CN109017140B - Double-compression ring type elastic wheel for rail transit - Google Patents
Double-compression ring type elastic wheel for rail transit Download PDFInfo
- Publication number
- CN109017140B CN109017140B CN201710439173.7A CN201710439173A CN109017140B CN 109017140 B CN109017140 B CN 109017140B CN 201710439173 A CN201710439173 A CN 201710439173A CN 109017140 B CN109017140 B CN 109017140B
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- ring
- wheel
- elastic
- cavity
- tire
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- 238000007906 compression Methods 0.000 title claims abstract description 30
- 230000006835 compression Effects 0.000 claims abstract description 26
- 230000002093 peripheral effect Effects 0.000 claims abstract description 4
- 229910000851 Alloy steel Inorganic materials 0.000 claims description 2
- 230000009977 dual effect Effects 0.000 claims 5
- 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 6
- 239000002184 metal Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Tires In General (AREA)
Abstract
The utility model provides a track is with two clamping ring formula elastic wheel, has rim, preceding elastic loop, back elastic loop, wheel center, the chamber of rim is the H shape chamber that comprises preceding chamber, well chamber and back chamber, is equipped with preceding, back clamping ring respectively in preceding, back chamber, is equipped with annular sunk area on the trailing flank of preceding clamping ring, is equipped with annular sunk area on the leading flank of back clamping ring, and the position that just is located the well chamber on the outer peripheral face of wheel center is equipped with trapezoidal bulge loop, is equipped with preceding, back space between the inner wall face of sunk area of preceding, back clamping ring respectively and the preceding, back space is in preceding space and is held by preceding clamping ring and the trapezoidal bulge loop of wheel center, and back elastic loop is in back space and held by back clamping ring and the trapezoidal bulge loop of wheel center, and preceding, back elastic loop is the inside splayed and arranges. The utility model uses the front and rear compression rings as braking wear parts, which is convenient to replace and has low cost. The front elastic ring and the rear elastic ring are arranged in a splayed shape, so that the utilization rate of the internal space of the wheel center is improved, and the elastic wheel is suitable for small-wheel-diameter elastic wheels.
Description
Technical Field
The utility model relates to a double-compression ring type elastic wheel for track traffic.
Background
Low floor rail vehicles are popular with passengers because of their advantages of no need of platforms, convenience for passengers to get on and off the vehicle, etc. Small wheel diameter wheel set trucks are one of the main ways to achieve low floor construction. The utility model of China patent application No. 201320839199.8 discloses a shearing elastic wheel for a rail transit vehicle, which comprises a wheel hub with mounting ring grooves at two sides, a wheel hub with a notch, a pressing ring and two rubber rings, wherein the pressing ring is arranged at the notch of the wheel hub and is connected with a wheel hub fastener, the rubber rings are elastic bodies with two side parts embedded with an inner metal plate and an outer metal plate, the inner convex blocks on the side surfaces of the two rubber rings are respectively buckled with the inner grooves corresponding to the wheel hub connecting discs, the outer convex blocks are respectively buckled with the outer grooves corresponding to the side surfaces of the wheel hub and the outer grooves corresponding to the side surfaces of the pressing ring, the two rubber rings are symmetrically pressed between the wheel hub and between the pressing ring and the outer hole wall of the wheel hub, an outer radial gap h1 is formed between the outer periphery of the rubber rings and the outer hole wall of the wheel hub, an inner radial gap h2 is formed between the inner periphery of the rubber rings and the wheel hub axle neck and the pressing ring axle neck, and an included angle alpha between the rubber rings and a vertical section is 0-20 degrees. The utility model of Chinese patent No. 2015188687. X discloses an elastic wheel for a low-floor railway vehicle, which comprises a wheel center, a rim and elastic blocks, wherein the elastic blocks are arranged between the wheel center and the rim, and the two side surfaces of the rim are braking surfaces matched with braking clamps. The rim (tyre) is a wear part because the side surface of the rim (tyre) is a braking surface, the limitation of material selection is large, the replacement cost is high, and the design of smaller wheel diameter is difficult to realize.
Disclosure of Invention
The utility model aims to provide a double-compression ring type elastic wheel which can reduce the replacement cost of a wearing part and is suitable for rail transit with a small wheel diameter.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a track is two clamping ring formula elastic wheel for traffic, has rim, preceding elastic loop, back elastic loop and is in the wheel center of rim, the chamber of rim is the H shape chamber that comprises preceding chamber, well chamber and back chamber, is equipped with preceding, back clamping ring respectively in preceding, back chamber, is equipped with annular sunk area on the trailing flank of preceding clamping ring, is equipped with annular sunk area on the leading flank of back clamping ring, is equipped with trapezoidal bulge loop on the periphery of wheel center and the position that is located the well chamber, is equipped with preceding, back space between the inner wall of sunk area of preceding, back clamping ring and the preceding, back space of wheel center trapezoidal bulge loop respectively, preceding elastic loop is in preceding space and is held by preceding clamping ring and wheel center trapezoidal bulge loop, and back elastic loop is in back space and is held by back clamping ring and wheel center trapezoidal bulge loop, and preceding, back elastic loop is arranged into the inside splayed.
