CN218272551U

CN218272551U - Power distribution network fault monitoring and positioning device

Info

Publication number: CN218272551U
Application number: CN202221332139.2U
Authority: CN
Inventors: 吴浩然; 江晁雁; 赖佳
Original assignee: Sichuan Zhonghe Hengye Technology Co ltd
Current assignee: Sichuan Zhonghe Hengye Technology Co ltd
Priority date: 2022-05-31
Filing date: 2022-05-31
Publication date: 2023-01-10
Anticipated expiration: 2032-05-31

Abstract

The utility model relates to the technical field of power grid fault monitoring, in particular to a power distribution network fault monitoring and positioning device, which comprises a protection box and a detection device arranged inside the protection box; both sides of the protection box are communicated with vent pipes, and the inner sides of the two vent pipes are provided with dust screens; a rotating pipe is rotatably arranged between the two vent pipes, fan blades are arranged at two ends of the rotating pipe, and a power assembly A for driving the rotating pipe to rotate is arranged in the protection box; two rotating rollers are movably arranged on the inner side of the rotating pipe, the outer ends of the two rotating rollers are connected with mounting rods, and bristles are arranged on the mounting rods; the inner end parts of the two rotating rollers are connected with connecting sliding rods, and the rotating pipe is provided with a power assembly B for driving the two connecting sliding rods to mutually approach or keep away. The utility model discloses a drive brush hair rotates the contact with the dust screen to can clear up the dust screen, cooperate the mode of reverse blowing, promote the clean effect to the dust screen.

Description

Power distribution network fault monitoring and positioning device

Technical Field

The utility model relates to a power grid fault monitoring technology field especially relates to a power distribution network fault monitoring positioner.

Background

The power distribution network is composed of overhead lines, cables, towers, distribution transformers, isolating switches, reactive compensators, a plurality of accessory facilities and the like, plays a role in distributing electric energy in a power network, is classified according to the functions of power supply areas and can be divided into an urban power distribution network, a rural power distribution network, a factory power distribution network and the like, in an urban power grid system, a main network refers to a power grid with a voltage grade of 110KV and above, mainly plays a role in connecting a regional high-voltage (220 KV and above) power grid, and a power distribution network refers to a power grid with a voltage grade of 35KV and below, and is used for supplying power to each power distribution station and various power loads in a city.

Distribution network monitoring facilities generally installs the interval and carries out the district monitoring on the shaft tower, and these monitoring facilities need use the monitoring case to carry out guard work, expose in the air when using because of the monitoring case, generally adopt the dust screen to prevent dust the monitoring case, and its surface can accumulate a large amount of dusts after the long-time use of dust screen, and then can influence monitoring facilities's heat dissipation, generally need artifical manual clearance dust screen, and the operation is comparatively loaded down with trivial details.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the technical problem who exists in the background art, the utility model provides a power distribution network fault monitoring positioner.

The technical scheme of the utility model: a power distribution network fault monitoring and positioning device comprises a protection box and a detection device arranged in the protection box; the bottom end of the protection box is provided with a bracket; the two sides of the protection box are both communicated with and provided with vent pipes, the inner sides of the two vent pipes are both provided with dust screens, and the centers of the two dust screens are both provided with circular rings; a rotating pipe is rotatably arranged between the two vent pipes, fan blades are arranged at two ends of the rotating pipe, and a power assembly A for driving the rotating pipe to rotate is arranged in the protection box; two rotating rollers are movably arranged on the inner side of the rotating pipe, the outer ends of the two rotating rollers respectively and movably penetrate through the circular rings on the two sides and are respectively connected with an installation rod, and bristles are arranged on the installation rods; the inner end parts of the two rotating rollers are connected with connecting sliding rods, and the rotating pipe is provided with a power assembly B for driving the two connecting sliding rods to mutually approach or separate; the inside of guard box is provided with controller and temperature sensor.

Preferably, the bottom of guard box is all located to two logical trachea, and inner wall bottom one side of guard box is provided with the inclined baffle, and the inclined baffle is by neighbouring guard box inboard center one end to the bottom slope.

Preferably, the both ends of rotating-tube all are provided with rotation coupling assembling, rotate coupling assembling and include ball bearing, dead lever and two spacing rings, and the ball bearing cover is established and is installed the tip at the rotating-tube, and ball bearing passes through the dead lever and corresponds the interior wall connection of one side breather pipe, and ball bearing's both sides are located respectively to two spacing rings, and two spacing rings all with rotating-tube fixed connection.

Preferably, the power assembly A comprises a servo motor A, a bevel gear A and a bevel gear B, the servo motor A is installed in the protection box, the bevel gear A is arranged on an output shaft of the servo motor A, the bevel gear B is arranged on the rotating pipe, and the bevel gear A is meshed with the bevel gear B.

Preferably, the rotating pipe is provided with two sliding holes for the two connecting sliding rods to move, the power assembly B comprises a servo motor B and a bidirectional screw rod, the servo motor B is fixedly installed on the rotating pipe, the bidirectional screw rod is connected with an output shaft of the servo motor B, and the two connecting sliding rods are symmetrically arranged on the bidirectional screw rod and are in threaded connection with the bidirectional screw rod.

Preferably, the top end of the protection box is provided with a water baffle.

Compared with the prior art, the above technical scheme of the utility model following profitable technological effect has: through drive brush hair and dust screen contact to the drive brush hair rotates, thereby can clear up the dust screen, cooperates the mode of reverse blowing, thereby has promoted the clean effect to the dust screen, avoids reducing the radiating effect to detection device because of the dust screen blocks up.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention.

Fig. 2 is a partially enlarged schematic view of a portion a of fig. 1.

Fig. 3 is a schematic view of a part of the enlarged structure at B of fig. 1.

Reference numerals: 1. a protection box; 2. a detection device; 3. a support; 4. a controller; 5. a temperature sensor; 6. rotating the tube; 601. a slide hole; 7. a breather pipe; 8. a fan blade; 9. a dust screen; 10. a rotating roller; 11. mounting a rod; 12. brushing; 13. a ball bearing; 14. fixing the rod; 15. a limiting ring; 16. a circular ring; 17. an inclined baffle plate; 18. a servo motor A; 19. a servo motor B; 20. a water baffle; 21. connecting a sliding rod; 22. a bidirectional screw rod; 231. a bevel gear A; 232. and a bevel gear B.

Detailed Description

Example one

As shown in fig. 1-3, the utility model provides a power distribution network fault monitoring and positioning device, which comprises a protection box 1 and a detection device 2 installed inside the protection box 1; the top end of the protection box 1 is provided with a water baffle 20; the protection box 1 can be prevented from being corroded by rainwater through the arranged water baffle plate 20; the bottom end of the protection box 1 is provided with a bracket 3; the two sides of the protection box 1 are both communicated with and provided with vent pipes 7, the inner sides of the two vent pipes 7 are both provided with dust screens 9, and the centers of the two dust screens 9 are both provided with circular rings 16; the rotating pipe 6 is rotatably installed between the two vent pipes 7, the two ends of the rotating pipe 6 are respectively provided with a rotating connecting assembly, each rotating connecting assembly comprises a ball bearing 13, a fixing rod 14 and two limiting rings 15, the ball bearings 13 are sleeved on the end portions of the rotating pipes 6, the ball bearings 13 are connected with the inner wall of the vent pipe 7 on one corresponding side through the fixing rods 14, the two limiting rings 15 are respectively arranged on the two sides of the ball bearings 13, the two limiting rings 15 are both fixedly connected with the rotating pipe 6, and friction force generated when the rotating pipe 6 rotates can be reduced through the arrangement of the ball bearings 13; the fan blades 8 are arranged at two ends of the rotating pipe 6, the power assembly A for driving the rotating pipe 6 to rotate is arranged in the protection box 1, the power assembly A comprises a servo motor A18, a bevel gear A231 and a bevel gear B232, the servo motor A18 is installed in the protection box 1, the bevel gear A231 is arranged on an output shaft of the servo motor A18, the bevel gear B232 is arranged on the rotating pipe 6, and the bevel gear A231 is meshed with the bevel gear B232; two rotating rollers 10 are movably arranged on the inner side of the rotating pipe 6, the outer ends of the two rotating rollers 10 respectively and movably penetrate through the circular rings 16 on the two sides and are respectively connected with an installation rod 11, and bristles 12 are arranged on the installation rod 11; the inner ends of the two rotating rollers 10 are connected with connecting sliding rods 21, a power assembly B for driving the two connecting sliding rods 21 to approach or separate from each other is arranged on the rotating pipe 6, a sliding hole 601 for the two connecting sliding rods 21 to move is formed in the rotating pipe 6, the power assembly B comprises a servo motor B19 and a bidirectional screw rod 22, the servo motor B19 is fixedly arranged on the rotating pipe 6, the bidirectional screw rod 22 is connected with an output shaft of the servo motor B19, and the two connecting sliding rods 21 are symmetrically arranged on the bidirectional screw rod 22 and are in threaded connection with the bidirectional screw rod 22; the inside of the protection box 1 is provided with a controller 4 and a temperature sensor 5.

In this embodiment, the temperature sensor 5 can monitor the temperature in the protection box 1 in real time, the controller 4 can receive a signal fed back by the temperature sensor 5, and when the temperature in the protection box 1 exceeds a set maximum temperature, the controller 4 controls the servo motor a18 to work at this time, the servo motor a18 drives the bevel gear a231 to rotate, the bevel gear a231 drives the bevel gear B232 to rotate, the bevel gear B232 drives the rotating pipe 6 to rotate, and then the two fan blades 8 are driven to rotate (air can be set to enter from the air pipe 7 on the right side, and air can be discharged from the air pipe 7 on the left side, but not only one fixed air inlet direction is limited), so that the air exchange speed in the protection box 1 can be accelerated, and the practicability is strong; dust accumulated on the surface of the dustproof net 9 after long-time use can affect the heat dissipation effect of the detection device 2 if the dustproof net 9 is not cleaned in time, the servo motor A18 can be started again to work at the moment, the servo motor A18 drives the rotating pipe 6 to rotate reversely, so that the air inlet direction is changed, and the dust on the surface of the dustproof net 9 can be blown away in a reverse blowing mode; meanwhile, the servo motor B19 can be started to work, the servo motor B19 drives the bidirectional screw rod 22 to rotate, the two connecting slide rods 21 can be driven to be close to each other, the connecting slide rods 21 move to drive the rotating roller 10, the mounting rods 11 and the bristles 12 to move until the bristles 12 on the two sides are respectively contacted with the dust screen 9 on the corresponding side, and the bristles 12 rub against the dust screen 9, so that the cleaning effect on the dust screen 9 can be improved.

Example two

As shown in fig. 1, compared with the first embodiment, in the first embodiment of the present invention, the two ventilation pipes 7 are both disposed at the bottom end of the protection box 1, one side of the bottom end of the inner wall of the protection box 1 is provided with the inclined baffle 17, and the inclined baffle 17 is inclined from one end adjacent to the center of the inner side of the protection box 1 to the bottom; in the outside gas entered into guard box 1 through breather pipe 7 on right side, through the oblique baffle 17 that sets up, can be with the gaseous leading-in top to guard box 1 that enters, and left flabellum 8 can be discharged the steam of the inside bottom of guard box 1 when rotating to make gas can evenly flow in guard box 1, promoted the radiating efficiency.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited thereto, and various changes can be made without departing from the gist of the present invention within the scope of knowledge possessed by those skilled in the art.

Claims

1. A power distribution network fault monitoring and positioning device is characterized by comprising a protection box (1) and a detection device (2) arranged in the protection box (1); the bottom end of the protection box (1) is provided with a bracket (3); both sides of the protection box (1) are communicated with vent pipes (7), the inner sides of the two vent pipes (7) are respectively provided with a dustproof net (9), and the centers of the two dustproof nets (9) are respectively provided with a circular ring (16); a rotating pipe (6) is rotatably arranged between the two ventilating pipes (7), two ends of the rotating pipe (6) are respectively provided with a fan blade (8), and a power assembly A for driving the rotating pipe (6) to rotate is arranged in the protection box (1); two rotating rollers (10) are movably arranged on the inner side of the rotating pipe (6), the outer ends of the two rotating rollers (10) respectively and movably penetrate through the circular rings (16) on the two sides and are respectively connected with an installation rod (11), and bristles (12) are arranged on the installation rods (11); the inner end parts of the two rotating rollers (10) are connected with connecting sliding rods (21), and the rotating pipe (6) is provided with a power assembly B for driving the two connecting sliding rods (21) to approach or separate from each other; the inside of the protection box (1) is provided with a controller (4) and a temperature sensor (5).

2. The power distribution network fault monitoring and positioning device according to claim 1, characterized in that the two ventilation pipes (7) are arranged at the bottom end of the protection box (1), one side of the bottom end of the inner wall of the protection box (1) is provided with an inclined baffle (17), and the inclined baffle (17) inclines from one end adjacent to the center of the inner side of the protection box (1) to the bottom.

3. The power distribution network fault monitoring and positioning device according to claim 1, wherein both ends of the rotating pipe (6) are provided with a rotating connection assembly, the rotating connection assembly comprises a ball bearing (13), a fixed rod (14) and two limit rings (15), the ball bearing (13) is sleeved on the end portion of the rotating pipe (6), the ball bearing (13) is connected with the inner wall of the vent pipe (7) on the corresponding side through the fixed rod (14), the two limit rings (15) are respectively arranged on both sides of the ball bearing (13), and both limit rings (15) are fixedly connected with the rotating pipe (6).

4. The power distribution network fault monitoring and positioning device of claim 3, wherein the power assembly A comprises a servo motor A (18), a bevel gear A (231) and a bevel gear B (232), the servo motor A (18) is installed in the protection box (1), the bevel gear A (231) is arranged on an output shaft of the servo motor A (18), the bevel gear B (232) is arranged on the rotating pipe (6), and the bevel gear A (231) is meshed with the bevel gear B (232).

5. The power distribution network fault monitoring and positioning device according to claim 1, wherein the rotating pipe (6) is provided with slide holes (601) for moving two connecting slide rods (21), the power assembly B comprises a servo motor B (19) and a bidirectional screw rod (22), the servo motor B (19) is fixedly mounted on the rotating pipe (6), the bidirectional screw rod (22) is connected with an output shaft of the servo motor B (19), and the two connecting slide rods (21) are symmetrically arranged on the bidirectional screw rod (22) and are both in threaded connection with the bidirectional screw rod (22).

6. The power distribution network fault monitoring and positioning device according to claim 1, characterized in that a water baffle (20) is arranged at the top end of the protection box (1).