CN209266475U - A kind of lithium cell for electric bicycle - Google Patents
A kind of lithium cell for electric bicycle Download PDFInfo
- Publication number
- CN209266475U CN209266475U CN201920111064.7U CN201920111064U CN209266475U CN 209266475 U CN209266475 U CN 209266475U CN 201920111064 U CN201920111064 U CN 201920111064U CN 209266475 U CN209266475 U CN 209266475U
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- China
- Prior art keywords
- upper cover
- electric bicycle
- lithium cell
- handle
- management system
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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
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Abstract
The utility model belongs to technical field of lithium batteries, and in particular to a kind of lithium cell for electric bicycle.Battery core module and battery management system for existing lithium cell for electric bicycle are fixed using integral type, battery management system dismounts relatively complicated deficiency, the utility model adopts the following technical solution: a kind of lithium cell for electric bicycle, battery core module and battery management system including shell and in shell, shell includes lower casing and upper cover, the battery core module is fixed in lower casing, the battery management system is fixed on lid, the upper cover opens up maintenance slot, the safeguard cover plate that will safeguard slot sealing is equipped at the maintenance slot of the upper cover, the upper cover and safeguard cover plate are detachably connected by screw；The upper cover is externally provided with rotatable handle.The beneficial effect of the lithium cell for electric bicycle of the utility model is: can individually take out battery management system by dismounting safeguard cover plate and repair replacement.
Description
Technical field
The utility model belongs to technical field of lithium batteries, and in particular to a kind of lithium cell for electric bicycle.
Background technique
Lithium cell for electric bicycle especially two-wheeled electric bicycle lithium battery, shell structure, which generally comprises, passes through screw
The lower casing and upper cover being locked, housing interior structure mainly include battery core module and battery management system and connection wiring harness.
Battery core module is generally adopted by integral type with battery management system and fixes, i.e., battery management system is directly bundled in battery core mould
On block, or increase plastic part in battery core module, battery management system is fixed on plastic part.When battery management system needs
When being analyzed or repairing replacement, the scheme that battery core module and battery management system integral type are fixed will be by battery core module
It is taken out simultaneously with battery management system, then battery management system and battery core module is dismantled, this to reprocess mode relatively complicated.And
And during use, the metal-oxide-semiconductor on battery management system and other elements can generate heat, if battery management system
If system is closer with battery core module, then the heat that battery management system element generates will cause battery core module part temperature
It spends higher, will affect battery performance for a long time.
Summary of the invention
The utility model uses integral type for the battery core module and battery management system of existing lithium cell for electric bicycle
Fixed, battery management system dismounts relatively complicated deficiency, provides a kind of lithium cell for electric bicycle, by battery management system with
Battery core module isolation, can individually take out battery management system.Further, optimize the connection structure of handle and shell.
To achieve the above objectives, the present invention adopts the following technical solutions: a kind of lithium cell for electric bicycle, including shell
Body and battery core module and battery management system in shell, shell include lower casing and upper cover, and the battery core module is fixed on
In lower casing, the battery management system is fixed on lid, and the upper cover opens up maintenance slot, is equipped at the maintenance slot of the upper cover
It will safeguard the safeguard cover plate of slot sealing, the upper cover and safeguard cover plate are detachably connected by screw；The upper cover is externally provided with can
The handle of rotation.
The lithium cell for electric bicycle of the utility model, battery core module are fixed in lower casing, and battery management system is fixed on
On upper lid, upper cover opens up maintenance slot, is equipped with the safeguard cover plate that will safeguard slot sealing at the maintenance slot of upper cover, can be safeguarded by removing
Cover board, which individually takes out battery management system, to be repaired, replaces.
As an improvement, the upper cover extends to form mounting base, the battery management system is installed in mounting base.Cell tube
Reason system can be installed in mounting base by screw.
As an improvement, having disconnecting prevention structure between the upper cover and handle, avoid user during mentioning battery due to handle
Hand falls off and causes safety accident.
As an improvement, the upper cover extends to form shaft, the shaft has radial anticreep protrusion, the handle both ends
Axis hole is opened up, the axis hole hole wall opens up the notch passed through for anticreep protrusion, and the notch and anticreep convex to form the anticreep
Structure, in portable battery, the notch is staggered with anticreep protrusion.
