CN218975623U

CN218975623U - Spliced tray and battery module

Info

Publication number: CN218975623U
Application number: CN202223056241.7U
Authority: CN
Inventors: 邱文聪; 陈智伟; 陈朝海; 李凡
Original assignee: Hubei Eve Power Co Ltd
Current assignee: Hubei Eve Power Co Ltd
Priority date: 2022-11-17
Filing date: 2022-11-17
Publication date: 2023-05-05
Anticipated expiration: 2032-11-17

Abstract

The utility model belongs to the technical field of batteries, and particularly discloses a spliced tray which comprises a plurality of spliced pieces, wherein the spliced pieces are provided with electric core installation positions, the electric core installation positions can be used for installing electric cores, the spliced pieces are arrayed in a plane, and bases of the spliced pieces are detachably connected, so that the bases of the spliced pieces are jointly surrounded to form a tray bottom plate. Because mutually independent among each splice, therefore can be through adjusting the setting quantity of splice, and then the specification, the size of whole concatenation tray to the electric core of configuration different quantity, nimble suitability is good, has reduced the cost of manufacture of various tray moulds, has accelerated production process. The utility model also provides a battery module, which comprises the spliced tray, so that the requirements of different vehicle types can be met, the specification and the size of the spliced tray can be flexibly adjusted, the manufacturing cost is greatly reduced, and the processing period is shortened.

Description

Spliced tray and battery module

Technical Field

The utility model relates to the technical field of batteries, in particular to a spliced tray and a battery module.

Background

At present, the tray in the existing battery module is generally manufactured in a die-casting forming mode, and the tray is integrated after manufacturing, when the number of the battery cores in the battery module changes, the die is required to be manufactured again, the tray dies for accommodating different numbers of the battery cores cannot be shared, so that the cost is increased, and the processing period is prolonged.

Therefore, there is a need for a splice tray and a battery module to solve the above problems.

Disclosure of Invention

The utility model aims to provide a spliced tray and a battery module, which can be suitable for the requirements of different vehicle types, flexibly adjust the specification and the size of the tray so as to configure different numbers of battery cores, greatly reduce the manufacturing cost and shorten the processing period.

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

in one aspect, the present utility model provides a splice tray comprising:

the utility model provides a plurality of splice, every the splice all includes the base and sets up be in be used for installing the electric core installation position of electric core on the base, a plurality of the splice is in an in-plane array arrangement, a plurality of can dismantle between the base of splice, a plurality of the base of splice encloses jointly and establishes into the tray bottom plate, is located on the tray bottom plate edge the base of splice upwards extends and forms first flange, adjacent splice behind the first flange and form the tray lateral wall, first flange to tray lateral wall turns over the book outward and forms the second flange, adjacent form the fixed part after the second flange splices.

Optionally, each splice is provided with at least one cell mounting position.

Optionally, the splice tray includes a first connecting piece, two sides of the first connecting piece respectively with two adjacent splice pieces joint that set up along the first direction, the first connecting piece will be followed at least two that the first direction set up the splice piece is connected and is formed the splice piece.

Optionally, a first clamping protrusion is arranged on the first connecting piece, a first clamping groove is arranged on the splicing piece, and the first clamping protrusion is clamped in the first clamping groove; and/or

The splice is provided with a second clamping protrusion, the first connecting piece is provided with a second clamping groove, and the second clamping protrusion is clamped in the second clamping groove.

Optionally, the first connecting piece located on the edge of the tray bottom plate extends upwards to form a third flange, the third flange is turned outwards to form a fourth flange, two ends of the third flange are respectively connected with the first flanges of the two adjacent splicing pieces, and two ends of the fourth flange are respectively connected with the second flanges of the two adjacent splicing pieces.

Optionally, a third clamping protrusion is arranged on the second flange of the splicing piece, a third clamping groove is arranged on the fourth flange, and the third clamping protrusion is clamped in the third clamping groove; and/or

The second flange of the splicing piece is provided with a fourth clamping groove, the fourth flange is provided with a fourth clamping protrusion, and the fourth clamping protrusion is clamped in the fourth clamping groove.

