CN107331817A - Lithium battery structure - Google Patents
Lithium battery structure Download PDFInfo
- Publication number
- CN107331817A CN107331817A CN201710626765.XA CN201710626765A CN107331817A CN 107331817 A CN107331817 A CN 107331817A CN 201710626765 A CN201710626765 A CN 201710626765A CN 107331817 A CN107331817 A CN 107331817A
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- China
- Prior art keywords
- pressing plate
- hole
- support
- connector
- locking member
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 44
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 44
- 238000003825 pressing Methods 0.000 claims abstract description 157
- 230000007246 mechanism Effects 0.000 claims abstract description 23
- 238000009434 installation Methods 0.000 claims abstract description 4
- 230000005611 electricity Effects 0.000 claims description 3
- 230000008859 change Effects 0.000 abstract description 11
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 22
- 238000003466 welding Methods 0.000 description 21
- 229910052759 nickel Inorganic materials 0.000 description 11
- 239000000463 material Substances 0.000 description 5
- 230000004888 barrier function Effects 0.000 description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 239000000741 silica gel Substances 0.000 description 3
- 229910002027 silica gel Inorganic materials 0.000 description 3
- 229960001866 silicon dioxide Drugs 0.000 description 3
- 238000012549 training Methods 0.000 description 3
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 description 2
- 230000032683 aging Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000003063 flame retardant Substances 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229910052793 cadmium Inorganic materials 0.000 description 1
- BDOSMKKIYDKNTQ-UHFFFAOYSA-N cadmium atom Chemical compound [Cd] BDOSMKKIYDKNTQ-UHFFFAOYSA-N 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 229910052753 mercury Inorganic materials 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- -1 plate Substances 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 230000007096 poisonous effect Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/052—Li-accumulators
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Abstract
The present invention discloses a kind of lithium battery structure, including：Pressing plate, the pressing plate includes the first pressing plate and the second pressing plate being oppositely arranged；Battery component, the battery component is located between first pressing plate and the second pressing plate；Some locking mechanisms, the two ends of each locking mechanism are detachably connected with first pressing plate and the second pressing plate respectively, so that the battery component installation/depart from first pressing plate and the second pressing plate.The present invention is intended to provide convenient assembled, dismounting, can change battery cell string and connected mode exempt from weld lithium battery structure.
Description
Technical field
The present invention relates to technical field of lithium batteries, and in particular to a kind of pin-connected panel is exempted to weld lithium battery structure.
Background technology
Lithium battery because its have do not contained in energy density height, very long service life, memory-less effect and lithium battery lead,
The advantages of poisonous and harmful substances such as mercury, cadmium and be widely used in the industries such as new energy industry, automobile, consumer electronics.Due to continuation of the journey
Time and voltage request, lithium battery usually require to be packaged into battery pack that is many and going here and there more, and traditional battery pack is to use mash welder
The nickel sheet of spot welding connection is together in series or parallel, to reach the purpose for improving battery capacity and voltage.But, battery pack
There are four major drawbacks using traditional welding method welding：First, melting nickel sheet by the contact high temperature moment of mash welder two
Make that its both positive and negative polarity with lithium cell is spot-welded together, high temperature easily makes to change inside lithium cell, not only influences lithium battery
Service life, it is possible to situation about training off occur, fried point is left in nickel sheet and causes potential safety hazard；Second, spot welding needs are special
Spot welding machine equipment could ensure its consistency, and special spot-welding equipment cost is all very high, and power utilization environment is required, and is not easy to
Popularization；Third, by welding groups of battery core inconvenient maintenance and not recoverable, causing the wasting of resources；Fourth, complete in groups
The string and mode of battery pack can not be changed again, and compatibility is bad.
The content of the invention
The main object of the present invention is to provide a kind of lithium battery structure, it is desirable to provide convenient assembled, dismounting, change battery
The exempting from of monomer string and connected mode welds lithium battery structure.
To achieve the above object, lithium battery structure proposed by the present invention, including：
Pressing plate, the pressing plate includes the first pressing plate and the second pressing plate being oppositely arranged；
Battery component, the battery component is located between first pressing plate and the second pressing plate；Some locking mechanisms, it is each
The two ends of locking mechanism are detachably connected with first pressing plate and the second pressing plate respectively, so that the battery component is installed/taken off
From in first pressing plate and the second pressing plate.
Further, each locking mechanism includes a connection piece and two lockings being detachably connected respectively with connector two ends
Part, the connector located at the periphery of the battery component and/or through the battery component, and positioned at first pressing plate and
Between second pressing plate, the first pressing plate and the second pressing plate correspondence connector offers first through hole, and a locking member is worn
The first through hole and described connector one end for crossing the first pressing plate are detachably connected, and another locking member leads to through the first of the second pressing plate
Hole is detachably connected with the connector other end.
Further, the connector and the locking member alternative one are provided with screw thread, another provided with screw thread in the two
Hole, the locking member is threadedly coupled with the connector.
Further, each locking mechanism also include two cushion blocks, a cushion block be slideably sheathed on a locking member and with institute
The first pressing plate abutting is stated, another cushion block is slideably sheathed on another locking member and abutted with second pressing plate.
Further, if the battery component includes dry cell batteries, support and some conducting strips, the support includes relative
The first support and second support of setting, some battery packs are located between first support and second support, described first
Frame and the second support are equipped with the conducting strip away from the side of the battery pack, and the first support and second support are equal
Provided with some spaced fixing holes, the two ends of each battery pack are respectively accommodated in corresponding fixing hole, and with institute
State conducting strip abutting.
Further, the first support and second support be additionally provided with spaced second through hole of fixing hole, it is described
The second through hole correspondence connector is set, and a locking member passes through the first through hole of the first pressing plate and the second through hole of first support
It is detachably connected with described connector one end, another locking member passes through the first through hole of the second pressing plate and the second of second support to lead to
Hole is detachably connected with the connector other end.
Further, the first support and second support are additionally provided with some interval settings towards the side of the conducting strip
Locating piece, per a positioning block, one second through hole of correspondence is set, and the 3rd connected with second through hole is offered per a positioning block
Through hole, the conducting strip offers some spaced spacing holes, and each spacing hole, the locking are contained in per a positioning block
Part is connected through first through hole, third through-hole and the second through hole with the connector.
Further, the battery component also includes some pads, first pressing plate and conducting strip and the second pressing plate with
Some pads are equipped between conducting strip.
Further, the battery component also includes the protection board located at the battery pack side, and the protection board is located at
Between first pressing plate and the second pressing plate, and abutted with the conducting strip.
Further, the protection board is convexly equipped with projection, and the first pressing plate and the second pressing plate correspondence projection is provided with
Fourth hole, the projection is contained in the fourth hole.
In the inventive solutions, lithium battery structure includes pressing plate, battery component and locking mechanism, its center platen
Including the first pressing plate and the second pressing plate being oppositely arranged, battery component is located between the first pressing plate and the second pressing plate, passes through locking
First pressing plate and the second pressing plate are removably pressed locking by structure, on the one hand, can make battery component it is firm be installed on first
Between pressing plate and the second pressing plate, prevent lithium battery structure from occurring vibration and causing battery component loose contact, on the other hand, also make
Battery component is obtained to be easy to dismantle between the first pressing plate and the second pressing plate, it is convenient to change battery cell string and connection side in battery component
Formula.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the accompanying drawing used required in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art,
On the premise of not paying creative work, it can also obtain other attached according to the structure shown in these accompanying drawings
Figure.
Fig. 1 is the structural representation of lithium battery structure of the present invention；
Fig. 2 is Fig. 1 explosive view；
Fig. 3 is the structural representation of locking mechanism in Fig. 1；
Fig. 4 is the assembled schematic diagram of part-structure in Fig. 2.
Drawing reference numeral explanation：
The realization, functional characteristics and advantage of the object of the invention will be described further referring to the drawings in conjunction with the embodiments.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the present invention, rather than whole embodiments.Base
Embodiment in the present invention, those of ordinary skill in the art obtained under the premise of creative work is not made it is all its
His embodiment, belongs to the scope of protection of the invention.
It is to be appreciated that institute is directional in the embodiment of the present invention indicates that (such as up, down, left, right, before and after ...) is only used
In explaining relative position relation, motion conditions under a certain particular pose (as shown in drawings) between each part etc., if should
When particular pose changes, then directionality indicates also correspondingly therewith to change.
In the present invention, unless otherwise clearly defined and limited, term " connection ", " fixation " etc. should be interpreted broadly,
For example, " fixation " can be fixedly connected or be detachably connected, or integrally；Can be mechanically connect or
Electrical connection；Can be joined directly together, can also be indirectly connected to by intermediary, can be the connection or two of two element internals
The interaction relationship of individual element, unless otherwise clear and definite restriction.For the ordinary skill in the art, can basis
Concrete condition understands the concrete meaning of above-mentioned term in the present invention.
In addition, in the present invention such as relating to the description of " first ", " second " etc. be only used for describe purpose, and it is not intended that
Indicate or imply its relative importance or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ",
At least one this feature can be expressed or be implicitly included to the feature of " second ".In addition, the technical side between each embodiment
Case can be combined with each other, but must can be implemented as basis with those of ordinary skill in the art, when the combination of technical scheme
It will be understood that the combination of this technical scheme is not present, also not in the guarantor of application claims when appearance is conflicting or can not realize
Within the scope of shield.
The present invention proposes a kind of lithium battery structure 100.
Incorporated by reference to referring to figs. 1 to Fig. 4, in an embodiment of the present invention, the lithium battery structure includes pressing plate 10, battery pack
Part 20 and some locking mechanisms 30, its center platen 10 include the first pressing plate 11 and the second pressing plate 12 being oppositely arranged, battery component
20 are located between the first pressing plate 11 and the second pressing plate 12, and the two ends of each locking mechanism 30 are pressed with the first pressing plate 11 and second respectively
Plate 12 is detachably connected, so that battery component 20 is installed/departed from the first pressing plate 11 and the second pressing plate 12.
Nickel sheet is welded in battery pack structure by existing battery pack structure by mash welder so that battery pack structure is realized
Serial or parallel connection, reaches the purpose for improving battery capacity and voltage.But, battery pack structure is welded using traditional welding method
Connect and there are many drawbacks, for example：Melting nickel sheet by the contact high temperature moment of mash welder two makes itself and lithium cell in battery pack structure
Both positive and negative polarity it is spot-welded together, high temperature easily makes to change inside lithium cell, not only influence lithium battery service life, also have
Situation about training off is likely to occur, fried point is left in nickel sheet and causes potential safety hazard；Spot welding needs spot welder dedicated equipment to protect
Its consistency is demonstrate,proved, special spot-welding equipment cost is all very high, and power utilization environment is required, be not easy to popularization；Electricity after welding
Battery core inconvenient maintenance and not recoverable, cause the wasting of resources in the group structure of pond；The connection in series-parallel of battery pack structure after welding
Mode can not be changed again, and compatibility is bad.
Lithium battery structure proposed by the present invention, including pressing plate 10, battery component 20 and locking mechanism 30, its center platen 10
Including being oppositely arranged the first pressing plate 11 and the second pressing plate 12, battery component 20 is located between the first pressing plate 11 and the second pressing plate 12,
First pressing plate 11 and the second pressing plate 12 are removably pressed and locked by locking mechanism 30, on the one hand, battery component 20 can be made
Firm is installed between the first pressing plate 11 and the second pressing plate 12, prevents lithium battery structure 100 from occurring vibration and causing battery pack
The loose contact of part 20, on the other hand, also causes battery component 20 to be easy to dismantle between the first pressing plate 11 and the second pressing plate 12, convenient
Change battery cell string and connected mode in battery component 20.It should be understood that in the present embodiment, locking mechanism 30 can pass through
The connected modes such as fastening, buckle, screw thread are by the first pressing plate 11 and the second removably pressing locking of pressing plate 12, so that battery component
20 installations/depart from the first pressing plate 11 and the second pressing plate 12.In the present embodiment, pressing plate 10 can be a Rotating fields, two layers of knot
Structure or sandwich construction, when pressing plate 10 is a Rotating fields, the on-deformable hard insulation of material selection of pressing plate 10 is made, pressure
When plate 10 is double-layer structure, pressing plate 10 includes insulating barrier and supporting layer, and the insulating barrier of pressing plate 10 is contacted with battery component 20, pressing plate
10 supporting layer deviates from the surface of battery component 20 located at insulating barrier, now, and the insulating barrier material of pressing plate 10 can select electro-insulating rubber
Or other insulating materials are made, the supporting layer material of pressing plate 10 can select on-deformable hard insulation or on-deformable
Hard metal material is made.
Further, in order that battery component 20 can both consolidate be installed on the first pressing plate 11 and the second pressing plate 12 it
Between, prevent lithium battery structure 100 from occurring vibration and causing the loose contact of battery component 20, again battery component 20 can be caused to be easy to
Dismantled between the first pressing plate 11 and the second pressing plate 12, it is convenient to change battery cell string and connected mode in battery component 20, such as
Shown in Fig. 2 and Fig. 3, in the present embodiment, each locking mechanism 30 includes a connection piece 32 and respectively can with the two ends of connector 32
Two locking members 31 of connection are dismantled, connector 32 is located at the periphery of battery component 20, and/or through battery component 20, and be located at
Between first pressing plate 11 and the second pressing plate 12, the first pressing plate 11 and the second pressing plate 12 correspondence connector 32 offer first through hole
13, the first through hole 13 of a locking member 31 through the first pressing plate 11 is detachably connected with the one end of connector 32, another locking member 31
First through hole 13 through the second pressing plate 12 is detachably connected with the other end of connector 32.It should be understood that when battery component 20
During the negligible amounts of middle battery pack 21, connector 32 can be arranged at the periphery of battery component 20, when battery in battery component 20
When the quantity of group 21 is more, connector 32 can also be set through battery component 20, to ensure that battery pack 21 and conducting strip 23 are good
Good contact.The height of connector 32 is equal to or less than the height of battery component 20, and two locking members 31 are each passed through the first pressing plate 11
It is connected with the first through hole 13 of the second pressing plate 12 with the two ends of connector 32, it can be ensured that be installed on the by what battery component 20 was consolidated
Between one pressing plate 11 and the second pressing plate 12, and cause battery pack 21 and the good contact of conducting strip 23.It is preferred that, the height of connector 32
Height of the degree equal to battery component 20 so that battery component 20 will not be because of excessively the first pressing plate 11 of pressing of locking mechanism 30 after installation
With the second pressing plate 12, occur battery pack 21 and the phenomenon of the loose contact of conducting strip 23.
Specifically, as shown in figure 3, in the present embodiment, the connector 32 and the alternative one of locking member 31 of locking mechanism 30
Provided with screw thread, another provided with screwed hole in the two, locking member 31 is threadedly coupled with connector 32.It is used as the preferred of the present embodiment
Embodiment, the two ends of connector 32 are equipped with screwed hole, and locking member 31 is provided with screw thread, two locking members 31,32 liang of connector of insertion
Threaded connection is realized in the screwed hole at end, it is preferred that connector 32 and locking member 31 can use bolt and nut.
Further, in order that obtaining locking member 31 through the first through hole 13 of the first pressing plate 11 and the second pressing plate 12 with being connected
When part 32 is connected, locking member 31 does not wear and tear at the first through hole 13 of the first pressing plate 11 and the second pressing plate 12, also causes lock
The connection that tight part 31 and connector 32 can be fastened, as described in Figure 3, in the present embodiment, each locking mechanism 30 also includes two
Cushion block 33 a, cushion block 33 is slideably sheathed on a locking member 31, and the locking member 31 passes through the first through hole 13 of the first pressing plate 11
When being connected with the one end of connector 32, the cushion block 33 is abutted with the first pressing plate 11；Another cushion block 33 is slideably sheathed on another lock
Tight part 31, when the first through hole 13 of the locking member 31 through the second pressing plate 12 is connected with the other end of connector 32, the cushion block 33 and
Second pressing plate 12 is abutted so that locking member 31 can realize stabilization with connector 32, be fastenedly connected.
Specifically, as shown in Figure 2 and Figure 4, in the present embodiment, if battery component 20 includes dry cell batteries 21, support 22
And some conducting strips 23, support 22 includes the first support 221 and second support 222 being oppositely arranged, if dry cell batteries 21 are located at
Between first support 221 and second support 222, first support 221 and second support 222 are equipped with away from the side of battery pack 21
Conducting strip 23, if in order that first support 221 and second support 222 can preferably fix dry cell batteries 21, first support 221
Some spaced fixing holes 223 are equipped with second support 222, the two ends of each battery pack 21 are respectively accommodated in first
In frame 221 and a fixing hole 223 of second support 222, and abutted with conducting strip 23.If connector 32 located at dry cell batteries 21 it
Between gap/periphery, when the negligible amounts of battery pack 21 in battery component 20, connector 32 can be arranged at battery pack 21
Periphery, when the quantity of battery pack 21 in battery component 20 is more, between connector 32 can also be arranged between battery pack 21
Gap, to ensure battery pack 21 and the good contact of conducting strip 23.Now, first support 221 and second support 222 are additionally provided with fixing
Spaced second through hole 225 in hole 223, the second through hole 225 correspondence connector 32 is set, and connector 32 can be contained in second and lead to
Hole 225, a locking member 31 is through the first through hole 13 of the first pressing plate 11 and the second through hole 225 of first support 221, with connector
32 one end are detachably connected, and another locking member 31 passes through the first through hole 13 of the second pressing plate 12 and the second of second support 222 to lead to
Hole 225 is detachably connected with the other end of connector 32, it can be ensured that if dry cell batteries 21 are fixed on into first support 221 and second
Between frame 222, meanwhile, fixed between the second pressing plate 12 and second support 222 between the first pressing plate 11 and first support 221
There is conducting strip 23, so that conducting strip 23 is abutted with the two ends of battery pack 21.
It should be understood that the pressing of conducting strip 23 is arranged at into the first pressing plate 11 and first support 221 using the first pressing plate 11
Between, and abutted with one end of battery pack 21, the pressing of conducting strip 23 is arranged at the second pressing plate 12 and second by the second pressing plate 12
Between frame 222, and abutted with the other end of battery pack 21, instead of conventional batteries and welded conducting strip 23 using welding manner
In in battery pack 21, it is to avoid because high temperature easily makes to change inside lithium cell in battery pack 21 during welding, not only influence lithium
The service life of battery, it is also possible to situation about training off occur, fried point is left on conducting strip 23 and causes potential safety hazard；Meanwhile,
Conducting strip 23 is connected by the present invention by the way of pressing with battery pack 21, also helps the lithium electricity of convenient maintenance battery pack 21
Core, and convenient recycling, economize on resources；And the convenient series-parallel system for changing battery pack structure, with good compatibility
Property.
Further, in order that conducting strip 23 can preferably be pressed on the pressing plate 12 of the first pressing plate 11/ second and first
The second support 222 of frame 221/, and with the two ends good contact of battery pack 21, and good location is realized to conducting strip 23, such as Fig. 2 institutes
Show, in the present embodiment, first support 221 and second support 222 are additionally provided with some interval settings towards the side of conducting strip 23
Locating piece 224, per a positioning block 224, one second through hole 225 of correspondence is set, and is offered and the second through hole 225 per a positioning block 224
The third through-hole 226 of connection, conducting strip 23 offers some spaced spacing holes 231, is contained in often per a positioning block 224
One spacing hole 231, locking member 31 is connected through first through hole 13, the through hole 225 of third through-hole 226 and second with connector 32.Can
With understanding, communication groove is formed between adjacent locating piece 224 in the second support 222 of first support 221/, conducting strip 23
Spacing hole 231 is placed on the locating piece 224 of the second support 222 of first support 221/, and other positions of conducting strip 23 are then located at should
Groove, now, the depth of groove are suitable with the thickness of locating piece 224, the locating piece 224 of the second support 222 of first support 221/
A plane can be collectively forming with conducting strip 23, battery pack 21 is abutted by fixing hole 223 with conducting strip 23.It is used as the present embodiment
Preferred embodiment, conducting strip 23 is preferably conductive nickel sheet.
Further, contacted in order that obtaining conducting strip 23 and preferably being realized with battery pack 21, and 30 pair first of locking mechanism
When the pressing plate 12 of pressing plate 11 and second realizes pressing locking, conducting strip 23 will not be made to deform and cause conducting strip 23 and battery pack
21 there is the phenomenon of loose contact, as shown in Figure 2 and Figure 4, in the present embodiment, and battery component 20 also includes some pads 24,
Some pads 24 are equipped between first pressing plate 11 and the pressing plate 12 of conducting strip 23 and second and conducting strip 23.The material of pad 24
Using high flame retardant, high temperature not deformation, non-aging buffered silica gel pad, when realizing pressing by locking mechanism 30, by nickel sheet
With the both positive and negative polarity of lithium cell in battery pack 21 pressing together tightly, conductive area is not caused by effectively solving welding
Greatly, the drawbacks of contact internal resistance is high.
Further, as depicted in figs. 1 and 2, in the present embodiment, battery component 20 also includes being located at the side of battery pack 21
Protection board 25, protection board 25 is located between the first pressing plate 11 and the second pressing plate 12, and abutted with the conducting strip 24.Protection board
25 are convexly equipped with projection 251, and the first pressing plate 11 and the second pressing plate 12 correspondence projection 251 are provided with fourth hole 14, and projection 251 is contained in
Fourth hole 14.In the present embodiment, the setting of protection board 25 simplifies in conventional batteries and to be welded to many data acquisition lines
The problem of battery pack, and because data acquisition line is different in size, therefore the internal resistance produced is different, the acquisition precision caused is low
The problems such as.
In the present invention lithium battery structure by the cooperation of locking mechanism 30 and pressing plate 10 by conducting strip 23 and battery pack 21
The both positive and negative polarity of middle lithium cell pressing together tightly, when needing to change the series-parallel system of battery pack 21, it is only necessary to will lock
After locking structure 30 is dismantled, the engagement sequence of conducting strip 23 and battery pack 21 is rearranged, you can realization is convenient for changing battery pack 21
Series-parallel system.Meanwhile, pressing of the present invention using pressing mode by the both positive and negative polarity of lithium cell in nickel sheet and battery pack tightly
Together, conventional batteries problems caused by welding are effectively solved, for example, welding causes to influence making for lithium battery
Leave that the cost that the potential safety hazard, welding that fried point causes need special equipment to cause is too high with life-span, welding, can not return after welding
The problems such as receipts cause the wasting of resources and can not change the series-parallel system of battery pack；Using high flame retardant, high temperature not deformation, no
The buffered silica gel pad of easy aging so that nickel sheet is preferably contacted with battery pack, it is to avoid the problems such as loose contact occur；The pressure of use
The material such as plate, nickel sheet, support, silicagel pad, bolt and nut feeding is convenient, and cost performance is high, can effectively avoid conventional batteries
The drawbacks of bond pads need the special mash welder ability spot welding of purchase high price, and it is assembled convenient, conveniently popularize.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the scope of the invention, it is every at this
Under the inventive concept of invention, the equivalent structure transformation made using description of the invention and accompanying drawing content, or directly/use indirectly
It is included in other related technical fields in the scope of patent protection of the present invention.
Claims (10)
1. a kind of lithium battery structure, it is characterised in that including：
Pressing plate, the pressing plate includes the first pressing plate and the second pressing plate being oppositely arranged；
Battery component, the battery component is located between first pressing plate and the second pressing plate；Some locking mechanisms, each locking
The two ends of structure are detachably connected with first pressing plate and the second pressing plate respectively so that the battery component installation/depart from
First pressing plate and the second pressing plate.
2. lithium battery structure as claimed in claim 1, it is characterised in that each locking mechanism includes a connection piece and with connecting
Two locking members that fitting two ends are detachably connected respectively, the connector is located at the periphery of the battery component and/or through institute
Battery component is stated, and is located between first pressing plate and the second pressing plate, the first pressing plate and the second pressing plate the correspondence company
Fitting offers first through hole, and the first through hole of a locking member through the first pressing plate detachably connects with described connector one end
Connect, the first through hole of another locking member through the second pressing plate is detachably connected with the connector other end.
3. lithium battery structure as claimed in claim 2, it is characterised in that the connector and the locking member alternative one
Provided with screw thread, another provided with screwed hole in the two, the locking member is threadedly coupled with the connector.
4. lithium battery structure as claimed in claim 2, it is characterised in that each locking mechanism also includes two cushion blocks, a pad
Block is slideably sheathed on a locking member and abutted with first pressing plate, and another cushion block is slideably sheathed on another locking member
And abutted with second pressing plate.
5. the lithium battery structure as described in claim any one of 2-4, it is characterised in that the battery component includes some electricity
Pond group, support and some conducting strips, the support include the first support and second support being oppositely arranged, some battery packs
Between first support and second support, the first support and the second support are all provided with away from the side of the battery pack
There is the conducting strip, the first support and second support are equipped with some spaced fixing holes, the two of each battery pack
End is respectively accommodated in corresponding fixing hole, and is abutted with the conducting strip.
6. lithium battery structure as claimed in claim 5, it is characterised in that the first support and second support be additionally provided with
Spaced second through hole of fixing hole, the second through hole correspondence connector is set, and a locking member passes through the first pressing plate
First through hole and the second through hole of first support be detachably connected with described connector one end, another locking member is through the second pressure
The first through hole of plate and the second through hole of second support are detachably connected with the connector other end.
7. lithium battery structure as claimed in claim 6, it is characterised in that the first support and second support are towards described
The side of conducting strip is additionally provided with some interval setting locating pieces, and per a positioning block, one second through hole of correspondence is set, per a positioning block
The third through-hole connected with second through hole is offered, the conducting strip offers some spaced spacing holes, each
Locating piece is contained in each spacing hole, and the locking member passes through first through hole, third through-hole and the second through hole and the connector
Connection.
8. lithium battery structure as claimed in claim 5, it is characterised in that the battery component also includes some pads, institute
State and some pads are equipped between the first pressing plate and conducting strip and the second pressing plate and conducting strip.
9. lithium battery structure as claimed in claim 5, it is characterised in that the battery component also includes being located at the battery
The protection board of group side, the protection board is located between first pressing plate and the second pressing plate, and is abutted with the conducting strip.
10. lithium battery structure as claimed in claim 9, it is characterised in that the protection board is convexly equipped with projection, described first
Pressing plate and the second pressing plate correspondence projection are provided with fourth hole, and the projection is contained in the fourth hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710626765.XA CN107331817A (en) | 2017-07-27 | 2017-07-27 | Lithium battery structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710626765.XA CN107331817A (en) | 2017-07-27 | 2017-07-27 | Lithium battery structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107331817A true CN107331817A (en) | 2017-11-07 |
Family
ID=60227756
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710626765.XA Pending CN107331817A (en) | 2017-07-27 | 2017-07-27 | Lithium battery structure |
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| Country | Link |
|---|---|
| CN (1) | CN107331817A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108493384A (en) * | 2018-05-29 | 2018-09-04 | 北斗航天汽车（北京）有限公司 | Square lithium ion battery module, battery pack, electric vehicle |
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Application publication date: 20171107 |