CN1236192A

CN1236192A - Combining device for battery pole plates and battery jar

Info

Publication number: CN1236192A
Application number: CN98108344A
Authority: CN
Inventors: 李瑞庭
Original assignee: GUANGLONG BATTERY INDUSTRY Co Ltd
Current assignee: Guanglong Photoelectric Science and Techonlogy Co., Ltd.
Priority date: 1998-05-14
Filing date: 1998-05-14
Publication date: 1999-11-24

Abstract

Battery pole plate device is connected to the bottom of pole plates serially with conductive or non-conductive material, and the combining device for the battery pole plates and the battery jar is connected to the bottom of pole plates with serial part and it has in the bottom of the battery jar one slot for embedding pole plate lug and one eaised pole plate supporting pillar. In the bottom of the battery jar, there may be one pole plate embedding serial part with embedding groove for positioning the pole plate, and when the serial part is conductive one, it can improve the homogeneity of current and thus prolong the servece flfe of the battery.

Description

Combination device of battery plate group and battery jar

The present invention relates to a battery, and more particularly, to a battery plate assembly and battery container assembly for prolonging the service life of a battery.

As shown in FIG. 1, a conventional lead-acid battery 10 comprises a battery container 11, a plurality of cathode plates 12, a plurality of anode plates 13, a plurality of separator plates 14, an electrolyte 15 and a sealing cover 16, wherein the battery container 11 is divided into a plurality of device chambers 112 by a partition 111, each device chamber 112 is provided with the cathode plate 12 and the anode plate 13 in sequence, the cathode plate 12 and the anode plate 13 are respectively lead (Pb) and lead dioxide (PbO2) in the lead-acid battery 10, the electrolyte 15 is a dilute sulfuric acid (H2SO4) electrolyte, the cathode plate 12 and the anode plate 13 are separated by the separator plate 14 to prevent short circuit caused by mutual contact, the

plate lugs

121 and 131 of the cathode plate 12 and the anode plate 13 face the top ends, the plate lugs 121 of the cathode plate 12 are connected in series to form a cathode pole 122, the plate lug 131 of the anode plate 13 is an anode pole 132, and the cathode pole 122, the anode pole 122, the cathode pole 122 and the anode pole are connected in series in the device chambers, The anode post 132 may beThe lead-acid battery 10 can generate a discharging function by connecting an anode wire (not shown) to the anode terminal 133 and a cathode wire (not shown) to the cathode terminal 123, and the charging and discharging reactions of the lead-acid battery 10 are as follows:

although the lead-acid battery 10 has the functions of discharging and charging, when the battery is in discharging use or charging, the battery container 11 often generates a resonance vibration, and the cathode plate 12 and the anode plate 13 are only connected in series with the cathode post 122 and the anode post 132 at the top end when the cathode plate 12 and the anode plate 13 are in use, and the bottom is not connected in series at all, so the overall positioning effect of the cathode plate 12 and the anode plate 13 is not good, when the resonance vibration is generated, the active substances on the cathode plate 12 and the anode plate 13 fall off or expand along with the resonance vibration, and the charging recovery performance of the lead-acid battery 10 is damaged, thereby shortening the service life of the lead-acid battery 10.

The invention aims to provide a combination device of a battery plate group and a battery jar, which can improve the positioning effect of a plate or increase the conductive uniformity of the plate so as to prolong the service life of a battery.

The invention aims to realize the purpose, and the battery plate group device comprises a cathode plate group and an anode plate group which are composed of at least one anode plate and at least two cathode plates, and is characterized in that: the bottom of the polar plates are connected in series by the serial connection part for positioning the bottom of the polar plates.

The object of the invention can be achieved by a combination device of a battery plate group and a battery tank, which comprises a cathode plate group and an anode plate group consisting of at least one anode plate and at least two cathode plates, and is characterized in that: the bottom of the cathode plate group and the anode plate group are positioned at the bottom of the cell slot.

By adopting the technical proposal, the invention is characterized in that the bottom of the polar plate group is connected in series by the series connection part of the conductive material or the non-conductive material, the bottom of the battery jar is also provided with a foot groove for embedding the polar plate ear of the polar plate, or the bottom of the battery jar is provided with a support column protruding inwards the jar to support the polar plate, or the bottom of the battery jar is provided with the series connection part of the embedding groove for embedding the polar plate, therefore, the polar plate has better positioning effect, and when the series connection part is the conductive material, the conductive uniformity of the polar plate can be improved, so as to prolong the service life of the battery.

The invention is described in detail below with reference to the following figures and examples:

fig. 1 is a schematic view of a conventional lead-acid battery.

Fig. 2 is a schematic sectional view of the battery case and the first plate according to the preferred embodiment of the invention.

Fig. 3 is a schematic diagram of a first plate according to a preferred embodiment of the invention.

Fig. 4 is a sectional view of the battery case and the second plate according to the preferred embodiment of the invention.

Fig. 5 is a schematic diagram of a second plate according to the preferred embodiment of the invention.

Fig. 6 is a sectional view of the battery container and the third plate according to the preferred embodiment of the invention.

Fig. 7 is a schematic view of a third plate according to the preferred embodiment of the invention.

Fig. 8 is a sectional view of a first battery container and a first plate according to another preferred embodiment of the invention.

Fig. 9 is a schematic sectional view of a combination of a first battery container and a second electrode plate according to another preferred embodiment of the invention.

Fig. 10 is a sectional view of the first battery container and the third plate according to another preferred embodiment of the invention.

Fig. 11 is a schematic partial cross-sectional view of a first battery well and a plate according to another preferred embodiment of the invention.

Fig. 12 is a sectional view of a second battery container and a first plate according to another preferred embodiment of the invention.

Fig. 13 is a schematic cross-sectional view of a second battery container and a second plate according to another preferred embodiment of the invention.

Fig. 14 is a schematic cross-sectional view of a second battery container and a third plate according to another preferred embodiment of the invention.

Fig. 15 is a sectional view of a fourth battery container and a plate according to another preferred embodiment of the invention.

Fig. 16 is a sectional view of a fifth battery container and a plate according to another preferred embodiment of the invention.

Fig. 17 is a sectional view of a sixth battery container and a plate according to another preferred embodiment of the invention.

Fig. 18 is a schematic view of a single outgoing electrical terminal connection according to another preferred embodiment of the present invention.

Fig. 19 is a schematic view of a multi-drop electrical terminal connection according to another preferred embodiment of the present invention.

As shown in fig. 2 and 3, the battery plate assembly and battery container combination device according to the preferred embodiment of the present invention includes a battery container 20 and a plate assembly (four cathode plates and three anode plates in this embodiment) composed of at least two cathode plates 30 and at least one anode plate 40, wherein the cathode plates 30 and the anode plates 40 are installed in the battery container 20. The battery case 20 is a hollow rectangular body with an open top end, as in the conventional case. The cathode plate 30 and the anode plate 40 are arranged in sequence in a staggered way and are separated by a separation plate 100 to prevent short circuit caused by mutual contact, the bottoms ofthe cathode plate 30 and the anode plate 40 are respectively connected in series by a cathode series connection part 31 and an anode series connection part 41 of conductive materials (such as lead, lead alloy and the like) or non-conductive materials (such as corrosion-resistant plastics and the like), the bottoms of the cathode plate 30 and the anode plate 40 can be positioned, the integral positioning effect of the cathode plate 30 and the anode plate 40 is better, the cathode plate 30 and the anode plate 40 are respectively provided with two

pole plate lugs

301, 302, 401 and 402 and are respectively and symmetrically formed at the two diagonal end sides of the cathode plate 30 and the anode plate 40, the cathode plate 30 and the anode plate 40 are in a Z shape, the shaped cathode plate 30 and the anode plate 40 can be welded with the cathode

series connection parts

31 and 41 through the pole plate lugs 301 and 401 at the bottom ends, and the

pole plates

302 and 402 at the top ends can be connected in series to form a cathode pole 32, The anode post 42.

As shown in fig. 4 and 5, in the present embodiment, the cathode plate and the anode plate may have other shapes, and the cathode plate 33 and the anode plate 43 have bottom end and top

end plate lugs

331, 332, 431 and 432, respectively, however, the

plate lugs

331, 332, 431 and 432 are formed on the same side of the cathode plate 33 and the anode plate 43, respectively, and the bottom end of the

plate lugs

331, 332 are welded to the cathode and anode

serial connection portions

34 and 44 of the conductive material or the non-conductive material, respectively, and the top end of the

plate lugs

332 and 432 are connected in series to form the cathode pole 35 and the anode pole 45.

In addition, as shown in fig. 6 and 7, in the present embodiment, the cathode plate 36 and the anode plate 46 may have only one

electrode plate ear

361 and 461, the

electrode plate ear

361 and 461 faces the top end and can be connected in series to form the cathode pole 37 and the anode pole 47, and the bottom of the cathode plate 36 and the anode plate 46 can be welded to the cathode series connection portion 38 and the anode series connection portion 48 of the conductive material or the non-conductive material, respectively, to enhance the positioning effect.

