CN209496915U - A kind of battery modules - Google Patents

Abstract

The utility model relates to a kind of battery modules, the battery modules include the bracket for fixing battery core, two side covers and top cover, one of side cover, multiple brackets, another side cover is sequentially overlapped arrangement, the side cover includes chassis body and the flanging set on the chassis body side, flanging is formed along the direction outward bending perpendicular to chassis body, integrally formed handle is provided on flanging, so as to form handle can not only have sufficiently large section, sustain the weight of battery modules, and it is not easily to fall off during long-distance transport, it is greatly convenient that the carrying of battery modules is provided, it ensure that the safety in battery modules handling process, in addition the integrated molding handle manufacturing process on this side cover is simple, can efficient application in the automated production of battery modules.

Description

A kind of battery modules

Technical field

The utility model relates to battery modules field more particularly to a kind of side covers of battery modules, further relate to a kind of battery Handle on the side cover of mould group.

Background technique

Battery is widely used in fields such as new-energy automobile, energy storage, honourable cogeneration, power plant's power frequency modulations, existing Battery is all to be mounted on electric car or in energy storage container in the form of battery modules, therefore battery modules are pacified for convenience Dress and carrying, existing battery modules can add grip structure.Currently, most of battery modules use detachable handle, tear open The battery modules of formula handle are unloaded by long distance transportation, prolonged carry may cause handle junction to loosen, rear Security risk is brought to battery modules in phase handling process, in addition when detachable handle design, need to additionally be mentioned in battery modules Station is installed for a detachable handle, increases automated production cost in this way, and reduce production efficiency；Or in battery mould Handle is welded in the outer metallic shell of group, welds handle, although easy to accomplish, common battery modules weight is all very big, Corresponding handle general section product used is larger, and welding difficulty is big, and easily causes biggish shrinkage stress and contraction distortion, institute The cross-sectional area of handle usually to weld on the external metallization of battery modules is smaller, causes handle endurance small in this way, The weight of unbearable battery modules in long-term transportational process.

Summary of the invention

The main purpose of the utility model is to provide a kind of side covers for battery modules and a kind of battery modules, it is intended to Battery modules are solved since disassembly handle frequently uses during long-distance transportation, are easy to loosen or weld the transversal of handle Area is small, and handle endurance is small, during long-distance transportation can not support battery modules weight.

To achieve the goals above, the utility model provides a kind of battery modules, and the battery modules include for solid Determine the bracket, two side covers and top cover of battery core, one of side cover, multiple brackets, another side cover are sequentially overlapped arrangement, the side Lid includes chassis body and the flanging set on the chassis body side, and the flanging is along the side perpendicular to the chassis body It is formed to outward bending, integrally formed handle is provided on the flanging, the top cover and described two side covers pass through screw It connects, third screw hole is provided at the top of the side cover, the frame of the top cover is equipped with the opposite with the third screw hole the 4th Screw hole, the third screw hole and the 4th screw hole pass through screw connection.

Further, the bracket and the side cover upper and lower side frame are equipped with opposite through-hole.

Further, the through-hole both ends of the bracket are equipped with mutually matched male seam allowance and female seam allowance, and the through-hole is successively It connects to form the connection through-hole for extending transversely through the battery modules with female seam allowance by the male seam allowance.

Further, which is characterized in that the battery modules further include tie down screw, and the tie down screw runs through the company Hole is connected, the tie down screw passes through battery modules described in screw locking.

Further, the battery modules include battery core, and the battery core is placed in the bracket, and the battery core is provided with The tab of right angle bending.

Further, the battery modules include connecting copper bar, the connecting copper bar and the tab welding.

Further, the battery modules further include the collection plate in the connecting copper bar.

Further, the collection plate is fixedly arranged on the connecting copper bar by screw.

The utility model has the beneficial effects that providing a kind of battery modules, which includes the branch for fixing battery core Frame, two side covers and top cover, one of side cover, multiple brackets, another side cover are sequentially overlapped arrangement, which includes frame master Body and flanging set on the chassis body side, flanging are formed along the direction outward bending perpendicular to chassis body, flanging On be provided with integrally formed handle, so as to form handle can not only have sufficiently large section, sustain battery modules Weight, and it is not easily to fall off during long-distance transport, it is greatly convenient that the carrying of battery modules is provided, and ensure that battery Safety in mould group handling process, in addition the integrated molding handle manufacturing process on this side cover is simple, can efficient application in The automated production of battery modules.

