CN210257976U

CN210257976U - Anti-damage lithium battery pack for electric forklift

Info

Publication number: CN210257976U
Application number: CN201920924656.0U
Authority: CN
Inventors: 李祥宾
Original assignee: Yiwei New Energy Technology (shandong) Co Ltd
Current assignee: Yiwei New Energy Technology (shandong) Co Ltd
Priority date: 2019-06-19
Filing date: 2019-06-19
Publication date: 2020-04-07
Anticipated expiration: 2029-06-19

Abstract

The utility model discloses an electric fork-lift is with preventing destroying lithium cell group, which comprises a base, the base top is fixed with the protecting box, and protecting box bottom inner wall is fixed with the supporting spring that a plurality of equidistance distribute, and the supporting spring top is fixed with same thing board of putting, it all is fixed with the grip block to put thing board top outer wall both sides, and has placed the lithium cell that a plurality of equidistance distribute between two grip blocks, and the equal joint of lithium cell is two liang between has the joint strip, and joint strip one end is fixed with the connecting strip with the laminating of lithium cell lateral wall, the protecting box top is fixed with the apron, and rotates on the apron and pegs graft and have the screw rod, and the roof has been cup jointed to the screw thread on the screw rod circumference outer wall, and roof bottom. The utility model discloses can carry out spacing centre gripping work between the lithium cell, carry out the spacing work of centre gripping to the lithium cell top, can also carry out shock attenuation buffering work to rocking of production, improve device's protective capacities.

Description

Anti-damage lithium battery pack for electric forklift

Technical Field

The utility model relates to a lithium cell technical field especially relates to an electric fork-lift is with preventing destroying lithium cell group.

Background

Lithium batteries, which are batteries using lithium metal or lithium alloy as a negative electrode material and using a non-aqueous electrolyte solution, have very high environmental requirements for processing, storage and use of the lithium metal due to the very active chemical properties of the lithium metal.

The lithium battery is widely applied to power devices of industrial vehicles, such as electric forklifts, tractors and other special vehicles, but due to the influence of workplaces of the industrial vehicles and the surrounding environment, the lithium battery is easy to shake and cause collision, so that the lithium battery is easy to shake and damage, the use of the lithium battery is influenced, and the lithium battery is inconvenient for users to use.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a damage-proof lithium battery pack for an electric forklift.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides an electric fork-lift is with preventing destroying lithium cell group, includes the base, the base top is fixed with the protecting box, and the protecting box bottom inner wall is fixed with a plurality of equidistance supporting spring that distribute, and the supporting spring top is fixed with same thing board of putting, it all is fixed with the grip block to put thing board top outer wall both sides, and has placed a plurality of equidistance lithium cell that distribute between two grip blocks, and the equal joint of lithium cell is two liang between has the joint strip, and joint strip one end is fixed with the connecting strip with the laminating of lithium cell lateral wall, the protecting box top is fixed with the apron, and rotates on the apron and has pegged graft and have had the screw rod, and the screw thread has cup jointed the roof on the screw rod circumference outer wall.

Furthermore, the outer wall of joint strip and lithium cell laminating all opens the dovetail groove that has the equidistance and distributes.

Furthermore, a plurality of rubber pads are fixed on the outer wall of the clamping plate attached to the lithium battery.

Further, the inner walls of two sides of the protection box are both fixed with fixing plates, the fixing plates are provided with sliding grooves, sliding blocks are connected in the sliding grooves, and the sliding blocks are fixedly connected with the object placing plates.

Further, guard box and base bottom central point put to peg graft and have the cooling tube, and cooling tube top outer wall opens and has a plurality of gas pockets, and the cooling tube internal fixation has the fan, and cooling tube bottom outer wall edge is fixed with the dirt filtrating screen of specification adaptation.

Further, four corners of base bottom outer wall all open the mounting groove, and the mounting groove internal fixation has flexible leg, the movable rod bottom mounting of flexible leg has the backup pad, and has cup jointed damping spring on the movable rod.

The utility model has the advantages that:

1. can carry out spacing centre gripping work between the lithium cell through setting up of joint strip and grip block, prevent that the lithium cell from producing the side and rocking, the dovetail groove on the joint strip can increase in addition and the lithium cell between the frictional force, prevent the dislocation, the roof can be in screw rod rotation effect downstream down, carries out spacing work of centre gripping to the lithium cell top, to sum up, can improve the holistic stability of lithium cell group.

2. The lithium battery pack placed on the storage plate can be supported through the arrangement of the supporting springs, vibration reduction and buffering work can be carried out on generated shaking, and the protection capability of the device is improved.

3. Can suck the air in the protective housing to the external world through the setting of fan, take place the replacement with the ambient air, to the work of dispelling the heat in the protective housing, strain the dust screen in addition and can prevent that the dust in the ambient air from getting into in the protective housing.

Drawings

Fig. 1 is a schematic sectional view of an embodiment 1 of a damage-proof lithium battery pack for an electric forklift according to the present invention;

fig. 2 is a schematic view of a three-dimensional structure of a clamping strip of an anti-damage lithium battery pack for an electric forklift according to the present invention;

fig. 3 is the utility model provides an electric fork-lift is with embodiment 2 sectional structure schematic diagram of anti-damage lithium cell group.

In the figure: 1 base, 2 protective housing, 3 sliders, 4 fixed plates, 5 chutes, 6 clamping plates, 7 lithium batteries, 8 connecting strips, 9 screw rods, 10 top plates, 11 spongy cushions, 12 storage plates, 13 supporting springs, 14 radiating pipes, 15 fans, 16 dust filtering nets, 17 telescopic legs, 18 damping springs, 19 supporting plates, 20 clamping strips and 21 trapezoidal grooves.

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.

Examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

Example 1

Referring to fig. 1 and 2, an electric fork-lift is with preventing destroying lithium cell group, which comprises a

base

1, 1 top of base is fixed with protecting

box

2, and 2 bottom inner walls of protecting box are fixed with a plurality of equidistance distribution's supporting spring 13, supporting spring 13 top is fixed with same thing board 12 of putting, it all is fixed with grip block 6 to put thing board 12 top outer wall both sides, and placed a plurality of equidistance distribution's lithium cell 7 between two grip blocks 6, lithium cell 7 is two liang between equal joint has joint strip 20, joint strip 20 one end is fixed with the connecting strip 8 with the laminating of lithium cell 7 lateral wall, 2 tops of protecting box are fixed with the apron, and rotate on the apron and peg graft there is screw rod 9, screw thread has cup jointed roof 10 on the screw rod 9 circumference outer wall, roof 10 bottom outer wall is fixed with the sponge pad 11 the same.

Wherein, the trapezoidal groove 21 that has the equidistance and distributes is all opened to the outer wall of joint strip 20 and the laminating of lithium cell 7, trapezoidal groove 21 can increase and lithium cell 7 between frictional force, prevent the dislocation.

Wherein, the outer wall of grip block 6 and the laminating of lithium cell 7 is fixed with a plurality of rubber pads, and the rubber pad can protect the buffering to 7 lateral walls of lithium cell.

Wherein, 2 both sides inner walls of guard box all are fixed with fixed plate 4, and open on fixed plate 4 has spout 5, and sliding connection has slider 3 in spout 5, slider 3 with put thing board 12 fixed connection, slider 3 and spout 5 can be to putting thing board 12 and leading the support, improve the stability of putting thing board 12 and lithium cell group.

Wherein,

guard box

2 and 1 bottom central point of base put into the grafting and have cooling tube 14, and the outer wall of 14 tops of cooling tube is opened has a plurality of gas pockets, and cooling tube 14 internal fixation has

fan

15, and 14 bottom outer wall edges of cooling tube are fixed with the dust screen 16 of specification adaptation.

The working principle of the embodiment is as follows: joint strip 20, grip block 6 can carry out spacing centre gripping work between to lithium cell 7, prevent that lithium cell 7 from producing the side and rocking, roof 10 can be at screw rod 9 rotation effect downstream, carry out the spacing work of centre gripping to lithium cell 7 top, to sum up, can improve the holistic stability of lithium cell group, supporting spring 13 can support the lithium cell group of placing on putting thing board 12, rocking to the production can carry out shock attenuation buffering work, the protective capacities of improving device, fan 15 can be with 2 air suction to the external world in the protective housing, take place the replacement with the ambient air, to carrying out the work of dispelling the heat in the protective housing 2, dust that dust filtering net 16 can prevent in the ambient air in addition gets into protective housing 2.

Example 2

Referring to fig. 3, the embodiment is different from embodiment 1 in that mounting grooves are formed in four corners of the outer wall of the bottom of a base 1, telescopic legs 17 are fixed in the mounting grooves, a supporting plate 19 is fixed at the bottom ends of movable rods of the telescopic legs 17, and damping springs 18 are sleeved on the movable rods.

The working principle of the embodiment is as follows: the telescopic legs 17, the damping springs 18 and the supporting plate 19 can support and damp the whole device, and the stability of the whole device is improved.

In the description of this patent, it is to be understood that the terms "coaxial," "bottom," "one end," "top," "middle," "other end," "upper," "one side," "top," "inner," "front," "center," "two ends," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the patent and for simplicity in description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

In this patent, unless expressly stated or limited otherwise, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate, or they may be connected internally or in an interactive relationship with each other, and unless otherwise specifically limited, the specific meaning of the above terms in this patent will be understood by those skilled in the art according to the specific circumstances.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A damage-proof lithium battery pack for an electric forklift comprises a base (1) and is characterized in that a protective box (2) is fixed to the top of the base (1), a plurality of supporting springs (13) distributed at equal intervals are fixed to the inner wall of the bottom of the protective box (2), the top end of each supporting spring (13) is fixed to a same object placing plate (12), clamping plates (6) are fixed to two sides of the outer wall of the top of each object placing plate (12), a plurality of lithium batteries (7) distributed at equal intervals are placed between the two clamping plates (6), clamping strips (20) are clamped between every two lithium batteries (7), one ends of the clamping strips (20) are fixed to connecting strips (8) attached to the side walls of the lithium batteries (7), a cover plate is fixed to the top of the protective box (2), a screw rod (9) is rotatably inserted into the cover plate, and a top plate (10) is sleeved on the circumferential outer wall, sponge pads (11) with the same number as the lithium batteries (7) are fixed on the outer wall of the bottom of the top plate (10).

2. The damage-proof lithium battery pack for the electric forklift as recited in claim 1, wherein the outer walls of the clamping strips (20) attached to the lithium battery (7) are provided with trapezoidal grooves (21) distributed at equal intervals.

3. The damage-proof lithium battery pack for the electric forklift as recited in claim 2, wherein a plurality of rubber pads are fixed on the outer wall of the clamping plate (6) attached to the lithium battery (7).

4. The damage-proof lithium battery pack for the electric forklift as recited in claim 3, wherein the fixed plates (4) are fixed on the inner walls of the two sides of the protective box (2), the fixed plates (4) are provided with sliding grooves (5), the sliding grooves (5) are connected with sliding blocks (3) in a sliding manner, and the sliding blocks (3) are fixedly connected with the object placing plates (12).

5. The damage-proof lithium battery pack for the electric forklift as claimed in claim 1, wherein a heat dissipation pipe (14) is inserted into the central position of the bottom of the protection box (2) and the base (1), a plurality of air holes are formed in the outer wall of the top of the heat dissipation pipe (14), a fan (15) is fixed in the heat dissipation pipe (14), and a dust filtering net (16) with a matched specification is fixed at the edge of the outer wall of the bottom of the heat dissipation pipe (14).

6. The damage-proof lithium battery pack for the electric forklift as recited in claim 1, wherein the base (1) is provided with mounting grooves at four corners of the outer wall of the bottom, and telescopic legs (17) are fixed in the mounting grooves, the bottom ends of the movable rods of the telescopic legs (17) are fixed with support plates (19), and the movable rods are sleeved with damping springs (18).