CN215451675U

CN215451675U - Lithium iron phosphate battery is with steel casing of centre gripping of being convenient for

Info

Publication number: CN215451675U
Application number: CN202121037596.4U
Authority: CN
Inventors: 邵振东
Original assignee: Anhui Jiesheng Technology Co Ltd
Current assignee: Anhui Jiesheng Technology Co Ltd
Priority date: 2021-05-15
Filing date: 2021-05-15
Publication date: 2022-01-07
Anticipated expiration: 2031-05-15

Abstract

The utility model is suitable for the technical field of lithium iron phosphate batteries, and provides a steel shell for a lithium iron phosphate battery, which is convenient to clamp, and comprises a steel shell body, wherein one side of the steel shell body is provided with two cylindrical grooves, and cylindrical clamping rods are movably sleeved in the cylindrical grooves, so that the cylindrical clamping rods can drive an L-shaped block to quickly fix a fixing block under the action of the elastic force of a first spring, meanwhile, the lithium iron phosphate battery body can be fixed in the steel shell body under the action of the fixing block and a first cover plate, the lithium iron phosphate battery body and the steel shell body can be quickly installed, the first cover plate can be conveniently and quickly taken out from the interior of the steel shell body under the action of a pull ring, the drying around two extremes of the lithium iron phosphate battery body can be kept under the coordination of the first rectangular groove block and a drying agent bag, and under the coordination of a second cover plate and a fixing nail, dust can be prevented from falling onto both ends of the lithium iron phosphate battery body.

Description

Lithium iron phosphate battery is with steel casing of centre gripping of being convenient for

Technical Field

The utility model belongs to the technical field of lithium iron phosphate batteries, and particularly relates to a steel shell convenient to clamp for a lithium iron phosphate battery.

Background

The lithium iron phosphate battery is a lithium ion battery using lithium iron phosphate (LiFePO 4) as a positive electrode material and carbon as a negative electrode material, the rated voltage of a monomer is 3.2V, the charge cut-off voltage is 3.6V-3.65V, and the lithium iron phosphate battery has the advantages of high working voltage, high energy density, long cycle life, good safety performance, small self-discharge rate and no memory effect.

Most of steel cases for the existing lithium iron phosphate batteries are only a battery-loading case and do not have any function of fixing the batteries, however, most of the fixing mechanisms adopted in the existing steel cases and the existing lithium iron phosphate batteries are complex when being installed, so that time and labor are wasted when more groups of lithium iron phosphate batteries are assembled with the steel cases, and the working efficiency is low.

SUMMERY OF THE UTILITY MODEL

The utility model provides a steel shell for a lithium iron phosphate battery, which is convenient to clamp and aims to solve the problems that a fixing mechanism part is complex during installation, time and labor are wasted during assembly of a lithium iron phosphate battery body and the steel shell body, and the working efficiency is reduced.

The utility model is realized in such a way that a steel shell convenient to clamp for a lithium phosphate iron battery comprises a steel shell body, wherein two cylindrical grooves are formed in one side of the steel shell body, cylindrical clamping rods are movably sleeved in the cylindrical grooves, fixing blocks are movably penetrated through two sides of the steel shell body, a first spring is fixedly mounted on one side of the inner wall of each cylindrical groove, an L-shaped block is welded at the bottom of each cylindrical clamping rod, a first cover plate is movably sleeved in the steel shell body, a first rectangular groove block is connected to the inner wall of the steel shell body in an adhesive mode, and a lithium phosphate iron battery body is movably sleeved on the inner wall of the first rectangular groove block.

Preferably, one end of the first spring close to the cylindrical clamping rod and one side of the cylindrical clamping rod close to the first spring are fixedly installed.

Preferably, one side of the L-shaped block, which is far away from the first spring, movably penetrates through one side of the fixing block, and the top end of the lithium iron phosphate battery body movably penetrates through the bottom of the first cover plate.

Preferably, the top of steel casing body has seted up the ring channel, the top fixed mounting of first apron has the second rectangle groove block of three equidistance.

Preferably, a second cover plate is movably sleeved inside the annular groove, and two U-shaped blocks are fixedly mounted at the top of the first cover plate.

Preferably, a fixing nail is movably penetrated through the top of the second cover plate.

Preferably, a drying agent bag is arranged inside the second rectangular groove block, and a first clamping groove matched with the bottom end of the fixing nail is formed in the bottom of the inner wall of the annular groove.

