CN202487711U - Battery system capable of directly using monomer batteries for series-parallel connection - Google Patents
Battery system capable of directly using monomer batteries for series-parallel connection Download PDFInfo
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- CN202487711U CN202487711U CN2012200765141U CN201220076514U CN202487711U CN 202487711 U CN202487711 U CN 202487711U CN 2012200765141 U CN2012200765141 U CN 2012200765141U CN 201220076514 U CN201220076514 U CN 201220076514U CN 202487711 U CN202487711 U CN 202487711U
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- 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
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- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
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Abstract
The utility model discloses a battery system capable of directly using monomer batteries for series-parallel connection. Positive and negative polar plates and a plurality of monomer batteries on a plurality of intermediate polar plates respectively constitute parallel battery packs, and all the parallel battery packs are connected in series for constituting the battery system; and positive and negative terminals of the monomer batteries are of annular cylindrical metals with outward protrudent bottom parts, the outer diameter of the annular cylindrical parts of the positive terminals is equivalent to the inner diameter of the annular cylindrical parts of the negative terminals, threads are arranged on the outer surfaces of the annular cylindrical parts of the positive terminals, the outward protrudent parts of the bottom parts of the positive terminals are fixed on nut caps, threads are arranged on the inner surfaces of the annular cylindrical parts of the negative terminals, and the outward protrudent parts of the bottom parts of the negative terminals are fixed at the bottom parts of the monomer batteries. By adopting the technical scheme, the series-parallel connection can be directly performed on the monomer batteries with the structure, spot welding and laser welding do not need to be performed on finished product batteries according to traditional methods, and the harm and uncertainty to the batteries, which can be caused by the spot welding and the laser welding, can be completely eliminated; and in addition, the detachability and replaceability of the battery system can be thoroughly realized.
Description
Technical field
The utility model relates to field of batteries, relates in particular to directly to use the series-parallel battery system of cell.
Background technology
At present government is vigorously supporting the new forms of energy industry, and can replace the inefficient coal of high pollution, oil etc. with the new forms of energy of high-efficiency cleaning is becoming a kind of fashion.The secondary cell that discharges and recharges capable of circulation is just becoming pilotage people wherein, and wherein ni-mh, lithium ion battery gain great popularity.At present, a lot of companies are carrying out substituting with lithium ion battery the electric motor car research and development and the production work of gasoline.With monomer baby battery string and to be linked to be the macrocell group be an important direction; Generally be no more than 4V because monomer battery voltage is low, use must be together in series; And the big more fail safe of cell capacity is poor more; So most of producers all adopt the method for the baby battery connection in series-parallel being formed the macrocell group; But right, also owing to the restriction of technical merit, part producer has to adopt the monomer high capacity cell because of using the baby battery connection in series-parallel.The reliable cylinder cell of security performance is being widely used in the connection in series-parallel of battery pack.
The cylindrical battery that occurs in the market adopts the not sub-metal-back of band edge of level and smooth terminal block, bottom mostly; Like lithium ion battery 18650,26650 etc.; The connection in series-parallel of this type of battery is nothing but to draw brace through electric resistance welding or Laser Welding at level and smooth terminal of block and metal-back bottom; Then brace is welded to other batteries again and gets on, thereby form connection in series-parallel, there are a lot of defectives in this method of attachment:
1. poor reliability, because technology limitation, there is a worldwide difficult problem in the battery welding, no matter Laser Welding or electric resistance welding are difficult to all guarantee that battery does not have rosin joint; And the cell rosin joint is arranged in the assembled battery is danger close, and this can cause the unbalanced of battery, has the battery can be by super-charge super-discharge, and gently then the battery pack life-span finishes in advance, heavy then cause battery pack blast on fire, and vehicle and life are damaged.
2. destructive strong; Though be electric resistance welding or Laser Welding all be moment high temperature metal molten is bonded together; This energy is to damage (what especially battery bottom and internal structure were pasted is very tight) that causes micro-short circuit to cell inside; Thereby, reduced the security reliability of cell.
3. on-dismountable and replacement, in a single day cell is soldered to battery pack and can't changes again, can not tear open, once tearing battery pack damage open.But we need to change some defective cells in actual motion, just will cause very big waste or battery pack security performance to descend if can not change.
4. structural instability; This type of battery arrives battery combination together by brace, owing to adopt electric resistance welding or Laser Welding, reduces the welding destructiveness in order to obtain good welds effect and consideration; Brace only can be about 0.1 millimeter thickness, thereby the structural reliability of battery is poor.
The utility model content
A series of problems such as the poor reliability that the purpose of the utility model is to exist to battery pack connection in series-parallel process in the prior art, destructive strong, on-dismountable and replacement, structural instability provide a kind of battery system that can directly use the cell string and connect.
The purpose of the utility model realizes through following technical scheme:
The utility model relates to a kind of battery system that can directly use the cell string and connect; Comprise some cells, anode plate, some middle plate and negative plates; Some cells on said anode plate, some middle plate and the negative plates are formed the batteries in parallel connection group respectively, are composed in series said battery system between each batteries in parallel connection group; Said cell comprises block, positive terminal, negative terminal; Said positive and negative electrode terminal is the outwards outstanding annular cylindrical metal in bottom; The external diameter of the annular stylolitic part of said positive terminal equates with the internal diameter of the annular stylolitic part of negative terminal; The annular stylolitic part outer surface of said positive terminal is provided with screw thread; Its bottom outwards ledge is fixed on the said block, and the annular stylolitic part inner surface of said negative terminal is provided with screw thread, and its bottom outwards ledge is fixed on the said cell bottom.
Preferably, be provided with several holes accordingly on said anode plate, some middle plate and the negative plates, the number of cell that can parallel connection on the number in said hole and each plate equates, be assembled into battery system after, the position in hole correspondence one by one on said each plate; After being assembled into battery system; The annular stylolitic part of the positive terminal of the cell of the said battery system the superiors is through the hole on the anode plate and be fixed on this anode plate, and the annular stylolitic part of its negative terminal is through the hole on the middle plate and be fixed on this middle plate; The annular stylolitic part of the annular stylolitic part of the positive terminal of the cell in said battery system intermediate layer and the negative terminal of its last layer cell is twisted through screw thread and is closed, and the annular stylolitic part of its negative terminal is through the hole on another middle plate and be fixed on this middle plate; The annular stylolitic part of the annular stylolitic part of the positive terminal of the undermost cell of said battery system and the negative terminal of its last layer cell is twisted through screw thread and is closed, and the annular stylolitic part of its negative terminal is through the hole on the negative plates and be fixed on the negative plates.
Preferably; Said anode plate comprises the positive plate nut, be arranged at positive pole between the anodal upper and lower insulating barrier sheet that confluxes; Said positive plate nut can be fastened on the annular stylolitic part of said positive terminal; Said positive pole confluxes the somewhat larger in diameter in the corresponding hole of sheet and the anodal part of insulating barrier down in the diameter of said positive plate nut, and the bore dia of insulating barrier correspondence is slightly larger than the external diameter of said positive plate nut end on positive pole; Said middle plate comprises equipotential layer and intermediate insulating layer, and the somewhat larger in diameter in hole is in the external diameter of the annular stylolitic part of negative terminal on the middle plate; Said negative plates comprises bolt, be arranged at negative pole between the upper and lower insulating barrier of the negative pole sheet that confluxes, and said bolt can be tightened at the annular stylolitic part of said negative terminal; The somewhat larger in diameter in the hole of insulating barrier part correspondence is in the external diameter of the annular stylolitic part of said negative terminal on the said negative pole; Negative pole confluxes the somewhat larger in diameter in the corresponding hole of sheet in the diameter of said bolt, and the somewhat larger in diameter in the hole that insulating barrier is corresponding under the negative pole is in the external diameter of said bolt end.
Preferably, said positive terminal directly is created on the said block.
Preferably, said block also comprises explosionproof hole, safe valve block, base plate, insulating part; Said base plate is communicated with the positive pole ear of said cell, and said safe valve block links to each other with base plate through extended shell fragment, and said insulating part coats the outside ledge in the bottom of safe valve block, positive terminal, and is covered by the cell enclosure.
Preferably, said equipotential layer is provided with the arc terminal, and said arc terminal stretches in the hole on the said middle plate.
Preferably, the positive pole sheet that confluxes is provided with anodal exit on the said anode plate, and the negative pole sheet that confluxes is provided with the negative pole exit on the said negative plates.
Preferably; Said anode plate, middle plate, negative plates all adopt pcb board; The anodal upper and lower insulating barrier of the corresponding anode plate of upper and lower insulating barrier in the said pcb board; Intermediate insulating layer on upper and lower insulating barrier of the negative pole of negative plates and the middle plate, the positive and negative electrode on the corresponding respectively anode plate of the metal copper layer in the said pcb board, the negative plates equipotential layer on sheet and the middle plate that confluxes.
Preferably; A Kong Jun on anode plate, some middle plate and the negative plates of the centre position correspondence of said battery system does not install cell; But run through by a screw rod; Said screw rod is anchored on anode plate through first nut, between said first nut and the anode plate, be equipped with second insulation spacer and stiffener between said screw rod bottom and the negative plates.
Compared with prior art, the utlity model has following beneficial effect:
1, can directly realize the connection in series-parallel of cell; The anode and cathode terminals of cell is welded on before making cell on block and the shell in advance, need not eliminate injury and uncertainty that spot welding, Laser Welding possibly cause battery fully by the spot welding on the finished product battery of traditional method, Laser Welding; And can distinguish defective products in advance.
2, because anode and cathode terminals has corresponding screw thread, can twist through screw thread and close, so can twist through the terminal screw threads for fastening between the cell and close, no longer need be to spot welding of finished product battery or Laser Welding; Can avoid causing to avoid causing because of welding at present problems such as cell poor reliability because of welding at present to the destructive strong problem of cell; Screw threads for fastening connection has simultaneously also improved the battery pack structure Mechanical Reliability.
3, the cell of the utility model in case of necessity can dismounting and change, has solved non-removable problem in the battery pack connection in series-parallel; Simultaneously also reduce the cost loss of battery pack and prolonged battery pack useful life.
4, the utility model also through screw rod and stiffener from the fastening battery system of inward at both ends up and down, further guarantee the structural reliability of the good and whole system of the various piece contact of entire cell system.
Description of drawings
Fig. 1 is the cross-sectional structure sketch map of the utility model battery system;
Fig. 2 is the cross-sectional structure sketch map of the utility model cell;
Fig. 3 is the structural representation of utility model battery system anode plate, and wherein A is a cross sectional representation, and B is a vertical view;
Fig. 4 is the structural representation of the utility model battery system middle plate, and wherein A is a cross sectional representation, and B is a vertical view;
Fig. 5 is the structural representation of the utility model battery system negative plates, and wherein A is a cross sectional representation, and B is a vertical view;
Fig. 6 is the structural representation of the utility model battery cap, and wherein A is a cross sectional representation, and B is a vertical view;
Fig. 7 is the cross-sectional structure sketch map of the battery system of the utility model band screw rod;
Wherein, 1, cell, 2, anode plate, 3, middle plate, 4, negative plates, 5, block, 6, shell; 7, Upper gasket, 8, the volume core, 9, lower gasket, 10, negative lug, 11, negative terminal, 12, positive pole ear; 13, first insulation spacer, 14, positive terminal, 15, safe valve block, 16, base plate, 17, insulated ring, 18, explosionproof hole; 19, insulating part, 20, the positive plate nut, 21, the positive pole sheet that confluxes, 22, insulating barrier on the positive pole, 23, anodal insulating barrier down, 24, the equipotential layer; 25, intermediate insulating layer, 26, bolt, 27, insulating barrier under the negative pole, 28, insulating barrier on the negative pole, 29, the negative pole sheet that confluxes, 30, the arc terminal; 31, anodal exit, 32, the negative pole exit, 33, screw rod, 34, first nut, 35, second insulation spacer, 36, stiffener.
Embodiment
Below in conjunction with accompanying drawing and case study on implementation the utility model structure is done further to set forth, this elaboration only is the explanation to the utility model structure, but not to the restriction of the utility model.
Like Fig. 1, shown in 2; A kind of battery system that can directly use the cell string and connect; Comprise some cell 1, anode plate 2, some middle plate 3 and negative plates 4; Some cells 1 on said anode plate 2, some middle plate 3 and the negative plates 4 are formed the batteries in parallel connection group respectively, are composed in series said battery system between each batteries in parallel connection group; Said cell 1 comprises elements such as block 5, shell 6, Upper gasket 7, volume core 8, lower gasket 9, negative lug 10, positive pole ear 12, first insulation spacer 13, also comprises positive terminal 14, negative terminal 11; Said positive and negative electrode terminal 14,11 is the outwards outstanding annular cylindrical metal in bottom; The external diameter of the annular stylolitic part of said positive terminal 14 equates with the internal diameter of the annular stylolitic part of negative terminal 11; The annular stylolitic part outer surface of said positive terminal 14 is provided with screw thread; Its bottom outwards ledge is fixed on the said block 5; The annular stylolitic part inner surface of said negative terminal 11 is provided with screw thread, and its bottom outwards ledge is fixed on said cell 1 bottom.
Be provided with several holes accordingly on said anode plate 2, some middle plate 3 and the negative plates 4, the number of cell 1 that can parallel connection on the number in said hole and each plate equates, be assembled into battery system after, the position in hole correspondence one by one on said each plate; After being assembled into battery system; The annular stylolitic part of the positive terminal 14 of the cell 1 of the said battery system the superiors is through the hole on the anode plate 2 and be fixed on this anode plate 2, and the annular stylolitic part of its negative terminal 11 is through the hole on the middle plate 3 and be fixed on this middle plate 3; The annular stylolitic part of the annular stylolitic part of the positive terminal 14 of the cell 1 in said battery system intermediate layer and the negative terminal 11 of its last layer cell 1 is twisted through screw thread and is closed, and the annular stylolitic part of its negative terminal 11 is through the hole on another middle plate 3 and be fixed on this middle plate 3; The annular stylolitic part of the annular stylolitic part of the positive terminal 14 of the undermost cell 1 of said battery system and the negative terminal 11 of its last layer cell 1 is twisted through screw thread and is closed, and the annular stylolitic part of its negative terminal 11 is through the hole on the negative plates 4 and be fixed on the negative plates 4.
Problems such as anode plate, middle plate, the negative plates that the battery system of present embodiment uses mainly solves battery pack parallel connection equipotential, confluxes, mechanical support.
The cross-sectional structure sketch map of battery system anode plate is as shown in Figure 3; Said anode plate 2 comprises positive plate nut 20, be arranged at anodal upper and lower insulating barrier 22, the positive pole between 23 confluxes sheet 21; Said positive plate nut 20 can be fastened on the annular stylolitic part of said positive terminal 14; Said positive pole conflux the corresponding hole of sheet 21 and anodal insulating barrier 23 parts down somewhat larger in diameter in (diameter of 1～2mm) said positive plate nut 20, the bore dias of insulating barrier 22 correspondences are slightly larger than the (external diameter of 1～2mm) said positive plate nut, 20 ends on positive pole; Said middle plate 3 comprises equipotential layer 24 and intermediate insulating layer 25, and the somewhat larger in diameter in hole is in (the external diameter of the annular stylolitic part of 1～2mm) negative terminal 11 on the middle plate 3; Said negative plates 4 comprises bolt 26, be arranged at the upper and lower insulating barrier of negative pole 28, the negative pole between 27 confluxes sheet 29, and said bolt 26 can be tightened at the annular stylolitic part of said negative terminal 11; The somewhat larger in diameter in the hole of insulating barrier 28 parts correspondence is in (the external diameter of the annular stylolitic part of 1～2mm) said negative terminal 11 on the said negative pole; Negative pole confluxes the somewhat larger in diameter in the corresponding hole of sheet 29 in (diameter of 1～2mm) said bolt 26, the somewhat larger in diameter in the hole that insulating barrier 27 is corresponding under the negative pole is in (the external diameter of 1～2mm) said bolt, 26 ends.
In the present embodiment, said positive terminal 14 directly is created on the said block 5.The cross-sectional structure sketch map of block is as shown in Figure 6, and said block 5 also comprises explosionproof hole 18, safe valve block 15, insulated ring 17, base plate 16, insulating part 19; Said base plate 16 is communicated with the positive pole ear 12 of said cell 1; Said safe valve block 15 links to each other with base plate 16 through extended shell fragment; Said insulating part 19 coats the outside ledge in the bottom of safe valve block 15, positive terminal 14, and is covered by cell shell 6 inside.
In the present embodiment, also be provided with arc terminal 30 (as shown in Figure 4) on the said equipotential layer 24, said arc terminal 30 stretches in the hole on the said middle plate 3; Thereby better be connected, realize the equipotential parallel connection with GND terminal 11.
When assembling, the battery system of present embodiment begins assembling from negative pole; One by one cell 1 negative terminal 11 is screwed on the negative plates 4 through the bolt on the negative plates 4 26; Put middle plate 3 to all cell 1 positive terminals 14 on the plate then; And second layer cell negative terminal 11 is screwed on the positive terminal 14 of each cell 1 on the negative plates 4 one to one, put middle plate (3) at second layer cell 1 positive terminal 14 again, one deck battery of connecting again ... Last one deck cell 1 positive terminal 14 puts anode plate 2, and through positive plate nut 20 this layer cell positive terminal 14 is connected on the anode plate 2.The concrete assembling as follows:
1, cell 1 negative terminal 11 inserts in the hole of negative plates 4 from top to bottom; Bolt 26 is screwed on the negative terminal 11 from the bottom up, conflux on the sheet 29 and form parallel connection thereby cell 1 is connected to negative pole, on the negative pole under insulating barrier 28, the negative pole insulating barrier 27 play insulating heat-conductive and mechanical support effect; The negative pole negative pole exit 32 that sheet 29 is provided with that confluxes; Derive end as the battery pack negative pole, the negative pole sheet 29 that confluxes compiles cathodal current, keeps the negative pole equipotential simultaneously.
2, the hole on middle plate 3, anode plate 2, the negative plates 4 is corresponding one by one with cell, has how many cells to want parallel connection just to need what holes; Simultaneously, there are what layer cell to connect and just need corresponding number of plies middle plate 3.The positive terminal 14 that has been connected to the cell 1 on the negative plates 4 up inserted the hole of middle plate 3 end of from; The negative terminal 11 of one deck cell 1 of middle plate 3 tops is screwed on the positive terminal 14 from top to bottom; Being about to battery is together in series; GND bottom and negative terminal 11 tighten the arc terminal 30 of equipotential layers 24 and equipotential 24 simultaneously; Thereby form the equipotential parallel connection, intermediate insulating layer 25 plays insulating heat-conductive and mechanical support effect, and equipotential layer 24 keeps the batteries in parallel connection current potential identical.
3, assemble anode plate 2 at last; To up insert the hole of anode plate 2 end of from by the positive terminal 14 that descends the cell of having assembled from last one deck of last number 1 from negative plates 4; Positive plate nut 20 is screwed on the positive terminal 14 from top to bottom; Conflux on the sheet 21 thereby whole layer cell 1 is connected to positive pole, insulating barrier 22, positive pole time insulating barrier 23 play insulating heat-conductive and mechanical support effect positive pole on, the positive pole anodal exit 31 that sheet 21 is provided with that confluxes; Derive end as battery anode, the positive pole sheet 21 that confluxes compiles anodal electric current and keeps anodal equipotential simultaneously.
In the present embodiment, the anode and cathode terminals of cell is welded on block and the shell before making cell in advance, can not damage the finished product battery, and can distinguish defective products in advance.When the cell shell was the stainless steel material metal-back, shell was an end opening cylinder, and directly the solder terminal in the bottom will be blocked a shot through slot rolling, crimping simultaneously and enclosed in the shell, and the block edge needs the cushion seal of plastic cement insulating part; When battery case was the aluminum alloy materials metal-back, shell was the logical cylinder in a two, and bottom and loam cake are all through being laser-welded to the cylinder two ends, so bottom terminals can only be welded on the bottom earlier.Because positive and negative end all has threaded terminal, can twist through the terminal screw threads for fastening between battery and the battery and close, no longer need be to spot welding of finished product battery or Laser Welding.Can avoid causing to avoid causing cell poor reliability problem because of welding at present because of welding at present to the destructive strong problem of cell.Simultaneously, also improved the battery system structure Mechanical Reliability through being fastenedly connected of terminal screw thread between battery and the battery.
In use, can determine the series connection number of plies of single above-mentioned battery system according to requirements such as electrical appliance power, also can be to adopt the battery system of several present embodiments to connect or parallel connection.
Embodiment 2
Present embodiment is with embodiment 1; Institute's difference is: said anode plate 2, middle plate 3, negative plates 4 all adopt pcb board; The anodal upper and lower insulating barrier 22,23 of the corresponding anode plate 2 of upper and lower insulating barrier in the said pcb board; Intermediate insulating layer 25 on upper and lower insulating barrier 28,27 of the negative pole of negative plates 4 and the middle plate 3, the positive and negative electrode on the corresponding respectively anode plate of the metal copper layer in the said pcb board 2, the negative plates 4 equipotential layer 24 on sheet 21,29 and the middle plate 3 that confluxes.Like this, make each pole plate production process simplify, the better lower production cost of battery system.
Present embodiment is with embodiment 1; Institute's difference is; As shown in Figure 7, a Kong Jun on anode plate 2, some middle plate 3 and the negative plates 4 of the centre position correspondence of said battery system does not install cell 1, but is run through by a screw rod 33; Said screw rod 33 is anchored on the anode plate 2 through first nut 34, between said first nut 34 and the anode plate 2, be equipped with second insulation spacer 35 and stiffener 36 between said screw rod 33 bottoms and the negative plates 4.From the fastening battery system of inward at both ends up and down, the various piece contact that further guarantees the entire cell system well and the structural reliability of whole system through screw rod and stiffener for present embodiment.
Claims (9)
1. battery system that can directly use the cell string and connect; Comprise some cells (1), anode plate (2), some middle plate (3) and negative plates (4); It is characterized in that; Some cells (1) on said anode plate (2), some middle plate (3) and the negative plates (4) are formed the batteries in parallel connection group respectively, are composed in series said battery system between each batteries in parallel connection group; Said cell (1) comprises block (5), positive terminal (14), negative terminal (11); Said positive and negative electrode terminal (14,11) is the outwards outstanding annular cylindrical metal in bottom; The external diameter of the annular stylolitic part of said positive terminal (14) equates with the internal diameter of the annular stylolitic part of negative terminal (11); The annular stylolitic part outer surface of said positive terminal (14) is provided with screw thread; Its bottom outwards ledge is fixed on the said block (5); The annular stylolitic part inner surface of said negative terminal (11) is provided with screw thread, and its bottom outwards ledge is fixed on said cell (1) bottom.
2. the battery system that can directly use the cell string and connect according to claim 1; It is characterized in that; Be provided with several holes accordingly on said anode plate (2), some middle plate (3) and the negative plates (4); The number of cell (1) that can parallel connection on the number in said hole and each plate equates, be assembled into battery system after, the position in hole correspondence one by one on said each plate; After being assembled into battery system; The annular stylolitic part of the positive terminal (14) of the cell (1) of the said battery system the superiors is through the hole on the anode plate (2) and be fixed on this anode plate (2), and the annular stylolitic part of its negative terminal (11) is through the hole on the middle plate (3) and be fixed on this middle plate (3); The annular stylolitic part of the annular stylolitic part of the positive terminal (14) of the cell (1) in said battery system intermediate layer and the negative terminal (11) of its last layer cell (1) is twisted through screw thread and is closed, and the annular stylolitic part of its negative terminal (11) is through the hole on another middle plate (3) and be fixed on this middle plate (3); The annular stylolitic part of the annular stylolitic part of the positive terminal (14) of the undermost cell of said battery system (1) and the negative terminal (11) of its last layer cell (1) is twisted through screw thread and is closed, and the annular stylolitic part of its negative terminal (11) is through the hole on the negative plates (4) and be fixed on the negative plates (4).
3. the battery system that can directly use the cell string and connect according to claim 2; It is characterized in that; Said anode plate (2) comprises positive plate nut (20), be arranged at positive pole between the anodal upper and lower insulating barrier (22, the 23) sheet (21) that confluxes; Said positive plate nut (20) can be fastened on the annular stylolitic part of said positive terminal (14); Said positive pole confluxes the somewhat larger in diameter in the corresponding hole of sheet (21) and the anodal part of insulating barrier (23) down in the diameter of said positive plate nut (20), and the bore dia of insulating barrier on positive pole (22) correspondence is slightly larger than the external diameter of said positive plate nut (20) end; Said middle plate (3) comprises equipotential layer (24) and intermediate insulating layer (25), and middle plate (3) goes up the somewhat larger in diameter in hole in the external diameter of the annular stylolitic part of negative terminal (11); Said negative plates (4) comprises bolt (26), be arranged at negative pole between the upper and lower insulating barrier of negative pole (28, the 27) sheet (29) that confluxes, and said bolt (26) can be tightened at the annular stylolitic part of said negative terminal (11); The somewhat larger in diameter in the hole that insulating barrier on the said negative pole (28) part is corresponding is in the external diameter of the annular stylolitic part of said negative terminal (11); Negative pole confluxes the somewhat larger in diameter in the corresponding hole of sheet (29) in the diameter of said bolt (26), and the somewhat larger in diameter in the hole that insulating barrier under the negative pole (27) is corresponding is in the external diameter of said bolt (26) end.
4. the battery system that can directly use the cell string and connect according to claim 3 is characterized in that said positive terminal (14) directly is created on the said block (5).
5. the battery system that can directly use the cell string and connect according to claim 4 is characterized in that, said block (5) also comprises explosionproof hole (18), safe valve block (15), base plate (16), insulating part (19); Said base plate (16) is communicated with the positive pole ear (12) of said cell (1); Said safe valve block (15) links to each other with base plate (16) through extended shell fragment; Said insulating part (19) coats the outside ledge in the bottom of safe valve block (15), positive terminal (14), and is covered by cell shell (6) inside.
6. the battery system that can directly use the cell string and connect according to claim 3 is characterized in that said equipotential layer (24) is provided with arc terminal (30), and said arc terminal (30) stretches in the hole on the said middle plate (3).
7. the battery system that can directly use the cell string and connect according to claim 3 is characterized in that, the said positive pole sheet (21) that confluxes is provided with anodal exit (31), and the said negative pole sheet (29) that confluxes is provided with negative pole exit (32).
8. according to claim 3ly can directly use the series-parallel battery system of cell; It is characterized in that; Said anode plate (2), middle plate (3), negative plates (4) all adopt pcb board; The anodal upper and lower insulating barrier (22,23) of the corresponding anode plate of upper and lower insulating barrier (2) in the said pcb board; The upper and lower insulating barrier of negative pole (28,27) of negative plates (4) and the intermediate insulating layer (25) on the middle plate (3), metal copper layer in the said pcb board be the equipotential layer (24) on sheet (21,29) and the middle plate (3) that confluxes of the positive and negative electrode on corresponding anode plate (2), the negative plates (4) respectively.
9. the battery system that can directly use the cell string and connect according to claim 3; It is characterized in that; A Kong Jun on anode plate (2), some middle plate (3) and the negative plates (4) of the centre position correspondence of said battery system does not install cell (1); But run through by a screw rod (33); Said screw rod (33) is anchored on anode plate (2) through first nut (34), between said first nut (34) and the anode plate (2), be equipped with second insulation spacer (35) and stiffener (36) between said screw rod (33) bottom and the negative plates (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200765141U CN202487711U (en) | 2011-10-06 | 2012-03-02 | Battery system capable of directly using monomer batteries for series-parallel connection |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201120391203.X | 2011-10-06 | ||
| CN201120391203 | 2011-10-06 | ||
| CN2012200765141U CN202487711U (en) | 2011-10-06 | 2012-03-02 | Battery system capable of directly using monomer batteries for series-parallel connection |
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| CN202487711U true CN202487711U (en) | 2012-10-10 |
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| CN201210054848.3A Expired - Fee Related CN102593410B (en) | 2011-10-06 | 2012-03-02 | Battery system formed by directly performing series-parallel connection on unit batteries |
| CN2012200765141U Expired - Lifetime CN202487711U (en) | 2011-10-06 | 2012-03-02 | Battery system capable of directly using monomer batteries for series-parallel connection |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210054848.3A Expired - Fee Related CN102593410B (en) | 2011-10-06 | 2012-03-02 | Battery system formed by directly performing series-parallel connection on unit batteries |
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| Country | Link |
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| CN (2) | CN102593410B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102593410A (en) * | 2011-10-06 | 2012-07-18 | 李义 | Battery system formed by directly performing series-parallel connection on unit batteries |
| CN106898716A (en) * | 2017-03-31 | 2017-06-27 | 深圳市沃特玛电池有限公司 | Battery modules |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105024035A (en) * | 2015-07-30 | 2015-11-04 | 何健舟 | Novel serial-parallel dome connection structure for battery packing |
| CN106784567B (en) * | 2017-01-18 | 2024-03-12 | 华霆（合肥）动力技术有限公司 | Power supply and power supply system for preventing battery thermal runaway |
| CN108461698A (en) * | 2018-03-01 | 2018-08-28 | 杭州泓创新能源有限公司 | Connection in series-parallel modular electric storage battery group |
| JP2019207823A (en) * | 2018-05-30 | 2019-12-05 | 株式会社オートネットワーク技術研究所 | Wiring module and power storage module |
| CN108832069A (en) * | 2018-08-27 | 2018-11-16 | 苏州安靠电源有限公司 | Battery modules |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5578392A (en) * | 1995-02-17 | 1996-11-26 | Japan Storage Battery Co., Ltd. | Cylindrical cell, a cell pack, and a cell holder |
| CN201142341Y (en) * | 2007-12-21 | 2008-10-29 | 赵建和 | Electrode switching plate of series battery group |
| CN201608237U (en) * | 2009-10-31 | 2010-10-13 | 郑州宇通客车股份有限公司 | Storage battery and storage battery pack |
| CN102593410B (en) * | 2011-10-06 | 2014-09-03 | 李义 | Battery system formed by directly performing series-parallel connection on unit batteries |
-
2012
- 2012-03-02 CN CN201210054848.3A patent/CN102593410B/en not_active Expired - Fee Related
- 2012-03-02 CN CN2012200765141U patent/CN202487711U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102593410A (en) * | 2011-10-06 | 2012-07-18 | 李义 | Battery system formed by directly performing series-parallel connection on unit batteries |
| CN102593410B (en) * | 2011-10-06 | 2014-09-03 | 李义 | Battery system formed by directly performing series-parallel connection on unit batteries |
| CN106898716A (en) * | 2017-03-31 | 2017-06-27 | 深圳市沃特玛电池有限公司 | Battery modules |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102593410A (en) | 2012-07-18 |
| CN102593410B (en) | 2014-09-03 |
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