CN219106395U

CN219106395U - Battery core support and battery

Info

Publication number: CN219106395U
Application number: CN202223405108.8U
Authority: CN
Inventors: 车永杰
Original assignee: Hubei Eve Power Co Ltd
Current assignee: Hubei Eve Power Co Ltd
Priority date: 2022-12-19
Filing date: 2022-12-19
Publication date: 2023-05-30
Anticipated expiration: 2032-12-19

Abstract

The utility model belongs to the technical field of batteries, and discloses a battery cell bracket and a battery. This electric core support sets up on the tray, bonds through the colloid between tray and the electric core support, and the electric core support includes a plurality of supporting parts, and the periphery of supporting part is circular, and electric core setting is on the supporting part, and the outer lane of a plurality of supporting parts is connected and is formed the encapsulating hole, and the bottom surface of tray is provided with a plurality of bosss, and the boss sets up around the encapsulating hole drill way. The battery cell bracket can be firmly bonded with the tray, and bubbles are not easy to generate in colloid.

Description

Battery core support and battery

Technical Field

The utility model relates to the technical field of batteries, in particular to a battery cell bracket and a battery.

Background

The battery module is the core component in the battery package, includes a plurality of electric core in a battery module, in order to guarantee that the electric core is firm neatly arranged in the battery package, generally needs to set up the support, and the support bottom is connected with the tray through the colloid, and the tray support can play the effect of supporting the location electric core on the one hand, and on the other hand can make electric core and tray insulating, prevents the inside short circuit of battery package.

In the prior art, the bonding area between the tray and the bracket is small, air bubbles are easily generated by colloid in the assembly process, and the fixing effect between the bracket and the tray is poor.

Therefore, it is necessary to provide a cell holder and a battery to solve the above problems.

Disclosure of Invention

An object of the present utility model is to provide an electrical core holder that can be firmly bonded to a tray, and that is less prone to air bubbles.

To achieve the purpose, the utility model adopts the following technical scheme:

the battery cell support is arranged on the tray and is bonded with the battery cell support through colloid, and the battery cell support is characterized by comprising a plurality of supporting parts, the battery cells are arranged on the supporting parts, a plurality of outer rings of the supporting parts are connected to form a glue filling hole, a plurality of bosses are arranged on the bottom surface of the tray, and the bosses surround the orifice of the glue filling hole.

Optionally, a plurality of glue passing notches are formed in the boss.

Optionally, the top surface of electric core support is provided with the location arch, every the periphery of supporting part is encircleed and is provided with a plurality of the location arch.

Optionally, the positioning protrusion is located at a connection between two adjacent supporting parts.

Optionally, a surface of the positioning protrusion facing the battery cell is an arc surface.

Optionally, grooves are formed on two sides of the positioning protrusion, and the grooves extend along the height direction of the positioning protrusion.

Another object of the present utility model is to provide a battery in which the cell holder and the tray are firmly bonded.

the battery comprises a plurality of battery cells, a tray and the battery cell support, wherein the battery cells are arranged on the supporting parts in a one-to-one correspondence manner, and the battery cell support is arranged in the tray.

Optionally, the bottom surface of supporting part is provided with grafting portion, have a plurality of mounting holes on the tray, grafting portion inserts and locates in the mounting hole, the boss support in on the tray, the bottom surface of supporting part the side of grafting portion, the side of boss and the terminal surface of tray form the encapsulating groove, the rubberizing breach will the encapsulating groove with encapsulating hole intercommunication.

Optionally, the plug-in part is a ring rib.

Optionally, the support portion is provided with a pressure relief hole, and the annular rib and the pressure relief hole are concentrically arranged.

The beneficial effects are that:

the battery cell support is used for placing the battery cells by arranging the supporting parts. After the supporting parts are spliced together, the unconnected parts form through holes, and the through holes are glue filling holes. The cell support adopts the structural form, the colloid can pass through the glue filling hole with larger flow, the glue filling efficiency is high, and bubbles are not easy to generate. In addition, the bottom of encapsulating hole is provided with a plurality of bosss, and the setting of boss can increase the area of contact of colloid and electric core support to the fastness of bonding is increased.

The battery provided by the utility model comprises a plurality of battery cores, a tray and the battery core support, wherein the battery cores are arranged on the plurality of supporting parts in a one-to-one correspondence manner, and the battery core support is arranged in the tray. According to the utility model, the bottom of the battery core support is provided with the supporting part for supporting the battery core and the glue filling hole for circulating the glue, the periphery of the glue filling hole is provided with the boss, the bonding area of the glue is increased by the boss, and the stable bonding of the battery core support and the tray is ensured. Meanwhile, the glue filling hole has a larger flow area, and bubbles in the glue filling process can be effectively reduced.

Drawings

Fig. 1 is an assembly view of a cell holder and a tray at a certain view angle provided by the utility model;

fig. 2 is a schematic structural diagram of the battery cell support provided by the utility model under a certain view angle;

FIG. 3 is an enlarged view of a partial structure at A in FIG. 2;

fig. 4 is a schematic structural diagram of the cell holder according to the present utility model in another view angle;

FIG. 5 is an enlarged view of a partial structure at B in FIG. 4;

FIG. 6 is a schematic view of a tray provided by the present utility model;

fig. 7 is an assembly view of the battery cell holder and tray according to another view angle of the present utility model

Fig. 8 is an enlarged view of a partial structure at C in fig. 7.

In the figure:

100. a tray; 110. a mounting hole; 120. a bottom plate; 130. a mounting plate; 200. a cell holder; 210. a support part; 220. a glue filling hole; 230. a boss; 231. a glue passing notch; 240. a plug-in part; 250. a pressure relief hole; 260. positioning the bulge; 261. a groove; 300. and (5) colloid.

Detailed Description

The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Wherein the terms "first location" and "second location" are two distinct locations and wherein the first feature is "above," "over" and "over" the second feature includes the first feature being directly above and obliquely above the second feature, or simply indicates that the first feature is level above the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

Referring to fig. 1 to 5, the present embodiment provides a battery cell holder 200, the battery cell holder 200 is disposed on a tray 100, the tray 100 and the battery cell holder 200 are adhered by a glue 300, the battery cell holder 200 includes a plurality of support portions 210, the battery cells are disposed on the support portions 210, outer rings of the plurality of support portions 210 are connected and form a glue filling hole 220, a plurality of bosses 230 are disposed on a bottom surface of the tray 100, and the bosses 230 are disposed around an orifice of the glue filling hole 220.

The cell holder 200 is provided with a support portion 210 for placing the cell. After the plurality of supporting portions 210 are spliced together, the unconnected portion forms a through hole, and the through hole is the glue filling hole 220. The cell support 200 adopts the structural form, the colloid 300 can pass through the glue filling hole 220 with larger flow, the glue filling efficiency is high, and bubbles are not easy to generate. In addition, a plurality of bosses 230 are arranged at the bottom of the glue filling hole 220, and the contact area between the glue 300 and the cell support 200 can be increased due to the arrangement of the bosses 230, so that the bonding firmness is improved.

Further, referring to fig. 2 and 3, six support portions 210 are circumferentially disposed around each support portion 210, two adjacent support portions 210 are connected, and the unconnected portion forms a triangular glue-pouring hole 220. Since the battery cell is cylindrical, the outer contour of the support part 210 is set to be circular, and the size of the support part 210 may be set according to the outer diameter of the bottom surface of the cylinder. The boss 230 is disposed along the orifice edge of the glue-pouring aperture 220. Optionally, a plurality of glue passing notches 231 are disposed on the boss 230. The glue passing notch 231 can enable the glue 300 to flow to the bottom of the supporting portion 210, so as to ensure the fluidity of the glue 300. In this embodiment, each edge of the glue-pouring hole 220 is provided with a glue-passing notch 231.

Further, with continued reference to fig. 3, the top surface of the cell holder 200 is provided with a positioning protrusion 260, and the outer circumference of each support 210 is provided with a plurality of positioning protrusions 260. The positioning protrusion 260 can define the position of the battery cell, increase the assembly accuracy of the battery cell, and simultaneously, increase the structural strength of the battery cell holder 200.

Further, the positioning protrusion 260 is located at the junction of the adjacent two support portions 210. In the present embodiment, six supporting portions 210 are disposed around each supporting portion 210, so six positioning protrusions 260 are disposed, and the positioning protrusions 260 are disposed at the connection positions of the supporting portions 210, so as to increase the structural strength of the connection positions and prevent the cell holder 200 from bending or breaking at the connection positions.

Further, the surface of the positioning protrusion 260 facing the battery cell is an arc surface. In this embodiment, the positioning protrusion 260 is attached to the radian of the side wall of the battery cell towards one surface of the battery cell, so as to increase the positioning effect on the battery cell.

Further, the positioning protrusion 260 is provided at both sides thereof with grooves 261, and the grooves 261 extend in the height direction of the positioning protrusion 260. The grooves 261 can have a diversion effect on the colloid 300 and promote the colloid 300 to flow downwards.

The present embodiment further provides a battery, including a plurality of electric cells, the tray 100 and the electric cell support 200, where the electric cells are disposed on the plurality of supporting portions 210 in a one-to-one correspondence manner, and the electric cell support 200 is disposed in the tray 100. The bottom of the battery cell support 200 in this embodiment is provided with a supporting portion 210 for supporting the battery cell and a glue filling hole 220 for circulating the glue 300, a boss 230 is disposed around the glue filling hole 220, and the setting of the boss 230 increases the adhesion area of the glue 300, so as to ensure that the battery cell support 200 and the tray 100 are firmly adhered. Meanwhile, the glue filling hole 220 has a larger flow area, so that bubbles in the glue filling process can be effectively reduced.

Further, referring to fig. 4 to 8, the bottom surface of the supporting portion 210 is provided with a plugging portion 240, the tray 100 is provided with a plurality of mounting holes 110, the plugging portion 240 is plugged into the mounting holes 110, the boss 230 is supported on the tray 100, the side surface of the plugging portion 240 on the bottom surface of the supporting portion 210, the side surface of the boss 230 and the end surface of the tray 100 form a glue filling groove, and the glue filling groove is communicated with the glue filling hole 220 through the glue passing notch 231, so that glue can enter the glue filling groove through the glue filling hole 220 and the glue passing notch 231 in sequence. Because the distance is provided between the bosses 230 at the edges of the openings of the adjacent glue filling holes 220, the adjacent glue filling grooves are communicated, so that glue is conveniently filled, and the tray 100 and the cell support 200 are firmly bonded.

Optionally, the bottom of the tray 100 has a bottom plate 120, a mounting plate 130 is disposed above the middle of the bottom plate 120, and the mounting holes 110 are disposed on the mounting plate 130. Optionally, boss 230 is supported to mounting plate 130.

Further, referring to fig. 5, the plugging portion 240 is a ring rib, and the ring rib and the supporting portion 210 are disposed in one-to-one correspondence. Optionally, the annular rib and the support 210 are concentrically arranged.

Further, the support portion 210 is provided with a pressure relief hole 250, and the annular rib and the pressure relief hole 250 are concentrically disposed. Because the annular rib is inserted into the mounting hole 110 on the tray 100, when the battery core is out of control, the high-temperature and high-pressure gas emitted by the battery core can be discharged through the pressure release hole 250, so that the overhigh temperature in the battery is avoided, and meanwhile, the influence of the dissipation of the high-temperature and high-pressure gas on other battery cores is avoided. Alternatively, the annular rib inner diameter and the aperture of the pressure relief holes 250 are the same, in other embodiments the aperture of the pressure relief holes 250 may be smaller than the annular rib inner diameter.

It is to be understood that the above examples of the present utility model are provided for clarity of illustration only and are not limiting of the embodiments of the present utility model. Various obvious changes, rearrangements and substitutions can be made by those skilled in the art without departing from the scope of the utility model. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the utility model are desired to be protected by the following claims.

Claims

1. The battery cell support is arranged on the tray (100), the tray (100) is adhered to the battery cell support (200) through a colloid (300), and is characterized in that the battery cell support (200) comprises a plurality of supporting parts (210), the battery cell is arranged on the supporting parts (210), a plurality of outer rings of the supporting parts (210) are connected to form a glue filling hole (220), a plurality of bosses (230) are arranged on the bottom surface of the tray (100), and the bosses (230) surround the orifice of the glue filling hole (220).

2. The cell support according to claim 1, wherein a plurality of glue passing notches (231) are arranged on the boss (230).

3. The cell holder according to any one of claims 1-2, wherein a top surface of the cell holder (200) is provided with positioning projections (260), and a plurality of the positioning projections (260) are provided around an outer periphery of each of the support portions (210).

4. A cell support according to claim 3, wherein the positioning protrusions (260) are located at the connection of two adjacent support parts (210).

5. A cell support according to claim 3, wherein the side of the positioning protrusion (260) facing the cell is an arc-shaped side.

6. A cell holder according to claim 3, characterized in that the positioning protrusions (260) are provided with grooves (261) on both sides, which grooves (261) extend in the height direction of the positioning protrusions (260).

7. Battery, characterized in that the battery comprises a plurality of electric cores, a tray (100) and an electric core support (200) according to any one of claims 1-6, wherein the electric cores are arranged on the supporting parts (210) in a one-to-one correspondence manner, and the electric core support (200) is arranged in the tray (100).

8. The battery according to claim 7, wherein an insertion part (240) is provided on a bottom surface of the supporting part (210), the tray (100) is provided with a plurality of mounting holes (110), the insertion part (240) is inserted into the mounting holes (110), the boss (230) is supported on the tray (100), a glue filling groove is formed on a side surface of the insertion part (240), a side surface of the boss (230) and an end surface of the tray (100) on the bottom surface of the supporting part (210), and a glue passing notch (231) on the boss (230) communicates the glue filling groove with the glue filling hole (220).

9. The battery according to claim 8, wherein the plug portion (240) is a ring rib.

10. The battery according to claim 9, wherein the support portion (210) is provided with a pressure relief hole (250), and the annular rib and the pressure relief hole (250) are concentrically arranged.