CN210956768U - Square electric core penetrating rod module structure - Google Patents

Abstract

The utility model discloses a pole module structure is worn to square electric core, include: the square battery cell, the outside back of square battery cell is equipped with the second plastic set casing and openly is equipped with the third plastic set casing, correspond and wrap up square battery cell, multiunit around second plastic set casing and the third plastic set casing the square battery cell formation module structure and the both ends of module structure of second plastic set casing and third plastic set casing parcel are equipped with the end plate, the end plate inboard all is equipped with first plastic set casing. The utility model discloses at first designing module internal stability, being connected through the buckle between first plastic set casing, second plastic set casing and third plastic set casing and the buckle with single square electric core, fixing single square electric core, every square electric core after fixing forms the module through the buckle, and the module adds first nut through three screw rod and forms the sound construction wholly.

Description

Square electric core penetrating rod module structure

Technical Field

The utility model relates to a battery module technical field, more specifically are a pole module structure is worn to square electric core.

Background

With the increasing environmental pollution, the new energy industry becomes more important, and the characteristics of high efficiency, cleanness and low pollution are developed in a leap way at home and abroad. In the new energy industry, battery modules are an important component thereof. The battery module realizes the requirements of required voltage and electric quantity by connecting a plurality of single batteries in series/parallel. At present, the shape of the hard shell monomer battery core is mainly square and cylindrical, in the battery grouping structure design and manufacturing process, the grouping parts and the production process corresponding to the square and cylindrical battery cores are inconsistent, the cylindrical battery core grouping structure stability is stable, the anti-seismic performance is mature day by day, the grouping structure of the square battery is mostly realized by the extrusion of the battery core and a box body at present, so that great potential safety hazards exist, and the grouping mode of the square battery in each enterprise and colleges is continuously explored.

Square battery is at PACK in-process in groups among the prior art, and the module majority all leans on the extrusion to fix, and such battery does not have buffer space at the in-process that bumps, and it causes electric core to damage or even explode extremely easily to bump electric core. For this reason, a corresponding technical scheme needs to be designed for solution.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a pole module structure is worn to square electric core, this electric core wear pole module structure at first designs module internal stability. The single square battery cell is connected with the buckle through the buckle between the first plastic fixing shell, the second plastic fixing shell and the third plastic fixing shell, the single square battery cell is fixed, each fixed square battery cell forms a module through the buckle, and the module forms a whole with firm structure through the three screw rods and the first nut, so that the practical application requirement is met.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a pole module structure is worn to square electric core, includes: a square cell, a second plastic fixing shell is arranged on the back of the outside of the square cell, a third plastic fixing shell is arranged on the front of the square cell, the square cell is formed by the second plastic fixing shell and the third plastic fixing shell which are corresponding to each other in front and back and wraps the square cell, a plurality of groups of square cells wrapped by the second plastic fixing shell and the third plastic fixing shell form a module structure, end plates are arranged at two ends of the module structure, first plastic fixing shells are arranged on the inner sides of the end plates, connecting blocks are arranged on the upper portions of the first plastic fixing shell, the second plastic fixing shell and the third plastic fixing shell, through holes are formed in the connecting blocks, buckles are arranged on two sides of the bottoms of the first plastic fixing shell, the second plastic fixing shell and the third plastic fixing shell, the first plastic fixing shell, the second plastic fixing shell and the third plastic fixing shell are connected through buckles, rod penetrating holes are arranged on two sides of the top and the bottom of, the screw rod is characterized in that hole grooves matched with the rod penetrating holes are formed in the first plastic fixing shell, the second plastic fixing shell and the third plastic fixing shell, a screw rod is arranged in the rod penetrating holes and penetrates through the rod penetrating holes and the through holes, and a first nut and a threaded connection between the first nut and the screw rod are arranged outside the screw rod.

As a preferred embodiment of the utility model, square electric core upper portion is equipped with copper bar and passes the utmost point ear on square electric core upper portion.

As a preferred embodiment of the utility model, copper bar upper portion be equipped with second nut and square electric core upper portion utmost point ear threaded connection and with the copper bar between contact each other.

As a preferred embodiment of the utility model, square electricity core outside is equipped with insulating film and insulating film evenly twines outside square electricity core.

As a preferred embodiment of the present invention, the upper portion of the module structure is provided with a plastic upper cover and the plastic upper cover is fixed to the upper end of the module structure in an embedded manner.

As a preferred embodiment of the present invention, the through holes and the rod penetrating holes are arranged in an isosceles triangle structure.

As a preferred embodiment of the present invention, the plastic upper cover is internally provided with a plurality of sets of fixing bolts and fixing bolts penetrating through the plastic upper cover and the end plate.

Compared with the prior art, the beneficial effects of the utility model are as follows:

(1) the utility model discloses at first designing module internal stability, being connected through the buckle between first plastic set casing, second plastic set casing and third plastic set casing and the buckle with single square electric core, fixing single square electric core, every square electric core after fixing forms the module through the buckle, and the module adds first nut through three screw rod and forms the whole of sound construction.

(2) The utility model discloses design module and box stability, the module tip sets up the end plate and corresponds fixed position with the box and attaches with the screw lock, and module plastic upper cover also attaches on the box with the end plate lock together simultaneously, has greatly strengthened the stability of module in the box.

Drawings

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

FIG. 2 is a schematic view of a connection structure of a single cell and a plastic fixing shell according to the present invention;

FIG. 3 is a schematic view of the plastic fixing case of the present invention;

FIG. 4 is a schematic view of the plastic upper cover structure of the present invention;

FIG. 5 is a schematic view of the end plate structure of the present invention;

fig. 6 is an assembly diagram of the present invention.

In the figure, a square battery core-1, a copper bar-2, an end plate-3, a first plastic fixing shell-4, a plastic upper cover-5, a fixing bolt-6, a first nut-7, a second plastic fixing shell-8, a screw-9, a third plastic fixing shell-10, a second nut-11, an insulating film-12, a connecting block-13, a through hole-14, a buckle-15 and a rod penetrating hole-16.

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. 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.

Referring to fig. 1-6, the present invention provides a technical solution: the utility model provides a pole module structure is worn to square electric core, includes: a square battery cell 1, wherein the back of the outside of the square battery cell 1 is provided with a second plastic fixing shell 8, the front of the square battery cell 1 is provided with a third plastic fixing shell 10, the second plastic fixing shell 8 and the third plastic fixing shell 10 correspond to each other and wrap the square battery cell 1, a plurality of groups of square battery cells 1 wrapped by the second plastic fixing shell 8 and the third plastic fixing shell 10 form a module structure, end plates 3 are arranged at two ends of the module structure, the inner sides of the end plates 3 are respectively provided with a first plastic fixing shell 4, the square battery cells 1 pasted with insulating films 12 are placed into a second plastic fixing shell 8 and a third plastic fixing shell 10 which are fixed by buckles 15 to form a module, the last square battery cell 1 at the rear end of the module is fixed by the second plastic fixing shell 8 and the first plastic fixing shell 4, the fixed battery cells are placed according to a series-parallel connection sequence, the upper parts of the first plastic fixing shell 4, the second plastic fixing shell 8 and the third plastic fixing shell 10 are respectively provided with a connecting block 13, and, the two sides of the bottom of each of the first plastic fixing shell 4, the second plastic fixing shell 8 and the third plastic fixing shell 10 are provided with buckles 15, the first plastic fixing shell 4, the second plastic fixing shell 8 and the third plastic fixing shell 10 are connected through the buckles 15, rod penetrating holes 16 are formed in the top and the bottom of each of the end plates 3, hole grooves matched with the rod penetrating holes 16 are formed in the first plastic fixing shell 4, the second plastic fixing shell 8 and the third plastic fixing shell 10, screw rods 9 are arranged in the rod penetrating holes 16, the screw rods 9 penetrate the rod penetrating holes 16 and the through holes 14, first nuts 7 are arranged outside the screw rods 9, the first nuts 7 are in threaded connection with the screw rods 9, and each fixed square electric core 1 is also fixed through the buckles on the plastic fixing shells; the upper end plate 3 is put at the module both ends, passes through pole-penetrating hole 16 with three screw rod 9, and the whole module of first nut 7 fixation passes the utmost point ear on 1 upper portion of square electric core with copper bar 2, fixes it on square electric core 1 and through spot welding mode fixed through second nut 11, accomplishes the inside electricity of module and connects, covers plastic upper cover 5, with whole module fixing bolt 6 fix on the battery box can.

The square electric core 1 pasted with the insulating film 12 of the utility model is placed into the second plastic fixed shell 8 and the third plastic fixed shell 10 fixed by the buckle 15 to form a module, the last square electric core 1 at the rear end of the module is fixed by the second plastic fixed shell and the first plastic fixed shell, fixed electric cores are placed according to the series-parallel connection sequence, and each fixed square electric core 1 is also fixed by the buckle on the plastic fixed shell; the upper end plate 3 is put at the module both ends, passes through pole-penetrating hole 16 with three screw rod 9, and the whole module of first nut 7 fixation passes the utmost point ear on 1 upper portion of square electric core with copper bar 2, fixes it on square electric core 1 and through spot welding mode fixed through second nut 11, accomplishes the inside electricity of module and connects, covers plastic upper cover 5, with whole module fixing bolt 6 fix on the battery box can.

The product protected by the scheme is put into practical production and application at present, and particularly achieves certain success in the field of battery modules, so that the technical scheme of the product is obviously proved to be beneficial, meets social requirements, and is suitable for batch production and popularization and use.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (7)

1. The utility model provides a pole module structure is worn to square electric core which characterized in that: the method comprises the following steps: the battery comprises a square battery core (1), wherein a second plastic fixing shell (8) is arranged on the back of the outer part of the square battery core (1), a third plastic fixing shell (10) is arranged on the front side of the outer part of the square battery core (1), the second plastic fixing shell (8) corresponds to the third plastic fixing shell (10) in the front-back direction and wraps the square battery core (1), a plurality of groups of square battery cores (1) wrapped by the second plastic fixing shell (8) and the third plastic fixing shell (10) form a module structure, end plates (3) are arranged at two ends of the module structure, a first plastic fixing shell (4) is arranged on the inner side of each end plate (3), connecting blocks (13) are arranged on the upper parts of the first plastic fixing shell (4), the second plastic fixing shell (8) and the third plastic fixing shell (10), through holes (14) are formed in the connecting blocks (13), buckles (15) are arranged on two sides of the bottoms of the first plastic fixing shell (4), the second plastic fixing shell, and be connected through buckle (15) between first plastic set casing (4), second plastic set casing (8) and the third plastic set casing (10), the top of end plate (3) and the both sides of bottom all are equipped with wear pole hole (16), first plastic set casing (4), second plastic set casing (8) and third plastic set casing (10) inside is equipped with the hole groove that cooperation was worn pole hole (16) and was used, it is equipped with screw rod (9) and is to run through pole hole (16) and through-hole (14) setting to wear pole hole (16) inside, screw rod (9) outside is equipped with threaded connection between first nut (7) and screw rod (9).

2. The square battery cell threading rod module structure of claim 1, characterized in that: the upper portion of the square battery cell (1) is provided with a copper bar (2) and the copper bar (2) penetrates through a lug on the upper portion of the square battery cell (1).

3. The square battery cell threading rod module structure of claim 2, characterized in that: the upper portion of the copper bar (2) is provided with a second nut (11), the second nut (11) is in threaded connection with a lug on the upper portion of the square battery cell (1), and the second nut and the lug are in mutual contact with the copper bar (2).

4. The square battery cell threading rod module structure of claim 3, characterized in that: an insulating film (12) is arranged outside the square battery cell (1) and the insulating film (12) is uniformly wound outside the square battery cell (1).

5. The square battery cell threading rod module structure of claim 1, characterized in that: the upper part of the module structure is provided with a plastic upper cover (5), and the plastic upper cover (5) is embedded and fixed with the upper end surface of the module structure.

6. The square battery cell threading rod module structure of claim 1, characterized in that: the through holes (14) and the rod penetrating holes (16) are arranged in an isosceles triangle structure.

7. The square battery cell threading rod module structure of claim 5, wherein: the plastic upper cover (5) is internally provided with a plurality of groups of fixing bolts (6) and the fixing bolts (6) penetrate through the plastic upper cover (5) and are in threaded connection with the end plate (3).

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