combination of different shunting slopes can hocket shunting.One of them execution mode as shown in figure 25, enter on water water channel 511 along coolant flow direction set gradually shunting slope 44, described shunting slope 44 is followed successively by the combination on bottom ramp 441, the combination on bottom ramp 441 and slope, left side 442, bottom ramp 441, slope, left side 442 and slope, right side 443, and hocket shunting on above-mentioned different shunting slope.The execution mode of other slope combination is similar, no longer provides.
Waterway structure 4 is included in water water channel 511 along coolant flow direction, the flow deflector 45 that sets gradually on the bottom surface of cover plate 3, specifically, the bottom surface of the water inlet of each tank 40, cover plate 3 is provided with flow deflector 45, needs to adjust the shape of flow deflector 45 according to design, size needs to be assigned in each tank 40 by design to make cooling fluid.Each flow deflector 45 can be bottom flow deflector 451, or left side flow deflector 452, or right side flow deflector 453, or the combination in any of bottom flow deflector 451, left side flow deflector 452 and right side flow deflector 453.
In order to fully show flow deflector flow dividing structure, adopt containing 3 or 3 water routes in parallel 51 be connected into upper flume 40 to show flow deflector diversion design.Wherein 3 sides entering water water channel 511 cross section all can arrange flow deflector 45 for shunting cooling fluid, with coolant flow direction, flow deflector are defined as bottom flow deflector 451 or left side flow deflector 452 respectively, or right side flow deflector 453.
Illustrate for the ease of figure, will show the flow deflector of these 3 sides, the direction of arrow namely in flow deflector 451, left side flow deflector 452 and the right side flow deflector 453, figure of bottom represents the flow direction of cooling fluid.
As shown in figure 26, the bottom surface entering the right flank of water water channel 511, cover plate 3 is provided with right side flow deflector 453, and right side flow deflector 453 makes cooling fluid need to be assigned in tank 40 by design.
As shown in figure 27, the bottom surface entering the bottom surface of water water channel 511, cover plate 3 is provided with bottom flow deflector 451, and right side flow deflector 451 makes cooling fluid need to be assigned in tank 40 by design.
Further, bottom flow deflector 451, left side flow deflector 452 and right side flow deflector 453 can combination in any, and namely adjacent 2 to 3 flow deflectors can be shunted jointly, also can be that 2 relative flow deflectors 45 are shunted jointly.One of them execution mode as shown in figure 28, the bottom surface entering the bottom surface of water water channel 511, cover plate 3 is provided with bottom flow deflector 451, and be provided with right side flow deflector 453 on the bottom surface entering the right flank of water water channel 511, cover plate 3, bottom flow deflector 451 and right side flow deflector 453 make cooling fluid need to be assigned in each tank 40 by design jointly.The execution mode of other flow deflector combination is similar, no longer provides.
Bottom flow deflector 451, left side flow deflector 452 and right side flow deflector 453 can combination in any, and namely different side flow deflectors or the combination of different flow deflectors can hocket shunting.One of them execution mode as shown in figure 29, sets gradually flow deflector 45 along coolant flow direction entering on water water channel 511, and described flow deflector 45 is followed successively by right side flow deflector 453, left side flow deflector 452, and above-mentioned different flow deflector hockets shunting.The execution mode of other flow deflector combination is similar, no longer provides.
Flow deflector 45 partly or completely arranges flow deflector circular arc 450, namely flow deflector circular arc 450 is set in the surrounding of the flow deflector 45 entering water water channel 511, to reduce the flow resistance of cooling fluid, improve the flowing velocity of cooling fluid and the cooling effectiveness of cooling system.One of them execution mode as shown in figure 30, the bottom surface entering the bottom surface of water water channel 511, cover plate 3 is provided with bottom flow deflector 451, and on the bottom surface entering the right flank of water water channel 511, cover plate 3, be provided with right side flow deflector 452, wherein on right side flow deflector 452, be provided with flow deflector circular arc 450.The execution mode of other flow deflector combination is similar, no longer provides.
Need to adjust the shape of flow deflector 45 according to design, size needs to be assigned in each tank 40 by design to make cooling fluid.Wherein first execution mode as shown in figure 31, and the shape of described flow deflector 45 is Z-shaped.As shown in figure 32, described flow deflector 45 is obliquely installed second execution mode, particularly to enter water water channel 511 enter water direction tilt.As shown in figure 33, described flow deflector 45 is in wedge, and the flow deflector 45 of wedge is arranged on the water inlet of tank 40 for 3rd execution mode.
As shown in Figure 1, can offer respectively on the two sides of cooling housing 2 and enter the water inlet 21 that water water channel 511 is communicated with and the delivery port 22 be communicated with water outlet water channel 512, cooling fluid to flow into inside dead slot 20 from water inlet 21 and flows out from delivery port 22 after waterway structure.
Embodiment two: as Fig. 1, Figure 34, Figure 35, shown in Figure 36 and Figure 37, the present embodiment is a kind of mechanical assembly of easily extensible inverter, comprise inverter box body 1, be arranged on the cooling housing 2 inside inverter box body 1, cover plate 3, multiple power model 6, control circuit board 7 and driver circuit plate 8, the end face of cooling housing 2 offers dead slot 20, the end face that cover plate 3 is arranged on cooling housing 2 encapsulates described dead slot 20, power model 6 is arranged on the end face of cover plate 3, control circuit board 7 is by driver circuit plate 8 driving power module 6, the bottom surface of cover plate 3 is provided with waterway structure 4, waterway structure 4 extend into inside dead slot 20 to make to form the individual tank 40 arranged side by side of M inside dead slot 20, the quantity M of tank 40 is transformable, its scope at 3 to N number of scope, N be greater than 3 integer, the quantity of the power model 6 that the quantity M of tank 40 is cooled as required is expanded.The bottom surface of cooling housing 2 is provided with capacitance module 9, unifies to dispel the heat by tank 40 pairs of capacitance modules 9 arranged side by side and power model 6.
Above embodiment is better embodiment of the present invention; but embodiments of the present invention are not limited thereto; other are any do not deviate from Spirit Essence of the present invention and principle under do change, modification, substitute, combine, simplify; be the substitute mode of equivalence, be included within protection scope of the present invention.
Claims (17)
1. the cooling system of easily extensible inverter, comprise inverter box body (1), be arranged on cooling housing (2) and the cover plate (3) of inverter box body (1) the inside, the end face of cooling housing (2) offers dead slot (20), the end face that cover plate (3) is arranged on cooling housing (2) encapsulates described dead slot (20), it is characterized in that: on the bottom surface of cover plate (3), be provided with waterway structure (4), waterway structure (4) extend into dead slot (20) the inside to make to form the individual tank (40) arranged side by side of M in dead slot (20) the inside, the quantity M of tank (40) is transformable, its scope at 3 to N number of scope, N be greater than 3 integer, the quantity of the power model that the quantity M of tank (40) is cooled as required is expanded.
2. the cooling system of easily extensible inverter according to claim 1, is characterized in that: the quantity of tank (40) equals the quantity of power model, and every 1 tank (40) cools 1 power model.
3. the cooling system of easily extensible inverter according to claim 2, is characterized in that: M tank (40) is connected into the combination of water route in parallel (51) or series connection water route (52) or water route in parallel (51) and water route of connecting (52) as required.
4. the cooling system of easily extensible inverter according to claim 3, it is characterized in that: water route in parallel (51) include water water channel (511), water outlet water channel (512) and at least 2 tanks (40), what tank (40) was arranged side by side is arranged between water water channel (511) and water outlet water channel (512), and tank (40) arranged side by side is together in parallel with water outlet water channel (512) entering water water channel (511).
5. the cooling system of easily extensible inverter according to claim 3, it is characterized in that: series connection water route (52) includes water water channel (511), water outlet water channel (512) and at least 1 tank (40), enters water water channel (511), tank (40) and water outlet water channel (512) and is connected in turn.
6. the cooling system of easily extensible inverter according to claim 4, it is characterized in that: waterway structure (4) is included in water water channel (511) along coolant flow direction, the shunting step (41) that sets gradually on the bottom surface of cover plate (3), and the shunting step (41) set gradually along coolant flow direction makes the cross-sectional area of water water channel (511) reduce gradually to make cooling fluid need to be assigned in each tank (40) by design along coolant flow direction.
7. the cooling system of easily extensible inverter according to claim 6, it is characterized in that: each shunting step (41) can be bottom stage (411), or left side step (412), or right side step (413), or the combination in any of bottom stage (411), left side step (412) and right side step (413).
8. the cooling system of easily extensible inverter according to claim 4, it is characterized in that: waterway structure (4) is included in water water channel (511) along coolant flow direction, the shunting slope (44) that arranges on the bottom surface of cover plate (3), and the shunting slope (44) arranged along coolant flow direction makes the cross-sectional area of water water channel (511) reduce gradually to make cooling fluid need to be assigned in each tank (40) by design along coolant flow direction.
9. the cooling system of easily extensible inverter according to claim 8, it is characterized in that: each shunting slope (44) can be bottom ramp (441), or slope, left side (442), or slope, right side (443), or bottom ramp (441), slope, left side (442) and slope, right side (443) combination in any.
10. the cooling system of easily extensible inverter according to claim 4, it is characterized in that: waterway structure (4) is included in water water channel (511) along coolant flow direction, the flow deflector (45) that sets gradually on the bottom surface of cover plate (3), and flow deflector (45) makes cooling fluid need to be assigned in each tank (40) by design.
The cooling system of 11. easily extensible inverters according to claim 10, it is characterized in that: each flow deflector (45) can be bottom flow deflector (451), or left side flow deflector (452), or right side flow deflector (453), or the combination in any of bottom flow deflector (451), left side flow deflector (452) and right side flow deflector (453).
The cooling system of 12. easily extensible inverters according to claim 10 or 11, is characterized in that: described flow deflector (45) is in Z-shaped, or in wedge, or be obliquely installed.
The cooling system of 13. easily extensible inverters according to claim 1 or 2 or 3 or 4 or 5 or 6 or 8 or 10, it is characterized in that: waterway structure (4) comprises the some boss (42) down stretched out from cover plate (3) bottom surface, between 2 adjacent boss (42), form 1 tank (40).
The cooling system of 14. easily extensible inverters according to claim 1 or 2 or 3 or 4 or 5 or 6 or 8 or 10, is characterized in that: waterway structure (4) is included in tank (40) the inside, be arranged on turbulence columns (43) on cover plate (3) bottom surface or fin.
The cooling system of 15. easily extensible inverters according to claim 4 or 5 or 6 or 8 or 10, is characterized in that: offer respectively on cooling housing (2) and enter the water inlet (21) that water water channel (511) is communicated with and the delivery port (22) be communicated with water outlet water channel (512).
The mechanical assembly of 16. easily extensible inverters, comprise inverter box body (1), be arranged on the cooling housing (2) of inverter box body (1) the inside, cover plate (3), multiple power model (6), control circuit board (7) and driver circuit plate (8), the end face of cooling housing (2) offers dead slot (20), the end face that cover plate (3) is arranged on cooling housing (2) encapsulates described dead slot (20), power model (6) is arranged on the end face of cover plate (3), control circuit board (7) is by driver circuit plate (8) driving power module (6), it is characterized in that: on the bottom surface of cover plate (3), be provided with waterway structure (4), waterway structure (4) extend into dead slot (20) the inside to make to form the individual tank (40) arranged side by side of M in dead slot (20) the inside, the quantity M of tank (40) is transformable, its scope at 3 to N number of scope, N be greater than 3 integer, the quantity of the power model (6) that the quantity M of tank (40) is cooled as required is expanded.
The mechanical assembly of 17. easily extensible inverters according to claim 16, it is characterized in that: capacitance module (9) is installed on the bottom surface of cooling housing (2), unify to dispel the heat to capacitance module (9) and power model (6) by tank (40) arranged side by side.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520580554.3U CN204967631U (en) | 2015-08-04 | 2015-08-04 | Cooling system of expanded dc -to -ac converter and machinery assembly thereof |
| PCT/CN2015/090110 WO2017020406A1 (en) | 2015-08-04 | 2015-09-21 | Cooling system of expandable inverter and mechanical assembly thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520580554.3U CN204967631U (en) | 2015-08-04 | 2015-08-04 | Cooling system of expanded dc -to -ac converter and machinery assembly thereof |
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| CN204967631U true CN204967631U (en) | 2016-01-13 |
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| CN201520580554.3U Active CN204967631U (en) | 2015-08-04 | 2015-08-04 | Cooling system of expanded dc -to -ac converter and machinery assembly thereof |
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| Country | Link |
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| CN (1) | CN204967631U (en) |
| WO (1) | WO2017020406A1 (en) |
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| CN106783766A (en) * | 2017-03-02 | 2017-05-31 | 中国第汽车股份有限公司 | A kind of IGBT power modules of high integration |
| CN107275300A (en) * | 2017-07-06 | 2017-10-20 | 华南理工大学 | A kind of modular IGBT liquid cooling plates and its manufacture method |
| CN109804544A (en) * | 2016-09-20 | 2019-05-24 | 三菱电机株式会社 | Power inverter |
| CN112005483A (en) * | 2018-04-06 | 2020-11-27 | 日本电产株式会社 | Power conversion device |
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| CN107768330A (en) * | 2017-11-28 | 2018-03-06 | 西安中车永电电气有限公司 | A kind of high-power T-shaped water-filled radiator |
| US11431258B2 (en) | 2020-12-22 | 2022-08-30 | Caterpillar Inc. | Scalable power inverter |
| CN113395877B (en) * | 2021-06-02 | 2022-04-19 | 江苏云意电气股份有限公司 | Multilayer structure heat dissipation plate of BSG motor inverter and processing method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8488315B2 (en) * | 2009-08-18 | 2013-07-16 | GM Global Technology Operations LLC | Power module assemblies with staggered coolant channels |
| US8902589B2 (en) * | 2010-04-21 | 2014-12-02 | Fuji Electric Co., Ltd. | Semiconductor module and cooler |
| CN201813574U (en) * | 2010-06-21 | 2011-04-27 | 美的集团有限公司 | Water-cooling heat dissipation device of electromagnetic oven core |
| JP5692368B2 (en) * | 2011-04-26 | 2015-04-01 | 富士電機株式会社 | Semiconductor module cooler and semiconductor module |
| CN202551602U (en) * | 2012-04-23 | 2012-11-21 | 深圳市立德电控科技有限公司 | Heat dissipation device |
| CN204305547U (en) * | 2014-11-29 | 2015-04-29 | 中山大洋电机股份有限公司 | A kind of electric machine controller |
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2015
- 2015-08-04 CN CN201520580554.3U patent/CN204967631U/en active Active
- 2015-09-21 WO PCT/CN2015/090110 patent/WO2017020406A1/en active Application Filing
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109804544A (en) * | 2016-09-20 | 2019-05-24 | 三菱电机株式会社 | Power inverter |
| CN109804544B (en) * | 2016-09-20 | 2021-03-02 | 三菱电机株式会社 | Power conversion device |
| CN106783766A (en) * | 2017-03-02 | 2017-05-31 | 中国第汽车股份有限公司 | A kind of IGBT power modules of high integration |
| CN107275300A (en) * | 2017-07-06 | 2017-10-20 | 华南理工大学 | A kind of modular IGBT liquid cooling plates and its manufacture method |
| CN112005483A (en) * | 2018-04-06 | 2020-11-27 | 日本电产株式会社 | Power conversion device |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2017020406A1 (en) | 2017-02-09 |
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