CN214945690U

CN214945690U - High-strength gear shaft of wind driven generator

Info

Publication number: CN214945690U
Application number: CN202121705070.9U
Authority: CN
Inventors: 吕先荣; 朱斌
Original assignee: Wuxi Guanyu Precision Machinery Co ltd
Current assignee: Wuxi Guanyu Precision Machinery Co ltd
Priority date: 2021-07-26
Filing date: 2021-07-26
Publication date: 2021-11-30
Anticipated expiration: 2031-07-26

Abstract

The utility model provides a high strength aerogenerator gear shaft belongs to gear shaft technical field, including the axis body, axis body bilateral symmetry is provided with the auxiliary shaft, and the auxiliary shaft inside encircles and is provided with the carrier ring, the inside sleeve shaft that is provided with the coaxial line of axis body, and the sleeve shaft outside encircles and is provided with the ball, and the fixed buffer layer that sets up to of axis body wall inlayer, the buffer layer outside encircles and is provided with the dispersion ring. The utility model discloses a set up the auxiliary shaft in axis body both sides to set up the carrier ring in the auxiliary shaft inboard and can play certain supporting role to the transmission shaft, reduce the pressure that the axis body received, through set up the sleeve spindle in the axis body inboard, the sleeve spindle outside is through ball and the inboard swing joint of axis body, is in the same direction as the rotation of transmission shaft and is rotating, and then the power that balanced even axis body received, through setting up buffer layer and dispersion ring, can be with the stress buffering dispersion that the axis body received, with this intensity that improves the axis body.

Description

High-strength gear shaft of wind driven generator

Technical Field

The utility model relates to a gear shaft technical field, more specifically relates to a high strength aerogenerator gear shaft.

Background

The gear shaft refers to a mechanical part which supports a rotating part and rotates together with the rotating part to transmit motion, torque or bending moment, generally has a metal round rod shape, and each section can have different diameters, so that the gear shaft is widely applied to various fields.

The wind driven generator generates kinetic energy through rotation of the fan blades, the kinetic energy is converted into electric energy through a corresponding structure, and the gear shaft bearing the moving parts of the wind driven generator also has high strength due to the large size of the wind driven generator, otherwise the wind driven generator is easily damaged due to damage of the gear.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving, aerogenerator passes through the leaf fan and rotates the production kinetic energy, is converting the electric energy into through corresponding structure, because aerogenerator size is huge, consequently bears the gear shaft of its moving part and also must have high strength nature, otherwise causes destruction to aerogenerator because of the gear is impaired very easily.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a high strength aerogenerator gear shaft, includes the axis body, axis body bilateral symmetry is provided with the auxiliary shaft, the inside bearing ring that is provided with of auxiliary shaft encircles, the bearing ring outside is connected through a bracing piece and auxiliary shaft inner wall, the inside sleeve shaft that is provided with the coaxial line of axis body, the sleeve shaft outside encircles and is provided with the ball, the fixed buffer layer that sets up of axis body wall inlayer, the buffer layer outside encircles and is provided with the dispersion ring.

Further preferred scheme: the axis body and the auxiliary shaft of both sides are coaxial, and the axis body runs through with the inside cavity of auxiliary shaft and sets up a cylindric logical chamber.

Further preferred scheme: spring shafts are arranged in the buffer layer in an equidistant surrounding mode and are formed by winding two powerful springs.

Further preferred scheme: a circle of force dissipating blocks are arranged in the dispersing ring in a close-by mode and are fan-shaped.

Further preferred scheme: two rings of accepting grooves are seted up to the axis body inside wall, the ball corresponds and accepts the groove and is provided with two rings, and the ball is connected with accepting groove movable cavity.

Further preferred scheme: the sleeve shaft inner side wall is provided with two rings of lubricating balls in a surrounding mode, and the lubricating balls are fixedly embedded in the sleeve shaft.

Further preferred scheme: the bearing ring is composed of four arc-shaped bearing rings, and a cushion is arranged on the inner side of the bearing ring in a clinging manner.

The utility model provides a high strength aerogenerator gear shaft has following beneficial effect:

1. the utility model discloses a set up the sleeve spindle in the axis body inboard, the sleeve spindle inboard sets up the lubricated pearl, can reduce and the transmission shaft between the frictional force, through set up the ball and accept the groove in the sleeve spindle outside with the axis body junction for the sleeve spindle can rotate together with the transmission shaft, can equalize the pressure that the axis body received like this.

2. The utility model discloses the advantage lies in through setting up dispersed layer and spring shaft in the axis body wall, can utilize the spring to cushion the inboard pressure that receives of axis body, and the deuterogamy sets up the disperse ring and looses the power piece, can dispel the pressure that receives.

3. At last, through setting up the auxiliary shaft, at the inside carrier ring that sets up of auxiliary shaft, the carrier ring passes through bracing piece and auxiliary shaft fixed connection, can bear the transmission shaft, reduces the pressure that the axis body received to this intensity that improves the axis body.

Drawings

Fig. 1 is a schematic view of the external structure of the present invention.

Fig. 2 is the longitudinal sectional structural schematic diagram of the shaft body of the present invention.

Fig. 3 is a schematic view of the longitudinal sectional structure of the auxiliary shaft of the present invention.

In FIGS. 1-3: 1. a shaft body; 101. a receiving groove; 2. a dispersing ring; 3. a force dissipating block; 4. a buffer layer; 5. a spring shaft; 6. a sleeve shaft; 601. lubricating the beads; 7. a ball bearing; 8. an auxiliary shaft; 9. a support bar; 10. a cavity is communicated; 11. a load ring; 1101. a soft cushion.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to fig. 1 to 3 of 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.

Example (b):

please refer to fig. 1 to 3:

the embodiment provides further preferred scheme a high strength aerogenerator gear shaft, including the

axis body

1, 1 bilateral symmetry of axis body is provided with

auxiliary shaft

8, 8 inside encircles of auxiliary shaft are provided with carrier ring 11, carrier ring 11 outside is through a

bracing piece

9 and 8 interior wall connections of auxiliary shaft, 1 inside sleeve 6 that is provided with the coaxial line of axis body, 6 outsides of sleeve encircle and are provided with

ball

7, 1 body wall inlayer of axis body is fixed to be set up to buffer layer 4, 4 outsides of buffer layer encircle to be set up to disperse ring 2.

Furthermore, the shaft body 1 and the auxiliary shafts 8 on the two sides are coaxial, and a cylindrical through cavity 10 is arranged in the shaft body 1 and the auxiliary shafts 8 in a hollow penetrating manner.

Furthermore, spring shafts 5 are arranged in the buffer layer 4 in an equidistant surrounding mode, and the spring shafts 5 are formed by winding two strong springs.

Furthermore, a circle of force dissipating blocks 3 are arranged in the dispersing ring 2 in a close-fitting manner, and the force dissipating blocks 3 are in a fan shape.

Furthermore, two rings of bearing grooves 101 are formed in the inner side wall of the shaft body 1, two rings of balls 7 are arranged corresponding to the bearing grooves 101, and the balls 7 are connected with the movable inner cavity of the bearing grooves 101.

Further, the inside wall of the sleeve 6 is provided with two rings of lubricating beads 601 in a surrounding manner, and the lubricating beads 601 are fixedly embedded in the sleeve 6.

Further, the bearing ring 11 is composed of four bearing rings with arc shapes, and the inner side of the bearing ring 11 is provided with a soft pad 1101 in a close fit manner.

The working principle is as follows: the utility model provides a function of high strength gear axle, a high strength aerogenerator gear axle, at first, fix the installation of axis body 1 in appointed position, stretch into the transmission shaft that bears the weight of and run through whole axis body 1 and auxiliary shaft 8 in logical chamber 10, the bearing ring 11 in the auxiliary shaft 8 can support the transmission shaft, reduces the pressure that axis body 1 received, cushion 1101 can reduce the wearing and tearing between transmission shaft and the bearing ring 11, bracing piece 9 makes the bearing ring 11 can support the transmission shaft; secondly, when the transmission shaft rotates, the sleeve shaft 6 rotates along with the transmission shaft, the lubricating balls 601 can play a role in lubrication, the ball bearings 7 roll in the bearing grooves 101 in the shaft body 1 to support the rotation of the sleeve shaft 6, and further the rotation stress caused by the rotation of the transmission shaft is balanced; finally, can cushion the inside stress that receives of axis body 1 under the spring action of the inside spring shaft 5 of buffer layer 4, the dispersion of 3 pairs of stresses of power piece is dispersed in the rethread scattering ring 2 for the stress that the axis body 1 received is by homodisperse, with this intensity that promotes axis body 1.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a high strength aerogenerator gear shaft, includes axis body (1), its characterized in that: the utility model discloses a dispersion ring, including axis body (1), axis body (8), auxiliary shaft (8) inside encircles and is provided with carrier ring (11), carrier ring (11) outside is through a bracing piece (9) and auxiliary shaft (8) inner wall connection, axis body (1) inside is provided with sleeve (6) of coaxial line, the sleeve (6) outside is encircleed and is provided with ball (7), axis body (1) body wall inlayer is fixed to be set up to buffer layer (4), buffer layer (4) outside is encircleed and is set up to dispersion ring (2).

2. The high strength wind turbine gear shaft according to claim 1, wherein: the shaft body (1) and the auxiliary shafts (8) on the two sides are coaxial, and a cylindrical through cavity (10) penetrates through the inside of the shaft body (1) and the auxiliary shafts (8).

3. The high strength wind turbine gear shaft according to claim 1, wherein: spring shafts (5) are arranged in the buffer layer (4) in an equidistant surrounding mode, and the spring shafts (5) are formed by winding two strong springs.

4. The high strength wind turbine gear shaft according to claim 1, wherein: a circle of force dissipating blocks (3) are arranged in the dispersing ring (2) in a close-fitting manner, and the force dissipating blocks (3) are fan-shaped.

5. The high strength wind turbine gear shaft according to claim 1, wherein: two rings of bearing grooves (101) are formed in the inner side wall of the shaft body (1), two rings of balls (7) are arranged corresponding to the bearing grooves (101), and the balls (7) are connected with the movable inner cavity of the bearing grooves (101).

6. The high strength wind turbine gear shaft according to claim 1, wherein: the sleeve shaft is characterized in that two rings of lubricating balls (601) are arranged on the inner side wall of the sleeve shaft (6) in a surrounding mode, and the lubricating balls (601) are fixedly embedded in the sleeve shaft (6).

7. The high strength wind turbine gear shaft according to claim 1, wherein: the bearing ring (11) is composed of four arc-shaped bearing rings, and a soft pad (1101) is arranged on the inner side of the bearing ring (11) in a clinging manner.