CN212783655U

CN212783655U - Lithium battery for electric forklift

Info

Publication number: CN212783655U
Application number: CN202021321743.6U
Authority: CN
Inventors: 江梅德
Original assignee: ZHEJIANG FUDEER ELECTRIC APPLIANCE CO Ltd
Current assignee: ZHEJIANG FUDEER ELECTRIC APPLIANCE CO Ltd
Priority date: 2020-07-07
Filing date: 2020-07-07
Publication date: 2021-03-23
Anticipated expiration: 2030-07-07

Abstract

The application relates to a lithium battery for electric fork-lift truck, it includes battery case and is fixed in the battery body in the battery case, and battery case includes the casing and sets up the lower casing on last casing, has seted up on the terminal surface that the casing is close to down and has held the chamber, holds and is provided with first abaculus and second abaculus on the chamber, is formed with the location region that supplies the battery body location between first abaculus and the second abaculus. The battery has the effect of prolonging the service life of the battery.

Description

Lithium battery for electric forklift

Technical Field

The application relates to the field of lithium batteries, in particular to a lithium battery for an electric forklift.

Background

The electric forklift is a forklift that operates electrically, and most of them operate as a battery. The traditional battery of the electric forklift is a lead-acid battery, which has heavy weight and large volume and is easy to pollute the environment. Many lithium battery powered forklifts have emerged.

The lithium battery for the electric forklift generally comprises a battery shell and a battery body fixed in the battery shell, wherein sponge is filled in the battery shell for fixing the battery body.

The inventors have found that when a lithium battery is operated for a long time, the temperature of the lithium battery is high, resulting in a short service life of the lithium battery, and thus, the improvement is desired.

Disclosure of Invention

In order to improve the short problem of lithium cell life, this application provides an electric fork-lift uses lithium cell.

The application provides a pair of lithium cell for electric fork-lift adopts following technical scheme:

the utility model provides an electric fork-lift uses lithium cell, includes battery case and is fixed in the battery body in the battery case, battery case includes the casing and sets up the lower casing on last casing, its characterized in that: the battery case is characterized in that an accommodating cavity is formed in the end face, close to the upper case, of the lower case, a first embedded block and a second embedded block are arranged on the accommodating cavity, and a positioning area for positioning the battery body is formed between the first embedded block and the second embedded block.

Through adopting above-mentioned technical scheme, place the battery body in the location area, fix a position the battery body through first abaculus and second abaculus replacement sponge, first abaculus and second abaculus generally are the plastics material, have changed the sponge location and have leaded to the battery body to generate heat the difficult condition of effluvium of back heat, have improved the radiating effect of battery body for the life of battery is longer.

Preferably, the first insert block includes two first positioning portions and a first connecting portion connecting the two first positioning portions, the two first positioning portions are arranged at intervals, and a first positioning groove is formed by splicing the two first positioning portions and the first connecting portion; the second inserted block comprises a second positioning part and a second connecting part perpendicular to the second positioning part, the second positioning part and the second connecting part are spliced to form a second positioning groove, and the first positioning groove and the second positioning groove form a positioning area.

Through adopting above-mentioned technical scheme, set up first location portion, first connecting portion, second location portion and second connecting portion, the cooperation through first location portion, first connecting portion, second location portion and second connecting portion makes the outside setting of the regional laminating battery body of location, prevents that battery body from taking place to remove in the location region for battery body places the stability in the location region better.

Preferably, a plurality of rib plates are arranged on the outer side wall of the first embedded block, which is far away from the positioning area, and the end faces of the rib plates, which are far away from the positioning area, are correspondingly abutted against the inner side wall of the accommodating cavity.

Through adopting above-mentioned technical scheme, set up the gusset, contradict through the gusset and hold the chamber for the structural stability in location area is better.

Preferably, a plurality of reinforcing plates are further arranged on the outer side wall, far away from the positioning area, of the first embedded block, and the reinforcing plates are connected between the adjacent rib plates.

Through adopting above-mentioned technical scheme, set up the reinforcing plate, the adjacent gusset of reinforcing plate both sides conflict prevents that the gusset from taking place the skew, has strengthened the regional structural stability of location.

Preferably, a holding hole is formed in the battery shell, an isolation plate is fixed to the edge of the holding hole, and the isolation plate is located in the accommodating cavity.

Through adopting above-mentioned technical scheme, set up and grip hole and division board, when the installation lithium cell on fork truck, the accessible hand stretches into and grips the hole and insert the installation in order to snatch the lithium cell for it is more convenient to operate fork truck installation lithium cell.

Preferably, a positioning column for positioning the second embedded block is fixed on the accommodating cavity, and the end face of the positioning column close to the second positioning part is correspondingly abutted against the outer side wall of the second positioning part; the end face of the second connecting part far away from the first embedded block abuts against the outer side wall of the isolation plate.

Through adopting above-mentioned technical scheme, set up the reference column, the second inserted block is fixed through contradicting reference column and division board realization for the regional structure in location is more stable.

Preferably, a connecting groove for a forklift to access is formed in one end, far away from the holding hole, of the battery shell; the two positioning areas are symmetrically arranged along two sides of the length direction of the connecting groove, the two battery bodies are arranged corresponding to the two positioning areas, and the two first embedded blocks and the two second embedded blocks are arranged corresponding to the two positioning areas; the second connecting parts of the second embedded blocks on two sides of the connecting groove are positioned on the same straight line and are integrally arranged.

By adopting the technical scheme, two battery bodies can be placed, so that the overall power of the lithium battery is higher, and the effect of longer working time of the forklift is achieved; set up the spread groove for the installation of operation lithium cell on fork truck is more convenient.

Preferably, a connecting seat is fixed on the side wall of the lower shell, the connecting seat is arranged close to one of the first embedded blocks, a first wiring groove is formed in the first embedded block close to the connecting seat, and a lead passes through the first wiring groove, so that the connecting seat is connected with the corresponding battery body.

Through adopting above-mentioned technical scheme, set up first wiring trench, lead the circuit of access connecting seat, make the circuit in the battery arrange more conveniently.

Preferably, the battery shell is further provided with a guide groove, and the connecting seat is fixed at the bottom of the guide groove.

Through adopting above-mentioned technical scheme, set up the guide way, the guide way leads when inserting the connecting seat to the plug for the plug inserts more conveniently.

Preferably, a second wiring slot is formed in the second insert block, and a lead for connecting the two battery bodies is arranged on the second wiring slot.

Through adopting above-mentioned technical scheme, set up second wiring trench, second wiring trench supplies to connect through the wire series between two battery bodies, makes the wire in the battery arrange more conveniently.

In summary, the present application includes at least one of the following beneficial technical effects:

the first embedded block and the second embedded block are arranged, so that the temperature of the battery body is prevented from being too high, and the service life of the battery is longer;

by arranging the rib plates and the reinforcing plates, the structural stability of the positioning area is better;

through setting up first wiring trench and second wiring trench, it is more convenient to make the wire in the battery arrange.

Drawings

FIG. 1 is an overall schematic view of the embodiment;

FIG. 2 is a partial schematic view of the battery body of the embodiment without the battery body, mainly showing the structure of the first positioning groove and the second positioning groove;

fig. 3 is a partial overall schematic view of the embodiment after being assembled into a battery body.

Description of reference numerals: 1. a battery case; 11. an upper housing; 12. a lower housing; 121. an accommodating chamber; 2. a holding hole; 21. a separator plate; 3. a guide groove; 31. connecting grooves; 32. a connecting seat; 4. a first slug; 41. a first positioning portion; 42. a first connection portion; 43. a first positioning groove; 44. a first wiring slot position; 5. a second slug; 51. a second positioning portion; 52. a second connecting portion; 53. a second positioning groove; 54. a second wiring slot position; 6. a rib plate; 7. a reinforcing plate; 8. a positioning column; 9. a positioning area; 10. a battery body.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

Example (b):

a lithium battery for an electric forklift is shown in figure 1 and comprises a battery shell 1, wherein the battery shell 1 comprises an upper shell 11 and a lower shell 12, and the upper shell 11 and the lower shell 12 are mutually buckled and spliced.

The battery shell 1 is provided with a holding hole 2, and the holding hole 2 is arranged close to the edge of the battery shell 1. A separator 21 is fixed to the edge of the grip hole 2, and the separator 21 separates the inside and the outside of the battery case 1.

Referring to fig. 1, a guide groove 3 is formed in one end of the battery shell 1, which is far away from the holding hole 2, and a notch of the guide groove 3 is flared. The tank bottom of guide way 3 is seted up and is supplied fork truck access's spread groove 31, and the tank bottom of spread groove 31 is the flaring setting to notch department, leads when making things convenient for the battery body to insert the installation.

Referring to fig. 1 and 2, an accommodating cavity 121 is formed in an end surface of the lower housing 12 close to the upper housing 11, and the partition plate 21 is located in the accommodating cavity 121. The accommodating cavity 121 is provided with a first insert 4 and a second insert 5, and the first insert 4 and the second insert 5 are symmetrically distributed along two sides of the connecting groove 31 in the length direction.

Referring to fig. 2, each first insert 4 includes two first positioning portions 41 and a first connecting portion 42 connecting the two first positioning portions 41, the two first positioning portions 41 are arranged at intervals, two first positioning grooves 43 are formed by splicing the two first positioning portions 41 and the first connecting portion 42, and two first positioning grooves 43 are correspondingly arranged.

A plurality of rib plates 6 are fixed on the end face, far away from the first positioning groove 43, of the first embedded block 4, and the rib plates 6 are vertically arranged. The end face of each rib plate 6 far away from the first positioning groove 43 is correspondingly abutted against the inner side wall of the accommodating cavity 121.

A plurality of reinforcing plates 7 are further fixed on the outer side wall of the first embedded block 4 far away from the first positioning groove 43, and each reinforcing plate 7 is connected between adjacent rib plates 6. Every reinforcing plate 7 all is the level setting to the bottom setting that the chamber 121 was held in the conflict.

Referring to fig. 2, each second insert 5 includes a second positioning portion 51 and a second connecting portion 52, the second positioning portion 51 is disposed near the first positioning groove 43, and the second connecting portion 52 is disposed on a side of the second positioning portion 51 away from the first positioning groove 43 and perpendicular to the second positioning portion 51. The second connecting portions 52 of the two second insert blocks 5 are located on the same straight line and integrally arranged, and the end faces of the second connecting portions 52 far away from the first insert blocks 4 abut against the outer side wall of the isolation plate 21.

The second positioning portions 51 of the two second insert blocks 5 are both arranged towards the first positioning groove 43, and the two second positioning portions 51 are arranged at intervals. A positioning column 8 is fixed between the two second positioning portions 51, and the positioning column 8 is vertically arranged and fixed at the bottom of the accommodating cavity 121. The end surfaces of the positioning columns 8 close to the two second positioning portions 51 are correspondingly abutted against the opposite outer side walls of the two second positioning portions 51.

Referring to fig. 2, the second positioning portion 51 and the corresponding second connecting portion 52 are spliced to form a second positioning groove 53, and two second positioning grooves 53 are correspondingly arranged. A positioning area 9 is formed between the first positioning groove 43 and the second positioning groove 53 on the same side of the connecting groove 31, and two positioning areas 9 are correspondingly arranged.

Referring to fig. 2 and 3, the lithium battery for the electric forklift further includes two battery bodies 10, and both the two battery bodies 10 are lithium batteries. One of the battery bodies 10 is correspondingly placed in one of the positioning regions 9 for positioning, and the other battery body 10 is correspondingly placed in the other positioning region 9 for positioning.

A connecting seat 32 is further fixed at the bottom of the guide groove 3, the connecting seat 32 is arranged close to one of the first insert blocks 4, and one end of the connecting seat 32 far away from the guide groove 3 extends into the accommodating cavity 121. The first insert 4 near the connecting seat 32 is provided with a first wiring slot 44, and the first wiring slot 44 is used for a lead to pass through, so that the connecting seat 32 is connected with the corresponding battery body 10 in series.

The second insert 5 is provided with a second wiring slot 54, the second wiring slot 54 is provided with a lead, and the two battery bodies 10 are connected through the lead.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a lithium cell for electric fork-lift truck, includes battery case (1) and is fixed in battery body (10) in battery case (1), battery case (1) includes casing (11) and sets up lower casing (12) on casing (11) on last, its characterized in that: the battery shell is characterized in that an accommodating cavity (121) is formed in the end face, close to the upper shell (11), of the lower shell (12), a first embedded block (4) and a second embedded block (5) are arranged on the accommodating cavity (121), and a positioning area (9) for positioning the battery body (10) is formed between the first embedded block (4) and the second embedded block (5).

2. The lithium battery for an electric forklift according to claim 1, characterized in that: the first embedded block (4) comprises two first positioning parts (41) and a first connecting part (42) for connecting the two first positioning parts (41), the two first positioning parts (41) are arranged at intervals, and a first positioning groove (43) is formed by splicing the two first positioning parts (41) and the first connecting part (42);

the second embedded block (5) comprises a second positioning part (51) and a second connecting part (52) perpendicular to the second positioning part (51), the second positioning part (51) and the second connecting part (52) are spliced to form a second positioning groove (53), and the first positioning groove (43) and the second positioning groove (53) form the positioning area (9).

3. The lithium battery for an electric forklift according to claim 2, characterized in that: a plurality of rib plates (6) are arranged on the outer side wall, away from the positioning area (9), of the first embedded block (4), and the end faces, away from the positioning area (9), of the rib plates (6) are correspondingly abutted against the inner side wall of the accommodating cavity (121).

4. The lithium battery for an electric forklift according to claim 3, characterized in that: the outer side wall, far away from the positioning area (9), of the first embedded block (4) is further provided with a plurality of reinforcing plates (7), and the reinforcing plates (7) are connected between the adjacent rib plates (6).

5. The lithium battery for an electric forklift according to claim 2, characterized in that: the battery shell (1) is provided with a holding hole (2), the edge of the holding hole (2) is fixed with a separation plate (21), and the separation plate (21) is positioned in the accommodating cavity (121).

6. The lithium battery for an electric forklift according to claim 5, characterized in that: a positioning column (8) for positioning the second embedded block (5) is fixed on the accommodating cavity (121), and the end surface of the positioning column (8) close to the second positioning part (51) is correspondingly abutted against the outer side wall of the second positioning part (51);

the end face, far away from the first embedded block (4), of the second connecting part (52) is abutted against the outer side wall of the isolation plate (21).

7. The lithium battery for an electric forklift according to claim 5, characterized in that: one end of the battery shell (1) far away from the holding hole (2) is provided with a connecting groove (31) for a forklift to access;

two positioning regions (9) are symmetrically arranged along two sides of the connecting groove (31) in the length direction, two battery bodies (10) are arranged corresponding to the positioning regions (9), and two first embedded blocks (4) and two second embedded blocks (5) are arranged corresponding to the positioning regions (9);

the second connecting parts (52) of the second embedded blocks (5) on two sides of the connecting groove (31) are positioned on the same straight line and are integrally arranged.

8. The lithium battery for an electric forklift according to claim 7, characterized in that: the battery module is characterized in that a connecting seat (32) is fixed on the side wall of the lower shell (12), the connecting seat (32) is arranged close to one of the first embedded blocks (4), a first wiring groove (44) is formed in the first embedded block (4) close to the connecting seat (32), and a lead passes through the first wiring groove (44), so that the connecting seat (32) is connected with the corresponding battery body (10).

9. The lithium battery for an electric forklift according to claim 8, characterized in that: still seted up guide way (3) on battery case (1), connecting seat (32) are fixed in the tank bottom of guide way (3).

10. The lithium battery for an electric forklift according to claim 1, characterized in that: and a second wiring slot position (54) is formed in the second embedded block (5), and a lead for connecting the two battery bodies (10) is arranged on the second wiring slot position (54).