CN219345456U - Planetary gear box - Google Patents

Planetary gear box Download PDF

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Publication number
CN219345456U
CN219345456U CN202320693010.2U CN202320693010U CN219345456U CN 219345456 U CN219345456 U CN 219345456U CN 202320693010 U CN202320693010 U CN 202320693010U CN 219345456 U CN219345456 U CN 219345456U
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China
Prior art keywords
transmission
shaft
plate
planetary gear
driving
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CN202320693010.2U
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Chinese (zh)
Inventor
承向阳
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Changzhou Changlang Gearbox Co ltd
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Changzhou Changlang Gearbox Co ltd
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Priority to CN202320693010.2U priority Critical patent/CN219345456U/en
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    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/70—Wind energy
    • Y02E10/72—Wind turbines with rotation axis in wind direction

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Abstract

The utility model relates to the technical field of gear boxes, in particular to a planetary gear box which comprises a box body, an inner gear ring arranged on the side wall of the box body and a planetary assembly arranged in the box body, wherein the planetary assembly comprises a transmission shaft, a first transmission plate arranged on the transmission shaft, a second transmission plate arranged on the transmission shaft, a first planetary gear and a second planetary gear meshed with the inner gear ring, two ends of the first planetary gear and the second planetary gear are rotatably arranged on the first transmission plate and the second transmission plate, a first driving shaft and a second driving shaft are rotatably arranged between the first transmission plate and the second transmission plate, the first driving shaft and the second driving shaft are respectively in transmission connection with the first planetary gear and the second planetary gear through a first transmission rod and a second transmission rod, the transmission shaft is respectively in transmission connection with the first driving shaft and the second driving shaft through a first transmission rod, and a stirring mechanism is arranged on the first transmission rod and the second transmission rod, so that the stirring mechanism can stir lubricating oil in the box body when the first transmission rod and the second transmission rod swing.

Description

Planetary gear box
Technical Field
The utility model relates to the technical field of gearboxes, in particular to a planetary gearbox.
Background
Planetary gears refer to a system of gears that, in addition to being able to rotate about their own axis of rotation as do fixed-axis gears, also rotate with the planet carrier about the axis of the other gears. The planetary gears in the planetary gear mechanism need sufficient lubricating liquid for lubrication and heat dissipation during operation. If lubrication and heat dissipation are insufficient, the planetary gear is easy to damage under high-speed rotation, so that the service life of the planetary gear mechanism is greatly reduced.
Disclosure of Invention
The utility model aims to solve the technical problems that: in order to overcome the technical problems in the prior art, the present utility model provides a planetary gear box, comprising,
the planetary assembly comprises a transmission shaft, a first transmission plate fixedly arranged on the transmission shaft, a second transmission plate fixedly arranged on the transmission shaft, a first planetary gear and a second planetary gear meshed with the inner gear, wherein the first planetary gear and the second planetary gear are rotatably arranged on the first transmission plate and the second transmission plate, a first driving shaft and a second driving shaft are rotatably arranged between the first transmission plate and the second transmission plate, the first driving shaft and the second driving shaft are respectively in transmission connection with the first planetary gear and the second planetary gear through a first connecting rod and a second connecting rod, the transmission shaft is respectively in transmission connection with the first driving shaft and the second driving shaft through a first driving rod and a second driving rod, the first driving rod and the second driving rod are arranged in dislocation in the height direction,
and stirring mechanisms are arranged on the first connecting rod and the second connecting rod, so that the stirring mechanisms can disturb lubricating oil in the box body when the first connecting rod and the second connecting rod swing.
Further, the stirring mechanism comprises a rotating groove, a shaft body fixedly arranged in the rotating groove and a stirring plate rotatably arranged on the shaft body, wherein,
the rotating grooves are respectively positioned on the side walls of the first connecting rod and the second connecting rod, which are close to the inner gear ring.
Further, an arc-shaped strip is arranged on the stirring plate, and the inner diameter of the arc-shaped strip is matched with the diameter of the shaft body, so that the arc-shaped strip is wrapped around the shaft body.
Further, an opening is formed in the arc-shaped strip, and the distance between the openings is smaller than the diameter of the shaft body.
Further, the shaft body protrudes out of the rotating groove.
Further, two ends of the stirring plate are provided with inverted right angles.
Further, one end of the transmission shaft is fixedly provided with a heat dissipation disc, the heat dissipation disc comprises a first heat dissipation plate and a second heat dissipation plate, and a heat dissipation fin is arranged between the first heat dissipation plate and the second heat dissipation plate,
the first radiating plate and the second radiating plate are fixedly arranged on the transmission shaft.
Further, one end of the transmission shaft extends out of the box body, and the other end extends out of the radiating disc.
The beneficial effects are that: the utility model relates to a planetary gear box, which drives a stirring mechanism arranged on a first connecting rod and a second connecting rod to stir lubricating oil in the box body through rotation of a transmission shaft, and the lubricating oil is smeared on all parts in the box body for lubrication.
Drawings
FIG. 1 is a schematic view of the overall structure of the present utility model;
FIG. 2 is a schematic diagram of the internal structure of the present utility model;
FIG. 3 is a schematic view of the stirring mechanism of the present utility model;
FIG. 4 is a schematic diagram of a heat sink tray according to the present utility model;
in the figure:
100. the inner gear ring, 110, the transmission shaft, 111, the first transmission plate, 112, the second transmission plate, 120, the first planetary gears, 121, the second planetary gears, 130, the first driving shafts, 131, the second driving shafts, 140, the first connecting rods, 141, the second connecting rods, 150, the first transmission rods, 151, the second transmission rods, 160, the first auxiliary shafts, 161, the second auxiliary shafts, 170, the stirring mechanism, 171, the rotating grooves, 172, the shaft body, 173, the stirring plates, 174, the arc-shaped strips, 175, the inverted right angles, 180, the heat dissipation plates, 181, the first heat dissipation plates, 182, the second heat dissipation plates, 183 and the heat dissipation plates.
Detailed Description
In order that those skilled in the art will better understand the present utility model, a technical solution in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in which it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present utility model without making any inventive effort, shall fall within the scope of the present utility model.
Reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic may be included in at least one implementation of the utility model. In the description of the present utility model, it should be understood that the directions or positional relationships indicated by the terms "upper", "top", "bottom", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of description and simplification of the description, and do not indicate or imply that the apparatus or element in question must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as limiting the utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may include one or more of the feature, either explicitly or implicitly. Moreover, the terms "first," "second," and the like, are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that the embodiments of the utility model described herein may be implemented in sequences other than those illustrated or otherwise described herein.
In a first embodiment, as shown in fig. 1 to 4, a planetary gear box includes a box body, an inner gear ring 100 disposed on a side wall of the box body, and a planetary assembly disposed in the box body, where the planetary assembly includes a transmission shaft 110, a first transmission plate 111 fixedly disposed on the transmission shaft 110, a second transmission plate 112 fixedly disposed on the transmission shaft 110, and a first planetary gear 120 and a second planetary gear 121 meshed with the inner gear ring 100, where the first transmission plate 111 and the second transmission plate 112 are disposed on the transmission shaft 110 at a transverse interval, the first planetary gear 120 and the second planetary gear 121 are rotatably disposed between the first transmission plate 111 and the second transmission plate 112, and the heights of the first planetary gear 120, the second planetary gear 121, and the inner gear ring 100 are the same. The first planetary gear 120 and the second planetary gear 121 are rotatably disposed on the first transmission plate 111 and the second transmission plate 112, a pair of mounting holes are formed in the first transmission plate 111 and the second transmission plate 112 in a mirror image manner, an auxiliary shaft 160 and an auxiliary shaft 161 are rotatably disposed in the mounting holes, one ends of the first auxiliary shaft 160 and the second auxiliary shaft 161 are rotatably disposed on the first transmission plate 111 through the mounting holes, the other ends of the first auxiliary shaft 160 and the second auxiliary shaft 161 are rotatably disposed on the second transmission plate 112 through the mounting holes, the first planetary gear 120 is rotatably disposed on the first auxiliary shaft 160, and the second planetary gear 121 is rotatably disposed on the second auxiliary shaft 161. And a first driving plate 111 and a second driving plate 131 are rotatably arranged between the first driving plate 112 and the second driving plate 112, the first driving plate 130 and the second driving plate 131 are respectively in transmission connection with the first planetary gear 120 and the second planetary gear 121 through a first connecting rod 140 and a second connecting rod 141, the driving shaft 110 is respectively in transmission connection with the first driving plate 130 and the second driving plate 131 through a first driving rod 150 and a second driving rod 151, one end of the first driving rod 150 is fixedly arranged on the driving shaft 110, the other end of the driving rod is sleeved on the first driving shaft 130, the driving shaft 130 can rotate on the driving rod, one end of the second driving rod 151 is fixedly arranged on the driving shaft 110, the other end of the driving rod 131 can rotate on the driving rod, one end of the first connecting rod 140 is sleeved on the first driving shaft 130, the other end of the driving rod is sleeved on the first auxiliary shaft 160, the first driving shaft 130 and the second auxiliary shaft 160 are both rotatably arranged on the first connecting rod 140, one end of the second connecting rod 141 is sleeved on the second driving rod 131 and the second driving rod 161 is rotatably arranged on the second driving shaft 131. The first transmission rod 150 and the second transmission rod 151 are arranged in a staggered manner in the height direction, so that the first transmission rod 150 and the second transmission rod 151 do not interfere with each other when rotating through the arrangement, and the first connection rod 140 and the second connection rod 141 are provided with a stirring mechanism 170, so that the stirring mechanism 170 can disturb lubricating oil in the box body when the first connection rod 140 and the second connection rod 141 swing. The stirring mechanism 170 is disposed on one side of the first connecting rod 140 and the second connecting rod 141, which is close to the inner gear ring 100, and when the transmission shaft 110 rotates to drive each part to rotate, the stirring mechanism 170 can uniformly apply the lubricating oil in the box to each part. The inner gear ring 100 is fixedly arranged on the box body, the transmission shaft 110 rotates to drive the transmission rod one 150 and the transmission rod two 151 which are fixedly arranged on the transmission shaft 110 to rotate, and then drive the driving shaft one 130 and the driving shaft two 131 which are respectively arranged on the transmission rod one 150 and the transmission rod two 151 to rotate, and the driving shaft one 130 and the driving shaft two 131 drive the auxiliary shaft one 160 and the auxiliary shaft two 161 to rotate through the connecting rod one 140 and the connecting rod two 141 respectively, so that the planetary gears one 120 and the planetary gears two 121 which are rotatably arranged on the auxiliary shaft one 160 and the auxiliary shaft two 161 rotate on the inner gear ring 100.
The stirring mechanism 170 comprises a rotating groove 171, a shaft body 172 fixedly arranged in the rotating groove 171 and a stirring plate 173 rotatably arranged on the shaft body 172, wherein the rotating groove 171 is respectively positioned on the side wall of the first connecting rod 140 and the second connecting rod 141, which is close to the inner gear ring 100. The rotating groove 171 is disposed along the length direction of the first connecting rod 140 and the second connecting rod 141, and is located outside the first connecting rod 140 and the second connecting rod 141, one end of the shaft body 172 is fixedly disposed on a side close to the first transmission shaft 110, the other end of the shaft body 172 is fixedly disposed on a side close to the first auxiliary shaft 160, the length of the shaft body 172 is the same as the length of the rotating groove 171, the size of the shaft body 172 is smaller than the size of the rotating groove 171, and the stirring plate 173 is disposed above the opening of the rotating groove 171.
The stirring plate 173 is provided with an arc-shaped strip 174, and the inner diameter of the arc-shaped strip 174 is adapted to the diameter of the shaft body 172, so that the arc-shaped strip 174 is wrapped around the shaft body 172. The shape and size of the arc-shaped strip 174 are adapted to the shape and size of the shaft body 172, so that the inner wall of the arc-shaped strip 174 is attached to the outer wall of the shaft body 172, and the stirring plate 173 is clamped on the shaft body 172.
The arc-shaped strip 174 is provided with openings, and the distance between the openings is smaller than the diameter of the shaft body 172. The size of the opening is adapted to the size of the shaft body 172, the opening can expand to two sides, and after the arc-shaped strip 174 is attached to the shaft body 172, the opening can rebound, so that the opening compresses the shaft body 172 in the arc-shaped strip 174.
The shaft body 172 protrudes from the rotation groove 171. The side wall of the shaft body 172 does not contact with the rotating groove 171, two ends of the shaft body 172 are fixedly arranged in the rotating groove 171, a gap is reserved between the shaft body 172 and the rotating groove 171, and the arc-shaped strip 174 passes through the gap to hold the shaft body 172 tightly.
Both ends of the stirring plate 173 are provided with inverted right angles 175. The arrangement of the inverted right angle 175 can enable the stirring plate 173 to slide down the lubricating oil on the stirring plate 173 to two sides when the stirring plate 173 rotates, and compared with the arrangement of the right angle, the arrangement of the inverted right angle 175 can avoid the lubricating oil from accumulating on two sides of the stirring plate 173.
The one end of transmission shaft 110 is fixed to be provided with the cooling plate 180, the cooling plate 180 includes first heating panel 181 and second heating panel 182, first heating panel 181 with the interval of second heating panel 182 sets up, and be provided with the fin 183 between first heating panel 181 and the second heating panel 182, first heating panel 181 and the fixed setting of second heating panel 182 are in on the transmission shaft 110. The first heat dissipation plate 181 and the second heat dissipation plate 182 are fixedly connected through bolts and nuts, the heat dissipation plates 183 are uniformly arranged between the first heat dissipation plate 181 and the second heat dissipation plate 182, the heat dissipation plates 183 are arranged at intervals, and the side walls of two adjacent heat dissipation plates 183 are oppositely arranged.
One end of the transmission shaft 110 extends out of the box body, and the other end extends out of the heat dissipation plate 180. One end of the transmission shaft 110 extending out of the box body is connected with other mechanisms, and one end of the transmission shaft 110 extending out of the heat dissipation disc 180 can also dissipate heat.
The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the utility model are intended to be included within the scope of the utility model.

Claims (8)

1. A planetary gear box, characterized in that: comprising
The planetary assembly comprises a transmission shaft, a first transmission plate fixedly arranged on the transmission shaft, a second transmission plate fixedly arranged on the transmission shaft, a first planetary gear and a second planetary gear meshed with the inner gear, wherein the first planetary gear and the second planetary gear are rotatably arranged on the first transmission plate and the second transmission plate, a first driving shaft and a second driving shaft are rotatably arranged between the first transmission plate and the second transmission plate, the first driving shaft and the second driving shaft are respectively in transmission connection with the first planetary gear and the second planetary gear through a first connecting rod and a second connecting rod, the transmission shaft is respectively in transmission connection with the first driving shaft and the second driving shaft through a first driving rod and a second driving rod, the first driving rod and the second driving rod are arranged in dislocation in the height direction,
and stirring mechanisms are arranged on the first connecting rod and the second connecting rod, so that the stirring mechanisms can disturb lubricating oil in the box body when the first connecting rod and the second connecting rod swing.
2. A planetary gearbox according to claim 1 wherein:
the stirring mechanism comprises a rotating groove, a shaft body fixedly arranged in the rotating groove and a stirring plate rotatably arranged on the shaft body, wherein,
the rotating grooves are respectively positioned on the side walls of the first connecting rod and the second connecting rod, which are close to the inner gear ring.
3. A planetary gearbox according to claim 2 wherein:
the stirring plate is provided with an arc-shaped strip, and the inner diameter of the arc-shaped strip is matched with the diameter of the shaft body so that the arc-shaped strip can be wrapped around the shaft body.
4. A planetary gearbox according to claim 3 wherein:
the arc-shaped strip is provided with openings, and the distance between the openings is smaller than the diameter of the shaft body.
5. A planetary gearbox according to claim 2 wherein:
the shaft body protrudes out of the rotating groove.
6. A planetary gearbox as claimed in claim 4, wherein:
the both ends of stirring board are equipped with the right angle.
7. A planetary gearbox according to claim 1 wherein:
one end of the transmission shaft is fixedly provided with a heat dissipation disc, the heat dissipation disc comprises a first heat dissipation plate and a second heat dissipation plate, and a heat dissipation fin is arranged between the first heat dissipation plate and the second heat dissipation plate,
the first radiating plate and the second radiating plate are fixedly arranged on the transmission shaft.
8. A planetary gearbox as set forth in claim 7, wherein:
one end of the transmission shaft extends out of the box body, and the other end extends out of the radiating disc.
CN202320693010.2U 2023-04-02 2023-04-02 Planetary gear box Active CN219345456U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202320693010.2U CN219345456U (en) 2023-04-02 2023-04-02 Planetary gear box

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202320693010.2U CN219345456U (en) 2023-04-02 2023-04-02 Planetary gear box

Publications (1)

Publication Number Publication Date
CN219345456U true CN219345456U (en) 2023-07-14

Family

ID=87098001

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202320693010.2U Active CN219345456U (en) 2023-04-02 2023-04-02 Planetary gear box

Country Status (1)

Country Link
CN (1) CN219345456U (en)

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