CN213298631U - Universal structure of transmission shaft - Google Patents
Universal structure of transmission shaft Download PDFInfo
- Publication number
- CN213298631U CN213298631U CN202021849004.4U CN202021849004U CN213298631U CN 213298631 U CN213298631 U CN 213298631U CN 202021849004 U CN202021849004 U CN 202021849004U CN 213298631 U CN213298631 U CN 213298631U
- Authority
- CN
- China
- Prior art keywords
- universal joint
- fixedly connected
- damping sleeve
- transmission shaft
- joint fork
- 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.)
- Expired - Fee Related
Links
- 230000005540 biological transmission Effects 0.000 title claims abstract description 40
- 238000013016 damping Methods 0.000 claims abstract description 58
- 238000009434 installation Methods 0.000 claims abstract description 21
- 230000006978 adaptation Effects 0.000 claims description 2
- 230000037431 insertion Effects 0.000 description 9
- 238000003780 insertion Methods 0.000 description 9
- 230000035939 shock Effects 0.000 description 6
- 239000000463 material Substances 0.000 description 4
- 238000005299 abrasion Methods 0.000 description 3
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 1
- 235000017491 Bambusa tulda Nutrition 0.000 description 1
- 241001330002 Bambuseae Species 0.000 description 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 1
- 239000011425 bamboo Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Vibration Prevention Devices (AREA)
Abstract
The utility model discloses a universal structure of a transmission shaft, which belongs to the technical field of transmission shafts and comprises a universal joint fork, wherein the side surface of the universal joint fork is fixedly connected with an installation cylinder, the inner wall of the installation cylinder is spliced with the transmission shaft, the upper surface of the installation cylinder is spliced with an inserted bar, the bottom end of the inserted bar penetrates through the lower surface of the installation cylinder, the surface of the inserted bar is in threaded connection with a nut, the surface of the inserted bar is fixedly connected with a first damping sleeve, the surface of the first damping sleeve is sheathed with a damping spring, in the utility model, the transmission shaft can be conveniently installed by arranging the installation cylinder, the inserted bar and the nut, the power output shaft can be conveniently installed by arranging a male flange plate and a female flange plate, the vibration between the transmission shaft and the inserted bar can be buffered by arranging the first damping sleeve, the damping spring and a second damping sleeve, thereby the universal structure of the transmission shaft solves the problems of rigid connection installation, the service life of the parts is influenced.
Description
Technical Field
The utility model relates to a transmission shaft technical field specifically is an universal structure of transmission shaft.
Background
The universal structure, i.e. universal joint, is a member for implementing variable angle power transmission, and is used for changing the position of transmission axis direction, and is a "joint" component of universal transmission device of automobile driving system, and on the vehicle driven by front engine and rear wheel, the universal structure transmission device is mounted between output shaft of speed changer and input shaft of main speed reducer of driving axle, and on the vehicle driven by front engine and front wheel the transmission shaft is omitted, and the universal structure is mounted between the front axle semi-axle and wheels which are responsible for driving and steering.
The existing universal structure is connected with a transmission shaft and a power output shaft in a multipurpose welding mode, the mode is difficult to install and disassemble, and the direct rigid connection easily causes part damage and influences the service life of the part. Accordingly, those skilled in the art have provided a universal structure of a propeller shaft to solve the problems set forth in the background art described above.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an universal structure of transmission shaft to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a universal structure of a transmission shaft comprises a universal joint fork, wherein an installation barrel is fixedly connected to the side face of the universal joint fork, a transmission shaft is inserted into the inner wall of the installation barrel, an insertion rod is inserted into the upper surface of the installation barrel, the bottom end of the insertion rod penetrates through the lower surface of the installation barrel, a nut is connected to the surface of the insertion rod in a threaded manner, a first damping sleeve is fixedly connected to the surface of the insertion rod, a damping spring is sleeved on the surface of the first damping sleeve, a groove matched with the damping spring is formed in the surface of the first damping sleeve, a second damping sleeve is fixedly connected to the surface of the first damping sleeve, a rotating shaft is rotatably connected to the inner bottom wall of the universal joint fork, the top end of the rotating shaft is rotatably connected with the inner top wall of the universal joint fork, a connecting block is fixedly connected to the surface of the rotating shaft, an inner rod is fixedly connected to the surface of, the surface of the inner rod is fixedly connected with a sliding block, the surface of the outer barrel is provided with a sliding groove matched with the sliding block, the surface of the outer barrel is in threaded connection with a fixed sleeve, the side face of the outer barrel is fixedly connected with a male flange plate, the side face of the male flange plate is fixedly connected with a female flange plate, and the side face of the female flange plate is fixedly connected with a power output shaft.
As a further aspect of the present invention: the surface of the outer barrel is fixedly connected with a limiting ring, and the fixing sleeve can be prevented from being separated from the outer barrel by arranging the limiting ring.
As a further aspect of the present invention: the surface of urceolus is provided with the sign scale mark, the front fixedly connected with pointer of sliding block through setting up sign scale mark and pointer, can the length that the person of facilitating the use adjusted the inner rod.
As a further aspect of the present invention: the utility model discloses a universal joint fork, including universal joint fork, top wall and inner bottom wall, the inner bottom wall fixedly connected with bearing of universal joint fork, the inner annular face of bearing and the fixed surface of axis of rotation are connected, the quantity of bearing is two, two the bearing uses the positive central line of universal joint fork to set up at the inner top wall and the inner bottom wall of universal joint fork as symmetry axis symmetry, the axis of rotation passes through the bearing and is connected with the inner bottom wall and the inner top wall rotation of universal joint fork, through setting up the bearing, keeps steadily when can making the axis of rotation rotate.
As a further aspect of the present invention: the materials of the first damping sleeve and the second damping sleeve are rubber, and the first damping sleeve and the second damping sleeve which are made of rubber materials can reduce abrasion between the transmission shaft and the inserted rod.
As a further aspect of the present invention: the side face of the male flange plate is in threaded connection with bolts, the male flange plate is fixedly connected with the female flange plate through the bolts, and the male flange plate can be fixedly connected with the female flange plate through the bolts.
As a further aspect of the present invention: the jack that matches with second shock attenuation cover is seted up on the surface of transmission shaft, through setting up the jack, can conveniently insert the inserted bar.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses in, through setting up installation section of thick bamboo, inserted bar and nut, can the easy to assemble transmission shaft, through setting up public ring flange and female ring flange, can the easy to assemble power output shaft, through setting up first shock attenuation cover, damping spring and second shock attenuation cover, can cushion the vibrations between transmission shaft and the inserted bar to the universal structure that makes this transmission shaft has solved the rigid connection installation, has dismantled the difficulty and damages spare part easily, influences spare part life's problem.
2. In the utility model, the fixed sleeve can be prevented from separating from the outer cylinder by arranging the limiting ring; by arranging the mark scale lines and the pointer, a user can conveniently adjust the length of the inner rod; through setting up the bearing, can make the axis of rotation keep steady when rotating.
3. In the utility model, the abrasion between the transmission shaft and the inserted bar can be reduced by arranging the first damping sleeve and the second damping sleeve made of rubber materials; the male flange plate and the female flange plate can be fixedly connected through the arrangement of bolts; through setting up the jack, can conveniently insert the inserted bar.
Drawings
FIG. 1 is a schematic front sectional view of the structure of the present invention;
FIG. 2 is a schematic front view of the structure of the present invention;
fig. 3 is an enlarged schematic view of the structure at a in fig. 1 according to the present invention;
fig. 4 is an enlarged schematic view of the structure at B in fig. 2 according to the present invention.
In the figure: 1. a universal joint yoke; 2. mounting the cylinder; 3. a drive shaft; 4. inserting a rod; 5. a nut; 6. a first damping sleeve; 7. a damping spring; 8. a second damping sleeve; 9. a rotating shaft; 10. connecting blocks; 11. an inner rod; 12. an outer cylinder; 13. a slider; 14. fixing a sleeve; 15. a male flange plate; 16. a female flange plate; 17. a power take-off shaft; 18. a limiting ring; 19. marking scale marks; 20. a pointer; 21. a bearing; 22. a bolt; 23. and (4) inserting the jack.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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.
Referring to fig. 1 to 4, in an embodiment of the present invention, a universal structure of a transmission shaft includes a universal joint yoke 1, a side surface of the universal joint yoke 1 is fixedly connected with a mounting cylinder 2, an inner wall of the mounting cylinder 2 is inserted with a transmission shaft 3, an upper surface of the mounting cylinder 2 is inserted with an insertion rod 4, a bottom end of the insertion rod 4 penetrates through a lower surface of the mounting cylinder 2, a surface of the insertion rod 4 is connected with a nut 5 by a screw thread, a surface of the insertion rod 4 is fixedly connected with a first damping sleeve 6, a surface of the first damping sleeve 6 is sleeved with a damping spring 7, a surface of the first damping sleeve 6 is provided with a groove adapted to the damping spring 7, a surface of the first damping sleeve 6 is fixedly connected with a second damping sleeve 8, an inner bottom wall of the universal joint yoke 1 is rotatably connected with a rotation shaft 9, a top end of the rotation shaft 9 is rotatably connected with an inner top wall of the universal, an inner rod 11 is fixedly connected to the surface of a connecting block 10, an outer cylinder 12 is slidably connected to the surface of the inner rod 11, a sliding block 13 is fixedly connected to the surface of the inner rod 11, a sliding groove matched with the sliding block 13 is formed in the surface of the outer cylinder 12, a fixing sleeve 14 is connected to the surface of the outer cylinder 12 in a threaded manner, a male flange 15 is fixedly connected to the side surface of the outer cylinder 12, a female flange 16 is fixedly connected to the side surface of the male flange 15, a power output shaft 17 is fixedly connected to the side surface of the female flange 16, the transmission shaft 3 can be conveniently installed by arranging an installation cylinder 2, an inserted rod 4 and a nut 5, the power output shaft 17 can be conveniently installed by arranging the male flange 15 and the female flange 16, the vibration between the transmission shaft 3 and the inserted rod 4 can be buffered by arranging a first damping sleeve 6, a damping spring 7 and a second damping sleeve 8, and, The disassembly is difficult and the parts are easy to damage, thus influencing the service life of the parts.
Wherein, the surface of the outer cylinder 12 is fixedly connected with a limit ring 18, and the fixed sleeve 14 can be prevented from being separated from the outer cylinder 12 by arranging the limit ring 18; the surface of the outer cylinder 12 is provided with identification scale marks 19, the front surface of the sliding block 13 is fixedly connected with a pointer 20, and the length of the inner rod 11 can be conveniently adjusted by a user through the identification scale marks 19 and the pointer 20; inner bottom wall fixedly connected with bearing 21 of universal joint fork 1, the interior anchor ring of bearing 21 is connected with the fixed surface of axis of rotation 9, the quantity of bearing 21 is two, two bearings 21 use the positive central line of universal joint fork 1 to set up at the inner top wall and the interior diapire of universal joint fork 1 as symmetry axis symmetry, axis of rotation 9 passes through bearing 21 and is connected with the rotation of the inner bottom wall and the interior roof of universal joint fork 1, through setting up bearing 21, keep steadily when can making axis of rotation 9 rotate.
The first damping sleeve 6 and the second damping sleeve 8 are made of rubber, and the abrasion between the transmission shaft 3 and the inserted rod 4 can be reduced by arranging the first damping sleeve 6 and the second damping sleeve 8 which are made of rubber materials; the bolt 22 is connected to the side face of the male flange 15 in a threaded manner, the male flange 15 is fixedly connected with the female flange 16 through the bolt 22, and the male flange 15 can be fixedly connected with the female flange 16 through the bolt 22; the jack 23 with 8 looks adaptations of second shock attenuation cover is seted up on the surface of transmission shaft 3, through setting up jack 23, can conveniently insert inserted bar 4.
The utility model discloses a theory of operation is: when the universal structure of the transmission shaft is installed, a user firstly sleeves a first damping sleeve 6 on the surface of an inserted rod 4, then sleeves a damping spring 7 on the surface of the first damping sleeve 6 along a groove formed in the surface of the first damping sleeve 6, at the moment, the first damping sleeve 6 has certain hardness, then sleeves a second damping sleeve 8 on the surface of the first damping sleeve 6, then inserts a transmission shaft 3 into an installation cylinder 2, adjusts the angle, inserts the inserted rod 4, the first damping sleeve 6, the damping spring 7 and the second damping sleeve 8 into an insertion hole 23, finally screws a nut 5 tightly to complete the installation of the transmission shaft 3, then the user moves an outer cylinder 12, adjusts the length of an inner rod 11 by observing the position of a pointer 20 on an identification scale mark 19, then rotates a fixed sleeve 14 to tightly squeeze a sliding block 13 to prevent loosening, and then fixedly connects a male flange 15 with a female flange 16 by using a bolt 22, thereby accomplish the installation of whole structure, utilize first shock attenuation cover 6, damping spring 7 and second shock attenuation cover 8, can cushion the vibrations between transmission shaft 3 and the inserted bar 4 and avoid transmission shaft 3 wearing and tearing to make the universal structure of this transmission shaft solve the rigid connection installation, dismantle the difficulty and damage spare part easily, influence spare part life's problem.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (7)
1. The utility model provides a universal structure of transmission shaft, includes universal joint fork (1), its characterized in that: the side surface of the universal joint fork (1) is fixedly connected with an installation barrel (2), the inner wall of the installation barrel (2) is inserted with a transmission shaft (3), the upper surface of the installation barrel (2) is inserted with an inserted rod (4), the bottom end of the inserted rod (4) penetrates through the lower surface of the installation barrel (2), the surface of the inserted rod (4) is in threaded connection with a nut (5), the surface of the inserted rod (4) is fixedly connected with a first damping sleeve (6), the surface of the first damping sleeve (6) is sleeved with a damping spring (7), the surface of the first damping sleeve (6) is provided with a groove matched with the damping spring (7), the surface of the first damping sleeve (6) is fixedly connected with a second damping sleeve (8), the inner bottom wall of the universal joint fork (1) is rotatably connected with a rotating shaft (9), the top end of the rotating shaft (9) is rotatably connected with the inner top wall of the universal joint fork (1), the utility model discloses a fixed power output's joint, including axis of rotation (9), the fixed surface of axis of rotation (9) is connected with connecting block (10), pole (11) in the fixed surface of connecting block (10) is connected with urceolus (12), the fixed surface of pole (11) is connected with sliding block (13), the spout with sliding block (13) looks adaptation is seted up on the surface of urceolus (12), the surperficial threaded connection of urceolus (12) has fixed cover (14), the side fixedly connected with public ring flange (15) of urceolus (12), the female ring flange (16) of side fixedly connected with of public ring flange (15), the side fixedly connected with power output shaft (17) of female ring flange (16).
2. The universal joint structure of a propeller shaft according to claim 1, wherein: the surface of the outer cylinder (12) is fixedly connected with a limiting ring (18).
3. The universal joint structure of a propeller shaft according to claim 1, wherein: the surface of urceolus (12) is provided with sign scale mark (19), the front fixedly connected with pointer (20) of sliding block (13).
4. The universal joint structure of a propeller shaft according to claim 1, wherein: the interior diapire fixedly connected with bearing (21) of universal joint fork (1), the interior anchor ring of bearing (21) is connected with the fixed surface of axis of rotation (9), the quantity of bearing (21) is two, two bearing (21) use the positive central line of universal joint fork (1) to set up at the interior roof and the interior diapire of universal joint fork (1) as symmetry axis symmetry, axis of rotation (9) are connected with the interior diapire and the interior roof rotation of universal joint fork (1) through bearing (21).
5. The universal joint structure of a propeller shaft according to claim 1, wherein: the first damping sleeve (6) and the second damping sleeve (8) are made of rubber.
6. The universal joint structure of a propeller shaft according to claim 1, wherein: the side surface of the male flange plate (15) is in threaded connection with a bolt (22), and the male flange plate (15) is fixedly connected with the female flange plate (16) through the bolt (22).
7. The universal joint structure of a propeller shaft according to claim 1, wherein: the surface of the transmission shaft (3) is provided with a jack (23) matched with the second damping sleeve (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021849004.4U CN213298631U (en) | 2020-08-28 | 2020-08-28 | Universal structure of transmission shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021849004.4U CN213298631U (en) | 2020-08-28 | 2020-08-28 | Universal structure of transmission shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213298631U true CN213298631U (en) | 2021-05-28 |
Family
ID=76028016
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021849004.4U Expired - Fee Related CN213298631U (en) | 2020-08-28 | 2020-08-28 | Universal structure of transmission shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213298631U (en) |
-
2020
- 2020-08-28 CN CN202021849004.4U patent/CN213298631U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210528 |