Voltage sag monitoring equipment

Abstract

The invention relates to the field of power systems, in particular to voltage sag monitoring equipment which comprises an installation frame, and assemblies are installed at the four corners of the top of the installation frame. A rotating rod is rotationally mounted in the center of the mounting frame, and a rotating driving assembly is mounted in the mounting frame; a connecting frame is arranged at the end of the rotating rod, a movable adjusting plate is arranged in the connecting frame, the four corners of the movable adjusting plate are slidably connected with the connecting frame, and first movable driving assemblies are installed on the outer walls of the two ends of the connecting frame. A sliding opening is formed in the center of the movable adjusting plate, second sliding blocks are arranged at the two ends of the top of the sliding opening, and a second movable driving assembly used for driving the second sliding blocks at the two ends to move is installed on the movable adjusting plate. A clamping frame is arranged at the bottom of the second sliding block, and the bottom end of the clamping frame is connected with a voltage sag detector through a clamping assembly, voltage sag monitoring processing can be effectively and conveniently carried out on a power system, and therefore detection equipment can be conveniently used.

Description

Technical Field

[0001] The invention relates to the field of power systems, and in particular to a voltage sag monitoring device. Background Art

[0002] Voltage sag refers to a power quality problem in which the effective value of voltage in the power system suddenly drops in a short period of time and then quickly returns to normal levels.

[0003] During the power system process, when the power system experiences a voltage sag, it may cause production equipment to shut down, product quality to decline, or even be scrapped. Therefore, it is necessary to set up detection equipment to detect and process the voltage sag in the power system, which will affect the use of the detection equipment. Summary of the invention

[0004] The object of the present invention is to provide a voltage sag monitoring device to solve the problems raised in the above background technology.

[0005] To achieve the above object, the present invention provides the following technical solutions:

[0006] A voltage sag monitoring device comprises a mounting frame, wherein the four corners of the top of the mounting frame are provided with mounting components for facilitating the installation of the device; a rotating rod is rotatably mounted at the center of the mounting frame, and a rotating drive component for driving the rotating rod for rotation is installed inside the mounting frame; a connecting frame is provided at the end of the rotating rod located at the bottom of the mounting frame, and a movable adjustment plate is provided inside the connecting frame, and the four corners of the movable adjustment plate are slidably connected to the connecting frame through guide components, and a first movable drive component for driving the connecting frame to move up and down for azimuth adjustment is installed on the outer walls at both ends of the connecting frame; a sliding opening is provided at the center of the movable adjustment plate, and second sliders are provided at both ends of the top of the sliding opening, and a second movable drive component for driving the second sliders at both ends for movement is installed on the movable adjustment plate; a clamping frame is provided at the bottom of the second slider, and the bottom end of the clamping frame is connected to the voltage sag detector through a clamping component.

[0007] Preferably, the mounting assembly comprises a mounting plate fixedly connected to the side walls at four corners of the mounting frame, and the mounting plate is threadedly connected with mounting bolts.

[0008] Preferably, the rotation drive assembly includes a first motor fixedly connected to the inside of the mounting frame, a driving gear is installed on the motor shaft of the first motor, a driven gear is meshedly connected to the driving gear, and the driven gear is connected to the rotating rod.

[0009] Preferably, the first mobile drive assembly includes a pair of first mounting blocks symmetrically arranged with the outer wall of the connecting frame, a second motor is fixedly mounted on the top first mounting block, a one-way screw is mounted on the motor shaft of the second motor, a first slider is threadedly connected to the one-way screw, and the first slider is connected to the movable adjustment plate through the connecting block.

[0010] Preferably, the second mobile drive component treasure house is a second mounting block symmetrically connected to both ends of the mobile adjustment plate, and a third motor is fixedly arranged on the second mounting block. A bidirectional screw is installed on the motor shaft of the third motor, and both ends of the bidirectional screw are threadedly connected to the second slider.

[0011] Preferably, the clamping assembly includes a clamping frame with clamping screws threadedly connected at both ends, a rotating disk is provided at the end of the clamping screw located outside the clamping frame, and a rotating disk is rotatably connected to the end of the clamping screw located inside the clamping frame.

[0012] Compared with the prior art, the beneficial effects of the present invention are as follows: the present invention drives the second slider to move inwardly through the second mobile driving component, and the second slider synchronously drives the clamping frame to move inwardly, and by placing the voltage sag detector at the bottom of the clamping frame, the voltage sag detector is tightly clamped in cooperation with the clamping component, which can facilitate the rapid installation of the voltage sag detector; the present invention drives the rotating rod to rotate through the rotating driving component, and the rotating rod drives the connecting frame to perform horizontal rotation azimuth adjustment processing, and drives the mobile adjustment plate to perform up and down movement azimuth adjustment through the first mobile driving component, thereby facilitating the adaptability azimuth adjustment processing of the voltage sag detector, and thereby facilitating the monitoring and processing of the voltage sag of the distribution network. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 The figure is a schematic diagram of the overall three-dimensional structure of a voltage sag monitoring device of the present invention.

[0014] Figure 2 The figure is a front view of a voltage sag monitoring device according to the present invention.

[0015] Figure 3 It is a cross-sectional view of a voltage sag monitoring device of the present invention.

[0016] 1. Mounting frame; 2. Mounting plate; 3. Mounting bolt; 4. Rotating rod; 5. First motor; 6. Driving gear; 7. Driven gear; 8. Connecting frame; 9. Moving adjustment plate; 10. Guide rod; 11. Fixed block; 12. First mounting block; 13. Second motor; 14. One-way screw; 15. First slider; 16. Connecting block; 17. Sliding opening; 18. Second mounting block; 19. Third motor; 20. Two-way screw; 21. Second slider; 22. Clamping frame; 23. Clamping screw; 24. Rotating disk; 25. Clamping plate; 26. Voltage sag detector. DETAILED DESCRIPTION

[0017] It should be noted that, in the absence of conflict, the embodiments of the present invention and the features in the embodiments may be combined with each other.

[0018] In order to make the purpose, technical scheme and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be described in detail below with reference to the accompanying drawings. However, it will be appreciated by those skilled in the art that in the embodiments of the present invention, many technical details are provided to enable the reader to better understand the present application. However, even without these technical details and various changes and modifications based on the following embodiments, the technical scheme claimed in the present application can be implemented.

[0019] The present invention will be described in detail below with reference to the accompanying drawings and in conjunction with embodiments.

[0020] See also Figure 1-3 In an embodiment of the present invention, a voltage sag monitoring device includes a mounting frame 1, wherein the four corners of the top of the mounting frame 1 are provided with mounting components for facilitating the installation of the device; a rotating rod 4 is rotatably mounted at the center of the mounting frame 1, and a rotating drive component for driving the rotating rod 4 to rotate is installed inside the mounting frame 1; a connecting frame 8 is provided at the end of the rotating rod 4 located at the bottom of the mounting frame 1, and a movable adjustment plate 9 is provided inside the connecting frame 8, and the four corners of the movable adjustment plate 9 are slidably connected to the connecting frame 8 through guide components, and a first movable drive component for driving the connecting frame 8 to move up and down and adjust the azimuth is installed on the outer walls of both ends of the connecting frame 8; a sliding opening 17 is opened at the center of the movable adjustment plate 9, and second sliders 21 are provided at both ends of the top of the sliding opening 17, and a second movable drive component for driving the second sliders 21 at both ends to move is installed on the movable adjustment plate 9; a clamping frame 22 is provided at the bottom of the second slider 21, and the bottom end of the clamping frame 22 is connected to the voltage sag detector 26 through a clamping component.

[0021] The present invention drives the second slider 21 to move inwardly through the second mobile driving component, and the second slider 21 synchronously drives the clamping frame 22 to move inwardly. By placing the voltage sag detector 26 at the bottom of the clamping frame 22, the voltage sag detector 26 is tightly clamped in cooperation with the clamping component. The rotating rod 4 is driven to rotate by the rotating driving component, and the rotating rod 4 drives the connecting frame 8 to perform horizontal rotation azimuth adjustment. The first mobile driving component drives the mobile adjustment plate 9 to perform up and down movement azimuth adjustment, thereby facilitating the adaptability adjustment of the voltage sag detector 26, thereby facilitating the monitoring of the voltage sag of the distribution network.

