CN201777300U - Vehicle bottom structure - Google Patents
Vehicle bottom structure Download PDFInfo
- Publication number
- CN201777300U CN201777300U CN2010202816416U CN201020281641U CN201777300U CN 201777300 U CN201777300 U CN 201777300U CN 2010202816416 U CN2010202816416 U CN 2010202816416U CN 201020281641 U CN201020281641 U CN 201020281641U CN 201777300 U CN201777300 U CN 201777300U
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- China
- Prior art keywords
- strength beam
- battery tray
- floor structure
- vehicle body
- vehicle
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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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- Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)
Abstract
The utility model provides a vehicle bottom structure, which comprises battery support plates, support plate reinforcing parts, a vehicle body floor structure and long screw rods. A sunk portion and a mounting portion are formed on each battery support plate, the sunk portions are used for containing batteries, and the mounting portions are used for mounting the battery support plates on the vehicle body floor structure. Each support plate reinforcing part includes reinforcing plates and transverse reinforcing beams, the reinforcing plates are fixedly connected to the peripheries of the battery support plates, and the transverse reinforcing beams are arranged on the upper surfaces of the bottoms of the battery support plates. The lower ends of the long screw rods penetrating through the vehicle body floor structure are fixedly connected with the transverse reinforcing beams, and the upper ends of the long screw rods are abutted to the upper surface of the vehicle body floor structure. The battery support plates of the vehicle bottom structure are evenly connected onto the vehicle body floor structure, accordingly, force of an integral battery mounting structure exerted on the vehicle body floor structure is more uniform to favor stability of the battery mounting structure after the batteries are mounted.
Description
Technical field
The utility model relates to a kind of vehicle substructure, relates in particular to a kind of elec. vehicle substructure.
Background technology
Batteries of electric automobile often relies on battery tray to be installed in the below of vehicle body floor structure, the edge of battery tray directly is connected with the vehicle body floor structure lower surface, other position of battery tray all is not connected with vehicle body floor structure, therefore the power inhomogeneous (centre of battery tray does not obtain effective support of vehicle body floor structure) that is subjected to of vehicle body floor structure, because batteries of electric automobile weight is bigger, may cause like this subsiding in the middle of the battery tray or even the integral body of battery tray and battery comes off.
Summary of the invention
Technical problem to be solved in the utility model is the defective that the centre at existing electric vehicle battery mounting structure battery tray is not supported, a kind of vehicle substructure is provided, and this structure can be so that the centre of battery tray obtains effective support of effective vehicle body floor structure.
The utility model is achieved by the following technical programs: a kind of vehicle substructure, comprise battery tray, pallet reinforcement and vehicle body floor structure, described battery tray is formed with the sunk part that is used to hold battery and is used for this battery tray is installed to mounting portion on the vehicle body floor structure, described pallet reinforcement comprises brace panel that is fixedly connected on around the battery tray and the horizontal strength beam that is fixedly installed on the battery tray upper base surface, described vehicle substructure also comprises long bolt, the lower end of described long bolt is passed vehicle body floor structure and is captiveed joint with horizontal strength beam, and the upper end of described long bolt is resisted against the upper surface of vehicle body floor structure.
Further, the flange of the mounting portion of described battery tray for extending laterally along the outward flange of sunk part.
Further, the upper surface of described flange is provided with the seal groove around a circle, is provided with seal ring in the described seal groove.
Further, the cross section semicircular in shape of described seal groove, the cross section of described seal ring is rounded.
Further, be provided with double-screw bolt around the described flange, the lower surface of described vehicle body floor structure is fixedly connected with nut, cooperates with nut battery tray is connected on the vehicle body floor structure thereby described double-screw bolt passes the lower surface of flange.
Further, form the seal cavity that holds battery between described battery tray and the vehicle body floor structure.
Further, described battery tray and/or described brace panel are integrally formed.
Further, described battery tray and/or described brace panel are formed by a plurality of detail assemblys.
Further, described battery tray is connected to form by preceding disk body, middle disk body and back disk body three partial fixings.
Further, described brace panel comprises preceding shrouding, the front side gusset of turning left, the front side gusset of turning right, left front side plate, right front side plate, left back side plate, right back side plate, the rear side gusset of turning left, rear side turn right gusset and the back shrouding, before described the two ends of shrouding respectively with the front side gusset of turning left, the front side gusset of turning right connects, the described front side gusset of turning left, left front side plate, left back side plate, the rear side gusset of turning left connects successively, the described front side gusset of turning right, right front side plate, right back side plate, the rear side gusset of turning right connects successively, the two ends of described back shrouding respectively with the rear side gusset of turning left, the rear side gusset of turning right connects.
Further, the inside of described horizontal strength beam is provided with welded nut, laterally strength beam is provided with perforate corresponding to the position of this welded nut, the lower end of described long bolt has the screw thread that cooperates with described welded nut, described vehicle body floor structure has the via hole that passes for the lower end of long bolt, the upper end of described long bolt has flange portion, and the external diameter of described flange portion is greater than the diameter of described via hole.
Further, described horizontal strength beam comprises in the past shrouding first strength beam, second strength beam, the 3rd strength beam, the 4th strength beam and the slender acanthopanax brutal that set gradually of shrouding direction backward, described first strength beam, second strength beam, the 3rd strength beam are fixedly installed on the preceding disk body of battery tray, described the 4th strength beam is fixedly installed on the middle disk body of battery tray, and described slender acanthopanax brutal is fixedly installed on the back disk body of battery tray.
Further, described vehicle body floor structure comprises floor panel, be disposed on first crossbeam, second crossbeam and the 3rd crossbeam of floor panel top, be arranged on front cross rail, after cross member, left longeron and the right vertical beam of floor panel below, be connected with front cross rail, after cross member, left longeron and right vertical beam respectively around the described flange.
Further, described vehicle body floor structure also comprises the panel brace panel that is arranged on also close first crossbeam on the floor panel.
Further, the internal fixation of described second strength beam, the 3rd strength beam, the 4th strength beam is provided with welded nut, and described long bolt comprises welded nut bonded assembly first long bolt that passes on the panel brace panel and second strength beam, pass welded nut bonded assembly second long bolt on second crossbeam and the 3rd strength beam, pass welded nut bonded assembly the 3rd long bolt on the 3rd crossbeam and the 4th strength beam.
According to vehicle substructure of the present utility model, the upper surface of tray bottom is provided with horizontal strength beam, and long bolt is connected to vehicle body floor structure with horizontal strength beam, therefore, the midway location of support holder structure has also obtained effective support of vehicle body floor structure, can avoid the pallet midway location subside or even the integral body of pallet and battery comes off.
Description of drawings
Fig. 1 is its battery tray of vehicle substructure that provides of the utility model and the assembling scheme drawing of pallet reinforcement;
Fig. 2 is another visual angle of Fig. 1 figure;
Fig. 3 is the vehicle substructure battery tray exploded drawings that the utility model provides;
Fig. 4 is the vehicle substructure pallet reinforcement exploded drawings that the utility model provides;
Fig. 5 is the assembling scheme drawing of the utility model its battery tray of vehicle substructure, pallet reinforcement and the long bolt that provide;
Fig. 6 is vehicle substructure seal groove, the sealed picture structural representation that the utility model provides;
Fig. 7 is the vehicle substructure integral structure scheme drawing that the utility model provides;
Fig. 8 is Fig. 7 along vehicle body cutaway view (through long bolt) longitudinally.
The specific embodiment
Clearer for technical matters, technical scheme and beneficial effect that the utility model is solved, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explanation the utility model, and be not used in qualification the utility model.
Below said front and back, all be meant orientation when vehicle is normally placed up and down.
Shown in Fig. 1 to 8, according to vehicle substructure of the present utility model, comprise battery tray 1, pallet reinforcement 2 and vehicle body floor structure 6, described battery tray 1 is formed with the sunk part 11 that is used to hold battery and is used for this battery tray 1 is installed to mounting portion 12 on the vehicle body floor structure 6, described pallet reinforcement 2 comprises brace panel 21 that is fixedly connected on around the battery tray 1 and the horizontal strength beam 22 that is fixedly installed on the battery tray upper base surface, described vehicle substructure also comprises long bolt 3, the lower end of described long bolt 3 is passed vehicle body floor structure 6 and is captiveed joint with horizontal strength beam 22, and the upper end of described long bolt 3 is resisted against the upper surface of vehicle body floor structure 6.Be positioned at brace panel 21 around the battery tray play opposing to around collision and reach the requirement of strength that battery tray 1 itself is installed; Laterally strength beam 22 has then played the antitorque and bending strength effect that improves battery tray 1 itself, and can resist the injury of side collision to battery, and provides attachment point for battery is installed.
