CN103481960A - Supporting wheel device - Google Patents
Supporting wheel device Download PDFInfo
- Publication number
- CN103481960A CN103481960A CN201310455718.5A CN201310455718A CN103481960A CN 103481960 A CN103481960 A CN 103481960A CN 201310455718 A CN201310455718 A CN 201310455718A CN 103481960 A CN103481960 A CN 103481960A
- Authority
- CN
- China
- Prior art keywords
- seal ring
- end cap
- wheel device
- sealing
- supporting 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.)
- Pending
Links
- 238000007789 sealing Methods 0.000 description 20
- 238000012856 packing Methods 0.000 description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000037396 body weight Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000565 sealant Substances 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
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- Sealing Of Bearings (AREA)
Abstract
The invention relates to the technical field of supporting wheels, in particular to a supporting wheel device. The supporting wheel device comprises a supporting wheel and a rolling shaft penetrating through the supporting wheel, and further comprises a first end cover, a first bolt, a first sealing ring, a second sealing ring and a sealing gasket. The first end cover is fixed to one end of the supporting wheel through the first bolt; the sealing gasket is arranged in a seam between the supporting wheel and the first end cover in a squeezed mode; the first sealing ring is squeezed by the inner end surface of the first end cover and is arranged on a first step of an inner hole of the supporting wheel; the second sealing ring is arranged on the rolling shaft in a sleeved mode and is arranged on the inner side of the first sealing ring. When the supporting wheel device is used, external water and sediment can be kept outside by the sealing gasket and the first sealing ring, and the second sealing ring can prevent lubricating oil from leaking out. Due to the sealing mode, the sealing performance can be improved and the sealing effect can be guaranteed.
Description
Technical field
The present invention relates to the caterpillar wheel technical field, relate in particular to a kind of thrust wheel device.
Background technology
Track roller is the critical component of caterpillar mechanical travelling mechanism, and track roller rolls on crawler belt, and body weight is passed to ground by crawler belt, stops crawler belt to produce and laterally relatively move frame.Because work under bad environment, caterpillar wheel is worked for a long time in mud ground, and its leak tightness directly affects the in-use performance of caterpillar wheel.Existing track roller adopts side seal usually, comprises paper washer and end cap, during installation, first on the paper washer two sides, coats sealant, and it is sticked on caterpillar wheel wheel hub end face, then by fastener, end cap is fixedly connected with caterpillar wheel wheel hub end face; The paper washer long period of soaking easily causes leakage, seal failure in muddy water because pasting inefficacy.
Summary of the invention
The object of the present invention is to provide a kind of thrust wheel device, can solve traditional poor problem of sealing device for supporting wheel sealing effectiveness.
For reaching this purpose, the present invention by the following technical solutions:
A kind of thrust wheel device, comprise caterpillar wheel and be arranged in the roller bearing in described caterpillar wheel, also comprises the first end cap, the first bolt, the first seal ring, the second seal ring and packing seal; Described the first end cap is by described first end that is bolted to described caterpillar wheel, described packing seal is compressed in the gap between described caterpillar wheel and described the first end cap, described the first seal ring is squeezed in by the inner side end of described the first end cap on the first step of endoporus of described caterpillar wheel, and described the second seal ring is sheathed on described roller bearing and in described the first seal ring inboard.
Wherein, a side that is provided with the sealing lines of described the first seal ring is near described the first end cap setting.
Wherein, a side that is provided with the sealing lines of described the second seal ring is away from described the first end cap setting.
Wherein, described packing seal is " L " shape, and its thickness is more than or equal to 0.5 millimeter, is less than or equal to 5 millimeters.
Wherein, the gap between described the first seal ring and described the second seal ring is more than or equal to 0.5 millimeter, is less than or equal to 3 millimeters.
Wherein, also comprise the second bearing be sheathed on described roller bearing and on the second step of the endoporus in described caterpillar wheel.
Wherein, also comprise the second end cap and the second bolt, described the second end cap is by described second other end that is bolted to described caterpillar wheel.
Wherein, also comprise pad and the nut in the described pad outside, described pad is set on described roller bearing, and described nut is screwed on described roller bearing.
Wherein, also comprise the clutch shaft bearing on the 3rd step of the endoporus that is arranged at described caterpillar wheel.
Beneficial effect of the present invention:
Thrust wheel device of the present invention, comprise caterpillar wheel and be arranged in the roller bearing in described caterpillar wheel, also comprises the first end cap, the first bolt, the first seal ring, the second seal ring and packing seal; Described the first end cap is by described first end that is bolted to described caterpillar wheel, described packing seal is compressed in the gap between described caterpillar wheel and described the first end cap, described the first seal ring is squeezed in by the inner side end of described the first end cap on the first step of endoporus of described caterpillar wheel, and described the second seal ring is sheathed on described roller bearing and in described the first seal ring inboard; During use, described packing seal and described the first seal ring can be blocked in outside by outside water and silt, and described the second seal ring can stop oil leakage out, and this combination sealing measure can improve sealing property, guarantees sealing effectiveness.
The accompanying drawing explanation
Fig. 1 is the part sectional view of thrust wheel device of the present invention.
The 1-caterpillar wheel; The 2-packing seal; The 3-roller bearing; 4-the first end cap; 5-the first bolt; 6-the first seal ring; 7-the second seal ring; The 8-pad; The 9-nut; 10-the second bolt; The 11-clutch shaft bearing; 12-the second bearing; 13-the second end cap.
The specific embodiment
Below in conjunction with drawings and Examples, the present invention is described in further detail.Be understandable that, specific embodiment described herein is only for explaining the present invention, but not limitation of the invention.It also should be noted that, for convenience of description, only show part related to the present invention in accompanying drawing but not entire infrastructure.
In conjunction with Fig. 1, thrust wheel device of the present invention is elaborated.
Thrust wheel device of the present invention, comprise caterpillar wheel 1 and be arranged in the roller bearing 3 in described caterpillar wheel 1, also comprises the first end cap 4, the first bolt 5, the first seal ring 6, the second seal ring 7 and packing seal 2; Described the first end cap 4 is fixed on an end of described caterpillar wheel 1 by described the first bolt 5, described packing seal 2 is compressed in the gap between described caterpillar wheel 1 and described the first end cap 4, described the first seal ring 6 is squeezed in by the inner side end of described the first end cap 4 on the first step of endoporus of described caterpillar wheel 1, and described the second seal ring 7 is sheathed on described roller bearing 3 and in described the first seal ring 6 inboards.During use, described packing seal 2 and described the first seal ring 6 can be blocked in outside by outside water and silt, and described the second seal ring 7 can stop oil leakage out, and this combination sealing measure can improve sealing property, guarantees sealing effectiveness.
A side that is provided with the sealing lines of described the first seal ring 6 arranges near described the first end cap 4.Described sealing lines can improve the sealing property of described the first seal ring 6, and a side that is provided with the sealing lines is arranged near the first end cap 4, can stop water and the silt be penetrated in described caterpillar wheel 1 axis hole by actv..
A side that is provided with the sealing lines of described the second seal ring 7 arranges away from described the first end cap 4.Described sealing lines can improve the sealing property of described the second seal ring 7, a side that is provided with the sealing lines is arranged near described the second bearing 12, can prevent that lubricating oil from leaking from described the second bearing 12 by actv., guarantee lubricity, increase work efficiency.
Described packing seal 2 is " L " shape, and its thickness is more than or equal to 0.5 millimeter, is less than or equal to 5 millimeters.The packing seal 2 of described " L " shape is consistent with the shape of described caterpillar wheel 1 endoporus port, thereby guarantees that described packing seal 2 is fitted on described caterpillar wheel 1 closely, improves sealing property.
Gap between described the first seal ring 6 and described the second seal ring 7 is more than or equal to 0.5 millimeter, is less than or equal to 3 millimeters.The preferred described gap of the present invention is 1 millimeter, and the gap of this size can guarantee the sealing needs.
Also comprise the second bearing 12 be sheathed on described roller bearing 3 and on the second step of the endoporus in described caterpillar wheel 1.Described the second bearing 12 plays the effect of supporting described caterpillar wheel 1.
Also comprise the second end cap 13 and the second bolt 10, described the second end cap 13 is fixed on the other end of described caterpillar wheel 1 by described the second bolt 10.Employing is threaded and can guarantees stable connection, and described the second end cap 13 can be placed the axis hole that the foreign material such as silt enter into described caterpillar wheel 1.
Also comprise pad 8 and the nut 9 in described pad 8 outsides, described pad 8 is set on described roller bearing 3, and described nut 9 is screwed on described roller bearing 3.Described pad 8 plays buffer action, and described nut 9 can play the effect of fixing described roller bearing 3.
Also comprise the clutch shaft bearing 11 on the 3rd step of the endoporus that is arranged at described caterpillar wheel 1.
Note, above are only preferred embodiment of the present invention.Skilled person in the art will appreciate that and the invention is not restricted to specific embodiment described here, can carry out for a person skilled in the art various obvious variations, readjust and substitute and can not break away from protection scope of the present invention.Therefore, although by above embodiment, the present invention is described in further detail, the present invention is not limited only to above embodiment, in the situation that do not break away from the present invention's design, can also comprise more other equivalent embodiment, and scope of the present invention is determined by appended claim scope.
Claims (9)
1. a thrust wheel device, comprise caterpillar wheel (1) and be arranged in the roller bearing (3) in described caterpillar wheel (1), it is characterized in that: also comprise the first end cap (4), the first bolt (5), the first seal ring (6), the second seal ring (7) and packing seal (2); Described the first end cap (4) is fixed on an end of described caterpillar wheel (1) by described the first bolt (5), described packing seal (2) is compressed in the gap between described caterpillar wheel (1) and described the first end cap (4), described the first seal ring (6) is squeezed in by the inner side end of described the first end cap (4) on the first step of endoporus of described caterpillar wheel (1), and it is upper and in described the first seal ring (6) inboard that described the second seal ring (7) is sheathed on described roller bearing (3).
2. a kind of thrust wheel device according to claim 1, is characterized in that: close described the first end cap (4) setting of a side that is provided with the sealing lines of described the first seal ring (6).
3. a kind of thrust wheel device according to claim 1 is characterized in that: a side that is provided with the sealing lines of described the second seal ring (7) arranges away from described the first end cap (4).
4. a kind of thrust wheel device according to claim 1 is characterized in that: described packing seal (2) is " L " shape, and its thickness is more than or equal to 0.5 millimeter, is less than or equal to 5 millimeters.
5. a kind of thrust wheel device according to claim 1, it is characterized in that: the gap between described the first seal ring (6) and described the second seal ring (7) is more than or equal to 0.5 millimeter, is less than or equal to 3 millimeters.
6. a kind of thrust wheel device according to claim 1, is characterized in that: also comprise and be sheathed on described roller bearing (3) above and the second bearing (12) on the second step of the endoporus in described caterpillar wheel (1).
7. a kind of thrust wheel device according to claim 1, it is characterized in that: also comprise the second end cap (13) and the second bolt (10), described the second end cap (13) is fixed on the other end of described caterpillar wheel (1) by described the second bolt (10).
8. a kind of thrust wheel device according to claim 1, it is characterized in that: also comprise pad (8) and the nut (9) in described pad (8) outside, it is upper that described pad (8) is set in described roller bearing (3), and described nut (9) is screwed on described roller bearing (3).
9. a kind of thrust wheel device according to claim 1 is characterized in that: also comprise the clutch shaft bearing (11) on the 3rd step of the endoporus that is arranged at described caterpillar wheel (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310455718.5A CN103481960A (en) | 2013-09-29 | 2013-09-29 | Supporting wheel device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310455718.5A CN103481960A (en) | 2013-09-29 | 2013-09-29 | Supporting wheel device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103481960A true CN103481960A (en) | 2014-01-01 |
Family
ID=49822667
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310455718.5A Pending CN103481960A (en) | 2013-09-29 | 2013-09-29 | Supporting wheel device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103481960A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107420546A (en) * | 2017-08-11 | 2017-12-01 | 安徽农业大学 | Paddy field tractor supporting wheel bearing Oil sealing assembly and its second order seam sealing structure |
| CN109606512A (en) * | 2019-01-10 | 2019-04-12 | 合肥晟泰克旋压科技有限公司 | A kind of roller assembly process |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01106380U (en) * | 1988-01-11 | 1989-07-18 | ||
| CN2926008Y (en) * | 2006-06-16 | 2007-07-25 | 泰州现代农业装备有限公司 | Bearing wheel of walking system for self-walking crawler combined harvester |
| CN201106635Y (en) * | 2006-04-06 | 2008-08-27 | 李伟 | Improvement of harvester bottom roller |
| CN101893094A (en) * | 2009-05-21 | 2010-11-24 | 孙锡康 | Actuator cylinder |
| CN201737069U (en) * | 2010-07-15 | 2011-02-09 | 江苏沃得农业机械有限公司 | Sealing device for supporting wheel |
| CN103192895A (en) * | 2013-04-10 | 2013-07-10 | 玉林市川迪机器制造有限公司 | Adjusting and sealing device for wheels of excavator |
| CN203142833U (en) * | 2013-01-14 | 2013-08-21 | 江苏沃得农业机械有限公司 | Thrust wheel sealing device |
-
2013
- 2013-09-29 CN CN201310455718.5A patent/CN103481960A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01106380U (en) * | 1988-01-11 | 1989-07-18 | ||
| CN201106635Y (en) * | 2006-04-06 | 2008-08-27 | 李伟 | Improvement of harvester bottom roller |
| CN2926008Y (en) * | 2006-06-16 | 2007-07-25 | 泰州现代农业装备有限公司 | Bearing wheel of walking system for self-walking crawler combined harvester |
| CN101893094A (en) * | 2009-05-21 | 2010-11-24 | 孙锡康 | Actuator cylinder |
| CN201737069U (en) * | 2010-07-15 | 2011-02-09 | 江苏沃得农业机械有限公司 | Sealing device for supporting wheel |
| CN203142833U (en) * | 2013-01-14 | 2013-08-21 | 江苏沃得农业机械有限公司 | Thrust wheel sealing device |
| CN103192895A (en) * | 2013-04-10 | 2013-07-10 | 玉林市川迪机器制造有限公司 | Adjusting and sealing device for wheels of excavator |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107420546A (en) * | 2017-08-11 | 2017-12-01 | 安徽农业大学 | Paddy field tractor supporting wheel bearing Oil sealing assembly and its second order seam sealing structure |
| CN109606512A (en) * | 2019-01-10 | 2019-04-12 | 合肥晟泰克旋压科技有限公司 | A kind of roller assembly process |
| CN109606512B (en) * | 2019-01-10 | 2020-10-02 | 合肥晟泰克旋压科技有限公司 | Thrust wheel assembling process |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20140101 |