CN218568922U

CN218568922U - Lithium titanate battery pack convenient to assembly operation

Info

Publication number: CN218568922U
Application number: CN202222783173.8U
Authority: CN
Inventors: 黎端午; 曾辉光
Original assignee: Huizhou Saiwangda New Energy Technology Co ltd
Current assignee: Huizhou Saiwangda New Energy Technology Co ltd
Priority date: 2022-10-21
Filing date: 2022-10-21
Publication date: 2023-03-03
Anticipated expiration: 2032-10-21

Abstract

The utility model discloses a lithium titanate battery pack convenient to equipment operation, including front end plate, centrally-located board and back end plate. Has the advantages that: the utility model discloses a front end plate, the well board of putting, the back end plate, screw rod and nut, battery main body installs between front end plate and well board and back end plate, switch on through limit screw terminal and well screw terminal, form the route, limit screw terminal passes through the copper sheet series connection, the copper sheet is provided with a plurality ofly, parallelly connected each other, the screw rod passes front end plate in proper order, well board and back end plate, screw rod both ends screw thread cup joints the nut, end plate outer wall and back end plate outer wall before the nut butt, crowded tight front end plate and back end plate, thereby support tight battery main body, accomplish fixed mounting, front end plate, well board, the back end plate adopts the epoxy board, with the screw rod, nut and copper sheet cooperation are assembled, assembly cost is low, the degree of difficulty is little, be fit for individual manual completion, and simultaneously, battery main body adopts silver-long-run lithium titanate echelonment electricity core, and is good in safety, long service life.

Description

Lithium titanate battery pack convenient to assembly operation

Technical Field

The utility model relates to a lithium cell group technical field particularly, relates to a lithium titanate battery pack convenient to equipment operation.

Background

Lithium batteries refer to batteries containing lithium (including metallic lithium, lithium alloys and lithium ions, lithium polymers) in an electrochemical system, and can be roughly classified into two types: lithium metal batteries, which are generally non-rechargeable and contain lithium in a metallic state, and lithium ion batteries, which do not contain lithium in a metallic state and are rechargeable.

Traditional lithium cell group assembly structure is complicated, and assembly cost is higher, and the individual assembly degree of difficulty is big, can further make the improvement, in addition, in order to improve the security when the heavy current passes through, install multiple protection shield usually, further increased the complexity of structure, simultaneously, traditional graphite electricity core uses also to have the potential safety hazard, also can further make the improvement.

An effective solution to the problems in the related art has not been proposed yet.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a lithium titanate battery pack convenient to equipment operation possesses that assembly cost is low, the security is good, can fill fast put, simple structure's advantage fast, and then solves the problem among the above-mentioned background art.

(II) technical scheme

For realizing above-mentioned assembly cost low, the security is good, can fill fast put, simple structure's advantage, the utility model discloses a concrete technical scheme as follows:

the utility model provides a lithium titanate battery pack convenient to equipment operation, includes front end plate, middle-placed board and back end plate, be provided with battery subject between front end plate and the middle-placed board, and be provided with battery subject equally between middle-placed board and the back end plate to front end plate and back end plate surface run through threaded connection have a limit screw terminal, middle-placed plate surface run through threaded connection has well screw terminal, battery subject both ends are limit screw terminal and well screw terminal butt respectively, front end plate, middle-placed board and back end plate surface run through threaded connection have the screw rod, and screw rod both ends screw thread cup joints the nut to the nut respectively with front end plate and back end plate surface butt, the copper sheet has been cup jointed in the limit screw terminal outside, and the copper sheet is provided with a plurality ofly.

Furthermore, the front end plate, the rear end plate and the middle plate are of the same structure, and the front end plate is an epoxy plate.

Furthermore, the battery main body adopts a silver-aluminum lithium titanate echelon battery cell, and the battery main body is provided with a plurality of batteries.

Furthermore, the other end of the screw rod is positioned on the outer side of the rear end plate and is sleeved with a tail plate, and the material of the tail plate is the same as that of the rear end plate.

Furthermore, a plum blossom head is welded at one end of the screw rod, and a plurality of screw rods are arranged.

Furthermore, the side thread terminal and the middle thread terminal are made of copper materials.

(III) advantageous effects

Compared with the prior art, the utility model provides a lithium titanate group battery convenient to equipment operation possesses following beneficial effect:

(1) The utility model discloses a front end plate, put the board in, the back end plate, screw rod and nut, battery subject installs between front end plate and well board and back end plate, through limit screw terminal and well screw terminal switch-on, form the route, limit screw terminal passes through the copper sheet series connection, the copper sheet is provided with a plurality ofly, parallelly connected each other, the screw rod passes front end plate in proper order, well board and back end plate, screw rod both ends screw thread cup joints the nut, nut butt front end plate outer wall and back end plate outer wall, crowded tight front end plate and back end plate, thereby support tight battery subject, accomplish fixed mounting, front end plate, well board, the back end plate adopts the epoxy board, with the screw rod, nut and copper sheet cooperation are assembled, assembly cost is low, the degree of difficulty is little, be fit for individual manual completion, and simultaneously, battery subject adopts silver-long-run lithium titanate echelonment electricity core, and good safety, long service life.

(2) The utility model discloses a copper sheet, front end plate, well board and back end plate put, the copper sheet can bear the heavy current, and then makes this device can realize filling soon through the heavy current, and put soon in addition, the front end plate of epoxy board material, well board and back end plate play the effect of protection battery, make this device accessible charger set for curve fixed voltage to charge, use with electrical apparatus matching voltage, can exempt from the protection shield and use, simplify the structure.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a lithium titanate battery pack convenient for assembly operation according to the present invention;

fig. 2 is a front view of a lithium titanate battery pack that facilitates assembly operations;

fig. 3 is a schematic connection diagram of the front end plate and the edge screw terminal according to the present invention.

In the figure:

1. a front end plate; 2. a middle-arranged plate; 3. a screw; 4. a battery main body; 5. a rear end plate; 6. a tail plate; 7. a copper sheet; 8. a side screw terminal; 9. plum blossom heads; 10. a nut; 11. a medium thread terminal.

Detailed Description

For further explanation of the embodiments, the drawings are provided as part of the disclosure and serve primarily to illustrate the embodiments and, together with the description, to explain the principles of operation of the embodiments, and to provide further explanation of the invention and advantages thereof, it will be understood by those skilled in the art that various other embodiments and advantages of the invention are possible, and that elements in the drawings are not to scale and that like reference numerals are generally used to designate like elements.

According to the utility model discloses an embodiment provides a lithium titanate battery pack convenient to equipment operation.

Referring now to the drawings and the detailed description, as shown in fig. 1-3, a lithium titanate battery pack convenient for assembly operation according to an embodiment of the present invention comprises a front end plate 1, a middle plate 2 and a rear end plate 5, wherein the front end plate 1, the rear end plate 5 and the middle plate 2 are of the same structure, the front end plate 1 is made of epoxy plate, a battery body 4 is disposed between the front end plate 1 and the middle plate 2, and the battery body 4 is also disposed between the middle plate 2 and the rear end plate 5, wherein the battery body 4 is made of silver-aluminum lithium titanate gradient cells, the battery body 4 is provided with a plurality of edge screw terminals 8 are connected on the surfaces of the front end plate 1 and the rear end plate 5 through screws, the middle plate 2 is connected on the surfaces through screws with middle screw terminals 11, the two ends of the battery body 4 are respectively abutted by the edge screw terminals 8 and the middle screw terminals 11, the surface of the front end plate 1, the surface of the middle plate 2 and the surface of the rear end plate 5 are connected with screw rods 3 in a penetrating manner, the two ends of each screw rod 3 are in threaded sleeve connection with nuts 10, the nuts 10 are respectively abutted against the surfaces of the front end plate 1 and the rear end plate 5, copper sheets 7 are sleeved on the outer sides of the side threaded terminals 8, the copper sheets 7 are arranged in a plurality of numbers, battery bodies 4 are arranged between the front end plate 1 and the middle plate 2 and the rear end plate 5 and are communicated through the side threaded terminals 8 and the middle threaded terminals 11 to form a passage, the side threaded terminals 8 are connected in series through the copper sheets 7, the copper sheets 7 are arranged in parallel with each other, the screw rods 3 sequentially penetrate through the front end plate 1, the middle plate 2 and the rear end plate 5, the two ends of each screw rod 3 are in threaded sleeve connection with the nuts 10, the nuts 10 are abutted against the outer walls of the front end plate 1 and the rear end plate 5 and are tightly extruded on the front end plate 1 and the rear end plate 5 to tightly press the battery bodies 4 to finish fixed installation, and the front end plate 1 and the rear end plate 5, put board 2 in, rear end plate 5 adopts the epoxy board, with screw rod 3, nut 10 and copper sheet 7 cooperation are assembled, assembly cost is low, the degree of difficulty is little, be fit for the manual completion of individual, and simultaneously, battery subject 4 adopts silver-colored long lithium titanate echelon electricity core, and is good in safety, long service life, and simultaneously, copper sheet 7 can bear the weight of the heavy current, and then make this device can pass through the heavy current, realize fast-charging and fast-releasing, in addition, the preceding end plate 1 of epoxy board material, put board 2 and rear end plate 5 in and play the effect of protection battery, make this device accessible charger set for the fixed voltage of curve and charge, use with electrical apparatus matching voltage, can exempt from the protection shield and use, the simplified structure.

In one embodiment, the tail plate 6 is sleeved at the other end of the screw rod 3 and positioned outside the rear end plate 5, and the tail plate 6 is made of the same material as the rear end plate 5 and plays a role in isolation and protection.

In one embodiment, a plum-blossom-shaped head 9 is welded at one end of the screw rod 3, so that the screw rod 3 can be rotated conveniently by using a screwdriver, and a plurality of screw rods 3 are arranged, so that the mounting stability is improved.

In one embodiment, the side screw terminal 8 and the middle screw terminal 11 are made of copper, so that the conductive efficiency is improved.

The working principle is as follows:

the battery main body 4 is arranged between the front end plate 1 and the middle-placed plate 2 as well as the middle-placed plate 2 and the rear end plate 5, the connection is realized through the side thread terminal 8 and the middle thread terminal 11 to form a passage, the side thread terminals 8 are connected in series through the copper sheets 7, the copper sheets 7 are provided with a plurality of copper sheets and are connected in parallel, the screw rods 3 sequentially penetrate through the front end plate 1, the middle-placed plate 2 and the rear end plate 5, the nuts 10 are sleeved at the two ends of the screw rods 3 through threads, the nuts 10 are abutted against the outer wall of the front end plate 1 and the outer wall of the rear end plate 5, the front end plate 1 and the rear end plate 5 are tightly squeezed, and therefore the battery main body 4 is tightly abutted to complete the fixed installation, the front end plate 1, the middle-placed plate 2 and the rear end plate 5 adopt epoxy plates, the lithium titanate screws, the nuts 10 and the copper sheets 7 are matched for assembly, the assembly cost is low in difficulty and is suitable for being manually completed by individuals, meanwhile, the battery main body 4 adopts a silver-bloom echelon electric core, the safety is good, the service life is long, meanwhile, the copper sheets 7 can bear large current, the device can further realize the fast charging through the large current, the device can realize the fast charging and the use of the charger, the charger can simplify the use of the charger, and the charger.

In the present invention, unless otherwise explicitly specified or limited, the terms "mounted", "disposed", "connected", "fixed", "screwed" and the like are to be understood broadly, and may be, for example, a fixed connection, a detachable connection, or an integral body; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate medium, and may be used for communicating the inside of two elements or for interacting with each other, unless otherwise specifically defined, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to the specific circumstances.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a lithium titanate battery pack convenient to assembly operation, its characterized in that, including front end plate (1), put board (2) and back end plate (5) in, be provided with battery subject (4) between front end plate (1) and the well board (2), and put equally being provided with battery subject (4) between board (2) and back end plate (5) to preceding end plate (1) and back end plate (5) surface run through threaded connection have limit screw terminal (8), well board (2) surface run through threaded connection have well screw terminal (11), battery subject (4) both ends are limit screw terminal (8) and well screw terminal (11) butt respectively, preceding end plate (1), put board (2) and back end plate (5) surface run through threaded connection have screw rod (3), and screw rod (3) both ends screw thread has cup jointed nut (10), and nut (10) respectively with preceding end plate (1) and back end plate (5) surface butt, the limit screw terminal (8) outside has cup jointed copper sheet (7), and (7) are provided with a plurality of copper sheets.

2. A lithium titanate battery pack facilitating assembly operation according to claim 1, characterized in that the front end plate (1), the rear end plate (5) and the middle plate (2) are of the same structure, and the front end plate (1) is made of epoxy plate.

3. A lithium titanate battery pack facilitating assembly operation according to claim 1, characterized in that the battery main body (4) employs a silver-aluminum lithium titanate echelon cell, and the battery main body (4) is provided in plurality.

4. The lithium titanate battery pack convenient to assemble and operate according to claim 1, characterized in that a tail plate (6) is sleeved at the other end of the screw rod (3) and located on the outer side of the rear end plate (5), and the tail plate (6) is made of the same material as the rear end plate (5).

5. The lithium titanate battery pack convenient to assemble and operate according to claim 1, characterized in that a plum-blossom-shaped head (9) is welded at one end of the screw rod (3), and a plurality of screw rods (3) are arranged.

6. A lithium titanate battery pack facilitating assembly operation according to claim 1, characterized in that the side screw terminal (8) and the middle screw terminal (11) are made of copper.