CN210576293U - Single large-capacity battery - Google Patents

Abstract

The utility model discloses a single large-capacity battery, comprising: a battery slot, a battery cover and a plurality of separators; the battery cover is detachably installed to a slot of the battery slot; a plurality of separators are installed in the battery slot and connect the battery The grooves are separated to form a plurality of unit spaces; a plurality of positive plates, a plurality of negative plates and a plurality of separators are arranged in the unit space; , the separator plates and the negative plates are arranged in sequence; a first confluence plate and a second confluence plate are fixed above a plurality of positive plates and a plurality of negative plates; a plurality of positive plates are electrically connected to the first confluence plate; a plurality of negative plates It is electrically connected to the second confluence board; the first confluence board is provided with a positive terminal; the second confluence board is provided with a negative electrode terminal; the separator is formed with a plurality of liquid penetration holes. The single large-capacity battery is light in weight, large in specific energy and easy to maintain.

Description

Single large-capacity battery

technical field

The utility model relates to the field of lead-acid batteries, in particular to a single large-capacity battery.

Background technique

The traditional high-capacity battery is composed of two single cells into a shell through two positive poles and two negative poles connected to the outside in parallel. The battery is heavy in weight, low in specific energy and high in cost. In addition, the connection between the two single cells of the conventional large-capacity battery and the installation and maintenance operations are extremely inconvenient.

Utility model content

The utility model provides a single large-capacity battery, which adopts the following technical solutions:

A single large-capacity battery, comprising: a battery slot, a battery cover for covering a notch of the battery slot to seal the battery slot, and a plurality of separators; the battery cover is detachably mounted to the notch of the battery slot; a plurality of The separator is installed in the battery tank and separates the battery tank to form a plurality of unit spaces for accommodating the electrolyte; the unit space is provided with a plurality of positive plates, a plurality of negative plates, and a plurality of Separator plates for isolation; a plurality of positive plates, a plurality of negative plates and a plurality of separators are arranged in the order of the positive plates, the separators and the negative plates in sequence in the unit space; the upper parts of the plurality of positive plates and the plurality of negative plates are fixed There are a first bus plate and a second bus plate; a plurality of positive plates are electrically connected to the first bus plate; a plurality of negative plates are electrically connected to the second bus plate; the first bus plate is provided for connecting external electrical equipment to a positive terminal for supplying power; the second bus bar is provided with a negative terminal for connecting an external electrical device to provide power; the battery cover is formed with a through hole for passing the positive terminal and the negative terminal to extend to the outside of the battery cover; The plate is formed with a plurality of liquid penetration holes for the electrolyte to pass through; the liquid penetration holes communicate with two adjacent unit spaces.

Further, the separators are arranged at intervals along the first straight line, and the volumes of the plurality of unit spaces that divide the battery tank are equal.

Further, the positive plate, the separator, the negative plate and the separator are parallel to each other and the first straight line is perpendicular to the plane where the separator is located.

Further, the number of separators is three; the number of positive terminals and negative terminals is four.

Further, the four positive terminals are arranged along the second straight line; the four negative electrode terminals are arranged along the third straight line; the second straight line and the third straight line are parallel to the first straight line.

Further, the battery cover is provided with a plurality of safety valves for connecting the plurality of unit spaces respectively to adjust the air pressure in the unit spaces; the plurality of safety valves are arranged along a fourth straight line; the fourth straight line is parallel to the first straight line.

Further, the safety valve is located between the positive terminal and the negative terminal and the distance to the positive terminal and the distance to the negative terminal are equal.

Further, the plurality of first confluence plates are arranged along a fifth straight line; the plurality of second confluence plates are arranged along a sixth straight line; the fifth straight line, the sixth straight line and the first straight line are parallel to each other.

The utility model is beneficial in that the provided single large-capacity battery divides the battery slot into multiple unit spaces through a plurality of separators, which is equivalent to having multiple single batteries, which effectively improves the ratio while reducing its own weight. able and at a lower cost. At the same time, the separator is formed with a plurality of liquid penetration holes, so that the electrolytes in the plurality of unit spaces can communicate with each other, thereby ensuring the balance of the stored electricity of the electrolytes in the plurality of unit spaces. The internal structure and installation structure of such a single large-capacity battery are very simple, which is convenient for later maintenance.

