CN104925079A - Supporting spherical hinge preventing horizontal moving of torsion bar and supporting spherical hinge device comprising same - Google Patents
Supporting spherical hinge preventing horizontal moving of torsion bar and supporting spherical hinge device comprising same Download PDFInfo
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- CN104925079A CN104925079A CN201510382470.3A CN201510382470A CN104925079A CN 104925079 A CN104925079 A CN 104925079A CN 201510382470 A CN201510382470 A CN 201510382470A CN 104925079 A CN104925079 A CN 104925079A
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- torsion bar
- groove
- rubber coating
- lid
- horizontal looseness
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61F—RAIL VEHICLE SUSPENSIONS, e.g. UNDERFRAMES, BOGIES OR ARRANGEMENTS OF WHEEL AXLES; RAIL VEHICLES FOR USE ON TRACKS OF DIFFERENT WIDTH; PREVENTING DERAILING OF RAIL VEHICLES; WHEEL GUARDS, OBSTRUCTION REMOVERS OR THE LIKE FOR RAIL VEHICLES
- B61F5/00—Constructional details of bogies; Connections between bogies and vehicle underframes; Arrangements or devices for adjusting or allowing self-adjustment of wheel axles or bogies when rounding curves
- B61F5/02—Arrangements permitting limited transverse relative movements between vehicle underframe or bolster and bogie; Connections between underframes and bogies
- B61F5/22—Guiding of the vehicle underframes with respect to the bogies
- B61F5/24—Means for damping or minimising the canting, skewing, pitching, or plunging movements of the underframes
Abstract
The invention discloses a supporting spherical hinge preventing horizontal moving of a torsion bar and a supporting spherical hinge device comprising the same. The supporting spherical hinge preventing horizontal moving of the torsion bar comprises an upper half cover, a lower half cover and a rubber sleeve arranged between the upper half cover and the lower half cover. The torsion bar penetrates through the rubber sleeve. A rotation arm is arranged at one end of the torsion bar. Connection bolts sequentially penetrate through the lower half cover and the upper half cover through and then are screwed into a car body frame. Grooves are formed in the inner circumferential surface of the rubber sleeve. The outer circumferential surface of the torsion bar is in contact with the grooves in the inner circumferential surface of the rubber sleeve. The supporting spherical hinge preventing horizontal moving of the torsion bar is obtained by improving an existing structure, and no extra component is needed; the purpose of preventing horizontal moving of the torsion bar can be achieved, manufacturing cost is lowered, and installation is facilitated.
Description
Technical field
The present invention relates to a kind of anti-side rolling torsion rod and support ball pivot and fulcrum ball hinge device thereof, particularly relate to the anti-horizontal looseness of a kind of torsion bar and support ball pivot and fulcrum ball hinge device thereof.
Background technology
Along with the development of national economy, rapidly, rail traffic vehicles is when designing, and its safety becomes an important research direction in the track traffic development such as the railway of current China, subway and light rail.As shown in Figure 1, the vibration of vehicle mainly contains the degree of freedom of six direction: the bouncing of the stretching vibration of X-direction, the yaw vibration of Y-direction, Z-direction, the pitching around Y-axis, the yawing around Z axis, rolling around X-axis.Current rail traffic vehicles bogie truck is two-stage and hangs, and anti-rolling torsion bar system sidewinders rigidity for regulating vehicle, controls vehicle rolling, to ensure the safe operation of vehicle.
Fig. 1 is the mechanism kinematic figure of anti-rolling torsion bar system, and in figure, M is car body, and E, F are torsion bar supporting base composition, and be installed on framework, A, B, C, D are rubber bushing or metal joint bearing, can rotate in three directions.As seen from the figure, if do not consider the supporting base composition much smaller relative to system stiffness and the impact of rubber arthrosis, when car body is relative to bogie truck generation bouncing, two connecting rods are simultaneously toward a direction motion, whole device rotates around support ball pivot simultaneously, torsion bar is holding capacity or moment of torsion not, therefore does not affect the bouncing of car body, does not provide any additional power or moment of torsion equally equally to the several motion of other except sidewindering.And occur between car body and framework around X-axis relatively rotate namely sidewinder time, left linkages is up-and-down movement in the opposite direction, by reverse arm (FD in figure, EC) torsion bar is made to twist distortion, torsion bar produces antitorque counter torque due to torsional elasticity, this counter torque acts on and vertical connecting rod shows as the contrary vertical force in a pair equal and opposite in direction direction, and this acts on car body just defines to vertical force and sidewinders the contrary anti-roll moment in direction with car body, prevention car body is sidewindered the increase of angle by the effect of anti-roll moment relative to bogie truck, thus suppress sidewindering of vehicle, improve the lateral stability of vehicle.
As shown in Figure 2, the rubber coating 4 that a kind of existing anti-side rolling torsion rod bracing or strutting arrangement comprises torsion bar 1, first lid 2, second lid 3 and is arranged between first lid 2 and second lid 3, torsion bar 1 is through rubber coating 4, one end of torsion bar 1 is provided with pivoted arm 5, is screwed in body frame through second lid 3 and first lid 2 successively by tie bolt 6 thus by torsion bar support and connection on body frame.
But in the working process of reality, there is play (transversely namely refer to after anti-rolling torsion bar system installs, along the axis of torsion bar, be namely expressed as Y-direction in FIG) transversely in torsion bar sometimes.
Authorization Notice No. is CN103072592A, and Shen Qing Publication day is that the horizontal looseness describing this torsion bar in the Chinese invention patent on May 1st, 2013 will bring following harm:
1. torsion bar shaft play will make torsion bar mechanism for preventing side rolling of train carriage depart from its initial designs installation site, and as while Vehicular yaw, composite car body sidewinders motion, will sharply increase the load of torsion bar shaft and other torsion bar mechanism for preventing side rolling of train carriage parts;
2. torsion bar shaft generation play, after weaving is replied, usually can not reset in time, namely make torsion bar mechanism for preventing side rolling of train carriage Composition deviation initial makeup location, and during subsequent vehicle motion in any direction, the load of torsion bar mechanism for preventing side rolling of train carriage part all will sharply increase;
3. the play repeatedly of torsion bar shaft, supports ball pivot by making the stratiform of torsion bar shaft and supporting seat assembly and occurs frequently to rub, and weares and teares and will the stratiform of supporting seat assembly be made to support ball pivot premature failure;
Above-mentioned patent documentation describes the existing several structure and its weak point that prevent torsion bar horizontal looseness simultaneously, therefore, above-mentionedly patent document discloses a kind of Anti-moving fixed sturcture be arranged in rail traffic vehicles torsion bar shaft, this fixed sturcture is split-type structural, comprise: first component and second component, this first component and second component are interconnected to form the yoke configurations of ring-type by the structure that is connected, and this anti-shifting structure can prevent anti-side rolling torsion rod axis from the horizontal looseness of relative support holder assembly occurring when Vehicular yaw.
In addition, application publication number is CN103241257A, Shen Qing Publication day is that the Chinese invention patent on August 14th, 2013 discloses a kind of novel track vehicle anti-side rolling torsion rod transverse elasticity localization method, first offers a groove respectively at the assembling end of described supporting base and reverse arm; Then between supporting base and reverse arm, arrange an elastic thrust pad, described elastic thrust pad two ends are stuck in the groove on described supporting base and reverse arm, carry out transverse elasticity location; Described elastic thrust pad two ends use bolt or pin to be fixed on described supporting base and reverse arm respectively simultaneously, realize circumference location while realizing transverse elasticity location, ensure not produce circumferential movement when reversing and shear.
But the Anti-moving fixed sturcture recorded in above-mentioned two sections of patent documentations or transverse elasticity localization method all still need other design and installation limiting component, if doing so, one is improve manufacturing cost, and two is that install neither be very convenient.
To sum up, how to design a kind of bracing or strutting arrangement of torsion bar, make it improve in existing structure, do not need additionally to increase parts, can reach the object preventing torsion bar horizontal looseness, again reduce manufacturing cost, being also convenient to install is the technical matters being badly in need of solving.
Summary of the invention
Technical matters to be solved by this invention is the defect for existing in prior art, the anti-horizontal looseness of a kind of torsion bar is provided to support ball pivot and fulcrum ball hinge device thereof, it improves in existing structure, do not need additionally to increase parts, it can reach the object preventing torsion bar horizontal looseness, again reduce manufacturing cost, be also convenient to install.
For solving the problems of the technologies described above, the technical solution used in the present invention is: the anti-horizontal looseness of a kind of torsion bar supports ball pivot, the rubber coating comprising first lid, second lid and be arranged between first lid and second lid, torsion bar is through rubber coating, one end of torsion bar is provided with pivoted arm, be screwed in body frame through second lid and first lid successively by tie bolt, the inner peripheral surface of described rubber coating has groove, and the outer circumference surface of described torsion bar contacts with the groove on the inner peripheral surface of rubber coating.
Preferably, the quantity of described groove is set to one or more.
Preferably, described in every bar, groove is set to succeeding vat or discontinuous slit.
Preferably, groove described in every bar be circumferentially arranged on rubber coating inner peripheral surface on and every bar groove encloses on inner peripheral surface that the plane of formation and groove described in the axes normal of torsion bar or every bar be circumferentially arranged on rubber coating and often the axis of the bar groove plane and torsion bar that enclose formation tilts crossing.
Preferably, the cross-sectional plane of described groove is trapezoidal, rectangle, triangle or semicircle.
Preferably, described groove is set to a spiral succeeding vat or discontinuous slit.
Preferably, the outer circumference surface of described torsion bar is also provided with the lug boss with described groove match, the lug boss on the outer circumference surface of described torsion bar snaps in the groove on the inner peripheral surface of rubber coating.
Preferably, described groove is set to a spiral succeeding vat or discontinuous slit, and the lug boss matched with it is also set to a spiral sequential like lug boss or a spiral interrupted shape lug boss.
Preferably, described rubber coating two side ends and all leave spacing between upper cover and the two side ends of lower cover.
The present invention also discloses a kind of fulcrum ball hinge device, comprise and support ball pivot according to the anti-horizontal looseness of torsion bar as above, described fulcrum ball hinge device also comprises first supporting seat and second supporting seat, first supporting seat described is fixed on body frame, fulcrum ball hinge is arranged on described between first supporting seat and second supporting seat, be screwed in first supporting seat through second supporting seat, second lid and first lid successively by tie bolt, thus fulcrum ball hinge device is fastened on body frame.
Beneficial effect of the present invention is: the present invention by arranging the torsional stiffness that groove reduces rubber coating on the inner peripheral surface of rubber coating, when making rolling occurs, rubber coating can reverse always together with torsion bar, can not produce loose from state between rubber coating and torsion bar, thus avoid torsion bar generation horizontal looseness; To be matched with the outer circumference surface of torsion bar the cross spacing structure defined torsion bar by the notch of groove arranged, the play of torsion bar transverse direction can be limited further, the present invention improves in existing structure, do not need additionally to increase parts, it can reach the object preventing torsion bar horizontal looseness, again reduce manufacturing cost, be also convenient to install; In addition, groove is set and has interrupted the continuity of rubber bodies, reduce stress concentration phenomenon when colloid is out of shape by compression-expansion, improve the service life of rubber coating.The state leaving spacing will be all set between the two side ends of rubber coating and the two side ends that first covers and second covers, when can prevent rubber coating dilatational strain, two ends bloat the outside of first lid and second lid, the position that bloats avoiding rubber coating rubs mutually with other accessories, further increases the service life of rubber coating.The present invention in fulcrum ball hinge device by setting up first supporting seat and second supporting seat, can stable by torsion bar support and connection on body frame, thus the horizontal looseness of torsion bar can better be prevented and to make torsion bar install so more convenient, improve the installation effectiveness of anti-side rolling torsion rod.By arranging lug boss on the outer circumference surface of torsion bar, the fit depressions on the lug boss on torsion bar outer circumference surface and rubber bodies inner peripheral surface is utilized to define cross spacing structure to torsion bar, add the located lateral rigidity of torsion bar, the play of torsion bar transverse direction can be limited further.