Optionally, the splice tray includes the second connecting piece, the both sides of second connecting piece respectively with two adjacent splice pieces joint that set up along the second direction.

Optionally, a fifth clamping protrusion is arranged on the second connecting piece, a fifth clamping groove is arranged on the splicing piece, and the fifth clamping protrusion is clamped in the fifth clamping groove; and/or

The splicing piece is provided with a sixth clamping protrusion, the second connecting piece is provided with a sixth clamping groove, and the sixth clamping protrusion is clamped in the sixth clamping groove.

Optionally, the two ends of the second connecting piece extend upwards to form a fifth flange, the fifth flange is turned outwards to form a sixth flange, the two ends of the fifth flange are respectively connected with the first flanges of the two adjacent splicing pieces, and the two ends of the sixth flange are respectively connected with the second flanges of the two adjacent splicing pieces.

Optionally, a seventh clamping protrusion is arranged on the sixth flange, a seventh clamping groove is arranged on the splicing piece, and the seventh clamping protrusion is clamped in the seventh clamping groove; and/or

The sixth flange is provided with an eighth clamping groove, the splicing piece is provided with an eighth clamping protrusion, and the eighth clamping protrusion is clamped in the eighth clamping groove.

Optionally, each splicing piece is provided with at least one fixing cylinder, the fixing cylinders are arranged on the base, through holes are formed in positions, corresponding to the fixing cylinders, on the base, the diameters of the through holes are smaller than those of the fixing cylinders, and the fixing cylinders and the base form the battery cell mounting positions.

Optionally, an external thread is arranged on the outer side wall of the battery cell, and an internal thread matched with the external thread is arranged on the inner wall of the fixed cylinder.

Optionally, an adhesive layer is filled between the tray bottom plate and the tray side wall, which are formed after the splicing pieces are spliced.

On the other hand, the utility model provides a battery module, which comprises a plurality of battery cells and the spliced tray in any scheme, wherein the battery cells are arranged in one-to-one correspondence with the battery cell mounting positions on the spliced tray.

The beneficial effects of the utility model are as follows:

the utility model provides a spliced tray which comprises a plurality of spliced pieces, wherein each spliced piece comprises a base and a battery core installation position arranged on the base, the battery core installation position can be used for installing battery cores, the spliced pieces are arrayed in a plane, the bases of the spliced pieces are detachably connected, so that the bases of the spliced pieces are jointly surrounded to form a tray bottom plate, first flanges of the spliced pieces positioned on the edge of the tray bottom plate are spliced to form a tray side wall, the first flanges are folded outwards to form second flanges, and adjacent second flanges are spliced to form a fixing part. Because mutually independent among each splice, therefore can be through adjusting the setting quantity of splice, and then the specification, the size of whole concatenation tray to the battery core of configuration different quantity, thereby satisfy the use of the battery module of different motorcycle types, nimble suitability is good, has reduced the cost of manufacture of various tray moulds, has accelerated production process.

The utility model also provides a battery module, which comprises a plurality of electric cores and the spliced tray, wherein the electric cores are arranged in the electric core installation positions of the spliced tray in a one-to-one correspondence manner, so that the battery module can adapt to the requirements of different vehicle types, flexibly adjust the specification and the size of the spliced tray, so as to configure different numbers of electric cores, greatly reduce the manufacturing cost and shorten the processing period.

Drawings

Fig. 1 is a schematic structural view of a splice tray provided in an embodiment of the present utility model;

FIG. 2 is an exploded view of a splice tray provided in an embodiment of the utility model;

FIG. 3 is a schematic view of a splice and a first connector provided in an embodiment of the present utility model;

FIG. 4 is a schematic view of a second connector provided in an embodiment of the present utility model;

FIG. 5 is an enlarged view of a portion of FIG. 4 at A;

fig. 6 is a partial enlarged view at B in fig. 4.

