CN201015123Y

CN201015123Y - Combined battery

Info

Publication number: CN201015123Y
Application number: CNU2006200369657U
Authority: CN
Inventors: 罗国强
Original assignee: Individual
Current assignee: Individual
Priority date: 2006-12-31
Filing date: 2006-12-31
Publication date: 2008-01-30
Anticipated expiration: 2016-12-31

Abstract

The composite type storage cell comprises a plurality of cascaded sub storage cell, of which the symmetrical positions at the opposite sides of the casing are respectively provided with a positive and a negative interconnection end, drawing from a positive and a negative plate. The two sub storage cells, of which the positive and negative interconnection ends are connected for the convenience of the interconnection, are affixed against each other. The casing of the sub storage cell is provided with an upper and a lower casing, and the electrolyte and the positive and negative plate are positioned in the sealed lower casing, and the upper casing is provided with a traverse fixing hole. The bolt is fixedly connected with each sub storage cell as an integer after orderly threading through each sub storage cell, so that the installation is made convenient. The lateral wall of the upper casing is provided with a male tab or a flute, on which the positive and negative interconnection ends are respectively positioned. The shape of the male tab is matched with the shape of the flute. For the two sub storage cells are arranged side by side, and the male tab is inserted into the flute, the interconnection is reliable. Rabbets, which are mutually blocked, are arranged on the lateral wall of the casing. The lower casing is made of transparent material, for ease in observing the status of the electrode plate status. The storage cell is connected in series by a plurality of sub storage cells, by which the required voltage can be gotten, and the damaged can be timely replaced without influencing the usage of the other sub storage cells, so that the service life of the cell is prolonged.

Description

Modular electric storage battery

(1) technical field:

The utility model relates to the battery technology field, is specially a kind of modular electric storage battery.

(2) background technology:

After existing lead acid accumulator repeated charge a period of time, pole plate can occur puncturing in various degree or surperficial lead sulfate crystallization accumulation, causes pole plate part area to lose efficacy, and can't participate in electrochemical reaction, and the efficient of storage battery is descended greatly, has to scrap.The storage battery that for example is used for electric motor car, major part are valve-control sealed lead acid batteries, and it is simple in structure, non-maintaining for this storage battery, extensive use.But mainly because of its cycle charging life-span of damage of pole plate only one year about, the replacing that reduces storage battery just can reduce the cost of electric motor car working service.

Often only appear on the small part pad-face when damage of accumulator plate begins, can will speed up the inefficacy of this battery other parts pole plate because of the damage of its part, and other battery efficiency that the damage of certain battery also can influence in the batteries reduces, and accelerate fatigue, lost efficacy, finally can't use, have to change all storage batterys of whole batteries.If jumbo storage battery can be changed into the storage battery serial connection of a plurality of low capacities, in time change the little storage battery of certain damage, and other unspoiled little storage battery still can continue normal use, can prolong the useful life of storage battery relatively.

But present storage battery, capacity is bigger, interconnects inconvenience, connect improperly also to cause short circuit easily or open circuit, and the batteries of a plurality of series connection on equipment installation and change all inconvenience, be difficult to be used in combination.

(3) utility model content:

The purpose of this utility model is to provide a kind of a plurality of identical sub-storage battery to make up the modular electric storage battery that is in series, and can conveniently obtain different voltages, and replacing for convenience detach.

For achieving the above object, the modular electric storage battery of the utility model design comprises 2～10 identical sub-storage batterys of series connection, and each sub-storage battery has electrolyte and positive/negative plate are arranged in seal casinghousing, the housing.In symmetrical position, the relative both sides of each sub-accumulator housing the just interconnected end and the negative interconnected end of drawing from positive/negative plate arranged respectively, two sub-battery jar body side surfaces recline mutually, and the positive and negative interconnected end of the two is coupled to each other.

Described sub-accumulator housing is divided into the mutually affixed upper shell and the lower house of sealing, and electrolyte and positive/negative plate are in lower house, and upper shell has on the side of interconnected end and 2～4 fixing holes that traverse upper shell arranged, the center line of fixing hole and this lateral vertical; Two or more sub-battery jar body side surfaces recline successively mutually, the fixing hole of each sub-storage battery of screw bolt passes, and fixedly connected each sub-storage battery is an one.

On the upper shell two lateral walls of described sub-storage battery boss or groove are arranged respectively, above-mentioned positive and negative interconnected end lays respectively on the boss or in the groove, boss matches with groove shapes, and the height that boss protrudes wall is identical with the degree of depth that groove is lower than wall, two sub-battery jar body side surface phases are also leaned on, the boss of a sub-battery jar body sidewall embeds in the groove of another sub-battery jar body sidewall, the positive and negative interconnected end of two sub-storage batterys is coupled to each other, and the sidewall other parts that two sub-accumulator housings are adjacent are pasted mutually.

