CN-121993335-A - Hydraulic generator guide bearing sphere pillar structure

CN121993335ACN 121993335 ACN121993335 ACN 121993335ACN-121993335-A

Abstract

The invention discloses a wheel generator guide bearing spherical support structure which comprises a base, a water wheel, a rotating shaft and a plurality of support components, wherein the water wheel is arranged in the base and can rotate around the base relative to the base, one end of the rotating shaft edge is arranged in the base in a penetrating mode and is connected with the water wheel, the plurality of support components are arranged in the base and are arranged at intervals around the rotating shaft in the circumferential direction, the support components comprise a support, a first stop block, a second stop block, a bearing bush and a support plate, the support is arranged on the support components, the first stop block and the second stop block are arranged on the support at intervals along the circumferential direction of the rotating shaft, the first stop block, the second stop block and the support define a clamping groove, the bearing bush is arranged between the support and the rotating shaft, a groove is formed in one side, adjacent to the support, of the bearing bush is positioned between the support and the bearing bush. The spherical support column structure of the guide bearing of the wheel generator has the advantages of simple structure, long service life and the like.

Inventors

YANG KAIXIONG
LIU HUAI
CHEN YAN
WANG XI
YANG YINGFU
WU LIAN
Xiang Jiangkun
ZHOU YINGBIN
PAN ZERUN
DONG SHIXIANG
Luo Ruibao
ZHANG QIMING
DU XUEYUN
LIAO DAN
LIU FUCHENG
LI LEIFENG
SUN CHENKAI
ZHU ENYU

Assignees

华能澜沧江水电股份有限公司

Dates

Publication Date: 20260508
Application Date: 20260109

Claims (10)

1. A hydro-generator guide bearing sphere pillar structure, characterized by comprising: the water wheel is arranged in the base and can rotate around the vertical direction relative to the base; One end of the rotating shaft edge penetrates through the base and is connected with the water wheel so that the water wheel drives the rotating shaft to rotate, and the other end of the rotating shaft penetrates out of the base and is suitable for being connected with a power generation device so that the rotating shaft drives the power generation device to rotate to drive the power generation device to generate power; The support assembly comprises a support, a first stop block, a second stop block, a bearing bush and a support plate, wherein the support is arranged on the base, the first stop block and the second stop block are arranged on the support along the circumferential interval of the rotating shaft, the first stop block, the second stop block and the support define a clamping groove, the bearing bush is arranged between the support and the rotating shaft and is adjacent to a groove on one side of the support, the support plate is arranged between the support and the bearing bush, one side of the support plate is arranged in the clamping groove in a penetrating manner, the other side of the support plate is arranged in the groove in a penetrating manner, and the bearing bush abuts against the rotating shaft, so that the rotating shaft is supported.
2. The hydraulic generator guide bearing spherical prop structure according to claim 1, wherein the support assembly further comprises a top plate and a driving member, the top plate is disposed at an upper end of the bracket and connected to the bracket, and the driving member is connected to the support plate through the top plate, so that the driving member drives the support plate to move in an up-down direction.
3. The hydraulic generator guide bearing spherical support structure according to claim 2, wherein the support assembly further comprises a connecting member, the top plate and the bracket are disposed at intervals in the up-down direction, and the top plate is connected to the bracket by the connecting member.
4. The guide bearing spherical prop structure of a hydraulic generator according to claim 3, wherein the number of the connecting members is plural, the plural connecting members are arranged at intervals along the width direction of the bracket and between the top plate and the bracket, and the upper and lower ends of the connecting members are respectively connected with the top plate and the bracket.
5. The hydraulic generator guide bearing spherical prop structure of claim 2, wherein the driving member comprises a bolt, a first nut and a second nut, the bolt is threaded on the top plate and connected to the support plate, the first nut and the second nut are both threaded on the bolt and the top plate is located between the first nut and the second nut, so that the bolt is mounted on the top plate by the first nut and the second nut.
6. The hydro-generator guide bearing spherical support structure as defined by claim 1 wherein said grooves and said clip grooves are disposed opposite each other along a radial direction of said shaft in a plane of projection orthogonal to an axial direction of said shaft.
7. The hydro-generator guide bearing spherical support structure of claim 1 wherein the bearing shell is positioned within the clip groove in a plane of projection normal to a radial direction of the shaft.
8. The hydraulic generator guide bearing spherical support structure according to claim 1, wherein, The width dimension of the clamping groove is 1mm-2mm larger than the width dimension of the supporting plate.
9. The hydro-generator guide bearing spherical support structure of claim 1 wherein a plurality of said support assemblies are equally spaced along the circumference of said shaft.
10. The hydro-generator guide bearing spherical support structure of claim 1 wherein the outer perimeter of the support assembly is coated with an anti-corrosive coating.

Description

Hydraulic generator guide bearing sphere pillar structure Technical Field The invention relates to the field of hydroelectric generation, in particular to a hydraulic generator guide bearing spherical support structure. Background The hydraulic generator is a power generation device which relies on a hydraulic turbine as a prime motor to realize the efficient conversion from water energy to electric energy. The working principle of the hydraulic turbine is that when water flows through the hydraulic turbine, the hydraulic turbine converts water energy into mechanical energy by means of the action of kinetic energy and potential energy of the water flow and is embodied into rotary motion of a rotating shaft, then the rotating shaft of the hydraulic turbine and a rotor of a generator form mechanical connection, and the mechanical energy of the rotor is further converted into electric energy and is output outwards by means of an electromagnetic induction principle. In the related art, the bearing bush in the hydraulic generator has short service life and high failure rate. Disclosure of Invention The present invention aims to solve at least one of the technical problems in the related art to some extent. Therefore, the embodiment of the invention provides a hydraulic generator guide bearing spherical support structure with long service life and low failure rate. The hydraulic generator guide bearing spherical support column structure comprises a base and a hydraulic wheel, wherein the hydraulic wheel is arranged in the base and can rotate around the base in the vertical direction relative to the base, a rotating shaft, one end of the rotating shaft edge penetrates through the base and is connected with the hydraulic wheel so that the hydraulic wheel drives the rotating shaft to rotate, the other end of the rotating shaft penetrates out of the base and is suitable for being connected with a power generation device so that the rotating shaft drives the power generation device to rotate so as to drive the power generation device to generate power, a plurality of support assemblies are respectively arranged in the base and are arranged at intervals around the circumference of the rotating shaft, each support assembly comprises a support, a first stop block, a second stop block, a bearing bush and a support plate, the support is arranged on the support assemblies, the first stop block, the second stop block and the support are defined to form a clamping groove, the support plate is arranged between the support and the rotating shaft, the support plate is adjacent to the groove, the support plate is arranged in the groove and the bearing bush is arranged in the groove, and the bearing bush is arranged in the groove and the bearing bush is arranged between the support plate and the support plate. According to the hydraulic generator guide bearing spherical support column structure, the clamping grooves are formed through the first stop block and the second stop block to circumferentially position the support plate, so that the force born by the bolts is reduced, the risk of fracture of the bolts due to uneven long-term stress is reduced, the service life of the support assembly is prolonged, and the failure rate of the support assembly is reduced. In some embodiments, the support assembly further comprises a top plate and a driving member, wherein the top plate is arranged at the upper end of the bracket and is connected with the bracket, and the driving member penetrates through the top plate to be connected with the support plate, so that the driving member drives the support plate to move in the up-down direction. In some embodiments, the support assembly further comprises a connector, the top plate and the bracket are arranged at intervals in the up-down direction, and the top plate is connected with the bracket through the connector. In some embodiments, the plurality of connecting pieces are arranged at intervals along the width direction of the bracket and are arranged between the top plate and the bracket, and the upper end and the lower end of each connecting piece are respectively connected with the top plate and the bracket. In some embodiments, the driving member includes a bolt, a first nut and a second nut, the bolt being threaded on the top plate and connected to the support plate, the first nut and the second nut being threaded on the bolt and the top plate being located between the first nut and the second nut such that the bolt is mounted on the top plate by the first nut and the second nut. In some embodiments, the groove and the clip groove are disposed opposite each other at a radial interval along the rotation axis in a projection plane orthogonal to an axial direction of the rotation axis. In some embodiments, the bearing shell is located in the clip groove in a projection plane orthogonal to a radial direction of the rotational axis. In some embodiments, the width dimension of the clip groove