CN217873851U - Dustproof lubricating universal joint for automobile - Google Patents
Dustproof lubricating universal joint for automobile Download PDFInfo
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- CN217873851U CN217873851U CN202221969472.4U CN202221969472U CN217873851U CN 217873851 U CN217873851 U CN 217873851U CN 202221969472 U CN202221969472 U CN 202221969472U CN 217873851 U CN217873851 U CN 217873851U
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- universal joint
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Abstract
The utility model discloses a dustproof lubricated universal joint that car was used, which comprises a fixing block, one side of fixed block is provided with a universal shaft, the preformed groove has been seted up to the inside of fixed block, the inside of preformed groove is provided with the movable ball. This dustproof lubricated universal joint that car was used is through being provided with the installation piece, the installation cover, fixing bolt and fixed slot, the installation ways is in the inside of second cardan shaft, then the fixed slot of installation piece inside and the fixed slot of fixed block inside align, fix the installation piece to the inside of fixing bolt twist fixed slot after the alignment, thereby can accomplish the installation of dustproof soft cover, dustproof soft cover can prevent that dust and impurity from getting into the inside of reservation groove, influence the activity of activity ball in the inside of reservation groove, because dustproof soft cover ripple shape, so can make things convenient for dustproof soft cover to follow the installation cover and remove, it is relatively poor that the dustproof effect of universal joint is solved, influence the problem of universal joint work easily.
Description
Technical Field
The utility model relates to a car subassembly technical field specifically is a dustproof lubricated universal joint that car was used.
Background
The automobile transmission system is a power transmission device between an automobile engine and a driving wheel, a universal joint is one component of the power transmission device, the universal joint is a mechanism which can connect two shafts with non-coincident axes and enables the two shafts to transmit motion at the same angular speed, and the universal joint is found to have poor dustproof effect when used and easily influences the work of the universal joint; the lubricating performance of the universal joint is poor, and the friction force between universal joint components is large; the movable ball is not strengthened and is easy to be damaged. In view of the above, an improved universal joint for a motor vehicle is provided.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a dustproof lubricated universal joint that car was used to it is relatively poor to solve the dustproof effect that provides the universal joint among the above-mentioned background art, influences the problem of universal joint work easily.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a dustproof lubricated universal joint that car was used, includes the fixed block, one side of fixed block is provided with first universal axle, the preformed groove has been seted up to the inside of fixed block, the inside of preformed groove is provided with the activity ball, the opposite side fixedly connected with second universal axle of activity ball, the bottom and the top fixedly connected with installation piece of fixed block, the outside of second universal axle is provided with the installation cover, fixedly connected with dust-proof soft cover between installation piece and the installation cover, the fixed slot has been seted up to the bottom and the top of installation piece and fixed block inside, the inside of fixed slot is provided with fixing bolt.
Preferably, the fixing bolts are arranged in two groups, and the fixing bolts are symmetrically distributed about the horizontal center line of the fixing block.
Preferably, the fixing bolt is disposed inside the fixing groove, and the mounting block is mounted at the other side of the outside of the fixing block through the fixing bolt and the fixing groove.
Preferably, the oil inlet has been seted up on the inside top of fixed block, the top of oil inlet is provided with the mounting groove, the inside of mounting groove is provided with the connecting block, the outside of connecting block is provided with the sealing washer, the top activity hinge of connecting block has the pull ring, the bottom fixedly connected with sprue of connecting block.
Preferably, the plugging block is embedded in the oil inlet hole, and the sealing ring is arranged between the connecting block and the mounting groove.
Preferably, the inside wall coating of preformed groove has first polyvinyl fluoride paint layer, the activity ball outside is provided with the inoxidizing coating, the outside coating of activity ball has second polyvinyl fluoride paint layer.
Preferably, the outer part of the second polyvinyl fluoride paint coating is coated with a teflon coating, and the teflon coating and the second polyvinyl fluoride paint coating are arranged inside the protective layer.
Compared with the prior art, the beneficial effects of the utility model are that: the dustproof lubricating universal joint for the automobile not only prevents dust from entering the interior of the universal joint, realizes the improvement of the lubricating effect of a universal joint component, but also realizes the increase of the strength of the movable ball;
(1) The installation block is sleeved in the second universal shaft through the installation block, the dustproof soft cover, the installation sleeve, the fixing bolt and the fixing groove, then the fixing groove in the installation block is aligned with the fixing groove in the fixing block, the fixing bolt is screwed into the fixing groove after the alignment to fix the installation block, so that the installation of the dustproof soft cover can be completed, the dustproof soft cover can prevent dust and impurities from entering the inside of the reserved groove and influencing the movement of the movable ball in the reserved groove, and the dustproof soft cover can conveniently move along with the installation sleeve due to the corrugated shape of the dustproof soft cover;
(2) The universal joint is provided with the pull ring, the sealing ring, the mounting groove, the oil inlet hole, the blocking block and the connecting block, when lubricating oil needs to be added, the pull ring is pulled, the connecting block and the blocking block are driven by the pull ring to ascend, so that the blocking block is separated from the inside of the oil inlet hole, then the lubricating oil is poured into the inside of the oil inlet hole, and then the lubricating oil can flow into the inside of the reserved groove through the oil inlet hole, so that the lubricating performance of the universal joint can be improved, the mounting groove can be sealed by the sealing ring outside the connecting block, and dust is prevented from entering the inside of the reserved groove through the mounting groove;
(3) Through being provided with first polyfluortetraethylene paint coating, the inoxidizing coating, teflon coating and second polyfluortetraethylene paint coating, be provided with first polyfluortetraethylene paint coating at the inside wall of reservation tank, first polyfluortetraethylene paint coating can increase the wear resistance of reservation tank inside, the outside Teflon coating of activity ball and the wear resistance that second polyfluortetraethylene paint coating can increase the activity ball equally, increase the wear resistance of first polyfluortetraethylene paint coating and activity ball and then can increase the life of activity ball and fixed block, the surface of Teflon coating is still not stained with water and oil, if be stained with a small amount of dirt, simply clean and can clear away.
Drawings
Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;
FIG. 2 is a schematic view of the section of the movable ball of the present invention;
FIG. 3 is an enlarged front view, sectional view of the mounting block of the present invention;
fig. 4 is an enlarged partial cross-sectional view of the point a in fig. 1 according to the present invention.
In the figure: 1. a first universal shaft; 2. a fixed block; 3. mounting a block; 4. a dust-proof soft cover; 5. installing a sleeve; 6. a movable ball; 7. a second cardan shaft; 8. fixing the bolt; 9. reserving a groove; 10. a first polyvinyl fluoride paint layer; 11. a protective layer; 12. coating Teflon; 13. a second polyvinyl fluoride paint layer; 14. a fixing groove; 15. a pull ring; 16. a seal ring; 17. mounting grooves; 18. an oil inlet hole; 19. blocking; 20. and (4) connecting the blocks.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1: referring to fig. 1-4, a dustproof lubricating universal joint for an automobile comprises a fixed block 2, a first universal shaft 1 is arranged on one side of the fixed block 2, a reserved groove 9 is formed in the fixed block 2, a movable ball 6 is arranged in the reserved groove 9, a second universal shaft 7 is fixedly connected to the other side of the movable ball 6, an installation block 3 is fixedly connected to the bottom end and the top end of the fixed block 2, an installation sleeve 5 is arranged outside the second universal shaft 7, a dustproof soft cover 4 is fixedly connected between the installation block 3 and the installation sleeve 5, fixed grooves 14 are formed in the bottom end and the top end of the installation block 3 and the fixed block 2, and a fixed bolt 8 is arranged in the fixed groove 14;
two groups of fixing bolts 8 are arranged, the fixing bolts 8 are symmetrically distributed about the horizontal center line of the fixing block 2, the fixing bolts 8 are arranged inside the fixing grooves 14, and the mounting block 3 is mounted on the other side of the outer portion of the fixing block 2 through the fixing bolts 8 and the fixing grooves 14;
specifically, as shown in fig. 1 and 3, the installation sleeve 5 is sleeved in the second universal shaft 7, then the fixing groove 14 in the installation block 3 is aligned with the fixing groove 14 in the fixing block 2, the fixing bolt 8 is screwed into the fixing groove 14 to fix the installation block 3 after alignment, so that the installation of the dustproof soft cover 4 can be completed, the dustproof soft cover 4 can prevent dust and impurities from entering the inside of the reserved groove 9, the activity of the movable ball 6 in the reserved groove 9 is influenced, and the dustproof soft cover 4 can be conveniently moved along with the installation sleeve 5 due to the corrugated shape of the dustproof soft cover 4.
Example 2: an oil inlet 18 is formed in the top end of the inside of the fixed block 2, an installation groove 17 is formed in the top end of the oil inlet 18, a connecting block 20 is arranged in the installation groove 17, a sealing ring 16 is arranged outside the connecting block 20, a pull ring 15 is movably hinged to the top end of the connecting block 20, a blocking block 19 is fixedly connected to the bottom end of the connecting block 20, the blocking block 19 is embedded in the oil inlet 18, and the sealing ring 16 is arranged between the connecting block 20 and the installation groove 17;
specifically, as shown in fig. 1 and 4, when lubricant needs to be added, the pull ring 15 is pulled, the pull ring 15 drives the connecting block 20 and the block 19 to rise, so that the block 19 is separated from the inside of the oil inlet hole 18, then the lubricant is poured into the inside of the oil inlet hole 18, and then the lubricant flows into the inside of the reserved groove 9 through the oil inlet hole 18, so that the lubricating performance of the universal joint can be improved, the sealing ring 16 outside the connecting block 20 can seal the mounting groove 17, and dust is prevented from entering the inside of the reserved groove 9 through the mounting groove 17.
Example 3: the inner side wall of the preformed groove 9 is coated with a first polyvinyl fluoride paint coating 10, the outer part of the movable ball 6 is provided with a protective layer 11, the outer part of the movable ball 6 is coated with a second polyvinyl fluoride paint coating 13, the outer part of the second polyvinyl fluoride paint coating 13 is coated with a Teflon coating 12, and the Teflon coating 12 and the second polyvinyl fluoride paint coating 13 are arranged inside the protective layer 11;
specifically, as shown in fig. 1 and fig. 2, the first polyvinyl fluoride paint layer 10 can increase the wear resistance inside the preformed groove 9, the teflon coating layer 12 and the second polyvinyl fluoride paint layer 13 outside the movable ball 6 can also increase the wear resistance of the movable ball 6, the increase of the wear resistance of the first polyvinyl fluoride paint layer 10 and the movable ball 6 can increase the service life of the movable ball 6 and the fixed block 2, and the surface of the teflon coating layer 12 is not stained with water and oil, and if a small amount of dirt is adhered, the movable ball can be removed by simply wiping.
The working principle is as follows: the utility model discloses when using 5 covers the installation cover in the inside of second cardan shaft 7, then align the fixed slot 14 of installation piece 3 inside and the fixed slot 14 of 2 inside of fixed block, fix the inside of fixing bolt 8 twist into fixed slot 14 after the alignment to installation piece 3, thereby can accomplish the installation of dustproof soft cover 4, dustproof soft cover 4 can prevent that dust and impurity from getting into the inside of reservation groove 9, need to twist out the inside of fixed slot 14 to fixing bolt 8 when dismantling dustproof soft cover 4 and make installation piece 3 lose fixedly, thereby can accomplish the dismantlement to dustproof soft cover 4, first polyfluoroethylene paint layer 10 can increase the inside wear resistance of reservation groove 9, the outside Teflon coating 12 of activity ball 6 and second polyfluoroethylene paint layer 13 can increase the wear resistance of activity ball 6 equally, the surface of Teflon coating 12 still is not stained with water and oil, if glue and clean and can clear away from, pulling pull ring 15 when needing to add lubricating oil, pull ring 15 drives connecting block 20 and 19 and rises the inside of messenger's piece 19 and makes the oil inlet port 18 of oil plug 18 and can improve the inside inlet port 18 and the sealed oil inlet port 18 of oil that the inside of oil can pour into again and can improve the inside lubricating oil inlet port 18 after the lubricating oil plug 18.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (7)
1. The utility model provides a dustproof lubricated universal joint that car was used, includes fixed block (2), its characterized in that: one side of fixed block (2) is provided with first cardan shaft (1), reserve groove (9) have been seted up to the inside of fixed block (2), the inside of reserve groove (9) is provided with movable ball (6), opposite side fixedly connected with second cardan shaft (7) of movable ball (6), the bottom and the top fixedly connected with installation piece (3) of fixed block (2), the outside of second cardan shaft (7) is provided with installation cover (5), fixedly connected with dustproof soft cover (4) between installation piece (3) and installation cover (5), fixed slot (14) have been seted up to the bottom and the top of installation piece (3) and fixed block (2) inside, the inside of fixed slot (14) is provided with fixing bolt (8).
2. The dustproof lubricating universal joint for automobiles according to claim 1, characterized in that: the fixing bolts (8) are arranged in two groups, and the fixing bolts (8) are symmetrically distributed about the horizontal center line of the fixing block (2).
3. The dustproof lubricating universal joint for automobiles according to claim 1, characterized in that: fixing bolt (8) set up the inside in fixed slot (14), install the opposite side at fixed block (2) outside through fixing bolt (8) and fixed slot (14) in installation piece (3).
4. The dustproof lubricating universal joint for automobiles according to claim 1, characterized in that: oil inlet hole (18) have been seted up on the inside top of fixed block (2), the top of oil inlet hole (18) is provided with mounting groove (17), the inside of mounting groove (17) is provided with connecting block (20), the outside of connecting block (20) is provided with sealing washer (16), the top activity hinge of connecting block (20) has pull ring (15), the bottom fixedly connected with sprue (19) of connecting block (20).
5. The dustproof and lubricated universal joint for the automobile according to claim 4, wherein: the plugging block (19) is embedded in the oil inlet hole (18), and the sealing ring (16) is arranged between the connecting block (20) and the mounting groove (17).
6. The dustproof and lubricated universal joint for the automobile according to claim 1, wherein: the inside wall coating of preformed groove (9) has first polyvinyl fluoride paint layer (10), activity ball (6) outside is provided with inoxidizing coating (11), the outside coating of activity ball (6) has second polyvinyl fluoride paint layer (13).
7. The dustproof and lubricated universal joint for the automobile according to claim 6, wherein: the outer portion of the second polyvinyl fluoride paint coating layer (13) is coated with a Teflon coating layer (12), and the Teflon coating layer (12) and the second polyvinyl fluoride paint coating layer (13) are arranged inside the protective layer (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221969472.4U CN217873851U (en) | 2022-07-28 | 2022-07-28 | Dustproof lubricating universal joint for automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221969472.4U CN217873851U (en) | 2022-07-28 | 2022-07-28 | Dustproof lubricating universal joint for automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217873851U true CN217873851U (en) | 2022-11-22 |
Family
ID=84056105
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221969472.4U Active CN217873851U (en) | 2022-07-28 | 2022-07-28 | Dustproof lubricating universal joint for automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217873851U (en) |
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2022
- 2022-07-28 CN CN202221969472.4U patent/CN217873851U/en active Active
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