As shown in Figure 2, in the present embodiment, the flange that extend laterally for the outward flange along sunk part 11 mounting portion 12 of described battery tray.Further, as shown in Figure 6, the upper surface of described flange is provided with the seal groove 121 around a circle, is provided with seal ring 4 in the described seal groove 121.In the present embodiment, the cross section semicircular in shape of described seal groove 121, the cross section of described seal ring 4 is rounded.By above-mentioned seal ring 4, form between described battery tray 1 and the vehicle body floor structure and hold the seal cavity of battery, thereby can prevent effectively that objectionable impurities such as sealing invades the sunk part 11 of battery tray, and damage battery.
As shown in Figure 2, described flange (being the mounting portion 12 of battery tray) is provided with double-screw bolt 5 all around, the lower surface of described vehicle body floor structure 6 is fixedly connected with nut (among the figure indicate), cooperates with nut battery tray 1 is connected on the vehicle body floor structure 6 thereby described double-screw bolt 5 passes the lower surface of flange.
In the present embodiment, described battery tray 1 and/or described brace panel 21 can be integrally formed, also can form by a plurality of detail assemblys.In the present embodiment, preferably, described battery tray 1 and described brace panel 21 form by a plurality of detail assemblys.Particularly, as shown in Figures 3 and 4, described battery tray 1 is connected to form by preceding disk body 10, middle disk body 20 and back disk body 30 3 partial fixings, and battery tray 1 also comprises the connection reinforcement 40 of disk body 20 and back disk body 30 in the connection.2 of pallet reinforcements are made of brace panel 21 and horizontal strength beam 22, described brace panel 21 comprises preceding shrouding 211, the front side gusset 212 of turning left, the front side gusset 213 of turning right, left front side plate 214, right front side plate 215, left back side plate 216, right back side plate 217, the rear side gusset 218 of turning left, rear side turn right gusset 219 and the back shrouding 210, before described the two ends of shrouding 211 respectively with the front side gusset 212 of turning left, turn right gusset 213 of front side connects, the described front side gusset 212 of turning left, left front side plate 214, left back side plate 216, the rear side gusset 218 of turning left connects successively, the described front side gusset 213 of turning right, right front side plate 215, right back side plate 217, the rear side gusset 219 of turning right connects successively, the two ends of described back shrouding 210 respectively with the rear side gusset 218 of turning left, turn right gusset 219 of rear side connects.Brace panel 21 is formed by a plurality of parts welding, helps the technology manufacturing, and reduces tolerance.
In the present embodiment, as shown in Figure 8, the inside of described horizontal strength beam 22 is provided with welded nut 50, laterally strength beam 22 is provided with perforate corresponding to the position of this welded nut 50, the lower end of described long bolt 3 has the screw thread that cooperates with described welded nut 50, described vehicle body floor structure 6 has the via hole 60 that passes for the lower end of long bolt 3, and the upper end of described long bolt 3 has flange portion 300, and the external diameter of described flange portion 300 is greater than the diameter of described via hole 60.
As shown in Figures 1 and 2, in the present embodiment, described horizontal strength beam 22 comprises in the past shrouding 211 first strength beam 221, second strength beam 222, the 3rd strength beam 223, the 4th strength beam 224 and the slender acanthopanax brutal 225 that set gradually of shrouding 210 directions backward, described first strength beam 221, second strength beam 222, the 3rd strength beam 223 are fixedly installed on the preceding disk body 10 of battery tray, described the 4th strength beam 224 is fixedly installed on the middle disk body 20 of battery tray, and described slender acanthopanax brutal 225 is fixedly installed on the back disk body 30 of battery tray.
As shown in Figures 7 and 8, in the present embodiment, described vehicle body floor structure 6 comprises floor panel 64, be disposed on first crossbeam 61 of floor panel 64 tops, second crossbeam 62 and the 3rd crossbeam 63, be arranged on the front cross rail 65 of floor panel 64 belows, after cross member 66, left side longeron 67 and right vertical beam 68, the mounting portion 12 (flange) of described battery tray around respectively with front cross rail 65, after cross member 66, left side longeron 67 and right vertical beam 68 connect, particularly, described front cross rail 65 is connected the front side of described battery tray mounting portion 12, described after cross member 66 is connected the rear side of described battery tray mounting portion 12, and left longeron 67 and right vertical beam 68 are connected to the left and right sides of battery tray mounting portion 12.In addition, in the present embodiment, described vehicle body floor structure 6 also comprises the panel brace panel 69 that is arranged on also close first crossbeam 61 on the floor panel.As shown in Figure 7, described panel brace panel 69 is half moon, has in the horizontal to be arranged at intervals with two.
As shown in Figure 8, in the present embodiment, the internal fixation of described second strength beam 222, the 3rd strength beam 223, the 4th strength beam 224 is provided with welded nut 50, and described long bolt 3 comprises welded nut 50 bonded assemblys first long bolt 31 that passes on the panel brace panel 69 and second strength beam 222, pass welded nut 50 bonded assemblys second long bolt 32 on second crossbeam 62 and the 3rd strength beam 223, pass welded nut 50 bonded assemblys the 3rd long bolt 33 on the 3rd crossbeam 63 and the 4th strength beam 224.Being connected between above-mentioned long bolt 3 and the corresponding welded nut 50 is threaded.As shown in Figure 7, in the present embodiment, first long bolt 31, second long bolt 32 and the 3rd long bolt 33 all have two (along transversely being provided with), correspondingly, second strength beam 222, the 3rd strength beam 223 and the 4th strength beam 224 inside respectively are provided with two welded nuts 50, to guarantee connection.Many long bolts are connected with many horizontal strength beams, make the middle part of battery tray obtain supporting more uniformly, battery tray and battery are more even to the power of vehicle body floor structure, therefore connect more reliable, firmly, avoid battery tray subside and the integral body of battery tray and battery comes off.
The above only is preferred embodiment of the present utility model; not in order to restriction the utility model; all any modifications of within spirit of the present utility model and principle, being done, be equal to and replace and improvement etc., all should be included within the protection domain of the present utility model.
Claims (15)
1. vehicle substructure, comprise battery tray, pallet reinforcement and vehicle body floor structure, described battery tray is formed with the sunk part that is used to hold battery and is used for this battery tray is installed to mounting portion on the vehicle body floor structure, it is characterized in that, described pallet reinforcement comprises brace panel that is fixedly connected on around the battery tray and the horizontal strength beam that is fixedly installed on the battery tray upper base surface, described vehicle substructure also comprises long bolt, the lower end of described long bolt is passed vehicle body floor structure and is captiveed joint with horizontal strength beam, and the upper end of described long bolt is resisted against the upper surface of vehicle body floor structure.
2. vehicle substructure as claimed in claim 1 is characterized in that, the flange that extend laterally for the outward flange along sunk part the mounting portion of described battery tray.
3. vehicle substructure as claimed in claim 2 is characterized in that, the upper surface of described flange is provided with the seal groove around a circle, is provided with seal ring in the described seal groove.
4. vehicle substructure as claimed in claim 3 is characterized in that, the cross section semicircular in shape of described seal groove, and the cross section of described seal ring is rounded.
5. vehicle substructure as claimed in claim 4, it is characterized in that, be provided with double-screw bolt around the described flange, the lower surface of described vehicle body floor structure is fixedly connected with nut, cooperates with nut battery tray is connected on the vehicle body floor structure thereby described double-screw bolt passes the lower surface of flange.
6. vehicle substructure as claimed in claim 5 is characterized in that, forms the seal cavity that holds battery between described battery tray and the vehicle body floor structure.
7. vehicle substructure as claimed in claim 1 is characterized in that, described battery tray and/or described brace panel are integrally formed.
8. vehicle substructure as claimed in claim 1 is characterized in that, described battery tray and/or described brace panel are formed by a plurality of detail assemblys.
9. vehicle substructure as claimed in claim 8 is characterized in that, described battery tray is connected to form by preceding disk body, middle disk body and back disk body three partial fixings.
10. vehicle substructure as claimed in claim 9, it is characterized in that, described brace panel comprises preceding shrouding, the front side gusset of turning left, the front side gusset of turning right, left front side plate, right front side plate, left back side plate, right back side plate, the rear side gusset of turning left, rear side turn right gusset and the back shrouding, before described the two ends of shrouding respectively with the front side gusset of turning left, the front side gusset of turning right connects, the described front side gusset of turning left, left front side plate, left back side plate, the rear side gusset of turning left connects successively, the described front side gusset of turning right, right front side plate, right back side plate, the rear side gusset of turning right connects successively, the two ends of described back shrouding respectively with the rear side gusset of turning left, the rear side gusset of turning right connects.
11. vehicle substructure as claimed in claim 1, it is characterized in that, the inside of described horizontal strength beam is provided with welded nut, laterally strength beam is provided with perforate corresponding to the position of this welded nut, the lower end of described long bolt has the screw thread that cooperates with described welded nut, described vehicle body floor structure has the via hole that passes for the lower end of long bolt, and the upper end of described long bolt has flange portion, and the external diameter of described flange portion is greater than the diameter of described via hole.
12. vehicle substructure as claimed in claim 11, it is characterized in that, described horizontal strength beam comprises in the past shrouding first strength beam, second strength beam, the 3rd strength beam, the 4th strength beam and the slender acanthopanax brutal that set gradually of shrouding direction backward, described first strength beam, second strength beam, the 3rd strength beam are fixedly installed on the preceding disk body of battery tray, described the 4th strength beam is fixedly installed on the middle disk body of battery tray, and described slender acanthopanax brutal is fixedly installed on the back disk body of battery tray.
13. vehicle substructure as claimed in claim 12, it is characterized in that, described vehicle body floor structure comprises floor panel, be disposed on first crossbeam, second crossbeam and the 3rd crossbeam of floor panel top, be arranged on front cross rail, after cross member, left longeron and the right vertical beam of floor panel below, be connected with front cross rail, after cross member, left longeron and right vertical beam respectively around the described flange.
14. vehicle substructure as claimed in claim 13 is characterized in that, described vehicle body floor structure also comprises the panel brace panel that is arranged on also close first crossbeam on the floor panel.
15. vehicle substructure as claimed in claim 14, it is characterized in that, the internal fixation of described second strength beam, the 3rd strength beam, the 4th strength beam is provided with welded nut, and described long bolt comprises welded nut bonded assembly first long bolt that passes on the panel brace panel and second strength beam, pass welded nut bonded assembly second long bolt on second crossbeam and the 3rd strength beam, pass welded nut bonded assembly the 3rd long bolt on the 3rd crossbeam and the 4th strength beam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202816416U CN201777300U (en) | 2010-07-30 | 2010-07-30 | Vehicle bottom structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202816416U CN201777300U (en) | 2010-07-30 | 2010-07-30 | Vehicle bottom structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201777300U true CN201777300U (en) | 2011-03-30 |
Family
ID=43790526
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202816416U Expired - Lifetime CN201777300U (en) | 2010-07-30 | 2010-07-30 | Vehicle bottom structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201777300U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102530081A (en) * | 2011-12-02 | 2012-07-04 | 常州科教城新能源汽车工程技术研究院 | Frame of electric car |
| CN103023099A (en) * | 2012-11-09 | 2013-04-03 | 长兴鑫瑞复合材料有限公司 | Supporting frame for water-cooling type storage battery charging rack |
| CN107628127A (en) * | 2017-09-18 | 2018-01-26 | 芜湖金智王机械设备有限公司 | Automobile soleplate structure |
| CN109204561A (en) * | 2017-06-30 | 2019-01-15 | 比亚迪股份有限公司 | Body structure and vehicle |
| CN112993457A (en) * | 2019-12-12 | 2021-06-18 | 通用汽车环球科技运作有限责任公司 | End stabilizer for high-voltage battery structural part |
| CN114982054A (en) * | 2020-02-04 | 2022-08-30 | 日本制铁株式会社 | Tray and method for manufacturing tray |
-
2010
- 2010-07-30 CN CN2010202816416U patent/CN201777300U/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102530081A (en) * | 2011-12-02 | 2012-07-04 | 常州科教城新能源汽车工程技术研究院 | Frame of electric car |
| CN103023099A (en) * | 2012-11-09 | 2013-04-03 | 长兴鑫瑞复合材料有限公司 | Supporting frame for water-cooling type storage battery charging rack |
| CN109204561A (en) * | 2017-06-30 | 2019-01-15 | 比亚迪股份有限公司 | Body structure and vehicle |
| CN109204561B (en) * | 2017-06-30 | 2020-08-07 | 比亚迪股份有限公司 | Vehicle body structure and vehicle |
| CN107628127A (en) * | 2017-09-18 | 2018-01-26 | 芜湖金智王机械设备有限公司 | Automobile soleplate structure |
| CN112993457A (en) * | 2019-12-12 | 2021-06-18 | 通用汽车环球科技运作有限责任公司 | End stabilizer for high-voltage battery structural part |
| CN112993457B (en) * | 2019-12-12 | 2023-11-03 | 通用汽车环球科技运作有限责任公司 | End stabilizer for high-voltage battery structural part |
| CN114982054A (en) * | 2020-02-04 | 2022-08-30 | 日本制铁株式会社 | Tray and method for manufacturing tray |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110330 |
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| CX01 | Expiry of patent term |