CN218101489U - Battery bracket and battery module - Google Patents

Abstract

The utility model relates to the technical field of storage batteries, and discloses a battery bracket and a battery module, wherein the battery bracket comprises a left bracket body and a right bracket body; the left frame body is provided with four first clamping seats distributed in a matrix manner, the right frame body is provided with four second clamping seats distributed in a matrix manner, the four first clamping seats and the four second clamping seats are in one-to-one correspondence, each first clamping seat is detachably connected with the corresponding second clamping seat, and the four first clamping seats and the four second clamping seats form an accommodating space for accommodating the square battery cell in a surrounding manner; the four first clamping seats are respectively provided with a first through hole, the four second clamping seats are respectively provided with a second through hole, and the first through holes of the first clamping seats and the second through holes on the corresponding second clamping seats are coaxially arranged and communicated to form a linear channel for the guide rod to pass through so as to serially connect the plurality of battery supports. The utility model discloses battery holder when increasing and decreasing square electric core in the battery module, through increase or reduce on the guide arm battery holder quantity of establishing ties can, convenient and fast satisfies the user demand.

Description

Battery bracket and battery module

Technical Field

The utility model relates to a battery technical field especially relates to a battery support and battery module.

Background

With the increase of the power generation permeability of the clean energy, the development of an energy storage technology and the construction of an energy storage project become key methods for solving the intermittent defect of the clean energy and ensuring the safe operation of a power grid.

The iron carbonate lithium battery is a battery which has more prominent development advantages in the aspect of storage battery technology in recent two years. The cell structures of the iron carbonate lithium battery are various, wherein the battery energy density of a square cell is higher, and larger battery capacity can be provided in a limited volume.

Among the battery module of present square electric core, the square electric core quantity that general its loaded is invariable, when needing to use the square electric core of other quantity, can only give up battery module is whole and take other battery module. Therefore, this method brings certain obstacles to the popularization and application of the battery module.

SUMMERY OF THE UTILITY MODEL

The utility model aims at: the utility model provides a battery support convenient to square electric core quantity of increase and decrease and battery module of using this battery support are provided.

In order to achieve the above object, a first aspect of the present invention provides a battery support, including a left support body and a right support body; the left frame body is provided with four first clamping seats distributed in a matrix manner, the right frame body is provided with four second clamping seats distributed in a matrix manner, the four first clamping seats correspond to the four second clamping seats one by one, each first clamping seat is detachably connected with the corresponding second clamping seat, and the four first clamping seats and the four second clamping seats surround to form an accommodating space for accommodating a square battery cell; first through holes are formed in the four first clamping seats respectively, second through holes are formed in the four second clamping seats respectively, and the first through holes of the first clamping seats and the corresponding second through holes of the second clamping seats are coaxially arranged and communicated to form a linear channel through which a guide rod penetrates to serially connect the plurality of battery supports.

The embodiment of the utility model provides a battery holder compares with prior art, and its beneficial effect lies in:

the utility model discloses battery holder when increasing and decreasing square electric core in the battery module, through increase or reduce on the guide arm battery holder quantity of establishing ties can, convenient and fast satisfies the user demand.

Further, in the battery support provided by the first aspect, the left support body includes a left frame body, the four first clamping seats are distributed on the left frame body in a matrix manner, and the left frame body is provided with a first heat dissipation hole communicated with the accommodating space.

Further, in the battery holder provided by the first aspect, the right holder body includes a right frame body, four second clamping seats are distributed in a matrix manner on the right frame body, and the right frame body is provided with a second heat dissipation hole communicated with the accommodation space.

Further, in the battery holder provided in the first aspect, on the first row, a first left guard plate for being attached to the left side surface of the square battery cell is disposed between the two first card holders, and a second left guard plate for being attached to the left side surface of the square battery cell is disposed between the two second card holders; on the second row, be equipped with between two the first cassette and be used for pasting to establish first right backplate on the right flank of square electric core, two be equipped with between the second cassette and be used for pasting to establish the second right backplate on the right flank of square electric core.

Further, in the battery bracket provided in the first aspect, a left notch communicating with the accommodating space and used for heat dissipation is provided between the first left guard plate and the second left guard plate; and a right notch communicated to the accommodating space and used for heat dissipation is arranged between the first right guard plate and the second right guard plate.

Further, in the battery holder provided in the first aspect, in the first row, a first abutting block for abutting against the top of the square battery cell is disposed between the two first card holders, and a second abutting block for abutting against the top of the square battery cell is disposed between the two second card holders; on the second line, a first supporting block used for supporting the bottom of the square battery core is arranged between the two second clamping seats, and a second supporting block used for supporting the bottom of the square battery core is arranged between the two second clamping seats.

Further, in the battery holder provided in the first aspect, an upper notch communicating with the accommodating space and used for heat dissipation is provided between the first abutting block and the second abutting block; and a lower notch communicated to the accommodating space and used for heat dissipation is arranged between the first supporting block and the second supporting block.

Further, in the battery holder provided in the first aspect, each of the first through holes has a first end and a second end, and each of the second through holes has a third end and a fourth end; each first end is provided with a first matching part, each second end is provided with a second matching part, each third end is provided with a third matching part, and each fourth end is provided with a fourth matching part; the first matching part and the fourth matching part are matched with each other; in the corresponding first card holder and the second card holder, the second end is abutted against the third end, and the corresponding first card holder and the corresponding second card holder are mutually matched and detachably connected with the third matching part through the second matching part.

Further, in the battery holder provided in the first aspect, the first fitting portion is a first ring body disposed around an edge of the first end, the second fitting portion is a first groove formed in an edge of the second end, the third fitting portion is a second ring body disposed around an edge of the third end, and the fourth fitting portion is a second groove formed in an edge of the fourth end; the first ring body is matched with the first groove, and the second ring body is matched with the second groove.

A second aspect of the present invention provides a battery module, which includes a plurality of battery holders provided in the first aspect, a plurality of square battery cells, and four guide rods; a plurality of the battery holders are stacked in a predetermined direction; in each battery bracket, four guide rods respectively correspond to four linear channels one by one, and each guide rod sequentially penetrates through the corresponding linear channel; in the adjacent battery supports, the first clamping seat of the next battery support is detachably connected to the second clamping seat of the last battery support.

Drawings

Fig. 1 is an overall structural view of a battery module according to an embodiment of the present invention.

Fig. 2 is a structural diagram of a guide rod, one of the battery holders, and one of the square battery cells in the battery module according to the embodiment of the present invention.

Fig. 3 is a structural diagram of the battery support according to the embodiment of the present invention after the battery support is loaded with the square battery core.

Fig. 4 is a battery holder structure diagram according to an embodiment of the present invention.

Fig. 5 is a left frame structure diagram of the battery holder according to the embodiment of the present invention.

Fig. 6 is an enlarged view of a portion a in fig. 5 of the battery holder according to the embodiment of the present invention.

Fig. 7 is a right frame structure diagram of the battery holder according to the embodiment of the present invention.

Fig. 8 is an enlarged view of the battery holder according to the embodiment of the present invention at B in fig. 7.

In the figure, the position of the upper end of the main shaft,

1. a left frame body; 11. a first card holder; 111. a first ring body; 112. a first groove; 12. a first through hole; 13. a left frame body; 14. a first heat dissipation hole; 15. a first left guard plate; 16. a first right guard plate; 17. a first abutment block; 18. a first support block; 19. a first wire slot; 2. a right frame body; 21. a second card holder; 211. a second ring body; 212. a second groove; 22. a second through hole; 23. a right frame body; 24. a second heat dissipation hole; 25. a second left guard plate; 26. a second right guard plate; 27. a second abutment block; 28. a second support block; 29. a second wire slot; 3. an accommodating space; 31. a left notch; 32. a right notch; 33. an upper notch; 34. a lower notch; 4. a guide bar; 5. a square battery cell; 6. an end plate; 100. a battery holder.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or may be connected through the use of two elements or the interaction of two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

As shown in fig. 1 to 8, a first aspect of the preferred embodiment of the present invention provides a battery support 100, which includes a left support body 1 and a right support body 2; four first clamping seats 11 distributed in a matrix manner are arranged on the left frame body 1, four second clamping seats 21 distributed in a matrix manner are arranged on the right frame body 2, the four first clamping seats 11 correspond to the four second clamping seats 21 one by one, each first clamping seat 11 is detachably connected with the corresponding second clamping seat 21, and the four first clamping seats 11 and the four second clamping seats 21 enclose to form an accommodating space 3 for accommodating the square battery cell 5; the four first clamping seats 11 are respectively provided with a first through hole 12, the four second clamping seats 21 are respectively provided with a second through hole 22, and the first through hole 12 of each first clamping seat 11 and the corresponding second through hole 22 of the second clamping seat 21 are coaxially arranged and communicated to form a straight-line channel for the guide rod 4 to pass through so as to connect the plurality of battery supports 100 in series.

In this embodiment, when the battery pack is used, the left frame body 1 or the right frame body 2 is prepared, the square battery cell 5 is clamped between the four first clamping seats 11 or the four second clamping seats 21, and then another frame body is arranged, so that the four first clamping seats 11 and the four second clamping seats 21 are in one-to-one correspondence and are detachably connected, and the four first clamping seats 11 and the four second clamping seats 21 enclose to form the accommodating space 3 for accommodating the square battery cell 5; then, four guide rods 4 are arranged, the four guide rods 4 correspond to the four linear channels one by one, and the four guide rods 4 penetrate through the corresponding linear channels respectively.

When the battery is assembled, the plurality of batteries are connected in series through the guide rod 4.

In this embodiment, through providing a new battery support 100, when square electric core 5 is increased or decreased in the battery module, through increase or decrease battery support 100 quantity of establishing ties on guide arm 4 can, convenient and fast satisfies the user demand.

Further, in an embodiment, referring to fig. 1 to 8, the left frame 1 includes a left frame 13, four first clamping seats 11 are distributed on the left frame 13 in a matrix, and the left frame 13 is provided with a first heat dissipation hole 14 communicated with the accommodating space 3.

In this embodiment, by providing the first heat dissipation hole 14 on the left frame body 13, when air-cooled heat dissipation is performed, the airflow directly contacts the square battery cell 5 through the first heat dissipation hole 14 to take away heat from the square battery cell 5, so that the heat dissipation effect is good.

Preferably, the first seat protrudes from the left frame 13 in a direction away from the right frame 2, so that an airflow channel for air to pass through is formed between the adjacent battery racks 100, thereby achieving a better cooling effect.

Further, in an embodiment, referring to fig. 1 to 8, the right frame body 2 includes a right frame body 23, the four second clamping seats 21 are distributed on the right frame body 23 in a matrix, and the right frame body 23 is provided with second heat dissipation holes 24 communicated with the accommodating space 3.

In this embodiment, by providing the second heat dissipation hole 24 on the right frame 23, when air-cooled heat dissipation is performed, the airflow directly contacts the square battery cell 5 through the second heat dissipation hole 24 to take away heat from the square battery cell 5, so that the heat dissipation effect is good.

Preferably, the second seat protrudes from the right frame 23 in a direction away from the left frame 1, so that an airflow channel for air to pass through is formed between adjacent battery holders 100, thereby achieving a better cooling effect.

Further, in an embodiment, referring to fig. 1 to 8, in a first row, a first left guard plate 15 for being attached to the left side surface of the square battery cell 5 is disposed between two first card holders 11, and a second left guard plate 25 for being attached to the left side surface of the square battery cell 5 is disposed between two second card holders 21; on the second row, a first right guard plate 16 for being attached to the right side surface of the square battery cell 5 is arranged between the two first card holders 11, and a second right guard plate 26 for being attached to the right side surface of the square battery cell 5 is arranged between the two second card holders 21.

In this embodiment, the first left guard plate 15 and the second left guard plate 25 are provided to protect the left side surface of the square battery cell 5, and the first right guard plate 16 and the second right guard plate 26 are provided to protect the right side surface of the square battery cell 5; therefore, a good protection effect is provided for the square battery cell 5, and the use safety of the square battery cell 5 is improved. Meanwhile, the first left guard plate 15, the second left guard plate 25, the first right guard plate 16, and the second right guard plate 26 limit the position of the square battery cell 5 in the horizontal direction, so that the fixing effect of the square battery cell 5 is further improved.

Further, in an embodiment, referring to fig. 1 to 8, a left notch 31 communicating with the accommodating space 3 and used for heat dissipation is disposed between the first left guard plate 15 and the second left guard plate 25; a right notch 32 which is communicated with the accommodating space 3 and used for heat dissipation is arranged between the first right protective plate 16 and the second right protective plate 26.

In this embodiment, through setting up left breach 31 and right breach 32, increase the area of contact of square electric core 5 left surface and heat transfer air, increase the area of contact of square electric core 5 right flank and heat transfer air simultaneously to further improve square electric core 5's radiating effect.

Further, in an embodiment, referring to fig. 1 to 8, in the first row, a first abutting block 17 for abutting against the top of the square battery cell 5 is disposed between the two first card holders 11, and a second abutting block 27 for abutting against the top of the square battery cell 5 is disposed between the two second card holders 21; on the second line, a first supporting block 18 for supporting the bottom of the square battery cell 5 is arranged between the two second clamping seats 21, and a second supporting block 28 for supporting the bottom of the square battery cell 5 is arranged between the two second clamping seats 21.

In this embodiment, the first abutting block 17 and the second abutting block 27 are provided to protect the top of the rectangular battery cell 5, and the first supporting block 18 and the second supporting block 28 are provided to protect the bottom of the rectangular battery cell 5; therefore, a good protection effect is provided for the square battery cell, and the use safety of the square battery cell 5 is improved. Meanwhile, the first abutting block 17, the second abutting block 27, the first supporting block 18 and the second supporting block 28 are provided to limit the position of the square battery cell 5 in the vertical direction, so that the fixing effect of the square battery cell 5 is further improved.

Further, in an embodiment, referring to fig. 1 to 8, an upper notch 33 communicating with the accommodating space 3 and used for heat dissipation is formed between the first abutting block 17 and the second abutting block 27; a lower notch 34 communicating with the accommodating space 3 and used for heat dissipation is formed between the first supporting block 18 and the second supporting block 28.

In this embodiment, through setting up breach 33 and lower breach 34, increase the area of contact of square electricity core 5 top and heat transfer air, increase the area of contact of square electricity core 5 bottom and heat transfer air simultaneously to further improve the radiating effect of square electricity core 5. Simultaneously, the setting of going up breach 33 can supply square electricity core 5's joint to expose outside to in the wiring.

Preferably, the first abutting block 17 is provided with a first wire groove 19 with an opening deviating from the accommodating space 3, the second abutting block 27 is provided with a second wire groove 29 with an opening deviating from the accommodating space 3, and the first wire groove 19 and the second wire groove 29 are used for wiring wires of the square battery cell 5.

Further, in one embodiment, referring to fig. 1 to 8, each of the first through holes 12 has a first end and a second end, and each of the second through holes 22 has a third end and a fourth end; each first end is provided with a first matching part, each second end is provided with a second matching part, each third end is provided with a third matching part, and each fourth end is provided with a fourth matching part; the first matching part and the fourth matching part are matched with each other; in the corresponding first card holder 11 and the second card holder 21, the second end abuts against the third end, and the corresponding first card holder 11 and the corresponding second card holder 21 are mutually matched and detachably connected with the third matching part through the second matching part.

In the present embodiment, a structure in which a plurality of battery holders 100 are connected in sequence is provided, in three adjacent battery holders 100, a first mating portion of a middle battery holder 100 mates with a fourth mating portion of a previous battery holder 100, a fourth mating portion of a middle battery holder 100 mates with a first mating portion of a next battery holder 100, and in each battery holder 100, a second mating portion mates with a third mating portion, thereby realizing the sequential connection of a plurality of battery holders 100.

Further, in an embodiment, please refer to fig. 1 to 8, the first matching portion is a first ring 111 disposed around an edge of the first end, the second matching portion is a first groove 112 disposed on an edge of the second end, the third matching portion is a second ring 211 disposed around an edge of the third end, and the fourth matching portion is a second groove 212 disposed on an edge of the fourth end; the first ring 111 fits into the first groove 112, and the second ring 211 fits into the second groove 212.

In this embodiment, when the first engaging portion engages with the fourth engaging portion, the first ring 111 is inserted into the second groove 212 and is fixed in the second groove 212 by friction; when the second and third engagement portions are engaged, the second ring 211 is inserted into the first groove 112 and is fixed in the first groove 112 by friction. Thereby, it is achieved that the first and second through holes 12, 22 in the corresponding first and second cartridges 11, 21 communicate.

A second aspect of the embodiment of the present invention provides a battery module, which includes a plurality of battery holders 100 provided in the first aspect, a plurality of square battery cells 5, and four guide rods 4; a plurality of the battery holders 100 are stacked in a predetermined direction; in each battery support 100, four guide rods 4 respectively correspond to four linear channels one by one, and each guide rod 4 sequentially penetrates through the corresponding linear channel; in the adjacent battery supports 100, the first clamping seat 11 of the next battery support 100 is detachably connected to the second clamping seat 21 of the last battery support 100.

The number of the battery holders 100 can be arbitrarily increased or decreased in the battery module of the present embodiment.

Preferably, the outer sides of the battery holders 100 on both ends are provided with end plates 6.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims (10)

1. A battery bracket is characterized by comprising a left bracket body and a right bracket body;

the left frame body is provided with four first clamping seats distributed in a matrix manner, the right frame body is provided with four second clamping seats distributed in a matrix manner, the four first clamping seats and the four second clamping seats are in one-to-one correspondence, each first clamping seat is detachably connected with the corresponding second clamping seat, and the four first clamping seats and the four second clamping seats surround to form an accommodating space for accommodating a square battery cell;

the four first clamping seats are respectively provided with a first through hole, the four second clamping seats are respectively provided with a second through hole, and the first through hole of each first clamping seat and the second through hole on the corresponding second clamping seat are coaxially arranged and communicated to form a linear channel for the guide rod to pass through so as to serially connect the plurality of battery supports.

2. The battery holder according to claim 1, wherein the left frame body comprises a left frame body, four first clamping seats are distributed on the left frame body in a matrix manner, and a first heat dissipation hole communicated with the accommodating space is formed in the left frame body.

3. The battery holder according to claim 2, wherein the right frame body comprises a right frame body, four second clamping seats are distributed on the right frame body in a matrix manner, and a second heat dissipation hole communicated with the accommodating space is formed in the right frame body.

4. The battery holder according to claim 1,

on the first column, a first left guard plate used for being attached to the left side face of the square battery cell is arranged between the two first clamping seats, and a second left guard plate used for being attached to the left side face of the square battery cell is arranged between the two second clamping seats;

on the second row, be equipped with between two the first cassette and be used for pasting to establish first right backplate on the right flank of square electric core, two be equipped with between the second cassette and be used for pasting to establish the second right backplate on the right flank of square electric core.

5. The battery holder according to claim 4,

a left notch communicated to the accommodating space and used for heat dissipation is formed between the first left guard plate and the second left guard plate;

and a right notch communicated to the accommodating space and used for heat dissipation is arranged between the first right guard plate and the second right guard plate.

6. The battery holder according to claim 1,

on the first row, a first abutting block used for abutting against the top of the square battery cell is arranged between the two first clamping seats, and a second abutting block used for abutting against the top of the square battery cell is arranged between the two second clamping seats;

on the second line, a first supporting block used for supporting the bottom of the square battery core is arranged between the two second clamping seats, and a second supporting block used for supporting the bottom of the square battery core is arranged between the two second clamping seats.

7. The battery holder according to claim 6,

an upper notch communicated to the accommodating space and used for heat dissipation is arranged between the first abutting block and the second abutting block;

and a lower notch communicated to the accommodating space and used for heat dissipation is arranged between the first supporting block and the second supporting block.

8. The battery holder according to claim 1, wherein each of the first through-holes has a first end and a second end, and each of the second through-holes has a third end and a fourth end;

each first end is provided with a first matching part, each second end is provided with a second matching part, each third end is provided with a third matching part, and each fourth end is provided with a fourth matching part; the first matching part and the fourth matching part are matched with each other;

in the corresponding first card holder and the second card holder, the second end is abutted against the third end, and the corresponding first card holder and the corresponding second card holder are mutually matched and detachably connected with the third matching part through the second matching part.

9. The battery holder according to claim 8, wherein the first engaging portion is a first ring disposed around an edge of the first end, the second engaging portion is a first groove formed on an edge of the second end, the third engaging portion is a second ring disposed around an edge of the third end, and the fourth engaging portion is a second groove formed on an edge of the fourth end;

the first ring body is matched with the first groove, and the second ring body is matched with the second groove.

10. A battery module, comprising a plurality of battery holders according to any one of claims 1 to 9, a plurality of square cells, and four guide rods;

a plurality of the battery holders are stacked in a predetermined direction;

in each battery bracket, four guide rods respectively correspond to four linear channels one by one, and each guide rod sequentially penetrates through the corresponding linear channel;

in the adjacent battery supports, the first clamping seat of the next battery support is detachably connected to the second clamping seat of the last battery support.

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