CN102673305A - Compression-shear compound elastic wheel for rail vehicles - Google Patents
Compression-shear compound elastic wheel for rail vehicles Download PDFInfo
- Publication number
- CN102673305A CN102673305A CN2012101814224A CN201210181422A CN102673305A CN 102673305 A CN102673305 A CN 102673305A CN 2012101814224 A CN2012101814224 A CN 2012101814224A CN 201210181422 A CN201210181422 A CN 201210181422A CN 102673305 A CN102673305 A CN 102673305A
- Authority
- CN
- China
- Prior art keywords
- pressure ring
- wheel
- hole
- compression ring
- core wheel
- 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.)
- Granted
Links
- 150000001875 compounds Chemical class 0.000 title claims abstract description 14
- 238000003825 pressing Methods 0.000 claims description 10
- 239000013536 elastomeric material Substances 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 3
- 230000006835 compression Effects 0.000 abstract description 11
- 238000007906 compression Methods 0.000 abstract description 11
- 238000007789 sealing Methods 0.000 abstract 1
- DOSMHBDKKKMIEF-UHFFFAOYSA-N 2-[3-(diethylamino)-6-diethylazaniumylidenexanthen-9-yl]-5-[3-[3-[4-(1-methylindol-3-yl)-2,5-dioxopyrrol-3-yl]indol-1-yl]propylsulfamoyl]benzenesulfonate Chemical compound C1=CC(=[N+](CC)CC)C=C2OC3=CC(N(CC)CC)=CC=C3C(C=3C(=CC(=CC=3)S(=O)(=O)NCCCN3C4=CC=CC=C4C(C=4C(NC(=O)C=4C=4C5=CC=CC=C5N(C)C=4)=O)=C3)S([O-])(=O)=O)=C21 DOSMHBDKKKMIEF-UHFFFAOYSA-N 0.000 description 7
- 238000009434 installation Methods 0.000 description 4
- 239000012530 fluid Substances 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B17/00—Wheels characterised by rail-engaging elements
- B60B17/0027—Resilient wheels, e.g. resilient hubs
- B60B17/0031—Resilient wheels, e.g. resilient hubs using springs
- B60B17/0034—Resilient wheels, e.g. resilient hubs using springs of rubber or other non-metallic material
- B60B17/0044—Resilient wheels, e.g. resilient hubs using springs of rubber or other non-metallic material single element arranged in V-form
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Tires In General (AREA)
Abstract
The invention relates to a compression-shear compound elastic wheel for rail vehicles. The elastic wheel comprises a hub, a wheel center, a compression ring and V-shaped elastic elements. More than two elastic elements are arranged among the hub, the wheel center and the compression ring, two ends of the elastic elements are respectively connected with two end faces of a hub ring groove and beadings on the compression ring and the wheel center, the compression ring is mounted on the wheel center in a press assembling mode, more than three threaded holes are distributed evenly along the circumference of the compression ring, more than three threaded holes are arranged correspondingly in the wheel center, and more than three connection fastening pieced are connected onto the threaded holes in the compression ring and the wheel center in a rotary mode; more than two jacking threaded holes for mounting jacking bolts are arranged on the compression ring, an annular oil groove is mounted on an inner hole wall of the compression ring and communicated with an oil filling hole in an end face of the compression ring, and sealing rings are mounted on two sides of the annular oil groove of the wheel center on the inner wall of the compression ring. The compression-shear compound elastic wheel for rail vehicles has the advantages of being reasonable in structure, capable of improving security performances, and convenient to mount and dismount and maintain.
Description
Technical field
The present invention relates to a kind of rail traffic vehicles and cut the compound type elastic wheel, belong to light rail vehicle elastic wheel technical field with pressing.
Background technology
Along with development such as urban track traffic subway, light rail are rapid; The more and more application of rail traffic vehicles held the elastic wheel of cutting the pressure type rubber element, and its rubber pad is installed between core wheel and the rim, and becomes a fixed inclination with the vertical plane of hanging down of wheel; Under the vertical load effect, not only received to shear but also by compression.In application, as long as the installation gradient and the thickness of appropriate change rubber pad just can be adjusted its radial and axial cushion characteristic.Owing to adopt elastic wheel can obviously reduce vehicle spring lower part weight, reduce application force between the wheel track, relax and impact, improve the stationarity of vehicle operating, improve the utilization condition of wheel and axletree.