Accompanying drawing explanation
Fig. 1 is existing vehicle two-stage suspended structure and motion schematic diagram thereof;
Fig. 2 is the perspective view of existing anti-side rolling torsion rod bracing or strutting arrangement;
Fig. 3 is the main TV structure schematic diagram supporting ball pivot in the embodiment of the present invention 1;
Fig. 4 is the plan structure schematic diagram of second lid in the embodiment of the present invention 1;
Fig. 5 is the sectional structure schematic diagram along G-G line in Fig. 3;
Fig. 6 is the perspective view of fulcrum ball hinge device in the embodiment of the present invention 1;
Fig. 7 is the plan structure schematic diagram of second lid in the embodiment of the present invention 2;
Fig. 8 is the plan structure schematic diagram of second lid in the embodiment of the present invention 3;
Fig. 9 is the plan structure schematic diagram of second lid in the embodiment of the present invention 4;
Figure 10 is the plan structure schematic diagram of second lid in the embodiment of the present invention 5;
Figure 11 is the sectional perspective structural representation of torsion bar in the embodiment of the present invention 7;
In figure: 1. torsion bar, 2. first lid, 3. second lid, 4. rubber coating, 5. pivoted arm, 6. tie bolt, 7. groove, 8. first supporting seat, 9. second supporting seat, 10. body frame, 11. lug bosses.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, elaboration detailed is further done to technical scheme of the present invention.
Anti-side rolling torsion rod generation horizontal looseness is known in the field, therefore, in the prior art, people make improvements to prevent torsion bar horizontal looseness by various scheme, as several frequently seen improvement project described in first section of patent documentation quoting herein.But why can there is not horizontal looseness to do to carry out research deep further in people to torsion bar.
The applicant of present patent application is by carrying out large quantitative analysis and research discovery to the existing anti-side rolling torsion rod of the one described in background technology bracing or strutting arrangement (as shown in Figure 2), in the anti-side rolling torsion rod bracing or strutting arrangement of this structure, after torsion bar installs, rubber coating is in a kind of its pre-compressed state, thus provide certain precompressed compression to torsion bar.When not there is rolling in vehicle, be the equal of linked together by interference fit between rubber coating and torsion bar, when vehicle generation rolling, rubber coating can produce static friction force to the precompressed compression of torsion bar, when the windup-degree of torsion bar are less, rubber coating and torsion bar can together with reverse, but, when being torqued into certain angle, relative sliding can be there is between rubber coating and torsion bar, thus make to be between rubber coating and torsion bar a pine from state, in this case, the side friction resistance of rubber coating to torsion bar can significantly reduce, if now torsion bar is subject to the effect of the axial force of certain certain load, then horizontal looseness can be there is.Through repeatedly analytical test discovery, producing loose between rubber coating and torsion bar is excessive because of the torsional stiffness of rubber coating from state, after being torqued into certain angle, the rubber coating tangential force reversed needed for respective angles is greater than the friction force between rubber coating and torsion bar, relative sliding is there is between rubber coating and torsion bar, thus create loose from state, cause torsion bar easily horizontal looseness to occur.
The second section of patent documentation quoted herein is (the summary of the invention part see this patent documentation) of setting forth torsion bar generation horizontal looseness reason from the structure design aspect of anti-side rolling torsion rod, and present patent application has researched and analysed the reason of torsion bar generation horizontal looseness, and then proposition solution.
Embodiment 1: as shown in Figures 3 to 6, the anti-horizontal looseness of a kind of torsion bar supports ball pivot, the rubber coating 4 comprising first lid 2, second lid 3 and be arranged between first lid 2 and second lid 3, torsion bar is through rubber coating 4, one end of torsion bar is provided with pivoted arm, be screwed in body frame through second lid 3 and first lid 2 successively by tie bolt, the inner peripheral surface of described rubber coating 4 has groove 7, and the outer circumference surface of described torsion bar 1 contacts with the groove 7 on the inner peripheral surface of rubber coating.The inner headed face of rubber coating arranges groove, can reduce the torsional stiffness of rubber coating, when car body generation rolling, rubber coating can reverse always together with torsion bar, can not produce loose from state between rubber coating and torsion bar, thus avoids torsion bar generation horizontal looseness; In addition, the notch of groove matches with the outer circumference surface of torsion bar the cross spacing structure defined torsion bar, adds the located lateral rigidity of torsion bar, can limit the play of torsion bar transverse direction further.When rubber coating is out of shape by compression-expansion, the groove that the inner peripheral surface of rubber coating is arranged can hold the rubber bodies of a part of dilatational strain, thus reduces stress concentration phenomenon herein, improves the service life of rubber coating.The present embodiment to be reduced the torsional stiffness of rubber coating by arranging groove on the inner peripheral surface of rubber coating and to be matched with the outer circumference surface of torsion bar by the notch of groove and form position limiting structure and prevent torsion bar horizontal looseness, it improves in existing structure, do not need additionally to increase parts, it can reach the object preventing torsion bar horizontal looseness, again reduce manufacturing cost, be also convenient to the installation of torsion bar.
The quantity of described groove 7 is set to one, described in every bar, groove 7 is set to succeeding vat, succeeding vat is the groove extended continuously, on the inner peripheral surface that groove 7 described in every bar is circumferentially arranged on rubber coating 4 and every bar groove 7 encloses the plane of formation and the axes normal of torsion bar 1.Be arranged to said structure, when torsion bar generation horizontal looseness, by the better effects if of indentation limitations torsion bar horizontal looseness.Rubber coating is to half structure, and on the inner peripheral surface of rubber coating, groove is circumferentially provided with a whole circle.
The cross-sectional plane of described groove 7 is semicircle, and also can be arranged to trapezoidal, rectangle or triangle here, being arranged to semicircle is because semicircle does not have wedge angle position, the phenomenon that rubber coating can not be made at wedge angle position to produce stress concentrate.
The two side ends of described rubber coating 4 and first cover between 2 and second two side ends covering 3 and all leave spacing L, spacing L is set to 6mm to 20mm.So in the course of the work, when rubber coating dilatational strain, the two ends of rubber coating will bloat outwardly, the bloating position and can rub mutually with other accessories of rubber coating, cause the damage of rubber coating, in the present embodiment, when setting space L can prevent rubber coating dilatational strain, two ends bloat the outside of first lid and second lid, the position that bloats avoiding rubber coating rubs mutually with other accessories, further increases the service life of rubber coating.
As shown in Figure 6, the present embodiment also discloses a kind of fulcrum ball hinge device, comprise according to supporting ball pivot as above, described fulcrum ball hinge device also comprises first supporting seat 8 and second supporting seat, first supporting seat 8 described is fixed on body frame 10, fulcrum ball hinge is arranged on described between first supporting seat 8 and second supporting seat 9, be screwed in first supporting seat 8 through second supporting seat 9, second lid 3 and first lid 2 successively by tie bolt 6, thus fulcrum ball hinge device is fastened on body frame.By setting up first supporting seat and second supporting seat, can be stable by torsion bar support and connection on body frame, thus the horizontal looseness of torsion bar can better be prevented and to make torsion bar install so more convenient, improve the installation effectiveness of anti-side rolling torsion rod.
Embodiment 2: as shown in Figure 7, compared with embodiment 1, difference is: the quantity of described groove 7 is set to many, is parallel to each other between many grooves 7, can prevent the horizontal looseness of torsion bar so further.Groove is set to three in the present embodiment.
Embodiment 3: as shown in Figure 8, compared with embodiment 1, difference is: on the inner peripheral surface that groove 7 described in every bar is circumferentially arranged on rubber coating 4 and the axis of every bar groove 7 plane and torsion bar 1 of enclosing formation tilts crossing.The state being arranged to by groove tilt is when being the directed force F in order to be subject to horizontal looseness at torsion bar, utilize the groove of heeling condition directed force F is resolved into not with torsion bar horizontal looseness two power F in the same way
0and F
1, thus it is spacing better to carry out transversely to torsion bar.Here, also the groove of a heeling condition can be arranged to many.
Embodiment 4: as shown in Figure 9, compared with embodiment 1, difference is: described in every bar, groove 7 is set to discontinuous slit, discontinuous slit 7 is that namely the groove that interrupted shape extends comprises multiple points of grooves in this discontinuous slit, leave spacing between adjacent point of groove, the horizontal looseness of torsion bar can be prevented further like this and further reduce the stress concentration phenomenon that rubber coating produces.Here, also many discontinuous slit can be set on the inner peripheral surface of rubber coating.
Embodiment 5: as shown in Figure 10, compared with embodiment 4, difference is: on the inner peripheral surface that groove 7 described in every bar is circumferentially arranged on rubber coating and the axis of every bar groove 7 plane and torsion bar 1 of enclosing formation tilts crossing.Here, many skewed discontinuous slit also can be set on the inner peripheral surface of rubber coating.
Embodiment 6: compared with embodiment 1, difference is: described groove is set to a spiral succeeding vat, namely succeeding vat helically state be arranged on the inner peripheral surface of rubber coating, to be matched the incompatible horizontal looseness preventing torsion bar by the helix succeeding vat of torsion bar outer circumference surface and rubber coating inner peripheral surface, like this, the horizontal looseness of torsion bar can be prevented further and further reduce rubber coating produce stress concentration phenomenon.Here, described groove also can be set to a spiral discontinuous slit.
Embodiment 7: as shown in figure 11, compared with embodiment 1, difference is: on the outer circumference surface of described torsion bar 1, be also provided with the lug boss 11 with described groove match, and the lug boss 11 on the outer circumference surface of described torsion bar 1 snaps in the groove 7 on the inner peripheral surface of rubber coating.Utilize groove 7 to match with lug boss 11 the cross spacing structure defined torsion bar, add the located lateral rigidity of torsion bar, the play of torsion bar transverse direction can be limited further.Described groove 7 is set to a succeeding vat, and the lug boss 11 matched with it is also set to the lug boss of a sequential like.On the inner peripheral surface that groove 7 described in every bar is circumferentially arranged on rubber coating 4 and every bar groove 7 encloses the plane of formation and the axes normal of torsion bar 1, on the outer circumference surface that the every bar lug boss 11 matched with it is circumferentially arranged on torsion bar 1 and often bar lug boss 11 encloses the plane of formation and the axes normal of torsion bar 1.Here, groove 7 and lug boss 11 all can be arranged to many.
Embodiment 8: compared with embodiment 7, difference is: described groove 7 is set to a discontinuous slit, the lug boss 11 matched with it is also set to the lug boss of an interrupted shape.On the inner peripheral surface that groove 7 described in every bar is circumferentially arranged on rubber coating 4 and the axis of every bar groove 7 plane and torsion bar 1 of enclosing formation tilts crossing, on the outer circumference surface being circumferentially arranged on torsion bar 1 with every bar lug boss 11 that it matches and often the axis of bar lug boss 11 plane and torsion bar 1 that enclose formation tilts crossing.Here, groove 7 and lug boss 11 all can be arranged to many.
Embodiment 9: compare with embodiment 8 with embodiment 7, difference is: described groove 7 is set to a spiral succeeding vat, the lug boss 11 matched with it is also set to a spiral sequential like lug boss.Like this, the horizontal looseness of torsion bar can be prevented further and further reduce rubber coating produce stress concentration phenomenon.Here, described groove also can be set to a spiral discontinuous slit, and the lug boss matched with it is also set to a spiral interrupted shape lug boss.
In sum, the present invention by arranging the torsional stiffness that groove reduces rubber coating on the inner peripheral surface of rubber coating, and when making rolling occurs, rubber coating can reverse always together with torsion bar, can not produce loose from state between rubber coating and torsion bar, thus avoid torsion bar generation horizontal looseness; To be matched with the outer circumference surface of torsion bar the cross spacing structure defined torsion bar by the notch of groove arranged, the play of torsion bar transverse direction can be limited further, the present invention improves in existing structure, do not need additionally to increase parts, it can reach the object preventing torsion bar horizontal looseness, again reduce manufacturing cost, be also convenient to install; In addition, groove is set and has interrupted the continuity of rubber bodies, reduce stress concentration phenomenon when colloid is out of shape by compression-expansion, improve the service life of rubber coating.The state leaving spacing will be all set between the two side ends of rubber coating and the two side ends that first covers and second covers, when can prevent rubber coating dilatational strain, two ends bloat the outside of first lid and second lid, the position that bloats avoiding rubber coating rubs mutually with other accessories, further increases the service life of rubber coating.The present invention in fulcrum ball hinge device by setting up first supporting seat and second supporting seat, can stable by torsion bar support and connection on body frame, thus the horizontal looseness of torsion bar can better be prevented and to make torsion bar install so more convenient, improve the installation effectiveness of anti-side rolling torsion rod.By arranging lug boss on the outer circumference surface of torsion bar, the fit depressions on the lug boss on torsion bar outer circumference surface and rubber bodies inner peripheral surface is utilized to define cross spacing structure to torsion bar, add the located lateral rigidity of torsion bar, the play of torsion bar transverse direction can be limited further.
Above embodiment is used for illustrative purposes only, but not limitation ot it.The relevant technologies personnel of related fields, without departing from the spirit and scope of the present invention, can also make a variety of changes or convert.Therefore, all equivalent technical schemes also should belong to protection scope of the present invention.Protection scope of the present invention should be limited by each claim.
Claims (10)
1. the anti-horizontal looseness of torsion bar supports ball pivot, the rubber coating comprising first lid, second lid and be arranged between first lid and second lid, torsion bar is through rubber coating, one end of torsion bar is provided with pivoted arm, be screwed in body frame through second lid and first lid successively by tie bolt, it is characterized in that: on the inner peripheral surface of described rubber coating, have groove, the outer circumference surface of described torsion bar contacts with the groove on the inner peripheral surface of rubber coating.
2. the anti-horizontal looseness of torsion bar according to claim 1 supports ball pivot, it is characterized in that: the quantity of described groove is set to one or more.
3. the anti-horizontal looseness of torsion bar according to claim 2 supports ball pivot, it is characterized in that: described in every bar, groove is set to succeeding vat or discontinuous slit.
4. the anti-horizontal looseness of torsion bar according to claim 3 supports ball pivot, it is characterized in that: on the inner peripheral surface that groove described in every bar is circumferentially arranged on rubber coating and every bar groove encloses on inner peripheral surface that the plane of formation and groove described in the axes normal of torsion bar or every bar be circumferentially arranged on rubber coating and often the axis of the bar groove plane and torsion bar that enclose formation tilts crossing.
5. the anti-horizontal looseness of torsion bar according to claim 1 supports ball pivot, it is characterized in that: the cross-sectional plane of described groove is trapezoidal, rectangle, triangle or semicircle.
6. the anti-horizontal looseness of torsion bar according to claim 1 supports ball pivot, it is characterized in that: described groove is set to a spiral succeeding vat or discontinuous slit.
7. the anti-horizontal looseness of torsion bar according to claim 1 supports ball pivot, it is characterized in that: on the outer circumference surface of described torsion bar, be also provided with the lug boss with described groove match, the lug boss on the outer circumference surface of described torsion bar snaps in the groove on the inner peripheral surface of rubber coating.
8. the anti-horizontal looseness of torsion bar according to claim 7 supports ball pivot, it is characterized in that: described groove is set to a spiral succeeding vat or discontinuous slit, the lug boss matched with it is also set to a spiral sequential like lug boss or a spiral interrupted shape lug boss.
9. support ball pivot according to the anti-horizontal looseness of the torsion bar in claim 1 to 8 described in any one claim, it is characterized in that: the two side ends of described rubber coating and all leave spacing between upper cover and the two side ends of lower cover.
10. a fulcrum ball hinge device, comprise and support ball pivot according to the anti-horizontal looseness of the torsion bar in claim 1 to 9 described in any one claim, it is characterized in that: described fulcrum ball hinge device also comprises first supporting seat and second supporting seat, first supporting seat described is fixed on body frame, fulcrum ball hinge is arranged on described between first supporting seat and second supporting seat, be screwed in first supporting seat through second supporting seat, second lid and first lid successively by tie bolt, thus fulcrum ball hinge device is fastened on body frame.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510382470.3A CN104925079A (en) | 2015-07-03 | 2015-07-03 | Supporting spherical hinge preventing horizontal moving of torsion bar and supporting spherical hinge device comprising same |
| CN201510709115.2A CN106314469B (en) | 2015-07-03 | 2015-10-28 | A kind of improvement method of rail vehicle truck overall performance and hanging vibration reduction system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510382470.3A CN104925079A (en) | 2015-07-03 | 2015-07-03 | Supporting spherical hinge preventing horizontal moving of torsion bar and supporting spherical hinge device comprising same |
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| CN104925079A true CN104925079A (en) | 2015-09-23 |
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| CN201510382470.3A Pending CN104925079A (en) | 2015-07-03 | 2015-07-03 | Supporting spherical hinge preventing horizontal moving of torsion bar and supporting spherical hinge device comprising same |
| CN201510709115.2A Active CN106314469B (en) | 2015-07-03 | 2015-10-28 | A kind of improvement method of rail vehicle truck overall performance and hanging vibration reduction system |
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Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4329299C2 (en) * | 1993-08-31 | 1998-02-12 | Abb Daimler Benz Transp | Hydraulic turn stabilization for rail vehicles |
| JP4306517B2 (en) * | 2004-04-02 | 2009-08-05 | 住友金属工業株式会社 | Railway bogies and rolling stock |
| CN201837533U (en) * | 2010-03-22 | 2011-05-18 | 株洲时代新材料科技股份有限公司 | Loading fatigue tester for radial, axial, shearing and torsion directions of rubber elastic assembly |
| CN201677889U (en) * | 2010-05-12 | 2010-12-22 | 株洲时代新材料科技股份有限公司 | Traction rubber joint for subway vehicle |
| CN201863861U (en) * | 2010-10-27 | 2011-06-15 | 株洲时代新材料科技股份有限公司 | Side-rolling resistant torsion rod system for railway vehicle |
| CN201914270U (en) * | 2010-12-24 | 2011-08-03 | 南车南京浦镇车辆有限公司 | Rubber sleeve of half-and-half type torsion bar |
| CN102865324B (en) * | 2012-10-22 | 2014-04-16 | 株洲时代新材料科技股份有限公司 | Processing method of wailway vehicle tumbler location device |
-
2015
- 2015-07-03 CN CN201510382470.3A patent/CN104925079A/en active Pending
- 2015-10-28 CN CN201510709115.2A patent/CN106314469B/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3369640A4 (en) * | 2015-10-28 | 2018-11-14 | Zhuzhou Times New Material Technology Co., Ltd. | Method for improving overall performance of rail vehicle bogie and suspension damping system |
| CN112158222A (en) * | 2020-09-25 | 2021-01-01 | 株洲时代新材料科技股份有限公司 | Anti-side-rolling torsion bar assembly and anti-channeling method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106314469A (en) | 2017-01-11 |
| CN106314469B (en) | 2018-06-05 |
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Application publication date: 20150923 |