CN202608892U - Passenger car articulated system - Google Patents

Passenger car articulated system Download PDF

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Publication number
CN202608892U
CN202608892U CN 201220319473 CN201220319473U CN202608892U CN 202608892 U CN202608892 U CN 202608892U CN 201220319473 CN201220319473 CN 201220319473 CN 201220319473 U CN201220319473 U CN 201220319473U CN 202608892 U CN202608892 U CN 202608892U
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CN
China
Prior art keywords
frame
ring
arm
turntable bearing
articulated
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Active
Application number
CN 201220319473
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Chinese (zh)
Inventor
郝庆军
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
JOINTECH (SUZHOU) VEHICLE SYSTEM CO Ltd
Original Assignee
JOINTECH (SUZHOU) VEHICLE SYSTEM CO Ltd
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Priority to CN 201220319473 priority Critical patent/CN202608892U/en
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Publication of CN202608892U publication Critical patent/CN202608892U/en
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Abstract

The utility model discloses a passenger car articulated system which comprises a front frame, a back frame and a turnable bearing. The turnable bearing comprises an outer ring and an inner ring, wherein the outer ring and the inner ring are mutually rotatably connected. The front frame and the back frame are enabled to mutually rotate through the turnable bearing. The back frame comprises a first back frame and a second back frame. The turnable bearing is arranged between the first back frame and the second back frame in a clamping mode. A supporting portion used for supporting the turnable bearing is formed on the front frame. The front frame is fixedly connected with the outer ring of the turnable bearing. The first back frame and the second back frame are fixedly connected with the inner ring of the turnable bearing. A plurality of installation holes fixedly connected with the turnable bearing are formed on the circumference of the supporting portion. The passenger car articulated system is compact in structure, high in connection strength, safe, and reliable; and the split-type structural design of the back frame is reasonable, assembly and maintenance are convenient, and production efficiency is beneficially improved.

Description

The passenger vehicle articulated system
Technical field
The utility model relates to a kind of articulated bus and uses articulated system, relates in particular to a kind of articulated system with high Joint strenght.
Background technology
Expansion along with scale of urbanization; Articulated bus is owing to characteristics such as its passenger capacity is big, compartment area utilization height are at home and abroad applied big and medium-sized cities gradually; Articulated bus generally is made up of the hinged canopy and the chassis articulated system in compartment before and after compartment, front and back, the connection; The chassis articulated system generally is made up of side arm, after-frame and turntable bearing, and forward and backward the rotation through turntable bearing rotated, side arm and front compartment; After-frame is connected with trunk, compartment turning in the process of moving before and after the rotation of front and back frame has realized.
For preventing articulated bus accident in the process of moving, the coupling stiffness of articulated system to be had relatively high expectations, each parts of the articulated system of modular construction not only rigidity are high, and quality is big, how to have realized convenient installation, enhances productivity and become a new difficult problem.
Have again,, how to realize that it also is the technical issues that need to address that articulated system compact conformation, cost rationalize along with car load producer is increasingly high to the demand of articulated system cost performance.
The utility model content
The purpose of the utility model is to overcome the defective of background technology, and a kind of compact conformation is provided, and twisting resistance is strong, and Joint strenght is high, and the passenger vehicle articulated system that has split type back shelf structure efficiently easy to assembly.
For realizing above-mentioned purpose; The utility model proposes following technical scheme: a kind of passenger vehicle articulated system, comprise side arm, after-frame and turntable bearing, and said turntable bearing comprises outer ring and the inner ring that is rotationally connected each other; Said side arm and after-frame are realized rotating each other through said turntable bearing; Said after-frame comprises first after-frame and second after-frame, and said turntable bearing is folded between said first after-frame and second after-frame, is formed with the support portion that is used for the supporting wheel bearing on the said side arm.
Further, said first after-frame is captiveed joint with said turntable bearing inner ring with said second after-frame, and said side arm is captiveed joint with the outer ring of said turntable bearing.
Said first after-frame and second after-frame have first hollow bulb and second hollow bulb respectively; Be respectively arranged with a plurality of first mounting holes and second mounting hole on the outer circumference surface of said first hollow bulb and second hollow bulb, be formed with plural number and said first mounting hole and corresponding the 3rd mounting hole of second mounting hole on the periphery of said turntable bearing inner ring.
Be formed with first step and second step respectively between the inner ring of said turntable bearing and the upper and lower surfaces of outer ring, first hollow bulb of said first after-frame and second after-frame and second hollow bulb join with said first step and second step and cooperate.
Said first after-frame and the second after-frame rear side are symmetrically arranged with a plurality of connecting bores.
Be formed with the 3rd hollow bulb on the said side arm, said support portion is the 3rd step surface that is formed on said the 3rd hollow bulb outer circumference surface, and said turntable bearing is arranged on the 3rd step surface of said support portion.
Said the 3rd step surface along the circumferential direction evenly is provided with a plurality of the 5th mounting holes, and corresponding said the 5th mounting hole is provided with plural number the 4th mounting hole on the outer ring of said turntable bearing.
One is processed in said side arm and said turntable bearing outer ring.
Said passenger vehicle articulated system also comprises back tie-beam, after cross member and front cross rail, and said back tie-beam one end is captiveed joint with said after-frame, and the other end is captiveed joint with said after cross member, and said side arm is captiveed joint with said front cross rail.
Said side arm front end is symmetrically arranged with the ball pivot connecting portion, is provided with ball pivot in the said ball pivot connecting portion, is symmetrically arranged with support on the said front cross rail, and said side arm is connected with said front cross rail with support through said ball pivot.
Compared with prior art, the passenger vehicle articulated system that the utility model discloses with split type back shelf structure, its Joint strenght is high; Safe and reliable, the after-frame split-type structural is reasonable in design, compact conformation; Twisting resistance is strong, and easy for installation, has improved the production and the packaging efficiency of articulated system widely.
Description of drawings
Fig. 1 is the schematic perspective view of the utility model passenger vehicle articulated system;
Fig. 2 is the schematic perspective view of crossbeam before and after the utility model passenger vehicle articulated system is removed;
Fig. 3 is the cutaway view of the utility model passenger vehicle articulated system;
Fig. 4 is the partial enlarged drawing among Fig. 3;
Fig. 5 is the schematic perspective view of the utility model passenger vehicle articulated system first after-frame;
Fig. 6 is the schematic perspective view of the utility model second after-frame;
Fig. 7 is the schematic perspective view of the utility model side arm;
Fig. 8 is the schematic perspective view of the utility model turntable bearing.
The specific embodiment
The accompanying drawing that will combine the utility model below carries out clear, complete description to the technical scheme of the utility model embodiment.
Like Fig. 1~shown in Figure 4; The passenger vehicle articulated system that the utility model first embodiment is disclosed comprises side arm 1, after-frame 2; And the turntable bearing 3 that connects side arm 1 and after-frame 2, said turntable bearing 3 comprises outer ring 31 and inner ring 32, said outer ring 31 is provided with inner ring 32 rotatably with one heart; Be provided with the steel ball raceway 30 (seeing Fig. 3, Fig. 4) that steel ball is installed therebetween; Said side arm 1 is captiveed joint with the outer ring 31 of said turntable bearing 3, and said after-frame 2 is captiveed joint with said inner ring 32, and side arm 1 is realized mutual rotation therebetween with after-frame 2 through captiveing joint with inner ring 32 with the outer ring 31 of turntable bearing respectively.
Specifically; Said after-frame 2 comprises structure roughly first after-frame 4 and second after-frame 5 of symmetry; Said turntable bearing 3 is arranged between said first after-frame 4 and second after-frame 5; The center position of said first after-frame 4 and second after-frame 5 forms first hollow bulb 41 and second hollow bulb 51 of corresponding circle respectively; Be provided with a plurality of first mounting holes 42 on the outer circumference surface of first hollow bulb 41 evenly and at intervals, same, evenly be provided with a plurality of and first mounting hole, 42 corresponding second mounting holes 52 between also on the outer circumference surface of second hollow bulb 51 compartment; The 3rd mounting hole 33 and the 4th mounting hole 34 of respective numbers correspondingly, also are set on the periphery of said turntable bearing inner ring 32 and outer ring 31.
In conjunction with shown in Figure 8; Said turntable bearing inner ring 32 is provided with outer ring 31 with one heart; The thickness of said inner ring 32 exceeds the thickness of outer ring 31, promptly forms first step 35 in inner ring 32 and outer ring symmetrically on 31 the upper and lower surfaces, and steel ball raceway 30 is set between said inner ring and the outer ring; A plurality of steel balls are set in the steel ball raceway 30, and rotate through the rotation of steel ball each other said inner ring and outer ring.
In conjunction with shown in Figure 5; The center of said side arm 1 also is formed with the 3rd circular hollow bulb 11; Be formed for the support portion 12 of supporting wheel bearing 3 on the periphery of the 3rd hollow bulb 11; Specifically, this support portion 12 is for to be formed at the 3rd step surface 13 on the 3rd hollow bulb 11 peripheries, and even compartment of terrain is provided with a plurality of the 5th mounting holes 14 on the periphery of said the 3rd step surface 13.Side arm 1 is fixedly connected on the 4th mounting hole 34 on turntable bearing 3 outer rings 21 through the 5th mounting hole 14 on the support portion 12; Make side arm 1 be able to captive joint, and be formed on the support portion 12 of side arm 1 inboard, therefore owing to the 5th mounting hole 34 with the outer ring 31 of turntable bearing 3; Vehicle is when turning or stretch; Powerful tractive force can not act on fastener such as screw or the bolt fully, also can act on the support portion on the side arm, improves Joint strenght and twisting resistance.
Specifically; Turntable bearing inner ring 32 passes the 3rd hollow bulb that said side arm 1 forms; The first step 35 that turntable bearing outer ring and inner ring form is installed with the 3rd step surface cooperation on the side arm; First mounting hole 42 on the said after-frame, second mounting hole 52 are corresponding one by one with the 3rd mounting hole 33 on the turntable bearing inner ring, through the fastener captive joint, realize captiveing joint of after-frame and inner ring; The 4th mounting hole 34 on the said turntable bearing outer ring is corresponding one by one with the 5th mounting hole 14 on the said side arm, and through the fastener captive joint, realizes captiveing joint of side arm and outer ring; When after-frame was installed, first after-frame 4 and second after-frame 5 can be installed separately, and promptly first after-frame 4 and second after-frame 5 assemble with turntable bearing 3 respectively earlier, and this fit is more convenient, quick, and fastener evenly is arranged at intervals with and is beneficial to the raising Joint strenght.
In addition; The rearward end of said first after-frame 4 and second after-frame 5 is provided with installation portion 43,53 symmetrically, and the upper surface of the lower surface of the said first after-frame installation portion 43 and the second after-frame installation portion 53 is oppositely arranged, and said first after-frame installation portion 43 and the second after-frame installation portion, 53 places are provided with a plurality of connecting bores 44,54; These connecting bores 44,54 are used for fixing and connect first after-frame 4 and second after-frame 5; Or rear end that connects first after-frame 4 and second after-frame 5 and back tie-beam 6, said first after-frame 4 is connected with said after cross member 7 through back tie-beam 6 with second after-frame 5, in the native system; Because the back tie-beam is a weldment; Less, the compact conformation of the base portion of whole articulated system (side arm and after-frame) size, supply of material convenient transportation has also improved production efficiency.
The front end of side arm 1 and front cross rail 8 are fixedly connected; Front cross rail 8 is fixedly connected with preceding tie-beam 82 again, and side arm 1 front end is symmetrically arranged with ball pivot permanent seat 15, in the said ball pivot permanent seat 15 ball pivot 16 is set; Be symmetrically arranged with two swivel coupling supports 81 on the said front cross rail 8; Ball pivots 16 in the side arm 1 ball pivot permanent seat 15 are captiveed joint with the ball pivot support 81 on the said front cross rail 8 through bolt, and wherein said ball pivot 16 is provided with the elastic element of a plurality of cushion holes in being, buffering effect is good.
More preferably; The passenger vehicle articulated system of the split type back of the utility model shelf structure also comprises the hydraulic actuating cylinder 9 (seeing that Fig. 1 shows) that is symmetrical set; Two hydraulic actuating cylinders 9 connect said side arm 1 and after cross member 7 respectively, and turning for articulator provides hydraulic damping, and the passenger vehicle articulated system of the split type back of the utility model shelf structure is applicable to the hydraulic actuating cylinder and the electric-control system of different control principles; The universalization degree is higher, can satisfy different requirements of customers.
In second embodiment of the utility model, side arm and turntable bearing outer ring are made into integration, identical among other structures and first embodiment, and this structure also can improve Joint strenght.
Technology contents of the utility model and technical characterictic have disclosed as above; Yet those of ordinary skill in the art still maybe be based on the teaching of the utility model and announcements and are done all replacement and modifications that does not deviate from the utility model spirit; Therefore; The utility model protection domain should be not limited to the content that embodiment discloses, and should comprise various replacement and the modifications that do not deviate from the utility model, and is contained by the present patent application claim.

Claims (10)

1. passenger vehicle articulated system; Comprise side arm, after-frame and turntable bearing; Said turntable bearing comprises outer ring and the inner ring that is rotationally connected each other, and said side arm and after-frame are realized rotating each other through said turntable bearing, and it is characterized in that: said after-frame comprises first after-frame and second after-frame; Said turntable bearing is folded between said first after-frame and second after-frame, is formed with the support portion that is used for the supporting wheel bearing on the said side arm.
2. passenger vehicle articulated system according to claim 1 is characterized in that: said first after-frame is captiveed joint with said turntable bearing inner ring with said second after-frame, and said side arm is captiveed joint with the outer ring of said turntable bearing.
3. passenger vehicle articulated system according to claim 1; It is characterized in that: said first after-frame and second after-frame have first hollow bulb and second hollow bulb respectively; Be respectively arranged with a plurality of first mounting holes and second mounting hole on the outer circumference surface of said first hollow bulb and second hollow bulb, be formed with plural number and said first mounting hole and corresponding the 3rd mounting hole of second mounting hole on the periphery of said turntable bearing inner ring.
4. passenger vehicle articulated system according to claim 3; It is characterized in that: be formed with first step and second step respectively between the inner ring of said turntable bearing and the upper and lower surfaces of outer ring, first hollow bulb of said first after-frame and second after-frame and second hollow bulb join with said first step and second step and cooperate.
5. passenger vehicle articulated system according to claim 1 is characterized in that: said first after-frame and the second after-frame rear side are symmetrically arranged with a plurality of connecting bores.
6. passenger vehicle articulated system according to claim 1; It is characterized in that: be formed with the 3rd hollow bulb on the said side arm; Said support portion is the 3rd step surface that is formed on said the 3rd hollow bulb outer circumference surface, and said turntable bearing is arranged on the 3rd step surface of said support portion.
7. passenger vehicle articulated system according to claim 6 is characterized in that: said the 3rd step surface along the circumferential direction evenly is provided with a plurality of the 5th mounting holes, and corresponding said the 5th mounting hole is provided with plural number the 4th mounting hole on the outer ring of said turntable bearing.
8. according to any described passenger vehicle articulated system of claim 1 to 7, it is characterized in that: one is processed in said side arm and said turntable bearing outer ring.
9. passenger vehicle articulated system according to claim 1; It is characterized in that: said passenger vehicle articulated system also comprises back tie-beam, after cross member and front cross rail; Said back tie-beam one end is captiveed joint with said after-frame; The other end is captiveed joint with said after cross member, and said side arm is captiveed joint with said front cross rail.
10. passenger vehicle articulated system according to claim 1; It is characterized in that: said side arm front end is symmetrically arranged with the ball pivot connecting portion; Be provided with ball pivot in the said ball pivot connecting portion, be symmetrically arranged with support on the said front cross rail, said side arm is connected with said front cross rail with support through said ball pivot.
CN 201220319473 2012-07-04 2012-07-04 Passenger car articulated system Active CN202608892U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201220319473 CN202608892U (en) 2012-07-04 2012-07-04 Passenger car articulated system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201220319473 CN202608892U (en) 2012-07-04 2012-07-04 Passenger car articulated system

Publications (1)

Publication Number Publication Date
CN202608892U true CN202608892U (en) 2012-12-19

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Application Number Title Priority Date Filing Date
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Country Link
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103171387A (en) * 2012-07-04 2013-06-26 伊卡路斯(苏州)车辆系统有限公司 Passenger car articulated system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103171387A (en) * 2012-07-04 2013-06-26 伊卡路斯(苏州)车辆系统有限公司 Passenger car articulated system

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