CN202585590U - Power module structure of electric car - Google Patents
Power module structure of electric car Download PDFInfo
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- CN202585590U CN202585590U CN201220159380XU CN201220159380U CN202585590U CN 202585590 U CN202585590 U CN 202585590U CN 201220159380X U CN201220159380X U CN 201220159380XU CN 201220159380 U CN201220159380 U CN 201220159380U CN 202585590 U CN202585590 U CN 202585590U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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Abstract
The utility model relates to a power module structure of an electric car. The power module structure comprises two pressing plates, a plurality of first single power supplies and a plurality of second single power supplies, wherein the plurality of first single power supplies and the plurality of second single power suppliers are mounted between the two pressing plates by laminating, and arranged at intervals well as being installed by laminating; and moreover, a positive electrode and a negative electrode of each first single power supply are respectively adjacent to those of each second single power supply; the laminated first single power supply and second single power supply are sequentially connected in series; and the first single power supplies and the second single power supplies are provided with 2N cores connected in parallel. According to the power module structure of the electric car, an even number of cores are connected in parallel to form the single power supplies, and then the single power supplies are connected in series to form a power module structure, so that the difference between the internal temperature and the external temperature of a power module as well as the difference of the internal resistance in connection are reduced, and the power module and the internal resistance in connection are kept in consistent temperature, and as a result, the optimum performance of the power module can be ensured to be kept, and the service life of the power module is prolonged. The power module structure of the electric car is convenient to assemble and maintain, safe and reliable in electric connection, and easy to achieve automatic mass production.
Description
Technical field
The utility model relates to a kind of battery structure, relates in particular to a kind of electric car power supply modular structure that adopts modularized design.
Background technology
The power module design has become the inexorable trend of dynamic power system development, but present power module structure exists following problem:
1) generally is a lot of cells to be fitted together with different formation series connection or parallel connection form a power brick or battery case, more several power brick or battery case connected perhaps parallel connection so that needed voltage and capacity to be provided.This structure, because the combination of cell high density can cause temperature too high, and the temperature difference is bigger from the inside to surface, will have influence on the optimum performance and the useful life of battery;
2) also go here and there (earlier with the parallelly connected formation of electric core cell the back for elder generation; Again cell is connected and constitutes power module) the power module structure; When the electric core quantity that is connected in parallel is odd number; Exist to connect the inconsistent or bigger problem of connection internal resistance difference of internal resistance, can cause cell polar ear place caloric value to increase like this, also can influence optimum performance and useful life that electric core uses;
3) than higher, environmental factors such as dust, humidity all can influence the electric property of battery to electrokinetic cell to the requirement of environment for use, thereby safety issue occurs;
4) complex connection between the battery, integral body are heavy, not only assemble difficult in maintenancely, are not easy to realize automatic batch production, and have increased the weight of extra power-supply system, thereby also increased the weight of electric automobile vehicle body.
Summary of the invention
The utility model mainly solves original power module structure and has that internal temperature is inconsistent, to connect internal resistance difference bigger, thereby influences the optimum performance of battery and the technical problem in useful life; A kind of electric car power supply modular structure is provided, and it can guarantee that internal temperature is consistent and it is consistent to connect internal resistance, thereby guarantees that battery is in optimum performance, prolongs battery useful life.
The utility model solves original power module structure complex connection simultaneously, assembles difficult in maintenancely, is not easy to realize the technical problem of automatic batch production; A kind of electric car power supply modular structure is provided, and it is simple in structure, and assembling and easy to maintenance is electrically connected safe and reliablely, easily is automated batch process.
The above-mentioned technical problem of the utility model mainly is able to solve through following technical proposals: the utility model comprises two block pressur plates and range upon range of several first power supply singles and the second source monomer that is arranged between two block pressur plates; First power supply single and second source monomer are spaced and range upon range of setting; And the positive pole of first power supply single, negative pole negative pole, the positive pole with the second source monomer respectively are adjacent; Range upon range of first power supply single and second source monomer are in series successively, and described first power supply single and second source monomer all have 2N electric core that is connected in parallel.First power supply single and second source monomer all have even number electricity core to be formed in parallel; And the electric core number that comprises is identical; Press first power supply single, second source monomer, first power supply single, second source monomer between two block pressur plates ... Such sequence arrangement; The positive and negative electrode placement location of second source monomer is just in time opposite with the positive and negative electrode placement location of first power supply single, and all power supply singles are connected in series from the beginning to the end successively.The utility model constitutes power supply single with the parallel connection of even number electricity core earlier; Again power supply single is connected and constitute the power module structure; Reduce the difference of power module internal-external temperature difference and connection internal resistance; Make the power module temperature be consistent and connect internal resistance to be consistent, thereby guarantee that power module is in optimum performance, increases the service life.
