CN220581494U - Wear-resistant shaft sleeve for aerospace connecting piece - Google Patents
Wear-resistant shaft sleeve for aerospace connecting piece Download PDFInfo
- Publication number
- CN220581494U CN220581494U CN202322228283.2U CN202322228283U CN220581494U CN 220581494 U CN220581494 U CN 220581494U CN 202322228283 U CN202322228283 U CN 202322228283U CN 220581494 U CN220581494 U CN 220581494U
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- CN
- China
- Prior art keywords
- lining
- shaft sleeve
- oil inlet
- sleeve
- wear
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- 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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- 239000003921 oil Substances 0.000 abstract description 36
- 239000010687 lubricating oil Substances 0.000 abstract description 15
- 238000002347 injection Methods 0.000 abstract description 3
- 239000007924 injection Substances 0.000 abstract description 3
- 230000001771 impaired effect Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 10
- 230000017525 heat dissipation Effects 0.000 description 9
- 238000005299 abrasion Methods 0.000 description 8
- 238000009434 installation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000012466 permeate Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
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- Pivots And Pivotal Connections (AREA)
Abstract
The utility model discloses a wear-resistant shaft sleeve for a space connector, which comprises a connector, wherein a shaft sleeve is sleeved on the connector, a lining is arranged in the shaft sleeve, a baffle is fixedly arranged above the lining, and sliding rods are respectively arranged at the two ends of the lower end surface of the baffle. This a lining for wear-resisting axle sleeve of space connector constitutes revolution mechanic with the axle sleeve in the spout through the slide bar, and the lining passes through slide bar, elasticity stopper block in spacing downthehole and constitutes elasticity block limit structure with the axle sleeve, thereby contact with the connecting piece through the lining, reduce the axle sleeve and take place the circumstances of wearing and tearing in the use, and then increased the life of axle sleeve, the inside of the device lining forms the intercommunication structure through the through-hole, oil inlet and oil feed pipe, thereby through oil inlet, the inside of through-hole direct injection into the inside of lining, and guarantee through rotatory inside lining that lubricating oil can evenly be smeared in the inner wall of inside lining, and then reduce the impaired condition of inside lining in the course of working.
Description
Technical Field
The utility model relates to the technical field of aerospace connectors, in particular to a wear-resistant shaft sleeve for an aerospace connector.
Background
Space flight, also known as space flight, space voyage or aerospace flight, refers to the collective term for entering, exploring, developing and utilizing space and various activities of celestial bodies outside the earth. In the aerospace engineering, in order to ensure that the connecting piece can work normally, the shaft sleeve is used for fixing and protecting the connecting piece.
The shaft sleeve is fixed to the position of the connecting piece through the shaft sleeve body in the use process, abrasion between the connecting piece and other parts is reduced, the existing shaft sleeve is contacted with the connecting piece through the body in the use process, so that the shaft sleeve is easily damaged, the service life of the shaft sleeve is further reduced, lubricating oil is injected into the shaft sleeve through a gap between the shaft sleeve and the connecting piece, and the lubricating oil cannot be uniformly smeared on the inner wall of the shaft sleeve. For this purpose, an abrasion resistant sleeve for an aerospace connection has been proposed to solve the above problems.
Disclosure of Invention
The utility model aims to provide a wear-resistant shaft sleeve for an aerospace connecting piece, which solves the problems that the conventional shaft sleeve provided in the background art is easy to damage the shaft sleeve by contacting the body with the connecting piece in the use process, the service life of the shaft sleeve is further shortened, lubricating oil is injected into the gap between the shaft sleeve and the connecting piece, and the lubricating oil cannot be uniformly smeared on the inner wall of the shaft sleeve.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a wear-resisting axle sleeve for space connector, includes the connecting piece, the cover is equipped with the axle sleeve on the connecting piece, the inside lining has been placed to the axle sleeve, and the inside lining is fixed in the top, and the lower terminal surface of baffle is equipped with the slide bar respectively in both ends, the axle sleeve has seted up the spout in the up end correspondence, and the slide bar alternates in the spout, the slide bar is fixed in the outer wall and has been equipped with the elasticity stopper, and the axle sleeve has seted up spacing hole in the outer wall correspondence, elasticity stopper block is in spacing downthehole;
the inner liner is uniformly provided with a plurality of groups of through holes, the shaft sleeve is provided with an oil inlet at the left side, a spiral cover is screwed in the oil inlet, an oil inlet pipe is inserted in the oil inlet, the other end of the oil inlet pipe is fixedly connected with a connecting pipe, and the other end of the connecting pipe is connected with an oil supply source;
the shaft sleeve is uniformly provided with a plurality of groups of heat dissipation holes on the outer wall, and a filter screen is fixedly arranged in each heat dissipation hole.
Preferably, the lining forms a rotary structure with the shaft sleeve in the sliding groove through the sliding rod, and the lining forms an elastic clamping limiting structure with the shaft sleeve through the sliding rod and the elastic limiting block in the limiting hole.
Preferably, the inner wall of the oil inlet is provided with threads matched with the spiral cover, the outer wall of the oil inlet pipe is provided with threads identical to the spiral cover, and the oil inlet, the spiral cover and the oil inlet pipe form a spiral locking structure respectively.
Preferably, the inside of the lining forms a communication structure with the oil inlet pipe through the through hole and the oil inlet.
Preferably, the inside of the lining forms a communication structure with the outer wall of the shaft sleeve through the through holes, the heat dissipation holes and the filter screen.
Compared with the prior art, the utility model has the beneficial effects that: this a lining for wear-resisting axle sleeve of space connector constitutes revolution mechanic with the axle sleeve in the spout through the slide bar, and the lining passes through slide bar, elasticity stopper block in spacing downthehole and constitutes elasticity block limit structure with the axle sleeve, thereby contact with the connecting piece through the lining, reduce the axle sleeve and take place the circumstances of wearing and tearing in the use, and then increased the life of axle sleeve, the inside of the device lining forms the intercommunication structure through the through-hole, oil inlet and oil feed pipe, thereby through oil inlet, the inside of through-hole direct injection into the inside of lining, and guarantee through rotatory inside lining that lubricating oil can evenly be smeared in the inner wall of inside lining, and then reduce the impaired condition of inside lining in the course of working.
Drawings
FIG. 1 is a schematic view of an abrasion resistant sleeve for a aerospace connection according to the present utility model;
FIG. 2 is a schematic view of an installation structure of an oil inlet pipe of a wear sleeve for a space connector according to the present utility model;
FIG. 3 is a schematic view of an installation structure of an abrasion resistant sleeve liner for an aerospace connection according to the present utility model;
FIG. 4 is a schematic top view of an abrasion resistant sleeve liner assembly for use in aerospace connectors according to the present utility model;
FIG. 5 is a schematic top view of an abrasion resistant sleeve runner assembly for a space connector according to the present utility model;
fig. 6 is a schematic top view of a wear sleeve heat dissipating assembly for use with aerospace connectors according to the present utility model.
In the figure: 1. the device comprises a connecting piece, 2, a shaft sleeve, 3, a lining, 4, a baffle, 5, a slide bar, 6, a slide groove, 7, an elastic limiting block, 8, a limiting hole, 9, a through hole, 10, an oil inlet, 11, a spiral cover, 12, an oil inlet pipe, 13, a connecting pipe, 14, a heat dissipation hole, 15 and a filter screen.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described 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.
Referring to fig. 1-6, the present utility model provides a technical solution: the utility model provides a wear-resisting axle sleeve for space connector, including connecting piece 1, the cover is equipped with axle sleeve 2 on the connecting piece 1, and inside lining 3 has been placed to axle sleeve 2 in the inside, and inside lining 3 is fixed in the top and is equipped with baffle 4, and baffle 4's lower terminal surface is equipped with slide bar 5 respectively at both ends, and spout 6 has been seted up in the up end correspondence to axle sleeve 2, and slide bar 5 alternates in spout 6, slide bar 5 is fixed in the outer wall and is equipped with elasticity stopper 7, and axle sleeve 2 has been seted up spacing hole 8 in the outer wall correspondence, elasticity stopper 7 block is in spacing hole 8.
Further, the lining 3 forms a rotary structure with the shaft sleeve 2 in the sliding groove 6 through the sliding rod 5, so that in the lubricating oil injection process, the rotating lining 3 ensures that lubricating oil can be uniformly smeared on the inner wall of the lining 3, and the lining 3 forms an elastic clamping limiting structure with the shaft sleeve 2 in the limiting hole 8 through the sliding rod 5 and the elastic limiting block 7, so that the main body of the shaft sleeve 2 is prevented from being directly contacted with the connecting piece 1 through the lining 3, and the abrasion degree of the shaft sleeve 2 in the use process is reduced.
The lining 3 is uniformly provided with a plurality of groups of through holes 9, the shaft sleeve 2 is provided with an oil inlet 10 on the left side, the oil inlet 10 is internally provided with a spiral cover 11 in a spiral way, the oil inlet 10 is internally inserted with an oil inlet pipe 12, the oil inlet pipe 12 is fixedly connected with a connecting pipe 13 at the other end, and the connecting pipe 13 is connected with an oil supply source at the other end.
Further, the inner wall of the oil inlet 10 is provided with threads matched with the screw cap 11, the outer wall of the oil inlet pipe 12 is provided with threads identical to the screw cap 11, and the oil inlet 10 and the screw cap 11 and the oil inlet pipe 12 respectively form a screw locking structure, so that the oil inlet pipe 12 is arranged on the shaft sleeve 2 through screw threads, and lubricating oil is directly injected into the liner 3.
Further, the inside of inside lining 3 forms the communication structure through-hole 9, oil inlet 10 and oil feed pipe 12 to make lubricating oil permeate inside lining 3 through-hole 9, and then reduce the frictional force between inside lining 3 and the connecting piece 1 through lubricating oil, further increased the device's life.
The outer wall of the shaft sleeve 2 is uniformly provided with a plurality of groups of heat dissipation holes 14, and a filter screen 15 is fixedly arranged in the heat dissipation holes 14.
Further, the inside of the inner liner 3 forms a communication structure with the outer wall of the shaft sleeve 2 through the through hole 9, the radiating hole 14 and the filter screen 15, so that the inner liner 3 and the shaft sleeve 2 which work are radiated through the radiating hole 14, and the influence of high temperature on the work of the shaft sleeve 2 is avoided.
Working principle: when the wear-resistant shaft sleeve for the aerospace connecting piece is used, firstly, the lining 3 is placed above the shaft sleeve 2, and meanwhile, the elastic limiting block 7 on the sliding rod 5 is pressed, so that the sliding rod 5 is inserted into the sliding groove 6, after the elastic limiting block 7 moves to the position of the limiting hole 8, the elastic limiting block 7 loses extrusion force, and is clamped in the limiting hole 8, and then the lining 3 is clamped and installed on the shaft sleeve 2, so that the main body of the shaft sleeve 2 is prevented from being excessively damaged in the working process due to direct contact between the main body of the shaft sleeve 2 and the connecting piece 1; in the use process of the shaft sleeve 2, high temperature is generated after the aerospace connecting piece 1 works for a long time, so that the heat dissipation work is carried out on the shaft sleeve 2 and the inner liner 3 through the heat dissipation holes 14, the influence of the high temperature on the use of the device is avoided, and impurities can be prevented from entering the interior of the shaft sleeve 2 in the heat dissipation process by the filter screen 15; after the shaft sleeve 2 is used for a period of time, the spiral cover 11 can be spirally taken down, the oil inlet pipe 12 is spirally arranged on the oil inlet 10, so that lubricating oil is injected into the shaft sleeve 2 through the connecting pipe 13, the lubricating oil permeates into the inner part of the inner liner 3 through the through hole 9 on the inner liner 3, then the elastic limiting block 7 can be pressed again, so that the inner liner 3 rotates in the shaft sleeve 2, further the lubricating oil can be uniformly smeared on the inner wall of the inner liner 3, and the abrasion force of the device in the working process is reduced through the lubricating oil, so that the wear-resistant shaft sleeve for the aerospace connecting piece is used in the working process.
Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.
Claims (5)
1. The utility model provides a wear-resisting axle sleeve for space connector, includes connecting piece (1), the cover is equipped with axle sleeve (2), its characterized in that on connecting piece (1): the inner lining (3) is placed in the shaft sleeve (2), the baffle (4) is fixedly arranged above the inner lining (3), sliding rods (5) are respectively arranged at two ends of the lower end face of the baffle (4), a sliding groove (6) is correspondingly formed in the upper end face of the shaft sleeve (2), the sliding rods (5) are inserted into the sliding groove (6), an elastic limiting block (7) is fixedly arranged on the outer wall of the sliding rod (5), a limiting hole (8) is correspondingly formed in the outer wall of the shaft sleeve (2), and the elastic limiting block (7) is clamped in the limiting hole (8);
a plurality of groups of through holes (9) are uniformly formed in the inner liner (3), an oil inlet (10) is formed in the left side of the shaft sleeve (2), a spiral cover (11) is screwed in the oil inlet (10), an oil inlet pipe (12) is inserted in the oil inlet (10), a connecting pipe (13) is fixedly connected to the other end of the oil inlet pipe (12), and the other end of the connecting pipe (13) is connected with an oil supply source;
the shaft sleeve (2) is uniformly provided with a plurality of groups of radiating holes (14) on the outer wall, and a filter screen (15) is fixedly arranged in the radiating holes (14).
2. A wear sleeve for an aerospace connection according to claim 1, wherein: the lining (3) and the shaft sleeve (2) form a rotating structure in the sliding groove (6) through the sliding rod (5), and the lining (3) and the shaft sleeve (2) form an elastic clamping limiting structure in the limiting hole (8) through the sliding rod (5) and the elastic limiting block (7).
3. A wear sleeve for an aerospace connection according to claim 1, wherein: the inner wall of the oil inlet (10) is provided with threads matched with the spiral cover (11), the outer wall of the oil inlet pipe (12) is provided with threads identical to the spiral cover (11), and the oil inlet (10) and the spiral cover (11) and the oil inlet pipe (12) respectively form a spiral locking structure.
4. A wear sleeve for an aerospace connection according to claim 1, wherein: the inside of the lining (3) forms a communication structure with the oil inlet pipe (12) through the through hole (9) and the oil inlet (10).
5. A wear sleeve for an aerospace connection according to claim 1, wherein: the inside of the lining (3) forms a communicating structure with the outer wall of the shaft sleeve (2) through the through hole (9), the radiating hole (14) and the filter screen (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322228283.2U CN220581494U (en) | 2023-08-18 | 2023-08-18 | Wear-resistant shaft sleeve for aerospace connecting piece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322228283.2U CN220581494U (en) | 2023-08-18 | 2023-08-18 | Wear-resistant shaft sleeve for aerospace connecting piece |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220581494U true CN220581494U (en) | 2024-03-12 |
Family
ID=90112897
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322228283.2U Active CN220581494U (en) | 2023-08-18 | 2023-08-18 | Wear-resistant shaft sleeve for aerospace connecting piece |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220581494U (en) |
-
2023
- 2023-08-18 CN CN202322228283.2U patent/CN220581494U/en active Active
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