CN204279632U - A kind of punch and weld joist for air suspension of automobile - Google Patents
A kind of punch and weld joist for air suspension of automobile Download PDFInfo
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- CN204279632U CN204279632U CN201420815240.2U CN201420815240U CN204279632U CN 204279632 U CN204279632 U CN 204279632U CN 201420815240 U CN201420815240 U CN 201420815240U CN 204279632 U CN204279632 U CN 204279632U
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Abstract
The utility model provides a kind of punch and weld joist for air suspension of automobile, it comprises the C ellbeam body of hollow, air bag support, shock absorber support and locating plate, air bag support and described shock absorber support are fixedly mounted on two ends of described C ellbeam body, and locating plate is arranged on the pars intermedia of described C ellbeam body by supporting sleeve; Described C ellbeam body comprises the first noumenon and the second body that are hollow, C ellbeam body comprises pars intermedia, interconnecting gangway and end, pars intermedia has the upper surface of level and the lower surface of level, pars intermedia and end link together with circular sliding slopes section by interconnecting gangway, and end has towards the diminishing cross section of port direction.The utility model structure is simple, and total weight is comparatively light, easily manufactured, makes whole joist uniform force, and decreases joist total weight, improve the mounting process of joist, thus effectively improves the overall performance of automobile, ensures vehicle operating safety.
Description
Technical field
The utility model relates to a kind of load-carrying element of automobile, is specifically related to a kind of punch and weld joist for air suspension of automobile.
Background technology
Along with the development of automobile and parts technology, adopt the automobile of air suspension day by day universal.Joist is as the topmost load assembly of whole air suspension, it has the weldment that has sweep usually, this weldment is generally the C ellbeam (U-shaped beam) of inblock cast part or welding, and the devices such as shock bracket are welded with on this weldment, specifically, the joist of automobile plays important supporting role in car chassis, the joist of automobile is arranged on automobile bottom girder, and be indirectly connected with the tire at axletree two ends by shock mitigation system, it is for supporting outside whole compartment, can also absorb when automobile collides or energy outside traffic accident, and then ensure the safety of the contained personnel of vehicle.
Because car beam size is larger, the overall C ellbeam Casting Parts weight of single car beam is not lighter than 200kg, and the tractive performance of high weight on vehicle certainly leads to impact, and large scale is produced and certainly existed production and processing trouble, shortcoming that cost is high.
The welding C ellbeam of existing joist generally to be welded with lower semi-body by upper semi-body and is formed, but because the length of upper semi-body and lower semi-body is inconsistent, end can produce dislocation after welding, like this, when galloping, easily joist is produced and greatly destroy, cause car beam to fracture, and easily produce safety problem.And because whole joist weight is comparatively large, after automobile collides, not easily absorbs energy, easily cause potential safety hazard.Further, also there is mounting process complexity, make the shortcoming difficult, installation requirement precision is high in existing joist.
Utility model content
The utility model be solve Heavy Weight that the above-mentioned existing air suspension of automobile joist mentioned exists, production and processing technology is complicated, cost is high, easy fracture and there is the shortcoming of potential safety hazard, a kind of punch and weld joist for air suspension of automobile is provided, its lighter in weight, production technology are simple, greatly improve the overall performance of automobile.
Concrete, the utility model provides a kind of punch and weld joist for air suspension of automobile, it locating plate comprising the C ellbeam body of hollow, air bag support, shock absorber support and be provided with supporting sleeve, described air bag support and described shock absorber support are fixedly mounted on two ends of described C ellbeam body respectively, and described locating plate is arranged on the pars intermedia of described C ellbeam body by supporting sleeve;
Described C ellbeam body comprises the first noumenon and the second body that are hollow, forms C ellbeam body together with described the first noumenon and described second body are welded and fixed at joint;
Described C ellbeam body has along vertical axis symmetrical C shape structure, described C ellbeam body comprises pars intermedia, interconnecting gangway and end, described pars intermedia has the upper surface of level and the lower surface of level, described pars intermedia and described end link together with circular sliding slopes section by described interconnecting gangway, and described end has towards the diminishing cross section of port direction; And
Described interconnecting gangway comprises the first segmental arc of radius R 1 and the second segmental arc of radius R 2, described first segmental arc respectively with the first side of described end and the upper surface of described pars intermedia tangent, described second segmental arc respectively with the second side of described end and the lower surface of described pars intermedia tangent.
Can be preferred, the radius R 1 of described first segmental arc is 420mm-440mm, and the radius R 2 of described second segmental arc is 470mm-490mm.
Can be preferred, described locating plate comprises the first locating plate and the second locating plate, described first locating plate is arranged on the first surface of described C ellbeam body, described second locating plate is arranged on second of the described C ellbeam body relative with described first locating plate position, described first locating plate and described second locating plate are fixed together by supporting sleeve, the position that described first locating plate is corresponding with described second locating plate being provided with four bolts hole for installing with vehicle bridge, described first locating plate being provided with the locating dowel pin for being located by connecting with vehicle bridge.
Can be preferred, the bottom of described C ellbeam body is fixed welding and is arranged stable pole socket and thrust pole seat.
Can be preferred, the shape of described the first noumenon and the mating shapes of described second body.
Can be preferred, the angle α of the axis of described pars intermedia and the axis of described end is 42-46 degree, the cone angle beta 2 of the cone angle beta 1 of the interconnecting gangway of the first noumenon and the interconnecting gangway of the second body is 4-9 degree, and the pars intermedia of the pars intermedia of the first noumenon and the diff-H Δ H1 of end and the second body and the diff-H Δ H2 of end are 32mm-37mm.
Can be preferred, the angle α of the axis of described pars intermedia and the axis of described end is 45 degree, the cone angle beta 2 of the cone angle beta 1 of the interconnecting gangway of the first noumenon and the interconnecting gangway of the second body is 6 degree, and the pars intermedia of the pars intermedia of the first noumenon and the diff-H Δ H1 of end and the second body and the diff-H Δ H2 of end are 35mm.
Can be preferred, the width of described the first noumenon is equal with the width of described second body, and the length of described the first noumenon is equal with the length of described second body, and the height of described the first noumenon is less than the height of described second body.
Can be preferred, the angle α of the axis of described pars intermedia and the axis of described end is 42-46 degree, and the cone angle beta 1 of the interconnecting gangway of described the first noumenon is 0 degree, and the diff-H Δ H1 of the end of described the first noumenon and the pars intermedia of described the first noumenon is 0mm; The cone angle beta 2 of the interconnecting gangway of described second body is 10-14 degree, and the diff-H Δ H2 of the end of described second body and the pars intermedia of described second body is 90mm-98mm.
Can be preferred, the angle α of the axis of described pars intermedia and the axis of described end is 45 degree, and the cone angle beta 1 of the interconnecting gangway of described the first noumenon is 0 degree, and the diff-H Δ H1 of the end of described the first noumenon and the pars intermedia of described the first noumenon is 0mm; The cone angle beta 2 of the interconnecting gangway of described second body is 12 degree, and the diff-H Δ H2 of the end of described second body and the pars intermedia of described second body is 94mm.
The utility model structure is simple, be provided with the first noumenon and second body of two hollows, the width of the first noumenon and the second body is identical, by the C ellbeam that welding formation one is overall, can not produce dislocation after welding, weld seam is steady, when galloping, not easily there is car beam to fracture, ensure that the safe in operation of vehicle.Therefore total weight is comparatively light, easily manufactured, greatly improves the overall performance of automobile.And because whole C ellbeam body is hollow structure, overall weight is comparatively light, and can absorb when automobile collides or energy outside traffic accident, and then ensure the safety of the contained personnel of vehicle.In dissymmetrical structure, because the first noumenon is not identical with the height of the second body, add the installing space of car beam, increase the installing space of gasbag seat, convenient production, reduces productive costs.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, structure of the present utility model is further explained:
Fig. 1-1 is the perspective view of specific embodiment of the utility model 1;
Fig. 1-2 is the perspective view of specific embodiment of the utility model 2;
Fig. 2 of the present utility modelly faces structural representation;
Fig. 3 is backsight structural representation of the present utility model;
Fig. 4 be C ellbeam body of the present utility model face structural representation;
Fig. 5-1 is the M-M cross-sectional view of C ellbeam body in Fig. 4 of specific embodiment of the utility model 1;
Fig. 5-2 is the M-M cross-sectional view of C ellbeam body in Fig. 4 of specific embodiment of the utility model 2;
Fig. 6-1 is the cross-sectional view being provided with reinforced rib of the C ellbeam body of specific embodiment of the utility model 1;
Fig. 6-2 is the cross-sectional view being provided with reinforced rib of the C ellbeam body of specific embodiment of the utility model 2;
Fig. 7 is the plan structure schematic diagram of C ellbeam body in specific embodiment of the utility model 1; And
Fig. 8 is the plan structure schematic diagram of C ellbeam body in specific embodiment of the utility model 2.
Detailed description of the invention
Below in conjunction with accompanying drawing, structure and working principle of the present utility model is further explained:
The utility model is solve the Heavy Weight that the above-mentioned existing C ellbeam mentioned exists, the shortcoming that production and processing technology is complicated and cost is high, provides a kind of punch and weld joist for air suspension of automobile.
Concrete, as shown in Fig. 1-1 or Fig. 1-2, the utility model provides a kind of punch and weld joist for air suspension of automobile, it comprises the C ellbeam body 1 of hollow, air bag support 10, shock absorber support 11 and locating plate 12, air bag support 10 and shock absorber support 11 are fixedly mounted on two ends of C ellbeam body 1, and locating plate 12 is arranged on the pars intermedia of C ellbeam body 1 by supporting sleeve 18.
As shown in Fig. 2-Fig. 3, locating plate 12 comprises the first locating plate 121 and the second locating plate 122, first locating plate 121 is arranged on the first surface of C ellbeam body 1, second locating plate 122 is arranged on second of the C ellbeam body 1 relative with the first locating plate 121 position, the position that first locating plate 121 is corresponding with the second locating plate 122 is provided with the locating dowel pin 16 saddle clamp hole 123, first locating plate 121 for installing with vehicle bridge is provided with for being located by connecting with vehicle bridge.
The bottom welding of C ellbeam body 1 arranges stable pole socket 13 and thrust pole seat 14, stablizes in the middle of pole socket 13 and thrust pole seat 14 and is provided with reinforced rib 15.
C ellbeam body 1 comprises the first noumenon 100 and the second body 101 that are hollow, forms C ellbeam body 1 together with the first noumenon 100 and the second body 101 are welded and fixed at joint.
The wall thickness of C ellbeam body 1 is 6-9mm, and the bearing capacity of car beam is comparatively large, not easily bends, and because whole C ellbeam body 1 is hollow structure, overall weight is comparatively light, and can absorb when automobile collides or energy outside traffic accident, and then ensures the safety of the contained personnel of vehicle.
As shown in Figure 4, C ellbeam body 1 is along vertical axis of symmetry Y1 symmetrical C shape structure, comprise pars intermedia 2, two interconnecting gangways 3 and two ends 4 of a level, the first noumenon 100 and the second body 101 are along vertical axis of symmetry Y1 symmetrical C shape structure, and two interconnecting gangways 3 and two ends 4 from pars intermedia 2 respectively to upwarping.Be described for the side of symmetrical part below, pars intermedia 2 has the upper surface 21 of level and the lower surface 22 of level, pars intermedia 2 and end 4 link together with circular sliding slopes segmented mode by interconnecting gangway 3, and end 4 has towards diminishing cross section, port 44 direction.
Interconnecting gangway 3 comprises the second segmental arc 32 that the first segmental arc 31 that radius is R1 and radius are R2.First segmental arc 31 of interconnecting gangway 3 respectively with the first side 41 of end 4 and the upper surface 21 of pars intermedia 2 tangent, the second segmental arc 32 of interconnecting gangway 3 respectively with the second side 42 of end 4 and the lower surface 22 of pars intermedia 2 tangent.
Upper surface 21 and the first segmental arc 31 intersect at an A, and lower surface 22 and the second segmental arc 32 intersect at a C, and the center of circle O1 of the first segmental arc 31 and center of circle O2 of the second segmental arc 32 is all positioned on line AC.The radius R 1 of the first segmental arc 31 is 420mm--440mm, and preferred radius R 1 can be 420mm, 425mm, 430mm or 440mm.The radius R 2 of the second segmental arc 32 is 470mm---490mm, and preferred radius R 2 can be 470mm, 475mm, 478mm or 480mm or 488mm.
Preferably, as shown in Fig. 5-1 or Fig. 5-2, pars intermedia 2 along M-M to section be the upper surface 21 of horizontal parallel and the cydariform cross section of lower surface 22 and two sidewall evaginations.The evagination sidewall in cydariform cross section can increase the stressed homogeneity of C ellbeam.The wall thickness d of C ellbeam body 1 is identical along whole beam, is 6-9mm, is preferably 8mm.Owing to reducing wall thickness, guaranteeing the weight reducing whole C ellbeam under safe prerequisite.The height h of C ellbeam body 1 is greater than width w, thus C ellbeam module of anti-bending section is large and make to have more failure-free load-carrying capacity.
As shown in Fig. 6-1 or Fig. 6-2, C ellbeam body 1 inside is provided with the reinforced rib 200 with its mating shapes.
The first noumenon 100 and the second body 101 have symmetrical structure and unsymmetric structure two kinds of structures, shown in Fig. 7, in symmetrical structure, the width of the various piece of the first noumenon 100 and the second body 101, height and identical length etc., between the axis X1 of the pars intermedia 2 and axis P1 of end 4, angle α is 40-46 degree, preferably can be about 45 degree by angle α.If angle α angle is excessive or too small, all easily makes the stressed too concentrated of interconnecting gangway 3, be unfavorable for force dispersion, easily make C ellbeam occur fracture in use, cause potential safety hazard.In addition, the cone angle beta 2 of the cone angle beta 1 of the interconnecting gangway 300 of the first noumenon 100 and the interconnecting gangway 301 of the second body is 4-8 degree, and the end 400 of the first noumenon 100 is 32mm-37mm with the end 401 of the diff-H Δ H1 of pars intermedia 200 and the second body 101 with the diff-H Δ H2 of pars intermedia 201.
As shown in Figure 8, in unsymmetric structure, the width of the first noumenon 100 and the second body 101 and identical length etc., but it is highly unequal, the height of the first noumenon 100 is less than the height of the second body 101, between the axis X1 of the pars intermedia 2 and axis P1 of end 4, angle α is 40-46 degree, preferably can be about 45 degree by angle α.If angle α angle is excessive or too small, all easily makes the stressed too concentrated of interconnecting gangway 3, be unfavorable for force dispersion, easily make C ellbeam occur fracture in use, cause potential safety hazard.In addition, cone angle beta 1 (not shown) of the interconnecting gangway 3 of the first noumenon 100 is 0 degree, and the end 400 of the first noumenon 100 is 0mm with the diff-H Δ H1 (not shown) of the pars intermedia 200 of the first noumenon 100; The cone angle beta 2 of the interconnecting gangway 301 of the second body 101 is 10-14 degree, and the end 401 of the second body 101 is 90mm-98mm with the diff-H Δ H2 of the pars intermedia 201 of described second body 101.
Specific embodiment 1
The present embodiment is to have the joist of the C ellbeam body of symmetrical structure, the structure of joist is further explained: as Figure 1-1, a kind of punch and weld joist for air suspension of automobile, it comprises the C ellbeam body 1 of hollow, air bag support 10, shock absorber support 11 and locating plate 12, air bag support 10 and shock absorber support 11 are fixedly mounted on two ends of C ellbeam body 1, and locating plate 12 is arranged on the pars intermedia of C ellbeam body 1 by supporting sleeve 18.
As shown in Fig. 2-Fig. 3, locating plate 12 comprises the first locating plate 121 and the second locating plate 122, first locating plate 121 is arranged on the first surface of C ellbeam body 1, second locating plate 122 is arranged on second of the C ellbeam body 1 relative with the first locating plate 121 position, the position that first locating plate 121 is corresponding with the second locating plate 122 is provided with the locating dowel pin 16 saddle clamp hole 123, first locating plate 121 for installing with vehicle bridge is provided with for being located by connecting with vehicle bridge.
The bottom welding of C ellbeam body 1 arranges stable pole socket 13 and thrust pole seat 14, stablizes in the middle of pole socket 13 and thrust pole seat 14 and is provided with reinforced rib 15.
C ellbeam body 1 comprises the first noumenon 100 and the second body 101 that are hollow, forms C ellbeam body 1 together with the first noumenon 100 and the second body 101 are welded and fixed at joint.
The wall thickness of C ellbeam body 1 is 8mm, and the bearing capacity of car beam is comparatively large, not easily bends, and because whole C ellbeam body 1 is hollow structure, overall weight is comparatively light, and can absorb when automobile collides or energy outside traffic accident, and then ensures the safety of the contained personnel of vehicle.
As shown in Figure 4, C ellbeam body 1 is along vertical axis of symmetry Y1 symmetrical C shape structure, comprise pars intermedia 2, two interconnecting gangways 3 and two ends 4 of a level, the first noumenon 100 and the second body 101 are along vertical axis of symmetry Y1 symmetrical C shape structure, and two interconnecting gangways 3 and two ends 4 from pars intermedia 2 respectively to upwarping.Be described for the side of symmetrical part below, pars intermedia 2 has the upper surface 21 of level and the lower surface 22 of level, pars intermedia 2 and end 4 link together with circular sliding slopes segmented mode by interconnecting gangway 3, and end 4 has towards diminishing cross section, port 44 direction.
Interconnecting gangway 3 comprises the second segmental arc 32 that the first segmental arc 31 that radius is R1 and radius are R2.First segmental arc 31 of interconnecting gangway 3 respectively with the first side 41 of end 4 and the upper surface 21 of pars intermedia 2 tangent, the second segmental arc 32 of interconnecting gangway 3 respectively with the second side 42 of end 4 and the lower surface 22 of pars intermedia 2 tangent.
Upper surface 21 and the first segmental arc 31 intersect at an A, and lower surface 22 and the second segmental arc 32 intersect at a C, and the center of circle O1 of the first segmental arc 31 and center of circle O2 of the second segmental arc 32 is all positioned on line AC.The radius R 1 of the first segmental arc 31 is 430mm, and the radius R 2 of the second segmental arc 32 is 478mm.
Preferably, as shown in fig. 5-1, pars intermedia 2 along M-M to section be the upper surface 21 of horizontal parallel and the cydariform cross section of lower surface 22 and two sidewall evaginations.The evagination sidewall in cydariform cross section can increase the stressed homogeneity of C ellbeam.The wall thickness d of C ellbeam body 1 is identical along whole beam, is 8mm, owing to reducing wall thickness, is guaranteeing the weight reducing whole C ellbeam under safe prerequisite.The height h of C ellbeam body 1 is greater than width w, thus C ellbeam module of anti-bending section is large and make to have more failure-free load-carrying capacity.
As in Figure 6-1, C ellbeam body 1 inside is provided with the reinforced rib 200 with its mating shapes.
As shown in Figure 7, the width of the first noumenon 100 and the second body 101 various piece, height and identical length etc., between the axis X1 of the pars intermedia 2 and axis P1 of end 4, angle α is 45 degree.If angle α angle is excessive or too small, all easily makes the stressed too concentrated of interconnecting gangway 3, be unfavorable for force dispersion, easily make C ellbeam occur fracture in use, cause potential safety hazard.In addition, the cone angle beta 2 of the cone angle beta 1 of the interconnecting gangway 300 of the first noumenon 100 and the interconnecting gangway 301 of the second body is 6 degree, and the end 400 of the first noumenon 100 is 35mm with the end 401 of the diff-H Δ H1 of pars intermedia 200 and the second body 101 with the diff-H Δ H2 of pars intermedia 201.
Specific embodiment 2
The present embodiment is to have the joist of the C ellbeam body of unsymmetric structure, the structure of joist is further explained: as shown in Figure 1-2, a kind of punch and weld joist for air suspension of automobile, it comprises the C ellbeam body 1 of hollow, air bag support 10, shock absorber support 11 and locating plate 12, air bag support 10 and shock absorber support 11 are fixedly mounted on two ends of C ellbeam body 1, and locating plate 12 is arranged on the pars intermedia of C ellbeam body 1 by supporting sleeve 18.
As shown in Fig. 2-Fig. 3, locating plate 12 comprises the first locating plate 121 and the second locating plate 122, first locating plate 121 is arranged on the first surface of C ellbeam body 1, second locating plate 122 is arranged on second of the C ellbeam body 1 relative with the first locating plate 121 position, the position that first locating plate 121 is corresponding with the second locating plate 122 is provided with the locating dowel pin 16 saddle clamp hole 123, first locating plate 121 for installing with vehicle bridge is provided with for being located by connecting with vehicle bridge.
The bottom welding of C ellbeam body 1 arranges stable pole socket 13 and thrust pole seat 14, stablizes in the middle of pole socket 13 and thrust pole seat 14 and is provided with reinforced rib 15.
C ellbeam body 1 comprises the first noumenon 100 and the second body 101 that are hollow, forms C ellbeam body 1 together with the first noumenon 100 and the second body 101 are welded and fixed at joint.
The wall thickness of C ellbeam body 1 is 8mm, and the bearing capacity of car beam is comparatively large, not easily bends, and because whole C ellbeam body 1 is hollow structure, overall weight is comparatively light, and can absorb when automobile collides or energy outside traffic accident, and then ensures the safety of the contained personnel of vehicle.
As shown in Figure 4, C ellbeam body 1 is along vertical axis of symmetry Y1 symmetrical C shape structure, comprise pars intermedia 2, two interconnecting gangways 3 and two ends 4 of a level, the first noumenon 100 and the second body 101 are along vertical axis of symmetry Y1 symmetrical C shape structure, and two interconnecting gangways 3 and two ends 4 from pars intermedia 2 respectively to upwarping.Be described for the side of symmetrical part below, pars intermedia 2 has the upper surface 21 of level and the lower surface 22 of level, pars intermedia 2 and end 4 link together with circular sliding slopes segmented mode by interconnecting gangway 3, and end 4 has towards diminishing cross section, port 44 direction.
Interconnecting gangway 3 comprises the second segmental arc 32 that the first segmental arc 31 that radius is R1 and radius are R2.First segmental arc 31 of interconnecting gangway 3 respectively with the first side 41 of end 4 and the upper surface 21 of pars intermedia 2 tangent, the second segmental arc 32 of interconnecting gangway 3 respectively with the second side 42 of end 4 and the lower surface 22 of pars intermedia 2 tangent.
Upper surface 21 and the first segmental arc 31 intersect at an A, and lower surface 22 and the second segmental arc 32 intersect at a C, and the center of circle O1 of the first segmental arc 31 and center of circle O2 of the second segmental arc 32 is all positioned on line AC.The radius R 1 of the first segmental arc 31 is 430mm, and the radius R 2 of the second segmental arc 32 is 478mm.
Preferably, as shown in Fig. 5-2, pars intermedia 2 along M-M to section be the upper surface 21 of horizontal parallel and the cydariform cross section of lower surface 22 and two sidewall evaginations.The evagination sidewall in cydariform cross section can increase the stressed homogeneity of C ellbeam.The wall thickness d of C ellbeam body 1 is identical along whole beam, is 8mm.Owing to reducing wall thickness, guaranteeing the weight reducing whole C ellbeam under safe prerequisite.The height h of C ellbeam body 1 is greater than width w, thus C ellbeam module of anti-bending section is large and make to have more failure-free load-carrying capacity.
As in fig. 6-2, C ellbeam body 1 inside is provided with the reinforced rib 200 with its mating shapes.
As shown in Figure 8, in unsymmetric structure, the width of the first noumenon 100 and the second body 101 and identical length etc., but highly unequal, the height of the first noumenon 100 is less than the height of the second body 101, and between the axis X1 of the pars intermedia 2 and axis P1 of end 4, angle α is 45 degree.If angle α angle is excessive or too small, all easily makes the stressed too concentrated of interconnecting gangway 3, be unfavorable for force dispersion, easily make C ellbeam occur fracture in use, cause potential safety hazard.In addition, cone angle beta 1 (not shown) of the interconnecting gangway 3 of the first noumenon 100 is 0 degree, and the end 400 of the first noumenon 100 is 0mm with the diff-H Δ H1 (not shown) of the pars intermedia 200 of the first noumenon 100; The cone angle beta 2 of the interconnecting gangway 301 of the second body 101 is 12 degree, and the end 401 of the second body 101 is 94mm with the diff-H Δ H2 of the pars intermedia 201 of described second body 101.
The utility model structure is simple, be provided with the first noumenon and second body of two hollows, the width of the first noumenon and the second body is identical, by the C ellbeam that welding formation one is overall, can not produce dislocation after welding, weld seam is steady, when galloping, not easily there is car beam to fracture, ensure that the safe in operation of vehicle.Therefore total weight is comparatively light, easily manufactured, greatly improves the overall performance of automobile.And because whole C ellbeam body is hollow structure, overall weight is comparatively light, and can absorb when automobile collides or energy outside traffic accident, and then ensure the safety of the contained personnel of vehicle.Further, in dissymmetrical structure, because the first noumenon is not identical with the height of the second body, add the installing space of car beam, increase the installing space of gasbag seat, convenient production, reduces productive costs.
Last it is noted that above-described each embodiment is only for illustration of the technical solution of the utility model, be not intended to limit; Although be described in detail the utility model with reference to previous embodiment, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in previous embodiment, or to wherein partly or entirely technical characteristic carry out equivalent replacement; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the scope of each embodiment technical scheme of the utility model.
Claims (10)
1. the punch and weld joist for air suspension of automobile, it is characterized in that: it locating plate comprising the C ellbeam body of hollow, air bag support, shock absorber support and be provided with supporting sleeve, described air bag support and described shock absorber support are fixedly mounted on two ends of described C ellbeam body respectively, and described locating plate is arranged on the pars intermedia of described C ellbeam body by supporting sleeve;
Described C ellbeam body comprises the first noumenon and the second body that are hollow, forms C ellbeam body together with described the first noumenon and described second body are welded and fixed at joint;
Described C ellbeam body has along vertical axis symmetrical C shape structure, described C ellbeam body comprises pars intermedia, interconnecting gangway and end, described pars intermedia has the upper surface of level and the lower surface of level, described pars intermedia and described end link together with circular sliding slopes section by described interconnecting gangway, and described end has towards the diminishing cross section of port direction; And
Described interconnecting gangway comprises the first segmental arc of radius R 1 and the second segmental arc of radius R 2, described first segmental arc respectively with the first side of described end and the upper surface of described pars intermedia tangent, described second segmental arc respectively with the second side of described end and the lower surface of described pars intermedia tangent.
2. the punch and weld joist for air suspension of automobile according to claim 1, is characterized in that: the radius R 1 of described first segmental arc is 420mm-440mm, and the radius R 2 of described second segmental arc is 470mm-490mm.
3. the punch and weld joist for air suspension of automobile according to claim 1, it is characterized in that: described locating plate comprises the first locating plate and the second locating plate, described first locating plate is arranged on the first surface of described C ellbeam body, described second locating plate is arranged on second of the described C ellbeam body relative with described first locating plate position, described first locating plate and described second locating plate are fixed together by supporting sleeve, the position that described first locating plate is corresponding with described second locating plate is provided with four bolts hole for installing with vehicle bridge, described first locating plate is provided with the locating dowel pin for being located by connecting with vehicle bridge.
4. the punch and weld joist for air suspension of automobile according to claim 3, is characterized in that: the bottom of described C ellbeam body is fixed welding and arranged stable pole socket and thrust pole seat.
5. the punch and weld joist for air suspension of automobile according to claim 1, is characterized in that: the shape of described the first noumenon and the mating shapes of described second body.
6. the punch and weld joist for air suspension of automobile according to claim 5, it is characterized in that: the angle α of the axis of described pars intermedia and the axis of described end is 42-46 degree, the cone angle beta 2 of the cone angle beta 1 of the interconnecting gangway of the first noumenon and the interconnecting gangway of the second body is 4-9 degree, and the pars intermedia of the pars intermedia of the first noumenon and the diff-H Δ H1 of end and the second body and the diff-H Δ H2 of end are 32mm-37mm.
7. the punch and weld joist for air suspension of automobile according to claim 6, it is characterized in that: the angle α of the axis of described pars intermedia and the axis of described end is 45 degree, the cone angle beta 2 of the cone angle beta 1 of the interconnecting gangway of the first noumenon and the interconnecting gangway of the second body is 6 degree, and the pars intermedia of the pars intermedia of the first noumenon and the diff-H Δ H1 of end and the second body and the diff-H Δ H2 of end are 35mm.
8. the punch and weld joist for air suspension of automobile according to claim 1, it is characterized in that: the width of described the first noumenon is equal with the width of described second body, the length of described the first noumenon is equal with the length of described second body, and the height of described the first noumenon is less than the height of described second body.
9. the punch and weld joist for air suspension of automobile according to claim 8, it is characterized in that: the angle α of the axis of described pars intermedia and the axis of described end is 42-46 degree, the cone angle beta 1 of the interconnecting gangway of described the first noumenon is 0 degree, and the diff-H Δ H1 of the end of described the first noumenon and the pars intermedia of described the first noumenon is 0mm; The cone angle beta 2 of the interconnecting gangway of described second body is 10-14 degree, and the diff-H Δ H2 of the end of described second body and the pars intermedia of described second body is 90mm-98mm.
10. the punch and weld joist for air suspension of automobile according to claim 9, it is characterized in that: the angle α of the axis of described pars intermedia and the axis of described end is 45 degree, the cone angle beta 1 of the interconnecting gangway of described the first noumenon is 0 degree, and the diff-H Δ H1 of the end of described the first noumenon and the pars intermedia of described the first noumenon is 0mm; The cone angle beta 2 of the interconnecting gangway of described second body is 12 degree, and the diff-H Δ H2 of the end of described second body and the pars intermedia of described second body is 94mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420815240.2U CN204279632U (en) | 2014-12-19 | 2014-12-19 | A kind of punch and weld joist for air suspension of automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420815240.2U CN204279632U (en) | 2014-12-19 | 2014-12-19 | A kind of punch and weld joist for air suspension of automobile |
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| CN204279632U true CN204279632U (en) | 2015-04-22 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106739906A (en) * | 2016-12-15 | 2017-05-31 | 吉林大学 | A kind of fibre reinforced air suspension of passenger car C-shaped girder construction and its method for designing |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106739906A (en) * | 2016-12-15 | 2017-05-31 | 吉林大学 | A kind of fibre reinforced air suspension of passenger car C-shaped girder construction and its method for designing |
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150422 Termination date: 20181219 |
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| CF01 | Termination of patent right due to non-payment of annual fee |