CN217152924U - Planetary gear device with lubricating structure - Google Patents
Planetary gear device with lubricating structure Download PDFInfo
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- CN217152924U CN217152924U CN202220755540.0U CN202220755540U CN217152924U CN 217152924 U CN217152924 U CN 217152924U CN 202220755540 U CN202220755540 U CN 202220755540U CN 217152924 U CN217152924 U CN 217152924U
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- lubricating oil
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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
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Abstract
The utility model relates to a planetary gear device with lubricating structure, which comprises an inner gear ring, a sun gear and planet gears, wherein a front plate and a rear plate are respectively arranged at the front side and the rear side of the inner gear ring, the sun gear is rotatably arranged at the circle center of the rear plate through a rotating shaft, the sun gear is meshed with the inner gear ring through a plurality of planet gears, the plurality of planet gears are connected with an output shaft through the transmission of a planet carrier, the output shaft penetrates out of the front plate and is in rotating fit with the front plate, an extrusion type lubricating mechanism is arranged at the rear side of the rear plate, the extrusion type lubricating mechanism comprises a lubricating oil box arranged at the rear side of the rear plate, an extrusion trigger mechanism arranged on the rotating shaft at the rear side of the lubricating oil box and an oil storage box arranged between the lubricating oil box and the rotating shaft and communicated with the lubricating oil box, oil absorption sponge is filled in the lubricating oil box, an oil passing hole communicated with the lubricating oil box is arranged on the rear plate, the rear end of the lubricating oil box is provided with an elastic extrusion wall matched with the extrusion trigger mechanism, the utility model discloses a planetary gear device with lubricating structure need not to open the device can self-lubricate.
Description
Technical Field
The utility model relates to a planetary gear technical field especially relates to a planetary gear device with lubricating structure.
Background
Planetary gear transmissions have many unique advantages over conventional gear transmissions. The most remarkable characteristic is that power splitting can be carried out when power is transmitted, and the input shaft and the output shaft are on the same horizontal line. Planetary gear transmissions have been widely used in reduction, speed-increasing and speed-changing devices in various mechanical transmission systems. In the continuous operation process of planetary gear device, need timely add lubricating oil between the counter gear to guarantee the smooth meshing between the gear, however when adding lubricating oil, all need the manual work to open the frame, and to its inside lubricating oil that adds, can't add by oneself at planetary gear during operation, thereby the condition that equipment must shut down can appear.
SUMMERY OF THE UTILITY MODEL
For overcoming the technical defect that prior art exists, the utility model provides a planetary gear device with lubricating structure, it need not to open the device can self-lubricate.
The utility model discloses a technical solution be: a planetary gear device with a lubricating structure comprises an inner gear ring, a sun gear and planet gears, wherein a front plate and a rear plate are respectively arranged on the front side and the rear side of the inner gear ring, the sun gear is rotatably arranged at the circle center of the rear plate through a rotating shaft, the sun gear is meshed with the inner gear ring through a plurality of planet gears, the planet gears are connected with an output shaft through a planet carrier in a transmission manner, the output shaft penetrates through the front plate and is in rotating fit with the front plate, an extrusion type lubricating mechanism is arranged on the rear side of the rear plate and comprises a lubricating oil box, an extrusion triggering mechanism and an oil storage box, the lubricating oil box is arranged on the rear side of the rear plate and is filled with oil absorption sponge, an oil passing hole communicated with the lubricating oil box is formed in the rear plate, the extrusion triggering mechanism is arranged on the rotating shaft behind the lubricating oil box through a connecting rod, and the rear end of the lubricating oil box is provided with an elastic extrusion wall matched with the extrusion triggering mechanism, the oil storage box is installed on the back plate and is arranged between the rotating shaft and the lubricating oil box, the oil storage box and the lubricating oil box are communicated through a pipeline, the straight line where the oil storage box and the lubricating oil box are located is intersected with the axis of the rotating shaft, and the axis of the pipeline is vertically intersected with the axis of the rotating shaft.
Preferably, a plurality of lubricating oil boxes are installed on the rear side of the rear plate, each lubricating oil box is matched with an oil storage box, the plurality of lubricating oil boxes are uniformly distributed on the same circumference, a plurality of oil passing holes are formed in the rear plate, and the number and the positions of the oil passing holes correspond to those of the lubricating oil boxes.
Preferably, a first magnet is fixed on the rear side of the elastic extrusion wall, a first pressure spring is arranged on the rear side of the elastic extrusion wall, the rear end of the first pressure spring is fixed on the elastic extrusion wall, the rear end of a second pressure spring is fixed on the inner side of the front plate of the lubricating oil box, the elastic extrusion wall is ejected backwards under the action of the elastic force of the first pressure spring, the extrusion trigger mechanism comprises a second magnet installed on the connecting rod, and the magnetic poles of the opposite surfaces of the second magnet and the first magnet are the same.
Preferably, the extrusion trigger mechanism comprises a second magnet and a second pressure spring, a cylinder with an axis parallel to the rotating shaft is arranged on the front side of the connecting rod, the rear end of the cylinder is fixed on the connecting rod, the second pressure spring is arranged in the cylinder, the rear end of the second pressure spring is fixed on the connecting rod, the second magnet is in sliding fit in the cylinder, and the rear end of the second magnet is fixed at the front end of the second pressure spring.
Preferably, an oil filling hole is formed in the side wall of the oil storage box, and a sealing plug is arranged in the oil filling hole.
The beneficial effects of the utility model reside in that: the utility model discloses a planetary gear with lubricating structure has extrusion formula lubricating mechanism, extrusion formula lubricating mechanism includes lubricating oil box and extrusion trigger mechanism, can extrude the elasticity extrusion wall on the lubricating oil box when extrusion trigger mechanism rotates along with the pivot, elasticity extrusion wall takes place to warp can extrude the oil absorption sponge, it has lubricating oil to adsorb in the oil absorption sponge, it receives can extrude lubricating oil after the extrusion, lubricating oil can be through in the one-way oil valve gets into planetary gear, realize internal ring gear, the automatic lubrication of sun gear and planet wheel, it need not to open the planet wheel device.
Drawings
Fig. 1 is a schematic structural view of the planetary gear device of the present invention.
Fig. 2 is an internal view of the planetary gear device of the present invention.
Fig. 3 is a rear side view of the planetary gear device of the present invention.
Fig. 4 is a schematic structural diagram of the lubricating oil box of the present invention.
Fig. 5 is an assembly schematic diagram of the squeezing trigger mechanism of the present invention.
Description of reference numerals: 1. an inner gear ring; 2. a sun gear; 3. a planet wheel; 4. a rotating shaft; 5. a back plate; 501. an oil passing hole; 7. a lubricating oil cartridge; 701. a resilient extruded wall; 702. a first magnet; 703. a first pressure spring; 704. an oil absorbing sponge; 705. a one-way oil valve; 8. an extrusion trigger mechanism; 801. a cylinder; 802. a second magnet; 803. a second pressure spring; 9. a connecting rod; 10. a front plate; 11. an output shaft; 12. a planet carrier; 13. an oil storage box; 1301. a sealing plug; 14. a pipeline.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings:
as shown in fig. 1 to 5, this embodiment provides a planetary gear device with a lubricating structure, which includes an inner gear ring 1, a sun gear 2, and planet gears 3, wherein a front plate 10 and a rear plate 5 are respectively installed on the front and rear sides of the inner gear ring 1, the sun gear 2 is rotatably installed at the center of the rear plate 5 through a rotating shaft 4, the sun gear is engaged with the inner gear ring 1 through a plurality of planet gears 3, the plurality of planet gears 3 are connected with an output shaft 11 through a planet carrier 12, the output shaft 11 penetrates through the front plate 10 and is in rotating fit with the front plate 10, an extrusion type lubricating mechanism is installed on the rear side of the rear plate 5, the extrusion type lubricating mechanism includes a lubricating oil box 7, an extrusion trigger mechanism 8 and an oil storage box 13, the lubricating oil box 7 is installed on the rear side of the rear plate 5 and is filled with an oil absorbing sponge 704, an oil hole 501 communicated with the lubricating oil box 7 is formed on the rear plate 5, extrusion trigger mechanism 8 passes through connecting rod 9 to be installed in pivot 4 at lubricating oil box 7 rear, the rear end of lubricating oil box 7 is equipped with and extrudes 8 matched with elasticity extrusion wall 701 of trigger mechanism, oil storage box 13 is installed on back plate 5 and it is established between pivot 4 and lubricating oil box 7, and oil storage box 13 and lubricating oil box 7 pass through pipeline 14 intercommunication, and the straight line at oil storage box 13 and lubricating oil box 7 place intersects with the axis of pivot 4, the axis of pipeline 14 intersects perpendicularly with the axis of pivot 4. The planetary gear device with the lubricating structure of the present embodiment can achieve automatic lubrication.
In this embodiment, a first magnet 702 is fixed at the rear side of the elastic pressing wall 701, a first compression spring 703 is arranged at the rear side of the elastic pressing wall 701, the rear end of the first pressure spring 703 is fixed to the elastic pressing wall 701, the rear end of the second pressure spring 803 is fixed to the inside of the front plate 10 of the lubricating oil cartridge 7, the elastic pressing wall 701 is pushed back by the elastic force of the first compression spring 703, the pressing trigger mechanism 8 includes a second magnet 802 mounted on the link 9, the magnetic poles of the second magnet 802 and the opposite surface of the first magnet 702 are the same, when the pressing trigger mechanism 8 is driven by the connecting rod 9 to pass through the elastic pressing wall 701, due to the repulsive force between the first magnet 702 and the second magnet 802, the elastic pressing wall 701 dents toward the inside of the lubricating oil cartridge 7 and presses the oil absorbing sponge 704, so that the oil absorption sponge 704 seeps out the lubricating oil, and the first compression spring 703 helps the elastic pressing wall 701 to return.
In this embodiment, the squeezing trigger mechanism 8 includes a second magnet 802 and a second compression spring 803, a cylinder 801 having an axis parallel to the rotation shaft 4 is provided on the front side of the link 9, the rear end of the cylinder 801 is fixed to the link 9, the second compression spring 803 is provided in the cylinder 801 and fixed to the link 9 at the rear end thereof, the second magnet 802 is slidably fitted in the cylinder 801 and fixed to the front end of the second compression spring 803 at the rear end thereof, and the second compression spring 803 contributes to reducing the pressure of the second magnet 802 on the link 9 and prevents the link 9 from being deformed.
In this embodiment, the front end of the lubricating oil box 7 is provided with an oil outlet, the position of the oil passing hole 501 on the back plate 5 corresponds to the position of the oil outlet, the oil outlet is provided with a one-way oil valve 705, the back side of the back plate 5 is provided with a plurality of lubricating oil boxes 7, each lubricating oil box 7 is matched with one oil storage box 13, the plurality of lubricating oil boxes 7 are uniformly distributed on the same circumference, the back plate 5 is provided with a plurality of oil passing holes 501, the number and the positions of the oil passing holes 501 correspond to the number and the positions of the lubricating oil boxes 7, each time the extrusion trigger mechanism 8 passes through one lubricating oil box 7, the elastic extrusion wall 701 on each lubricating oil box 7 is extruded, so that oil outlet is realized, the oil storage boxes 13 are used for storing lubricating oil, under the action of centrifugal force, the oil in the oil storage boxes 13 is always close to the lubricating oil boxes 7, and each time the lubricating oil box 7 outputs oil, the reservoir 13 is replenished in time.
The planetary gear device with the lubricating structure of this embodiment works, the extrusion trigger mechanism 8 can extrude the elastic extrusion wall 701 on the lubricating oil box 7 when rotating along with the rotating shaft 4, the elastic extrusion wall 701 deforms and can extrude the oil absorption sponge 704, lubricating oil is adsorbed in the oil absorption sponge 704, the lubricating oil can be extruded after being extruded, the lubricating oil can enter the planetary gear device through the one-way oil valve 705, automatic lubrication on the internal gear ring 1, the sun gear 2 and the planet gear 3 is realized, and the planetary gear device does not need to be opened. Preferably, an oil filling hole is formed in the side wall of the oil storage box 13, and a sealing plug 1301 is arranged in the oil filling hole.
While there have been shown and described what are at present considered the fundamental principles and essential features of the invention and the advantages thereof, it will be understood by those skilled in the art that the present invention is not limited by the foregoing embodiments, but is described in the foregoing embodiments and drawings only for the purpose of illustrating the principles of the invention and, without departing from the spirit and scope of the invention as defined by the appended claims and their equivalents, there are also provided various changes and modifications within the scope of the invention as defined by the appended claims and their equivalents.
Claims (6)
1. Planetary gear with lubricating structure, its characterized in that: the device comprises an inner gear ring, a sun gear and planet gears, wherein a front plate and a rear plate are respectively arranged on the front side and the rear side of the inner gear ring, the sun gear is rotatably arranged at the circle center of the rear plate through a rotating shaft, the sun gear is meshed with the inner gear ring through a plurality of planet gears, the planet gears are connected with an output shaft through a planet carrier in a transmission manner, the output shaft penetrates through the front plate and is in rotating fit with the front plate, an extrusion type lubricating mechanism is arranged on the rear side of the rear plate and comprises a lubricating oil box, an extrusion triggering mechanism and an oil storage box, the lubricating oil box is arranged on the rear side of the rear plate, oil absorption sponge is filled in the lubricating oil box, an oil passing hole communicated with the lubricating oil box is formed in the rear plate, the extrusion triggering mechanism is arranged on the rotating shaft behind the lubricating oil box through a connecting rod, and an elastic extrusion wall matched with the extrusion triggering mechanism is arranged at the rear end of the lubricating oil box, the oil storage box is installed on the back plate and is arranged between the rotating shaft and the lubricating oil box, the oil storage box and the lubricating oil box are communicated through a pipeline, the straight line where the oil storage box and the lubricating oil box are located is intersected with the axis of the rotating shaft, and the axis of the pipeline is vertically intersected with the axis of the rotating shaft.
2. A planetary gear device with a lubricating structure according to claim 1, wherein: the front end of the lubricating oil box is provided with an oil outlet, the position of the oil passing hole on the rear plate corresponds to the position of the oil outlet, and a one-way oil valve is arranged in the oil outlet.
3. A planetary gear device with a lubricating structure according to claim 2, wherein: a plurality of lubricating oil boxes are installed on the rear side of the rear plate, each lubricating oil box is matched with an oil storage box, the lubricating oil boxes are evenly distributed on the same circumference, a plurality of oil passing holes are formed in the rear plate, and the number and the positions of the oil passing holes correspond to those of the lubricating oil boxes.
4. A planetary gear device with a lubricating structure according to claim 1, wherein: the rear side of the elastic extrusion wall is fixed with a first magnet, the rear side of the elastic extrusion wall is provided with a first pressure spring, the rear end of the first pressure spring is fixed on the elastic extrusion wall, the rear end of a second pressure spring is fixed on the inner side of a front plate of the lubricating oil box, the elastic extrusion wall is ejected backwards under the elastic action of the first pressure spring, the extrusion trigger mechanism comprises a second magnet installed on the connecting rod, and the magnetic poles of the opposite surfaces of the second magnet and the first magnet are the same.
5. A planetary gear device with a lubricating structure according to claim 3, wherein: the extrusion trigger mechanism comprises a second magnet and a second pressure spring, a cylinder with an axis parallel to the rotating shaft is arranged on the front side of the connecting rod, the rear end of the cylinder is fixed on the connecting rod, the second pressure spring is arranged in the cylinder, the rear end of the second pressure spring is fixed on the connecting rod, the second magnet is in sliding fit in the cylinder, and the rear end of the second magnet is fixed at the front end of the second pressure spring.
6. A planetary gear device with a lubricating structure according to claim 1, wherein: an oil filling hole is formed in the side wall of the oil storage box, and a sealing plug is arranged in the oil filling hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220755540.0U CN217152924U (en) | 2022-04-02 | 2022-04-02 | Planetary gear device with lubricating structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220755540.0U CN217152924U (en) | 2022-04-02 | 2022-04-02 | Planetary gear device with lubricating structure |
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| Publication Number | Publication Date |
|---|---|
| CN217152924U true CN217152924U (en) | 2022-08-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220755540.0U Active CN217152924U (en) | 2022-04-02 | 2022-04-02 | Planetary gear device with lubricating structure |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117003117A (en) * | 2023-09-22 | 2023-11-07 | 河南海泰重工有限公司 | Hydraulic lifting steering device for travelling wheel of gantry container crane |
| CN117570188A (en) * | 2024-01-17 | 2024-02-20 | 潍坊斯瑞德机械有限公司 | Novel transfer case transmission mechanism |
-
2022
- 2022-04-02 CN CN202220755540.0U patent/CN217152924U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117003117A (en) * | 2023-09-22 | 2023-11-07 | 河南海泰重工有限公司 | Hydraulic lifting steering device for travelling wheel of gantry container crane |
| CN117003117B (en) * | 2023-09-22 | 2024-04-16 | 河南海泰重工有限公司 | Hydraulic lifting steering device for travelling wheel of gantry container crane |
| CN117570188A (en) * | 2024-01-17 | 2024-02-20 | 潍坊斯瑞德机械有限公司 | Novel transfer case transmission mechanism |
| CN117570188B (en) * | 2024-01-17 | 2024-04-02 | 潍坊斯瑞德机械有限公司 | Novel transfer case transmission mechanism |
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