When the cathode

serial connection portions

31, 34, 38 and the anode

serial connection portions

41, 44, 48 are made of non-conductive material, the overall positioning effect of the cathode and

anode plates

30, 33, 36,40, 43, 46 can be enhanced to prevent the active material from falling off or growing and expanding due to the resonance vibration generated during charging and discharging, and the service life of the battery can be prolonged, and when the cathode

serial connection portions

31, 34, 38 and the anode

serial connection portions

41, 44, 48 are made of conductive material, the positioning effect of the cathode and

anode plates

30, 33, 36,40, 43, 46 can be enhanced, besides the conductive uniformity of the cathode and

anode plates

30, 33, 36,40, 43, 46 can be enhanced, so as to reduce the internal resistance of the cathode and

anode plates

30, 33, 36,40, 43, 46, and increase the discharge capacity.

The serial connection mode is that the anode

serial connection parts

41, 44 and 48 are connected with the bottoms of the

anode plates

40, 43 and 46 and the bottoms of the

cathode plates

30, 33 and 36 in series without serial connection, or the cathode

serial connection parts

31, 34, 38,41, 44 and 48 are connected with the bottoms of the

cathode plates

30, 33, 36,40, 43 and 46 in series respectively, or the cathode

serial connection parts

31, 34 and 38 are connected with the bottoms of the

cathode plates

30, 33 and 36 and the bottoms of the

anode plates

40, 43 and 46 in series without serial connection.

As shown in fig. 8, 9 and 10, the second preferred embodiment of the present invention is to provide a pin slot 51 on each of two sides of the bottom of a battery container 50, wherein the cathode plate 60 and the anode plate 70 of the present embodiment are the same as the above-mentioned embodiments, and comprise three

cathode plates

60, 70, 61, 71, 62 and 72 with different shapes, and the bottoms thereof are respectively provided with a cathode serial connection portion 63 and an anode serial connection portion 73 of conductive material or non-conductive material for welding and serial connection, so that the bottom end plate ears 601, 611,701 and 711 and the cathode and anode

serial connection portions

63 and 73 of the

cathode plate

60, 61,70 and 71 can be embedded into the pin slot 51 by the pin slot 51 of the battery container 50, so that the bottoms of the cathode plate 60, the

anode plate

61,70 and 71 can be combined with the battery container 50 to achieve better positioning effect, and the cathode plate 62 and the anode plate 72 with only a single plate ear 63 and 721 can be provided with the cathode plate 63 and anode

serial connection portion

63, 73 are inserted into the foot slots 51 and also have the function of enhancing the positioning of the cathode and

anode plates

62, 72. As shown in fig. 11, the bottom plate lugs 601, 611,701, 711 of the cathode and

anode plates

60, 61,70, 71 are inserted into the leg slots 51 of the battery cell 50 (only the bottom plate lug 701 of the anode plate 70 is inserted into the leg slot 51 is shown as an example), the height i of the leg slot 51 is more than 7, the welding height ii of the anode serial connection portion 73 is 2-3, and after the insertion operation is completed, the leg slot 51 can be filled with EPOXY resin (EPOXY) or acid solution, the gap 511 between the leg slot 51 and the plate lug 701 can be filled with EPOXY resin to prevent the acid solution on the anode plate 70 from falling off, so as to avoid the lack of acid on the anode plate 70, and the acid solution can be filled to maintain a proper amount of "remaining acid" between the battery cell 50 and the plate, so as to have good charge recovery performance and prolong the service life of the battery.

As shown in fig. 12, 13 and 14, the battery container 52 has another structure, a support column 521 is protruded from the bottom of the battery container 52 to the inside of the container, when the cathode plate 60, the

anode plate

61, 62,70, 71 and 72 are respectively installed in the battery container 52, the support column 521 can abut against the bottom of the cathode plate 60, the

anode plate

61, 62,70, 71 and 72, and the positioning effect of the cathode plate 60, the

anode plate

61, 62,70, 71 and 72 can be enhanced, so as to prolong the service life of the battery.

As shown in fig. 15, another schematic diagram of the battery container 53 and the cathode and

anode plates

64, 74 is that the bottom of each device chamber 531 of the battery container 53 is installed with a cathode and anode

serial connection portion

80, 81, on which a plurality of V-

shaped embedding slots

801, 811 are installed respectively for embedding the bottom

terminal plate ears

640, 740 of the cathode and

anode plates

64, 74, and the cathode and

anode plates

64, 74 are also isolated by an isolation plate 101, the cathode and anode

serial connection portions

80, 81 can be conductive material or non-conductive material, and can be independently embedded in the battery container 53, or can be integrally formed with the battery container 53, and a conductive sheet 90 is connected between the cathode and

anode terminals

641, 741 at the top of the cathode and

anode plates

64, 74 in different device chambers 531 for current flowing. As shown in fig. 16, a serial connection part 82 is installed at the bottom of the large device chamber 541 of another battery jar 54, a slot 821 is installed in the middle of the serial connection part 82 for a partition plate 542 to be embedded in,and the large device chamber 541 is partitioned into two small device chambers 543, in addition, a plurality of slots 822, 823 are installed at two sides of the middle slot 821 of the serial connection part 82 for the bottom plate ears 650, 750 of the cathode and anode plates 65, 75 to be embedded in, the serial connection part 82 is a conductive material and has the effect of cross-linking and connecting the cathode and anode plates 65, 75, and a conductive sheet 91 is also connected between the cathode and anode posts 651, 751 at the tops of the cathode and anode plates 65, 75. As shown in fig. 17, in order to make the two independent and separated serial female and male connection portions 83, 84 in the bottom of the battery container 55 electrically conductive, a groove 551 is provided at the bottom of the battery container 55 for the conductive sheet 85 to pass through, and the serial female and male connection portions 83, 84 are connected by the groove 551, the serial connection portions 83, 84 are also respectively provided with embedded grooves 831, 841 for the bottom end plate ears 660, 760 of the female and anode plates 66, 76 to be embedded, and a conductive sheet 92 is also connected between the top female and anode posts 661, 761 of the female and anode plates 66, 76.

As shown in fig. 18, if a single-station battery is used, the

power output terminals

110 and 120 are extended from the top and bottom poles of the cathode and

anode plates

60 and 70 of the battery container 50, and the top and bottom

power output terminals

110 and 120 of the

electrode plates

60 and 70 with the same polarity are connected to supply power positively and negatively. As shown in fig. 19, if a multi-station battery is used, the polarities of the cathode plate 60 and the anode plate 70 between stations are connected in series, and a set of positive and negative

electricity output terminals

1100 and 1200 are extended from the top and bottom poles of the cathode plate 60 and the anode plate 70, and the two sets of

electricity output terminals

1100 and 1200 are positive and negative and are reconnected to supply electricity, so that electricity can be simultaneously input and output to reduce the internal resistance of the plates. In summary, the advantages of the combination device of the battery plate group and the battery jar of the present invention are as follows:

firstly, in terms of a battery plate group device:

1. because the bottom parts of the cathode plate 30, the anode plate 33, the anode plate 36, the cathode plate 40, the anode plate 43 and the anode plate 46 are respectively connected in series by the

series connection parts

31, 34, 38,41, 44 and 48 of the non-conductive material or the conductive material, the bottom parts of the cathode plate 30, the anode plate 33, the anode plate 36, the anode plate 40, the anode plate 43 and the anode plate 46 can be positioned, the integral positioning effect can be enhanced, the generation of whining vibration can be prevented, the falling off of active substances and the growth and expansion of the active substances can be reduced, and the battery has the effect and the advantage of prolonging the service life of the battery.

2. When the

serial connection parts

31, 34, 38,41, 44, 48 are made of conductive material, besides the positioning effect of reinforcing the polar plates, the conductive uniformity of the cathode and

anode plates

30, 33, 36,40, 43, 46 is better, and the internal resistance of the cathode and

anode plates

30, 33, 36,40, 43, 46 is reduced, so as to increase the discharge capacity of the battery.

Secondly, as for the combination device of the battery plate group and the battery jar:

1. in addition to the overall positioning effect of the battery can be enhanced by connecting the bottoms of the cathode plate and the anode platein series through the series connection part, the bottom side of the battery can 50 can be provided with the leg groove 51 for embedding the pole plate lugs 601, 611,701 and 711 of the cathode plate and the

anode plate

60, 61,70 and 71 with the

series connection parts

63 and 73 so as to enhance the bottom positioning effect of the cathode plate and the

anode plate

60, 61, 62,70, 71 and 72, and the leg groove 51 can be filled with epoxy resin or acid liquor so that the battery can 50 maintains a proper amount of residual acid, thereby having the efficacy and the advantage of keeping the battery with good charging and recovering performance.