As preferably; Described first power supply single comprises several range upon range of settings and the first sub-monomer that is connected in parallel, and it is cotton that a side of the first sub-monomer is provided with one deck foam, and the described first sub-monomer has two-layer electric core, four layers of support and one deck heat radiation aluminium flake; Every layer of electric core is installed between the described two-layer support; Described heat radiation aluminium flake is located between the two-layer electric core, and the positive pole of two-layer electric core, that negative pole is provided with the position is identical, and two-layer electric core is connected in parallel; Be first support with heat radiation two adjacent supports of aluminium flake in the described first sub-monomer, the foremost and rearmost two supports that are positioned at described first power supply single are second support, and remaining stents is the 3rd support.When first power supply single was made up of one first sub-monomer, then the support at first sub-monomer two was second support.When first power supply single is made up of two first sub-monomers; The support of the front side of the previous first sub-monomer is second support; The support of the rear side of one the first sub-monomer in back is second support, and the support of two first sub-monomer adjacents is the 3rd support, and the like.Clamp electric core through two-layer support, easy for installation and firm.The aluminium flake of heat radiation aluminium flake employing good heat conductivity, material is an aluminium alloy, and the surface is done insulation and is handled, and the heat of electric core can be released out through the heat radiation aluminium flake very equably, and the electric everywhere core heat radiation of whole power module is even, thereby can keep the consistency in temperature field.The foam cotton not only plays insulating effect but also play the bumper and absorbing shock effect, to protect electric core.First support, second support and the 3rd support adopt all that intensity is high, good toughness and engineering plastics with fire resistance are processed, to reach good insulation preformance, light weight, safe purpose.
As preferably; Described second source monomer comprises several range upon range of settings and the second sub-monomer that is connected in parallel, and it is cotton that a side of the second sub-monomer is provided with one deck foam, and the described second sub-monomer has two-layer electric core, four layers of support and one deck heat radiation aluminium flake; Every layer of electric core is installed between the described two-layer support; Described heat radiation aluminium flake is located between the two-layer electric core, and the positive pole of two-layer electric core, that negative pole is provided with the position is identical, and two-layer electric core is connected in parallel; Be first support with heat radiation two adjacent supports of aluminium flake in the described second sub-monomer, remaining stents is the 3rd support.Clamp electric core through two-layer support, easy for installation and firm.The heat radiation aluminium flake adopts the aluminium flake of good heat conductivity, and material is an aluminium alloy, and the surface is done insulation and handled, and the heat of electric core can be released out through the heat radiation aluminium flake very equably.The foam cotton not only plays insulating effect but also play the bumper and absorbing shock effect, to protect electric core.
As preferably; Described first support is a framework; The inner edge of at least two frames of first support is provided with a plurality of positive stops to first internal stent protrusion, and two relative frames of first support are provided with hole clipping and buckle, and the top frame of first support is provided with two screwed metal displacer posts; The lug of described electric core and the clamping of metal displacer post, the metal displacer post is provided with the stop nut that is threaded glue; Described the 3rd support is a framework; The inner edge of at least two frames of the 3rd support is provided with a plurality of positive stops to the 3rd internal stent protrusion, two relative frames of the 3rd support be provided with respectively with first support on hole clipping, limited post and the spacing hole that buckle is complementary.First support and the 3rd support clamp electric core through positive stop; The breach that forms between two positive stops plays the loss of weight effect; Spacing hole clamping on buckle on first support and the 3rd support; Hole clipping clamping on the limited post on the 3rd support and first support connects into an integral body with first support, electric core and the 3rd support.Two the first back-to-back installations of support; Metal displacer post clamping on the positive pole ear of two-layer electric core and one first support; Metal displacer post clamping on the negative lug of two-layer electric core and another first support, the stop nut of on the metal displacer post, screwing on is again realized the parallel connection of two-layer electric core.Easy for installation, be electrically connected safety and reliable.
As preferably, be equipped with circular arc cutaway on four interior angles of described first support, the 3rd support, circular arc cutaway and the curved smooth transition of framework inward flange that is adjacent.Avoid four angles of electric core because of stressed leakage, shield.
As preferably; Described second support is a framework; The inner edge of at least two frames of second support is provided with a plurality of positive stops to second internal stent protrusion; Two relative frames of second support be provided with respectively with first support on hole clipping, limited post and the spacing hole that buckle is complementary, the top frame of described second support is provided with dividing plate, the position of the metal displacer post on the position of dividing plate and described first support is corresponding; Be equipped with circular arc cutaway on four interior angles of described second support, circular arc cutaway and the curved smooth transition of framework inward flange that is adjacent.First support and second support clamp electric core through positive stop; Spacing hole clamping on the buckle on first support and second support; Hole clipping clamping on the limited post on second support and first support connects into an integral body with first support, electric core and second support.Circular arc cutaway avoids four angles of electric core because of stressed leakage, shields.Dividing plate on second support plays the effect that increases the creepage distance between monomer and the monomer, can also prevent the unusual overlap joint of other metalwork, make be electrically connected safer.
As preferably, be equipped with the corresponding installing hole in position on four angles of described pressing plate, first power supply single, second source monomer, be equipped with a stay bolt in the installing hole at each angle, the afterbody of stay bolt is screwed with the stop nut that is threaded glue.Be equipped with installing hole on four angles of all supports, after the mutual clamping of corresponding support, all pressing plates, support are connected through stay bolt again, and stay bolt plays the effect of fastening whole power module.On the stay bolt, except that threaded portion, remaining screw portion all will be done insulation and handle, and can adopt plastic-blasting or use isolating shrinkable tube to realize.
As preferably; The front of described pressing plate is provided with plurality of strengthening ribs; The back side of pressing plate is provided with the cotton stopper slot of foam; It is cotton to be provided with one deck foam in the cotton stopper slot of foam, and the top of pressing plate is provided with baffle plate, and position anodal, negative pole is corresponding on the position of baffle plate and described first power supply single and the second source monomer.Reinforcement increases the intensity of pressing plate, and the groove that forms around the reinforcement plays the effect of weight reduction on the one hand, prevents that on the other hand the pressing plate that plastics are processed from shrinking.The charged position that separates the cell polar ear place is played in the setting of baffle plate, prevents that total anodal, the total negative pole of power module from contacting with other metalworks, make be electrically connected safer.Pressing plate adopts that intensity is high, good toughness and engineering plastics with fire resistance are processed, to reach good insulation preformance, light weight, safe purpose.
As preferably; Describedly comprise some bus-bars that are flexible coupling, between described first power supply single and the second source monomer be connected in series and the first sub-monomer that first power supply single is inner between be connected in parallel, being connected in parallel between the second sub-monomer that the second source monomer is inner all connect through the bus-bar that is flexible coupling.The bus-bar that is flexible coupling adopts copper processing, and can adopt red copper T2.The bus-bar that is flexible coupling is a lamellar body, and position, a plurality of hole is arranged on it, just in time be enclosed within on the metal displacer post of first support, and then the stop nut of screwing in the above, realize being electrically connected.The employing bus-bar that is flexible coupling, the one, be easy to assembling, the 2nd, be electrically connected reliable, contact better, connecting internal resistance also can be very little.
As preferably; The top of described electric car power supply modular structure is coated with block protection lid; The left side at the top of described support and right side respectively are provided with a convexity, and the opposite face of two convexities is provided with draw-in groove, two sides of described over cap respectively with two draw-in groove clampings; Described over cap is provided with two power supply wiring breach, and total positive pole of electric car power supply modular structure is exposed to two power supply wiring breach respectively with total negative pole.Over cap easy accessibility, the main effect of over cap are to prevent the live part of power module and outside metal framework or other metalwork conducting and security incident occurs, can also stop extraneous dust to get into power module in addition.Over cap adopts that intensity is high, good toughness and engineering plastics with fire resistance are processed, to reach good insulation preformance, light weight, safe purpose.
The beneficial effect of the utility model is: earlier the parallel connection of even number electricity core is constituted power supply single; Again power supply single is connected and constitute the power module structure; Reduce the difference of power module internal-external temperature difference and connection internal resistance; Make the power module temperature be consistent and connect internal resistance to be consistent, thereby guarantee that power module is in optimum performance, increases the service life.The utility model is simple in structure, is connected firmly, and assembling and easy to maintenance is electrically connected safe and reliablely, easily is automated batch process, helps the popularization of electric automobile.
Description of drawings
Fig. 1 is a kind of perspective view of the utility model.
Fig. 2 is a kind of perspective view that the utility model removes over cap.
Fig. 3 is a kind of decomposition texture sketch map of first power supply single in the utility model.
Fig. 4 is a kind of decomposition texture sketch map of second source monomer in the utility model.
Fig. 5 is the positive a kind of perspective view of the utility model center platen.
Fig. 6 is a kind of perspective view at the utility model center platen back side.
Fig. 7 is a kind of perspective view of first support in the utility model.
Fig. 8 is a kind of perspective view of second support in the utility model.
Fig. 9 is a kind of perspective view of heat radiation aluminium flake in the utility model.
Embodiment
Pass through embodiment below, and combine accompanying drawing, do further bright specifically the technical scheme of the utility model.
Embodiment: a kind of electric car power supply modular structure of present embodiment; Like Fig. 1, shown in Figure 2; Comprise two block pressur plates 1 and range upon range of a plurality of first power supply singles 2 and a plurality of second source monomers 3 that are arranged on 1 of two block pressur plate; First power supply single 2 is spaced and range upon range of setting with second source monomer 3; And the positive pole of first power supply single 2, negative pole negative pole, the positive pole with second source monomer 3 respectively are adjacent; Promptly the positive and negative electrode position of first power supply single just in time with the positive and negative electrode position opposite of second source monomer, the first range upon range of power supply single 2 is in series with second source monomer 3 from the beginning to the end successively, first power supply single 2 all has 2N electric core 4 that is connected in parallel with second source monomer 3.In the present embodiment with four and electric core be example, promptly first power supply single 2, second source monomer 3 constitute by four electric cores that are connected in parallel.
As shown in Figure 3; First power supply single 2 comprises two range upon range of settings and the first sub-monomer 21 that is connected in parallel; It is cotton 5 that one side of the first sub-monomer 21 is equipped with one deck foam, promptly between the first sub-monomer and the first sub-monomer, one deck foam to be installed between the first sub-monomer and the second source monomer 3 cotton.The first sub-monomer 21 has two-layer electric core 4, two-layer first support 7, one deck second support 8, one deck the 3rd support 9 and one deck heat radiation aluminium flake 6; One deck first support 7 clamps one deck electricity core 4 with one deck the 3rd support 9; One deck first support 7 clamps the electric core 4 of another layer with one deck second support 8; The 7 back-to-back installations of two-layer first support, it is adjacent with another first sub-monomer 21 to clamp one deck heat radiation aluminium flake 6, the three supports 9 between two-layer first support; The foremost that second support 8 is positioned at whole first power supply single 2 reaches backmost, and promptly second support is equivalent to the border support of first power supply single.The positive pole of four layers of electric core 4 in two first sub-monomers, that negative pole is provided with the position is identical, and four layers of electric core 4 are connected in parallel.First support, second support and the 3rd support adopt all that intensity is high, good toughness and engineering plastics with fire resistance are processed, and adopt all in the present embodiment that PPO is plastic injection-moulded to form, and PPO plastics intensity and toughness are better, and light weight, flame retardant rating are V0.
As shown in Figure 7; First support 7 is frameworks; The inner edge of the four edges frame of first support 7 all has a plurality of positive stops 10 to first support, 7 inner protrusions; On four interior angles of first support 7 circular arc cutaway 17 is arranged all, circular arc cutaway 17 and the curved smooth transition of framework inward flange that is adjacent.Three hole clippings 11 and buckle 12 are arranged on two relative long margin frames of first support 7; The outer rim of long margin frame also has on the top frame that hole clipping 11 and buckle 12, the first supports 7 are arranged on 23, two relative minor face frames of three grabs separately and is embedded with two screwed metal displacer posts 13; Respectively there is a convexity 29 on the left side of top frame and right side; The outer rim that has the bottom frame of draw-in groove 30, the first supports on the opposite face of two convexities 29 has a plurality of breach, and the one side of frame has groove; Alleviating the weight of first support, and prevent that working of plastics from shrinking.On four angles of first support 7 installing hole 19 is arranged all.
