CN111434510B - Battery pack case and battery pack - Google Patents
Battery pack case and battery pack Download PDFInfo
- Publication number
- CN111434510B CN111434510B CN202010246885.9A CN202010246885A CN111434510B CN 111434510 B CN111434510 B CN 111434510B CN 202010246885 A CN202010246885 A CN 202010246885A CN 111434510 B CN111434510 B CN 111434510B
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- Prior art keywords
- battery pack
- battery
- mounting
- case
- concave part
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L50/00—Electric propulsion with power supplied within the vehicle
- B60L50/50—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells
- B60L50/60—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells using power supplied by batteries
- B60L50/64—Constructional details of batteries specially adapted for electric vehicles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K1/00—Arrangement or mounting of electrical propulsion units
- B60K1/04—Arrangement or mounting of electrical propulsion units of the electric storage means for propulsion
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L50/00—Electric propulsion with power supplied within the vehicle
- B60L50/50—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells
- B60L50/60—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells using power supplied by batteries
- B60L50/66—Arrangements of batteries
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
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- 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
-
- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Sustainable Energy (AREA)
- Power Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The invention provides a battery pack shell and a battery pack, wherein the battery pack shell comprises: an upper housing; a lower case enclosed to form first and second battery mounting regions disposed at intervals; the upper shell is provided with an upper shell sunken part between the first battery mounting area and the second battery mounting area, a first sunken part is arranged at the end part of the upper shell sunken part, and the upper surface height of the first sunken part is lower than that of the upper shell sunken part. From this, through setting up first depressed part, when having ponding in going up the casing depressed part, ponding can be followed first depressed part and flowed out and go up the casing depressed part, can prevent to go up casing depressed part inner ponding to can prevent ponding corruption battery package casing, and then can prolong the life of battery package casing, and, also can prevent that water from flowing into in the battery package, thereby can prevent to cause the battery package short circuit, and then can promote the safety in utilization of battery package.
Description
Technical Field
The invention relates to the technical field of battery packs, in particular to a battery pack shell and a battery pack with the battery pack shell.
Background
Among the correlation technique, the battery package has last casing, and the upper surface of going up the casing lies in the easy ponding in the region between first battery installation region and the second battery installation region, and ponding can corrode the battery package, leads to the life of battery package to shorten to, ponding causes the battery package short circuit after flowing into the battery package easily, influences the safety in utilization of battery package.
Disclosure of Invention
In view of the above, the present invention is directed to a battery pack case to solve the problem of corrosion of the battery pack case due to water accumulation.
In order to achieve the purpose, the technical scheme of the invention is realized as follows:
a battery can body comprising: an upper housing; a lower case enclosed to form first and second battery mounting regions disposed at intervals; the upper shell is provided with an upper shell recess part between the first battery mounting area and the second battery mounting area, a first recess part is arranged at the end part of the upper shell recess part, and the height of the upper surface of the first recess part is lower than that of the upper surface of the upper shell recess part.
In some examples of the invention, the lower housing includes: lower casing boundary beam, the upper surface of lower casing boundary beam is formed with the second depressed part, the second depressed part with first depressed part corresponds and is located first depressed part below.
In some examples of the present invention, the inner surface of the lower case side sill is provided with a recessed reinforcing part at a position corresponding to the second recessed part.
In some examples of the present invention, the lower case side frame is provided with a mounting part corresponding to the second battery mounting region in a width direction of the battery pack.
In some examples of the invention, the mounting portion has a mounting post defining a mounting hole, the mounting post having a lower end height that is higher than a lower end height of the lower shell side beam; the upper surface of installation department is equipped with around the annular boss of mounting hole.
In some examples of the invention, the mounting portion has an energy absorbing structure.
In some examples of the invention, the mounting portion defines a mounting groove with a downward opening, the mounting groove is provided with a plurality of mounting columns, and reinforcing ribs are arranged between adjacent mounting columns and between the mounting columns and the lower shell side beam.
In some examples of the invention, the lower shell edge beam is formed by bending; the lower surface of the lower shell body side beam is provided with a bottom plate overlapping surface, a bottom plate welding surface and a convex anti-collision surface, the height of the bottom plate overlapping surface is higher than that of the bottom plate welding surface, and the height of the bottom plate welding surface is higher than that of the convex anti-collision surface.
In some examples of the present invention, the lower end of the lower case edge beam is provided with a bottom plate welding projection projecting toward the inside of the battery pack.
Compared with the prior art, the battery pack shell has the following advantages:
according to the battery pack shell, the first concave part is arranged, when accumulated water exists in the concave part of the upper shell, the accumulated water can flow out of the concave part of the upper shell from the first concave part, so that the accumulated water in the concave part of the upper shell can be prevented, the battery pack shell can be prevented from being corroded by the accumulated water, the service life of the battery pack shell can be prolonged, the water can be prevented from flowing into the battery pack, the short circuit of the battery pack can be prevented, and the use safety of the battery pack can be improved.
Another objective of the present invention is to provide a battery pack.
In order to achieve the purpose, the technical scheme of the invention is realized as follows:
a battery pack comprises the battery pack shell.
The advantages of the battery pack and the battery pack shell are the same as those of the battery pack shell in the prior art, and are not described in detail herein.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate an embodiment of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic diagram of a battery pack according to an embodiment of the invention;
fig. 2 is an assembly view illustrating a lower case and a battery module of the battery pack according to the embodiment of the present invention;
fig. 3 is a plan view of a lower case of a battery pack according to an embodiment of the present invention;
fig. 4 is a schematic view of a side sill of a lower case of a battery pack according to an embodiment of the present invention;
fig. 5 is another angle view schematically illustrating a side sill of a lower case of a battery pack according to an embodiment of the present invention;
fig. 6 is another angle view illustrating a side sill of a lower case of a battery pack according to an embodiment of the present invention;
fig. 7 is another schematic view illustrating an angle of the side sill of the lower case of the battery pack according to the embodiment of the present invention.
Description of reference numerals:
a battery pack case 10;
an upper case 1; an upper case recess 11; a first recessed portion 12;
a lower case 2; a first battery mounting region 21; a second battery mounting region 22; a bottom plate 23; a beam contact surface 24; the edge beam contact surface 25;
a lower shell edge beam 3; a second recess 31; a recessed reinforcement portion 32; a mounting portion 33; a mounting post 34; a mounting hole 35; an annular boss 36; an energy-absorbing structure 37; a fitting groove 38; a reinforcing rib 39; a floor engaging surface 391; a base plate weld face 392; a convex bump-resistant surface 393; a baseplate weld projection 394; a cross-beam 395; a rear edge beam 396;
a battery pack 20; the battery module 201.
Detailed Description
It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.
The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.
As shown in fig. 1 to 7, a battery pack case 10 according to an embodiment of the present invention includes: an upper case 1 and a lower case 2. The lower case 2 is connected to the upper case 1, the lower case 2 and the upper case 1 are closed to form a first battery mounting region 21 and a second battery mounting region 22 which are arranged at intervals, it should be noted that, as shown in fig. 1, in the front-rear direction, the first battery mounting region 21 and the second battery mounting region 22 are arranged at intervals, and the battery module 201 is arranged in the first battery mounting region 21 and the second battery mounting region 22. The upper case 1 has an upper case recess 11 between a first battery mounting region 21 and a second battery mounting region 22 in the front-rear direction of the battery pack 20, and the end of the upper case recess 11 is provided with a first recess 12, it being explained that the outer end of the upper case recess 11 is provided with the first recess 12 in the left-right direction in fig. 1, and the upper surface of the first recess 12 is lower in height than the upper surface of the upper case recess 11 in the up-down direction of the battery pack 20.
Wherein, in the upper and lower direction of battery package 20, because the upper surface height of first depressed part 12 is less than the upper surface height of last casing depressed part 11, ponding flows into behind the last casing depressed part 11, ponding can follow first depressed part 12 of last casing depressed part 11 flow direction, then ponding can follow first depressed part 12 outflow battery package 20, realize the drainage function, set up like this and can prevent to go up casing depressed part 11 interior ponding, can prevent ponding corruption battery package casing 10, thereby can solve the problem of the easy ponding of last casing 1, also can prolong battery package casing 10's life, and, also can prevent that ponding from flowing into in battery package 20 after battery package casing 10 is corroded, thereby can prevent to cause battery package 20 short circuit, and then can promote battery package 20's safety in utilization.
From this, through setting up first depressed part 12, when having ponding in going up casing depressed part 11, ponding can be followed first depressed part 12 and flowed out and go up casing depressed part 11, can prevent to go up casing depressed part 11 internal ponding to can prevent ponding corruption battery package casing 10, and then can prolong battery package casing 10's life, and, also can prevent that water from flowing into in battery package 20, thereby can prevent to cause battery package 20 short circuit, and then can promote battery package 20's safety in utilization.
In some embodiments of the present invention, as shown in fig. 1 and 4, the lower case 2 may include: lower casing boundary beam 3, lower casing boundary beam 3's upper surface can be formed with second depressed part 31, in the upper and lower direction of battery package 20, second depressed part 31 corresponds the setting with first depressed part 12, and second depressed part 31 is located first depressed part 12 below, second depressed part 31 is roughly the same with first depressed part 12 shape, so set up and to make second depressed part 31 and first depressed part 12 assemble together reliably, can guarantee that the upper surface height of first depressed part 12 is less than the upper surface height of last casing depressed part 11, thereby can be convenient for the ponding in last casing depressed part 11 flows out from last casing depressed part 11.
In some embodiments of the present invention, as shown in fig. 5, a concave reinforcing part 32 is disposed on the inner surface of the lower case side frame 3 at a position corresponding to the second concave part 31, and the concave reinforcing part 32 may be configured as a boss, and the boss may protrude toward the inside of the battery pack 20, so that the structural strength of the lower case side frame 3 at the second concave part 31 can be improved, and the structural strength of the lower case side frame 3 can be improved.
In some embodiments of the present invention, as shown in fig. 2, the lower housing boundary beam 3 may be provided with a mounting portion 33, the mounting portion 33 is disposed corresponding to the second battery mounting region 22 in the width direction of the battery pack 20, that is, the left and right directions in fig. 2, after the battery pack 20 is mounted on the vehicle, the mounting portion 33 can support the battery module 201 at the second battery mounting region 22, so that the battery pack 20 can be compatible with the lifting position of the entire vehicle, and the battery pack 20 can avoid the front cantilever of the entire vehicle, so as to solve the problem of avoiding when the battery pack 20 is mounted on the entire vehicle, and also solve the problem of mounting strength of the battery pack 20.
In some embodiments of the present invention, as shown in fig. 4 and 6, the mounting portion 33 may have a mounting post 34, the mounting post 34 may define a mounting hole 35, and the height of the lower end of the mounting post 34 is higher than the height of the lower end of the lower case side rail 3, wherein the battery pack 20 may be mounted on the vehicle by fitting a bolt into the mounting hole 35, and after the bolt is fitted into the mounting hole 35, the arrangement may be such that the lower end of the bolt is prevented from protruding the lower surface of the mounting portion 33, and the ground clearance of the battery pack 20 may be secured.
Also, as shown in fig. 4, the upper surface of the mounting portion 33 may be provided with an annular boss 36 surrounding the mounting hole 35, and after the battery pack 20 is mounted on the vehicle, the annular boss 36 is in contact with the entire vehicle, so that the mounting tolerance of the battery pack 20 may be secured, and the mounting hole 35 may be prevented from being corroded, thereby protecting the mounting hole 35.
In some embodiments of the present invention, as shown in fig. 4, the mounting portion 33 may have an energy absorbing structure 37, the energy absorbing structure 37 may be configured as an energy absorbing groove, an energy absorbing hole, or an energy absorbing cavity, the energy absorbing structure 37 may be disposed on one side of the mounting hole 35 away from the lower shell side beam 3, when the entire vehicle is collided or the battery pack 20 is squeezed, the energy absorbing structure 37 may have an energy absorbing effect, and may reduce the transmission of collision energy to the inside of the battery pack 20, so as to protect the internal structure of the battery pack 20, and further improve the service life of the battery pack 20.
