CN115355284A - Planetary reducer for hoisting equipment - Google Patents
Planetary reducer for hoisting equipment Download PDFInfo
- Publication number
- CN115355284A CN115355284A CN202211276489.6A CN202211276489A CN115355284A CN 115355284 A CN115355284 A CN 115355284A CN 202211276489 A CN202211276489 A CN 202211276489A CN 115355284 A CN115355284 A CN 115355284A
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- Prior art keywords
- input shaft
- limiting
- gear
- input
- correspondingly
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H1/00—Toothed gearings for conveying rotary motion
- F16H1/28—Toothed gearings for conveying rotary motion with gears having orbital motion
- F16H1/32—Toothed gearings for conveying rotary motion with gears having orbital motion in which the central axis of the gearing lies inside the periphery of an orbital gear
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/021—Shaft support structures, e.g. partition walls, bearing eyes, casing walls or covers with bearings
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/023—Mounting or installation of gears or shafts in the gearboxes, e.g. methods or means for assembly
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/08—General details of gearing of gearings with members having orbital motion
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/08—General details of gearing of gearings with members having orbital motion
- F16H57/082—Planet carriers
Abstract
A planetary reducer for hoisting equipment comprises a shell, a sun gear, a planet gear and a planet carrier, wherein the planet carrier is rotatably connected in the shell, the planet carrier is provided with the planet gear, and one end of the planet carrier is an output end; also comprises two input shaft assemblies; the input shaft assembly comprises a fixed sleeve, an input shaft and a transmission shaft, the fixed sleeve is correspondingly and fixedly connected with the shell, one end of the input shaft is rotatably connected with an inner cavity of the fixed sleeve, and the other end of the input shaft extends out of the shell; compared with the traditional speed reducer only capable of being input by a single motor, the speed reducer can respectively drive two input shaft assemblies through the two motors, wherein one power is input by the sun gear, the other power is input by the gear ring, the two powers are not interfered with each other, even if one motor fails, the power output is not influenced, the single motor input is low-speed operation, the two motors simultaneously input to high-speed operation, and the load capacity can be effectively improved.
Description
Technical Field
The invention relates to the technical field of speed reducers, in particular to a planetary speed reducer for hoisting equipment.
Background
As is known, most of the conventional speed reducers for hoisting equipment are single-motor input, and only the motor power can be increased if the load capacity is to be improved, and the conventional speed reducers for hoisting equipment do not have a high-speed and low-speed switching function; the defect of single motor power input is obvious, if the motor breaks down, the whole equipment cannot run, and especially, if the motor breaks down in the hoisting process, safety accidents are easy to occur; in addition, the speed reducer of the hoisting equipment needs to have a braking function, an electromagnetic brake is mounted at the input end or the output end of the speed reducer in a transmission mode, braking is realized by controlling the electromagnetic brake, the electromagnetic brake needs to be synchronous with the action of a motor, and the control is complicated; the electromagnetic brake realizes braking by locking a brake disc through a brake pad, so that the transmission efficiency is low and the braking sensitivity is low; the above-mentioned drawbacks are problems that those skilled in the art are demanding to solve.
Disclosure of Invention
In order to overcome the defects in the background art, the invention discloses a planetary reducer for hoisting equipment.
In order to achieve the purpose, the invention adopts the following technical scheme:
a planetary reducer for hoisting equipment comprises a shell, a sun gear, a planet gear and a planet carrier, wherein the planet carrier is rotatably connected in the shell, the planet carrier is provided with the planet gear, and one end of the planet carrier is an output end; also comprises two input shaft assemblies;
the input shaft assembly comprises a fixed sleeve, an input shaft and a transmission shaft, the fixed sleeve is correspondingly and fixedly connected with the shell, one end of the input shaft is rotatably connected with an inner cavity of the fixed sleeve, and the other end of the input shaft extends out of the shell; the end face of one end of the input shaft, which is positioned in the fixed sleeve, is provided with a counter bore which is coaxial with the input shaft, one end of a transmission shaft is rotationally connected in the counter bore, and a spacing ring at the end of the transmission shaft is provided with a plurality of sliding grooves; a limiting wedge block is matched in the sliding groove in a sliding mode, one end, extending out of the sliding groove, of the limiting wedge block is an isosceles tip, and a spring is arranged between the bottom of the limiting wedge block and the bottom of the sliding groove; the position of the wall of the counter bore of the input shaft, which corresponds to the limiting wedge block, is provided with a limiting cavity, the two sides of the top of the limiting cavity are correspondingly matched with the wedge surface of the tip of the limiting wedge block, a gap is reserved between the two sides of the bottom of the limiting cavity and the limiting wedge block, and the top of the limiting cavity is provided with an opening through which the tip of the limiting wedge block can extend out; a plurality of limiting teeth which can be correspondingly meshed with the tips of the limiting wedges are uniformly distributed on the inner wall of the fixed sleeve in a ring manner;
one of the two input shaft assemblies is correspondingly coaxial with the planet carrier, and a transmission shaft of the input shaft assembly is provided with a sun wheel which is correspondingly meshed with the planet wheel; a gear ring is rotatably sleeved outside the planet carrier, gear teeth are arranged on an inner ring and an outer ring of the gear ring, and the planet gear is correspondingly meshed with the inner ring gear of the gear ring; the other input shaft assembly is positioned on one side of the gear ring, and a transmission shaft of the input shaft assembly is provided with an input gear which is correspondingly meshed with an outer ring of the gear ring.
Preferably, the bottom of the sliding groove is provided with a limiting column, and one end of the spring is sleeved with the limiting column correspondingly.
Preferably, the included angle value of the tip end of the limiting wedge block is 60-130 degrees.
Preferably, the input shaft and the transmission shaft are both correspondingly and rotatably connected with the shell.
Preferably, one end of the fixed sleeve corresponding to the input shaft is a stepped hole, and the input shaft is a stepped shaft correspondingly matched with the stepped hole; the other end of the fixed sleeve is provided with an end cover for preventing foreign matters from entering.
Preferably, a multi-stage gear reduction mechanism is arranged in the shell, and the input end of the multi-stage gear reduction mechanism is in corresponding transmission connection with the output end of the planet carrier.
Due to the adoption of the technical scheme, the invention has the following beneficial effects:
the planetary reducer for the hoisting equipment disclosed by the invention is simple in structure and high in reliability; compared with the traditional speed reducer only capable of being input by a single motor, the speed reducer can be used for respectively driving two input shaft assemblies through two motors, wherein one power is input by a sun gear, the other power is input by a gear ring, the two powers are not interfered with each other, the power output is not influenced even if one motor fails, the safety is high, the reliability is high, the single motor input is low-speed operation, the two motors simultaneously input is high-speed operation, and the load capacity can be effectively improved;
compared with the traditional mode of controlling the electromagnetic brake, the electromagnetic brake has the advantages of no need of additional control, high transmission efficiency and high brake sensitivity; when the input shaft has no input, the limiting wedge block is ejected out by the spring, the tip of the limiting wedge block is correspondingly meshed with the limiting teeth to realize braking, and the transmission shaft is prevented from reversely transmitting torque.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic perspective view of the input shaft assembly;
FIG. 3 is a cross-sectional view of the input shaft assembly;
FIG. 4 is a longitudinal cross-sectional view of the input shaft assembly.
In the figure: 1. a housing; 2. a sun gear; 3. a planet wheel; 4. a planet carrier; 5. an input shaft assembly; 5-1, fixing a sleeve; 5-2, an input shaft; 5-3, a transmission shaft; 5-4, a chute; 5-5, limiting wedge blocks; 5-6, a spring; 5-7, a limiting cavity; 5-8, limit teeth; 5-9, a limiting column; 5-10, end cover; 6. a ring gear; 7. an input gear; 8. multistage gear reduction mechanism.
Detailed Description
The present invention will be explained in detail by the following embodiments, and the purpose of disclosing the invention is to protect all technical improvements within the scope of the invention, it should be understood that, in the description of the invention, if there is an orientation or positional relationship indicated by the terms "upper", "lower", "front", "rear", "left", "right", etc., it only corresponds to the drawings of the present application, and it is convenient to describe the invention, but does not indicate or imply that the device or element referred to must have a specific orientation.
With reference to fig. 1 to 4, a planetary reducer for hoisting equipment comprises a housing 1, a sun gear 2, a planet gear 3 and a planet carrier 4, wherein the planet carrier 4 is rotatably connected in the housing 1, the planet carrier 3 is mounted on the planet carrier 4, and one end of the planet carrier 4 is an output end; also two input shaft assemblies 5;
the input shaft assembly 5 comprises a fixed sleeve 5-1, an input shaft 5-2 and a transmission shaft 5-3, the fixed sleeve 5-1 is correspondingly and fixedly connected with the shell 1, one end of the input shaft 5-2 is rotatably connected with the inner cavity of the fixed sleeve 5-1, and the other end of the input shaft 5-2 extends out of the shell 1, so that one end of the input shaft 5-2 extending out of the shell 1 is correspondingly and drivingly connected with the output end of the motor, and the motor drives the input shaft 5-2; the end face of the input shaft 5-2, which is positioned at one end in the fixed sleeve 5-1, is provided with a counter bore which is coaxial with the input shaft 5-2, one end of a transmission shaft 5-3 is rotatably connected in the counter bore, and a plurality of sliding grooves 5-4 are arranged on a spacing ring at the end of the transmission shaft 5-3; a limiting wedge block 5-5 is in sliding fit in the sliding groove 5-4, one end, extending out of the sliding groove 5-4, of the limiting wedge block 5-5 is an isosceles tip, and a spring 5-6 is arranged between the bottom of the limiting wedge block 5-5 and the bottom of the sliding groove 5-4, so that the limiting wedge block 5-5 can be ejected out through the spring 5-6; according to the requirement, the input shaft 5-2 and the transmission shaft 5-3 are correspondingly and rotatably connected with the shell 1, so that the stability of the input shaft assembly 5 can be effectively improved;
the position of the wall of the counter bore of the input shaft 5-2, which corresponds to the limiting wedge block 5-5, is provided with a limiting cavity 5-7, two sides of the top of which are correspondingly matched with the wedge surface of the tip of the limiting wedge block 5-5, a gap is reserved between two sides of the bottom of the limiting cavity 5-7 and the limiting wedge block 5-5, and the top of the limiting cavity 5-7 is provided with an opening through which the tip of the limiting wedge block 5-5 can extend; a plurality of limiting teeth 5-8 which can be correspondingly engaged with the tips of the limiting wedges 5-5 are uniformly and annularly arranged on the inner wall of the fixed sleeve 5-1, namely when the input shaft 5-2 has no input, the tops of the limiting cavities 5-7 lose the extrusion on the tips of the limiting wedges 5-5, the limiting wedges 5-5 are ejected out by the springs 5-6, the tips of the limiting wedges 5-5 are correspondingly engaged with the limiting teeth 5-8 to realize braking, and the reverse transmission torque of the transmission shaft 5-3 is avoided; when the motor drives the input shaft 5-2, the top of the limiting cavity 5-7 extrudes the top end of the limiting wedge 5-5 while the input shaft 5-2 rotates, the limiting wedge 5-5 retreats along the sliding groove 5-4, so that the top end of the limiting wedge 5-5 is not meshed with the limiting teeth 5-8, and after the top end of the limiting wedge 5-5 is completely disengaged from the limiting teeth 5-8, the input shaft 5-2 can drive the transmission shaft 5-3 to rotate to input power; compared with the traditional mode of braking through an electromagnetic brake, the electromagnetic brake has the advantages of no need of additional control, high transmission efficiency and high braking sensitivity; according to the requirement, a limiting column 5-9 is arranged at the bottom of the sliding groove 5-4, one end of a spring 5-6 is correspondingly sleeved with the limiting column 5-9, the retreating amount of the limiting wedge 5-5 can be limited, the tip of the limiting wedge 5-5 is completely separated from a limiting tooth 5-8 when the limiting wedge 5-5 is in collision with the limiting column 5-9, the sensitivity of power transmission is improved, and the situation that the limiting wedge 5-5 excessively extrudes the spring 5-6 to cause the damage of the spring 5-6 is avoided; the angle value of the included angle of the tip of the limiting wedge 5-5 is 60-130 degrees, and the limiting cavity 5-7 can push the limiting wedge 5-5 to retreat; one end of the fixed sleeve 5-1, corresponding to the input shaft 5-2, is a stepped hole, and the input shaft 5-2 is a stepped shaft correspondingly matched with the stepped hole, so that the input shaft 5-2 can be prevented from being separated; the other end of the fixed sleeve 5-1 is provided with an end cover 5-10 for preventing foreign matters from entering, so that the input shaft assembly 5 can be prevented from being accidentally blocked due to the entering of the foreign matters;
one of the two input shaft assemblies 5 is correspondingly coaxial with the planet carrier 4, and a transmission shaft 5-3 of the input shaft assembly 5 is provided with a sun wheel 2 correspondingly meshed with the planet wheel 3; the outer side of the planet carrier 4 is rotatably sleeved with a gear ring 6, the inner ring and the outer ring of the gear ring 6 are both provided with gear teeth, and the planet gear 3 is correspondingly meshed with the inner ring teeth of the gear ring 6; the other input shaft assembly 5 is positioned at one side of the gear ring 6, an input gear 7 correspondingly meshed with the outer ring of the gear ring 6 is mounted on a transmission shaft 5-3 of the input shaft assembly 5, namely the two input shaft assemblies 5 can be respectively driven by two motors, wherein one power is input by the sun gear 2, the other power is input by the gear ring 6, the two powers are not interfered with each other, even if one motor fails, the power output is not influenced, and the load capacity can be effectively improved by inputting the two motors at the same time; according to the needs, be equipped with multistage gear reduction mechanism 8 in the casing 1, multistage gear reduction mechanism 8's input corresponds the transmission with the output of planet carrier 4 and is connected, can further improve output torque, promotes holistic bearing capacity.
When the planetary reducer for the hoisting equipment is used, the two input shaft assemblies 5 are respectively driven by the two motors, so that one end of the input shaft 5-2, which extends out of the shell 1, is correspondingly in transmission connection with the output end of the motor, and the motor drives the input shaft 5-2; when the input shaft 5-2 has no input, the top of the limiting cavity 5-7 loses the extrusion on the tip of the limiting wedge 5-5, the limiting wedge 5-5 is ejected out by the spring 5-6, the tip of the limiting wedge 5-5 is correspondingly engaged with the limiting teeth 5-8 to realize braking, and the reverse transmission torque of the transmission shaft 5-3 is avoided; when the motor drives the input shaft 5-2, the top of the limiting cavity 5-7 extrudes the tip of the limiting wedge block 5-5 while the input shaft 5-2 rotates, the limiting wedge block 5-5 retreats, so that the tip of the limiting wedge block 5-5 is not meshed with the limiting teeth 5-8, and the input shaft 5-2 can drive the transmission shaft 5-3 to rotate to input power.
The invention is not described in detail in the prior art, and it is apparent to a person skilled in the art that the invention is not limited to details of the above-described exemplary embodiments, but that the invention can be embodied in other specific forms without departing from the spirit or essential characteristics thereof; the present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, and all changes coming within the meaning and range of equivalency are intended to be embraced therein.
Claims (6)
1. A planetary reducer for hoisting equipment comprises a shell (1), a sun gear (2), a planet gear (3) and a planet carrier (4), wherein the planet carrier (4) is rotatably connected in the shell (1), the planet carrier (3) is installed on the planet carrier (4), and one end of the planet carrier (4) is an output end; the method is characterized in that: also comprises two input shaft assemblies (5);
the input shaft assembly (5) comprises a fixed sleeve (5-1), an input shaft (5-2) and a transmission shaft (5-3), the fixed sleeve (5-1) is correspondingly and fixedly connected with the shell (1), one end of the input shaft (5-2) is rotatably connected with the inner cavity of the fixed sleeve (5-1), and the other end of the input shaft (5-2) extends out of the shell (1); the end face of the input shaft (5-2) positioned at one end in the fixed sleeve (5-1) is provided with a counter bore which is coaxial with the input shaft (5-2), one end of a transmission shaft (5-3) is rotationally connected in the counter bore, and a plurality of sliding grooves (5-4) are arranged at the spacing ring of the end of the transmission shaft (5-3); a limiting wedge block (5-5) is matched in the sliding groove (5-4) in a sliding manner, one end, extending out of the sliding groove (5-4), of the limiting wedge block (5-5) is an isosceles tip, and a spring (5-6) is arranged between the bottom of the limiting wedge block (5-5) and the bottom of the sliding groove (5-4); the position of the counter bore wall of the input shaft (5-2) corresponding to the limiting wedge block (5-5) is provided with a limiting cavity (5-7) with the two sides of the top portion correspondingly matched with the wedge surface of the tip of the limiting wedge block (5-5), a gap is reserved between the two sides of the bottom of the limiting cavity (5-7) and the limiting wedge block (5-5), and the top of the limiting cavity (5-7) is provided with an opening which can enable the tip of the limiting wedge block (5-5) to extend out; a plurality of limiting teeth (5-8) which can be correspondingly engaged with the tips of the limiting wedges (5-5) are uniformly distributed and annularly arranged on the inner wall of the fixed sleeve (5-1);
one of the two input shaft assemblies (5) is correspondingly coaxial with the planet carrier (4), and a transmission shaft (5-3) of the input shaft assembly (5) is provided with a sun wheel (2) correspondingly meshed with the planet wheel (3); a gear ring (6) is rotatably sleeved outside the planet carrier (4), gear teeth are arranged on an inner ring and an outer ring of the gear ring (6), and the planet gear (3) is correspondingly meshed with the gear teeth in the gear ring (6); the other input shaft assembly (5) is positioned on one side of the gear ring (6), and an input gear (7) which is correspondingly meshed with the outer ring of the gear ring (6) is arranged on a transmission shaft (5-3) of the input shaft assembly (5).
2. The planetary reducer for hoisting equipment according to claim 1, wherein: the bottom of the sliding groove (5-4) is provided with a limiting column (5-9), and one end of the spring (5-6) is correspondingly sleeved with the limiting column (5-9).
3. The planetary reducer for hoisting equipment as set forth in claim 1, wherein: the included angle value of the tip of the limiting wedge block (5-5) is 60-130 degrees.
4. The planetary reducer for hoisting equipment according to claim 1, wherein: the input shaft (5-2) and the transmission shaft (5-3) are correspondingly and rotatably connected with the shell (1).
5. The planetary reducer for hoisting equipment according to claim 1, wherein: one end of the fixed sleeve (5-1) corresponding to the input shaft (5-2) is a stepped hole, and the input shaft (5-2) is a stepped shaft correspondingly matched with the stepped hole; the other end of the fixed sleeve (5-1) is provided with an end cover (5-10) for preventing foreign matters from entering.
6. The planetary reducer for hoisting equipment according to claim 1, wherein: a multi-stage gear reduction mechanism (8) is arranged in the shell (1), and the input end of the multi-stage gear reduction mechanism (8) is in corresponding transmission connection with the output end of the planet carrier (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211276489.6A CN115355284B (en) | 2022-10-19 | 2022-10-19 | Planetary reducer for hoisting equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211276489.6A CN115355284B (en) | 2022-10-19 | 2022-10-19 | Planetary reducer for hoisting equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115355284A true CN115355284A (en) | 2022-11-18 |
| CN115355284B CN115355284B (en) | 2023-02-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211276489.6A Active CN115355284B (en) | 2022-10-19 | 2022-10-19 | Planetary reducer for hoisting equipment |
Country Status (1)
| Country | Link |
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| CN (1) | CN115355284B (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3498429A (en) * | 1968-05-20 | 1970-03-03 | Formsprag Co | Sprag and sprag clutch assembly |
| JPH11321357A (en) * | 1998-05-13 | 1999-11-24 | Kyowa Gokin Kk | Driving device for automobile |
| CN1888483A (en) * | 2006-07-13 | 2007-01-03 | 同济大学 | Power driving device for mixed power vehicle |
| JP2010216597A (en) * | 2009-03-18 | 2010-09-30 | Univance Corp | Power transmitting device |
| CN102678914A (en) * | 2012-05-02 | 2012-09-19 | 浙江勤达旅游用品有限公司 | Electric/manual double-inputting speed reducer for worm gear speed-reducing motor |
| US20150080163A1 (en) * | 2012-03-30 | 2015-03-19 | Advanced Insititutes Of Convergence Technology | Transmission |
| CN106949203A (en) * | 2017-04-10 | 2017-07-14 | 南京越博动力系统股份有限公司 | A kind of bi-motor planetary transmission |
| US20180022199A1 (en) * | 2016-07-21 | 2018-01-25 | Hyundai Motor Company | Power transmission system for hybrid electric vehicle |
| CN109296715A (en) * | 2018-01-12 | 2019-02-01 | 怀化沃普环保科技有限公司 | Planetary gear multi-way electronic speed regulation mechanism |
| CN110001376A (en) * | 2019-03-18 | 2019-07-12 | 西安法士特汽车传动有限公司 | Realize the Vehicular hybrid power system of multi power source coupling |
-
2022
- 2022-10-19 CN CN202211276489.6A patent/CN115355284B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3498429A (en) * | 1968-05-20 | 1970-03-03 | Formsprag Co | Sprag and sprag clutch assembly |
| JPH11321357A (en) * | 1998-05-13 | 1999-11-24 | Kyowa Gokin Kk | Driving device for automobile |
| CN1888483A (en) * | 2006-07-13 | 2007-01-03 | 同济大学 | Power driving device for mixed power vehicle |
| JP2010216597A (en) * | 2009-03-18 | 2010-09-30 | Univance Corp | Power transmitting device |
| US20150080163A1 (en) * | 2012-03-30 | 2015-03-19 | Advanced Insititutes Of Convergence Technology | Transmission |
| CN102678914A (en) * | 2012-05-02 | 2012-09-19 | 浙江勤达旅游用品有限公司 | Electric/manual double-inputting speed reducer for worm gear speed-reducing motor |
| US20180022199A1 (en) * | 2016-07-21 | 2018-01-25 | Hyundai Motor Company | Power transmission system for hybrid electric vehicle |
| CN106949203A (en) * | 2017-04-10 | 2017-07-14 | 南京越博动力系统股份有限公司 | A kind of bi-motor planetary transmission |
| CN109296715A (en) * | 2018-01-12 | 2019-02-01 | 怀化沃普环保科技有限公司 | Planetary gear multi-way electronic speed regulation mechanism |
| CN110001376A (en) * | 2019-03-18 | 2019-07-12 | 西安法士特汽车传动有限公司 | Realize the Vehicular hybrid power system of multi power source coupling |
Also Published As
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|---|---|
| CN115355284B (en) | 2023-02-28 |
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