CN201941536U - Chassis hinge system of articulated vehicle - Google Patents

Chassis hinge system of articulated vehicle Download PDF

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Publication number
CN201941536U
CN201941536U CN 201020555434 CN201020555434U CN201941536U CN 201941536 U CN201941536 U CN 201941536U CN 201020555434 CN201020555434 CN 201020555434 CN 201020555434 U CN201020555434 U CN 201020555434U CN 201941536 U CN201941536 U CN 201941536U
Authority
CN
China
Prior art keywords
ring
inserts
articulator
groove
chassis articulated
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN 201020555434
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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
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by JOINTECH (SUZHOU) VEHICLE SYSTEM CO Ltd filed Critical JOINTECH (SUZHOU) VEHICLE SYSTEM CO Ltd
Priority to CN 201020555434 priority Critical patent/CN201941536U/en
Priority claimed from PCT/CN2010/080488 external-priority patent/WO2011143917A1/en
Application granted granted Critical
Publication of CN201941536U publication Critical patent/CN201941536U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model relates to a chassis hinge system of an articulated vehicle, belonging to the field of vehicle chassis hinge technology. The system includes a front frame, a rear frame and a rotary table bearing, the rotary table bearing comprises an external ring and an internal ring, a steel ball raceway is arranged between the external ring and the internal ring, a plurality of steel balls are arranged in the steel ball raceway, the internal ring and the external ring is capable of rotating with respect to each other via the plurality of steel balls, a first groove is arranged in the circumferential direction of the inner wall of the external ring, and an insert part is arranged in the first groove, and the steel ball raceway is composed of a second groove in the circumferential direction of the outer wall of the internal ring and the insert part. The chassis hinge system provided has the advantages of novel design, simple and compact structure, high reliability, light weight, simple processing and long service lifetime.

Description

Articulator chassis articulated system
Technical field
The utility model relates to vehicle chassis hinge technologies field, relates in particular to a kind of articulator chassis articulated system.
Background technology
Along with developing rapidly of China auto manufacturing, various vehicle manufacture are also being advanced by leaps and bounds, and characteristics such as articulated bus is big with its passenger capacity, factor of utilization height big and medium-sized cities at home obtain promoting gradually.Articulated bus generally by the compartment, front and back and before and after connecting the chassis articulated system in compartment etc. form, the chassis articulated system comprises turntable bearing, side arm, after-frame and damping system etc., wherein turntable bearing comprises outer ring and inner ring, a kind of chassis articulated system of large-sized articulated coach is disclosed as Chinese patent CN201086609, its side arm is captiveed joint with the turntable bearing outer ring by crossbeam, after-frame is captiveed joint with the inner ring of turntable bearing, though realized preferable being rotationally connected, but structure is complicated, owing to be subjected to the restriction of structure, screw only regional area is arranged, is provided with even inadequately simultaneously, twisting resistance is poor, and reliability is not high.
The applicant has researched and developed a kind of turntable bearing outer ring and the integrated articulated system of side arm for this reason, the application number of submitting in the recent period as the applicant is that " 201020198624.6 ", name are called the patent application of " articulator chassis articulated system ", its outer ring and side arm fuse, but because rigidity requirement, integral body has adopted the bearing steel plate to carry out excision forming, then hardness is carried out at the raceway position and handle, weight is bigger like this, and processed complex.
The utility model content
The purpose of this utility model is to have overcome above-mentioned shortcoming of the prior art, and a kind of simple and practical articulator chassis articulated system is provided, and the utility model design is ingenious, simple and compact for structure, the reliability height, weight is lighter, and processing is simple, can effectively prolong its service life.
To achieve these goals, the utility model provides a kind of articulator chassis articulated system, comprise side arm, after-frame and turntable bearing, described turntable bearing comprises outer ring and inner ring, be provided with the steel ball raceway between described outer ring and the described inner ring, be provided with some steel balls in the described steel ball raceway, described inner ring and outer ring can relatively rotate by described some steel balls, described outer ring inwall circumferencial direction is provided with first groove, be provided with inserts in described first groove, described steel ball raceway is made of second groove and the described inserts on the ring outer wall circumferencial direction in described.
Preferably, described inserts is the opening cyclic structure, described inserts outside wall surface is set to fillet structure, described inserts and the described first groove interference fit, fillet structure can effectively prevent its scrobicular ring stress concentration of taking a seat, utilize slotted ring self tension force to make closely no gap of itself and described outer ring (foundry goods) applying, good reliability increases the service life.
More preferably, described inserts is the diagonal cut joint cyclic structure, is convenient to install.
Preferably, described inserts outside wall surface is trapezium structure or triangular structure or ellipsoidal structure or semicircular structure or knob-shaped structure, or other has neutrality, and can actv. and first groove realize interference fit, and can overcome the rule or the irregular structure of Casting Parts undercapacity; Described inserts inwall is an arcuate structure, and described inserts is by outside wall surface and the described first groove interference fit, and this structure is good to neutrality, can actv. and first groove realize interference fit, and be easy to assembling.
Preferably, described inserts by anti abrasive material or after bakingout process the abrasion resistant material make, wherein said inserts is made for good by bearing steel.
More preferably, described turntable bearing outer ring and described side arm are made one, and be simple and compact for structure.
Preferably, described side arm also comprises extension and ball pivot mount pad, and described ball pivot mount pad is wholely set the front portion at described side arm extension.
Preferably, described after-frame comprises connecting portion, following connecting portion and back connecting portion, and described going up on connecting portion and the following connecting portion respectively is provided with several screws, and described turntable bearing is arranged on described going up between connecting portion and the following connecting portion.
The utlity model has following beneficial effect: 1, simple and compact for structure; 2, the reliability height, practical, long service life; 3, turntable bearing outer ring and side arm one constitute, and have increased the intensity and the resistance to torsion of side arm.
Description of drawings:
Side arm structural perspective in the articulated system of Fig. 1 the utility model articulator chassis.
Fig. 2 is the front view of Fig. 1.
Fig. 3 is the part sectional view of Fig. 1.
Fig. 4 is an A-A direction cutaway view among Fig. 2.
Fig. 5 is the block diagram of inserts in the utility model.
Fig. 6 is Fig. 4 partial enlarged drawing.
Fig. 7 is other specific embodiment figure of insert structure in the utility model.
Fig. 8 is the block diagram of after-frame in the utility model.
Fig. 9 is the utility model chassis articulated system assembly front view.
The specific embodiment:
In order more to be expressly understood technology contents of the present utility model, describe in detail especially exemplified by following examples.
As Fig. 1-shown in Figure 9, the utility model relates to a kind of articulator chassis articulated system, comprises side arm 1, after-frame 2 and turntable bearing 3, and described turntable bearing 3 comprises outer ring 4 and inner ring 5, and outer ring 4 is arranged on the outside of inner ring 5, and is provided with one heart; Turntable bearing inner ring 5 is captiveed joint with the after-frame 2 in the described articulated system by screw, and described turntable bearing outer ring 4 fuses compact conformation, good reliability with described side arm 1.
Shown in Fig. 1-7, be provided with steel ball raceway 6 between described outer ring 4 and the described inner ring 5, be provided with some steel balls 7 in the described steel ball raceway 6, described inner ring 2 and outer ring 3 can relatively rotate by described some steel balls 7, described outer ring inwall 8 circumferencial directions are provided with first groove 9, are provided with inserts 10 in described first groove 9, correspondingly, form second groove 35 on inner ring 5 outer walls 34 circumferencial directions, described steel ball raceway 6 is made of second groove 35 and described inserts 10; Articulator has been realized freely turning to by the rotation of turntable bearing.
As shown in Figure 5, described inserts 10 is the slotted ring structure, and described inserts outer wall adopts fillet to handle, fillet structure effectively prevents stress concentration, and utilize slotted ring self tension force to make closely no gap of itself and foundry goods (turntable bearing outer ring) applying, good reliability increases the service life.
Described inserts 10 internal faces 11 cooperate described some steel balls 7 to be set to the globoidal structure of indent, described inserts 10 outside wall surface 12 are that trapezium structure is (as Fig. 4, shown in Figure 6) or ellipsoidal structure (shown in Fig. 7 a) or knob-shaped structure (shown in Fig. 7 b) or semicircular structure (shown in Fig. 7 c) or triangular structure (shown in Fig. 7 d), or other has neutrality, and can actv. and first groove realize interference fit, and can overcome the rule or the irregular structure of Casting Parts undercapacity, to having the outside wall surface of fillet structure, carrying out fillet and handle, is the inserts of triangular structure as outside wall surface shown in Fig. 7 d; Described inserts is by outside wall surface 12 and the described first groove interference fit, and this structure is good to neutrality, can actv. and first groove realize interference fit, and be easy to assembling, described first groove 9 is set to corresponding fit structure.
Preferably, described inserts 10 by anti abrasive material or after bakingout process the abrasion resistant material make, be made for bearing steel good, long service life.
Preferably, described outer ring 4 fuses with described side arm 1, and is simple and compact for structure.
Fig. 3-Fig. 6 is the utility model preferred embodiment accompanying drawing, and described inserts 10 is set to the diagonal cut joint ring structure, is convenient to install; Described inserts 10 outside wall surface 12 are set to trapezium structure, and described inserts 10 internal faces 11 cooperate described some steel balls 7 to be set to the hemisphere face structure.
Shown in Fig. 1-9, side arm 1 described in the articulated system of the present utility model also comprises symmetrically arranged two extensions 36 and two ball pivot mount pads 13, described two extensions 36 are set to " V " shape structure, described two ball pivot mount pads 13 are symmetricly set on the front portion of described two extensions 36, described side arm 1 is connected with front cross rail 16 by the ball pivot on the extension 14, ball pivot mount pad 13 and ball pivot permanent seat 15, ball pivot connects and can prevent that the vehicle string that is in operation is moving, and coupling stiffness is strong.
As Fig. 1, Fig. 2, Fig. 7 and shown in Figure 8, described after-frame 2 comprises connecting portion 19, following connecting portion 20 and back connecting portion 21, described back connecting portion 21 is arranged on described going up between connecting portion 19 and the following connecting portion 20, described turntable bearing 3 is arranged on described going up between connecting portion 19 and the following connecting portion 20, the described connecting portion 19 of going up is provided with some screws 24 with following connecting portion 20 correspondences, correspondingly, also evenly at interval some holes 25 are set on the described turntable bearing inner ring 5, described after-frame is captiveed joint with described turntable bearing inner ring by bolt.
In the utility model specific embodiment, articulator chassis articulated system also comprises the damping buffering device 22 that is symmetrical set, the piston rod 23 of described damping buffering device is captiveed joint with described side arm 1, and the cylinder ends of described damping buffering device is captiveed joint with the after cross member 31 on the described rear connecting frame 28; When turning in the vehicle ' process, front compartment and front cross rail 16 drive side arm 1 and rotate, and damping buffering device 22 provides and turns to damping, and damping buffering device 22 is for the excessive damping buffering effect that provides of Vehicular turn angle is provided.
To sum up, the utility model articulator is ingenious, simple and compact for structure with the design of chassis articulated system, and processing is simple, and weight is lighter, long service life, and resistance to torsion is strong, and the reliability height is practical.
In this specification sheets, the utility model is described with reference to its certain embodiments, still, still can make various modifications and conversion obviously and does not deviate from spirit and scope of the present utility model, as change structure of first groove and inserts etc.Therefore, specification sheets and accompanying drawing are regarded in an illustrative, rather than a restrictive.

Claims (10)

1. articulator chassis articulated system, comprise side arm, after-frame and turntable bearing, described turntable bearing comprises outer ring and inner ring, be provided with the steel ball raceway between described outer ring and the described inner ring, be provided with some steel balls in the described steel ball raceway, described inner ring and outer ring can relatively rotate by described some steel balls, it is characterized in that: described outer ring inwall circumferencial direction is provided with first groove, be provided with inserts in described first groove, described steel ball raceway is made of second groove and the described inserts on the ring outer wall circumferencial direction in described.
2. articulator according to claim 1 chassis articulated system is characterized in that: described inserts is the opening cyclic structure, and described inserts outer wall is set to fillet structure, described inserts and the described first groove interference fit.
3. articulator according to claim 2 chassis articulated system is characterized in that: described inserts is the diagonal cut joint cyclic structure.
4. according to claim 2 or the described articulator of claim 3 chassis articulated system, it is characterized in that: described inserts outside wall surface is trapezium structure or triangular structure or ellipsoidal structure or semicircular structure, or other has neutrality, and can actv. and first groove realize interference fit, and can overcome the structure of Casting Parts undercapacity.
5. articulator according to claim 4 chassis articulated system is characterized in that: described inserts internal face is the indent arcuate structure, and described inserts is by outer face and the described first groove interference fit.
6. according to claim 1 or 2 or 3 or 5 described articulator chassis articulated systems, it is characterized in that: described inserts by anti abrasive material or after bakingout process the abrasion resistant material make.
7. articulator according to claim 6 chassis articulated system, it is characterized in that: described inserts is made by bearing steel.
8. according to the turntable bearing in claim 1 or 2 or the 5 or 7 described articulator chassis articulated systems, it is characterized in that: described turntable bearing outer ring and described side arm are made one.
9. articulator according to claim 8 chassis articulated system is characterized in that: described side arm also comprises extension and ball pivot mount pad, and described ball pivot mount pad is wholely set the front portion at described side arm extension.
10. articulator according to claim 9 chassis articulated system, it is characterized in that: described after-frame comprises connecting portion, following connecting portion and back connecting portion, described going up on connecting portion and the following connecting portion respectively is provided with several screws, and described turntable bearing is arranged on described going up between connecting portion and the following connecting portion.
CN 201020555434 2010-10-11 2010-10-11 Chassis hinge system of articulated vehicle Expired - Fee Related CN201941536U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201020555434 CN201941536U (en) 2010-10-11 2010-10-11 Chassis hinge system of articulated vehicle

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN 201020555434 CN201941536U (en) 2010-10-11 2010-10-11 Chassis hinge system of articulated vehicle
PCT/CN2010/080488 WO2011143917A1 (en) 2010-05-21 2010-12-30 Chassis articulated system for articulated vehicle

Publications (1)

Publication Number Publication Date
CN201941536U true CN201941536U (en) 2011-08-24

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN 201020555434 Expired - Fee Related CN201941536U (en) 2010-10-11 2010-10-11 Chassis hinge system of articulated vehicle

Country Status (1)

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CN (1) CN201941536U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102180073A (en) * 2010-10-11 2011-09-14 伊卡路斯(苏州)车辆系统有限公司 Chassis articulated system of articulated vehicle
CN103758857A (en) * 2014-01-13 2014-04-30 洛阳理工学院 Shaped turntable bearing for sewage treatment

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102180073A (en) * 2010-10-11 2011-09-14 伊卡路斯(苏州)车辆系统有限公司 Chassis articulated system of articulated vehicle
CN103758857A (en) * 2014-01-13 2014-04-30 洛阳理工学院 Shaped turntable bearing for sewage treatment

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C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20110824

Termination date: 20171011