CN212124829U - Vehicle rear structure - Google Patents
Vehicle rear structure Download PDFInfo
- Publication number
- CN212124829U CN212124829U CN202020470638.2U CN202020470638U CN212124829U CN 212124829 U CN212124829 U CN 212124829U CN 202020470638 U CN202020470638 U CN 202020470638U CN 212124829 U CN212124829 U CN 212124829U
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- China
- Prior art keywords
- suspension tower
- vehicle
- battery
- rear suspension
- bracket
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- 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.)
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- 239000000725 suspension Substances 0.000 claims abstract description 73
- 230000037396 body weight Effects 0.000 abstract description 3
- 238000006073 displacement reaction Methods 0.000 description 3
- 230000002787 reinforcement Effects 0.000 description 3
- 230000003014 reinforcing effect Effects 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Body Structure For Vehicles (AREA)
- Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)
Abstract
The utility model provides a vehicle rear portion structure. The vehicle rear structure includes a left rear suspension tower provided on a rear side member on a left side of the vehicle; a right side rear suspension tower provided on a rear side member on a right side of the vehicle; and a battery mounted on a rear side of the vehicle to supply power to a motor as a power source, the battery being disposed on a rear floor between the left and right rear suspension towers in a vehicle width direction, a left side of the battery being connected to a lower portion of the left rear suspension tower, and a right side of the battery being connected to a lower portion of the right rear suspension tower. Based on the above structure of the utility model, when can improve the rigidity at automobile body rear portion, can ensure to have enough big space behind left side rear suspension tower and the right side between the suspension tower to can avoid automobile body weight to increase and the equipment cost risees.
Description
Technical Field
The utility model relates to a vehicle rear portion structure.
Background
Conventionally, in a vehicle equipped with a motor as a power source and a battery for supplying power to the motor, the battery is generally disposed on a floor of the vehicle. In such a vehicle, for example, as shown in fig. 4, in order to improve the rigidity of the rear vehicle body without reducing the space between the left rear suspension tower 62 and the right rear suspension tower 63, the lower portion of the left rear suspension tower 62 and the lower portion of the right rear suspension tower 63 may be connected by a framework reinforcement member 70.
The frame reinforcing member 70 includes a rear cross member 71, a left gusset plate 72, and a right gusset plate 73. The rear cross member 71 is disposed on the rear floor 61 between the left rear suspension tower 62 and the right rear suspension tower 63 in the vehicle width direction. The left gusset plate 72 is connected to the left end portion of the rear cross member 71, the lower portion of the left rear suspension tower 62, and the left rear side member 64, respectively. The right gusset plate 73 is connected to the right end portion of the rear cross member 71, the lower portion of the right rear suspension tower 63, and the right rear side member 65, respectively.
With the above configuration, the rigidity of the rear vehicle body can be improved without reducing the space between the left rear suspension tower 62 and the right rear suspension tower 63, but there is a problem that the vehicle body weight increases and the facility cost increases.
SUMMERY OF THE UTILITY MODEL
To the technical problem, an object of the utility model is to provide a when can improve the rigidity at automobile body rear portion, can ensure to have enough big space between left side rear suspension tower and the right side rear suspension tower to can avoid automobile body weight to increase and the vehicle rear portion structure that equipment cost rises.
As a technical solution to solve the above technical problem, the present invention provides a vehicle rear structure including a left rear suspension tower provided on a left rear side member of a vehicle; a right side rear suspension tower provided on a rear side member on a right side of the vehicle; and a battery mounted on a rear side of the vehicle for supplying power to a motor as a power source, characterized in that: the battery is disposed on a rear floor between the left rear suspension tower and the right rear suspension tower in a vehicle width direction, a left side of the battery is connected to a lower portion of the left rear suspension tower, and a right side of the battery is connected to a lower portion of the right rear suspension tower.
The utility model discloses an above-mentioned vehicle rear portion structure's advantage lies in, need not use the skeleton reinforcing member who uses among the prior art, only joins the lower part of suspension tower behind with the left side and the right side with current battery, just can improve the rigidity at automobile body rear portion.
