CN220262916U - End cover of diesel excavator - Google Patents
End cover of diesel excavator Download PDFInfo
- Publication number
- CN220262916U CN220262916U CN202321829743.0U CN202321829743U CN220262916U CN 220262916 U CN220262916 U CN 220262916U CN 202321829743 U CN202321829743 U CN 202321829743U CN 220262916 U CN220262916 U CN 220262916U
- Authority
- CN
- China
- Prior art keywords
- cover body
- diesel
- excavator
- central tube
- fixedly arranged
- 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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Links
- 238000007789 sealing Methods 0.000 claims description 25
- 230000017525 heat dissipation Effects 0.000 claims description 9
- 230000000694 effects Effects 0.000 claims description 7
- 239000010687 lubricating oil Substances 0.000 abstract description 20
- 238000000034 method Methods 0.000 description 5
- 239000000945 filler Substances 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 230000001050 lubricating effect Effects 0.000 description 3
- 239000003921 oil Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000005461 lubrication Methods 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
Landscapes
- Earth Drilling (AREA)
Abstract
The utility model discloses an end cover of a diesel excavator, which relates to the field of end covers of diesel excavators and comprises a central pipe, wherein a cover body is fixedly arranged at the outer end of the central pipe, a guide rod is fixedly arranged on one side of the cover body, a refueling channel is arranged in the guide rod, the refueling channel penetrates through the cover body, an opening communicated with the refueling channel is formed in the top end of the guide rod, a rubber plug is arranged at the opening, an elastic component is arranged on one side of the cover body, and the elastic component comprises a sleeve sleeved at the outer end of the central pipe. According to the utility model, the guide rod is arranged on the cover body, the oiling channel is arranged in the guide rod, the opening communicated with the oiling channel is arranged at the top end of the guide rod, when lubricating oil is required to be added, the rubber plug is removed, and the lubricating oil is directly poured into the oiling channel through the opening.
Description
Technical Field
The utility model relates to the field, in particular to an end cover of a diesel excavator.
Background
The excavator is quite common large-scale equipment, is generally used in some construction sites and is used for excavating soil, finishing road surfaces, dismantling worn-out buildings and the like, and generally, the excavator has two power sources of gasoline and diesel, wherein the diesel engine has high power and is more suitable for the large-scale equipment such as the excavator.
On diesel excavators, the thrust wheel of the excavator is an important component part on the crawler belt, so-called the thrust wheel, the main function of the thrust wheel is to support the weight of the excavator, end covers with sealing function are arranged at two ends of the thrust wheel, the end covers are fixed in the working process, and the main body of the thrust wheel is to rotate, so that lubricating oil is filled in the thrust wheel.
An oil filler capable of adding lubricating oil is arranged on an end cover in the prior art, such as an excavator thrust wheel end cover structure with a publication number of CN206971303U, but the oil filler faces to the side, so that the oil filler is inconvenient when liquid lubricating oil is added, and the lubricating oil is easy to spill in the adding process.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the utility model provides the end cover of the diesel excavator, which is characterized in that the guide rod is arranged on the cover body, the oiling channel which can penetrate through the cover body is arranged in the guide rod, the opening which is communicated with the oiling channel is arranged at the top end of the guide rod, when lubricating oil needs to be added, the rubber plug is taken down, and the lubricating oil is directly poured into the oiling channel through the opening.
(II) technical scheme
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: the end cover of the diesel excavator comprises a central pipe, wherein a cover body is fixedly arranged at the outer end of the central pipe, a guide rod is fixedly arranged on one side of the cover body, a refueling channel is arranged in the guide rod, the refueling channel penetrates through the cover body, an opening communicated with the refueling channel is formed in the top end of the guide rod, and a rubber plug is arranged at the opening;
an elastic component is arranged on one side of the cover body and comprises a sleeve sleeved at the outer end of the central tube, a torsion spring is fixedly arranged at one end of the sleeve, which faces the cover body, and one end of the torsion spring is fixedly connected with the cover body;
the outer end of the sleeve is provided with an arc-shaped groove, the outer end of the central tube is fixedly provided with an indication rod, and the top end of the indication rod extends to the top of the sleeve through the arc-shaped groove.
Further, a limit ring is fixedly arranged at the outer end of the central tube, and the limit ring is arranged at one side of the sleeve, which is far away from the cover body, and plays a role in limiting the sleeve;
connecting seats are fixedly arranged on two sides of the sleeve, and the end cover is installed and fixed through the connecting seats.
Further, the other end of the cover body is provided with a groove, the thrust wheel is clamped into the groove during installation, and a sealing gasket with a sealing effect is fixedly arranged on the inner wall of the groove, so that the sealing performance of the cover body is improved.
Further, the sealing ring is fixedly arranged at one end of the central tube, and the sealing ring is positioned at one side where the groove is, so that the tightness of the central tube is improved.
Further, the other end of the central tube is provided with a sealing cover through bolts, so that the tightness of the central tube is improved, and the top end and the bottom end of the central tube are provided with through holes.
Further, a plurality of annular heat dissipation bulges are fixedly arranged on one side of the cover body, and the heat dissipation area is increased through the heat dissipation bulges, so that the heat dissipation efficiency is improved.
(III) beneficial effects
Compared with the prior art, the utility model provides the end cover of the diesel excavator, which has the following beneficial effects:
through set up the guide arm on the lid to set up the refuel passageway that can run through the lid in the guide arm is inside, set up on the top of guide arm with refuel passageway communicating opening, when needing to add lubricating oil, take off the rubber buffer, pour lubricating oil directly into refuel passageway through the opening part, compare the tank filler hole towards the side among the prior art, this kind of mode of adding lubricating oil is more convenient, lubricating oil also is difficult for unrestrained.
Through setting up elastic component at the center tube outer end, the frictional force of thrust wheel can make the center tube rotate relative sleeve pipe to make the pilot lever slide in the arc inslot, just can judge frictional force through observing the inside gliding distance of pilot lever in the arc inslot, and then audio-visual lubrication effect that reflects lubricating oil.
Drawings
FIG. 1 is a perspective view of the present utility model;
FIG. 2 is a perspective view of the present utility model;
FIG. 3 is a perspective cross-sectional view of a cover of the present utility model;
FIG. 4 is a cross-sectional view of a center tube of the present utility model;
fig. 5 is a cross-sectional view of a guide bar of the present utility model.
In the figure: 1. a cover body; 2. a central tube; 3. an elastic component; 301. a sleeve; 302. an arc-shaped groove; 303. an indication rod; 304. a torsion spring; 4. a closing cap; 5. a through hole; 6. a heat radiation protrusion; 7. a guide rod; 8. a seal ring; 9. a connecting seat; 10. a groove; 11. a sealing gasket; 12. a fueling channel; 13. a rubber stopper; 14. and a limit ring.
Detailed Description
In order that the manner in which the above-recited features, advantages, objects and advantages of the present utility model are obtained, a more particular description of the utility model briefly summarized above may be had by reference to the embodiments thereof which are illustrated in the appended drawings. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In order to overcome the defects in the prior art, as shown in fig. 1-5, the utility model provides a diesel excavator end cover, which comprises a central pipe 2, wherein a cover body 1 is fixedly arranged at the outer end of the central pipe 2, a guide rod 7 is fixedly arranged at one side of the cover body 1, a refueling channel 12 is arranged in the guide rod 7, the refueling channel 12 penetrates through the cover body 1, an opening communicated with the refueling channel 12 is formed at the top end of the guide rod 7, and a rubber plug 13 is arranged at the opening;
the end covers are arranged at the two ends of the thrust wheel of the diesel excavator, the wheel shaft of the thrust wheel is located at the center of the thrust wheel, the two ends of the thrust wheel extend into the two center pipes 2, the cover body 1 seals the two ends of the thrust wheel, the oiling channel 12 in the guide rod 7 penetrates through the cover body 1 and can be communicated with the inside and the outside of the thrust wheel, the rubber plug 13 is arranged at the opening of the guide rod 7 in a daily state, the oiling channel 12 is in a sealed state, when lubricating oil is required to be added, the rubber plug 13 is taken down, the lubricating oil is poured into the oiling channel 12 through the opening, and then the lubricating oil flows into the thrust wheel along the oiling channel 12.
In order to intuitively understand the lubrication effect of the lubricating oil, as shown in fig. 1, 2 and 4, one side of the cover body 1 is provided with an elastic component 3, the elastic component 3 comprises a sleeve 301 sleeved at the outer end of the central tube 2, one end of the sleeve 301 facing the cover body 1 is fixedly provided with a torsion spring 304, and one end of the torsion spring 304 is fixedly connected with the cover body 1;
an arc groove 302 is formed in the outer end of the sleeve 301, an indication rod 303 is fixedly arranged at the outer end of the central tube 2, and the top end of the indication rod 303 extends to the top of the sleeve 301 through the arc groove 302.
The outer end of the central tube 2 is fixedly provided with a limit ring 14, and the limit ring 14 is arranged on one side of the sleeve 301 far away from the cover body 1 and plays a role in limiting the sleeve 301;
connecting seats 9 are fixedly arranged on two sides of the sleeve 301, and the end cover is installed and fixed through the connecting seats 9.
After the end cover is arranged on the thrust wheel, the end cover is fixed through the speaking connecting seat 9, so that the thrust wheel rotates in the running process of the excavator, the end cover is fixed, friction is generated between the thrust wheel and the cover body 1 in the rotating process, the friction force is reduced as much as possible, in the running process, the friction force drives the central tube 2 and the cover body 1 to rotate relative to the elastic component 3, the sleeve 301 is fixedly connected on the cover body 1 through the torsion spring 304, after the central tube 2 rotates relatively, the torsion spring 304 tightens up, the relative rotation of the central tube 2 plays a role of blocking, the relative rotation of the central tube 2 drives the indicating rod 303 fixed at the outer end of the central tube 2 to rotate, the indicating rod 303 slides in the arc groove 302, the friction force can be judged by observing the sliding distance of the indicating rod 303 in the arc groove 302, the larger sliding distance indicates that the lubricating effect of the lubricating oil is poorer, and conversely indicates that the lubricating effect of the lubricating oil in the thrust wheel is better, and the lubricating effect of the lubricating oil can be intuitively seen.
In order to improve the sealing effect, as shown in fig. 1-3, the other end of the cover body 1 is provided with a groove 10, when in installation, the thrust wheel is clamped into the groove 10, and the inner wall of the groove 10 is fixedly provided with a sealing gasket 11 which plays a sealing role, so that the sealing performance of the cover body 1 is improved.
The sealing ring 8 is fixedly arranged at one end of the central tube 2, and the sealing ring 8 is positioned at one side of the groove 10, so that the tightness of the central tube 2 is improved.
The other end of the central tube 2 is provided with a sealing cover 4 through bolts for improving the tightness of the central tube 2, and the top end and the bottom end of the central tube 2 are provided with through holes 5.
A plurality of annular heat dissipation bulges 6 are fixedly arranged on one side of the cover body 1, and the heat dissipation area is increased through the heat dissipation bulges 6, so that the heat dissipation efficiency is improved.
During installation, the two ends of the supporting wheel are clamped into the grooves 10 of the end cover and are contacted with the sealing gaskets 11 in the grooves 10, so that the connection between the cover body 1 and the supporting wheel is enhanced, the sealing effect is improved, and the sealing ring 8 improves the sealing performance between the wheel shaft and the central tube 2 because the wheel shaft of the supporting wheel extends into the central tube 2, the wheel shaft is sealed inside the central tube 2 by the sealing cover 4 fixed at the other end of the central tube 2, the influence of the external environment on the central tube 2 is reduced, and the wheel shaft protection effect is achieved.
The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims.
Claims (6)
1. The utility model provides a diesel excavator end cover, includes center tube (2), center tube (2) outer end is fixed to be equipped with lid (1), its characterized in that: a guide rod (7) is fixedly arranged on one side of the cover body (1), a refueling channel (12) is formed in the guide rod (7), the refueling channel (12) penetrates through the cover body (1), an opening communicated with the refueling channel (12) is formed in the top end of the guide rod (7), and a rubber plug (13) is arranged at the opening;
an elastic component (3) is arranged on one side of the cover body (1), the elastic component (3) comprises a sleeve (301) sleeved at the outer end of the central tube (2), a torsion spring (304) is fixedly arranged at one end of the sleeve (301) facing the cover body (1), and one end of the torsion spring (304) is fixedly connected with the cover body (1);
an arc groove (302) is formed in the outer end of the sleeve (301), an indication rod (303) is fixedly arranged at the outer end of the central tube (2), and the top end of the indication rod (303) extends to the top of the sleeve (301) through the arc groove (302).
2. The diesel excavator end cap of claim 1 wherein: a limit ring (14) is fixedly arranged at the outer end of the central tube (2), and the limit ring (14) is arranged at one side of the sleeve (301) away from the cover body (1);
connecting seats (9) are fixedly arranged on two sides of the sleeve (301).
3. The diesel excavator end cap of claim 1 wherein: the novel sealing device is characterized in that a groove (10) is formed in the other end of the cover body (1), and a sealing gasket (11) with a sealing effect is fixedly arranged on the inner wall of the groove (10).
4. A diesel excavator end cap as claimed in claim 3 wherein: one end of the central tube (2) is fixedly provided with a sealing ring (8), and the sealing ring (8) is positioned on one side where the groove (10) is positioned.
5. The diesel excavator end cap of claim 1 wherein: the other end of the central tube (2) is provided with a closing cap (4) through bolts, and the top end and the bottom end of the central tube (2) are provided with through holes (5).
6. The diesel excavator end cap of claim 1 wherein: a plurality of annular heat dissipation bulges (6) are fixedly arranged on one side of the cover body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321829743.0U CN220262916U (en) | 2023-07-12 | 2023-07-12 | End cover of diesel excavator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321829743.0U CN220262916U (en) | 2023-07-12 | 2023-07-12 | End cover of diesel excavator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220262916U true CN220262916U (en) | 2023-12-29 |
Family
ID=89304546
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321829743.0U Active CN220262916U (en) | 2023-07-12 | 2023-07-12 | End cover of diesel excavator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220262916U (en) |
-
2023
- 2023-07-12 CN CN202321829743.0U patent/CN220262916U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |