CN201813048U

CN201813048U - Connector module

Info

Publication number: CN201813048U
Application number: CN201020229444XU
Authority: CN
Inventors: 矶永泰介; 藤田明博
Original assignee: Nissan Motor Co Ltd
Current assignee: Nissan Motor Co Ltd
Priority date: 2009-06-15
Filing date: 2010-06-13
Publication date: 2011-04-27
Anticipated expiration: 2020-06-13
Also published as: JP5407576B2; JP2010287516A

Abstract

The utility model provides a connector module used in a battery pack, etc., which can overcome the problem of position deviation at the joint by using the simple structural component. The connector module comprises a plurality of wire harnesses (153), connectors (151) and (152) and a restraining part (70); one ends (153a) of the wire harnesses (153) are released from binding; the connectors (151) and (152) are connected with one ends of the wire harnesses (153) respectively; and the restraining part (70) is positioned in the position specific length (L) away from the connectors and used for restraining the unbound ire harnesses. The connector module solves the technical problem that the parts become complex since the holding component comprises a plurality of parts; the wire harnesses are restrained in the position specific length away from the connectors through the restraining part, and the front end becomes a free end relative to the restrained position, so that the problem of position deviation at the joint can be overcome; and in addition, since the wire harnesses are only required to be restrained in the position specific length away from the connectors through the restraining part, the connector module can be constituted by simple components.

Description

Connector modules

Technical field

The utility model relates to a kind of connector modules that uses in battery pack etc.

Background technology

The electrode terminal that utilizes connector modules will constitute the battery of battery pack is connected with controller, based on detected cell voltage, carries out the control that discharges and recharges of battery pack.This connector modules by an end of each cable of harness, have and the chimeric connector of electrode terminal section that is arranged on the monocell side, but number of connectors is many more, and the time of configuration connector modules increases more, and the assembling operation of battery pack is poor more.Therefore, propose to use the scheme of holding member assembled battery group, this holding member keeps a plurality of connectors, and configuration bunch of cables (patent documentation 1).

Patent documentation 1: TOHKEMY 2008-243412 communique

The utility model content

But, in above-mentioned prior art, though be provided with by the chimeric adjustment unit that constitutes between otch and the protuberance, with the offset of reply connector, owing to need constitute holding member by a plurality of parts, so there are problems such as parts complicate.

Problem to be solved in the utility model is, a kind of connector modules that can utilize the offset of simple structure member reply connecting portion is provided, and it is characterized in that having: many wire harness, and the harness of one end is disengaged; Connector, it is connected with a described end of described each wire harness; And constraint component, it retrains the many wire harness that described harness is disengaged in the position of the described connector specific length of distance.

The utility model is disengaged many wire harness of harness in the constraint of the position of distance connector specific length, thereby solves above-mentioned problem by using constraint component.

The effect of utility model

According to the utility model,,,, can tackle the offset of connecting portion so with respect to constrained, front end becomes free end at many wire harness of the position of distance connector specific length constraint owing to utilize constraint component.In addition, because constraint component is as long as retrain in the position of distance connector specific length, so can be made of simple parts.

Description of drawings

Fig. 1 is the oblique view that the battery pack of an execution mode of the present utility model is used in expression.

Fig. 2 is the oblique view of a battery module of the battery pack of expression pie graph 1.

Fig. 3 is the exploded perspective view of expression with the battery module upset of Fig. 2.

Fig. 4 is the oblique view of a monocell of the battery module of expression pie graph 3.

Fig. 5 be presentation graphs 1 connector modules want portion's oblique view.

Fig. 6 be Fig. 5 want portion's vertical view.

Fig. 7 be presentation graphs 1 connector modules other examples want portion's vertical view (in the installation exercise).

Fig. 8 be presentation graphs 7 connector modules installment state want portion's vertical view.

Embodiment

Below, based on accompanying drawing, execution mode of the present utility model is described.

