CN211182291U

CN211182291U - Novel lithium ion battery pack with high energy density

Info

Publication number: CN211182291U
Application number: CN201922222180.9U
Authority: CN
Inventors: 郭明
Original assignee: Shenzhen Unitek Weiye Technology Co ltd
Current assignee: Shenzhen Unitek Weiye Technology Co ltd
Priority date: 2019-12-12
Filing date: 2019-12-12
Publication date: 2020-08-04
Anticipated expiration: 2029-12-12

Abstract

The utility model belongs to the technical field of batteries, in particular to a novel lithium ion battery pack with high energy density, which comprises a plurality of electric cores, wherein a first bracket and a second bracket are respectively arranged at two sides of each electric core, two ends of each electric core are respectively inserted into the inner sides of the first bracket and the second bracket, the electric cores run through the first bracket and the second bracket, the end surface of the outer side of the first bracket is fixedly connected with a connecting baffle, and the end surface of the inner side of the connecting baffle is attached to the end surface of the electric core; the utility model discloses in through pegging graft electric core in the support, make the support a plurality of electric core, when twisting and moving the fixed screw, adjustable fender can pop out under the effect of spring, and middle baffle can slide along the spacing groove, makes the baffle remove the restriction to electric core to can take electric core out from the support, thereby can change electric core of certain damage wherein alone, practice thrift the cost, make the group battery can continue to utilize.

Description

Novel lithium ion battery pack with high energy density

Technical Field

The utility model belongs to the technical field of the battery, concretely relates to novel lithium ion battery group with high energy density.

Background

The lithium ion battery has the characteristics of high energy density, long service life, environmental protection and the like, is widely applied to portable electronic products such as mobile phones, notebook computers, digital cameras and the like, has good application prospect in the field of electric automobiles and the like, and also puts higher requirements on the performance of the lithium ion battery along with the expansion of application range.

At present there is a plurality of batteries that are connected through the support to form a group battery, a plurality of batteries are at the in-process that uses, if wherein certain battery appears damaging in the group battery, then can cause the electric current and the voltage that the group battery provided to weaken, the group battery can't normally work when serious, can wholly change the group battery at this moment, but this kind of mode of changing can be wasted the battery that does not damage, can't reuse, has increased the use cost of group battery.

Accordingly, those skilled in the art have provided a novel lithium ion battery pack having a high energy density to solve the problems set forth in the background art described above.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a novel lithium ion battery group with high energy density has the characteristics that can change electric core alone and practice thrift the cost.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a novel lithium ion battery group with high energy density, includes a plurality of electricity core, electricity core both sides are equipped with first support and second support respectively, a plurality of electricity core both ends are pegged graft respectively first support with the second support is inboard, just electricity core runs through first support with the second support, first support outside end face fixedly connected with connection baffle, connection baffle medial extremity with the laminating of electricity core terminal surface mutually, second support top and bottom all are equipped with adjustable baffle, two adjustable baffle medial extremity all fixedly connected with a plurality of spliced pole, the spliced pole with second support sliding connection, two be equipped with middle baffle between the adjustable baffle, the sliding tray has all been seted up to second support both sides, middle baffle slides in the sliding tray, just adjustable baffle, The middle baffle is fixed with the second support in a threaded manner through fixing screws.

Preferably, the connection baffle is provided with a first avoidance groove corresponding to the battery core.

Preferably, the movable baffle is L-shaped, and the middle baffle and the movable baffle are both provided with second avoidance grooves corresponding to the battery core.

Preferably, the second support is provided with mounting grooves corresponding to the connecting columns in number, springs are arranged on the inner sides of the mounting grooves, one ends of the springs are fixed to the connecting columns, and the other ends of the springs are fixed to the inner walls of the mounting grooves.

Preferably, both sides of the inner wall of the middle baffle are fixedly connected with positioning plates.

Preferably, two limiting grooves are formed in the sliding grooves, and the positioning plate slides in the limiting grooves.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses in through pegging graft electric core in the support, make the support a plurality of electric core, and do not influence the normal work of electric core, the fixed screw can fasten the security that the baffle improved the group battery and use, when twisting the fixed screw, adjustable fender can pop out under the effect of spring, middle baffle can slide along the spacing groove, make the baffle remove the restriction to electric core, thereby can take electric core out from the support, thereby can change electric core of certain damage wherein alone, save the cost, make the group battery can continue to utilize, and baffle and support formula as an organic whole, need not dismantle the baffle from the support during use, thereby can change electric core, improve the effect of changing electric core.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural view of the present invention;

fig. 2 is a left side view of the present invention;

fig. 3 is a rear view of the present invention;

FIG. 4 is a schematic structural view of a connecting baffle plate according to the present invention;

FIG. 5 is a schematic structural view of the connecting column of the present invention;

fig. 6 is a schematic structural view of the middle baffle of the present invention.

In the figure: 1. an electric core; 2. a first bracket; 21. connecting a baffle plate; 211. a first avoidance slot; 3. a second bracket; 301. a sliding groove; 302. a limiting groove; 303. mounting grooves; 31. a movable baffle; 311. connecting columns; 32. an intermediate baffle; 321. positioning a plate; 33. a second avoidance slot; 34. fixing screws; 35. a spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides the following technical solutions: a novel lithium ion battery pack with high energy density comprises a plurality of battery cells 1, a first bracket 2 and a second bracket 3 are respectively arranged at two sides of each battery cell 1, two ends of each battery cell 1 are respectively inserted into the inner sides of the first bracket 2 and the second bracket 3, the battery cell 1 penetrates through the first support 2 and the second support 3, the outer side end face of the first support 2 is fixedly connected with a connecting baffle 21, the inner side end face of the connecting baffle 21 is attached to the end face of the battery cell 1, the top and the bottom of the second support 3 are respectively provided with a movable baffle 31, the inner side end faces of the two movable baffles 31 are respectively fixedly connected with a plurality of connecting columns 311, the connecting columns 311 are connected with the second support 3 in a sliding manner, an intermediate baffle 32 is arranged between the two movable baffles 31, sliding grooves 301 are respectively arranged at two sides of the second support 3, the intermediate baffle 32 slides in the sliding grooves 301, and the movable baffle 31 and the middle baffle 32 are both fixed with the second bracket 3 by the fixing screws 34 in a threaded manner.

In this embodiment: the battery pack is characterized in that a plurality of battery cores 1 can be connected through a first support 2 and a second support 3, so as to form a battery pack, through holes matched with the battery cores 1 are formed in the first support 2 and the second support 3, the battery cores 1 are inserted in the holes, the connecting baffle 21 on the first support 2 can limit the positions of the battery cores 1, the movable baffle 31 and the middle baffle 32 on the second support 3 can limit the positions of the battery cores 1, so that the battery cores 1 are stably placed on the supports, and the first avoidance groove 211 and the second avoidance groove 33 on each baffle can expose the electrodes of the battery cores 1 without influencing the work of the battery cores 1, when a certain battery in the battery pack is damaged, the fixed screw 34 on the movable baffle 31 can be screwed, at the moment, the movable baffle 31 can be popped up under the action of the spring 35, meanwhile, the connecting column 311 slides in the mounting groove 303, the connecting column 311 can limit the movable baffle 31 not to be separated from the second support, the movable baffle 31 can remove the restriction on the battery cell 1, the middle baffle 32 can slide along the sliding groove 301 by screwing the fixing screw 34 on the middle baffle 32, the positioning plate 321 slides in the limiting groove 302, the positioning plate 321 can position the position of the middle baffle 32, so that the middle baffle 32 can not be separated from the second bracket 3, the movable baffle 31, the middle baffle 32 and the second bracket 3 are integrated, the movable baffle 31 and the middle baffle 32 are not required to be detached from the second bracket 3 for installation during use, the replacement of the battery cell 1 is convenient, the effect of replacing the battery cell 1 is improved, when the movable baffle 31 and the middle baffle 32 are in contact with the restriction on the battery cell 1 to be replaced, the battery cell 1 can be pulled out from the second bracket 3, the damaged battery cell 1 can be replaced independently, the cost is saved, the battery pack can be continuously used, the fixing screw 34 can improve the tightness of the movable baffle 31 and the middle baffle 32, so that the safety of the use of the battery pack can be improved.

In fig. 1-3, the connection baffle 21 is provided with a first avoidance groove 211 corresponding to the battery cell 1, the movable baffle 31 is L-shaped, the middle baffle 32 and the movable baffle 31 are both provided with a second avoidance groove 33 corresponding to the battery cell 1, and the first avoidance groove 211 and the second avoidance groove 33 can expose the electrode of the battery cell 1, so that the operation of the battery cell 1 is not affected, and the battery cell 1 can normally operate.

In FIGS. 4-6: second support 3 has seted up the mounting groove 303 corresponding with spliced pole 311 quantity, mounting groove 303 inboard is equipped with spring 35, spring 35 one end is fixed on spliced pole 311, the other end is fixed on the mounting groove 303 inner wall, the equal fixedly connected with locating plate 321 in middle baffle 32 inner wall both sides, spacing groove 302 has all been seted up in two sliding tray 301, and locating plate 321 slides in spacing groove 302, spliced pole 311 can restrict adjustable fender 31 and can not deviate from second support 3, the position of baffle 32 in the middle of can fixing a position of locating plate 321, make middle baffle 32 can not deviate from second support 3, make adjustable fender 31, middle baffle 32 and second support 3 formula as an organic whole, need not dismantle adjustable fender 31 and middle baffle 32 from second support 3 during the use and install, be convenient for electric core 1's change, improve the effect of changing electric core 1.

The utility model discloses a theory of operation and use flow: when a certain battery in the battery pack is damaged, the fixing screw 34 on the movable baffle 31 can be screwed, at this time, the movable baffle 31 can be ejected under the action of the spring 35, meanwhile, the connecting column 311 slides in the mounting groove 303, so that the movable baffle 31 can remove the limitation on the battery cell 1, the fixing screw 34 on the middle baffle 32 can be screwed, so that the middle baffle 32 can slide along the sliding groove 301, the positioning plate 321 slides in the limiting groove 302, the positioning plate 321 can position the middle baffle 32, so that the middle baffle 32 can not be separated from the second bracket 3, the movable baffle 31, the middle baffle 32 and the second bracket 3 are integrated, when in use, the movable baffle 31 and the middle baffle 32 are not required to be detached from the second bracket 3 for installation, the replacement of the battery cell 1 is convenient, the effect of replacing the battery cell 1 is improved, when the movable baffle 31 and the middle baffle 32 are in contact with the limitation on the battery cell 1 to, therefore, the battery cell 1 can be pulled out of the second support 3, and the damaged battery cell 1 can be replaced independently, so that the cost is saved, and the battery pack can be continuously utilized.

Finally, it should be noted that: although the present invention has been described in detail 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 in the foregoing embodiments, or equivalents may be substituted for elements thereof. 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 novel lithium ion battery group with high energy density, includes a plurality of electricity core (1), electricity core (1) both sides are equipped with first support (2) and second support (3) respectively, its characterized in that: the two ends of the plurality of battery cores (1) are respectively inserted into the inner sides of the first support (2) and the second support (3), the battery cores (1) penetrate through the first support (2) and the second support (3), the outer side end face of the first support (2) is fixedly connected with a connecting baffle (21), the inner side end face of the connecting baffle (21) is attached to the end face of the battery core (1), the top and the bottom of the second support (3) are respectively provided with a movable baffle (31), the inner side end faces of the two movable baffles (31) are respectively fixedly connected with a plurality of connecting columns (311), the connecting columns (311) are slidably connected with the second support (3), a middle baffle (32) is arranged between the two movable baffles (31), the two sides of the second support (3) are respectively provided with a sliding groove (301), and the middle baffle (32) slides in the sliding groove (301), and the movable baffle plate (31) and the middle baffle plate (32) are both fixed with the second bracket (3) through the screw connection of a fixing screw (34).

2. The novel lithium ion battery pack having high energy density of claim 1, wherein: the connecting baffle plate (21) is provided with a first avoidance groove (211) corresponding to the battery cell (1).

3. The novel lithium ion battery pack with high energy density according to claim 1, wherein the movable baffle (31) is L-shaped, and the middle baffle (32) and the movable baffle (31) are both provided with second avoidance grooves (33) corresponding to the battery cells (1).

4. The novel lithium ion battery pack having high energy density of claim 1, wherein: the second support (3) is provided with mounting grooves (303) corresponding to the number of the connecting columns (311), springs (35) are arranged on the inner sides of the mounting grooves (303), one ends of the springs (35) are fixed to the connecting columns (311), and the other ends of the springs are fixed to the inner walls of the mounting grooves (303).

5. The novel lithium ion battery pack having high energy density of claim 1, wherein: and both sides of the inner wall of the middle baffle (32) are fixedly connected with positioning plates (321).

6. The novel lithium ion battery pack with high energy density of claim 5, wherein: two all seted up spacing groove (302) in sliding tray (301), just locating plate (321) slide in spacing groove (302).