Present pressure cuts its pressure ring of compound type elastic wheel and core wheel is adopted the fastener that a plurality of screw bolt and nut constitute; Pressure ring is connected fixing with core wheel; Because the pressure that the wheel assembling needs is bigger, the installing/dismounting process is comparatively complicated, so when elastic wheel is safeguarded; Handling efficiency is not high, and is very high to the intensity and the fatigue property requirement of fastener simultaneously yet.Secondly, pinch roller and core wheel adopt the connection mode of bolts and nuts, can be accidents caused when bolt fracture, and therefore also there is certain potential safety hazard in this connection structure.Moreover, adopt the connection structure of bolts and nuts, when the design flexibility wheel, need leave special screw bolt and nut connecting portion, take certain installing space, and increased and add operation, thus to steamboat directly elastic wheel bring a lot of difficulties.
Summary of the invention
The purpose of this invention is to provide a kind of rational in infrastructurely, can improve safety performance, easy installation and removal, the rail traffic vehicles of being convenient to safeguard is cut the compound type elastic wheel with pressing.
The present invention is that the technical scheme that achieves the above object is: a kind of rail traffic vehicles is cut the compound type elastic wheel with pressing; Comprise rim, core wheel, pressure ring and V-shaped elastic element; Plural elastic element is arranged between rim and core wheel and the pressure ring; The two ends of elastic element join with wheel convex shoulder in the heart with the both ends of the surface of rim annular groove and the convex shoulder on the pressure ring respectively, and it is characterized in that: said pressure ring is press-fitted and is installed in wheel in the heart, and pressure ring is uniformly distributed with the through hole more than three along the circumference; The core wheel correspondence is provided with the tapped bore more than three, and the through hole that the connection fastener more than three passes on the pressure ring is screwed on the tapped bore of core wheel; The inner hole wall of said pressure ring is provided with annular oil groove; Annular oil groove communicates with oil hole on being arranged on the pressure ring end face; The annular oil groove both sides that core wheel is positioned at the pressure ring inwall are equipped with seal ring, and pressure ring is provided with the screw that ejects that is used to install liftout bolt more than two.
The present invention is press-fitted pressure ring and is installed in wheel in the heart; Make pressure ring and core wheel after being press-fitted can produce certain predetermincd tension, can improve the safety factor of elastic wheel, can prevent the accident that causes because of bolt fracture to a certain extent through this predetermincd tension; Safe and reliable, rational in infrastructure.The present invention will connect the fastener direct connection at pressure ring and wheel in the heart, can not only play interconnect function, and can also play a protective role through connecting fastener, can further improve the safety in utilization of elastic wheel.The present invention is owing to need not to reserve the screw bolt and nut connection space, for the structure design of elastic wheel provides bigger space, can realize the elastic wheel design and installation in steamboat footpath.The present invention is provided with annular oil groove on the inner hole wall of pressure ring; Dismounting can feed high pressure oil oil hole and gets in the annular oil groove during pressure ring; Expand through the face that is fitted to each other of fluid, pressure ring is enlarged, and dismantle pressure ring through the elastic force of elastic element to pressure ring and core wheel; The present invention is being provided with the screw that ejects that is used to install liftout bolt more than two on the pressure ring; Can liftout bolt screwed in to eject screw and to withstand on wheel and can pressure ring be ejected in the heart, the assembly and disassembly of elastic wheel be easy to operate, can increase substantially to install and the work efficiency of maintenance.
Description of drawings
Below in conjunction with accompanying drawing embodiments of the invention are done further to describe in detail.
Fig. 1 is that rail traffic vehicles of the present invention is with pressing the structural representation of cutting the compound type elastic wheel.
Fig. 2 is the A-A sectional structure scheme drawing of Fig. 1.
Fig. 3 is the structural representation of pressure ring of the present invention.
Fig. 4 is the B-B sectional structure scheme drawing of Fig. 3.
Fig. 5 is the C-C sectional structure scheme drawing of Fig. 3.
Wherein: 1-rim, 11-annular groove, 2-pressure ring, 21-oil hole, 22-eject screw, 23-convex shoulder; 24-annular oil groove, 25-through hole, 26-traversing thread hole, 3-core wheel, 31-convex shoulder; 4-lead, 5-lead bolt, 6-connection fastener, 7-seal ring, 8-elastic element.
The specific embodiment
See shown in Fig. 1-5; Rail traffic vehicles of the present invention is cut the compound type elastic wheel with pressing; Comprise rim 1, core wheel 3, pressure ring 2 and V-shaped elastic element 8, plural elastic element 8 is arranged between rim 1 and core wheel 3 and rim 1 and the pressure ring 2, and the two ends of elastic element 8 join with the both ends of the surface of rim 1 annular groove 11 and the convex shoulder 31 on convex shoulder on the pressure ring 2 23 and the core wheel 3 respectively; Can prevent wheel derailment when elastic element 8 lost efficacy, to improve wheel driving safety performance.Elastic element 8 of the present invention is combined by 2～40 V-arrangement rubber blocks; Elastic element 8 is processed by elastomeric material; Or the elastomeric material that elastic element 8 is provided with metallic framework in being is processed; Or the elastomeric material that is provided with the spring wire skeleton in the elastic element 8 processes, and the quantity of elastic element 8 can be set according to wheel diameters, and the shape volume of each elastic element 8 is identical; Tight structure distribution circlewise in succession each other, and convex shoulder 31 axial limitings on the both ends of the surface through rim 1 annular groove 11 and the convex shoulder on the pressure ring 2 23 and the core wheel 3.
See shown in Fig. 1-5; Pressure ring 2 of the present invention is press-fitted and is installed on the core wheel 3; Pressure ring 2 is connected with core wheel 3 interference, makes things convenient for the assembling of elastic wheel, have certain predetermincd tension owing to pressure ring 2 and core wheel 3 are press-fitted the installation back; Safety factor through this predetermincd tension raising elastic wheel can reduce connecting the requirement of fastener simultaneously.See Fig. 1,3, shown in 4, invention pressure ring 2 endoporus are straight hole or taper hole, the straight hole of pressure ring 2 or taper hole are press-fitted on the joint face that is installed in core wheel 3.See shown in Fig. 1-5; The present invention is uniformly distributed with the through hole 25 more than three along the circumference at pressure ring 2, and core wheel 3 correspondences are provided with the tapped bore more than three, and the connection fastener 6 more than three passes the through hole 25 of pressure ring 2 and is screwed on the tapped bore of core wheel 3; Pressure ring 2 is installed on the core wheel 3; Connection fastener 6 of the present invention is a plurality of along the circumference rectangular distribution, is press-fitted at pressure ring 2 on the basis that is installed in core wheel 3, adopts to connect fastener 6 connections; Can play a protective role, further improve the safety in utilization of elastic wheel.
See shown in Fig. 1-5; The inner hole wall of pressure ring 2 of the present invention is provided with annular oil groove 24, and annular oil groove 24 communicates with oil hole 21 on being arranged on pressure ring 2 end faces, and annular oil groove 24 both sides that core wheel 3 is positioned at pressure ring 2 are equipped with seal ring 7; When dismounting pressure ring 2; Can high pressure oil be fed oil hole 21 and gets in the annular oil groove 24, the be fitted to each other face of pressure ring 2 with core wheel 3 expanded, pressure ring 2 is enlarged through fluid; And can dismantle pressure ring 2 through the elastic force of elastic element 8, the seal ring 7 of both sides can prevent that high pressure oil from leaking simultaneously.See shown in Fig. 1-5, pressure ring 2 of the present invention be provided be used to install liftout bolt more than two eject screw 22, can liftout bolt be screwed in ejecting on the screw 22 of pressure ring 2 and eject pressure ring 2, the dismounting pressure ring is convenient, laborsaving.
See shown in Fig. 1-3; Rim 1 of the present invention is provided with the traversing thread hole that is used to install lead bolt 5 more than two along circumference; Also be provided with the traversing thread hole 26 that is used to install lead bolt 5 more than two on the pressure ring 2; Can lead 4 two ends be connected respectively on pressure ring 2 and the rim 1 through lead bolt 5, make whole elastic wheel can be grounded backflow.
Claims (4)
1. a rail traffic vehicles is cut the compound type elastic wheel with pressing; Comprise rim (1), core wheel (3), pressure ring (2) and V-shaped elastic element (8); Plural elastic element (8) is arranged between rim (1) and core wheel (3) and the pressure ring (2); The two ends of elastic element (8) join with the both ends of the surface of rim (1) annular groove (11) and the convex shoulder (23) on the pressure ring (2) and the convex shoulder (31) on the core wheel (3) respectively; It is characterized in that: said pressure ring (2) is press-fitted and is installed on the core wheel (3); Pressure ring (2) is uniformly distributed with the through hole (25) more than three along the circumference, and core wheel (3) correspondence is provided with the tapped bore more than three, and the through hole (25) that the connection fastener (6) more than three passes pressure ring (2) is rotated on the tapped bore of core wheel (3); The inner hole wall of said pressure ring (2) is provided with annular oil groove (24); Annular oil groove (24) communicates with oil hole (21) on being arranged on pressure ring (2) end face; Annular oil groove (24) both sides that core wheel (3) is positioned at pressure ring (2) inwall are equipped with seal ring (7), and pressure ring (2) be provided be used to install liftout bolt more than two eject screw (22).
2. rail traffic vehicles according to claim 1 is cut the compound type elastic wheel with pressing, and it is characterized in that: said pressure ring (2) endoporus is straight hole or taper hole, and the straight hole of pressure ring (2) or taper hole are press-fitted on the joint face that is installed in core wheel (3).
3. rail traffic vehicles according to claim 1 is cut the compound type elastic wheel with pressing; It is characterized in that: said rim (1) is provided with the traversing thread hole that is used to install lead bolt (5) more than two along circumference, also is provided with the traversing thread hole (26) that is used to install lead bolt (5) more than two on the pressure ring (2).
4. rail traffic vehicles according to claim 1 is cut the compound type elastic wheel with pressing; It is characterized in that: described elastic element (8) is processed by elastomeric material; Or the elastomeric material that elastic element (8) is provided with metallic framework in being processes, or the elastomeric material that is provided with the spring wire skeleton in the elastic element (8) is processed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210181422.4A CN102673305B (en) | 2012-06-04 | 2012-06-04 | Rail traffic vehicles pressure cuts composite elastic wheel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210181422.4A CN102673305B (en) | 2012-06-04 | 2012-06-04 | Rail traffic vehicles pressure cuts composite elastic wheel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102673305A true CN102673305A (en) | 2012-09-19 |
| CN102673305B CN102673305B (en) | 2015-08-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210181422.4A Active CN102673305B (en) | 2012-06-04 | 2012-06-04 | Rail traffic vehicles pressure cuts composite elastic wheel |
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| Country | Link |
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| CN (1) | CN102673305B (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103448463A (en) * | 2013-09-06 | 2013-12-18 | 西南交通大学 | Locking ring-fixing elastic wheel for track vehicles |
| CN103448462A (en) * | 2013-09-06 | 2013-12-18 | 西南交通大学 | Locking ring-fixed elastic wheel for railway vehicles |
| CN104527319A (en) * | 2014-12-15 | 2015-04-22 | 太原重工股份有限公司 | Small rail car wheel fastening method |
| CN105034686A (en) * | 2015-05-13 | 2015-11-11 | 西安工业大学 | W-shaped rubber ring elastic wheel |
| CN105196784A (en) * | 2015-09-22 | 2015-12-30 | 南车南京浦镇车辆有限公司 | Bullet train elastic wheel for low-floor bogie |
| CN105196785A (en) * | 2015-09-22 | 2015-12-30 | 南车南京浦镇车辆有限公司 | Trailer elastic wheel for low-floor bogie |
| CN105526836A (en) * | 2015-12-31 | 2016-04-27 | 安徽中电兴发与鑫龙科技股份有限公司 | Method for detecting vacuum circuit breaker pawl gauge |
| CN113547878A (en) * | 2021-09-18 | 2021-10-26 | 中车戚墅堰机车车辆工艺研究所有限公司 | Elastic wheel for rail transit |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1126819A (en) * | 1954-07-06 | 1956-12-03 | Gomma Antivibranti Applic | Improvements to elastic wheels |
| WO1984000328A1 (en) * | 1982-07-07 | 1984-02-02 | Voroshilovgrad Mashinostr | Resilient wheel for rail vehicle |
| US5582452A (en) * | 1993-12-16 | 1996-12-10 | Vereinigte Schmiedewerke Gmbh | Member for rubber-sprung rail wheels and rubber-sprung rail wheel |
| DE19536149A1 (en) * | 1995-09-28 | 1997-04-03 | Gutehoffnungshuette Radsatz | Current breaker for rubber sprung rail wheel |
| DE19633597A1 (en) * | 1996-08-21 | 1998-02-26 | Vsg Verkehrstechnik Gmbh | Power bridge for rubber-sprung rail wheels |
| EP0893279B1 (en) * | 1997-07-22 | 2001-10-31 | Hutchinson | Elastic wheel, in particular for urban railway vehicle, and elastic part of said wheel functioning as damping device |
| CN2690189Y (en) * | 2004-01-19 | 2005-04-06 | 中国南车集团戚墅堰机车车辆工艺研究所 | Pressure shear composite elastic wheel |
| CN101070043A (en) * | 2006-04-06 | 2007-11-14 | 哈特奇桑公司 | Resilient wheel, method of installing it and elastic linking device equipping said wheel |
-
2012
- 2012-06-04 CN CN201210181422.4A patent/CN102673305B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1126819A (en) * | 1954-07-06 | 1956-12-03 | Gomma Antivibranti Applic | Improvements to elastic wheels |
| WO1984000328A1 (en) * | 1982-07-07 | 1984-02-02 | Voroshilovgrad Mashinostr | Resilient wheel for rail vehicle |
| US5582452A (en) * | 1993-12-16 | 1996-12-10 | Vereinigte Schmiedewerke Gmbh | Member for rubber-sprung rail wheels and rubber-sprung rail wheel |
| DE19536149A1 (en) * | 1995-09-28 | 1997-04-03 | Gutehoffnungshuette Radsatz | Current breaker for rubber sprung rail wheel |
| DE19633597A1 (en) * | 1996-08-21 | 1998-02-26 | Vsg Verkehrstechnik Gmbh | Power bridge for rubber-sprung rail wheels |
| EP0893279B1 (en) * | 1997-07-22 | 2001-10-31 | Hutchinson | Elastic wheel, in particular for urban railway vehicle, and elastic part of said wheel functioning as damping device |
| CN2690189Y (en) * | 2004-01-19 | 2005-04-06 | 中国南车集团戚墅堰机车车辆工艺研究所 | Pressure shear composite elastic wheel |
| CN101070043A (en) * | 2006-04-06 | 2007-11-14 | 哈特奇桑公司 | Resilient wheel, method of installing it and elastic linking device equipping said wheel |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103448463A (en) * | 2013-09-06 | 2013-12-18 | 西南交通大学 | Locking ring-fixing elastic wheel for track vehicles |
| CN103448462A (en) * | 2013-09-06 | 2013-12-18 | 西南交通大学 | Locking ring-fixed elastic wheel for railway vehicles |
| CN104527319A (en) * | 2014-12-15 | 2015-04-22 | 太原重工股份有限公司 | Small rail car wheel fastening method |
| CN105034686A (en) * | 2015-05-13 | 2015-11-11 | 西安工业大学 | W-shaped rubber ring elastic wheel |
| CN105196784A (en) * | 2015-09-22 | 2015-12-30 | 南车南京浦镇车辆有限公司 | Bullet train elastic wheel for low-floor bogie |
| CN105196785A (en) * | 2015-09-22 | 2015-12-30 | 南车南京浦镇车辆有限公司 | Trailer elastic wheel for low-floor bogie |
| CN105526836A (en) * | 2015-12-31 | 2016-04-27 | 安徽中电兴发与鑫龙科技股份有限公司 | Method for detecting vacuum circuit breaker pawl gauge |
| CN113547878A (en) * | 2021-09-18 | 2021-10-26 | 中车戚墅堰机车车辆工艺研究所有限公司 | Elastic wheel for rail transit |
| CN113547878B (en) * | 2021-09-18 | 2021-12-10 | 中车戚墅堰机车车辆工艺研究所有限公司 | Elastic wheel for rail transit |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102673305B (en) | 2015-08-12 |
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Address after: Xue Jia Zhen 213125 north of Jiangsu Province, Changzhou City Shun Road No. 19 Patentee after: CRRC CHANGZHOU TECH-MARK INDUSTRIAL Co.,Ltd. Patentee after: CRRC QISHUYAN INSTITUTE Co.,Ltd. Address before: Xue Jia Zhen 213125 north of Jiangsu Province, Changzhou City Shun Road No. 19 Patentee before: CSR CHANGZHOU TECH-MARK INDUSTRIAL Co.,Ltd. Patentee before: CSR QISHUYAN INSTITUTE Co.,Ltd. |
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Address after: Xue Jia Zhen 213125 north of Jiangsu Province, Changzhou City Shun Road No. 19 Patentee after: CRRC CHANGZHOU TECH-MARK INDUSTRIAL Co.,Ltd. Country or region after: China Patentee after: CRRC Qishuyan Locomotive and Rolling Stock Technology Research Institute Co.,Ltd. Address before: Xue Jia Zhen 213125 north of Jiangsu Province, Changzhou City Shun Road No. 19 Patentee before: CRRC CHANGZHOU TECH-MARK INDUSTRIAL Co.,Ltd. Country or region before: China Patentee before: CRRC QISHUYAN INSTITUTE Co.,Ltd. |