CN113401465A - General type square battery module extrusion tray - Google Patents

General type square battery module extrusion tray Download PDF

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Publication number
CN113401465A
CN113401465A CN202110557411.0A CN202110557411A CN113401465A CN 113401465 A CN113401465 A CN 113401465A CN 202110557411 A CN202110557411 A CN 202110557411A CN 113401465 A CN113401465 A CN 113401465A
Authority
CN
China
Prior art keywords
cell support
support plate
plate
tray
square battery
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202110557411.0A
Other languages
Chinese (zh)
Inventor
刘红旭
梁迪
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Lishen Qingdao New Energy Co Ltd
Original Assignee
Lishen Power Battery System Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Lishen Power Battery System Co Ltd filed Critical Lishen Power Battery System Co Ltd
Priority to CN202110557411.0A priority Critical patent/CN113401465A/en
Publication of CN113401465A publication Critical patent/CN113401465A/en
Pending legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D19/00—Pallets or like platforms, with or without side walls, for supporting loads to be lifted or lowered
    • B65D19/0004—Rigid pallets without side walls
    • B65D19/0053—Rigid pallets without side walls the load supporting surface being made of more than one element
    • B65D19/0055—Rigid pallets without side walls the load supporting surface being made of more than one element forming a continuous plane contact surface
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D19/00—Pallets or like platforms, with or without side walls, for supporting loads to be lifted or lowered
    • B65D19/38—Details or accessories
    • B65D19/44—Elements or devices for locating articles on platforms
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D85/00—Containers, packaging elements or packages, specially adapted for particular articles or materials
    • B65D85/70—Containers, packaging elements or packages, specially adapted for particular articles or materials for materials not otherwise provided for
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D2519/00—Pallets or like platforms, with or without side walls, for supporting loads to be lifted or lowered
    • B65D2519/00004—Details relating to pallets
    • B65D2519/00736—Details
    • B65D2519/0081—Elements or devices for locating articles
    • B65D2519/00815—Elements or devices for locating articles on the pallet
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D2585/00—Containers, packaging elements or packages specially adapted for particular articles or materials
    • B65D2585/68—Containers, packaging elements or packages specially adapted for particular articles or materials for machines, engines, or vehicles in assembled or dismantled form
    • B65D2585/86—Containers, packaging elements or packages specially adapted for particular articles or materials for machines, engines, or vehicles in assembled or dismantled form for electrical components
    • B65D2585/88—Batteries

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Battery Mounting, Suspending (AREA)

Abstract

The invention discloses a universal square battery module extrusion tray which comprises a tray base bottom plate and two module positioning blocks; the left end and the right end of the front side and the rear side of the top of the tray base body bottom plate are respectively provided with a transversely distributed limiting open slot; the front end and the rear end of the bottom of each module positioning block are respectively provided with a limiting stud; the limiting stud on each module positioning block is arranged corresponding to the limiting open slot on the base plate of the tray base body; the limiting stud on each module positioning block correspondingly and vertically penetrates through a limiting open slot on the base plate of the tray base body and then is fixedly connected with the base plate of the tray base body through a nut; the transverse spacing distance of the two module positioning blocks is equal to the transverse length of the square battery module which needs to be packed by the steel belt; a first cell supporting plate, a second cell supporting plate, a third cell supporting plate and a fourth cell supporting plate are arranged at the top of the base plate of the tray body; the invention can be used for positioning and constraining the square battery modules with different length sizes and improving the compatibility of the extrusion tray.

Description

General type square battery module extrusion tray
Technical Field
The invention relates to the technical field of machinery, in particular to a universal square battery module extrusion tray.
Background
In the production practice of battery module, in order to satisfy the product demands of different customers, battery modules of various similar structures need to be derived according to standard box products. Different battery module, there is the difference of electric core quantity and electric core interval.
At present, in the packaging process of a square battery module, an extrusion tray is required to stack the battery cells, and after a plurality of square batteries are extruded (necessary excessive gaps are avoided), the square batteries are packaged by steel belts (namely, the plurality of steel belts surround the peripheral outer walls of the plurality of square batteries to be packaged).
However, the extrusion tray that is used for piling up electric core on the existing market is integral type, does not possess and dismantles the concatenation function, can only produce single product, can only be used for producing including a plurality of electric cores, single length size's battery module promptly. For a plurality of square battery module products with different length sizes, different extrusion trays need to be replaced, and the existing extrusion trays have no compatibility.
If a plurality of square battery module products with different length and size are respectively provided with the independent extrusion trays, high tooling cost can be input, and the overall production cost of the battery module is obviously increased. Meanwhile, the production of the extrusion trays with different specifications requires a certain processing period, and the response speed is low, so that the production efficiency of the whole battery module is influenced.
Disclosure of Invention
The invention aims to provide a universal square battery module extrusion tray aiming at the technical defects in the prior art.
Therefore, the invention provides a universal square battery module extrusion tray which comprises a tray base bottom plate and two module positioning blocks, wherein the tray base bottom plate is horizontally distributed in the transverse direction;
the left end and the right end of the front side and the rear side of the top of the tray base body bottom plate are respectively provided with a transversely distributed limiting open slot;
the front end and the rear end of the bottom of each module positioning block are respectively provided with a limiting stud;
the limiting stud on each module positioning block is arranged corresponding to the limiting open slot on the base plate of the tray base body;
the limiting stud on each module positioning block is fixedly connected to the bottom surface of the tray base body bottom plate through a nut after correspondingly and vertically penetrating through a limiting open slot on the tray base body bottom plate;
the transverse spacing distance between the two module positioning blocks is equal to the transverse length of the square battery module which needs to be packed by the steel strip;
the top of the tray base body bottom plate is provided with a plurality of first cell support plates, a plurality of second cell support plates, a plurality of third cell support plates and a plurality of fourth cell support plates at positions between the two module positioning blocks;
the transverse widths of the first cell support plate, the second cell support plate, the third cell support plate and the fourth cell support plate are different;
the first cell support plate, the second cell support plate, the third cell support plate and the fourth cell support plate are equal in thickness and longitudinal width;
for the first cell support plate, the second cell support plate, the third cell support plate and the fourth cell support plate, any one of the first cell support plate, the second cell support plate, the third cell support plate and the fourth cell support plate is spliced with the adjacent support plate;
the front end and the rear end of the bottoms of the first cell supporting plate, the second cell supporting plate, the third cell supporting plate and the fourth cell supporting plate are respectively provided with a movable limiting block at the position corresponding to a limiting open slot on the bottom plate of the tray base body;
the movable limiting block is connected with the limiting opening groove in a sliding fit manner;
wherein, the left and right ends of the front and back side surfaces of the tray basal body bottom plate are respectively provided with a pair of screw holes;
each pair of screw holes is fixedly connected with a longitudinal limiting block through a screw;
the inner side surface of each longitudinal limiting block is in abutting contact with the adjacent supporting plate.
Preferably, when the middle end plates which are longitudinally distributed are arranged at the transverse middle positions of the square battery module which needs to be packed by the steel strip, correspondingly, the middle end plate positioning blocks are arranged at the positions, corresponding to the middle end plates of the square battery module, on the top of the bottom plate of the tray substrate.
Preferably, the top surfaces of the first cell support plate, the second cell support plate, the third cell support plate and the fourth cell support plate, which are located at the top of the bottom plate of the tray base body, are located on the same horizontal plane.
Preferably, the height of the top surface of the longitudinal limiting block is lower than the height of the top surfaces of the first cell support plate, the second cell support plate, the third cell support plate and the fourth cell support plate.
Preferably, the top of the bottom plate of the tray base body is provided with a plurality of transversely distributed rectangular lightening holes in the longitudinal middle position.
Preferably, the front side and the rear side of the bottom of the tray base bottom plate are respectively provided with a transversely distributed supporting leg;
the transverse length of the supporting legs is equal to the whole transverse length of the bottom plate of the tray base body.
Compared with the prior art, the universal square battery module extrusion tray provided by the invention has the advantages that the structural design is scientific, the universal square battery module extrusion tray can be used for positioning and constraining square battery modules with different length sizes, the compatibility of the extrusion tray is improved, the production requirements of a plurality of square battery module products with different length sizes are met, and the universal square battery module extrusion tray has great practical significance.
The invention is suitable for stacking and assembling the square battery modules, has the advantages of flexibility, easy replaceability and compatibility in structure, is suitable for manufacturing the square battery modules with different length sizes, can greatly reduce the cost investment of the tool, is convenient for daily maintenance, is beneficial to prolonging the integral service life of the tool and reducing the tool investment of products.
Drawings
Fig. 1 is a schematic perspective view of a general square battery module extrusion tray according to the present invention;
fig. 2 is a schematic perspective view of a base plate of a tray in the universal square battery module extruding tray provided by the invention;
in the figure, 1 is a tray base bottom plate, and 2 is a module positioning block;
101 is a limit open slot, 102 is a screw hole, 103 is a supporting leg, and 104 is a lightening hole;
301 is a first cell support plate, 302 is a second cell support plate, 303 is a third cell support plate, and 304 is a fourth cell support plate;
4 is a middle end plate positioning block, and 5 is a longitudinal limiting block.
Detailed Description
In order to make the technical means for realizing the invention easier to understand, the following detailed description of the present application is made in conjunction with the accompanying drawings and embodiments. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant application and are not limiting of the application. It should be noted that, for convenience of description, only the portions related to the present application are shown in the drawings.
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.
It should be noted that in the description of the present application, the terms of direction or positional relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, which are merely for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present application.
In addition, it should be noted that, in the description of the present application, unless otherwise explicitly specified and limited, the term "mounted" and the like should be interpreted broadly, and may be, for example, either fixedly mounted or detachably mounted.
The specific meaning of the above terms in the present application can be understood by those skilled in the art as the case may be.
Referring to fig. 1 to 2, the invention provides a universal square battery module extrusion tray, which is suitable for square battery modules needing to be packed by steel belts, and comprises a tray base bottom plate 1 horizontally distributed in a transverse direction and two module positioning blocks 2 distributed in a longitudinal direction;
the left end and the right end of the front side and the rear side of the top of the tray base body bottom plate 1 are respectively provided with a limit open slot 101 (four in total) which is transversely distributed;
the front end and the rear end of the bottom of each module positioning block 2 are respectively provided with a limiting stud;
the limiting stud on each module positioning block 2 is arranged corresponding to the limiting open slot 101 on the base plate 1 of the tray base body;
the limiting stud on each module positioning block 2 is correspondingly and vertically penetrated through a limiting open slot 101 on the tray base bottom plate 1 and then fixedly connected to the bottom surface of the tray base bottom plate 1 through a nut;
it should be noted that, with the above structure, the present invention can flexibly adjust the fixing positions of the two module positioning blocks 2 on the tray base bottom plate 1 by adjusting the fixing positions of the limiting studs of each module positioning block 2 on the limiting open slots 101 in the transverse direction, so as to meet the limiting constraint requirements of battery modules with different transverse lengths.
The transverse spacing distance of the two module positioning blocks 2 is equal to the transverse length of a square battery module which needs to be packed by a steel belt;
a plurality of first cell support plates 301, a plurality of second cell support plates 302, a plurality of third cell support plates 303 and a plurality of fourth cell support plates 304 are arranged on the top of the tray base body bottom plate 1 between the two module positioning blocks 2;
the lateral widths of the first cell support plate 301, the second cell support plate 302, the third cell support plate 303, and the fourth cell support plate 304 are different from each other;
the thickness and longitudinal width of the first cell support plate 301, the second cell support plate 302, the third cell support plate 303 and the fourth cell support plate 304 are equal;
for a first cell support plate 301, a second cell support plate 302, a third cell support plate 303, and a fourth cell support plate 304, any one of the support plates is spliced with an adjacent support plate;
the front end and the rear end of the bottom of each of the first cell support plate 301, the second cell support plate 302, the third cell support plate 303 and the fourth cell support plate 304 are respectively provided with a movable limiting block at a position corresponding to the limiting open slot 101 on the bottom plate 1 of the tray base body;
the movable limiting block is connected with the limiting open slot 101 in a sliding fit manner;
wherein, the left and right ends of the front and back two side surfaces of the tray base body bottom plate 1 are respectively provided with a pair of screw holes 102;
each pair of screw holes 102 is fixedly connected with a longitudinal limiting block 5 through a screw;
the inner side surface (i.e. the side facing the tray base bottom plate 1) of each longitudinal stopper 5 is in abutting contact with an adjacent support plate (e.g. the third cell support plate 303 shown in fig. 1).
In the invention, in a concrete implementation, when the middle end plates which are longitudinally distributed are arranged at the transverse middle position of the square battery module which needs to be packed by the steel strip, correspondingly, the middle end plate positioning block 4 is arranged at the top of the bottom plate 1 of the tray base body and at the position corresponding to the middle end plate of the square battery module (namely, the position right below the battery module when the battery module is placed).
The shape and size of the upper portion of the middle end plate positioning block 4 (for example, specifically, the shape and size of the portion protruding from the top of the fourth cell support plate 304 shown in fig. 1) are matched with the shape and size of the lower gap of the middle end plate of the square battery module to be positioned.
It should be noted that, for the invention, the cell support plates (including the first cell support plate 301, the second cell support plate 302, the third cell support plate 303 and the fourth cell support plate 304) on the tray are designed to be a splicing structure, and cells with different thicknesses and numbers in the square battery module of the steel belt can be packed as required to be installed in a matching manner; the middle end plate positioning block can also be correspondingly disassembled and assembled according to the condition that a middle end plate structure is arranged in the square battery module for packing the steel belt.
In the present invention, in a specific implementation, the height of the top surface of the longitudinal limiting block 5 is lower than the height of the top surfaces of the first cell support plate 301, the second cell support plate 302, the third cell support plate 303, and the fourth cell support plate 304.
In the present invention, in a specific implementation, top surfaces of the first cell support plate 301, the second cell support plate 302, the third cell support plate 303 and the fourth cell support plate 304, which are located on the top of the tray base body bottom plate 1, are located on the same horizontal plane.
In the present invention, in a specific implementation, a plurality of transversely distributed rectangular lightening holes 104 are formed at the top longitudinal middle position of the tray base bottom plate 1 to lighten the whole weight of the whole tray.
In the invention, in the concrete implementation, the front side and the rear side of the bottom of the tray base body bottom plate 1 are respectively provided with a supporting leg 103 which is transversely distributed;
the legs 103 have a transverse length equal to the overall transverse length of the tray base floor 1.
In the concrete implementation, the base plate 1 of the tray base body is made of a No. 18 channel steel plate.
The base plate of the tray base is made of 18 # channel steel plates, so that the cost is low, and the 18 # channel steel is provided with support legs, so that the strength can be increased, and the bending deformation in long-term use can be avoided. Meanwhile, the installation and fixation operation of the module positioning block is also convenient.
In the invention, the tray is particularly suitable for square battery modules with different lengths of 0-980mm and can cover all types of products currently existing
Compared with the prior art, the universal square battery module extruding tray provided by the invention has the following beneficial effects:
1. the compatibility and the utilization rate of the tool are obviously improved, and the production period of a new project is shortened.
2. The strength and the service life of the tool can be improved, and the tool can not be bent and deformed after long-term use. If a certain region is damaged, the battery cell supporting plate in the region can be replaced independently, the whole plate does not need to be replaced, and the cost is saved.
3. The positioning requirements of various types of square battery modules with different lengths can be met, and the input cost of the tool is greatly reduced.
In summary, compared with the prior art, the universal square battery module extrusion tray provided by the invention is scientific in structural design, can be used for positioning and constraining square battery modules with different length sizes, improves the compatibility of the extrusion tray, meets the production requirements of a plurality of square battery module products with different length sizes, and has great practical significance.
The invention is suitable for stacking and assembling the square battery modules, has the advantages of flexibility, easy replaceability and compatibility in structure, is suitable for manufacturing the square battery modules with different length sizes, can greatly reduce the cost investment of the tool, is convenient for daily maintenance, is beneficial to prolonging the integral service life of the tool and reducing the tool investment of products.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims (6)

1. A universal square battery module extrusion tray is characterized by comprising a tray base bottom plate (1) horizontally distributed in a transverse direction and two module positioning blocks (2) distributed in a longitudinal direction;
the left end and the right end of the front side and the rear side of the top of the tray base bottom plate (1) are respectively provided with a transversely distributed limit open slot (101);
the front end and the rear end of the bottom of each module positioning block (2) are respectively provided with a limiting stud;
the limiting stud on each module positioning block (2) is arranged corresponding to a limiting open slot (101) on the tray base bottom plate (1);
the limiting stud on each module positioning block (2) correspondingly and vertically penetrates through a limiting open slot (101) on the tray base bottom plate (1) and then is fixedly connected to the bottom surface of the tray base bottom plate (1) through a nut;
the transverse spacing distance of the two module positioning blocks (2) is equal to the transverse length of a square battery module which needs to be packed by a steel belt;
the top of the tray base body bottom plate (1) is provided with a plurality of first cell support plates (301), a plurality of second cell support plates (302), a plurality of third cell support plates (303) and a plurality of fourth cell support plates (304) at positions between the two module positioning blocks (2);
the transverse widths of the first cell support plate (301), the second cell support plate (302), the third cell support plate (303) and the fourth cell support plate (304) are different;
the thicknesses and the longitudinal widths of the first cell support plate (301), the second cell support plate (302), the third cell support plate (303) and the fourth cell support plate (304) are equal;
for a first cell support plate (301), a second cell support plate (302), a third cell support plate (303) and a fourth cell support plate (304), any one of the support plates is spliced with an adjacent support plate;
the front end and the rear end of the bottom of each of the first cell supporting plate (301), the second cell supporting plate (302), the third cell supporting plate (303) and the fourth cell supporting plate (304) are respectively provided with a movable limiting block at the position corresponding to the limiting open slot (101) on the tray base body bottom plate (1);
the movable limiting block is connected with the limiting open slot (101) in a sliding fit manner;
wherein, a pair of screw holes (102) are respectively arranged at the left end and the right end of the front side surface and the rear side surface of the tray base body bottom plate (1);
each pair of screw holes (102) is fixedly connected with a longitudinal limiting block (5) through a screw;
the inner side surface of each longitudinal limiting block (5) is tightly contacted with the adjacent supporting plate in a propping manner.
2. The general-purpose square battery module extrusion tray as set forth in claim 1, wherein when the square battery modules to be packed by the steel band are provided with the middle end plates in the longitudinal direction at the widthwise middle positions, the middle end plate positioning blocks (4) are correspondingly provided at the top of the tray base chassis (1) at positions corresponding to the middle end plates of the square battery modules.
3. The extrusion tray for square battery modules in general purpose type, according to claim 1, wherein the top surfaces of the first cell support plate (301), the second cell support plate (302), the third cell support plate (303) and the fourth cell support plate (304) on the top of the tray base plate (1) are located on the same horizontal plane.
4. The extrusion tray for the square battery module in the universal type, according to claim 1, wherein the height of the top surface of the longitudinal limiting block (5) is lower than the height of the top surfaces of the first cell support plate (301), the second cell support plate (302), the third cell support plate (303) and the fourth cell support plate (304).
5. The extrusion pallet of square battery modules of general type as claimed in claim 1, wherein a plurality of weight-reducing holes (104) of rectangular shape are transversely distributed at the top longitudinal middle position of the pallet base body bottom plate (1).
6. The extrusion pallet of square battery modules of general type as claimed in any one of claims 1 to 5, wherein the pallet base plate (1) has a pair of legs (103) laterally distributed at both sides of the front and rear of the bottom thereof, respectively;
the transverse length of the supporting legs (103) is equal to the whole transverse length of the base plate (1) of the tray base body.
CN202110557411.0A 2021-05-21 2021-05-21 General type square battery module extrusion tray Pending CN113401465A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110557411.0A CN113401465A (en) 2021-05-21 2021-05-21 General type square battery module extrusion tray

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110557411.0A CN113401465A (en) 2021-05-21 2021-05-21 General type square battery module extrusion tray

Publications (1)

Publication Number Publication Date
CN113401465A true CN113401465A (en) 2021-09-17

Family

ID=77679235

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202110557411.0A Pending CN113401465A (en) 2021-05-21 2021-05-21 General type square battery module extrusion tray

Country Status (1)

Country Link
CN (1) CN113401465A (en)

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Effective date of registration: 20220120

Address after: 266500 Minshan Road, Huangdao District, Qingdao, Shandong

Applicant after: LISHEN (QINGDAO) NEW ENERGY CO.,LTD.

Address before: 300384 Tianjin Binhai New Area Binhai high tech Industrial Development Zone Huayuan science and Technology Park (outer ring) 38 Haitai South Road

Applicant before: LISHEN POWER BATTERY SYSTEMS Co.,Ltd.