CN117699208A - Square cell transport case structure of inside and outside double-deck packing box body - Google Patents
Square cell transport case structure of inside and outside double-deck packing box body Download PDFInfo
- Publication number
- CN117699208A CN117699208A CN202311710488.2A CN202311710488A CN117699208A CN 117699208 A CN117699208 A CN 117699208A CN 202311710488 A CN202311710488 A CN 202311710488A CN 117699208 A CN117699208 A CN 117699208A
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- box body
- tray
- positioning grooves
- square
- middle lining
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- 238000012856 packing Methods 0.000 title claims abstract description 28
- 230000004656 cell transport Effects 0.000 title claims abstract description 11
- 238000004806 packaging method and process Methods 0.000 claims abstract description 28
- 238000004891 communication Methods 0.000 claims abstract description 7
- 239000002274 desiccant Substances 0.000 claims description 4
- 230000032258 transport Effects 0.000 claims description 2
- 238000009833 condensation Methods 0.000 abstract description 6
- 230000005494 condensation Effects 0.000 abstract description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 4
- 238000009423 ventilation Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 229910000838 Al alloy Inorganic materials 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000004308 accommodation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
The invention discloses a square cell transport case structure of an inner and outer double-layer packing case, which comprises: an outer packaging box body; the inner packaging box body is arranged in the outer packaging box body, the inner packaging box body comprises a bottom tray, an inner cover and a middle lining tray, a plurality of stacked middle lining trays are arranged between the bottom tray and the inner cover, a plurality of first positioning grooves with upward openings are formed in the surfaces of the middle lining trays, second positioning grooves with downward openings are formed in the back surfaces of the middle lining trays, square battery cells on one layer of middle lining trays are inserted into the second positioning grooves on the back surfaces of the middle lining trays, first grooves with positions corresponding to the square battery cell electrode columns are formed in the bottom surfaces of the second positioning grooves, communication grooves are formed between every two adjacent second positioning grooves, and middle vent holes in array arrangement are further formed in the surfaces of the middle lining trays. Compared with the prior art, the invention fully positions and protects the battery cell and avoids rusting caused by condensation water drops on the surface of the battery cell and the surface of the electrode column.
Description
Technical Field
The invention relates to the technical field of battery cell transport boxes, in particular to a square battery cell transport box structure of an inner and outer double-layer packing box body.
Background
When the battery cell is transported, in order to avoid the damage of the battery cell in the transportation process, the battery cell is usually placed in a special tray for positioning, and then the tray is stacked in a logistics turnover box. As disclosed in chinese patent CN218229810U, the cell packaging structure comprises: the device comprises a placement bracket, a plurality of support plates and a plurality of support plates, wherein the placement bracket comprises oppositely arranged mounting parts, an accommodating space is arranged between the oppositely arranged mounting parts, a plurality of mounting spaces are arranged on the mounting parts, and a space is reserved between two adjacent mounting spaces on the mounting parts; wherein, each installation space on two installation department corresponds the setting each other, and the relative setting installation space with accommodation space forms electric core and places the space jointly.
In the existing battery cell packaging box, the trays in the outer layer box body are simply stacked, the battery cells are directly placed in the positioning grooves of the trays in each layer, and the battery cells are not fully protected. Because the outer layer box is usually the combined structure that upper cover, bounding wall, collet are constituteed, the leakproofness of outer layer box is not good, and the change of ambient temperature in the transportation leads to electric core surface and electrode post surface condensation drop easily, and then leads to the electrode post surface to have the rust risk that goes up, influences the follow-up use of electric core. In addition, in order to fully position and protect the battery cells, the battery cells are not easy to take and place, and the loading and unloading efficiency is affected.
Disclosure of Invention
The invention aims at: the square battery core transport case structure of the inner and outer double-layer packing case body is provided, the battery core is fully positioned and protected, and rust caused by condensation water drops on the surface of the battery core and the surface of an electrode column is avoided.
In order to achieve the above purpose, the present invention adopts the following technical scheme: a square cell transportation box structure of an inner and outer double-layer packing box body, comprising:
an outer packaging box body;
the inner packaging box body is arranged in the outer packaging box body, the inner packaging box body comprises a bottom tray, an inner cover and a middle lining tray, a plurality of stacked middle lining trays are arranged between the bottom tray and the inner cover, a plurality of first positioning grooves with upward openings are formed in the surfaces of the middle lining trays, the first positioning grooves are arranged in an array mode, second positioning grooves with downward openings are formed in the back surfaces of the middle lining trays, the second positioning grooves correspond to the first positioning grooves in position, square battery cells are placed in the first positioning grooves, the upper sides of the square battery cells on one layer of middle lining trays are inserted into the second positioning grooves in the back surfaces of the middle lining trays, first grooves with positions corresponding to the square battery cell electrode columns are formed in the bottom surfaces of the second positioning grooves, communication grooves are formed in the positions between the two adjacent second positioning grooves, middle ventilation holes are formed in the surfaces of the middle lining trays in an array mode, lower ventilation holes with positions corresponding to the middle ventilation holes are formed in the bottom surfaces of the bottom tray, and upper ventilation holes with positions corresponding to the middle ventilation holes are formed in the inner cover.
As a further description of the above technical solution:
the inner cover is provided with a drying agent placing groove.
As a further description of the above technical solution:
the opposite sides of the surface of the middle tray are respectively provided with a first positioning block and a second positioning block, the back surface of the middle tray is provided with a first slot corresponding to the first positioning block in position and a second slot corresponding to the second positioning block in position, and the first positioning block and the second positioning block are arranged in a dislocation mode.
As a further description of the above technical solution:
the outer packing box body includes collet, bounding wall and upper cover, and the edge of collet is provided with the surrounding flange, and the bounding wall is placed on the collet, and the inner wall of surrounding flange is contacted to the bounding wall bottom, and the upper cover is placed at the bounding wall top, and the inner cup contacts the upper cover bottom surface.
As a further description of the above technical solution:
a fixing belt is arranged between the bottom support and the upper cover.
In summary, due to the adoption of the technical scheme, the beneficial effects of the invention are as follows:
1. according to the invention, the inner packaging box body meets the exhaust requirement in the transportation process of the battery cells, and fully positions and protects the battery cells, so that the surface of the battery cells is prevented from being exposed, condensation water drops on the surface of the square battery cells are prevented, and rust is avoided. In addition, square battery cell is fixed a position by the cavity that the combination of constant head tank formed on two-layer tray upper and lower floor, after getting rid of upper tray like this, be convenient for get down the battery cell on the lower floor's tray.
2. In the invention, the square battery cells distinguish the positive electrode from the negative electrode, so that when the middle lining trays are stacked, the placing directions of the adjacent middle lining trays in two layers are inconsistent, the positive electrode and the negative electrode of the square battery cells above the adjacent middle lining trays in two layers are opposite, further the inconvenience of subsequent processing is caused, and when the upper middle lining tray and the lower middle lining tray are positioned in an inserting way through the first positioning block and the second positioning block, the problem of inconsistent placing directions is avoided through the dislocation arrangement of the first positioning block and the second positioning block.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a perspective view of a square cell transportation box structure of an inner and outer double-layer package box.
Fig. 2 is a partial enlarged view at a in fig. 1.
Fig. 3 is a schematic side view of a side view angle structure of a middle liner tray in a square cell transport case structure of an inner and outer double-layer packing case.
Fig. 4 is a schematic view showing the structure of the bottom angle of the middle lining tray in the square cell transport case structure of the inner and outer double-layer packing case.
Fig. 5 is a cross-sectional view of a liner tray in a square cell shipping box structure of an inner and outer double layer package box.
Fig. 6 is a schematic stacking view of a middle liner tray in a square cell transport case structure of an inner and outer double-layer package case.
Fig. 7 is a schematic structural view of an inner cover in a square cell transportation box structure of an inner and outer double-layer package box.
Fig. 8 is a schematic top view of a square cell transport case structure middle bracket of an inner and outer double-layer package case.
Fig. 9 is a schematic side view of a side view angle of a bottom bracket in a square cell transport case structure of an inner and outer double-layer packing case.
Legend description:
1. an outer packaging box body; 11. a bottom support; 111. a peripheral flange; 112. a tray positioning block; 113. supporting feet; 1131. a through hole; 12. coaming plate; 13. an upper cover; 131. a boss portion; 1311. strapping tape positioning slots; 1312. a support block; 14. a fixing belt; 2. an inner layer packaging box body; 21. a bottom tray; 22. an inner cover; 221. an upper vent hole; 222. a desiccant placement tank; 23. a middle liner tray; 231. a first positioning groove; 232. a second positioning groove; 2321. a first groove; 2322. a communication groove; 233. a middle vent hole; 234. a first positioning block; 235. a second positioning block; 236. a first slot; 9. square cell.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention. The components of the embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
Referring to fig. 1-9, the present invention provides a technical solution: a square cell transportation box structure of an inner and outer double-layer packing box body, comprising:
an outer layer packaging box body 1;
an inner layer packing box body 2 arranged in the outer layer packing box body 1, wherein the inner layer packing box body 2 comprises a bottom support tray 21, an inner cover 22 and a middle support tray 23, a plurality of stacked middle support trays 23 are arranged between the bottom support tray 21 and the inner cover 22, a plurality of first positioning grooves 231 with upward openings are arranged on the surface of the middle support tray 23, a plurality of second positioning grooves 232 with downward openings are arranged on the back surface of the middle support tray 23 in an array manner, the positions of the second positioning grooves 232 correspond to the first positioning grooves 231, a plurality of top cell positioning grooves with positions corresponding to the first positioning grooves 231 on the surface of the middle support tray 23 on the top surface of the inner cover 22 are arranged on the bottom surface of the inner support tray 22, the arrangement and the structure of the plurality of top cell positioning grooves are the same as the arrangement and the structure of the second positioning grooves 232 on the back surface of the middle support tray 23, a plurality of bottom cell positioning grooves corresponding to the second positioning grooves 232 on the back surface of the middle support tray 23 on the bottom support tray 21 are arranged on the surface of the bottom support tray 21 in the same manner, the arrangement and the structure of a plurality of bottom electric core positioning grooves are the same as those of the first positioning grooves 231 on the surface of the middle tray 23, the square electric cores 9 are placed in the first positioning grooves 231, the upper sides of the square electric cores 9 on one layer of middle tray 23 are inserted into the second positioning grooves 232 on the back surface of the upper layer of middle tray 23, the bottom surfaces of the second positioning grooves 232 are provided with first grooves 2321 with positions corresponding to electrode columns of the square electric cores 9, a communication groove 2322 is arranged between every two adjacent second positioning grooves 232, the surface of the middle tray 23 is also provided with middle vent holes 233 which are arranged in an array mode, the bottoms of the middle vent holes 233 extend to the bottom surfaces of the communication grooves 2322, the bottom of the bottom tray 21 is provided with lower vent holes with positions corresponding to the middle vent holes 233, and the inner cover 22 is provided with upper vent holes 221 with positions corresponding to the middle vent holes 233. The bottom support tray 21, the inner cover 22 and the middle lining tray 23 are made of EPP materials, so that the battery cells are effectively protected.
The inner cover 22 is provided with a drying agent placing groove 222 to prevent the air humidity in the outer packaging box body 1 from being high and further prevent condensation water drops on the surface of the square battery cell 9.
The first positioning block 234 and the second positioning block 235 are respectively arranged on the opposite sides of the surface of the middle lining tray 23, the first slot 236 corresponding to the first positioning block 234 and the second slot corresponding to the second positioning block 235 are arranged on the back surface of the middle lining tray 23, and the first positioning block 234 and the second positioning block 235 are arranged in a staggered mode. Because square electric core 9 distinguishes positive negative pole, in order to prevent when well lining tray 23 piles up, the direction of placing of lining tray 23 is inconsistent in two-layer adjacent, leads to the positive negative pole of square electric core 9 in the lining tray 23 in two-layer adjacent opposite, and then leads to the inconvenience of follow-up processing, and when upper and lower two-layer adjacent well lining tray 23 was pegged graft through first locating piece 234 and second locating piece and is fixed a position, through first locating piece 234 and second locating piece 235 dislocation arrangement, avoid placing the inconsistent problem of direction. Further, an arrow may be provided on the surface of the center tray 23 to indicate the placement direction, thereby realizing error proofing. A first recess is provided in an opposite side wall of the middle tray 23 to form a "handle" for facilitating handling of the middle tray 23. The bottom tray 21 and the inner cover 22 can be provided with concave parts for convenient carrying.
The outer packing case 1 comprises a bottom support 11, a coaming 12 and an upper cover 13, wherein a surrounding rib 111 is arranged at the edge of the bottom support 11, the coaming 12 is placed on the bottom support 11, the bottom of the coaming 12 contacts with the inner wall of the surrounding rib 111, the upper cover 13 is placed on the top of the coaming 12, and an inner cover 22 contacts with the bottom surface of the upper cover 13. A fixing band 14 is arranged between the bottom bracket 11 and the upper cover 13. The fixing belt 14 is a tensioner binding belt, one end of the fixing belt 14 is connected with the upper cover 13, the other end is connected with the bottom support 11, and the outer packing box body 1 is fixed.
The surface of the bottom support 11 is also provided with a tray positioning block 112, and the bottom surface of the bottom support tray 21 is provided with an avoidance groove corresponding to the tray positioning block 112 in position. When the inner layer packing box body 2 is placed in the outer layer packing box body 1, the tray positioning block 112 on the bottom support 11 is inserted into the avoiding groove of the tray 21 at the lowest part of the inner layer packing box body 2, the top of the inner layer packing box body 2 contacts with the lower surface of the upper cover 13 in the outer layer packing box body 1, the position of the inner layer packing box body 2 in the outer layer packing box body 1 is fully positioned, the relative position change is avoided, and no damage is generated in the transportation process of the battery cell.
The bottom of the collet 11 is provided with a plurality of parallel arranged feet 113, and through holes 1131 arranged along the length direction of the collet 113 are arranged in the feet 113. The support 113 can be provided with 3 pins to form a shape like a Chinese character 'Chuan', and the through holes 1131 can be internally provided with metal pipe bodies such as aluminum alloy square pipes to prevent the support 113 and the support 11 from deforming and avoid the deformation of the packaging box and the damage of the battery cell in the transportation process. An aluminum alloy square tube can be arranged between two adjacent supporting legs 113, a plurality of aluminum alloy square tubes are arranged in parallel and perpendicular to the supporting legs 113, the aluminum alloy square tubes are fixed on the back of the bottom support 11, and the bottom support 11 is further prevented from deforming.
The upper cover 13 is provided with a boss portion 131, and the boss portion 131 is provided with a strap positioning groove 1311. The outer packaging box 1 usually needs strapping to realize the combination of the base 11, the coaming 12 and the upper cover 13. In order to facilitate the strapping, a strap positioning groove 1311 may be provided on the surface of the upper cover 13 in advance, so that the strapping quality is ensured and the wear of the strapping is avoided. At the same time, the provision of the boss portion 131 improves the deformation resistance of the upper cover 13.
A supporting block 1312 is arranged between the end of the strapping tape locating slot 1311 and the surface of the upper cover 13, and the top surface of the supporting block 1312 is an inclined surface. The support blocks 1312 are arranged to support strapping tapes, so that the extrusion deformation of the edge contact part of the strapping tapes and the upper cover 13 during strapping is avoided, and the upper cover 13 is protected.
Working principle: the second positioning groove 232 of the upper middle lining tray 23 corresponds to the first positioning groove 231 of the lower middle lining tray 23 one by one, a plurality of independent cavities for positioning the square battery cells 9 are formed by splicing, the two adjacent independent cavities are communicated in the horizontal direction through the communication groove 2322, and the upper through holes 221, the middle through holes 233 and the lower through holes are coaxially arranged to form a through channel in the inner packaging box 2, so that ventilation in the vertical direction is realized, and the exhaust requirement in the battery cell transportation process is met.
The exhaust demand in the electric core transportation is satisfied to inlayer packing box body 2 on the one hand, and on the other hand fully fixes a position and protect electric core, avoids electric core surface to expose, prevents square electric core 9 surface condensation drop, avoids rusting. In addition, square battery cell 9 is fixed a position by the cavity that the combination of constant head tank formed on two-layer tray upper and lower floor, is convenient for get the battery cell on the lower floor's tray after getting rid of upper strata tray like this.
Example 2
Otherwise, the same as in example 1 was used, except that: the surface of the upper cover 13 is provided with a handle belt, so that the carrying is convenient.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (9)
1. The utility model provides a square electric core transport case structure of inside and outside double-deck packing box body which characterized in that includes:
an outer packaging box body;
the inner packing box body is arranged in the outer packing box body, the inner packing box body comprises a bottom support tray, an inner cover and a middle lining tray, a plurality of stacked middle lining trays are arranged between the bottom support tray and the inner cover, a plurality of first positioning grooves with upward openings are arranged on the surface of the middle lining tray, a plurality of first positioning grooves are arranged in an array mode, second positioning grooves with downward openings are arranged on the back face of the middle lining tray, second positioning grooves correspond to the first positioning grooves, square electric cores are placed in the first positioning grooves, one layer of the upper sides of the square electric cores on the middle lining tray are inserted into the second positioning grooves on the back face of the middle lining tray, communication grooves are arranged on the bottom faces of the second positioning grooves, middle vent holes are arranged on the surface of the middle lining tray in an array mode, the bottom faces of the middle vent holes extend to the bottom faces of the inner cover, and the middle vent holes are arranged on the middle vent holes.
2. The square cell transportation box structure of the inner and outer double-layer packaging box body according to claim 1, wherein a drying agent placing groove is formed in the inner cover.
3. The square cell transportation box structure of the inner and outer double-layer packaging box body according to claim 1, wherein a first positioning block and a second positioning block are respectively arranged on one opposite side of the surface of the middle lining tray, a first slot with a position corresponding to the first positioning block and a second slot with a position corresponding to the second positioning block are arranged on the back surface of the middle lining tray, and the first positioning block and the second positioning block are arranged in a staggered mode.
4. The square cell transportation box structure of an inner and outer double-layer packaging box body according to claim 1, wherein the outer layer packaging box body comprises a bottom support, a coaming and an upper cover, a surrounding flange is arranged on the edge of the bottom support, the coaming is placed on the bottom support, the bottom of the coaming contacts the inner wall of the surrounding flange, the upper cover is placed on the top of the coaming, and the inner cover contacts the bottom surface of the upper cover.
5. The square cell transportation box structure of the inner and outer double-layer packaging box body according to claim 4, wherein a fixing belt is arranged between the bottom support and the upper cover.
6. The square battery cell transport case structure of the inner and outer double-layer packaging case body according to claim 4, wherein a tray positioning block is further arranged on the surface of the bottom support, and an avoidance groove corresponding to the tray positioning block in position is formed in the bottom surface of the bottom support.
7. The square cell transportation box structure of the inner and outer double-layer packaging box body according to claim 4, wherein a plurality of supporting feet which are arranged in parallel are arranged at the bottom of the bottom support, and through holes which are arranged along the length direction of the supporting feet are formed in the supporting feet.
8. The square cell transportation box structure of the inner and outer double-layer packaging box body, according to claim 4, wherein the upper cover is provided with a boss portion, and the boss portion is provided with a strapping tape positioning groove.
9. The square cell transportation box structure of the inner and outer double-layer packaging box body according to claim 8, wherein a supporting block is arranged between the end part of the strapping tape positioning groove and the surface of the upper cover, and the top surface of the supporting block is an inclined surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311710488.2A CN117699208A (en) | 2023-12-13 | 2023-12-13 | Square cell transport case structure of inside and outside double-deck packing box body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311710488.2A CN117699208A (en) | 2023-12-13 | 2023-12-13 | Square cell transport case structure of inside and outside double-deck packing box body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117699208A true CN117699208A (en) | 2024-03-15 |
Family
ID=90154734
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311710488.2A Pending CN117699208A (en) | 2023-12-13 | 2023-12-13 | Square cell transport case structure of inside and outside double-deck packing box body |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117699208A (en) |
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2023
- 2023-12-13 CN CN202311710488.2A patent/CN117699208A/en active Pending
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