The front end of the front pressing ring extends out of the front side surface of the wheel rim.
The rear plunger of the rear pressing ring extends out of the rear side face of the wheel rim.
An annular groove is formed in the front side face of the wheel center, so that an inner ring and an outer ring are formed in the front side of the wheel center.
The outer ring and the front pressing ring of the wheel center are respectively connected with a grounding screw, and a lead is connected between the two grounding screws.
The front compression ring, the rear compression ring and the wheel rim are connected through bolts.
The front compression ring and the rear compression ring are made of alloy steel.
The elastic ring is a rubber ring.
A front step surface and a rear step surface are respectively formed between the front cavity and the middle cavity and between the middle cavity and the rear cavity of the tire.
The front pressing ring is abutted against the front step surface of the tyre, and the rear pressing ring is abutted against the rear step surface of the tyre.
The utility model has the following positive effects: (1) the front and rear pressing rings are used as braking surfaces, the front and rear pressing rings are braked and worn, the front and rear pressing rings are used as wearing parts, the replacement is convenient, and the replacement cost can be reduced. (2) The utility model has compact structure, the front elastic ring and the rear elastic ring are arranged in a splayed shape, thereby improving the utilization rate of the internal space of the wheel center, being applicable to different wheel diameters, and being particularly applicable to small wheel diameter elastic wheels. (3) The utility model does not need to additionally install the brake discs on the two sides of the wheels, thereby saving the space of the bogie system. (4) When the wheel rotates, the wheel is impacted by the track, so that the front elastic ring and the rear elastic ring clamped between the front compression ring and the rear compression ring and the wheel center deform, and the shock absorption is realized.
Drawings
Fig. 1 is a structural diagram of the present utility model.
Fig. 2 is a view of the tire.
Fig. 3 is a view of the front press ring.
Fig. 4 is a view of the back pressure ring.
Detailed Description
Example 1
Referring to fig. 1 to 4, the present embodiment has a tire 1, a front pressure ring 2, a rear pressure ring 3, a front elastic ring 4, a rear elastic ring 5, and a wheel center 6 inside the tire.
The cavity of the tire 1 is an H-shaped cavity consisting of a front cavity 1-1, a middle cavity 1-2 and a rear cavity 1-3, so that a front step surface 1-1a and a rear step surface 1-3a are respectively formed between the front cavity 1-1 and the middle cavity 1-2 and between the middle cavity 1-2 and the rear cavity 1-3.
The trapezoid convex ring 6-3 is arranged on the outer peripheral surface of the wheel center 6 and positioned at the position of the middle cavity of the wheel rim. The corners of the trapezoid convex rings 6-3 are arc angles.
The front cavity 1-1 is internally provided with the front pressing ring 2, the front pressing ring 2 leans against the front step surface 1-1a of the wheel rim 1, the front step surface 1-1a is used for limiting, and the front end of the front pressing ring 2 extends out of the front side surface of the wheel rim 1. The rear cavity 1-2 is internally provided with the rear pressing ring 3, the rear pressing ring 3 leans against the rear step surface 1-3a of the wheel rim 1, the rear step surface 1-3a is used for limiting, and the rear end of the rear pressing ring 3 extends out of the rear side surface of the wheel rim 1. The front compression ring and the rear compression ring are connected with the tyre 1 through bolts 7.
An annular concave area 2-1 is arranged on the rear side surface of the front pressing ring 2, and an annular concave area 3-1 is arranged on the front side surface of the rear pressing ring 3. The inner side surface of each concave area is similar to the side surface of the trapezoid convex ring of the wheel center 6 in shape, so that a front space with basically equal spacing is formed between the inner side surface 2-a of the concave area on the front pressing ring 2 and the front side surface 6-3a of the trapezoid convex ring of the wheel center 6, and a rear space with basically equal spacing is formed between the inner side surface 3-b of the annular concave area on the rear pressing ring 3 and the rear side surface 6-3b of the trapezoid convex ring 6-3 of the wheel center 6. The front elastic ring 4 is positioned in a front space and clamped by the front pressing ring 2 and the trapezoid convex ring 6-3 of the wheel center, the rear elastic ring 5 is positioned in a rear space and clamped by the rear pressing ring 3 and the convex ring 6-3 of the wheel center, and the front elastic ring 4 and the rear elastic ring 5 are arranged in a splayed shape. The front elastic ring 4 and the rear elastic ring are rubber elastic rings.
The space between the cavity walls of the front compression ring and the rear compression ring and the outer peripheral surface of the wheel center 3 can be provided with no clearance, and a clearance f can also be provided.
An annular groove is formed in the front side surface of the wheel center 6, so that an inner ring 6-1 and an outer ring 6-2 are formed on the front side of the wheel center 6. The outer ring 6-2 of the wheel center 6 is connected with a grounding screw 8, the front pressing ring 2 is connected with the grounding screw 8, and a wire is connected between the two grounding screws 8.
When the utility model is applied, the outer surfaces of the two sides of the front and rear pressing rings are used as braking surfaces, namely, the front pressing ring 2 extends out of the front side surface of the wheel rim 1 and the rear pressing ring 3 extends out of the rear side surface of the wheel rim 1, no additional brake discs are required to be arranged on the two sides of the wheel, braking is implemented by clamping the outer surfaces of the two sides of the front and rear pressing rings through the brake clamps, only the front and rear pressing rings are braked and worn, the front and rear pressing rings are required to be replaced, only the bolts 7 are required to be loosened, and the replacement is convenient. The front and rear compression rings are adopted as the braking wear parts, so that the production cost is reduced.
Claims (6)
1. The utility model provides a track traffic is with two clamping ring formula elastic wheel, has rim (1), preceding elastic loop (4), back elastic loop (5) and is in center of wheel (6) in rim (1), its characterized in that: the tire is characterized in that the cavity of the tire (1) is an H-shaped cavity consisting of a front cavity (1-1), a middle cavity (1-2) and a rear cavity (1-3), front and rear compression rings (2, 3) are respectively arranged in the front cavity and the rear cavity, an annular concave area (2-1) is arranged on the rear side surface of the front compression ring (2), an annular concave area (3-1) is arranged on the front side surface of the rear compression ring (3), a trapezoid convex ring (6-3) is arranged on the peripheral surface of the tire center (6) and positioned at the position of the middle cavity (1-2), a front space and a rear space are respectively arranged between the inner wall surfaces of the concave areas of the front and rear compression rings (2, 3) and the front and rear side surfaces of the tire center trapezoid convex ring (6-3), the front elastic ring (4) is positioned in the front space and clamped by the front compression ring (2) and the tire center trapezoid convex ring (6-3), and the rear elastic ring (5) is positioned in the rear space and clamped by the rear tire center trapezoid convex ring (6-3), and the front and rear elastic rings (4, 5) are arranged in a splayed shape;
the front end of the front pressing ring (2) extends out of the front side surface of the wheel rim (1); the rear plunger of the rear pressing ring (3) extends out of the rear side surface of the wheel rim (1) so as to utilize the outer surfaces of the front pressing ring (2) and the two sides of the rear pressing ring (3) as braking surfaces, and therefore the braking can be realized by clamping the braking surfaces through a braking clamp;
an annular groove is formed in the front side face of the wheel center (6), so that an inner ring (6-1) and an outer ring (6-2) are formed in the front side of the wheel center (6), the outer ring (6-2) and the front pressing ring (2) are respectively connected with a grounding screw (8), and a lead is connected between the two grounding screws (8).
2. The dual compression ring spring wheel for track traffic as claimed in claim 1, wherein: the front compression ring and the rear compression ring are connected with the tyre (1) through bolts (7).
3. The dual compression ring spring wheel for track traffic as claimed in claim 1, wherein: the front compression ring (2) and the rear compression ring (3) are made of alloy steel.
4. The dual compression ring spring wheel for track traffic as claimed in claim 1, wherein: the elastic ring (4) is a rubber ring.
5. The dual compression ring spring wheel for track traffic as claimed in claim 1, wherein: a front step surface (1-1 a) and a rear step surface (1-3 a) are respectively formed between a front cavity (1-1) and a middle cavity (1-2) of the tire (1) and between the middle cavity (1-2) and a rear cavity (1-3).
6. The dual compression ring spring wheel for rail transit of claim 5, wherein: the front pressing ring (2) is abutted against the front step surface (1-1 a) of the tire (1), and the rear pressing ring (3) is abutted against the rear step surface (1-3 a) of the tire (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710439173.7A CN109017140B (en) | 2017-06-12 | 2017-06-12 | Double-compression ring type elastic wheel for rail transit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710439173.7A CN109017140B (en) | 2017-06-12 | 2017-06-12 | Double-compression ring type elastic wheel for rail transit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109017140A CN109017140A (en) | 2018-12-18 |
| CN109017140B true CN109017140B (en) | 2024-02-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710439173.7A Active CN109017140B (en) | 2017-06-12 | 2017-06-12 | Double-compression ring type elastic wheel for rail transit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109017140B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112277526B (en) * | 2020-11-02 | 2021-11-05 | 合肥工业大学 | Active control vibration damping and noise reduction elastic wheel for rail vehicle |
| JP2022158608A (en) * | 2021-04-02 | 2022-10-17 | ナブテスコ株式会社 | Wheel with brake disc, and brake disc |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB792376A (en) * | 1954-07-06 | 1958-03-26 | Gomma Antivibranti Applic | Improvements relating to resilient vehicle wheels |
| DE6609470U (en) * | 1967-03-11 | 1972-06-15 | Bergische Stahlindustrie | WHEEL WITH BRAKE DISCS FOR RAIL VEHICLES. |
| WO1997033100A1 (en) * | 1996-03-06 | 1997-09-12 | Gutehoffnungshütte Radsatz Gmbh | Rail wheel, especially a resilient wheel |
| CN102358104A (en) * | 2011-08-29 | 2012-02-22 | 北京二七轨道交通装备有限责任公司 | Split type track wheel |
| CN103016578A (en) * | 2012-12-13 | 2013-04-03 | 唐山轨道客车有限责任公司 | Brake plate for railway vehicle and railway vehicle |
| CN103517811A (en) * | 2011-05-09 | 2014-01-15 | 克诺尔-布里姆斯轨道车辆***有限公司 | Rail wheel and method for producing a rail wheel |
| CN204873660U (en) * | 2015-07-02 | 2015-12-16 | 山东金科星机电有限公司 | Novel split type friction pulley lining |
| CN205097820U (en) * | 2015-10-12 | 2016-03-23 | 中车青岛四方机车车辆股份有限公司 | Low -floor is elastic wheel for rail vehicle |
| CN106626969A (en) * | 2017-01-23 | 2017-05-10 | 株洲九方装备股份有限公司 | Method for preventing peristalsis of elastic wheel rubber ring and elastic wheel |
| CN207015062U (en) * | 2017-06-12 | 2018-02-16 | 常州中车铁马科技实业有限公司 | A kind of double COMPRESSIONTYPE elastic wheels of track traffic |
-
2017
- 2017-06-12 CN CN201710439173.7A patent/CN109017140B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB792376A (en) * | 1954-07-06 | 1958-03-26 | Gomma Antivibranti Applic | Improvements relating to resilient vehicle wheels |
| DE6609470U (en) * | 1967-03-11 | 1972-06-15 | Bergische Stahlindustrie | WHEEL WITH BRAKE DISCS FOR RAIL VEHICLES. |
| WO1997033100A1 (en) * | 1996-03-06 | 1997-09-12 | Gutehoffnungshütte Radsatz Gmbh | Rail wheel, especially a resilient wheel |
| CN103517811A (en) * | 2011-05-09 | 2014-01-15 | 克诺尔-布里姆斯轨道车辆***有限公司 | Rail wheel and method for producing a rail wheel |
| CN102358104A (en) * | 2011-08-29 | 2012-02-22 | 北京二七轨道交通装备有限责任公司 | Split type track wheel |
| CN103016578A (en) * | 2012-12-13 | 2013-04-03 | 唐山轨道客车有限责任公司 | Brake plate for railway vehicle and railway vehicle |
| CN204873660U (en) * | 2015-07-02 | 2015-12-16 | 山东金科星机电有限公司 | Novel split type friction pulley lining |
| CN205097820U (en) * | 2015-10-12 | 2016-03-23 | 中车青岛四方机车车辆股份有限公司 | Low -floor is elastic wheel for rail vehicle |
| CN106626969A (en) * | 2017-01-23 | 2017-05-10 | 株洲九方装备股份有限公司 | Method for preventing peristalsis of elastic wheel rubber ring and elastic wheel |
| CN207015062U (en) * | 2017-06-12 | 2018-02-16 | 常州中车铁马科技实业有限公司 | A kind of double COMPRESSIONTYPE elastic wheels of track traffic |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109017140A (en) | 2018-12-18 |
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| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Lu Haiying Inventor after: Jiang Tao Inventor after: Qi Yuan Inventor after: Hou Chuanlun Inventor before: Jiang Tao Inventor before: Qi Yuan Inventor before: Hou Chuanlun |
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| GR01 | Patent grant | ||
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| CB02 | Change of applicant information |
Country or region after: China Address after: 213125 No. 19, Shunyuan Road, Xuejia Town, Xinbei District, Changzhou City, Jiangsu Province Applicant after: CRRC CHANGZHOU TECH-MARK INDUSTRIAL Co.,Ltd. Applicant after: CRRC Qishuyan Locomotive and Rolling Stock Technology Research Institute Co.,Ltd. Address before: 213125 No. 19, Shunyuan Road, Xuejia Town, Xinbei District, Changzhou City, Jiangsu Province Applicant before: CRRC CHANGZHOU TECH-MARK INDUSTRIAL Co.,Ltd. Country or region before: China Applicant before: CRRC QISHUYAN INSTITUTE Co.,Ltd. |