Detailed description of the invention

Fig. 1 is the utility model soft-package battery mould group composite structural diagram.

Fig. 2 is the mutually matched one embodiment structure chart of the utility model bracket male and female seam allowance.

Fig. 3 is one embodiment structure chart of the utility model internal stent battery core wall.

Fig. 4 is one embodiment structure chart of the utility model side cover handle.

Fig. 5 is one embodiment structure chart of the utility model locking device.

Fig. 6 is the front elevation and side view of the utility model tie down screw.

Fig. 7 is one embodiment structure chart of the utility model soft pack cell.

Fig. 8 is one embodiment structure chart of the utility model racks combination.

Fig. 9 is first example structure figure of the utility model connecting copper bar.

Figure 10 is one embodiment structure chart of the utility model collection plate.

Figure 11 is first example structure figure of the utility model soft-package battery mould group.

Figure 12 is the structure chart of second embodiment of the utility model connecting copper bar.

Figure 13 is second example structure figure of the utility model soft-package battery mould group.

Figure 14 is one embodiment structure chart of the utility model top cover.

Specific embodiment

In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, with reference to the accompanying drawing and specifically Invention is further described in detail for embodiment.It should be appreciated that specific embodiment described herein is only used to explain this Invention, is not intended to limit the present invention.

The utility model soft-package battery mould group composite structural diagram is illustrated referring specifically to Fig. 1, Fig. 1.The soft-package battery mould Group includes bracket, and bracket includes first support 1 and second support 2, and there are three types of form, the first forms first for the cooperation of bracket Frame 1 can cooperate with first support 1, and second of form first support 1 can cooperate with second support 2, the third Form second support 2 can cooperate with second support 2.Internal stent forms at least one 3 accommodating cavity of battery core, and Fig. 1 is formed Three battery core accommodating cavities, can place three battery cores 3, these three battery cores 3 form battery assembly module, bracket and battery assembly module It is successively staggeredly stacked, side cover 4 and side cover 5 are set to bracket and battery assembly module two sides, and the upper and lower side frame of first support 1 is equipped with logical Hole 19, second support 2 upper and lower side frame be equipped with through-hole 29 and side cover 4 and the upper and lower side frame of side cover 5 is equipped with through-hole 49 and through-hole 59 Reciprocal correspondence forms soft-package battery mould group through-hole 9, and male seam allowance 9C1 and female seam allowance 9C2, tie down screw 6 is arranged in 9 both ends of through-hole Through through-hole 9, last both ends pass through screw locking soft-package battery mould group.It is arranged one inside Fig. 1 first support 1 and second support 2 Sample illustrates with regard to first support 1 here, includes that the first support bar 11 and the second support bar 12 can be used for inside first support 1 Battery assembly module is supported, prevents battery assembly module from swaying forwards and backwards, the first support bar 11 and the second support bar 12 divide first support 1 At front and back sides, there is the third parting bead 15 being fixed on the first support bar 11 and the second support bar 12 in the front of first support 1, The reverse side of bracket 1 has the first parting bead 13 being fixed on 1 upper side edge of bracket and the first support bar 11 and is fixed on 1 downside of bracket The second parting bead 14 on side and the second support bar 12, the first parting bead 13, the second parting bead 14 and third parting bead 15 are C-shaped.First First hollow out 16 of 13 position of the first parting bead of correspondence of the left and right side frame setting of bracket 1 corresponds to the second of 14 position of the second parting bead Existing gap between hollow out 17 and the corresponding cavity of the third hollow out 18 of corresponding 15 position of third parting bead and cavity.

It cooperates one embodiment minor structure figure referring to FIG. 2, Fig. 2 illustrates this utility bracket male and female seam allowance.It is described Through-hole 9 is regular hexagon, and 19 both ends of through-hole of first support 1 are respectively set male seam allowance 19C1 and female seam allowance 19C2, second Male seam allowance 29C1 and female seam allowance 29C2 is respectively set in 29 both ends of through-hole of frame 2, and the public seam allowance 19C1 of first support 1 can be just The female seam allowance 29C2 for snap-fiting into second support 2, is properly latched in first support 1 and second support 2 together.

Referring to Fig. 3, Fig. 3 illustrates the one embodiment at the inside battery core interval of bracket.The lower end of first parting bead 13 It leans with two ends of the third parting bead 25 of the upper end and second support 2 of the second parting bead 14, so that first support 1 and Two brackets 2 form firm battery core accommodating cavity.

The setting of the utility model internal stent can effectively prevent the shaking of battery core all around, effectively fix battery core, First hollow out 16 of 13 position of the first parting bead of correspondence of the left and right side frame setting of first support 1 corresponds to 14 position of the second parting bead Existing gap between second hollow out 17 and the corresponding cavity of the third hollow out 18 of corresponding 15 position of third parting bead and cavity, so that branch Frame air permeability is good, while saving bracket materials, which is conducive to the heat dissipation and mitigation of battery modules into after battery modules The weight of battery modules is conducive to the transport and long-time service of battery modules.

Referring to Fig. 4, being one embodiment structure chart that the utility model Fig. 4 is the utility model side cover handle.Simultaneously Side cover is illustrated refering to fig. 1, side cover 4 include Right Border 41, flanging 42, handle 43, through-hole 49,44 at the top of upper side edge With the third screw hole 441 for being located at the top of upper side edge 44, there are flangings to the integrated molding of the positive face right angle of side cover 4 for right edge 41 42, flanging 42 broadens Right Border 41, on the right side of right edge 41 and flanging 42 on integrally formed with handle 43.4 upper side frame of side cover Top 44 further includes third screw hole 441, and third screw hole 441 is corresponding with the 4th screw hole on top cover 12.Please refer to Figure 14, Figure 14 The structure chart of one embodiment of the utility model top cover is illustrated, top cover 12 includes the third screw hole 121 of top cover border side, with Third screw hole 441 on side cover 4 is corresponding, and top cover 12 is fixed at the top of side cover finally by screw.

Right Border 41 on the side cover 4 of the battery modules of the utility model to vertical 4 face side of the side cover one at Type reserves a flanging 42, and integrally formed handle 43 is provided on flanging 42 and Right Border 41, so as to form handle not Can only there be sufficiently large section, the weight of battery modules be sustained, and not easily to fall off during long-distance transport, for battery It is greatly convenient that the carrying of mould group provides, and the integrated molding handle manufacturing process on this side cover 4 is simple, manufacturing process letter It is single, can efficient application in the automated production of battery modules.

Fig. 5 and Fig. 6 are please referred to, Fig. 5 is one embodiment structure chart of the utility model locking device, and Fig. 6 is that this is practical The front elevation and side view of locking screw rod.Locking device includes tie down screw 6, interior hexagonal pan-headed screw 7 and interior hexagonal circle Column cap screw 8,6 one end of tie down screw are equipped with the first thread groove, and the other end is equipped with the second thread groove, interior 7 He of hexagonal pan-headed screw Interior hexagonal cylindrical head screw 8 includes gasket, and tie down screw 6 is the positive hexagonal screw rod to match with through-hole 9, and tie down screw 6 is through logical Hole 9, the interior hexagonal pan-headed screw 7 in 6 one end of tie down screw, the other end lock entire Soft Roll with interior hexagonal cylindrical head screw 8 later Battery modules.

The locking device of the utility model runs through the regular hexagon through-hole 9 of corresponding battery modules by positive hexagonal screw rod 6, most The battery modules are locked with hexagon socket head cap screw in both ends afterwards, and positive hexagonal screw rod is not easy to roll during transportation, both ends locking Mode can reinforce locking device to the fastening effect of mould group, and in addition hexagon socket head cap screw can facilitate screw-in and the back-out of screw, The gasket of screw can also further strengthen the locking of screw, and one end is locked using interior hexagonal cylindrical head screw 8, and other end uses The mode that interior hexagonal pan-headed screw 7 is locked can also be that the positive and negative anodes of instruction battery modules are provided in battery modules assembling process.

Referring to Fig. 7, Fig. 7 illustrates battery core one embodiment structure chart of the utility model.Right angle is provided in battery core 3 The tab 31 of bending, tab 31 can be welded on the connecting copper bar 10 for being placed in cradle top by the pad of connecting copper bar 10 On.

The difference of the first support 1 and second support 2 of the utility model is cradle top, referring to Fig. 1, first support 1 top 10 keeps away a hole B1 and second equipped with the first limited post A1, first and keeps away a hole B2, and the first limited post A1 is for being connected in parallel copper The positioning of the position of row, 2 top 20 of second support includes that the second limited post A2 and second keeps away a hole B2, and the second limited post A2 is used for The positioning of the position of copper bar is connected in series, passes through the first limit hole and the second limit hole in matching connecting copper bar 10.First The bracket that frame 1 and second support 2 are freely combined allows cradle top there are many setting, and this set defines connecting copper bar 10 in the position of cradle top.

Referring to Fig. 8, Fig. 8 is one embodiment structure chart of the utility model bracket.This soft-package battery mould group includes 19 A first support 1 and 4 second support 2, successively two second supports 2, five of first support 1, one of bracket from the inside to surface The second support 2, five first support 1, one second of first support 1, one of second support 2, five of first support 1, one Frame 2 and two first supports 1, first support 1 and 2 heap poststack of second support form bracket, and internal stent accommodates battery core 3.

Fig. 9 is first example structure figure of the utility model connecting copper bar, and the connecting copper bar of Fig. 9 is for Fig. 8 Bracket setting, a soft-package battery mould group first embodiment of Figure 11 is eventually formed, Figure 11 is the utility model soft-package battery First example structure figure of mould group；Figure 12 is second example structure figure of the utility model connecting copper bar, and collocation is special Fixed bracket eventually forms a soft-package battery mould group second embodiment of Figure 11, and Figure 13 is the utility model soft-package battery mould Second example structure figure of group.

The connecting copper bar of Fig. 9 and Figure 12 are please referred to, connecting copper bar 10 includes that copper bar 101 is connected in series and is connected in parallel copper bar 101, it is connected in parallel the centre that copper bar 101 is set to cradle top, being connected in parallel copper bar 101 includes the first pad e1 and battery core Tab 3 welds, and is connected in parallel copper bar 101 includes the first limit hole a1 and the first screw hole b1, the first limit hole a1 and bracket the The first limited post A1 on one bracket 1 is corresponding, defines and is connected in parallel copper bar 101 in the position of cradle top, the first screw hole It is corresponding that b1 with first in the first support 1 of bracket keeps away a hole B1；The left and right that copper bar 101 is set to cradle top is connected in series Two sides, it includes that the second pad e2 and cell polar ear 3 weld that copper bar 101, which is connected in series, and it includes the second limit that copper bar 101, which is connected in series, Position hole a2 and the second screw hole b2, the second limit hole a2 is corresponding with the second limited post A2 in the second support 2 of bracket, defines Copper bar 101 is connected in series in the position of cradle top, the in the first support 1 and second support 2 of the second screw hole b2 and bracket Two to keep away a hole B2 corresponding, and it includes connecting copper bar 101A, connecting copper bar 101B and connecting copper bar 101C that copper bar 101, which is connected in series,.

Referring to FIG. 10, Figure 10 is one embodiment structure chart of the utility model collection plate.It include the on collection plate 11 Five screw hole b3 and the 6th screw hole b4, the 5th screw hole b3, the first screw hole b1 and first keep away a hole B1 and are screwed, the 6th screw hole B4, the second screw hole b2 and second keep away a hole B2 and are screwed.Collection plate 11 is for being fixed on connecting copper bar 10, for adopting Current collection cell voltage, electric current, temperature parameter.

