CN206379386U - Bracket component and the lithium ion battery with the bracket component - Google Patents

Abstract

The utility model provides a kind of bracket component and the lithium ion battery with the bracket component, and it includes top cover and two side stands, and top cover is stuck in centre by two side stands from the both sides of top cover, and two side stands are using the center of top cover as symmetric points Central Symmetry；Side stand includes rack body, two connecting portions, and two connecting portions are located at the two ends of rack body respectively；Two side stands are connected with each other by connecting portion, and the connecting portion of two interconnections is respectively equipped with end anchors, end hole clipping, and end anchors can be caught in the hole clipping of end.The bracket component and the lithium ion battery with the bracket component, two side stands interfix, position skew will not occur again, it is to avoid the damage of lug, add the structural stability of lithium ion battery；And two side stands, using the center of top cover as symmetric points Central Symmetry, the structure of two side stands is identical, can both reduce the expense of die sinking, again user can be allowed to distinguish stent types, brought convenience to users.

Description

Bracket component and the lithium ion battery with the bracket component

Technical field

The utility model is related to a kind of bracket component.

The utility model further relates to a kind of lithium ion battery with the bracket component.

Background technology

With the popularization of electric automobile, the popular electrokinetic cell for its core component it is also proposed higher and higher want Ask.So as to which security, Large Copacity, long circulating and the adaptability of electrokinetic cell are referred to extensively.

Electrokinetic cell generally comprises battery bag, battery container and top cover, and wherein battery bag is by positive plate, barrier film, negative Pole piece, which is stacked gradually, to be formed, according to the difference of technique, in the different zones of positive plate and negative plate, Kong Bo areas is left, as just Lug, negative electrode lug, positive and negative lug are connected by positive and negative lug connection sheet with the positive and negative terminals on top cover, form battery path.Again Top cover and battery container are sealed, injects electro-hydraulic, by electrochemical activation, finally gives electrokinetic cell.

In order to ensure that battery bag holding position in battery container is fixed, it usually needs between top cover and battery bag Side stand is caught in, the position between top cover and battery bag is relatively fixed.Present side stand generally only passes through top cover, battery The active force of core bag and battery container is fixed, and is not interfixed between two side stands, and this fixed form makes Side stand is difficult to position in an assembling process, can cause to assemble the damage of difficult and positive and negative lug.And two side stands would generally Different structures are designed to, in an assembling process, operating personnel need to confirm whether side stand is installed correctly one by one, easily occurred Mistake, and reduction operating efficiency.

Utility model content

Can not phase between side stand for the existing bracket component of solution and in the lithium ion battery with the bracket component Mutual fixation and structure differ the technical problem being difficult to differentiate between there is provided a kind of bracket component and the lithium ion with the bracket component Battery.

The utility model provides a kind of bracket component, and it includes top cover and two side stands, and two side stands are from top cover Both sides top cover is stuck in centre, two side stands are using the center of top cover as symmetric points Central Symmetry；Side stand includes support master Body, two connecting portions, two connecting portions are located at the two ends of rack body respectively；Two side stands are connected with each other by connecting portion, The connecting portion of two interconnections is respectively equipped with end anchors, end hole clipping, and end anchors can be caught in the hole clipping of end.

Above-mentioned two side stand can mutually be fastened by end anchors, end hole clipping, and top cover is stuck in behind centre by side stand, Two side stands interfix, and position skew will not occur again.And, two side stands are using the center of top cover as symmetrical dot center pair Claim, the structure of two side stands is identical, can both reduce the expense of die sinking, again user can be allowed to distinguish stent types, to making User brings conveniently.

Preferably, top cover include coping plate, positive terminal, negative terminal, positive ear connecting sheet, negative electrode lug connection sheet, positive terminal, Negative terminal is arranged on coping plate, and positive ear connecting sheet is fixed on the lower surface of positive terminal, and negative electrode lug connection sheet is fixed on negative On the lower surface of pole.

Further preferably, side stand is provided with anode ear accommodating chamber, negative electrode lug accommodating chamber, and positive ear connecting sheet is located at positive pole In ear accommodating chamber, negative electrode lug connection sheet is located in negative electrode lug accommodating chamber.Anode ear accommodating chamber, negative electrode lug accommodating chamber, reduce pole Ear connection sheet, the scope of activities of lug, add lug connection sheet, the anti-vibration performance of lug.

