CN221097206U - High-strength shaft sleeve for large-scale engineering machinery - Google Patents
High-strength shaft sleeve for large-scale engineering machinery Download PDFInfo
- Publication number
- CN221097206U CN221097206U CN202323307793.5U CN202323307793U CN221097206U CN 221097206 U CN221097206 U CN 221097206U CN 202323307793 U CN202323307793 U CN 202323307793U CN 221097206 U CN221097206 U CN 221097206U
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- locking
- sleeve
- mounting sleeve
- lower side
- hoops
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- 238000009434 installation Methods 0.000 claims abstract description 12
- 238000010276 construction Methods 0.000 claims 3
- 238000007789 sealing Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 230000006872 improvement Effects 0.000 description 2
- 230000001050 lubricating effect Effects 0.000 description 2
- 239000010687 lubricating oil Substances 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
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- Mutual Connection Of Rods And Tubes (AREA)
Abstract
The utility model discloses a high-strength shaft sleeve for large engineering machinery, which belongs to the technical field of shaft sleeves and comprises a semicircular first mounting sleeve and a second mounting sleeve, wherein a symmetrical first locking table is arranged on the side surface of the first mounting sleeve, a symmetrical second locking table is arranged on the side surface of the second mounting sleeve, a locking structure is arranged on the second locking table, a locking hole matched with the locking structure is formed in the first locking table, bosses are arranged on the upper side and the lower side of the first mounting sleeve and the lower side of the second mounting sleeve, locking hoops are further arranged on the upper side and the lower side of the first mounting sleeve and the lower side of the second mounting sleeve, and the locking hoops are limited by the bosses; a plurality of groups of balls are movably arranged on the inner walls of the first installation sleeve and the second installation sleeve. The double locking can be carried out on the shaft sleeve through the matching of the locking structure and the locking hoops, the first locking table can be quickly locked under the matching of the locking fan and the locking block, and the locking hoops on two sides can be used for locking again, so that the strength of the high-strength shaft sleeve for the large-scale engineering machinery can be greatly improved.
Description
Technical Field
The utility model relates to the technical field of shaft sleeves, in particular to a high-strength shaft sleeve for large-scale engineering machinery.
Background
The shaft sleeve is a cylindrical mechanical part sleeved on the rotating shaft, is an integral part of the sliding bearing, and is generally in interference fit with the bearing seat and is in clearance fit with the shaft. The shaft sleeve is the same as the bearing in that the shaft sleeve bears the load of the shaft, the bearing is split, and the inner ring and the outer ring of the bearing move relatively during rotation.
Application number: cn202223490181.X; discloses a high-strength wear-resistant bucket shaft sleeve, which belongs to the technical field of bucket shaft sleeves. The bucket axle sleeve comprises a left axle sleeve, wherein a right axle sleeve is arranged on the right side of the left axle sleeve, protection mechanisms for improving the wear-resisting effect are arranged on the upper side and the lower side of the left axle sleeve, sealing mechanisms for reducing the loss of lubricating liquid are arranged on the inner side of the left axle sleeve, the left axle sleeve and the right axle sleeve are identical in structure, the left axle sleeve and the right axle sleeve are symmetrically arranged, sealing grooves are respectively embedded into the front end and the rear end of the left side of the right axle sleeve, and the sealing grooves are matched with the sealing strips. According to the utility model, the balls and the containing cavity are arranged, so that lubricating oil flows into the containing cavity to stay, the balls roll and are smeared on the bucket shaft to be matched with the sealing ring, the lubricating effect can be effectively improved, the loss of the lubricating oil is slowed down, meanwhile, the balls can roll along the bucket shaft, the friction between the inner cavity and the bucket shaft during operation is reduced, the abrasion between the inner cavity and the bucket shaft is avoided, and the service lives of the inner cavity and the bucket shaft are prolonged.
The shaft sleeve of the comparison document has general strength, the locking effect of the locking structure is general, the disassembly process is complex, and the quick locking structure is lacking, so the high-strength shaft sleeve for the large-scale engineering machinery is designed so as to solve the problems.
Disclosure of utility model
The utility model aims at: in order to solve the problems that the strength of the traditional shaft sleeve is common, the locking effect of the locking structure is common, the disassembly process is complicated, the quick locking structure is lacking and the like, the high-strength shaft sleeve for large-scale engineering machinery is provided.
In order to achieve the above purpose, the technical scheme of the utility model is as follows: the high-strength shaft sleeve for the large-scale engineering machinery comprises a semicircular first mounting sleeve and a second mounting sleeve, wherein symmetrical first locking platforms are arranged on the side surfaces of the first mounting sleeve, symmetrical second locking platforms are arranged on the side surfaces of the second mounting sleeve, locking structures are arranged on the second locking platforms, locking holes matched with the locking structures are formed in the first locking platforms, bosses are arranged on the upper side and the lower side of the first mounting sleeve and the lower side of the second mounting sleeve, locking hoops are further arranged on the upper side and the lower side of the first mounting sleeve and the lower side of the second mounting sleeve, and the locking hoops are limited by the bosses; and a plurality of groups of balls are movably arranged on the inner walls of the first mounting sleeve and the second mounting sleeve.
As still further aspects of the utility model: the locking structure comprises a locking groove formed in the second locking table, a locking rod is movably arranged in the locking groove, a locking fan is arranged at the bottom of the locking rod, an adjusting cap is arranged at the top of the locking rod, a first spring is arranged between the locking groove and the adjusting cap, and a locking block matched with the locking fan is arranged in the locking hole.
As still further aspects of the utility model: the inner walls of the first mounting sleeve and the second mounting sleeve are provided with a plurality of groups of grooves, a second spring is arranged in each groove, and the balls are mounted at the top of the second spring.
As still further aspects of the utility model: threads are arranged on two sides of the first mounting sleeve and the second mounting sleeve, and threads are also arranged on the inner wall of the lock hoop.
The utility model provides a high-strength shaft sleeve for a large-scale engineering machine through improvement, and compared with the prior art, the high-strength shaft sleeve has the following improvement and advantages:
The utility model can double lock the first mounting sleeve and the second mounting sleeve at two sides through the matching of the locking structure and the locking hoops, wherein the first locking table can be quickly locked under the matching of the locking fan and the locking block, and the mounting sleeve can be locked again through the locking hoops at two sides, so that the strength of the high-strength shaft sleeve for the large-scale engineering machinery can be greatly improved.
Drawings
The utility model is further explained below with reference to the drawings and examples:
FIG. 1 is a front view of the structure of the present utility model;
FIG. 2 is an exploded view of the present utility model;
FIG. 3 is a cross-sectional view of a locking structure of the present utility model;
Fig. 4 is a cross-sectional view of a slot in the present utility model.
Reference numerals illustrate:
1. A first mounting sleeve; 2. a second mounting sleeve; 3. a first locking stage; 4. a second locking stage; 5. a locking structure; 6. a boss; 7. locking a hoop; 8. a lock hole; 9. a locking block; 10. a locking groove; 11. a locking lever; 12. locking the fan; 13. an adjustment cap; 14. a first spring; 15. slotting; 16. a second spring; 17. and (3) rolling balls.
Detailed Description
The following detailed description of the present utility model will provide clear and complete description of the technical solutions of the embodiments of the present utility model, with reference to fig. 1 to 4, and it is obvious that the described embodiments are only some embodiments of the present utility model, but not all embodiments. 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.
The utility model provides a high-strength shaft sleeve for a large-scale engineering machine by improving the structure, as shown in fig. 1-4, the high-strength shaft sleeve for the large-scale engineering machine comprises a semicircular first mounting sleeve 1 and a semicircular second mounting sleeve 2, wherein a symmetrical first locking table 3 is arranged on the side surface of the first mounting sleeve 1, a symmetrical second locking table 4 is arranged on the side surface of the second mounting sleeve 2, a locking structure 5 is arranged on the second locking table 4, locking holes 8 matched with the locking structure 5 are formed in the first locking table 3, bosses 6 are arranged on the upper side and the lower side of the first mounting sleeve 1 and the lower side of the second mounting sleeve 2, locking hoops 7 are further arranged on the upper side and the lower side of the first mounting sleeve 1 and the lower side of the second mounting sleeve 2, and the bosses 6 limit the locking hoops 7; the inner walls of the first mounting sleeve 1 and the second mounting sleeve 2 are movably provided with a plurality of groups of balls 17.
The utility model can double lock the first mounting sleeve 1 and the second mounting sleeve 2 at two sides through the matching of the locking structure 5 and the locking hoops 7, wherein the first locking table 3 can be quickly locked under the matching of the locking fan 12 and the locking block 9, and the mounting sleeve can be locked again through the locking hoops 7 at two sides, thereby greatly improving the strength of the high-strength shaft sleeve for the large-scale engineering machinery.
