CN219144339U

CN219144339U - Single-layer lithium battery module electric box with double balancing weights

Info

Publication number: CN219144339U
Application number: CN202221375312.7U
Authority: CN
Inventors: 沈林煜; 彭代洪
Original assignee: Hangzhou Jiahe Auto Parts Manufacturing Co ltd
Current assignee: Hangzhou Jiahe Auto Parts Manufacturing Co ltd
Priority date: 2022-06-04
Filing date: 2022-06-04
Publication date: 2023-06-06
Anticipated expiration: 2032-06-04

Abstract

The utility model discloses a single-layer lithium battery module electric box with double balancing weights, which comprises a box body, wherein a cover plate is arranged at the top of the box body, and a handle is arranged at the top of the cover plate; the first balancing weight is vertically fixed on one side of the box body along the height, and the second balancing weight is transversely fixed on the bottom of the box body along the length; the inside of the box body is also provided with a bottom module supporting plate, an electric mounting plate is arranged above the bottom module supporting plate, and a universal bracket is arranged above the electric mounting plate; the upper end intermediate position of box side is equipped with the location buckle, and the position is equipped with charge-discharge mouth on the limit, and the bottom of box side still is equipped with the hoist and mount stabilizer blade. The utility model has the characteristics of compact structure, large weight, good weight stability effect, convenient installation and the like, and can be widely applied to the technical field of lithium battery module electric boxes.

Description

Single-layer lithium battery module electric box with double balancing weights

Technical Field

The utility model belongs to the technical field of lithium battery module electric boxes, and particularly relates to a single-layer lithium battery module electric box with double balancing weights.

Background

In recent years, with the continuous development of green electric energy technology, lithium batteries are widely used in the fields of electric automobiles and electric industrial vehicles (such as forklift trucks). Compared with the traditional lead-acid battery, the lithium battery has the characteristics of stable performance, high-power charge and discharge, long service life, environmental protection and the like, and the lithium battery with the same specification is light in volume and smaller in size compared with the lead-acid battery.

At present, a special electric box is usually required to be placed in a lithium battery module on an electric forklift, so that the effect of fixing and protecting the lithium battery module inside the forklift is achieved, and a balancing weight is further arranged. The utility model provides an electric fork-lift battery box structure is introduced to patent bulletin number CN 207637854U, includes box and balancing weight, through set up a plurality of rings on the balancing weight, can effectively solve the battery and arrange the space, reduce the battery dismouting degree of difficulty, promote battery convenience of use and reliability. However, the existing balancing weights in the lithium battery module electric boxes are mostly of a single bottom structure, the volumes of the balancing weights cannot be too large, otherwise, the occupied volumes are large, the balancing weights are not easy to install in forklift trucks, and the problem that the electric boxes with high requirements on the balancing weights cannot meet the requirements exists; in addition, the electric box of monolithic balancing weight still has the counter weight too concentrated, and focus stability is not good defect. For this reason, the existing lithium battery case structure with the weight block needs to be further improved.

Disclosure of Invention

The utility model aims to overcome the defects in the prior art, and provides a single-layer lithium battery module electric box with double balancing weights, which has the characteristics of compact structure, large weight of the balancing weights, good stability effect of the balancing weights, convenience in installation and the like, and can be widely applied to the technical field of lithium battery module electric boxes.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the single-layer lithium battery module electric box with the double balancing weights comprises a box body, wherein a cover plate is arranged at the top of the box body, and a handle is arranged at the top of the cover plate; the first balancing weight is vertically fixed on one side of the box body along the height, and the second balancing weight is transversely fixed on the bottom of the box body along the length; the inside of the box body is also provided with a bottom module supporting plate, an electric mounting plate is arranged above the bottom module supporting plate, and a universal bracket is arranged above the electric mounting plate; the upper end intermediate position of box side is equipped with the location buckle, and the position is equipped with charge-discharge mouth on the limit, and the bottom of box side still is equipped with the hoist and mount stabilizer blade.

As an improvement, the cover plate is provided with a convex flange structure, and the flange is provided with uniformly distributed circular holes, and the cover body and the box body are detachably connected through the circular holes.

As an improvement, the handles are provided with two handles and adopt a liftable hinge structure.

As an improvement, the top intermediate positions of the first balancing weight and the second balancing weight are respectively provided with a square groove.

As an improvement, the first balancing weight and the second balancing weight are fixed in the box body through bottom bolts.

As an improvement, the electric mounting plate is fixed inside the box body through a bracket.

As an improvement, the bracket is of a trapezoid structure, is provided with two brackets, and is fixed in the box body through welding.

As an improvement, the lifting support legs are provided with four, and are symmetrically distributed on two sides of the box body.

As an improvement, the inside of the lifting support leg is provided with a screw cap, and the arranged screw cap is convenient for lifting the box body after being matched with the screw cap through a bolt.

As an improvement, the box body is made of Q345 steel plates, and the inner surface and the outer surface of the box body are coated with rust-proof and corrosion-proof coatings.

The beneficial effects of the utility model are as follows: the single-layer lithium battery module electric box with the double balancing weights has the characteristics of compact structure, large weight, good stability effect of the balancing weights, convenience in installation and the like; the first balancing weight and the second balancing weight are arranged in the box body, and the first balancing weight and the second balancing weight are respectively arranged vertically and horizontally, so that the space utilization rate in the box body is improved, and the gravity center of the box body is more stable and reliable while the box body obtains a large weight of balancing weight; the higher sealing cover plate is arranged at the top of the box body, and the convex flange structure is arranged on the side surface of the cover plate, so that the box body is convenient to assemble and disassemble, the space inside the box body is improved, and the electric installation is convenient; the bottom of the box body is provided with four lifting support legs, so that the height of the side face of the box body is reduced, and the box body is convenient to lift due to the arrangement of the nuts inside the box body; in addition, through setting up the location buckle in the box side for the electronic box can install inside fork truck fast, direct with fork truck inside snap ring cooperation block can, need not the dismouting bolt and connect, improved installation effectiveness.

Drawings

FIG. 1 is a schematic diagram of a single-layer lithium battery module electric box with double counter weights;

FIG. 2 is a front view of a single-layer lithium battery module electric box with double counter weights according to the utility model;

fig. 3 is a side view of a single-layer lithium battery module electric box with double counter weights according to the utility model.

In the figure: 1. a case; 2. a cover plate; 3. a handle; 4. a first balancing weight; 5. a second balancing weight; 6. a bottom module support plate; 7. an electrical mounting plate; 8. a universal bracket; 9. a buckle; 10. a charge-discharge port; 11. hoisting the supporting legs; 12. square grooves; 13. a bottom bolt; 14. a bracket; 15. a circular hole.

Detailed Description

Preferred embodiments of the present utility model will now be described in detail with reference to the accompanying drawings.

As shown in fig. 1-3, the single-layer lithium battery module electric box with double balancing weights in the embodiment comprises a box body 1, wherein a cover plate 2 is arranged at the top of the box body 1, and a handle 3 is arranged at the top of the cover plate 2; the inside of the box body 1 is provided with a first balancing weight 4 and a second balancing weight 5, the first balancing weight 4 is vertically fixed on one side of the box body 1 along the height, and the second balancing weight 5 is horizontally fixed on the bottom of the box body 1 along the length; the inside of the box body 1 is also provided with a bottom module supporting plate 6, an electric mounting plate 7 is arranged above the bottom module supporting plate 6, and a universal bracket 8 is arranged above the electric mounting plate 7; the upper end intermediate position of box 1 side is equipped with location buckle 9, and the edge position is equipped with charge-discharge port 10, and the bottom of box 1 side still is equipped with hoist and mount stabilizer blade 11.

Further, the cover plate 2 is provided with a convex flange structure, and circular holes 15 uniformly distributed in the flange are formed, and the cover body 2 and the box body 1 are detachably connected through the circular holes 15.

Further, two handles 3 are arranged, and a hinge structure capable of being lifted is adopted; specifically, the handle 3 is of a square structure and is fixedly connected in a buckling manner.

