CN204488953U - Rear portion of car body supporting construction - Google Patents
Rear portion of car body supporting construction Download PDFInfo
- Publication number
- CN204488953U CN204488953U CN201520111977.0U CN201520111977U CN204488953U CN 204488953 U CN204488953 U CN 204488953U CN 201520111977 U CN201520111977 U CN 201520111977U CN 204488953 U CN204488953 U CN 204488953U
- Authority
- CN
- China
- Prior art keywords
- crossbeam
- supporting construction
- right flank
- left wing
- car body
- 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.)
- Active
Links
Landscapes
- Body Structure For Vehicles (AREA)
Abstract
The utility model relates to vehicular field, and disclose a kind of rear portion of car body supporting construction, it comprises first crossbeam and support beam, and first crossbeam is fixed on rear floor, and its two ends are fixedly attached on the left longeron in rear floor and rear floor right vertical beam respectively, support beam comprises left wing, right flank and base, in the left end that the upper end of left wing is fixedly attached to backlight shelf and left panel, on the right-hand member that the upper end of right flank is fixedly attached to backlight shelf and right side coaming plate, left wing is fixedly connected with described base with the lower end of right flank, and base is fixedly connected with described first crossbeam, make rear floor, rear longitudinal floor beam, gusset and backlight shelf form coherent structure, effectively can improve support beam, the local mode of the vehicle body rear part structures such as rear floor, improve the bending Rigidity and strength at body in white rear portion simultaneously, and then improve NVH performance and the anti-impact force of car load.Support beam is V-arrangement, can further improve the structural strength of body tail.
Description
Technical field
The utility model relates to vehicular field, particularly relates to a kind of rear portion of car body supporting construction.
Background technology
At present, support beam structure is arranged between luggage compartment dividing plate and back seat.NVH (Noise, Vibration, Harshness of bad, the car load of floor local mode after region between luggage compartment dividing plate and back seat easily exists, i.e. noise, vibration and sound vibration roughness) the not good problem of performance, existing support beam structure can not address these problems.Meanwhile, the impact capacity that existing support beam resists luggage compartment storing is good not, thus reduces the protective effect to rear row occupant.
In addition, due to the installation requirements of the back seat fabricated sections such as back seat, back seat belt and child safety seat hook, there is the problems such as attachment point support is numerous, attachment point intensity is not high in this place.
Utility model content
The purpose of this utility model is to provide a kind of rear portion of car body supporting construction, to improve the local mode of body tail, and then improves the NVH performance of car load.
In order to solve the problems of the technologies described above, the utility model provides a kind of rear portion of car body supporting construction, and described supporting construction comprises:
First crossbeam, described first crossbeam is fixed on rear floor, and its two ends are fixedly attached on the left longeron in rear floor and rear floor right vertical beam respectively;
Support beam, described support beam comprises left wing, right flank and base, in the left end that the upper end of described left wing is fixedly attached to backlight shelf and left panel, on the right-hand member that the upper end of described right flank is fixedly attached to described backlight shelf and right side coaming plate, described left wing is fixedly connected with described base with the lower end of right flank, and described base is fixedly connected with described first crossbeam.
In above-mentioned rear portion of car body supporting construction, the spacing between described left wing and right flank diminishes from top to bottom gradually, forms v-shaped structure.
In above-mentioned rear portion of car body supporting construction, described support beam also comprises second cross beam, and described second cross beam is positioned at the top of described base, and its two ends are connected with described left wing and right flank respectively.
In above-mentioned rear portion of car body supporting construction, described second cross beam is provided with luggage compartment plaque installation portion.
In above-mentioned rear portion of car body supporting construction, described second cross beam is the structure of big at both ends and small in middle.
In above-mentioned rear portion of car body supporting construction, the forward and backward edge of described first crossbeam is fixedly connected with rear floor, the middle part K/UP of described first crossbeam, makes to form cavity between the middle part of described first crossbeam and described rear floor.
In above-mentioned rear portion of car body supporting construction, the cross-sectional plane of described left wing and right flank is concavo-convex alternate shape.
In above-mentioned rear portion of car body supporting construction, described base comprises base body, and the left end of described base body is provided with to the raised left connecting portion in the direction of described left wing, and the right-hand member of described base body is provided with to the raised right connecting portion in the direction of described right flank;
Described base body is fixedly connected with described first crossbeam;
The mating shapes of described left connecting portion and described left wing, the mating shapes of described right connecting portion and described right flank;
The upper end of described left connecting portion is fixedly connected with the lower end of described left wing, and the upper end of described right connecting portion is fixedly connected with the lower end of described right flank.
In above-mentioned rear portion of car body supporting construction, described first crossbeam is provided with chair mounted portion and safety strap installation portion.
In above-mentioned rear portion of car body supporting construction, described first crossbeam is provided with the reinforced rib that multiple fore-and-aft direction along vehicle body is arranged.
A kind of rear portion of car body supporting construction that technique scheme provides, be provided with the supporting construction of support beam and first crossbeam, the left wing of support beam and right flank are fixedly attached to backlight shelf and gusset plate, the base of support beam is fixedly connected with first crossbeam, first crossbeam is fixed on rear floor, and its two ends are fixedly attached to the left longeron in rear floor and rear floor right vertical beam respectively, make rear floor thus, rear longitudinal floor beam, gusset and backlight shelf form coherent structure, effectively can improve support beam, the local mode of the vehicle body rear part structures such as rear floor, improve the bending Rigidity and strength at body in white rear portion simultaneously, and then improve NVH performance and the anti-impact force of car load.
In addition, the spacing between the left wing of support beam and right flank diminishes from top to bottom gradually, and form v-shaped structure, the support beam structure of V-arrangement is more stable, can further improve the structural strength of body tail.
In addition, between the left wing of support beam and right flank, be designed with second cross beam, can strengthen resisting the ability that luggage compartment storing clashes into the deflection caused by support beam, and then improve the protective capacities to rear row occupant.
In addition, the relevant fabricated section of back seat is integrated on first crossbeam, effectively improves the intensity of each attachment point, can reduce the frock clamp etc. installing required number of parts and manufacturing line simultaneously, save manufacturing cost.
Accompanying drawing explanation
Fig. 1 is the front elevation of a kind of rear portion of car body supporting construction of the utility model;
Fig. 2 is the assembly drowing of supporting construction of the present utility model at body tail;
Fig. 3 is the lateral plan of support beam of the present utility model;
Fig. 4 is the front elevation of the second cross beam of support beam of the present utility model;
Fig. 5 is the front elevation of the right flank of support beam of the present utility model;
Fig. 6 is the axonometric drawing of the right flank of support beam of the present utility model;
Fig. 7 is the front elevation of the base of support beam of the present utility model;
Fig. 8 is the axonometric drawing of the base of support beam of the present utility model;
Fig. 9 is the front elevation of first crossbeam of the present utility model;
Figure 10 is the axonometric drawing of first crossbeam of the present utility model.
Wherein, 1, first crossbeam; 11, safety strap installation portion; 12, back seat installation portion; 13, child safety seat installation portion; 14, reinforced rib; 15, draw-in groove; 2, support beam; 21, left wing; 22, right flank; 23, base; 231, base body; 232, left connecting portion; 233, right connecting portion; 234, first crossbeam installation portion; 24, second cross beam; 241, luggage compartment plaque installation portion; 3, rear floor; 4, the left longeron in rear floor; 5, rear floor right vertical beam; 6, backlight shelf; 7, right side coaming plate.
Detailed description of the invention
Below in conjunction with drawings and Examples, detailed description of the invention of the present utility model is described in further detail.Following examples for illustration of the utility model, but are not used for limiting scope of the present utility model.
As depicted in figs. 1 and 2, a kind of rear portion of car body supporting construction provided by the utility model, its supporting construction comprises first crossbeam 1 and support beam 2.Wherein, first crossbeam 1 is fixed on rear floor 3, and its two ends are fixedly attached on the left longeron in rear floor 4 and rear floor right vertical beam 5 respectively, support beam 2 comprises left wing 21, right flank 22 and base 23, in the left end that the upper end of left wing 21 is fixedly attached to backlight shelf 6 and left panel (not shown), on the right-hand member that the upper end of right flank 22 is fixedly attached to backlight shelf 6 and right side coaming plate 7, left wing 21 is fixedly connected with base 23 with the lower end of right flank 22, and base 23 is fixedly connected with first crossbeam 1, the utility model is provided with the supporting construction of support beam 2 and first crossbeam 1, make rear floor 3, rear longitudinal floor beam, gusset and backlight shelf 6 form coherent structure, effectively can improve support beam, the local mode of the vehicle body rear part structures such as rear floor, improve the bending Rigidity and strength at body in white rear portion simultaneously, and then improve NVH performance and the anti-impact force of car load.
The structure be fixed together after the support beam 2 of the present embodiment adopts left wing 21, right flank 22 and base 23 split to be formed, improve stock utilization, its press formability is good, and welding process is simpler.
Preferably, the mode that left wing 21 and the right flank 22 of the present embodiment are all threaded connection is fixedly connected with right side coaming plate 7 with backlight shelf 6, left panel, adopts the mode be threaded conveniently to install, be connected firmly.
Left wing 21 and the right flank 22 of support beam 2 can be arranged in parallel, also can be setting in a certain angle, preferably, in order to improve the stability of vehicle body rear part structure, the left wing of the present embodiment and the upper end of right flank tilt to direction away from each other, spacing between left wing 21 and right flank 22 is diminished from top to bottom gradually, form v-shaped structure, as shown in figures 1 and 3, thus, the integral structure making support beam 2 is V-arrangement, and the support beam structure of V-arrangement is more stable, can further improve the structural strength of body tail.
Further, the support beam 2 of the present embodiment also comprises second cross beam 24, and this second cross beam 24 is positioned at the top of base 23, and its two ends are connected with left wing 21 and right flank 22 respectively, makes support beam 2 entirety in falling " A " font structure, as shown in Figure 3.Second cross beam 24 is set between left wing 21 and right flank 22, the Rigidity and strength of support beam 2 can be improved, effectively improve the local mode of support beam, can strengthen resisting the ability that luggage compartment storing clashes into the deflection caused by support beam.Preferably, second cross beam 24 is positioned at the middle part of support beam 2, makes the Rigidity and strength of the upper and lower part of support beam 2 all be improved thus.
As shown in Figure 4, the second cross beam 24 of the present embodiment is provided with luggage compartment plaque installation portion 241, and luggage compartment plaque is connected with second cross beam 24 by this luggage compartment plaque installation portion 241.Further, second cross beam 24 is designed to the structure of big at both ends and small in middle, can increase the Joint strenght between the left wing of support beam and right flank, strengthens the ability that opposing luggage compartment storing clashes into the deflection caused by support beam further.
The left wing 21 of the present embodiment and the cross-sectional plane of right flank 22 are concavo-convex alternate shape, and left wing 21 and right flank 22 are symmetrical structure.For right flank 22, as shown in Figure 5 and Figure 6, can find out, right flank 22 is made up of to the concave, convex muscle arranged along vehicle body upper and lower multiple, and the structure design of these concave, convex muscle can increase the intensity of support beam 2.It is pointed out that left wing 21 and the right flank 22 of support beam can also be arranged to other structure, as fitfull curved-surface structure or be slab construction.The cross section of left wing and right flank is concavo-convex alternate shape, can further improve the ability that opposing luggage compartment clashes into the deflection caused by support beam.
As shown in Figure 7 and Figure 8, the base 23 of the present embodiment comprises base body 231, the left end of this base body 231 is provided with to the raised left connecting portion 232 in the direction of left wing 21, the right-hand member of base body 231 is provided with to the raised right connecting portion 233 in the direction of right flank 22, wherein, the mating shapes of left connecting portion 232 and left wing 21, the mating shapes of right connecting portion 233 and right flank 22; Base body 231 is fixedly connected with first crossbeam 1, and the upper end of left connecting portion 232 is fixedly connected with the lower end of left wing 21, and the upper end of right connecting portion 233 is fixedly connected with the lower end of right flank 22.When the left wing 21 of support beam and the cross-sectional plane of right flank 22 are concavo-convex alternate shape, so correspondingly, the left connecting portion 232 of base and the cross-sectional plane of right connecting portion 233 are also concavo-convex alternate shape, can guarantee thus left wing 21, right flank 22 and left connecting portion 232, right connecting portion 233 carrying out be connected.Preferably, the left wing 21 of support beam 2 and the left connecting portion 232 of base 23 are welded to connect, and the right flank 22 of support beam 2 and the right connecting portion 233 of base 23 are welded to connect, and make left wing 21, right flank 22 and base 23 form integrative-structure.
The present embodiment is provided with three first crossbeam installation portions 234 on the base body 231 of support beam 2, these three first crossbeam installation portion 234 distributions triangular in shape, be threaded with first crossbeam 1 by these three first crossbeam installation portions 234, the strength and stiffness of support beam 2 can be strengthened further.
Wherein, as shown in Figure 2, before the first crossbeam 1 of the present embodiment, lagging dege is fixedly connected with rear floor 3, and a left side for first crossbeam 1, right two ends are then fixedly connected with rear floor right vertical beam with the left longeron in rear floor respectively, preferably, before first crossbeam 1, lagging dege and rear floor 3 are welded to connect, simultaneously, the middle part K/UP of first crossbeam 1, as shown in Figure 10, make to form cavity between the middle part of first crossbeam 1 and rear floor 3, this cavity can strengthen the strength and stiffness on rear floor 3, the local mode on floor after effective improvement, promote the NVH performance of body tail, simultaneously, the intensity effect of support reinforcing V-arrangement support beam can also be played, with by support beam, rear floor, rear longitudinal floor beam, the connection that backlight shelf and gusset link up more.
As shown in Figure 9 and Figure 10, the first crossbeam 1 of the present embodiment is provided with chair mounted portion and safety strap installation portion 11, wherein, chair mounted portion comprises back seat installation portion 12 and child safety seat installation portion 13, these installation portion major parts are distributed in the cavity that formed between the middle part of first crossbeam 1 and rear floor 3 or are formed in first crossbeam 1 with in the toe on rear floor 3, and first crossbeam 1 is fixedly connected with rear floor 3 and rear longitudinal floor beam, thus play the effect of the intensity strengthening each installation portion.Meanwhile, back seat is arranged on this first crossbeam 1, and can reduce the number of parts of installation portion support and the frock clamp etc. of manufacturing line, this has saved manufacturing cost greatly.
In order to improve the intensity of first crossbeam 1, the first crossbeam 1 of the present embodiment is provided with multiple reinforced rib 14.Preferably, the plurality of reinforced rib 14 is arranged along the fore-and-aft direction of vehicle body, and reinforced rib 14 is distributed in the installation portion of associated seat installation accessories, can play the effect of the intensity strengthened each installation portion and strengthen first crossbeam 1.
In addition, in order to oil dropping apparatus reserves installing space, the front side of first crossbeam 1 also arranges the draw-in groove 15 that Open Side Down.
A kind of rear portion of car body supporting construction that the present embodiment provides, left wing 21, right flank 22 and base 23 weld the support beam 2 forming V-arrangement, and second cross beam 24 is welded between left wing 21 and right flank 22, after forming integrative-structure thus, to be threaded with first crossbeam 1 by three first crossbeam installation portions 234 of the base 23 of support beam 2 again and to form the supporting construction of the present embodiment, in this supporting construction, first crossbeam 1 is welded on rear floor 3, and its two ends are fixedly connected with rear floor right vertical beam 5 with the left longeron in rear floor 4, the mode again left wing 21 of support beam 2 and right flank 22 are threaded connection and backlight shelf 6, left panel is fixedly connected with right side coaming plate 7, thus form coherent framed structure, effectively can improve support beam, rear floor, rear longitudinal floor beam, rear side wall, the local mode of the body tails such as backlight shelf, the bending Rigidity and strength at body in white rear portion can be improved simultaneously, improve the NVH performance of car load.Be designed with second cross beam 24 in the middle part of the left wing 21 of support beam and right flank 22, can strengthen resisting the ability that luggage compartment storing clashes into the deflection caused by support beam, and then improve the protective capacities to rear row occupant.The relevant fabricated section of back seat is integrated on first crossbeam 1, effectively improves the intensity of each attachment point, can reduce the frock clamp etc. installing required number of parts and manufacturing line simultaneously, save manufacturing cost.
The above is only preferred implementation of the present utility model; should be understood that; for those skilled in the art; under the prerequisite not departing from the utility model know-why; can also make some improvement and replacement, these improve and replace and also should be considered as protection domain of the present utility model.
Claims (10)
1. a rear portion of car body supporting construction, is characterized in that, described supporting construction comprises:
First crossbeam, described first crossbeam is fixed on rear floor, and its two ends are fixedly attached on the left longeron in rear floor and rear floor right vertical beam respectively;
Support beam, described support beam comprises left wing, right flank and base, in the left end that the upper end of described left wing is fixedly attached to backlight shelf and left panel, on the right-hand member that the upper end of described right flank is fixedly attached to described backlight shelf and right side coaming plate, described left wing is fixedly connected with described base with the lower end of right flank, and described base is fixedly connected with described first crossbeam.
2. rear portion of car body supporting construction as claimed in claim 1, it is characterized in that, the spacing between described left wing and right flank diminishes from top to bottom gradually, forms v-shaped structure.
3. rear portion of car body supporting construction as claimed in claim 1, it is characterized in that, described support beam also comprises second cross beam, and described second cross beam is positioned at the top of described base, and its two ends are connected with described left wing and right flank respectively.
4. rear portion of car body supporting construction as claimed in claim 3, it is characterized in that, described second cross beam is provided with luggage compartment plaque installation portion.
5. rear portion of car body supporting construction as claimed in claim 3, it is characterized in that, described second cross beam is the structure of big at both ends and small in middle.
6. rear portion of car body supporting construction as claimed in claim 1, it is characterized in that, the forward and backward edge of described first crossbeam is fixedly connected with rear floor; The middle part K/UP of described first crossbeam, makes to form cavity between the middle part of described first crossbeam and described rear floor.
7. rear portion of car body supporting construction as claimed in claim 1, it is characterized in that, the cross-sectional plane of described left wing and right flank is concavo-convex alternate shape.
8. rear portion of car body supporting construction as claimed in claim 1, it is characterized in that, described base comprises base body, and the left end of described base body is provided with to the raised left connecting portion in the direction of described left wing, and the right-hand member of described base body is provided with to the raised right connecting portion in the direction of described right flank;
Described base body is fixedly connected with described first crossbeam;
The mating shapes of described left connecting portion and described left wing, the mating shapes of described right connecting portion and described right flank;
The upper end of described left connecting portion is fixedly connected with the lower end of described left wing, and the upper end of described right connecting portion is fixedly connected with the lower end of described right flank.
9. rear portion of car body supporting construction as claimed in claim 1, it is characterized in that, described first crossbeam is provided with chair mounted portion and safety strap installation portion.
10. rear portion of car body supporting construction as claimed in claim 1, it is characterized in that, described first crossbeam is provided with the reinforced rib that multiple fore-and-aft direction along vehicle body is arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520111977.0U CN204488953U (en) | 2015-02-13 | 2015-02-13 | Rear portion of car body supporting construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520111977.0U CN204488953U (en) | 2015-02-13 | 2015-02-13 | Rear portion of car body supporting construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204488953U true CN204488953U (en) | 2015-07-22 |
Family
ID=53568226
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520111977.0U Active CN204488953U (en) | 2015-02-13 | 2015-02-13 | Rear portion of car body supporting construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204488953U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105984503A (en) * | 2015-02-13 | 2016-10-05 | 广州汽车集团股份有限公司 | Automobile body rear supporting structure |
| CN108602533A (en) * | 2016-01-28 | 2018-09-28 | 本田技研工业株式会社 | The impact absorbing method of car body fore part arrangement and car body fore part arrangement |
-
2015
- 2015-02-13 CN CN201520111977.0U patent/CN204488953U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105984503A (en) * | 2015-02-13 | 2016-10-05 | 广州汽车集团股份有限公司 | Automobile body rear supporting structure |
| CN108602533A (en) * | 2016-01-28 | 2018-09-28 | 本田技研工业株式会社 | The impact absorbing method of car body fore part arrangement and car body fore part arrangement |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202783437U (en) | Blade electric vehicle floor board structure | |
| CN109178009A (en) | 100% low-floor rail vehicle chassis of one kind and 100% low-floor rail vehicle | |
| JP2019155965A (en) | Vehicular body structure | |
| CN204488953U (en) | Rear portion of car body supporting construction | |
| CN116745197A (en) | Five-connecting-rod rear auxiliary frame and vehicle | |
| CN105416314A (en) | Tramcar cabin | |
| KR20190065609A (en) | Roof frame structure for bus | |
| CN104340279A (en) | Dash panel component for vehicle | |
| CN201833975U (en) | Support for vehicle storage battery | |
| CN105984503A (en) | Automobile body rear supporting structure | |
| CN206367375U (en) | A kind of automobile and its engine-mounting bracket | |
| CN204688230U (en) | A kind of mounting bracket of fender | |
| CN211167096U (en) | Preceding sub vehicle frame and vehicle | |
| CN209814099U (en) | Front auxiliary frame | |
| CN202175099U (en) | Vehicle frame of truck | |
| CN206107450U (en) | Footboard sitting posture motor tricycle's four diplodocus bone frames | |
| CN204871253U (en) | Prevent installing support of automobile body upset | |
| CN217396655U (en) | Front end structure of vehicle and vehicle that has it | |
| CN217945340U (en) | Rear floor beam frame structure and vehicle | |
| CN218662042U (en) | Integrated support and vehicle with same | |
| CN209956070U (en) | Auxiliary frame rear mounting point reinforcing structure | |
| CN204871199U (en) | Improved generation pick up frame | |
| CN207758545U (en) | Left suspension bracket | |
| CN204915274U (en) | Vehicle and hold battery holder thereof | |
| CN210821727U (en) | Connecting bracket for vehicle and vehicle |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |