CN110459717A - Fixed beam and battery pack for battery pack - Google Patents
Fixed beam and battery pack for battery pack Download PDFInfo
- Publication number
- CN110459717A CN110459717A CN201910872240.3A CN201910872240A CN110459717A CN 110459717 A CN110459717 A CN 110459717A CN 201910872240 A CN201910872240 A CN 201910872240A CN 110459717 A CN110459717 A CN 110459717A
- Authority
- CN
- China
- Prior art keywords
- fixed beam
- battery pack
- tank wall
- battery modules
- ontology
- 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.)
- Pending
Links
- 238000001816 cooling Methods 0.000 claims description 12
- 239000007787 solid Substances 0.000 claims description 6
- 238000001125 extrusion Methods 0.000 claims description 4
- 229910052751 metal Inorganic materials 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 239000004744 fabric Substances 0.000 claims 3
- 238000010586 diagram Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000004079 fireproofing Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2220/00—Batteries for particular applications
- H01M2220/20—Batteries in motive systems, e.g. vehicle, ship, plane
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The present invention provides a kind of fixed beams and battery pack for battery pack.The fixed beam for being used for battery pack includes: fixed beam ontology;Battery modules fixing piece, battery modules fixation kit extend from the side wall of fixed beam ontology, and battery modules fixing piece is for fixing the bottom of battery modules and battery pack in battery pack;Case lid fixing piece, case lid fixing piece are arranged on the roof of fixed beam ontology, and case lid fixing piece is for fixing the case lid of fixed beam ontology and battery pack;And tank wall fixing piece, tank wall fixing piece are arranged on fixed beam ontology, tank wall fixing piece is for fixing the tank wall of fixed beam ontology and battery pack.Preferably battery modules and battery pack cabinet can be fixed for fixed beam of the present invention for battery pack, fixing intensity is high, it is easy to use, and the structural strength and mounting stability of the battery pack using the fixed beam are improved, improve the service life and safety of the battery pack using the fixed beam.
Description
Technical field
The present invention relates to field of batteries, more particularly, to a kind of fixed beam and battery pack for battery pack.
Background technique
Currently, lithium ion battery is because of its voltage stabilization, capacity is high, energy density is big, have extended cycle life, environmental-friendly etc. excellent
Gesture is widely used in the equipment such as video camera, mobile phone, laptop, electric vehicle.As people are to electronic
The requirement of the battery durable ability of the equipment such as the vehicles is higher and higher, for the battery backpack body in the equipment such as electric vehicle
Product is also increasing.Quantity with the increase of battery pack volume, i.e. battery modules in battery pack increases, battery pack entirety
Structural strength is used for performance with great influence.For example, the structural strength of battery pack will affect its service life and make
With safety etc..
Summary of the invention
The present invention is directed at least solve one of the technical problems existing in the prior art.For this purpose, one object of the present invention
It is to propose a kind of fixed beam and battery pack for battery pack, which can be preferably by battery mould
Group is fixed with battery pack cabinet, and fixing intensity is high, and the overall structural strength using the battery pack of the fixed beam is preferable, uses
Service life and safety in utilization are higher.
In one aspect of the invention, the invention proposes a kind of fixed beam for battery pack, realities according to the present invention
Example is applied, which includes: fixed beam ontology;Battery modules fixing piece, the battery modules fixation kit
Extend from the side wall of the fixed beam ontology, the battery modules fixing piece be used for by the battery pack battery modules and
The bottom of the battery pack is fixed;Case lid fixing piece, the case lid fixing piece are arranged on the roof of the fixed beam ontology, institute
Case lid fixing piece is stated for fixing the case lid of the fixed beam ontology and the battery pack;And tank wall fixing piece, the case
Wall fixing piece is arranged on the fixed beam ontology, and the tank wall fixing piece is used for the fixed beam ontology and the battery pack
Tank wall fix.
Fixed beam of the present invention for battery pack can detachably connect with the cabinet and battery modules of battery pack
It connects, manufactures and use is more flexible and convenient, also, the battery modules by extending from the side wall of fixed beam ontology are fixed
Preferably the bottom of battery modules and battery pack in battery pack can be fixed for part, by being arranged in fixed beam ontology
Roof on case lid fixing piece, the case lid of fixed beam ontology and battery pack can be fixed, and by setting solid
Determine the tank wall fixing piece on beam ontology, the tank wall of fixed beam ontology and battery pack can be fixed, this is used for battery pack as a result,
Fixed beam preferably the cabinet of battery modules and battery pack in battery pack can be fixed, fixing intensity height improves use
The overall structural strength and mounting stability of the battery pack of the fixed beam, improve its service life and safety in utilization.
In some embodiments of the invention, the fixed beam ontology includes the roof, bottom wall and the side wall, institute
Stating side wall includes the first side wall and second sidewall, and the roof and the bottom wall are oppositely arranged in a first direction, and described first
Side wall and the second sidewall are oppositely arranged along the second direction vertical with the first direction, and with the roof and described
Bottom wall is connected, wherein the first direction and the second direction are each perpendicular to the extending direction of the fixed beam ontology.
Optionally, the fixed beam includes multiple battery modules fixing pieces, multiple battery modules fixing pieces point
Do not extend from the first side wall of the fixed beam ontology and the second sidewall, multiple battery modules fixing pieces
It is spaced apart along the extending direction of the fixed beam ontology.
Optionally, the battery modules fixing piece includes: the fixed ontology of battery modules, the fixed ontology of the battery modules from
The side wall of the fixed beam ontology extends, and vertical with the side wall;Battery modules fixation hole, the battery modules are solid
Hole is determined through the fixed ontology of the battery modules;Battery modules fixing bolt, the battery mould fixing bolt and the battery mould
Group fixation hole cooperates, for fixing the battery modules in the fixed beam ontology and the battery pack, and by institute
The bottom for stating battery modules and the battery pack is fixed.
Optionally, the fixed beam further comprises: multiple case lid fixing pieces, multiple case lid fixing pieces are along institute
The extending direction arranged for interval of fixed beam ontology is stated, the case lid fixing piece includes: case lid fixing piece ontology, the case lid
Fixing piece ontology is upwardly extended from the roof of the fixed beam ontology;Case lid fixation hole, the case lid fixation hole setting exist
The inside of the case lid fixing piece ontology;Case lid fixing bolt, the case lid fixing bolt and the case lid fixation hole phase interworking
It closes, for fixing the case lid of the fixed beam ontology and the battery pack.
Optionally, the tank wall fixing piece includes: the first tank wall fixation hole, and the first tank wall fixation hole is arranged described
The both ends of the extending direction along the fixed beam ontology of fixed beam ontology, and in said first direction through described solid
Determine Liang Benti;Tank wall fixes ontology, and the fixed ontology of the tank wall includes orthogonal first face and the second face, first face
It is fixedly connected for the tank wall with the battery pack;Second tank wall fixation hole, the second tank wall fixation hole is through described
Second face;Tank wall fixing bolt, the tank wall fixing bolt and the first tank wall fixation hole, the second tank wall fixation hole phase
Mutually cooperation, for fixing the tank wall of the fixed beam ontology and the battery pack.
In some embodiments of the invention, the fixed beam ontology is by metal punching welding fabrication, or by plate
Material extrusion forming.
In another aspect of this invention, the present invention provides a kind of battery packs, according to an embodiment of the invention, the battery pack
It include: cabinet, the cabinet includes case lid, bottom and tank wall, and the tank wall includes the first tank wall, the second tank wall, third case
Wall and the 4th tank wall, the case lid and the bottom are oppositely arranged in a first direction, first tank wall and described second
Tank wall is oppositely arranged along the second direction vertical with the first direction, and is connected with the bottom, the third tank wall and institute
State the 4th tank wall and be oppositely arranged along the third direction vertical with the first direction and the second direction, and with the case
Bottom and first tank wall, second tank wall are connected;Battery modules, the battery modules are arranged in the box house;
And mentioned-above fixed beam, the fixed beam and the cabinet and the battery modules are detachably connected.
In some embodiments of the invention, the battery pack includes spaced apart multiple rows of described along the second direction
Battery modules, battery modules described in every row include multiple battery modules being arranged side by side along the third direction, the electricity
Chi Bao includes multiple along the spaced apart fixed beam of the second direction, the extending direction of the fixed beam and the third
Direction is identical, and the fixed beam is located at the adjacent two rows battery modules in the bottom in the orthographic projection in the bottom
Orthographic projection between, each fixed beam fixes adjacent two rows of battery modules and the bottom.
In some embodiments of the invention, the battery pack further comprises: insulating unit, the insulating unit covering
The battery modules;The battery modules are arranged in close to the side of the bottom in cooling unit, the cooling unit, described cold
But unit is used to cool down to the battery modules.