As shown in Figure 8; Second support 8 is frameworks; The inner edge of the four edges frame of second support 8 all has a plurality of positive stops 10 to second support, 8 inner protrusions; On four interior angles of second support 8 circular arc cutaway 17 is arranged all, circular arc cutaway 17 and the curved smooth transition of framework inward flange that is adjacent.Hole clipping 11 on one group and first support 7, limited post 15 and the spacing hole 16 that buckle 12 is complementary are all arranged on the four edges frame of second support 8; Article two, the outer rim of long margin frame also has three clamping breach 31 separately; Grab 23 on the clamping breach 31 and first support is complementary; One dividing plate 18 is arranged on the top frame of second support 8; The position of the metal displacer post 13 on the position of dividing plate 18 and first support 7 is corresponding, and the left side of top frame and right side respectively have on the opposite face of 29, two convexities 29 of a convexity and have draw-in groove 30.The outer rim of the bottom frame of second support has a plurality of breach, and the one side of frame has groove, alleviating the weight of second support, and prevents that working of plastics from shrinking.On four angles of second support 8 installing hole 19 is arranged all.The 3rd support 9 is compared with second support 8, does not just have dividing plate on the frame of top, and all the other structures are identical with second support 8, no longer stating more.
As shown in Figure 9; Insulation processing was done on heat radiation aluminium flake 6 surfaces; Be connected with a slice and the vertical catch 61 of heat radiation aluminium flake on the long limit of one of which bar; A plurality of deep-slotted chip breakers 62 are arranged on another long limit, and the top of heat radiation aluminium flake has two strip holes 63 and catch 61 adjacents and has the fixing hole 64 that a row and catch are arranged in parallel.Radiating effect is better.
As shown in Figure 4; Second source monomer 3 comprises two range upon range of settings and the second sub-monomer 22 that is connected in parallel; It is cotton 5 that one side of the second sub-monomer 22 is equipped with one deck foam, promptly between the second sub-monomer and the second sub-monomer, one deck foam to be installed between the second sub-monomer and first power supply single 2 cotton.The second sub-monomer 22 has two-layer electric core 4, two-layer first support 7, two-layer the 3rd support 9 and one deck heat radiation aluminium flake 6; One deck first support 7 clamps one deck electricity core 4 with one deck the 3rd support 9; The 7 back-to-back installations of two-layer first support clamp one deck heat radiation aluminium flake 6 between two-layer first support.The positive pole of four layers of electric core 4 in two second sub-monomers, that negative pole is provided with the position is identical, and four layers of electric core 4 are connected in parallel.The positive and negative electrode position of the positive and negative electrode position of the electric core of the second sub-monomer 22 and the electric core of the first sub-monomer 21 is just in time opposite, and other structures of second source monomer 3 are identical with first power supply single 2.
Like Fig. 5, shown in Figure 6; Pressing plate 1 also forms by PPO is plastic injection-moulded; There are a lot of reinforcements 24 that constitute rice word shape in the front of pressing plate 1, and there is the cotton stopper slot 25 of foam at the back side of pressing plate 1, in the cotton stopper slot 25 of foam one deck foam cotton 5 is installed; Top one side of pressing plate 1 is connected with a baffle plate 26, on four angles of pressing plate 18 installing hole 19 is arranged all.The bottom outer rim of pressing plate has a plurality of breach, has groove on the frame around the cotton stopper slot 25 of foam, alleviating the weight of pressing plate, and prevents that working of plastics from shrinking.Forward and backward two block pressur plates are arranged in the whole electric automobile power module structure, wherein four of a block pressur plate installing holes 19 around have hex bolts stopper slot 34, the stay bolt that is arranged in the installing hole when making fastening whole power module can not spin.
