CN212928670U - Planetary rotary gear box for tower crane - Google Patents
Planetary rotary gear box for tower crane Download PDFInfo
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- CN212928670U CN212928670U CN202021098786.2U CN202021098786U CN212928670U CN 212928670 U CN212928670 U CN 212928670U CN 202021098786 U CN202021098786 U CN 202021098786U CN 212928670 U CN212928670 U CN 212928670U
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Abstract
The utility model discloses a planet gyration gearbox for tower machine, including the concentric input shaft that connects gradually, elementary sun gear, second level sun gear, third level sun gear, output level sun gear and integral type output pinion shaft, elementary planet wheel is connected to elementary sun gear, second level planet wheel is connected to the second level sun gear, third level planet wheel is connected to the third level sun gear, output level planet wheel is connected to the output level sun gear, install the input flange seat on the concentric input shaft, elementary ring gear is connected gradually to the input flange seat, first flange, the second level ring gear, the second flange, third level ring gear, the third flange, output level ring gear and output flange, integral type output pinion shaft is fixed with output flange through sixth bearing and seventh bearing. The utility model is integrated into a whole, the motor can be directly connected with the motor, the integral output pinion shaft adopts the fluororubber radial skeleton oil seal, and the sealing reliability is higher; saving space and light weight.
Description
Technical Field
The utility model relates to a transmission technical field, concretely relates to planet slewing gear case for tower machine.
Background
The tower crane is the most common hoisting equipment on the construction site, is also called a tower crane, and is indispensable equipment. From the development of the tower crane industry, the industry is highly related to national economy, buildings/real estate. Therefore, the development of the tower crane industry has certain scientific significance from the national economic trend and the development trend of the real estate industry.
The existing tower crane slewing bearing driving scheme has large occupied space and unstable performance.
Disclosure of Invention
In order to solve the problem, the utility model aims at providing a tower machine is with planet slewing gear case, integrated in an organic whole, save space, light in weight, the motor can rather than the direct connection, functional.
For realizing above-mentioned technical purpose, reach above-mentioned technological effect, the utility model discloses a following technical scheme realizes:
a planetary rotary gear box for tower crane is composed of concentric input axle, primary sun gear, secondary sun gear, tertiary sun gear, output sun gear and integrated output pinion shaft,
the primary sun gear is connected with a primary planet gear which is arranged on a primary planet carrier through a primary planet gear mandrel, the secondary sun gear is connected with a secondary planet gear which is arranged on a secondary planet carrier through a secondary planet gear mandrel, the tertiary sun gear is connected with a tertiary planet gear which is arranged on a tertiary planet carrier through a tertiary planet gear mandrel, the output stage sun gear is connected with an output stage planet gear which is arranged on an output stage planet carrier through an output stage planet gear mandrel,
the primary planet carrier is fixed with the second stage sun gear, the second stage planet carrier is fixed with the third stage sun gear, the third stage planet carrier is fixed with the output stage sun gear, the output stage planet carrier is fixed with the integrated output pinion shaft,
the integrated output pinion shaft is fixed with the output flange through a sixth bearing and a seventh bearing, the input flange seat is provided with a direct connection flange, and the side edge of the input flange seat is provided with a compensation oil tank.
Further, a first bearing is arranged between the concentric input shaft and the input flange seat, a second bearing is arranged between the primary planet wheel spindle and the primary planet wheel, a third bearing is arranged between the second planet wheel spindle and the second planet wheel, a fourth bearing is arranged between the third planet wheel spindle and the third planet wheel, and a fifth bearing is arranged between the output planet wheel spindle and the output planet wheel.
Furthermore, a fluororubber radial skeleton oil seal is adopted between the integrated output pinion shaft and the output flange.
Furthermore, the concentric input shaft adopts a fluororubber radial framework oil seal.
Further, the direct connection flange is connected with a motor flange, and the concentric input shaft is connected with a motor output shaft.
The utility model has the advantages that:
the utility model is integrated into a whole, saves space, has light weight, can be directly connected with the motor, and has good performance; all gears are subjected to carburizing and quenching treatment by adopting high-quality alloy steel, and gear grinding is carried out; the integral output pinion shaft adopts a fluororubber radial skeleton oil seal, so that the sealing reliability is high; high modular design; compact structure and strong adaptability.
The above description is only an overview of the technical solution of the present invention, and in order to make the technical means of the present invention clearer and can be implemented according to the content of the description, the following detailed description is made with reference to the preferred embodiments of the present invention and accompanying drawings. The detailed description of the present invention is given by the following examples and the accompanying drawings.
Drawings
Fig. 1 is a cross-sectional view of the present invention;
fig. 2 is a three-dimensional structure diagram of the present invention.
The reference numbers in the figures illustrate:
1. concentric input shaft, 5, direct connection flange, 6, first bearing, 7, input flange seat, 9, primary sun gear, 10, primary ring gear, 14, first connection flange, 15, second ring gear, 16, second sun gear, 20, second connection flange, 21, third sun gear, 22, third ring gear, 25, third connection flange, 27, output ring gear, 28, output flange, 29, sixth bearing, 31, seventh bearing, 33, integral output pinion shaft, 36, output planet carrier, 41, output planet carrier, 42, fifth bearing, 43, output planet carrier spindle, 44, output sun gear, 45, third planet carrier, 46, third planet carrier, 50, fourth bearing, 51, third planet carrier spindle, 52, second planet carrier, 53, third bearing, 57. The secondary planet gear 58, a secondary planet gear mandrel 60, a compensation oil tank 61, a primary planet carrier 62, a primary planet gear mandrel 63, a second bearing 65 and a primary planet gear.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
Referring to fig. 1-2, a planetary rotary gearbox for a tower crane comprises a concentric input shaft 1, a primary sun gear 9, a secondary sun gear 16, a tertiary sun gear 21, an output sun gear 44 and an integrated output pinion shaft 33 which are connected in sequence,
the primary sun gear 9 is connected to primary planet gears 65 mounted on a primary planet carrier 61 via a primary planet gear spindle 62, the secondary sun gear 16 is connected to secondary planet gears 57 mounted on a secondary planet carrier 52 via a secondary planet gear spindle 58, the tertiary sun gear 21 is connected to tertiary planet gears 46 mounted on a tertiary planet carrier 45 via a tertiary planet gear spindle 51, the output sun gear 44 is connected to output planet gears 41 mounted on an output planet carrier 36 via an output planet gear spindle 43,
the primary planet carrier 61 is fixed to the second stage sun gear 16, the second stage planet carrier 52 is fixed to the third stage sun gear 21, the third stage planet carrier 45 is fixed to the output stage sun gear 44, the output stage planet carrier 36 is fixed to the integrated output pinion shaft 33,
an input flange seat 7 is installed on the concentric input shaft 1, the input flange seat 7 is sequentially connected with a primary inner gear ring 10, a first connecting flange 14, a second-stage inner gear ring 15, a second connecting flange 20, a third-stage inner gear ring 22, a third connecting flange 25, an output-stage inner gear ring 27 and an output flange 28, an integrated output pinion shaft 33 is fixed with the output flange 28 through a sixth bearing 29 and a seventh bearing 31, a direct connection flange 5 is installed on the input flange seat 7, and a compensation oil tank 60 is installed on the side edge of the input flange seat 7.
Further, a first bearing 6 is arranged between the concentric input shaft 1 and the input flange base 7, a second bearing 63 is arranged between the primary planet wheel spindle 62 and the primary planet wheel 65, a third bearing 53 is arranged between the second planet wheel spindle 58 and the second planet wheel 57, a fourth bearing 50 is arranged between the third planet wheel spindle 51 and the third planet wheel 46, and a fifth bearing 42 is arranged between the output planet wheel spindle 43 and the output planet wheel 41.
Further, a fluororubber radial skeleton oil seal is adopted between the integrated output pinion shaft 33 and the output flange 28.
Further, the concentric input shaft 1 adopts a fluororubber radial framework oil seal.
Further, a direct connection flange 5 is connected with a motor flange, and a concentric input shaft 1 is connected with a motor output shaft.
Further, the integrated output pinion shaft 33 is connected with a slewing bearing of the tower crane.
The utility model discloses a theory of operation is: the output flange 28 is fixed, the motor flange is connected with the direct connection flange 5, the motor output shaft is connected with the concentric input shaft 1, the concentric input shaft 1 is connected with the primary sun gear 9 to drive the primary planet gear 65, the secondary planet gear 57, the third planet gear 46 and the output planet gear 41, and the output planet carrier 36 is connected with the integrated output pinion shaft 33 and meshed with a slewing bearing gear ring of the tower crane, so that the tower crane is driven to rotate.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. 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 (6)
1. The utility model provides a tower machine is with planet slewing gear box which characterized in that: comprises a concentric input shaft (1), a primary sun gear (9), a secondary sun gear (16), a tertiary sun gear (21), an output sun gear (44) and an integrated output pinion shaft (33) which are connected in sequence,
the primary sun wheel (9) is connected with a primary planet wheel (65) which is arranged on a primary planet carrier (61) through a primary planet wheel mandrel (62), the secondary sun wheel (16) is connected with a secondary planet wheel (57) which is arranged on a secondary planet carrier (52) through a secondary planet wheel mandrel (58), the tertiary sun wheel (21) is connected with a tertiary planet wheel (46) which is arranged on a tertiary planet carrier (45) through a tertiary planet wheel mandrel (51), the output sun wheel (44) is connected with an output planet wheel (41) which is arranged on an output planet carrier (36) through an output planet wheel mandrel (43),
the primary planet carrier (61) is fixed with the secondary sun gear (16), the secondary planet carrier (52) is fixed with the tertiary sun gear (21), the tertiary planet carrier (45) is fixed with the output stage sun gear (44), the output stage planet carrier (36) is fixed with the integrated output pinion shaft (33),
install input flange seat (7) on concentric input shaft (1), primary ring gear (10), first flange (14), second grade ring gear (15), second flange (20), third grade ring gear (22), third flange (25), output level ring gear (27) and output flange (28) are connected in proper order to input flange seat (7), integral type output pinion shaft (33) through sixth bearing (29) and seventh bearing (31) with output flange (28) are fixed, install direct connection flange (5) on input flange seat (7), compensation oil tank (60) are installed to the side of input flange seat (7).
2. The planetary rotary gearbox for the tower crane according to claim 1, characterized in that: the input flange seat is characterized in that a first bearing (6) is arranged between the concentric input shaft (1) and the input flange seat (7), a second bearing (63) is arranged between the primary planet wheel spindle (62) and the primary planet wheel (65), a third bearing (53) is arranged between the second planet wheel spindle (58) and the second planet wheel (57), a fourth bearing (50) is arranged between the third planet wheel spindle (51) and the third planet wheel (46), and a fifth bearing (42) is arranged between the output planet wheel spindle (43) and the output planet wheel (41).
3. The planetary rotary gearbox for the tower crane according to claim 2, characterized in that: and a fluororubber radial skeleton oil seal is adopted between the integrated output pinion shaft (33) and the output flange (28).
4. The planetary rotary gearbox for the tower crane according to claim 3, characterized in that: the concentric input shaft (1) adopts a fluororubber radial skeleton oil seal.
5. The planetary rotary gearbox for the tower crane according to claim 4, characterized in that: the direct connection flange (5) is connected with a motor flange, and the concentric input shaft (1) is connected with a motor output shaft.
6. The planetary rotary gearbox for the tower crane according to claim 5, characterized in that: and the integrated output pinion shaft (33) is connected with a slewing bearing of the tower crane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021098786.2U CN212928670U (en) | 2020-06-15 | 2020-06-15 | Planetary rotary gear box for tower crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021098786.2U CN212928670U (en) | 2020-06-15 | 2020-06-15 | Planetary rotary gear box for tower crane |
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| Publication Number | Publication Date |
|---|---|
| CN212928670U true CN212928670U (en) | 2021-04-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021098786.2U Active CN212928670U (en) | 2020-06-15 | 2020-06-15 | Planetary rotary gear box for tower crane |
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| CN (1) | CN212928670U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114538308A (en) * | 2022-02-22 | 2022-05-27 | 苏州庞源建筑机械科技有限公司 | Tower crane rotation transmission mechanism, rotation control device and tower crane |
-
2020
- 2020-06-15 CN CN202021098786.2U patent/CN212928670U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114538308A (en) * | 2022-02-22 | 2022-05-27 | 苏州庞源建筑机械科技有限公司 | Tower crane rotation transmission mechanism, rotation control device and tower crane |
| CN114538308B (en) * | 2022-02-22 | 2023-04-07 | 苏州庞源建筑机械科技有限公司 | Tower crane rotation transmission mechanism, rotation control device and tower crane |
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