CN114382853A - Planetary gear and bevel gear rotary driving system - Google Patents
Planetary gear and bevel gear rotary driving system Download PDFInfo
- Publication number
- CN114382853A CN114382853A CN202210088888.3A CN202210088888A CN114382853A CN 114382853 A CN114382853 A CN 114382853A CN 202210088888 A CN202210088888 A CN 202210088888A CN 114382853 A CN114382853 A CN 114382853A
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- Prior art keywords
- gear
- planetary
- hollow
- rotary
- meshed
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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
- F16H37/00—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00
- F16H37/02—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings
- F16H37/06—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings with a plurality of driving or driven shafts; with arrangements for dividing torque between two or more intermediate shafts
- F16H37/08—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings with a plurality of driving or driven shafts; with arrangements for dividing torque between two or more intermediate shafts with differential gearing
- F16H37/0806—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings with a plurality of driving or driven shafts; with arrangements for dividing torque between two or more intermediate shafts with differential gearing with a plurality of driving or driven shafts
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/02—Driving gear
- B66D1/14—Power transmissions between power sources and drums or barrels
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/02—Driving gear
- B66D1/14—Power transmissions between power sources and drums or barrels
- B66D1/22—Planetary or differential gearings, i.e. with planet gears having movable axes of rotation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/60—Rope, cable, or chain winding mechanisms; Capstans adapted for special purposes
- B66D1/74—Capstans
- B66D1/7484—Details concerning gearing arrangements, e.g. multi-speed
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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
- F16H37/00—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00
- F16H37/12—Gearings comprising primarily toothed or friction gearing, links or levers, and cams, or members of at least two of these types
- F16H37/122—Gearings comprising primarily toothed or friction gearing, links or levers, and cams, or members of at least two of these types for interconverting rotary motion and oscillating motion
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Gear Transmission (AREA)
Abstract
The invention discloses a planetary gear and bevel gear rotary driving system, which comprises a transmission mechanism, an axle center, a hollow rolling shaft, a rotary gear, a supporting frame, a planetary gear, a sun gear, a bevel gear, a bearing frame and a positioning sleeve, wherein the hollow rolling shaft is arranged on the transmission mechanism; the supporting frame is fixed in the middle of the shaft center, the positioning sleeve is arranged on the supporting frame, the bearing frame is inserted into the positioning sleeve from two sides of the positioning sleeve, and the bearing frame is sleeved on the shaft center; the middle part of the support frame is provided with a hollow structure, and the rotary gear is arranged at the hollow part of the support frame; the outer side of a gear ring of the transmission mechanism is meshed with the hollow rolling shaft through an overrunning ratchet mechanism; the inner gear ring of the transmission mechanism is meshed with a planetary gear, the planetary gear is meshed with a sun gear, a bevel gear is fixed on the sun gear and sleeved on a shaft center, and the bevel gear is meshed with a rotary gear. The planetary gear set structure, the bevel gear and the rotary gear are only used for rotation and do not bear external load, and the external load is transmitted to the shaft center through the bearing frame and the supporting frame.
Description
Technical Field
The invention relates to the field of mechanical driving, in particular to a planetary gear and bevel gear rotary driving system.
Background
The planetary gear set is also called as a planetary gear box or a planetary reducer (planetary reducer), and mainly has the main functions of reducing input rotating speed, outputting low rotating speed and simultaneously improving torque so as to achieve an ideal transmission effect.
The principle of the planetary reduction gear is a power transmission mechanism that uses a gear speed converter to reduce the number of revolutions of a motor to a desired number of revolutions and obtain a large torque.
The existing two planetary gear sets cannot realize mutual reverse transmission of input and output, and are not suitable for occasions of rotation.
Disclosure of Invention
The invention aims to solve the problems in the prior art and provides a rotary driving system of a planetary gear and a bevel gear, which utilizes a support frame and a bearing frame structure to reduce power loss, improve power efficiency and ensure reasonable rotating speed.
The purpose of the invention is realized by the following technical scheme: a planetary gear and bevel gear rotary driving system comprises a transmission mechanism, an axle center, a hollow rolling shaft, a rotary gear, a supporting frame, a planetary gear, a sun gear, a bevel gear, a bearing frame and a positioning sleeve;
the supporting frame is fixed in the middle of the shaft center, the positioning sleeve is arranged on the supporting frame, the bearing frame is inserted into the positioning sleeve from two sides of the positioning sleeve, and the bearing frame is sleeved on the shaft center; the middle part of the support frame is provided with a hollow structure, and the rotary gear is arranged at the hollow part of the support frame;
the planetary gears are arranged on the bearing frame, the gear ring ends of the two sets of transmission mechanisms are respectively arranged in a gap between the hollow rolling shaft and the planetary gears from two sides, and the transmission mechanisms are sleeved on the shaft center and are rotationally connected with the shaft center;
the outer side of a gear ring of the transmission mechanism is meshed with the hollow rolling shaft through an overrunning ratchet mechanism; the inner gear ring of the transmission mechanism is meshed with the planetary gear, the planetary gear is meshed with the sun gear, the bevel gear is fixed on the sun gear to form a whole and sleeved on the axis and is rotationally connected with the axis, and the bevel gear is meshed with the rotary gear.
Furthermore, a ratchet ring is arranged on the inner cavity side of the hollow rolling shaft, a pawl is arranged on the outer side of a gear ring of the transmission mechanism, and the ratchet ring and the pawl form an overrunning ratchet structure.
Further, the hollow roll shaft is rotatably connected to a carrier, which also has a planetary carrier configuration.
The invention has the beneficial effects that: the internal and external sides of the gear ring of the transmission mechanism are driven simultaneously, the planetary gear and the bevel gear are only used for rotating and do not bear external load, and the external load is transmitted to the shaft center through the bearing frame and the supporting frame.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a lever drive;
FIG. 3 is a side view of the support frame;
in the figure, a lever 1, a transmission mechanism 2, a shaft center 3, a hollow rolling shaft 4, a rotary gear 5, a support frame 6, a planetary gear 7, a sun gear 8, a bevel gear 9, a receiving frame 10 and a positioning sleeve 11.
Detailed Description
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.
As shown in fig. 1-3, the planetary gear and bevel gear rotary driving system provided by the invention comprises a transmission mechanism 2, a shaft center 3, a hollow rolling shaft 4, a rotary gear 5, a supporting frame 6, a planetary gear 7, a sun gear 8, a bevel gear 9, a bearing frame 10 and a positioning sleeve 11;
the supporting frame 6 is fixed in the middle of the axle center 3, the positioning sleeve 11 is installed on the supporting frame 6, the bearing frame 10 is inserted into the positioning sleeve 11 from two sides of the positioning sleeve 11, and the bearing frame 10 is sleeved on the axle center 3; the middle part of the support frame 6 is provided with a hollow structure, and the rotary gear 5 is arranged at the hollow part of the support frame 6; the hollow roll shaft 4 is rotatably connected to the receiving frame 10.
The planetary gears 7 are arranged on the bearing frame 10, the gear ring ends of the two sets of transmission mechanisms 2 are respectively arranged in a gap between the hollow rolling shaft 4 and the planetary gears 7 from two sides, and the transmission mechanisms 2 are sleeved on the shaft center 3 and are rotationally connected with the shaft center 3;
the outer side of the gear ring of the transmission mechanism 2 is meshed with the hollow rolling shaft 4 through an overrunning ratchet mechanism; the inner cavity side of the hollow rolling shaft 4 is provided with a ratchet ring, the outer side of the gear ring of the transmission mechanism 2 is provided with a pawl, and the ratchet ring and the pawl form an overrunning ratchet mechanism. The inner gear ring of the transmission mechanism 2 is meshed with the planetary gear 7, the planetary gear 7 is meshed with the sun gear 8, the bevel gear 9 is fixed on the sun gear 8 to form a whole and sleeved on the axis 3 to be rotationally connected with the axis, and the bevel gear 9 is meshed with the rotary gear 5.
The bearing force of the hollow rolling shaft 4 is transmitted to the axle center 3 through the support frame 6 and the bearing frame 10, so that the resistance is extremely small when the transmission mechanism 2 rotates reversely.
The rotary gear 5 of the present invention is a common knowledge in the art, and the synchronous reverse rotation of the input end and the output end is realized by the transmission of two rotary gears 5.
The lever driving device of the present invention is used for a winch as follows:
the winch is fixedly arranged on the hollow rolling shaft, one end of the lever is provided with a pedal, and the other end of the lever is fixedly connected with the outer side of the transmission mechanism. And one side pedal is stepped down, the winch rotates, and the other side pedal synchronously rises for the next stepping to alternately drive the winch to rotate.
In addition, because the lever type driving device, the supporting frame and the bearing frame are adopted to bear load force, the driving force is saved, the energy loss is reduced, and the force effect is improved.
As a means commonly used in the art, the above-mentioned rotary driving system may further include a clutch fastener for controlling the extension and retraction of the pawls, for example, a spring, and the clutch fastener and the plurality of pawls form a clutch type ratchet. When the winch needs to rotate reversely, the pawl is controlled by the clutch fastener to be separated from the ratchet ring, and the winch is in a non-holding state, so that the winch can rotate reversely freely.
The above-described embodiments are intended to illustrate rather than to limit the invention, and any modifications and variations of the present invention are within the spirit of the invention and the scope of the appended claims.
Claims (3)
1. A planetary gear and bevel gear rotary driving system is characterized by comprising a transmission mechanism (2), an axle center (3), a hollow rolling shaft (4), a rotary gear (5), a supporting frame (6), a planetary gear (7), a sun gear (8), a bevel gear (9), a bearing frame (10) and a positioning sleeve (11);
the supporting frame (6) is fixed in the middle of the axle center (3), the positioning sleeve (11) is installed on the supporting frame (6), the bearing frame (10) is respectively inserted into the positioning sleeve (11) from two sides of the positioning sleeve (11), and the bearing frame (10) is sleeved on the axle center (3); the middle part of the support frame (6) is provided with a hollow structure, and the rotary gear (5) is arranged at the hollow part of the support frame (6);
the planetary gears (7) are arranged on the bearing frame (10), the gear ring ends of the two sets of transmission mechanisms (2) are respectively arranged in a gap between the hollow rolling shaft (4) and the planetary gears (7) from two sides, and the transmission mechanisms (2) are sleeved on the shaft center (3) and are rotationally connected with the shaft center (3);
the outer side of a gear ring of the transmission mechanism (2) is meshed with the hollow rolling shaft (4) through an overrunning ratchet mechanism; an inner gear ring of the transmission mechanism (2) is meshed with the planetary gear (7), the planetary gear (7) is meshed with the sun gear (8), the bevel gear (9) is fixed on the sun gear (8) to form a whole, sleeved on the axis (3) and rotationally connected with the axis (3), and the bevel gears (9) positioned on two sides of the support frame are meshed with the rotary gear (5).
2. A planetary and bevel gear rotary drive system according to claim 1, characterized in that the hollow roll shaft (4) has a ratchet ring on the inner cavity side, the gear ring of the transmission mechanism (2) has pawls on the outer side, and the ratchet ring and the pawls form an overrunning ratchet structure.
3. A planetary and bevel gear rotary drive system according to claim 1, characterized in that the hollow roll shaft (4) is rotatably connected to the carrier (10), the carrier (10) also having a planet carrier configuration.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210088888.3A CN114382853B (en) | 2022-01-25 | 2022-01-25 | Planetary gear and bevel gear rotation driving system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210088888.3A CN114382853B (en) | 2022-01-25 | 2022-01-25 | Planetary gear and bevel gear rotation driving system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114382853A true CN114382853A (en) | 2022-04-22 |
| CN114382853B CN114382853B (en) | 2024-04-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210088888.3A Active CN114382853B (en) | 2022-01-25 | 2022-01-25 | Planetary gear and bevel gear rotation driving system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114382853B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106090174A (en) * | 2016-08-18 | 2016-11-09 | 北京驹创鼎盛科技发展有限公司 | Power transmission |
| CN205956336U (en) * | 2016-05-17 | 2017-02-15 | 中北大学 | Normal pressure adaptive planet ring bevel gear power dividing formula buncher |
| CN212055718U (en) * | 2020-04-20 | 2020-12-01 | 陈勇 | Lever driving device |
| CN215257643U (en) * | 2021-05-08 | 2021-12-21 | 太原矿机智能装备制造有限公司 | Planet wheel speed reducer with ratchet wheel backstop |
-
2022
- 2022-01-25 CN CN202210088888.3A patent/CN114382853B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205956336U (en) * | 2016-05-17 | 2017-02-15 | 中北大学 | Normal pressure adaptive planet ring bevel gear power dividing formula buncher |
| CN106090174A (en) * | 2016-08-18 | 2016-11-09 | 北京驹创鼎盛科技发展有限公司 | Power transmission |
| CN212055718U (en) * | 2020-04-20 | 2020-12-01 | 陈勇 | Lever driving device |
| CN215257643U (en) * | 2021-05-08 | 2021-12-21 | 太原矿机智能装备制造有限公司 | Planet wheel speed reducer with ratchet wheel backstop |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114382853B (en) | 2024-04-05 |
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