CN210607441U

CN210607441U - Modular battery pack

Info

Publication number: CN210607441U
Application number: CN201921819901.8U
Authority: CN
Inventors: 阮胜德; 李广磊
Original assignee: Anhui Ultra-Stable Power Energy Saving Technology Co Ltd
Current assignee: Anhui Ultra-Stable Power Energy Saving Technology Co Ltd
Priority date: 2019-10-28
Filing date: 2019-10-28
Publication date: 2020-05-22
Anticipated expiration: 2029-10-28

Abstract

The utility model relates to a modularized battery pack, including a plurality of electric chips, a plurality of mount, circuit board and apron group, electric chip has the up end and the lower terminal surface relative with the up end, be equipped with positive pole, negative pole utmost point ear on the up end, this a plurality of mounts fixed connection in proper order, and press from both sides tight electric chip between two adjacent mounts, electric chip's up end is arranged in to the circuit board, and utmost point ear and circuit board lug direct connection and be fixed in on the mount, apron group lid in the circuit board top and with mount fixed connection. The utility model discloses can realize large-scale production, overall structure is simple, easy dismounting, and anti-seismic performance is high, and the security performance is good, has wide market and application prospect.

Description

Modular battery pack

Technical Field

The utility model relates to a battery, concretely relates to modularization group battery.

Background

Because the lithium battery has the advantages of high specific energy, long service life and the like, more and more electric vehicle manufacturers use the lithium battery as a power source of the electric vehicle. The tab is a carrier for transferring energy between the battery and the outside, and in order to better fix the tab, a tab connecting plate is often adopted to fix the tab in the prior art, and then the tab connecting plate is connected with a circuit board through an electric wire; in addition, the chip set and other connecting parts in the conventional battery pack are matched, and once the chip set determines the number of the chips, other changes are not easy to make, so that the battery capacity cannot be flexibly expanded according to requirements.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects, the utility model provides a modular battery group adopts the fixed bolster of module piece to fix the chip in this group battery, consequently can come the number of any collocation chip according to the actual demand, and utmost point ear lug direct connect circuit board in the chip is fixed in the support in addition, does not adopt the method of wiring installation, does not have potential safety hazards such as electric wire fracture, fracture.

The utility model discloses a solve the technical scheme that its technical problem adopted and be:

the utility model provides a modularization group battery, includes a plurality of electric chips, a plurality of mount, circuit board and apron group, electric chip has the up end and the lower terminal surface relative with the up end, be equipped with positive pole, negative pole utmost point ear on the up end, this a plurality of mounts fixed connection in proper order, and press from both sides tight electric chip between two adjacent mounts, electric chip's up end is arranged in to the circuit board, and utmost point ear and circuit board lug direct connection and be fixed in on the mount, the apron group lid in circuit board top and with mount fixed connection.

Preferably, the fixing frames are fixed through clamping, the lug of the electric chip and the circuit board are fixed on the fixing frames through screws, and the cover plate group is fixed on the fixing frames through screws.

Preferably, the fixing frame is a frame structure with a hollow interior and a frame around, one side of the frame is provided with a plurality of buckles, and the other side of the frame is provided with slots for the buckles to be inserted and combined.

Preferably, the inner side of the frame is provided with a partition board, the frame is composed of an upper frame, a lower frame, a left frame and a right frame, two ends of the upper frame protrude upwards to form a bump, and the inner side of the bump is provided with a notch.

Preferably, two first fixed blocks are arranged on the upper frame, a second fixed block matched with the first fixed block is arranged on the inner side of the cover plate group, and the cover plate group is fixed on the fixed frame by locking screws into threaded holes of the first fixed block and the second fixed block.

Preferably, the cover plate group comprises a plurality of large cover plates and a small cover plate, and the small cover plate just covers one fixed frame.

The utility model has the advantages that:

1) the battery pack comprises an electric chip, a fixing frame, a circuit board and a cover plate group, wherein the lug of the flexible electric chip is directly connected with the circuit board without using an electric wire, so that the manufacturing cost is reduced, the mounting process is simplified, the safety problem caused by short circuit caused by breakage, aging and the like of the electric wire is avoided because no electric wire is used, and meanwhile, the lug is directly fixed on the fixing frame, so that a lug connecting plate in the traditional process is omitted;

2) the fixing frames in the utility model are fixed by a splicing method, the cover plate group is fixed on the fixing frames by screws, and the installation and the disassembly are very convenient; the utility model discloses with mount and apron group modularization, consequently can carry out large batch production, then arrange the number of electric chip and mount at will according to actual demand, make up into the battery capacity of multiple specification to satisfy the diversified demand of different producers, thereby greatly reduced the manufacturing cost of single group battery, and traditional group battery is limited in that the mount only matches in a kind of chipset of confirming the electric chip number, and the function is single and can't carry out large batch production; to sum up, the utility model discloses can realize large-scale production, overall structure is simple, easy dismounting, and anti-seismic performance is high, and the security performance is good, has wide market and application prospect.

Drawings

FIG. 1 is an exploded view of the present invention;

FIG. 2 is an overall assembly diagram of the present invention;

fig. 3 is a top view of the present invention;

FIG. 4 is a cross-sectional view taken along A-A of FIG. 3;

fig. 5 is a schematic structural diagram of the middle electric chip of the present invention;

fig. 6 is a schematic structural view of the middle fixing frame of the present invention;

fig. 7 is another schematic structural view of the fixing frame of the present invention;

fig. 8 is a schematic structural diagram of the circuit board of the present invention;

fig. 9 is a schematic structural view of the middle cover plate group of the present invention;

in the figure: 10-electric chip, 11-upper end face, 12-lower end face, 13-pole ear, 14-first threaded hole, 20-fixing frame, 21-buckle, 22-slot, 23-second threaded hole, 24-first fixing block, 25-lug, 26-clapboard, 27-notch, 30-circuit board, 31-third threaded hole, 40-cover plate group, 41-large cover plate, 42-small cover plate, 43-second fixing block and 44-screw.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to 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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are, for example, capable of operation in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

Example (b): as shown in fig. 1-9, a modularized battery pack includes a plurality of electrical chips 10, a plurality of fixing frames 20, a circuit board 30 and a cover plate group 40, where the electrical chips 10 have an upper end surface 11 and a lower end surface 12 opposite to the upper end surface, the upper end surface 11 is provided with an anode and a cathode tab 13, the fixing frames 20 are sequentially and fixedly connected, and a clamping electrical chip 10 is clamped between two adjacent fixing frames, the circuit board 30 is disposed on the upper end surface of the electrical chip 10, the tab 13 is directly connected with the circuit board and fixed on the fixing frame 20, and the cover plate group 40 covers the circuit board 30 and is fixedly connected with the fixing frame. The utility model discloses press from both sides tight every flexible electric chip 10 between two mounts 20, thereby and two adjacent mounts peg graft each other fixedly make all electric chips and mount form one whole, two electric chips of every three mount fixation promptly, every four fixed three electric chips … of mount, the top of electric chip is equipped with the circuit board, utmost point ear on it is direct with circuit board electric connection, utmost point ear is fixed in on the mount simultaneously, the mount plays the effect of supporting utmost point ear, cover in the top of circuit board and establish apron group 40, consequently electric chip and circuit board are fixed and are protected inside it by mount and apron group. In the utility model, the electrode ear 13 of the electric chip is directly connected with the circuit board 30 without using wires, thus reducing the manufacturing cost, simplifying the installation process, and having no safety problem caused by short circuit caused by wire breakage, aging and the like because no wire is used; the tab is directly fixed on the fixing frame, a tab connecting plate in the traditional process is omitted, the fixing frame is modularized, and the number of the electric chips and the number of the fixing frame can be increased or decreased at will according to actual requirements so as to meet the requirements of different battery capacities; the fixing frames are fixed by a splicing method, so that the installation is very convenient.

The fixing frame 20 is fixed through clamping, the tab 13 of the electric chip and the circuit board 30 are fixed on the fixing frame through screws, and the cover plate group 40 is fixed on the fixing frame through screws. Be equipped with first screw hole 14 on utmost point ear 13, be equipped with two second screw holes 23 on the last frame of mount, be equipped with a plurality of third screw holes 31 on the circuit board 30, during the installation, on the last frame of laminating mount after buckling utmost point ear 13 or on the utmost point ear of adjacent electric chip, cover the circuit board on utmost point ear again to align first, two, three screw holes, lock screw 44 into first, two, three screw holes at last, and be connected circuit board and utmost point ear, be fixed in on the mount with utmost point ear simultaneously, this is ingenious, think about many, with the mode of soft utmost point ear and circuit board lug direct connection, therefore, the clothes hanger is strong in practicability, and has wide market and application prospect.

The fixing frame 20 is of a frame type structure which is hollow inside and provided with a frame on the periphery, one side of the frame is provided with a plurality of buckles 21, the other side of the frame is provided with slots 22 for the buckles 21 to be inserted, two adjacent fixing frames are fixed together through the buckles 21 and the slots 22, and the installation and the disassembly are very convenient. The inner side of the frame is provided with a partition plate 26, the frame is composed of an upper frame, a lower frame, a left frame and a right frame, two ends of the upper frame protrude upwards to form a convex block 25, and the inner side of the convex block 25 is provided with a notch 27. Two first fixing blocks 24 are arranged on the upper frame, a second fixing block 43 matched with the first fixing block is arranged on the inner side of the cover plate group 40, and the cover plate group is fixed on the fixing frame by locking the screws into the threaded holes of the first fixing block and the second fixing block. The frame inner space is divided into two by baffle 26, two electric chips are arranged in the containing groove of baffle both sides respectively, and all laminate in baffle 26, electric chip's up end 11 is located the inboard of last frame, lower terminal surface 12 is located the inboard of lower frame, first fixed block 24 is located the inboard of lug 25, the circuit board is arranged in between two first fixed blocks 24, and directly arrange on utmost point ear, the apron group is arranged on the breach 27 of lug, and its inboard second fixed block 43 just aims at on first fixed block, the screw lock is gone into in first fixed block and the second fixed block and will lap the group and be fixed in on mount 20, consequently, certain clearance has between apron group and the circuit board, can not damage the circuit board and play the effect of protection circuit board, the back apron group top flushes with the top of lug 25 after the equipment, be convenient for whole group battery to install in the battery case.

The cover plate group 40 comprises a plurality of large cover plates 41 and a small cover plate 42, the small cover plate just covers a fixing frame, the size of the large cover plate and the size of the small cover plate can be selected according to actual conditions, the cover plate group is formed by seamless overlapping between every two cover plates to completely cover the fixing frame, in the embodiment, the large cover plate can cover four fixing frames, the small cover plate can cover one fixing frame, the fixing frame is a single fixing frame in actual application, one small cover plate must be equipped to cover the fixing frame, and actual requirements are met by matching the large cover plates with different numbers.

The utility model discloses an operation process: firstly, determining the number of the electric chip 10, the fixing frame 20 and the large cover plate 41 according to the requirement, arranging one electric chip 10 in the accommodating groove of one fixing frame, then arranging the other fixing frame on the other side of the electric chip and enabling the two fixing frames to be fixedly inserted and connected through the buckle and the slot, sequentially installing the electric chip and the fixing frames, after the installation is finished, bending the electrode ear 13 of the electric chip, attaching the electrode ear to the upper frame of the fixing frame or the electrode ear of the adjacent electric chip, covering the circuit board on the electrode ear, and the third threaded hole 31 on the circuit board, the first threaded hole 14 on the tab and the second threaded hole 23 on the fixing frame are aligned, then, the screws 44 are locked into the first, second and third threaded holes to connect the circuit board with the tabs, and the tabs are fixed on the fixing frame, and finally, the large cover plate 41 and the small cover plate 42 are placed on the notches 27 of the fixing frame, and the large cover plate and the small cover plate are fixed on the fixing frame through the screws 44.

It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several changes and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. A modular battery pack, characterized by: including a plurality of electric chip (10), a plurality of mount (20), circuit board (30) and apron group (40), electric chip (10) have up end (11) and lower terminal surface (12) relative with the up end, be equipped with positive pole, negative pole utmost point ear (13) on up end (11), this a plurality of mount (20) fixed connection in proper order, and press from both sides tight electric chip (10) between two adjacent mounts, the up end of electric chip (10) is arranged in circuit board (30), and utmost point ear (13) and circuit board lug direct connection and be fixed in on mount (20), apron group (40) lid in circuit board (30) top and with mount fixed connection.

2. The modular battery pack of claim 1, wherein: the fixing frame (20) is fixed through clamping, the lug (13) of the electric chip and the circuit board (30) are fixed on the fixing frame through screws, and the cover plate group (40) is fixed on the fixing frame through screws.

3. The modular battery pack of claim 2, wherein: the fixing frame (20) is of a frame type structure which is hollow inside and provided with a frame on the periphery, one side of the frame is provided with a plurality of buckles (21), and the other side of the frame is provided with slots (22) for the buckles (21) to be inserted and combined.

4. The modular battery pack of claim 3, wherein: the inner side of the frame is provided with a partition plate (26), the frame consists of an upper frame, a lower frame, a left frame and a right frame, two ends of the upper frame protrude upwards to form a convex block (25), and the inner side of the convex block (25) is provided with a notch (27).

5. The modular battery pack of claim 4, wherein: two first fixing blocks (24) are arranged on the upper frame, a second fixing block (43) matched with the first fixing blocks is arranged on the inner side of the cover plate group (40), and the cover plate group is fixed on the fixing frame by locking the screws into the threaded holes of the first fixing blocks and the second fixing blocks.

6. The modular battery pack of claim 2, wherein: the cover plate group (40) comprises a plurality of large cover plates (41) and a small cover plate (42), and the small cover plate just covers a fixed frame.