CN102390438B - Floor structure with bulky object loading function - Google Patents

Floor structure with bulky object loading function Download PDF

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Publication number
CN102390438B
CN102390438B CN 201110316458 CN201110316458A CN102390438B CN 102390438 B CN102390438 B CN 102390438B CN 201110316458 CN201110316458 CN 201110316458 CN 201110316458 A CN201110316458 A CN 201110316458A CN 102390438 B CN102390438 B CN 102390438B
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Prior art keywords
floor
seat
panel
battery
boss
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CN 201110316458
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CN102390438A (en
Inventor
李仲奎
秦信武
王小川
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Dongfeng Motor Corp
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Dongfeng Motor Corp
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Abstract

The invention discloses a floor structure with a bulky object loading function, and the floor structure comprises a front floor skeleton and rear floor skeleton, wherein the front floor skeleton is provided with a tunnel longitudinal beam; the two sides of the front floor skeleton are respectively connected with a left front longitudinal beam and a right front longitudinal beam; the rear floor skeleton comprises a left rear longitudinal beam and a right rear longitudinal beam, and a rear cross beam is connected between the left rear longitudinal beam and the right rear longitudinal beam; the rear floor skeleton is connected with a rear floor, the front floor skeleton is connected with a front floor, and the front floor comprises a middle front floor, a right front floor and a left front floor which are connected into a whole; the middle front floor is provided with a battery installation space boss, and the two sides of the rear floor are provided with a battery rear fixed beam; the tunnel longitudinal beam in the front floor skeleton is provided with a battery fixed block; a left front seat cross beam is connected with the middle front floor, and connected with the left front longitudinal beam after spanning the left front floor; and a right front seat cross beam is connected with the middle front floor, and connected with the right front longitudinal beam after spanning the right front floor. The floor structure disclosed by the invention has the characteristics of high stability, high strength, high rigidity, high bearing capacity, and the like.

Description

Floor panel structure with large part load function
Technical field
The invention belongs to the ground plate technique of battery-operated manned vehicle, be specifically related to a kind of floor panel structure of battery-operated manned vehicle of large carrying structure.
Background technology
Drive battery arrangement and cause floor panel structure generation great variety below the motorcar body floor, the connection structure of the cross beam of front seat of tradition manned vehicle can not be used, and need to redesign the requirements such as ability meeting spatial layout, intensity, stability to vehicle body cross beam of front seat structure and connection structure.Simultaneously, will arrange the driving battery under the floor, the floor panel structure design is difficulty comparatively, and battery attachment point structure design is more difficult.How to design the simple battery fixing bracket that satisfies functional requirement, become a difficult problem of demanding urgently overcoming.Namely to satisfy the requirement of battery fastened point intensity, satisfy again the body performance requirement.
Summary of the invention
The object of the present invention is to provide the large part of a kind of energy carrying, constitutionally stable floor panel structure is to address the above problem.
Technical scheme of the present invention is: have the floor panel structure of large part load function, it comprises the front floor framework with passage longeron, rear floor frame; The both sides of front floor framework connect respectively left side front side member and the right front side member; Rear floor frame comprises left side floor side member, and the right floor side member is connected with after cross member between left side floor side member and the right floor side member; Floor after connecting on rear floor frame connects front floor on front floor framework, front floor comprise connect into whole in front floor, right front floor and left front floor; In have battery installing space boss on front floor, the both sides on rear floor are provided with fixed beam after battery; Passage longeron in front floor framework is provided with the battery fixed block; Left front seat beam with in front floor be connected and cross over left front floor and be connected with left side front side member, right front seat beam with in front floor be connected and cross over right front floor and be connected with the right front side member.
Rear ground front edge of board is connected with rear floor crossmember back veneer, and after battery, fixed beam one end is connected with rear floor crossmember back veneer, and the other end is connected with rear floor frame.
Floor crossmember back veneer two ends are connected with rear floor frame.
In front floor comprise the projection the stage casing, stage casing one side is left section, the stage casing opposite side is right section; Left section comprises left front section and left back section, and left back section has boss, and left front section plane is the position of step; Right section comprises right front section and right back section, and right back section has boss, and right front section plane is the position of step; The projection in stage casing, the boss of left back section, the space of boss bottom of right back section are the battery installing space.
Left front floor comprises left gangway-floor, left gangway-floor one side be provided with in the left side board that is connected of front floor boss; Right front floor comprises right gangway-floor, right gangway-floor one side be provided with in the right side board that is connected of front floor boss.
The boss end face of left back section is connected with left front seat beam, and left front seat beam one end is connected with the protruding end face in stage casing, and the other end is crossed over left front floor and is connected with left side front side member; The boss end face of right back section is connected with right left front seat beam, and right front seat beam one end is connected with the protruding end face in stage casing, and the other end is crossed over right front floor and is connected with the right front side member.
Left seat beam comprises left seat girder, is connected with left brace panel under left seat girder, is connected with left seat outboard support on left seat girder.
Left brace panel comprises the brace panel linkage section that is connected with left seat girder, an end of linkage section be provided with in the connecting panel that is connected of the boss face of back segment on front floor, the other end of linkage section is provided with the connecting panel that is connected with left side longeron.
After battery, fixed beam comprises stamping forming side plate and base plate, is connected with nutplate on base plate, is connected with nut on nutplate.
Rear ground plate top surface is provided with the anti-dive beam of back seat.
The rear end of described passage longeron is connected with rear floor crossmember back veneer.
The front floor of the present invention has battery installing space boss, the left and right cross beam of front seat with in front floor be connected and cross over front floor, left and right and be connected with left side front side member, form rock-steady structure, namely floor panel structure ensures and drives the battery installing space, guarantee again skeleton floor intensity, the requirement of rigidity; Rear fixed bracket connecting structure of vehicle drive battery also forms tower structure, has also guaranteed higher battery fastened point intensity, can strengthen body performance again, and the raising of bending stiffness, torsional stiffness is had very large benefit.The great-leap-forward structure of cross beam of front seat has also guaranteed the seat lower space simultaneously, avoids the interference with the vehicle miscellaneous part.This safety of structure is high, and load-carrying capacity is large, is conducive to drive the layout of battery.
Description of drawings
Fig. 1 floor panel structure schematic top plan view of the present invention.
Fig. 2 floor panel structure elevational schematic view of the present invention.
Fig. 3 front floor framework schematic diagram.
Fig. 4 rear floor frame schematic diagram.
Fig. 5 front floor framework, the rear floor frame connection diagram.
Fig. 6 span seat beam connecting structure overall schematic.
Floor panel structure schematic diagram before Fig. 7.
The left seat beam connecting structure enlarged diagram of Fig. 8 I.
The left seat beam connecting structure enlarged diagram of Fig. 9 II.
The left seat beam structural representation of Figure 10.
Figure 11 seat beam environment spare schematic diagram.
Figure 12 rear floor structure upward view.
Fixed beam and rear floor crossmember back veneer connection diagram after Figure 13 back skeleton, battery.
Fixed beam and rear floor connection diagram after Figure 14 battery.
Fixed beam structural representation after Figure 15 battery.
Figure 16 drives the battery scheme of installation.
The specific embodiment
As shown in Figure 3, front floor framework 500 comprises anterior machinery space bracing frame 501, and the rear interface channel longeron of anterior machinery space bracing frame 501, passage longeron comprise left passage longeron 502 and right passage longeron 503; Left passage longeron 502 and right passage longeron 503 are the parts of skeleton structure on the one hand, drive simultaneously the battery fixed block 510 (as shown in Figure 2) located in the above of battery front portion.Battery fixed block 510 is provided with coupling nut 511.
As shown in Figure 4, rear floor frame 300 comprises left side floor side member 301, the right floor side member 302, after being connected with between left side floor side member 301 and the right floor side member 302-front cross rail 303 and rear-after cross member 304.
As shown in Figure 5, the both sides of anterior machinery space bracing frame 501 are connected with and connect respectively left side front side member 111 and the right front side member 116, and left side floor side member 301 is connected with left side front side member 111; The right floor side member 302 is connected with the right front side member 116.
Front floor framework 500 is provided with front floor 100.
As shown in Figure 7, the structure on front floor 100, it has, and in three large-scale blanked parts, front floor 101, right front floor 102 and left front floor 103 are welded to form; In front floor 101 comprise the projection stage casing 104, stage casing 104 1 sides are left section 105, stage casing 104 opposite sides are right section 106; Left section 105 identical with right section 106 shape and structures;
Be illustrated with left section 105: left section 105 comprises left front section 107 and left back section 108, and left back section has boss, and left front section 107 planes are the position of step; The space of the boss bottom formation of left back section is the battery installing space.The boss surface of left back section 108 forms the installation site of left seat beam.
Left front floor 103 comprises left gangway-floor 109, and left gangway-floor 109 1 sides are the left side boards 110 that are connected with left back section 108 boss; Left front section of left gangway-floor 109 is connected with left section 105 left front section 107, and the back segment of left gangway-floor 109 is connected with back segment 108 boss by side plate left 110.The opposite side of left gangway-floor 109 is connected with left side longeron 111; Said structure consists of the left side on front floor 100.
The right side on front floor 100 is: in right section 106 of front floor 101 comprise right front section 112 and right back section 113, right back section has boss, right front section 112 planes are the position of step; The space of the boss bottom formation of right back section is the battery installing space.The boss surface of right back section 113 forms the installation site of right seat beam.
Right front floor 102 comprises right gangway-floor 114, and right gangway-floor 114 1 sides are the right side boards 115 that are connected with right back section 113 boss; Right front section of right gangway-floor 114 is connected with right section 106 right front section 112, and the back segment of right gangway-floor 114 is connected with right back section 113 boss by right side board 115.The opposite side of right gangway-floor 114 is connected with the right front side member 116; Said structure consists of the right side on front floor 100.
In the space of boss bottom of projection, the boss of left section 105 back segments, right section 106 back segments in 101 stage casings, front floor be the battery installing space.
As shown in Figure 6, seat beam comprises left seat beam and right seat beam, and left seat beam comprises again left seat front cross rail 201, left seat after cross member 202; Right seat beam comprises again right seat front cross rail 203, right seat after cross member 204.Left seat front cross rail 201, left seat after cross member 202, right seat front cross rail 203, the structure of right seat after cross member 204 is identical; During layout, left seat front cross rail 201, right seat front cross rail 203 is on same straight line; Left seat after cross member 202, right seat after cross member 204 are on another straight line.
As shown in figure 10, with left seat front cross rail 201 its structures of explanation: it comprises left seat girder 210, and left seat girder is connected with left brace panel 211 for 210 times, is connected with left seat outboard support 212 on left seat girder 210.
Left brace panel 211 comprises the brace panel linkage section 220 that is connected with left seat girder, one end of linkage section 220 be provided with in the connecting panel 221 (in the present embodiment, connecting panel 221 is connected with the side plate 110 of the back segment of left gangway-floor 109) that is connected of the boss face of back segment on front floor, the other end of linkage section 220 is provided with the connecting panel 222 that is connected with left side longeron.
Left brace panel 211 forms the leap form above gangway-floor 109.
Left seat girder 210 1 ends be with in the connecting panel 223 that is connected of 104 planes, stage casing of front floor 101 projections, the other end of left seat girder 210 is the side plates 224 that are connected with left side longeron 111.
The connection structure on left seat front cross rail 201 and front floor is as shown in Fig. 8,9: the connecting panel 223 of left seat girder 210 1 ends with in 104 planes, stage casing of front floor 101 projections be connected, below left seat girder 210 with in the boss surface of left back section 108 of left section 105 on front floor 101 be connected; The other end of left seat girder 210 is by side plate 224 and left side front side member 111.
The connection structure on left seat after cross member 202 and front floor and seat front cross rail 201 be identical with the connection structure on front floor, the diverse location that just is being parallel to each other.Not tired its structure of stating.
The connection structure on right seat front cross rail 203 and front floor is and the symmetrical structure of left seat front cross rail 201 and the connection structure on front floor.
The connection structure on right seat after cross member 204 and front floor is and the symmetrical structure of left seat after cross member 202 and the connection structure on front floor.Not tired its structure of stating.
As shown in figure 11, demonstrate, this seat beam connecting structure not only produces very strong seat fastened point intensity, strengthen vehicle body integral structure rigidity, can also be conducive to avoid interfere with environment spare (backplate 14, back door threshold backplate 15 under carpet 12, front door sill backplate 13, B-C post), form the comfortable environment of taking.
As shown in figure 12, rear floor 400 is connected on back skeleton 300, and rear floor 400 front ends are connected with rear floor crossmember back veneer 401, the two ends of rear floor crossmember back veneer 401 respectively with rear left side longeron 301, rear the right longeron 302 connects (as shown in figure 13).After two batteries, fixed beam 450 is connected to the left and right sides on rear floor 400.
After battery, an end of fixed beam 450 is connected with rear floor crossmember back veneer 401, and after battery, the other end of fixed beam 450 is connected with back skeleton 300; After concrete left battery, the other end of fixed beam 451 is connected with left side floor side member 301, and after right battery, the other end of fixed beam 452 is connected with the right floor side member 302, as shown in figure 13.
Has the battery of driving installing space after rear floor 400 and rear-front cross rail 303, left battery after fixed beam 451, right battery between fixed beam 452.
After battery, fixed beam 450 stage casings are connected with the breadth on rear floor 400.As shown in figure 14.
Above-mentioned connection is all adopted and is welded to connect.
After left battery, fixed beam 451 is identical with fixed beam 452 structures after right battery, with one of them, its structure is described, as shown in figure 15, after battery, fixed beam comprises stamping forming side plate 461 and base plate 462, it is an one-piece parts, be connected with nutplate 463 on base plate 462, be connected with nut 464 on nutplate 463.
As shown in Figure 1, rear floor 400 end faces are provided with the anti-dive beam 403 of back seat.
As shown in figure 16, drive battery mounting bracket 600 by nutplate 463 and connecting panel 602 on fixed beam after battery, battery fixed block 510 and connecting panel 601 on the passage longeron are connected with the floor.Battery installing space boss space during driving battery 800 is located on front floor 101 and rear floor drive in the battery installing space, and be fixing by driving battery mounting bracket 600.
As shown in Figure 5, the left passage longeron 502 in front floor framework 500 be connected passage longeron 503 other ends and be connected with rear floor crossmember back veneer 401 respectively; Front floor framework 500, rear floor frame 300, left side front side member 111 in said structure, the right front side member 116, left front seat beam (front and back), right front seat beam (front and back), rear floor crossmember back veneer 401, after left battery after fixed beam 451 and right battery fixed beam 452 connect into complete vehicle body support frame, said frame formula vehicle body support framework structure has stable high, and intensity is large, and rigidity is high, the bearing capacity high.

Claims (9)

1. floor panel structure with large part load function, it comprises the front floor framework with passage longeron, rear floor frame; The both sides of front floor framework connect respectively left side front side member and the right front side member; Rear floor frame comprises left side floor side member, and the right floor side member is connected with after cross member between left side floor side member and the right floor side member; Floor after connecting on rear floor frame is characterized in that connecting on front floor framework front floor, front floor comprise connect into whole in front floor, right front floor and left front floor; In have the battery installing space on front floor, the both sides on rear floor are provided with fixed beam after battery; Passage longeron in front floor framework is provided with the battery fixed block; Left front seat beam with in front floor be connected and cross over left front floor and be connected with left side front side member, right front seat beam with in front floor be connected and cross over right front floor and be connected with the right front side member; In front floor comprise the projection the stage casing, stage casing one side is left section, the stage casing opposite side is right section; Left section comprises left front section and left back section, and left back section has boss, and left front section plane is the position of step; Right section comprises right front section and right back section, and right back section has boss, and right front section plane is the position of step; The projection in stage casing, the boss of left back section, the space of boss bottom of right back section are the battery installing space.
2. have as claimed in claim 1 the floor panel structure of large part load function, it is characterized in that rear ground front edge of board is connected with rear floor crossmember back veneer, after battery, fixed beam one end is connected with rear floor crossmember back veneer, and the other end is connected with rear floor frame.
3. have as claimed in claim 2 the floor panel structure of large part load function, it is characterized in that rear floor crossmember back veneer two ends are connected with rear floor frame.
4. have as claimed in claim 1 the floor panel structure of large part load function, it is characterized in that left front floor comprises left gangway-floor, left gangway-floor one side be provided with in the left side board that is connected of the boss on left back section of front floor; Right front floor comprises right gangway-floor, right gangway-floor one side be provided with in the right side board that is connected of the boss on right back section of front floor.
5. has as claimed in claim 1 the floor panel structure of large part load function, the boss end face that it is characterized in that left back section is connected with left front seat beam, left front seat beam one end is connected with the protruding end face in stage casing, and the other end is crossed over left front floor and is connected with left side front side member; The boss end face of right back section is connected with right front seat beam, and right front seat beam one end is connected with the protruding end face in stage casing, and the other end is crossed over right front floor and is connected with the right front side member.
6. as having the floor panel structure of large part load function as described in claim 1 or 5, it is characterized in that left front seat beam comprises left seat girder, be connected with left brace panel under left seat girder, be connected with left seat outboard support on left seat girder.
7. has as claimed in claim 6 the floor panel structure of large part load function, it is characterized in that left brace panel comprises the brace panel linkage section that is connected with left seat girder, one end of brace panel linkage section be provided with in the connecting panel that is connected of the boss surface of left back section on front floor, the other end of brace panel linkage section is provided with the connecting panel that is connected with left side front side member.
8. have as claimed in claim 1 or 2 the floor panel structure of large part load function, it is characterized in that battery after fixed beam comprise stamping forming side plate and base plate, be connected with nutplate on base plate, be connected with nut on nutplate.
9. have as claimed in claim 1 the floor panel structure of large part load function, it is characterized in that rear ground plate top surface is provided with the anti-dive beam of back seat.
CN 201110316458 2011-10-18 2011-10-18 Floor structure with bulky object loading function Active CN102390438B (en)

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Application Number Priority Date Filing Date Title
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CN102390438B true CN102390438B (en) 2013-05-22

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Families Citing this family (10)

* Cited by examiner, † Cited by third party
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CN102632932A (en) * 2012-05-02 2012-08-15 德州艾狄孚新能源科技有限公司 Lower floor of automobile body of electric automobile
CN103085893B (en) * 2013-01-18 2015-11-25 浙江吉利汽车研究院有限公司杭州分公司 A kind of rear floor structure of automobile
CN103066225B (en) * 2013-01-24 2015-08-19 东风汽车公司 Power battery of pure electric automobile bag assembly structure
CN103523100B (en) * 2013-10-31 2016-06-22 东风汽车公司 Floor assembly structure after plug-in hybrid-power automobile
CN104002874A (en) * 2014-05-23 2014-08-27 河南速达电动汽车科技有限公司 Dual-H-shaped floor structure special for battery electric vehicle
CN104554481A (en) * 2014-12-26 2015-04-29 长城汽车股份有限公司 Front floor framework for vehicle body and vehicle
CN104787123B (en) * 2015-03-20 2017-05-10 东风汽车公司 Front floor lower beam connecting structure of battery-changing type electric vehicle body
CN106043572B (en) * 2016-08-04 2018-01-16 北京宏瑞汽车科技股份有限公司 A kind of battery of electric vehicle cabin structure
CN106166942B (en) * 2016-08-12 2018-10-23 北京长城华冠汽车科技股份有限公司 Automobile of the battery cabinet frame with the connection structure in middle channel and including the connection structure
CN112498497A (en) * 2020-11-09 2021-03-16 东风汽车集团有限公司 Underbody and power battery box of electric vehicle

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CN101117135A (en) * 2006-07-31 2008-02-06 比亚迪股份有限公司 Electric automobile frame
CN101434264A (en) * 2007-11-15 2009-05-20 比亚迪股份有限公司 Floor assembly of vehicle
FR2936189A1 (en) * 2008-09-22 2010-03-26 Peugeot Citroen Automobiles Sa STORAGE MODULE AND VEHICLE COMPRISING SUCH A MODULE

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