CN105252988A - Large-span portal bearing rear axle and suspension system - Google Patents
Large-span portal bearing rear axle and suspension system Download PDFInfo
- Publication number
- CN105252988A CN105252988A CN201510735004.9A CN201510735004A CN105252988A CN 105252988 A CN105252988 A CN 105252988A CN 201510735004 A CN201510735004 A CN 201510735004A CN 105252988 A CN105252988 A CN 105252988A
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- back axle
- rear axle
- crossbeam
- brake assembly
- shoulder pole
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Abstract
The invention relates to a large-span portal bearing rear axle and a suspension system. The large-span portal bearing rear axle comprises a rear axle, a rear axle body fixing rack, a hub brake assembly and a shoulder pole beam, wherein the shoulder pole beam, the hub brake assembly and the rear axle body fixing rack are integrally connected by adopting bolts; a first traction bar and a second traction bar used for achieving vertical and longitudinal stable swing of the rear axle, and a third traction bar used for limiting the rear axle to horizontally move are arranged on the rear axle. According to the technical scheme, the rear axle body fixing rack and the shoulder pole beam are tightly fixed on a plate seat of the hub brake assembly through bolts to form a rear axle rigid support body, and each of the two ends of the shoulder pole beam is tightly fixed on a connecting base of the rear axle body fixing rack through a first bolt to form stable structures similar to triangles on the two sides of the large-span portal bearing rear axle, so that a portal axle body with large opening and drop is realized; the large-span portal bearing rear axle and the suspension system have the advantages of simple structure, reliable performances, good stability, low cost, and the like.
Description
Technical field
The present invention relates to passenger car field, be specifically related to a kind of large span gate-type carrying back axle and suspension.
Background technology
At present, domestic gate-type carrying back axle mostly is band C-type beam form, and gate-type span and drop are all little, and cost is high.And minority has three kinds of back axles as the special purpose vehicle of this extra wide of airport ferry push: the first is integral solder gate-type bridge, left and right wheel hub brake assembly welds an overall big frame with square type pipe, structure bulky, real one-level tread structure can not be realized, need automatic lifting controller, realize passenger getting on/off, this structure only realizes two same level face longitudinal rods and a lateral rod composition hangs responsibility, poor stability, cost is high, inconvenient maintenance; The second is lateral arrangement A arm stand alone type back axle, because structural limitations door opening aperture is little, expensive; The third connects to form with C-type beam form and left and right wheel hub brake assembly, lower underframe, and this structure fluctuation of service is expensive, bridge brake system inconvenient maintenance.
Summary of the invention
A kind of large span gate-type is the object of the present invention is to provide to carry back axle and suspension, this back axle and suspension structure is simple, dependable performance, good stability, cost are low.
For achieving the above object, present invention employs following technical scheme: comprise back axle, back axle body fixed mount, hub brake assembly and shoulder pole girder, bolt entirety is adopted to connect between described shoulder pole girder, hub brake assembly and back axle body fixed mount, described back axle is also provided with the 3rd propelling rod of the first propelling rod, the second propelling rod and the restriction back axle transverse shifting realizing the upper and lower longitudinal stability of back axle and swing, the first described propelling rod and the second propelling rod are symmetrical arranged two groups, the 3rd described propelling rod horizontally set along the longitudinal axis of vehicle body.
Described back axle body fixed mount entirety is in frame-like, the first crossbeam comprising lateral arrangement and the second cross beam being symmetricly set on first crossbeam both sides and the 3rd crossbeam, second beam is connected with the Connection Block on the second longeron respectively by the first bolt with the end of the 3rd beam, the length of second cross beam and the 3rd crossbeam is greater than first crossbeam, and on first crossbeam, the two ends of plane are respectively equipped with and longitudinally arrange and the first longeron be connected with second cross beam and the 3rd crossbeam and the second longeron.
Described shoulder pole girder comprises horizontally disposed first beam, the two ends of described first beam are respectively to being extended with the second beam and the 3rd beam below outer skew back, the first described beam, the second beam and the 3rd beam are integral structure, and described bolt from up to down runs through connection first beam, the panel seat of hub brake assembly and the second longeron successively.
The panel seat of described hub brake assembly comprises the upper Hough of above-below direction layout and lower Hough, the wheel shaft of hub brake assembly is fixed by described upper Hough and lower Hough, and described bolt from up to down runs through connection first beam, upper Hough, lower Hough and the second longeron successively.
The 3rd described beam is provided with compressed air brake cylinder, the first described beam is provided with braking adjusting arm, described compressed air brake cylinder is connected by connecting rod with braking adjusting arm, and the 3rd described beam is provided with the support of fixing compressed air brake cylinder, and the first described beam is provided with the camshaft of fixing braking adjusting arm.
The two ends of described second cross beam and the 3rd crossbeam are respectively equipped with air bag and shock absorber.
As shown from the above technical solution, back axle body fixed mount of the present invention and shoulder pole girder are fastened on the panel seat of hub brake assembly by king bolt, back axle rigid support is formed with this, the two ends of shoulder pole girder use the first bolted respectively on the Connection Block of back axle body fixed mount simultaneously, form the similar leg-of-mutton rock-steady structure in large span gate-type carrying back axle both sides, achieve gate-type, the large and pontic that drop is large of aperture; Four propelling rods longitudinally arranged form parallelogram sturcutre, realize the upper and lower longitudinal stability of back axle to swing, the propelling rod of a horizontally set limits the transverse shifting of back axle, said structure can realize in preposition before driving passenger vehicle, back segment is that one-level is marked time low floor form, add passenger space, facilitate passenger getting on/off, have that structure is simple, dependable performance, good stability, low cost and other advantages.
Accompanying drawing explanation
Fig. 1 is front view of the present invention;
Fig. 2 is the left view of Fig. 1;
Fig. 3 is the birds-eye view of Fig. 1;
Fig. 4 is the front view of shoulder pole girder of the present invention;
Fig. 5 is the front view of back axle body fixed mount of the present invention;
Fig. 6 is the birds-eye view of Fig. 5.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention will be further described:
As shown in Figure 1, Figure 2, a kind of large span gate-type carrying back axle of Fig. 3 and suspension, comprise back axle, back axle body fixed mount 1, hub brake assembly 2 and shoulder pole girder 3, bolt 4 entirety is adopted to connect between shoulder pole girder 3, hub brake assembly 2 and back axle body fixed mount 1, namely back axle body fixed mount, shoulder pole girder are fastened on hub brake assembly by king bolt attaching nut and form back axle rigid support, achieve gate-type, the large and pontic that drop is large of aperture, the floor, posterior segment that can realize preposition before driving passenger vehicle is that one-level is marked time, and facilitates passenger getting on/off; Back axle is also provided with and realizes the first propelling rod 51, second propelling rod 52 that the upper and lower longitudinal stability of back axle swings and the 3rd propelling rod 53 limiting back axle transverse shifting, first propelling rod 51 and the second propelling rod 52 are symmetrical arranged two groups, the 3rd propelling rod 53 horizontally set along the longitudinal axis of vehicle body.Namely hang the parallelogram sturcutre be made up of two first propelling rods and two propelling rods, realize the upper and lower longitudinal stability of back axle with this and swing; The transverse shifting of back axle is limited by the 3rd propelling rod of a horizontally set.
Further, as shown in Figure 5, Figure 6, back axle body fixed mount 1 entirety is in frame-like, the first crossbeam 11 comprising lateral arrangement and the second cross beam 12 being symmetricly set on first crossbeam 11 both sides and the 3rd crossbeam 13, the length of second cross beam 12 and the 3rd crossbeam 13 is greater than first crossbeam 11, and on first crossbeam 11, the two ends of plane are respectively equipped with and longitudinally arrange and the first longeron 14 and the second longeron 15 be connected with second cross beam 12 and the 3rd crossbeam 13.
Further, as shown in Figure 4, shoulder pole girder 3 comprises horizontally disposed first beam 31, the two ends of the first beam 31 are respectively to being extended with the second beam 32 and the 3rd beam 33 below outer skew back, second beam 32 is connected with the Connection Block on the second longeron 15 respectively by the first bolt 8 with the end of the 3rd beam 33, first beam 31, second beam 32 and the 3rd beam 33 are integral structure, and bolt 4 from up to down runs through connection first beam 31, the panel seat of hub brake assembly and the second longeron 15 successively.Here be only described for the second stringer sides, the structure on the first longeron is identical therewith, does not repeat them here.
Further, the panel seat of hub brake assembly comprises the upper Hough 91 of above-below direction layout and lower Hough 92, the wheel shaft of hub brake assembly 2 is fixed with lower Hough 92 by upper Hough 91, and bolt 4 from up to down runs through connection first beam 31, upper Hough 91, lower Hough 92 and the second longeron 15 successively.
Further, 3rd beam 33 is provided with compressed air brake cylinder 6, and the first beam 31 is provided with braking adjusting arm 7, and compressed air brake cylinder 6 is connected by connecting rod with braking adjusting arm 7,3rd beam 33 is provided with the support of fixing compressed air brake cylinder 6, and the first beam 31 is provided with the camshaft of fixing braking adjusting arm 7.This structure of shoulder pole girder and fixed form make compressed air brake cylinder can move to both sides when mounted.
Further, the two ends of second cross beam 12 and the 3rd crossbeam 13 are respectively equipped with air bag 10 and shock absorber 20.Four air bags and four bumpers are namely set altogether, carry weight and the vibration of car load.
Specifically, back axle body fixed mount of the present invention and shoulder pole girder are fastened on the panel seat of hub brake assembly by 12 king bolts (on one side 6) attaching nut, back axle rigid support is formed with this, the two ends of shoulder pole girder use 3 bolted respectively on the Connection Block of back axle body fixed mount simultaneously, form the similar leg-of-mutton rock-steady structure in large span gate-type carrying back axle both sides, achieve gate-type, the large and pontic that drop is large of aperture; Four propelling rods longitudinally arranged form parallelogram sturcutre, and realize the upper and lower longitudinal stability of back axle and swing, the propelling rod of a horizontally set limits the transverse shifting of back axle; Four air bags and four shock absorbers are arranged on four ends of back axle body fixed mount respectively, form large span gate-type carrying Rear-axle suspension system, carry weight and the vibration of passenger vehicle; The hub brake assembly of both sides, braking adjusting arm and compressed air brake cylinder form brake system, and both sides hub brake assembly is connected with tire and realizes rolling.Said structure can realize in preposition before driving passenger vehicle, back segment is that one-level is marked time low floor form, adds passenger space, facilitates passenger getting on/off, has that structure is simple, dependable performance, good stability, low cost and other advantages.
Above-described embodiment is only be described the preferred embodiment of the present invention; not scope of the present invention is limited; under not departing from the present invention and designing the prerequisite of spirit; the various distortion that those of ordinary skill in the art make technical scheme of the present invention and improvement, all should fall in protection domain that claims of the present invention determines.
Claims (6)
1. a large span gate-type carrying back axle and suspension, it is characterized in that: comprise back axle, back axle body fixed mount (1), hub brake assembly (2) and shoulder pole girder (3), described shoulder pole girder (3), bolt (4) entirety is adopted to connect between hub brake assembly (2) and back axle body fixed mount (1), described back axle is also provided with the first propelling rod (51) realizing the upper and lower longitudinal stability of back axle and swing, 3rd propelling rod (53) of the second propelling rod (52) and restriction back axle transverse shifting, described the first propelling rod (51) and the second propelling rod (52) are symmetrical arranged two groups along the longitudinal axis of vehicle body, the 3rd described propelling rod (53) horizontally set.
2. large span gate-type carrying back axle according to claim 1 and suspension, it is characterized in that: described back axle body fixed mount (1) entirety is in frame-like, the first crossbeam (11) comprising lateral arrangement and the second cross beam (12) being symmetricly set on first crossbeam (11) both sides and the 3rd crossbeam (13), second cross beam (12) is greater than first crossbeam (11) with the length of the 3rd crossbeam (13), the two ends of the upper plane of first crossbeam (11) are respectively equipped with longitudinally to be arranged and the first longeron (14) be connected with second cross beam (12) and the 3rd crossbeam (13) and the second longeron (15).
3. large span gate-type carrying back axle according to claim 2 and suspension, it is characterized in that: described shoulder pole girder (3) comprises horizontally disposed first beam (31), the two ends of described first beam (31) are respectively to being extended with the second beam (32) and the 3rd beam (33) below outer skew back, second beam (32) is connected with the Connection Block on the second longeron (15) respectively by the first bolt (8) with the end of the 3rd beam (33), described the first beam (31), second beam (32) and the 3rd beam (33) are integral structure, described bolt (4) from up to down runs through connection first beam (31) successively, the panel seat of hub brake assembly and the second longeron (15).
4. large span gate-type carrying back axle according to claim 3 and suspension, it is characterized in that: the panel seat of described hub brake assembly comprises the upper Hough (91) of above-below direction layout and lower Hough (92), the wheel shaft of hub brake assembly (2) is fixed by described upper Hough (91) and lower Hough (92), and described bolt (4) from up to down runs through connection first beam (31), upper Hough (91), lower Hough (92) and the second longeron (15) successively.
5. large span gate-type carrying back axle according to claim 3 and suspension, it is characterized in that: the 3rd described beam (33) is provided with compressed air brake cylinder (6), described the first beam (31) is provided with braking adjusting arm (7), described compressed air brake cylinder (6) is connected by connecting rod with braking adjusting arm (7), the 3rd described beam (33) is provided with the support of fixing compressed air brake cylinder (6), and described the first beam (31) is provided with the camshaft of fixing braking adjusting arm (7).
6. large span gate-type carrying back axle according to claim 2 and suspension, is characterized in that: described second cross beam (12) is respectively equipped with air bag (10) and shock absorber (20) with the two ends of the 3rd crossbeam (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510735004.9A CN105252988B (en) | 2015-11-03 | 2015-11-03 | Large span gate-type carries back axle and suspension |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510735004.9A CN105252988B (en) | 2015-11-03 | 2015-11-03 | Large span gate-type carries back axle and suspension |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105252988A true CN105252988A (en) | 2016-01-20 |
| CN105252988B CN105252988B (en) | 2018-01-16 |
Family
ID=55093050
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510735004.9A Active CN105252988B (en) | 2015-11-03 | 2015-11-03 | Large span gate-type carries back axle and suspension |
Country Status (1)
| Country | Link |
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| CN (1) | CN105252988B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102011008379A1 (en) * | 2010-01-15 | 2011-07-21 | Ford Global Technologies, LLC, Mich. | Suspension strut / stabilizer combination |
| CN202071656U (en) * | 2011-05-31 | 2011-12-14 | 中国重汽集团济南动力有限公司 | Suspension device for mining vehicle |
| CN202507883U (en) * | 2012-03-19 | 2012-10-31 | 北京柯布克汽车技术有限公司 | Air suspension assembly of supporting bridge of airport shuttle bus |
| CN102765306A (en) * | 2011-05-06 | 2012-11-07 | 漳州昌源车桥有限公司 | Air bag air suspension rear axle for passenger coach |
| CN203372027U (en) * | 2013-07-05 | 2014-01-01 | 安徽安凯汽车股份有限公司 | Transverse stabilizing device for rear suspension |
| CN204623054U (en) * | 2015-04-23 | 2015-09-09 | 山东蓬翔汽车有限公司 | A kind of rear suspension system of wide dumper |
| CN205097864U (en) * | 2015-11-03 | 2016-03-23 | 安徽安凯汽车股份有限公司 | Rear axle and suspension are born to large -span gate -type |
-
2015
- 2015-11-03 CN CN201510735004.9A patent/CN105252988B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102011008379A1 (en) * | 2010-01-15 | 2011-07-21 | Ford Global Technologies, LLC, Mich. | Suspension strut / stabilizer combination |
| CN102765306A (en) * | 2011-05-06 | 2012-11-07 | 漳州昌源车桥有限公司 | Air bag air suspension rear axle for passenger coach |
| CN202071656U (en) * | 2011-05-31 | 2011-12-14 | 中国重汽集团济南动力有限公司 | Suspension device for mining vehicle |
| CN202507883U (en) * | 2012-03-19 | 2012-10-31 | 北京柯布克汽车技术有限公司 | Air suspension assembly of supporting bridge of airport shuttle bus |
| CN203372027U (en) * | 2013-07-05 | 2014-01-01 | 安徽安凯汽车股份有限公司 | Transverse stabilizing device for rear suspension |
| CN204623054U (en) * | 2015-04-23 | 2015-09-09 | 山东蓬翔汽车有限公司 | A kind of rear suspension system of wide dumper |
| CN205097864U (en) * | 2015-11-03 | 2016-03-23 | 安徽安凯汽车股份有限公司 | Rear axle and suspension are born to large -span gate -type |
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| Publication number | Publication date |
|---|---|
| CN105252988B (en) | 2018-01-16 |
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