As an improvement, the handle both ends open up accommodation groove, the shaft is located in accommodation groove, and the shaft end face is built-in
In handle surface.Shaft is built-in, guarantee using safe.
As an improvement, between the upper cover and handle have shockproof structure, prevent handle with the vibration of car body and and upper cover
Between generate vibration sound.
As an improvement, the upper cover has shockproof protrusion, the handle has cavity, protrusion and the handle of the upper cover
Cavity matches to form the shockproof structure.It is easy to operate using the cooperation of shockproof protrusion and cavity.
As an improvement, the shockproof protrusion is semi-cylindrical hill.Semi-cylindrical hill, which allows to more easily rotate, to be mentioned
Hand.
As an improvement, the upper cover includes the mounting portion that base portion and size are less than base portion, the same side wall of the mounting portion
Equipped with charging/discharging socket and fuse holder, institute is extended to form on the mounting portion side wall opposite with side wall where charging/discharging socket
State shockproof protrusion.
As an improvement, the lower edge of the upper cover forms seal groove, the upper edge of the lower casing is inserted into seal groove, described
Filling with sealant between the lateral wall of the seal groove of upper cover and the upper edge of lower casing.It is solid that lower casing and upper cover have evaded conventional lock screw
Determine structure, fixed using sealant, effectively increase shell space utilization rate, it is easier to realize the waterproof requirement of shell.
As an improvement, the upper cover has the finger groove placed for finger, to facilitate gripping handle and lift battery.
As an improvement, the handle hollow out.Handle part downside hollow out, partial inner side hollow out.
The beneficial effect of the lithium cell for electric bicycle of the utility model is: battery core module is fixed in lower casing, cell tube
Reason system is fixed on lid, and upper cover opens up maintenance slot, is equipped with the safeguard cover plate that will safeguard slot sealing at the maintenance slot of upper cover, can
Battery management system is individually taken out by dismounting safeguard cover plate and repairs, replace.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the lithium cell for electric bicycle of the utility model embodiment one.
Fig. 2 is the structural exploded view of the lithium cell for electric bicycle of the utility model embodiment one.
Fig. 3 is the structural schematic diagram of the lower casing of the lithium cell for electric bicycle of the utility model embodiment one.
Fig. 4 and Fig. 5 is the structural schematic diagram of the upper cover of the lithium cell for electric bicycle of the utility model embodiment one.
Fig. 6 and Fig. 7 is the structural schematic diagram of the handle of the lithium cell for electric bicycle of the utility model embodiment one.
In figure, 1, lower casing；
2, upper cover, 21, base portion, 211, seal groove, 22, mounting portion, 23, mounting base, 24, shaft, 25, shockproof protrusion, 26,
Anticreep protrusion, 27, finger groove；
3, battery core module；
4, battery management system；
5, safeguard cover plate；
6, handle, 61, accommodation groove, 62, anti-delinking part, 63, axis hole, 64, notch, 65, cavity；
7, charging/discharging socket；
8, fuse holder.
Specific embodiment
Below with reference to the attached drawing of the invention embodiment, the technical solution of the invention embodiment is explained and
Illustrate, but following embodiments are only the preferred embodiment of the invention, and not all.Based on the implementation example in the implementation mode,
Those skilled in the art's other embodiments obtained without making creative work, belong to the invention
Protection scope.
Referring to Fig. 1 to Fig. 7, a kind of lithium cell for electric bicycle of the utility model, including shell and in shell
Battery core module and battery management system, shell include lower casing and upper cover, and the battery core module is fixed in lower casing, the cell tube
Reason system is fixed on lid, and the upper cover opens up maintenance slot, is equipped with the dimension that will safeguard slot sealing at the maintenance slot of the upper cover
Protecting cover plate, the upper cover and safeguard cover plate are detachably connected by screw；The upper cover is externally provided with rotatable handle.
The lithium cell for electric bicycle of the utility model, battery core module are fixed in lower casing, and battery management system is fixed on
On upper lid, upper cover opens up maintenance slot, is equipped with the safeguard cover plate that will safeguard slot sealing at the maintenance slot of upper cover, can be safeguarded by removing
Cover board, which individually takes out battery management system, to be repaired, replaces.The lithium cell for electric bicycle of the utility model, it is especially suitable
In two-wheeled electric bicycle.
