CN201412481Y - Directly-connected mixed transmission gear reducer - Google Patents
Directly-connected mixed transmission gear reducer Download PDFInfo
- Publication number
- CN201412481Y CN201412481Y CN2009201238435U CN200920123843U CN201412481Y CN 201412481 Y CN201412481 Y CN 201412481Y CN 2009201238435 U CN2009201238435 U CN 2009201238435U CN 200920123843 U CN200920123843 U CN 200920123843U CN 201412481 Y CN201412481 Y CN 201412481Y
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- low
- speed
- angular wheel
- wheel
- planetary gear
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Abstract
The utility model relates to a reducer, in particular to a directly-connected mixed transmission gear reducer. The utility model provides the technical solution that the directly-connected mixed transmission gear reducer comprises a body, a casing, a through cover arranged on the output end of the body, an engine cover, a transmission mechanism and a drive mechanism, wherein the transmission mechanism comprises a planetary carrier and an angular wheel transmission group, an output angular wheel and an input output angular wheel of the angular wheel transmission group are vertically engaged, the input angular wheel and the planetary carrier are coaxially arranged to form linkage, a low-speed internal gear is positioned between the engine cover and the body, a plurality of concentric screw holes are evenly distributed on the mutually adjacent and clinging end surfaces of the engine cover, the low-speed internal gear and the body, and screw bolts for fixing the engine cover, the low-speedinternal gear and the body is arranged in the screw holes. By employing the technical solution, the directly-connected mixed transmission gear reducer with small volume, large transmission ratio andstable torque output is provided.
Description
Technical field
The utility model relates to a kind of retarder, particularly a kind of directly connected-type hybrid drive type gear speed reducer.
Background technique
Traditional retarder includes body, is located at logical lid, the cover of body output terminal and is located at the interior driving mechanism of body, and driving mechanism is by the driving mechanism transmission of body input end; Usually, retarder is connected with external device by hang, retarder is provided with logical by the outer end at logical lid and covers that one is connected or the contiguous block of split connection, then by between contiguous block and external device, flange being set, constitute being connected of retarder and external device with this, because the requirement of loop strength, the diameter of flange is usually greater than the retarder body, so directly influenced the size of retarder, it is taken up room become big, be inconvenient to install, and be connected between flange and other part and also will take corresponding measure to overcome the active force of torque, improved cost of production; The driving mechanism of retarder internal body includes input end and output terminal, input end is by motor driving angular wheel transmission group, the angular wheel transmission group comprises two angular wheels that are vertical setting and reaches transmission shaft, the angular wheel transmission group is given the planetary pinion of being located in the body with the torque transmitting of motor transmission, outside by the planetary pinion transmission group moment being transferred to by output terminal then, and the diameter of the motor shaft of angular wheel transmission group input end motor is usually less than the diameter of angular wheel transmission group transmission shaft, making needs to add in addition different coupling when connecting between the transmission shaft of motor shaft and angular wheel transmission group, the component of its input end are increased, cause volume to become big, have influence on the transmission of moment.
The model utility content
At the deficiency that prior art exists, the utility model provides that a kind of volume is little, velocity ratio big, moment is exported directly connected-type hybrid drive type gear speed reducer stably.
For achieving the above object, the utility model provides following technological scheme: a kind of directly connected-type hybrid drive type gear speed reducer, include body, casing, be located at the logical lid of body output terminal, cover, driving mechanism and driving mechanism, described driving mechanism includes planetary carrier and angular wheel transmission group, the output angular wheel of angular wheel transmission group is Vertical Meshing with the input angular wheel, the input angular wheel is with the coaxial setting of planetary carrier and constitute interlock, be provided with the low speed internal gear between described cover and the body, be evenly equipped with several concentric screws on the adjacent mutually end face that pastes on cover and low speed internal gear and the body, be provided with the formation cover in this screw, the bolt that low speed internal gear and body are fixing.
Set-up mode in this makes and need not to add in addition the flange of a diameter greater than body being connected between retarder and the external working machine on cover, also saved simultaneously the measure that need overcome torque power when the adpting flange component connect and take, make the smaller volume of retarder, conveniently install, saved cost of production.
The utility model further is set to: be connected by sleeve between the motor shaft of motor in transmission shaft and the driving mechanism of input angular wheel in the described angular wheel transmission group, be respectively equipped with keyway on the wall that sleeve and transmission shaft and motor shaft mutually combine.
In this in angular wheel transmission group between the motor shaft of transmission shaft and the motor of input angular wheel the setting of sleeve the transmission shaft of input angular wheel be connected with the motor shaft realization of motor and link, and such set-up mode has saved complicated coupling body, on the one hand its overall structure is diminished, save cost on the other hand, and connection is more compact, connection is more flexible.
The utility model further is set to: be provided with three groups of planetary carriers in the described body, be respectively the low-speed planets frame, secondary planetary gear frame and third-level planetary gear carrier, the periphery of described low-speed planets frame is evenly equipped with a plurality of low-speed planets that are installed on the low-speed planets axle, low-speed planets respectively be located at the low speed internal gear engagement that cover is connected with body, be provided with low-speed sun pinion between low-speed planets frame and the third-level planetary gear carrier, described low-speed planets and low-speed sun pinion engagement, and low-speed sun pinion and low-speed planets mesh the engagement of the internal tooth on the projection of low-speed planets frame on the other end of an end and the third-level planetary gear carrier, the periphery of described third-level planetary gear carrier be provided with three with the sheathed third-level planetary of third-level planetary wheel shaft wheel, third-level planetary wheel respectively with body on the internal tooth engagement, be provided with three grades of sun gears between described third-level planetary gear carrier and the secondary planetary gear frame, described third-level planetary wheel meshes with an end of three grades of sun gears, three grades of sun gears relative and the other end of third-level planetary wheel engagement one end and internal tooth engagements of the projection of secondary planetary gear frame on the end face of third-level planetary gear carrier, the secondary planetary gear frame be provided with three with the sheathed secondary planet of secondary planet wheel shaft wheel, the secondary planet wheel respectively with body, and the transmission shaft engagement of output angular wheel in secondary internal gear between the casing and the angular wheel transmission group.
Setting in this by make after the combining of three groups of planetary carriers and one-level angular wheel transmission group that the retarder velocity ratio is big, moment output steadily.
The utility model further is set to: an end of described low-speed planets frame is connected with cover by roller bearing, and the other end is connected with supporting in being located at body by roller bearing.
Being provided with in this is simple in structure, makes connection compactness between each parts, and has effectively utilized the useful space in the body.
Below in conjunction with accompanying drawing the utility model is further described:
Description of drawings
Fig. 1 is the utility model embodiment's a structural representation.
Embodiment
A kind of directly connected-type hybrid drive type gear speed reducer as shown in Figure 1, include body 1, casing 2, be located at the logical lid 11 of body 1 output terminal, cover 12, driving mechanism 3 and driving mechanism 8, described driving mechanism 3 includes planetary carrier 4 and angular wheel transmission group 5, the output angular wheel 51 of angular wheel transmission group 5 is Vertical Meshing with input angular wheel 52, input angular wheel 52 is with planetary carrier 4 coaxial settings and constitute interlock, be provided with low speed internal gear 6 between described cover 12 and the body 1, be evenly equipped with several concentric screws 7 on the adjacent mutually end face that pastes on cover 12 and low speed internal gear 6 and the body 1, be provided with in this screw 7 and constitute cover 12, the bolt 71 that low speed internal gear 6 and body 1 are fixed.Be arranged so that like this and need not on cover 12, to add in addition the flange of a diameter being connected between retarder and the external working machine greater than body 1, also saved simultaneously the measure that need overcome torque power when the adpting flange component connect and take, make the smaller volume of retarder, conveniently install, saved cost of production.And bolt is revealed in outer part and can be connected with external toggle, reaches and being connected of external working machine with this installation that constitutes retarder.
In the utility model embodiment, be connected by sleeve 812 between the motor shaft 811 of motor 81 in transmission shaft 521 and the driving mechanism 8 of input angular wheel 52 in the described angular wheel transmission group 5, be respectively equipped with keyway 813 on the wall that sleeve 812 and transmission shaft 521 and motor shaft 811 mutually combine; In the angular wheel transmission group 5 between the motor shaft 811 of transmission shaft 521 and the motor 81 of input angular wheel 52 setting of sleeve 812 transmission shaft 521 of input angular wheel 52 be connected with motor shaft 811 realizations of motor 81 and link, and such set-up mode has saved complicated coupling body, on the one hand its overall structure is diminished, save cost on the other hand, and connection is more compact, connection is more flexible.
Be provided with three groups of planetary carriers 4 in the body 1, be respectively low-speed planets frame 41, secondary planetary gear frame 42 and third-level planetary gear carrier 43, the periphery of described low-speed planets frame 41 is evenly equipped with a plurality of low-speed planets 412 that are installed on the low-speed planets axle 411, low-speed planets 412 respectively be located at low speed internal gear 413 engagements that cover 12 is connected with body 1, be provided with low-speed sun pinion 413 between low-speed planets frame 41 and the third-level planetary gear carrier 43, described low-speed planets 412 and low-speed sun pinion 413 engagements, and internal tooth 432 engagements on the other end of low-speed sun pinion 413 and low-speed planets 412 engagements one end and the third-level planetary gear carrier 43 on the projection 431 of low-speed planets frame 41, the periphery of described third-level planetary gear carrier 43 be provided with three with the sheathed third-level planetary wheel 434 of third-level planetary wheel shaft 433, third-level planetary wheel 434 respectively with body 1 on internal tooth 13 engagements, be provided with three grades of sun gears 435 between described third-level planetary gear carrier 43 and the secondary planetary gear frame 42, the one end engagement of 434 and three grades of sun gears 435 of described third-level planetary wheel, three grades of sun gear 435 relative and the other end of third-level planetary wheel 434 engagements one end and internal tooth 422 engagements of the projection 421 of secondary planetary gear frame 42 on the end face of third-level planetary gear carrier 43, secondary planetary gear frame 42 be provided with three with the sheathed secondary planet wheel 424 of secondary planet wheel shaft 423, secondary planet wheel 424 respectively with body 1, and transmission shaft 511 engagements of output angular wheel 51 in internal gear between the casing 2 425 and the angular wheel transmission group 5; By make after the combining of three groups of planetary carriers 43 and one-level angular wheel transmission group 5 that the retarder velocity ratio is big, moment output steadily.One end of low-speed planets frame 41 is connected with cover 12 by roller bearing 9, and the other end is connected by roller bearing 9 supporting 14 interior with being located at body 1, is provided with simple in structure, compact like this.
In use, the motor shaft 811 that moves through of motor 81 is transferred to output angular wheel 51 with power by sleeve 812, output angular wheel 51 is transferred to input angular wheel 52 with its engagement with it, and with transmission shaft 521 rotations that make input angular wheel 52, the transmission shaft 521 of importing angular wheel 52 this moment can be used as the effect of a sun wheel shaft, the transmission shaft 521 of input angular wheel 52 drives secondary planet wheel 424, secondary planet wheel 424 meshes with internal gear 425 simultaneously, makes secondary planetary gear frame 42 rotate; 42 on secondary planetary gear frame can drive three grades of sun gears 435 and rotate, one end of three grades of sun gears 435 and 434 engagements of third-level planetary wheel, internal tooth 13 engagements on third-level planetary wheel 434 and body 1 inwall, then constitute the rotation of third-level planetary gear carrier 43, by that analogy, third-level planetary gear carrier 43 also drives low-speed planets frame 41 in the same way and rotates, and is spread out of by the output terminal on the low-speed planets frame 41 until moment.
Claims (4)
1, a kind of directly connected-type hybrid drive type gear speed reducer, include body, casing, be located at the logical lid of body output terminal, cover, driving mechanism and driving mechanism, described driving mechanism includes planetary carrier and angular wheel transmission group, the output angular wheel of angular wheel transmission group is Vertical Meshing with the input angular wheel, the input angular wheel is with the coaxial setting of planetary carrier and constitute interlock, it is characterized in that: be provided with the low speed internal gear between described cover and the body, be evenly equipped with several concentric screws on the adjacent mutually end face that pastes on cover and low speed internal gear and the body, be provided with the formation cover in this screw, the bolt that low speed internal gear and body are fixing.
2, directly connected-type hybrid drive type gear speed reducer according to claim 1, it is characterized in that: be connected by sleeve between the motor shaft of motor in transmission shaft and the driving mechanism of input angular wheel in the described angular wheel transmission group, be respectively equipped with keyway on the wall that sleeve and transmission shaft and motor shaft mutually combine.
3, directly connected-type hybrid drive type gear speed reducer according to claim 1 and 2, it is characterized in that: be provided with three groups of planetary carriers in the described body, be respectively the low-speed planets frame, secondary planetary gear frame and third-level planetary gear carrier, the periphery of described low-speed planets frame is evenly equipped with a plurality of low-speed planets that are installed on the low-speed planets axle, low-speed planets respectively be located at the low speed internal gear engagement that cover is connected with body, be provided with low-speed sun pinion between low-speed planets frame and the third-level planetary gear carrier, described low-speed planets and low-speed sun pinion engagement, and low-speed sun pinion and low-speed planets mesh the engagement of the internal tooth on the projection of low-speed planets frame on the other end of an end and the third-level planetary gear carrier, the periphery of described third-level planetary gear carrier be provided with three with the sheathed third-level planetary of third-level planetary wheel shaft wheel, third-level planetary wheel respectively with body on the internal tooth engagement, be provided with three grades of sun gears between described third-level planetary gear carrier and the secondary planetary gear frame, described third-level planetary wheel meshes with an end of three grades of sun gears, three grades of sun gears relative and the other end of third-level planetary wheel engagement one end and internal tooth engagements of the projection of secondary planetary gear frame on the end face of third-level planetary gear carrier, the secondary planetary gear frame be provided with three with the sheathed secondary planet of secondary planet wheel shaft wheel, the secondary planet wheel respectively with body, and the transmission shaft engagement of output angular wheel in secondary internal gear between the casing and the angular wheel transmission group.
4, directly connected-type hybrid drive type gear speed reducer according to claim 3, it is characterized in that: an end of described low-speed planets frame is connected with cover by roller bearing, and the other end is connected with supporting in being located at body by roller bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201238435U CN201412481Y (en) | 2009-06-29 | 2009-06-29 | Directly-connected mixed transmission gear reducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201238435U CN201412481Y (en) | 2009-06-29 | 2009-06-29 | Directly-connected mixed transmission gear reducer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201412481Y true CN201412481Y (en) | 2010-02-24 |
Family
ID=41714365
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201238435U Expired - Fee Related CN201412481Y (en) | 2009-06-29 | 2009-06-29 | Directly-connected mixed transmission gear reducer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201412481Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015003706A1 (en) * | 2013-07-12 | 2015-01-15 | Schaeffler Technologies Gmbh & Co. Kg | Bearing arrangement for a planetary gearbox of a wind turbine |
-
2009
- 2009-06-29 CN CN2009201238435U patent/CN201412481Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015003706A1 (en) * | 2013-07-12 | 2015-01-15 | Schaeffler Technologies Gmbh & Co. Kg | Bearing arrangement for a planetary gearbox of a wind turbine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100224 Termination date: 20150629 |
|
| EXPY | Termination of patent right or utility model |