CN205583062U

CN205583062U - Lithium cellization becomes anchor clamps

Info

Publication number: CN205583062U
Application number: CN201521143260.0U
Authority: CN
Inventors: 王美丽; 李志行
Original assignee: NEOSONIC ENERGY TECHNOLOGY CORP
Current assignee: NEOSONIC ENERGY TECHNOLOGY CORP
Priority date: 2015-12-31
Filing date: 2015-12-31
Publication date: 2016-09-14
Anticipated expiration: 2025-12-31

Abstract

The utility model provides a lithium cellization becomes anchor clamps, includes a base and a suppression device, and wherein, this base supplies to place a soft -packing lithium cell. This suppression device pivot is established on this base, should suppress the device and include a clamp plate, should suppress that the device is controlled and between a primary importance and a second place pivot, when this primary importance, this lithium cell decurrent pressure is bestowed to this clamp plate, makes the lithium cell can pressurize uniformly to the upper and lower two sides of lithium cell with this base at the in -process of changing, this clamp plate, avoids the lithium cell to be out of shape. When desiring to relieve this pressure, should suppress device pivot and to this second place, can relieve this pressure as long as control.

Description

Formation of Li-ion batteries fixture

Technical field

This utility model relates to lithium battery production technology, particularly to one during formation of Li-ion batteries The fixture used.

Background technology

Chemical conversion (or claiming activation) is the important procedure in lithium ion battery production process, and formation process is straight Connect and affect the capacity performance of battery, cycle performance, self-discharge performance, high-temperature behavior etc..For Soft Roll Dress lithium ion battery for, chemical conversion during carry out the most simultaneously pressurization be beneficial to Soft Roll lithium from The aerofluxus of sub-battery.

Flexible packing lithium ion battery uses plastic-aluminum packaging film as shell, and its hardness is low compared with aluminum hull, easily Deformation, outward appearance relative difficult controls.In order to keep the shell shape of flexible packing lithium ion battery, existing Method be the train wheel bridge when preliminary filling, or at preliminary filling with continuous fill equal train wheel bridge.At present, industry uses Clamping plate be single two boards body, during use, two boards body is placed on relative flat of two of battery Face, then fix this two plate body with dovetail clip.So, deformation and the thickness to flexible packing lithium ion battery Increase and have certain inhibitory action.

But, the pole of the winding flexible packing lithium ion battery that current each lithium ion battery production firm produces The compressible amount in sheet winding flanging district, less than in the middle part of battery, is applied to the method that existing plate body clamps Limited strength on lithium ion battery surface, and the deviation of dovetail clip placement location can cause flexible package Discontinuity in lithium ion battery plane, making can not be by enough pressure in the middle part of battery.This is by shadow Ring being fully contacted of positive and negative plate and isolating membrane in the middle part of flexible packing lithium ion battery, affect flexible-packaged lithium The gas of ion battery accumulated inside is discharged, thus affects the performance of battery.And pole piece coiling flanging district Pressure experienced is the biggest, pole piece coiling flanging district even can be caused to deform, it is impossible to reach flexible package The effect of lithium ion battery shaping.

Utility model content

In view of this, the purpose of this utility model is to provide a kind of formation of Li-ion batteries fixture, can be uniform Bear on lithium battery.

In order to reach above-mentioned purpose, a kind of formation of Li-ion batteries fixture that this utility model provides, in order to press from both sides Holding a lithium battery, include a base and a pressure setting, wherein, this base is for placing this lithium battery； This pressure setting is hubbed on this base, and this pressure setting includes a pressing plate, and this pressure setting is manipulated And pivot is put between a primary importance and a second position, when this primary importance, this lithium bestowed by this pressing plate The pressure that battery one is downward, when this second position, this pressure releases.

Wherein, this pressure setting includes at least one linkage, and this linkage includes be articulated Handle and a press part, and this handle and this press part be hubbed on this base respectively；This handle is manipulated And pivot is put between one the 3rd position and one the 4th position, when this handle is positioned at three positions, driving should Press part pivot pendulum makes this press part promote this pressing plate to bestow this pressure of this lithium battery to this primary importance；Should When handle is positioned at four positions, this press part pivot is driven to put to this second position and this pressure releases.

Wherein, this linkage includes a connecting rod, this connecting rod respectively with this handle and this base pivot Connect, make this handle be hubbed at this base.

Wherein, this pressing plate has a bottom surface and an end face, and this bottom surface is in the face of this lithium battery；This press part Being arranged on the pressure head on this depression bar including a depression bar and at least, this depression bar is distinguished this handle of pivot joint and is somebody's turn to do Base；When this depression bar is positioned at this primary importance, this pressure head is driven to be against the end face of this pressing plate, this depression bar When being positioned at this second position, this pressure head is driven to leave the end face of this pressing plate.

Wherein, this depression bar has an elongated vacancy section, and the length of this vacancy section is axially located this depression bar Major axis is upwards；This press part includes that at least one is arranged on this depression bar and passes the adjustment list of this vacancy section Unit；This pressure head is arranged on this depression bar through this adjustment unit；This adjustment unit is in order to drive this pressure head Length along this vacancy section moves axially and changes the position that this pressure head is against the end face of this pressing plate.

Wherein, a upper surface and a lower surface of this depression bar is run through in this vacancy section of this depression bar；This adjustment Unit includes screw rod one first nut and one second nut；This screw rod passes the vacancy section of this depression bar, And this pressure head is combined in one end of this screw rod；This first nut and this second nut are combined on this screw rod And it is axial to fix this screw rod length in vacancy section with upper surface to compress the lower surface of this depression bar respectively Position.

Wherein, this formation of Li-ion batteries fixture comprises two packing rings, is set on this screw rod and lays respectively at this Between first nut and this depression bar and between this second nut and this depression bar；This first nut with this Two nuts compress upper surface and the lower surface of this depression bar respectively through this two packing ring；Respectively this packing ring has two Folding wall, this eighty percent discount wall respectively in the face of this depression bar back to two sidewalls.

Wherein, this press part includes at least one adjustment unit being arranged on this depression bar, and this pressure head passes through This adjustment unit is arranged on this depression bar；This depression bar has a lower surface, and this adjustment unit is in order to drive This movable press head and change the distance between this pressure head and lower surface of this depression bar.

Wherein, this depression bar has at least one screw；This adjustment unit includes a spiral shell being combined with this screw Bar；This pressure head is connected to one end of this screw rod；This movable press head is driven to change by rotating this screw rod Distance between this pressure head and lower surface of this depression bar.

Wherein, this adjustment unit comprises a nut, is combined on this screw rod, and this nut is for compressing this pressure Bar and limit this screw rod and cannot rotate.

Wherein, this base includes that a base plate arranges support on which floor plate with at least one, this handle with This press part is articulated in this support respectively.

Wherein, this base plate has a tank for placing this lithium battery, and this support is positioned at the side of this tank, This tank has a cell wall and is positioned at the position of this support relatively, and this cell wall is cancave cambered surface.

Wherein, this base has a tank for placing this lithium battery.

Wherein, in the range of this pressing plate is positioned at the orthographic projection of this tank.

Wherein, this tank is formed with an open end at the sidewall of this base.

Effect of the present utility model is, during formation of Li-ion batteries, this pressing plate and this base can The upper and lower faces of this lithium battery is pressurizeed equably, in order to the aerofluxus being lithium battery, it is to avoid lithium electricity Pond deforms.

Accompanying drawing explanation

Fig. 1 is the side view of the formation of Li-ion batteries fixture of this utility model the first preferred embodiment；

Fig. 2 is the top view of the formation of Li-ion batteries fixture of above-mentioned preferred embodiment；

Fig. 3 is side view diagram, discloses press part and is positioned at the second position, and handle is positioned at the 4th position；

Fig. 4 is a schematic diagram, discloses screw rod band dynamic head and moves relative to depression bar；And

Fig. 5 is a schematic diagram, discloses the formation of Li-ion batteries fixture of this utility model the second preferred embodiment Screw rod band dynamic head move relative to depression bar.

[description of reference numerals]

[this utility model]

10 base 12 base plate 122 tanks

122a open end 122b cell wall 14 support

16 pressure setting 18 pressing plate 182 bottom surfaces

184 end face 20 linkage 22 press parts

26 depression bar 262 vacancy section 264 upper surfaces

266 lower surface 268 sidewall 32 adjustment units

34 screw rod 35 first nut 36 second nuts

38 pressure head 40 handle 42 connecting rods

44 first pivot 46 second pivot 48 the 3rd pivots

50 the 4th pivot 52 packing ring 522 folding walls

P1 primary importance

The P2 second position

P3 the 3rd position

P4 the 4th position

B lithium battery

54 depression bar 542 screws

Detailed description of the invention

For this utility model can be illustrated more clearly that, now lifts a preferred embodiment and coordinate accompanying drawing specifically Bright as follows.Fig. 1 to Fig. 4 is the formation of Li-ion batteries fixture of this utility model the first preferred embodiment, uses To clamp a lithium battery B, in the present embodiment, this lithium battery B is flexible packing lithium ion battery.This lithium electricity Pond B battery formation clamp includes base 10 and a pressure setting 16.

This base 10 includes a base plate 12 and at least one support 14, and this base plate 12 has a tank 122 For placing this lithium battery B, this tank 122 is formed with an open end 122a at the sidewall of this base plate 12, This open end 122a is available for the lug end of this lithium battery B and stretches out, in order to fill this lithium battery B Electricity or electric discharge.The quantity of this at least one support 14 is multiple in the present embodiment, and these supports 14 set Put on this base plate 12 and be positioned at the side outside this tank 122.Additionally, this tank 122 has one Cell wall 122b is positioned at the position of this support 14 relatively, and this cell wall 122b is cancave cambered surface, if by this groove Above wall 122b when inserting this lithium battery B, this lithium battery B can be along the concave arc of this cell wall 122b Face slides to the bottom land of this tank 122.Certainly, as long as this lithium battery B can insert this tank 122, It is not limited with above-mentioned implantation mode.

This pressure setting 16 includes a pressing plate 18 and at least one linkage 20, the chi of this pressing plate 18 In the range of the very little orthographic projection enclosing, less than this tank 122, the scope set and be positioned at this tank 122, and this pressure Plate 18 is positioned at the top of this lithium battery B.This pressing plate 18 has bottom surface 182 and an end face 184, This bottom surface 182 is in the face of this lithium battery B.

The quantity of this at least one linkage 20 is multiple in the present embodiment, and is hubbed on this respectively On those supports 14 of base 10.The structure of those linkages 20 is identical, existing as a example by one Illustrate, wherein:

This linkage 20 includes a press part 22, one handle 40 and a connecting rod 42.This compresses Part 22 through one first pivot 44 and this handle 40 pivot joint and through one second pivot 46 and one this Frame 14 pivot joint.This handle 40 is through one the 3rd pivot 48 and connecting rod 42 pivot joint, this connecting rod 42 Through one the 4th pivot 50 and this support 14 pivot joint, this handle 40 is made to be hubbed on this base 10 On support 14.Whereby, this press part 22 can be in primary importance P1 shown in Fig. 1 and Fig. 3 institute Pivot pendulum between second position P2 shown, and this handle 40 can be at one the 3rd position P3 shown in Fig. 1 And pivot pendulum between one the 4th position P4 shown in Fig. 3.

When this handle 40 is pressed to the 3rd position P3 by user manipulation, this handle drives this to support Casting die 22 pivot is put to this primary importance P1；When this handle 40 by user manipulation be pulled upwardly to this During four position P4, this handle 40 drives this press part 22 pivot to put to this second position P2.

More specifically, this press part 22 includes that depression bar 26, an at least adjustment unit 32 is with at least one Pressure head 38.This depression bar 26 is articulated in this hands through this first pivot 44 respectively with this second pivot 46 On the support 14 of handle 40 and this base 10, and this depression bar 26 driven by this handle 40 and this Pivot pendulum between one position P1 and this second position P2.This depression bar 26 has an elongated vacancy section 262, A upper surface 264 and a lower surface 266 and this vacancy section of this depression bar 26 is run through in this vacancy section 262 The length of 262 is axially located the major axis of this depression bar 26 upwards.

The quantity of this at least one adjustment unit 32 is multiple in the present embodiment and includes a screw rod respectively 34 and one first nut 35 and one second nut 36, this screw rod 34 is through the vacancy section of this depression bar 26 262, this first nut 35 is combined on this screw rod 34 and this depression bar 26 with this second nut 36 Between this first nut 35 and this second nut 36.This first nut 35 and this depression bar 26 it Between and this second nut 36 and this depression bar 26 between be respectively arranged with two packing rings 52, this two packing ring 52 It is set on this screw rod 34, and this first nut 35 passes through this two pad respectively with this second nut 36 Circle 52 compresses upper surface 264 and the lower surface 266 of this depression bar 26, is engraving so as to fixing this screw rod 34 The position that the length of dead zone 262 is axial.Respectively this packing ring 52 has eighty percent discount wall 522, this eighty percent discount wall 522 Respectively in the face of this depression bar 26 back to two sidewalls 268.At locking respectively this first nut 35 and respectively should During the second nut 36, respectively the folding wall 522 of this packing ring 52 can abut with the sidewall 268 of this depression bar 26, To prevent packing ring 52 from rotating, allow respectively this first nut 35 can press this hard with respectively this second nut 36 Depression bar 26, firmly fixes screw rod 34.

The quantity of this at least one pressure head 38 is multiple in the present embodiment and is bonded respectively to those screw rods The bottom of 34, makes those pressure heads 38 be arranged on this depression bar 26 through those adjustment units 32.Should A little pressure heads 38 are in order to the end face 184 of this pressing plate 18 of contact.

By above-mentioned structure (with reference to shown in Fig. 1), the handle of those linkages 20 is pressed to During the 3rd position P3, those depression bar 26 pivots are put to this primary importance P1, drive those pressure heads 38 Push against the end face at this pressing plate 18, and bestow the downward pressure of this lithium battery B mono-.Whereby, at this During lithium battery B chemical conversion, this pressing plate 18 and this base plate 12 can upper and lower to this lithium battery B Pressurizeing equably in two sides, is beneficial to the aerofluxus of lithium battery B, it is to avoid lithium battery B deforms.

Shown in reference Fig. 3, when those handles 40 are up carried to the 4th position P4, those depression bars 26 pivots are put to this second position P2, drive those pressure heads 38 to leave the end face 184 of this pressing plate 18, i.e. This pressure bestowing this lithium battery B can be released.

It is worth mentioning that (with reference to shown in Fig. 4), unscrew respectively this first nut 35 and respectively this second spiral shell At least one among cap 36, user can axially promote respectively this spiral shell along the length of this vacancy section 262 Bar 34 is traversing, and drive respectively this pressure head 38 moves axially along the length of this vacancy section 262.Whereby, can depend on The lithium battery B of different in width changes the position that respectively this pressure head 38 is against the end face 184 of this pressing plate 18.

Additionally, the position of also adjustable respectively this first nut 35 and respectively this second nut 36, to change Respectively this screw rod 34 down stretches out the length of respectively this depression bar 26 lower surface 266, and then drives this pressure head 38 up or move down.Whereby, can according to the lithium battery B of different-thickness change this pressure head 38 with Distance between the lower surface 266 of this depression bar 26.And after the position of respectively this pressure head 38 determines, rotation Tight respectively this first nut 35 and respectively this second nut 36, make respectively this first nut 35 and respectively this second spiral shell Cap 36 compresses respectively this depression bar 26, and can limit respectively this screw rod 34 cannot rotate.

As it is shown in figure 5, be this utility model the second embodiment, its difference is on depression bar 54 It is not provided with vacancy section, and is provided with two screws 542 being combined with this two screw rod 34, for adjusting pressure head 38 positions moved up and down, then be against on this depression bar 54 with the second nut 36, limit this two screw rod 34 cannot rotate.

It should be understood that and the foregoing is only the embodiment that this utility model is the most feasible, not For limiting this utility model, all within spirit of the present utility model and principle, that is done any repaiies Change, equivalent, improvement etc., within should be included in protection domain of the present utility model.

Claims

1. a formation of Li-ion batteries fixture, in order to clamp a lithium battery, it is characterised in that include:

One for placing the base of this lithium battery；And

One pressure setting being pivoted on the base, this pressure setting includes a pressing plate, this pressure setting manipulated and between a primary importance and a second position pivot pendulum, when this primary importance, the pressure that this lithium battery one is downward bestowed by this pressing plate, when this second position, and this pressure releases.

Formation of Li-ion batteries fixture the most according to claim 1, it is characterised in that wherein this pressure setting includes at least one linkage, this linkage includes one handle and the press part being articulated, and this handle is hubbed on this base respectively with this press part；This handle manipulated and between one the 3rd position and one the 4th position pivot pendulum, when this handle is positioned at three positions, drive this press part pivot pendulum to make this press part promote this pressing plate to bestow this pressure of this lithium battery to this primary importance；When this handle is positioned at four positions, this press part pivot is driven to put to this second position and this pressure releases.

Formation of Li-ion batteries fixture the most according to claim 2, it is characterised in that wherein this linkage includes a connecting rod, this connecting rod respectively with this handle and this base pivot joint, make this handle be hubbed on this base.

Formation of Li-ion batteries fixture the most according to claim 3, it is characterised in that wherein this pressing plate has a bottom surface and an end face, this bottom surface is in the face of this lithium battery；This press part includes that a depression bar and at least is arranged on the pressure head on this depression bar, this depression bar this handle of pivot joint and this base respectively；When this depression bar is positioned at this primary importance, drive this pressure head to be against the end face of this pressing plate, when this depression bar is positioned at this second position, drive this pressure head to leave the end face of this pressing plate.

Formation of Li-ion batteries fixture the most according to claim 4, it is characterised in that wherein this depression bar has an elongated vacancy section, the length of this vacancy section is axially located the major axis of this depression bar upwards；This press part includes that at least one is arranged on this depression bar and passes the adjustment unit of this vacancy section；This pressure head is arranged on this depression bar through this adjustment unit；This adjustment unit changes, in order to drive this pressure head to move axially along the length of this vacancy section, the position that this pressure head is against the end face of this pressing plate.

Formation of Li-ion batteries fixture the most according to claim 5 a, it is characterised in that wherein upper surface and a lower surface of this depression bar is run through in this vacancy section of this depression bar；This adjustment unit includes one first nut and one second nut of a screw rod；This screw rod is through the vacancy section of this depression bar, and this pressure head is combined in one end of this screw rod；This first nut and this second nut are combined on this screw rod and compress respectively the lower surface of this depression bar and the position that upper surface is axial to fix this screw rod length in vacancy section.

Formation of Li-ion batteries fixture the most according to claim 6, it is characterised in that it comprises two packing rings being set on this screw rod and laying respectively between this first nut and this depression bar and between this second nut and this depression bar；This first nut and this second nut compress upper surface and the lower surface of this depression bar respectively through this two packing ring；Respectively this packing ring has eighty percent discount wall, this eighty percent discount wall respectively in the face of this depression bar back to two sidewalls.

Formation of Li-ion batteries fixture the most according to claim 4, it is characterised in that wherein this press part includes at least one adjustment unit being arranged on this depression bar, this pressure head is arranged on this depression bar through this adjustment unit；This depression bar has a lower surface, and this adjustment unit changes the distance between this pressure head and lower surface of this depression bar in order to drive this movable press head.

Formation of Li-ion batteries fixture the most according to claim 8, it is characterised in that wherein this depression bar has at least one screw；This adjustment unit includes a screw rod being combined with this screw；This pressure head is connected to one end of this screw rod；This movable press head is driven to change the distance between this pressure head and lower surface of this depression bar by rotating this screw rod.

Formation of Li-ion batteries fixture the most according to claim 9, it is characterised in that wherein this adjustment unit comprises a nut being combined on this screw rod, this nut is for compressing this depression bar and limiting this screw rod and cannot rotate.

11. formation of Li-ion batteries fixtures according to claim 2, it is characterised in that wherein this base includes a base plate and at least one setting support on which floor plate, and this handle and this press part are articulated on this support respectively.

12. formation of Li-ion batteries fixtures according to claim 11, it is characterized in that, wherein this base plate has a tank supplying to place this lithium battery, and this support is positioned at the side of this tank, this tank has a cell wall being positioned at the position of this support relatively, and this cell wall is cancave cambered surface.

13. formation of Li-ion batteries fixtures according to claim 1, it is characterised in that wherein this base has one for placing the tank of this lithium battery.

14. formation of Li-ion batteries fixtures according to claim 13, it is characterised in that in the range of wherein this pressing plate is positioned at the orthographic projection of this tank.

15. formation of Li-ion batteries fixtures according to claim 13, it is characterised in that wherein this tank is formed with an open end at the sidewall of this base.