Specifically, with the above vehicle rear structure, in the case where the direction of the force received by the left rear suspension tower is vertically opposite to the direction of the force received by the right rear suspension tower, the displacement of the force receiving point of the left rear suspension tower and the like is reduced, and therefore, the rigidity of the vehicle body rear portion can be improved, and the rear collision resistance of the vehicle can be improved. Meanwhile, a sufficiently large space can be ensured above the battery between the left-side rear suspension tower and the right-side rear suspension tower. Also, since an additional skeleton reinforcing member is not used, an increase in the weight of the vehicle body and an increase in the equipment cost can be avoided.
In addition, in the above vehicle rear structure of the present invention, preferably, a left front portion of the battery is connected to a front lower portion of the left rear suspension tower and the left rear side member through a first bracket; the right front part of the battery is connected with the front lower part of the right rear suspension tower and the right rear side beam through a second bracket; the left rear part of the battery is connected with the rear lower part of the left rear suspension tower and the rear side beam on the left side through a third bracket; the right rear part of the battery is connected with the rear lower part of the right rear suspension tower and the rear side beam on the right side through a fourth bracket.
With the above configuration, the four positions of the battery, which are left, right, front, and rear, are connected to the left rear suspension tower, the right rear suspension tower, the left rear side member, and the right rear side member, respectively, so that the displacement of the stress points of the left rear suspension tower and the right rear suspension tower can be further reduced.
Drawings
Fig. 1 is a perspective view showing a vehicle rear structure according to an embodiment of the present invention.
Fig. 2 is a rear view showing the rear structure of the vehicle in fig. 1.
Fig. 3 is a view showing a mounted state of the right rear portion of the battery in fig. 1.
Fig. 4 is a rear view showing a rear structure of a vehicle in the related art.
Detailed Description
Hereinafter, embodiments of the present invention will be described with reference to the drawings.
In each figure, the direction of Rr represents the vehicle rear side; the direction of Lh represents the left side of the vehicle; the direction of Rh indicates the vehicle right side; the direction of Up indicates the upper side of the vehicle.
Fig. 1 is a perspective view showing a vehicle rear structure of the present embodiment, and fig. 2 is a rear view showing the vehicle rear structure in fig. 1. As shown in fig. 1 and 2, the vehicle is equipped with a motor (not shown) as a power source and a battery 4 for supplying power to the motor. A left rear suspension tower 2 is provided on a left rear side member 5 on the left side of a rear floor 1 of the vehicle, and a right rear suspension tower 3 is provided on a right rear side member 6 on the right side of the rear floor 1 of the vehicle.
The battery 4 is disposed on the rear floor 1 between the left rear suspension tower 2 and the right rear suspension tower 3 in the vehicle width direction. The battery 4 is formed in a flat box shape having a substantially trapezoidal shape in plan view, and the longitudinal direction thereof coincides with the vehicle width direction; the thickness direction of the steel plate is consistent with the vehicle height direction.
The left front portion of the battery 4 is connected to the front lower portion of the left rear suspension tower 2 and the left rear side member 5 via a bracket 10 (first bracket). The right front portion of the battery 4 is connected to the front lower portion of the right rear suspension tower 3 and the right rear side member 6 via a bracket 20 (second bracket).
The left rear portion of the battery 4 is connected to the rear lower portion of the left rear suspension tower 2 and the left rear side member 5 via a bracket 30 (third bracket). The right rear portion of the battery 4 is connected to the rear lower portion of the right rear suspension tower 3 and the right rear side member 6 via a bracket 40 (fourth bracket).
The left front bracket 10 includes an upper plate portion 11, a front plate portion 12, an upper vertical piece (not shown), a lower vertical piece (not shown), an upward extending piece 15, and a downward extending piece 16.
The upper plate portion 11 is joined to the left side of the upper surface of the battery 4. The front plate portion 12 is joined to the left side of the front surface of the battery 4. The upper vertical piece is joined to the front lower portion of the inner side surface of the left rear suspension tower 2. The upward projecting piece 15 is engaged at the lower portion of the front inclined surface of the left rear suspension tower 2. The lower vertical piece and the downward projecting piece 16 are joined to the left side rear side member 5.
The right front bracket 20 includes an upper plate portion 21, a front plate portion 22, an upper vertical piece 23, a lower vertical piece 24, an upward extending piece 25, and a downward extending piece 26.
The upper plate portion 21 is joined to the right side of the upper surface of the battery 4. The front plate portion 22 is joined to the right side of the front surface of the battery 4. The upper vertical piece 23 is joined to the front lower portion of the inside face of the right rear suspension tower 3. The upward projecting piece 25 is engaged with the lower portion of the front inclined surface of the right rear suspension tower 3. The lower vertical piece 24 and the downward projecting piece 26 are joined to the right side rear side member 6.
The left rear bracket 30 includes an upper plate portion 31, a rear plate portion 32, an upper vertical piece 33, a lower vertical piece 34, an upward extending piece 35, and a downward extending piece 36.
The upper plate portion 31 is joined to the left side of the upper surface of the battery 4. The rear plate portion 32 is joined to the left side of the rear surface of the battery 4. The upper vertical piece 33 is joined to the rear lower portion of the inner side surface of the left rear suspension tower 2. The upward projecting piece 35 is engaged at the lower portion of the rear surface of the left rear suspension tower 2. The lower vertical piece 34 and the downward projecting piece 36 are joined to the left side rear side member 5.
The right rear bracket 40 includes an upper plate portion 41, a rear plate portion 42, an upper vertical piece 43 and a lower vertical piece 44, and an upward projecting piece 45 and a downward projecting piece 46.
The upper plate portion 41 is joined to the right side of the upper surface of the battery 4. The rear plate portion 42 is joined to the right side of the rear surface of the battery 4. The upper vertical piece 43 is joined to the rear lower portion of the inner side face of the right rear suspension tower 3. The upward projecting piece 45 is engaged with a lower portion of the rear surface of the right rear suspension tower 3. The lower vertical piece 44 and the downward projecting piece 46 are joined to the right side rear side member 6.
The four brackets 10 to 40 are joined to the respective members by, for example, spot welding, bolt fastening, or the like.
With the above-described configuration of the present embodiment, the rigidity of the rear vehicle body can be improved by connecting the lower portion of the left rear suspension tower 2 and the lower portion of the right rear suspension tower 3 only by the conventional battery 4 without using the conventional frame reinforcement member. Specifically, when the direction of the force applied to the left rear suspension tower 2 is vertically opposite to the direction of the force applied to the right rear suspension tower 3, the displacement of the force-receiving points of the left rear suspension tower 2 and the right rear suspension tower 3 is reduced, and the rigidity of the rear portion of the vehicle body can be improved, and the rear collision resistance of the vehicle can be improved.
In addition, with the above configuration of the present embodiment, a sufficiently large space can be secured above the battery 4 between the left rear suspension tower 2 and the right rear suspension tower 3.
Further, since the frame reinforcement member used in the related art is not used, the increase in the weight of the vehicle body and the increase in the equipment cost can be avoided.
Claims (2)
1. A vehicle rear structure includes a left rear suspension tower provided on a rear side member on a left side of a vehicle; a right side rear suspension tower provided on a rear side member on a right side of the vehicle; and a battery mounted on a rear side of the vehicle for supplying power to a motor as a power source, characterized in that:
the battery is disposed on a rear floor between the left rear suspension tower and the right rear suspension tower in a vehicle width direction,
the left side of the battery is connected with the lower part of the left rear suspension tower,
the right side of the battery is connected with the lower part of the right rear suspension tower.
2. The vehicle rear structure according to claim 1, characterized in that:
the left front part of the battery is connected with the front lower part of the left side rear suspension tower and the left side rear side beam through a first bracket;
the right front part of the battery is connected with the front lower part of the right rear suspension tower and the right rear side beam through a second bracket;
the left rear part of the battery is connected with the rear lower part of the left rear suspension tower and the rear side beam on the left side through a third bracket;
the right rear part of the battery is connected with the rear lower part of the right rear suspension tower and the rear side beam on the right side through a fourth bracket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020470638.2U CN212124829U (en) | 2020-04-02 | 2020-04-02 | Vehicle rear structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020470638.2U CN212124829U (en) | 2020-04-02 | 2020-04-02 | Vehicle rear structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212124829U true CN212124829U (en) | 2020-12-11 |
Family
ID=73688186
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020470638.2U Active CN212124829U (en) | 2020-04-02 | 2020-04-02 | Vehicle rear structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212124829U (en) |
-
2020
- 2020-04-02 CN CN202020470638.2U patent/CN212124829U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |