CN213776236U

CN213776236U - Low-noise low-friction gear and transmission assembly thereof

Info

Publication number: CN213776236U
Application number: CN202022943313.4U
Authority: CN
Inventors: 石涛; 于勇; 石广峰; 石广生
Original assignee: Yangzhou Jufeng Transmission Equipment Co ltd
Current assignee: Yangzhou Jufeng Transmission Equipment Co ltd
Priority date: 2020-12-10
Filing date: 2020-12-10
Publication date: 2021-07-23
Anticipated expiration: 2030-12-10

Abstract

The utility model discloses a gear of low noise low friction and drive assembly thereof, including last casing, lower casing and the ring gear of setting between last casing and lower casing, along circumferencial direction equidistance and meshing mutually in the ring gear and be provided with a plurality of drive gear, drive gear's inner circle cover is equipped with drive bearing, and one side of a plurality of drive gear is provided with same planet carrier. The utility model relates to a gear of low noise low friction and drive assembly thereof, cooperate with the constant head tank through the locating piece and will insert the post and arrange in the jack, and insert the post to the inboard extrusion, at this moment the briquetting atress pushes compression spring to the inboard, then the rethread set screw carries out fixed connection to inserting the post, the elastic action through compression spring can improve the stability to inserting the post connection, and then can realize the stability to the drive bearing connection, through to the downthehole injection lubricating oil of oiling, can reduce the frictional force between drive gear and the drive bearing, and then can reduce the noise that produces when drive bearing rotates.

Description

Low-noise low-friction gear and transmission assembly thereof

Technical Field

The utility model relates to a gear drive field specifically is a gear of low noise low friction and drive assembly thereof.

Background

The gear is a mechanical element with a rim provided with teeth capable of continuously meshing to transmit motion and power, the gear and gear products thereof are important basic parts of mechanical equipment, most of main transmission parts of mechanical complete equipment are gear transmission, and most of all, the transmission of power is realized through the matching of the gear and a shaft.

According to the ' assembly gear shaft ' disclosed in the Chinese utility model patent (application number: CN201420634725.1, application date: 20141030), the structure is that the assembly gear shaft ' comprises a planetary speed-increasing gear shell, a transmission component, an input gear shaft, a planet carrier and an output shaft, the planetary speed-increasing gear shell comprises an upper shell, a lower shell and an inner gear ring, the inner gear ring is arranged between the upper shell and the lower shell, the transmission component is arranged in the inner gear ring, the transmission component comprises a transmission gear, a transmission bearing and a transmission shaft, the transmission gear is meshed with the inner gear ring, the transmission gear is internally provided with the transmission bearing, and the transmission bearing is sleeved on the transmission shaft; the three transmission assemblies are uniformly arranged between the inner gear ring and the input gear shaft; the planetary speed-increasing gear with low friction loss has three transmission gears in total, so that the transmission efficiency of the speed-increasing transmission is improved; the transmission bearing is additionally arranged on the transmission shaft, so that the abrasion and heat caused by friction can be effectively reduced; this product internal friction loss is little, and use cost is low, and has fine transmission effect, is worth wideling popularize ", nevertheless still is not enough a bit in the use, for example, transmission bearing directly carries out fixedly with the planet carrier, and it is comparatively inconvenient to fix, and fixed transmission bearing's stability is also not good. Therefore, the gear and the transmission assembly thereof are improved, and the gear and the transmission assembly thereof have low noise and low friction.

SUMMERY OF THE UTILITY MODEL

For solving the defect that prior art exists, the utility model provides a gear of low noise low friction and transmission assembly thereof.

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model relates to a gear of low noise low friction power and drive assembly thereof, including last casing, lower casing and the ring gear of setting between last casing and lower casing, be provided with a plurality of drive gear along circumferencial direction equidistance and meshing mutually in the ring gear, drive gear's inner circle cover is equipped with drive bearing, and a plurality of drive gear's one side is provided with same planet carrier, the fixed post of inserting that is provided with in one side that is close to the planet carrier in the drive bearing, set up with the post of inserting corresponding with inserting and insert post matched with jack on the planet carrier, be provided with elastic component in the jack, just it passes through set screw and planet carrier fixed connection that planet carrier one side was equipped with to insert the post.

As the utility model discloses a preferred technical scheme, elastic component is including being briquetting and the compression spring of shape of falling T, compression spring cooperatees and sets up in the inboard circular slot of seting up that is linked together of jack.

As a preferred technical scheme of the utility model, the one end of briquetting cooperatees and slides and set up in the circular slot, just compression spring's both ends respectively with the inner wall of circular slot and the one end fixed connection of briquetting.

As an optimized technical scheme of the utility model, the inside of drive gear top both sides is the symmetry respectively and is provided with the oil filler point.

As a preferred technical scheme of the utility model, the middle part of going up casing one side is provided with the input shaft, the casing is provided with the output shaft with the dorsal part of input shaft middle part down, the one end and the planet carrier fixed connection of output shaft.

As an optimal technical scheme of the utility model, the transmission bearing is kept away from the fixed transmission shaft that is provided with in inside of inserting post one end.

As an optimal technical scheme of the utility model, the fixed locating piece that is provided with in top of inserting the post, the constant head tank has been seted up with the locating piece is corresponding on the planet carrier.

The utility model has the advantages that: this kind of gear and transmission assembly of low noise low friction: cooperate with the post of will inserting through locating piece and constant head tank and arrange in the jack, and insert the post to the inboard extrusion, at this moment, briquetting atress is to inboard extrusion compression spring, then rethread set screw carries out fixed connection to inserting the post, can realize fixing drive bearing, can improve the stability to inserting the post connection through compression spring's elastic action, and then can realize the stability to drive bearing connection, through pouring into lubricating oil into the oil filler hole, can reduce the frictional force between drive gear and the drive bearing, and then can reduce the noise that produces when drive bearing rotates.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic view of a low noise and low friction gear and its transmission assembly according to the present invention;

fig. 2 is a schematic view of a connection structure between a transmission gear and an inner gear ring of a low-noise low-friction gear and a transmission assembly thereof according to the present invention;

FIG. 3 is a schematic view of the connection structure of the pin and the socket of the gear and the transmission assembly thereof with low noise and low friction force according to the present invention;

FIG. 4 is a schematic view of the structure of the elastic component of the gear and its transmission component with low noise and friction according to the present invention;

fig. 5 is a schematic view of the structure of the gear and the transmission gear of the transmission assembly of the present invention with low noise and low friction.

In the figure: 1. an upper housing; 2. a lower housing; 3. an inner gear ring; 4. a transmission gear; 5. a drive bearing; 6. a planet carrier; 7. inserting a column; 8. a jack; 9. an elastic component; 901. briquetting; 902. a compression spring; 10. a set screw; 11. an oil filler hole; 12. an input shaft; 13. an output shaft; 14. a drive shaft; 15. positioning blocks; 16. and (6) positioning a groove.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Example (b): as shown in fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5, the utility model relates to a gear of low noise low friction and drive assembly thereof, including last casing 1, casing 2 and the ring gear 3 that sets up between last casing 1 and lower casing 2, it is provided with a plurality of drive gear 4 just to mesh mutually along circumferencial direction equidistance in the ring gear 3, the inner circle cover of drive gear 4 is equipped with drive bearing 5, and one side of a plurality of drive gear 4 is provided with same planet frame 6, one side that is close to planet carrier 6 in the drive bearing 5 is fixed and is provided with post 7, planet carrier 6 is last to offer with post 7 corresponding and post 7 matched with jack 8, be provided with elastic component 9 in the jack 8, and post 7 is equipped with fixing screw 10 and planet carrier 6 fixed connection through planet carrier 6 one side.

Wherein, elastic component 9 is including being briquetting 901 and the compression spring 902 that falls the T shape, compression spring 902 cooperates to set up the circular slot that is linked together and offers in jack 8 inboard, the one end of briquetting 901 cooperatees to slide and sets up in the circular slot, and compression spring 902's both ends respectively with the inner wall of circular slot and the one end fixed connection of briquetting 901, to insert post 7 and insert post 7 in jack 8 and to the inboard extrusion, at this moment briquetting 901 atress is to the inboard extrusion compression spring 902, then rethread set screw 10 carries out fixed connection to inserting post 7, can improve the stability of inserting post 7 and connecting through compression spring 902's elastic action, and then can realize the stability of connecting transmission bearing 5.

Wherein, the inside of drive gear 4 top both sides is provided with oil filler point 11 respectively to the symmetry, through annotating lubricating oil into oil filler point 11, can reduce the frictional force between drive gear 4 and the transmission bearing 5.

Wherein, the middle part of one side of the upper shell 1 is provided with an input shaft 12, the middle part of the opposite side of the lower shell 2 and the input shaft 12 is provided with an output shaft 13, and one end of the output shaft 13 is fixedly connected with the planet carrier 6.

Wherein, a transmission shaft 14 is fixedly arranged in the transmission bearing 5 at one end far away from the inserting column 7.

Wherein, insert the fixed locating piece 15 that is provided with in top of post 7, the constant head tank 16 has been seted up with locating piece 15 is corresponding on the planet carrier 6, cooperatees with constant head tank 16 through locating piece 15, can play the guide effect in inserting jack 8 to inserting post 7, makes set screw 10 just can carry out fixed connection with inserting post 7.

The working principle is as follows: cooperate through locating piece 15 and constant head tank 16 and will insert post 7 and arrange in jack 8, and insert post 7 to the inboard extrusion, at this moment briquetting 901 atress is to inboard extrusion compression spring 902, then rethread set screw 10 carries out fixed connection to inserting post 7, the elastic action through compression spring 902 can improve the stability of inserting post 7 and connecting, and then can realize the stability of connecting transmission bearing 5, through pouring into lubricating oil into oil filler point 11, can reduce the frictional force between transmission gear 4 and the transmission bearing 5, and then can reduce the noise that produces when transmission bearing 5 rotates.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A gear with low noise and low friction force and a transmission component thereof comprise an upper shell (1), a lower shell (2) and an inner gear ring (3) arranged between the upper shell (1) and the lower shell (2), it is characterized in that a plurality of transmission gears (4) are arranged in the inner gear ring (3) at equal intervals along the circumferential direction and are meshed with each other, a transmission bearing (5) is sleeved on the inner ring of each transmission gear (4), one side of a plurality of transmission gears (4) is provided with the same planet carrier (6), an inserting column (7) is fixedly arranged on one side of the transmission bearing (5) close to the planet carrier (6), the planet carrier (6) is provided with a jack (8) corresponding to the inserted column (7) and matched with the inserted column (7), an elastic component (9) is arranged in the jack (8), and the inserted column (7) is fixedly connected with the planet carrier (6) through a fixing screw (10) arranged on one side of the planet carrier (6).

2. A gear and its transmission assembly with low noise and low friction force as claimed in claim 1, characterized in that said elastic assembly (9) comprises a pressing block (901) and a compression spring (902) in the shape of an inverted T, said compression spring (902) is disposed in a circular groove communicated with the inside of the insertion hole (8) in a matching manner.

3. A low noise and low friction gear and its transmission assembly as claimed in claim 2, wherein one end of the pressing block (901) is slidably disposed in the circular groove, and two ends of the compression spring (902) are fixedly connected to the inner wall of the circular groove and one end of the pressing block (901), respectively.

4. A low noise and low friction gear and its transmission assembly as claimed in claim 1, wherein the inside of both sides of the top end of said transmission gear (4) is symmetrically provided with oil injection holes (11), respectively.

5. A low noise and low friction gear and its transmission assembly as claimed in claim 1, wherein the middle of one side of said upper casing (1) is provided with an input shaft (12), the middle of the opposite side of said lower casing (2) and said input shaft (12) is provided with an output shaft (13), and one end of said output shaft (13) is fixedly connected with the planet carrier (6).

6. A low noise and low friction gear and its transmission assembly as claimed in claim 1, wherein the transmission shaft (14) is fixedly arranged inside the end of the transmission bearing (5) far from the inserted column (7).

7. The gear and the transmission assembly thereof with low noise and low friction force according to claim 1, wherein a positioning block (15) is fixedly arranged at the top end of the insert column (7), and a positioning groove (16) is formed on the planet carrier (6) corresponding to the positioning block (15).