Compared with the prior art, the utility model has the beneficial effects that: according to the steel shell for the lithium iron phosphate battery, which is convenient to clamp, the cylindrical clamping rod can drive the L-shaped block to quickly fix the fixing block under the action of the elastic force of the first spring, the lithium iron phosphate battery body can be fixed inside the steel shell body under the action of the fixing block and the first cover plate, the lithium iron phosphate battery body and the steel shell body can be quickly installed, the first cover plate can be conveniently and quickly taken out of the steel shell body under the action of the pull ring, the drying around two extremes of the lithium iron phosphate battery body can be kept under the matching of the first rectangular groove block and the drying agent bag, and the normal use of the lithium iron phosphate battery body can be prevented from being influenced due to the fact that dust or water flows into the steel shell body under the matching of the second cover plate and the fixing nail.

Drawings

FIG. 1 is a partial cutaway perspective view of the present invention;

FIG. 2 is a perspective view of the present invention;

FIG. 3 is a partial perspective view of the present invention;

fig. 4 is an enlarged perspective view at a in fig. 1 of the present invention.

In the figure: the battery comprises a steel shell body 1, a cylindrical groove 2, a cylindrical clamping rod 3, a fixing block 4, a first spring 5, an L-shaped block 6, a first cover plate 7, a first rectangular groove block 8, a lithium iron phosphate battery body 9, an annular groove 10, a second rectangular groove block 11, a second cover plate 12, a U-shaped block 13 and a fixing nail 14.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

Referring to fig. 1-4, the present invention provides a technical solution of a steel shell for a lithium iron phosphate battery, which is convenient for clamping: including steel casing body 1, two cylinder grooves 2 have been seted up to one side of steel casing body 1, cylinder kelly 3 has been cup jointed in the inside activity in cylinder groove 2, fixed block 4 has been run through in the equal activity in both sides of steel casing body 1, inner wall one side fixed mounting of cylinder groove 2 has first spring 5, the welding of the bottom of cylinder kelly 3 has L type piece 6, first apron 7 has been cup jointed in the inside activity of steel casing body 1, the inner wall bonding connection of steel casing body 1 has first rectangle groove piece 8, the inner wall activity of first rectangle groove piece 8 has cup jointed lithium iron phosphate battery body 9.

In this embodiment, under the action of the elastic force of the first spring 5, the cylindrical clamping rod 3 can drive the L-shaped block 6 to rapidly fix the fixing block 4, and simultaneously, under the action of the fixing block 4 and the first cover plate 7, the lithium iron phosphate battery body 9 can be fixed inside the steel shell body 1, thereby achieving rapid installation of the lithium iron phosphate battery body 9 and the steel shell body 1.

Furthermore, one end of the first spring 5 close to the cylindrical clamping rod 3 and one side of the cylindrical clamping rod 3 close to the first spring 5 are fixedly installed.

In this embodiment, convenient under the effect of first spring 5 and cylinder kelly 3, can carry out quick dismouting to fixed block 4 in the inside of box hat body 1 through L type piece 6.

Furthermore, one side of the L-shaped block 6, which is far away from the first spring 5, movably penetrates through one side of the fixing block 4, and the top end of the lithium iron phosphate battery body 9 movably penetrates through the bottom of the first cover plate 7.

In the embodiment, the lithium iron phosphate battery body 9 can be quickly and fixedly mounted inside the steel shell body 1 by conveniently fixing the first cover plate 7 through the fixing block 4 under the action of the L-shaped block 6.

Furthermore, the top of the steel shell body 1 is provided with an annular groove 10, and the top of the first cover plate 7 is fixedly provided with three equidistant second rectangular groove blocks 11.

In the embodiment, the desiccant bag is convenient to place under the action of the second rectangular groove block 11.

Further, a second cover plate 12 is movably sleeved inside the annular groove 10, and two U-shaped blocks 13 are fixedly mounted at the top of the first cover plate 7.

In this embodiment, under the action of the second cover plate 12, dust or water can be prevented from flowing into the steel shell body 1, which affects the normal use of the lithium iron phosphate battery body 9, and the U-shaped block 13 facilitates the first cover plate 7 to be taken out from the steel shell body 1.

Further, a fixing nail 14 is movably penetrated through the top of the second cover plate 12.

