CN212392347U

CN212392347U - Lithium battery pack

Info

Publication number: CN212392347U
Application number: CN202021109360.2U
Authority: CN
Inventors: 张樽民
Original assignee: Fuzhou Shidai Rongyuan Technology Co ltd
Current assignee: Fuzhou Shidai Rongyuan Technology Co ltd
Priority date: 2020-06-16
Filing date: 2020-06-16
Publication date: 2021-01-22
Anticipated expiration: 2030-06-16

Abstract

The utility model discloses a lithium battery pack, including shell and top cap, there are two fixed fixture blocks through the bolt fastening between the inner wall of shell both sides, and top cap one side has the roof, two through the bolt fastening joint has group battery body between the fixed fixture block, and group battery body negative pole end electric connection has the second nickel piece, and the second nickel piece contacts with the roof, top cap one side has the fixed block through the bolt fastening, and rotates on one side of the fixed block and be connected with the handle, top cap one side is provided with the connection end, and connects end one side and rotate and be connected with the protective cover, group battery body positive pole end electric connection has first nickel piece, and group battery body negative pole end one side is provided with insulating paper, insulating paper one side is provided with the protection shield, and is provided with the protection. The utility model provides a problem that group battery body and second nickel piece drop easily, avoided the utility model discloses the damage problem of inside spare part has satisfied the demand of industrialization.

Description

Lithium battery pack

Technical Field

The utility model relates to a lithium cell group technical field especially relates to a lithium cell group.

Background

With the rapid development of new energy industry, the safety of the power battery as a power supply system is greatly affected, and for the power supply system composed of batteries, since the voltage of a single battery is low, in order to obtain a high output voltage, a plurality of batteries are connected in series to form a battery pack for use, wherein the batteries can be lithium ion batteries, lithium air batteries or lithium metal-based batteries and are used for supplying power to many different types of equipment.

Through the retrieval, the patent of authorizing publication number CN207441815U discloses a fork truck lithium cell group, including first lithium cell group, second lithium cell group, connecting plate and apron, first lithium cell group and second lithium cell group are connected in parallel by a plurality of and are organized the series and constitute, and above-mentioned patent exists following not enoughly: the nickel sheet of lithium cell group drops easily, and the group battery can not fix, causes the damage easily, influences normal use, can not satisfy people's requirement.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a lithium battery pack.

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

the utility model provides a lithium battery pack, includes shell and top cap, there are two fixed fixture blocks through the bolt fastening between the shell both sides inner wall, and top cap one side has the roof through the bolt fastening, two the joint has group battery body between the fixed fixture block, and group battery body negative pole end electric connection has the second nickel piece, and the second nickel piece contacts with the roof, top cap one side has the fixed block through the bolt fastening, and fixed block one side rotates and is connected with the handle, top cap one side is provided with the connection end, and connects end one side and rotate and be connected with the protective cover.

As a further proposal of the utility model, one side of the shell is provided with an insulating board.

As a further scheme of the utility model, group battery body positive terminal electric connection has first nickel piece, and group battery body negative pole end one side is provided with insulating paper.

As a further scheme of the utility model, insulating paper one side is provided with the protection shield, and protection shield one side is provided with the guard plate.

As a further embodiment of the present invention, a first wire is electrically connected between the first nickel plate and the protection plate.

As the utility model discloses a furtherly scheme again, protection shield one side electric connection has the second wire, and second wire and be connected between the end.

The utility model has the advantages that:

1. the utility model discloses a two fixed fixture blocks are fixed with group battery body, support the second nickel piece through the roof, have solved the problem that group battery body and second nickel piece drop easily, have avoided the utility model discloses the damage problem of inside spare part has satisfied the demand of industrialization.

2. The utility model discloses a handle can borrow power messenger power, has made things convenient for operating personnel to take or put in order the integrated device, has solved the problem that this device transport removed, has satisfied people's demand.

3. The utility model discloses a connecting end can be protected in the setting of protective cover, avoids connecting the end and intakes electrically conductive accident that causes, the utility model discloses a setting of guard plate can protect the damaged back electrolyte of group battery body and spill over and pollute whole device.

Drawings

Fig. 1 is a schematic perspective view of a lithium battery pack according to the present invention;

fig. 2 is a schematic diagram of an explosion structure of a lithium battery pack according to the present invention;

fig. 3 is a schematic diagram of an internal structure of a lithium battery pack according to the present invention.

In the figure: 1. a housing; 2. a top cover; 3. a fixed block; 4. a grip; 5. connecting the end heads; 6. a protective cover; 7. an insulating plate; 8. fixing the fixture block; 9. a battery pack body; 10. a first nickel plate; 11. a first conductive line; 12. a second nickel plate; 13. insulating paper; 14. a protection plate; 15. a protection plate; 16. a second conductive line; 17. a top plate.

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.

Referring to fig. 1-3, a lithium battery pack comprises a housing 1 and a top cover 2, two fixing blocks 8 are fixed between the inner walls of the two sides of the housing 1 through bolts, a top plate 17 is fixed on one side of the top cover 2 through bolts, a battery pack body 9 is clamped between the two fixing blocks 8, the two fixing blocks 8 can firmly fix the battery pack body 9, the negative end of the battery pack body 9 is electrically connected with a second nickel sheet 12, the second nickel sheet 12 is in contact with the top plate 17, the top plate 17 supports against the second nickel sheet 12, the problem that the battery pack body 9 and the second nickel sheet 12 are easy to fall off is solved, a fixing block 3 is fixed on one side of the top cover 2 through bolts, a handle 4 is rotatably connected on one side of the fixing block 3, the handle 4 can help an operator to take or place the whole device, the problem of carrying and moving of the device is solved, a connecting end 5 is arranged on one side, and connect 5 one sides of end and rotate and be connected with protective cover 6, through the setting of protective cover 6, can protect and connect end 5, avoid connecting end 5 and intake electrically conductive accident that causes.

The shell 1 one side is provided with insulation board 7, insulation board 7 material is high-grade rubber, insulating property is splendid, battery pack body 9 positive terminal electric connection has first nickel piece 10, and battery pack body 9 negative terminal one side is provided with insulating paper 13, insulating paper 13 keeps apart the inside part spare part of this device, insulating paper 13 one side is provided with protection shield 14, and protection shield 14 one side is provided with protection plate 15, setting through protection shield 15, can protect battery pack body 9 damaged back electrolyte to spill over and pollute integrated device, electric connection has first wire 11 between first nickel piece 10 and the

protection shield

14, 14 one side electric connection of protection shield has second wire 16, and electric connection between second wire 16 and the connection end 5, second wire 16 leads to connection end 5 through protection shield 14 with the electric current, thereby supply power for external power source.

The working principle is as follows: during the use, two fixed fixture blocks 8 are fixed with 9 joints of group battery body, roof 17 on the top cap 2 supports and pushes down second nickel piece 12, thereby fixed group battery body 9, electrolyte leakage in group battery body 9 is avoided to guard plate 15, first wire 11 is with

first nickel piece

10 and 14 electric connection of guard plate, and with the leading-in guard plate 14 of electric current, second wire 16 passes through the leading-in connection end 5 of guard plate 14 with the electric current, thereby for external power supply, when need not use lithium cell group, can mention the whole device through handle 4 and put in order.

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.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

Claims

1. The utility model provides a lithium battery pack, includes shell (1) and top cap (2), its characterized in that, two fixed fixture blocks (8) of fixedly connected with between shell (1) both sides inner wall, and top cap (2) one side fixedly connected with roof (17), two swing joint has group battery body (9) between fixed fixture block (8), and group battery body (9) negative pole end electric connection has second nickel piece (12), and second nickel piece (12) contact with roof (17), top cap (2) one side fixedly connected with fixed block (3), and fixed block (3) one side swing joint have handle (4), top cap (2) one side is provided with connects end (5), and connects end (5) one side swing joint and have protective cover (6).

2. A lithium battery pack according to claim 1, characterized in that the casing (1) is provided with an insulating plate (7) on one side.

3. The lithium battery pack according to claim 1, wherein the first nickel sheet (10) is electrically connected to the positive terminal of the battery pack body (9), and the insulating paper (13) is disposed on one side of the negative terminal of the battery pack body (9).

4. A lithium battery according to claim 3, characterized in that the insulating paper (13) is provided with a protective sheet (14) on one side and the protective sheet (14) is provided with a protective sheet (15) on one side.

5. A lithium battery according to claim 4, characterized in that a first lead (11) is electrically connected between the first nickel sheet (10) and the protective sheet (14).

6. The lithium battery pack according to claim 4, wherein a second lead (16) is electrically connected to one side of the protective plate (14), and the second lead (16) is electrically connected to the connection terminal (5).