CN211641738U - Integral type air bag pillar assembly and independent suspension axle system - Google Patents
Integral type air bag pillar assembly and independent suspension axle system Download PDFInfo
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- CN211641738U CN211641738U CN201922013033.0U CN201922013033U CN211641738U CN 211641738 U CN211641738 U CN 211641738U CN 201922013033 U CN201922013033 U CN 201922013033U CN 211641738 U CN211641738 U CN 211641738U
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Abstract
The utility model relates to an integral gasbag pillar assembly, including two gasbag pillar assemblies that independently set up and mutual symmetry separately, gasbag pillar assembly main part is I-shaped cross-sectional structure, gasbag pillar assembly includes the first end and the lower end of fist of forming with gasbag pillar assembly main part, all be provided with the king pin shaft hole that cooperatees with the king pin axle on first end and the lower end, be provided with the wedge lock pin hole that is used for fixed king pin axle on the lower end of fist; the utility model discloses an independent suspension axle system, including gasbag pillar assembly, king-pin axle, thrust bearing and knuckle assembly, the knuckle assembly includes monaural 3c and monaural 3 d. The utility model discloses an integral gasbag pillar assembly, for the traditional gasbag pillar assembly weight reduction 50% of disclosing with the tonnage, the structure is whole reliable.
Description
Technical Field
The utility model belongs to the technical field of the gasbag pillar assembly, concretely relates to integral gasbag pillar assembly and independent suspension axle system.
Background
The front independent suspension axle of the commercial vehicle in the market at present is a common configuration, the independent suspension mainly refers to a suspension structure form that wheels on two sides can independently move vertically, and the existing commercial vehicle double-cross-arm independent suspension bridge has two structures of a solid kingpin type and a virtual kingpin type. The virtual king pin type double-cross arm independent suspension cannot be applied to vehicles with larger tonnage due to structural load distribution, and has extremely high requirements on assembly precision and manufacturing precision. The solid kingpin structure is widely applied to vehicles with larger tonnage, and the independent suspension with the structure is safe and reliable and has low manufacturing cost. The traditional solid main pin type independent suspension cannot meet the increasing requirement of the automobile industry on light weight of automobile parts due to structural limitation. Chinese patent No. 201320726197.8 discloses a support arm for a passenger car air independent suspension, and although it is considered to reduce the weight of the support arm (load bearing seat) to a certain extent, the solution does not satisfy the requirement of the conventional weight reduction.
SUMMERY OF THE UTILITY MODEL
For the defect that can't satisfy the light-weighted requirement of present new forms of energy commercial car of the current independent system structure that exists among the above-mentioned prior art, the utility model provides an integral gasbag pillar assembly and including the independent suspension system of above-mentioned integral gasbag pillar assembly to solve the light-weighted technological problem of independent suspension system, fundamentally realizes the lightweight purpose, satisfies the light-weighted, energy saving and consumption reduction's demand that the automotive industry is growing day by day.
In order to achieve the above purpose, the technical scheme of the utility model is as follows:
the utility model provides an integral gasbag pillar assembly, includes two independent settings and the gasbag pillar assembly of mutual symmetry separately, gasbag pillar assembly main part is I-shaped cross-sectional structure, gasbag pillar assembly includes the fist end of going up with gasbag pillar assembly main part integrated into one piece and fist end down, go up fist end and fist end down and serve all to be provided with the swizzle axle hole with swizzle axle matched with, fist end is served and is provided with the wedge lock pin hole that is used for fixed swizzle axle down.
The preferred technical scheme is as follows:
an integral air bag pillar assembly as described above, said fitting being a transition or clearance fit.
The integral type airbag support post assembly further comprises an upper round lug and a lower round lug, the upper round lug and the lower round lug are respectively arranged at the top and the bottom of the airbag support post assembly main body, a support used for mounting an air spring is arranged above the upper round lug, a taper hole support used for mounting a stabilizer bar hanging rod is arranged on one side of the upper round lug, and a limiting bolt hole position is further arranged on the airbag support post assembly main body close to the lower round lug and used for mounting a steering limiting adjusting bolt.
According to the integral type airbag strut assembly, the roller bearings are arranged at the inner holes of the upper round lug and the lower round lug and are used for being matched with the corresponding swing arms.
The utility model also provides an independent suspension axle system comprising the integral air bag pillar assembly, which comprises an air bag pillar assembly, a main pin shaft, a thrust bearing and a steering knuckle assembly, wherein the steering knuckle assembly comprises a single lug 3c and a single lug 3d, the single lug 3c and the single lug 3d are respectively contained in an upper fist end and a lower fist end of the air bag pillar assembly, the thrust bearing used for bearing the axial load of the main pin is arranged between the single lug 3c of the steering knuckle assembly and the upper fist end of the air bag pillar assembly, the upper fist end, the lower fist end, the single lug 3c and the single lug 3d are all provided with a main pin shaft hole, the main pin shaft passes through the main pin shaft holes on the upper fist end, the lower fist end, the single lug 3c and the single lug 3d in sequence and is matched with the steering knuckle assembly in a rotating way through the needle bearing, a brake disc assembly and a brake assembly are installed on the steering knuckle assembly, the hub brake disc assembly is used for connecting an automobile tire.
The preferred technical scheme is as follows:
according to the axle system of the independent suspension, the main pin shaft is provided with the groove and is used for being tightly matched with the wedge-shaped lock pin penetrating through the wedge-shaped lock pin hole in the air bag strut assembly, so that the main pin shaft is fixedly connected with the air bag strut assembly.
The independent suspension axle system further comprises an upper swing arm assembly and a lower swing arm assembly which are independent of each other, wherein the upper swing arm assembly and the lower swing arm assembly are respectively connected with the upper round lug and the lower round lug of the air bag strut assembly.
The axle system of the independent suspension further comprises a damper assembly, wherein the lower pivot of the damper assembly is arranged on the lower swing arm assembly.
The axle system of the independent suspension comprises a stabilizer bar hanging rod, wherein a ball head pin taper pin of the stabilizer bar hanging rod is arranged on an upper taper pin mounting seat of an air bag pillar assembly.
The independent suspension axle system as described above, further comprising an air spring mounted to the seat of the air bag strut assembly.
Has the advantages that:
(1) compared with the traditional airbag strut assembly with the same tonnage, the weight of the integral airbag strut assembly can be reduced by 50 percent, which is beneficial to energy conservation and emission reduction and improves the running performance of vehicles;
(2) the integral type airbag pillar assembly has the advantages that for the opened type airbag pillar assembly, the opened type airbag pillar assembly has a complex structure, higher assembly precision requirement and high production cost, and the integral type airbag pillar assembly has an integral reliable structure, is easy to process and manufacture, assemble and maintain after sale;
(3) the integral type airbag strut assembly of the utility model has the advantages that the symmetry of left and right parts is fully realized during the design, and the same blank is processed into left and right symmetrical parts, so that the mold cost, the management cost and the like are reduced;
(4) the axle system of the independent suspension of the utility model has the advantages that the turning angle of the inner wheel and the outer wheel of the suspension is large, so that the maneuverability of the vehicle is strong; the steering limit bolt is arranged on the trunk of the air bag strut assembly, the structure is compact, the processing is simple, and the rotation angle limit adjustment is convenient during product assembly.
Drawings
FIG. 1 is a schematic structural view of an independent suspension axle system of the present invention;
FIG. 2 is a schematic structural view of an integral airbag strut assembly of the present invention;
FIG. 3 is a schematic view of a knuckle assembly of the axle system of the present invention;
FIG. 4 is a schematic view of the left and right members and blank structure of an integral airbag pillar assembly of the present invention;
the automobile steering wheel comprises a hub brake disc assembly 1, a thrust bearing 2, a steering knuckle assembly 3, a king pin shaft 4, a wedge-shaped lock pin 5, an air bag support column assembly 7, a lower swing arm assembly 8, a shock absorber 9 and an upper swing arm assembly 10.
Detailed Description
The present invention will be further described with reference to the following detailed description. It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Furthermore, it should be understood that various changes and modifications of the present invention may be made by those skilled in the art after reading the teachings of the present invention, and these equivalents also fall within the scope of the appended claims.
An integral airbag strut assembly is shown in fig. 4 and comprises two airbag strut assemblies which are processed by using the same blank, are independently arranged and are symmetrical to each other, a main body of the airbag strut assembly is of an I-shaped cross section structure, as shown in fig. 2, the airbag strut assembly comprises an upper fist end 7b, a lower fist end 7c, an upper round ear 7a and a lower round ear 7f which are integrally formed with the main body of the airbag strut assembly, the upper round ear 7a and the lower round ear 7f are respectively arranged at the top and the bottom of the main body of the airbag strut assembly, the upper fist end 7b and the lower fist end 7c are respectively closed to the upper round ear 7a and the lower round ear 7f, so that the force arm for transferring load is reduced, the stress condition is improved, and the purpose of light weight is achieved;
the inner bore department of upper portion circle ear 7a and lower part circle ear 7f all is provided with roller bearing for cooperate with the swing arm that corresponds, go up fist end 7b and all be provided with on the fist end 7c down with swizzle axle 4 transition fit or clearance fit's swizzle axle hole, be provided with the wedge lockpin hole 7d that is used for fixed swizzle axle 4 down on the fist end 7c, the top of upper portion circle ear 7a is provided with the support 7i that is used for installing air spring, one side of upper portion circle ear 7a is provided with the taper hole support 7h that is used for installing the stabilizer bar jib, still is provided with spacing bolt hole site 7g in the gasbag pillar assembly main part that is close to lower part circle ear 7f for the installation turns to spacing adjusting bolt.
The utility model also provides an independent suspension axle system including above-mentioned integral gasbag pillar assembly, as shown in figure 1, including gasbag pillar assembly 7, king pin axle 4, thrust bearing 2, knuckle assembly 3, mutually independent upper swing arm assembly 10 and lower swing arm assembly 8, shock absorber 9, stabilizer bar jib and air spring, the knuckle assembly includes monaural 3c and monaural 3d (see figure 3), monaural 3c and monaural 3d enclose respectively in the upper fist end 7b and the lower fist end 7c of gasbag pillar assembly, thrust bearing 2 for bearing kingpin 4 axial load sets up between upper ear 3c of knuckle assembly 3 and the upper fist end 7b of gasbag pillar assembly 7, upper fist end 7b, lower fist end 7c, monaural 3c and monaural 3d all are provided with the king pin shaft hole, the main pin shaft 4 sequentially penetrates through main pin shaft holes in the upper fist end 7b, the lower fist end 7c, the single lug 3c and the single lug 3d and is in rotating fit with the steering knuckle assembly 3 through a needle bearing, a groove is formed in the main pin shaft 4 and is used for being in close fit with a wedge-shaped lock pin 5 penetrating through a wedge-shaped lock pin hole 7d in the air bag strut assembly, the main pin shaft 4 is fixedly connected with the air bag strut assembly 7, and the steering knuckle rotates in a more sufficient space when a vehicle turns due to the fact that the size of the air bag strut assembly 7 is reduced, so that the inner and outer corners of the wheel are enlarged, and the maneuverability of the vehicle is greatly improved;
the hub brake disc assembly 1 and the brake assembly are mounted on the steering knuckle assembly 3, the hub brake disc assembly 1 is used for being connected with an automobile tire, the upper swing arm assembly 10 and the lower swing arm assembly 8 are respectively connected with an upper round lug 7a and a lower round lug 7f of the airbag strut assembly 7, the lower support point of the shock absorber 9 is mounted on the lower swing arm assembly 8 to achieve a shock absorption function, and the air spring is mounted on a support 7i of the airbag strut assembly 7.
Compared with the traditional airbag strut assembly with the same tonnage, the weight of the integral airbag strut assembly can be reduced by 50 percent, which is beneficial to energy conservation and emission reduction and improves the running performance of vehicles; for the open type airbag pillar assembly, the integral type airbag pillar assembly has the advantages that the structure is integrally reliable, the processing and the manufacturing are easy, the assembly and the after-sale maintenance are easy, the symmetry of left and right parts is fully realized during the design, the same blank is processed into left and right symmetrical parts, and the mold cost, the management cost and the like are further reduced; the axle system of the independent suspension of the utility model has the advantages that the turning angle of the inner wheel and the outer wheel of the suspension is large, so that the maneuverability of the vehicle is strong; the steering limit bolt is arranged on the trunk of the air bag strut assembly, the structure is compact, the processing is simple, and the rotation angle limit adjustment is convenient during product assembly.
Claims (10)
1. The utility model provides an integral gasbag pillar assembly, includes two independent settings and the gasbag pillar assembly of mutual symmetry separately, gasbag pillar assembly main part is I-shaped cross-sectional structure, its characterized in that, gasbag pillar assembly includes the last fist end and lower fist end with gasbag pillar assembly main part integrated into one piece, go up fist end and fist end down and all be provided with the king pin shaft hole with king pin axle matched with, fist end down is provided with the wedge lock pin hole that is used for fixed king pin axle.
2. The integrated airbag strut assembly of claim 1, wherein the fit is a transition fit or a clearance fit.
3. The integrated airbag strut assembly as claimed in claim 1 or 2, wherein the airbag strut assembly further comprises an upper round lug and a lower round lug, the upper round lug and the lower round lug are respectively arranged at the top and the bottom of the airbag strut assembly main body, a support for installing the air spring is arranged above the upper round lug, a taper hole support for installing the suspension rod of the stabilizer bar is arranged at one side of the upper round lug, and a limit bolt hole position for installing a steering limit adjusting bolt is further arranged on the airbag strut assembly main body close to the lower round lug.
4. An integral air bag strut assembly according to claim 3 wherein the inner bores of said upper and lower lugs are provided with roller bearings for cooperation with the respective swing arms.
5. An axle system of independent suspension, comprising an integral air bag strut assembly as claimed in claim 1, a kingpin axle, a thrust bearing and a knuckle assembly, said knuckle assembly comprising a monad 3c and a monad 3d, wherein said monad 3c and said monad 3d are respectively contained in an upper fist end and a lower fist end of the air bag strut assembly, the thrust bearing for bearing the axial load of the kingpin is disposed between the monad 3c of the knuckle assembly and the upper fist end of the air bag strut assembly, said upper fist end, said lower fist end, said monad 3c and said monad 3d are all provided with kingpin axle holes, said kingpin axle passes through the kingpin axle holes in turn on the upper fist end, the lower fist end, the monad 3c and the monad 3d and is rotatably fitted with the knuckle assembly through the needle bearing, a hub brake disc assembly, a brake disc assembly is mounted on said knuckle assembly, the hub brake disc assembly is used for connecting an automobile tire.
6. The axle system of claim 5, wherein the kingpin shaft includes a recess configured to mate with a wedge lock pin extending through a wedge lock pin hole in the airbag strut assembly to fixedly attach the kingpin shaft to the airbag strut assembly.
7. The independently suspended axle system of claim 5, further comprising an upper swing arm assembly and a lower swing arm assembly that are independent of each other, the upper swing arm assembly and the lower swing arm assembly being coupled to the upper lug and the lower lug, respectively, of the air bag strut assembly.
8. The independently suspended axle system of claim 7, further comprising a shock absorber assembly, a lower pivot point of the shock absorber assembly being mounted on the lower swing arm assembly.
9. The independently suspended axle system of claim 5, further comprising a stabilizer bar boom having a ball stud taper pin mounted to an upper taper pin mount of the air bag strut assembly.
10. The independently suspended axle system of claim 5, further comprising an air spring mounted to a seat of the air bag strut assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922013033.0U CN211641738U (en) | 2019-11-20 | 2019-11-20 | Integral type air bag pillar assembly and independent suspension axle system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922013033.0U CN211641738U (en) | 2019-11-20 | 2019-11-20 | Integral type air bag pillar assembly and independent suspension axle system |
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| Publication Number | Publication Date |
|---|---|
| CN211641738U true CN211641738U (en) | 2020-10-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922013033.0U Active CN211641738U (en) | 2019-11-20 | 2019-11-20 | Integral type air bag pillar assembly and independent suspension axle system |
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| CN (1) | CN211641738U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113635722A (en) * | 2021-08-16 | 2021-11-12 | 西南交通大学 | Semi-active suspension system suitable for in-wheel motor driven virtual rail train |
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2019
- 2019-11-20 CN CN201922013033.0U patent/CN211641738U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113635722A (en) * | 2021-08-16 | 2021-11-12 | 西南交通大学 | Semi-active suspension system suitable for in-wheel motor driven virtual rail train |
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