Like Fig. 1, shown in Figure 2; In the middle of two laminated sheets 1, first power supply single 2, the second source monomer 3 that a plurality of intervals are range upon range of is installed in, the positive and negative electrode position of first power supply single just in time with the positive and negative electrode position opposite of second source monomer, four stay bolts 20 pass respectively and are positioned at four installing holes 19 on the angle; On the stay bolt; Except that threaded portion, remaining screw portion is all done insulation and is handled, and the afterbody of stay bolt 20 is screwed with the stop nut 14 that is threaded glue.Between first power supply single 2 and the second source monomer 3 be connected in series and electric core that first power supply single 2 is inner between be connected in parallel, being connected in parallel all to connect and realizing between the electric core that second source monomer 3 is inner through the bus-bar 27 that is flexible coupling.The bus-bar that is flexible coupling is a lamellar body; Adopt red copper T2 material to process; Eight positions, hole of lining up two row four lines are arranged on the bus-bar that is flexible coupling in the present embodiment; Just in time be enclosed within on the metal displacer post of a plurality of first supports that need connection, and then the stop nut of screwing in the above, realize that series and parallel is electrically connected.The structure that elder generation's even number electricity core parallel connection is connected again, lug thickness is all consistent, and the contact internal resistance is also consistent, and this is the not available advantage of structure that the parallel connection of first odd number electricity core is connected again.The top of electric car power supply modular structure is coated with one by the plastic injection-moulded over cap that forms 28 of PPO; Two sides of over cap 28 just in time snap in two draw-in grooves 30 of first support 7, second support 8 and the 3rd support 9; Over cap 28 has two power supply wiring breach, and total anodal 32 and total negative pole 33 of electric car power supply modular structure is exposed to two power supply wiring breach respectively.
The utility model earlier constitutes power supply single with the parallel connection of even number electricity core, and the electric core number in each power supply single is identical, and is again that power supply single is range upon range of and be connected in series from the beginning to the end, constitutes the power module structure.The utility model effectively reduces the power module internal-external temperature difference and connects the difference of internal resistance, makes the power module temperature be consistent and connects internal resistance to be consistent, thereby guarantee that electric core and power module are in optimum performance, increase the service life.The utility model is simple in structure, and structure assembling is in order simple, operation easily, and syndeton is ingenious and firm, and assembling and easy to maintenance is electrically connected safe and reliablely, easily is automated batch process.Three kinds of supports can repeatedly recycle, and reduce production costs.The utility model helps applying of electric automobile as the electrokinetic cell of electric automobile.
Claims (10)
1. electric car power supply modular structure; It is characterized in that comprising two block pressur plates (1) and range upon range of several first power supply singles (2) and the second source monomer (3) that is arranged between two block pressur plates (1); First power supply single (2) and second source monomer (3) are spaced and range upon range of setting; And the positive pole of first power supply single (2), negative pole negative pole, the positive pole with second source monomer (3) respectively are adjacent; Range upon range of first power supply single (2) and second source monomer (3) are in series successively, and described first power supply single (2) and second source monomer (3) all have 2N electric core (4) that is connected in parallel.
2. a kind of electric car power supply modular structure according to claim 1; It is characterized in that described first power supply single (2) comprises several range upon range of settings and the first sub-monomer (21) that is connected in parallel; One side of the first sub-monomer (21) is provided with one deck foam cotton (5); The described first sub-monomer (21) has two-layer electric core (4), four layers of support and one deck heat radiation aluminium flake (6), and every layer of electric core (4) is installed between the described two-layer support, and described heat radiation aluminium flake (6) is located between the two-layer electric core (4); The positive pole of two-layer electric core (4), that negative pole is provided with the position is identical, and two-layer electric core (4) is connected in parallel; Two adjacent supports of the described first sub-monomer (21) neutralization heat radiation aluminium flake (6) are first support (7); The foremost and rearmost two supports that are positioned at described first power supply single (2) are second support (8), and remaining stents is the 3rd support (9).
3. a kind of electric car power supply modular structure according to claim 1; It is characterized in that described second source monomer (3) comprises several range upon range of settings and the second sub-monomer (22) that is connected in parallel; One side of the second sub-monomer (22) is provided with one deck foam cotton (5); The described second sub-monomer (22) has two-layer electric core (4), four layers of support and one deck heat radiation aluminium flake (6), and every layer of electric core (4) is installed between the described two-layer support, and described heat radiation aluminium flake (6) is located between the two-layer electric core (4); The positive pole of two-layer electric core (4), that negative pole is provided with the position is identical, and two-layer electric core (4) is connected in parallel; Two adjacent supports of the described second sub-monomer (22) neutralization heat radiation aluminium flake (6) are first support (7), and remaining stents is the 3rd support (9).