Embodiment one
Referring to Fig. 1 to Fig. 7, a kind of lithium cell for electric bicycle of the utility model embodiment one, including shell and be set to
Battery core module 3 and battery management system 4 in shell, shell include lower casing 1 and upper cover 2, and the battery core module 3 is fixed on lower casing
In 1, the battery management system 4 is fixed in upper cover 2, and the upper cover 2 opens up maintenance slot, is set at the maintenance slot of the upper cover 2
Having will safeguard that the safeguard cover plate 5 of slot sealing, the upper cover 2 are detachably connected with safeguard cover plate 5 by screw；Outside the upper cover 2
Equipped with rotatable handle 6.
As an improvement, the upper cover 2 extends to form mounting base 23, the battery management system 4 is installed in mounting base 23.
Battery management system 4 can be installed in mounting base 23 by screw.
As an improvement, between the upper cover 2 and handle 6 have disconnecting prevention structure, avoid user during mentioning battery due to
Handle falls off and causes safety accident.
As an improvement, the upper cover 2 extends to form shaft 24, the shaft 24 has radial anticreep protrusion 26, described
6 both ends of handle open up axis hole 63, and 63 hole wall of axis hole opens up the notch 64 passed through for anticreep protrusion 26, the notch 64 with it is anti-
De- protrusion 26 forms the disconnecting prevention structure, and in portable battery, the notch 64 is staggered with anticreep protrusion 26.
As an improvement, 6 both ends of handle open up accommodation groove 61, the shaft 24 is located in accommodation groove 61, the shaft
24 end faces are built in 6 surface of handle.Shaft 24 is built-in, guarantee using safe.There is anti-delinking part 62 in the accommodation groove 61, prevent
Axis hole 63 and notch 64 are formed in de- portion 62, anti-delinking part axial dimension is less than 61 depth of accommodation groove, and accommodation groove 61 is through slot, with side
Just handle 6 is processed using mold.
As an improvement, between the upper cover 2 and handle 6 have shockproof structure, prevent handle with the vibration of car body and with it is upper
Vibration sound is generated between lid 2.
As an improvement, the upper cover 2 has shockproof raised 25, the handle 6 has cavity 65, the protrusion of the upper cover 2
It matches to form the shockproof structure with the cavity 65 of handle 6.Using shockproof raised 25 and the cooperation of cavity 65, operation letter
Just.
As an improvement, described shockproof raised 25 be semi-cylindrical hill.Semi-cylindrical hill allows to more easily rotate
Handle 6.
As an improvement, the upper cover 2 includes the mounting portion 22 that base portion 21 and size are less than base portion 21, the mounting portion 22
Same side wall is equipped with charging/discharging socket 7 and fuse holder 8, the mounting portion 22 side opposite with 7 place side wall of charging/discharging socket
Described shockproof raised 25 are extended to form on wall.
As an improvement, the lower edge of the upper cover 2 forms seal groove 211, seal groove is inserted into the upper edge of the lower casing 1
In 211, filling with sealant between the lateral wall of the seal groove 211 of the upper cover 2 and the upper edge of lower casing 1.Lower casing 1 and upper cover 2 are advised
Conventional lock screw fixed structure has been kept away, has been fixed using sealant, effectively increases shell space utilization rate, it is easier to realize
The waterproof requirement of shell.
As an improvement, the upper cover 2 has the finger groove 27 placed for finger, to facilitate gripping handle and lift battery.
As an improvement, 6 hollow out of handle.The 6 part downside hollow out of handle, partial inner side hollow out.
The beneficial effect of the lithium cell for electric bicycle of the utility model embodiment one is: battery core module 3 is fixed on lower casing 1
In, battery management system 4 is fixed in upper cover 2, and upper cover 2 opens up maintenance slot, and being equipped at the maintenance slot of upper cover 2 will safeguard that slot seals
Safeguard cover plate 5, battery management system 4 can individually be taken out by removing safeguard cover plate 5 and repair, replace；Handle with it is upper
There is disconnecting prevention structure between lid 2, user is avoided to cause safety accident since handle falls off during mentioning battery；Handle with it is upper
There is shockproof structure between lid 2, prevent handle from generating vibration sound with the vibration of car body and between upper cover 2.
The above, the only specific embodiment of the invention, but the protection scope of the invention does not limit to
In this, being familiar with the those skilled in the art should be understood that the invention includes but is not limited to attached drawing and specific embodiment party above
Content described in formula.The modification of any function and structure principle without departing from the invention is intended to be included in claims
Range in.
Claims (10)
1. a kind of lithium cell for electric bicycle, battery core module (3) and battery management system including shell and in shell
(4), shell includes lower casing (1) and upper cover (2), it is characterised in that: the battery core module (3) is fixed in lower casing (1), the electricity
Pond management system (4) is fixed on upper cover (2), and the upper cover (2) opens up maintenance slot, is equipped at the maintenance slot of the upper cover (2)
It will safeguard the safeguard cover plate (5) of slot sealing, the upper cover (2) is detachably connected with safeguard cover plate (5) by screw；The upper cover
(2) rotatable handle (6) are externally provided with.
2. a kind of lithium cell for electric bicycle according to claim 1, it is characterised in that: the upper cover (2) extends to form
Mounting base (23), the battery management system (4) are installed on mounting base (23).
3. a kind of lithium cell for electric bicycle according to claim 1, it is characterised in that: the upper cover (2) and handle (6)
Between have disconnecting prevention structure.
4. a kind of lithium cell for electric bicycle according to claim 3, it is characterised in that: the upper cover (2) extends to form
Shaft (24), the shaft (24) have radial anticreep raised (26), and handle (6) both ends open up axis hole (63), described
Axis hole (63) hole wall opens up the notch (64) passed through for anticreep raised (26), and the notch (64) and anticreep raised (26) form institute
Disconnecting prevention structure is stated, in portable battery, the notch (64) is staggered with anticreep raised (26).
5. a kind of lithium cell for electric bicycle according to claim 4, it is characterised in that: handle (6) both ends open up
Accommodation groove (61), the shaft (24) are located in accommodation groove (61), and shaft (24) end face is built in handle (6) surface.
6. a kind of lithium cell for electric bicycle according to any one of claims 1 to 5, it is characterised in that: the upper cover (2) with
There is shockproof structure between handle (6).
7. a kind of lithium cell for electric bicycle according to claim 6, it is characterised in that: the upper cover (2) has shockproof
Raised (25), the handle (6) have cavity (65), and the protrusion of the upper cover (2) matches shape with the cavity (65) of handle (6)
At the shockproof structure.
8. a kind of lithium cell for electric bicycle according to claim 7, it is characterised in that: described shockproof raised (25) are half
Circular protrusions.
9. a kind of lithium cell for electric bicycle according to claim 8, it is characterised in that: the upper cover (2) includes base portion
(21) and size is less than the mounting portion (22) of base portion (21), and the same side wall of the mounting portion (22) is equipped with charging/discharging socket (7)
With fuse holder (8), extended to form on the opposite side wall of side wall where the mounting portion (22) and charging/discharging socket (7) described anti-
Shake raised (25).
10. a kind of lithium cell for electric bicycle according to claim 1, it is characterised in that: the lower edge of the upper cover (2)
It is formed seal groove (211), in upper edge insertion seal groove (211) of the lower casing (1), the seal groove (211) of the upper cover (2)
Lateral wall and lower casing (1) upper edge between filling with sealant；The upper cover (2) has the finger groove (27) placed for finger.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920111064.7U CN209266475U (en) | 2019-01-22 | 2019-01-22 | A kind of lithium cell for electric bicycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920111064.7U CN209266475U (en) | 2019-01-22 | 2019-01-22 | A kind of lithium cell for electric bicycle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209266475U true CN209266475U (en) | 2019-08-16 |
Family
ID=67566429
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920111064.7U Active CN209266475U (en) | 2019-01-22 | 2019-01-22 | A kind of lithium cell for electric bicycle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209266475U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021083215A1 (en) * | 2019-10-30 | 2021-05-06 | 纳恩博（常州）科技有限公司 | Electric scooter and battery therefor |
| CN115411442A (en) * | 2022-09-20 | 2022-11-29 | 杭州蔚斯博系统科技有限公司 | Method for installing lifting handle of movable box equipment and equipment formed by method |
-
2019
- 2019-01-22 CN CN201920111064.7U patent/CN209266475U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021083215A1 (en) * | 2019-10-30 | 2021-05-06 | 纳恩博（常州）科技有限公司 | Electric scooter and battery therefor |
| CN115411442A (en) * | 2022-09-20 | 2022-11-29 | 杭州蔚斯博系统科技有限公司 | Method for installing lifting handle of movable box equipment and equipment formed by method |
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