Description of drawings

1 is a front view of a single large-capacity battery of the present invention;

FIG. 2 is a top view of the single large-capacity battery in FIG. 1;

FIG. 3 is a left side view of the single large-capacity battery in FIG. 1;

FIG. 4 is a schematic diagram of the single large-capacity battery in FIG. 2 after removing the battery cover;

FIG. 5 is a schematic diagram of a battery tank and a separator of the single large-capacity battery in FIG. 4;

FIG. 6 is a cross-sectional view of the single large-capacity battery in FIG. 4 .

Single large-capacity battery 10, battery tank 11, battery cover 12, through hole 121, separator 13, liquid penetration hole 131, unit space 14, first bus plate 15, positive terminal 16, second bus plate 17, negative terminal 18, safety valve 19, first straight line 20, positive plate 21, negative plate 22, isolation plate 23.

Detailed ways

The present utility model is described in detail below with reference to the accompanying drawings and specific embodiments.

As shown in FIGS. 1 to 6 , a single large-capacity battery 10 includes: a battery slot 11 , a battery cover 12 and a plurality of separators 13 . The battery cover 12 is used to cover the notch of the battery compartment 11 to seal the battery compartment 11 . The battery cover 12 is detachably installed to the notch of the battery slot 11 so that the battery cover 12 can be opened for maintenance of the single large-capacity battery 10 . A plurality of separators 13 are installed in the battery compartment 11 and partition the battery compartment 11 to form a plurality of unit spaces 14 . The plurality of unit spaces 14 are used for accommodating electrolytes, so as to realize the function of allowing one battery tank 11 to have a plurality of single cells, thereby improving the specific energy of the single large-capacity battery 10 . At the same time, the single large-capacity battery 10 with one battery slot 11 is lighter in weight and lower in cost.

Further, a plurality of positive electrode plates 21 , a plurality of negative electrode plates 22 and a plurality of separator plates 23 are provided in the unit space 14 . The separator 23 is used to isolate the positive electrode plate 21 and the negative electrode plate 22 to ensure that the positive electrode plate 21 and the negative electrode plate 22 do not affect each other. Specifically, the plurality of positive plates 21 , the plurality of negative plates 22 and the plurality of separators 23 are sequentially arranged in the unit space 14 in the order of the positive plates 21 , the separators 23 and the negative plates 22 , that is, the separators 23 are installed to the positive plates 21 and the negative plate 22.

At the same time, the first bus plate 15 and the second bus plate 17 are fixed above the plurality of positive electrode plates 21 and the plurality of negative electrode plates 22 . The plurality of positive plates 21 are electrically connected to the first bus plate 15 . The plurality of negative plates 22 are electrically connected to the second bus plate 17 . In this way, the current of the positive plate 21 can be sent to the external electrical equipment through the first bus plate 15 , and the current of the negative plate 22 can be sent to the external electrical equipment through the second bus plate 17 .

More specifically, the first bus bar 15 is provided with a positive terminal 16 . The positive terminal 16 is used to connect external electrical equipment to output current to provide power. The second busbar 17 is provided with a negative terminal 18 . The negative terminal 18 is used to connect an external electrical device to output current to provide power. The battery cover 12 is formed with a through hole 121 . The through hole 121 is used for the positive terminal 16 and the negative terminal 18 to pass through to extend to the outside of the battery cover 12 and to be electrically connected to external electrical equipment.

Furthermore, the separator 13 is formed with a plurality of liquid penetration holes 131 . The liquid penetration holes 131 are used for the electrolytes in the plurality of unit spaces 14 to pass through. Specifically, the liquid penetration hole 131 communicates with two adjacent unit spaces 14 .

Specifically, the separator 13 is formed with a plurality of liquid penetration holes 131 , so that the electrolytes in the plurality of unit spaces 14 can communicate with each other, thereby ensuring the balance of the stored electricity of the electrolytes in the plurality of unit spaces 14 . The internal structure and installation structure of such a single large-capacity battery 10 are very simple, which is convenient for later maintenance.

As a specific embodiment, the partitions 13 are arranged along the first straight line 20 at intervals. At the same time, the volume of the plurality of unit spaces 14 divided by the separator 13 into the battery case 11 is equal. This arrangement can further ensure the power balance in the multiple unit spaces 14 .

As a specific embodiment, the positive plate 21 , the separator 23 , the negative plate 22 and the separator 13 are parallel to each other and the first straight line 20 is perpendicular to the plane where the separator 13 is located. This arrangement can ensure the stability of the installation structure.

As a specific embodiment, the number of the separators 13 is 3. The three separators 13 divide the battery slot 11 into four unit spaces 14 . The four cell spaces 14 have four positive terminals 16 and four negative terminals 18 .

As an optional way, the number of separators can be adjusted according to actual production requirements. At the same time, the number of positive terminals and negative terminals can be adjusted accordingly.

Specifically, the four positive terminals 16 are arranged along the second straight line. The four negative terminals 18 are arranged along the third straight line. The second straight line and the third straight line are parallel to the first straight line 20 .

As a specific embodiment, the battery cover 12 is provided with a plurality of safety valves 19 . The plurality of safety valves 19 are respectively used to connect the plurality of unit spaces 14 to adjust the air pressure in the unit spaces 14 , thereby ensuring the use safety of the single large-capacity battery 10 . The plurality of safety valves 19 are arranged along the fourth straight line. The fourth straight line is parallel to the first straight line 20 .

As a specific embodiment, the safety valve 19 is located between the positive terminal 16 and the negative terminal 18 and the distance from the positive terminal 16 and the distance from the negative terminal 18 are equal.

As a specific embodiment, the plurality of first confluence plates 15 are arranged along a fifth straight line. The plurality of second manifolds 17 are arranged along the sixth straight line. The fifth straight line, the sixth straight line and the first straight line 20 are parallel to each other.

Further, guide rails 16 are respectively formed on both sides of the overlapping support rods 15 of the two adjacent placing frames 12 .

The basic principles, main features and advantages of the present invention have been shown and described above. Those skilled in the art should understand that the above-mentioned embodiments do not limit the present invention in any form, and all technical solutions obtained by means of equivalent replacement or equivalent transformation all fall within the protection scope of the present invention.

Claims (8)

1. A single large-capacity battery, characterized in that it comprises: a battery compartment, a battery cover for covering a notch of the battery compartment to seal the battery compartment, and a plurality of separators; the battery cover Removably installed to the slot of the battery tank; a plurality of the separators are installed in the battery tank and separate the battery tank to form a plurality of unit spaces for accommodating electrolytes; the unit spaces are provided with A plurality of positive plates, a plurality of negative plates and a plurality of separators for isolating the positive plates and the negative plates; a plurality of the positive plates, a plurality of the negative plates and a plurality of the separators The positive electrode plates, the separator plates and the negative electrode plates are arranged in sequence in the unit space; a first bus plate and a second bus plate are fixed above the plurality of the positive electrode plates and the plurality of the negative electrode plates. a collector plate; a plurality of the positive plates are electrically connected to the first collector plate; a plurality of the negative plates are electrically connected to the second collector plate; the first collector plate is provided for connecting external power a positive terminal for supplying power to the device; the second bus bar is provided with a negative terminal for connecting an external electrical device to provide power; the battery cover is formed for extending through the positive terminal and the negative terminal a through hole to the outside of the battery cover; the separator is formed with a plurality of liquid penetration holes for the electrolyte to pass through; the liquid penetration holes communicate with two adjacent unit spaces. 2. The single large-capacity battery according to claim 1, characterized in that, The separators are arranged at intervals along the first straight line, and the volume of the plurality of unit spaces divided into the battery compartment is equal. 3. The single large-capacity battery according to claim 2, characterized in that, The positive electrode plate, the separator, the negative electrode and the separator are parallel to each other and the first straight line is perpendicular to the plane where the separator is located. 4. The single large-capacity battery according to claim 3, characterized in that, The number of the separators is 3; the number of the positive terminal and the negative terminal is 4. 5. The single large-capacity battery according to claim 4, characterized in that, The four positive terminals are arranged along a second straight line; the four negative electrode terminals are arranged along a third straight line; the second straight line and the third straight line are parallel to the first straight line. 6. The single large-capacity battery according to claim 2, characterized in that, The battery cover is provided with a plurality of safety valves respectively used to connect a plurality of the unit spaces to adjust the air pressure in the unit spaces; the plurality of the safety valves are arranged along a fourth straight line; the fourth straight line is parallel to the the first straight line. 7. The single large-capacity battery according to claim 6, characterized in that, The safety valve is located between the positive terminal and the negative terminal at an equal distance from the positive terminal and the negative terminal. 8. The single large-capacity battery according to claim 2, characterized in that, A plurality of the first confluence plates are arranged along a fifth straight line; a plurality of the second confluence plates are arranged along a sixth straight line; the fifth straight line, the sixth straight line and the first straight line are parallel to each other.

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