CN211858780U

CN211858780U - Battery module structure convenient to dismantle

Info

Publication number: CN211858780U
Application number: CN202020864932.1U
Authority: CN
Inventors: 郭瑞杰; 李亚辉
Original assignee: Huasu Tianjin Technology Co ltd
Current assignee: Huasu Tianjin Technology Co ltd
Priority date: 2020-05-21
Filing date: 2020-05-21
Publication date: 2020-11-03
Anticipated expiration: 2030-05-21

Abstract

The utility model relates to a battery module structure convenient to dismantle, which comprises a baffle, the curb plate subassembly is located between upper cover and the bottom plate, and the curb plate subassembly can dismantle fixedly through bolt and upper cover and bottom plate, the central point of bottom plate is equipped with the first T type groove that is long bar-type texture, place a baffle between per two adjacent batteries in the group battery, the baffle is wave structure, the bottom central point of baffle be fixed with the first T type slider of first T type groove complex. The utility model discloses separate through the baffle between two adjacent batteries and not direct contact, the baffle is the wave structure, can extend when the atress, is heated for the battery and takes place to warp and provides the space, avoids not having the problem that the deformation space leads to the battery module to explode when being heated because of the battery and taking place to warp, and the security is high.

Description

Battery module structure convenient to dismantle

Technical Field

The utility model relates to a battery module technical field, concretely relates to battery module structure convenient to dismantle.

Background

The battery module is a battery pack formed by connecting a plurality of power cells in series or in parallel, so that the whole battery module can meet the requirement of a product on electric energy. However, most of the existing battery modules are welded into groups, and light pollution in the welding process has some potential damages to human bodies; meanwhile, the welded battery module cannot be disassembled, so that the battery module is difficult to realize reutilization, and the production cost is increased; and adopt direct contact between the electric core of battery module, when electric core is heated and takes place deformation, because there is not deformation space, there is the risk of explosion in the battery module, and the potential safety hazard is big.

SUMMERY OF THE UTILITY MODEL

For solving the problem that prior art exists, the utility model provides a battery module structure convenient to dismantle.

In order to achieve the above object, the utility model adopts the following technical scheme:

the utility model provides a battery module structure convenient to dismantle, is including enclosing upper cover, bottom plate and the curb plate subassembly that forms the cavity, set up the group battery in the cavity, the group battery includes a plurality of batteries, still includes the baffle, the curb plate subassembly is located between upper cover and the bottom plate, and the curb plate subassembly can dismantle fixedly through bolt and upper cover and bottom plate, the central point of bottom plate is equipped with the first T type groove that is long bar-type structure, place a baffle between per two adjacent batteries in the group battery, the baffle is the wave structure, the bottom central point of baffle be fixed with the first T type slider of first T type groove complex, the baffle insert in first T type inslot through first T type slider in order with bottom plate sliding connection, be equipped with a plurality of bleeder vents on the bottom plate, four angle ends of bottom plate bottom are fixed with the support column respectively.

Preferably, at least two second T-shaped grooves are formed in four side walls of the bottom plate respectively, and the top ends of the second T-shaped grooves are of an opening structure.

Preferably in any one of the above schemes, the side plate assembly includes two first side plates and two second side plates, the bottoms of the first side plates and the second side plates are respectively fixed with a second T-shaped slider matched with a second T-shaped groove, the two first side plates are respectively located at the left end and the right end of the bottom plate, the two second side plates are respectively located at the front end and the rear end of the bottom plate, jacks are respectively arranged at the four corner ends of the side wall corresponding to the battery pack on the first side plate, and plug blocks matched with the jacks on the adjacent first side plates are respectively fixed on the side walls at the two ends of the second side plates.

In any of the above schemes, preferably, four corner ends of the bottom plate are respectively provided with a threaded hole, the threaded holes penetrate through the first side plate and the upper cover, when the first side plate is installed on the bottom plate, the threaded holes correspond to the jacks one to one, the threaded holes on the first side plate penetrate through the corresponding jacks, and the threaded holes are connected with bolts so that the upper cover, the bottom plate, the first side plate and the second side plate are fixed.

In any of the above schemes, preferably, the side walls of the first side plate and the second side plate far away from the battery pack are provided with grooves.

In any of the above aspects, preferably, the length of the separator is less than the length of the battery.

In any of the above schemes, preferably, the side walls of the first side plate and the second side plate opposite to the battery pack are respectively provided with an outwardly extending protrusion, and the protrusions are abutted to the battery pack.

When first curb plate and second curb plate pass through bolted connection, the diapire butt in corresponding lateral wall of second T type slider and group battery and the second T type groove.

Compared with the prior art, the utility model provides a pair of battery module structure convenient to dismantle has following beneficial effect:

1. the adjacent two batteries are separated by the partition plate and are not in direct contact with each other, the partition plate is of a wave-shaped structure and can extend when stressed, so that a space is provided for the batteries to deform when the batteries are heated, the problem that the battery module explodes because no deformation space exists when the batteries deform when the batteries are heated is avoided, and the safety is high;

2. the bottom plate, the upper cover and the side plate assembly are directly connected through bolts and threaded holes, the connection mode is simple, and the disassembly and the assembly are easy.

Drawings

Fig. 1 is a front view of a battery module structure convenient to disassemble according to the present invention;

FIG. 2 is a top view of the embodiment of FIG. 1 without the upper cover installed;

FIG. 3 is a top view of the base plate of FIG. 1;

FIG. 4 is a schematic view of the overall structure of the first side plate of FIG. 1;

FIG. 5 is a schematic view of the overall structure of the second side plate of FIG. 1;

fig. 6 is a right side view of the spacer of fig. 2.

The figures are labeled as follows: 1. an upper cover; 2. a first side plate; 3. a base plate; 4. a second side plate; 5. a groove; 6. a battery; 7. a partition plate; 8. a first T-shaped slider; 9. a protrusion; 10. a threaded hole; 11. a second T-shaped groove; 12. a first T-shaped groove; 13. a jack; 14. a second T-shaped slider; 15. and (5) inserting the blocks.

Detailed Description

In order to further understand the inventive content of the present invention, the present invention will be explained in detail with reference to the specific embodiments.

As shown in fig. 1-6, according to an embodiment of the present invention, there is provided a battery module structure convenient for disassembly, comprising an upper cover 1, a bottom plate 3 and a side plate assembly surrounding a cavity, wherein a battery pack is disposed in the cavity, the battery pack comprises a plurality of batteries 6, and further comprises a partition plate 7, the side plate assembly is disposed between the upper cover 1 and the bottom plate 3, and the side plate assembly is detachably fixed to the upper cover 1 and the bottom plate 3 by bolts, a first T-shaped groove 12 having a long bar-shaped structure is disposed at a central portion of the bottom plate 3, a partition plate 7 is disposed between every two adjacent batteries 6 in the battery pack, the partition plate 7 has a wave-shaped structure, a first T-shaped slider 8 matching with the first T-shaped groove 12 is fixed at a central portion of the bottom of the partition plate 7, the partition plate 7 is inserted into the first T-shaped groove 12 by the first T-shaped slider 8 to be slidably, the bottom plate 3 is provided with a plurality of air holes, and four corner ends of the bottom plate 3 are respectively fixed with a support column.

When the installation battery, separate through baffle 7 between two adjacent batteries and not direct contact, baffle 7 is the wave structure, can extend when the atress, is heated for the battery and takes place to warp and provides the space, avoids not having the problem that the deformation space leads to the battery module to take place to explode when being heated and taking place to warp because of the battery, and the security is high. The first T-shaped sliding block 8 on the partition board 7 is inserted into the first T-shaped groove 12 and can slide in the first T-shaped groove 12, so that the connection between the partition board 7 and the bottom board 3 is realized, the partition board 7 cannot be separated from the bottom board 3 due to the overturning or the carrying of the battery module structure, the clamping force of adjacent batteries on the partition board 7 is integrated, and the fixation of the partition board 7 is realized.

At least two second T-shaped grooves 11 are respectively formed in four side walls of the bottom plate 3, and the top ends of the second T-shaped grooves 11 are of an opening structure.

The side plate assembly comprises two first side plates 2 and two second side plates 4, the bottoms of the first side plates 2 and the second side plates 4 are respectively fixed with second T-shaped sliders 14 matched with second T-shaped grooves 11, the two first side plates 2 are respectively located at the left end and the right end of the bottom plate 3, the two second side plates 4 are respectively located at the front end and the rear end of the bottom plate 3, jacks 13 are respectively arranged at four corner ends of the side wall corresponding to the battery pack on the first side plates 2, and plug blocks 15 matched with the jacks 13 on the adjacent first side plates 2 are respectively fixed on the side walls of the two ends of the second side plates 4.

When the positioning device is installed, two second side plates 4 are respectively installed at the front end and the rear end of a bottom plate 3, the second T-shaped sliding blocks 14 on the second side plates 4 correspond to the corresponding second T-shaped grooves 11 on one side wall of the bottom plate 3 in a one-to-one manner, the second T-shaped sliding blocks 14 on the second side plates 4 are inserted into the corresponding second T-shaped grooves 11, so that the bottom end surfaces of the second side plates 4 are abutted against the top end surfaces of the bottom plate 3 to initially limit the second side plates 4, after the second side plates 4 are installed, the two first side plates 2 are respectively installed at the left end and the right end of the bottom plate 3, the number of the second T-shaped sliding blocks 14 on the first side plates 2 is the same as and one-to-corresponding to the number of the second T-shaped grooves 11 on the bottom plate 3 for installing the first side plates 2, the second T-shaped sliding blocks 14 on the first side plates 2 are inserted into the corresponding second T-, meanwhile, the inserting block 15 on the second side plate 4 is inserted into the corresponding inserting hole 13 on the first side plate 2, so that the primary installation of the first side plate 2 and the second side plate 4 is realized.

Four corner ends of bottom plate 3 are equipped with screw hole 10 respectively, screw hole 10 runs through first curb plate 2 and upper cover 1, when first curb plate 2 was installed on bottom plate 3, screw hole 10 and jack 13 one-to-one, screw hole 10 on the first curb plate 2 runs through corresponding jack 13, screw hole 10 and bolted connection are so that upper cover 1, bottom plate 3, first curb plate 2 and second curb plate 4 are fixed.

