CN220282039U - Battery cell shell tray and production line - Google Patents

Abstract

The utility model discloses a battery cell shell tray and a production line. The battery cell shell tray is used for supporting the battery cell shell, and the battery cell shell tray comprises a tray body. The tray body defines a receiving cavity adapted to receive the battery cell casing. The holding cavity comprises a first opening for taking the discharge core shell, and one end of the holding cavity, which is away from the first opening, is provided with a bottom wall. The direction along the bottom wall to the first opening is a first direction. The tray body further includes a first sidewall defining a receiving cavity, the first sidewall being arranged along a first direction. The first side wall is used for positioning the battery cell shell. Wherein, along the first direction, the cross-sectional area of the accommodating cavity along the direction perpendicular to the first direction gradually increases. The battery cell shell tray provided by the utility model can reduce scraping between the battery cell shell and the tray body, ensure the tightness of the battery cell, realize stable positioning of the tray on the battery cell shell and improve the accuracy and stability of taking the battery cell shell.

Description

Battery cell shell tray and production line

Technical Field

The utility model relates to the technical field of batteries, in particular to a battery cell shell tray and a production line.

Background

The battery is formed by sleeving a layer of polymer shell on a battery core. The tray is used as a logistics carrier of the battery cell shell, and the battery cell shell can be carried and transported in each procedure. Specifically, the tray is internally provided with a containing cavity, and the battery cell shell can be contained in the containing cavity. In the prior art, in order to reduce the gap between the battery cell shell and the peripheral wall of the accommodating cavity, the stable positioning of the peripheral wall of the tray to the battery cell shell is realized, and the peripheral wall of the tray is arranged along the direction (approximately) perpendicular to the bottom surface of the tray. But when getting from the tray opening and putting the electric core shell that holds the intracavity, the electric core shell takes place to scrape with the perisporium of tray easily, makes the shell mouth of electric core shell be infected with the foreign matter easily, causes the follow-up explosion point that produces when electric core shell and top cap welding, influences the holistic leakproofness of electric core.

In the related art, in order to reduce scraping of the battery cell shell against the peripheral wall of the tray when the battery cell shell is taken out of the tray, the tray often adopts a gradual change accommodating cavity, namely, along the direction from the bottom of the tray to the open end, the accommodating cavity is gradually increased, namely, the opening area surrounded by the peripheral wall is gradually increased. But this scheme easily leads to the clearance of tray upper portion perisporium and electric core shell too big, rocks easily and squints when electric core shell holding tray transports, can't realize the stable location to electric core shell to influence the normal getting of electric core shell and put.

Disclosure of Invention

The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the utility model provides the battery cell shell tray which can not only reduce scraping of the battery cell shell, but also realize accurate positioning of the tray on the battery cell shell, and ensure that the battery cell shell can be taken and placed normally.

An embodiment of a first aspect of the present utility model provides a battery cell case tray for supporting a battery cell case, including:

the tray body is used for limiting the accommodating cavity, the accommodating cavity is suitable for accommodating the battery cell shell, the accommodating cavity comprises a first opening used for taking and placing the battery cell shell, one end of the accommodating cavity, which is away from the first opening, is provided with a bottom wall, the direction from the bottom wall to the first opening is a first direction, the tray body further comprises a first side wall used for limiting the accommodating cavity, the first side wall is arranged along the first direction, and the first side wall is used for positioning the battery cell shell;

wherein, along the first direction, the cross-sectional area of the accommodating cavity along a direction perpendicular to the first direction gradually increases.

In some embodiments, the tray body has a midline parallel to the first direction, the midline extending through the first opening, the tray body including a second sidewall defining a portion of the receiving cavity, the second sidewall progressively increasing in distance from the midline along the first direction.

In some embodiments, the second sidewall is a planar wall having an angle of 3 ° to 15 ° from the midline.

In some embodiments, the tray body includes a plurality of receiving cavities, portions of the receiving cavities being spaced apart along a second direction perpendicular to the first direction;

and/or the number of the groups of groups,

the tray body comprises a plurality of accommodating cavities, and part of the accommodating cavities are arranged at intervals along a third direction perpendicular to the first direction.

In some embodiments, the cell housing tray includes a guide post extending along the first direction, the guide post to position the cell housing.

In some embodiments, the tray body has a midline parallel to the first direction, the midline extending through the first opening, the tray body includes a peripheral wall surrounding the midline, the peripheral wall includes the first side wall, the peripheral wall defines at least a portion of the receiving cavity, and the guide posts are provided in a plurality, each of the guide posts being spaced apart on the peripheral wall.

In some embodiments, the guide post is detachably connected to the tray body.

In some embodiments, the guide post is provided with a groove, and the tray body is provided with a protrusion that can penetrate into the groove to connect the guide post with the tray body.

In some embodiments, the guide post comprises a first groove body and a second groove body which are arranged oppositely, the tray body comprises a first lug and a second lug which are arranged oppositely, the first lug correspondingly penetrates into the first groove body, and the second lug correspondingly penetrates into the second groove body so as to connect the guide post and the tray body.

An embodiment of the second aspect of the present utility model provides a production line, which includes the battery cell case tray of any of the above embodiments.

According to the embodiment, the beneficial effects of the utility model are as follows:

in the technical scheme of this application, the first lateral wall of tray body is arranged along first direction, and first lateral wall is perpendicular to the diapire that holds the chamber promptly. Compared with the prior art, the tray has the advantages that the accommodating cavity is gradually enlarged from the bottom of the tray to the open end, namely, the circumferential wall is obliquely arranged, and the gap from the first side wall to the battery cell shell in the tray is uniform. Therefore, the displacement of the battery cell shell can be effectively limited by the first side wall, the shaking and the offset of the battery cell shell relative to the tray body are reduced, and the accuracy and the stability of taking and discharging the battery cell shell are improved. In addition, along the first direction, hold the cross-sectional area of chamber along perpendicular to first direction and increase gradually, hold the cross-sectional area of the first opening part of chamber promptly and be greater than diapire department cross-sectional area, therefore, the chamber of holding of first opening part can provide certain space of keeping away for getting the core shell that discharges in the tray, can reduce the scraping tray perisporium of core shell, ensure the leakproofness of electric core. In sum, the battery cell shell tray of this scheme can enough reduce the scraping between battery cell shell and the tray body, ensures the leakproofness of electric core, can realize the stable location of tray to the battery cell shell again, promotes accuracy and the stability of getting the discharge core shell.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural view of a tray body according to a first embodiment of the present utility model; wherein the second side wall is a planar wall;

fig. 2 is a schematic structural view of a tray body according to a second embodiment of the present utility model; wherein the second side wall is a curved wall;

fig. 3 is a schematic view showing a structure of a battery cell case tray according to a third embodiment of the present utility model in one direction; wherein the accommodating cavity is provided with a plurality of accommodating cavities;

fig. 4 is a schematic view showing a structure of a battery cell case tray according to a fourth embodiment of the present utility model in another direction; wherein a second sidewall is shown;

FIG. 5 is an enlarged view of a portion of FIG. 4 at A; wherein the guide posts are shown;

FIG. 6 is a schematic view showing the assembly of a guide post and a tray body according to a fifth embodiment of the present utility model; wherein, the guide post is I-shaped;

fig. 7 is a schematic structural view of a guide post according to a fifth embodiment of the present utility model.

In the drawings, each reference numeral denotes:

a cell case tray 10;

a tray body 100;

a receiving chamber 110; a first opening 111; a bottom wall 112; a first sidewall 113; a midline 114; a second sidewall 115; planar wall 1151; curved wall 1152;

a peripheral wall 120;

a first bump 130;

a second bump 140;

a guide post 200; a first tank 210; a second tank 220;

a first direction X; a second direction Y; and a third direction Z.

The achievement of the objects, functional features and advantages of the present utility model will be further described with reference to the accompanying drawings, in conjunction with the embodiments.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. 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.

It should be noted that, if a directional indication (such as up, down, left, right, front, and rear … …) is included in the embodiment of the present utility model, the directional indication is merely used to explain a relative positional relationship, a movement condition, and the like between the components in a specific posture, and if the specific posture is changed, the directional indication is correspondingly changed.

In addition, if there is a description of "first", "second", etc. in the embodiments of the present utility model, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, if "and/or", "and/or" and/or "are used throughout, the meaning includes three parallel schemes, for example," a and/or B ", including a scheme, or B scheme, or a scheme where a and B meet simultaneously. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.

In the related art, in order to reduce scraping of the battery cell shell against the peripheral wall of the tray when the battery cell shell is taken out of the tray, the tray often adopts a gradual change accommodating cavity, namely, along the direction from the bottom of the tray to the open end, the accommodating cavity is gradually increased, namely, the opening area surrounded by the peripheral wall is gradually increased. But this scheme easily leads to the clearance of tray upper portion perisporium and electric core shell too big, rocks easily and squints when electric core shell holding tray transports, can't realize the stable location to electric core shell to influence the normal getting of electric core shell and put.

In view of this, embodiments of the first aspect of the present utility model provide a battery cell housing tray 10. Specifically, the cell case tray 10 includes a tray body 100. A battery case tray 10 according to an embodiment of the present utility model is described below with reference to fig. 1 to 7. The battery cell shell tray 10 is used for supporting a battery cell shell, wherein the battery cell shell refers to a shell capable of wrapping a battery cell, and the battery cell can be formed by wrapping the battery cell by adopting the battery cell shell. It should be noted that, the battery cell casing tray 10 of the present embodiment may be used for a square casing, a cylindrical casing, and a polygonal casing, and for convenience of description and understanding, the square casing is taken as an example in the embodiment of the present application.

Referring to fig. 1 to 4, the tray body 100 defines a receiving cavity 110. The receiving cavity 110 can receive a battery cell case. It is understood that the specific shape, configuration and dimensions of the receiving cavity 110 may depend on the cell housing. In some embodiments, when the cell housing is a square housing, the receiving cavity 110 is fittingly provided as a square cavity. In other embodiments, when the cell housing is a cylindrical housing, the receiving cavity 110 is suitably provided as a cylindrical cavity. In other embodiments, when the cell housing is a polygonal housing, the receiving cavity 110 is adaptively provided as a polygonal cavity. Some embodiments of the present application take the square receiving chamber 110 as an example.

The receiving cavity 110 includes a first opening 111 for taking the battery cell case, i.e., the battery cell case can be moved in and out of the receiving cavity 110 of the battery cell case tray 10 through the first opening 111. It will be appreciated that the discharge core shell may be manually removed, or may be removed by a robotic arm, as the case may be.

The end of the receiving chamber 110 facing away from the first opening 111 has a bottom wall 112, i.e. the bottom wall 112 is arranged opposite the first opening 111. The bottom wall 112 can support the battery cell case, that is, the bottom wall 112 is a bottom wall surface inside the battery cell case tray 10. In some embodiments, the bottom wall 112 may protrude from the bottom plane of the receiving cavity 110 in a direction approaching the first opening 111, referring to fig. 5. In other embodiments, the bottom wall 112 may also be recessed from the bottom plane of the receiving cavity 110 in a direction away from the first opening 111. In other embodiments, the bottom wall 112 may also be parallel to the bottom plane.

Referring to fig. 1 to 4, the tray body 100 further includes a first sidewall 113 to define the receiving chamber 110. The specific arrangement of the first side wall 113 is described below, and defines a first direction X, which is defined as the direction along the bottom wall 112 to the first opening 111. The first direction X refers to the up direction or the down direction with reference to the orientations shown in fig. 1 and 2. For ease of understanding and description, the following embodiments take the example in which the first direction X refers to the upward direction. The first side wall 113 may refer to a wall surface on either side of the housing chamber 110 in the circumferential direction. Specifically, referring to the orientations shown in fig. 3 and 4, the first side wall 113 may refer to a wall surface on the left side of the accommodating chamber 110 or a wall surface on the right side of the accommodating chamber 110. The first side wall 113 may be a wall surface on the front side of the accommodating chamber 110 or a wall surface on the rear side of the accommodating chamber 110. In this embodiment, the first side wall 113 refers to a wall surface on the right side of the accommodating cavity 110, and reference is made to fig. 1 and 2.

Referring to fig. 1 and 2, the first side wall 113 is arranged along the first direction X, i.e., the first side wall 113 is perpendicular to the bottom wall 112 of the tray body 100. It will be appreciated that when the cell case is vertically accommodated in the accommodating chamber 110, since the first side wall 113 is arranged perpendicular to the bottom wall 112, i.e., the distance from the first side wall 113 to the wall surface of the cell case opposite to the first side wall 113 is equal. Therefore, the first side wall 113 can effectively limit the displacement of the battery cell casing along the side, so that the battery cell casing can be stably positioned, the shaking and the offset of the battery cell casing relative to the tray body 100 when the battery cell casing is accommodated in the tray and transported are reduced, and the accuracy and the stability of the operation of taking and discharging the battery cell casing are improved. The specific extension of the first sidewall 113 may be dependent on the size of the cell housing. It will be appreciated that the first side wall 113 may be provided in plurality, as the case may be.

Referring to fig. 1 and 2, in the first direction X, the receiving chamber 110 has a cross-sectional area that gradually increases in a direction perpendicular to the first direction X. It should be noted that, in some embodiments, the change in the cross-sectional area of the accommodating cavity 110 along the direction perpendicular to the first direction X may be a linear change, that is, the accommodating cavity 110 increases in uniformity in the cross-sectional area along the direction perpendicular to the first direction X. In other embodiments, the change in cross-sectional area of the receiving cavity 110 along a direction perpendicular to the first direction X may be a non-linear change, i.e., the cross-sectional area of the receiving cavity 110 along the first direction X increases non-uniformly along the direction perpendicular to the first direction X. Specifically, the cross-sectional area of the accommodating chamber 110 along the direction perpendicular to the first direction X may also increase in a curve, and the cross-sectional area of the accommodating chamber 110 along the direction perpendicular to the first direction X may also increase in a step. Depending on the actual situation. By arranging the gradual change type accommodating cavity 110, a certain space for avoiding the battery cell shell of the tray can be provided.

In the solution of the present application, the first side wall 113 of the tray body 100 is arranged along the first direction X, i.e. the first side wall 113 is perpendicular to the bottom wall 112 of the receiving cavity 110. Compared with the prior art, the tray has the advantages that the accommodating cavity is gradually enlarged from the bottom of the tray to the open end, namely, the circumferential wall is obliquely arranged, and the gap from the first side wall 113 of the tray to the battery cell shell is uniform. Therefore, the first side wall 113 can effectively limit the displacement of the battery cell casing, reduce the shake and offset of the battery cell casing relative to the tray body 100, and improve the accuracy and stability of the operation of taking out the battery cell casing. In addition, along the first direction X, the cross-sectional area of the accommodating cavity 110 along the direction perpendicular to the first direction X is gradually increased, that is, the cross-sectional area of the accommodating cavity 110 at the first opening 111 is greater than the cross-sectional area of the bottom wall 112, so that the accommodating cavity 110 at the first opening 111 can provide a certain space for taking out the discharge core shell in the tray, scratch between the cell shell and the tray peripheral wall 120 can be reduced, and the tightness of the cell is ensured. To sum up, the battery cell shell tray 10 of this scheme can enough reduce the scraping between battery cell shell and the tray body 100, ensures the leakproofness of electric core, can realize the stable location of tray to the battery cell shell again, promotes accuracy and the stability of getting the discharge core shell.

In some embodiments, for ease of understanding and description, referring to fig. 1, tray body 100 is defined to have a midline 114 parallel to a first direction X. The midline 114 extends through the first opening 111, i.e., the midline 114 is located within the first opening 111, and any location of the midline 114 from the first opening 111 is spaced from the midline 114. In other words, the first opening 111 surrounds the midline 114. In particular, the midline 114 may be located at a center or edge of the first opening 111, as the case may be.

The tray body 100 includes a second sidewall 115, and the second sidewall 115 defines a portion of the receiving cavity 110. It is understood that the second side wall 115 may refer to a wall surface of any one side of the receiving cavity 110 in the circumferential direction. Specifically, referring to the orientation shown in fig. 1, the second side wall 115 may refer to a wall surface on the left side of the accommodating chamber 110 or a wall surface on the right side of the accommodating chamber 110. The second side wall 115 may be a wall surface of the front side of the accommodating chamber 110 or a wall surface of the rear side of the accommodating chamber 110. In the embodiment of the present application, the second side wall 115 refers to the wall surface on the left side of the accommodating cavity 110.

The second sidewall 115 may be connected to the first sidewall 113 or may be spaced apart from the first sidewall 113. Different arrangement modes can be selected according to actual conditions. Some embodiments of the present application refer to fig. 1 and 2 with the first sidewall 113 and the second sidewall 115 spaced apart and oppositely disposed. In some embodiments, the second sidewall 115 may be a planar wall 1151, see fig. 1. The planar wall 1151 arrangement facilitates processing of the tray body 100, which can reduce processing steps of the cell case tray 10 and reduce production costs. In other embodiments, the second sidewall 115 is a curved wall 1152, see fig. 2. The specific arrangement of the second side wall 115 may be practical.

Referring to fig. 1 and 2, the distance from the second side wall 115 to the center line 114 gradually increases in the first direction X, i.e., in the direction from the tray bottom wall 112 to the first opening 111. In other words, the second sidewall 115 is inclined relative to the midline 114. Through arranging the second lateral wall 115 of slope, can increase the clearance of first lateral wall 113 to the electric core shell of first opening 111 department, provide abundant space of keeping away for getting the electric core shell of discharging, reduce the scraping between electric core shell and the tray perisporium 120, prevent that the electric core shell from being infected with the produced foreign matter of scraping, avoid producing the explosion point when follow-up electric core shell and top cap welding to guarantee the leakproofness of electric core, and prolong the life of electric core shell tray 10.

Referring to fig. 1, in some embodiments, the second sidewall 115 is a planar wall 1151. It should be noted that the planar wall 1151 may extend from the bottom wall 112 to the first opening 111, or may extend only a part of the length, as the case may be. The planar wall 1151 is at an angle α of 3 ° to 15 ° to the midline 114. Illustratively, planar wall 1151 may have an angle of 3 °, 6 °, 7 °, 8 °, 11.5 °, 14 °, 15 °, or the like with midline 114. Through setting up appointed contained angle between plane wall 1151 and the central line 114, can enough provide suitable space of keeping away for electric core shell tray 10 gets electric core shell, can reduce the rocking range of electric core shell for electric core shell tray 10 again, guarantee electric core shell tray 10 bears the stability of electric core shell.

Referring to fig. 3 and 4, the tray body 100 includes a plurality of receiving cavities 110, and the plurality of receiving cavities 110 can support a plurality of battery cell cases. The structural dimensions of the respective receiving chambers 110 may be the same or different. Some embodiments of the present application take the same arrangement of the receiving chambers 110 as an example. For ease of understanding and description of the arrangement of the plurality of receiving chambers 110, a second direction Y is defined, which is perpendicular to the first direction X. In some embodiments, portions of the receiving cavities 110 are spaced apart along the second direction Y. Illustratively, when the first direction X refers to vertical, the second direction Y is a horizontal direction perpendicular to the vertical. Specifically, the second direction Y may be a horizontal front-rear direction, a horizontal left-right direction, or a horizontal arbitrary oblique direction. It is understood that the intervals between the respective accommodating chambers 110 may be uniform intervals or non-uniform intervals. And may be specific to the actual situation.

Referring to fig. 3 and 4, for convenience of understanding and description of the arrangement of the plurality of receiving chambers 110, a third direction Z is defined, which is perpendicular to the first direction X. In other embodiments, portions of the receiving cavities 110 are spaced apart along the third direction Z. Illustratively, when the first direction X refers to vertical, the third direction Z is a horizontal direction perpendicular to the vertical. Specifically, the third direction Z may be a horizontal front-rear direction, a horizontal left-right direction, or a horizontal arbitrary oblique direction. The second direction Y intersects the third direction Z. I.e. the second direction Y may be perpendicular to the third direction Z or at other angles than perpendicular. Some embodiments of the present application take the second direction Y as an example perpendicular to the third direction Z.

Referring to fig. 5-7, in some embodiments, the cell housing tray 10 includes a guide post 200 extending along the first direction X, the guide post 200 being used to position the cell housing. It is understood that the guide post 200 may be circular, square, triangular, i-shaped, etc., and may be specific according to the actual situation. Some embodiments of the present application take the i-shaped guide post 200 as an example.

Through arranging the guide pillar 200, the contact area between the battery cell shell and the battery cell shell tray 10 can be reduced, the scraping of the battery cell shell is further reduced, the foreign matters generated by scraping are prevented from being stained on the battery cell shell, and the tightness of the battery cell is ensured. Further, the guide post 200 may optionally be formed of a sustainable optimized wear resistant material to reduce wear between the guide post 200 and the cell housing. The contact surface of the guide post 200 with the battery cell shell is a smooth surface, so that the abrasion of the guide post 200 can be reduced, and the service life of the battery cell shell tray 10 can be prolonged.

In some embodiments, to facilitate understanding of the specific arrangement of the trays, a midline 114 is defined, where midline 114 has the same meaning as previously described, and will not be described again. The tray body 100 has a center line 114 parallel to the first direction X, and the center line 114 penetrates the first opening 111.

Referring to fig. 5, the tray body 100 includes a peripheral wall 120 surrounding the midline 114, the peripheral wall 120 including a first side wall 113, the peripheral wall 120 defining at least a portion of the receiving cavity 110. When the peripheral wall 120 refers to a wall surface extending from the bottom wall 112 to the first opening 111 in the accommodating chamber 110, the peripheral wall 120 defines the entire accommodating chamber 110. When the peripheral wall 120 refers to a wall surface of the accommodating chamber 110 extending a partial length from the bottom wall 112 to the first opening 111, the peripheral wall 120 defines a partial accommodating chamber 110. Some embodiments of the present application take the example of a peripheral wall 120 that defines the entire receiving chamber 110.

Referring to fig. 3 and 4, a plurality of guide posts 200 are provided, and each guide post 200 is disposed at intervals on the peripheral wall 120. It will be appreciated that the spacing between the guide posts 200 may be uniform or non-uniform. Compared with the method of limiting the cell shell by utilizing the butt joint of the peripheral wall and the cell shell, the contact area between the cell shell and the cell shell tray 10 can be further reduced by arranging the guide posts 200, scraping of the cell shell is reduced, and scraping foreign matters are prevented from polluting the cell shell.

In some embodiments, the guide post 200 is detachably connected to the tray body 100. It will be appreciated that the worn guide post 200 may be replaced when the guide post 200 wears to the point where it affects the proper support of the cell housing by the cell housing tray 10. Compared with the scheme that the guide post is integrally connected with the tray body, the scheme is convenient for replacing the guide post 200 in time, and the service life of the battery cell shell tray 10 can be further prolonged.

Further, the abrasion guide post 200 can be polished and repaired, when the abrasion guide post 200 is repaired to meet the corresponding standard, the repair guide post 200 can be continuously assembled on the tray body 100, the recycling of the guide post 200 is realized, and the production cost is reduced. Additionally, the guide posts 200 with various specifications can be set to be the same mounting structure, so that the tray body 100 can be conveniently provided with the guide posts 200 with different specifications, and various requirements of the cell shell bearing are met.

In some embodiments, the guide posts 200 are provided with grooves and the tray body 100 is provided with protrusions. The protrusions can penetrate into the grooves to connect the guide posts 200 with the tray body 100. Through the matching structure of the grooves and the protrusions, the assembly and disassembly efficiency of the guide post 200 can be improved, and the stability of the connection of the guide post 200 and the tray body 100 is improved. It should be noted that, in other embodiments, a protrusion may be further provided on the guide post 200, and a groove may be provided on the tray body 100, so as to implement the assembly connection between the guide post 200 and the tray body 100. Depending on the actual situation.

Referring to fig. 6 and 7, in some embodiments, the guide post 200 includes a first slot 210 and a second slot 220 that are oppositely disposed. The tray body 100 includes a first bump 130 and a second bump 140 disposed opposite to each other, the first bump 130 correspondingly penetrates into the first slot 210, and the second bump 140 correspondingly penetrates into the second slot 220 to connect the guide post 200 and the tray body 100. By arranging the first bump 130 and the first groove 210 and the second bump 140 and the second groove 220, the stability of the connection between the tray body 100 and the guide post 200 can be further improved, the guide post 200 can be conveniently assembled and disassembled in a sliding manner, and the assembly and disassembly efficiency is improved.

It should be understood that in other embodiments, the first protrusion 130 and the second protrusion 140 may be disposed on the guide post 200, and the first slot 210 and the second slot 220 may be disposed on the tray body 100. By enabling the first protruding block 130 on the guide post 200 to correspondingly penetrate into the first groove body 210 of the tray body 100, and the second protruding block 140 on the guide post 200 to correspondingly penetrate into the second groove body 220 of the tray body 100, the assembly connection of the guide post 200 and the tray body 100 is achieved.

In other embodiments, the first bump 130 and the first slot 210 may be further disposed on the guide post 200, and the second bump 140 and the second slot 220 may be disposed on the tray body 100. By making the first protrusion 130 on the guide post 200 penetrate into the first groove 210 of the tray body 100, and the second protrusion 140 on the tray body 100 penetrates into the second groove 220 on the guide post 200, the assembly connection of the guide post 200 and the tray body 100 is realized, and the specific arrangement can be determined according to the actual situation.

The second aspect of the present utility model provides a production line including the battery cell case tray 10 of any of the above embodiments. The battery cell shell tray 10 on the production line in the scheme can ensure the production quality of the battery cell, improve the accuracy and stability of taking out the battery cell shell, and prolong the service life of the battery cell shell tray 10.

The technical features of the above embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.

While embodiments of the present utility model have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the utility model, the scope of which is defined by the claims and their equivalents.

Claims (10)

1. A cell casing tray for bearing cell casing, characterized in that includes:

the tray body is used for limiting the accommodating cavity, the accommodating cavity is suitable for accommodating the battery cell shell, the accommodating cavity comprises a first opening used for taking and placing the battery cell shell, one end of the accommodating cavity, which is away from the first opening, is provided with a bottom wall, the direction from the bottom wall to the first opening is a first direction, the tray body further comprises a first side wall used for limiting the accommodating cavity, the first side wall is arranged along the first direction, and the first side wall is used for positioning the battery cell shell;

wherein, along the first direction, the cross-sectional area of the accommodating cavity along a direction perpendicular to the first direction gradually increases.

2. The cell-housing tray of claim 1, wherein,

the tray body has a midline parallel to the first direction, the midline penetrates through the first opening, the tray body comprises a second side wall, the second side wall defines a part of the accommodating cavity, and the distance from the second side wall to the midline gradually increases along the first direction.

3. The cell-housing tray of claim 2, wherein,

the second side wall is a plane wall, and an included angle alpha between the plane wall and the central line is 3-15 degrees.

4. The cell-housing tray of claim 1, wherein,

the tray body comprises a plurality of accommodating cavities, and part of the accommodating cavities are arranged at intervals along a second direction perpendicular to the first direction;

and/or the number of the groups of groups,

the tray body comprises a plurality of accommodating cavities, and part of the accommodating cavities are arranged at intervals along a third direction perpendicular to the first direction.

5. The cell-housing tray of claim 1, wherein,

the cell case tray includes a guide post extending along the first direction, the guide post to position the cell case.

6. The cell-housing tray of claim 5, wherein,

the tray body is provided with a midline parallel to the first direction, the midline penetrates through the first opening, the tray body comprises a peripheral wall surrounding the midline, the peripheral wall comprises a first side wall, the peripheral wall at least defines part of the accommodating cavity, a plurality of guide posts are arranged, and the guide posts are arranged on the peripheral wall at intervals.

7. The cell-housing tray of claim 5, wherein,

the guide post is detachably connected with the tray body.

8. The cell-housing tray of claim 7, wherein,

the guide post is provided with a groove, the tray body is provided with a protrusion, and the protrusion can penetrate into the groove to connect the guide post with the tray body.

9. The cell-housing tray of claim 7, wherein,

the guide post comprises a first groove body and a second groove body which are oppositely arranged, the tray body comprises a first lug and a second lug which are oppositely arranged, the first lug correspondingly penetrates into the first groove body, and the second lug correspondingly penetrates into the second groove body so as to connect the guide post with the tray body.

10. A production line comprising a cell housing tray according to any one of claims 1 to 9.