Referring to fig. 2-3, the locking structure 5 comprises a locking groove 10 formed in the second locking table 4, a locking rod 11 is movably arranged in the locking groove 10, a locking fan 12 is arranged at the bottom of the locking rod 11, an adjusting cap 13 is arranged at the top of the locking rod 11, a first spring 14 is arranged between the locking groove 10 and the adjusting cap 13, and a locking block 9 matched with the locking fan 12 is arranged in the locking hole 8.
In this embodiment: in order to lock the first locking stage 3 quickly, a locking structure 5 is provided on the second locking stage 4. When the locking is needed, the adjusting cap 13 is pressed downwards, the adjusting cap 13 drives the locking rod 11 and the locking fan 12 to move downwards, and when the locking fan 12 passes through the locking block 9 and reaches the back of the locking block 9, the adjusting cap 13 is rotated again, so that the locking fan 12 is locked on the back of the locking block 9. In order to facilitate the downward pressing or turning of the locking lever 11, an adjustment cap 13 is fixedly connected to the top of the locking lever 11. When the locking fan 12 is unlocked, in order to automatically reset the adjustment cap 13, a first spring 14 is provided between the adjustment cap 13 and the locking groove 10.
Referring to fig. 3-4, a plurality of groups of grooves 15 are formed in the inner walls of the first mounting sleeve 1 and the second mounting sleeve 2, a second spring 16 is arranged in each groove 15, and balls 17 are mounted on the top of each second spring 16.
In this embodiment: in order to reduce friction, a plurality of sets of balls 17 are movably provided on the inner walls of the first and second mounting sleeves 1, 2.
Referring to fig. 2 to 4, threads are provided on both sides of the first and second mounting sleeves 1 and 2, and threads are also provided on the inner wall of the locking collar 7.
In this embodiment: in order to lock the first and second installation sleeves 1 and 2 again, threads are provided on the top of the first and second installation sleeves 1 and 2, and a locking collar 7 is installed by screw connection.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (4)
1. The utility model provides a high strength axle sleeve that large-scale engineering machinery used which characterized in that: the novel lock comprises a semicircular first installation sleeve (1) and a second installation sleeve (2), wherein a symmetrical first locking table (3) is arranged on the side face of the first installation sleeve (1), a symmetrical second locking table (4) is arranged on the side face of the second installation sleeve (2), a locking structure (5) is arranged on the second locking table (4), a locking hole (8) matched with the locking structure (5) is formed in the first locking table (3), bosses (6) are arranged on the upper side and the lower side of the first installation sleeve (1) and the lower side of the second installation sleeve (2), locking hoops (7) are further arranged on the upper side and the lower side of the first installation sleeve (1) and the lower side of the second installation sleeve (2), and the locking hoops (7) are limited by the bosses (6); a plurality of groups of balls (17) are movably arranged on the inner walls of the first mounting sleeve (1) and the second mounting sleeve (2).
2. A high strength bushing for a large scale construction machine according to claim 1, wherein: the locking structure (5) comprises a locking groove (10) formed in the second locking table (4), a locking rod (11) is movably arranged in the locking groove (10), a locking fan (12) is arranged at the bottom of the locking rod (11), an adjusting cap (13) is arranged at the top of the locking rod (11), a first spring (14) is arranged between the locking groove (10) and the adjusting cap (13), and a locking block (9) matched with the locking fan (12) is arranged in the locking hole (8).
3. A high strength bushing for a large scale construction machine according to claim 1, wherein: the inner walls of the first mounting sleeve (1) and the second mounting sleeve (2) are provided with a plurality of groups of grooves (15), the grooves (15) are internally provided with second springs (16), and the balls (17) are mounted at the tops of the second springs (16).
4. A high strength bushing for a large scale construction machine according to claim 1, wherein: threads are arranged on two sides of the first mounting sleeve (1) and the second mounting sleeve (2), and threads are also arranged on the inner wall of the lock hoop (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323307793.5U CN221097206U (en) | 2023-12-06 | 2023-12-06 | High-strength shaft sleeve for large-scale engineering machinery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323307793.5U CN221097206U (en) | 2023-12-06 | 2023-12-06 | High-strength shaft sleeve for large-scale engineering machinery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221097206U true CN221097206U (en) | 2024-06-07 |
Family
ID=91328500
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323307793.5U Active CN221097206U (en) | 2023-12-06 | 2023-12-06 | High-strength shaft sleeve for large-scale engineering machinery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221097206U (en) |
-
2023
- 2023-12-06 CN CN202323307793.5U patent/CN221097206U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |