CN219534730U - Lithium ion battery pack assembling mechanism - Google Patents

Abstract

The utility model discloses a lithium ion battery pack assembly mechanism, which comprises a lithium ion battery pack body, wherein a top plate and a bottom plate are respectively arranged on the upper side and the lower side of the lithium ion battery pack body, two sides of the front end and the rear end of the top plate are respectively connected with a movable plate through rotation, two sides of the front end and the rear end of the bottom plate are respectively provided with a jogged groove matched with the outer end structure of the movable plate, the outer side of the outer end of the movable plate is provided with an opening, the inner walls of the two sides of the opening are respectively and slidably inserted with a fixed shaft, one end of the fixed shaft, which is positioned in the opening, is fixedly provided with a shifting block, a spring is connected between the outer side of the shifting block and the side inner wall of the opening, a plurality of baffle plates are uniformly arranged between the top plate and the bottom plate, and a transverse rod is transversely arranged in the middle of the baffle plates. This lithium ion battery group equipment mechanism can be fast connect and dismantle between roof and the bottom plate to change work when taking place to damage to lithium ion battery group, be favorable to improving the efficiency of work.

Description

Lithium ion battery pack assembling mechanism

Technical Field

The utility model relates to the technical field of lithium ion battery pack assembly, in particular to a lithium ion battery pack assembly mechanism.

Background

Lithium ion power batteries are new high-energy batteries that were successfully developed in the 20 th century. The negative electrode of such a battery is made of graphite or the like, and the positive electrode is made of lithium iron phosphate, lithium cobalt oxide, lithium titanate or the like. Practical use is made of the 70 s. The battery has the advantages of high energy, high battery voltage, wide working temperature range, long storage life and the like, and is widely applied to small-sized electric appliances for military and civil use.

The existing lithium ion battery pack is assembled by the bottom plate and the top plate, but the bottom plate and the top plate are connected and fixed by the screws, the mode of connecting and fixing is very complicated, and when the lithium ion battery pack is damaged and needs to be replaced, the disassembly and assembly process is very inconvenient, so that the working efficiency is lower.

Disclosure of Invention

The utility model aims to provide a lithium ion battery pack assembling mechanism, which solves the problem that the assembling and disassembling process is inconvenient when the lithium ion battery pack is damaged or needs to be replaced because a plurality of screws are used for connecting and fixing the bottom plate and the top plate when the bottom plate and the top plate are used for assembling the lithium ion battery pack in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a lithium ion battery group equipment mechanism, includes lithium ion battery group body, the upper and lower both sides of lithium ion battery group body are equipped with roof and bottom plate respectively, both sides at both ends all are connected with the fly leaf through rotating around the roof, both sides at both ends all are equipped with the gomphosis groove with the identical outer end structure of fly leaf around the bottom plate, just the outside of fly leaf outer end is equipped with the opening, the both sides inner wall of open-ended all slides and alternates there is the fixed axle, the both sides inner wall of gomphosis groove all is equipped with the draw-in hole with the identical outer end structure of fixed axle, just the fixed axle is located the inside one end of opening and is fixed with the shifting block, just be connected with the spring between the outside of shifting block and the open-ended side inner wall, the outside at the fixed axle is also overlapped to the spring is established to it installs a plurality of baffle to go back evenly between roof and the bottom plate, the horizontal pole of transversely installing in the centre of baffle.

Preferably, an elastic block is arranged in the middle of the opening, and one side corresponding to the shifting block is adhered and fixed with two sides of the elastic block.

Preferably, the outer ring of the fixed shaft is fixedly provided with a plurality of elastic clamping blocks in a surrounding manner, and the inner walls of the clamping holes at the two sides of the embedded groove are provided with notches which are matched with the elastic clamping block in structure.

Preferably, a through hole which is matched with the cross bar structure is arranged in the middle of the movable plate, and a clamping interface which is matched with the cross bar structure is arranged in the middle of the outer side of the baffle.

Preferably, the upper end and the lower end of the inside of the perforation in the middle of the movable plate are respectively provided with a clamping piece, and a sponge cushion is arranged between the clamping pieces and the inner wall of the perforation in the middle of the movable plate.

Preferably, limiting blocks are fixed at the upper end and the lower end of the baffle, and a plurality of limiting grooves matched with the limiting block structure are formed in one side of the top plate and one side of the bottom plate, which correspond to the top plate and the bottom plate.

Compared with the prior art, the utility model has the beneficial effects that: this lithium ion battery group equipment mechanism can be fast connect and dismantle between roof and the bottom plate to change work when taking place to damage to lithium ion battery group, be favorable to improving the efficiency of work. The mechanism is arranged on the upper side and the lower side of the lithium ion battery pack body through the top plate and the bottom plate respectively, the movable plate can rotate on the top plate to enable the outer end of the movable plate to be embedded into the embedded groove on the bottom plate, the fixed shaft arranged at the outer end of the movable plate can be clamped and fixed in the clamping groove on the bottom plate under multiple elastic acting forces, and meanwhile, the baffle and the cross rod are matched with each other to strengthen the space between the top plate and the bottom plate, so that the function of fast assembling the top plate and the bottom plate on the upper side and the lower side of the lithium ion battery pack body is realized, and the damaged lithium ion battery pack can be replaced.

Drawings

FIG. 1 is a schematic diagram of a lithium ion battery pack assembly mechanism according to the present utility model;

FIG. 2 is an enlarged schematic view of the assembled lithium ion battery assembly mechanism shown in FIG. 1;

FIG. 3 is a schematic view of a connecting structure between a cross bar and a movable plate of a lithium ion battery pack assembly mechanism according to the present utility model;

fig. 4 is a schematic diagram of a side view of a connection between a cross bar and a movable plate of a lithium ion battery pack assembly mechanism according to the present utility model.

In the figure: 1. a lithium ion battery pack body; 2. a top plate; 3. a bottom plate; 4. a movable plate; 5. a baffle; 6. a cross bar; 7. a limiting block; 8. a fitting groove; 9. an opening; 10. a fixed shaft; 11. a shifting block; 12. an elastic block; 13. a spring; 14. a clamping block; 15. a clamping piece; 16. a sponge cushion.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present utility model provides a technical solution: the lithium ion battery pack assembling mechanism comprises a lithium ion battery pack body 1, wherein the upper side and the lower side of the lithium ion battery pack body 1 are respectively provided with a top plate 2 and a bottom plate 3, both sides of the front end and the rear end of the top plate 2 are respectively connected with a movable plate 4 through pin shafts in a rotating way, both sides of the front end and the rear end of the bottom plate 3 are respectively provided with a jogging groove 8 which is matched with the outer end structure of the movable plate 4, the outer side of the outer end of the movable plate 4 is provided with an opening 9, the inner walls of both sides of the opening 9 are respectively inserted with a fixed shaft 10 in a sliding way, the inner walls of both sides of the jogging groove 8 are respectively provided with a clamping hole which is matched with the outer end structure of the fixed shaft 10, one end of the fixed shaft 10 positioned in the opening 9 is fixedly welded with a shifting block 11, a spring 13 is connected between the outer side of the shifting block 11 and the inner wall of the side of the opening 9, the spring 13 is sleeved outside the fixed shaft 10, the top plate 2 and the bottom plate 3 of the structure can be respectively arranged on the upper side and the lower side of the lithium ion battery pack body 1, the movable plate 4 can be embedded into the embedded groove 8 on the bottom plate 3 through rotating on the top plate 2, the shifting block 11 can transversely slide by driving the fixed shaft 10 in the opening 9 and enable the spring 13 to generate corresponding acting force, the fixed shaft 10 can be clamped into clamping holes on the inner walls of the two sides of the embedded groove 8 under the acting force of the spring 13, so that the connecting end of the movable plate 4 and the bottom plate 3 is limited and fixed, the top plate 2 and the bottom plate 3 can be conveniently connected and detached through the movable plate 4, so that the lithium ion battery pack body 1 can be conveniently replaced quickly when damaged, the working efficiency is effectively improved, the elastic block 12 is arranged in the middle of the opening 9, the elastic block 12 is made of elastic rubber material, one side corresponding to the shifting block 11 is adhered and fixed with the two sides of the elastic block 12, the structure can also extrude the elastic block 12 when the two shifting blocks 11 move in the same direction in the opening 9, so that the elastic block 12 can strengthen the elastic acting force borne by the fixed shaft 10, the fixed shaft 10 can more firmly clamp the outer ends into the clamping holes on the inner walls of the two sides of the embedded groove 8, thereby improving the stability of the outer end of the movable plate 4 arranged on the bottom plate 3, a plurality of clamping blocks 14 are fixedly wound on the outer ring of the fixed shaft 10, the clamping blocks 14 are also made of elastic rubber materials, the inner walls of the clamping holes on the two sides of the embedded groove 8 are provided with notches which are matched with the structure of the clamping blocks 14, when the fixed shaft 10 is clamped into the clamping holes on the inner walls of the two sides of the embedded groove 8, the clamping blocks 14 can also be extruded into the notches on the inner walls of the clamping holes on the two sides of the embedded groove 8 by self elastic acting force, thereby further improving the firmness of the clamping and fixing of the fixed shaft 10, a plurality of baffles 5 are uniformly arranged between the top plate 2 and the bottom plate 3, a cross rod 6 is transversely arranged in the middle of the baffles 5, through holes matched with the cross rod 6 in structure are formed in the middle of the movable plate 4, clamping ports matched with the cross rod 6 in structure are formed in the middle of the outer side of the baffles 5, the cross rod 6 with the structure can be transversely embedded in the clamping ports in the middle of the baffles 5, two ends of the cross rod 6 extend into the through holes in the middle of the movable plate 4, the baffles 5 and the cross rod 6 can be mutually matched to strengthen the top plate 2 and the bottom plate 3, the lithium ion battery pack body 1 is more stably assembled between the top plate 2 and the bottom plate 3, clamping pieces 15 are respectively arranged at the upper end and the lower end in the through holes in the middle of the movable plate 4, the clamping pieces 15 are of circular arc structures and correspond to each other in opening direction, sponge pads 16 are arranged between the clamping pieces 15 and the inner walls of the through holes in the middle of the movable plate 4, the centre gripping piece 15 of this structure can be fixed on the outer wall of horizontal pole 6 under the effort of foam-rubber cushion 16 to this makes horizontal pole 6 can more stable interlude fix in the perforation in the middle of fly leaf 4, and the upper and lower both ends of baffle 5 all welded fastening has stopper 7, and the corresponding one side of roof 2 and bottom plate 3 all is equipped with a plurality of and stopper 7 identical spacing groove of structure, and the baffle 5 of this structure can be through the stopper 7 card of upper and lower both ends go into the spacing inslot of the corresponding one side of roof 2 and bottom plate 3, this makes baffle 5 can be convenient accomplish the equipment between roof 2 and bottom plate 3.

Working principle: when the lithium ion battery pack assembly mechanism is used, firstly, the lithium ion battery pack body 1 is placed at the top of the bottom plate 3, then a plurality of baffles 5 are clamped into clamping grooves at the top of the bottom plate 3 through limiting blocks 7 at the bottom end, after the baffles 5 are completely embedded into the clamping grooves 8 on the bottom plate 3, then the top plate 2 is integrally placed on the top wall of the lithium ion battery pack body 1, the limiting grooves are clamped into the tops of the baffles 5, at the moment, the movable plate 4 is respectively turned over on the top plate 2, so that the outer ends of the movable plate 4 are embedded into the embedding grooves 8 on the bottom plate 3, in the process of embedding the outer ends of the movable plate 4, the shifting blocks 11 are respectively and simultaneously shifted, the fixed shaft 10 is driven to transversely slide and enable the springs 13 to shrink, the shifting blocks 11 also can extrude the elastic blocks 12 until the outer ends of the movable plate 4 are completely embedded into the embedding grooves 8 on the bottom plate 3, the fixed shaft 10 can be clamped into clamping holes in the inner walls of the embedding grooves 8 under the double acting forces of the springs 13 and the elastic blocks 12, the fixed shaft 10 can drive the clamping blocks 14 to be clamped into the clamping grooves 8, and finally, the two side edges of the fixed shaft 10 can be clamped into the clamping grooves 6 on the middle cross bar 6 and the middle plate 4 can be tightly matched with the middle cross bar 4, and the cross bar 4 can be tightly clamped between the two side edges of the cross bars 4 can be tightly clamped into the middle plates 6, and the middle of the cross bar can be tightly clamped into the middle plate 4, and the middle piece is tightly matched with the middle piece is tightly, and the middle piece is tightly clamped between the middle plate and the bottom plate 3.

Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.

Claims (6)

1. The utility model provides a lithium ion battery group equipment mechanism, includes lithium ion battery group body (1), the upper and lower both sides of lithium ion battery group body (1) are equipped with roof (2) and bottom plate (3) respectively, its characterized in that: the utility model discloses a movable plate (4) is connected with through rotating to both sides at roof (2) front and back both ends, both sides at both ends all are equipped with and overlap recess (8) identical with movable plate (4) outer end structure around bottom plate (3), just the outside of movable plate (4) outer end is equipped with opening (9), the both sides inner wall of opening (9) all slides and alternates there is fixed axle (10), the both sides inner wall of overlap recess (8) all is equipped with the card hole identical with fixed axle (10) outer end structure, just fixed axle (10) are located the inside one end of opening (9) and are fixed with shifting block (11), just be connected with spring (13) between the outside of shifting block (11) and the side inner wall of opening (9), outside at fixed axle (10) is also overlapped to spring (13), still evenly install a plurality of baffle (5) between roof (2) and bottom plate (3), horizontal pole (6) are transversely installed in the centre of baffle (5).

2. The lithium ion battery pack assembly mechanism of claim 1, wherein: an elastic block (12) is arranged in the middle of the opening (9), and one side corresponding to the shifting block (11) is adhered and fixed with two sides of the elastic block (12).

3. The lithium ion battery pack assembly mechanism of claim 1, wherein: the outer end of the fixed shaft (10) is fixedly provided with a plurality of clamping blocks (14) in a surrounding manner, and the inner walls of the clamping holes at the two sides of the embedded groove (8) are provided with notches which are matched with the clamping blocks (14) in structure.

4. The lithium ion battery pack assembly mechanism of claim 1, wherein: the middle of the movable plate (4) is provided with a through hole which is matched with the structure of the cross rod (6), and the middle of the outer side of the baffle (5) is provided with a clamping interface which is matched with the structure of the cross rod (6).

5. The lithium ion battery pack assembly mechanism of claim 1, wherein: clamping pieces (15) are arranged at the upper end and the lower end of the inside of the through hole in the middle of the movable plate (4), and a sponge cushion (16) is arranged between the clamping pieces (15) and the inner wall of the through hole in the middle of the movable plate (4).

6. The lithium ion battery pack assembly mechanism of claim 5, wherein: limiting blocks (7) are fixed at the upper end and the lower end of the baffle (5), and a plurality of limiting grooves matched with the limiting blocks (7) in structure are formed in one side, corresponding to the top plate (2) and the bottom plate (3), of the baffle.