CN208127267U - battery pack - Google Patents
battery pack Download PDFInfo
- Publication number
- CN208127267U CN208127267U CN201820285626.5U CN201820285626U CN208127267U CN 208127267 U CN208127267 U CN 208127267U CN 201820285626 U CN201820285626 U CN 201820285626U CN 208127267 U CN208127267 U CN 208127267U
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- CN
- China
- Prior art keywords
- battery modules
- shell
- battery
- battery pack
- modules
- 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.)
- Expired - Fee Related
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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 discloses a kind of battery packs, the battery pack includes multiple battery modules, protection board and shell, it is serially connected between the multiple battery modules, the inside of the shell limits accommodating chamber, the battery modules are suitable for being limited in the accommodating chamber, the shell is equipped with positive terminal and negative terminal, the positive terminal for the battery modules being serially connected each other is connected with the positive terminal of shell, negative pole end is connected with the negative terminal of the shell, it is connected between the protection board and the node for the multiple battery modules being one another in series by conducting wire, the battery pack further includes：Spininess plug, the spininess plug are connected with the shell, and one end at conducting wire and each concatenated node of battery modules by being connected；And detection device, the detection device is suitable for being connected with the other end of the spininess plug, to monitor the state of each battery modules.The battery pack balancing ability is strong, without dismantling shell, detects and easy to maintain.
Description
Technical field
The utility model relates to field of batteries more particularly to a kind of battery packs.
Background technique
In the prior art, battery pack is in use for some time, it may appear that the voltage or current-unbalance of each mould group, it is existing
Have in technology through the consuming type equalizing resistance on protection board come the voltage or current-unbalance of balanced each mould group, but it is this
Equilibrium side's method euqalizing current is small, and effect is unobvious；And when carrying out the maintenance of battery pack, need to open the shell of battery pack
Body measures the voltage condition of every string battery modules using voltmeter one by one；Furthermore protection board has the battery pack of equalization function,
Trickle charge, low efficiency are carried out with the trickle charger of milliampere grade；Battery pack of the protection board without equalization function, needs to open electricity
Chi Mo group packaging shell gives every string battery supplement electricity with charger one by one, to reach the balance of every string cell voltage.
Summary of the invention
In view of the above-mentioned problems of the prior art, the utility model provides battery pack, the battery pack balancing ability is strong, nothing
Shell need to be dismantled, is detected and easy to maintain.
To achieve the goals above, the utility model provides a kind of battery pack, the battery pack include multiple battery modules,
Protection board and shell are serially connected between the multiple battery modules, and the inside of the shell limits accommodating chamber, institute
It states battery modules to be suitable for being limited in the accommodating chamber, the shell is equipped with positive terminal and negative terminal, each other mutually
The positive terminal of concatenated battery modules is connected with the positive terminal of shell, and negative pole end is suitable for being connected with the negative terminal of the shell, institute
It states protection board to be connected between the negative pole end of battery modules in series with each other and the negative terminal, the battery pack is also wrapped
It includes：Spininess plug, the spininess plug are connected with the shell, and one end is connected by conducting wire with each battery modules
Node at be connected；And detection device, the detection device are suitable for being connected with the other end of the spininess plug, it is each to show
The voltage value of a battery modules, and the state of each battery modules is monitored and controlled.
In the technical scheme, spininess plug is connected with detection device, in this way may be used using after a certain period of time in battery pack
To be shown the voltage of each battery modules in the detection device by detection device, may determine that respectively by detection device
Whether there is voltage difference between a battery modules, once there is voltage difference in battery modules, the detection device can specific aim to phase
The battery modules answered are discharged, and make between each battery modules to be not in voltage difference, and can be rapidly to battery pack
It is overhauled, without dismantling battery pack, substantially increases the efficiency of battery voltage equilibrium.
In addition, battery pack according to the present utility model, can also have following technical characteristic：
Further, card slot is equipped with inside the accommodating chamber, the card slot is suitable for cooperating with the battery modules.