Further, square grooves 12 are formed in the middle positions of the tops of the first balancing weight 4 and the second balancing weight 5; specifically, the first balancing weight 4 and the second balancing weight 5 are both fixed inside the box 1 through bottom bolts 13, more specifically, the bottom bolts 13 are of a long screw structure, and nuts are arranged at the tops of the long screw structures.

Further, the electric mounting plate 7 is fixed inside the case 1 by a bracket 14; specifically, the two brackets 14 are provided and fixed inside the case 1 by welding; more specifically, the brackets 14 are of a trapezoid structure, and the brackets 14 on the left and right sides are level with each other, so that the electric mounting plate 7 is guaranteed to have a good level, and the mounting flatness is guaranteed to be higher.

Further, the two symmetrical buckles 9 are provided, and are of an L-shaped structure, so that the quick fixing connection of the forklift is facilitated.

Further, the four lifting support legs 11 are symmetrically distributed on two sides of the box body 1; specifically, nuts are arranged in the hoisting support legs 11, and the arranged nuts are matched through bolts to facilitate hoisting of the box body; more specifically, the nut is fixed inside the lifting foot 11 by welding.

Furthermore, the box body 1 is made of Q345 steel plates, and the inner surface and the outer surface of the box body are coated with anti-rust and anti-corrosion coatings, so that the box body is guaranteed to have higher strength, and meanwhile, the box body has good anti-corrosion and waterproof performances.

Finally, it should be noted that the above list is only specific embodiments of the present utility model. Obviously, the utility model is not limited to the above embodiments, but many variations are possible. All modifications directly derived or suggested to one skilled in the art from the present disclosure should be considered as being within the scope of the present utility model.

Claims

1. The single-layer lithium battery module electric box with the double balancing weights comprises a box body (1), wherein a cover plate (2) is arranged at the top of the box body (1), and a handle (3) is arranged at the top of the cover plate (2); the novel box is characterized in that a first balancing weight (4) and a second balancing weight (5) are arranged in the box body (1), the first balancing weight (4) is vertically fixed on one side of the box body (1) along the height, and the second balancing weight (5) is transversely fixed on the bottom of the box body (1) along the length; a bottom module supporting plate (6) is further arranged in the box body (1), an electric mounting plate (7) is arranged above the bottom module supporting plate (6), and a universal bracket (8) is arranged above the electric mounting plate (7); the upper end intermediate position of box (1) side is equipped with location buckle (9), and the limit is put and is equipped with charge-discharge port (10), and the bottom of box (1) side still is equipped with hoist and mount stabilizer blade (11).

2. The single-layer lithium battery module electric box with double balancing weights according to claim 1, wherein the cover plate (2) is provided with a convex flange structure, the flange is provided with uniformly distributed circular holes (15), and the cover body and the box body are detachably connected through the circular holes (15).

3. The double-balancing-weight single-layer lithium battery module electric box according to claim 1, wherein two handles (3) are arranged and adopt a liftable hinge structure.

4. The double-balancing-weight single-layer lithium battery module electric box according to claim 1, wherein square grooves (12) are formed in the middle positions of the tops of the first balancing weight (4) and the second balancing weight (5).

5. The double-balancing-weight single-layer lithium battery module electric box according to claim 4, wherein the first balancing weight (4) and the second balancing weight (5) are both fixed inside the box body (1) through bottom bolts (13).

6. The double-balancing-weight single-layer lithium battery module electric box according to claim 1, wherein the electric mounting plate (7) is fixed inside the box body (1) through a bracket (14).

7. The double-balancing-weight single-layer lithium battery module electric box according to claim 6, wherein the two brackets (14) are of a trapezoid structure, are arranged in total, and are fixed inside the box body (1) through welding.

8. The single-layer lithium battery module electric box with double balancing weights according to claim 1, wherein four lifting support legs (11) are arranged at the two sides of the box body (1) symmetrically.

9. The single-layer lithium battery module electric box with double balancing weights according to claim 8, wherein nuts are arranged inside the lifting support legs (11), and the nuts are convenient for lifting the box body after being matched with the bolts.

10. The double-balancing-weight single-layer lithium battery module electric box according to claim 1, wherein the box body (1) is made of Q345 steel plates, and the inner surface and the outer surface of the box body are coated with anti-rust and anti-corrosion coatings.