In the figure:

100. a splice; 110. a base; 111. a first clamping groove; 112. a second clamping protrusion; 113. a fifth clamping groove; 114. a sixth clamping protrusion; 120. the battery cell mounting position; 130. a first flange; 140. a second flange; 141. a hoisting hole; 142. a third clamping protrusion; 143. eighth clamping protrusions;

200. a first connector; 201. a first clamping protrusion; 202. a second clamping groove; 210. a third flange; 220. a fourth flange; 221. a third clamping groove;

300. a second connector; 301. fifth clamping bulges; 302. a sixth clamping groove; 310. a fifth flange; 320. a sixth flange; 321. a seventh clamping protrusion;

400. and splicing blocks.

Detailed Description

The utility model is described in further detail below with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting thereof. It should be further noted that, for convenience of description, only some, but not all of the structures related to the present utility model are shown in the drawings.

In the description of the present utility model, unless explicitly stated and limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the 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.

In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than 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 embodiment, the terms "upper", "lower", "left", "right", and the like are orientation or positional relationships based on those shown in the drawings, merely for convenience of description and simplicity of operation, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the utility model. Furthermore, the terms "first," "second," and the like, are used merely for distinguishing between descriptions and not for distinguishing between them.

As shown in fig. 1 and 2, this embodiment provides a splice-type tray, this splice-type tray includes a plurality of splice pieces 100, every splice piece 100 all includes base 110 and sets up electric core installation position 120 on base 110, electric core installation position 120 can be used to install electric core, a plurality of splice pieces 100 array arrangement in a plane, detachable connection between the base 110 of a plurality of splice pieces 100, thereby make the base 110 of splice piece 100 enclose jointly and establish into the tray bottom plate, the base 110 of splice piece 100 that is located on the tray bottom plate edge upwards extends and forms first flange 130, splice after the adjacent first flange 130 and form the tray lateral wall, first flange 130 turns over to the tray lateral wall and turns over and form second flange 140 outward, form the fixed part after the adjacent second flange 140 splices, can be equipped with the hoist and mount hole 141 on the fixed part, thereby make things convenient for splice-type tray to assemble into the battery module. Because each splice 100 is mutually independent, the specification and the size of the whole splice tray can be adjusted by adjusting the setting quantity of the splice 100 so as to configure different quantities of battery cores, thereby meeting the use of battery modules of different vehicle types, having good flexibility and applicability, reducing the manufacturing cost of various tray molds and accelerating the production process.

Further, at least one cell mounting location 120 is provided on each splice 100. Illustratively, three cell mounting locations 120 are provided on each of the splice members 100 in the present embodiment, and the three cell mounting locations 120 are arranged in a line along the first direction. Of course, the splice member 100 may also be configured to have one cell mounting position 120, two cell mounting positions 120, or four cell mounting positions 120, etc., which will not be described herein. Of course, in some embodiments, the cell mounting positions 120 on the splicing element 100 may be arranged in multiple rows, and each row is provided with one or more cells, which may be specifically adjusted according to practical situations, and this embodiment is not limited thereto.

The splice tray includes a first connector 200 and a second connector 300, wherein the first connector 200 firstly fixes the splice pieces 100 arranged along a first direction into groups to form splice blocks 400, and then two sides of the second connector 300 are respectively clamped with two adjacent splice blocks 400 arranged along a second direction, so that the second connector 300 connects the splice blocks 400, and finally the splice tray is formed by splicing. In this embodiment, the first connector 200 forms a splice block 400 for each row of splice members 100. Of course, in other embodiments, the first connector 200 may also connect multiple rows of the splice members 100 simultaneously to form the splice block 400.

Further, the splicing member 100 in the present embodiment is made of a metal material, and the first connector 200 and the second connector 300 are made of a plastic material. The first direction is the X-axis direction shown in fig. 1 and 2, and the second direction is the Y-axis direction shown in fig. 1 and 2. On the one hand, the first connecting piece 200 and the second connecting piece 300 are made of plastic materials, so that the cost can be reduced, the weight can be reduced, and on the other hand, the first connecting piece 200 and the second connecting piece 300 can also play a role in electric isolation, so that two adjacent splicing pieces 100 are isolated in an insulating way, and short circuits are not easy to occur.

As an alternative, referring to fig. 2 and 3, both sides of the first connector 200 are respectively engaged with adjacent two of the splice members 100 disposed in the first direction, and the first connector 200 connects three splice members 100 disposed in the first direction to form a splice block 400. Specifically, the first connector 200 is provided with a first clamping protrusion 201, the splicing member 100 is provided with a first clamping groove 111, the position of the first clamping protrusion 201 corresponds to the position of the first clamping groove 111, and the first clamping protrusion 201 can be clamped in the first clamping groove 111, so that the first connector 200 and the splicing member 100 can be detachably fixed. In order to further improve the fixing effect, the splicing element 100 is provided with a second clamping protrusion 112, the first connecting element 200 is provided with a second clamping groove 202 corresponding to the second clamping protrusion 112, and the second clamping protrusion 112 is clamped in the second clamping groove 202, so that the splicing element 100 and the first connecting element 200 are fixed more firmly.

The two sides of the first connecting piece 200 are respectively provided with a first clamping protrusion 201 and a second clamping protrusion 202, and the splicing piece 100 correspondingly connected with the first connecting piece 200 is provided with a first clamping protrusion 111 and a second clamping protrusion 112 correspondingly connected with the first clamping protrusion. The first clamping protrusion 201 and the second clamping groove 202 on the first connecting piece 200 can be formed by injection molding, the inside of the first clamping protrusion 201 is hollow, so that the first clamping protrusion 201 is formed on one side of the first connecting piece 200, the second clamping groove 202 is formed on the hollow inner wall of the first clamping protrusion 201 on the other side of the first connecting piece 200, and the processing and manufacturing process is simpler. Each side of the first connector 200 is provided with a first clamping protrusion 201 and a second clamping groove 202.

Further, the first connector 200 located on the edge of the tray bottom plate extends upward to form a third flange 210, the third flange 210 is turned outward to form a fourth flange 220, two ends of the third flange 210 are respectively connected with the first flanges 130 of the two adjacent splicing pieces 100, two ends of the fourth flange 220 are respectively connected with the second flanges 140 of the two adjacent splicing pieces 100, so that the first flanges 130 and the third flange 210 are spliced together to form a tray side wall, and the second flanges 140 and the fourth flange 220 are spliced together to form a fixing portion.

In order to ensure the stability of the fixation between two adjacent splicing elements 100 at the edge of the tray bottom plate, the second flange 140 of the splicing element 100 is provided with a third clamping protrusion 142, the fourth flange 220 of the first connecting element 200 is provided with a third clamping groove 221, and the third clamping protrusion 142 is clamped in the third clamping groove 221, so that the second flange 140 and the fourth flange 220 are clamped and fixed. Further, a fourth clamping groove is formed in the second flange 140 of the adjacent splicing element 100, a fourth clamping protrusion is formed in the fourth flange 220 of the first connecting element 200, and the fourth clamping protrusion is clamped in the fourth clamping groove, so that the connection between the second flange 140 and the fourth flange 220 is completed. The third clamping groove 221 and the fourth clamping protrusion on the fourth flange 220 are respectively located at two sides of the first connector 200, and the inside of the fourth clamping protrusion can be hollow through injection molding, so that a fourth clamping groove is formed at one side of the first connector 200.

As an alternative, referring to fig. 2 to 5, the second connector 300 is provided with a plurality of fifth clamping protrusions 301 and a plurality of sixth clamping protrusions 302, the fifth clamping protrusions 113 and the sixth clamping protrusions 114 are alternately arranged, one fifth clamping protrusion 301 and one sixth clamping protrusion 302 are in a group, each group corresponds to one splicing member 100, the splicing member 100 is provided with the fifth clamping protrusions 113 and the sixth clamping protrusions 114, the fifth clamping protrusions 301 are clamped in the fifth clamping protrusions 113, and the sixth clamping protrusions 114 are clamped in the sixth clamping protrusions 302, so that the connection between the second connector 300 and the splicing block 400 is completed.

Referring to fig. 6, the second connector 300 has both ends extending upward to form a fifth flange 310, the fifth flange 310 is turned outward to form a sixth flange 320, both ends of the fifth flange 310 are respectively connected with the first flanges 130 of the adjacent two of the plurality of splicing elements 100 arranged in the second direction, and both ends of the sixth flange 320 are respectively connected with the second flanges 140 of the adjacent two of the plurality of splicing elements 100 arranged in the second direction. Illustratively, in order to improve the fixing effect between the sixth flange 320 and the second flange 140, a seventh engaging protrusion 321 is disposed on the sixth flange 320, a seventh engaging groove is disposed on the splicing element 100, and the seventh engaging protrusion 321 is engaged in the seventh engaging groove. Or the sixth flange 320 is provided with an eighth clamping groove, the splicing element 100 is provided with an eighth clamping protrusion 143 along the second direction, and the eighth clamping protrusion 143 is clamped in the eighth clamping groove, so that the fixation between the sixth flange 320 and the second flange 140 is completed.

With continued reference to fig. 1 and 2, each splicing member 100 is provided with at least one fixing cylinder, the fixing cylinders are arranged on the base 110, the positions of the base 110 corresponding to the fixing cylinders are provided with through holes, the diameters of the through holes are smaller than those of the fixing cylinders, so that a battery cell mounting position 120 for accommodating a battery cell is formed by the fixing cylinders and the base 110, the battery cell is inserted into the fixing cylinders, the bottom of the battery cell is connected with the base 110, the center of the bottom of the battery cell is exposed out of the through holes on the base 110, and therefore when a large amount of gas is generated in the battery cell, the outside of the battery cell can be flushed out through the explosion-proof valve at the bottom of the battery cell, and the through holes can avoid the explosion-proof valve, so that the explosion-proof valve is convenient to open and interference is avoided. In some embodiments, the stationary barrel and base 110 may be integrally formed.

Further, in order to ensure that the fixing effect of the battery cell in the fixing barrel is good, an external thread is arranged on the outer side wall of the battery cell in the embodiment, an internal thread matched with the external thread is arranged on the inner wall of the fixing barrel, and during installation, the battery cell is screwed in from the bottom of the battery cell and is matched and connected with the external thread, so that the battery cell is firmly fixed in the fixing barrel.

As an alternative scheme, because the splice tray in this embodiment is formed by splicing a plurality of splice pieces 100, in order to ensure that no gap exists between adjacent splice pieces 100, the joint strength between adjacent splice pieces 100 is improved simultaneously, after the completion of the splicing process, glue can be poured into the splice tray, so that a glue layer is filled between the tray bottom plate and the tray side wall, and the glue layer is located at the outer side of the fixed cylinder.

The embodiment also provides a battery module, which comprises a plurality of battery cells and the spliced tray, wherein the battery cells are arranged in one-to-one correspondence with the battery cell mounting positions 120 on the spliced tray. The specification and the size of the spliced tray in the battery module can be flexibly adjusted, and then the number of the electric cores arranged on the spliced tray can be adjusted, so that the battery module is suitable for the requirements of various vehicle types.

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. A splice tray comprising:

the utility model provides a plurality of splice (100), every splice (100) all include base (110) and set up be used for installing electric core installation position (120) on base (110), a plurality of splice (100) are arranged in an in-plane array, a plurality of can dismantle between base (110) of splice (100) and be connected, a plurality of base (110) of splice (100) enclose jointly and establish into tray bottom plate, are located on the tray bottom plate edge base (110) of splice (100) upwards extend and form first flange (130), and adjacent splice behind first flange (130) and form the tray lateral wall, first flange (130) turn over to tray lateral wall turns over and forms second flange (140), adjacent behind second flange (140) splice form fixed part.

2. Splice tray according to claim 1, characterized in that at least one cell mounting location (120) is provided on each splice (100).

3. The splice tray as set forth in claim 1, including a first connector (200), wherein two sides of the first connector (200) are respectively engaged with two adjacent splice pieces (100) disposed along a first direction, and the first connector (200) connects at least two splice pieces (100) disposed along the first direction to form a splice block (400).

4. A splice tray according to claim 3, wherein a first clamping protrusion (201) is provided on the first connecting member (200), a first clamping groove (111) is provided on the splice member (100), and the first clamping protrusion (201) is clamped in the first clamping groove (111); and/or

The splicing piece (100) is provided with a second clamping protrusion (112), the first connecting piece (200) is provided with a second clamping groove (202), and the second clamping protrusion (112) is clamped in the second clamping groove (202).

5. A splice tray as claimed in claim 3, wherein the first connectors (200) on the edges of the tray floor extend upwardly to form a third flange (210), the third flange (210) being folded outwardly to form a fourth flange (220), the third flange (210) being connected at each end to the first flanges (130) of two adjacent splice members (100), and the fourth flange (220) being connected at each end to the second flanges (140) of two adjacent splice members (100).

6. The splice tray as defined in claim 5, wherein a third clamping protrusion (142) is provided on the second flange (140) of the splice (100), a third clamping groove (221) is provided on the fourth flange (220), and the third clamping protrusion (142) is clamped in the third clamping groove (221); and/or

A fourth clamping groove is formed in the second flange (140) of the splicing piece (100), a fourth clamping protrusion is arranged on the fourth flange (220), and the fourth clamping protrusion is clamped in the fourth clamping groove.

7. The splice tray as defined in claim 6, including a second connector (300), wherein both sides of the second connector (300) are respectively engaged with adjacent two splice blocks (400) disposed along the second direction.

8. The splice tray as defined in claim 7, wherein a fifth clamping protrusion (301) is provided on the second connecting member (300), a fifth clamping groove (113) is provided on the splice member (100), and the fifth clamping protrusion (301) is clamped in the fifth clamping groove (113); and/or

The splicing piece (100) is provided with a sixth clamping protrusion (114), the second connecting piece (300) is provided with a sixth clamping groove (302), and the sixth clamping protrusion (114) is clamped in the sixth clamping groove (302).

9. The splice tray as defined in claim 7, wherein the second connector (300) has two ends extending upward to form a fifth flange (310), the fifth flange (310) being turned outward to form a sixth flange (320), the two ends of the fifth flange (310) being connected to the first flanges (130) of the adjacent two splice pieces (100), respectively, and the two ends of the sixth flange (320) being connected to the second flanges (140) of the adjacent two splice pieces (100), respectively.

10. The splice tray as set forth in claim 9, wherein a seventh clamping projection (321) is provided on the sixth flange (320), a seventh clamping groove is provided on the splice (100), and the seventh clamping projection (321) is clamped in the seventh clamping groove; and/or

The sixth flange (320) is provided with an eighth clamping groove, the splicing piece (100) is provided with an eighth clamping protrusion (143), and the eighth clamping protrusion (143) is clamped in the eighth clamping groove.

11. Splice tray according to any of claims 1-10, characterized in that at least one fixing cylinder is provided on each splice (100), said fixing cylinder being provided on the base (110), a through hole being provided in the base (110) in a position corresponding to the fixing cylinder, the diameter of the through hole being smaller than the diameter of the fixing cylinder, the fixing cylinder and the base (110) forming the cell mounting location (120).

12. The splice tray of claim 11, wherein the outer side wall of the battery cell is provided with external threads, and the inner wall of the stationary barrel is provided with internal threads that mate with the external threads.

13. Splice tray according to claim 11, characterized in that a glue layer is filled between the tray bottom plate and the tray side walls formed after splicing of several splice elements (100).

14. A battery module comprising a plurality of cells and the splice tray of any one of claims 1-13, wherein the cells are disposed in one-to-one correspondence with cell mounting locations (120) on the splice tray.