CN218094076U

CN218094076U - Speed reducer of solar tracker

Info

Publication number: CN218094076U
Application number: CN202222091971.4U
Authority: CN
Inventors: 邬逵清; 邢生鑫
Original assignee: Jiangsu Changling Hydraulic Co ltd
Current assignee: Jiangsu Changling Hydraulic Co ltd
Priority date: 2022-08-10
Filing date: 2022-08-10
Publication date: 2022-12-20
Anticipated expiration: 2032-08-10

Abstract

The utility model discloses a speed reducer of a solar tracker, which is characterized in that a worm and a motor are arranged to be mutually vertical; a transmission structure is arranged between the worm and the motor output shaft; the transmission structure comprises a transmission shaft, and one end of the transmission shaft is provided with a first bevel gear; a second bevel gear is arranged at the end part of the motor output shaft and meshed with the first bevel gear; the transmission shaft and the first bevel gear are integrally formed; one end of the transmission shaft is arranged in a stepped manner and is arranged in the worm and is coaxial with the worm; bearings are arranged at two ends of the worm, a limiting sleeve is further arranged at one end of the worm in a matched mode, one end of the limiting sleeve is matched with the bearings, and the other end of the limiting sleeve is in threaded connection with the inner surface of the shell of the speed reducer; and a sealing structure is arranged between the limiting sleeve and the bearing. The transmission mechanism has the advantages of compact structure, good stability, safety, reliability, small occupied space, convenience in installation, high transmission efficiency, prolonged service life and reduced use cost.

Description

Speed reducer of solar tracker

Technical Field

The utility model relates to a field of speed reducer especially relates to a speed reducer of solar tracking ware.

Background

The solar tracker is a power device which keeps the solar cell panel to face the sun at any time and enables the light of sunlight to vertically irradiate the solar cell panel at any time, and the solar tracker can be used for remarkably improving the power generation efficiency of the solar photovoltaic module. The solar tracker is used in cooperation with the solar power generation equipment to convert solar energy into electric energy, thereby providing the cleanest and safest energy for human society. The speed reducer is an indispensable part of the solar tracker, and the use effect of the solar tracker is affected by the stability of the structure and the operation of the speed reducer. In the speed reducer for the solar tracker in the prior art, a motor shaft and a worm are arranged on the same axis, so that the required installation space is large, and the installation of the speed reducer is limited.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome the defect that exists among the prior art, provide a compact structure, stability is good, reduces the speed reducer of the solar energy tracker that the space occupy.

In order to achieve the above object, the technical solution of the present invention is to provide a speed reducer of a solar tracker, which comprises a speed reducer body and a motor; the speed reducer body comprises a speed reducer shell, a worm is arranged in the speed reducer shell, and the worm and the motor are perpendicular to each other; and a transmission structure is arranged between the worm and the motor output shaft.

Preferably: the transmission structure comprises a transmission shaft arranged at one end of the worm, and a first bevel gear is arranged at one end of the transmission shaft; and a second bevel gear is arranged at the end part of the motor output shaft and is meshed with the first bevel gear.

Preferably: the transmission shaft and the first bevel gear are integrally formed; one end of the transmission shaft is arranged in a stepped mode and is arranged in the axial hole of the worm and is coaxial with the worm.

Preferably: and bearings are arranged at two ends of the worm, the inner ring of each bearing is matched with the worm, and the outer ring of each bearing is matched with the shell of the speed reducer.

Preferably: one end of the worm is also provided with a limiting sleeve in a matching manner, one end of the limiting sleeve is matched with the bearing, and the other end of the limiting sleeve is in threaded connection with the inner surface of the shell of the speed reducer.

Preferably: and a sealing structure is arranged between the limiting sleeve and the bearing.

Preferably: the sealing structure comprises an inner ring and an outer ring, the outer ring is matched with the step of the limiting sleeve, the inner surface of the inner ring is toothed, and the tooth tip part is contacted with the outer surface of the worm to form annular sealing; and an O-shaped sealing ring is arranged on the outer surface of the inner ring.

The utility model has the advantages as follows: the motor is vertically arranged with the speed reducer body, so that the mounting space is effectively saved, and the technical problem of large occupied space for mounting the speed reducer is solved; one end of a worm is provided with a transmission shaft with a first bevel gear, and one end of an output shaft of a motor is provided with a second bevel gear; the first bevel gear is matched with the second bevel gear, so that transmission in the vertical direction is realized; the limiting sleeve is arranged in the speed reducer shell to limit the bearings at two ends of the worm, so that the transmission stability is improved; through set up seal structure between stop collar and bearing, compact structure, sealing performance is good, effectively prevents that lubricating oil from leaking.

The utility model discloses compact structure, stability is good, safe and reliable, occupation space is little, the installation of being convenient for, and transmission efficiency is high, has prolonged life, has reduced use cost.

Drawings

FIG. 1 is an isometric view of the present invention;

figure 2 is a partial cross-sectional view of figure 1 of the present invention;

FIG. 3 is a schematic view of the seal structure of FIG. 2 according to the present invention;

1. a speed reducer body; 2. a motor; 3. a reducer housing; 4. a worm; 5. an output shaft of the motor; 6. a drive shaft; 7. a first bevel gear; 8. a second bevel gear; 9. a bearing; 10. a limiting sleeve; 11. an inner ring; 12. an outer ring; and 13. O-shaped rings.

Detailed Description

The following description will further describe embodiments of the present invention with reference to the accompanying drawings and examples. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.

Example 1

A speed reducer of a solar tracker comprises a speed reducer body 1 and a motor 2; the speed reducer body 1 comprises a speed reducer shell 3, a worm 4 is arranged in the speed reducer shell 3, and the worm 4 and the motor 2 are arranged to be perpendicular to each other; and a transmission structure is arranged between the worm 4 and the motor output shaft 5.

In the embodiment, the motor 2 and the worm 4 are vertically arranged, so that the space occupation in the length direction is reduced, the installation space is effectively saved, and the installation and the use are convenient; the transmission structure enables the worm and the motor to realize precise transmission.

As a preferable scheme of the present embodiment: the transmission structure comprises a transmission shaft 6 arranged at one end of the worm 4, and a first bevel gear 7 is arranged at one end of the transmission shaft 6; and a second bevel gear 8 is arranged at the end part of the motor output shaft 5, and the second bevel gear 8 is meshed with the first bevel gear 7.

The rotation of the second bevel gear 8 drives the first bevel gear 7 to rotate through meshing transmission, one end of the transmission shaft is fixedly arranged in an axial hole of the worm, the rotation of the first bevel gear 7 drives the transmission shaft 6 to rotate, so that the worm 4 is driven to rotate, and the worm 4 drives the worm wheel above the worm to rotate, so that the process of speed reduction is realized. The worm wheel sets up in speed reducer shell 3 is inside, and the both ends face of speed reducer shell 3 is provided with the spliced pole for the output shaft of installation worm wheel.

As a preferable scheme of the present embodiment: the transmission shaft 6 and the first bevel gear 7 are integrally formed; one end of the transmission shaft 7 is arranged to be stepped inside the worm 4 and is arranged to be coaxial with the worm 4.

The transmission shaft 6 and the first bevel gear 7 which are of an integrated structure have high machining precision, so that assembly errors are avoided, and the transmission precision is improved; adopt the key-type connection between transmission shaft 6 and the worm 4, set up the keyway on the inner wall that the axial hole of worm surface and transmission shaft corresponds, connect the key setting in the keyway, connect reliably, stability is good.

As a preferable scheme of the present embodiment: and bearings 9 are arranged at two ends of the worm 4, the inner ring of each bearing 9 is matched with the worm 4, and the outer ring of each bearing 9 is matched with the speed reducer shell 3.

The bearing 9 is used for supporting the worm, reducing the friction coefficient of the worm in the moving process and ensuring the rotation precision of the worm.

As a preferable scheme of the present embodiment: one end of the worm 4 is also provided with a limiting sleeve 10 in a matching mode, one end of the limiting sleeve 10 is matched with the bearing 9, and the other end of the limiting sleeve 10 is in threaded connection with the inner surface of the speed reducer shell 3.

The stop collar 10 plays a limiting role in the bearing 9, effectively prevents the bearing 9 from generating axial displacement and ensures the transmission precision of the worm 4. The limiting sleeve 10 and the inner surface of the speed reducer shell 3 are in threaded connection, so that the connection is reliable, and the installation and the disassembly are convenient.

As a preferable scheme of the present embodiment: and a sealing structure is arranged between the limiting sleeve 10 and the bearing 9.

The sealing structure can effectively prevent the leakage of lubricating oil and ensure the normal operation of the speed reducer.

As a preferable scheme of the present embodiment: the sealing structure comprises an inner ring 11 and an outer ring 12, the outer ring 12 is matched with a step of the limiting sleeve 10, the inner surface of the inner ring 11 is toothed, and the tooth tip part is contacted with the outer surface of the worm 4 to form annular sealing; the outer surface of the inner ring 11 is provided with an O-shaped sealing ring 13.

The sealing structure has simple structure and good sealing effect; the sealing ring arranged on the outer surface of the inner ring 11 corresponds to the tooth tip position of the inner surface of the inner ring 11, centripetal pressure is formed, the contact between the tooth tip position and the outer surface of the worm 4 is enhanced, and therefore the sealing performance is improved.

The utility model discloses a theory of operation: the motor 2 is started, the motor output shaft 5 drives the second bevel gear 8 to rotate, the rotation of the second bevel gear 8 drives the first bevel gear 7 to rotate, one end of the transmission shaft 6 is fixedly arranged inside the worm 4, the rotation of the first bevel gear 7 drives the transmission shaft 6 to rotate, so that the worm 4 is driven to rotate, the worm 4 drives the worm wheel above the worm to rotate, and the process of speed reduction is achieved.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and embellishments can be made without departing from the technical principle of the present invention, and these improvements and embellishments should also be regarded as the protection scope of the present invention.

Claims

1. A speed reducer of a solar tracker comprises a speed reducer body (1) and a motor (2); the method is characterized in that: the speed reducer body (1) comprises a speed reducer shell (3), a worm (4) is arranged in the speed reducer shell (3), and the worm (4) and the motor (2) are arranged to be perpendicular to each other; and a transmission structure is arranged between the worm (4) and the motor output shaft (5).

2. The speed reducer of a solar tracker according to claim 1, characterized in that: the transmission structure comprises a transmission shaft (6) arranged at one end of the worm (4), and a first bevel gear (7) is arranged at one end of the transmission shaft (6); and a second bevel gear (8) is arranged at the end part of the motor output shaft (5), and the second bevel gear (8) is meshed with the first bevel gear (7).

3. The speed reducer of a solar tracker according to claim 2, characterized in that: the transmission shaft (6) and the first bevel gear (7) are integrally formed; one end of the transmission shaft (6) is arranged in a stepped mode and is arranged in an axial hole of the worm (4) and is coaxial with the worm (4).

4. The reducer of a solar tracker according to claim 1, wherein: both ends of the worm (4) are provided with bearings (9), the inner ring of each bearing (9) is matched with the worm (4), and the outer ring of each bearing (9) is matched with the speed reducer shell (3).

5. The reducer of a solar tracker according to claim 4, wherein: one end of the worm (4) is also provided with a limit sleeve (10) in a matching way, one end of the limit sleeve (10) is matched with the bearing (9), and the other end of the limit sleeve is in threaded connection with the inner surface of the speed reducer shell (3).

6. The speed reducer of a solar tracker according to claim 5, characterized in that: and a sealing structure is arranged between the limiting sleeve (10) and the bearing (9).

7. The reducer of a solar tracker according to claim 6, wherein: the sealing structure comprises an inner ring (11) and an outer ring (12), the outer ring (12) is matched with the step of the limiting sleeve (10), the inner surface of the inner ring (11) is toothed, and the tooth tip part is contacted with the outer surface of the worm (4) to form annular sealing; and an O-shaped sealing ring (13) is arranged on the outer surface of the inner ring (11).