Further preferably, angle between positive ear connecting sheet and coping plate is 40 to 60 degree, negative electrode lug connection sheet with Angle between coping plate is 40 to 60 degree.Positive ear connecting sheet, negative electrode lug connection sheet are limited in above-mentioned angle, can be made The ultrasonic bonding of connection sheet and lug is realized with shorter connection sheet, plays a part of saving material, reduce cost, more may be used Save the inner space of battery.

Further preferably, coping plate is provided with positive terminal mounting hole, and positive terminal is arranged in positive terminal mounting hole, positive pole The part that post is located above coping plate is provided with outwardly positive pole mounting ring, positive terminal and is also cased with positive pole stop collar, positive pole Stop collar is located between positive pole mounting ring, coping plate, and fixed lid, positive pole are stamped on positive pole in positive pole mounting ring, positive pole stop collar Upper fixed lid is fixedly connected with coping plate.By said structure, positive terminal is arranged on coping plate, it is spacing by adjusting positive pole The height of set, adjustable positive terminal is protruding to the height above coping plate.Fixed lid is around the circumferential by positive pole of positive terminal on positive pole Post is trapped among on centre, positive pole fixed lid in addition to fixed positive terminal is played a part of, and also acts as the effect of protection positive terminal.

Further preferably, positive pole sealing ring is provided between positive terminal mounting hole and positive terminal.Positive pole sealing ring, can be protected The sealing between positive terminal and coping plate is demonstrate,proved, the outflow of the electrolyte of inside battery is prevented.

Further preferably, positive terminal, which is located between the part below coping plate and coping plate, accompanies positive pole limited block, The lower surface of coping plate is provided with positive pole upper limit position groove, and the surface of positive terminal correspondence positive pole limited block is provided with positive pole lower limit groove, just Pole limited block is in positive pole upper limit position groove, positive pole lower limit groove.By adjusting the height of positive pole limited block, positive terminal can adjust Extend the length below coping plate.Simultaneously as positive pole limited block is in positive pole upper limit position groove, positive pole lower limit groove, limitation Rotation of the positive terminal around axis, prevent because of the rotation of positive terminal and caused by positive ear connecting sheet, the damage of anode ear.

Further preferably, coping plate is provided with negative terminal mounting hole, and negative terminal is arranged in negative terminal mounting hole, negative pole The part that post is located above coping plate is provided with outwardly negative pole mounting ring, negative terminal and is also cased with negative pole stop collar, negative pole Stop collar is located between negative pole mounting ring, coping plate, and fixed lid, negative pole are stamped on negative pole in negative pole mounting ring, negative pole stop collar Upper fixed lid is fixedly connected with coping plate.By said structure, negative terminal is arranged on coping plate, it is spacing by adjusting negative pole The height of set, adjustable negative terminal is protruding to the height above coping plate.Fixed lid is around the circumferential by negative pole of negative terminal on negative pole Post is trapped among on centre, negative pole fixed lid in addition to fixed negative terminal is played a part of, and also acts as the effect of protection negative terminal.

Further preferably, negative pole sealing ring is provided between negative terminal mounting hole and negative terminal.Negative pole sealing ring, can be protected The sealing between negative terminal and coping plate is demonstrate,proved, the outflow of the electrolyte of inside battery is prevented.

Further preferably, negative terminal, which is located between the part below coping plate and coping plate, accompanies negative pole limited block, The lower surface of coping plate is provided with negative pole upper limit position groove, and the surface of negative terminal correspondence negative pole limited block is provided with negative pole lower limit groove, born Pole limited block is in negative pole upper limit position groove, negative pole lower limit groove.By adjusting the height of negative pole limited block, negative terminal can adjust Extend the length below coping plate.Simultaneously as negative pole limited block is in negative pole upper limit position groove, negative pole lower limit groove, limitation Rotation of the negative terminal around axis, prevent because of the rotation of negative terminal and caused by negative electrode lug connection sheet, the damage of negative electrode lug.

Preferably, middle part connecting portion is additionally provided with the middle part of rack body, the middle part of two side stands passes through middle part connecting portion It is connected with each other, two middle part connecting portions are respectively equipped with middle part buckle, middle part hole clipping, middle part buckle can be caught in the hole clipping of middle part.Side Support is also connected with each other in addition to being connected with each other by the connecting portion at two ends by middle part connecting portion, is made between two side stands Connection is more consolidated, it is ensured that the position of side stand is fixed in assembling process, it is to avoid cause lug connection sheet, the damage of lug.

Preferably, top cover is provided with explosive valve, liquid injection hole, and side stand is provided with the gas-liquid channel through side stand, gas-liquid Passage is connected with explosive valve, liquid injection hole.Gas-liquid channel is designed, both electrolyte can be allowed successfully to flow into inside battery, again can be with Electrolyte will not be accumulated by allowing inside battery gas successfully to flow in explosive valve, liquid injection hole, side stand, it can be ensured that electrolyte is whole Flow into battery bag.

The utility model additionally provides a kind of lithium ion battery, and it includes battery container, battery bag and above-mentioned support group Part, battery bag is located in battery container, and top cover is covered in the opening of battery container；Battery bag is provided with anode ear, negative electrode lug, Anode ear is connected with positive ear connecting sheet, and negative electrode lug is connected with negative electrode lug connection sheet, the upper surface of side stand and coping plate Lower surface be in contact, the lower surface of side stand is in contact with the upper surface of battery bag.Side stand is stuck in top cover and battery Between bag, the position between top cover and battery bag is set to keep constant, top cover is covered in the opening of battery container, battery coating It is sealed in inside.

Preferably, the outer wrap of battery bag has core bag diaphragm.Core bag diaphragm packages protection to battery and made With.

Further preferably, core bag diaphragm includes bottom surface laminating block and pasted positioned at two pieces of sides of bottom surface laminating block both sides Block is closed, bottom surface laminating block is fitted with the bottom surface of battery bag, and side laminating block is fitted with the side of battery bag, bottom surface laminating block Provided with anvil broken string between block of fitting sideways.When core bag diaphragm wraps up battery bag, bottom surface laminating block and battery bag Bottom surface is fitted, and side laminating block is fitted with the side of battery bag.

Preferably, the quantity of battery bag is two；The anode ear of two battery bags is symmetrical arranged, positive ear connecting sheet Quantity two and to be symmetrical arranged；The negative electrode lug of two battery bags is symmetrical arranged, and the quantity of negative electrode lug connection sheet is two And be symmetrical arranged.When lithium ion battery is designed as twin-core bag, anode ear, positive ear connecting sheet, negative electrode lug, negative electrode lug connection sheet are equal It is symmetrical arranged, is engaged with the side stand of symmetric design, is easy to assembling.

On the basis of common sense in the field is met, above-mentioned each optimum condition can be combined, produce the utility model it is each compared with Good example.

Positive effect of the present utility model is：

Top cover is stuck in behind centre by the bracket component and the lithium ion battery with the bracket component, two side stands, and two Individual side stand interfixes, position skew will not occur again, it is to avoid the damage of lug, and the structure for adding lithium ion battery is steady It is qualitative；And two side stands, using the center of top cover as symmetric points Central Symmetry, the structure of two side stands is identical, can both reduce out The expense of mould, can allow user to distinguish stent types, bring convenience to users again.

Brief description of the drawings

Fig. 1 is the structural representation of the utility model lithium ion battery.

Fig. 2 is the assembling schematic diagram of the lithium ion battery shown in Fig. 1.

Fig. 3 a are the structural representation of the top cover of the bracket component of the lithium ion battery shown in Fig. 2.

Fig. 3 b are the structural representation of another angle of the top cover shown in Fig. 3 a.

Fig. 3 c are the diagrammatic cross-section of the top cover shown in Fig. 3 a.

Fig. 3 d are the partial enlarged drawing of the a-quadrant of the top cover shown in Fig. 3 c.

Fig. 3 e are the partial enlarged drawing in the B regions of the top cover shown in Fig. 3 c.

Fig. 4 is the structural representation of the side stand of the bracket component of the lithium ion battery shown in Fig. 2.

Fig. 5 is the structural representation of the battery bag of the lithium ion battery shown in Fig. 2.

Fig. 6 a are the structural representation of the core bag diaphragm of the lithium ion battery shown in Fig. 2.

Schematic diagram when Fig. 6 b are the core bag diaphragm expansion shown in Fig. 6 a.

Fig. 7 is the structural representation of the battery container of the lithium ion battery shown in Fig. 2.

Description of reference numerals

Top cover 1

Coping plate 11

Positive terminal 12

Negative terminal 13

Positive ear connecting sheet 14

Negative electrode lug connection sheet 15

Positive terminal mounting hole 16

Positive pole mounting ring 17

Positive pole stop collar 18

Lid 19 is fixed on positive pole

Negative terminal mounting hole 110

Explosive valve 111

Liquid injection hole 112

Stamp area 113

Sealing-plug 114

Closure 115

Lid 116 is fixed under positive pole

Positive pole limited ring groove 117

Positive pole sealing ring 118

Positive pole limited block 119

Positive pole upper limit position groove 120

Positive pole lower limit groove 121

Negative pole mounting ring 122

Negative pole stop collar 123

Lid 124 is fixed on negative pole

Negative pole limited ring groove 125

Negative pole sealing ring 126

Negative pole limited block 127

Negative pole upper limit position groove 128

Negative pole lower limit groove 129

Lid 130 is fixed under negative pole

Side stand 2

Rack body 21

Connecting portion 22

End anchors 23

End hole clipping 24

Anode ear accommodating chamber 25

Negative electrode lug accommodating chamber 26

Middle part connecting portion 27

Middle part buckle 28

Middle part hole clipping 29

Gas-liquid channel 210

Main channel 211

Access opening 212

Floor 213

Battery container 3

Battery bag 4

Anode ear 41

Negative electrode lug 42

Core bag diaphragm 5

Bottom surface laminating block 51

Side laminating block 52

Anvil broken string 53

It is electrolysed fluid through-hole 54

Embodiment

The utility model is further illustrated below by the mode of embodiment, but is not therefore limited in the utility model Among described scope of embodiments.

As shown in Figures 2 to 4, the utility model provides a kind of bracket component, and it includes top cover 1 and two side stands 2, two Top cover 1 is stuck in centre by individual side stand 2 from the both sides of top cover 1, and two side stands 2 are using the center of top cover 1 as symmetrical dot center pair Claim；Side stand 2 includes rack body 21, two connecting portions 22, and two connecting portions 22 are located at the two ends of rack body 21 respectively；Two Individual side stand 2 is connected with each other by connecting portion 22, and the connecting portion 22 of two interconnections is respectively equipped with end anchors 23, end card Hole 24, end anchors 23 can be caught in end hole clipping 24.

Above-mentioned two side stand 2 can mutually be fastened by end anchors 23, end hole clipping 24, and top cover 1 is stuck in by side stand 2 Behind centre, two side stands 2 interfix, and position skew will not occur again.And, two side stands 2 using the center of top cover 1 as pair Claim dot center symmetrical, the structure of two side stands 2 is identical, can both reduce the expense of die sinking, user can be allowed again without distinguishing branch Frame species, brings convenience to users.

As shown in Fig. 2 to Fig. 3 e, top cover 1 includes coping plate 11, positive terminal 12, negative terminal 13, positive ear connecting sheet 14, negative Lug connection sheet 15, positive terminal 12, negative terminal 13 are arranged on coping plate 11, and positive ear connecting sheet 14 is fixed on positive terminal 12 On lower surface, negative electrode lug connection sheet 15 is fixed on the lower surface of negative terminal 13.

As shown in Figure 2, Figure 4 shows, side stand 2 is provided with anode ear accommodating chamber 25, negative electrode lug accommodating chamber 26, positive ear connecting sheet 14 In anode ear accommodating chamber 25, negative electrode lug connection sheet 15 is located in negative electrode lug accommodating chamber 26.When two side stands 2 are mutually fastened Afterwards, anode ear accommodating chamber 25 surrounds a fixed space, and positive ear connecting sheet 14 is limited in fixed space, anode ear is reduced The scope of activities of connection sheet 14, anode ear 41, adds positive ear connecting sheet 14, the anti-vibration performance of anode ear 41；Negative electrode lug Accommodating chamber 26 also surrounds a fixed space, and negative electrode lug connection sheet 15 is limited in fixed space, reduces negative electrode lug connection sheet 15th, the scope of activities of negative electrode lug 42, adds negative electrode lug connection sheet 15, the anti-vibration performance of negative electrode lug 42.

As shown in Fig. 3 a to Fig. 3 b, the angle between positive ear connecting sheet 14 and coping plate 11 is 40 to 60 degree, negative electrode lug Angle between connection sheet 15 and coping plate 11 is 40 to 60 degree.Positive ear connecting sheet 14, negative electrode lug connection sheet 15 are limited to In above-mentioned angle, shorter connection sheet can be used to realize the ultrasonic bonding of connection sheet and lug, play saving material, drop The effect of low cost, can more save the inner space of battery.

As shown in Fig. 3 a to Fig. 3 b, the upper surface of coping plate 11 is additionally provided with stamp area 113, and stamp area 113 is fabricated to recessed Shape, is conducive to protecting stamp content.

A kind of concrete structure that positive terminal 12 is installed with coping plate 11 is as shown in Figure 3 d.Coping plate 11 is pacified provided with positive terminal Hole 16 is filled, positive terminal 12 is arranged in positive terminal mounting hole 16, positive terminal 12 is located at the part of the top of coping plate 11 provided with outside Also be cased with positive pole stop collar 18 on the positive pole mounting ring 17 of protrusion, positive terminal 12, positive pole stop collar 18 be located at positive pole mounting ring 17, Between coping plate 11, it is stamped on positive pole to fix in positive pole mounting ring 17, positive pole stop collar 18 and lid 19 and top is fixed on lid 19, positive pole Cover plate 11 is fixedly connected.By said structure, positive terminal 12 is arranged on coping plate 11, by adjusting positive pole stop collar 18 Highly, it can adjust the height that positive terminal 12 is protruding to the top of coping plate 11.Lid 19 is fixed on positive pole will around the circumference of positive terminal 12 Positive terminal 12, which is trapped among on centre, positive pole, fixes lid 19 in addition to fixed positive terminal 12 is played a part of, and also acts as protection positive terminal 12 Effect.

In order to limit the position of positive pole stop collar 18, the upper surface of coping plate 11 is provided with positive pole limited ring groove 117, the positive limit Position set 18 is located in positive pole limited ring groove 117.

Positive pole sealing ring 118 is provided between positive terminal mounting hole 16 and positive terminal 12.Positive pole sealing ring 118, it is ensured that just Sealing between pole 12 and coping plate 11, prevents the outflow of the electrolyte of inside battery.

Positive terminal 12, which is located between the part of the lower section of coping plate 11 and coping plate 11, accompanies positive pole limited block 119, coping plate 11 lower surface is provided with positive pole upper limit position groove 120, and the surface of the corresponding positive pole limited block 119 of positive terminal 12 is provided with positive pole lower limit groove 121, positive pole limited block 119 is in positive pole upper limit position groove 120, positive pole lower limit groove 121.By adjusting positive pole limited block 119 Height, adjustable positive terminal 12 extends the length of the lower section of coping plate 11.Simultaneously as positive pole limited block 119 is located on positive pole In stopper slot 120, positive pole lower limit groove 121, rotation of the positive terminal 12 around axis is limited, is prevented because of the rotation of positive terminal 12 Cause positive ear connecting sheet 14, the damage of anode ear 41.

The lower section of coping plate 11, which is further fixed under positive pole fixing, to be fixed under lid 116, positive pole during positive terminal 12 is trapped among by lid 116 Between, play a part of fixed and protect positive terminal 12.

A kind of concrete structure that negative terminal 13 is installed with coping plate 11 is as shown in Figure 3 e.Coping plate 11 is pacified provided with negative terminal Fill hole 110, negative terminal 13 is arranged in negative terminal mounting hole 110, negative terminal 13 be located at the top of coping plate 11 part be provided with to Negative pole stop collar 123 is also cased with the negative pole mounting ring 122 of outer protrusion, negative terminal 13, negative pole stop collar 123 is installed positioned at negative pole Between ring 122, coping plate 11, it is stamped in negative pole mounting ring 122, negative pole stop collar 123 on negative pole and fixes solid on lid 124, negative pole Determine lid 124 to be fixedly connected with coping plate 11.By said structure, negative terminal 13 is arranged on coping plate 11, it is negative by adjustment The height of pole stop collar 123, adjustable negative terminal 13 is protruding to the height of the top of coping plate 11.Lid 124 is fixed on negative pole around negative Negative terminal 13 is trapped among on centre, negative pole by the circumference of pole 13 fixes lid 124 in addition to fixed negative terminal 13 is played a part of, and also rises To the effect of protection negative terminal 13.

In order to limit the position of negative pole stop collar 123, the upper surface of coping plate 11 is provided with negative pole limited ring groove 125, negative pole Stop collar 123 is located in negative pole limited ring groove 125.

Negative pole sealing ring 126 is provided between negative terminal mounting hole 110 and negative terminal 13.Negative pole sealing ring 126, it is ensured that negative Sealing between pole 13 and coping plate 11, prevents the outflow of the electrolyte of inside battery.

Negative terminal 13, which is located between the part of the lower section of coping plate 11 and coping plate 11, accompanies negative pole limited block 127, coping plate 11 lower surface is provided with negative pole upper limit position groove 128, and the surface of the corresponding negative pole limited block 127 of negative terminal 13 is provided with negative pole lower limit groove 129, negative pole limited block 127 is in negative pole upper limit position groove 128, negative pole lower limit groove 129.By adjusting negative pole limited block 127 Height, adjustable negative terminal 13 extends the length of the lower section of coping plate 11.Simultaneously as negative pole limited block 127 is located on negative pole In stopper slot 128, negative pole lower limit groove 129, rotation of the negative terminal 13 around axis is limited, is prevented because of the rotation of negative terminal 13 Cause negative electrode lug connection sheet 15, the damage of negative electrode lug 42.

The lower section of coping plate 11, which is further fixed under negative pole fixing, to be fixed under lid 130, negative pole during negative terminal 13 is trapped among by lid 130 Between, play a part of fixed and protect negative terminal 13.

As shown in figure 4, the middle part of rack body 21 is additionally provided with middle part connecting portion 27, the middle part of two side stands 2 is in Portion's connecting portion 27 is connected with each other, and two middle part connecting portions 27 are respectively equipped with middle part buckle 28, middle part hole clipping 29, the energy of middle part buckle 28 It is caught in the hole clipping 29 of middle part.Side stand 2 is also mutual by middle part connecting portion 27 in addition to being connected with each other by the connecting portion 22 at two ends Connection, makes the connection between two side stands 2 more consolidate, it is ensured that the position of side stand 2 is fixed in assembling process, it is to avoid made Into lug connection sheet, the damage of lug.

As shown in Fig. 3 a to Fig. 4, top cover 1 is provided with explosive valve 111, liquid injection hole 112, and side stand 2 is provided with through collateral The gas-liquid channel 210 of frame 2, gas-liquid channel 210 is connected with explosive valve 111, liquid injection hole 112.Gas-liquid channel 210 is distributed in collateral On frame 2, as shown in figure 4, gas-liquid channel 210 includes a main channel 211 and multiple access openings 212, main channel 211 is located at collateral The middle part of frame 2, multiple access openings 212 are distributed in the both sides of main channel 211.Gas-liquid channel 210 is designed, can both make electrolyte smooth Ground flows into inside battery, and inside battery gas can be allowed successfully to flow in explosive valve 111, liquid injection hole 112, side stand 2 not again Electrolyte can be accumulated, it can be ensured that electrolyte all flows into battery bag 4.

As shown in Fig. 3 a to Fig. 3 b, it is additionally provided with liquid injection hole 112 on sealing-plug 114, sealing-plug 114 and is also stamped closure 115.Sealing-plug 114, closure 115 are used to seal liquid injection hole 112 when without using liquid injection hole 112.

As shown in figure 4, being additionally provided with multiple floors 213 inside side stand 2, the structure that floor 213 plays increase side stand 2 is steady The effect of solidity, while can prevent side stand 2 from deforming, and reaches the purpose of achievable automated production.

As shown in Figures 1 to 7, the utility model provides a kind of lithium ion battery, and it includes battery container 3, battery bag 4 With above-mentioned bracket component, battery bag 4 is located in battery container 3, and top cover 1 is covered in the opening of battery container 3；Battery bag 4 Provided with anode ear 41, negative electrode lug 42, anode ear 41 is connected with positive ear connecting sheet 14, negative electrode lug 42 and negative electrode lug connection sheet 15 It is connected, the upper surface of side stand 2 is in contact with the lower surface of coping plate 11, the lower surface of side stand 2 is upper with battery bag 4 End face is in contact.

The lithium ion battery that assembles as shown in figure 1, side stand 2 is stuck between top cover 1 and battery bag 4, make top cover 1 with Position between battery bag 4 keeps constant, and top cover 1 is covered in the opening of battery container 3 as shown in Figure 7, the quilt of battery bag 4 It is sealed in inside.

As shown in figure 5, the lithium ion battery may be designed as twin-core bag, the i.e. quantity of battery bag 4 for two.Now, two The anode ear 41 of individual battery bag 4 is symmetrical arranged, and the quantity of positive ear connecting sheet 14 is two and is symmetrical arranged；Two batteries The negative electrode lug 42 of bag 4 is symmetrical arranged, and the quantity of negative electrode lug connection sheet 15 is two and is symmetrical arranged.Lithium ion battery is designed as double During core bag, anode ear 41, positive ear connecting sheet 14, negative electrode lug 42, negative electrode lug connection sheet 15 are symmetrical arranged, with symmetric design Side stand 2 is engaged, and is easy to assembling.

As shown in Fig. 6 a to Fig. 6 b, the outer wrap of battery bag 4 has core bag diaphragm 5.Core bag diaphragm 5 is to battery Bag 4 plays a protective role.

Core bag diaphragm 5 includes bottom surface laminating block 51 and two pieces of side laminating blocks 52 of the both sides of block 51 of being fitted positioned at bottom surface, Bottom surface laminating block 51 is fitted with the bottom surface of battery bag 4, and side laminating block 52 is fitted with the side of battery bag 4, bottom surface laminating Provided with anvil broken string 53 between block 51 and block 52 of fitting sideways.When core bag diaphragm 5 wraps up battery bag 4, bottom surface laminating block 51 Fitted with the bottom surface of battery bag 4, side laminating block 52 is fitted with the side of battery bag 4.

Bottom surface laminating block 51 is provided with multiple electrolysis fluid through-holes 54.Electrolysis fluid through-hole 54 is conducive to electrolyte to battery bag Infiltrated in 4, the effect of impregnation of battery bag 4 can be improved.

Core bag diaphragm 5 can anvil break 53 region in bending, facilitate the bending operation of user, after bending formed U-shaped structure, its left and right sides is opening-wide state, and such a design facilitates the parcel battery of core bag diaphragm 5 bag 4, electricity is beneficial to again Solution liquid fast and effeciently infiltrates battery bag 4.

During above-mentioned lithium ion battery assembling, first the anode ear 41 of battery bag 4 is connected with positive ear connecting sheet 14, electricity The negative electrode lug 42 of Chi Xin bags 4 is connected with negative electrode lug connection sheet 15；Two side stands 2 are caught in top cover 1, battery from both sides again Between bag 4, corresponding end anchors 23, end hole clipping 24 on connecting portion 22 are mutually fastened, the phase on middle part connecting portion 27 Corresponding middle part buckle 28, middle part hole clipping 29 are mutually fastened, now, the upper surface of side stand 2 and the lower surface phase of coping plate 11 Contact, the lower surface of side stand 2 is in contact with the upper surface of battery bag 4；Finally, using core bag diaphragm 5 by battery bag 4 Wrap, and the battery bag 4 for being enclosed with core bag diaphragm 5 is put into battery container 3, top cover 1 covers opening in battery container 3 On mouth, battery bag 4 is sealed in inside.

In summary, the utility model bracket component and the lithium ion battery with the bracket component, two side stands will Top cover is stuck in behind centre, and two side stands interfix, position skew will not occur again, it is to avoid the damage of lug, is added The structural stability of lithium ion battery；And two side stands are using the center of top cover as symmetric points Central Symmetry, two side stands Structure is identical, can both reduce the expense of die sinking, again user can be allowed to distinguish stent types, brought convenience to users.

The utility model is not limited to above-mentioned embodiment, no matter making any change in its shape or structure, all falls within Within protection domain of the present utility model.Protection domain of the present utility model is defined by the appended claims, this area Technical staff on the premise of without departing substantially from principle of the present utility model and essence, a variety of changes can be made to these embodiments More or modification, but these change and modification each fall within protection domain of the present utility model.

Claims (16)

1. a kind of bracket component, it is characterised in that：It includes top cover (1) and two side stands (2), two side stands (2) Centre is stuck in from the both sides of the top cover (1) by the top cover (1), two side stands (2) are with the center of the top cover (1) For symmetric points Central Symmetry；The side stand (2) includes rack body (21), two connecting portions (22), two connecting portions (22) it is located at the two ends of the rack body (21) respectively；Two side stands (2) are mutually interconnected by the connecting portion (22) Connect, the connecting portion (22) of two interconnections is respectively equipped with end anchors (23), end hole clipping (24), the end anchors (23) it can be caught in the end hole clipping (24).

2. bracket component according to claim 1, it is characterised in that：The top cover (1) includes coping plate (11), positive terminal (12), negative terminal (13), positive ear connecting sheet (14), negative electrode lug connection sheet (15), the positive terminal (12), negative terminal (13) peace On the coping plate (11), the positive ear connecting sheet (14) is fixed on the lower surface of the positive terminal (12), described Negative electrode lug connection sheet (15) is fixed on the lower surface of the negative terminal (13).

3. bracket component according to claim 2, it is characterised in that：The side stand (2) is provided with anode ear accommodating chamber (25), negative electrode lug accommodating chamber (26), the positive ear connecting sheet (14) is located in the anode ear accommodating chamber (25), the negative pole Ear connection sheet (15) is located in the negative electrode lug accommodating chamber (26).

4. bracket component according to claim 2, it is characterised in that：The positive ear connecting sheet (14) and the coping plate (11) angle between is 40 to 60 degree, and the angle between the negative electrode lug connection sheet (15) and the coping plate (11) arrives for 40 60 degree.

5. bracket component according to claim 2, it is characterised in that：The coping plate (11) is provided with positive terminal mounting hole (16), the positive terminal (12) is arranged in the positive terminal mounting hole (16), and the positive terminal (12) is located at the coping plate (11) part above is provided with outwardly positive pole mounting ring (17), the positive terminal (12) and is also cased with positive pole stop collar (18), the positive pole stop collar (18) is located between the positive pole mounting ring (17), coping plate (11), the positive pole mounting ring (17) fixed lid (19) and the coping plate fixed lid (19), the positive pole on, are stamped on positive pole on positive pole stop collar (18) (11) it is fixedly connected.

6. bracket component according to claim 5, it is characterised in that：The positive terminal mounting hole (16) and the positive terminal (12) positive pole sealing ring (118) is provided between.

7. bracket component according to claim 5, it is characterised in that：The positive terminal (12) is located at the coping plate (11) Positive pole limited block (119) is accompanied between the part of lower section and the coping plate (11), the lower surface of the coping plate (11) is provided with Positive pole upper limit position groove (120), the surface of positive terminal (12) correspondence positive pole limited block (119) is provided with positive pole lower limit groove (121), the positive pole limited block (119) is in the positive pole upper limit position groove (120), positive pole lower limit groove (121).

8. bracket component according to claim 2, it is characterised in that：The coping plate (11) is provided with negative terminal mounting hole (110), the negative terminal (13) is arranged in the negative terminal mounting hole (110), and the negative terminal (13) is located at the top cover Part above piece (11) is provided with outwardly negative pole mounting ring (122), the negative terminal (13) that to be also cased with negative pole spacing Cover (123), the negative pole stop collar (123) is located between the negative pole mounting ring (122), coping plate (11), the negative pole peace Dress ring (122), be stamped on negative pole stop collar (123) on negative pole on fixed lid (124), the negative pole fixed lid (124) with it is described Coping plate (11) is fixedly connected.

9. bracket component according to claim 8, it is characterised in that：The negative terminal mounting hole (110) and the negative pole Negative pole sealing ring (126) is provided between post (13).

10. bracket component according to claim 8, it is characterised in that：The negative terminal (13) is located under coping plate (11) Negative pole limited block (127) is accompanied between the part of side and the coping plate (11), the lower surface of the coping plate (11) is provided with negative Pole upper limit position groove (128), the surface of negative terminal (13) correspondence negative pole limited block (127) is provided with negative pole lower limit groove (129), the negative pole limited block (127) is in the negative pole upper limit position groove (128), negative pole lower limit groove (129).

11. bracket component according to claim 1, it is characterised in that：In being additionally provided with the middle part of the rack body (21) Portion's connecting portion (27), the middle part of two side stands (2) is connected with each other by the middle part connecting portion (27), during two described Portion's connecting portion (27) is respectively equipped with middle part buckle (28), middle part hole clipping (29), and the middle part buckle (28) can be caught in the middle part In hole clipping (29).

12. bracket component according to claim 1, it is characterised in that：The top cover (1) is provided with explosive valve (111), note Fluid apertures (112), the side stand (2) is provided with the gas-liquid channel (210) through the side stand (2), the gas-liquid channel (210) it is connected with the explosive valve (111), liquid injection hole (112).

13. a kind of lithium ion battery, it is characterised in that：It includes battery container (3), battery bag (4) and claim 2 to 12 Bracket component described in any one, the battery bag (4) is located in the battery container (3), and the top cover (1) is covered described In the opening of battery container (3)；The battery bag (4) be provided with anode ear (41), negative electrode lug (42), the anode ear (41) with The positive ear connecting sheet (14) is connected, and the negative electrode lug (42) is connected with the negative electrode lug connection sheet (15), the side The upper surface of support (2) is in contact with the lower surface of the coping plate (11), lower surface and the battery of the side stand (2) The upper surface of core bag (4) is in contact.

14. lithium ion battery according to claim 13, it is characterised in that：The outer wrap of the battery bag (4) has Core bag diaphragm (5).

15. lithium ion battery according to claim 14, it is characterised in that：The core bag diaphragm (5) is pasted including bottom surface Close block (51) and fitted two pieces of block (51) both sides side laminating blocks (52) positioned at the bottom surface, the bottom surface laminating block (51) with The bottom surface laminating of the battery bag (4), the side laminating block (52) is fitted with the side of the battery bag (4), described Bottom surface laminating block (51) fit with the side to be provided with anvil between block (52) and breaks (53).

16. lithium ion battery according to claim 13, it is characterised in that：The quantity of the battery bag (4) is two； The anode ear (41) of two battery bags (4) is symmetrical arranged, and the quantity of the positive ear connecting sheet (14) is for two and right Claim to set；The negative electrode lug (42) of two battery bags (4) is symmetrical arranged, and the quantity of the negative electrode lug connection sheet (15) is two It is individual and be symmetrical arranged.