The bottom plate 3, the upper cover 1 and the side plate assembly are connected through bolts and threaded holes 10, the connection mode is simple, the disassembly and the assembly are easy, the first side plate 2 and the second side plate 4 are limited in the position of the first side plate 2 and the second side plate 4 in the vertical direction relative to the bottom plate 3 through the cooperation of the second T-shaped sliding block 14 and the second T-shaped groove 11, the auxiliary fixing effect is achieved, and the situation that the batteries are scattered and fall out due to looseness between the bolts and the bottom plate 3 is prevented.

In the aforesaid, after first curb plate 2 and the preliminary installation of second curb plate 4 were accomplished, screw hole 10 intercommunication on it, then with 1 lids of upper cover on the curb plate subassembly, stretch into screw hole 10 internal connections with the bolt, realize the fixed of upper cover 1, curb plate subassembly and bottom plate 3 to pack the group battery in the cavity, two first curb plates 2, two second curb plates 4 produce the clamping-force to the battery at the joining process, so that the battery is fixed in the cavity.

Grooves 5 are formed in the side walls, far away from the battery pack, of the first side plate 2 and the second side plate 4, so that the weight of the first side plate 2 and the weight of the second side plate 4 are reduced.

The length of the separator 7 is smaller than that of the battery, and a space is provided for the extension of the separator 7 in the length direction.

The lateral walls of the first side plate 2 and the second side plate 4 opposite to the battery pack are respectively provided with a bulge 9 extending outwards, the bulge 9 is abutted against the battery pack, and the bulge 9 is made of elastic materials, such as rubber materials.

When the first side plate 2 and the second side plate 4 are connected through the bolts, the side wall corresponding to the second T-shaped slider 14 and the battery pack is abutted against the bottom wall in the second T-shaped groove 11, so as to limit the displacement of the first side plate 2 and the second side plate 4.

It will be understood by those skilled in the art that any combination of the elements of the present invention, including the summary and detailed description of the invention provided in the foregoing description and illustrated in the accompanying drawings, is not to be considered limiting in scope and in order to make the description more concise, and not to describe every element of the combination. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a battery module structure convenient to dismantle, is including enclosing upper cover, bottom plate and the curb plate subassembly that forms the cavity, set up the group battery in the cavity, the group battery includes a plurality of batteries, its characterized in that: still include the baffle, the curb plate subassembly is located between upper cover and the bottom plate, and the curb plate subassembly can be dismantled fixedly through bolt and upper cover and bottom plate, the central point of bottom plate is equipped with the first T type groove that is long bar-type texture, place a baffle between per two adjacent batteries in the group battery, the baffle is wave structure, the bottom central point of baffle be fixed with the first T type slider of first T type groove complex, the baffle insert in first T type inslot through first T type slider in order with bottom plate sliding connection, be equipped with a plurality of bleeder vents on the bottom plate, four angle ends of bottom plate bottom are fixed with the support column respectively.

2. The battery module structure convenient to disassemble as claimed in claim 1, wherein: at least two second T-shaped grooves are formed in the four side walls of the bottom plate respectively, and the top ends of the second T-shaped grooves are of an opening structure.

3. The battery module structure convenient to disassemble as claimed in claim 1, wherein: the side plate assembly comprises two first side plates and two second side plates, wherein the bottoms of the first side plates and the second side plates are respectively fixed with a second T-shaped sliding block matched with a second T-shaped groove, the two first side plates are respectively positioned at the left end and the right end of the bottom plate, the two second side plates are respectively positioned at the front end and the rear end of the bottom plate, jacks are respectively arranged at the four corner ends of the side wall corresponding to the battery pack on the first side plates, and plug blocks matched with the jacks on the adjacent first side plates are respectively fixed on the side walls at the two ends of the second side plates.

4. The battery module structure convenient to disassemble as claimed in claim 3, wherein: the four corner ends of the bottom plate are respectively provided with a threaded hole, the threaded holes penetrate through the first side plate and the upper cover, when the first side plate is installed on the bottom plate, the threaded holes correspond to the jacks one to one, the threaded holes in the first side plate penetrate through the corresponding jacks, and the threaded holes are connected with bolts so that the upper cover, the bottom plate, the first side plate and the second side plate are fixed.

5. The conveniently disassembled battery module structure as set forth in claim 3 or 4, wherein: grooves are formed in the side walls, far away from the battery pack, of the first side plate and the second side plate.

6. The battery module structure convenient to disassemble as claimed in claim 1, wherein: the separator has a length less than the length of the battery.

7. The battery module structure convenient to disassemble as claimed in claim 5, wherein: the lateral walls of the first lateral plate and the second lateral plate opposite to the battery pack are respectively provided with bulges extending outwards, and the bulges are abutted to the battery pack.

8. The battery module structure convenient to disassemble as claimed in claim 5, wherein: when first curb plate and second curb plate pass through bolted connection, the diapire butt in corresponding lateral wall of second T type slider and group battery and the second T type groove.