CN207542356U - Battery pack - Google Patents
Battery pack Download PDFInfo
- Publication number
- CN207542356U CN207542356U CN201721549126.XU CN201721549126U CN207542356U CN 207542356 U CN207542356 U CN 207542356U CN 201721549126 U CN201721549126 U CN 201721549126U CN 207542356 U CN207542356 U CN 207542356U
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- CN
- China
- Prior art keywords
- battery pack
- battery core
- extension
- battery
- circuit board
- 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.)
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Classifications
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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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- Battery Mounting, Suspending (AREA)
Abstract
The utility model provides a kind of battery pack, engages including upper shell, lower housing and with the lower housing set on the upper shell battery pack in the receiving space to be formed.The battery pack has the battery core bracket of several battery cores set in a row and the fixed battery core.The battery pack further includes the electronic monitoring device being electrically connected with the battery pack, and the electronic monitoring device includes the main circuit board, secondary circuit board and the signal acquisition circuit plate in the battery core bracket that are oppositely arranged along the vertical direction of the length direction of the battery core.So set, reducing the overall dimensions of battery pack, the assembly automation of battery pack production process is improved.
Description
Technical field
The utility model is related to a kind of battery packs.
Background technology
Battery pack generally comprises the circuit of the charging and discharging state of housing, the battery pack in housing and control battery pack
Plate.At present, the circuit board in battery pack is typically mounted at the top of the battery pack, causes the size mistake of battery pack in this way
Greatly, it is complicated for operation, and it is not easily accomplished assembly automation.
In view of this, it is necessary to a kind of improved battery pack is designed, to solve the above problems.
Utility model content
The purpose of this utility model is to provide a kind of overall dimensions are small, assembly automation performance is good, have be integrated in electricity
The battery pack of electronic monitoring device in core support.
To realize above-mentioned purpose of utility model, the utility model provides a kind of battery pack, including upper shell, lower housing with
And battery pack in the receiving space to be formed is engaged with the lower housing set on the upper shell, the battery pack have it is several into
The battery core of setting and the battery core bracket of the fixed battery core are arranged, the battery pack further includes the electricity being electrically connected with the battery pack
Sub- monitoring device, the electronic monitoring device include the main circuit being oppositely arranged along the vertical direction of the length direction of the battery core
Plate, secondary circuit board and the signal acquisition circuit plate in the battery core bracket.
As further improvement of the utility model, battery core bracket described in two groups is oppositely arranged accommodates the battery core to be formed
Receiving space, the signal acquisition circuit board is set in the battery core bracket that is oppositely arranged.
As further improvement of the utility model, the battery core bracket edge is equipped with holding section, and the holding section includes
From the battery core bracket to first extension of battery core bracket extension being oppositely arranged, the second extension and third extension
Portion, first extension are arranged side by side with second extension far from the battery core, and the third extension is close to described
Battery core is set, and signal described in clamping is formed between first extension, second extension and the third extension
The receiving space of collecting circuit board.
As further improvement of the utility model, the battery pack further includes the connection sheet for being electrically connected the battery core,
The connection sheet includes main part and continues the fixed part of extension from the main part, and the end of the fixed part has bending
Portion, the edge of the signal acquisition circuit plate are equipped with the through-hole passed through for the bending part, the position of the through-hole and the card
The position for holding portion corresponds.
As further improvement of the utility model, between having between first extension and second extension
Gap, the width in the gap are more than the width of the fixed part.
As further improvement of the utility model, the main part is equipped with several from the connection sheet to far from described
The circular groove of the side recess of battery core, the diameter of the circular groove are less than the diameter of the battery core.
As further improvement of the utility model, the signal acquisition circuit plate is set to the outside of the battery core bracket
On wall.
As further improvement of the utility model, the electronic monitoring device is further included set on the secondary circuit board and institute
State the thermal insulation board between lower housing.
As further improvement of the utility model, the battery pack further include the terminal set on the battery pack lower part with
And the terminal support of the fixed terminal, the terminal support inside are equipped with two convex columns being oppositely arranged, the terminal
End has the plug division in curved arc shape, and the plug division cooperates with the convex column.
As further improvement of the utility model, the pair circuit board is equipped with fuse, the fuse it is most thin
The width range at place is 1.6mm-2.0mm.
The beneficial effects of the utility model are：Circuit board by being arranged on the side of battery pack by the utility model battery pack
Signal acquisition circuit plate is integrated in battery core bracket by face.So as to reduce the overall dimensions of battery pack, improve battery pack
The assembly automation of production process.
Description of the drawings
Fig. 1 is the stereogram of the utility model battery pack.
Fig. 2 is the three-dimensional exploded view of the embodiment one of the utility model battery pack.
Fig. 3 is the stereogram of battery core.
Fig. 4 is the partial exploded view of Fig. 1.
Fig. 5 is the structure diagram of battery core bracket.
Fig. 6 is the enlarged drawing of I parts in Fig. 2.
Fig. 7 is the structure diagram of connection sheet.
Fig. 8 is the structure diagram of one angle of battery pack.
Fig. 9 is the enlarged drawing of II parts in Fig. 8.
Figure 10 is the structure diagram of terminal assemblies.
Figure 11 is the structure diagram of terminal.
Figure 12 is the structure diagram of terminal support.
Figure 13 is the structure diagram of an angle of secondary circuit board.
Figure 14 is the three-dimensional exploded view of the embodiment two of the utility model battery pack.
Figure 15 is a kind of arrangement mode of battery core.
Specific embodiment
In order to make the purpose of this utility model, technical solution and advantage clearer, below in conjunction with the accompanying drawings and it is embodied
The utility model is described in detail in example.
Shown battery pack 100 is please referred to Fig.1 to Fig.4, which is alternatively packed into electricity consumption as the energy and sets
It is standby, such as in the housing of portable hand-guided power tool.The electrical equipment can be flowers and plants trimmer, mechanical chain saw,
The similar equipment such as blower, cleaning machine, grass trimmer.
The battery pack 100 includes upper shell 10, lower housing 20, engages set on the upper shell 10 with the lower housing 20
Battery pack 40 in the receiving space 30 of formation, the electronic monitoring device 50 being electrically connected with the battery pack 40 and set on institute
State the terminal assemblies 60 of 40 lower section of battery pack.The battery pack 40 has several battery cores 41 set in a row, the fixed battery core
41 battery core bracket 42 and the connection sheet 43 for being electrically connected the battery core 41.It please refers to shown in Fig. 3, the battery core 41 has certainly
The outwardly projecting circular protrusions region 411 in one end of the battery core 41, the circular protrusions region 411 for the battery core 41 just
Pole, the annular region 412 of 411 periphery of circular protrusions region is the cathode of the battery core 41.The battery core 41 it is a diameter of
D1。
The electronic monitoring device 50 includes the main electricity being oppositely arranged along the vertical direction of the length direction of the battery core 41
Road plate 51, secondary circuit board 52 and the signal acquisition circuit plate 53 in the battery core bracket 42.In the utility model, institute
Main circuit board 51 is stated to be oppositely arranged along the engagement direction of the upper shell 10 and the lower housing 20 with the secondary circuit board 52.Institute
Main circuit board 51 is stated for controlling the work shape of the battery pack 100 such as electricity, temperature, voltage, the electric current of the battery pack 100
The display of state parameter and the control battery pack 100 and the communication of external equipment.The signal acquisition circuit plate 53 with it is described
51 signal of main circuit board connects, for the information such as the voltage, electric current, temperature, the electricity that are acquired from the battery core 41 to be transmitted to institute
State main circuit board 51.It is described pair circuit board 52 connect with the terminal assemblies 60, for control the charging of the battery pack 100 with
Electric discharge etc..Preferably, the electronic monitoring device 50 is further included between the secondary circuit board 52 and the lower housing 20
Thermal insulation board 54.So set, prevent the amount of heat that the secondary circuit board 52 generates in charging, discharge process from making the lower casing
Body 20 deforms.
Fig. 5 is please referred to Fig. 6 and with reference to shown in Fig. 2, battery core bracket 42 described in two groups is oppositely arranged to be formed described in receiving
The receiving space of battery core 41.In embodiment one, 42 edge of battery core bracket is equipped with holding section 421.It wraps the holding section 421
Include the first extension 4211, the second extension extended from the battery core bracket 42 to the battery core bracket 42 being oppositely arranged
4212 and third extension 4213.First extension 4211 and second extension 4212 far from the battery core 41 simultaneously
Row's setting, the third extension 4213 are set close to the battery core 41.First extension 4211, second extension
4212 and the position of the third extension 4213 correspond receiving to form signal acquisition circuit plate 53 described in clamping
Space 422.Wherein, there is gap 423, the gap between first extension 4211 and second extension 4212
423 width is L1.
Fig. 7 is please referred to Fig. 9 and with reference to shown in Fig. 6, the connection sheet 43 is nickel sheet.The connection sheet 43 includes main part
431 and from the subsequent fixed part 432 stretched of reneing of 431 end of main part bending.The main part 431 is equipped with several from institute
State the circular groove 4311 that connection sheet 43 is formed to the battery core 41 recess.The position of the circular groove 4311 and the battery core
41 position corresponds.The circular groove 4311 is contacted with the anode of the battery core 41, the circular groove 4311 it is straight
Diameter D2 is less than the diameter D1 of the battery core 41.So set, prevent other positions of the connection sheet 43 and the battery core 41
Cathode contact avoids causing short circuit.The end of the fixed part 432 has bending part 4321.The width of the fixed part 432 is
L2.The width L2 of the fixed part 432 is less than the width L1 in the gap 423.Correspondingly, the signal acquisition circuit plate 53
Edge is equipped with the through-hole 531 passed through for the bending part 4321, the position of the position of the through-hole 531 and the holding section 421
It corresponds.So set, it ensure that the connection sheet 43 can smoothly pass through the gap 423, the bending part 4321
Across the through-hole 531, realize and consolidated between the signal acquisition circuit plate 53, the battery core bracket 42 and the battery core 41
Connection.That is, in embodiment one, the signal acquisition circuit plate 53 is arranged in the battery core bracket 42 being oppositely arranged, if
It is placed in the side of the battery core 41.So set, reduce the overall dimensions of the battery pack 100.
Please refer to Fig.1 0 to Figure 12 and with reference to shown in Fig. 2, the terminal assemblies 60 include several terminals 61 and for solid
The terminal support 62 of the fixed terminal 61.The end of the terminal 61 has the plug division 611 in curved arc shape, the terminal support
62 insides are equipped with two convex columns 621 being oppositely arranged, and the plug division 611 cooperates with the convex column 621, realize institute
State being bonded for terminal 61 and the terminal support 62, prevent the terminal 61 during grafting by the effect of external force and
To the main circuit board 51, either the secondary circuit board 52 generates pressure and makes the main circuit board 51 or the secondary circuit board
52 deformations.
It please refers to Fig.1 shown in 3, the pair circuit board 52 is equipped with fuse 55, and 55 material of fuse is nickel.It is described
The width of the subregion of fuse 55 is less than the width of other parts, the width range at the most thin place P of the fuse 55
For 1.6mm-2.0mm, it is preferable that the width at the most thin place P of the fuse 55 is 1.8mm.Compared with traditional fuse,
So set, the function identical with traditional insurance silk can be reached, but product cost can greatly be reduced.
It please refers to Fig.1 shown in 4, in embodiment two, the signal acquisition circuit plate 53 is set to the battery core bracket 42
Lateral wall 424 on.That is, in embodiment two, the signal acquisition circuit plate 53 is set to along the length side of the battery core 41
On the lateral wall 424 for the battery core bracket 42 being oppositely arranged.Correspondingly, the winding displacement mode inside the battery pack 100
It does and correspondingly changes.The connection mode of the signal acquisition circuit plate 53 and the battery core bracket 42 is Adherents junction, bolt company
It connects or other general connection modes.Embodiment two be should be appreciated that in addition to above-mentioned difference, other structures and one basic phase of embodiment
Together, it is repeated no more in this.
Please refer to Fig.1 a kind of arrangement mode of 5 battery cores 41 showing inside battery pack 100.Pass through 3-2-
This arrangement modes of 1-4-2-3 can greatly reduce the internal resistance of the battery pack 40, so as to reduce the Wen Sheng of the battery core 41.
Wherein, Figure 15 show the arrangement mode of battery core 41 described in one group, and second group of battery core 41 can also be put into rest.
In the utility model, the upper shell 10, the lower housing 20 are made of makrolon (fire retardation PC) material,
So as to so that 100 integrally closed of the battery pack, improve the water resistance of the battery pack 100.
In conclusion the battery pack 100 of the utility model by by the main circuit board 51, the secondary circuit board 52 and
The signal acquisition circuit plate 53 is arranged on the side of the battery pack 40, by the way that the signal acquisition circuit plate 53 is integrated in
In the battery core bracket 42.So as to reduce the overall dimensions of the battery pack 100, improve the battery pack 100 and produced
The assembly automation of journey.
Above example is merely intended for describing the technical solutions of the present application, but not for limiting the present application, although with reference to preferred embodiment pair
The utility model is described in detail, it will be understood by those of ordinary skill in the art that, it can be to the technology of the utility model
Scheme is modified or replaced equivalently, without departing from the spirit and scope of technical solutions of the utility model.
Claims (10)
1. a kind of battery pack engages the receipts to be formed including upper shell, lower housing and set on the upper shell with the lower housing
Hold the battery pack in space, the battery pack has the battery core bracket of several battery cores set in a row and the fixed battery core,
It is characterized in that：The battery pack further includes the electronic monitoring device being electrically connected with the battery pack, the electronic monitoring device
Main circuit board that vertical direction including the length direction along the battery core is oppositely arranged, secondary circuit board and set on the battery core
Signal acquisition circuit plate on stent.
2. battery pack according to claim 1, it is characterised in that：Battery core bracket described in two groups is oppositely arranged to form receiving
The receiving space of the battery core, the signal acquisition circuit board are set in the battery core bracket being oppositely arranged.
3. battery pack according to claim 2, it is characterised in that：The battery core bracket edge is equipped with holding section, the card
Hold portion include the first extension of the battery core bracket being oppositely arranged from the battery core bracket to described extension, the second extension and
Third extension, first extension are arranged side by side with second extension far from the battery core, the third extension
It is set close to the battery core, clamping is formed between first extension, second extension and the third extension
The receiving space of the signal acquisition circuit plate.
4. battery pack according to claim 3, it is characterised in that：The battery pack, which further includes, is electrically connected the battery core
Connection sheet, the connection sheet include main part and continue the fixed part of extension from the main part, the end tool of the fixed part
Have a bending part, the edge of the signal acquisition circuit plate is equipped with the through-hole passed through for the bending part, the position of the through-hole with
The position of the holding section corresponds.
5. battery pack according to claim 4, it is characterised in that：Between first extension and second extension
With gap, the width in the gap is more than the width of the fixed part.
6. battery pack according to claim 4, it is characterised in that：The main part be equipped with it is several from the connection sheet to
The circular groove that side far from the battery core is recessed, the diameter of the circular groove are less than the diameter of the battery core.
7. battery pack according to claim 1, it is characterised in that：The signal acquisition circuit plate is set to the battery core branch
On the lateral wall of frame.
8. battery pack according to claim 1, it is characterised in that：The electronic monitoring device is further included set on the secondary electricity
Thermal insulation board between road plate and the lower housing.
9. battery pack according to claim 1, it is characterised in that：The battery pack is further included set on the battery pack lower part
Terminal and the fixed terminal terminal support, be equipped with two convex columns being oppositely arranged, institute on the inside of the terminal support
The end of terminal is stated with the plug division in curved arc shape, the plug division cooperates with the convex column.
10. battery pack according to claim 1, it is characterised in that：The pair circuit board is equipped with fuse, the insurance
The width range of the most thin place of silk is 1.6mm-2.0mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721549126.XU CN207542356U (en) | 2017-11-20 | 2017-11-20 | Battery pack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721549126.XU CN207542356U (en) | 2017-11-20 | 2017-11-20 | Battery pack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207542356U true CN207542356U (en) | 2018-06-26 |
Family
ID=62614079
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721549126.XU Active CN207542356U (en) | 2017-11-20 | 2017-11-20 | Battery pack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207542356U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107681219A (en) * | 2017-11-20 | 2018-02-09 | 常州格力博有限公司 | Battery bag |
-
2017
- 2017-11-20 CN CN201721549126.XU patent/CN207542356U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107681219A (en) * | 2017-11-20 | 2018-02-09 | 常州格力博有限公司 | Battery bag |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: No.65-1 Xinggang Road, Zhonglou Economic Development Zone, Changzhou City, Jiangsu Province Patentee after: Gelibo (Jiangsu) Co., Ltd Address before: 213023 Jiangsu province Changzhou Xingang Tower Road Economic Development Zone No. 65 Patentee before: CHANGZHOU GLOBE Co.,Ltd. |
|
| CP03 | Change of name, title or address |