CN110299491B - Power battery pack support and power battery pack group - Google Patents

Power battery pack support and power battery pack group Download PDF

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Publication number
CN110299491B
CN110299491B CN201910593631.1A CN201910593631A CN110299491B CN 110299491 B CN110299491 B CN 110299491B CN 201910593631 A CN201910593631 A CN 201910593631A CN 110299491 B CN110299491 B CN 110299491B
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CN
China
Prior art keywords
battery pack
shaped
power battery
cross
brace
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Active
Application number
CN201910593631.1A
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Chinese (zh)
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CN110299491A (en
Inventor
许泺飞
叶昌森
钱涛
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Anhui Jianghuai Automobile Group Corp
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Anhui Jianghuai Automobile Group Corp
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Filing date
Publication date
Application filed by Anhui Jianghuai Automobile Group Corp filed Critical Anhui Jianghuai Automobile Group Corp
Priority to CN201910593631.1A priority Critical patent/CN110299491B/en
Publication of CN110299491A publication Critical patent/CN110299491A/en
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60KARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K1/00Arrangement or mounting of electrical propulsion units
    • B60K1/04Arrangement or mounting of electrical propulsion units of the electric storage means for propulsion
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60RVEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R16/00Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
    • B60R16/02Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
    • B60R16/0207Wire harnesses
    • B60R16/0215Protecting, fastening and routing means therefor
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60KARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K1/00Arrangement or mounting of electrical propulsion units
    • B60K1/04Arrangement or mounting of electrical propulsion units of the electric storage means for propulsion
    • B60K2001/0405Arrangement or mounting of electrical propulsion units of the electric storage means for propulsion characterised by their position
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M2220/00Batteries for particular applications
    • H01M2220/20Batteries in motive systems, e.g. vehicle, ship, plane
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10Energy storage using batteries

Abstract

The invention discloses a power battery pack support and a power battery pack group. The invention has the advantages of simple structure, small occupied space, convenient use and installation, capability of meeting the patching requirement and realizing high energy density of the battery pack, and can guide the automobile line to be smoothly wired and protect the line from being damaged.

Description

Power battery pack support and power battery pack group
Technical Field
The invention relates to the technical field of new energy vehicles, in particular to the technical field of electric automobiles, and specifically relates to a power battery pack support and a power battery pack group.
Background
With the urgent need of new energy automobiles and the technical development of electric automobiles, people have higher requirements on the performance of electric automobiles, and particularly, batteries are used as power assemblies of electric automobiles to provide key parts for the power of the automobiles. The new energy vehicle puts forward more and more strict requirements on the energy density of a battery pack of the whole vehicle, and all parts adopt light-weight materials, optimize measures such as structures and the like under the condition of not influencing the strength, so that the weight is reduced.
The prior art is that a battery package is respectively installed to frame both sides, and wherein the installing support of battery package is because of weight is too big, and the assembly, dismantle difficult all is the very big challenge to the host computer factory, does not consider the circuit installation moreover, hinders to walk the line, causes the easy damage of later stage circuit.
Disclosure of Invention
The invention mainly aims to provide a power battery pack support and a power battery pack group, and aims to solve the problem that later-period lines are easy to damage due to the fact that an existing mounting support of a battery pack is too heavy, difficult to assemble and disassemble and difficult to route.
In order to achieve the purpose, the invention provides a power battery pack support which comprises two symmetrical brackets, wherein each bracket comprises an L-shaped groove beam with a cross section in a shape like a Chinese character 'ji', and a baffle fixed on the inner side of the L-shaped groove beam, and the notches of the L-shaped groove beam face outwards.
Optionally, the bracket further comprises an L-shaped bottom plate fixed to an outer side of the L-shaped channel beam to cover the notch of the L-shaped channel beam.
Optionally, at least one through hole leading to the groove cavity of the L-shaped groove beam is formed in the transverse plate and/or the vertical plate of the L-shaped bottom plate.
Optionally, the bracket still includes stull and erects the brace, the one end of stull is fixed on the inboard arch of the perpendicular roof beam of L shape grooved beam, and the other end is fixed the upper end of erectting the brace, the lower extreme of erectting the brace is fixed on the inboard arch of the crossbeam of L shape grooved beam, the baffle is fixed the stull with erect the one side towards the battery package of brace.
Optionally, the cross section of the cross brace is U-shaped, and the notch faces downwards.
Optionally, the upper end of the vertical beam of the L-shaped channel beam extends upward beyond the baffle, and the upper end of the baffle is connected with a horizontal supporting plate with an L-shaped cross section.
Optionally, an extension plate extending beyond the transverse supporting plate extends upwards from the upper end of the baffle plate close to the vertical beam of the L-shaped channel beam.
Optionally, the baffle is provided with a yielding hole.
Optionally, the bracket further comprises a mounting member comprising side and top mounting plates joined in an L-shape with a reinforcing plate connected between the side and top mounting plates, the side mounting plates being secured to the outside of the vertical beams of the L-shaped channel beam.
In order to achieve the purpose, the invention provides a power battery pack group, which comprises more than one battery pack and the power battery pack support, wherein the battery packs are erected on two brackets of the power battery pack support.
In the technical scheme of the invention, the material is selected,
when the battery pack is used, the battery pack is erected between the cross beams of the L-shaped groove beams of the two brackets and is mutually fixed with the cross beams of the L-shaped groove beams of the two brackets, and the baffle plays a role in blocking and protecting the battery pack on one hand and plays a role in reinforcing the structure of the L-shaped groove beams on the other hand;
in addition, the cross section of the L-shaped channel beam is in a shape like a Chinese character 'ji', so the L-shaped channel beam can be fixedly arranged on the frame at two sides of the width direction of the L-shaped channel beam, more importantly, the circuit of the automobile can be arranged in the groove cavity of the L-shaped channel beam without being blocked, thus the wiring is smoother, and the L-shaped channel beam can be protected and is not easy to damage;
the invention has the advantages of simple structure, small occupied space, convenient use and installation, capability of meeting the patching requirement and realizing high energy density of the battery pack, and can guide the automobile line to be smoothly wired and protect the line from being damaged.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a bracket of a power battery pack support according to an embodiment of the present invention;
FIG. 2 is a schematic view of the bracket shown in FIG. 1 in another orientation;
FIG. 3 is an exploded view of the structure of the bracket shown in FIG. 1;
fig. 4 is a schematic structural diagram of an installation state of a power battery pack according to an embodiment of the present invention;
fig. 5 is an end view of a battery pack of the power battery pack assembly of fig. 4.
The reference numbers illustrate:
reference numerals Name (R) Reference numerals Name (R)
1 L-shaped groove beam 11 Vertical beam of L-shaped channel beam
12 Cross beam of L-shaped channel beam 2 Baffle plate
21 Hole of stepping down 22 Extension board
3 L-shaped bottom plate 31 Transverse plate of L-shaped bottom plate
32 Vertical plate of L-shaped bottom plate 33 Through hole
4 Cross arm 5 Vertical support
6 Horizontal supporting plate 71 Side mounting plate
72 Top mounting plate 73 Reinforcing plate
8 Battery pack 81 Box body
82 Box cover 83 Adhesive surface
9 Vehicle frame 121 Battery pack mounting hole
711 Waist-shaped hole 221 Mounting through hole
111 Bolt mounting hole
The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. The embodiments and features of the embodiments in the present application may be combined with each other without conflict. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that, if directional indications (such as up, down, left, right, front, and back … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative positional relationship between the components, the movement situation, and the like in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indications are changed accordingly.
In addition, if there is a description of "first", "second", etc. in an embodiment of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" appearing throughout includes three juxtapositions, exemplified by "A and/or B" including either A or B or both A and B. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
Referring to fig. 1 to 3, the power battery pack support of the present invention includes two brackets that are symmetrical to each other, and for the sake of brevity, only one bracket is shown in the drawings, and the bracket includes an L-shaped channel beam 1 having a cross section in a shape of a Chinese character 'ji' and having an outward opening, and a baffle 2 fixed to an inner side of the L-shaped channel beam 1.
When the battery pack is used, referring to fig. 4, the battery pack is erected on the cross beams of the L-shaped channel beams of the two brackets and is mutually fixed with the cross beams of the L-shaped channel beams of the two brackets, and the baffle plays a role in blocking and protecting the battery pack on one hand and plays a role in reinforcing the L-shaped channel beams on the other hand;
in addition, the cross section of the L-shaped channel beam is in a shape like a Chinese character 'ji', so the L-shaped channel beam can be fixedly arranged on the frame 9 at two sides of the width direction of the L-shaped channel beam, more importantly, the circuit of the automobile can be arranged in the groove cavity of the L-shaped channel beam without being blocked, thus the wiring is smoother, and the L-shaped channel beam can be protected and is not easy to damage;
preferably, referring to fig. 1 to 3, a plurality of bolt mounting holes 111 for bolts to pass through are respectively formed on both sides of the vertical beam 11 of the L-shaped channel beam in the width direction, so that both sides of the L-shaped channel beam in the width direction can be detachably and fixedly mounted on the frame through bolts, which is more practical.
The invention has the advantages of simple structure, small occupied space, convenient use and installation, capability of meeting the patching requirement and realizing high energy density of the battery pack, and can guide the automobile line to be smoothly wired and protect the line from being damaged.
In one embodiment, referring to fig. 1 to 3, the bracket further includes an L-shaped bottom plate 3 fixed to an outer side of the L-shaped channel beam 1 to cover the notch of the L-shaped channel beam 1. Design like this, fix L shape bottom plate in the outside of L shape groove roof beam 1 again after the wiring, can be further spacing and protection to the circuit to can improve the intensity and the rigidity of L shape groove roof beam, preferably, L shape bottom plate passes through the bolt can dismantle the outside of fixing at L shape groove roof beam, can dismouting as required, and the practicality is better.
In an embodiment, referring to fig. 1 to 3, the horizontal plate 31 and/or the vertical plate 32 of the L-shaped bottom plate 3 are/is provided with at least one through hole 33 leading to the cavity of the L-shaped channel beam 1. By the design, the line condition in the groove cavity of the L-shaped groove beam can be observed conveniently through the through hole, and the light design can be realized.
Preferably, the through hole 33 is in a long strip shape, and the visual range is larger.
In the concrete implementation, L shape groove roof beam 1 is sheet metal mold spare, and L shape groove roof beam 1 and the laminating of L shape bottom plate 3 are more firm through two guarantor welding welded fastening, and the perpendicular roof beam of L shape groove roof beam passes through 4 fasteners and is connected with the frame ventral surface with the riser of L shape bottom plate, respectively has 3 mutually corresponding be oval-shaped battery package mounting holes 121 on the crossbeam of L shape groove roof beam and the diaphragm of L shape bottom plate, please refer to fig. 1 to 3, can be used for passing bolt installation fixed battery package.
In an embodiment, referring to fig. 1 to 3, the bracket further includes a cross brace 4 and a vertical brace 5, one end of the cross brace 4 is fixed on an inner protrusion of a vertical beam 11 of the L-shaped channel beam 1, the other end of the cross brace is fixed on an upper end of the vertical brace 5, a lower end of the vertical brace 5 is fixed on an inner protrusion of a cross beam 12 of the L-shaped channel beam 1, and the baffle 2 is fixed on one side of the cross brace 4 and the vertical brace 5 facing the battery pack. The cross brace and the vertical brace can play a role in reinforcing the structure.
Preferably, referring to fig. 1 to 3, the cross section of the cross-brace 4 is U-shaped with the notch facing downward. Due to the design, the wires can be arranged in the groove cavity of the cross brace, the structure is light, and the practicability is better.
Preferably, referring to fig. 1 to 3, the cross section of the vertical brace 5 is square. Similarly, by the design, the inner cavity of the vertical support can also be provided with a wire, and the vertical support is light in structure and better in practicability.
In an embodiment, referring to fig. 1 to 3, the upper end of the vertical beam 11 of the L-shaped channel beam 1 extends upward beyond the baffle 2, and the specific distance is not particularly limited as long as the requirement of installation and fixation can be met, and the upper end of the baffle 2 is connected with a horizontal supporting plate 6 with an L-shaped cross section. By the design, a battery pack can be erected on the transverse supporting plates of the two brackets, so that the double-layer battery pack is installed, and the space in the height direction can be fully utilized.
In one embodiment, referring to fig. 1 to 3, an extension plate 22 extending beyond the transverse support plate 6 extends upward from the upper end of the baffle plate 2 near the vertical beam 11 of the L-shaped channel beam 1. The extension plate is used for increasing the length of a welding seam of the L-shaped groove beam and improving the welding firmness. The extension plate 22 is provided with a plurality of mounting through holes 221 for facilitating connection with corresponding components by bolts.
In an embodiment, referring to fig. 1 to 3, the baffle 2 is provided with a relief hole 21. The hole of stepping down is used for making the corresponding position of battery package expose, and this corresponding position can set up various required heating socket, communication socket, positive negative pole socket, maintenance switch socket and the like socket, the aspect is used.
Preferably, referring to fig. 1 to 3, the abdicating hole 21 is a kidney-shaped hole, so that the abdicating space is larger, and the size and shape of the kidney-shaped hole can be determined according to the positions of the outgoing line and the maintenance switch of the battery pack plug connector.
In specific implementation, the baffle 2 is attached to the protrusion of the L-shaped channel beam 1 and fixed by two weld-protecting welds, and the transverse supporting plate 6 is fixed by two weld-protecting welds with the vertical beam 11 of the L-shaped channel beam 1, so that the stress concentration is reduced. The height of the transverse supporting plate 6 is determined according to the height of the battery pack, but the gap between the transverse supporting plate 6 and the mounting hole of the L-shaped bottom plate 3 is prevented from being too small, so that the situation of difficult assembly is avoided.
In one embodiment, referring to fig. 1 to 3, the bracket further comprises a mounting member, the mounting member comprises a side mounting plate 71 and a top mounting plate 72 which are connected to form an L shape, and a reinforcing plate 73 connected between the side mounting plate 71 and the top mounting plate 72, wherein the side mounting plate 71 is fixed on the outer side of the vertical beam 11 of the L-shaped channel beam 1. Design like this, the installed part can improve the intensity and the rigidity of L shape groove roof beam, and the top mounting panel is connected through 2 fasteners with 9 lower planes of frame, refers to figure 4, and is more convenient suitable for, installs firmly stably moreover.
Preferably, in order to reduce the number of types and states of the mounting pieces, the side mounting plate 71 is provided with 4 waist-shaped holes 711. The hole spacing is determined by the connection hole with the frame and the connection hole with the transverse supporting plate, so that two supporting plates can be matched simultaneously.
Based on the power battery pack support of the invention, the invention provides a power battery pack group, please refer to fig. 4 and 5, which comprises more than one battery pack 8 and the power battery pack support of the invention, wherein the battery packs 8 are arranged on two brackets of the power battery pack support.
Preferably, referring to fig. 4 and 5, the power battery pack set includes two upper and lower battery packs 8, the lower battery pack 8 is mounted on the cross beam 12 of the L-shaped channel beam 1 of the two brackets and fixed to the cross beam 12 of the L-shaped channel beam 1 of the two brackets, and the upper battery pack 8 is mounted on the cross support plate 6 of the two brackets and fixed to the cross support plate 6 of the two brackets. Thus, the double-layer battery pack is mounted, and the space in the height direction can be fully utilized.
Preferably, referring to fig. 4 and 5, the battery pack 8 includes a case 81 and a case cover 82, wherein the engaging surfaces of the case and the case cover are generally located on a same plane, and the thickness of the case cover is generally thinner than that of the case. If the battery package is highly certain, the box height is less, and the case lid height is big more, can subtract heavy to the battery package, makes things convenient for the assembly, the dismantlement of battery module simultaneously. However, it is considered that the battery pack is provided with a heating socket, a communication socket, a positive and negative socket, a maintenance switch socket, and the like. The cover is too short to fit such many sockets simultaneously. Therefore, the shape of the joint surface 83 of the box body and the box cover is changed into a few shapes.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims (7)

1. A power battery pack support is characterized by comprising two symmetrical brackets, wherein each bracket comprises an L-shaped groove beam with a cross section in a shape like a Chinese character 'ji' and an outward notch and a baffle fixed on the inner side of the L-shaped groove beam;
the bracket also comprises an L-shaped bottom plate which is fixed on the outer side of the L-shaped channel beam and covers the notch of the L-shaped channel beam;
at least one through hole leading to the groove cavity of the L-shaped groove beam is formed in the transverse plate and/or the vertical plate of the L-shaped bottom plate, and the through hole is long in strip shape;
the bracket further comprises a cross brace and a vertical brace, one end of the cross brace is fixed on the inner side protrusion of the vertical beam of the L-shaped grooved beam, the other end of the cross brace is fixed at the upper end of the vertical brace, the lower end of the vertical brace is fixed on the inner side protrusion of the cross beam of the L-shaped grooved beam, and the baffle is fixed on one side, facing the battery pack, of the cross brace and the vertical brace.
2. The power battery pack holder of claim 1, wherein the cross-section of the cross-brace is U-shaped with the slot facing downward.
3. The power battery pack bracket of claim 1, wherein the upper end of the vertical beam of the L-shaped channel beam extends upward beyond the baffle, and the upper end of the baffle is connected to a cross brace having an L-shaped cross section.
4. The power battery pack bracket of claim 3, wherein an extension plate extending beyond the cross brace extends upwardly from the upper end of the retainer plate adjacent to the vertical beam of the L-shaped channel beam.
5. The power battery pack bracket of claim 1, wherein the retainer has relief holes.
6. The power pack bracket of claim 1, wherein the bracket further comprises a mounting member comprising side and top mounting plates joined in an L-shape and a reinforcement plate connected between the side and top mounting plates, the side mounting plates being secured to the outside of the vertical beams of the L-shaped channel beam.
7. A power battery pack group, comprising more than one battery pack, characterized by further comprising the power battery pack support as claimed in any one of claims 1 to 6, wherein the battery pack is erected on two brackets of the power battery pack support.
CN201910593631.1A 2019-06-27 2019-06-27 Power battery pack support and power battery pack group Active CN110299491B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910593631.1A CN110299491B (en) 2019-06-27 2019-06-27 Power battery pack support and power battery pack group