[0022] See also Figure 1In one embodiment of the present invention, the mounting assembly includes a mounting plate 2 fixedly connected to the four corner side walls of the mounting frame 1, and the mounting plate 2 is threadedly connected with a mounting bolt 3, which is rotated by manually turning the mounting bolt 3, so that the device can be conveniently installed with bolts, thereby facilitating the use of the device.

[0023] See also Figure 2 In one embodiment of the present invention, the rotation drive assembly includes a first motor 5 fixedly connected to the inside of the mounting frame 1, a driving gear 6 is installed on the motor shaft of the first motor 5, a driven gear 7 is meshedly connected to the driving gear 6, and the driven gear 7 is connected to the rotating rod 4. When the first motor 5 works, the first motor 5 drives the driving gear 6 to drive the meshed driven gear 7 to rotate, and the driven gear 7 can drive the rotating rod 4 to perform horizontal rotation azimuth adjustment processing.

[0024] See also Figure 2 In one embodiment of the present invention, the guide assembly includes a guide rod 10 fixedly connected to the four corners of the top of the connecting frame 8, the bottom of the guide rod 10 is connected to the connecting frame 8 through a fixed block 11, and the guide rod 10 is slidably connected to the movable adjustment plate 9. When the connecting frame 8 is moving, the guide rod 10 guides the movable adjustment plate 9, thereby ensuring that the movable adjustment plate 9 moves smoothly.

[0025] See also Figure 3 In one embodiment of the present invention, the first mobile driving component includes a pair of first mounting blocks 12 symmetrically arranged with the outer wall of the connecting frame 8, a second motor 13 is fixedly mounted on the top first mounting block 12, a one-way screw 14 is mounted on the motor shaft of the second motor 13, a first slider 15 is threadedly connected to the one-way screw 14, the first slider 15 is connected to the movable adjustment plate 9 through a connecting block 16, and the second motor 13 works, the second motor 13 drives the one-way screw 14 to rotate, the one-way screw 14 drives the threaded first slider 15 to move up and down, and the first slider 15 drives the movable adjustment plate 9 to move synchronously through the connecting block 16.

[0026] See also Figure 3 In one embodiment of the present invention, the second mobile drive component treasure house is symmetrically connected to the second mounting block 18 at both ends of the mobile adjustment plate 9, and a third motor 19 is fixedly arranged on the second mounting block 18. A bidirectional screw 20 is installed on the motor shaft of the third motor 19. Both ends of the bidirectional screw 20 are threadedly connected to the second slider 21. The third motor 19 works, and the third motor 19 drives the bidirectional screw 20 to rotate, and the bidirectional screw 20 drives the threaded second slider 21 to perform mobile azimuth adjustment processing.

[0027] See also Figure 3In one embodiment of the present invention, the clamping assembly includes a clamping frame 22 with clamping screws 23 threadedly connected at both ends, a rotating disk 24 is provided at the end of the clamping screw 23 located on the outside of the clamping frame 22, and the end of the clamping screw 23 located on the inside of the clamping frame 22 is rotatably connected to the rotating disk 24. By manually rotating the rotating disk 24, the rotating disk 24 drives the clamping screw 23 to rotate and move inward, and the clamping screw 23 drives the clamping plate 25 to achieve stable clamping of the voltage sag detector 26.