In some embodiments of the present invention, as shown in fig. 6, the mounting portion 33 may define a mounting groove 38 with an opening facing downward, a plurality of mounting posts 34 may be disposed in the mounting groove 38, two adjacent mounting posts 34 are spaced apart, and reinforcing ribs 39 may be disposed between the adjacent mounting posts 34 and between the mounting posts 34 and the lower shell side rail 3, for example: can be provided with a strengthening rib 39 between two adjacent erection columns 34, can be provided with a plurality of strengthening ribs 39 between erection column 34 and the lower casing boundary beam 3, set up the structural strength that can promote installation department 33 like this, can avoid the installation department 33 to warp to can guarantee battery package 20's installation reliability.
In some embodiments of the invention, as shown in fig. 4, the lower shell edge beam 3 may be formed by bending, for example: lower casing boundary beam 3 can be through the cubic formation of bending, and in prior art, the casing boundary beam tailor-welding number of times is many down, and welding variability, and in this application, compare with prior art, forms lower casing boundary beam 3 through bending, can make lower casing boundary beam 3 bend and dodge, can reduce the welding number of times of casing boundary beam 3 down to can improve the easy problem of warping of casing boundary beam 3 down, and then can reduce battery package casing 10's manufacturing cost.
In some embodiments of the present invention, as shown in fig. 6, the lower surface of the lower case side beam 3 may be provided with a floor bridge surface 391, a floor welding surface 392, and a convex collision-avoidance surface 393, the height of the floor bridge surface 391 being higher than the height of the floor welding surface 392, and the height of the floor welding surface 392 being higher than the height of the convex collision-avoidance surface 393. Wherein, bottom plate faying surface 391 provides the faying surface for lower casing 2's bottom plate 23, and bottom plate welded surface 392 and bottom plate 23 pass through the friction stir welding and weld together, and the lower surface height of bottom plate 23 is higher than the height of protruding anticollision face 393, and protruding anticollision face 393 can play the guard action to the lower surface of bottom plate 23 to can prevent that bottom plate 23 from receiving the striking.
In some embodiments of the present invention, as shown in fig. 5, the lower end of the lower case side member 3 may be provided with a bottom plate welding protrusion 394 protruding toward the inside of the battery pack 20, and by providing the bottom plate welding protrusion 394, the problem that the bottom plate overlapping surface 391 cannot be provided when the die is drawn downward is solved.
In some embodiments of the present invention, as shown in fig. 5, the inner surface of the lower shell edge beam 3 may be provided with a beam contact surface 24 and an edge beam contact surface 25, and by providing the beam contact surface 24 and the edge beam contact surface 25, it is ensured that the overlapping planes of the beam 395 and the beam contact surface 24 in the lower shell 2 and the rear edge beam 396 of the lower shell 2 and the edge beam contact surface 25 have an inclination angle, so as to ensure the subsequent welding and tolerance control.
According to the battery pack 20 of the embodiment of the invention, the battery pack shell 10 comprises the battery pack shell 10 of the embodiment, the battery pack shell 10 is arranged on the battery pack 20, the first concave part 12 is arranged, when accumulated water exists in the upper shell concave part 11, the accumulated water can flow out of the upper shell concave part 11 from the first concave part 12, the accumulated water in the upper shell concave part 11 can be prevented, the accumulated water can be prevented from corroding the battery pack shell 10, the service life of the battery pack shell 10 can be prolonged, in addition, the water can be prevented from flowing into the battery pack 20, the short circuit of the battery pack 20 can be prevented, and the use safety of the battery pack 20 can be improved.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (8)
1. A battery pack case (10), comprising:
an upper case (1);
a lower case (2), the lower case (2) and the upper case (1) being closed to form a first battery mounting region (21) and a second battery mounting region (22) which are arranged at an interval;
the upper shell (1) is provided with an upper shell concave part (11) positioned between the first battery mounting region (21) and the second battery mounting region (22), a first concave part (12) is arranged at the end part of the upper shell concave part (11), and the height of the upper surface of the first concave part (12) is lower than that of the upper surface of the upper shell concave part (11); the upper surface of the lower shell body side beam (3) is provided with a second concave part (31), and the second concave part (31) corresponds to the first concave part (12) and is positioned below the first concave part (12); and a concave reinforcing part (32) is arranged at the position, corresponding to the second concave part (31), of the inner surface of the lower shell edge beam (3).
2. The battery pack case (10) according to claim 1, wherein the lower case side member (3) is provided with a mounting portion (33), the mounting portion (33) corresponding to the second battery mounting region (22) in the width direction of the battery pack (20).
3. The battery pack case (10) according to claim 2, wherein the mounting portion (33) has a mounting post (34), the mounting post (34) defining a mounting hole (35), the mounting post (34) having a lower end height higher than that of the lower case edge beam (3);
the upper surface of installation portion (33) is equipped with around annular boss (36) of mounting hole (35).
4. The battery pack case (10) according to claim 2, wherein the mounting portion (33) has an energy absorbing structure (37).
5. The battery pack case (10) according to claim 3, wherein the mounting portion (33) defines a mounting groove (38) opened downward, the mounting groove (38) is provided with a plurality of mounting posts (34), and reinforcing ribs (39) are provided between the adjacent mounting posts (34) and between the mounting posts (34) and the lower case side member (3).
6. The battery pack case (10) according to claim 1, wherein the lower case edge beam (3) is formed by bending;
the lower surface of the lower shell body side beam (3) is provided with a bottom plate overlapping surface (391), a bottom plate welding surface (392) and a protruding anti-collision surface (393), the height of the bottom plate overlapping surface (391) is higher than that of the bottom plate welding surface (392), and the height of the bottom plate welding surface (392) is higher than that of the protruding anti-collision surface (393).
7. The battery pack case (10) according to claim 1, wherein the lower end of the lower case side beam (3) is provided with a bottom plate welding lug (394) projecting toward the inside of the battery pack (20).
8. A battery pack (20) characterized by comprising a battery pack housing (10) according to any one of claims 1-7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010246885.9A CN111434510B (en) | 2020-03-31 | 2020-03-31 | Battery pack case and battery pack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010246885.9A CN111434510B (en) | 2020-03-31 | 2020-03-31 | Battery pack case and battery pack |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111434510A CN111434510A (en) | 2020-07-21 |
| CN111434510B true CN111434510B (en) | 2023-01-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010246885.9A Active CN111434510B (en) | 2020-03-31 | 2020-03-31 | Battery pack case and battery pack |
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| Country | Link |
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| CN (1) | CN111434510B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108001180A (en) * | 2016-11-01 | 2018-05-08 | 福特全球技术公司 | Traction battery energy absorbing method and component |
| CN108417751A (en) * | 2018-04-28 | 2018-08-17 | 常州普莱德新能源电池科技有限公司 | A kind of metal plate punching electronic box |
| CN109415111A (en) * | 2016-06-30 | 2019-03-01 | 京洛株式会社 | The setting method of kickboard, kickboard aggregate and kickboard aggregate |
| CN209336476U (en) * | 2018-12-26 | 2019-09-03 | 蜂巢能源科技有限公司 | Battery pack assembly and vehicle |
| CN209461525U (en) * | 2019-03-29 | 2019-10-01 | 蜂巢能源科技有限公司 | Battery pack |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013103598A (en) * | 2011-11-14 | 2013-05-30 | Honda Motor Co Ltd | Electric vehicle battery pack |
-
2020
- 2020-03-31 CN CN202010246885.9A patent/CN111434510B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109415111A (en) * | 2016-06-30 | 2019-03-01 | 京洛株式会社 | The setting method of kickboard, kickboard aggregate and kickboard aggregate |
| CN108001180A (en) * | 2016-11-01 | 2018-05-08 | 福特全球技术公司 | Traction battery energy absorbing method and component |
| CN108417751A (en) * | 2018-04-28 | 2018-08-17 | 常州普莱德新能源电池科技有限公司 | A kind of metal plate punching electronic box |
| CN209336476U (en) * | 2018-12-26 | 2019-09-03 | 蜂巢能源科技有限公司 | Battery pack assembly and vehicle |
| CN209461525U (en) * | 2019-03-29 | 2019-10-01 | 蜂巢能源科技有限公司 | Battery pack |
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| Publication number | Publication date |
|---|---|
| CN111434510A (en) | 2020-07-21 |
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