CN214661910U

CN214661910U - Reduction gears for chemical industry stirring

Info

Publication number: CN214661910U
Application number: CN202022685866.4U
Authority: CN
Inventors: 颉纪科
Original assignee: Boneng Transmission Suzhou Co Ltd
Current assignee: Boneng Transmission Suzhou Co Ltd
Priority date: 2020-11-19
Filing date: 2020-11-19
Publication date: 2021-11-09
Anticipated expiration: 2030-11-19

Abstract

The utility model discloses a speed reducing mechanism for chemical stirring, which comprises a motor, a connecting shell and a primary planet carrier, a secondary gear shaft and an output shaft are arranged in the connecting shell, a primary pinion is arranged on the output shaft of the motor, a primary gearwheel meshed with the primary pinion is arranged on the secondary gear shaft, an output gearwheel meshed with the secondary gear shaft is arranged on the output shaft, a connecting flange is arranged at the bottom end of the connecting shell, a primary inner gear ring is arranged at the bottom end of the connecting flange, the bottom end of the primary inner gear ring is provided with a connecting ring, the bottom end of the connecting ring is provided with an output inner gear ring, an output flange is arranged at the bottom end of the output inner gear ring, a primary sun gear and a first mandrel are arranged in the primary planet carrier, the first mandrel is provided with a primary planet wheel meshed with the primary sun wheel, and the output inner gear ring is internally provided with an output integrated shaft. The utility model discloses, motor and speed reducer direct connection, compact structure, the functional.

Description

Reduction gears for chemical industry stirring

Technical Field

The utility model relates to a reduction gears technical field specifically is a reduction gears for chemical industry stirring.

Background

The reduction gear serves to match the rotational speed and the torque transmission between the prime mover and the working machine or the actuator, and is used in modern machines in a very wide range of applications. The speed reducer can be divided into two categories of a general speed reducer and a special speed reducer according to purposes, and the design, the manufacture and the use characteristics of the general speed reducer and the special speed reducer are different.

The existing motor and the reducer cannot be directly connected well, and the sealing performance is poor.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a reduction gears for chemical industry stirring to solve the problem among the prior art.

In order to achieve the above object, the utility model provides a following technical scheme: a speed reducing mechanism for chemical stirring comprises a motor, a connecting shell and a primary planet carrier, wherein a secondary gear shaft and an output shaft are installed in the connecting shell, a primary pinion is installed on the output shaft of the motor, a primary large gear meshed with the primary pinion is installed on the secondary gear shaft, an output large gear meshed with the secondary gear shaft is installed on the output shaft, a connecting flange is installed at the bottom end of the connecting shell, a primary inner gear ring is installed at the bottom end of the connecting flange, a connecting ring is installed at the bottom end of the primary inner gear ring, an output inner gear ring is installed at the bottom end of the connecting ring, an output flange is installed at the bottom end of the output inner gear ring, a primary sun gear and a first mandrel are installed in the primary planet carrier, a primary planet gear meshed with the primary sun gear is installed on the first mandrel, an output integral shaft is installed in the output inner gear ring, the output integrated shaft is provided with an output sun wheel and a second mandrel, the primary sun wheel is connected with the output sun wheel, the second mandrel is provided with an output planet wheel meshed with the output sun wheel, and a ninth bearing and a second oil seal are arranged between the output integrated shaft and the output flange.

Preferably, the second oil seal adopts a double oil seal structure.

Preferably, a first bearing, a second bearing and a third bearing are arranged between the secondary gear shaft and the connecting shell, and a fourth bearing, a fifth bearing and a first oil seal are arranged between the output shaft and the connecting shell.

Preferably, a sixth bearing is arranged between the first mandrel and the primary planet wheel, and an eighth bearing is arranged between the second mandrel and the output planet wheel.

Preferably, a seventh bearing is provided between the output integrated shaft and the connection ring.

Compared with the prior art, the beneficial effects of the utility model are that: the motor is directly connected with the speed reducer, so that the structure is compact and the performance is good; the output shaft adopts radial skeleton oil blanket, and the standard architecture is two oil blanket designs, and sealing reliability is higher.

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 structural diagram of the present invention.

Fig. 2 is a partial view of fig. 1 according to the present invention.

Fig. 3 is a schematic diagram of the external structure of the present invention.

In the figure: 1. a motor; 2. a primary pinion gear; 3. a first bearing; 4. a first-stage bull gear; 5. a second bearing; 6. a secondary gear shaft; 7. a third bearing; 8. a fourth bearing; 9. an output gearwheel; 10. an output shaft; 11. a fifth bearing; 12. a first oil seal; 13. a connecting flange; 14. a primary sun gear; 15. a primary planet wheel; 16. A sixth bearing; 17. a mandrel; 18. a primary planet carrier; 19. a primary ring gear; 20. A seventh bearing; 21. an eighth bearing; 22. a mandrel; 23. an output planet wheel; 24. An output sun gear; 25. an output integral shaft; 26. an output ring gear; 27. a ninth bearing; 28. an output flange; 29. and (7) oil sealing.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are 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. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. 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.

Referring to fig. 1-3, in an embodiment of the present invention, a speed reduction mechanism for chemical stirring includes a motor 1, a connecting casing, and a primary planet carrier 18, a secondary gear shaft 6 and an output shaft 10 are installed in the connecting casing, a primary pinion 2 is installed on the output shaft 10 of the motor 1, a primary bull gear 4 meshed with the primary pinion 2 is installed on the secondary gear shaft 6, an output bull gear 9 meshed with the secondary gear shaft 6 is installed on the output shaft 10, a connecting flange 13 is installed at the bottom end of the connecting casing, a primary ring gear 19 is installed at the bottom end of the connecting flange 13, a connecting ring is installed at the bottom end of the primary ring gear 19, an output ring gear 26 is installed at the bottom end of the connecting ring, an output flange 28 is installed at the bottom end of the output ring gear 26, a primary sun gear 14 and a first mandrel 17 are installed in the primary planet carrier 18, the first mandrel 17 is provided with a primary planet wheel 15 meshed with a primary sun wheel 14, an output integral shaft 25 is arranged in an output inner gear ring 26, the output integral shaft 25 is provided with an output sun wheel 24 and a second mandrel 22, the primary sun wheel 14 is connected with the output sun wheel 24, the second mandrel 22 is provided with an output planet wheel 23 meshed with the output sun wheel 24, a ninth bearing 27 and a second oil seal 29 are arranged between the output integral shaft 25 and an output flange 28, the second oil seal 29 adopts a double-oil seal structure, a first bearing 3, a second bearing 5 and a third bearing 7 are arranged between a secondary gear shaft 6 and a connecting shell, a fourth bearing 8, a fifth bearing 11 and a first oil seal 12 are arranged between the output shaft 10 and the connecting shell, and a sixth bearing 16 is arranged between the first mandrel 17 and the primary planet wheel, an eighth bearing 21 is arranged between the second mandrel 22 and the output planet wheel, and a seventh bearing 20 is arranged between the output integrated shaft 25 and the connecting ring.

The utility model discloses a theory of operation is: the motor is directly connected with the speed reducer, so that the structure is compact and the performance is good; the output shaft adopts radial skeleton oil blanket, and the standard architecture is two oil blanket designs, and sealing reliability is higher.

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. The utility model provides a reduction gears for chemical industry stirring, includes motor (1), connects casing, elementary planet carrier (18), its characterized in that: the motor is characterized in that a secondary gear shaft (6) and an output shaft (10) are installed in the connecting shell, a primary pinion (2) is installed on the output shaft (10) of the motor (1), a primary large gear (4) meshed with the primary pinion (2) is installed on the secondary gear shaft (6), an output large gear (9) meshed with the secondary gear shaft (6) is installed on the output shaft (10), a connecting flange (13) is installed at the bottom end of the connecting shell, a primary inner gear ring (19) is installed at the bottom end of the connecting flange (13), a connecting ring is installed at the bottom end of the primary inner gear ring (19), an output inner gear ring (26) is installed at the bottom end of the connecting ring, an output flange (28) is installed at the bottom end of the output inner gear ring (26), a primary sun wheel (14) and a first mandrel (17) are installed in the primary planet wheel (18), and a primary planet wheel (15) meshed with the primary sun wheel (14) is installed on the first mandrel (17), an output integrated shaft (25) is installed in the output annular gear (26), an output sun gear (24) and a second mandrel (22) are installed on the output integrated shaft (25), the primary sun gear (14) is connected with the output sun gear (24), an output planet gear (23) meshed with the output sun gear (24) is installed on the second mandrel (22), and a ninth bearing (27) and a second oil seal (29) are arranged between the output integrated shaft (25) and an output flange (28).

2. The speed reducing mechanism for chemical stirring according to claim 1, wherein: the second oil seal (29) adopts a double oil seal structure.

3. The speed reducing mechanism for chemical stirring according to claim 1, wherein: a first bearing (3), a second bearing (5) and a third bearing (7) are arranged between the secondary gear shaft (6) and the connecting shell, and a fourth bearing (8), a fifth bearing (11) and a first oil seal (12) are arranged between the output shaft (10) and the connecting shell.

4. The speed reducing mechanism for chemical stirring according to claim 1, wherein: a sixth bearing (16) is arranged between the first mandrel (17) and the primary planet wheel, and an eighth bearing (21) is arranged between the second mandrel (22) and the output planet wheel.

5. The speed reducing mechanism for chemical stirring according to claim 1, wherein: and a seventh bearing (20) is arranged between the output integrated shaft (25) and the connecting ring.