CN214118924U - High leakproofness planetary gear speed reducer for new energy automobile - Google Patents
High leakproofness planetary gear speed reducer for new energy automobile Download PDFInfo
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- CN214118924U CN214118924U CN202120033113.7U CN202120033113U CN214118924U CN 214118924 U CN214118924 U CN 214118924U CN 202120033113 U CN202120033113 U CN 202120033113U CN 214118924 U CN214118924 U CN 214118924U
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- wall
- sealing
- speed reducer
- planetary gear
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- 239000003638 chemical reducing agent Substances 0.000 title claims abstract description 57
- 238000007789 sealing Methods 0.000 claims description 45
- 230000001360 synchronised effect Effects 0.000 abstract description 2
- 230000005540 biological transmission Effects 0.000 description 15
- 238000003466 welding Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 230000009471 action Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000009467 reduction Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a high leakproofness planetary gear speed reducer for new energy automobile, which comprises a base, bolt fixedly connected with speed reducer aircraft bonnet is passed through at the top of base, through the first sealed cowling of bolt fixedly connected with on one side outer wall of speed reducer aircraft bonnet, and through bolt fixedly connected with second sealed cowling on the opposite side outer wall of speed reducer aircraft bonnet, the inside of first sealed cowling is rotated and is connected with first pivot. This high leakproofness planetary gear speed reducer for new energy automobile is through installing the ring cover on the coaxial position of first pivot to through the spacing head of synchronous movement on the ring cover, can be so that motor drive shaft and first pivot are in coaxial position, and then can adjust the state of placing of base and speed reducer aircraft bonnet, adjust its angle and height, guarantee on motor drive shaft and first pivot are in coaxial state, the subsequent connection of being convenient for, avoid motor drive shaft and first pivot wearing and tearing to cause the damage.
Description
Technical Field
The utility model relates to a planetary gear reducer technical field specifically is a high leakproofness planetary gear reducer for new energy automobile.
Background
In the family of speed reducers, planetary gear speed reducers are widely applied to transmission systems such as servo motors, stepping motors, direct current motors and the like due to the advantages of small size, high transmission efficiency, wide speed reduction range, high precision and the like.
However, the existing planetary gear reducer needs to be used together with a motor, and because the planetary gear reducer needs to be connected with the motor, the sizes and heights of the planetary gear reducer and the motor are different, so that the motor transmission shaft and the rotating shaft of the planetary gear reducer are in different axial centers, further troubles in subsequent connection are caused, the transmission shaft and the rotating shaft are easily abraded to cause damage, and the sealing performance of the rotating shaft of the existing planetary gear reducer is poor.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a high leakproofness planetary gear speed reducer for new energy automobile to propose current planetary gear speed reducer pivot and motor drive shaft in the state of different axle centers among the above-mentioned background art of solution, and then cause the trouble on the follow-up connection, also appear transmission shaft and pivot wearing and tearing easily and cause the damage, the relatively poor problem of leakproofness of current planetary gear speed reducer pivot department.
In order to achieve the above object, the utility model provides a following technical scheme: a high-sealing-performance planetary gear speed reducer for a new energy automobile comprises a base, wherein the top of the base is fixedly connected with a speed reducer hood through bolts, a first sealing cover is fixedly connected onto the outer wall of one side of the speed reducer hood through bolts, a second sealing cover is fixedly connected onto the outer wall of the other side of the speed reducer hood through bolts, a first rotating shaft is rotatably connected into the first sealing cover, a driving gear is welded at one end of the first rotating shaft, a second rotating shaft is rotatably connected into the second sealing cover, a rotating disc is welded at one end of the second rotating shaft, a planetary gear is arranged on the outer wall of one side of the rotating disc, balls are arranged between the rotating disc and the speed reducer hood, sealing cavities are respectively formed in the first sealing cover and the second sealing cover, and sealing bearings are respectively arranged between the first rotating shaft and the sealing cavity and the second rotating shaft, all fix the cover through fastening nut fixedly connected with on the one side outer wall of first sealed cowling and second sealed cowling, through bolt fixedly connected with bracing piece on the one side outer wall of fixed cover, bolt fixedly connected with ring cover is passed through to the one end of bracing piece, it is connected with commentaries on classics cover to rotate on the one side outer wall of ring cover, the one end welding of commentaries on classics cover has the ring, and the other end welding of commentaries on classics cover has bevel gear ring, the inner chamber has been seted up to the inside of ring cover, it is connected with the lead screw to rotate on the inner wall of one side of inner chamber, the welding has bevel gear on the outer wall of one side of lead screw, and closes soon through the screw thread and is connected with screw nut seat, the outside position department that is close to the lead screw on the outer wall of one side of screw nut seat has the spacing head through bolt fixed connection.
Preferably, the driving gear and the planetary gear are in meshed connection through gear teeth.
Preferably, the positions of two sides, close to the balls, of the inner wall of one side of the speed reducer hood and the outer wall of one side of the rotary table are provided with grooves.
Preferably, the bevel gear ring and the bevel gear are connected through gear tooth meshing.
Preferably, a concave hole is formed in the position, close to the screw rod, on the outer wall of one side of the limiting head.
Preferably, the number of the sealing bearings is four, and two sealing bearings in each group are symmetrically arranged in the two sealing cavities respectively.
Compared with the prior art, the beneficial effects of the utility model are that: this high leakproofness planetary gear speed reducer for new energy automobile, install on the coaxial position of first pivot through encircling the ring, and through the spacing head of synchronous movement on the ring cover, can make motor drive shaft and first pivot be in coaxial position, and then can adjust the state of placing of base and speed reducer aircraft bonnet, adjust its angle and height, guarantee that motor drive shaft and first pivot are in coaxial state, be convenient for subsequent connection, avoid motor drive shaft and first pivot wearing and tearing to cause the damage, the sealed bearing that sets up between first pivot and second pivot and the sealed chamber can realize the sealed sealing of sealed chamber, improve the leakproofness of speed reducer aircraft bonnet, ball between speed reducer aircraft bonnet and the carousel can the at utmost reduction carousel pivoted frictional force, reduce the kinetic energy loss, improve the power drive ratio.
Drawings
Fig. 1 is a front view of the present invention;
fig. 2 is a cross-sectional view of the speed reducer hood of the present invention;
FIG. 3 is a cross-sectional view of the ring sleeve of the present invention;
FIG. 4 is a side view of the ring sleeve of the present invention;
fig. 5 is a front view of the ring sleeve of the present invention.
In the figure: 1. a base; 2. a reducer hood; 3. a first seal cover; 4. a second seal cap; 5. a first rotating shaft; 6. a driving gear; 7. a second rotating shaft; 8. a turntable; 9. a planetary gear; 10. a ball bearing; 11. sealing the cavity; 12. sealing the bearing; 13. fixing a sleeve; 14. fastening a nut; 15. a support bar; 16. sleeving a ring; 17. rotating the sleeve; 18. a circular ring; 19. a bevel gear ring; 20. an inner cavity; 21. a lead screw; 22. a bevel gear; 23. a screw nut seat; 24. a limiting head.
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. 1-5, the present invention provides a technical solution: a high-sealing planetary gear speed reducer for a new energy automobile comprises a base 1, the top of the base 1 is fixedly connected with a speed reducer hood 2 through bolts, a first sealing cover 3 is fixedly connected on the outer wall of one side of the speed reducer hood 2 through bolts, a second sealing cover 4 is fixedly connected on the outer wall of the other side of the speed reducer hood 2 through bolts, a first rotating shaft 5 is rotatably connected inside the first sealing cover 3, a driving gear 6 is welded at one end of the first rotating shaft 5, a second rotating shaft 7 is rotatably connected inside the second sealing cover 4, a rotating disc 8 is welded at one end of the second rotating shaft 7, a planetary gear 9 is arranged on the outer wall of one side of the rotating disc 8, balls 10 are arranged between the rotating disc 8 and the speed reducer hood 2, sealing cavities 11 are respectively arranged inside the first sealing cover 3 and the second sealing cover 4, and sealing bearings 12 are respectively arranged between the first rotating shaft 5 and the sealing cavity 11 and between the second rotating shaft 7, all through the fixed cover 13 of fastening nut 14 fixedly connected with on the one side outer wall of first sealed cowling 3 and second sealed cowling 4, through bolt fixedly connected with bracing piece 15 on the one side outer wall of fixed cover 13, bolt fixedly connected with ring cover 16 is passed through to the one end of bracing piece 15, it is connected with commentaries on classics cover 17 to rotate on the one side outer wall of ring cover 16, the one end welding of commentaries on classics cover 17 has ring 18, and the other end welding of commentaries on classics cover 17 has bevel gear ring 19, inner chamber 20 has been seted up to the inside of ring cover 16, it is connected with lead screw 21 to rotate on the one side inner wall of inner chamber 20, the welding has bevel gear 22 on the one side outer wall of lead screw 21, and be connected with screw nut seat 23 through the screw thread spiral closure on the one side outer wall of screw nut seat 23, the outside position department that is close to lead screw 21 on the one side outer wall of screw nut seat 23 is through bolt fixed connection stopper 24.
The utility model discloses in: the driving gear 6 is meshed with the planet gear 9 through gear teeth; the transmission and transmission of power are ensured.
The utility model discloses in: grooves are formed in the inner wall of one side of the speed reducer hood 2 and the outer wall of one side of the rotary table 8 and close to the two sides of the ball 10; so that the balls 10 are clamped between the speed reducer cover 2 and the turntable 8.
The utility model discloses in: the bevel gear ring 19 is connected with the bevel gear 22 through gear teeth meshing; the transmission and transmission of power are ensured.
The utility model discloses in: a concave hole is formed in the position, close to one side of the screw rod 21, on the outer wall of one side of the limiting head 24; facilitating the movement of the stopper 24 on the screw 21.
The utility model discloses in: the number of the sealed bearings 12 is four, and each two sealed bearings 12 are respectively and symmetrically arranged in the two sealed cavities 11; and the sealing performance is ensured.
The working principle is as follows: when in use, the base 1 is placed on one side of the motor, a transmission shaft on the motor is connected with the first rotating shaft 5 through a coupler, when in butt joint, the fixing sleeve 13 is fixed on the first sealing cover 3 and the second sealing cover 4 through the fastening nut 14, the transmission shaft of the motor is inserted into the ring sleeve 16, the ring 18 is rotated, the ring 18 drives the bevel gear ring 19 to rotate through the rotating sleeve 17, the bevel gear ring 19 is meshed with the bevel gear 22, the bevel gear ring 19 drives the bevel gear 22 to rotate, the bevel gear 22 drives the lead screw 21 to rotate, the lead screw 21 is in screwing connection with the screw nut seat 23, the screw nut seat 23 drives the limiting head 24 to move, the limiting head 24 is in contact with the transmission shaft of the motor in the moving process, the transmission shaft of the motor and the first rotating shaft 5 are in the coaxial position through the limiting of the limiting head 24, the angle and the height of the base 1 and the speed reducer hood 2 are adjusted according to the placing state, guarantee motor drive shaft and first pivot 5 and be in on the coaxial state, subsequent connection of being convenient for, avoid motor drive shaft and the wearing and tearing of first pivot 5 to cause the damage, sealed bearing 12 that sets up between first pivot 5 and second pivot 7 and the sealed chamber 11 can realize the sealed of sealed chamber 11, improve speed reducer aircraft bonnet 2's leakproofness, ball 10 between speed reducer aircraft bonnet 2 and the carousel 8 can the at utmost reduce 8 pivoted frictional forces of carousel, reduce the kinetic energy loss, improve the power drive ratio.
In summary, the following steps: the high-sealing planetary gear reducer for the new energy automobile is characterized in that a ring sleeve 16 is arranged on the coaxial position of a first rotating shaft 5, and the limit head 24 which moves synchronously on the ring sleeve 16 can enable the transmission shaft of the motor and the first rotating shaft 5 to be in the coaxial position, and then can adjust the state of placement of base 1 and speed reducer aircraft bonnet 2, adjust its angle and height, guarantee that motor drive shaft and first pivot 5 are in on the coaxial state, be convenient for subsequent connection, avoid motor drive shaft and the wearing and tearing of first pivot 5 to cause the damage, sealed bearing 12 that sets up between first pivot 5 and second pivot 7 and the sealed chamber 11 can realize the sealed of sealed chamber 11, improve speed reducer aircraft bonnet 2's leakproofness, ball 10 between speed reducer aircraft bonnet 2 and the carousel 8 can the at utmost reduce 8 pivoted frictional forces of carousel, reduce the kinetic energy loss, improve the power transmission ratio.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a high leakproofness planetary gear speed reducer for new energy automobile, includes base (1), its characterized in that: the top of the base (1) is fixedly connected with a speed reducer hood (2) through bolts, a first sealing cover (3) is fixedly connected onto the outer wall of one side of the speed reducer hood (2) through bolts, a second sealing cover (4) is fixedly connected onto the outer wall of the other side of the speed reducer hood (2) through bolts, a first rotating shaft (5) is connected onto the inner rotating of the first sealing cover (3), a driving gear (6) is welded onto one end of the first rotating shaft (5), a second rotating shaft (7) is connected onto the inner rotating of the second sealing cover (4), a rotating disc (8) is welded onto one end of the second rotating shaft (7), a planetary gear (9) is arranged on the outer wall of one side of the rotating disc (8), a ball (10) is arranged between the rotating disc (8) and the speed reducer hood (2), and sealing cavities (11) are formed in the first sealing cover (3) and the second sealing cover (4), sealing bearings (12) are arranged between the first rotating shaft (5) and the sealing cavity (11) and between the second rotating shaft (7) and the sealing cavity (11), the outer wall of one side of the first sealing cover (3) and the outer wall of one side of the second sealing cover (4) are fixedly connected with a fixing sleeve (13) through fastening nuts (14), the outer wall of one side of the fixing sleeve (13) is fixedly connected with a supporting rod (15) through bolts, one end of the supporting rod (15) is fixedly connected with a ring sleeve (16) through bolts, the outer wall of one side of the ring sleeve (16) is rotatably connected with a rotating sleeve (17), one end of the rotating sleeve (17) is welded with a ring (18), the other end of the rotating sleeve (17) is welded with a bevel gear ring (19), an inner cavity (20) is arranged inside the ring sleeve (16), a lead screw (21) is rotatably connected on the inner wall of one side of the inner cavity (20), and a bevel gear (22) is welded on the outer wall of one side of the lead screw (21), and a screw nut seat (23) is connected to the outer wall of one side of the screw rod (21) in a screwing manner through threads, and a limiting head (24) is fixedly connected to the outer side position, close to the screw rod (21), of the outer wall of one side of the screw nut seat (23) through a bolt.
2. The high-sealing-performance planetary gear reducer for the new energy automobile according to claim 1, characterized in that: the driving gear (6) is meshed with the planetary gear (9) through gear teeth.
3. The high-sealing-performance planetary gear reducer for the new energy automobile according to claim 1, characterized in that: grooves are formed in the positions, close to the balls (10), of the two sides of the inner wall of one side of the speed reducer hood (2) and the outer wall of one side of the rotary table (8).
4. The high-sealing-performance planetary gear reducer for the new energy automobile according to claim 1, characterized in that: the bevel gear ring (19) and the bevel gear (22) are connected through gear tooth meshing.
5. The high-sealing-performance planetary gear reducer for the new energy automobile according to claim 1, characterized in that: a concave hole is formed in the position, close to the lead screw (21), on the outer wall of one side of the limiting head (24).
6. The high-sealing-performance planetary gear reducer for the new energy automobile according to claim 1, characterized in that: the number of the sealing bearings (12) is four, and every two sealing bearings (12) are symmetrically arranged in the two sealing cavities (11) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120033113.7U CN214118924U (en) | 2021-01-07 | 2021-01-07 | High leakproofness planetary gear speed reducer for new energy automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120033113.7U CN214118924U (en) | 2021-01-07 | 2021-01-07 | High leakproofness planetary gear speed reducer for new energy automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214118924U true CN214118924U (en) | 2021-09-03 |
Family
ID=77494677
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120033113.7U Expired - Fee Related CN214118924U (en) | 2021-01-07 | 2021-01-07 | High leakproofness planetary gear speed reducer for new energy automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214118924U (en) |
-
2021
- 2021-01-07 CN CN202120033113.7U patent/CN214118924U/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: 20210903 |
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| CF01 | Termination of patent right due to non-payment of annual fee |