Electric equipment fault detection device

Abstract

The utility model belongs to the technical field of electric equipment fault detection, particularly relates to an electric equipment fault detection device, and aims to solve the problems that the detection mode adopted by the conventional detection device is relatively traditional, for example, whether a motor rotor is eccentric or not is detected by a handheld detection device, and the operation is complicated. According to the technical scheme, the device comprises a working plate, four supporting legs are arranged at the bottom of the working plate, a circular groove is formed in the top of the working plate, a vertical shaft is rotationally installed in the center of the circular groove, and a circular plate is installed at the top end of the vertical shaft; the four supporting structures are used for placing motors and are rotationally mounted at the top of the circular plate; and the rotating mechanism is mounted at the bottom of the working plate, and the vertical shaft is matched with the rotating mechanism. According to the utility model, the structure is simple, the motor can be detected through the ultrasonic detector, the motor can be automatically adjusted by 360 degrees, and the purpose of automatic detection is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to electric equipment fault detection technical field especially electric equipment fault detection device. BACKGROUND

[0002] In industrial occasions, manufacturing industry, household electrical appliances and other electric occasions, the normal operation of electric equipment is related to the smooth operation of the whole system. If the electric equipment fault is not discovered in time, it will bring serious consequences.

[0003] Publication No. CN209911469U discloses a kind of electric equipment fault detection device, and the device includes: alternating current contactor, it is arranged between alternating current power supply and electric equipment, for controlling the connection and disconnection between the alternating current power supply and the electric equipment;Current transformer is arranged on the main power supply line of the electric equipment, for detecting the current flowing through the main power supply line;Main controller is connected with the alternating current contactor and the current transformer respectively, for controlling the operation of the alternating current contactor, receives the detection result of the current transformer to carry out fault judgment. The device can determine whether the electric equipment is current through by judging the current transformer, and further determine whether the electric equipment is fault by controlling the state of electric equipment after alternating current contactor connection. The detection method used in the existing disclosed detection device is more traditional, if the eccentricity of motor rotor eccentricity is detected, handheld detection device is usually used for detection, and the operation is complex. UTILITY MODEL CONTENT

[0004] The utility model aims at solving the shortcoming that the detection method used in existing detection device is more traditional, for example, the eccentricity of motor rotor eccentricity is detected, handheld detection device is usually used for detection, and the operation is complex, and presents electric equipment fault detection device.

[0005] In order to realize the above-mentioned purpose, the utility model adopts the following technical scheme:

[0006] The electric equipment fault detection device of the utility model, including:

[0007] Workbench, the bottom of the workbench is provided with four support legs, the top of the workbench is provided with a circular groove, a vertical shaft is rotatably installed at the center of the circular groove, and a circular plate is installed at the top of the vertical shaft;

[0008] Four support structures are used for placing motors and are rotatably installed at the top of the circular plate.

[0009] Rotary mechanism, installed at the bottom of workbench, the vertical shaft cooperates with rotary mechanism;

[0010] Detection mechanism, installed at the top of workbench.

[0011] Preferably, the rotating mechanism comprises a servo motor, the servo motor is installed at the bottom of the working plate, a driving gear is installed on the output shaft of the servo motor, a driven gear is installed at the bottom end of the vertical shaft, and the driving gear is engaged with the driven gear.

[0012] Preferably, the bottom of the circular plate is fixedly installed with four supporting rods, the bottom of each of the four supporting rods is embedded with a ball, and each of the four balls is in sliding connection with the inner wall of the bottom of the circular groove.

[0013] Preferably, the detection mechanism comprises a fixed plate, the fixed plate is fixedly installed at the top of the working plate, an ultrasonic detector is installed at the inner side of the fixed plate, and a controller is installed at the outer side of the fixed plate.

[0014] Preferably, the supporting structure comprises a supporting disc, a passive rod is fixedly installed at the bottom of the supporting disc, the passive rod is rotatably installed on the circular plate through a bearing, and a rubber ring is arranged on the inner wall of the supporting disc.

[0015] Preferably, the bottom end of the passive rod is fixedly installed with a driven gear, a stepper motor is fixedly installed on the inner wall of the bottom of the circular groove, a driving gear is fixedly installed on the output shaft of the stepper motor, and the driving gear is engaged with the driven gear.

[0016] Compared with the prior art, the utility model has the advantages of the following:

[0017] The motor is placed in the inside of the supporting disc, the rubber ring can improve the friction force of the motor, the servo motor drives the driving gear to rotate, the driving gear drives the vertical shaft to rotate through the driven gear, the vertical shaft drives the circular plate to rotate, the circular plate drives the supporting disc to do annular motion, the rotation of the supporting disc drives the position of the ultrasonic detector, the motor is detected through the ultrasonic detector, the driven gear is engaged with the driving gear, the stepper motor drives the supporting disc to rotate through the driving gear and the driven gear, the motor is rotated by 360 DEG under the driving of the supporting disc, the motor can be comprehensively detected, after detection, the motor is taken away, another motor is detected, manual detection of the staff is avoided, and the use effect is good.

[0018] The utility model discloses simple structure, through ultrasonic detector can detect motor, can carry out automatic and 360 DEG angle adjustment to motor, realizes the purpose of automatic detection. ACCURACY OF DRAWINGS

[0019] Figure 1This is a schematic diagram of the structure of the electrical equipment fault detection device proposed in this utility model;

[0020] Figure 2 This is a cross-sectional view of the electrical equipment fault detection device proposed in this utility model;

[0021] Figure 3 This is a top view of the circular plate and four supporting discs proposed in this utility model.

[0022] Figure 4 This is a bottom view of the circular plate, four passive gears, stepper motor, and driving gear proposed in this utility model.

[0023] Figure 5 This is a schematic diagram of the support plate and motor proposed in this utility model.

[0024] In the diagram: 1. Working plate; 2. Circular groove; 3. Vertical shaft; 4. Driven gear; 5. Servo motor; 6. Drive gear; 7. Circular plate; 8. Support rod; 9. Ball bearing; 10. Support plate; 11. Rubber ring; 12. Passive rod; 13. Passive gear; 14. Fixing plate; 15. Ultrasonic detector; 16. Linear motor; 17. Controller; 18. Drive gear; 19. Stepper motor; 20. Motor. Detailed Implementation

[0025] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present utility model. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments.

[0026] Example 1

[0027] Reference Figures 1-5 The electrical equipment fault detection device includes a working plate 1, four support structures, a rotating mechanism, and a detection mechanism. The bottom of the working plate 1 is provided with four support legs, and the top of the working plate 1 is provided with a circular groove 2. A vertical shaft 3 is rotatably installed at the center of the circular groove 2, and a circular plate 7 is installed at the top of the vertical shaft 3. The four support structures are used to place the motor 20 and are rotatably installed on the top of the circular plate 7. The rotating mechanism is installed at the bottom of the working plate 1, and the vertical shaft 3 cooperates with the rotating mechanism. The detection mechanism is installed at the top of the working plate 1.

[0028] Reference Figure 1 , Figure 2 In this embodiment, the rotating mechanism includes a servo motor 5, which is mounted on the bottom of the working plate 1. A drive gear 6 is mounted on the output shaft of the servo motor 5, and a driven gear 4 is mounted on the bottom end of the vertical shaft 3. The drive gear 6 meshes with the driven gear 4.

[0029] ReferenceFigure 2 In this embodiment, four support rods 8 are fixedly installed at the bottom of the circular plate 7. Each of the four support rods 8 has a ball bearing 9 embedded in its bottom. Each of the four ball bearings 9 is slidably connected to the bottom inner wall of the circular groove 2. The circular plate 7 is supported by the four support rods 8, and the ball bearings 9 can reduce the sliding connection between the support rods 8 and the bottom inner wall of the circular groove 2.

[0030] Reference Figure 1 , Figure 2 In this embodiment, the detection mechanism includes a fixing plate 14, which is fixedly installed on the top of the working plate 1. An ultrasonic detector 15 is installed on the inner side of the fixing plate 14, and a controller 17 is installed on the outer side of the fixing plate 14.

[0031] Reference Figure 2 , Figure 3 , Figure 5 In this embodiment, the support structure includes a support disk 10, a passive rod 12 is fixedly installed at the bottom of the support disk 10, the passive rod 12 is rotatably mounted on the circular plate 7 through a bearing, and a rubber ring 11 is provided on the inner wall of the support disk 10; the motor 20 is placed inside the support disk 10, and the rubber ring 11 can increase the friction force on the motor 20.

[0032] Reference Figure 4 In this embodiment, a passive gear 13 is fixedly installed at the bottom end of the passive rod 12, a stepper motor 19 is fixedly installed on the bottom inner wall of the circular groove 2, and an active gear 18 is fixedly installed on the output shaft of the stepper motor 19. The active gear 18 meshes with the passive gear 13.

[0033] In operation, when using the device, the power supply and controller 17 are connected, and the motor 20 is placed inside the support plate 10. The rubber ring 11 increases the friction on the motor 20. The servo motor 5 drives the drive gear 6 to rotate, and the drive gear 6 drives the vertical shaft 3 to rotate through the driven gear 4. The vertical shaft 3 drives the circular plate 7 to rotate, and the circular plate 7 drives the support plate 10 to make a circular motion. The support plate 10 rotates 90 degrees and moves to move the position of the ultrasonic detector 15. The ultrasonic detector 15 detects the motor 20. The passive gear 13 meshes with the active gear 18, and the stepper motor 19 drives the support plate 10 to rotate through the cooperation of the active gear 18 and the passive gear 13. The support plate 10 drives the motor 20 to rotate 360°, which can perform a comprehensive test on the motor 20. After the test is completed, the tested motor 20 is taken away to test another motor 20, avoiding manual testing by the staff and providing good results.

[0034] Example 2

[0035] In this embodiment, the difference between Embodiment 2 and Embodiment 1 is that the ultrasonic detector 15 is slidably mounted on the inner side of the fixed plate 14 by means of a slide rail. Two linear motors 16 are fixedly mounted on the top of the working plate 1. The output shafts of the two linear motors 16 are fixedly mounted to the bottom of the ultrasonic detector 15. The ultrasonic detector 15 is pushed by the two linear motors 16 to adjust its height. All structures in this application can be selected in terms of material and length according to actual use. The attached drawings are schematic structural diagrams, and the actual dimensions can be adjusted appropriately.

[0036] The above description is only a preferred embodiment of the present utility model, but the protection scope of the present utility model is not limited thereto. Any equivalent substitutions or changes made by those skilled in the art within the technical scope disclosed in the present utility model, based on the technical solution and the inventive concept of the present utility model, should be included within the protection scope of the present utility model.

Claims

1. A fault detection device for electrical equipment, characterized in that, include: The work plate (1) has four support legs at its bottom and a circular groove (2) at its top. A vertical shaft (3) is rotatably installed at the center of the circular groove (2) and a circular plate (7) is installed at the top of the vertical shaft (3). Four support structures are used to house the motor (20), which is rotatably mounted on the top of the circular plate (7); A rotating mechanism is installed at the bottom of the working plate (1), and the vertical shaft (3) cooperates with the rotating mechanism; The testing mechanism is installed on top of the work plate (1); The rotating mechanism includes a servo motor (5), which is mounted on the bottom of the work plate (1). A drive gear (6) is mounted on the output shaft of the servo motor (5), and a driven gear (4) is mounted on the bottom end of the vertical shaft (3). The drive gear (6) meshes with the driven gear (4).

2. The electrical equipment fault detection device according to claim 1, characterized in that, Four support rods (8) are fixedly installed at the bottom of the circular plate (7). Each of the four support rods (8) has a ball bearing (9) embedded in its bottom. Each of the four ball bearings (9) is slidably connected to the bottom inner wall of the circular groove (2).

3. The electrical equipment fault detection device according to claim 1, characterized in that, The detection mechanism includes a fixing plate (14), which is fixedly installed on the top of the working plate (1), and an ultrasonic detector (15) is installed on the inner side of the fixing plate (14).

4. The electrical equipment fault detection device according to claim 1, characterized in that, The support structure includes a support plate (10), a passive rod (12) is fixedly installed at the bottom of the support plate (10), the passive rod (12) is rotatably mounted on the circular plate (7) by a bearing, and a rubber ring (11) is provided on the inner wall of the support plate (10).

5. The electrical equipment fault detection device according to claim 4, characterized in that, A passive gear (13) is fixedly installed at the bottom end of the passive rod (12), a stepper motor (19) is fixedly installed on the bottom inner wall of the circular groove (2), and an active gear (18) is fixedly installed on the output shaft of the stepper motor (19). The active gear (18) meshes with the passive gear (13).

6. The electrical equipment fault detection device according to claim 3, characterized in that, A controller (17) is mounted on the outside of the fixing plate (14).

Images