CN218041078U - Motor with lubricating grease leak protection structure - Google Patents
Motor with lubricating grease leak protection structure Download PDFInfo
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- CN218041078U CN218041078U CN202222476994.7U CN202222476994U CN218041078U CN 218041078 U CN218041078 U CN 218041078U CN 202222476994 U CN202222476994 U CN 202222476994U CN 218041078 U CN218041078 U CN 218041078U
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- motor
- planet wheel
- wheel mounting
- planet
- rear seat
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Abstract
The utility model discloses a motor with a lubricating grease leakage-proof structure, which comprises a motor front seat and a motor rear seat, wherein the motor front seat and the motor rear seat are fixed by long screws, and two groups of ring gears which are jointed and connected are arranged between the motor front seat and the motor rear seat; oil leakage preventing gaskets are arranged between the two ring gears, between the motor rear seat and the ring gear attached to the motor rear seat, and between the motor front seat and the ring gear attached to the motor front seat; the utility model discloses a motor newly-increased a set of planet wheel, and no longer drive shaft drive sun gear, newly-increased a set of planet wheel is connected with the drive shaft meshing, and it is rotatory to drive the sun gear mounting bracket through newly-increased a set of planet wheel, and then the drive sun gear rotates, and the sun gear redrives another set of planet wheel rotatory, and another set of planet wheel drives the output shaft rotatory. According to the utility model discloses a transmission structure can make output shaft output accurate, output stable, and the speed reduction effect is better. The utility model discloses a leak protection oil packing ring reaches the purpose of leak protection oil.
Description
Technical Field
The utility model relates to a motor, specific saying so relates to a motor with lubricating grease leak protection structure.
Background
There is a motor with planet wheels, which requires the use of lubricating grease during use. The traditional oiling mode is that lubricating grease is directly coated on the planet wheel and the sun wheel, and lubricating grease is filled in a gap between the planet wheel and the sun wheel.
However, in the above-mentioned methods, if the oil leakage prevention treatment is not performed, the lubricating grease may overflow the gap, and the housing of the machine body may be contaminated.
In addition, the traditional planet wheel only has a group of sun wheel and a group of planet wheel to realize the purpose of speed reduction, but in order to realize more accurate rotation of the motor, the transmission structure in the motor needs to be improved.
SUMMERY OF THE UTILITY MODEL
To the deficiency among the prior art, the to-be-solved technical problem of the utility model lies in providing a motor with lubricating grease leak protection structure, the purpose of designing this motor is to prevent the oil leak and make more accurate, more stable output of output shaft.
In order to solve the technical problem, the utility model discloses a following scheme realizes: the utility model discloses a motor with lubricating grease leak protection structure, including motor front stall and motor back stall, motor front stall and motor back stall pass through the long screw to be fixed, still be equipped with two sets of laminating rings gear that meets between motor front stall and the motor back stall;
oil leakage preventing gaskets are arranged between the two ring gears, between the motor rear seat and the ring gear attached to the motor rear seat, and between the motor front seat and the ring gear attached to the motor front seat;
a sun wheel mounting frame and a planet wheel mounting frame are arranged in an inner cavity formed in the two ring gears;
the sun gear mounting rack is characterized in that one surface, facing the output shaft, of the sun gear mounting rack is provided with a first annular groove, one surface, facing away from the output shaft, of the sun gear mounting rack is an annular plane, a sun gear is mounted and fixedly connected to a middle hole of the sun gear mounting rack, and the sun gear mounting rack rotate synchronously;
the planet wheel mounting rack is characterized in that one surface of the planet wheel mounting rack, which is back to the output shaft, is provided with three first planet wheel mounting holes, each first planet wheel mounting hole is provided with a first planet wheel, each first planet wheel is meshed with the sun wheel and is also meshed with one ring gear, and the planet wheel mounting rack and the output shaft are connected and then synchronously rotate;
the annular plane end of the sun wheel mounting rack is provided with three second planet wheel mounting holes, each second planet wheel mounting hole is provided with a second planet wheel, and each second planet wheel is meshed with the other ring gear;
and a driving shaft is arranged in the motor rear seat and is in meshed connection with the second planet wheels, and a second annular groove is formed in one surface of the motor rear seat, which faces the second planet wheels.
Further, the first circumferential groove is filled with lubricating grease.
Further, the second annular groove is filled with lubricating grease.
Further, three groups of first planet wheels are distributed on the planet wheel mounting rack in an equiangular mode.
Furthermore, three groups of second planet wheels are distributed on the sun wheel mounting frame in an equiangular mode.
Furthermore, a main shaft for fixing the driving shaft is further installed in the motor rear seat.
Furthermore, bearings are sleeved on the shaft body of the main shaft and the shaft body of the output shaft.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a motor newly-increased a set of planet wheel, and no longer drive shaft drive sun gear, newly-increased a set of planet wheel is connected with the drive shaft meshing, and it is rotatory to drive the sun gear mounting bracket through a set of planet wheel that newly-increased, and then the drive sun gear rotates, and it is rotatory that another set of planet wheel of sun gear redriving rotates, and another set of planet wheel drives the output shaft rotation. According to the utility model discloses a transmission structure can make output shaft output accurate, output stable, and the speed reduction effect is better.
The utility model discloses a be equipped with a plurality of leak protection oil packing rings on the motor, reach the purpose that prevents the oil leak.
The utility model discloses set up the hoop recess at sun gear mounting bracket, motor back seat, store lubricating grease in the hoop recess, two hoop recesses make the reserve volume of lubricating grease in the motor increase, add lubricating grease's interval extension.
Drawings
Fig. 1 is a sectional view of the motor of the present invention.
Fig. 2 is an enlarged view of a portion a of fig. 1.
Fig. 3 is a transmission structure diagram of the sun gear and the planet gear of the present invention.
Fig. 4 is a structural diagram of the sun gear mounting bracket of the present invention.
Fig. 5 is a mounting structure view of the sun gear mounting bracket, the sun gear and the first planet gear according to the present invention.
In the drawings, the reference numbers: the motor comprises a motor rear seat 1, a ring gear 3, a motor front seat 4, a sun gear mounting rack 5, a second planet gear 6, a second annular groove 11, a first annular groove 12, a first planet gear 13, a sun gear 14, an oil leakage prevention gasket 16, a planet gear mounting rack 17, a driving shaft 18, an output shaft 19, a bearing 20 and a main shaft 21.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, so that the advantages and features of the present invention can be more easily understood by those skilled in the art, thereby making more clear and definite definitions of the protection scope of the present invention. Furthermore, the technical features mentioned in the different embodiments of the present invention described below can be combined with each other as long as they do not conflict with each other.
Example 1: the utility model discloses a concrete structure as follows:
referring to fig. 1-5, the motor with a grease leakage-proof structure of the present invention comprises a front motor seat 4 and a rear motor seat 1, wherein the front motor seat 4 and the rear motor seat 1 are fixed by long screws, and two sets of ring gears 3 are disposed between the front motor seat 4 and the rear motor seat 1;
oil leakage preventing gaskets 16 are arranged between the two ring gears 3, between the motor rear seat 1 and the ring gear 3 attached to the motor rear seat 1, and between the motor front seat 4 and the ring gear 3 attached to the motor front seat 4;
a sun wheel mounting frame 5 and a planet wheel mounting frame 17 are arranged in an inner cavity formed in the two ring gears 3;
the surface, facing the output shaft 19, of the sun wheel mounting rack 5 is provided with a first annular groove 12, the surface, facing away from the output shaft 19, of the sun wheel mounting rack 5 is an annular plane, a sun wheel 14 is mounted and fixedly connected to a middle hole of the sun wheel mounting rack 5, and the sun wheel 14 and the sun wheel mounting rack 5 rotate synchronously;
the planet wheel mounting rack 17 is provided with three first planet wheel mounting holes on one surface facing away from the output shaft 19, a first planet wheel 13 is mounted at each first planet wheel mounting hole, each first planet wheel 13 is meshed with the sun wheel 14 and each first planet wheel 13 is also meshed with one ring gear 3, and the planet wheel mounting rack 17 and the output shaft 19 are connected and then synchronously rotate;
the annular plane end of the sun wheel mounting rack 5 is provided with three second planet wheel mounting holes, a second planet wheel 6 is mounted at each second planet wheel mounting hole, and each second planet wheel 6 is meshed with the other ring gear 3;
a driving shaft 18 is arranged in the motor rear seat 1, the driving shaft 18 is in meshed connection with each second planet wheel 6, and a second annular groove 11 is formed in one surface of the motor rear seat 1, which faces each second planet wheel 6.
A preferred technical solution of this embodiment: the first circumferential groove 12 is filled with lubricating grease.
A preferred technical solution of this embodiment: the second circumferential groove 11 is filled with lubricating grease.
A preferred technical solution of this embodiment: three sets of first planet wheels 13 are equiangularly distributed on the planet wheel mounting 17.
A preferred technical solution of this embodiment: three sets of second planet wheels 6 are equiangularly distributed on the sun wheel mounting 5.
A preferred technical solution of this embodiment: a main shaft 21 for fixing the driving shaft 18 is further installed in the motor rear seat 1.
A preferred technical solution of this embodiment: and bearings 20 are sleeved on the shaft body of the main shaft 21 and the shaft body of the output shaft 19.
Example 2:
as shown in fig. 1, the first circumferential groove 12 and the second circumferential groove 11 are filled with lubricating grease, and when the transmission structure inside the motor operates, the lubricating grease gradually overflows from the first circumferential groove 12 and the second circumferential groove 11 due to heat generation, so that the first planet wheel 13, the second planet wheel 6, the sun wheel 14 and the drive shaft 18 are lubricated, and dry friction is avoided.
Oil leakage preventing gaskets 16 are arranged between the two ring gears 3, between the motor rear seat 1 and the ring gear 3 attached to the motor rear seat 1, and between the motor front seat 4 and the ring gear 3 attached to the motor front seat 4, so that lubricating grease cannot overflow from a motor shell, and the purpose of oil leakage prevention is achieved.
Example 3:
the following is the working principle of the motor of the utility model:
as shown in fig. 1 to 4, a power source is connected to the main shaft 21, the power source drives the main shaft 21 to rotate, the main shaft 21 drives the driving shaft 18 to rotate, the driving shaft 18 drives the three sets of second planetary gears 6 to rotate, and the three sets of second planetary gears 6 revolve around the driving shaft 18.
When the three groups of second planet wheels 6 revolve, the sun wheel mounting rack 5 is synchronously driven to rotate, the sun wheel mounting rack 5 synchronously drives the sun wheel 14 to rotate, the sun wheel 14 drives the three groups of first planet wheels 13 to automatically revolve around the sun wheel 14.
The three groups of first planet gears 13 drive the planet gear mounting rack 17 to synchronously rotate, and finally, the planet gear mounting rack 17 drives the output shaft 19 to rotate.
Because be provided with two sets of planet wheels, make output shaft 19 more accurate, more stable output, simultaneously, the speed reduction effect is better.
To sum up, the utility model discloses a motor newly-increased a set of planet wheel, and no longer drive shaft drive sun gear, newly-increased a set of planet wheel is connected with the drive shaft meshing, and it is rotatory to drive the sun gear mounting bracket through a set of planet wheel that newly-increased, and then the drive sun gear rotates, and the sun gear is rotatory to the other group of planet wheel of redrive, and another group of planet wheel drives the output shaft rotation. According to the utility model discloses a transmission structure can make output shaft output accurate, output stable, and the speed reduction effect is better. The utility model discloses a be equipped with a plurality of leak protection oil packing rings on the motor, reach the purpose that prevents the oil leak. The utility model discloses set up the hoop recess at sun gear mounting bracket, motor back seat, store lubricating grease in the hoop recess, two hoop recesses make the reserve volume of lubricating grease in the motor increase, add lubricating grease's interval extension.
The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent flow changes made by the contents of the specification and the drawings, or directly or indirectly applied to other related technical fields, are included in the same way in the protection scope of the present invention.
Claims (7)
1. A motor with a lubricating grease leakage-proof structure comprises a motor front seat (4) and a motor rear seat (1), wherein the motor front seat (4) and the motor rear seat (1) are fixed through long screws, and the motor is characterized in that two groups of ring gears (3) which are jointed and connected are arranged between the motor front seat (4) and the motor rear seat (1);
oil leakage preventing gaskets (16) are arranged between the two ring gears (3), between the motor rear seat (1) and the ring gear (3) attached to the motor rear seat (1), and between the motor front seat (4) and the ring gear (3) attached to the motor front seat (4);
a sun wheel mounting rack (5) and a planet wheel mounting rack (17) are arranged in an inner cavity formed in the two ring gears (3);
the surface, facing the output shaft (19), of the sun wheel mounting rack (5) is provided with a first annular groove (12), the surface, facing away from the output shaft (19), of the sun wheel mounting rack (5) is an annular plane, a sun wheel (14) is mounted and fixedly connected to a middle hole of the sun wheel mounting rack (5), and the sun wheel (14) and the sun wheel mounting rack (5) rotate synchronously;
the planet wheel mounting rack (17) is provided with three first planet wheel mounting holes on one surface, which faces away from the output shaft (19), a first planet wheel (13) is mounted at each first planet wheel mounting hole, each first planet wheel (13) is meshed with the sun wheel (14) and is connected with one of the ring gears (3), and the planet wheel mounting rack (17) is connected with the output shaft (19) and then synchronously rotates;
the annular plane end of the sun wheel mounting rack (5) is provided with three second planet wheel mounting holes, a second planet wheel (6) is mounted at each second planet wheel mounting hole, and each second planet wheel (6) is meshed with the other ring gear (3);
a driving shaft (18) is arranged in the motor rear seat (1), the driving shaft (18) is in meshed connection with the second planet wheels (6), and a second annular groove (11) is formed in one surface, facing the second planet wheels (6), of the motor rear seat (1).
2. A motor having a grease leakage preventing structure, as claimed in claim 1, wherein said first circumferential groove (12) is filled with grease.
3. A motor having a lubricating grease leakage preventing structure as claimed in claim 1, wherein the second circumferential groove (11) is filled with a lubricating grease.
4. A motor with grease leakage preventing structure, as claimed in claim 1, characterized in that three sets of first planets (13) are equiangularly distributed on the planet carrier (17).
5. A motor having a lubricating grease leakage preventing structure, as claimed in claim 1, wherein three sets of second planetary wheels (6) are equiangularly distributed on the sun wheel mounting frame (5).
6. A motor having a grease leakage preventing structure according to claim 1, wherein a main shaft (21) fixing the driving shaft (18) is further installed in the motor rear seat (1).
7. A motor having a grease leakage preventing structure, as claimed in claim 6, wherein bearings (20) are fitted over the shaft body of the main shaft (21) and the shaft body of the output shaft (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222476994.7U CN218041078U (en) | 2022-09-20 | 2022-09-20 | Motor with lubricating grease leak protection structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222476994.7U CN218041078U (en) | 2022-09-20 | 2022-09-20 | Motor with lubricating grease leak protection structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218041078U true CN218041078U (en) | 2022-12-13 |
Family
ID=84355657
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222476994.7U Active CN218041078U (en) | 2022-09-20 | 2022-09-20 | Motor with lubricating grease leak protection structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218041078U (en) |
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2022
- 2022-09-20 CN CN202222476994.7U patent/CN218041078U/en active Active
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