Figure 11 illustrates the structure chart of one embodiment of the utility model soft-package battery mould group, and Figure 11 includes Fig. 9's The bracket of connecting copper bar 10 and Fig. 8 specifically includes 19 first supports, 1,4 second support 2 and 72 battery core 3 of Fig. 8, from inner To outer bracket successively two first supports of second support 2, five of first support 1, one, 1, second support 2, five Three of one 1, one, the bracket first support 1, one of second support 2, five second support 2 and two first supports 1 and Fig. 9 Series connection copper bar 101A, a series connection copper bar 101B, a series connection copper bar 101C and eight are connected in parallel copper bar 101 form " three parallel connections 12 are connected " of soft-package battery mould group, it can be seen that the longitudinal series connection copper bar 101A in the left side can So that the battery core under 6 the first pad e1 is together in series, the left side is longitudinal, and there are two connecting copper bar 101A, then have two group of six series connection Battery core；The longitudinally connected copper bar 1041 that copper bar 101B and 101C are connected in series on the longitudinal direction of the right can make three 3 first respectively Battery core under pad e1 is together in series, and longitudinally there is a series connection copper bar 101A on the right, copper bar 101B and string is connected in series Join connecting copper bar 101C, then has two group of three series connection battery core and one group of six series connection battery core；The intermediate transverse direction for being connected in parallel copper bar 101 Second pad e2 can make the battery core under two lateral the second pad e2 be together in series, and be connected in parallel the vertical of copper bar 101 To that can be together in parallel with concatenated battery core under three the second pad of transverse direction e2, " three parallel connections of soft-package battery mould group are consequently formed With 12 series connection ".

Similarly, second example structure figure that Figure 13 is the utility model soft-package battery mould group is please referred to.Figure 11 includes The connecting copper bar 10 of Figure 12 specifically includes a series connection copper bar 102A, the ten series connection copper bar 102B, one of Figure 12 Copper bar 102C is connected in series and 24 are connected in parallel copper bar 101, cooperates bracket, the setting of bracket specifically includes 12 first Bracket 1 and 11 second support 2, bracket from the inside to surface successively replace extremely according to next first support 1 and a second support 2 " 36 series connection " of battery is formed until the last one first support 1.

The soft-package battery mould group first embodiment and second embodiment of the utility model, which can be seen that, is keeping battery bracket In the case that 23 quantity of total quantity is constant, that is, in the case where ensure that the volume size of battery modules is constant, change first support 1 With the quantity of second support 2 and put in order, mating corresponding connecting copper bar 10 can arbitrarily change entire battery modules battery core It is series-parallel, in addition the total quantity of bracket, which also can according to need, changes, with this as needed change battery core quantity, appoint Meaning independent assortment first support 1, the quantity and setting of second support 2 and battery core 3, change battery modules voltage and electricity as needed Hold size and is more advantageous to the automated production of battery modules so that the versatility of soft-package battery mould group is stronger.

Claims (8)

1. a kind of battery modules, which is characterized in that the battery modules include for fixing the bracket of battery core, two side covers and top Lid, one of side cover, multiple brackets, another side cover are sequentially overlapped arrangement, and the side cover includes chassis body and set on institute The flanging of chassis body side is stated, the flanging is formed along the direction outward bending perpendicular to the chassis body, the flanging On be provided with integrally formed handle, by screw connection, the top of the side cover is arranged for the top cover and described two side covers Have a third screw hole, the frame of the top cover is equipped with fourth screw hole opposite with the third screw hole, the third screw hole with it is described 4th screw hole passes through screw connection.

2. battery modules as described in claim 1, which is characterized in that the bracket and the side cover upper and lower side frame are equipped with opposite Through-hole.

3. battery modules as claimed in claim 2, which is characterized in that the through-hole both ends of the bracket are equipped with mutually matched public affairs and stop Mouthful and female seam allowance, the through-hole, which passes sequentially through the male seam allowance and connects to be formed with mother's seam allowance, extends transversely through the battery modules Connection through-hole.

4. battery modules as claimed in claim 3, which is characterized in that the battery modules further include tie down screw, the locking Screw rod runs through the connection through-hole, and the tie down screw passes through battery modules described in screw locking.

5. the battery modules as described in claim 1-4 is any, which is characterized in that the battery modules include battery core, the battery core It is placed in the bracket, the battery core is provided with the tab of right angle bending.

6. battery modules as claimed in claim 5, which is characterized in that the battery modules include connecting copper bar, the connection copper Row and the tab welding.

7. battery modules as claimed in claim 6, which is characterized in that the battery modules further include being set in the connecting copper bar Collection plate.

8. battery modules as claimed in claim 7, which is characterized in that the collection plate is fixedly arranged on the connection copper by screw Row.