CN110701252A - External-engagement planetary gear type power machine - Google Patents
External-engagement planetary gear type power machine Download PDFInfo
- Publication number
- CN110701252A CN110701252A CN201910956014.3A CN201910956014A CN110701252A CN 110701252 A CN110701252 A CN 110701252A CN 201910956014 A CN201910956014 A CN 201910956014A CN 110701252 A CN110701252 A CN 110701252A
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- Prior art keywords
- gear
- planetary gear
- small
- central gear
- planetary
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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
- F16H57/023—Mounting or installation of gears or shafts in the gearboxes, e.g. methods or means for assembly
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Retarders (AREA)
Abstract
The invention relates to an external-engagement planetary gear type power machine, which comprises an external-engagement planetary gear assembly, an output shaft and a force application mechanism, wherein a large planetary gear and a small planetary gear are in a synchronous linkage structure, the large central gear and the small central gear are installed in a way of relative rotation and are engaged with the large planetary gear and the small planetary gear, the transmission ratios of all gear pairs are the same, the force application mechanism enables the large planetary gear and the small planetary gear to have two acting forces in opposite directions on the same side through the central gear, and the acting forces are generated on a planetary gear shaft to enable the mechanism to rotate due to the different pitch circle radiuses of the large planetary gear and the small planetary gear.
Description
Technical Field
The invention relates to power machinery, in particular to an external-engagement planetary gear type power machine.
Background
Most of the existing power machines use combustible minerals as energy sources, the natural resources of the combustible minerals are limited, the consumption of the limited resources is inevitably accelerated along with the continuous expansion of the application field and the use amount of the power machines, and meanwhile, the operation of the power machines can also discharge gases harmful to human beings and nature to cause environmental pollution.
Disclosure of Invention
The invention aims to provide an external-engagement planetary gear type power machine which is simple in structure, free of pollution and beneficial to environmental protection.
The purpose of the invention is realized by the following technical scheme:
an external engagement planetary gear type power machine comprises an output shaft, a large central gear, a planetary gear shaft, a planetary gear carrier, a small central gear, a large planetary gear, a small planetary gear and a force application mechanism, wherein the central gear and the planetary gear are cylindrical external gears, the planetary gear is a planetary gear assembly which is composed of the large planetary gear and the small planetary gear and has a synchronous linkage structure, the planetary gear assembly is rotatably mounted on the planetary gear carrier through the planetary gear shaft, the planetary gear carrier is fixedly mounted on the output shaft, the large central gear and the small central gear can relatively rotate, the large central gear is engaged with the small planetary gear, the small central gear is engaged with the large planetary gear, the transmission ratio of the large central gear to the small planetary gear is the same as that of the small central gear to the large planetary gear, each set of planetary gear assembly comprises at least one large central gear, the small planetary gear engaged with the large central gear and at least one small central gear The wheel and the big planetary gear engaged with it, in the mechanism with one output shaft, at least one set of planetary gear assembly, planetary gear carrier and force-applying mechanism are arranged, and the central gear which can be rotatably mounted is connected with the force-applying mechanism.
The planetary gear assembly is a duplicate gear, a multiple gear, a combined gear and a gear set which can be synchronously connected in a rotating mode.
The small central gear is fixedly mounted, the large central gear can be rotatably mounted, and the large central gear is connected with the force application mechanism.
The large central gear is fixedly mounted, the small central gear can be rotatably mounted, and the small central gear is connected with the force application mechanism.
The large central gear and the small central gear can be rotatably mounted, the large central gear and the small central gear are connected with the force application mechanism, and the direction of the acting force of the force application mechanism connected with the large central gear and the small central gear is opposite.
In the same mechanism, the force applying mechanism is configured, so that the rotating force directions of the large central gears are the same, and the rotating force directions of the small central gears are the same.
The invention has the advantages and positive effects that:
1. the invention does not produce harmful gas to human and nature, has no pollution and is beneficial to environmental protection.
2. The invention has simple structure and low production cost.
Drawings
FIG. 1 is a schematic structural diagram of embodiment 1 of the present invention,
figure 2 is a view a-a of figure 1,
FIG. 3 is a schematic structural diagram of embodiment 2 of the present invention,
figure 4 is a view B-B of figure 3,
FIG. 5 is a schematic structural diagram of embodiment 3 of the present invention,
figure 6 is a view C-C of figure 5,
FIG. 7 is a schematic structural diagram of embodiment 4 of the present invention,
figure 8 is a view D-D of figure 7,
FIG. 9 is a schematic structural diagram of embodiment 5 of the present invention,
figure 10 is view E-E of figure 9,
FIG. 11 is a schematic structural diagram of example 6 of the present invention,
figure 12 is a view F-F of figure 11,
FIG. 13 is a schematic structural view of example 7 of the present invention,
figure 14 is a view G-G of figure 13,
FIG. 15 is a schematic structural view of example 8 of the present invention,
figure 16 is a view H-H of figure 15,
FIG. 17 is a schematic structural view of example 9 of the present invention,
fig. 18 is a view J-J of fig. 17.
The device comprises an output shaft 1, a bolt 2, a retaining ring 3, a large central gear 4, a planet wheel shaft 5, a planet wheel carrier 6, a small central gear 7, a large planet gear 8, a small planet gear 9, a spring fixing pile 10, a spring floating pile 11, a spring 12 and a central gear seat 13.
Detailed Description
The invention is described in further detail below with reference to the accompanying drawings:
the invention comprises an output shaft 1, a baffle ring 3, a large central gear 4, a planet wheel shaft 5, a planet wheel carrier 6, a small central gear 7, a large planet gear 8 and a small planet gear 9, wherein the planet gear and the central gear are cylindrical external gears, the planet gear is a planet gear assembly with a synchronous linkage structure and composed of the large planet gear 8 and the small planet gear 9, the planet gear assembly is a duplicate gear, a multiple gear, a combined gear and a gear set which can be synchronously and rotatably connected, the planet gear assembly is rotatably mounted on the planet wheel carrier 6 through the planet wheel shaft 5, the planet wheel carrier 6 is penetrated on the output shaft 1 and is fixedly connected with the output shaft 1, the large central gear 4 and the small central gear 7 are relatively rotatably mounted, the large central gear 4 is engaged with the small planet gear 9, the small central gear 7 is engaged with the large planet gear 8, the transmission ratio of the large central gear 4 and the small planetary gear 9 is the same as that of the small central gear 7 and the large planetary gear 8, each set of planetary gear components comprises at least one large central gear, a small planetary gear meshed with the large central gear, at least one small central gear and a large planetary gear meshed with the small central gear, and at least one set of planetary gear components, a planetary gear carrier 6 and a force application mechanism are arranged in a mechanism with one output shaft.
The force application mechanism comprises a spring fixing pile 10, a spring floating pile 11 and a spring 12, one end of the spring 12 is connected with the spring fixing pile 10, the other end of the spring 12 is connected with the spring floating pile 11, the spring fixing pile 10 is fixedly mounted on a machine body, the spring floating pile 11 is fixedly mounted on a rotatable mounted central gear, the force application mechanism enables a large planetary gear and a small planetary gear to have two acting forces in opposite directions on the same side through the central gear, and due to the fact that the pitch circle radiuses of the large planetary gear and the small planetary gear are different, an acting force is generated on a planetary gear shaft 5, and the planetary gear carrier 6 rotates around the axis of the output shaft 1.
Example 1
As shown in fig. 1-2, in the present embodiment, the planetary wheel shaft 5 is rotatably inserted into the planetary wheel carrier 6, the large planetary gear 8 and the small planetary gear 9 are fixedly mounted at two ends of the planetary wheel shaft 5, the small central gear 7 is fixedly connected with the machine body, the central gear base 13 is fixedly connected with the machine body, the large central gear 4 is inserted into the central gear base 13, the large central gear 4 is rotatably mounted on the central gear base 13 through the bolt 2 and the retaining ring 3, and the large central gear 4 is connected with the force applying mechanism.
Example 2
As shown in fig. 3 to 4, in the present embodiment, the planetary wheel shaft 5 is rotatably inserted into the planetary wheel carrier 6, the large planetary gear 8 and the small planetary gear 9 are fixedly mounted at both ends of the planetary wheel shaft 5, the large central gear 4 is fixedly connected with the machine body, the central gear holder 13 is fixedly connected with the machine body, the small central gear 7 is inserted into the central gear holder 13, the small central gear 7 is rotatably mounted on the central gear holder 13 through the bolt 2 and the retainer ring 3, and the small central gear 7 is connected with the force applying mechanism.
Example 3
As shown in fig. 5 to 6, in the present embodiment, the planetary shaft 5 is rotatably inserted into the planetary carrier 6, the large planetary gear 8 and the small planetary gear 9 are fixedly mounted at both ends of the planetary shaft 5, two sun gear holders 13 are respectively fixedly mounted on the machine bodies on both sides of the planetary carrier 6, the large sun gear 4 and the small sun gear 7 are respectively inserted into the sun gear holders 13, the large sun gear 4 and the small sun gear 7 are rotatably mounted on the sun gear holders 13 through bolts 2 and retaining rings 3, the floating spring piles 11 of the force applying mechanism are respectively fixedly mounted on the large sun gear 4 and the small sun gear 7, and the directions of the forces applied by the force applying mechanism on the large sun gear 4 and the small sun gear 7 are opposite.
Example 4
As shown in fig. 7 to 8, in the present embodiment, the big planetary gear 8 and the small planetary gear 9 are combined gears, the planetary combined gears are rotatably mounted on both sides of the planetary carrier 6 through the planetary shaft 5 and are engaged with the big sun gear and the small sun gear, the small sun gear 7 is fixedly connected with the machine body, the big sun gear 4 is inserted on the cylindrical hub of the small sun gear 7, the big sun gear 4 is rotatably mounted on the cylindrical hub of the small sun gear 7 through the bolt 2 and the retaining ring 3, and the big sun gear 4 is connected with the force application mechanism.
Example 5
In the embodiment, as shown in fig. 9-10, the planetary gear is a gear set in which a large planetary gear 8 and a small planetary gear 9 are in jaw connection, the planetary gear set is rotatably mounted on two sides of a planetary gear carrier 6 through a planetary gear shaft 5 and is meshed with the large and small central gears, the large central gear 4 is fixedly connected with the machine body, the small central gear 7 is arranged on a cylindrical hub of the large central gear 4 in a penetrating manner, the small central gear 7 is rotatably mounted on the cylindrical hub of the large central gear 4 through a bolt 2 and a retaining ring 3, and the small central gear 7 is connected with the force application mechanism.
Example 6
As shown in fig. 11 to 12, in the present embodiment, the planetary gear is a duplicate gear composed of a large planetary gear 8 and a small planetary gear 9, the planetary duplicate gear is rotatably mounted on both sides of the planetary carrier 6 through the planetary wheel shaft 5 and is engaged with the large and small central gears, two central gear holders 13 are respectively fixedly mounted on the machine body on both sides of the planetary carrier 6, the large central gear 4 and the small central gear 7 are respectively inserted on the central gear holders 13, and the large central gear 4 and the small central gear 7 are rotatably mounted on the central gear holders 13 through the bolts 2 and the retainer rings 3, the floating spring piles 11 of the forcing mechanism are respectively fixedly mounted on the large central gear 4 and the small central gear 7, and the directions of the forces exerted on the large central gear 4 and the small central gear 7 by the forcing mechanism are opposite.
Example 7
As shown in fig. 13 to 14, in the present embodiment, the large planetary gear 8 and the small planetary gears 9 at both ends form a multiple gear, the multiple gear is rotatably mounted on both sides of the planetary carrier 6 through the planetary shaft 5 and is engaged with the large central gear 4 and the small central gear 7, the two small central gears 7 are fixedly mounted on the machine body on both sides of the planetary carrier 6, the large central gear 4 is inserted on the hub of the small central gear 7, the large central gear 4 can freely rotate on the hub of the small central gear 7, and the two large central gears 4 mounted on the hub of the same small central gear 7 are connected together through the spring fixing pile 11.
Example 8
As shown in fig. 15 to 16, in the present embodiment, the large planetary gear 8 and the small planetary gears 9 at both ends form a multiple gear, the multiple gear is rotatably mounted on both sides of the planetary carrier 6 through the planetary shaft 5 and is engaged with the large central gear 4 and the small central gear 7, two central gear holders 13 are respectively fixedly mounted on the machine bodies on both sides of the planetary carrier 6, the large central gear 4 is fixedly mounted on the central gear holder 13, the small central gear 7 is rotatably mounted on the central gear holder 13, and the floating spring pile 11 of the forcing mechanism is fixedly mounted on the small central gear.
Example 9
As shown in fig. 17 to 18, in the present embodiment, the large planetary gear 8 and the small planetary gears 9 at two ends form a multiple gear, the multiple gear is rotatably mounted on two sides of the planetary carrier 6 through the planetary gear shaft 5 and is engaged with the large central gear 4 and the small central gear 7, two central gear holders 13 are respectively and fixedly mounted on the machine body at two sides of the planetary carrier 6, the large central gear 4 is rotatably mounted on the central gear holders 13, the two large central gears 4 on the same central gear holder 13 are connected with each other, the small central gear 7 is rotatably mounted on the central gear holders 13, the biasing mechanism spring floating piles 11 are fixedly mounted on the large central gear 4 and the small central gear 7, and the directions of the biasing forces exerted on the large central gear 4 and the small central gear 7 are opposite.
Claims (6)
1. An external engagement planetary gear type power machine is characterized in that: the planetary gear set comprises an output shaft (1), a large central gear (4), a planetary wheel shaft (5), a planetary gear carrier (6), a small central gear (7), a large planetary gear (8), a small planetary gear (9) and a force application mechanism, wherein the central gear and the planetary gear are cylindrical external gears, the planetary gear is a planetary gear assembly which is composed of the large planetary gear (8) and the small planetary gear (9) and has a synchronous linkage structure, the planetary gear assembly is rotatably mounted on the planetary gear carrier (6) through the planetary wheel shaft (5), the planetary gear carrier (6) is fixedly mounted on the output shaft (1), the large central gear (4) and the small central gear (7) can relatively rotate, the large central gear (4) is meshed with the small planetary gear (9), the small central gear (7) is meshed with the large planetary gear (8), the transmission ratio of the large central gear (4) to the small planetary gear (9) and the small central gear (7) to the large planetary gear (9) are matched The transmission ratio of the gears (8) is the same, each set of planetary gear assembly comprises at least one large central gear, a small planetary gear meshed with the large central gear, at least one small central gear and a large planetary gear meshed with the small central gear, at least one set of planetary gear assembly, a planetary gear carrier (6) and a force application mechanism are arranged in a mechanism with an output shaft, and the rotatably mounted central gear is connected with the force application mechanism.
2. The external-engagement planetary gear type power machine according to claim 1, characterized in that: the planetary gear assembly is a duplicate gear, a multiple gear, a combined gear and a gear set which can be synchronously connected in a rotating way.
3. The external-engagement planetary gear type power machine according to claim 1, characterized in that: the small central gear (7) is fixedly mounted, the large central gear (4) is rotatably mounted, and the large central gear (4) is connected with the force application mechanism.
4. The external-engagement planetary gear type power machine according to claim 1, characterized in that: the large central gear (4) is fixedly mounted, the small central gear (7) is rotatably mounted, and the small central gear (7) is connected with the force application mechanism.
5. The external-engagement planetary gear type power machine according to claim 1, characterized in that: the large central gear (4) and the small central gear (7) can be rotatably mounted, the large central gear (4) and the small central gear (7) are connected with the force application mechanism, and the direction of the acting force of the force application mechanism connected with the large central gear (4) and the small central gear (7) is opposite.
6. The external-engagement planetary gear type power machine according to claim 1, characterized in that: in the same mechanism, the arrangement of the force applying mechanism enables the rotating force directions of the large central gears to be the same and the rotating force directions of the small central gears to be the same.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910956014.3A CN110701252A (en) | 2019-09-28 | 2019-09-28 | External-engagement planetary gear type power machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910956014.3A CN110701252A (en) | 2019-09-28 | 2019-09-28 | External-engagement planetary gear type power machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110701252A true CN110701252A (en) | 2020-01-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910956014.3A Pending CN110701252A (en) | 2019-09-28 | 2019-09-28 | External-engagement planetary gear type power machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110701252A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101550991A (en) * | 2009-05-12 | 2009-10-07 | 重庆大学 | Planetary gear transmission device |
| CN201923733U (en) * | 2010-12-16 | 2011-08-10 | 上海市建筑科学研究院(集团)有限公司 | Overspeed protector with boosting mechanism |
| CN103821663A (en) * | 2014-03-10 | 2014-05-28 | 于永利 | Liquid box type power machine |
| JP2018165532A (en) * | 2017-03-28 | 2018-10-25 | アイシン精機株式会社 | Gear speed reducer |
-
2019
- 2019-09-28 CN CN201910956014.3A patent/CN110701252A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101550991A (en) * | 2009-05-12 | 2009-10-07 | 重庆大学 | Planetary gear transmission device |
| CN201923733U (en) * | 2010-12-16 | 2011-08-10 | 上海市建筑科学研究院(集团)有限公司 | Overspeed protector with boosting mechanism |
| CN103821663A (en) * | 2014-03-10 | 2014-05-28 | 于永利 | Liquid box type power machine |
| JP2018165532A (en) * | 2017-03-28 | 2018-10-25 | アイシン精機株式会社 | Gear speed reducer |
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Application publication date: 20200117 |