In this embodiment, it is convenient to secure the second cover plate 12 inside the annular groove 10 at the securing pegs 14.

Furthermore, a drying agent bag is arranged inside the second rectangular groove block 11, and a first clamping groove matched with the bottom end of the fixing nail 14 is formed in the bottom of the inner wall of the annular groove 10.

In this embodiment, it is convenient to keep the peripheries of the two extremes of the lithium iron phosphate battery body 9 dry under the action of the desiccant bag, so as to prevent the two extremes of the lithium iron phosphate battery body 9 from rusting.

The lithium iron phosphate battery body 9 and the desiccant bag are prior art, and will not be explained herein.

The working principle and the using process of the utility model are as follows: when the lithium iron phosphate battery body 9 needs to be installed, firstly, a tool is used for pushing the cylindrical clamping rod 3 to the direction of the first spring 5, the moving cylindrical clamping rod 3 can drive the L-shaped block 6 to move, then the fixing block 4 is moved to the direction far away from the second rectangular groove block 11, when the fixing block 4 is positioned on the same plane with the inner wall of the steel shell body 1 at the side far away from the second rectangular groove block 11, the movement of the fixing block 4 is stopped, then the lithium iron phosphate battery body 9 is movably sleeved in the first rectangular groove block 8, then the U-shaped block 13 is used for movably sleeved on the first cover plate 7 on the lithium iron phosphate battery body 9, then the fixing block 4 is reset, finally, the cylindrical clamping rod 3 is loosened, the L-shaped block 6 is driven to automatically reset through the cylindrical clamping rod 3 under the elastic force of the first spring 5 and is clamped with the fixing block 4, and the lithium iron phosphate battery body 9 is quickly installed on the steel shell body 1, when the assembled battery is not in use, in order to prevent dust or water from flowing into the interior of the steel can body 1, the second cover plate 12 can be movably sleeved inside the annular groove 10, then the second cover plate 12 is fixed on the steel can body 1 by the fixing nail 14, and meanwhile, a desiccant bag is placed inside the second rectangular groove block 11, so that the drying around the two extremes of the lithium iron phosphate battery body 9 can be effectively maintained.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a lithium iron phosphate battery is with steel casing of centre gripping of being convenient for which characterized in that: including steel casing body (1), two cylinder grooves (2) have been seted up to one side of steel casing body (1), cylinder kelly (3) have been cup jointed in the inside activity of cylinder groove (2), fixed block (4) have been run through in the equal activity in both sides of steel casing body (1), inner wall one side fixed mounting of cylinder groove (2) has first spring (5), the bottom welding of cylinder kelly (3) has L type piece (6), first apron (7) have been cup jointed in the inside activity of steel casing body (1), the inner wall adhesive connection of steel casing body (1) has first rectangle groove piece (8), lithium iron phosphate battery body (9) have been cup jointed in the inner wall activity of first rectangle groove piece (8).

2. The easy-to-clamp steel can for a lithium iron phosphate battery as claimed in claim 1, wherein: one end of the first spring (5) close to the cylindrical clamping rod (3) and one side of the cylindrical clamping rod (3) close to the first spring (5) are fixedly installed.

3. The easy-to-clamp steel can for a lithium iron phosphate battery as claimed in claim 1, wherein: one side, far away from the first spring (5), of the L-shaped block (6) movably penetrates through one side of the fixing block (4), and the top end of the lithium iron phosphate battery body (9) movably penetrates through the bottom of the first cover plate (7).

4. The easy-to-clamp steel can for a lithium iron phosphate battery as claimed in claim 1, wherein: annular groove (10) have been seted up at the top of box hat body (1), the top fixed mounting of first apron (7) has the second rectangle groove block (11) of three equidistance.

5. The easy-to-clamp steel can for lithium iron phosphate batteries according to claim 4, wherein: a second cover plate (12) is movably sleeved inside the annular groove (10), and two U-shaped blocks (13) are fixedly mounted at the top of the first cover plate (7).

6. The easy-to-clamp steel can for a lithium iron phosphate battery as claimed in claim 5, wherein: the top of the second cover plate (12) is movably penetrated with a fixing nail (14).

7. The easy-to-clamp steel can for lithium iron phosphate batteries according to claim 4, wherein: a drying agent bag is arranged inside the second rectangular groove block (11), and a first clamping groove matched with the bottom end of the fixing nail (14) is formed in the bottom of the inner wall of the annular groove (10).