CN204472917U - Aluminum alloy passenger car oil tank district floor skeleton connection structure - Google Patents
Aluminum alloy passenger car oil tank district floor skeleton connection structure Download PDFInfo
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- CN204472917U CN204472917U CN201520033265.1U CN201520033265U CN204472917U CN 204472917 U CN204472917 U CN 204472917U CN 201520033265 U CN201520033265 U CN 201520033265U CN 204472917 U CN204472917 U CN 204472917U
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- 229910000838 Al alloy Inorganic materials 0.000 title claims abstract description 32
- 239000002828 fuel tank Substances 0.000 claims description 64
- 230000007704 transition Effects 0.000 claims description 12
- 238000001125 extrusion Methods 0.000 claims description 4
- 229910000831 Steel Inorganic materials 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000003466 welding Methods 0.000 description 4
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
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Abstract
A floor framework connecting structure of an aluminum alloy passenger car oil tank area comprises a floor front vertical beam (1), a floor rear vertical beam (2), a floor front cross beam (3), a floor rear cross beam (4), an oil tank fixing beam I (5), an oil tank fixing beam II (6), a floor lower cross beam I (7), a floor lower cross beam II (8), a floor longitudinal beam I (9), a floor longitudinal beam II (10), a seat mounting beam (11) and a floor middle cross beam (12) of an aluminum alloy extruded section; the various beams are riveted and connected through the front corner connector (18), the rear corner connector (58), the pi-shaped support connector I (19), the pi-shaped support connector II (20), the U-shaped connector (21), the pi-shaped connector I (22), the pi-shaped connector II (23) and the pi-shaped connector IV (60) respectively, so that the aluminum alloy framework is not easy to deform, the structural strength is high, and the integral structural rigidity of a driving area is improved.
Description
Technical field
The utility model relates to a kind of fuel tank of passenger car district floor skeleton structure, relates to a kind of aluminum alloy fuel tank of passenger car district floor frame connection structure in particular, belongs to bus body technical field.
Background technology
In recent years, along with international energy day is becoming tight, in the urgent need to promoting the fuel-economy performance of automobile, and the application of Lightweight Technology is the important channel promoting fuel economy; At present, aluminum alloy bus body is passenger vehicle weight-saving important channel.
Floor frame is the important component part of body framwork, it plays a part to carry passenger, for the automobile of steel structure, its fuel tank district floor frame is all steel frame, specifically see Figure 23, this fuel tank district floor frame comprises vertical beam 2 behind vertical beam 1 before the floor of steel, floor, floor front cross rail 3, Floor rear crossbeam 4, fuel tank fixed beam I5, fuel tank fixed beam II6, floor cross sill I7, floor cross sill II8, longitudinal floor beam I9, longitudinal floor beam II10, chair mounted beam 11 and floor middle 12; And be linked together by welding manner between Liang Yuliang.At present, connect the connection mode mainly following steel structure vehicle body between the Liang Yuliang of domestic aluminum alloy fuel tank of passenger car district ground tabulare, namely adopt and be welded to connect; But welding quality is subject to welder's man's activity, after welding, aluminum alloy framework is easily out of shape, and weld structural strength is lower, and welding production efficiency is low, in the ever-increasing situation of cost of labor, should not apply on aluminum alloy passenger vehicle.Simultaneously, and for aluminum alloy bus deck skeleton, the structural strength of connecting portion is the key determining its carrying life-span, therefore, provides a kind of and can ensure aluminum alloy bus deck frame strength and floor frame connection structure technique being easy to operate becomes a difficult problem in the urgent need to address.
Summary of the invention
The purpose of this utility model is, for problems such as existing aluminum alloy bus deck skeleton connection structure intensity are low, of poor quality, to provide a kind of aluminum alloy fuel tank of passenger car district floor frame connection structure.
For achieving the above object, technical solution of the present utility model is: a kind of aluminum alloy fuel tank of passenger car district floor frame connection structure, comprises vertical beam before floor, vertical beam behind floor, floor front cross rail, Floor rear crossbeam, fuel tank fixed beam I, fuel tank fixed beam II, floor cross sill I, floor cross sill II, longitudinal floor beam I, longitudinal floor beam II, chair mounted beam and floor middle, vertical beam before described floor, vertical beam behind floor, floor front cross rail, Floor rear crossbeam, fuel tank fixed beam I, fuel tank fixed beam II, floor cross sill I, floor cross sill II, longitudinal floor beam I, longitudinal floor beam II, chair mounted beam, floor middle is aluminum alloy extrusion section bar, riveted mutually by front angle joint between vertical beam and floor front cross rail before one end of described longitudinal floor beam I and floor, riveted mutually by rear angle joint between vertical beam and Floor rear crossbeam behind the other end of longitudinal floor beam I and floor, longitudinal floor beam I, riveted by π type supported joint I phase between fuel tank fixed beam II and floor middle, longitudinal floor beam I, riveted by π type supported joint II phase between fuel tank fixed beam I and chair mounted beam, riveted mutually by u shaped connector between described fuel tank fixed beam I and floor cross sill I, riveted mutually by u shaped connector between described fuel tank fixed beam II and floor cross sill II, riveted by π type connector I phase between described longitudinal floor beam II with floor middle, riveted by π type connector II phase between longitudinal floor beam II with chair mounted beam, riveted by π type connector IV phase between longitudinal floor beam II one end with floor front cross rail, riveted by π type connector II phase between the longitudinal floor beam II other end with Floor rear crossbeam.
Described front angle joint comprises angle joint L-type connecting panel before front angle joint base plate and two pieces, the plate of described front angle joint base plate to be cross section be L-type, the front end on front angle joint base plate two sides is respectively arranged with three rivet holes, and the two sides of described front angle joint L-type connecting panel is respectively arranged with three rivet holes.
The end on described front angle joint base plate two sides is set to base plate fillet respectively.
Described π type supported joint I comprises π type supported joint I base plate and two blocks of π type supported joint I side plates, described π type supported joint I base plate is rectangular plate, π type supported joint I base plate two ends are respectively arranged with about two rivet holes staggered, described π type supported joint I side plate is T-shaped plate, and the crosspiece of described π type supported joint I side plate and perpendicular section are respectively arranged with three rivet holes.
The described π type supported joint I side plate section of erecting is set to π type supported joint I side plate oblique angle near the side of π type supported joint I base plate, the opposite side of the π type supported joint I side plate section of erecting be provided with π type supported joint I side plate round-corner transition between π type supported joint I side plate crosspiece and be connected.
Described u shaped connector comprises U-shaped connector base plate and two blocks of U-shaped connector side plates, described U-shaped connector base plate is rectangular plate, three rivet holes are provided with in the middle part of U-shaped connector base plate, described U-shaped connector side plate is rectangular plate, two blocks of U-shaped connector side plates are vertically connected on U-shaped connector base plate both sides respectively, U-shaped connector side plate are provided with three rivet holes.
Described U-shaped connector side plate both sides are connected respectively by u shaped connector side plate round-corner transition with between U-shaped connector base plate.
Riveted mutually by front side wall connector between vertical beam before described floor front cross rail and gusset, riveted mutually by rear side wall connector between vertical beam after described Floor rear crossbeam and gusset, described floor cross sill I and riveting respectively by π type connector I phase between floor cross sill II with gusset longeron, rivet mutually respectively by gusset vertical beam connector between vertical beam after vertical beam and gusset before gusset longeron two ends and gusset, riveted by π type connector III phase between vertical beam with front bracket before floor, riveted by π type connector III phase between vertical beam with rear bracket behind floor, riveted mutually by connection bracket between vertical beam before front bracket and gusset, riveted mutually by connection bracket between vertical beam after rear bracket and gusset.
Described front side wall connector comprises front side wall connector base plate and two blocks of front side wall connector side plates, described front side wall connector base plate is rectangular plate, described front side wall connector side plate is rectangular plate, two blocks of front side wall connector side plates are connected with front side wall connector base plate is vertical respectively, front side wall connector base plate while be provided with three rivet holes side by side, and front side wall connector base plate between two blocks of front side wall connector side plates is provided with two rivet holes, front side wall connector side plate is provided with three rivet holes.
Described front side wall connector side plate bottom is set to front side wall connector side plate fillet.
Compared with prior art, the beneficial effects of the utility model are:
In the utility model, before floor, behind vertical beam, floor, vertical beam, floor front cross rail, Floor rear crossbeam, fuel tank fixed beam I, fuel tank fixed beam II, floor cross sill I, floor cross sill II, longitudinal floor beam I, longitudinal floor beam II, chair mounted beam, floor middle are aluminum alloy extrusion section bar; Riveting is carried out respectively by front angle joint, rear angle joint, π type supported joint I, π type supported joint II, u shaped connector, π type connector I, π type connector II and π type connector IV between the various beam of this aluminum alloy fuel tank of passenger car district floor frame and beam, make aluminum alloy framework not yielding, structural strength is high, is conducive to the integral structure rigidity improving fuel tank district.
Accompanying drawing explanation
Fig. 1 is the utility model structural representation one.
Fig. 2 is angle joint axonometric drawing in the utility model.
Fig. 3 is angle joint base arrangement schematic diagram in the utility model.
Fig. 4 is angle joint L-type connecting board structure schematic diagram in the utility model.
Fig. 5 is π type supported joint I structural representation in the utility model.
Fig. 6 is π type supported joint I lateral plan in the utility model.
Fig. 7 is π type supported joint II structural representation in the utility model.
Fig. 8 is u shaped connector structural representation in the utility model.
Fig. 9 is u shaped connector front view in the utility model.
Figure 10 is u shaped connector lateral plan in the utility model.
Figure 11 is π type connector I structural representation in the utility model.
Figure 12 is π type connector I front view in the utility model.
Figure 13 is π type connector II structural representation in the utility model.
Figure 14 is the utility model fuel tank confined state structural representation.
Figure 15 is the utility model structural representation two.
Figure 16 is front side wall connector structural representation in the utility model.
Figure 17 is front side wall connector front view in the utility model.
Figure 18 is front side wall connector lateral plan in the utility model.
Gusset vertical beam connector structural representation in Figure 19 the utility model.
Figure 20 is π type connector III structural representation in the utility model.
Figure 21 is π type connector III front view in the utility model.
Figure 22 is connection mounting structure schematic diagram in the utility model.
Figure 23 is steel floor skeleton structure schematic diagram in fuel tank district in prior art.
In figure: vertical beam 1 before floor, vertical beam 2 behind floor, floor front cross rail 3, Floor rear crossbeam 4, fuel tank fixed beam I5, fuel tank fixed beam II6, floor cross sill I7, floor cross sill II8, longitudinal floor beam I9, longitudinal floor beam II10, chair mounted beam 11, floor middle 12, vertical beam 13 before gusset, vertical beam 14 after gusset, gusset longeron 15, front bracket 16, rear bracket 17, front angle joint 18, π type supported joint I19, π type supported joint II20, u shaped connector 21, π type connector I22, π type connector II23, front angle joint base plate 24, front angle joint L-type connecting panel 25, rivet hole 26, base plate fillet 27, filleted corner 28, bullnose 29, π type supported joint I base plate 30, π type supported joint I side plate 31, π type supported joint I side plate oblique angle 32, π type supported joint I side plate fillet 33, π type supported joint II base plate 34, π type supported joint II side plate 35, U-shaped connector base plate 36, U-shaped connector side plate 37, u shaped connector side plate fillet 38, π type connector I base plate 39, π type connector I side plate 40, π type connector II base plate 41, π type connector II side plate 42, front side wall connector 43, gusset vertical beam connector 44, π type connector III45, connection bracket 46, front side wall connector base plate 47, front side wall connector side plate 48, front side wall connector side plate fillet 49, gusset vertical beam connector base plate 50, gusset vertical beam connector side plate 51, π type connector III base plate 52, π type connector III side plate 53, fuel tank assembly 54, mounting hole 55 on fuel tank strap, fuel tank strap lower fixed hole 56, band 57, rear angle joint 58, rear side wall connector 59, π type connector IV 60.
Detailed description of the invention
Illustrate below in conjunction with accompanying drawing and with detailed description of the invention, the utility model to be described in further detail.
See Fig. 1, a kind of aluminum alloy fuel tank of passenger car district floor frame connection structure, comprises vertical beam 2 behind vertical beam 1 before the floor be made by aluminum alloy extrusion section bar, floor, floor front cross rail 3, Floor rear crossbeam 4, fuel tank fixed beam I5, fuel tank fixed beam II6, floor cross sill I7, floor cross sill II8, longitudinal floor beam I9, longitudinal floor beam II10, chair mounted beam 11 and floor middle 12.
See Fig. 1, described floor middle 12 is rectangular beams, and its specification is: 40x30x3.0mm, long 338mm.Longitudinal floor beam I9 and longitudinal floor beam II10 is square tube beam, and both are 30x30x3.0mm at specification, and length is 1290mm.Fuel tank fixed beam I5 and fuel tank fixed beam II6 is all cross sections is U-shaped plate, and both are 35x40x35mm at sectional dimension, expects thickly to be 4.0mm, is longly 389mm.The beam of chair mounted beam 11 to be cross sections be P type, the thick 3.0mm of its material, long 338mm.Before floor, behind vertical beam 1 and floor, vertical beam 2 is rectangular beam, and both are 40x30x3.0mm at specification, is longly 335mm.The beam of floor front cross rail 3 and to be all Floor rear crossbeam 4 cross sections be P type, and floor front cross rail 3 and be all that Floor rear crossbeam 4 is symmetrical arranged; Both are thickly 3.0mm by material.Floor cross sill I7 and floor cross sill II8 is rectangular beam, and both are 40x30x1.5mm at specification, and length is 746mm.
See Fig. 1, riveted by front angle joint 18 phase between vertical beam 1 and floor front cross rail 3 before one end of described longitudinal floor beam I9 and floor, riveted by rear angle joint 58 phase between vertical beam 2 and Floor rear crossbeam 4 behind the other end of longitudinal floor beam I9 and floor.Longitudinal floor beam I9, to be riveted by π type supported joint I19 phase between fuel tank fixed beam II6 and floor middle 12, longitudinal floor beam I9, to be riveted by π type supported joint II20 phase between fuel tank fixed beam I5 and chair mounted beam 11.Riveted by u shaped connector 21 phase between described fuel tank fixed beam I5 with floor cross sill I7, riveted by u shaped connector 21 phase between described fuel tank fixed beam II6 with floor cross sill II8.Riveted by π type connector I22 phase between described longitudinal floor beam II10 with floor middle 12; Riveted by π type connector II23 phase between longitudinal floor beam II10 with chair mounted beam 11, riveted by π type connector IV 60 phase between longitudinal floor beam II 10 one end with floor front cross rail 3, riveted by π type connector II23 phase between the longitudinal floor beam II10 other end with Floor rear crossbeam 4.
See Fig. 2 to Fig. 4, described front angle joint 18 comprises angle joint L-type connecting panel 25 before front angle joint base plate 24 and two pieces, the plate of described front angle joint base plate 24 to be cross sections be L-type, the front end on front angle joint base plate 24 two sides is respectively arranged with three rivet holes 26, and the diameter of described rivet hole 26 is 7mm; The end on described front angle joint base plate 24 two sides mills out base plate fillet 27 respectively, and described base plate fillet 27 is 60mm.The two sides of described front angle joint L-type connecting panel 25 is respectively arranged with three rivet holes 26, and be provided with filleted corner 28 transition between the two sides of front angle joint L-type connecting panel 25 and connect, the two ends, L-type cross section of front angle joint L-type connecting panel 25 mill out bullnose 29; Described filleted corner 28 radius is 6mm, and bullnose 29 radius is 3mm.Described rear angle joint 8 structure and front angle joint 18 axis of no-feathering symmetry, namely both are specular.
See Fig. 5 to Fig. 6, described π type supported joint I19 comprises π type supported joint I base plate 30 and two blocks of π type supported joint I side plates 31, and described π type supported joint I base plate 30 is the rectangular plate of 160x30mm, the thick 6.0mm of its material; π type supported joint I base plate 30 two ends are respectively arranged with about two rivet hole staggered 26, π type supported joint I base plate 30 two ends and mill out bullnose 29.Described π type supported joint I side plate 31 is T-shaped plate, the crosspiece of described π type supported joint I side plate 31 and perpendicular section respectively on be provided with three rivet holes 26, described π type supported joint I side plate 31 section of erecting mills out the opposite side of π type supported joint I side plate oblique angle 32, π type supported joint I side plate 31 section of erecting and mills out the transition of π type supported joint I side plate fillet 33 between π type supported joint I side plate 31 crosspiece and be connected near the side of π type supported joint I base plate 30; One end of π type supported joint I side plate 31 crosspiece is connected by filleted corner 28 transition with between π type supported joint I base plate 30, and the other end of π type supported joint I side plate 31 crosspiece mills out bullnose 29.
See Fig. 7, described π type supported joint II20 and π type supported joint I19 structural similitude, it comprises π type supported joint II base plate 34 and two blocks of π type supported joint II side plates 35; π type supported joint II20 and π type supported joint I19 distinguishes width crosspiece that part is two blocks of π type supported joint II side plates 35 milling 3mm with π type supported joint II base plate 34 coupling end, to meet connection request.
See Fig. 8 to Figure 10, described u shaped connector 21 comprises U-shaped connector base plate 36 and two blocks of U-shaped connector side plates 37, and described U-shaped connector base plate 36 is rectangular plate, and it is of a size of 90x52mm, expects thick 6.0mm; Three rivet holes 26 are provided with in the middle part of U-shaped connector base plate 36.Described U-shaped connector side plate 37 is rectangular plate, and it is of a size of 69x30mm, expects thick 6.0mm; Two blocks of U-shaped connector side plates 37 are vertically connected on U-shaped connector base plate 36 both sides respectively, U-shaped connector side plate 37 are provided with three rivet holes 26.Described U-shaped connector side plate 37 both sides are connected respectively by the transition of u shaped connector side plate fillet 38 with between U-shaped connector base plate 36, and described u shaped connector side plate fillet 38 radius is 20mm; The inner side of U-shaped connector side plate 37 is connected by filleted corner 28 transition with between U-shaped connector base plate 36, and the termination of U-shaped connector side plate 37 mills out bullnose 29.
See Figure 11 to Figure 12, described π type connector I22 comprises π type connector I base plate 39 and two blocks of π type connector I side plates 40, and described π type connector I base plate 38 is rectangular plates, and it is of a size of 150x30mm, expects thick 6.0mm; π type connector I base plate 39 two ends are respectively arranged with about 2 rivet hole staggered 26, π type connector I base plate 39 two ends and mill out bullnose 29 respectively.Described π type connector I side plate 40 is rectangular plates, and it is of a size of 69x30mm, expects thick 6.0mm; Two blocks of π type connector I side plates 40 are connected with π type connector I base plate 39 is vertical respectively, and π type connector I side plate 40 is provided with 3 rivet holes 26.Be connected by filleted corner 28 transition between π type connector I side plate 40 with π type connector I base plate 39, π type connector I side plate 40 termination mills out bullnose 29.
See Figure 13, described π type connector II23 and π type connector I22 structural similitude, it comprises π type connector II base plate 41 and two blocks of π type connector II side plates 42; π type connector II23 and π type connector I22 distinguishes part and is that two blocks of π type connector II side plates 42 and π type connector II base plate 41 coupling end mill the width of 3mm, to meet connection request.Described π type connector IV 60 structure and π type connector II23 axis of no-feathering symmetry, namely both are specular.
See Figure 14 to Figure 15, rivet by front side wall connector 43 phase between vertical beam 13 before described floor front cross rail 3 and gusset, pass through rear side wall connector 59 phase between vertical beam 14 after described Floor rear crossbeam 4 and gusset and rivet.Described floor cross sill I7 and riveting respectively by π type connector I22 phase between floor cross sill II8 with gusset longeron 15, rivets respectively by gusset vertical beam connector 44 phase between vertical beam 14 after vertical beam 13 and gusset before gusset longeron 15 two ends and gusset.Riveted by π type connector III45 phase between vertical beam 1 with front bracket 16 before floor, riveted by π type connector III45 phase between vertical beam 2 with rear bracket 17 behind floor; Rivet by connection bracket 46 phase between vertical beam 13 before front bracket 16 and gusset, pass through connection bracket 46 phase between vertical beam 14 after rear bracket 17 and gusset and rivet.
See Figure 16 to Figure 18, described front side wall connector 43 comprises front side wall connector base plate 47 and two blocks of front side wall connector side plates 48, and described front side wall connector base plate 47 is rectangular plate, and it is of a size of 76x70mm, expects thick 6.0mm; Described front side wall connector side plate 48 is rectangular plate.Two blocks of front side wall connector side plates 48 are connected with front side wall connector base plate 47 is vertical respectively, front side wall connector base plate 47 while be provided with three rivet holes 26 side by side, and front side wall connector base plate 47 between two blocks of front side wall connector side plates 48 is provided with two rivet holes 26; Front side wall connector side plate 48 is provided with three rivet holes 26.Mill out front side wall connector side plate fillet 49 bottom described front side wall connector side plate 48, described front side wall connector side plate fillet 49 radius is 30mm; Connected by filleted corner 28 transition between front side wall connector side plate 48 and front side wall connector base plate 47, front side wall connector side plate 48 termination mills out bullnose 29.Described rear side wall connector 59 structure and front side wall connector 43 axis of no-feathering symmetry, namely both are specular.
See Figure 19, described gusset vertical beam connector 44 and π type connector I22 structural similitude, it comprises gusset vertical beam connector base plate 50 and two blocks of gusset vertical beam connector side plates 51; Gusset vertical beam connector 44 and π type connector I22 distinguish part and are that a part is excised along gusset vertical beam lower limits in gusset vertical beam connector base plate 50 side.
See Figure 20 to Figure 21, described π type connector III45 comprises π type connector III base plate 52 and two blocks of π type connector III side plates 53, and described π type connector III base plate 52 is rectangular plates, and it is of a size of 150x40mm, expects thick 6.0mm; π type connector III base plate 52 two ends are respectively arranged with two rivet hole 26, π type connector III base plate 52 two ends and mill out bullnose 29 respectively.Described π type connector III side plate 53 is rectangular plates, and it is of a size of 46x40mm, expects thick 6.0mm; Two blocks of π type connector III side plates 53 are connected with π type connector III base plate 52 is vertical respectively, and π type connector III base plate 52 is provided with four rivet holes 26, and these four rivet holes 26 are in two row's distributions.Be connected by filleted corner 28 transition between π type connector III side plate 53 with π type connector III base plate 52, π type connector III side plate 53 termination mills out bullnose 29.
See Figure 22, the plate of described connection bracket 46 to be cross sections be L-type, its material is thick is 3.0mm.
See Fig. 1, Figure 14, during installation, fuel tank assembly 54 is connected with fuel tank district floor frame by the fuel tank strap lower fixed hole 56 of fuel tank fixed beam I5 and mounting hole 55 on the fuel tank strap of fuel tank fixed beam II6, floor cross sill I7 and floor cross sill II8 and two bands 57.Fuel tank strap lower fixed hole 56 is wherein circular hole, and its diameter is 7mm; On fuel tank strap, mounting hole 55 is profiled holes, and it is combined by circular hole and slotted hole.
Above content is in conjunction with concrete preferred implementation further detailed description of the utility model, can not assert that concrete enforcement of the present utility model is confined to these explanations.For the utility model person of an ordinary skill in the technical field, without departing from the concept of the premise utility, can also make some simple deduction or replace, said structure all should be considered as belonging to protection domain of the present utility model.
Claims (10)
1. an aluminum alloy fuel tank of passenger car district floor frame connection structure, comprises vertical beam (1) before floor, vertical beam (2) behind floor, floor front cross rail (3), Floor rear crossbeam (4), fuel tank fixed beam I(5), fuel tank fixed beam II(6), floor cross sill I(7), floor cross sill II(8), longitudinal floor beam I(9), longitudinal floor beam II(10), chair mounted beam (11) and floor middle (12), is characterized in that: vertical beam (1) before described floor, vertical beam (2) behind floor, floor front cross rail (3), Floor rear crossbeam (4), fuel tank fixed beam I(5), fuel tank fixed beam II(6), floor cross sill I(7), floor cross sill II(8), longitudinal floor beam I(9), longitudinal floor beam II(10), chair mounted beam (11), floor middle (12) is aluminum alloy extrusion section bar, described longitudinal floor beam I(9) one end and floor before riveted mutually by front angle joint (18) between vertical beam (1) and floor front cross rail (3), longitudinal floor beam I(9) the other end and floor after riveted mutually by rear angle joint (58) between vertical beam (2) and Floor rear crossbeam (4), longitudinal floor beam I(9), fuel tank fixed beam II(6) and floor middle (12) between by π type supported joint I(19) rivet mutually, longitudinal floor beam I(9), fuel tank fixed beam I(5) and chair mounted beam (11) between by π type supported joint II(20) rivet mutually, described fuel tank fixed beam I(5) with floor cross sill I(7) between riveted mutually by u shaped connector (21), described fuel tank fixed beam II(6) with floor cross sill II(8) between riveted mutually by u shaped connector (21), described longitudinal floor beam II(10) with floor middle (12) between by π type connector I(22) rivet mutually, longitudinal floor beam II(10) with chair mounted beam (11) between by π type connector II(23) rivet mutually, longitudinal floor beam II(10) riveted mutually by π type connector IV (60) between one end with floor front cross rail (3), longitudinal floor beam II(10) between the other end with Floor rear crossbeam (4), pass through π type connector II(23) rivet mutually.
2. a kind of aluminum alloy fuel tank of passenger car district according to claim 1 floor frame connection structure, it is characterized in that: described front angle joint (18) comprises angle joint L-type connecting panel (25) before front angle joint base plate (24) and two pieces, the plate of described front angle joint base plate (24) to be cross section be L-type, the front end on front angle joint base plate (24) two sides is respectively arranged with three rivet holes (26), and the two sides of described front angle joint L-type connecting panel (25) is respectively arranged with three rivet holes (26).
3. a kind of aluminum alloy fuel tank of passenger car district according to claim 2 floor frame connection structure, is characterized in that: the end on described front angle joint base plate (24) two sides is set to base plate fillet (27) respectively.
4. a kind of aluminum alloy fuel tank of passenger car district according to claim 1 floor frame connection structure, it is characterized in that: described π type supported joint I(19) comprise π type supported joint I base plate (30) and two pieces of π type supported joints I side plate (31), described π type supported joint I base plate (30) is rectangular plate, π type supported joint I base plate (30) two ends are respectively arranged with about two rivet holes staggered (26), described π type supported joint I side plate (31) is T-shaped plate, the crosspiece of described π type supported joint I side plate (31) and perpendicular section are respectively arranged with three rivet holes (26).
5. a kind of aluminum alloy fuel tank of passenger car district according to claim 4 floor frame connection structure, it is characterized in that: the perpendicular section of described π type supported joint I side plate (31) is set to π type supported joint I side plate oblique angle (32) near the side of π type supported joint I base plate (30), the opposite side of the perpendicular section of π type supported joint I side plate (31) be provided with fillet (33) transition of π type supported joint I side plate between π type supported joint I side plate (31) crosspiece and be connected.
6. a kind of aluminum alloy fuel tank of passenger car district according to claim 1 floor frame connection structure, it is characterized in that: described u shaped connector (21) comprises U-shaped connector base plate (36) and two pieces of U-shaped connector side plates (37), described U-shaped connector base plate (36) is rectangular plate, U-shaped connector base plate (36) middle part is provided with three rivet holes (26), described U-shaped connector side plate (37) is rectangular plate, two pieces of U-shaped connector side plates (37) are vertically connected on U-shaped connector base plate (36) both sides respectively, U-shaped connector side plate (37) is provided with three rivet holes (26).
7. a kind of aluminum alloy fuel tank of passenger car district according to claim 6 floor frame connection structure, is characterized in that: described U-shaped connector side plate (37) both sides are connected respectively by u shaped connector side plate fillet (38) transition with between U-shaped connector base plate (36).
8. a kind of aluminum alloy fuel tank of passenger car district according to claim 1 floor frame connection structure, it is characterized in that: riveted mutually by front side wall connector (43) between vertical beam (13) before described floor front cross rail (3) and gusset, riveted mutually by rear side wall connector (59) between vertical beam (14) after described Floor rear crossbeam (4) and gusset, described floor cross sill I(7) and floor cross sill II(8) with gusset longeron (15) between respectively by π type connector I(22) rivet mutually, rivet mutually respectively by gusset vertical beam connector (44) between vertical beam (14) after vertical beam (13) and gusset before gusset longeron (15) two ends and gusset, π type connector III(45 is passed through between vertical beam (1) with front bracket (16) before floor) rivet mutually, π type connector III(45 is passed through between vertical beam (2) with rear bracket (17) behind floor) rivet mutually, riveted mutually by connection bracket (46) between vertical beam (13) before front bracket (16) and gusset, riveted mutually by connection bracket (46) between vertical beam (14) after rear bracket (17) and gusset.
9. a kind of aluminum alloy fuel tank of passenger car district according to claim 8 floor frame connection structure, it is characterized in that: described front side wall connector (43) comprises front side wall connector base plate (47) and two pieces of front side wall connector side plates (48), described front side wall connector base plate (47) is rectangular plate, described front side wall connector side plate (48) is rectangular plate, two pieces of front side wall connector side plates (48) are connected with front side wall connector base plate (47) is vertical respectively, front side wall connector base plate (47) while be provided with three rivet holes (26) side by side, and front side wall connector base plate (47) between two pieces of front side wall connector side plates (48) is provided with two rivet holes (26), front side wall connector side plate (48) is provided with three rivet holes (26).
10. a kind of aluminum alloy fuel tank of passenger car district according to claim 9 floor frame connection structure, is characterized in that: described front side wall connector side plate (48) bottom is set to front side wall connector side plate fillet (49).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520033265.1U CN204472917U (en) | 2015-01-16 | 2015-01-16 | Aluminum alloy passenger car oil tank district floor skeleton connection structure |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104608829A (en) * | 2015-01-16 | 2015-05-13 | 东风商用车有限公司 | Aluminum alloy passenger car oil tank district floor skeleton connection structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104608829A (en) * | 2015-01-16 | 2015-05-13 | 东风商用车有限公司 | Aluminum alloy passenger car oil tank district floor skeleton connection structure |
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