CN209544445U - Battery pack and vehicle - Google Patents
Battery pack and vehicle Download PDFInfo
- Publication number
- CN209544445U CN209544445U CN201920336273.1U CN201920336273U CN209544445U CN 209544445 U CN209544445 U CN 209544445U CN 201920336273 U CN201920336273 U CN 201920336273U CN 209544445 U CN209544445 U CN 209544445U
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- Prior art keywords
- battery
- battery modules
- battery pack
- partition
- plate
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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 discloses a kind of battery pack and vehicle, the battery pack includes: Battery case;Multiple battery modules, the battery modules are installed in the Battery case;Multiple protective covers, the protective cover are located in the battery modules, and the protective cover includes the side plate positioned at the top plate of the battery modules top surface and positioned at the battery modules two sides, and the protective cover is made of fire proofing material.The battery pack of the utility model, it can be after single battery mould group thermal runaway, flame is effectively prevented to spread to other battery modules, entire battery pack is avoided to be ignited, improve the safety of battery pack, and the still sustainable output electric energy of other battery modules, it prevents the driving force of electric car from interrupting suddenly, promotes the drive safety and stability of driver.
Description
Technical field
The utility model relates to technical field of vehicle manufacture, more particularly, to a kind of battery pack and with the vehicle of the battery pack
?.
Background technique
Electric car is preferred as necessity of the future city vehicles, it is more and more popular with consumers, therefore it
Safety problem is also increasingly taken seriously.The battery pack of current power battery easily causes heat when single battery thermal runaway
Diffusion, causes entire battery pack to be ignited when serious, cause the life security for driving indoor occupant, there are improved spaces.
Utility model content
The utility model aims to solve at least one of the technical problems existing in the prior art.For this purpose, the utility model
One purpose is to propose a kind of battery pack, which has good safety protection structure, and the heat that can avoid battery pack is climing
Prolong.
According to the battery pack of the utility model embodiment, comprising: Battery case;Multiple battery modules, the battery modules
It is installed in the Battery case;Multiple protective covers, the protective cover are located in the battery modules, and the protective cover packet
The side plate positioned at the top plate of the battery modules top surface and positioned at the battery modules two sides is included, the protective cover is fire proofing material
It is made.
According to the battery pack of the utility model embodiment, fire can be effectively prevented after single battery mould group thermal runaway
Flame is spread to other battery modules, and entire battery pack is avoided to be ignited, and improves the safety of battery pack, and other battery modules are still
Sustainable output electric energy, prevents the driving force of electric car from interrupting suddenly, promotes the drive safety and stability of driver.
According to the battery pack of the utility model one embodiment, the height of the side plate is less than the height of the battery modules
So that the lower end of the side plate is spaced apart with the bottom plate of the Battery case.
According to the battery pack of the utility model one embodiment, the top plate is equipped with deep gouge.
According to the battery pack of the utility model one embodiment, further includes: partition, the partition and the battery modules
Side wall is arranged in parallel, and the upper end of the partition compresses the upper cover of the Battery case, and the lower end of the partition compresses the battery
The bottom plate of cabinet, the partition are made of fire proofing material.
According to the battery pack of the utility model one embodiment, the partition is fixedly connected with the upper cover, and on to
Lower extension.
According to the battery pack of the utility model one embodiment, the partition is located at the side of two adjacent protective covers
Between plate.
According to the battery pack of the utility model one embodiment, between the side wall of two adjacent battery modules and
The partition is equipped between the side wall of the battery modules of outer ring and the side wall of the Battery case.
According to the battery pack of the utility model one embodiment, further includes: side protective plate, the side protective plate are installed on outer
Between the battery modules of side and the side wall of the Battery case.
According to the battery pack of the utility model one embodiment, the side protective plate is equipped with for being electrically connected with alarm
Device for fusing triggers the alarm when reaching predetermined value with the temperature in the side protective plate.
The utility model also proposed a kind of vehicle.