Fig. 1 is the oblique view that the battery pack 10 of an execution mode of the present utility model is used in expression, illustrates that the connector modules that utility model is related uses the example on the voltage detecting line that electrode terminal and controller with battery link.But, the connector modules that the utility model is related, except the voltage detecting line of the battery pack shown in this example, also preferred the use on the equipment of the connecting object portion that closely is set up in parallel a plurality of connectors etc.

The structure of the battery pack 10 in this example at first, is described.In addition, Fig. 1 has omitted the diagram of the related restraint strap 70 of the utility model.

Battery pack 10 keeps battery module group 20 to form by upper plate 30, lower plate 31 and side plate 32 as shown in Figure 1, and this battery pack 10 has: controller 90, and it carries out the control that discharges and recharges of battery to this battery module group 20; And connector modules 100, it is used to detect the voltage of battery.

Battery module group 20 is that a plurality of battery modules 40 arrangements form, and utilizes bus 33 electrically to connect and/or be connected in parallel between these battery modules 40.In this example, arranging the battery module 40 of 10 platypelloid types, is 2 layers on the thickness direction (illustrated Z direction) of battery module 40, with the direction (illustrated Y direction) of thickness direction quadrature on be 5 row.

Battery module group 20 is clipped between tabular lower plate 31 and the upper plate 30, is held from the thickness direction pressurization.Undertaken by following manner from the pressurization of thickness direction, promptly, through bolt 34 inserted the through

hole

51,52 on the angle that is arranged on battery module 40 and be arranged on accordingly in the hole (not shown) on the upper plate 30, and be fastened in the screwed hole (not shown) that is arranged on the lower plate 31 with these through holes 51,52.Side plate 32 is installed at the front and the back side battery module group 20.

Fig. 2 is the oblique view that expression constitutes a battery module 40 of battery pack 10, and Fig. 3 is the exploded perspective view of expression with battery module 40 upsets of Fig. 2.

In this routine battery module 40, positive-

negative output end

43,44 is set to, and protrudes to the outside from the perisporium 50 of the front face side of housing 49.In addition, housing 49 adopts the shape of flat box-shaped.Positive-

negative output end

43,44 has the

joint face

45,46 of conductivity, and these

joint faces

45,46 are electrically connected the outside of battery module 40 and a plurality of batteries 62 in the housing 49.On

joint face

45,46, be formed for connecting the

screwed hole

47,48 of bus 33.

In addition, at battery module 40 fronts and the back side, form the portion of

terminal

41,42 of inserting connector 151,152.

Battery module 40 is that the battery unit 57 that will comprise multi-disc (being 8 in illustrative example) battery 62 is housed in the housing 49 and forms as shown in Figure 3.

Housing 49 comprises: lower house 54, and it becomes the box shape that is formed with peristome 55; And upper shell 53, it becomes the lid with peristome 55 obturations.Lower house 54 and upper shell 53 are formed by relatively thin steel plate or aluminium sheet, form the shape of regulation by punch process, are formed for inserting the through

hole

51,52 of through bolt 34.

Battery unit 57 has: 8 monocells 62, and it is connected in series stackedly;

Insulating lid

58,59, it can be installed in the front and the back side of the duplexer of monocell 62 with freely dismantling; A plurality of

pads

60,61, it is used for the electrode nipple 63,64 of clamping battery 62; And as positive-

negative output end

43,44 of battery module 40.

At the middle position of

insulating lid

58,59, form the portion of

terminal

41,42 comprise a plurality of terminals 65,66 that are used to detect voltage.

Fig. 4 is the oblique view that expression constitutes a monocell 62 of battery module 40.Monocell 62 in this example is thin lithium ion secondary cells, utilizes encapsulating materials 67 such as laminated film, positive plate, negative plate and dividing plate is stacked gradually the cascade type generating key element (not shown) that forms be sealed to form.Each monocell 62 is derived tabular electrode nipple 63,64 from encapsulating material 67 to the outside, and an end of these electrode nipples 63,64 is electrically connected with the generating key element.

The both sides of electrode nipple 63,64 length directions to monocell 62 (illustrated directions X) are that front face side and rear side are extended, and the terminal 65,66 that is formed by metallic plate engages with these electrode nipples 63,64.Terminal 65,66 has the big thickness of slab of comparing with joint 63,64, to prevent making joint 63,64 distortion owing to the plug of connector 151,152.

Terminal 65,66 is arranged on the electrode nipple 63,64 of each monocell 62, in portion of

terminal

41,42, along arranging a plurality of (in the present embodiment, the stacked number with battery 62 is identical) on the same straight line of the stacked direction of monocell.Therefore, by a connector 151,152 is inserted in the portion of

terminal

41,42, a plurality of terminals 65,66 are electrically connected uniformly with controller 90.

In addition, being electrically connected between terminal 65,66 and the controller 90 can be carried out at each monocell 62, also can carry out uniformly at a plurality of monocells 62.Under situation about connecting at each monocell 62, can detect the voltage of each monocell 62, under situation about connecting uniformly, can detect the voltage of a plurality of monocells 62 that are connected in series at a plurality of monocells 62.Above-mentioned connected mode can be corresponding with the specification that discharges and recharges control of battery pack and suitable setting.

Battery pack in this example has with connector modules 100: a plurality of connectors 151,152, it has a plurality of voltage detection terminals that can be electrically connected uniformly with the electrode terminal of the monocell 62 of regulation number in a plurality of monocells 62 that constitute battery module group 20 (as noted above, as to be entire quantity in this example); And many wire harness 153, it is connected with connector 151,152 respectively.Connector modules 100 in this example also has connector 154, and its other end with wire harness 153 is connected, and is connected with the portion of terminal of controller 90.

In addition, in the connector 151,152 shown in Figure 1, the connector that 5 battery modules 40 on connector 151 expression and upper strata are provided with respectively accordingly, the connector that 5 battery modules 40 of connector 152 expressions and lower floor are provided with respectively accordingly.

" the 1st execution mode "

Below, the related connector modules of the 1st execution mode 100 is described.

Fig. 5 be the related connector modules of this example of expression want portion's oblique view, the connector 151 that is connected with the portion of terminal 41 of 5 battery modules 40 on upper strata shown in Figure 1 only is shown.But the connector 152 with the portion of terminal 42 of 5 battery modules 40 of lower floor shown in Figure 1 is connected also adopts identical structure.In addition, Fig. 6 be Fig. 5 want portion's vertical view.

Connector modules 100 forms many wire harness 153 harnesses, end at this wire harness 153 connects the connector 151 that is connected with the portion of terminal 41 of battery module 40, the other end at this wire harness 153 connects the connector 154 (omitting diagram in Fig. 5) that is connected with controller 90, the harness at its two ends is disengaged respectively, thus, can carry out the connection operation of connector 151,153.

Omitted diagram among Fig. 1, but the connector modules 100 in this example as shown in Figure 6, has a pair of

restraint strap

70,70, it is in the position of distance connector 151 specific length L, the constraint be disengaged harness wire harness an end (below, this free end is called wire harness 153a, the part of harness is called wire harness 153).

With 3 connectors shown in Figure 6 is the constrained of example explanation restraint strap 70, set the length of restraint strap 70 as follows apart from connector 151, promptly, when the connector 151 at two ends is connected with portion of terminal 41, the connector 151 of central authorities can not arrive the portion of terminal 41 (with reference to double dot dash line) about adjacent, thus can not with about portion of terminal 41 be connected.That is, length L is set to, and after making certain specific connector 151 and portion of terminal 41 is connected, when other connectors are connected with portion of terminal 41 successively, even will be mistakenly be connected with adjacent portion of terminal 41, also can't arrive.Therefore, this specific length L can be corresponding with the interval of the portion of terminal 41 that should connect connector 151 and suitable setting.

In addition, the restraint strap 70 in this example is as shown in Figure 5 across the free end 153a of interval clamping wire harness of regulation and bonding, but as shown in Figure 6, owing to have width W, so preferably be confined to, make to be held and the part of the free end 153a of bonding wire harness, as shown in the drawing parallel as far as possible.Thus, the free end 153a of wire harness is across at interval and almost parallel ground is restrained, so can prevent that from restraint strap 70 to connector the fore-end till 151 twines.

In addition, the restraint strap 70 in this example, 5 orders that portion of terminal 41 is arranged according to the battery module 40 that should connect as shown in Figure 5 retrain 5 connectors 151 side by side.

In addition, in illustrated embodiment that a pair of

restraint strap

70,70 is bonding, but also can use the free end 153a of 1 restraint strap, 70 constraint wire harness.In addition, the parts of the free end 153a of constraint wire harness not only are defined in restraint strap, also can use miscellaneous part.

As noted above, according to the connector modules in this example 100, owing to use restraint strap 70, part constraint with the specific length L place on the free end 153a of wire harness, this specific length makes and can't be connected with adjacent portion of terminal 41, so can utilize simple parts such as restraint strap 70 grades, prevent incorrect link, tackle the offset of portion of terminal 41 simultaneously.

In addition because restraint strap 70 has width W, so if with the free end 153a of wire harness across at interval and the constraint of almost parallel ground, then can prevent from restraint strap 70 to connector the fore-end winding till 151.

In addition, 5 orders that portion of terminal 41 is arranged owing to according to the battery module 40 that should connect retrain 5 connectors 151 side by side, so do not need to confirm connecting object one by one, make assembling operation become good.

" the 2nd execution mode "

Fig. 7 be the related connector modules 100 of expression the 2nd execution mode be equivalent to Fig. 6 want portion's vertical view, the figure of to be expression be connected connector 151 with portion of terminal 41 job state, Fig. 8 is the vertical view of the state of representing that connection is finished.

In this example, be that with the difference of above-mentioned the 1st execution mode restraint strap 70 is made of telescopic elastomer, short of explanation especially, other structures are identical with the 1st execution mode.

If constitute restraint strap 70 by elastomer, then at the adjacent connector 151 in the right side of the connector 151 that will shown in the left side of Fig. 7, be connected with portion of terminal 41, when being connected with portion of terminal 41, as shown shown in, by restraint strap 70 is elongated to the right, make the free end 153a of wire harness lax.Thus, can easily this connector 151 be connected with portion of terminal 41.

In addition, if constitute restraint strap 70, then when connecting connector 151 by elastomer, the direction of restraint strap 70 to portion of terminal 41 can be stretched, so as shown in Figure 8, can set the constraint of the free end 153a of wire harness shorter at interval, can put in order the wire harness 153 after the assembling less.

Above-mentioned restraint strap 70 is equivalent to the related constraint component of the utility model, and above-mentioned portion of terminal 41 is equivalent to the related connecting portion of the utility model.

Claims

1. connector modules is characterized in that having:

Many wire harness, the harness of one end is disengaged;

Connector, it is connected with a described end of described each wire harness; And

Constraint component, it retrains the many wire harness that described harness is disengaged in the position of the described connector specific length of distance.

2. connector modules according to claim 1 is characterized in that,

Described specific length is following length, that is, make described connector to connect with the connecting portion that connector be connected adjacent with this connector.

3. connector modules according to claim 1 is characterized in that,

Described constraint component is an elastomer.

4. connector modules according to claim 1 is characterized in that,

Described constraint component forms band shape, have to make described wire harness across at interval and length arranged side by side, described wire harness arranged side by side axially on have Rack.

5. connector modules according to claim 4 is characterized in that,

Described constraint component makes described wire harness arranged side by side with the position relation that described a plurality of connectors are connected with connecting object.

6. according to each described connector modules in the claim 1 to 5, it is characterized in that,

Described connector is connected with the electrode terminal of described each battery of the battery pack that a plurality of battery-arrangements are formed.