CN211175232U - Coaxial counter-rotating bevel gear transmission - Google Patents
Coaxial counter-rotating bevel gear transmission Download PDFInfo
- Publication number
- CN211175232U CN211175232U CN201922058180.XU CN201922058180U CN211175232U CN 211175232 U CN211175232 U CN 211175232U CN 201922058180 U CN201922058180 U CN 201922058180U CN 211175232 U CN211175232 U CN 211175232U
- Authority
- CN
- China
- Prior art keywords
- power output
- output shaft
- bevel gear
- bearing
- shaft
- 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
- Gear Transmission (AREA)
- General Details Of Gearings (AREA)
Abstract
The utility model discloses a coaxial reverse bevel gear derailleur belongs to mechanical transmission technical field. The device comprises a power input shaft, a first power output shaft, a second power output shaft, a first bevel gear connected with the power input shaft, a second bevel gear connected with the first power output shaft and a third bevel gear connected with the second power output shaft, wherein the second bevel gear and the third bevel gear are respectively meshed with the first bevel gear; the second power output shaft is a hollow shaft which is sleeved on the periphery of the first power output shaft and keeps opposite rotation directions, and the longitudinal axis of the power input shaft is perpendicular to the longitudinal axis of the first power output shaft. The speed changer can provide a power input end and two power output ends which are coaxially arranged and have opposite rotation directions. Not only improves the transmission efficiency, but also can meet the actual requirement when the two output ends are closer.
Description
Technical Field
The utility model relates to a gear drive belongs to mechanical transmission technical field. And more particularly to a coaxial contra-rotating bevel gear transmission.
Background
In mechanical transmission, gear transmission is widely used because of its advantages such as high transmission efficiency and stable transmission. The gear transmission device is various gear structures which are mutually meshed and transmitted or mutually matched and connected by a plurality of gears. When the input shaft and the output shaft of the gear transmission device are required to be coaxial and the steering of the output shaft and the input shaft is required to be changed, the conventional scheme is that a bevel gear is utilized, on one hand, the bevel gear can only correspond to one input end and one output end, and the input end and the output end are far away from each other, and on the other hand, even if the gear transmission device capable of meeting the requirements of multiple output ends is provided, the multiple output ends are far away from each other and are not suitable for practical application.
Disclosure of Invention
In order to solve the technical problem, the utility model provides a coaxial reverse bevel gear derailleur. The speed changer can provide a power input end and two power output ends which are coaxially arranged and have opposite rotation directions.
In order to achieve the above object, the utility model discloses a coaxial reverse bevel gear transmission, it includes power input shaft, first power output shaft, second power output shaft, the first bevel gear that links to each other with power input shaft, the second bevel gear that links to each other with first power output shaft and the third bevel gear that links to each other with second power output shaft, and second bevel gear, third bevel gear mesh with first bevel gear respectively;
the second power output shaft is a hollow shaft which is sleeved on the periphery of the first power output shaft and keeps opposite rotation directions, and the longitudinal axis of the power input shaft is perpendicular to that of the first power output shaft.
Furthermore, the outer side wall of the first power output shaft is connected with the first bearing inner ring, and the first bearing outer ring is connected with the inner side wall of the second power output shaft.
Further, the first bearing includes a rolling bearing.
Further, the outer side wall of the second power output shaft is connected with a second bearing.
Further, the outer side wall of the first power output shaft is connected with a third bearing.
Further, the outer side wall of the power input shaft is connected with a fourth bearing.
Further, the transmission also comprises a box body, and each bearing is connected with the box body through a bearing cover.
Further, each conical gear and each corresponding shaft are selectively welded or in a key joint mode.
Has the advantages that:
the utility model discloses a bevel gear transmission has realized a power input, and two coaxial drive modes that turn to opposite power take off have not only improved transmission efficiency, and two output distances can satisfy actual need more closely.
Drawings
FIG. 1 is a front view of the transmission;
FIG. 2 is a partial cross-sectional view of FIG. 1 from above;
FIG. 3 is a left side elevational view of the transmission;
wherein, each part in fig. 1 to 3 is numbered as follows:
the hydraulic oil pump comprises a power input shaft 1, a first power output shaft 2, a second power output shaft 3, a first bevel gear 4, a second bevel gear 5, a third bevel gear 6, a first bearing 7 (wherein the first bearing cover 7.1), a second bearing 8 (wherein the second bearing cover 8.1), a third bearing 9 (wherein the third bearing cover 9.1), a fourth bearing 10 (wherein the fourth bearing cover 10.1), a box body 11 (wherein the box seat 11.1 (wherein the oil pointer 11.11, the oil plug 11.12, the fixing lug 11.13), a box cover 11.2 (wherein the lifting lug 11.21 and the breather 11.22)), and an adjusting gasket 12.
Detailed Description
The utility model discloses a coaxial reversal bevel gear derailleur, as shown in fig. 2, the derailleur includes power input shaft 1, first power output shaft 2, second power output shaft 3, first bevel gear 4 that links to each other with power input shaft 1, second bevel gear 5 that links to each other with first power output shaft 2 and third bevel gear 6 that links to each other with second power output shaft 3, and second bevel gear 5, third bevel gear 6 mesh with first bevel gear 4 respectively; the second power output shaft 3 is a hollow shaft which is sleeved on the periphery of the first power output shaft 2 and keeps opposite steering, and the power input shaft 1 is connected with external power such as a motor or other power equipment.
As can also be seen from fig. 2, the length of the first power output shaft 2 is greater than that of the second power output shaft 3, and the power output end of the first power output shaft 2 is close to the power output end of the second power output shaft 3 to ensure that the two output ends are close to each other. The number of teeth on each bevel gear is not particularly limited. And simultaneously, the utility model discloses still preferably each bevel gear is conical gear.
The utility model discloses it is preferred first power output shaft 2's lateral wall is connected 7 inner circles of primary shaft, and second power output shaft 3's inside wall is connected to 7 outer lanes of primary shaft. The first bearing 7 is connected with a first bearing cover 7.1, and the first bearing cover 7.1 is connected with the second power output shaft 3 through a first bolt 7.2; second bearing 8 is connected to second power output shaft 3's lateral wall, second bearing lid 8.1 is connected to second bearing 8, third bearing 9 is still connected to first power output shaft 2's lateral wall, third bearing 9 is connected third bearing lid 9.1, fourth bearing 10 is connected to power input shaft 1's lateral wall, fourth bearing lid 10.1 is connected to fourth bearing 10, the utility model discloses preferred each bearing includes antifriction bearing, like needle bearing or deep groove ball bearing or ball bearing etc.. Meanwhile, each bearing cover is also correspondingly connected with each bearing sleeve.
In addition, as can be seen from fig. 2, the bevel gears and the corresponding shafts are selectively welded or keyed, and the present invention prefers welding.
The specific power transmission process is that external power is transmitted to the power input shaft 1, the power input shaft 1 drives the first bevel gear 4 to rotate, the first bevel gear 4 is simultaneously meshed with the second bevel gear 5 and the third bevel gear 6, the arrangement mode of the first bevel gear 4, the second bevel gear 5 and the third bevel gear 6 enables the rotation directions of the second bevel gear 5 and the third bevel gear 6 to be opposite, and finally the direction in which the second bevel gear 5 drives the first power output shaft 2 to rotate and the direction in which the third bevel gear 6 drives the second power output shaft 3 to rotate are kept opposite.
As can be seen from fig. 1, 2 and 3, the transmission further includes a case 11, and the bearing caps are fixedly connected to the case 11, and may be selectively bolted or pinned. The utility model discloses still preferably set up adjusting shim 12 between the position of being connected of each bearing cap and box 11, also set up adjusting shim 12 between each bearing cap and each bearing housing and prevent inside lubricating oil seepage with the inseparable degree that increases the combination.
As can be further seen from fig. 2 and 3, the box body 11 includes a box base 11.1 and a box cover 11.2, and the box base 11.1 and the box cover 11.2 may be bolted or pinned. The oil level indicator 11.11 and the oil plug 11.12 are arranged on the tank seat 11.1, and an oil ring for sealing is arranged at the connecting part of the oil plug 11.12 and the tank seat 11.1. The oil pointer 11.11 is used for observing the height of the oil level in the box body 11 so as to ensure the normal work of the transmission device. Meanwhile, lubricating oil can be filled through the oil pointer 11.11 or internally discarded lubricating oil can be discharged.
And the box cover 11.2 is also provided with a lifting lug 11.21 for lifting, and the box base 11.1 is provided with a fixing lug 11.13 for fixing the mounting position of the box body 11. In addition, the transmission device designed by the utility model is used in the speed changer, so that the breather 11.22 is also preferably arranged on the box cover 11.2.
The above examples are merely preferred examples and are not intended to limit the embodiments of the present invention. In addition to the above embodiments, the present invention has other embodiments. All the technical solutions formed by adopting equivalent substitutions or equivalent transformations fall within the protection scope claimed by the present invention.
Claims (8)
1. A coaxial bevel counter gear transmission characterized by: the device comprises a power input shaft, a first power output shaft, a second power output shaft, a first bevel gear connected with the power input shaft, a second bevel gear connected with the first power output shaft and a third bevel gear connected with the second power output shaft, wherein the second bevel gear and the third bevel gear are respectively meshed with the first bevel gear;
the second power output shaft is a hollow shaft which is sleeved on the periphery of the first power output shaft and keeps opposite rotation directions, and the longitudinal axis of the power input shaft is perpendicular to that of the first power output shaft.
2. The coaxial bevel counter gear transmission according to claim 1, wherein: the outer side wall of the first power output shaft is connected with the first bearing inner ring, and the first bearing outer ring is connected with the inner side wall of the second power output shaft.
3. The coaxial bevel counter gear transmission according to claim 2, wherein: the first bearing includes a rolling bearing.
4. The coaxial bevel counter gear transmission according to claim 1, wherein: and the outer side wall of the second power output shaft is connected with a second bearing.
5. The coaxial bevel counter gear transmission according to claim 1, wherein: and the outer side wall of the first power output shaft is connected with a third bearing.
6. The coaxial bevel counter gear transmission according to claim 1, wherein: and the outer side wall of the power input shaft is connected with a fourth bearing.
7. The coaxial bevel counter gear transmission according to any one of claims 2 to 6, wherein: the transmission also comprises a box body, and each bearing is connected with the box body through a bearing cover.
8. The coaxial bevel counter gear transmission according to claim 1, wherein: and each bevel gear and each corresponding shaft are selectively welded or in a key joint mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922058180.XU CN211175232U (en) | 2019-11-25 | 2019-11-25 | Coaxial counter-rotating bevel gear transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922058180.XU CN211175232U (en) | 2019-11-25 | 2019-11-25 | Coaxial counter-rotating bevel gear transmission |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211175232U true CN211175232U (en) | 2020-08-04 |
Family
ID=71793166
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922058180.XU Active CN211175232U (en) | 2019-11-25 | 2019-11-25 | Coaxial counter-rotating bevel gear transmission |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211175232U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113147386A (en) * | 2021-04-01 | 2021-07-23 | 北京福田戴姆勒汽车有限公司 | Power takeoff, gearbox and vehicle |
| CN114396470A (en) * | 2022-01-20 | 2022-04-26 | 三联传动机械有限公司 | Speed reducer for suspension use |
-
2019
- 2019-11-25 CN CN201922058180.XU patent/CN211175232U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113147386A (en) * | 2021-04-01 | 2021-07-23 | 北京福田戴姆勒汽车有限公司 | Power takeoff, gearbox and vehicle |
| CN114396470A (en) * | 2022-01-20 | 2022-04-26 | 三联传动机械有限公司 | Speed reducer for suspension use |
| CN114396470B (en) * | 2022-01-20 | 2024-02-06 | 三联传动机械有限公司 | Speed reducer for suspension |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN211175232U (en) | Coaxial counter-rotating bevel gear transmission | |
| CN201496482U (en) | Cement rolled reduction gearbox | |
| CN211175237U (en) | Coaxial bevel gear transmission device | |
| CN200993197Y (en) | Compound drive reducer | |
| CN211202762U (en) | Coaxial cylindrical gear transmission device | |
| CN211039551U (en) | Front and rear driving transfer case assembly | |
| CN211039547U (en) | Speed reducer for concrete mixer truck | |
| CN205663835U (en) | Take full -power power takeoff device of forced cooling system | |
| CN204267691U (en) | Speed reducer bearing cap | |
| CN210265700U (en) | Special gear box | |
| CN210141301U (en) | Low-cost combined transmission conversion device | |
| CN104896020A (en) | Big power spiral bevel gear reducer | |
| CN219082218U (en) | Torque amplifier device based on planetary gear transmission | |
| CN201416618Y (en) | Combined-type speed reducer | |
| CN201269256Y (en) | Worm-gear driven pivoting support | |
| CN204647156U (en) | high-power spiral bevel gear speed reducer | |
| CN220646698U (en) | Gear box | |
| CN213839497U (en) | Planetary speed reducer with flexible uniform load | |
| CN215301405U (en) | Gap bridge shell and gap bridge device of working machine | |
| CN210830383U (en) | High-precision helical-tooth planetary reducer | |
| CN214499923U (en) | Speed reducer | |
| CN108466547B (en) | Tractor with stable transmission | |
| CN109654170A (en) | Cylinder-cone gear reducer of Bidirectional driving type | |
| CN218063247U (en) | Bearing lubricating device of reversing box | |
| CN202112008U (en) | Gearbox for micro tillage machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |