CN218937560U

CN218937560U - Large-scale hydroelectric generating set operation monitoring assembly

Info

Publication number: CN218937560U
Application number: CN202320002555.4U
Authority: CN
Inventors: 丁福聪; 钱伦荣; 段燕琼; 阿富祥
Original assignee: Yunnan Datang International Lixian River Basin Hydropower Development Co ltd
Current assignee: Yunnan Datang International Lixian River Basin Hydropower Development Co ltd
Priority date: 2023-01-03
Filing date: 2023-01-03
Publication date: 2023-04-28
Anticipated expiration: 2033-01-03

Abstract

The utility model provides a large-scale hydroelectric generating set operation monitoring assembly, which relates to the technical field of generating set operation monitoring and comprises a monitor, wherein one side of the monitor is fixedly connected with a data wire, the other end of the data wire is movably connected with a vibration sensor, the bottom of the vibration sensor is fixedly provided with a connection reinforcing plate, and the corners of the connection reinforcing plate are respectively connected with a fixing screw rod in a threaded manner. According to the utility model, the vibration sensor is directly deployed on the outer surface of the generator set through the connecting reinforcing plate and the fixing screw rod, the vibration frequency of the generator set is monitored in real time by matching with the transmission block at the bottom, meanwhile, the vibration amplitude is also monitored by the light emitter, and the light emitted by the light emitter is directly emitted to the receiving plate, so that the vibration amplitude of the generator set is fed back in real time, and an operator can judge the external state of the generator set, so that part of hidden dangers outside the generator set can be found in time.

Description

Large-scale hydroelectric generating set operation monitoring assembly

Technical Field

The utility model relates to the field of generator set operation monitoring, in particular to an operation monitoring assembly of a large-scale hydroelectric generator set.

Background

The generator set operation monitoring is to collect and monitor real-time data of the physical and chemical characteristics of the electric and mechanical equipment in the operation state, so as to establish a correct information and data processing system.

In the prior art, for example, the Chinese patent number is: the utility model provides a "generating set operation rotational speed monitoring devices" of CN207454106U, includes the generator, the one end of generator is equipped with the pivot, the one end outside joint that the generator was kept away from to the pivot has clamping device, clamping device includes two sets of chucking boards, connecting plate, regulating plate, regulation steel ball, gag lever post and limit baffle, the both ends of two sets of chucking boards all are equipped with flexible chamber, and the both ends of two sets of chucking boards link together through the connecting plate, and the both ends outside of two sets of connecting plates all are equipped with two sets of gag lever posts perpendicularly, and the exit in flexible chamber is equipped with limit baffle with gag lever post matched with, and the both ends of two sets of connecting plates all are equipped with the regulating plate, a set of be equipped with laser emitter on the chucking board, be equipped with laser receiver directly ahead, laser receiver's fixedly connected with is fixed at L shape support. The device has the advantages of simple structure, convenient manufacture, low cost, intuitiveness, high measurement precision, accurate result and convenient installation.

However, in the prior art, the monitoring component is generally required to monitor a specific state of the generator set during operation, but the current common monitoring component is generally inconvenient to monitor an external state of the generator set, when the vibration amplitude and the frequency of the generator set are too large, the stability of each structure inside the generator set may be affected, and if the information is not detected timely, the normal operation of the generator set may be directly affected.

Disclosure of Invention

The utility model aims to solve the problems that a monitoring component in the prior art generally needs to monitor the specific state of a generator set when the generator set works, but the current common monitoring component is generally inconvenient to monitor the external state of the generator set, when the vibration amplitude and the frequency of the generator set are too large, the stability of each structure in the generator set can be possibly influenced, and if the information is not detected in time, the normal operation of the generator set can be possibly directly influenced.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the operation monitoring assembly of the large-scale hydroelectric generating set comprises a monitor, wherein one side of the monitor is fixedly connected with a data wire, and the other end of the data wire is movably connected with a vibration sensor;

the bottom fixed mounting of vibration inductor has the connection gusset plate, the equal threaded connection in corner of connection gusset plate has fixing screw, the connection gusset plate passes through the screw hole the bottom fixed mounting of connection gusset plate has the drive block, the bottom overlap joint of drive block is on generating set's outer wall, fixing screw's one end threaded connection is on generating set's outer wall, fixed mounting has the light emitter on the outer wall of vibration inductor, the one end swing joint of monitor has the switching box, one side of switching box is provided with the receiver plate, light emitter and receiver plate are located same straight line.

Preferably, the bottom fixedly connected with bracing piece of switching box, the bottom sliding connection of bracing piece has the cavity to support the base.

Preferably, a limit lock catch is fixedly arranged on one side of the hollow support base, and a limit hole is formed in the support rod.

Preferably, a docking platform is fixedly installed on the outer wall of the transfer box body, and an accommodating groove is formed in the docking platform.

Preferably, a light barrier is fixedly arranged on one side of the receiving plate, and an abutting plate is fixedly arranged on one side of the light barrier.

Preferably, one end of the butt joint plate is inserted into the accommodating groove, and the wiring terminal of the receiving plate is movably connected with the wiring terminal of the monitor.

Compared with the prior art, the utility model has the advantages and positive effects that,

1. according to the utility model, the vibration sensor is directly deployed on the outer surface of the generator set through the connecting reinforcing plate and the fixing screw, the vibration frequency of the generator set is monitored in real time by matching with the transmission block at the bottom, meanwhile, the vibration amplitude is also monitored by the light emitter, the light emitted by the light emitter is directly emitted to the receiving plate, so that the vibration amplitude of the generator set is fed back in real time, and the vibration frequency and the vibration amplitude are simultaneously transmitted to the monitor, so that an operator can judge the external state of the generator set, and partial hidden dangers outside the generator set can be found in time.

2. According to the utility model, the height of the switching box body can be adjusted at any time through the cooperation of the supporting rods and the hollow supporting base, and the position of the receiving plate can be freely set through the adjustment of the height of the switching box body, so that the deployment position of the connecting reinforcing plate is not limited, and an operator can conveniently install the vibration sensor at each part of the generator set for monitoring.

Drawings

Fig. 1 is a schematic perspective view of a large-scale hydroelectric generating set operation monitoring assembly according to the present utility model;

fig. 2 is a schematic diagram of a vibration sensor of a large-scale hydroelectric generating set operation monitoring assembly according to the present utility model;

fig. 3 is a schematic diagram of a monitor structure of a large-scale hydroelectric generating set operation monitoring assembly according to the present utility model;

fig. 4 is a schematic diagram of a receiving plate structure of an operation monitoring assembly of a large-scale hydroelectric generating set according to the present utility model.

Legend description:

1. a vibration sensor; 2. a monitor; 3. a data line; 4. a transfer box body; 5. connecting a reinforcing plate; 6. a transmission block; 7. a fixed screw; 8. a light emitter; 9. a docking platform; 10. an accommodating groove; 11. a support rod; 12. a hollow support base; 13. limiting lock catches; 14. a limiting hole; 15. a light barrier; 16. a receiving plate; 17. and an abutting plate.

Detailed Description

In order that the above objects, features and advantages of the utility model will be more clearly understood, a further description of the utility model will be rendered by reference to the appended drawings and examples. It should be noted that, in the case of no conflict, the embodiments of the present application and the features in the embodiments may be combined with each other.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, however, the present utility model may be practiced otherwise than as described herein, and therefore the present utility model is not limited to the specific embodiments of the disclosure that follow.

The embodiment 1, as shown in fig. 1, fig. 2 and fig. 4, the utility model provides a large-scale hydroelectric generating set operation monitoring assembly, which comprises a monitor 2, wherein one side of the monitor 2 is fixedly connected with a data wire 3, the other end of the data wire 3 is movably connected with a vibration sensor 1, the bottom of the vibration sensor 1 is fixedly provided with a connecting reinforcing plate 5, the corners of the connecting reinforcing plate 5 are respectively connected with a fixing screw 7 in a threaded manner, the connecting reinforcing plate 5 is fixedly provided with a transmission block 6 through the bottom of the threaded hole, the bottom of the transmission block 6 is lapped on the outer wall of a generating set, one end of the fixing screw 7 is in threaded connection with the outer wall of the generating set, the outer wall of the vibration sensor 1 is fixedly provided with a light emitter 8, one end of the monitor 2 is movably connected with a transfer box 4, one side of the transfer box 4 is provided with a receiving plate 16, and the light emitter 8 and the receiving plate 16 are positioned on the same straight line.

The specific arrangement and function of the present embodiment will be specifically described below: the vibration sensor 1 is connected to the outer wall of the generator set through the fixing screw 7 connected with the corner of the reinforcing plate 5, when the generator set operates, the whole vibration frequency and amplitude are directly transmitted to the vibration sensor 1 through the transmission block 6, the vibration frequency is directly transmitted to the monitor 2 through the data wire 3, the vibration amplitude can influence the state of the light emitting device 8, the light emitting device 8 and the generator set are kept in the same frequency and same amplitude state in the process of vibration of the generator set, therefore, light emitted by the light emitting device 8 moves in the same mode, finally, the falling point on the receiving plate 16 changes, the distance between the falling points is calculated, the data of the vibration amplitude can be obtained, the two data are directly transmitted to the monitor 2 for observation by operators, if the frequency is greatly fluctuated, the problem that the operation fault possibly occurs inside the monitor is represented, and if the amplitude is too large, the device for fixing the generator set is possibly loose.

Embodiment 2, as shown in fig. 1, fig. 2, fig. 3 and fig. 4, the bottom fixedly connected with bracing piece 11 of switching box 4, the bottom sliding connection of bracing piece 11 has cavity supporting base 12, one side fixed mounting of cavity supporting base 12 has spacing hasp 13, spacing hole 14 has been seted up to the inside of bracing piece 11, fixed mounting has docking platform 9 on the outer wall of switching box 4, accommodation groove 10 has been seted up to docking platform 9's inside, one side fixed mounting of receiving plate 16 has light barrier 15, one side fixed mounting of light barrier 15 has docking plate 17, the inside at accommodation groove 10 is pegged graft to one end of docking plate 17, swing joint between the wiring end of receiving plate 16 and the wiring end of monitor 2.

The whole embodiment achieves the effects that one side of the receiving plate 16 is sealed by the light barrier 15, only one side is used for receiving the light of the light emitter 8, when the receiving plate 16 is installed, the abutting plate 17 is inserted into the accommodating groove 10, the abutting plate 17 is fixed by the limiting screw on the abutting platform 9, the switching box body 4 is connected with the hollow supporting base 12 through the supporting rod 11, when the position of the receiving plate 16 needs to be changed, the limiting lock catch 13 can be pulled out of the supporting rod 11, then the supporting rod 11 is lifted or pressed down, so that the supporting rod 11 moves in the hollow supporting base 12, and after the supporting rod moves to a target position, the limiting lock catch 13 is reinserted into the limiting hole 14, and the supporting rod 11 can be limited.

The application method and the working principle of the device are as follows: when the vibration sensor 1 is used, the vibration sensor 1 is connected to the outer wall of the generator set through the fixing screw 7 connected with the corner of the reinforcing plate 5, when the generator set works, the whole vibration frequency and amplitude can be directly transmitted to the vibration sensor 1 through the transmission block 6, the vibration frequency can be directly transmitted to the monitor 2 through the data wire 3, the vibration amplitude can directly change the state of the light emitter 8, the light emitted by the light emitter 8 can move at the falling point on the receiving plate 16, the distance of the movement of the falling point is calculated to obtain the data of the vibration amplitude, one side of the receiving plate 16 is sealed by the light barrier 15, only one side is used for receiving the light of the light emitter 8, the two data are directly transmitted to the monitor 2 for observation by operators, if the frequency is greatly fluctuated, the problem that the operation fault possibly occurs in the inside of the generator set is represented, if the amplitude is too large, the device for fixing the generator set is loose, when the position of the receiving plate 16 is required to be changed, the limit 13 can be pulled out from the supporting rod 11, then the supporting rod 11 is lifted or pushed down, the supporting rod 11 is enabled to be pushed down, the position of the hollow supporting plate 12 is not to be inserted into the limit position of the supporting rod, and the limit position can be deployed in the hollow position limiting position of the supporting plate 13, and the limit position can be deployed in the position limiting position is limited by the supporting rod is replaced by the hollow position limiting plate, and the position is limited position 13.

The present utility model is not limited to the above-mentioned embodiments, and any equivalent embodiments which can be changed or modified by the technical content disclosed above can be applied to other fields, but any simple modification, equivalent changes and modification made to the above-mentioned embodiments according to the technical substance of the present utility model without departing from the technical content of the present utility model still belong to the protection scope of the technical solution of the present utility model.

Claims

1. The utility model provides a large-scale hydroelectric generating set operation monitoring assembly which characterized in that: the device comprises a monitor (2), wherein one side of the monitor (2) is fixedly connected with a data line (3), and the other end of the data line (3) is movably connected with a vibration sensor (1);

the bottom of the vibration sensor (1) is fixedly provided with a connecting reinforcing plate (5), the corners of the connecting reinforcing plate (5) are respectively connected with a fixing screw rod (7) in a threaded manner, the bottom of the connecting reinforcing plate (5) is fixedly provided with a transmission block (6) through a threaded hole, the bottom of the transmission block (6) is lapped on the outer wall of the generator set, one end threaded connection of dead screw (7) is on generating set's outer wall, fixed mounting has light emitter (8) on the outer wall of vibration sensor (1), one end swing joint of monitor (2) has switching box (4), one side of switching box (4) is provided with receiving plate (16), light emitter (8) are located same straight line with receiving plate (16).

2. The large hydroelectric generating set operation monitoring assembly according to claim 1, wherein: the bottom of switching box (4) fixedly connected with bracing piece (11), the bottom sliding connection of bracing piece (11) has cavity support base (12).

3. The large hydroelectric generating set operation monitoring assembly according to claim 2, wherein: one side of the hollow support base (12) is fixedly provided with a limit lock catch (13), and a limit hole (14) is formed in the support rod (11).

4. A large hydroelectric generating set operation monitoring assembly according to claim 3 and wherein: the adapter box is characterized in that a butt joint platform (9) is fixedly installed on the outer wall of the adapter box body (4), and an accommodating groove (10) is formed in the butt joint platform (9).

5. The large hydroelectric generating set operation monitoring assembly according to claim 1, wherein: one side of the receiving plate (16) is fixedly provided with a light barrier (15), and one side of the light barrier (15) is fixedly provided with an abutting plate (17).

6. The large hydroelectric generating set operation monitoring assembly according to claim 5, wherein: one end of the butt joint plate (17) is inserted into the accommodating groove (10), and the wiring end of the receiving plate (16) is movably connected with the wiring end of the monitor (2).