According to the vehicle of the utility model embodiment, it is provided with battery pack described in any of the above-described kind of embodiment.
Possessed advantage is identical compared with the existing technology for the vehicle and above-mentioned battery pack, and details are not described herein.
The additional aspect and advantage of the utility model will be set forth in part in the description, partially will be from following description
In become obvious, or recognized by the practice of the utility model.
Detailed description of the invention
The above-mentioned and/or additional aspect and advantage of the utility model from the description of the embodiment in conjunction with the following figures will
Become obvious and be readily appreciated that, in which:
Fig. 1 is the schematic diagram according to the battery pack (containing protective cover, side protective plate) of the utility model embodiment;
Fig. 2 is the structural schematic diagram according to the upper cover of the battery pack of the utility model embodiment.
Appended drawing reference:
Battery pack 100,
Battery modules 1, protective cover 2, top plate 21, deep gouge 22, side plate 23, partition 3, side protective plate 4, upper cover 5.
Specific embodiment
The embodiments of the present invention are described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning
Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng
The embodiment for examining attached drawing description is exemplary, and is only used for explaining the utility model, and should not be understood as to the utility model
Limitation.
Below with reference to Fig. 1-Fig. 2 description according to the battery pack 100 of the utility model embodiment, which has peace
Battery modules 1 can be effectively spaced apart by full protection structure, can will have the battery core in single battery core thermal diffusion
Battery modules 1 are effectively spaced apart with other battery modules 1, and then thermal runaway is avoided to spread to battery modules 1 around, improve electricity
The safety of pond packet 100, improves the drive safety of cockpit.
As shown in Figure 1, according to the battery pack 100 of the utility model embodiment, comprising: Battery case, battery modules 1 and anti-
Protecting cover 2.
As shown in Figure 1, battery modules 1 be it is multiple, multiple battery modules 1 are installed in Battery case, and multiple battery moulds
Group 1 is spaced apart setting, can avoid being in close contact between two neighboring battery modules 1 as a result, prevents two adjacent battery modules
The 1 heat superposition generated, prevents the aggregation of 1 heat of battery modules from causing overheat, improves the safety of battery modules 1.
As shown in Figure 1, multiple battery modules 1 are evenly spaced apart arrangement, and multiple battery modules 1 are in matrix arrangement,
As shown in Figure 1, the spacing between two battery modules 1 of arbitrary neighborhood along longitudinal direction is fixed value, so that each electricity along longitudinal direction
Spacing between Chi Mo group 1 is relatively uniform, as shown in Figure 1, the spacing between two battery modules 1 of arbitrary neighborhood transversely is
Fixed value so that the spacing between each battery modules 1 transversely is relatively uniform, as a result, multiple battery modules 1 uniformly, have
It is spaced apart to sequence and is distributed in Battery case, that is, effectively prevent thermal diffusion and heat aggregation, and battery modules 1 are arranged
It is more regular, reasonable, convenient for the integral layout of battery pack 100, improve the security performance of battery pack 100.
Protective cover 2 be it is multiple, protective cover 2 is located in battery modules 1, i.e., multiple protective covers 2 are set in correspondingly
In multiple battery modules 1, two neighboring battery modules 1 are spaced apart by protective cover 2, i.e., each battery modules 1 pass through protection
Lid 2 is isolated with adjacent battery modules 1, in this way, when a generation thermal runaway in multiple battery modules 1, the battery modules 1
The flame of generation does not spread to other battery modules 1, avoids other battery modules 1 from being ignited, prevents the appearance of process effects,
The safety for improving battery pack 100 prevents the entirety of battery pack 100 is out of control from jeopardizing cockpit.
As a result, after 1 thermal runaway of single battery mould group, the still sustainable output electric energy of other battery modules 1 prevents electric car
Driving force interrupt suddenly, improve the safety of electric car, promote the drive safety of driver.
Wherein, as shown in Figure 1, protective cover 2 includes top plate 21 and side plate 23, top plate 21 is located at the top surface of battery modules 1, side
Plate 23 is located at the two sides of battery modules 1, as shown in Figure 1, the upper end of side plate 23 is connected with top plate 21, and the face setting of top plate 21
Two sides be connected respectively with the upper end of two side plates 23.Top plate 21 and two side plates 23 are connected as one, and 21 He of top plate
Side plate 23 limits the installation cavity of both ends and open at its lower end, can cover at protective cover 2 outside battery modules 1, so that battery modules 1
In installation cavity.
In this way, side plate 23 can play a protective role to the side of battery modules 1, and side plate 23 is by two neighboring battery modules
1 is spaced apart, and the electricity piece of 1 top of battery modules is spaced apart by top plate 21, and the thermal runaway of battery modules 1 is avoided to damage electricity piece
It is bad, wherein the bottom of battery modules 1 is contacted with the bottom of Battery case, i.e., the flame of battery modules 1 will not be spread downwards.By
Each battery modules 1 are carried out effectively security protection by protective cover 2, to prevent 1 propagation of flame of battery modules to whole by this
Body battery pack 100 optimizes the safeguard procedures of battery modules 1, improves the security performance of battery modules 1.Protective cover 2 is fire proofing material
It is made, i.e., protective cover 2 is ignited for can avoid itself while protection remittance mould group.
According to the battery pack 100 of the utility model embodiment, can effectively prevent after 1 thermal runaway of single battery mould group
Only flame is spread to other battery modules 1, and entire battery pack 100 is avoided to be ignited, and improves the safety of battery pack 100, and its
The still sustainable output electric energy of its battery modules 1, prevents the driving force of electric car from interrupting suddenly, promotes the driving safety of driver
Property and stability.
In some embodiments, the height of side plate 23 be less than battery modules 1 height so that side plate 23 lower end and battery
The bottom plate of cabinet is spaced apart, in this way, the height of side plate 23 will not cause to limit to the mounting height of entire mould group, mountable height
Biggish battery modules 1, to increase the capacitance of battery.
As shown in Figure 1, top plate 21 is equipped with deep gouge 22, and the part that top plate 21 and side plate 23 are connected is spaced apart with deep gouge 22,
Deep gouge 22 can reduce the whole thickness of top plate 21, in this way, can reduce anti-while guaranteeing top plate 21 and 23 bonding strength of side plate
The whole weight of protecting cover 2, material needed for reducing top plate 21 save the production cost of protective cover 2.
In some embodiments, as shown in Fig. 2, battery pack 100 further include: partition 3.
Partition 3 and the side wall of battery modules 1 are arranged in parallel, and the interval between two adjacent groups battery modules 1 is greater than partition 3
Thickness realize the isolation effect to battery modules 1 so that partition 3 can be successfully packed between two groups of battery modules 1,
In, the upper end of partition 3 compresses the upper cover 5 of Battery case, and the lower end of partition 3 compresses the bottom plate of Battery case, in this way, partition 3
Upper and lower ends are pressed against each other with Battery case, and the upper and lower ends of two neighboring battery modules 1 are spaced apart by partition 3 as a result, into
And prevent the propagation of flame of battery modules 1.Wherein, partition 3 is made of fire proofing material, if partition 3 is micarex and heat-preservation cotton material
Matter is made, and partition 3 is single thermal insulation board composition of the heat-conducting of multilayer different-thickness, can be by adjusting the position of different heat-conducting layers
It sets and thickness, to cooperate with heat insulation.In this way, protective cover 2 is for can avoid itself while remittance mould group is isolated
It is ignited.
As shown in Fig. 2, partition 3 is fixedly connected with upper cover 5, and partition 3 extends from top to bottom, i.e., the upper end of partition 3 with it is upper
Lid 5 is connected, and the lower end of partition 3 is free end, and the space between two neighboring partition 3 exists as a result, for avoiding battery modules 1
During battery pack 100 is installed, after multiple battery modules 1 installs fixation in Battery case, then upper cover 5 is anchored to cabinet
On, set multiple partitions 3 are inserted into correspondingly in the gap between multiple battery modules 1 in upper cover 5, and upper cover 5 is installed
After stabilization, the lower end of partition 3 compresses the bottom plate of Battery case, so that battery modules 1 are spaced apart by partition 3, in this way, can be in monomer
After 1 thermal runaway of battery modules, propagation of flame is prevented, improves the safety of battery pack 100.
Wherein, partition 3 is located between the side plate 23 of two adjacent protective covers 2, in this way, partition 3 and side can be to adjacent
Two battery modules 1 play the role of dual resisteance, greatly improve the security performance of battery modules 1.
Partition 3, the side wall and battery case of the battery modules 1 of outer ring are equipped between the side wall of two adjacent battery modules 1
Partition 3 is equipped between the side wall of body, i.e., the outside of any battery modules 1 is equipped with partition 3, in this way, can not only prevent battery mould
The flame that group 1 generates is spread to adjacent battery modules 1, blocks the fire origin of battery pack 100, while can avoid outermost electricity
The side wall high-temperature baking of 1 pair of Battery case of Chi Mo group guarantees that the overall structure of Battery case is stablized, avoids overheating deforming, improve
The safety of Battery case.
As shown in Figure 1, battery pack 100 further include: side protective plate 4.
Side protective plate 4 is located between the battery modules 1 and the side wall of Battery case in outside, in this way, side protective plate 4 can prevent
Flame in battery pack 100 and then avoids the side wall of Battery case by high-temperature baking to the sidewall diffusion of Battery case, guarantees electricity
The overall structure of pond cabinet is stablized, and avoids overheating deforming, improves the safety of Battery case.It should be noted that battery pack 100
Fire origin multidigit in battery plus-negative plate both ends, side protective plate 4 helps to force down fire source as a result, convenient for control fire source it is climing
Prolong speed.
Wherein, the lower end of side protective plate 4 can be fixedly connected with the bottom plate of Battery case, so that battery modules 1 pass through always
Side protective plate 4 is spaced apart with the side of Battery case, and after upper cover 5 is installed on Battery case, and partition 3 is inserted into side protective plate 4
Between battery modules 1, i.e., side protective plate 4 is located at 3 outside of partition, and side protective plate 4 and partition 3 are to outermost battery as a result,
Mould group 1 forms Double-protection, can enhance the protective performance of battery modules 1.
In some embodiments, side protective plate 4 is equipped with device for fusing, device for fusing for being electrically connected with alarm, with
The temperature of side protective plate 4 triggers alarm when reaching predetermined value, i.e., in battery pack 100 when the temperature is excessively high, device for fusing overheat
Fusing, and then trigger alarm, the capable of emitting alarm signal of alarm, to remind occupant to evacuate.
The utility model also proposed a kind of vehicle.
According to the vehicle of the utility model embodiment, the battery pack 100 equipped with above-described embodiment, vehicle can be electronic vapour
Vehicle, the safeguard structure in battery pack 100 can inhibit fire spreading after battery modules 1 are on fire, avoid battery pack 100 is too fast from drawing
Combustion extends thermal runaway pre-warning time, prevents and flees from convenient for personnel safety, improves the security performance of vehicle.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " illustrative examples ",
The description of " example ", " specific example " or " some examples " etc. means specific features described in conjunction with this embodiment or example, knot
Structure, material or feature are contained at least one embodiment or example of the utility model.In the present specification, to above-mentioned art
The schematic representation of language may not refer to the same embodiment or example.Moreover, description specific features, structure, material or
Person's feature can be combined in any suitable manner in any one or more of the embodiments or examples.
While there has been shown and described that the embodiments of the present invention, it will be understood by those skilled in the art that:
These embodiments can be carried out with a variety of variations, modification, replacement in the case where not departing from the principles of the present invention and objective
And modification, the scope of the utility model are defined by the claims and their equivalents.
Claims (10)
1. a kind of battery pack (100) characterized by comprising
Battery case;
Multiple battery modules (1), the battery modules (1) are installed in the Battery case;
Multiple protective covers (2), the protective cover (2) is located on the battery modules (1), and the protective cover (2) includes position
Top plate (21) in the battery modules (1) top surface and the side plate (23) positioned at the battery modules (1) two sides, the protective cover
(2) it is made of fire proofing material.
2. battery pack (100) according to claim 1, which is characterized in that the height of the side plate (23) is less than the electricity
The height of Chi Mo group (1) is so that the lower end of the side plate (23) is spaced apart with the bottom plate of the Battery case.
3. battery pack (100) according to claim 1, which is characterized in that the top plate (21) is equipped with deep gouge (22).
4. battery pack (100) according to claim 1, which is characterized in that further include: partition (3), the partition (3) with
The side wall of the battery modules (1) is arranged in parallel, and the upper end of the partition (3) compresses the upper cover (5) of the Battery case, described
The lower end of partition (3) compresses the bottom plate of the Battery case, and the partition (3) is made of fire proofing material.
5. battery pack (100) according to claim 4, which is characterized in that the partition (3) and the upper cover (5) are fixed
Connection, and extend from top to bottom.
6. battery pack (100) according to claim 4, which is characterized in that the partition (3) is located at described in adjacent two
Between the side plate (23) of protective cover (2).
7. battery pack (100) according to claim 4, which is characterized in that the side of the battery modules (1) of adjacent two
The partition is equipped between the side wall of the battery modules (1) and the side wall of the Battery case of between wall and outer ring
(3)。
8. battery pack described in any one of -7 (100) according to claim 1, which is characterized in that further include: side protective plate (4),
The side protective plate (4) is installed between the battery modules (1) and the side wall of the Battery case in outside.
9. battery pack (100) according to claim 8, which is characterized in that the side protective plate (4) be equipped with for alarm
The device for fusing of device electrical connection, triggers the alarm when reaching predetermined value with the temperature in the side protective plate (4).
10. a kind of vehicle, which is characterized in that be equipped with battery pack as claimed in any one of claims 1-9 wherein (100).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201920336273.1U CN209544445U (en) | 2019-03-15 | 2019-03-15 | Battery pack and vehicle |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201920336273.1U CN209544445U (en) | 2019-03-15 | 2019-03-15 | Battery pack and vehicle |
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Publication Number | Publication Date |
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CN209544445U true CN209544445U (en) | 2019-10-25 |
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ID=68275321
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111343812A (en) * | 2020-03-06 | 2020-06-26 | Oppo广东移动通信有限公司 | Fire retardant housing and electronic equipment |
CN112531298A (en) * | 2020-12-02 | 2021-03-19 | 湖北平安电工股份有限公司 | Protection plate core, battery pack protection plate using same and vehicle battery protection system |
CN114843673A (en) * | 2022-04-08 | 2022-08-02 | 苏州市华盛源机电有限公司 | Machining method for upper shell of light-weight electric automobile battery pack |
-
2019
- 2019-03-15 CN CN201920336273.1U patent/CN209544445U/en active Active
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111343812A (en) * | 2020-03-06 | 2020-06-26 | Oppo广东移动通信有限公司 | Fire retardant housing and electronic equipment |
CN112531298A (en) * | 2020-12-02 | 2021-03-19 | 湖北平安电工股份有限公司 | Protection plate core, battery pack protection plate using same and vehicle battery protection system |
CN112531298B (en) * | 2020-12-02 | 2022-03-29 | 湖北平安电工科技股份公司 | Protection plate core, battery pack protection plate using same and vehicle battery protection system |
CN114843673A (en) * | 2022-04-08 | 2022-08-02 | 苏州市华盛源机电有限公司 | Machining method for upper shell of light-weight electric automobile battery pack |
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