JP5034445B2 - Automobile battery support structure - Google Patents

Description

  The present invention relates to a battery support structure for an automobile in which a battery is supported on a vehicle body side bracket of a powertrain mount.

  In general, when a battery is supported in the engine room, a structure is adopted in which the battery is supported via a plurality of brackets on a front side frame (body frame) as a vehicle body rigid member that extends in the front-rear direction of the vehicle at the side of the engine room. Has been.

  In order to reduce the number of brackets that support the battery, a battery support structure for an automobile disclosed in Patent Document 1 has already been invented.

That is, the battery is supported across the engine mount bracket constituting the power train mount and the battery bracket provided on the side portion of the front side frame. According to this conventional structure, the engine mount bracket is mounted on the power train. Can be used for both battery support and battery support, so the number of brackets required to support the battery can be reduced, but there is a problem that the battery cannot be supported by the powertrain mount bracket alone. .
JP 2003-205800 A

  Therefore, the present invention provides a structure in which a battery is supported by a vehicle body side bracket of a powertrain mount, and an upper surface portion that the vehicle body side bracket holds the upper portion of the mount rubber, and a fastening portion that is fastened to the vehicle body frame before and after the upper surface portion. The first battery support portion is formed on the upper surface portion, and the battery support portion extending upward from the fastening portion is integrally formed, so that the battery can be supported only by the powertrain mount bracket. It is possible to reduce the number of components and improve the assembly accuracy, and to provide a battery support structure for an automobile that can ensure the stability of battery support at a plurality of support points. .

The battery support structure for an automobile according to the present invention includes a battery supported by a vehicle body side bracket of a power train mount, an upper surface portion that suppresses the upper portion of the mount rubber, a fastening portion that is fastened to the vehicle body frame before and after the upper surface portion, and an upper surface portion. first battery support portion formed, and is integrally formed on the fastening portion, and a vehicle body-side bracket having a second battery support portion extending upward from the fastening part Rutotomoni, the The second battery support portion is formed continuously from the fastening portion to the upper surface portion .
In other words, since the upper surface portion having the first battery support portion and the second battery support portion are integrally formed on the vehicle body side bracket, the battery can be supported only by the power train mount bracket. The number of points can be reduced and the assembling accuracy can be improved, and the stability of battery support can be ensured at a plurality of support points.
The second battery support portion described above may be set at the same height as the first battery support portion.
Further, according to the above configuration, since the second battery support portion is continuously formed from the fastening portion to the upper surface portion, it is possible to improve the rigidity of the second battery support portion, thereby stabilizing the battery support. Can be improved.

In addition, the battery support structure for an automobile according to the present invention includes a battery supported by a vehicle body side bracket of a powertrain mount, an upper surface portion that suppresses the upper portion of the mount rubber, a fastening portion that is fastened to the vehicle body frame before and after the upper surface portion, A first battery support portion formed in the portion, and formed integrally with the fastening portion and extending upward from the fastening portion, and inward in the vehicle width direction than the first battery support portion. And a vehicle body side bracket having a second battery support portion for supporting the battery.
In other words, since the upper surface portion having the first battery support portion and the second battery support portion are integrally formed on the vehicle body side bracket, the battery can be supported only by the power train mount bracket. The number of points can be reduced and the assembling accuracy can be improved, and the stability of battery support can be ensured at a plurality of support points.

In one embodiment of the present invention, a plurality of the second battery support portions are provided before and after the first battery support portion.
According to the said structure, since the 2nd battery support part was provided before and behind the 1st battery support part, a battery support point can be formed in a still wider space | interval, and the stability of a battery support can be improved further. it can.

In one embodiment of the present invention, the second battery support portion includes a vertical wall portion erected from a side end of the fastening portion, and a vehicle width direction with respect to the first battery support portion from the upper end of the vertical wall portion. And a flat surface portion that is bent to the opposite side to form a support point.
According to the above configuration, since the flat portion (that is, the portion where the support point is formed) of the second battery support portion is offset in the vehicle width direction with respect to the first battery support portion, the battery support stability is further improved. Can be achieved. In other words, when the battery is supported, the wider the interval between the plurality of support points, the more stable the support, and the flat portion on which the support point of the second battery support portion is formed is defined with respect to the first battery support portion. Thus, the distance between the plurality of support points can be increased by bending the opposite side in the vehicle width direction, and as a result, the battery support stability can be improved.

In one embodiment of the present invention, the vertical wall portion includes a first vertical wall portion erected from the side end of the fastening portion, and a side where the flat portion is formed from the outer end of the first vertical wall portion. And a second vertical wall portion formed by bending.
According to the above configuration, the vertical wall portion of the second battery support portion has the first vertical wall portion and the second vertical wall portion, and is formed in an L-shaped cross-sectional structure in plan view. The rigidity of the support portion itself can be improved.

In one embodiment of the present invention, the upper bracket having the upper surface portion, the fastening portion, and the first battery support portion, the second battery support portion are formed, and the upper bracket is configured as a separate member. And a side bracket integrally joined to the upper bracket.
According to the above configuration, since the upper bracket and the side bracket are formed as separate members, it becomes easy to process each of these brackets, and the upper bracket and the side bracket can be made to have different thicknesses. The degree of freedom in setting the strength of each bracket can be increased.

  According to the present invention, in the structure in which the battery is supported by the vehicle body side bracket of the powertrain mount, the vehicle body side bracket holds the upper portion of the mount rubber, and the fastening portion fastened to the vehicle body frame before and after the upper surface portion. The first battery support portion is formed on the upper surface portion, and the first battery support portion extending upward from the fastening portion is integrally formed, so that the battery can be supported only by the power train mount bracket. As a result, the number of parts can be reduced and the assembly accuracy can be improved, and the stability of battery support can be ensured at a plurality of support points.

  The battery can be supported only by the powertrain mount bracket, thereby reducing the number of parts and improving the assembly accuracy, and ensuring the stability of battery support at multiple support points. A battery supported by the vehicle body side bracket of the powertrain mount, an upper surface portion for suppressing the upper portion of the mount rubber, a fastening portion fastened to the vehicle body frame before and after the upper surface portion, a first battery support portion formed on the upper surface portion, and And a vehicle body side bracket having a second battery support portion formed integrally with the fastening portion and extending upward from the fastening portion.

An embodiment of the present invention will be described in detail with reference to the drawings.
The drawing shows a battery support structure of an automobile. First, a front body structure of a vehicle will be described with reference to FIG.

  A dash lower panel 2 is provided to fully extend the engine room 1 and the vehicle compartment in the front-rear direction. A pair of left and right front side frames is provided at the front of the dash lower panel 2 as a body frame extending in the front-rear direction of the vehicle at the side of the engine room 1 3 is provided.

  As shown in FIG. 8, the front side frame 3 has a closed cross section 7 extending in the front-rear direction by bonding and fixing the front side frame outer 4, the front side frame inner 5, and the reinforcement 6. It is a vehicle body rigid member.

  Further, a dash cross member 8 is provided between the pair of left and right front side frames 3 and 3 at the front portion of the above-described dash lower panel 2, and between the dash cross member 8 and the dash lower panel 2 in the vehicle width direction. An extending dash cross closed cross section is formed to improve the front vehicle body rigidity.

  Further, a dash upper panel (not shown), a cowl panel 9 and a cowl cross member 10 are attached to the upper part of the above-described dash lower panel 2, and among these members extending in the vehicle width direction, a dash upper panel and A cowl closed section extending in the vehicle width direction is formed between the cowl panel 9 and the cowl panel 9.

  On the other hand, an apron panel 12 is joined and fixed between an apron reinforcement 11 provided at the upper end of the engine room 1 and extending in the front-rear direction of the vehicle, and the above-described front side frame 3. A suspension tower 13 is formed in the middle of the front and rear wheel arches 12.

  In the engine room 1 described above, a power train 15 including an engine (not shown) and a transmission 14 is disposed. A battery 16 is disposed above the front side frame 3 in the engine room 1.

  Here, as shown in FIG. 1, the battery 16 has a battery clamp 17 provided at the top thereof and a battery tray 18 provided at the bottom thereof detachably fastened by a pair of clamp bolts 19.

Next, the battery support structure of the automobile will be described in detail.
2 is an enlarged perspective view of the main part shown with the battery 16 and the battery tray 18 removed from FIG. 1, FIG. 3 is an enlarged perspective view of the main part of FIG. 2, and FIG. FIG. 5 is a main part plan view of FIG. 2.

  As shown in FIGS. 2 to 5, the power train mount 21 for mounting the power train 15 includes a transmission side mounting bracket 22 fixed to the transmission housing 14 a of the transmission 14 and a vehicle body side attached to the upper part of the front side frame 3. And a mounting bracket 23.

  FIG. 6 is an exploded perspective view of the power train mount 21. As shown in FIG. 6, the power train mount 21 includes a mission side mount bracket 22, an inner bracket 24 fixed to the mission side mount bracket 22, Still another inner bracket 26 provided on the inner bracket 24 via another inner bracket 25, a mount rubber 27, and an upper bracket 28, a lower bracket 29, and side brackets 30, 31 constituting the vehicle body side mounting bracket 23. And.

  The above-described upper bracket 28 is formed in a substantially hat shape in a side view, and the upper bracket 28 serves as a vehicle body frame via an upper surface portion 28a for suppressing the upper portion of the mount rubber 27 and a lower bracket 29 before and after the upper surface portion 28a. Front and rear fastening portions 28b, 28b fastened to the front side frame 3 and a first battery support portion 28c formed on the upper surface portion 28a are provided.

  Further, a pair of flange portions 28d and 28d that rise upward along the substantially hat shape of the bracket 28 are integrally formed at both ends in the vehicle width direction of the above-described upper bracket 28, and the upper bracket 28 itself The rigidity is improved.

  The lower bracket 29 described above has a holding portion 29a that holds the lower portion of the mount rubber 27 in the middle in the front-rear direction, and the front and rear of the holding portion 29a correspond to the fastening portions 28b and 28b of the upper bracket 28, respectively. Fastening portions 29b and 29b before and after being fastened to the side frame 3 are integrally formed.

  The front and rear side brackets 30 and 31 described above are formed of a member different from the upper bracket 28 and are integrally joined and fixed to the upper bracket 28.

  Of the above-described front and rear side brackets 30, 31, the front side bracket 30 is formed integrally with the front fastening portion 28b and the flange portion 28d, and extends upward from the fastening portion 28b. Part.

  The front side bracket 30 (second battery support portion) is formed continuously from the fastening portion 28b to the upper surface portion 28a, and the side bracket 30 (second battery support portion) is the front side fastening portion. A vertical wall portion 30a erected from the side end of 28b, and a support point 30b is bent from the upper end of the vertical wall portion 30a to the opposite side (inward) in the vehicle width direction with respect to the first battery support portion 28c. And a planar portion 30c to be formed.

  Further, the vertical wall portion 30a described above is formed by a first vertical wall portion 30d erected from the side end of the front fastening portion 28b and a flat surface portion 30c from the outer end (front end) of the first vertical wall portion 30d. And a second vertical wall portion 30e formed by bending inward in the vehicle width direction, and is formed in an L-shaped cross-sectional structure in plan view. Here, the above-described upper surface portion 28a, in particular, the first battery support portion 28c and the flat portion 30c are formed so as to have substantially the same height position.

  Similarly, the rear side bracket 31 (second battery support portion) is formed continuously from the fastening portion 28b to the upper surface portion 28a, and the side bracket 31 (second battery support portion) A vertical wall portion 31a erected from the side end of the fastening portion 28b on the side, and an upper end of the vertical wall portion 31a bent toward the vehicle width direction opposite side (inward) with respect to the first battery support portion 28c. And a flat surface portion 31c on which the support point 31b is formed.

  The vertical wall portion 31a described above includes a first vertical wall portion 31d erected from the side end of the rear fastening portion 28b, and a flat surface portion 31c from the outer end (rear end) of the first vertical wall portion 31d. And a second vertical wall portion 31e formed by bending inward in the vehicle width direction, and is formed in an L-shaped cross-sectional structure in plan view. Here, the above-described upper surface portion 28a, in particular, the first battery support portion 28c and the flat surface portion 31c are formed to have substantially the same height position.

  When the elements 22, 24, 25, 26, 27, 28, 29, 30, and 31 shown in the exploded perspective view in FIG. 6 are combined, the result is as shown in FIG. 4, and the power train mount 21 shown in FIG. When 20 is attached, the result is as shown in FIG.

  The above-described support bracket 20 has a main surface portion 20b in which an opening 20a is formed as shown in FIGS. 3 and 5, and mounting surfaces 20c and 20d that are integrally formed stepwise before and after the main surface portion 20b. The battery 16 described above is supported by the vehicle body side mounting bracket 23 via the battery tray 18 and the support bracket 20.

  FIG. 7 is a cross-sectional view taken along line AA in FIG. 5 and shows a connection structure between the mission housing 14a and the mission side mounting bracket 22. FIG. A total of three stud bolts 33 (only two of them are shown in FIG. 7) are planted on the upper portion of the mission housing 14a, and nuts 34 fastened to the stud bolts 33 are used for the mission side. The mount bracket 22 is fixed to the mission housing 14a. In FIG. 7, reference numeral 35 denotes an oil pan provided at the lower portion of the mission housing 14a.

  FIG. 8 is a cross-sectional view taken along line BB in FIG. 5 and shows a connection structure between the mission-side mount bracket 22 and the inner bracket 24. As shown in FIGS. 7 and 8, a total of two stud bolts 36, 36 are implanted in the upper part of the mission side mounting bracket 22, and nuts 37, 37 that are fastened to the stud bolts 36, 36 are used. The inner bracket 24 is fixed to the transmission side mount bracket 22, and the two inner brackets 24 and 25 are fixed together by a nut 37 that is fastened to the stud bolt 36 on the mount rubber 27 side.

  Further, as shown in FIG. 8, another inner bracket 26 is joined and fixed to an upward bent portion of the inner bracket 25, and the vehicle bracket direction outer portion of the inner bracket 24 described above and the inner bracket 26 are fixed. Are inserted into the mount rubber 27 in a state of being spaced apart from each other in the vehicle width direction.

  Furthermore, as shown in the figure, the upper and lower portions of the mount rubber 27 are held by the upper surface portion 28 a of the upper bracket 28 and the holding portion 29 a of the lower bracket 29.

  FIG. 9 is a cross-sectional view taken along the line CC of FIG. 5 and shows a fastening structure between the front side frame 3 and the vehicle body side mounting bracket 23 and a fastening structure between the front and rear side brackets 30 and 31 and the support bracket 20. Show.

  The front and rear fastening portions 28b and 28b of the upper bracket 28 and the front and rear fastening portions 29b and 29b of the lower bracket 29 corresponding thereto are aligned in the vertical direction. The front side frame 3 is connected and fixed to the upper surface portion of the front side frame inner 5.

  Further, the flat portion 30c of the front side bracket 30 and the front mounting surface 20c of the support bracket 20 are connected and fixed using bolts 40 and nuts 41, and the mounting surface 20c described above is stepped down from the main surface portion 20b. By being formed, the mounting member (see the bolt 40 and the nut 41) is configured not to buffer the battery tray 18.

  Further, the flat portion 31c of the rear side bracket 31 and the mounting surface 20d on the rear side of the support bracket 20 are connected and fixed using bolts 42 and nuts 43, and the mounting surface 20d described above is connected to the main surface portion 20b. By forming the step down, the mounting member (see the bolt 42 and the nut 43) is configured not to interfere with the battery tray 18.

  Further, the first battery support portion 28c formed on the upper surface portion 28a of the upper bracket 28 and the mounting surface 20c on the front side of the support bracket 20 are connected and fixed using bolts 44 and nuts 45, and the mounting surface 20d. Due to the step-down structure, the mounting member (see the bolt 44 and the nut 45) is configured not to interfere with the battery tray 18 as described above.

  In short, as shown in FIG. 3, the support bracket 20 is fixed to the tops of the upper bracket 28 and the side brackets 30, 31 using three sets of bolts and nuts 40, 41, 42, 43, 44, 45 (attachment members). It has been done. Here, it is desirable to set the triangular area connecting the upper center points of the bolts 40, 42, and 44 shown in FIG. 3 as large as possible.

  FIG. 10 is a cross-sectional view taken along the line D-D in FIG. 5 and shows a fastening structure between the support bracket 20 and the battery tray 18.

  Before and after the main surface portion 20 b of the support bracket 20, nuts 46 and 47 are fixed to the lower surface by welding in advance, and the battery tray 18 is attached to the support bracket 20 using bolts 48 and 49 that are fastened to the nuts 46 and 47. ing.

  12 is a cross-sectional view taken along the line G-G in FIG. 5 and shows a fastening structure between the support bracket 20 and the battery tray 18.

  A nut 50 is welded and fixed to the lower surface of the main surface portion 20b of the support bracket 20 in the front-rear direction, and the battery tray 18 is attached to the support bracket 20 using bolts 51 fastened to the nut 50.

  In short, the battery tray 18 is fixed to the main surface portion 20b of the support bracket 20 using the three sets of bolts and nuts 48, 46, 49, 47, 51, and 50 (attachment members) shown in FIGS. Is.

  11 is a cross-sectional view taken along the line EE in FIG. 5 and shows a fastening structure between the front and rear side brackets 30 and 31 and the support bracket 20, and as described above with reference to FIG. Front and rear mounting surfaces 20c and 20d of the support bracket 20 are attached to the flat portions 30c and 31c of the side brackets 30 and 31 using bolts and nuts 40, 41, 42 and 43, respectively.

  Instead of the structure shown in FIG. 3, the structure shown in FIG. 13 may be adopted. That is, in the structure shown in FIG. 13, a pair of front and rear second vertical wall portions 30e, 30e, 31e, 31e are integrally formed on the front side bracket 30 and the rear side bracket 31, respectively. , 31 is improved in rigidity.

  In the figure, arrow F indicates the front of the vehicle, arrow R indicates the rear of the vehicle, arrow IN indicates the inside of the vehicle, and arrow OUT indicates the outside of the vehicle.

As described above, the battery support structure of the automobile of the above-described embodiment includes the battery 16 supported by the vehicle body side bracket 23 of the powertrain mount 21, the upper surface portion 28a that holds the upper portion of the mount rubber 27, and the front and rear portions of the upper surface portion 28a. The fastening portion 28b fastened to the frame (see the front side frame 3), the first battery support portion 28c formed on the upper surface portion 28a, and the fastening portion 28b are formed integrally with the fastening portion 28b. And a vehicle body side bracket 23 having a second battery support portion (see side brackets 30, 31) extending upward.
That is, since the upper surface portion 28a having the first battery support portion 28c and the second battery support portion (see the side brackets 30 and 31) are integrally formed on the vehicle body side bracket 23, the battery can be formed with only the power train mount bracket. 16 can be supported, thereby reducing the number of parts and improving the assembly accuracy, and at a plurality of support points (see the positions of the bolts 40, 42, and 44 shown in FIG. 3). 16 Support stability can be ensured.

The second battery support portion (see side brackets 30 and 31) is formed continuously from the fastening portion 28b to the upper surface portion 28a.
According to this configuration, since the second battery support portion (see the side brackets 30 and 31) is continuously formed from the fastening portion 28b to the upper surface portion 28a, the second battery support portion (see the side brackets 30 and 31). The rigidity of the battery 16 can be improved, whereby the stability of the battery 16 support can be improved.

Further, a plurality of the second battery support portions (see side brackets 30 and 31) are provided before and after the first battery support portion 28c.
According to this configuration, since the second battery support portion (see the side brackets 30, 31) is provided before and after the first battery support portion 28c, the battery support point (see the positions of the bolts 40, 42, 44 shown in FIG. 3). ) Can be formed at wider intervals, and the stability of supporting the battery 16 can be further improved.

In addition, the second battery support portion (see the side brackets 30 and 31) includes vertical wall portions 30a and 31a erected from the side end of the fastening portion 28b, and first ends from the upper ends of the vertical wall portions 30a and 31a. It is provided with flat portions 30c and 31c that are bent to the opposite side (that is, inward) in the vehicle width direction with respect to the battery support portion 28c to form support points 30b and 31b.
According to this configuration, the plane portions 30c and 31c (that is, the portions where the support points 30b and 31b are formed) of the second battery support portion (see the side brackets 30 and 31) are placed on the vehicle with respect to the first battery support portion 28c. Since it is offset inward in the width direction, the battery support stability can be further improved. That is, when the battery 16 is supported, the support becomes more stable as the intervals between the plurality of support points become wider, and the support points 30b and 31b of the second battery support portion (see the side brackets 30 and 31) are formed. Are formed on the opposite side in the vehicle width direction with respect to the first battery support portion 28c, thereby providing a plurality of support points (see the positions of the bolts 40, 42, and 44 shown in FIG. 3). ) Can be expanded, and as a result, the battery support stability can be improved.

The vertical wall portions 30a and 31a include first vertical wall portions 30d and 31d that are erected from the side end of the fastening portion 28b, and flat portions 30c and 31c from the outer ends of the first vertical wall portions 30d and 31d. 2nd vertical wall part 30e, 31e formed by bending to the side in which is formed.
According to this configuration, the vertical wall portions 30a and 31a of the second battery support portion (see the side brackets 30 and 31) include the first vertical wall portions 30d and 31d and the second vertical wall portions 30e and 31e, Since the L-shaped cross-sectional structure is formed in a plan view, it is possible to improve the rigidity of the second battery support portion (see the side brackets 30 and 31) itself.

Further, the upper bracket 28 including the upper surface portion 28a, the fastening portion 28b, and the first battery support portion 28c, and the second battery support portion are formed. Side brackets 30 and 31 that are integrally joined to 28.
According to this configuration, since the upper bracket 28 and the side brackets 30 and 31 are formed as separate members, the processing of the brackets 28, 30 and 31 is facilitated, and the upper bracket 28 and the side brackets 30 and 31 Since the thickness of the brackets 28, 30, and 31 can be varied, the degree of freedom in setting the strength of the brackets 28, 30, and 31 can be increased.

In the correspondence between the configuration of the present invention and the above-described embodiment,
The vehicle body frame of the present invention corresponds to the front side frame 3 of the embodiment,
Similarly,
The second battery support portion corresponds to the side brackets 30 and 31,
The present invention is not limited to the configuration of the above-described embodiment.

The perspective view of the front vehicle body structure provided with the battery support structure of the motor vehicle of this invention The main part expansion perspective view of FIG. 1 which removes and shows a battery Perspective view showing the powertrain mount 3 is a perspective view of FIG. 3 with the support bracket removed. Main part plan view of FIG. Disassembled perspective view of powertrain mount AA sectional view taken along line AA in FIG. BB cross-sectional view of FIG. CC sectional view taken on line CC in FIG. DD sectional view taken along line D-D in FIG. EE cross-sectional view of FIG. GG arrow sectional view of FIG. The perspective view which shows the other Example of the battery support structure of a motor vehicle

3. Front side frame (body frame)
16 ... Battery 21 ... Powertrain mount 23 ... Car body side mounting bracket (car body side bracket)
27 ... Mount rubber 28 ... Upper bracket 28a ... Upper surface part 28b ... Fastening part 28c ... First battery support part 30, 31 ... Side bracket (second battery support part)
30a, 31a ... vertical wall portion 30b, 31b ... support point 30c, 31c ... plane portion 30d, 31d ... first vertical wall portion 30e, 31e ... second vertical wall portion

Claims (7)

A battery support structure for an automobile,
A battery supported by the bracket on the vehicle body side of the powertrain mount;
An upper surface part that holds down the upper part of the mount rubber, a fastening part that is fastened to the body frame before and after the upper surface part,
Formed integrally with the first battery support portion formed on the upper surface portion, and the fastening portion; and
A vehicle body side bracket having a second battery support portion extending upward from the fastening portion;
The equipped Rutotomoni,
The battery support structure for an automobile, wherein the second battery support portion is continuously formed from the fastening portion to the upper surface portion . A battery support structure for an automobile,
A battery supported by the bracket on the vehicle body side of the powertrain mount;
An upper surface part that holds down the upper part of the mount rubber, a fastening part that is fastened to the body frame before and after the upper surface part,
Formed integrally with the first battery support portion formed on the upper surface portion, and the fastening portion; and
A vehicle body side bracket having a second battery support portion extending upward from the fastening portion and supporting the battery in the vehicle width direction inward of the first battery support portion;
With
Automobile battery support structure. The battery support structure for an automobile according to claim 2, wherein the second battery support portion is formed continuously from the fastening portion to the upper surface portion. The battery support structure for an automobile according to claim 1 or 3 , wherein a plurality of the second battery support portions are provided before and after the first battery support portion. The second battery support portion includes a vertical wall portion erected from a side end of the fastening portion,
5. The battery support structure for an automobile according to claim 4, further comprising a flat portion that is bent from the upper end of the vertical wall portion to the opposite side in the vehicle width direction with respect to the first battery support portion to form a support point. The vertical wall portion is formed by bending a first vertical wall portion erected from the side end of the fastening portion and a second flat portion bent from the outer end of the first vertical wall portion to the side where the plane portion is formed. The automobile battery support structure according to claim 5 , further comprising a vertical wall portion. An upper bracket having an upper surface portion, a fastening portion and a first battery support portion;
The side bracket which comprises a 2nd battery support part and is comprised by a member different from the said upper bracket, and was integrally joined to an upper bracket, The any one of Claims 1-6 provided. Automobile battery support structure.

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