CN-224214305-U - Wear monitoring and early warning device of fan gear box

CN224214305UCN 224214305 UCN224214305 UCN 224214305UCN-224214305-U

Abstract

The utility model discloses a wear monitoring and early warning device of a fan gear box, which comprises a gear box body, a fixed frame, a fixed seat, a wear detector and an alarm device, wherein the fixed frame is fixedly arranged in the gear box body, a bolt is arranged on the fixed frame, the fixed seat is connected with the fixed frame through the bolt, the wear detector is arranged on the fixed seat and is adjacent to a shaft body in the gear box body, the wear detector is used for detecting the wear degree of the shaft body, the alarm device is arranged outside the gear box body, and the alarm device is electrically connected with the wear detector. The wear monitoring and early warning device for the fan gear box solves the problem that the fan gear box needs to monitor the wear state continuously by manpower in the prior art, realizes automatic early warning of the wear of the fan gear box, and reduces the labor cost of equipment maintenance and the risk of monitoring and omission.

Inventors

ZHENG XIUHUA
MIAO XIAO
LIU SHUAI
WU GAOXIONG
ZHAO ZUOWEI
ZHAO JUNLEI
Wu Pulei
LI DONGJUN
SANG FENGWEN
BAO FENG
ZHANG RONG

Assignees

国家能源集团国源电力有限公司
国家能源集团国源电力有限公司内蒙古分公司

Dates

Publication Date: 20260508
Application Date: 20250708

Claims (10)

1. The wear monitoring and early warning device for the fan gear box is characterized by comprising a gear box body, a fixing frame, a fixing seat, a wear detector and an alarm device, wherein the fixing frame is fixedly arranged in the gear box body, bolts are arranged on the fixing frame, the fixing seat is connected with the fixing frame through the bolts, the wear detector is arranged on the fixing seat and is arranged close to a shaft body in the gear box body, the wear detector is used for detecting the wear degree of the shaft body, the alarm device is arranged outside the gear box body, and the alarm device is electrically connected with the wear detector.
2. The wear monitoring and warning device for a fan gearbox of claim 1, further comprising a securing mechanism, wherein the securing mechanism is configured to secure the warning device to the gearbox body.
3. The device for monitoring and early warning wear of a fan gear box according to claim 2, wherein the fixing mechanism comprises a first fixing ring, a second fixing ring, a fixing frame and a reinforcing ring, wherein the second fixing ring is fixed on the outer surface of the gear box body, the first fixing ring is arranged on the surface of the second fixing ring, the top of the first fixing ring is fixedly connected with one end of the fixing frame, the other end of the fixing frame is sleeved with the reinforcing ring, and the alarm device is sleeved inside the reinforcing ring.
4. The wear monitoring and early warning device for a fan gear box according to claim 3, wherein the fixing frame is of an annular distributed structure.
5. The device for monitoring and early warning the wear of the fan gear box according to claim 3, wherein the fixing mechanism further comprises an external threaded rod and a nut, the external threaded rod is fixed on the surface of the second fixing ring, the external threaded rod penetrates through the first fixing ring, the nut is sleeved with the external threaded rod, and the first fixing ring is attached to the second fixing ring under the limit of the nut.
6. The wear monitoring and early warning device for a fan gear box according to claim 1, further comprising a plurality of reinforcing frames, wherein the reinforcing frames are sleeved outside the gear box body in an equidistant distribution mode.
7. The device for monitoring and early warning wear of a fan gear box according to claim 6, further comprising a limiting frame, wherein the limiting frame is fixed on the outer surface of the gear box body, and the side face of the limiting frame is attached to the reinforcing frame.
8. The fan gearbox wear monitoring and warning device of claim 1, wherein the shaft body is disposed through the gearbox body.
9. The wear monitoring and early warning device for the fan gear box according to claim 8, further comprising a shaft body protection device, wherein the shaft body protection device is sleeved in a shaft body positioned outside the gear box body and is attached to the gear box body.
10. The device for monitoring and early warning the wear of the fan gear box according to claim 9, wherein the shaft body protection device comprises a magnet ring, an iron ring and a protection cover, wherein the magnet ring is sleeved on the shaft body and fixedly arranged on the outer surface of the gear box body, the iron ring is in adsorption connection with the magnet ring, the protection cover is arranged on the iron ring, and the shaft body is arranged on the protection cover in a penetrating mode.

Description

Wear monitoring and early warning device of fan gear box Technical Field The utility model relates to the technical field of fan gear box monitoring, in particular to a wear monitoring and early warning device of a fan gear box. Background The fan gear box has wide application range, for example, in wind power generation, the fan gear box is used as an important mechanical component in a wind generating set, and the main function of the fan gear box is to transmit power generated by a wind wheel under the action of wind power to a generator and enable the power to reach the rotating speed required by power generation. In the actual use process of the fan gear box, because the internal gear can be worn, in order to discover the wear of the gear in time, manual inspection is required to be frequently carried out to monitor the wear state of the gear, the process is time-consuming and labor-consuming, the wear state of the fan gear box cannot be perceived in real time by manual inspection, and sudden faults of the fan gear box are easy to be caused. Disclosure of utility model In order to overcome the defects of the prior art, the utility model provides a wear monitoring and early warning device for a fan gear box, which can be applied to the technical field of fan gear box monitoring. In order to achieve the above object, the present utility model provides the following technical solutions: The wear monitoring and early warning device of the fan gear box comprises a gear box body, a fixing frame, a fixing seat, a wear detector and an alarm device, wherein the fixing frame is fixedly arranged in the gear box body, bolts are arranged on the fixing frame, the fixing seat is connected with the fixing frame through the bolts, the wear detector is arranged on the fixing seat and is arranged adjacent to a shaft body in the gear box body, the wear detector is used for detecting the wear degree of the shaft body, the alarm device is arranged outside the gear box body, and the alarm device is electrically connected with the wear detector. Preferably, the device further comprises a fixing mechanism, wherein the fixing mechanism is used for fixedly arranging the alarm device on the gear box body. Preferably, the fixing mechanism comprises a first fixing ring, a second fixing ring, a fixing frame and a reinforcing ring, wherein the second fixing ring is fixed on the outer surface of the gear box body, the first fixing ring is arranged on the surface of the second fixing ring, the top of the first fixing ring is fixedly connected with one end of the fixing frame, the other end of the fixing frame is sleeved with the reinforcing ring, and the alarm device is sleeved in the reinforcing ring. Preferably, the fixing frame is of an annular distributed structure. Preferably, the fixing mechanism further comprises an external threaded rod and a nut, wherein the external threaded rod is fixed on the surface of the second fixing ring, the external threaded rod penetrates through the first fixing ring, the nut is sleeved with the external threaded rod, and the first fixing ring is attached to the second fixing ring under the limit of the nut. Preferably, the device further comprises a plurality of reinforcing frames, wherein the reinforcing frames are sleeved outside the gear box body in an equidistant distribution mode. Preferably, the device further comprises a limiting frame, wherein the limiting frame is fixed on the outer surface of the gear box body, and the side face of the limiting frame is attached to the reinforcing frame. Preferably, the shaft body is arranged in the gear box body in a penetrating way. Preferably, the device further comprises a shaft body protection device, wherein the shaft body protection device is sleeved in a shaft body positioned outside the gear box body and is attached to the gear box body. Preferably, the shaft body protection device comprises a magnet ring, an iron ring and a protection cover, wherein the magnet ring is sleeved on the shaft body and fixedly arranged on the outer surface of the gear box body, the iron ring is in adsorption connection with the magnet ring, the protection cover is arranged on the iron ring, and the shaft body is arranged on the protection cover in a penetrating mode. According to the wear monitoring and early warning device for the fan gear box, the fixed frame is fixedly arranged in the gear box body, the fixed seat is connected with the fixed frame through the bolts, so that the wear detector on the fixed seat can be accurately arranged at the position adjacent to the shaft body, the wear degree of the shaft body can be monitored in real time, when the wear detector detects abnormality, an alarm device electrically connected with the wear detector through the outside can give an alarm in time, continuous manual monitoring by workers is not needed, and the monitoring efficiency is effectively improved. Drawings Further details, features and advantages of the utilit