CN102922948A - Bearing device for track wheel - Google Patents
Bearing device for track wheel Download PDFInfo
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- CN102922948A CN102922948A CN2012104409282A CN201210440928A CN102922948A CN 102922948 A CN102922948 A CN 102922948A CN 2012104409282 A CN2012104409282 A CN 2012104409282A CN 201210440928 A CN201210440928 A CN 201210440928A CN 102922948 A CN102922948 A CN 102922948A
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- rotating shaft
- wheel body
- ring
- bearing arrangement
- wheel
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Abstract
A bearing device for a track wheel comprises a wheel body (1) and a rotary shaft (2) and is characterized in that balls (3) are arranged between the wheel body (1) and the rotary shaft (2), an inner wall of the wheel body (1) is provided with an inner annular groove (11), an outer annular groove (21) is arranged at the corresponding position of the rotary shaft (2), the balls (3) can arranged on a retainer (4) in a rolling mode and can be movably arranged between the wheel body (1) and the rotary shaft (2) together with the retainer (4), the outer surfaces of the balls (3) are contacted with the surfaces of the inner annular groove (11) and the outer annular groove (21), and two ends of the rotary shaft (2) are arranged on a support (5) at the bottom of a vehicle body. The bearing device for the track wheel has the advantages that the bearing device is compact in structure, double rows of balls are arranged between the wheel body and the rotary shaft and can enable wheel to be stable in running, a dust-proof cover and a rubber sealing ring can have double sealing effects, and accordingly the service life of the wheel is prolonged.
Description
Technical field
The present invention relates to the rail wheel manufacture technology field, especially refer to a kind of bearing arrangement for rail wheel.
Background technology
Existing a kind of patent No. is that the Chinese utility model patent that the CN201120039760.5 name is called " trundle for tracks " discloses a kind of trundle for tracks, include two parallel tracks and car body, be provided with axletree in the car body, the two ends of axletree are stretched out from car body respectively and by duplex bearing roller are installed respectively, roller places respectively on two parallel tracks and the track sliding running-fit parallel with two, the lateral wall of roller is provided with ring-shaped step, and the sidewall of ring-shaped step is slope; The end of car body is installed with motor, and motor and axletree are in transmission connection.But it adopts between wheel and axletree double-row bearing is set, and its structure is compact not, and introduced contaminants easily enters in the bearing and cause bearing stuck, so its structure is further improved.
Summary of the invention
Technical matters to be solved by this invention be provide for above-mentioned prior art problem a kind of design ingenious, stable, alerting ability is good and a kind of bearing arrangement for rail wheel of long service life.
The present invention solves the problems of the technologies described above the technical scheme that adopts: this is used for the bearing arrangement of rail wheel, comprise wheel body and rotating shaft, it is characterized in that: be provided with ball between described wheel body and the rotating shaft, be provided with inner ring groove on the inwall of described wheel body, the correspondence position of described rotating shaft is provided with outer annular groove, described ball can rollably place on the retainer, and can place actively between wheel body and the rotating shaft with retainer, the outside face of described ball contacts with the surface of inner ring groove and outer annular groove, and the two ends of described rotating shaft are arranged on the support of vehicle bottom.
As improvement, described ball and retainer are two groups, and the compartment of terrain is arranged between wheel body and the rotating shaft side by side.
As improvement, an end of described wheel body is provided with ring-shaped step, and the sidewall of described ring-shaped step is slope.
As improvement, the concrete structure that the two ends of described rotating shaft are fixed on the support that is arranged at vehicle bottom is: the two ends of described rotating shaft are provided with annular groove, and described rotating shaft places on the support, and stretch out outside the support at the two ends of rotating shaft, and be fixed on the support with snap ring.
As improvement, the two ends of described rotating shaft are respectively arranged with cover of dust between wheel body and rotating shaft.
As improvement, the outside of described cover of dust is respectively arranged with rubber seal ring, described rubber seal ring is fixed in respectively the two ends of wheel body with annular baffle ring, rubber seal ring and annular baffle ring are passed in described rotating shaft successively, the inwall of described rubber seal ring contacts with the surface of rotating shaft, and the gap is left on the inwall of described annular baffle ring and the surface of rotating shaft.
As improvement, the two ends of described wheel body are provided with several screws, and described annular baffle ring is fixed on the wheel body by screw.
As improvement, the quantity of described screw is preferably at least 3, specifically decides by design.
As improvement, the outside face of described wheel body scribbles polytetrafluorethylecoatings coatings.
Compared with prior art, the present invention adopts between described wheel body and the rotating shaft and is provided with ball, be provided with inner ring groove on the inwall of described wheel body, the correspondence position of described rotating shaft is provided with outer annular groove, described ball can rollably place on the retainer, and can place actively between wheel body and the rotating shaft with retainer, the outside face of described ball contacts with the surface of inner ring groove and outer annular groove, and the two ends of described rotating shaft are fixed on the support that is arranged at vehicle bottom.The invention has the advantages that: with wheel body directly as the outer ring of bearing, and rotating shaft is directly as the inner ring of bearing, can make like this structure of wheel compacter, and be provided with double-row balls between wheel body and the rotating shaft, can make the operation of wheel more steady, again because be provided with respectively cover of dust and rubber seal ring at the two ends of rotating shaft, not only can prevent that grease from leaking outside but also can prevent that impurity from entering in the wheel, thereby effectively prolonged the service life of wheel, also have, outside face at wheel body scribbles polytetrafluorethylecoatings coatings, thereby can better play antirust, wear-resisting and anti-creeping effect has further improved the quality of product then.
Description of drawings
Fig. 1 is the structural perspective of the embodiment of the invention;
Fig. 2 is the front projection figure of Fig. 1;
Fig. 3 is along the cutaway view of A-A line among Fig. 2;
Fig. 4 is I section enlarged drawing among Fig. 3;
Fig. 5 is the cutaway view of wheel body among Fig. 1;
Fig. 6 is the front projection figure of Fig. 1 shaft;
Fig. 7 is the exploded drawings of Fig. 1;
Fig. 8 is the exploded drawings at another visual angle of Fig. 1.
The specific embodiment
Embodiment is described in further detail the present invention below in conjunction with accompanying drawing.
To shown in Figure 8, the bearing arrangement of the present embodiment comprises wheel body 1 and rotating shaft 2 such as Fig. 1, and an end of described wheel body 1 is provided with ring-shaped step 12, and the sidewall of described ring-shaped step 12 is slope 13; Be provided with ball 3 between described wheel body 1 and the rotating shaft 2, be provided with inner ring groove 11 on the inwall of described wheel body 1, the correspondence position of described rotating shaft 2 is provided with outer annular groove 21, described ball 3 can rollably place on the retainer 4, and can place actively between wheel body 1 and the rotating shaft 2 with retainer 4, described ball 3 and retainer 4 are two groups, and the compartment of terrain is arranged between wheel body 1 and the rotating shaft 2 side by side; The outside face of described ball 3 contacts with the surface of inner ring groove 11 and outer annular groove 21, and the two ends of described rotating shaft 2 are provided with annular groove 22, and described rotating shaft 2 places on the support 5, and stretch out outside the support 5 at the two ends of rotating shaft 2, and is fixed on the support 5 with snap ring 6; The two ends of described rotating shaft 2, between wheel body 1 and rotating shaft 2, be respectively arranged with cover of dust 7, the outside of described cover of dust 7 is respectively arranged with rubber seal ring 8, described rubber seal ring 8 is fixed in respectively the two ends of wheel body 1 with annular baffle ring 9, rubber seal ring 8 and annular baffle ring 9 are passed in described rotating shaft 2 successively, the inwall of described rubber seal ring 8 contacts with the surface of rotating shaft 2, and the gap is left on the surface of the inwall of described annular baffle ring 9 and rotating shaft 2; The two ends of described wheel body 1 are provided with 4 screws 14, and described annular baffle ring 9 is fixed on the wheel body 1 by screw 10; The outside face of described wheel body 1 contacts with the upper surface of track 20, and the outside face of described wheel body 1 scribbles polytetrafluorethylecoatings coatings 15.
Claims (9)
1. bearing arrangement that is used for rail wheel, comprise wheel body (1) and rotating shaft (2), it is characterized in that: be provided with ball (3) between described wheel body (1) and the rotating shaft (2), be provided with inner ring groove (11) on the inwall of described wheel body (1), the correspondence position of described rotating shaft (2) is provided with outer annular groove (21), described ball (3) can rollably place on the retainer (4), and can place actively between wheel body (1) and the rotating shaft (2) with retainer (4), the outside face of described ball (3) contacts with the surface of inner ring groove (11) and outer annular groove (21), and the two ends of described rotating shaft (2) are arranged on the support (5) of vehicle bottom.
2. bearing arrangement according to claim 1, it is characterized in that: described ball (3) and retainer (4) are two groups, with the interval, be arranged between wheel body (1) and the rotating shaft (2) abreast.
3. bearing arrangement according to claim 1, it is characterized in that: an end of described wheel body (1) is provided with ring-shaped step (12), and the sidewall of described ring-shaped step (12) is slope (13).
4. arbitrary described bearing arrangement in 3 according to claim 1, it is characterized in that: the concrete structure that the two ends of described rotating shaft (2) are arranged on the support (5) of vehicle bottom is: the two ends of described rotating shaft (2) are provided with annular groove (22), when described rotating shaft (2) places support (5) upper, stretch out outside the support (5) at the two ends of described rotating shaft (2), and with snap ring (6) that rotating shaft (2) and support (5) is fixed with each other.
5. arbitrary described bearing arrangement in 3 according to claim 1 is characterized in that: the two ends of described rotating shaft (2), and be positioned between wheel body (1) and the rotating shaft (2) and be respectively arranged with cover of dust (7).
6. bearing arrangement according to claim 5, it is characterized in that: the outside of described cover of dust (7) is respectively arranged with rubber seal ring (8), described rubber seal ring (8) uses respectively annular baffle ring (9) that rubber seal ring (8) is fixed on the two ends of wheel body (1), rubber seal ring (8) and annular baffle ring (9) are passed in described rotating shaft (2) successively, the inwall of described rubber seal ring (8) contacts with the surface of rotating shaft (2), leaves the gap between the surface of the inwall of described annular baffle ring (9) and rotating shaft (2).
7. bearing arrangement according to claim 6, it is characterized in that: the two ends of described wheel body (1) are provided with several screws (14), and described annular baffle ring (9) is fixed on the wheel body (1) by screw (10).
8. bearing arrangement according to claim 7, it is characterized in that: the quantity of described screw (14) is at least 3.
9. arbitrary described bearing arrangement in 3 according to claim 1, it is characterized in that: the outside face of described wheel body (1) scribbles polytetrafluorethylecoatings coatings (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210440928.2A CN102922948B (en) | 2012-10-31 | 2012-10-31 | A kind of bearing arrangement for rail wheel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210440928.2A CN102922948B (en) | 2012-10-31 | 2012-10-31 | A kind of bearing arrangement for rail wheel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102922948A true CN102922948A (en) | 2013-02-13 |
| CN102922948B CN102922948B (en) | 2016-03-30 |
Family
ID=47637934
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210440928.2A Active CN102922948B (en) | 2012-10-31 | 2012-10-31 | A kind of bearing arrangement for rail wheel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102922948B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103195802A (en) * | 2013-04-15 | 2013-07-10 | 太仓博特精工机械设备有限公司 | Push-back type bearing used for push-back type track trolley goods shelf |
| CN107234928A (en) * | 2017-06-05 | 2017-10-10 | 邯钢集团邯宝钢铁有限公司 | A kind of improved coil stripping car wheel assembly |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB208526A (en) * | 1922-12-14 | 1924-02-14 | A W Nilssons Fabriker Ab | Improvements in hubs for baby carriages and the like |
| GB284493A (en) * | 1927-03-22 | 1928-02-02 | Reginald Ford | Wheels for vehicles |
| CN87215260U (en) * | 1987-12-26 | 1988-11-09 | 煤炭工业部煤炭科学研究院上海研究所 | Wheel set for mine car |
| CN2300708Y (en) * | 1998-02-20 | 1998-12-16 | 黄海财 | Aluminium alloy window wheel |
| WO2004085744A1 (en) * | 2003-03-25 | 2004-10-07 | Thyssenkrupp Transrapid Gmbh | Carrier and a magnetic levitation railway provided with said deck |
| CN2749368Y (en) * | 2004-10-20 | 2006-01-04 | 李奕谋 | Drawer guide rail tilt wheel with ball |
| CN2876422Y (en) * | 2006-01-25 | 2007-03-07 | 福州泰康机械制造有限公司 | Roller |
| CN201565472U (en) * | 2010-01-06 | 2010-09-01 | 天津市新宇彩板有限公司 | Improved thickness meter walking trolley |
| DE102009021472A1 (en) * | 2009-05-15 | 2010-11-18 | Schaeffler Technologies Gmbh & Co. Kg | Wheel suspension for steerable motor vehicle, has wheel bearing carrier provided with wheel bearing, where part of wheel bearing carrier is supported in relation to another part of wheel bearing carrier and tiltable around steering axis |
| CN202273993U (en) * | 2011-10-18 | 2012-06-13 | 宁波达尔轴承有限公司 | Steering bearing for car lamp |
| CN202911465U (en) * | 2012-10-31 | 2013-05-01 | 宁波三泰轴承有限公司 | Bearing device used for track wheel |
-
2012
- 2012-10-31 CN CN201210440928.2A patent/CN102922948B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB208526A (en) * | 1922-12-14 | 1924-02-14 | A W Nilssons Fabriker Ab | Improvements in hubs for baby carriages and the like |
| GB284493A (en) * | 1927-03-22 | 1928-02-02 | Reginald Ford | Wheels for vehicles |
| CN87215260U (en) * | 1987-12-26 | 1988-11-09 | 煤炭工业部煤炭科学研究院上海研究所 | Wheel set for mine car |
| CN2300708Y (en) * | 1998-02-20 | 1998-12-16 | 黄海财 | Aluminium alloy window wheel |
| WO2004085744A1 (en) * | 2003-03-25 | 2004-10-07 | Thyssenkrupp Transrapid Gmbh | Carrier and a magnetic levitation railway provided with said deck |
| CN2749368Y (en) * | 2004-10-20 | 2006-01-04 | 李奕谋 | Drawer guide rail tilt wheel with ball |
| CN2876422Y (en) * | 2006-01-25 | 2007-03-07 | 福州泰康机械制造有限公司 | Roller |
| DE102009021472A1 (en) * | 2009-05-15 | 2010-11-18 | Schaeffler Technologies Gmbh & Co. Kg | Wheel suspension for steerable motor vehicle, has wheel bearing carrier provided with wheel bearing, where part of wheel bearing carrier is supported in relation to another part of wheel bearing carrier and tiltable around steering axis |
| CN201565472U (en) * | 2010-01-06 | 2010-09-01 | 天津市新宇彩板有限公司 | Improved thickness meter walking trolley |
| CN202273993U (en) * | 2011-10-18 | 2012-06-13 | 宁波达尔轴承有限公司 | Steering bearing for car lamp |
| CN202911465U (en) * | 2012-10-31 | 2013-05-01 | 宁波三泰轴承有限公司 | Bearing device used for track wheel |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103195802A (en) * | 2013-04-15 | 2013-07-10 | 太仓博特精工机械设备有限公司 | Push-back type bearing used for push-back type track trolley goods shelf |
| CN107234928A (en) * | 2017-06-05 | 2017-10-10 | 邯钢集团邯宝钢铁有限公司 | A kind of improved coil stripping car wheel assembly |
| CN107234928B (en) * | 2017-06-05 | 2023-06-30 | 邯钢集团邯宝钢铁有限公司 | Improved coil stripping trolley wheel device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102922948B (en) | 2016-03-30 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20181024 Address after: 510640 2414-2416 of the main building 371, five mountain road, Tianhe District, Guangzhou, Guangdong. Patentee after: GUANGDONG GAOHANG INTELLECTUAL PROPERTY OPERATION Co.,Ltd. Address before: 315000 No. 1728 Liyuan North Road, Haishu District, Ningbo, Zhejiang -1736 Patentee before: NINGBO SUN THAI BEARING Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20181114 Address after: 221300 Xinhua Village, Guanhu Town, Pizhou City, Jiangsu Province Patentee after: XUZHOU DONGXIANG WOOD INDUSTRY Co.,Ltd. Address before: 510640 2414-2416 of the main building 371, five mountain road, Tianhe District, Guangzhou, Guangdong. Patentee before: GUANGDONG GAOHANG INTELLECTUAL PROPERTY OPERATION Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20221116 Address after: 221321 Room 302, Smart Home Science Park, Guanhu Town, Pizhou City, Xuzhou City, Jiangsu Province Patentee after: Xuzhou yuzhiyang marketing planning Co.,Ltd. Address before: 221300 Xinhua Village, Guanhu Town, Pizhou City, Xuzhou City, Jiangsu Province Patentee before: XUZHOU DONGXIANG WOOD INDUSTRY Co.,Ltd. |