CN215578896U - Protection architecture of lithium iron phosphate core - Google Patents

Abstract

The utility model belongs to the technical field of lithium battery cell protection, and discloses a protection structure of lithium iron phosphate battery cells, which comprises a protection shell and a top cover at the top of the protection shell, wherein a plurality of lithium battery cells can be placed in the protection shell, first limit grooves are respectively formed in the outer walls at two sides of the protection shell, limit blocks are respectively and slidably mounted on the inner walls at two sides of the top cover, each limit block can be matched with one first limit groove, and two clamp blocks are slidably arranged at the bottom of the top cover. Brings convenience to the working personnel.

Description

Protection architecture of lithium iron phosphate core

Technical Field

The utility model belongs to the technical field of lithium battery cell protection, and particularly relates to a protection structure of a lithium iron phosphate battery cell.

Background

The lithium iron phosphate battery is a lithium ion battery using lithium iron phosphate as a positive electrode material and carbon as a negative electrode material, and has the advantages of high working voltage, large energy density, long cycle life, good safety performance, small self-discharge rate, no memory effect and the like. The lithium iron phosphate battery is formed by connecting a plurality of lithium iron phosphate cells in series and in parallel.

When the existing lithium iron phosphate cell is transported, some lithium cells are generally centralized and arranged inside the protective shell, so that the surface of the lithium cell is prevented from being punctured by sharp objects, the lithium cells are mutually independent, the lithium cells in the protective shell need to be taken out one by one when the lithium cells are taken out, time and energy are wasted, and the lithium cells are placed in the protective shell, and the protective shell is not filled with the lithium cells, so that the lithium cells placed firstly can be toppled over, the arrangement work of workers is increased, and the lithium cell loading efficiency is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a protection structure of a lithium iron phosphate core, which aims to solve the problems that the existing lithium iron phosphate cores need to be taken out one by one when taken out of a protection shell, time and energy are wasted, the lithium cores can be toppled in the placement process, and the arrangement work of workers is increased.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a protection architecture of lithium iron phosphate cell, includes the top cap at protective housing and top, and a plurality of lithium cells can be placed to the inside of protective housing, first spacing groove has all been seted up on the both sides outer wall of protective housing, equal slidable mounting has the stopper on the both sides inner wall of top cap, and every stopper all can cooperate with a first spacing groove, the bottom of top cap slides and is provided with two clamp splices.

Preferably, the inner side of the protective shell is provided with a baffle, the two side walls of the baffle are provided with first sliding blocks, the inner walls of the two sides of the protective shell are provided with first sliding grooves, and each first sliding block is in sliding fit with one first sliding groove.

Preferably, the inner walls of the two sides of the protective shell are both connected with side plates, the thickness of each side plate is larger than that of each clamping block, and one side wall of each side plate is provided with an accommodating groove.

Preferably, two second chutes are formed in the bottom of the top cover, a second sliding block is arranged in each second chute, a spring is connected between each second sliding block and the inner wall of the corresponding second chute, each second sliding block is fixedly connected with one clamping block, a first stud is installed at the top of the top cover in a threaded manner, each pulling rope is connected between each second sliding block and the corresponding first stud, and each pulling rope can slide in the protective shell.

Preferably, all rotate in the both sides wall of top cap and install the internal thread pipe, every equal fixedly connected with second double-screw bolt on the stopper, and every second double-screw bolt all closes with an internal thread pipe soon.

Preferably, the mounting groove has all been seted up on the both sides inner wall of top cap, and has all seted up the second spacing groove on the lateral wall of every mounting groove, every equal fixedly connected with gag lever post on the stopper, and every gag lever post all with a second spacing groove sliding fit.

Compared with the prior art, the utility model has the following beneficial effects:

(1) according to the utility model, the two slidable clamping blocks are arranged at the bottom of the top cover, after the lithium battery cores are filled in the protective shell, the two clamping blocks are respectively positioned at the two lithium battery core side parts at the edges, when the lithium battery cores are transported and taken out from the protective shell, all the lithium battery cores are clamped by moving the two clamping blocks in opposite directions, and then the top cover is detached from the protective shell, so that all the lithium battery cores can be taken out simultaneously, the time and the energy are saved, and convenience is brought to workers.

(2) According to the utility model, the baffle is arranged on the inner side of the protective shell in a sliding manner, and after a lithium battery cell is arranged in the protective shell, the baffle is made to slide to the side part of the lithium battery cell to be contacted with the lithium battery cell, so that the arranged lithium battery cell is limited, the lithium battery cell is prevented from toppling over when the protective shell is not filled with the lithium battery cell, and the lithium battery cell can be added after the baffle is moved away, so that the arrangement work of workers is reduced, and the filling efficiency of the lithium battery cell is improved.

Drawings

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

FIG. 2 is an enlarged view taken at A in FIG. 1;

FIG. 3 is an enlarged view of FIG. 1 at B;

FIG. 4 is a schematic structural view of a baffle of the present invention;

in the figure: 1. a protective shell; 2. a side plate; 3. a top cover; 4. a first stud; 5. a receiving groove; 6. a first chute; 7. a baffle plate; 8. a first slider; 9. a clamping block; 10. a second chute; 11. a second slider; 12. a pulling rope; 13. an internally threaded tube; 14. a limiting block; 15. a second stud; 16. a first limit groove; 17. a limiting rod; 18. a second limit groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides the following technical solutions: the utility model provides a protection architecture of lithium iron phosphate cell, top cap 3 at protective housing 1 and top, and a plurality of lithium cells can be placed in protective housing 1's inside, first spacing groove 16 has all been seted up on the both sides outer wall of protective housing 1, equal slidable mounting has stopper 14 on top cap 3's the both sides inner wall, and every stopper 14 all can cooperate with a first spacing groove 16, thereby can install top cap 3 on protective housing 1, top cap 3's bottom slides and is provided with two clamp splice 9, all lithium cells are placed side by side, and be located between two clamp splice 9, when taking out, make two clamp splice 9 remove in opposite directions earlier, thereby press from both sides all lithium cells tightly, cancel every stopper 14 and the cooperation of first spacing groove 16 again, thereby pull down top cap 3, and take out all lithium cells in protective housing 1 simultaneously, time saving and energy, bring convenience for the staff.

Further, the inboard of protective housing 1 is provided with baffle 7, all be provided with first slider 8 on the both sides wall of baffle 7, first spout 6 has all been seted up on the both sides inner wall of protective housing 1, every first slider 8 all with a 6 sliding fit of first spout, lean on one side inner wall of protective housing 1 when the lithium cell is placed, slide baffle 7 to the lateral part of this lithium cell and contact with it again, it is spacing to the lithium cell of having placed, prevent that it from empting, follow-up puting away baffle 7 and can add the lithium cell again, reduce staff's arrangement work, thereby improve the loading efficiency of lithium cell.

Further, all be connected with curb plate 2 on the both sides inner wall of protective housing 1, and the thickness of curb plate 2 is greater than the thickness of clamp splice 9, after the protective housing 1 is filled with the lithium cell, two curb plates 2 all contact with the lithium cell, make the distance of equal interval curb plate 2 between two lithium cells at edge and the protective housing 1 inner wall, the top surface of curb plate 2 is less than the top surface of protective housing 1, when top cap 3 is installed on protective housing 1, two clamp splice 9 are located the top of two curb plates 2 respectively, and be located one side of two lithium cells at edge, the groove 5 of accomodating has been seted up on one of them curb plate 2's the lateral wall, accomodate the groove 5 and be used for accomodating baffle 7.

Specifically, two second chutes 10 are formed in the bottom of the top cover 3, a second slider 11 is arranged in each second chute 10, a spring is connected between each second slider 11 and the inner wall of the second chute 10, each second slider 11 is fixedly connected with one clamping block 9, when the spring is in a natural state, the two clamping blocks 9 are respectively located above the two side plates 2 and located on one side of the two lithium battery cores at the edge, all the lithium battery cores are located between the two clamping blocks 9, a first stud 4 is installed at the top of the top cover 3 through threaded screwing, a traction rope 12 is connected between each second slider 11 and the first stud 4, each traction rope 12 can slide in the protective shell 1, when the first stud 4 is screwed out, the two second sliders 11 can be pulled to slide towards each other through the traction rope 12, the spring is stretched, so that the two clamping blocks 9 move towards each other, all lithium cells are clamped, and when the first stud 4 is screwed into the top cover 3, the second sliding block 11 drives the clamping block 9 to reset under the action of the spring.

It is worth explaining that, all rotate in the both sides wall of top cap 3 and install internal thread pipe 13, all fix the cover on every internal thread pipe 13's the outer wall and be equipped with the spacing ring, and every spacing ring all rotates to inlay and locates inside top cap 3, the one end of every internal thread pipe 13 all extends to the outside of top cap 3 to fixedly connected with fixed block, the staff of being convenient for rotates internal thread pipe 13, equal fixedly connected with second double-screw bolt 15 on every stopper 14, and every second double-screw bolt 15 all closes with an internal thread pipe 13 soon.

Further, the mounting groove has all been seted up on the both sides inner wall of top cap 3, and the second spacing groove 18 has all been seted up on a lateral wall of every mounting groove, every stopper 14 all is located a mounting groove, equal fixedly connected with gag lever post 17 on every stopper 14, and every gag lever post 17 all with a second spacing groove 18 sliding fit, gag lever post 17 prevents that second double-screw bolt 15 from rotating along with internal thread pipe 13, thereby when rotating internal thread pipe 13, second double-screw bolt 15 can take place to close soon with internal thread pipe 13, and then control stopper 14 and first spacing groove 16's cooperation relation.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a protection architecture of lithium iron phosphate core which characterized in that: including top cap (3) at protective housing (1) and top thereof, and a plurality of lithium cell can be placed to the inside of protective housing (1), first spacing groove (16) have all been seted up on the both sides outer wall of protective housing (1), equal slidable mounting has stopper (14) on the both sides inner wall of top cap (3), and every stopper (14) all can cooperate with a first spacing groove (16), the bottom of top cap (3) slides and is provided with two clamp splice (9).

2. The protection structure of the lithium iron phosphate battery cell according to claim 1, characterized in that: the inboard of protective housing (1) is provided with baffle (7), all be provided with first slider (8) on the both sides wall of baffle (7), first spout (6) have all been seted up on the both sides inner wall of protective housing (1), every first slider (8) all with a first spout (6) sliding fit.

3. The protection structure of the lithium iron phosphate battery cell according to claim 2, characterized in that: all be connected with curb plate (2) on the both sides inner wall of protective housing (1), and the thickness of curb plate (2) is greater than the thickness of clamp splice (9), one of them seted up on the lateral wall of curb plate (2) and accomodate groove (5).

4. The protection structure of the lithium iron phosphate battery cell according to claim 3, characterized in that: two second chutes (10) are formed in the bottom of the top cover (3), a second sliding block (11) is arranged in each second chute (10), each second sliding block (11) is connected with a spring between the inner wall of the second chute (10) where the second sliding block (11) is located, each second sliding block (11) is fixedly connected with one clamping block (9), a first stud (4) is installed at the top of the top cover (3) in a threaded and screwed mode, each second sliding block (11) is connected with a traction rope (12) between the first stud (4), and each traction rope (12) can slide in the protective shell (1).

5. The protection structure of the lithium iron phosphate battery cell according to claim 4, characterized in that: all rotate in the both sides wall of top cap (3) and install internal thread pipe (13), every equal fixedly connected with second double-screw bolt (15) on stopper (14), and every second double-screw bolt (15) all close with an internal thread pipe (13) soon.

6. The protection structure of the lithium iron phosphate battery cell according to claim 5, characterized in that: the mounting groove has all been seted up on the both sides inner wall of top cap (3), and has all seted up second spacing groove (18), every on the lateral wall of every mounting groove equal fixedly connected with gag lever post (17) on stopper (14), and every gag lever post (17) all with a second spacing groove (18) sliding fit.

Images