Detailed description of the invention
Fig. 1 is the partial structure diagram described in the embodiment of the present invention for the fixed beam of battery pack;
Fig. 2 is the using state structure diagram described in the embodiment of the present invention for the fixed beam of battery pack;
Fig. 3 is the partial structure diagram described in the embodiment of the present invention for the use state of the fixed beam of battery pack;
Fig. 4 is the disassemblying structure schematic diagram of battery pack described in the embodiment of the present invention;And
Fig. 5 is the structural schematic diagram of battery pack described in the embodiment of the present invention.
Appended drawing reference:
Battery pack 100, fixed beam 10, fixed beam ontology 11, battery modules fixing piece 12, the fixed ontology 121 of battery modules,
Battery modules fixation hole 122, battery modules fixing bolt 123, case lid fixing piece 13, case lid fixing piece ontology 131, case lid is fixed
Hole 132, case lid fixing bolt 133, tank wall fixing piece 14, the first tank wall fixation hole 141, the fixed ontology 142 of tank wall, the second tank wall
Fixation hole 143, tank wall fixing bolt 144;Battery modules 20;Cabinet 30, case lid 31, bottom 32, tank wall 33;Insulating unit 40;
Cooling unit 50.
Specific embodiment
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end
Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached
The embodiment of figure description is exemplary, and for explaining only the invention, and is not considered as limiting the invention.
In the description of the present invention, it is to be understood that, term " side ", " extension ", "top", "bottom", " opposite ", "
Every ", " adjacent ", " running through ", "upper", the instructions such as "lower" orientation or positional relationship be that orientation based on the figure or position are closed
System, is merely for convenience of description of the present invention and simplification of the description, rather than the device or element of indication or suggestion meaning must have
Specific orientation is constructed and operated in a specific orientation, therefore is not considered as limiting the invention.
In addition, term " first ", " second ", " third ", " the 4th " are used for description purposes only, and should not be understood as instruction or
It implies relative importance or implicitly indicates the quantity of indicated technical characteristic." first ", " second ", " are defined as a result,
Three ", the feature of " the 4th " can explicitly or implicitly include one or two or more this feature.
In one aspect of the invention, the invention proposes a kind of fixed beams for battery pack.Reality according to the present invention
Example is applied, with reference to Fig. 1-Fig. 4, which may include: fixed beam ontology 11, battery modules fixing piece
12, case lid fixing piece 13 and tank wall fixing piece 14, wherein battery modules fixing piece 12 can be from the side wall of fixed beam ontology 11
Extend, battery modules fixing piece 12 can be fixed by the bottom 32 of battery modules 20 and battery pack 100 in battery pack 100, case
Lid fixing piece 13 may be provided on the roof of fixed beam ontology 11, and case lid fixing piece 13 can be by fixed beam ontology 11 and battery pack
100 case lid 31 is fixed, and tank wall fixing piece 14 is arranged on fixed beam ontology 11, and tank wall fixing piece 14 can be by fixed beam ontology 11
It is fixed with the tank wall 33 of battery pack 100.
Fixed beam 10 according to an embodiment of the present invention, can with the cabinet of battery pack 100 (such as case lid 31, bottom 32 with
And tank wall 33) and battery modules 20 be detachably connected, manufacture and use be more flexible and convenient, also, by from fixed beam
The battery modules fixing piece 12 that the side wall of ontology 11 extends, can be by the battery modules 20 and battery pack 100 in battery pack 100
Bottom 32 be fixed, the case lid fixing piece 13 on roof by the way that fixed beam ontology 11 is arranged in can be by fixed beam sheet
Body 11 and the case lid of battery pack 100 31 are fixed, and the tank wall fixing piece 14 by being arranged on fixed beam ontology, can be with
Fixed beam ontology 11 and the tank wall of battery pack 100 33 is fixed.The fixed beam 10 can preferably will be in battery pack 100 as a result,
Battery modules 20 and battery pack 100 cabinet 30 it is fixed, fixing intensity is high, the overall structural strength of the battery pack 100 of formation
Preferably, mounting stability is high, and service life and safety in utilization are higher.
In some embodiments of the invention, with reference to Fig. 1, fixed beam ontology 11 may include roof, bottom wall and side wall
(not marking in figure), side wall may include the first side wall and second sidewall, wherein roof and bottom wall are in a first direction (in figure not
Mark, first direction can be up and down direction) on be oppositely arranged, the first side wall and second sidewall are along vertical with first direction the
Two directions are oppositely arranged, and are connected with roof and bottom wall, also, first direction and second direction are each perpendicular to fixed beam ontology
11 extending direction.The structure of the fixed beam 10 is simple as a result, and structural strength is preferable.
Specifically, fixed beam ontology 11 can be by metal punching welding fabrication, or by plate extrusion forming, example
Such as, punch welding can be carried out to aluminum profile, or extrusion forming is carried out to aluminum profile, form fixed beam ontology 11.As a result, may be used
With using better simply technique make fixed beam ontology 11, and make fixed beam ontology 11 be hollow structure, lighter weight and
Intensity is preferable, when which is used in battery pack 100, will not only dramatically increase the weight of battery pack 100, but also can be compared with
The intensity of battery pack 100 is improved well.
Specifically, with reference to Fig. 1, fixed beam 10 may include multiple battery modules fixing pieces 12, and multiple battery modules are fixed
Part 12 extends from the first side wall and second sidewall of fixed beam ontology 11 respectively, and multiple battery modules fixing pieces 12 are along solid
The extending direction for determining beam ontology 12 is spaced apart.Multiple battery modules fixing pieces 12 can be respectively by multiple battery modules as a result,
20 and the bottom 32 of battery pack 100 be fixed, also, multiple battery modules 20 can be connected to one by fixed beam ontology 11
It rises (holding tightly together), forms a unified entirety, further increase the integrally-built intensity of battery pack 100, and can
Significantly to promote entire 100 mode of battery pack and anti-vibration fatigue capability, battery life is improved.
Specifically, multiple battery modules fixing pieces 12 can be arranged in a one-to-one correspondence with multiple battery modules 20 with reference to Fig. 2,
Number, spacing distance and distribution mode of multiple battery modules fixing pieces 12 etc. can be according to the battery moulds in battery pack 100
Number, size and the distribution situation etc. of group 20 are designed, and the application range of the fixed beam 10 is wider as a result, can be applicable in
In the battery pack 100 of different sizes and size, and it can preferably improve the integral strength of battery pack 100.
Specifically, battery modules fixing piece 12 can be detachably connected with battery modules 20, for example, battery modules fixing piece
12 can be bolted with battery modules 20.Specifically, battery modules fixing piece 12 may include: battery mould with reference to Fig. 3
The fixed ontology 121 of group, battery modules fixation hole 122 and battery modules fixing bolt 123, wherein the fixed ontology of battery modules
121 extend from the side wall of fixed beam ontology 11, and vertical with the side wall of fixed beam ontology 11, and battery modules fixation hole 122 exists
First party extends upward through the fixed ontology 121 of battery modules, and battery modules fixing bolt 123 and battery modules fixation hole 122 are mutual
Cooperation, for the battery modules 20 in fixed beam ontology 11 and battery pack 100 are fixed, and by battery modules 20 and battery pack
100 bottom 32 is fixed.The battery modules fixing piece 12 can be preferably by battery modules 20 and fixed beam 10 and electricity as a result,
The bottom 32 of pond packet 100 is fixed, and further increases the integrally-built intensity of battery pack 100, and the battery modules are fixed
To be detachably connected between part 12 and battery modules 20, installing and dismounting etc. is more convenient.
Specifically, with reference to Fig. 1, fixed beam 10 may further include multiple case lid fixing pieces 13, multiple case lid fixing pieces
13 can be along the extending direction arranged for interval of fixed beam ontology 11.It, can as a result, by the multiple case lid fixing pieces 13 being spaced apart
Preferably fixed beam ontology 11 and case lid 31 to be fixed, and then can be by multiple battery modules 20 in battery pack 100
It is fixed with case lid 31, improves battery pack 100 whole structural strength and compactedness, also, the case lid fixing piece 13 can
, can be to avoid the vibrated dynamic deformation of case lid 31 with preferably supporting box cover 31, and can be vibrated to avoid case lid 31 and generate noise, into
One step improves the integrally-built intensity of battery pack 100 and service performance.Also, it can also be by battery pack by case lid fixing piece 13
100 are installed with electrical equipment (such as electric car etc.), and the firm of the installation of battery pack 100 and electrical equipment can be improved
Property, the security performance of battery pack 100 Yu electrical equipment can be improved.
Specifically, case lid fixing piece 13 can be detachably connected with case lid 31, for example, case lid fixing piece 13 can and case lid
31 are bolted.More specifically, case lid fixing piece 13 may include: case lid fixing piece ontology with reference to Fig. 1 and Fig. 3
131, case lid fixation hole 132 and case lid fixing bolt 133, wherein case lid fixing piece ontology 131 is from the top of fixed beam ontology 11
Wall upwardly extends, and the inside of case lid fixing piece ontology 131 is arranged in case lid fixation hole 131, and case lid fixing bolt 133 and case lid are solid
Determining hole 131 can cooperate, and fixed beam ontology 11 and the case lid of battery pack 100 31 is fixed.The case lid fixing piece 13 as a result,
Preferably the case lid 31 of fixed beam 10 and battery pack 100 can be fixed, further increase 100 overall structure of battery pack
Intensity, and to be detachably connected between the case lid fixing piece 13 and fixed beam 10, installing and dismounting etc. is more convenient.
Specifically, tank wall fixing piece 14 is used for and the tank wall 33 of battery pack 100 is fixed, specifically, fixed beam 10 can
To include two tank wall fixing pieces 14, and two tank wall fixing pieces 14 can be set and extend along on direction in fixed beam ontology 11
Both ends, thus, it is possible to which two be oppositely arranged the tank wall 33 of fixed beam ontology 11 and battery pack 100 is fixed.Specifically
, with reference to Fig. 3, tank wall fixing piece 14 may include: the first tank wall fixation hole 141, tank wall fixes ontology 142, the second tank wall is consolidated
Determine hole 143 with tank wall fixing bolt 144, wherein the first tank wall fixation hole 141 be arranged in fixed beam ontology 11 along fixed beam sheet
The both ends of the extending direction of body 11, and run through fixed beam ontology 11 in a first direction, the fixed ontology 142 of tank wall may include phase
Mutually vertical the first face and the second face, the first face can be fixedly connected with the tank wall 33 of battery pack 100, for example, the first face can be with
It is welded on tank wall 33, the second tank wall fixation hole 143 runs through the second face, tank wall fixing bolt 144 and the first tank wall fixation hole
141, the second tank wall fixation hole 143 cooperates, and fixed beam ontology 11 and the tank wall of battery pack 100 33 is fixed.The case as a result,
Fixed beam 10 and the tank wall 33 of battery pack 100 are preferably fixed wall fixing piece 14, and then by the fixed beam 10, can be with
The cabinet of multiple battery modules 20 and battery pack 100 is fixed securely, further improves the overall structure of battery pack
Intensity, and then entire 100 mode of battery pack and anti-vibration fatigue capability can be significantly promoted, improve battery life.
In summary, fixed beam 10 according to an embodiment of the present invention, can be preferably by multiple battery modules 20 and battery
The cabinet (case lid, bottom and tank wall) of packet 100 is fixed, and multiple battery modules 20 can be held tightly firm whole for one
Body, the overall structural strength using the battery pack 100 of the fixed beam 10 is preferable, can promote entire 100 mode of battery pack and resist
Vibrating fatigue ability improves battery life, and is convenient for the peace of the battery pack 100 and electrical equipment (such as electric car etc.)
Dress, can also avoid the battery pack 100 because Vehicular vibration etc. deforms and generate noise etc., further improve to use and be somebody's turn to do
The service performance of the battery pack 100 of fixed beam 10.
In another aspect of this invention, the invention proposes a kind of battery packs.According to an embodiment of the invention, the battery pack
It can be the mentioned-above battery pack with mentioned-above fixed beam, the battery pack has with mentioned-above as a result,
Whole feature and advantage possessed by the battery pack of mentioned-above fixed beam, details are not described herein.Reality according to the present invention
Example is applied, with reference to Fig. 4 and Fig. 5, which may include: cabinet 30, battery modules 20 and mentioned-above fixed beam
10, wherein cabinet 30 includes case lid 31, bottom 32 and tank wall 33, and tank wall 33 includes the first tank wall, the second tank wall, third case
Wall and the 4th tank wall, case lid 31 and bottom 32 are oppositely arranged in a first direction, the first tank wall and the second tank wall edge and first
The vertical second direction in direction is oppositely arranged, and is connected with bottom 32, third tank wall and the 4th tank wall along with first direction and
The vertical third direction of second direction (that is to say the extending direction along fixed beam ontology 11) is oppositely arranged, and with bottom 32 with
And first tank wall, the second tank wall are connected, battery modules 20 are arranged inside cabinet 30, fixed beam 10 and cabinet 30 and battery mould
Group 20 is detachably connected.As a result, in the battery pack 100, fixed beam 10 can be preferably by battery modules 20 and battery pack 100
Cabinet 30 is fixed, and is easy installation and disassembly, and the overall structural strength of battery pack 100 is preferable, the mould of battery pack 100
State is preferable, and vibration resistance is preferable, and battery life is longer, and security performance is higher.
In some embodiments of the invention, with reference to Fig. 4, battery pack 100 may include spaced apart in a second direction
Multiple rows of battery modules 20, every row's battery modules 20 may include that multiple (that is to say prolonging along fixed beam ontology 11 along third direction
Stretch direction) battery modules 20 that are arranged side by side and battery pack 100 may include multiple fixations spaced apart in a second direction
The extending direction of beam 10, fixed beam 10 can be identical with third direction, and orthographic projection of the fixed beam 10 in bottom 32 can be located at
For adjacent two rows of battery modules 20 between the orthographic projection in bottom 32, each fixed beam 10 can be by adjacent two rows of battery moulds
Group 20 and bottom 32 are fixed.It, can be by whole battery modules in battery pack 100 as a result, by the way that multiple fixed beams 10 are arranged
20 and cabinet be fixed, further improve the overall structural strength and service performance of battery pack 100.
In some embodiments of the invention, with reference to Fig. 4, battery pack 100 be may further include: insulating unit 40 and
Cooling unit 50, wherein insulating unit 40 can cover battery modules 20, such as insulating unit 40 can cover all battery moulds
The side wall of the upper surface of group 20 and the battery modules 20 close to tank wall 33, as a result, the insulating unit 40 can to avoid battery core or
When short-circuit fire occurs for person's battery modules 20, thermal diffusion is can be effectively prevented in the rapid sprawling of flame and heat, effectively pre-
Anti- thermal runaway improves the security performance of battery pack 100.Specifically, insulating unit 40 can be by heat-barrier material, fire proofing material shape
At.Specifically, cooling unit 50 can be set in battery modules 20 close to the side of bottom 32, such as cooling unit 50 can be with
For liquid cooling system etc., cooling unit 50 can cool down to battery modules 20.Thus, it is possible to improve the heat-insulated of battery pack 100 with
Cooling performance, when short-circuit fire can occurring to avoid battery core or mould group, the rapid sprawling of flame and heat can be effective
Thermal diffusion is prevented, effectively prevention thermal runaway, the security performance of battery pack 100 is higher.
In the description of this specification, the description of reference term " some embodiments " etc. means to combine the embodiment or example
Particular features, structures, materials, or characteristics described are included at least one embodiment or example of the invention.In this explanation
In book, schematic expression of the above terms be may not refer to the same embodiment or example.Moreover, the specific spy of description
Sign, structure, material or feature can be combined in any suitable manner in any one or more of the embodiments or examples.
Although an embodiment of the present invention has been shown and described, it will be understood by those skilled in the art that: not
A variety of change, modification, replacement and modification can be carried out to these embodiments in the case where being detached from the principle of the present invention and objective, this
The range of invention is defined by the claims and their equivalents.
Claims (10)
1. a kind of fixed beam for battery pack characterized by comprising
Fixed beam ontology;
Battery modules fixing piece, the battery modules fixing piece extend from the side wall of the fixed beam ontology, the battery mould
Group fixing piece is for fixing the bottom of battery modules and the battery pack in the battery pack;
Case lid fixing piece, the case lid fixing piece are arranged on the roof of the fixed beam ontology, and the case lid fixing piece is used for
The case lid of the fixed beam ontology and the battery pack is fixed;And
Tank wall fixing piece, the tank wall fixing piece are arranged on the fixed beam ontology, and the tank wall fixing piece is used for will be described
Fixed beam ontology and the tank wall of the battery pack are fixed.
2. the fixed beam according to claim 1 for battery pack, which is characterized in that the fixed beam ontology includes described
Roof, bottom wall and the side wall, the side wall include the first side wall and second sidewall, and the roof and the bottom wall are first
It is oppositely arranged on direction, the first side wall and the second sidewall are set along opposite with the vertical second direction of the first direction
It sets, and is connected with the roof and the bottom wall, wherein the first direction and the second direction are each perpendicular to described solid
Determine the extending direction of beam ontology.
3. the fixed beam according to claim 2 for battery pack, which is characterized in that the fixed beam includes multiple described
Battery modules fixing piece, multiple battery modules fixing pieces the first side wall from the fixed beam ontology and institute respectively
It states second sidewall to extend, multiple battery modules fixing pieces divide along the extending direction interval of the fixed beam ontology
Cloth.
4. the fixed beam according to claim 2 for battery pack, which is characterized in that the battery modules fixing piece packet
It includes:
Battery modules fix ontology, and the fixed ontology of the battery modules extends from the side wall of the fixed beam ontology, and
It is vertical with the side wall;
Battery modules fixation hole, the battery modules fixation hole is through the fixed ontology of the battery modules;
Battery modules fixing bolt, the battery mould fixing bolt and the battery modules fixation hole cooperate, and are used for institute
The battery modules stated in fixed beam ontology and the battery pack are fixed, and by the institute of the battery modules and the battery pack
Bottom is stated to fix.
5. the fixed beam according to claim 2 for battery pack, which is characterized in that the fixed beam further comprises:
Multiple case lid fixing pieces, extending direction interval cloth of multiple case lid fixing pieces along the fixed beam ontology
It sets, the case lid fixing piece includes:
Case lid fixing piece ontology, the case lid fixing piece ontology are upwardly extended from the roof of the fixed beam ontology;
The inside of the case lid fixing piece ontology is arranged in case lid fixation hole, the case lid fixation hole;
Case lid fixing bolt, the case lid fixing bolt and the case lid fixation hole cooperate, and are used for the fixed beam sheet
Body and the case lid of the battery pack are fixed.
6. the fixed beam according to claim 2 for battery pack, which is characterized in that the tank wall fixing piece includes:
First tank wall fixation hole, the first tank wall fixation hole be arranged in the fixed beam ontology along the fixed beam ontology
The both ends of the extending direction, and run through the fixed beam ontology in said first direction;
Tank wall fixes ontology, and the fixed ontology of the tank wall includes orthogonal first face and the second face, and first face is used for
It is fixedly connected with the tank wall of the battery pack;
Second tank wall fixation hole, the second tank wall fixation hole run through second face;
Tank wall fixing bolt, the tank wall fixing bolt and the first tank wall fixation hole, the second tank wall fixation hole are mutual
Cooperation, for fixing the tank wall of the fixed beam ontology and the battery pack.
7. the fixed beam according to claim 1 for battery pack, which is characterized in that the fixed beam ontology is by sheet metal
Punch and weld, or by plate extrusion forming.
8. a kind of battery pack characterized by comprising
Cabinet, the cabinet include case lid, bottom and tank wall, and the tank wall includes the first tank wall, the second tank wall, third tank wall
And the 4th tank wall, the case lid and the bottom are oppositely arranged in a first direction, first tank wall and second case
Wall is oppositely arranged along the second direction vertical with the first direction, and is connected with the bottom, the third tank wall and described
4th tank wall is oppositely arranged along the third direction vertical with the first direction and the second direction, and with the bottom
And first tank wall, second tank wall are connected;
Battery modules, the battery modules are arranged in the box house;And
The described in any item fixed beams of claim 1-7, the fixed beam and the cabinet and the battery modules are detachable
Connection.
9. battery pack according to claim 8, which is characterized in that the battery pack includes along second direction interval cloth
The multiple rows of battery modules set, battery modules described in every row include multiple batteries being arranged side by side along the third direction
Mould group,
The battery pack includes multiple along the spaced apart fixed beam of the second direction, the extending direction of the fixed beam
Identical with the third direction, orthographic projection of the fixed beam in the bottom is located at the adjacent two rows battery modules and exists
Between orthographic projection in the bottom, each fixed beam fixes adjacent two rows of battery modules and the bottom.
10. battery pack according to claim 8, which is characterized in that further comprise:
Insulating unit, the insulating unit cover the battery modules;
The battery modules are arranged in close to the side of the bottom in cooling unit, the cooling unit, and the cooling unit is used
Cool down in the battery modules.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910872240.3A CN110459717A (en) | 2019-09-16 | 2019-09-16 | Fixed beam and battery pack for battery pack |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910872240.3A CN110459717A (en) | 2019-09-16 | 2019-09-16 | Fixed beam and battery pack for battery pack |
Publications (1)
Publication Number | Publication Date |
---|---|
CN110459717A true CN110459717A (en) | 2019-11-15 |
Family
ID=68492074
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201910872240.3A Pending CN110459717A (en) | 2019-09-16 | 2019-09-16 | Fixed beam and battery pack for battery pack |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN110459717A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114759301A (en) * | 2022-05-26 | 2022-07-15 | 东风(武汉)实业有限公司 | Intensive low-cost flexible battery pack box body connecting method |
WO2024077622A1 (en) * | 2022-10-14 | 2024-04-18 | 宁德时代新能源科技股份有限公司 | Battery and electric device |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN205564850U (en) * | 2016-04-08 | 2016-09-07 | 广州橙行智动汽车科技有限公司 | Batteries of electric vehicle wraps shell structure |
CN205645941U (en) * | 2016-05-19 | 2016-10-12 | 天津力神电池股份有限公司 | Battery box body |
CN106299192A (en) * | 2016-10-27 | 2017-01-04 | 常州普莱德新能源电池科技有限公司 | A kind of pin-connected panel battery case module fixed mount and there is its power battery box |
CN206742341U (en) * | 2017-05-26 | 2017-12-12 | 江苏银基烯碳能源科技有限公司 | A kind of battery bag vibration proof structure |
CN207637876U (en) * | 2018-01-02 | 2018-07-20 | 北京新能源汽车股份有限公司 | A kind of battery case attachment device and vehicle |
CN208433446U (en) * | 2018-08-23 | 2019-01-25 | 昆山巨石新能源科技有限公司 | New energy car battery packet |
CN208585211U (en) * | 2018-04-24 | 2019-03-08 | 北京新能源汽车股份有限公司 | Stringer and battery pack lower case component for battery pack |
CN210123773U (en) * | 2019-09-16 | 2020-03-03 | 昆山宝创新能源科技有限公司 | Fixing beam for battery pack and battery pack |
-
2019
- 2019-09-16 CN CN201910872240.3A patent/CN110459717A/en active Pending
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN205564850U (en) * | 2016-04-08 | 2016-09-07 | 广州橙行智动汽车科技有限公司 | Batteries of electric vehicle wraps shell structure |
CN205645941U (en) * | 2016-05-19 | 2016-10-12 | 天津力神电池股份有限公司 | Battery box body |
CN106299192A (en) * | 2016-10-27 | 2017-01-04 | 常州普莱德新能源电池科技有限公司 | A kind of pin-connected panel battery case module fixed mount and there is its power battery box |
CN206742341U (en) * | 2017-05-26 | 2017-12-12 | 江苏银基烯碳能源科技有限公司 | A kind of battery bag vibration proof structure |
CN207637876U (en) * | 2018-01-02 | 2018-07-20 | 北京新能源汽车股份有限公司 | A kind of battery case attachment device and vehicle |
CN208585211U (en) * | 2018-04-24 | 2019-03-08 | 北京新能源汽车股份有限公司 | Stringer and battery pack lower case component for battery pack |
CN208433446U (en) * | 2018-08-23 | 2019-01-25 | 昆山巨石新能源科技有限公司 | New energy car battery packet |
CN210123773U (en) * | 2019-09-16 | 2020-03-03 | 昆山宝创新能源科技有限公司 | Fixing beam for battery pack and battery pack |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114759301A (en) * | 2022-05-26 | 2022-07-15 | 东风(武汉)实业有限公司 | Intensive low-cost flexible battery pack box body connecting method |
WO2024077622A1 (en) * | 2022-10-14 | 2024-04-18 | 宁德时代新能源科技股份有限公司 | Battery and electric device |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP2685522B1 (en) | Battery pack having excellent structural reliability | |
US10720680B2 (en) | Tray assembly for automobile use, battery pack body for automobile use and automobile | |
JP5544434B2 (en) | Battery pack having a reinforcing member | |
EP2530765B1 (en) | Battery pack having outstanding structural stability | |
EP2634834B1 (en) | Battery pack having improved durability | |
JP6723770B2 (en) | Battery pack and vehicles equipped with this battery pack | |
US8551632B2 (en) | Battery cooling system | |
WO2018207607A1 (en) | Power supply device, vehicle equipped with same, power storage device and separator for power supply device | |
US20170309869A1 (en) | Battery module comprising cartridge having gripping part | |
EP2328201A1 (en) | Battery Pack | |
JP7354405B2 (en) | automotive underbody | |
JP2006253149A (en) | Secondary battery module | |
KR101799565B1 (en) | Battery Pack of Improved Safety | |
CN110459717A (en) | Fixed beam and battery pack for battery pack | |
CN110190216A (en) | Power battery pack, energy storage device and electric vehicle | |
JP2013501333A (en) | Energy storage tightening device | |
CN210123773U (en) | Fixing beam for battery pack and battery pack | |
JP2020515003A (en) | Battery pack fixing device | |
US11973239B2 (en) | Protection structure for on-board battery | |
JP5833967B2 (en) | Battery module fixing structure | |
CN214043826U (en) | Expanded tiled laminate polymer battery module and car | |
CN115377590A (en) | Battery pack and automobile | |
JP2018073705A (en) | Electric power unit and vehicle including the same and manufacturing method of electric power unit | |
KR101326748B1 (en) | Power Supply Device | |
CN219513181U (en) | Integrated battery management system and bracket of battery pack of high-voltage direct-current power distribution cabinet |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination |