CN214118859U

CN214118859U - Precise planetary reducer of petroleum pipeline opening and closing actuator

Info

Publication number: CN214118859U
Application number: CN202023315994.6U
Authority: CN
Inventors: 李明
Original assignee: Suzhou Minster Machinery Technology Co ltd
Current assignee: Suzhou Minster Machinery Technology Co ltd
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2021-09-03
Anticipated expiration: 2030-12-31

Abstract

The utility model discloses a petroleum pipeline opening and closing actuator precision planetary reducer, which comprises a motor, wherein an input shaft is connected inside the motor, one end of the input shaft is connected with a sun gear, one end of the motor is connected with a shell, a planet carrier is connected inside the shell, a planetary gear is connected inside the planet carrier, one end of the planetary gear is connected with the sun gear, a first rolling bearing is connected inside the shell, a second rolling bearing is connected inside the shell, one end of the shell is connected with an end cover, the surface of the end cover is provided with an oil groove, and an output shaft is connected inside the end cover; the utility model discloses in, be provided with the oil groove in the one end of end cover, can pour into lubricating oil into, make its inside better lubrication, reduce inside temperature, improve transmission effect, secondly be provided with first antifriction bearing and second antifriction bearing, can compensate certain centrifugal deviation volume under fast-speed rotation condition, make its transmission relatively stable.

Description

Precise planetary reducer of petroleum pipeline opening and closing actuator

Technical Field

The utility model relates to a planetary reducer field especially relates to a petroleum pipeline opens and shuts accurate planetary reducer of executor.

Background

The planetary reducer is an industrial product with wide application, can reduce the rotating speed of a motor and increase the output torque; the planetary reducer can be used as a matched component for industries such as hoisting, digging, transportation, building and the like.

There are the following problems:

the planetary gear and the sun gear in the existing planetary reducer can not be well lubricated, the interior of the existing planetary reducer is easy to generate heat and expand at a high-speed rotating speed, so that the transmission effect is poor, and secondly, certain centrifugal deviation exists in the transmission process, so that the relative stability is poor.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing an accurate planetary reducer of an opening and closing actuator of a petroleum pipeline.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a petroleum pipeline opens and shuts accurate planetary reducer of executor, includes the motor, the internal connection of motor has the input shaft, the one end of input shaft is connected with the sun gear, the one end of motor is connected with the casing, the internal connection of casing has the planet carrier, the internal connection of planet carrier has planetary gear, planetary gear's one end is connected with the sun gear, the internal connection of casing has first antifriction bearing, the internal connection of casing has second antifriction bearing, the one end of casing is connected with the end cover, the surface of end cover is provided with the oil groove, the internal connection of end cover has the output shaft.

As a further description of the above technical solution:

the motor is connected to the outer side of the input shaft in a rotating mode, one end of the input shaft is fixedly connected to one end of the sun gear, and the input shaft is symmetrically distributed around the center of the sun gear.

As a further description of the above technical solution:

one end of the motor is fixedly connected to one end of the shell, and one end of the shell is fixedly connected to one end of the end cover.

As a further description of the above technical solution:

the surface of end cover is provided with the oil groove, the quantity of oil groove has a plurality of groups, the shape of oil groove is circular, the one end at the output shaft is cup jointed to the inside of end cover.

As a further description of the above technical solution:

the inside fixed connection of casing is in the outside of first antifriction bearing, the inside fixed connection of casing is in the outside of second antifriction bearing.

As a further description of the above technical solution:

the surface of the sun gear is meshed with one end of the planetary gears, the number of the planetary gears is three, and the three planetary gears are symmetrically distributed around the axis of the sun gear.

As a further description of the above technical solution:

the inner part of the planetary gear is sleeved on the outer side of the planetary shaft, and one end of the planetary gear is meshed with the inner wall of the planetary frame.

Compared with the prior art, the beneficial effects of the utility model are that:

on original basis, be provided with the oil groove in the one end of end cover, can pour into lubricating fluid into, make its inside better lubrication, reduce inside temperature, improve transmission effect, secondly be provided with first antifriction bearing and second antifriction bearing, can be under the high-speed rotation circumstances, compensate certain centrifugal deviation volume, make its transmission relatively stable.

Drawings

Fig. 1 is an overall effect diagram of a precision planetary reducer of an opening and closing actuator of a petroleum pipeline provided by the utility model;

fig. 2 is the utility model provides a petroleum pipeline opens and shuts accurate planetary reducer's of executor cross-sectional effect picture.

Illustration of the drawings:

1. a motor; 2. a housing; 3. an end cap; 4. an input shaft; 5. an output shaft; 6. a sun gear; 7. a planetary gear; 8. a planet carrier; 9. a planet shaft; 10. a first rolling bearing; 11. a second rolling bearing; 12. an oil groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-2, the present invention provides an embodiment: the utility model provides a precision planetary reducer of petroleum pipeline executor that opens and shuts, including motor 1, the internal connection of motor 1 has input shaft 4, the one end of input shaft 4 is connected with sun gear 6, the one end of motor 1 is connected with casing 2, the internal connection of casing 2 has planet carrier 8, the internal connection of planet carrier 8 has planetary gear 7, the one end of planetary gear 7 is connected with sun gear 6, the internal connection of casing 2 has first antifriction bearing 10, the internal connection of casing 2 has second antifriction bearing 11, the one end of casing 2 is connected with end cover 3, the surface of end cover 3 is provided with oil groove 12, the internal connection of end cover 3 has output shaft 5.

The inner part of the motor 1 is rotatably connected to the outer side of the input shaft 4, one end of the input shaft 4 is fixedly connected to one end of the sun gear 6, the input shaft 4 is symmetrically distributed about the center of the sun gear 6, the input shaft 4 has an input end transmission effect, and the sun gear 6 has an effect of driving the inner planetary gear 7 to rotate; one end of the motor 1 is fixedly connected with one end of the shell 2, one end of the shell 2 is fixedly connected with one end of the end cover 3, the effect of bearing internal equipment is achieved through the shell 2, and the effect of protecting the internal equipment is achieved through the end cover 3; the surface of the end cover 3 is provided with oil grooves 12, the number of the oil grooves 12 is a plurality of groups, the oil grooves 12 are circular, the interior of the end cover 3 is sleeved at one end of the output shaft 5, the effect of lubricating the internal sun gear 6, the planetary gear 7 and the planet carrier 8 is achieved through the oil grooves 12, the stable transmission of the end cover is ensured, and the decelerated torque is output through the output shaft 5; the inner part of the shell 2 is fixedly connected to the outer side of the first rolling bearing 10, the inner part of the shell 2 is fixedly connected to the outer part of the second rolling bearing 11, and the internal rotation deviation is reduced through the first rolling bearing 10 and the second rolling bearing 11, so that the transmission is stable; the surface of the sun gear 6 is engaged at one end of the planetary gears 7, the number of the planetary gears 7 is three, the three planetary gears 7 are symmetrically distributed about the axis of the sun gear 6, and the torque is reduced by the engagement transmission of the planetary gears 7 and the sun gear 6; the inner part of the planet gear 7 is sleeved on the outer side of the planet shaft 9, one end of the planet gear 7 is meshed on the inner wall of the planet carrier 8, the planet gear 7 is driven by the planet carrier 8, the planet gear 7 can generate revolution and rotation effects around the sun gear 6, and the effect of supporting the planet gear 7 is achieved through the planet shaft 9.

And (3) description of a work flow: the planet carrier 8 is tightly attached to the inside of the shell 2, the three groups of planet gears 7 are arranged between the sun gear 6, and under the condition that the sun gear 6 rotates, the planet gears 7 are driven to rotate on the inner wall of the planet carrier 8, and are enabled to generate revolution effect along the axis of the sun gear 6, and the output torque of the output shaft 5 is driven and connected, wherein under the first rolling bearing 10 and the second rolling bearing 11, the internal rotation deviation amount is reduced, the transmission of the internal rotation deviation amount is enabled to be stable, and lubricating oil is injected through the oil groove 12, so that the internal part of the internal rotation deviation amount can be kept fully lubricated.

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 and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the principles of the present invention.

Claims

1. The utility model provides a precision planetary reducer of petroleum pipeline executor that opens and shuts, includes motor (1), its characterized in that: the utility model discloses a motor, including motor (1), internally connected with input shaft (4), the one end of input shaft (4) is connected with sun gear (6), the one end of motor (1) is connected with casing (2), the internally connected with planet carrier (8) of casing (2), the internally connected with planetary gear (7) of planet carrier (8), the one end of planetary gear (7) is connected with sun gear (6), the internally connected with first antifriction bearing (10) of casing (2), the internally connected with second antifriction bearing (11) of casing (2), the one end of casing (2) is connected with end cover (3), the surface of end cover (3) is provided with oil groove (12), the internally connected with output shaft (5) of end cover (3).

2. The precision planetary reducer of the petroleum pipeline opening and closing actuator as claimed in claim 1, wherein: the motor is characterized in that the motor (1) is rotatably connected to the outer side of the input shaft (4), one end of the input shaft (4) is fixedly connected to one end of the sun gear (6), and the input shaft (4) is symmetrically distributed about the center of the sun gear (6).

3. The precision planetary reducer of the petroleum pipeline opening and closing actuator as claimed in claim 1, wherein: one end fixed connection of motor (1) is in the one end of casing (2), the one end fixed connection of casing (2) is in the one end of end cover (3).

4. The precision planetary reducer of the petroleum pipeline opening and closing actuator as claimed in claim 1, wherein: the surface of end cover (3) is provided with oil groove (12), the quantity of oil groove (12) has a plurality of groups, the shape of oil groove (12) is circular, the one end at output shaft (5) is cup jointed to the inside of end cover (3).

5. The precision planetary reducer of the petroleum pipeline opening and closing actuator as claimed in claim 1, wherein: the inside fixed connection of casing (2) is in the outside of first antifriction bearing (10), the inside fixed connection of casing (2) is in the outside of second antifriction bearing (11).

6. The precision planetary reducer of the petroleum pipeline opening and closing actuator as claimed in claim 1, wherein: the surface of the sun gear (6) is meshed with one end of the planetary gears (7), three groups of planetary gears (7) are arranged, and the three groups of planetary gears (7) are symmetrically distributed around the axis of the sun gear (6).

7. The precision planetary reducer of the petroleum pipeline opening and closing actuator as claimed in claim 1, wherein: the inner part of the planetary gear (7) is sleeved on the outer side of the planetary shaft (9), and one end of the planetary gear (7) is meshed with the inner wall of the planetary frame (8).