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910593631.1A CN110299491B (en) 2019-06-27 2019-06-27 Power battery pack support and power battery pack group

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CN110299491B true CN110299491B (en) 2021-06-15

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Citations (2)

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Publication number Priority date Publication date Assignee Title
CN203707210U (en) * 2014-01-09 2014-07-09 徐州奥思特电子科技有限公司 Battery cabinet
CN109606090A (en) * 2018-10-19 2019-04-12 安徽正熹标王新能源有限公司 New-energy automobile power battery structure

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Publication number Priority date Publication date Assignee Title
JP2007230459A (en) * 2006-03-02 2007-09-13 Mitsubishi Fuso Truck & Bus Corp Battery box mounting structure
CN202395062U (en) * 2011-12-14 2012-08-22 南通时瑞塑胶制品有限公司 Battery carrier
CN202797118U (en) * 2012-08-28 2013-03-13 东风汽车有限公司 Flat laying type battery set mounting bracket
CN206595313U (en) * 2017-06-09 2017-10-27 深圳市海梁科技有限公司 Battery carrier and battery carrier group
CN207368041U (en) * 2017-09-06 2018-05-15 深圳市沃特玛电池有限公司 A kind of power battery cassette carrier

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN203707210U (en) * 2014-01-09 2014-07-09 徐州奥思特电子科技有限公司 Battery cabinet
CN109606090A (en) * 2018-10-19 2019-04-12 安徽正熹标王新能源有限公司 New-energy automobile power battery structure

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