Further, insulating barrier is equipped between each battery modules.
Further, it is connected between the spininess plug and the shell by fastener.
Preferably, it is connected between the spininess plug and the shell by screw, the spininess plug is equipped with multiple
First positioning hole, the shell are equipped with multiple second location holes, multiple first positioning holes and multiple second positioning
Hole corresponds, and the screw sequentially passes through the first positioning hole and the second location hole.
Further, the battery modules include multiple batteries being connected in parallel with each other, and each battery modules are handed over
It is misplaced to set.
Further, it is connected between multiple batteries by connection sheet, forms the battery modules, and the connection sheet
Connect the battery modules that interleaved adjacent is placed.
Preferably, the connection sheet is connect with the anode end or battery cathode end by spot welding.
Preferably, the shell is insulated plastic materials and parts.
Preferably, the two sides of the shell are symmetrically arranged with handle.
According to the battery pack of the utility model embodiment, card slot setting can be more firm by battery modules in accommodating chamber
Solid be fixed in the accommodating chamber of shell, the operation that battery pack can be made safer in this way；By being set between battery modules
Insulating barrier is set, short circuit can occur after a longer time of use to avoid battery modules.
Detailed description of the invention
Fig. 1 is the main view of battery pack；
Fig. 2 is the right view of Fig. 1；
Fig. 3 is the top view of Fig. 1；
Fig. 4 is the perspective view in some direction of Fig. 1；
Fig. 5 is the perspective view of the other direction of Fig. 1；
Fig. 6 is the schematic diagram of battery modules in Fig. 1.
Appended drawing reference:
Battery pack 100；
Battery modules 10；Battery 11；Anode end 111；Battery cathode end 112；Connection sheet 12；
Shell 20；Positive terminal 21；Negative terminal 22；
Spininess plug 30；Fastener 31.
Specific embodiment
1 to Fig. 6 the utility model is described in further detail with reference to the accompanying drawing.
According to a kind of battery pack of the utility model embodiment, as shown in Fig. 1~Fig. 6, the battery pack 100 includes multiple
Battery modules 10, protection board and shell 20 are serially connected between the multiple battery modules 10, the shell 20 it is interior
Portion limits accommodating chamber, and the battery modules 10 are suitable for being limited in the accommodating chamber, and the shell 20 is equipped with anode
Column 21 and negative terminal 22, the positive terminal for the battery modules 10 being serially connected each other are connected with the positive terminal 21 of shell 20, bear
Extremely it is connected with the negative terminal 22 of the shell 20, the protection board is connected to the cathode of battery modules 10 in series with each other
End the negative terminal 22 between, that is to say, that the negative pole end of multiple battery modules 10 being one another in series respectively with the protection
Plate is connected, and the negative terminal 22 is connected with the protection board, and multiple battery modules 10 are integrated in shell 20, can be subtracted in this way
Connection volume between small multiple battery modules 10 makes multiple battery modules 10 being one another in series can be improved 100 electricity of battery pack
While pressure, structure is more compact.The battery pack 100 further includes：Spininess plug 30 and detection device.It is worth noting that
When protection board predominantly prevents battery modules 10 from overshoot, over-discharge, short circuit occur, battery pack 100 is adjusted in time
Control, although protection board can also carry out electric voltage equalization, this portfolio effect is unobvious.
Spininess plug 30, the spininess plug 30 are connected with the shell 20, and one end by conducting wire with it is each described
It is connected at the concatenated node of battery modules 10；Specifically, described " node " is that the battery modules 10 connected adjacent to each other are connected
Tie point, i.e. the connection of the negative pole end or positive terminal of the positive terminal or negative pole end of battery modules 10 and another battery modules 10
Point；Each battery modules 10 can be connect by spininess plug 30 with external detection device by this connection type, in this way
It is convenient that each battery modules 10 are detected.
Detection device, the detection device are suitable for being connected with the other end of the spininess plug 30, each described to show
The voltage value of battery modules 10, and the state of each battery modules 10 is monitored and controlled, specifically, the detection device packet
Analog-to-digital conversion module, display module, control module and metal-oxide-semiconductor module are included, the control module is equipped with first port, Duo Ge
Two-port netwerk and multiple third ports, the display module are connected with the first port, and the D/A converter module includes first
Connecting pin, second connection end and third connecting pin, first connecting pin are connected with second port described in one of them, and described
Two connecting pins and the third connecting pin are adapted to be attached to the both ends of one of them battery modules 10, the metal-oxide-semiconductor module
Including the 4th connecting pin, the 5th connecting pin and the 6th connecting pin, the 4th connecting pin and third port phase described in one of them
Even, the 5th connecting pin and the 6th connecting pin are adapted to be attached to the both ends of one of them battery modules 10.Pass through modulus
Analog signal can be converted to digital signal to show the voltage value of each battery modules 10 by conversion module, pass through detection device
Specific 10 voltage condition of battery modules can be quickly known, when one or several battery modules 10 voltage occurs higher than other batteries
Mould group 10 targetedly discharges to the battery modules of some overtension 10 by the control metal-oxide-semiconductor module of control module, so that
The balance of voltage between each battery modules 10.It is suitable for inserting with the spininess it is worth noting that the detection device is equipped with
The banjo of first 30 adaptation, can fast implement the connection of spininess plug 30 Yu the detection device in this way.
It is understood that spininess plug 30 is connected with detection device using after a certain period of time in battery pack 100, this
Sample can show the voltage of each battery modules 10 in the detection device by detection device, can be with by detection device
Judge whether voltage difference occur between each battery modules 10, once voltage difference occur in battery modules 10, the detection device can
Specific aim discharges to corresponding battery modules 10, makes between each battery modules 10 to be not in voltage difference, and can be with
Rapidly battery pack 100 is overhauled, without dismantling battery pack 100, substantially increases the effect of 100 electric voltage equalization of battery pack
Rate.
In one embodiment of the utility model, card slot is equipped with inside the accommodating chamber, the card slot is suitable for and institute
The cooperation of battery modules 10 is stated, specifically, card slot is arranged symmetrically, for example, card slot can be symmetricly set on inside accommodating chamber
Left and right or front and rear sides, card slot can also be symmetricly set on the two sides up and down inside accommodating chamber, according to the specific knot of shell 20
Structure is rationally arranged, and card slot is symmetrical arranged the accommodating chamber for being fixed on shell 20 that can be stronger by battery modules 10
Operation that is interior, battery pack 100 being made safer in this way.
In one embodiment of the utility model, insulating barrier is equipped between each battery modules 10, that is,
Say, multiple battery modules 10 are isolated from each other using insulating barrier each other, in this way can to avoid battery modules 10 use compared with
Short circuit can occur after long-time, the operation for keeping battery pack 100 safer.
In some embodiments of the utility model, as shown in fig. 1~fig. 5, the spininess plug 30 and the shell 20
Between be connected by fastener 31, body is connected by screw between the spininess plug 30 and the shell 20, the spininess
Plug 30 is equipped with multiple first positioning holes, and the shell 20 is equipped with multiple second location holes, multiple first positioning holes
It is corresponded with multiple second location holes, the screw sequentially passes through the first positioning hole and the second location hole.
Can be by the stronger fixation of spininess plug 30 on the housing 20 by using fastener 31, and disassembly and installation side
Just, convenient for the maintenance in later period and maintenance.
In one embodiment of the utility model, as shown in fig. 6, the battery modules 10 include multiple companies of being connected in parallel to each other
The battery 11 connect, and each battery modules 10 are staggeredly placed, specifically, " being staggeredly placed " of the battery modules 10 is
The anode of one of battery modules 10 and the cathode of another battery modules 10 close on placement, for example, working as battery modules 10 side by side
It places, battery modules 10 are successively staggeredly placed, i.e., the positive or negative pole of one of battery modules 10 and another battery modules 10
Cathode or anode be staggeredly placed, connection space can be saved in this way.
In one embodiment of the utility model, as shown in fig. 6, passing through 12 phase of connection sheet between multiple batteries 11
Even, the battery modules 10 are formed, specifically, by the formation battery modules 10 parallel with one another of connection sheet 12 between battery 11, used
It is positive connection sheet in the connection sheet 12 for connecting multiple anode ends 111, for connecting the connection at multiple battery cathode ends 112
Piece 12 is negative connection sheet；Due to being staggeredly placed between battery modules 10, for example, the positive connection sheet meeting of one of battery modules 10
The cathode for another battery modules 10 that are connected is connected, i.e., the positive connection sheet of one of battery modules 10 is also another battery modules
10 negative connection sheet makes to be connected in series between each battery modules 10 in this way, makes the overall compact concentration of multiple battery modules 10
Together, connection space is saved.
Preferably, the connection sheet 12 is connect with the anode end 111 or battery cathode end 112 by spot welding, will
The positive terminal or negative pole end of connection sheet 12 and battery by spot welding, in this way can by between connection sheet 12 and battery fixedly more
Securely, and spot weld operation is convenient, and joint efficiency is high.
Preferably, the shell 20 is insulated plastic materials and parts, and the material of shell 20 is arranged to insulated plastic materials and parts, on the one hand may be used
Conduction occurs to avoid shell 20, generates in use dangerous；The quality of another aspect plastics it is lighter in transport and
Manufacture, for example, can be POM part, PEEK part etc..
Preferably, the two sides of the shell 20 are symmetrically arranged with handle, can be square by the way that handle is arranged in the two sides of shell 20
Just to the carrying of battery pack 100.
In the description of the utility model, it is to be understood that the instructions such as term " on ", " upper end ", "lower", " lower end "
Orientation or positional relationship is merely for convenience of describing the present invention and simplifying the description, rather than shown in indicating or implying
Device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as practical new to this
The limitation of type.
In addition, term " first ", " second " are used for description purposes only, and should not be understood as indicating or implying relatively important
Property or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Person implicitly includes one or more this feature.The meaning of " plurality " is two or two in the description of the present invention,
More than a, unless otherwise specifically defined.
In the present invention unless specifically defined or limited otherwise, fisrt feature is in the second feature " on " or " down "
It can be that fisrt feature is directly contacted with second feature or the first and second features are by intermediary mediate contact.
In the present invention unless specifically defined or limited otherwise, the arts such as term " connected ", " connection ", " fixation "
Language should broadly understood, for example, it may be being fixedly connected, may be a detachable connection, or be integrally formed；It can be machinery
Connection；It can be directly connected, the connection inside two elements or two can also be can be indirectly connected through an intermediary
The interaction relationship of a element.For the ordinary skill in the art, above-mentioned art can be understood as the case may be
The concrete meaning of language in the present invention.
In the description of the specification of the utility model, reference term " one embodiment ", " some embodiments " etc. are retouched
It states and means that particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained in the utility model extremely
In few one embodiment or example.In the present specification, schematic expression of the above terms are necessarily directed to identical
Embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be in any one or more implementations
It can be combined in any suitable manner in example or example.In addition, without conflicting with each other, those skilled in the art can be by this
Different embodiments or examples described in specification and different embodiments or exemplary feature are combined.
Although the embodiments of the present invention have been shown and described above, it is to be understood that above-described embodiment is
Illustratively, it should not be understood as limiting the present invention, those skilled in the art are in the scope of the utility model
Inside it can make changes, modifications, alterations, and variations to the above described embodiments.
Claims (10)
1. a kind of battery pack, the battery pack (100) includes multiple battery modules (10), protection board and shell (20), described more
It is serially connected between a battery modules (10), the inside of the shell (20) limits accommodating chamber, the battery modules
(10) be suitable for be limited in the accommodating chamber, the shell (20) be equipped with positive terminal (21) and negative terminal (22), each other it
Between the positive terminal of battery modules (10) that is serially connected be connected with the positive terminal (21) of shell (20), negative pole end be suitable for it is described
The negative terminal (22) of shell (20) is connected, the protection board be connected to the negative pole ends of battery modules in series with each other (10) with
Between the negative terminal (22), which is characterized in that the battery pack (100) further includes：
Spininess plug (30), the spininess plug (30) are connected with the shell (20), and one end passes through conducting wire and each institute
It states and is connected at battery modules (10) concatenated node；With
Detection device, the detection device is suitable for being connected with the other end of the spininess plug (30), to show each electricity
The voltage value of Chi Mo group (10), and the state of each battery modules (10) is monitored and controlled.
2. battery pack according to claim 1, which is characterized in that be equipped with card slot, the card slot inside the accommodating chamber
Suitable for cooperating with the battery modules (10).
3. battery pack according to claim 1 or 2, which is characterized in that be equipped between each battery modules (10) exhausted
Edge partition.
4. battery pack according to claim 1, which is characterized in that between the spininess plug (30) and the shell (20)
It is connected by fastener (31).
5. battery pack according to claim 4, which is characterized in that between the spininess plug (30) and the shell (20)
It is connected by screw, the spininess plug (30) is equipped with multiple first positioning holes, and the shell (20) is equipped with multiple second
Location hole, multiple first positioning holes and multiple second location holes correspond, and the screw sequentially passes through described the
A positioning hole and the second location hole.
6. battery pack according to claim 1, which is characterized in that the battery modules (10) include multiple companies of being connected in parallel to each other
The battery connect, and each battery modules (10) are staggeredly placed.
7. battery pack according to claim 6, which is characterized in that pass through connection sheet (12) phase between multiple batteries
Even, it is formed the battery modules (10), and the battery modules (10) that the connection sheet (12) connection interleaved adjacent is placed.
8. battery pack according to claim 7, which is characterized in that the connection sheet (12) and the anode end
(111) or battery cathode end (112) are connected by spot welding.
9. according to claim 1, battery pack described in any one of 2,4,5,6,8, which is characterized in that the shell (20) is exhausted
Edge plastic part.
10. according to claim 1, battery pack described in any one of 2,4,5,6,8, which is characterized in that the shell (20)
Two sides are symmetrically arranged with handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820285626.5U CN208127267U8 (en) | 2018-02-28 | 2018-02-28 | Battery pack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820285626.5U CN208127267U8 (en) | 2018-02-28 | 2018-02-28 | Battery pack |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN208127267U true CN208127267U (en) | 2018-11-20 |
| CN208127267U8 CN208127267U8 (en) | 2019-02-12 |
Family
ID=64204078
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820285626.5U Expired - Fee Related CN208127267U8 (en) | 2018-02-28 | 2018-02-28 | Battery pack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208127267U8 (en) |
-
2018
- 2018-02-28 CN CN201820285626.5U patent/CN208127267U8/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN208127267U8 (en) | 2019-02-12 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CU01 | Correction of utility model |
Correction item: Patentee Correct: XUZHOU YEMA LITHIUM TECHNOLOGY Co.,Ltd. False: XUZHOU YEMA LITHIUM BATTERY TECHNOLOGY Co.,Ltd. Number: 47-01 Volume: 34 Correction item: Patentee Correct: XUZHOU YEMA LITHIUM TECHNOLOGY Co.,Ltd. False: XUZHOU YEMA LITHIUM BATTERY TECHNOLOGY Co.,Ltd. Number: 47-01 Page: The title page Volume: 34 |
|
| CU01 | Correction of utility model | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181120 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |