US20180366702A1 - Automotive battery mounting structure - Google Patents
Automotive battery mounting structure Download PDFInfo
- Publication number
- US20180366702A1 US20180366702A1 US15/787,477 US201715787477A US2018366702A1 US 20180366702 A1 US20180366702 A1 US 20180366702A1 US 201715787477 A US201715787477 A US 201715787477A US 2018366702 A1 US2018366702 A1 US 2018366702A1
- Authority
- US
- United States
- Prior art keywords
- battery
- face
- battery tray
- mounting structure
- leg
- 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.)
- Granted
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Classifications
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- H01M2/1083—
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R16/00—Electric 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
- B60R16/02—Electric 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
- B60R16/04—Arrangement of batteries
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT 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
- B60K5/00—Arrangement or mounting of internal-combustion or jet-propulsion units
- B60K5/12—Arrangement of engine supports
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- 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
- H01M50/249—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders specially adapted for aircraft or vehicles, e.g. cars or trains
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- 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
- H01M50/262—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders with fastening means, e.g. locks
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
- B60Y2304/00—Optimising design; Manufacturing; Testing
- B60Y2304/07—Facilitating assembling or mounting
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- 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
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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
Definitions
- the present invention relates to an automotive battery mounting structure that enables an automotive battery to be stably mounted, meeting the requirements of crash-regulations and improving crashworthiness.
- a vehicle needs an electrical energy supply that may supply electrical energy to start an engine or to operate auxiliary components and devices. While the engine of the vehicle is running, an alternator operated by the engine supplies electrical energy, whereas while the engine is not running, an automotive battery supplies electrical energy.
- the automotive battery is mounted in an engine compartment to meet the requirements of crash-regulations in China, Europe, and the like.
- an automotive battery is secured to a battery tray, and the battery tray is mounted on a plurality of leg brackets to be connected to a side member through the leg brackets.
- the plurality of leg brackets are mounted on the side member in a cantilever manner to prevent interference with neighboring components including a transmission mount. Due to this, longitudinal edge portions of the battery tray may be disposed along the lateral direction of a vehicle.
- the leg brackets may easily collapse so that the automotive battery may directly hit a booster while moving to a lower side of the vehicle.
- the booster may be pushed toward the internal of the vehicle to move pedals toward the internal, and the pedals may cause an injury to a lower limb of a driver or passenger.
- the automotive battery in the related art may not be stably secured to the battery tray and thus may be easily damaged or separated from the battery tray in the case of a collision of the vehicle.
- the automotive battery in the related art may not meet the requirements of crash-regulations in China, Europe, and the like.
- Various aspects of the present invention are directed to providing an automotive battery mounting structure that enables an automotive battery to be stably mounted on a side member of a vehicle, meeting the requirements of crash-regulations and improving crashworthiness.
- an automotive battery mounting structure may include a battery tray connected to one of a pair of front side members disposed on a lower side of an engine compartment, and a battery secured to the battery tray.
- a transmission mount and a leg bracket may be coupled to the front side member.
- the battery tray may be coupled to the transmission mount and the leg bracket by a plurality of fasteners.
- At least a portion adjacent to a front edge portion of the battery tray may be coupled to the transmission mount and the leg bracket.
- the leg bracket may extend in a direction perpendicular to an axial direction of the front side member.
- the battery tray may have a first fastening hole formed in a portion adjacent to a front edge portion of the battery tray, a second fastening hole formed in a portion adjacent to a left edge portion and the front edge portion of the battery tray, and a third fastening hole adjacent to a rear edge portion of the battery tray.
- the first fastening hole may be secured to the leg bracket by a fastener, and the second and third fastening holes may be secured to the transmission mount.
- a longitudinal face of the battery and a longitudinal edge portion of the battery tray may be disposed along a longitudinal direction of a vehicle.
- the battery may have a plurality of legs, and at least one of the plurality of legs may be secured to the battery tray by a fixing bracket.
- the battery tray may have a plurality of restriction ribs that restrict at least some of the plurality of legs.
- Each leg may have a sloping portion obliquely extending from a lower portion of the battery and a vertical portion vertically extending from the sloping portion.
- At least one of the plurality of restriction ribs may have an inclined face corresponding to the sloping portion of the leg and a vertical face corresponding to the vertical portion of the leg.
- At least one of the plurality of restriction ribs may have a vertical face corresponding to the vertical portion of the leg.
- the battery tray may further include a mounting shelf on which an engine controller is mounted, and the mounting shelf may have a base that supports a bottom face of the engine controller.
- the base of the mounting shelf may be located at a lower position than a support face of the battery tray.
- the mounting shelf may be integrally formed at a right edge portion of the battery tray.
- the engine controller may have a cover plate coupled to one face of the engine controller, and the cover plate may have a front extension extending from a front edge portion of the cover plate, a rear extension extending from a rear edge portion of the cover plate, and an opening formed in a center portion of the cover plate.
- the mounting shelf may have the plurality of posts supporting the cover plate of the engine controller.
- the front extension may extend in a direction perpendicular to a longitudinal edge portion of the battery tray, and the rear extension may extend in a direction parallel to the longitudinal edge portion of the battery tray.
- a plurality of posts may include a front post supporting the front extension of the cover plate, a rear post supporting the rear extension of the cover plate, and an intermediate post supporting the opening of the cover plate.
- the front post may have an opening to which the front extension of the cover plate is coupled, and the opening of the front post may be defined by a plurality of support faces.
- the plurality of support faces may include a first support face supporting a front face of the front extension, a second support face supporting a rear face of the front extension, a third support face supporting a right face of the front extension, and a fourth support face supporting a left face of the front extension.
- the rear post may have an opening to which the rear extension of the cover plate is coupled, and the opening of the rear post may be defined by a plurality of support faces.
- the plurality of support faces may include a first support face supporting a right face of the rear extension, a second support face supporting a left face of the rear extension, and a third support face supporting a rear face of the rear extension.
- the center of gravity of the battery it is possible to: allow the center of gravity of the battery to be located close to the side member; stably maintain the battery; reduce the weight and material cost; improve crashworthiness; and prevent the battery from being separated from the battery tray in the case of a collision of the vehicle.
- the longitudinal faces of the battery and the longitudinal edge portions of the battery tray may be disposed in the longitudinal direction of the vehicle, and thus the crashworthiness of the vehicle may be significantly improved.
- the battery and the battery tray may pivot upward about the front edge portion of the battery tray in the case of a collision of the vehicle. Accordingly, the battery may first collide with a cowl of the vehicle body without directly hitting a booster so that the amount of collision energy transferred to the booster may be reduced. As a result, it is possible to minimize a movement of pedals toward the internal of the vehicle, reducing an injury to a lower limb of a driver or passenger.
- a battery tray in the related art is secured to two leg brackets, whereas the battery tray according to an exemplary embodiment of the present invention may be secured to one leg bracket and the transmission mount so that it is possible to reduce the weight and material cost.
- the first leg of the battery may be secured by the fixing bracket
- the second leg and the third leg of the battery may be restricted by the rear restriction rib and the left restriction rib in the vertical direction and the lateral direction of the vehicle
- the fourth leg of the battery may be restricted by the right restriction rib in the lateral direction of the vehicle.
- the second to fourth legs of the battery may be restricted by the restriction ribs of the battery tray so that it is not necessary to implement a structure in which the fixing bracket surrounds the battery.
- the size of the fixing bracket may be remarkably decreased, and the structure of the fixing bracket may be simplified.
- the decrease in the size of the fixing bracket and the simple structure thereof may contribute to a reduction in the weight or manufacturing cost of the bracket.
- a gap between the engine controller and a hood that opens or closes the top portion of the engine compartment may be stably ensured, satisfying a protection space for a pedestrian.
- the engine controller may be securely coupled to the mounting shelf, and high-speed crashworthiness may be remarkably improved.
- the engine controller is fitted into the mounting shelf by the front post, the rear post, and the intermediate post of the mounting shelf, a separate fastener is not needed, and thus it is possible to decrease the number of assembly steps, as well as to remarkably reduce the weight and material cost. This may help to increase economic effects, in addition to improving the crashworthiness of the vehicle.
- the battery tray may be secured to the left front side member.
- FIG. 1 is a plan view illustrating a state in which a battery mounting structure according to an exemplary embodiment of the present invention is disposed in an engine compartment;
- FIG. 2 is a perspective view of the battery mounting structure, according to an exemplary embodiment of the present invention.
- FIG. 3 illustrates a coupling relationship between a battery tray of the battery mounting structure, according to an exemplary embodiment of the present invention, and a transmission mount;
- FIG. 4 is a plan view illustrating a structure in which the transmission mount of FIG. 3 is coupled to a side member;
- FIG. 5 is a plan view illustrating a state in which the battery tray of the battery mounting structure, according to an exemplary embodiment of the present invention, is mounted on the transmission mount and a leg bracket of the side member;
- FIG. 6 is a perspective view illustrating a state in which a battery is mounted on the battery tray in the battery mounting structure, according to an exemplary embodiment of the present invention
- FIG. 7 is a plan view illustrating the state in which the battery is mounted on the battery tray in the battery mounting structure, according to an exemplary embodiment of the present invention.
- FIG. 8 is a sectional view taken along line A-A of FIG. 7 ;
- FIG. 9 is a sectional view taken along line B-B of FIG. 7 ;
- FIG. 10 is a sectional view taken along line C-C of FIG. 7 ;
- FIG. 11 is a sectional view taken along line D-D of FIG. 7 ;
- FIG. 12 is a plan view illustrating a state before the battery is secured to the battery tray in the battery mounting structure, according to an exemplary embodiment of the present invention
- FIG. 13 is a sectional view taken along line E-E of FIG. 12 ;
- FIG. 14 is a plan view illustrating a state in which the battery is secured to the battery tray in the battery mounting structure, according to an exemplary embodiment of the present invention.
- FIG. 15 is a sectional view taken along line F-F of FIG. 14 ;
- FIG. 16 is a plan view illustrating a state in which the battery mounting structure, according to an exemplary embodiment of the present invention, is disposed in the engine compartment;
- FIG. 17 is a blowup of detail Gin FIG. 16 ;
- FIG. 18 is an elevation view illustrating a state in which the battery mounting structure, according to an exemplary embodiment of the present invention, is disposed in the engine compartment.
- the present invention may include a battery 10 mounted in an engine compartment 5 of a vehicle 1 .
- the engine compartment 5 may be located on a front side of the vehicle 1 and may have a junction box 3 , an air cleaner 4 , a transmission, an engine, and the like disposed therein.
- the battery 10 may be disposed adjacent to the junction box 3 and the air cleaner 4 .
- a front floor and a pair of front side members may be located on a lower side of the engine compartment 5 .
- a battery tray 20 may be secured to one front side member 7 of the pair of front side members, and the battery 10 may be securely mounted on the battery tray 20 so as not to move in the lateral direction (the direction W in FIG. 1 ) and the longitudinal direction (the direction L in FIG. 1 ) of the vehicle 1 .
- the battery tray 20 may be secured to the left front side member 7 .
- a transmission mount 9 may be mounted on the front side member 7 , and a leg bracket 17 may be coupled to the front side member 7 by welding.
- the leg bracket 17 may extend in a direction perpendicular to the axial direction of the front side member 7 .
- the transmission mount 9 and the leg bracket 17 may be disposed adjacent to each other.
- the battery 10 may have a pair of lateral faces 11 and 12 parallel to each other and a pair of longitudinal faces 13 and 14 parallel to each other, and the longitudinal faces 13 and 14 may be formed to be longer than the lateral faces 11 and 12 .
- the longitudinal faces 13 and 14 of the battery 10 may be disposed parallel to the longitudinal direction of the vehicle 1 . Since the longitudinal faces 13 and 14 of the battery 10 are disposed along the longitudinal direction of the vehicle 1 as described above, the lateral faces 11 and 12 of the battery 10 may be the front face 11 directing toward the front side of the vehicle 1 and the rear face 12 directing toward the rear side of the vehicle 1 , and the longitudinal faces 13 and 14 of the battery 10 may be the left face 13 directing toward the left side of the vehicle 1 and the right face 14 directing toward the right side of the vehicle 1 .
- the battery tray 20 may have a pair of lateral edge portions 21 and 22 corresponding to the lateral faces 11 and 12 of the battery 10 and a pair of longitudinal edge portions 23 and 24 corresponding to the longitudinal faces 13 and 14 of the battery 10 .
- the pair of lateral edge portions 21 and 22 may be parallel to each other, and the pair of longitudinal edge portions 23 and 24 may be parallel to each other.
- the longitudinal edge portions 23 and 24 may be formed to be longer than the lateral edge portions 21 and 22 .
- the longitudinal edge portions 23 and 24 of the battery tray 20 may be disposed parallel to the longitudinal direction of the vehicle 1 . Since the longitudinal edge portions 23 and 24 of the battery tray 20 are disposed along the longitudinal direction of the vehicle 1 as described above, the lateral edge portions 21 and 22 of the battery tray 20 may be the front edge portion 21 directing toward the front side of the vehicle 1 and the rear edge portion 22 directing toward the rear side of the vehicle 1 , and the longitudinal edge portions 23 and 24 of the battery tray 20 may be the left edge portion 23 directing toward the left side of the vehicle 1 and the right edge portion 24 directing toward the right side of the vehicle 1 .
- the longitudinal faces 13 and 14 of the battery 10 and the longitudinal edge portions 23 and 24 of the battery tray 20 may be disposed in the longitudinal direction of the vehicle 1 , and thus the crashworthiness of the vehicle 1 may be significantly improved.
- the battery tray 20 may have a support face 25 on which the bottom face of the battery 10 is supported.
- the support face 25 may have at least one depression 26 formed therein, and the battery tray 20 may have a lug 27 integrally formed with one edge portion thereof
- the lug 27 may be formed adjacent to the left edge portion 23 and the front edge portion 21 of the battery tray 20 .
- the depression 26 may be located close to the rear edge portion 22 of the battery tray 20 .
- the transmission mount 9 may have a plurality of mounting lugs 9 a , 9 b, and 9 c and may be secured to the front side member 7 by fastening fasteners to the mounting lugs 9 a , 9 b , and 9 c .
- the transmission mount 9 may connect at least a portion of a transmission 8 to the front side member 7 .
- the battery tray 20 may be secured to the leg bracket 17 and the transmission mount 9 by a plurality of fasteners. As illustrated in FIGS. 3 and 5 , the battery tray 20 may have a first fastening hole 31 formed adjacent to the front edge portion 21 thereof, a second fastening hole 32 formed in the lug 27 , and a third fastening hole 33 formed in the depression 26 .
- the second fastening hole 32 may be adjacent to the left edge portion 23 and the front edge portion 21 of the battery tray 20 .
- the third fastening hole 33 may be adjacent to the rear edge portion 22 of the battery tray 20 .
- the first fastening hole 31 may be distanced from the second fastening hole 32 in a diagonal direction and may be distanced from the third fastening hole 33 in a diagonal direction thereof.
- the leg bracket 17 may have a fourth fastening hole 41 formed therein to correspond to the first fastening hole 31
- the transmission mount 9 may have a fifth fastening hole 42 formed on a front side thereof to correspond to the second fastening hole 32 , and a sixth fastening hole 43 formed on a rear side thereof to correspond to the third fastening hole 33 .
- the fourth fastening hole 41 may be distanced from the fifth fastening hole 42 in a diagonal direction and may be distanced from the sixth fastening hole 43 in a diagonal direction thereof.
- the battery tray 20 may be securely secured to the leg bracket 17 and the transmission mount 9 by fastening a fastener to the first fastening hole 31 of the battery tray 20 and the fourth fastening hole 41 of the leg bracket 17 , fastening a fastener to the second fastening hole 32 of the battery tray 20 and the fifth fastening hole 42 of the transmission mount 9 , and fastening a fastener to the third fastening hole 33 of the battery tray 20 and the sixth fastening hole 43 of the transmission mount 9 .
- the center of gravity G of the battery tray 20 may be adjacent to the front side member 7 , and thus the battery 10 and the battery tray 20 may be more securely coupled to the front side member 7 .
- the battery 10 and the battery tray 20 may pivot upward about the front edge portion 21 of the battery tray 20 in the case of a collision of the vehicle 1 . Accordingly, the battery 10 may first collide with a cowl of the vehicle body without directly hitting a booster 6 (see FIG. 16 ) so that the amount of collision energy transferred to the booster 6 may be reduced. As a result, it is possible to minimize a movement of pedals toward the internal of the vehicle 1 , reducing an injury to a lower limb of a driver or passenger.
- a battery tray in the related art is secured to two leg brackets, whereas the battery tray 20 according to an exemplary embodiment of the present invention is secured to one leg bracket 17 and the transmission mount 9 so that it is possible to reduce the weight and material cost.
- the battery 10 may have a plurality of legs 71 , 72 , 73 , and 74 separately formed on the respective faces 11 , 12 , 13 , and 14 thereof.
- the legs 71 , 72 , 73 , and 74 may have a structure bent from the respective edge portions of the battery 10 .
- the legs 71 , 72 , 73 , and 74 of the battery 10 may be coupled to the respective edge portions of the battery tray 20 .
- the legs 71 , 72 , 73 , and 74 may generate an elastic force due to the bent structure thereof, and thus the legs 71 , 72 , 73 , and 74 of the battery 10 may be elastically coupled to the respective edge portions of the battery tray 20 .
- the plurality of legs 71 , 72 , 73 , and 74 may include the first leg 71 formed on a lower side of the front face 11 of the battery 10 , the second leg 72 formed on a lower side of the rear face 12 of the battery 10 , the third leg 73 formed on a lower side of the left face 13 of the battery 10 , and the fourth leg 74 formed on a lower side of the right face 14 of the battery 10 .
- the battery tray 20 may have a plurality of restriction ribs 92 , 93 , and 94 that restrict at least some legs of the battery 10 .
- At least one leg may be secured to the battery tray 20 by a fixing bracket 81 , and the remaining legs may be restricted from moving in the longitudinal direction (front and rear direction), the lateral direction (left and right direction), the vertical direction, or the like of the vehicle 1 by the restriction ribs 92 , 93 , and 94 of the battery tray 20 . Accordingly, the battery 10 may be prevented from moving in the longitudinal direction (front and rear direction), the lateral direction (left and right direction), the vertical direction, or the like of the vehicle 1 .
- the first leg 71 may have a sloping portion 71 a obliquely extending from a lower portion of the front face 11 of the battery 10 and a vertical portion 71 b vertically extending from the sloping portion 71 a .
- the first leg 71 of the battery 10 may be coupled to the front edge portion 21 of the battery tray 20 by the fixing bracket 81 .
- the fixing bracket 81 may include a stationary portion 82 secured to the front edge portion 21 of the battery tray 20 by a fastener 85 , and a pressing portion 83 that presses the first leg 71 .
- the stationary portion 82 may have a fastening hole 84 and may be secured to the front edge portion 21 of the battery tray 20 by fastening the fastener 85 to the fastening hole 84 of the stationary portion 82 .
- the pressing portion 83 may be bent from the stationary portion 82 , and a free end portion of the pressing portion 83 may press the sloping portion 71 a of the first leg 71 .
- the pressing portion 83 may press the sloping portion 71 a of the first leg 71 , and thus the first leg 71 of the battery 10 may be securely secured to the battery tray 20 .
- a seat 28 on which the fixing bracket 28 is seated may be formed at the front edge portion 21 of the battery tray 20 .
- the seat 28 may be located at a lower position than the support face 25 of the battery tray 20 , and thus the fixing bracket 81 may more securely secure the first leg 71 of the battery 10 .
- the seat 28 may be located at the same height as the support face 25 of the battery tray 20 .
- the battery tray 20 may have the plurality of restriction ribs 92 , 93 , and 94 that restrict the second, third, and fourth legs 72 , 73 , and 74 of the battery 10 , and at least one of the plurality of restriction ribs 92 , 93 , and 94 may be configured to not restrict a leg corresponding thereto in the vertical direction, which may facilitate assembly of the battery 10 .
- the second leg 72 may have a sloping portion 72 a obliquely extending from a lower portion of the rear face 12 of the battery 10 and a vertical portion 72 b vertically extending from the sloping portion 72 a .
- the rear restriction rib 92 may be formed at the rear edge portion 22 of the battery tray 20 .
- the rear restriction rib 92 may have an inclined face 92 a corresponding to the sloping portion 72 a of the second leg 72 and a vertical face 92 b corresponding to the vertical portion 72 b of the second leg 72 .
- the sloping portion 72 a and the vertical portion 72 b of the second leg 72 may be coupled to the inclined face 92 a and the vertical face 92 b of the rear restriction rib 92 , and thus the second leg 72 may be restricted from moving in the vertical direction and the longitudinal direction (front and rear direction) of the vehicle 1 by the rear restriction rib 92 .
- the lower portion of the rear face 12 of the battery 10 may be supported at the rear edge portion 22 of the battery tray 20 .
- the third leg 73 may have a sloping portion 73 a obliquely extending from the left face 13 of the battery 10 and a vertical portion 71 b vertically extending from the sloping portion 73 a .
- the left restriction rib 93 may be formed at the left edge portion 23 of the battery tray 20 .
- the left restriction rib 93 may have an inclined face 93 a corresponding to the sloping portion 73 a of the third leg 73 and a vertical face 93 b corresponding to the vertical portion 73 b of the third leg 73 .
- the sloping portion 73 a and the vertical portion 73 b of the third leg 73 may be coupled to the inclined face 93 a and the vertical face 93 b of the left restriction rib 93 , and thus the third leg 73 may be restricted from moving in the vertical direction and the lateral direction (left and right direction) of the vehicle 1 by the left restriction rib 93 .
- a lower portion of the left face 13 of the battery 10 may be supported at the left edge portion 23 of the battery tray 20 .
- the fourth leg 74 may have a sloping portion 74 a obliquely extending from a lower portion of the right face 14 of the battery 10 and a vertical portion 71 b vertically extending from the sloping portion 74 a .
- the right restriction rib 94 may be formed at the right edge portion 24 of the battery tray 20 and may have a vertical face 94 b corresponding to the vertical portion 74 b of the fourth leg 74 .
- the vertical portion 74 b of the fourth leg 74 may be supported on the vertical face 94 b of the right restriction rib 94 , and thus the fourth leg 74 may be restricted from moving in the lateral direction (left and right direction) of the vehicle 1 by the right restriction rib 94 .
- the lower portion of the right face 14 of the battery 10 may be supported at the right edge portion 24 of the battery tray 20 . Since the right restriction rib 94 have no inclined face restricting the sloping portion 74 a of the fourth leg 94 , the right restriction rib 94 may not restrict the fourth leg 94 in the vertical direction, which may facilitate assembly of the battery 10 .
- the first leg 71 of the battery 10 may be secured by the fixing bracket 81
- the second leg 72 of the battery 10 may be restricted by the rear restriction rib 92 in the vertical direction and the longitudinal direction of the vehicle 1
- the third leg 73 and the fourth leg 74 of the battery 10 may be restricted by the left restriction rib 93 and the right restriction rib 94 in the lateral direction of the vehicle 1 .
- the battery 10 may be securely secured to the battery tray 20 . Therefore, the battery 10 may move together with the battery tray 20 without separation from the battery tray 20 even under severe test conditions including oblique impact, rear impact, and the like and may thus meet the requirements of battery separation prevention regulations.
- the second to fourth legs 72 , 73 , and 74 of the battery 10 may be restricted by the restriction ribs 92 , 93 , and 94 of the battery tray 20 so that it is not necessary to implement a structure in which the fixing bracket 81 surrounds the battery 10 .
- the size of the fixing bracket 81 may be remarkably decreased, and the structure of the fixing bracket 81 may be simplified.
- the decrease in the size of the fixing bracket 81 and the simple structure thereof may contribute to a reduction in the weight or manufacturing cost of the bracket 81 .
- FIGS. 12 to 15 illustrate a process in which the battery 10 is coupled to the battery tray 20 .
- the battery 10 When the battery 10 is pushed rearward (see the direction of an arrow R in FIG. 12 , and FIG. 13 ) on the support face 25 of the battery tray 20 as illustrated in FIG. 12 , and FIG. 13 , the second leg 72 of the battery 10 may be coupled to the rear restriction rib 92 of the battery tray 20 as illustrated in FIG. 15 .
- the fixing bracket 81 may be coupled to the seat 28 of the battery tray 20 by the fastener 85 , and the first leg 71 of the battery 10 may be secured to the front edge portion 21 of the battery tray 20 .
- the battery 10 may be displaced on the support face 25 of the battery tray 20 in the longitudinal direction of the vehicle 1 and may then be secured by the fixing bracket 81 . Therefore, the assembly of the battery 10 may be performed in an easy and simple manner.
- the battery tray 20 may further include a mounting shelf 50 on which an engine controller 60 is mounted.
- the mounting shelf 50 may be integrally formed on a side of the battery tray 20 . According to an exemplary embodiment of the present invention, the mounting shelf 50 may be integrally formed at the right edge portion 24 of the battery tray 20 . Since the engine controller 60 , together with the battery 10 , may be mounted on the battery tray 20 as described above, high-speed crashworthiness may be remarkably improved.
- the mounting shelf 50 may have a base 55 that supports the bottom face of the engine controller 60 . As illustrated in FIG. 18 , the base 55 of the mounting shelf 50 may be located at a lower position than the support face 25 of the tray 20 . Accordingly, a height difference h may be formed between the support face 25 of the battery tray 20 and the base 55 of the mounting shelf 50 , and the mounting position of the engine controller 60 may be located on a lower side of the engine compartment 5 .
- a gap d between the engine controller 60 and a hood 2 that opens or closes the top portion of the engine compartment 5 may be stably ensured, satisfying a protection space for a pedestrian.
- the engine controller 60 may have a cover plate 65 coupled to one face thereof through a fastener.
- the engine controller 60 may be mounted on the mounting shelf 50 by coupling the cover plate 65 of the engine controller 60 to the mounting shelf 50 .
- the cover plate 65 may have a front extension 61 extending from a front edge portion thereof, a rear extension 62 extending from a rear edge portion thereof, and an opening 66 (see FIGS. 2 and 18 ) formed in the center portion thereof
- the front extension 61 may extend in a direction perpendicular to the longitudinal edge portions 23 and 24 of the battery tray 20 .
- the rear extension 62 may extend in a direction parallel to the longitudinal edge portions 23 and 24 of the battery tray 20 .
- the front extension 61 and the rear extension 62 may extend in the directions perpendicular to each other.
- the mounting shelf 50 may have a plurality of posts 51 , 52 , and 53 that support the cover plate 65 of the engine controller 60 .
- the plurality of posts 51 , 52 , and 53 may include a front post 51 supporting the front extension 61 of the cover plate 65 , a rear post 52 supporting the rear extension 62 of the cover plate 65 , and an intermediate post 53 supporting the opening 66 of the cover plate 65 .
- the front post 51 may have an opening to which the front extension 61 of the cover plate 65 is coupled, and the opening of the front post 51 may be defined by a plurality of support faces 51 a , 51 b , 51 c , and 51 d .
- the plurality of support faces 51 a , 51 b , 51 c , and 51 d may include the first support face 51 a supporting the front face of the front extension 61 , the second support face 51 b supporting the rear face of the front extension 61 , the third support face 51 c supporting the right face of the front extension 61 , and the fourth support face 51 d supporting the left face of the front extension 61 .
- the first to fourth support faces 51 a , 51 b , 51 c , and 51 d of the front post 51 may support the front extension 61 of the cover plate 65 in the four directions.
- the rear post 52 may have an opening to which the rear extension 62 of the cover plate 65 is coupled, and the opening of the rear post 52 may be defined by a plurality of support faces 52 a , 52 b , and 52 c .
- the plurality of support faces 52 a , 52 b , and 52 c may include the first support face 52 a supporting the right face of the rear extension 62 , the second support face 52 b supporting the left face of the rear extension 62 , and the third support face 52 c supporting the rear face of the rear extension 62 .
- the first to third support faces 52 a , 52 b , and 52 c of the rear post 52 may support the rear extension 62 of the cover plate 65 in the three directions.
- the engine controller 60 may be securely coupled to the mounting shelf 50 , and high-speed crashworthiness may be remarkably improved.
- the intermediate post 53 may have a hook 54 formed on an upper end portion thereof, and the hook 54 may be coupled to the edge portion of the opening 66 of the cover plate 65 by a snap-fit connection.
- the engine controller 60 is fitted into the mounting shelf 50 by the front post 51 , the rear post 52 , and the intermediate post 53 of the mounting shelf 50 as described above, a separate fastener is not needed, and thus it is possible to decrease the number of assembly steps, as well as to remarkably reduce the weight and material cost. This may help to increase economic effects, in addition to improving the crashworthiness of the vehicle.
- the battery tray 20 may be secured to the left front side member 7 .
- the battery tray 20 may be secured to the left front side member 7 .
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Abstract
Description
- The present application claims priority to Korean Patent Application No. 10-2017-0076656, filed on Jun. 16, 2017, the entire contents of which is incorporated herein for all purposes by this reference.
- The present invention relates to an automotive battery mounting structure that enables an automotive battery to be stably mounted, meeting the requirements of crash-regulations and improving crashworthiness.
- A vehicle needs an electrical energy supply that may supply electrical energy to start an engine or to operate auxiliary components and devices. While the engine of the vehicle is running, an alternator operated by the engine supplies electrical energy, whereas while the engine is not running, an automotive battery supplies electrical energy.
- The automotive battery is mounted in an engine compartment to meet the requirements of crash-regulations in China, Europe, and the like.
- In the related art, an automotive battery is secured to a battery tray, and the battery tray is mounted on a plurality of leg brackets to be connected to a side member through the leg brackets. The plurality of leg brackets are mounted on the side member in a cantilever manner to prevent interference with neighboring components including a transmission mount. Due to this, longitudinal edge portions of the battery tray may be disposed along the lateral direction of a vehicle.
- However, in the case of a collision of the vehicle, the leg brackets may easily collapse so that the automotive battery may directly hit a booster while moving to a lower side of the vehicle. At the present time, the booster may be pushed toward the internal of the vehicle to move pedals toward the internal, and the pedals may cause an injury to a lower limb of a driver or passenger.
- Furthermore, the automotive battery in the related art may not be stably secured to the battery tray and thus may be easily damaged or separated from the battery tray in the case of a collision of the vehicle. Thus, the automotive battery in the related art may not meet the requirements of crash-regulations in China, Europe, and the like.
- The information disclosed in the present Background of the Invention section is only for enhancement of understanding of the general background of the invention and may not be taken as an acknowledgement or any form of suggestion that the present information forms the prior art already known to a person skilled in the art.
- Various aspects of the present invention are directed to providing an automotive battery mounting structure that enables an automotive battery to be stably mounted on a side member of a vehicle, meeting the requirements of crash-regulations and improving crashworthiness.
- The technical problems to be solved by the present invention are not limited to the aforementioned problems, and any other technical problems not mentioned herein will be clearly understood from the following description by those skilled in the art to which the present invention pertains.
- According to various aspects of the present invention, an automotive battery mounting structure may include a battery tray connected to one of a pair of front side members disposed on a lower side of an engine compartment, and a battery secured to the battery tray. A transmission mount and a leg bracket may be coupled to the front side member. The battery tray may be coupled to the transmission mount and the leg bracket by a plurality of fasteners.
- At least a portion adjacent to a front edge portion of the battery tray may be coupled to the transmission mount and the leg bracket.
- The leg bracket may extend in a direction perpendicular to an axial direction of the front side member.
- The battery tray may have a first fastening hole formed in a portion adjacent to a front edge portion of the battery tray, a second fastening hole formed in a portion adjacent to a left edge portion and the front edge portion of the battery tray, and a third fastening hole adjacent to a rear edge portion of the battery tray.
- The first fastening hole may be secured to the leg bracket by a fastener, and the second and third fastening holes may be secured to the transmission mount.
- A longitudinal face of the battery and a longitudinal edge portion of the battery tray may be disposed along a longitudinal direction of a vehicle.
- The battery may have a plurality of legs, and at least one of the plurality of legs may be secured to the battery tray by a fixing bracket.
- The battery tray may have a plurality of restriction ribs that restrict at least some of the plurality of legs.
- Each leg may have a sloping portion obliquely extending from a lower portion of the battery and a vertical portion vertically extending from the sloping portion.
- At least one of the plurality of restriction ribs may have an inclined face corresponding to the sloping portion of the leg and a vertical face corresponding to the vertical portion of the leg.
- At least one of the plurality of restriction ribs may have a vertical face corresponding to the vertical portion of the leg.
- The battery tray may further include a mounting shelf on which an engine controller is mounted, and the mounting shelf may have a base that supports a bottom face of the engine controller.
- The base of the mounting shelf may be located at a lower position than a support face of the battery tray.
- The mounting shelf may be integrally formed at a right edge portion of the battery tray.
- The engine controller may have a cover plate coupled to one face of the engine controller, and the cover plate may have a front extension extending from a front edge portion of the cover plate, a rear extension extending from a rear edge portion of the cover plate, and an opening formed in a center portion of the cover plate.
- The mounting shelf may have the plurality of posts supporting the cover plate of the engine controller.
- The front extension may extend in a direction perpendicular to a longitudinal edge portion of the battery tray, and the rear extension may extend in a direction parallel to the longitudinal edge portion of the battery tray.
- A plurality of posts may include a front post supporting the front extension of the cover plate, a rear post supporting the rear extension of the cover plate, and an intermediate post supporting the opening of the cover plate.
- The front post may have an opening to which the front extension of the cover plate is coupled, and the opening of the front post may be defined by a plurality of support faces. The plurality of support faces may include a first support face supporting a front face of the front extension, a second support face supporting a rear face of the front extension, a third support face supporting a right face of the front extension, and a fourth support face supporting a left face of the front extension.
- The rear post may have an opening to which the rear extension of the cover plate is coupled, and the opening of the rear post may be defined by a plurality of support faces. The plurality of support faces may include a first support face supporting a right face of the rear extension, a second support face supporting a left face of the rear extension, and a third support face supporting a rear face of the rear extension.
- According to an exemplary embodiment of the present invention, it is possible to: allow the center of gravity of the battery to be located close to the side member; stably maintain the battery; reduce the weight and material cost; improve crashworthiness; and prevent the battery from being separated from the battery tray in the case of a collision of the vehicle.
- According to an exemplary embodiment of the present invention, the longitudinal faces of the battery and the longitudinal edge portions of the battery tray may be disposed in the longitudinal direction of the vehicle, and thus the crashworthiness of the vehicle may be significantly improved.
- According to an exemplary embodiment of the present invention, since the first fastening hole and the second fastening hole, which are adjacent to the front edge portion of the battery tray, are secured to the leg bracket and the transmission mount, respectively, the battery and the battery tray may pivot upward about the front edge portion of the battery tray in the case of a collision of the vehicle. Accordingly, the battery may first collide with a cowl of the vehicle body without directly hitting a booster so that the amount of collision energy transferred to the booster may be reduced. As a result, it is possible to minimize a movement of pedals toward the internal of the vehicle, reducing an injury to a lower limb of a driver or passenger.
- Furthermore, a battery tray in the related art is secured to two leg brackets, whereas the battery tray according to an exemplary embodiment of the present invention may be secured to one leg bracket and the transmission mount so that it is possible to reduce the weight and material cost.
- According to an exemplary embodiment of the present invention, the first leg of the battery may be secured by the fixing bracket, the second leg and the third leg of the battery may be restricted by the rear restriction rib and the left restriction rib in the vertical direction and the lateral direction of the vehicle, and the fourth leg of the battery may be restricted by the right restriction rib in the lateral direction of the vehicle. As a result, the battery may be securely secured to the battery tray. Therefore, the battery may move together with the battery tray without separation from the battery tray even under severe test conditions including oblique impact, rear impact, and the like, and may thus meet the requirements of battery separation prevention regulations.
- According to an exemplary embodiment of the present invention, the second to fourth legs of the battery may be restricted by the restriction ribs of the battery tray so that it is not necessary to implement a structure in which the fixing bracket surrounds the battery. As a result, the size of the fixing bracket may be remarkably decreased, and the structure of the fixing bracket may be simplified. The decrease in the size of the fixing bracket and the simple structure thereof may contribute to a reduction in the weight or manufacturing cost of the bracket.
- According to an exemplary embodiment of the present invention, since the engine controller is disposed on a lower side of the engine compartment, a gap between the engine controller and a hood that opens or closes the top portion of the engine compartment may be stably ensured, satisfying a protection space for a pedestrian.
- According to an exemplary embodiment of the present invention, since the front extension of the cover plate is supported by the front post in the four directions and the rear extension of the cover plate is supported by the rear post in the three directions, the engine controller may be securely coupled to the mounting shelf, and high-speed crashworthiness may be remarkably improved.
- According to an exemplary embodiment of the present invention, since the engine controller is fitted into the mounting shelf by the front post, the rear post, and the intermediate post of the mounting shelf, a separate fastener is not needed, and thus it is possible to decrease the number of assembly steps, as well as to remarkably reduce the weight and material cost. This may help to increase economic effects, in addition to improving the crashworthiness of the vehicle.
- According to an exemplary embodiment of the present invention, the battery tray may be secured to the left front side member. As a result, it is possible to reduce the weight on the left side of the engine compartment, balancing the weight of the vehicle and thus solving a problem of leaning to a side during braking and remarkably improving driving stability.
- The methods and apparatuses of the present invention have other features and advantages which will be apparent from or are set forth in more detail in the accompanying drawings, which are incorporated herein, and the following Detailed Description, which together serve to explain certain principles of the present invention.
-
FIG. 1 is a plan view illustrating a state in which a battery mounting structure according to an exemplary embodiment of the present invention is disposed in an engine compartment; -
FIG. 2 is a perspective view of the battery mounting structure, according to an exemplary embodiment of the present invention; -
FIG. 3 illustrates a coupling relationship between a battery tray of the battery mounting structure, according to an exemplary embodiment of the present invention, and a transmission mount; -
FIG. 4 is a plan view illustrating a structure in which the transmission mount ofFIG. 3 is coupled to a side member; -
FIG. 5 is a plan view illustrating a state in which the battery tray of the battery mounting structure, according to an exemplary embodiment of the present invention, is mounted on the transmission mount and a leg bracket of the side member; -
FIG. 6 is a perspective view illustrating a state in which a battery is mounted on the battery tray in the battery mounting structure, according to an exemplary embodiment of the present invention; -
FIG. 7 is a plan view illustrating the state in which the battery is mounted on the battery tray in the battery mounting structure, according to an exemplary embodiment of the present invention; -
FIG. 8 is a sectional view taken along line A-A ofFIG. 7 ; -
FIG. 9 is a sectional view taken along line B-B ofFIG. 7 ; -
FIG. 10 is a sectional view taken along line C-C ofFIG. 7 ; -
FIG. 11 is a sectional view taken along line D-D ofFIG. 7 ; -
FIG. 12 is a plan view illustrating a state before the battery is secured to the battery tray in the battery mounting structure, according to an exemplary embodiment of the present invention; -
FIG. 13 is a sectional view taken along line E-E ofFIG. 12 ; -
FIG. 14 is a plan view illustrating a state in which the battery is secured to the battery tray in the battery mounting structure, according to an exemplary embodiment of the present invention; -
FIG. 15 is a sectional view taken along line F-F ofFIG. 14 ; -
FIG. 16 is a plan view illustrating a state in which the battery mounting structure, according to an exemplary embodiment of the present invention, is disposed in the engine compartment; -
FIG. 17 is a blowup of detail GinFIG. 16 ; and -
FIG. 18 is an elevation view illustrating a state in which the battery mounting structure, according to an exemplary embodiment of the present invention, is disposed in the engine compartment. - It may be understood that the appended drawings are not necessarily to scale, presenting a somewhat simplified representation of various features illustrative of the basic principles of the invention. The specific design features of the present invention as included herein, including, for example, specific dimensions, orientations, locations, and shapes will be determined in portion by the particular intended application and use environment.
- In the figures, reference numbers refer to the same or equivalent parts of the present invention throughout the several figures of the drawing.
- Reference will now be made in detail to various embodiments of the present invention(s), examples of which are illustrated in the accompanying drawings and described below. While the invention(s) will be described in conjunction with exemplary embodiments, it will be understood that the present description is not intended to limit the invention(s) to those exemplary embodiments. On the contrary, the invention(s) is/are intended to cover not only the exemplary embodiments, but also various alternatives, modifications, equivalents and other embodiments, which may be included within the spirit and scope of the invention as defined by the appended claims.
- Terms including “first”, “second”, “A”, “B”, “(a)”, “(b)”, and the like, may be used herein to describe elements of the present invention. Such terms are only used to distinguish one element from another element, and the substance, sequence, order, or number of these elements is not limited by these terms. Unless otherwise defined, all terms used herein, including technical and scientific terms, have the same meaning as those generally understood by those skilled in the art to which the present invention pertains. Such terms as those defined in a generally used dictionary are to be interpreted as having meanings equal to the contextual meanings in the relevant field of art, and are not to be interpreted as having ideal or excessively formal meanings unless clearly defined as having such in the present application.
- Referring to
FIG. 1 , the present invention may include abattery 10 mounted in anengine compartment 5 of avehicle 1. - The
engine compartment 5 may be located on a front side of thevehicle 1 and may have ajunction box 3, anair cleaner 4, a transmission, an engine, and the like disposed therein. Thebattery 10 may be disposed adjacent to thejunction box 3 and theair cleaner 4. A front floor and a pair of front side members may be located on a lower side of theengine compartment 5. - As illustrated in
FIG. 2 ,FIG. 3 andFIG. 4 , abattery tray 20 may be secured to onefront side member 7 of the pair of front side members, and thebattery 10 may be securely mounted on thebattery tray 20 so as not to move in the lateral direction (the direction W inFIG. 1 ) and the longitudinal direction (the direction L inFIG. 1 ) of thevehicle 1. - According to an exemplary embodiment of the present invention, the
battery tray 20 may be secured to the leftfront side member 7. - As illustrated in
FIG. 2 ,FIG. 3 andFIG. 4 , atransmission mount 9 may be mounted on thefront side member 7, and aleg bracket 17 may be coupled to thefront side member 7 by welding. Theleg bracket 17 may extend in a direction perpendicular to the axial direction of thefront side member 7. Thetransmission mount 9 and theleg bracket 17 may be disposed adjacent to each other. - As illustrated in
FIG. 5 , thebattery 10 may have a pair of lateral faces 11 and 12 parallel to each other and a pair oflongitudinal faces - The longitudinal faces 13 and 14 of the
battery 10 may be disposed parallel to the longitudinal direction of thevehicle 1. Since the longitudinal faces 13 and 14 of thebattery 10 are disposed along the longitudinal direction of thevehicle 1 as described above, the lateral faces 11 and 12 of thebattery 10 may be thefront face 11 directing toward the front side of thevehicle 1 and therear face 12 directing toward the rear side of thevehicle 1, and the longitudinal faces 13 and 14 of thebattery 10 may be theleft face 13 directing toward the left side of thevehicle 1 and theright face 14 directing toward the right side of thevehicle 1. - The
battery tray 20 may have a pair oflateral edge portions battery 10 and a pair oflongitudinal edge portions battery 10. The pair oflateral edge portions longitudinal edge portions longitudinal edge portions lateral edge portions - The
longitudinal edge portions battery tray 20 may be disposed parallel to the longitudinal direction of thevehicle 1. Since thelongitudinal edge portions battery tray 20 are disposed along the longitudinal direction of thevehicle 1 as described above, thelateral edge portions battery tray 20 may be thefront edge portion 21 directing toward the front side of thevehicle 1 and therear edge portion 22 directing toward the rear side of thevehicle 1, and thelongitudinal edge portions battery tray 20 may be theleft edge portion 23 directing toward the left side of thevehicle 1 and theright edge portion 24 directing toward the right side of thevehicle 1. - As described above, the longitudinal faces 13 and 14 of the
battery 10 and thelongitudinal edge portions battery tray 20 may be disposed in the longitudinal direction of thevehicle 1, and thus the crashworthiness of thevehicle 1 may be significantly improved. - The
battery tray 20 may have asupport face 25 on which the bottom face of thebattery 10 is supported. Thesupport face 25 may have at least onedepression 26 formed therein, and thebattery tray 20 may have alug 27 integrally formed with one edge portion thereof - According to various aspects of the present invention, as illustrated in
FIGS. 3 and 5 , thelug 27 may be formed adjacent to theleft edge portion 23 and thefront edge portion 21 of thebattery tray 20. Thedepression 26 may be located close to therear edge portion 22 of thebattery tray 20. - Referring to
FIG. 3 andFIG. 4 , thetransmission mount 9 may have a plurality of mountinglugs front side member 7 by fastening fasteners to the mounting lugs 9 a, 9 b, and 9 c. Thetransmission mount 9 may connect at least a portion of atransmission 8 to thefront side member 7. - As illustrated in
FIGS. 2, 3, and 5 , thebattery tray 20 may be secured to theleg bracket 17 and thetransmission mount 9 by a plurality of fasteners. As illustrated inFIGS. 3 and 5 , thebattery tray 20 may have afirst fastening hole 31 formed adjacent to thefront edge portion 21 thereof, asecond fastening hole 32 formed in thelug 27, and athird fastening hole 33 formed in thedepression 26. - According to various aspects of the present invention, since the
lug 27 is formed adjacent to theleft edge portion 23 and thefront edge portion 21 of thebattery tray 20 as illustrated inFIGS. 3 and 5 , thesecond fastening hole 32 may be adjacent to theleft edge portion 23 and thefront edge portion 21 of thebattery tray 20. Furthermore, since thedepression 26 is located close to therear edge portion 22 of thebattery tray 20, thethird fastening hole 33 may be adjacent to therear edge portion 22 of thebattery tray 20. - The
first fastening hole 31 may be distanced from thesecond fastening hole 32 in a diagonal direction and may be distanced from thethird fastening hole 33 in a diagonal direction thereof. - As illustrated in
FIG. 3 andFIG. 4 , theleg bracket 17 may have afourth fastening hole 41 formed therein to correspond to thefirst fastening hole 31, and thetransmission mount 9 may have afifth fastening hole 42 formed on a front side thereof to correspond to thesecond fastening hole 32, and asixth fastening hole 43 formed on a rear side thereof to correspond to thethird fastening hole 33. Thefourth fastening hole 41 may be distanced from thefifth fastening hole 42 in a diagonal direction and may be distanced from thesixth fastening hole 43 in a diagonal direction thereof. - The
battery tray 20 may be securely secured to theleg bracket 17 and thetransmission mount 9 by fastening a fastener to thefirst fastening hole 31 of thebattery tray 20 and thefourth fastening hole 41 of theleg bracket 17, fastening a fastener to thesecond fastening hole 32 of thebattery tray 20 and thefifth fastening hole 42 of thetransmission mount 9, and fastening a fastener to thethird fastening hole 33 of thebattery tray 20 and thesixth fastening hole 43 of thetransmission mount 9. - Since the
battery tray 20 is secured to theleg bracket 17 and thetransmission mount 9 in a three-point fixing manner as described above, the center of gravity G of thebattery tray 20 may be adjacent to thefront side member 7, and thus thebattery 10 and thebattery tray 20 may be more securely coupled to thefront side member 7. - Since the
first fastening hole 31 and thesecond fastening hole 32, which are adjacent to thefront edge portion 21 of thebattery tray 20, are secured to thefourth fastening hole 41 of theleg bracket 17 and thefifth fastening hole 42 of thetransmission mount 9, respectively, as described above, thebattery 10 and thebattery tray 20 may pivot upward about thefront edge portion 21 of thebattery tray 20 in the case of a collision of thevehicle 1. Accordingly, thebattery 10 may first collide with a cowl of the vehicle body without directly hitting a booster 6 (seeFIG. 16 ) so that the amount of collision energy transferred to thebooster 6 may be reduced. As a result, it is possible to minimize a movement of pedals toward the internal of thevehicle 1, reducing an injury to a lower limb of a driver or passenger. - Furthermore, a battery tray in the related art is secured to two leg brackets, whereas the
battery tray 20 according to an exemplary embodiment of the present invention is secured to oneleg bracket 17 and thetransmission mount 9 so that it is possible to reduce the weight and material cost. - Referring to
FIG. 9 andFIG. 10 , thebattery 10 may have a plurality oflegs - The
legs battery 10. Thelegs battery 10 may be coupled to the respective edge portions of thebattery tray 20. - The
legs legs battery 10 may be elastically coupled to the respective edge portions of thebattery tray 20. - The plurality of
legs first leg 71 formed on a lower side of thefront face 11 of thebattery 10, thesecond leg 72 formed on a lower side of therear face 12 of thebattery 10, thethird leg 73 formed on a lower side of theleft face 13 of thebattery 10, and thefourth leg 74 formed on a lower side of theright face 14 of thebattery 10. - The
battery tray 20 may have a plurality ofrestriction ribs battery 10. - Among the plurality of
legs battery tray 20 by a fixingbracket 81, and the remaining legs may be restricted from moving in the longitudinal direction (front and rear direction), the lateral direction (left and right direction), the vertical direction, or the like of thevehicle 1 by therestriction ribs battery tray 20. Accordingly, thebattery 10 may be prevented from moving in the longitudinal direction (front and rear direction), the lateral direction (left and right direction), the vertical direction, or the like of thevehicle 1. - Referring to
FIG. 8 , thefirst leg 71 may have a slopingportion 71 a obliquely extending from a lower portion of thefront face 11 of thebattery 10 and avertical portion 71 b vertically extending from the slopingportion 71 a. Thefirst leg 71 of thebattery 10 may be coupled to thefront edge portion 21 of thebattery tray 20 by the fixingbracket 81. - The fixing
bracket 81 may include astationary portion 82 secured to thefront edge portion 21 of thebattery tray 20 by afastener 85, and apressing portion 83 that presses thefirst leg 71. Thestationary portion 82 may have a fastening hole 84 and may be secured to thefront edge portion 21 of thebattery tray 20 by fastening thefastener 85 to the fastening hole 84 of thestationary portion 82. Thepressing portion 83 may be bent from thestationary portion 82, and a free end portion of thepressing portion 83 may press the slopingportion 71 a of thefirst leg 71. When thestationary portion 82 is secured to thebattery tray 20 by thefastener 85, thepressing portion 83 may press the slopingportion 71 a of thefirst leg 71, and thus thefirst leg 71 of thebattery 10 may be securely secured to thebattery tray 20. - A
seat 28 on which the fixingbracket 28 is seated may be formed at thefront edge portion 21 of thebattery tray 20. - According to various aspects of the present invention, as illustrated in
FIG. 8 , theseat 28 may be located at a lower position than thesupport face 25 of thebattery tray 20, and thus the fixingbracket 81 may more securely secure thefirst leg 71 of thebattery 10. - According to another exemplary embodiment, as illustrated in
FIG. 15 , theseat 28 may be located at the same height as thesupport face 25 of thebattery tray 20. - The
battery tray 20 may have the plurality ofrestriction ribs fourth legs battery 10, and at least one of the plurality ofrestriction ribs battery 10. - Referring to
FIG. 9 , thesecond leg 72 may have a slopingportion 72 a obliquely extending from a lower portion of therear face 12 of thebattery 10 and avertical portion 72 b vertically extending from the slopingportion 72 a. Therear restriction rib 92 may be formed at therear edge portion 22 of thebattery tray 20. Therear restriction rib 92 may have aninclined face 92 a corresponding to the slopingportion 72 a of thesecond leg 72 and avertical face 92 b corresponding to thevertical portion 72 b of thesecond leg 72. The slopingportion 72 a and thevertical portion 72 b of thesecond leg 72 may be coupled to theinclined face 92 a and thevertical face 92 b of therear restriction rib 92, and thus thesecond leg 72 may be restricted from moving in the vertical direction and the longitudinal direction (front and rear direction) of thevehicle 1 by therear restriction rib 92. As a result, the lower portion of therear face 12 of thebattery 10 may be supported at therear edge portion 22 of thebattery tray 20. - Referring to
FIG. 10 , thethird leg 73 may have a slopingportion 73 a obliquely extending from theleft face 13 of thebattery 10 and avertical portion 71 b vertically extending from the slopingportion 73 a. Theleft restriction rib 93 may be formed at theleft edge portion 23 of thebattery tray 20. Theleft restriction rib 93 may have aninclined face 93 a corresponding to the slopingportion 73 a of thethird leg 73 and avertical face 93 b corresponding to thevertical portion 73 b of thethird leg 73. The slopingportion 73 a and thevertical portion 73 b of thethird leg 73 may be coupled to theinclined face 93 a and thevertical face 93 b of theleft restriction rib 93, and thus thethird leg 73 may be restricted from moving in the vertical direction and the lateral direction (left and right direction) of thevehicle 1 by theleft restriction rib 93. As a result, a lower portion of theleft face 13 of thebattery 10 may be supported at theleft edge portion 23 of thebattery tray 20. - Referring to
FIG. 11 , thefourth leg 74 may have a slopingportion 74 a obliquely extending from a lower portion of theright face 14 of thebattery 10 and avertical portion 71 b vertically extending from the slopingportion 74 a. Theright restriction rib 94 may be formed at theright edge portion 24 of thebattery tray 20 and may have avertical face 94 b corresponding to thevertical portion 74 b of thefourth leg 74. Thevertical portion 74 b of thefourth leg 74 may be supported on thevertical face 94 b of theright restriction rib 94, and thus thefourth leg 74 may be restricted from moving in the lateral direction (left and right direction) of thevehicle 1 by theright restriction rib 94. As a result, the lower portion of theright face 14 of thebattery 10 may be supported at theright edge portion 24 of thebattery tray 20. Since theright restriction rib 94 have no inclined face restricting the slopingportion 74 a of thefourth leg 94, theright restriction rib 94 may not restrict thefourth leg 94 in the vertical direction, which may facilitate assembly of thebattery 10. - As described above, according to an exemplary embodiment of the present invention, the
first leg 71 of thebattery 10 may be secured by the fixingbracket 81, thesecond leg 72 of thebattery 10 may be restricted by therear restriction rib 92 in the vertical direction and the longitudinal direction of thevehicle 1, and thethird leg 73 and thefourth leg 74 of thebattery 10 may be restricted by theleft restriction rib 93 and theright restriction rib 94 in the lateral direction of thevehicle 1. As a result, thebattery 10 may be securely secured to thebattery tray 20. Therefore, thebattery 10 may move together with thebattery tray 20 without separation from thebattery tray 20 even under severe test conditions including oblique impact, rear impact, and the like and may thus meet the requirements of battery separation prevention regulations. - In addition, according to an exemplary embodiment of the present invention, the second to
fourth legs battery 10 may be restricted by therestriction ribs battery tray 20 so that it is not necessary to implement a structure in which the fixingbracket 81 surrounds thebattery 10. As a result, the size of the fixingbracket 81 may be remarkably decreased, and the structure of the fixingbracket 81 may be simplified. The decrease in the size of the fixingbracket 81 and the simple structure thereof may contribute to a reduction in the weight or manufacturing cost of thebracket 81. -
FIGS. 12 to 15 illustrate a process in which thebattery 10 is coupled to thebattery tray 20. When thebattery 10 is pushed rearward (see the direction of an arrow R inFIG. 12 , andFIG. 13 ) on thesupport face 25 of thebattery tray 20 as illustrated inFIG. 12 , andFIG. 13 , thesecond leg 72 of thebattery 10 may be coupled to therear restriction rib 92 of thebattery tray 20 as illustrated inFIG. 15 . As such, the fixingbracket 81 may be coupled to theseat 28 of thebattery tray 20 by thefastener 85, and thefirst leg 71 of thebattery 10 may be secured to thefront edge portion 21 of thebattery tray 20. - As described above, according to an exemplary embodiment of the present invention, the
battery 10 may be displaced on thesupport face 25 of thebattery tray 20 in the longitudinal direction of thevehicle 1 and may then be secured by the fixingbracket 81. Therefore, the assembly of thebattery 10 may be performed in an easy and simple manner. - According to an exemplary embodiment of the present invention, the
battery tray 20 may further include a mountingshelf 50 on which anengine controller 60 is mounted. - The mounting
shelf 50 may be integrally formed on a side of thebattery tray 20. According to an exemplary embodiment of the present invention, the mountingshelf 50 may be integrally formed at theright edge portion 24 of thebattery tray 20. Since theengine controller 60, together with thebattery 10, may be mounted on thebattery tray 20 as described above, high-speed crashworthiness may be remarkably improved. - The mounting
shelf 50 may have a base 55 that supports the bottom face of theengine controller 60. As illustrated inFIG. 18 , thebase 55 of the mountingshelf 50 may be located at a lower position than thesupport face 25 of thetray 20. Accordingly, a height difference h may be formed between thesupport face 25 of thebattery tray 20 and thebase 55 of the mountingshelf 50, and the mounting position of theengine controller 60 may be located on a lower side of theengine compartment 5. - Since the
engine controller 60 is disposed on a lower side of theengine compartment 5 as described above, a gap d between theengine controller 60 and ahood 2 that opens or closes the top portion of theengine compartment 5 may be stably ensured, satisfying a protection space for a pedestrian. - The
engine controller 60 may have acover plate 65 coupled to one face thereof through a fastener. Theengine controller 60 may be mounted on the mountingshelf 50 by coupling thecover plate 65 of theengine controller 60 to the mountingshelf 50. - As illustrated in
FIG. 17 , thecover plate 65 may have afront extension 61 extending from a front edge portion thereof, arear extension 62 extending from a rear edge portion thereof, and an opening 66 (seeFIGS. 2 and 18 ) formed in the center portion thereof - The
front extension 61 may extend in a direction perpendicular to thelongitudinal edge portions battery tray 20. Therear extension 62 may extend in a direction parallel to thelongitudinal edge portions battery tray 20. As a result, thefront extension 61 and therear extension 62 may extend in the directions perpendicular to each other. - The mounting
shelf 50 may have a plurality ofposts cover plate 65 of theengine controller 60. - The plurality of
posts front post 51 supporting thefront extension 61 of thecover plate 65, arear post 52 supporting therear extension 62 of thecover plate 65, and anintermediate post 53 supporting theopening 66 of thecover plate 65. - The
front post 51 may have an opening to which thefront extension 61 of thecover plate 65 is coupled, and the opening of thefront post 51 may be defined by a plurality of support faces 51 a, 51 b, 51 c, and 51 d. The plurality of support faces 51 a, 51 b, 51 c, and 51 d may include thefirst support face 51 a supporting the front face of thefront extension 61, thesecond support face 51 b supporting the rear face of thefront extension 61, thethird support face 51 c supporting the right face of thefront extension 61, and thefourth support face 51 d supporting the left face of thefront extension 61. Since thefront extension 61 of thecover plate 65 is perpendicular to thelongitudinal edge portions battery tray 20 as described above, the first to fourth support faces 51 a, 51 b, 51 c, and 51 d of thefront post 51 may support thefront extension 61 of thecover plate 65 in the four directions. - The
rear post 52 may have an opening to which therear extension 62 of thecover plate 65 is coupled, and the opening of therear post 52 may be defined by a plurality of support faces 52 a, 52 b, and 52 c. The plurality of support faces 52 a, 52 b, and 52 c may include thefirst support face 52 a supporting the right face of therear extension 62, thesecond support face 52 b supporting the left face of therear extension 62, and thethird support face 52 c supporting the rear face of therear extension 62. In the present way, the first to third support faces 52 a, 52 b, and 52 c of therear post 52 may support therear extension 62 of thecover plate 65 in the three directions. - Since the
front extension 61 of thecover plate 65 is supported by thefront post 51 in the four directions and therear extension 62 of thecover plate 65 is supported by therear post 52 in the three directions as described above, theengine controller 60 may be securely coupled to the mountingshelf 50, and high-speed crashworthiness may be remarkably improved. - As illustrated in
FIG. 18 , theintermediate post 53 may have ahook 54 formed on an upper end portion thereof, and thehook 54 may be coupled to the edge portion of theopening 66 of thecover plate 65 by a snap-fit connection. - Since the
engine controller 60 is fitted into the mountingshelf 50 by thefront post 51, therear post 52, and theintermediate post 53 of the mountingshelf 50 as described above, a separate fastener is not needed, and thus it is possible to decrease the number of assembly steps, as well as to remarkably reduce the weight and material cost. This may help to increase economic effects, in addition to improving the crashworthiness of the vehicle. - As described above, according to an exemplary embodiment of the present invention, the
battery tray 20 may be secured to the leftfront side member 7. As a result, it is possible to reduce the weight on the left side of theengine compartment 5, balancing the weight of the vehicle and thus solving a problem of leaning to a side during braking and remarkably improving driving stability. - Although the present invention has been described with reference to exemplary embodiments and the accompanying drawings, the present invention is not limited thereto, but may be variously modified and altered by those skilled in the art to which the present invention pertains without departing from the spirit and scope of the present invention.
- For convenience in explanation and accurate definition in the appended claims, the terms “upper”, “lower”, “internal”, “outer”, “up”, “down”, “upper”, “lower”, “upwards”, “downwards”, “front”, “rear”, “back”, “inside”, “outside”, “inwardly”, “outwardly”, “internal”, “external”, “internal”, “outer”, “forwards”, and “backwards” are used to describe features of the exemplary embodiments with reference to the positions of such features as displayed in the figures.
- The foregoing descriptions of specific exemplary embodiments of the present invention have been presented for purposes of illustration and description. They are not intended to be exhaustive or to limit the invention to the precise forms disclosed, and obviously many modifications and variations are possible in light of the above teachings. The exemplary embodiments were chosen and described to explain certain principles of the invention and their practical application, to enable others skilled in the art to make and utilize various exemplary embodiments of the present invention, as well as various alternatives and modifications thereof. It is intended that the scope of the invention be defined by the Claims appended hereto and their equivalents.
Claims (18)
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KR10-2017-0076656 | 2017-06-16 | ||
KR1020170076656A KR102371607B1 (en) | 2017-06-16 | 2017-06-16 | Automotive battery mounting structure |
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US20180366702A1 true US20180366702A1 (en) | 2018-12-20 |
US10177356B1 US10177356B1 (en) | 2019-01-08 |
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US15/787,477 Active US10177356B1 (en) | 2017-06-16 | 2017-10-18 | Automotive battery mounting structure |
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KR (1) | KR102371607B1 (en) |
CN (1) | CN109131169B (en) |
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JP2020121660A (en) * | 2019-01-31 | 2020-08-13 | ダイハツ工業株式会社 | Vehicle battery fixing structure |
CN113540675A (en) * | 2021-06-18 | 2021-10-22 | 浙江吉利控股集团有限公司 | Automobile battery limiting block, automobile battery protection device and automobile |
FR3137633A1 (en) * | 2022-07-07 | 2024-01-12 | Psa Automobiles Sa | MOTOR VEHICLE BODY COMPRISING A BATTERY SUPPORT |
JP7478361B2 (en) | 2020-12-07 | 2024-05-07 | スズキ株式会社 | Vehicle battery fixing structure |
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EP3599120A1 (en) | 2012-10-19 | 2020-01-29 | Agility Fuel Systems LLC | Systems and methods for mounting a fuel system |
JP6544311B2 (en) * | 2016-07-14 | 2019-07-17 | トヨタ自動車株式会社 | In-vehicle equipment fixed structure |
EP3840972A4 (en) | 2018-08-24 | 2022-05-11 | Hexagon Purus North America Holdings Inc. | Battery system for heavy duty vehicles |
WO2020215018A1 (en) | 2019-04-19 | 2020-10-22 | Hexagon Purus North America Holdings Inc. | Electric powertrain system for heavy duty vehicles |
WO2020215023A1 (en) * | 2019-04-19 | 2020-10-22 | Hexagon Purus North America Holdings Inc. | Electric front end accessory devices assembly |
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JP7339901B2 (en) * | 2020-02-28 | 2023-09-06 | 本田技研工業株式会社 | Vehicle battery mounting structure and battery mounting method |
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WO2022125929A1 (en) | 2020-12-11 | 2022-06-16 | Hexagon Purus North America Holdings Inc. | Trailer hookup breakaway mitigation systems and methods |
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- 2017-11-23 CN CN201711183597.8A patent/CN109131169B/en active Active
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JP2020121660A (en) * | 2019-01-31 | 2020-08-13 | ダイハツ工業株式会社 | Vehicle battery fixing structure |
JP7224087B2 (en) | 2019-01-31 | 2023-02-17 | ダイハツ工業株式会社 | Vehicle battery fixing structure |
JP7478361B2 (en) | 2020-12-07 | 2024-05-07 | スズキ株式会社 | Vehicle battery fixing structure |
CN113540675A (en) * | 2021-06-18 | 2021-10-22 | 浙江吉利控股集团有限公司 | Automobile battery limiting block, automobile battery protection device and automobile |
FR3137633A1 (en) * | 2022-07-07 | 2024-01-12 | Psa Automobiles Sa | MOTOR VEHICLE BODY COMPRISING A BATTERY SUPPORT |
Also Published As
Publication number | Publication date |
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CN109131169B (en) | 2023-01-13 |
US10177356B1 (en) | 2019-01-08 |
CN109131169A (en) | 2019-01-04 |
KR102371607B1 (en) | 2022-03-07 |
KR20180137242A (en) | 2018-12-27 |
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