CN209675421U - Battery modules and vehicle with it - Google Patents

Abstract

The utility model discloses a kind of battery modules and with its vehicle, the battery modules include opposite the first side wall face and second side wall surface, the battery modules include the first exit and the second exit, first exit is set to the first side wall face, second exit is set to second side wall surface, the battery modules include multiple single batteries, one of electrode of one of single battery is configured to first exit, and one of electrode of single battery described in another one is configured to second exit.According to the battery modules of the utility model embodiment, the first exit and the second exit that battery modules have lead direction different facilitate connection, while avoiding using too long connection sheet, and components are reduced, and security performance is higher.

Description

Battery modules and vehicle with it

Technical field

The utility model relates to battery modules technical fields, more particularly, to a kind of battery modules and with its vehicle.

Background technique

In the related technology, battery modules are composed in series by multiple single batteries, anode and the cathode of each battery unit Pole is placed on ipsilateral, and when multiple battery units are electrically connected to form mould group, the anode and cathode of battery modules are all ipsilateral extractions, And current power battery is limited due to space and position, in the case where limiting battery unit quantity, it is desirable to realize electricity The multi-direction extraction of Chi Mo group.When total anode of user demand battery modules and total cathode are in not ipsilateral extraction, this field is used It is connect with a copper bar with total anode or total cathode, and is drawn from total anode of battery modules side opposite with total cathode, namely One long electrical connection copper bar is set in battery modules and goes out direction as shown in Figure 7 and Figure 8 to change the conductance of battery modules. But such one long electrical connection copper bar can bring following disadvantage: increasing battery modules components, increase design, use cost.

Utility model content

The utility model aims to solve at least one of the technical problems existing in the prior art.

For this purpose, a purpose of the utility model first aspect embodiment is to propose a kind of battery modules, the battery mould The security performance of group is higher.

One purpose of the utility model second aspect embodiment is to propose a kind of battery modules, the peace of the battery modules Full performance is higher.

One purpose of the utility model third aspect embodiment is to propose a kind of vehicle, which has above-mentioned electricity Chi Mo group.

According to the battery modules of the utility model first aspect embodiment, the battery modules include opposite the first side wall Face and second side wall surface, the battery modules include the first exit and the second exit, and first exit is set to described The first side wall face, the second exit are set to second side wall surface, and the battery modules include multiple single batteries, multiple monomers Battery include the first battery unit and the second battery unit, first battery unit be it is multiple, first battery unit Electrode is set to the first side wall face, and one of electrode of multiple first battery units is configured to described first Exit, second battery unit include two electrodes, and one of electrode is set to the first side wall face, another one Set on second side wall surface and it is configured to second exit.

According to the battery modules of the utility model embodiment, the first side wall face of battery modules has the first exit, with The opposite second sidewall face in the first side wall face has the second exit, and the first exit and the second exit are respectively arranged on different On single battery, the first exit and the second exit that battery modules have lead direction different facilitate connection, keep away simultaneously Exempt from using too long electrical connection copper bar, components are reduced, and security performance is higher.

In addition, can also have following technical characteristic according to the battery modules of the utility model embodiment:

In some embodiments of the utility model, the first side wall face and second side wall surface are opposite.

In some embodiments of the utility model, orthographic projection and institute of second exit in the first side wall face The first exit is stated not to be overlapped.

In some embodiments of the utility model, second battery unit is odd number.

In some embodiments of the utility model, first battery unit of two of arbitrary neighborhood passes through conductive connection Part electrical connection, one end of the conducting connecting part are electrically connected with the anode of first battery unit, the conductive connection The other end of part is electrically connected with the cathode of the first battery unit described in another；Described adjacent with second battery unit One battery unit and second battery unit are electrically connected by the conducting connecting part.

In some embodiments of the utility model, multiple first battery unit arranged stackeds, and second electricity Pool unit and the adjacent first battery unit arranged stacked.

In some embodiments of the utility model, second battery unit is one, multiple first battery lists With second battery cells in series after member series connection, one of electrode of second battery unit is for cathode and set on described The first side wall face, multiple first battery units and second battery unit are arranged along direction from left to right, and multiple From left to right number consecutively is 1,2,3,4 to N to first battery unit, the cathode for first battery unit that number is 1 It is configured to first exit, the first battery list that the anode for first battery unit that number is 1 is 2 with number The cathode of member is connected, and the anode for first battery unit that number is N is with second battery unit set on described first Cathode in side wall surface is connected, first battery that the cathode and number for first battery unit that number is N are N-1 The anode of unit is connected, and numbers in first battery unit in (1, N) section, the first battery list that number is M The anode of member is connected with the cathode of first battery unit for being M+1 is numbered, wherein 1 < M < N, number are described the of M The cathode of one battery unit is connected with the anode for first battery unit that number is M-1, and second battery unit is set Second exit, the first side wall face and second side wall surface phase are configured in the anode on second side wall surface It is right.

In some embodiments of the utility model, first exit is cathode, and second exit is anode.

In some embodiments of the utility model, the single battery includes battery core, the first connecting column, the second connecting column And shell, the battery core are disposed in the housing, first connecting column runs through the shell, and the second connecting column runs through the shell Body, the battery core are equipped with first tab and second tab, and first tab is connect with first connecting column, Second tab is connect with second connecting column.

In some embodiments of the utility model, first connecting column and first tab welding.

In some embodiments of the utility model, second connecting column and second tab welding.

According to the battery modules of the utility model second aspect embodiment, comprising: battery pack, the battery pack include first Side wall, second sidewall and third side wall, the first side wall and the second sidewall are opposite, and the battery pack includes being sequentially connected Multiple first battery units, each first battery unit all have first anode and the first cathode, it is described first anode and institute It states the first cathode and is set to the first side wall；Second battery unit, second battery unit are set to the third side wall, institute Stating the second battery unit includes the second anode and the second cathode, and one in second anode and second cathode is set to institute The plane where the first side wall is stated, another is set to the plane where the second sidewall.

According to the battery modules of the utility model embodiment, the first anode of the first battery unit of any of battery pack Be set to the first side wall with the first cathode, the second battery unit has opposite the second anode and the second cathode, the first anode and Second cathode is opposite or the first cathode with the second anode relatively, the first exit 103 and the second exit are respectively in phase as a result, Pair the first side wall and second sidewall draw, facilitate connection, can also to avoid using too long electrical connection copper bar, components compared with Few, security performance is higher.

According to the vehicle of the utility model third aspect embodiment, including above-mentioned battery modules.According to the utility model The vehicle of embodiment, easy to connect, security performance is higher.

The additional aspect and advantage of the utility model will be set forth in part in the description, partially will be from following description In become obvious, or recognized by the practice of the utility model.

Detailed description of the invention

The above-mentioned and/or additional aspect and advantage of the utility model from the description of the embodiment in conjunction with the following figures will Become obvious and be readily appreciated that, in which:

Fig. 1 is the structural schematic diagram according to the battery modules of the utility model one embodiment；

Fig. 2 is the perspective view according to the battery modules of the utility model one embodiment；

Fig. 3 is the right view of battery modules in Fig. 2；

Fig. 4 is the left view of battery modules in Fig. 2；

Fig. 5 is the main view of battery modules in Fig. 2；

Fig. 6 is the top view of battery modules in Fig. 2；

Fig. 7 is the perspective view of battery modules in the related technology；

Fig. 8 is the main view of battery modules in the related technology.

Appended drawing reference:

Battery modules 100, the first side wall face 101, second side wall surface 102, the first exit 103, the second exit 104,

Battery pack 1, the first side wall 1001, second sidewall 1002, third side wall 1003, single battery 10, the first battery list Member 11, the first anode 111, the first cathode 112, the second battery unit 12, the second anode 121, the second cathode 122, connection sheet 13, conducting connecting part 20.

Specific embodiment

The embodiments of the present invention are described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng The embodiment for examining attached drawing description is exemplary, and is only used for explaining the utility model, and should not be understood as to the utility model Limitation.

Battery modules, it is limited due to space and position, in the case where limiting battery unit quantity, it is desirable to realize electricity The multi-direction extraction of Chi Mo group.And the technical solution of the multi-direction extraction of existing battery modules is as shown in Figure 6 and Figure 7, battery mould Group is made of multiple battery cells in series, each battery unit anode and cathode pole be placed on it is ipsilateral, in order to meet battery The total anode and total cathode of mould group battery modules not ipsilateral extraction, using electrical connection copper bar as shown in Figure 6 and Figure 7 and electricity Total anode of Chi Mo group or total cathode electrical connection, and drawn from total anode of battery modules side opposite with total cathode, it is convenient for Battery modules are electrically connected with other other circuit elements.

But the application utility model people has found in actual use, and there are following technologies to ask for existing structure design Topic: firstly, the length of electrical connection copper bar is longer as shown in Figure 7 and Figure 8, surface area is larger, increases space occupancy, and battery Space in system is limited, is electrically connected the design of copper bar, undoubtedly increases arrangement difficulty and use cost；Secondly, electrical connection copper Arrange exposed on the outside of battery unit, unprotect device or protective device are easy to fall off in transport and use process, increase electric leakage Risk, security risk is higher；When electric current passes through connection sheet, high current passes through electrical connection copper bar, current discharge, heating electricity Pond, electrical connection copper bar are set to battery surface, will increase internal temperature of battery, and aggravation cell degradation influence battery uses the longevity Life, is also easy to produce explosion on fire, brings danger to user.

In order to solve at least one above-mentioned technical problem, the application provides following technical scheme, retouches below with reference to Fig. 1-Fig. 6 State the battery modules 100 according to the utility model embodiment.

Specifically, battery modules 100 include opposite the first side wall face as shown in Fig. 1 combination Fig. 2 and Fig. 4 and Fig. 5 101 and second side wall surface 102, battery modules 100 include opposite the first exit 103 and the second exit 104 of electrode, and first Exit 103 is set to the first side wall face 101, and the second exit 104 is set to second side wall surface 102.

Specifically, the first side wall face 101 and second side wall surface 102 are opposite, 103 He of the first exit of battery modules 100 Second exit 104 is respectively arranged on opposite the first side wall face 101 and second side wall surface 102, wherein battery modules 100 A positive exit for battery modules 100 in first exit 103 and the second exit 104, another is battery mould The cathode exit of group 100.In other words, the first exit 103 of battery modules 100 and the second exit 104 and other circuits Element electrical connection.The first exit 103 and the second exit 104 of the battery modules 100 of the application are set to battery modules as a result, 100 different lateral face avoids the first exit and the second exit from drawing in same direction, so that the battery modules of the application 100 can satisfy different connection requirements.

First exit and the second exit correspond to the total anode and total cathode of battery modules, for connecting other circuit elements Part, for example, the first exit corresponds to total anode of battery modules, the second exit corresponds to total cathode of battery modules；Alternatively, the One exit corresponds to total cathode of battery modules, and the second exit corresponds to total anode of battery modules.

Battery modules provided by the present application eliminate electrical connection copper bar, and the first exit 103 and second is drawn at the same time It draws in the different lateral face of battery modules 100 (that is, the total anode and total cathode that meet battery modules are in battery mould at end 104 The different directions of group are drawn), it is electrically connected the cancellation of copper bar, has saved space, reduces cost, while passing through electricity there is no high current Connecting copper bar improves the security performance of battery modules.

Further it will be understood that if the first exit 103 is set to the same of battery modules 100 with the second exit 104 Side, when battery modules 100 are electrically connected with other circuit elements, conducting wire is set to the same direction of battery modules 100, between conducting wire It is easy to happen and obscures, it is also possible to which there is a situation where short circuits, and there are security risks.The first exit 103 of the application and second draws Outlet 104 is set to the different lateral face of battery modules 100, so that route is regular, security performance is higher.

Further, shown in as shown in Figure 1, Figure 2, Fig. 3, Fig. 4 and Fig. 6, battery modules 100 include multiple single batteries 10, In one of electrode of a single battery 10 be configured to the first exit 103, another one single battery 10 its In an electrode be configured to the second exit 104.Namely first exit 103 be one of single battery 10 electrode, Second exit 104 is the electrode of another single battery 10, is electrically connected between multiple single batteries 10.

The first exit 103 and the second exit 104 in the application are electrode, and no setting is required is electrically connected copper bar So that battery modules 100 have the exit set on different directions, the components of obtained battery modules 100 are less, structure letter Single, cost is relatively low, and the space occupied is less, will not internal temperature of battery be increased, security performance is also ensured.

As a result, according to the battery modules of the utility model embodiment 100, the first side wall face 101 of battery modules 100 has First exit 103, second side wall surface 102 opposite with the first side wall face 101 have the second exit 104, the first exit 103 and second exit 104 be respectively arranged on different single batteries 10, battery modules 100 have different the of lead direction One exit 103 and the second exit 104, facilitate connection, while avoiding using too long electrical connection copper bar, and components subtract It is few, and security performance is higher.

In the related art, battery modules are usually made of multiple first battery units, and the bilateral that cannot achieve electrode draws Out, great inconvenience is brought to the installation of circuit.It is understood that under conditions of installation space is certain, such as this peace Dress space can only install odd number single battery, and the application is only needed a replacement in original multiple first battery units It ensure that and original battery for the second battery unit in this way, the assembling of battery modules and molding procedure are little with difference The consistency of mould group, advantageously reduces cost.

Certainly, above-described embodiment is only illustrative, and can not be interpreted as the limitation to scope of protection of the utility model, example Such as, the first side wall face 101 of the application and second side wall surface 102 can be not opposite, specifically, the second sidewall in the application Face 102 is with the week in the first side wall face 101 along being connected, and in other words, second side wall surface 102 is set to the side in the first side wall face 101, First exit 103 is set to the first side wall face 101, and the second exit 104 is set to second side wall surface 102.First exit as a result, 103 and second exit 104 position it is changeable, be adapted to different installation environments.

In some embodiments, as shown in fig. 6, orthographic projection of second exit 104 in the first side wall face 101 is drawn with first End 103 is not overlapped.That is, on the direction of the orthographic projection in the first side wall face 101, the first exit 103 and the second exit 104 It is staggered, battery modules 100 is facilitated to adapt to different installation environments as a result,.For example, in the orthographic projection of first side, the The projection of one exit 103 is close to the upper end on perspective plane, the lower end on the close perspective plane of the projection of the second exit 104.

In one specific embodiment, as depicted in figs. 1 and 2, battery modules 100 include the single battery of multiple arranged stackeds 10, the first exit 103 is set on a single battery 10 of battery modules 100, and the second exit 104 is set to battery mould On 100 another single battery 10 of group, specifically, the single battery where the first exit 103 is far from second exit Single battery where 104, and the first exit 103 and the second exit 104 are set to the different lateral face of battery modules 100 On.

In some embodiments, as depicted in figs. 1 and 2, multiple single batteries 10 include the first battery unit 11 and the second electricity Pool unit 12, the first battery unit 11 be it is multiple, the electrode of the first battery unit 11 is set to the first side wall face 101, and multiple One of electrode of first battery unit 11 is configured to the first exit 103.Multiple first battery units 11 are electrically connected, Wherein, each first battery unit 11 is containing the first anode and the first cathode, and the first anode and the first cathode are set to first Side wall surface 101, the first of the first cathode of one of them the first battery unit 11 first battery unit 11 adjacent thereto Anode electrical connection, and the first cathode electrical connection of the first positive first battery unit 11 adjacent with another, the first exit 103 be the first anode of one of them the first battery unit 11 or the first cathode.For example, the first exit 103 is first First anode of battery unit 11, the first of the first cathode of first battery unit 11 first battery unit 11 adjacent thereto Anode electrical connection, it is preferable that the first exit 103 is set to the outermost of battery modules 100, and multiple first battery units 11 are laminated And be sequentially connected in series, thus, it is possible to avoid the route of multiple first battery units 11 chaotic, shorten connection two neighboring first The length of first anode and the connection sheet of the first cathode of battery unit 11, saves material, also can be convenient connection.

Wherein, as shown in Fig. 1 and Fig. 2 and Fig. 3 and Fig. 4, Fig. 5, the second battery unit 12 is one and the second battery unit 12 include two electrodes, one of electrode be set to the first side wall face 101, another one be set to second side wall surface 102 and by It is configured to the second exit 104.Namely second battery unit 12 second anode with the second cathode be respectively arranged on battery modules 100 Different lateral face, for example, the second battery unit 12 second anode be set to the first side wall face 101, the second battery unit 12 Second cathode be set to second side wall surface 102, alternatively, the second cathode of the second battery unit 12 be set to the first side wall face 101, second Second anode of battery unit 12 is set to second side wall surface 102.In addition, it is necessary to which explanation, the first exit 103 draw with second For the polarity of outlet 104 on the contrary, for example, the first exit 103 is anode, the second exit 104 is cathode or the first exit 103 be cathode, and the second exit 104 is anode.

In one specific embodiment, battery modules 100 include multiple the first battery units for stacking gradually and being connected in series 11 and second battery unit 12, the stacking and series connection of the second battery unit 12 and the first battery unit 11, first draws Outlet 103 is set to the first battery unit 11 and to be positive, and the second exit 104 is set to the second battery unit 12 and is cathode, tool Body, the second battery unit is far from the first battery unit 11 where first exit 103, by 103 He of the first exit Second exit 104 is set to the opposite different lateral face of battery modules 100.Using multiple first battery units and one second electricity Pool unit cooperation: multiple first battery units are all ipsilateral bipolar electrodes, from the point of view of battery structure, preparation process, charge and discharge etc., Battery consistency is good；Again with the unilateral bipolar electrode of unification, while guaranteeing consistency to the full extent, realize that battery modules are more Direction is drawn, and is omitted electrical connection copper bar, is reduced cost, realize lightweight and densification, improves safety, convenient for battery modules with Other circuit element electrical connections.

Certainly, in order to which the first exit 103 for realizing battery modules 100 and the second exit 104 are set to different side walls Face may also set up first battery unit 11, and the second battery unit of odd number 12 be arranged；Or multiple first electricity of setting Pool unit 11, and the second battery unit of odd number 12 is set.Namely first battery unit 11 number do not do it is limited, wherein When the number of second battery unit 12 is the odd number greater than one, the second battery unit of odd number 12 can stack gradually arrangement can also With 11 interlaced arrangement of the first battery unit.It, can be by the first exit 103 and the second exit respectively in battery modules by upper 100 the first side wall face 101 and second side wall surface 102 are drawn.

In some embodiments, as shown in figure 3, two the first battery units 11 of arbitrary neighborhood pass through conducting connecting part 20 Electrical connection, one end of conducting connecting part 20 are electrically connected with the first anode of first battery unit 11, conducting connecting part 20 The other end is electrically connected with the first cathode of the first battery unit 11, first battery unit adjacent with the second battery unit and second Battery unit is electrically connected by conducting connecting part.First battery unit and the second battery unit are single battery, namely any Two adjacent single batteries are electrically connected by conducting connecting part, and conducting connecting part is positive, another with one of single battery The cathode of one single battery is electrically connected.Thus, it is possible to which multiple single batteries are connected in series, battery modules 100 are improved Output voltage.Preferably, conducting connecting part 20 connects two adjacent the first battery units 11, as a result, conducting connecting part 20 length is shorter, facilitates connection, but also the structure of battery modules 100 understands.In addition, the second battery unit is one, the One battery unit the second battery unit adjacent thereto is connected also by conducting connecting part, wherein one end of conducting connecting part connects The anode of one of them the first battery unit is connect, the other end of conducting connecting part connects the cathode of the second battery unit, alternatively, leading One end of electrical connector connects the cathode of one of them the first battery unit, and the other end of conducting connecting part connects the second battery list The anode of member.Certainly, the second battery unit also may be greater than one odd number, and two the second battery units of arbitrary neighborhood pass through Conducting connecting part is connected.

In one specific example, multiple first battery unit arranged stackeds, the second battery unit and adjacent first battery list Member electrical connection and arranged stacked.Multiple first battery units and a second battery unit arranged stacked, multiple single batteries Electrode is set to the first side wall face, and two electrodes of the second battery unit are respectively arranged on the first side wall face and second side wall surface, and Electrode on second side wall surface is configured to the second exit, as a result, the first exit of battery modules and second Exit is located at the first side wall face and second side wall surface, so that battery modules is compact-sized.

Certainly, multiple first battery units 11 are also possible to be connected in parallel, for example, one end of conducting connecting part 20 and one First anode electrical connection of the first battery unit 11, the of the other end of conducting connecting part and another the first battery unit 11 Multiple first battery units 11 are connected in parallel by one anode electrical connection as a result, and the capacitor of battery modules 100 can be improved, namely Improve the charge capacity of battery modules 100.Second battery unit is one, after multiple first battery units in parallel with the second battery list Member is connected in series.

In some embodiments, as shown in Fig. 1 and Fig. 2 and Fig. 3 and Fig. 4, the first exit 103 is cathode, and second draws End 104 is anode.Certainly, above-described embodiment is only illustrative, and can not be interpreted as the limit to scope of protection of the utility model System, for example, it is also possible to be the first exit 103 for anode, the second exit 104 is cathode.

First exit 103 and a connection sheet 107, the second exit 104 are connect with another connection sheet 13, as a result, By the way that connection sheet 13 is arranged, it can be convenient and be electrically connected conducting wire with the first exit 103 and the second exit 104.

In one specific embodiment, the second battery unit is one, after multiple first battery cells in series with the second battery Unit series connection, one of electrode of the second battery unit be cathode and be set to the first side wall face, multiple first battery units and Second battery unit is arranged along the direction of from left to right (wherein, left and right directions is as shown in Figure 1, Figure 2 and Figure 3), and multiple first From left to right number consecutively is 1,2,3,4 to N to battery unit, and the cathode for the first battery unit that number is 1 is configured to first and draws Outlet, the anode for the first battery unit that number is 1 are connected with the cathode of the first battery unit for being 2 is numbered, and number is the of N The anode of one battery unit is connected with the cathode of the second battery unit being set on the first side wall face, the first battery that number is N The cathode of unit is connected with the anode for the first battery unit that number is N-1, numbers the first battery unit in (1, N) section In, the anode for the first battery unit that number is M is connected with the cathode for numbering the first battery unit for being M+1, and number is M's The cathode of first battery unit is connected with the anode for the first battery unit that number is M-1, and the second battery unit is set to second Anode in side wall surface is configured to the second exit, and the first side wall face and second side wall surface are opposite.

In some specific embodiments, single battery 10 (does not show including battery core (not shown), the first connecting column in figure Out), the second connecting column (not shown) and shell (not shown), the battery core are contained in the shell, and described One connecting column runs through the shell, and second connecting column runs through the shell, and the battery core is equipped with the first tab (in figure not Show) and the second tab (not shown), first tab connect with first connecting column, second tab and institute State the connection of the second connecting column.First connecting column and the second connecting column are respectively the anode or cathode of single battery 10, In, first connecting column and second connecting column can be set to simultaneously the first side wall face 101 and constitute the first battery unit 11；First connection can also be set to the first side wall face 101, and the second connecting column is set to second side wall surface 102 and constitutes the second electricity Pool unit 12, first tab and second tab are connect with the battery core, the first exit and second can be drawn It holds and is exported in the different directions of battery modules.

The battery core is contained in the shell, then with the corresponding open end of battery cover plate for sealing, one can be formed Single battery 10.Single battery 10 has the first battery cover board and the second battery cover board, and two cover boards are separately positioned on battery Upper and lower two end faces, and it is both provided with electrode terminal on two cover boards, in the design, single battery 10 has opposite polarity First connecting column and the second connecting column, can Xiang Tongxiang or two different direction realization extraction.

In some alternative embodiments, first connecting column and first tab welding.Certainly, first connecting column It is also possible to riveting with first tab, is glued or crimps.

In some alternative embodiments, second connecting column and second tab welding.Certainly, second connecting column It is also possible to riveting with second tab, is glued or crimps.

According to the battery modules 100 of the utility model embodiment, as depicted in figs. 1 and 2, including battery pack 1 and the second electricity Pool unit 12.

Specifically, the battery pack includes the first side wall 1001, second sidewall 1002 and third side wall 1003, the first side Wall 1001 and second sidewall 1002 are opposite, and battery pack 1 includes sequentially connected multiple first battery units 11, each first battery Unit 11 all has the first anode 111 and the first cathode 112, and the first anode 111 and the first cathode 112 are set to the first side wall 1001。

In other words, battery pack 1 is made of multiple sequentially connected first battery units 11, and the first of the first battery unit 11 Anode 111 and the first cathode 112 are set to the first side wall 1001 namely the first exit 103 is set to the first side wall 1001, the One exit 103 is the first anode 111 or the first cathode 112.

Second battery unit 12 is set to third side wall 1003, and the second battery unit 12 includes that the second anode 121 and second is negative Pole 122, the second anode 121 and second plane being set to where the first side wall 1001 in cathode 122, another is set to the Plane where two side wall 1002.Third side wall 1003 connects the first side wall 1001 and second sidewall 1002, and third side wall 1003 are set to the side of battery pack 1, and the second battery unit 12 is connect with third side wall 1003, and the second of the second battery unit 12 is just Pole and the second cathode are set to opposite the first side wall 1001 and second sidewall 1002, the second exit 104 be the second anode 121 or Second cathode 122, and the first exit 103 and the second exit 104 are the Different electrodes of battery modules 100.Second electricity as a result, Pool unit 12 is connected with battery pack 1, and the first exit 103 and the second exit 104 may be implemented in the not ipsilateral of battery modules Wall is drawn, to realize that the first exit and the second exit are drawn in the different directions of battery modules, facilitates connection.

If the first exit 103 and the second exit 104 are set to the same side of battery modules 100, battery modules 100 and its When its circuit element is electrically connected, conducting wire is set to the same side of battery modules 100, is easy to happen and obscures between conducting wire, it is also possible to There is a situation where short circuits, and there are security risks.The first exit 103 and the second exit 104 of the application is set to battery modules 100 different lateral face, so that route is regular, security performance is higher.

As emphasizing in the background technique of the application, battery modules 100 are set on vehicle, are connected for convenience, The first exit 103 and the second exit 104 for needing battery modules 100 are set to different sides, those skilled in the art In order to enable battery modules 100 have the exit being set on different lateral face, a long electrical connection copper bar is usually set, with The conductance for changing battery modules 100 goes out direction, however too long electrical connection copper bar will increase the components of battery modules 100, increases Addition sheet, and the space in battery system is limited, design and layout difficulty is larger, in addition, the electrical connection copper in battery modules 100 Row increases, and increases the risk of electric leakage, and security risk is higher, moreover, high current is by being electrically connected when electric current is by electrical connection copper bar Copper bar is connect, and the electrical connection copper bar is set to battery surface, will increase internal temperature of battery, aggravation cell degradation influences battery Service life, be also easy to produce explosion on fire, bring danger to user.The embodiment of the utility model can solve existing side Case bring above-mentioned technical problem.

The first exit 103 and the second exit 104 in the application are electrode, and no setting is required is electrically connected copper bar So that battery modules 100, which have, is set to not ipsilateral exit, the components of obtained battery modules 100 are less, and structure is simple, Cost is relatively low, and the space occupied is less, will not internal temperature of battery be increased, security performance is also ensured.

Multiple first battery units 11 can be connected in series, improve the output voltage of battery modules 100.Preferably, it leads Electrical connector 20 connects two adjacent the first battery units 11 and facilitates company as a result, the length of conducting connecting part 20 is shorter It connects, but also the structure of battery modules 100 understands.

Certainly, multiple first battery units 11 are also possible to be connected in parallel, for example, conducting connecting part 20 and one of them the The anode of one battery unit 11 is connected with the anode of another the first battery unit 11, as a result, by multiple first battery units 11 It is connected in parallel, the capacitor of battery modules 100 can be improved, namely improve the charge capacity of battery modules 100.

In order to realize that the first exit 103 and the second exit 104 of battery modules 100 are set to different side wall surfaces, Settable first battery unit 11, and the second battery unit of odd number 12 is set；Or the multiple first battery lists of setting Member 11, and the second battery unit of odd number 12 is set.Namely first battery unit 11 number with no restrictions, wherein second When the number of battery unit 12 is odd number greater than one, the second battery unit of odd number 12 can stack gradually arrangement can also be with the One battery unit, 11 interlaced arrangement.It, can be by the first exit 103 and the second exit respectively in battery modules 100 by upper The first side wall face 101 and second side wall surface 102 on draw.

As a result, according to the battery modules of the utility model embodiment 100, positive 111 Hes of the first of the first battery unit 11 First cathode 112 is set to the first side wall 101, and the second anode 121 of the second battery unit 12 and the second cathode 122 are set respectively In the first side wall 101 and second sidewall 102, the first exit 103 and the second exit 104 of battery modules 100 may be implemented It is drawn in different directions, facilitates battery modules to be electrically connected with other circuit elements, components are less, and security performance is higher.

According to the vehicle of the utility model embodiment, including above-mentioned battery modules 100.The components of the vehicle are less, Cost is relatively low, and security performance is promoted.

It should be noted that above-mentioned the first side wall face, second side wall surface and the first side wall of the application, second sidewall and Third side wall is for facilitating the virtual plane for understanding and being arranged, not solid face, should not be understood as protecting the present invention The limitation of range.

According to the vehicle of the utility model embodiment other constitute and operate for those of ordinary skill in the art and It says it is all known, is not detailed herein.

In the description of this specification, reference term " one embodiment ", " some embodiments ", " illustrative examples ", The description of " example ", " specific example " or " some examples " etc. means specific features described in conjunction with this embodiment or example, knot Structure, material or feature are contained at least one embodiment or example of the utility model.In the present specification, to above-mentioned art The schematic representation of language may not refer to the same embodiment or example.

While there has been shown and described that the embodiments of the present invention, it will be understood by those skilled in the art that: These embodiments can be carried out with a variety of variations, modification, replacement in the case where not departing from the principles of the present invention and objective And modification, the scope of the utility model are defined by the claims and their equivalents.

Claims (12)

1. a kind of battery modules, which is characterized in that the battery modules include the first side wall face and second side wall surface,

The battery modules include opposite polarity first exit and the second exit, and first exit is set to described the Side wall surface, the second exit are set to second side wall surface,

The battery modules include multiple single batteries, and multiple single batteries include the first battery unit and the second battery unit, First battery unit be it is multiple, the electrode of first battery unit is set to the first side wall face, and multiple described One of electrode of first battery unit is configured to first exit,

Second battery unit includes two electrodes, and one of electrode is set to the first side wall face, and another one are set In second side wall surface and it is configured to second exit.

2. battery modules according to claim 1, which is characterized in that the first side wall face and second side wall surface phase It is right.

3. battery modules according to claim 2, which is characterized in that second exit is in the first side wall face Orthographic projection is not overlapped with first exit.

4. battery modules according to claim 1, which is characterized in that second battery unit is odd number.

5. battery modules according to claim 1, which is characterized in that first battery unit of two of arbitrary neighborhood is logical Conducting connecting part electrical connection is crossed, one end of the conducting connecting part is electrically connected with the anode of first battery unit, institute The other end for stating conducting connecting part is electrically connected with the cathode of the first battery unit described in another；With the second battery unit phase Adjacent first battery unit and second battery unit is electrically connected by the conducting connecting part.

6. battery modules according to claim 5, which is characterized in that multiple first battery unit arranged stackeds, and Second battery unit and the adjacent first battery unit arranged stacked.

7. battery modules according to claim 6, which is characterized in that second battery unit is one, multiple described With second battery cells in series after first battery cells in series, one of electrode of second battery unit is cathode And the first side wall face, multiple first battery units and second battery unit are set to along direction row from left to right Cloth, and from left to right number consecutively is 1,2,3,4 to N to multiple first battery units, the first battery list that number is 1 The cathode of member is configured to first exit, and anode and the number for first battery unit that number is 1 are described the of 2 The cathode of one battery unit is connected, the anode for first battery unit that number is N and being set to for second battery unit Cathode on the first side wall face is connected, and the cathode and number for first battery unit that number is N are described the of N-1 The anode of one battery unit is connected, and numbers in first battery unit in (1, N) section, number is described the first of M The anode of battery unit is connected with the cathode for first battery unit that number is M+1, the first battery list that number is M The anode for first battery unit that cathode and the number of member are M-1 is connected, second battery unit set on described the Anode in two side wall surfaces is configured to second exit, and the first side wall face and second side wall surface are opposite.

8. battery modules according to claim 1, which is characterized in that first exit is cathode, and described second draws Outlet is anode.

9. battery modules according to claim 1, which is characterized in that the single battery include battery core, the first connecting column, Second connecting column and shell, the battery core are contained in the shell, and first connecting column runs through the shell, the second connection Column runs through the shell, and the battery core is equipped with the first tab and the second tab, first tab and first connecting column Connection, second tab are connect with second connecting column.

10. battery modules according to claim 9, which is characterized in that first connecting column and first tab weld It connects；Second connecting column and second tab welding.

11. a kind of battery modules characterized by comprising

Battery pack, the battery pack include the first side wall, second sidewall and third side wall, the first side wall and described second side Wall is opposite, and the battery pack includes sequentially connected multiple first battery units, and each first battery unit is all having first just Pole and the first cathode, first anode and first cathode are set to the first side wall；

Second battery unit, second battery unit are set to the third side wall, and second battery unit includes second just Pole and the second cathode, second anode are set to the plane where the first side wall with one in second cathode, separately One plane being set to where the second sidewall.

12. a kind of vehicle, which is characterized in that including battery modules described according to claim 1 any one of -11.