4. according to claim 2 or 3 described a kind of electric car power supply modular structures; It is characterized in that described first support (7) is a framework; The inner edge of at least two frames of first support (7) is provided with a plurality of positive stops (10) to the inner protrusion of first support (7); Two relative frames of first support (7) are provided with hole clipping (11) and buckle (12); The top frame of first support (7) is provided with two screwed metal displacer posts (13), the lug of described electric core (4) and metal displacer post (13) clamping, and metal displacer post (13) is provided with the stop nut (14) that is threaded glue; Described the 3rd support (9) is a framework; The inner edge of at least two frames of the 3rd support (9) is provided with a plurality of positive stops (10) to the inner protrusion of the 3rd support (9), two relative frames of the 3rd support (9) be provided with respectively with first support (7) on hole clipping (11), limited post (15) and the spacing hole (16) that buckle (12) is complementary.
5. a kind of electric car power supply modular structure according to claim 4; It is characterized in that being equipped with circular arc cutaway (17), circular arc cutaway (17) and the curved smooth transition of framework inward flange that is adjacent on four interior angles of described first support (7), the 3rd support (9).
6. a kind of electric car power supply modular structure according to claim 2; It is characterized in that described second support (8) is a framework; The inner edge of at least two frames of second support (8) is provided with a plurality of positive stops (10) to the inner protrusion of second support (8); Two relative frames of second support (8) be provided with respectively with first support (7) on hole clipping (11), limited post (15) and the spacing hole (16) that buckle (12) is complementary; The top frame of described second support (8) is provided with dividing plate (18); The position of the metal displacer post (13) on the position of dividing plate (18) and described first support (7) is corresponding; Be equipped with circular arc cutaway (17) on four interior angles of described second support (8), circular arc cutaway (17) and the curved smooth transition of framework inward flange that is adjacent.
7. according to claim 1 or 2 or 3 described a kind of electric car power supply modular structures; It is characterized in that being equipped with the corresponding installing hole in position (19) on four angles of described pressing plate (1), first power supply single (2), second source monomer (3); Be equipped with a stay bolt (20) in the installing hole at each angle (19), the afterbody of stay bolt (20) is screwed with the stop nut (14) that is threaded glue.
8. according to claim 1 or 2 or 3 described a kind of electric car power supply modular structures; The front that it is characterized in that described pressing plate (1) is provided with plurality of strengthening ribs (24); The back side of pressing plate (1) is provided with the cotton stopper slot (25) of foam; Be provided with one deck foam cotton (5) in the cotton stopper slot of foam (25), the top of pressing plate (1) is provided with baffle plate (26), and the position of baffle plate (26) is corresponding with described first power supply single (2) and second source monomer (3) position upward anodal, negative pole.
9. according to claim 1 or 2 or 3 described a kind of electric car power supply modular structures; It is characterized in that comprising some bus-bars that are flexible coupling (27), between described first power supply single (2) and the second source monomer (3) be connected in series and the first sub-monomer (21) that first power supply single (2) is inner between be connected in parallel, being connected in parallel between the second sub-monomer (22) that second source monomer (3) is inner all connect through the bus-bar that is flexible coupling (27).
10. according to claim 2 or 3 described a kind of electric car power supply modular structures; The top that it is characterized in that described electric car power supply modular structure is coated with block protection lid (28); The left side at the top of described support and right side respectively are provided with a convexity (29); The opposite face of two convexities (29) is provided with draw-in groove (30); Two sides of described over cap (28) respectively with support on two draw-in grooves (30) clamping, described over cap (28) is provided with two power supply wiring breach, total positive pole (32) of electric car power supply modular structure is exposed to two wiring breach of supplying power respectively with total negative pole (33).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220159380XU CN202585590U (en) | 2012-04-13 | 2012-04-13 | Power module structure of electric car |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201220159380XU CN202585590U (en) | 2012-04-13 | 2012-04-13 | Power module structure of electric car |
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| CN202585590U true CN202585590U (en) | 2012-12-05 |
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| CN201220159380XU Expired - Fee Related CN202585590U (en) | 2012-04-13 | 2012-04-13 | Power module structure of electric car |
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| CN (1) | CN202585590U (en) |
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| CN103378374A (en) * | 2012-04-13 | 2013-10-30 | 万向电动汽车有限公司 | Power supply module structure |
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