CN211901351U - Internal star wheel adopting hollow shaft pin ring - Google Patents
Internal star wheel adopting hollow shaft pin ring Download PDFInfo
- Publication number
- CN211901351U CN211901351U CN202020411980.5U CN202020411980U CN211901351U CN 211901351 U CN211901351 U CN 211901351U CN 202020411980 U CN202020411980 U CN 202020411980U CN 211901351 U CN211901351 U CN 211901351U
- Authority
- CN
- China
- Prior art keywords
- star wheel
- sleeve
- hollow shaft
- shaft
- pin ring
- 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.)
- Active
Links
Images
Landscapes
- Sealing Devices (AREA)
Abstract
The utility model relates to the technical field of automobile parts, in particular to an inner star wheel adopting a hollow shaft pin ring, which solves the defects of poor applicability and poor sealing performance caused by the fixed length of a connecting shaft connected with the inner star wheel in the prior art, and comprises a transmission shaft, the inner star wheel and the connecting shaft, wherein the right end of the transmission shaft is provided with a star sleeve, the transmission shaft and the star sleeve are of an integrated structure, a first ball path is arranged in the star sleeve, a steel ball is arranged in the first ball path, a second ball path is arranged on the surface of the inner star wheel, and the steel ball is arranged in the second ball path; hollow shaft pin rings are embedded in the inner star wheel. This scheme is through including in the star gear installation hollow shaft cotter ring to the adapter sleeve of design integral type structure on hollow shaft cotter ring, through the step shaft of design and connecting axle formula structure as an organic whole in the adapter sleeve, through the spacing groove cooperation of the epaxial stopper of step and adapter sleeve, realize the transmission effect, and scalable, the suitability is better.
Description
Technical Field
The utility model relates to an automobile parts technical field especially relates to an adopt interior star gear of hollow shaft pin ring.
Background
The internal star wheel structure is an important part in a transmission system, and can realize that the power of an engine is transmitted to a driving wheel from a speed changer to drive a car to run at high speed.
The connecting shafts mounted in the existing inner star wheel structure are generally fixed in length, so that the sizes of the connecting shafts are different for different vehicle types, the connecting shafts with special sizes must be machined and manufactured, the applicability is poor, the sealing performance of the existing sealing cover is poor, and the prior art needs to be improved.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problem that the connecting axle length that interior star gear is connected is fixed and leads to the suitability poor among the prior art to and the poor shortcoming of leakproofness, and the interior star gear of an adoption hollow shaft pin ring that proposes.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
an inner star wheel adopting a hollow shaft pin ring comprises a transmission shaft, the inner star wheel and a connecting shaft, wherein a star sleeve is arranged at the right end of the transmission shaft, the transmission shaft and the star sleeve are of an integrated structure, a first ball path is formed in the star sleeve, a steel ball is arranged in the first ball path, a second ball path is formed in the surface of the inner star wheel, and the steel ball is arranged in the second ball path;
a hollow shaft pin ring is embedded in the inner star wheel, a through hole is formed in the hollow shaft pin ring, a connecting sleeve is arranged at the right end of the hollow shaft pin ring, and the connecting sleeve and the hollow shaft pin ring are of an integrated structure;
the lower extreme of connecting axle is provided with the shoulder shaft, the thread groove has been seted up to the bottom of shoulder shaft, there is the screw thread piece through threaded connection in the thread groove, the surface of shoulder shaft is provided with the stopper, the lower extreme fixedly connected with piston of screw thread piece, sealed pad is installed to the lower extreme of piston, the pressure disk is installed to the lower extreme of sealed pad, the sealed cowling has been cup jointed in the outside of star cover, the left end outside fixed mounting of sealed cowling has first clamp, the sealed cowling cup joints with the adapter sleeve slip, sealed cowling and shoulder shaft sliding connection, the right-hand member outside fixed mounting of sealed cowling has the second clamp.
Preferably, the number of the first ball tracks is six, and the six first ball tracks are arranged in a ring-shaped array in the star-shaped sleeve.
Preferably, the number of the second ball paths is six, and the six second ball paths are arranged on the surface of the inner star wheel in an annular array.
Preferably, a guide groove is formed in the connecting sleeve, a piston is connected in the guide groove in a sliding mode, and the guide groove is communicated with the through hole.
Preferably, a limiting groove is formed in the connecting sleeve, a limiting block is connected to the limiting groove in a sliding mode, the number of the limiting grooves is four, and the limiting grooves are arranged in an annular array on the inner wall of the connecting sleeve.
Preferably, stopper, step shaft and connecting axle formula structure as an organic whole, the quantity of stopper is four, four the stopper is annular array and arranges on the surface of step shaft.
Preferably, a bolt is installed in the pressure plate, penetrates through the sealing gasket and is in threaded connection with the piston.
The utility model has the advantages that: according to the scheme, the hollow shaft pin ring is installed in the inner star wheel, the connecting sleeve of an integrated structure is designed on the hollow shaft pin ring, the stepped shaft of an integrated structure with the connecting shaft is designed in the connecting sleeve, and the limiting block on the stepped shaft is matched with the limiting groove of the connecting sleeve, so that the transmission effect is realized, the telescopic structure is telescopic, and the applicability is better;
through the sealed cover of first clamp and second clamp installation in the outside at star cover and adapter sleeve, and at last installation piston, sealed pad and the pressure disk of step shaft, realize mechanical seal, the leakproofness is better.
Drawings
Fig. 1 is a schematic structural view of an inner star wheel using a hollow shaft pin ring according to the present invention;
fig. 2 is an enlarged view of a portion a of the structure of the inner star wheel using the hollow shaft pin ring according to the present invention shown in fig. 1;
fig. 3 is a perspective view of the inner star wheel of fig. 1 with a hollow pin ring according to the present invention;
fig. 4 is a front view of the planetary sleeve of fig. 1 of an internal star wheel using a hollow spindle pin ring according to the present invention;
fig. 5 is a schematic structural view of a hollow spindle pin ring of the inner star wheel using the hollow spindle pin ring according to the present invention;
fig. 6 is a rear view of the kingpin ring of fig. 5 of an inner star wheel employing the kingpin ring according to the present invention.
In the figure: the device comprises a transmission shaft 1, a star-shaped sleeve 2, a first ball channel 3, a steel ball 4, an internal star wheel 5, a second ball channel 6, a hollow shaft pin ring 7, a through hole 8, a connecting sleeve 9, a guide groove 10, a limiting groove 11, a connecting shaft 12, a stepped shaft 13, a thread groove 14, a limiting block 15, a piston 16, a thread block 17, a sealing gasket 18, a pressure plate 19, a bolt 20, a sealing cover 21, a first clamp 22 and a second clamp 23.
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.
Referring to fig. 1-6, an inner star wheel adopting a hollow shaft pin ring comprises a transmission shaft 1, an inner star wheel 5 and a connecting shaft 12, wherein a star sleeve 2 is arranged at the right end of the transmission shaft 1, the transmission shaft 1 and the star sleeve 2 are of an integrated structure, a first ball path 3 is formed in the star sleeve 2, a steel ball 4 is installed in the first ball path 3, a second ball path 6 is formed in the surface of the inner star wheel 5, and the steel ball 4 is installed in the second ball path 6;
a hollow shaft pin ring 7 is embedded in the inner star wheel 5, a through hole 8 is formed in the hollow shaft pin ring 7, a connecting sleeve 9 is arranged at the right end of the hollow shaft pin ring 7, and the connecting sleeve 9 and the hollow shaft pin ring 7 are of an integrated structure;
the lower extreme of connecting axle 12 is provided with shoulder shaft 13, thread groove 14 has been seted up to shoulder shaft 13's bottom, there is screw thread piece 17 through threaded connection in the thread groove 14, shoulder shaft 13's surface is provided with stopper 15, the lower extreme fixedly connected with piston 16 of screw thread piece 17, sealed pad 18 is installed to piston 16's lower extreme, pressure disk 19 is installed to sealed lower extreme of pad 18, sealed cowling 21 has been cup jointed in the outside of star cover 2, the left end outside fixed mounting of sealed cowling 21 has first clamp 22, sealed cowling 21 and adapter sleeve 9 sliding sleeve joint, sealed cowling 21 and shoulder shaft 13 sliding connection, the right-hand member outside fixed mounting of sealed cowling 21 has second clamp 23.
According to the scheme, the hollow shaft pin ring 7 is installed in the inner star wheel 5, the connecting sleeve 9 of an integrated structure is designed on the hollow shaft pin ring 7, the stepped shaft 13 of an integrated structure with the connecting shaft 12 is designed in the connecting sleeve 9, and the limiting block 15 on the stepped shaft 13 is matched with the limiting groove 11 of the connecting sleeve 9, so that the transmission effect is realized, the telescopic structure is telescopic, and the applicability is better;
by installing the sealing cover 21 on the outer side of the star sleeve 2 and the connecting sleeve 9 through the first clamp 22 and the second clamp 23 and installing the piston 16, the sealing gasket 18 and the pressure plate 19 at the tail end of the stepped shaft 13, mechanical sealing is realized, and the sealing performance is better.
In this embodiment, the number of the first ball tracks 3 is six, and six first ball tracks 3 are arranged in an annular array in the inner race 2. Through the design of first lane 3, provide installation space for steel ball 4.
In this embodiment, the number of the second ball tracks 6 is six, and the six second ball tracks 6 are arranged on the surface of the inner star wheel 5 in an annular array. Through the design of the second ball way 6, an installation space is provided for the steel ball 4.
In this embodiment, a guide groove 10 is formed in the connecting sleeve 9, a piston 16 is slidably connected in the guide groove 10, and the guide groove 10 is communicated with the through hole 8. The design of the guide groove 10 provides a moving space for the piston 16.
In this embodiment, set up spacing groove 11 in the adapter sleeve 9, sliding connection has stopper 15 in spacing groove 11, and the quantity of spacing groove 11 is four, and four spacing grooves 11 are the annular array and arrange at the inner wall of adapter sleeve 9. Through the cooperation of the limiting groove 11 and the limiting block 15, the connecting shaft 12 and the connecting sleeve 9 cannot rotate relatively.
In this embodiment, stopper 15, step shaft 13 and connecting axle 12 formula structure as an organic whole, stopper 15's quantity is four, and four stoppers 15 are annular array and arrange on the surface of step shaft 13. Through the design of four stopper 15, can make connecting axle 12 transmit great power.
In this embodiment, a bolt 20 is installed in the pressure plate 19, and the bolt 20 penetrates through the sealing pad 18 and is connected with the piston 16 through a thread. The sealing gasket 18 and the pressure plate 19 can be fixedly mounted by bolts 20.
When the connecting shaft 12 is installed, the length of the connecting shaft is difficult to match the position of the transmission shaft 1, the connecting shaft 12 can be stretched and contracted by designing the sliding fit of the movable stepped shaft 13 and the connecting sleeve 9, the mounting requirement can be met, the flexibility is good, and the connecting shaft 12 with the specified length is avoided being adopted in the assembling process, so that the connecting shaft can be used as a good connector by the integrated structural design of the hollow shaft pin ring 7 and the connecting sleeve 9; by installing the sealing cover 21 on the outer side of the star sleeve 2 and the connecting sleeve 9 through the first clamp 22 and the second clamp 23 and installing the piston 16, the sealing gasket 18 and the pressure plate 19 at the tail end of the stepped shaft 13, mechanical sealing is realized, and the sealing performance is better.
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 inner star wheel comprises a transmission shaft (1), an inner star wheel (5) and a connecting shaft (12), and is characterized in that a star sleeve (2) is arranged at the right end of the transmission shaft (1), the transmission shaft (1) and the star sleeve (2) are of an integrated structure, a first ball path (3) is formed in the star sleeve (2), steel balls (4) are installed in the first ball path (3), a second ball path (6) is formed in the surface of the inner star wheel (5), and the steel balls (4) are installed in the second ball path (6);
a hollow shaft pin ring (7) is embedded in the inner star wheel (5), a through hole (8) is formed in the hollow shaft pin ring (7), a connecting sleeve (9) is arranged at the right end of the hollow shaft pin ring (7), and the connecting sleeve (9) and the hollow shaft pin ring (7) are of an integrated structure;
a stepped shaft (13) is arranged at the lower end of the connecting shaft (12), a thread groove (14) is arranged at the bottom of the stepped shaft (13), a thread block (17) is connected in the thread groove (14) through threads, a limiting block (15) is arranged on the surface of the stepped shaft (13), the lower end of the thread block (17) is fixedly connected with a piston (16), the lower end of the piston (16) is provided with a sealing gasket (18), a pressure plate (19) is arranged at the lower end of the sealing gasket (18), a sealing cover (21) is sleeved outside the star-shaped sleeve (2), a first clamp (22) is fixedly arranged on the outer side of the left end of the sealing cover (21), the sealing cover (21) is in sliding sleeve connection with the connecting sleeve (9), the sealing cover (21) is in sliding connection with the stepped shaft (13), and a second clamp (23) is fixedly mounted on the outer side of the right end of the sealing cover (21).
2. An internal star wheel using a hollow pintle ring according to claim 1, characterized in that the number of said first ball tracks (3) is six, six of said first ball tracks (3) being arranged in an annular array inside the inner star-shaped sleeve (2).
3. An internal star wheel using a hollow shaft pin ring according to claim 1, characterized in that the number of the second ball tracks (6) is six, and six second ball tracks (6) are arranged in an annular array on the surface of the internal star wheel (5).
4. An internal star wheel with a hollow shaft pin ring according to claim 1, characterized in that the connecting sleeve (9) is provided with a guide groove (10) therein, the guide groove (10) is connected with a piston (16) therein, and the guide groove (10) is communicated with the through hole (8).
5. The internal star wheel with the hollow shaft pin ring as claimed in claim 1, wherein a limiting groove (11) is formed in the connecting sleeve (9), a limiting block (15) is connected in the limiting groove (11) in a sliding manner, the number of the limiting grooves (11) is four, and the four limiting grooves (11) are arranged in an annular array on the inner wall of the connecting sleeve (9).
6. The internal star wheel adopting the hollow shaft pin ring as claimed in claim 1, wherein the limiting blocks (15), the stepped shafts (13) and the connecting shaft (12) are of an integrated structure, the number of the limiting blocks (15) is four, and the four limiting blocks (15) are arranged on the surface of the stepped shaft (13) in an annular array.
7. An internal star wheel using a hollow shaft pin ring according to claim 1, characterized in that the pressure plate (19) is provided with a bolt (20), and the bolt (20) passes through the sealing pad (18) and is connected with the piston (16) through screw thread.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020411980.5U CN211901351U (en) | 2020-03-27 | 2020-03-27 | Internal star wheel adopting hollow shaft pin ring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020411980.5U CN211901351U (en) | 2020-03-27 | 2020-03-27 | Internal star wheel adopting hollow shaft pin ring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211901351U true CN211901351U (en) | 2020-11-10 |
Family
ID=73275577
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020411980.5U Active CN211901351U (en) | 2020-03-27 | 2020-03-27 | Internal star wheel adopting hollow shaft pin ring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211901351U (en) |
-
2020
- 2020-03-27 CN CN202020411980.5U patent/CN211901351U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109715967A (en) | Multiple clutch device and hybrid module for a motor vehicle | |
| CN106641242A (en) | Hydraulic parking push rod assembly, automatic transmission and automobile | |
| CN211901351U (en) | Internal star wheel adopting hollow shaft pin ring | |
| CN108372882B (en) | Mechanical backup device of steering system of drive-by-wire hydraulic automobile | |
| CN104149606A (en) | Hub reduction mechanism | |
| CN108679218B (en) | Speed reducer assembly capable of realizing speed reduction and gear shifting of through bridge | |
| CN215043071U (en) | Novel telescopic steering shaft slides | |
| CN206830756U (en) | Differential design and vehicle | |
| CN207345915U (en) | Ball-type steering drive axle | |
| CN107606073A (en) | A kind of two gear motor wagon speed changers with power takeoff | |
| CN210451704U (en) | Subway detects vehicle coupling loading and unloading frock | |
| CN204942333U (en) | Pitch fast integrated type wet type Parking Brake | |
| CN204870561U (en) | Planetary gear drive formula rear axle assembly | |
| CN211901353U (en) | Internal star wheel with double-pair steel ball lane structure | |
| CN109736938B (en) | Novel PTO assembly of diesel engine and assembling method thereof | |
| CN202597510U (en) | Ball cage type constant-speed universal joint with ABS (Anti Lock Brake System) | |
| CN106004309B (en) | A kind of monitoring device | |
| CN204961773U (en) | Electric automobile is with two grades of AMT's box | |
| CN212155542U (en) | Automobile-used long service life's of shock attenuation buffering drive shaft | |
| CN214248272U (en) | Shifting fork shaft of auxiliary box | |
| CN102135166A (en) | Transmission arrangement for a motor vehicle | |
| CN220302725U (en) | Four-drive front and rear gear transfer case assembly | |
| CN216045392U (en) | Gear shifting power-assisted cylinder | |
| CN220956502U (en) | High-load rear axle driving shaft assembly | |
| CN210082828U (en) | Novel two segmentation drive shaft structures and car |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |