CN202243754U - Excavating machine and supporting wheel structure thereof - Google Patents
Excavating machine and supporting wheel structure thereof Download PDFInfo
- Publication number
- CN202243754U CN202243754U CN2011204195123U CN201120419512U CN202243754U CN 202243754 U CN202243754 U CN 202243754U CN 2011204195123 U CN2011204195123 U CN 2011204195123U CN 201120419512 U CN201120419512 U CN 201120419512U CN 202243754 U CN202243754 U CN 202243754U
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- China
- Prior art keywords
- thrust ring
- supporting wheel
- caterpillar wheel
- ring
- caterpillar
- 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.)
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Abstract
The utility model provides an excavating machine and a supporting wheel structure thereof. The supporting wheel structure comprises a supporting wheel shaft, a shaft sleeve, a thrust ring, a sealing ring and a supporting wheel body, wherein the shaft sleeve is sleeved on the supporting wheel shaft; the thrust ring is sleeved on the supporting wheel shaft, and the thrust ring is arranged at one side of the shaft sleeve; the sealing ring is sleeved on the supporting wheel shaft and is arranged between the shaft sleeve and the thrust ring; and the supporting wheel body is sleeved on the shaft sleeve, and the supporting wheel body covers the sealing ring and the thrust ring. The supporting wheel body of the supporting wheel structure is extent, so the thrust ring can be covered, the thrust ring can be protected, and the thrust ring has stronger resistance to the external impact; and a lubricating passage between the supporting wheel body and the thrust ring is lengthened, so a passage that small foreign matters enter the supporting wheel structure is lengthened, the possibility that the foreign matters enter a lubricating passage is reduced, and the service life of the supporting wheel can be improved.
Description
Technical field
The utility model relates to technical field of engineering machinery, refers in particular to a kind of excavating machine and caterpillar wheel structure thereof.
Background technology
Excavating machine is a kind of of construction machinery and equipment, is widely used in engineering fields such as building, road, mine, and main effect is to carry out digging operation.
Fig. 1 is a prior art caterpillar wheel structure stack-mounted scheme drawing, is example with the traxcavator, and is as shown in the figure, and the main effect of caterpillar wheel structure 10 is the frameworks 20 that support excavating machine, and crawler belt can be advanced along wheel.
Fig. 2 is the scheme drawing of prior art caterpillar wheel structure, and caterpillar wheel structure 10 mainly comprises: caterpillar wheel body 11, supporting wheel shaft 12, axle sleeve 13, seal ring 14 and thrust ring 15 etc.In the caterpillar wheel structure 10 of prior art as shown in Figure 2; With the support junction of framework 20; Thrust ring 15 is positioned at the outer most edge of supporting wheel shaft 12, and the parts that contact with thrust ring 15 have: O type circle 16 and seal ring 14, because thrust ring 15 protrudes in caterpillar wheel body 11; When receiving foreign impacts, damage easily.
In addition, after caterpillar wheel structure 10 was worked for a long time, fine impurities got into the passage between caterpillar wheel, seal ring 14 and the thrust ring 15 easily; Thereby influence lubricant effect; Accumulate over a long period, cause the friction of caterpillar wheel inside configuration to lose efficacy, reduce the life-span of caterpillar wheel structure.
The utility model content
The purpose of the utility model technical scheme provides a kind of excavating machine and caterpillar wheel structure thereof, solve prior art caterpillar wheel structure and damage easily, and impurity gets into the problem that causes caterpillar wheel structural life-time to reduce easily.
For realizing above-mentioned purpose, the utility model specific embodiment provides a kind of caterpillar wheel structure on the one hand, comprising:
Supporting wheel shaft;
Axle sleeve is sheathed on the said supporting wheel shaft;
Thrust ring is sheathed on the said supporting wheel shaft, and said thrust ring is positioned at a side of said axle sleeve;
Seal ring is sheathed on the said supporting wheel shaft, and between said axle sleeve and said thrust ring;
The caterpillar wheel body is sheathed on the said axle sleeve, and said caterpillar wheel body is covered on said seal ring and the said thrust ring.
Preferably, above-mentioned described caterpillar wheel structure, the end face of said caterpillar wheel body and the end face of said thrust ring are positioned at same plane.
Preferably, above-mentioned described caterpillar wheel structure has lubrication channel between said caterpillar wheel body and the said thrust ring, and said lubrication channel is communicated to said seal ring.
The utility model provides a kind of excavating machine on the other hand, comprises body and is used to support the caterpillar wheel structure of said body, and said caterpillar wheel structure comprises:
Supporting wheel shaft;
Axle sleeve is sheathed on the said supporting wheel shaft;
Thrust ring is sheathed on the said supporting wheel shaft, and said thrust ring is positioned at a side of said axle sleeve;
Seal ring is sheathed on the said supporting wheel shaft, and between said axle sleeve and said thrust ring;
The caterpillar wheel body is sheathed on the said axle sleeve, and said caterpillar wheel body is covered on said seal ring and the said thrust ring.
Preferably, above-mentioned described excavating machine, the end face of said caterpillar wheel body and the end face of said thrust ring are positioned at same plane.
Preferably, above-mentioned described excavating machine has lubrication channel between said caterpillar wheel body and the said thrust ring, and said lubrication channel is communicated to said seal ring.
In the utility model specific embodiment technique scheme at least one has following beneficial effect:
The caterpillar wheel body extension can cover thrust ring, and thrust ring is played certain protective role, makes thrust ring impact to external world that stronger resistibility arranged;
Lubrication channel lengthening between caterpillar wheel body and the thrust ring; Make fine impurities get into the passage lengthening of caterpillar wheel inside configuration; The possibility that impurity gets into lubrication channel reduces, and can guarantee the purity of lubricating oil, improves lubricating quality; Reach and improve the friction failure phenomenon, improve the purpose in caterpillar wheel life-span.
Description of drawings
Fig. 1 is a prior art caterpillar wheel structure stack-mounted scheme drawing;
Fig. 2 is the scheme drawing of prior art caterpillar wheel structure;
Fig. 3 is the scheme drawing of the said caterpillar wheel structure of the utility model specific embodiment.
The specific embodiment
For the purpose, technical scheme and the advantage that make the utility model is clearer, will combine accompanying drawing and specific embodiment that the utility model is described in detail below.
Fig. 3 is the structural representation of the said caterpillar wheel structure of the utility model specific embodiment.As shown in Figure 3, this caterpillar wheel structure 100 comprises:
Supporting wheel shaft 110;
Thrust ring 130 is sheathed on the said supporting wheel shaft 110, and said thrust ring 130 is positioned at a side of said axle sleeve 120;
As shown in Figure 3; The said caterpillar wheel structure 100 of the utility model specific embodiment prolongs caterpillar wheel body 150, makes caterpillar wheel body 150 can cover thrust ring 130; Thrust ring 130 is played certain protective role, make thrust ring 130 impact to external world that stronger resistibility arranged.
Best, the end face of the end face of caterpillar wheel body 150 and thrust ring 130 is positioned at same plane, and is outstanding each other, so that any among both of caterpillar wheel body 150 and thrust ring 130 all is not easy to receive foreign impacts.
The utility model specific embodiment has lubrication channel 160 between caterpillar wheel body 150 and the thrust ring 130 on the other hand, and these lubrication channel 160 extensions are communicated to seal ring 140; Because prolonging, caterpillar wheel body 150 is covered in thrust ring 130; Make this lubrication channel 160 extend, so fine impurities get into the passage lengthening of caterpillar wheel inside configuration, the possibility minimizing of impurity entering lubrication channel; To guarantee the purity of lubricating oil; Improve lubricating quality, reach and improve the friction failure phenomenon, improve the purpose in caterpillar wheel life-span.
The utility model specific embodiment a kind of excavating machine also is provided on the other hand, comprise body and be used to support the caterpillar wheel structure of said body that wherein, the caterpillar wheel structure 100 of said excavating machine is as shown in Figure 3, comprising:
Supporting wheel shaft 110;
Thrust ring 130 is sheathed on the said supporting wheel shaft 110, and said thrust ring 130 is positioned at a side of said axle sleeve 120;
The caterpillar wheel structure 100 of said excavating machine prolongs caterpillar wheel body 150, makes caterpillar wheel body 150 can cover thrust ring 130, and thrust ring 130 is played certain protective role, makes thrust ring 130 impact to external world that stronger resistibility arranged.
Best, the end face of the end face of caterpillar wheel body 150 and thrust ring 130 is positioned at same plane, and is outstanding each other, so that any among both of caterpillar wheel body 150 and thrust ring 130 all is not easy to receive foreign impacts.
The utility model specific embodiment has lubrication channel 160 between caterpillar wheel body 150 and the thrust ring 130 on the other hand, and these lubrication channel 160 extensions are communicated to seal ring 140; Because prolonging, caterpillar wheel body 150 is covered in thrust ring 130; Make this lubrication channel 160 extend, so fine impurities get into the passage lengthening of caterpillar wheel inside configuration, the possibility minimizing of impurity entering lubrication channel; To guarantee the purity of lubricating oil; Improve lubricating quality, reach and improve the friction failure phenomenon, improve the purpose in caterpillar wheel life-span.
According to more than, the said caterpillar wheel structure of the utility model specific embodiment has following beneficial effect:
The caterpillar wheel body extension can cover thrust ring, and thrust ring is played certain protective role, makes thrust ring impact to external world that stronger resistibility arranged;
Lubrication channel lengthening between caterpillar wheel body and the thrust ring; Make fine impurities get into the passage lengthening of caterpillar wheel inside configuration; The possibility that impurity gets into lubrication channel reduces, and can guarantee the purity of lubricating oil, improves lubricating quality; Reach and improve the friction failure phenomenon, improve the purpose in caterpillar wheel life-span.
The above only is the preferred implementation of the utility model; Should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the utility model principle; Can also make some improvement and retouching, these improvement and retouching also should be regarded as the protection domain of the utility model.
Claims (6)
1. a caterpillar wheel structure is characterized in that, comprising:
Supporting wheel shaft;
Axle sleeve is sheathed on the said supporting wheel shaft;
Thrust ring is sheathed on the said supporting wheel shaft, and said thrust ring is positioned at a side of said axle sleeve;
Seal ring is sheathed on the said supporting wheel shaft, and between said axle sleeve and said thrust ring;
The caterpillar wheel body is sheathed on the said axle sleeve, and said caterpillar wheel body is covered on said seal ring and the said thrust ring.
2. caterpillar wheel structure as claimed in claim 1 is characterized in that, the end face of said caterpillar wheel body and the end face of said thrust ring are positioned at same plane.
3. caterpillar wheel structure as claimed in claim 1 is characterized in that, has lubrication channel between said caterpillar wheel body and the said thrust ring, and said lubrication channel is communicated to said seal ring.
4. excavating machine comprises body and is used to support the caterpillar wheel structure of said body, it is characterized in that said caterpillar wheel structure comprises:
Supporting wheel shaft;
Axle sleeve is sheathed on the said supporting wheel shaft;
Thrust ring is sheathed on the said supporting wheel shaft, and said thrust ring is positioned at a side of said axle sleeve;
Seal ring is sheathed on the said supporting wheel shaft, and between said axle sleeve and said thrust ring;
The caterpillar wheel body is sheathed on the said axle sleeve, and said caterpillar wheel body is covered on said seal ring and the said thrust ring.
5. excavating machine as claimed in claim 4 is characterized in that, the end face of said caterpillar wheel body and the end face of said thrust ring are positioned at same plane.
6. excavating machine as claimed in claim 4 is characterized in that, has lubrication channel between said caterpillar wheel body and the said thrust ring, and said lubrication channel is communicated to said seal ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204195123U CN202243754U (en) | 2011-10-28 | 2011-10-28 | Excavating machine and supporting wheel structure thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204195123U CN202243754U (en) | 2011-10-28 | 2011-10-28 | Excavating machine and supporting wheel structure thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202243754U true CN202243754U (en) | 2012-05-30 |
Family
ID=46105040
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204195123U Expired - Fee Related CN202243754U (en) | 2011-10-28 | 2011-10-28 | Excavating machine and supporting wheel structure thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202243754U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103253311A (en) * | 2013-05-17 | 2013-08-21 | 泉州市盛德机械发展有限公司 | Structure improvement of supporting chain wheel assembly of crawler type excavator |
| US11312434B2 (en) | 2019-08-13 | 2022-04-26 | Caterpillar Inc. | Threaded idler block cap |
-
2011
- 2011-10-28 CN CN2011204195123U patent/CN202243754U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103253311A (en) * | 2013-05-17 | 2013-08-21 | 泉州市盛德机械发展有限公司 | Structure improvement of supporting chain wheel assembly of crawler type excavator |
| CN103253311B (en) * | 2013-05-17 | 2016-05-11 | 泉州市盛德机械发展有限公司 | The architecture advances of the holder sprocket assemblies of crawler-mounted excavator |
| US11312434B2 (en) | 2019-08-13 | 2022-04-26 | Caterpillar Inc. | Threaded idler block cap |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120530 Termination date: 20161028 |