[0028] Working principle: The present invention works through the first motor 5, the first motor 5 drives the driving gear 6 to drive the meshing driven gear 7 to rotate, the driven gear 7 can drive the rotating rod 4 to adjust the horizontal rotation position, the rotating rod 4 drives the connecting frame 8 to adjust the rotation position, and the second motor 13 works, the second motor 13 drives the one-way screw 14 to rotate, the one-way screw 14 drives the threaded first slider 15 to move, and the first slider 15 drives the mobile adjustment plate 9 to move up and down under the guidance of the guide assembly through the connecting block 16. The third motor 19 works, the third motor 19 drives the bidirectional screw 20 to rotate, the bidirectional screw 20 drives the threaded second slider 21 to move inward, the second slider 21 rotates and moves inward through the clamping frame 22, and cooperates with the manual rotation of the rotating disk 24. The rotating disk 24 drives the clamping screw 23 to rotate and move inward, and the clamping screw 23 drives the clamping plate 25 to achieve stable clamping of the voltage sag detector 26, so that the voltage sag detector 26 can be conveniently adjusted in terms of applicability, and the voltage sag can be conveniently monitored.

[0029] It will be apparent to those skilled in the art that the invention is not limited to the details of the exemplary embodiments described above and that the invention can be implemented in other specific forms without departing from the spirit or essential features of the invention. Therefore, the embodiments should be considered exemplary and non-limiting in all respects, and the scope of the invention is defined by the appended claims rather than the foregoing description, and it is intended that all variations falling within the meaning and scope of the equivalent elements of the claims be included in the invention. Any reference numeral in a claim should not be considered as limiting the claim to which it relates.

Claims

1. A voltage sag monitoring device, comprising a mounting frame, characterized in that: The four corners of the top of the installation frame are provided with installation components to facilitate the installation of the equipment; A rotating rod is rotatably mounted at the center of the mounting frame, and a rotating driving assembly for driving the rotating rod to rotate is installed inside the mounting frame; A connecting frame is provided at the end of the rotating rod at the bottom of the mounting frame, a movable adjustment plate is provided inside the connecting frame, and the four corners of the movable adjustment plate are slidably connected to the connecting frame through a guide assembly, and a first movable driving assembly for driving the connecting frame to move up and down and adjust the azimuth is installed on the outer walls at both ends of the connecting frame; A sliding opening is provided at the center of the movable adjustment plate, and second sliders are provided at both ends of the top of the sliding opening. A second movable driving component for driving the second sliders at both ends to move is installed on the movable adjustment plate; A clamping frame is provided at the bottom of the second sliding block, and the bottom end of the clamping frame is connected to the voltage sag detector through a clamping component.

2. A voltage sag monitoring device according to claim 1, characterized in that: The mounting assembly comprises a mounting plate fixedly connected to the side walls at four corners of the mounting frame, and mounting bolts are threadedly connected to the mounting plate.

3. The voltage sag monitoring device according to claim 1, characterized in that: The rotation driving assembly comprises a first motor fixedly connected to the inside of the mounting frame, a driving gear is mounted on the motor shaft of the first motor, a driven gear is meshedly connected to the driving gear, and the driven gear is connected to the rotating rod.

4. The voltage sag monitoring device according to claim 1, characterized in that: The guide assembly comprises guide rods fixedly connected to the four corners of the top of the connecting frame, the bottom of the guide rods is connected to the connecting frame through a fixed block, and the guide rods are slidably connected to the movable adjustment plate.

5. The voltage sag monitoring device according to claim 1, characterized in that: The first mobile driving component includes a pair of first mounting blocks symmetrically arranged with the outer wall of the connecting frame, a second motor is fixedly mounted on the top first mounting block, a one-way screw is mounted on the motor shaft of the second motor, a first slider is threadedly connected to the one-way screw, and the first slider is connected to the movable adjustment plate through the connecting block.

6. The voltage sag monitoring device according to claim 1, characterized in that: The second mobile drive component treasure house is symmetrically connected to the second mounting block at both ends of the mobile adjustment plate, and a third motor is fixedly arranged on the second mounting block. A bidirectional screw is installed on the motor shaft of the third motor, and both ends of the bidirectional screw are threadedly connected to the second slider.

7. The voltage sag monitoring device according to claim 1, characterized in that: The clamping assembly comprises a clamping screw at both ends of a clamping frame being threadedly connected, a rotating disk being arranged at the end of the clamping screw located outside the clamping frame, and a rotating disk being rotatably connected at the end of the clamping screw located inside the clamping frame.

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