The just interconnected end of described sub-storage battery is positioned at the boss end face of storage battery upper shell sidewall or the bottom surface of groove, and negative interconnected end is positioned at the bottom surface or the boss end face of the groove of another sidewall of housing.

Described storage battery upper shell have positive and negative interconnected end sidewall around male half coupling or recessed seam are arranged, the difference in height of concave, convex seam and its wall, protrude the height of this wall with boss or the degree of depth that groove is lower than wall identical; Two sub-battery jar body side surface phases are also leaned on the mutual cutting ferrule of the seam of the two housing sidewall.The male half coupling of sub-battery jar body sidewall is identical with the recessed seam width of another sidewall.Sub-storage battery lower house is that transparent material is made.

The advantage of modular electric storage battery described in the utility model is: 1, the design's sub-battery cell case structure can make a plurality of sub-storage batterys interconnected extremely easily, as long as a sub-storage battery had the one side of boss and the reeded one side of another sub-storage battery and be close together, the positive and negative interconnected end of the two just interconnects, and does not need to connect with lead again; Former single storage battery is divided into a plurality of sub-storage batterys serial connections, when a sub-battery damage wherein, as long as in time change the sub-storage battery that damages, other just can continue normal use; 2, the book accumulator housing has seam, can install and use on equipment as the storage battery of an integral body behind the mutual cutting ferrule during a plurality of combination; 3, the fixing hole of book storage battery upper shell can firmly fix into an integral body with the batteries after the combination, is convenient to install; 4, book battery jar body sidewall is that transparent material is made, and can know and see whether electrolyte loses in each sub-storage battery, observes pole plate at any time and whether damages, so that in time change.

(4) description of drawings:

Fig. 1 is the vertical profile schematic diagram of this modular electric storage battery examples of implementation storage battery;

Fig. 2 is the outside schematic perspective view in the side with groove of this modular electric storage battery examples of implementation storage battery;

Fig. 3 is for 4 sub-storage batterys of this modular electric storage battery embodiment and by the outside schematic perspective view in the side with boss;

Fig. 4 is the vertical profile schematic diagram after 4 sub-storage battery combinations of this modular electric storage battery embodiment.

Reference numeral: upper shell 1, lower house 2, just interconnected end 3, negative interconnected end 4, groove 5, boss 6, recessed seam 7, male half coupling 8, fixing hole 9, positive/negative plate 10, electrolyte 11, positive binding post 12, negative binding post 13, bolt 14.

(5) embodiment:

Figure 1 shows that the vertical section of the sub-storage battery of this modular electric storage battery embodiment, Packed lower house 2 of sub-storage battery and the upper shell 1 that is connected with it have electrolyte 11 and positive/negative plate 10 in the lower house 2.As shown in Figure 1 and Figure 2, in sub-storage battery upper shell 1 relative symmetrical position, both sides boss 6, groove 5 are arranged respectively, the just interconnected end 3 of drawing from positive/negative plate 10 is positioned at boss 6 end faces, negative interconnected end 4 is positioned at groove 5 bottom surfaces.Upper shell 1 has on the side of interconnected end 2 fixing holes 10 that traverse upper shell 1 is arranged, the center line of fixing hole 10 and this lateral vertical.

Last

lower house

1,2 sidewalls with groove 5 have recessed seam 7 all around, the degree of depth of recessed seam 7 is identical with the degree of depth that groove 5 is lower than wall, another have boss 6 sidewall around male half coupling 8 arranged, this male half coupling 8 is identical with the height that the difference in height and the boss 6 of its wall protrude this wall, and the width of recessed seam 7 is identical with male half coupling 8 width of another side.Perhaps, be recessed seam 7 around having the sidewall that male half coupling 8 is set around the sidewall of groove 5 and has boss 6, other is similar.

Shown in Fig. 3,4, when two sub-storage battery sides mutually and lean on, around the sub-storage battery sidewall in the male half coupling 8 of recessed seam 7 cutting ferrules around another sub-storage battery sidewall.

This example storage battery upper shell is that non-transparent material is made, and lower house 2 is made for transparent material.

Figure 3 shows that 4 aforesaid sub-storage batterys and successively mutually and lean on, the side of sub-storage battery fluted 5 has the side of boss 6 to recline mutually with another sub-storage battery, have boss 6 another sub-storage batterys of embedding of just interconnected end 3 to have in the groove 5 of negative interconnected end 4, the positive and negative interconnected

end

3,4 of two sub-storage batterys is coupled to each other.The mutual cutting ferrule of seam of while sidewall, sub-battery jar body side surface reclines successively mutually.

Figure 4 shows that 4 longitudinal sectional views after the aforesaid sub-storage battery combination, bolt 14 passes the fixing hole of each sub-storage battery successively, and fixedly connected 4 sub-storage batterys are one.Also be furnished with positive binding post 12 and negative binding post 13, an end of positive and negative binding post 12,13 be terminals, the other end for the groove 5 of the interconnected end of sub-storage battery or recessed interface or the protruding interface that boss 6 matches.As shown in Figure 4, positive and negative binding post 12,13 be loaded on respectively the two sub-storage batterys outsides that are positioned at outermost end in described 4 and the sub-storage battery that leans on groove 5 with boss 6.Pick out the output voltage of this modular electric storage battery from positive and negative binding post 12,13, equal 4 sub-battery tension sums.

Voltage selects several sub-storage batterys mutually also by connecting on demand, and is fixing through the fixing hole 9 of each sub-storage battery with bolt 14 again, can obtain the modular electric storage battery of required voltage value.

Claims

1. modular electric storage battery, 2～10 identical sub-storage batterys that comprise series connection, each sub-storage battery has electrolyte (11) and positive/negative plate (10) is arranged in seal casinghousing, the housing, it is characterized in that: the just interconnected end (3) and the negative interconnected end (4) of drawing from positive/negative plate (10) are arranged respectively in symmetrical position, the relative both sides of each sub-accumulator housing, two sub-battery jar body side surfaces recline mutually, and the positive and negative interconnected end of the two (3,4) is coupled to each other.

2. modular electric storage battery according to claim 1 is characterized in that:

Described sub-accumulator housing is divided into the lower house (2) of affixed mutually upper shell (1) and sealing, and electrolyte (11) and positive/negative plate (10) are in lower house; Upper shell (1) has on the side of interconnected end 2～4 fixing holes (9) that traverse upper shell is arranged, the center line of fixing hole (9) and this lateral vertical; Two or more sub-battery jar body side surfaces recline successively mutually, and bolt (14) passes the fixing hole (9) of each sub-storage battery successively, and fixedly connected each sub-storage battery is an one.

3. modular electric storage battery according to claim 1 and 2, it is characterized in that: fluted (5) or boss (6) respectively on the relative two side of the upper shell of described sub-storage battery (1), above-mentioned positive and negative interconnected end (3,4) lay respectively at that groove (5) is gone up or boss (6) in, groove (5) matches with boss (6) shape, and the degree of depth that groove (5) is lower than wall is identical with the height that boss (6) protrudes wall; Two sub-battery jar body side surface phases are also leaned on, the groove of a sub-battery jar body sidewall (5) embeds in the boss (6) of another sub-battery jar body sidewall, the positive and negative interconnected end of two sub-storage batterys is coupled to each other, and the sidewall other parts that two sub-accumulator housings are adjacent are pasted mutually.

4. modular electric storage battery according to claim 3, it is characterized in that: the just interconnected end (3) of described sub-storage battery is positioned at boss (6) end face of storage battery upper shell (1) sidewall, and negative interconnected end (4) is positioned at the bottom surface of the groove (5) of another sidewall of upper shell (1); Perhaps just interconnected end (3) is positioned at the bottom surface of upper shell (1) sidewall notches (5), and negative interconnected end (4) is positioned at boss (6) end face of another sidewall of upper shell (1).

5. modular electric storage battery according to claim 3, it is characterized in that: also be furnished with positive and negative binding post (12,13), an end of positive and negative binding post (12,13) be terminals, the other end for the groove (5) of the interconnected end of sub-storage battery or recessed interface or the protruding interface that boss (6) matches; Positive and negative binding post (12,13) be loaded on respectively the two sub-storage batterys outsides that are positioned at outermost end in described 4 and the sub-storage battery that leans on groove (5) and boss (6).

6. modular electric storage battery according to claim 3, it is characterized in that: described sub-storage battery have positive and negative interconnected end (3,4) last lower house (1,2) sidewall around male half coupling (8) or recessed seam (7) arranged, the difference in height of concave, convex seam (7,8) and its wall, protrude the height of this wall with boss (6) or the degree of depth that groove (5) is lower than wall identical; Two sub-battery jar body side surface phases are also leaned on the mutual cutting ferrule of the seam of the two sidewall.

7. modular electric storage battery according to claim 6 is characterized in that:

The male half coupling of described sub-battery jar body sidewall (8) is identical with recessed seam (7) width of another sidewall.

8. modular electric storage battery according to claim 1 and 2 is characterized in that: described sub-storage battery lower house (2) is for transparent.