2. The present invention can also provide a support column 521 at the bottom of the battery container 52 and protruding into the container to abut against the cathode and

anode plates

60, 61, 62,70, 71, 72, so as to enhance the positioning effect of the above-mentioned electrode plates and prolong the service life of the battery.

3. When the

serial connection parts

63, 73 are conductive materials, the positioning effect of the

cathode plates

60, 61, 62,70, 71, 72 can be enhanced, and the internal resistances of the

cathode plates

60, 61, 62,70, 71, 72 can be reduced, so that the effect and the advantage of increasing the discharge capacity of the battery can be achieved.

4. The invention can also directly install the

serial connection parts

80, 81, 82 and 83 at the bottoms of the battery tanks 53, 54 and 55, and can arrange the embedding grooves 801, 811,822, 823,833 and 834 on the

serial connection parts

80, 81, 82 and 83 for embedding the

cathode plates

64, 74,65, 75,66 and 76, thereby having the efficacy and the advantages of strengthening the positioning effect of the

cathode plates

64, 74,65, 75,66 and 76 and prolonging the service life of the battery.

5. When the series-

connection portions

80, 81, 82, 83 are made ofconductive material, the positioning effect of the

cathode plates

64, 74,65, 75,66, 76 can be enhanced, and the internal resistance of the

cathode plates

64, 74,65, 75,66, 76 can be reduced, so that the discharge capacity of the battery can be increased.

Claims

1. A battery plate group device comprises a cathode plate group and an anode plate group which are composed of at least one anode plate and at least two cathode plates, and is characterized in that:

the bottom of the polar plates are connected in series by the serial connection part for positioning the bottom of the polar plates.

2. The battery plate pack apparatus of claim 1, wherein:

the serial connection part is made of conductive material or non-conductive material.

3. The battery plate pack apparatus of claim 1 or 2, wherein:

in the device, the bottoms of the anode plates are connected in series, and the bottoms of the cathode plates are not connected in series.

4. The device of claim 1 or 2, wherein:

the bottom parts of the anode plate and the cathode plate in the device are connected in series.

5. The device of claim 1 or 2, wherein:

in the device, the bottoms of the cathode plates are connected in series, and the bottoms of the anode plates are not connected in series.

6. A combination device of a battery plate group and a battery jar comprises a cathode plate group and an anode plate group which are composed of at least one anode plate and at least two cathode plates, and is characterized in that:

the bottom of the cathode plate group and the anode plate group are positioned at the bottom of the cell slot.

7. The combination of a battery plate pack and a battery well according to claim 6, wherein:

the bottom of the cathode plate set and the anode plate set are connected in series by a conductive material or a non-conductive material.

8. The combination of a battery plate pack and a battery well according to claim 6, wherein:

the bottom of the battery jar is provided with at least one foot slot for embedding the polar plate ear at the bottom of the polar plate.

9. The combination of a battery plate pack and a battery well according to claim 6, wherein:

the bottom of the battery jar is provided with a support column which supports the positioning polar plate inwards.

10. The combination of a battery plate pack and a battery well according to claim 6, wherein:

the bottom of the battery jar is a series connection part of a conductive material or a non-conductive material which are integrally formed.

11. The combination of a battery plate pack and a battery well according to claim 8, wherein:

the foot grooves are filled with epoxy resin or acid liquor which fills the gaps between the foot grooves and the polar plate lugs.

12. The combination of a battery plate pack and a battery can according to claim 1 or 6, wherein:

the pole plate lugs of the pole plate are formed on two diagonal end sides of the pole plate.

13. The combination of a battery plate pack and a battery can according to claim 1 or 6, wherein:

the polar plate lugs of the polar plate are formed on the same side of the polar plate and correspond to each other up and down.

14. The combination of a battery plate pack and a battery can according to claim 1 or 6, wherein:

the polar plate only has a single polar plate lug.

15. The combination of a battery plate pack and a battery well according to claim 6, wherein:

when the single-unit battery is used, the top and bottom of the cathode and anode plates are provided with electric terminals, and the top and bottom electric terminals of the polar plate with the same polarity are connected by positive alignment and negative alignment.

16. The combination of a battery plate pack and a battery well according to claim 6, wherein:

when multiple stations form a battery, the polarities of the cathode plate and the anode plate between the stations are mutually connected in series, a group of positive and negative electricity outlet terminals are arranged at the top and the bottom of the cathode plate and the anode plate, and the two groups of positive and negative electricity outlet terminals are connected in a positive-positive and negative-negative mode.