CN215342990U

CN215342990U - 5G wireless communication converter of longitudinal differential protection device

Info

Publication number: CN215342990U
Application number: CN202121707667.7U
Authority: CN
Inventors: 胡凯波; 王美树; 黄路遥; 徐云柯; 夏志凌; 崔娜; 於立峰; 张善; 李冰华
Original assignee: Zhejiang Zheneng Lanxi Power Generation Co Ltd
Current assignee: Zhejiang Zheneng Lanxi Power Generation Co Ltd
Priority date: 2021-07-26
Filing date: 2021-07-26
Publication date: 2021-12-28
Anticipated expiration: 2031-07-26

Abstract

The utility model provides a 5G wireless communication converter of a longitudinal differential protection device, which is electrically connected with the longitudinal differential protection device, wherein one side of the converter is connected with an antenna, the antenna is connected with a swinging mechanism, the swinging mechanism is used for driving the antenna to swing, the swinging mechanism comprises a micro motor, a turntable and a draw bar, the micro motor drives the turntable to rotate through a connecting shaft, one end of the draw bar is rotatably connected with the turntable, and the other end of the draw bar, which is far away from the turntable, is connected with the antenna.

Description

5G wireless communication converter of longitudinal differential protection device

Technical Field

The utility model relates to the technical field of power grid communication, in particular to a 5G wireless communication converter of a longitudinal differential protection device.

Background

The longitudinal differential protection of power transmission line is characterized by that it uses some communication channel to longitudinally connect the protection devices of two ends of power transmission line, and can transfer the electric quantity (current and power direction) of every end to opposite end, and can compare the electric quantities of two ends to judge that the fault is in the range of said line or out of the range of said line so as to determine that the protected line can be cut off. Need carry out the transmission of signal between the differential protection device of longitudinal joint of distribution network, just need wireless communication device to realize this moment, but the not good enough problem of signal can appear in current wireless communication device, in the real life, people can carry out the seizure adjustment of signal through the angle of rotating the antenna, but it is not so convenient to wireless communication device's antenna adjustment in the distribution network field, can influence the propagation to the detection information of distribution network electric current between the differential protection device of longitudinal joint when the signal is weak, thereby influence the protection adjustment efficiency of distribution network.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model aims to provide a 5G wireless communication converter of a longitudinal differential protection device, which can adjust the antenna angle of the wireless communication converter in time and improve the signal capturing capability so as to solve the problem that the signal capturing capability of the wireless communication device for the conventional longitudinal differential protection device is insufficient.

In order to achieve the purpose, the utility model is realized by the following technical scheme: the utility model provides a 5G wireless communication converter of differential protection device of longitudinal joint, the converter is connected with the differential protection device electricity of longitudinal joint, one side of converter is connected with the antenna, the antenna is connected with swing mechanism, swing mechanism is used for driving the antenna and swings, swing mechanism includes micromotor, carousel and traction lever, the micromotor drives the carousel through the connecting axle and rotates, the one end and the carousel of traction lever rotate to be connected, the one end that the carousel was kept away from to the traction lever is connected with the antenna.

Furthermore, the traction rod is connected with the rotary table through a connecting rod, one end of the connecting rod is rotatably connected with the rotary table, and the end, far away from the rotary table, of the connecting rod is rotatably connected with the traction rod.

Furthermore, a connecting seat is arranged outside the rotary disc, and a movable groove for the rotary disc, the connecting rod and the traction rod to move is formed in the connecting seat.

Furthermore, a through hole is formed in one end, far away from the connecting rod, of the traction rod, the antenna is inserted into the through hole, and the diameter of the antenna is smaller than the inner diameter of the through hole.

Furthermore, two groups of clamping plates are symmetrically arranged in the through hole and used for clamping the antenna, and the two groups of clamping plates are movably connected with the inner wall of the through hole of the traction rod.

Further, the inner wall of through-hole is provided with the mounting, splint rotate with the mounting and are connected.

The utility model has the beneficial effects that: according to the utility model, the swing mechanism is arranged, the micro motor in the swing mechanism can drive the turntable to rotate when operating, the traction rod can be pulled to reciprocate when the turntable rotates, and the traction rod drives the antenna to swing, so that the signal capturing strength of the antenna is improved; meanwhile, the clamping plate is arranged in the traction rod to clamp the antenna, and the clamping plate is rotatably connected with the fixing piece, so that when the antenna swings, the clamping plate can rotate according to the swinging of the antenna, and the stability of the traction rod when the traction rod is connected with the antenna is improved.

Drawings

Other features, objects and advantages of the utility model will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a schematic diagram of a converter according to the present invention;

FIG. 2 is a schematic diagram of the connection of pilot protection;

FIG. 3 is a side view of the transducer;

FIG. 4 is a cross-sectional view of the connection seat and the drawbar;

fig. 5 is a plan view of the drawbar.

In the figure: 1. a converter; 2. an antenna; 3. a swing mechanism; 31. a draw bar; 311. a through hole; 312. a splint; 313. a fixing member; 32. a connecting seat; 321. a movable groove; 33. a turntable; 34. a connecting shaft; 35. a connecting rod; 4. a longitudinal differential protection device.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

Referring to fig. 1-3, a 5G wireless communication converter of a longitudinal differential protection device, the converter 1 is electrically connected to a longitudinal differential protection device 4, an antenna 2 is connected to one side of the converter 1, the antenna 2 is connected to a swing mechanism 3, and the swing mechanism 3 can drive the antenna 2 to swing so as to improve a signal capturing effect.

Referring to fig. 3 and 4, the swing mechanism 3 is configured to drive the antenna 2 to swing, the swing mechanism 3 includes a micro-motor, a turntable 33, and a drawbar 31, the micro-motor drives the turntable 33 to rotate through a connecting shaft 34, one end of the drawbar 31 is rotatably connected to the turntable 33, one end of the drawbar 31, which is far away from the turntable 33, is connected to the antenna 2, the turntable 33 is driven to rotate through the connecting shaft 34 when the micro-motor rotates, and the turntable 33 rotates to drive the drawbar 31 to reciprocate, so as to pull the antenna 2 to swing.

Referring to fig. 4, the drawbar 31 is connected to the turntable 33 through a connecting rod 35, one end of the connecting rod 35 is rotatably connected to the turntable 33, one end of the connecting rod 35, which is away from the turntable 33, is rotatably connected to the drawbar 31, a connecting seat 32 is disposed outside the turntable 33, and a movable groove 321 for moving the turntable 33, the connecting rod 35 and the drawbar 31 is disposed in the connecting seat 32. The provision of the link 35 enables the drawbar 31 to reciprocate as horizontally as possible, thereby improving the stability when the antenna 2 is pulled to swing.

Referring to fig. 3 and 5, a through hole 311 is formed in one end of the drawbar 31, which is away from the link 35, the antenna 2 is inserted into the through hole 311, the diameter of the antenna 2 is smaller than the inner diameter of the through hole 311, and when the clamp plate 312 is not disposed, the drawbar 31 pulls the antenna 2 to swing through the through hole 311.

Two groups of clamping plates 312 are symmetrically arranged in the through hole 311, the two groups of clamping plates 312 are used for clamping the antenna 2, and the two groups of clamping plates 312 are movably connected with the inner wall of the through hole 311 of the traction rod 31. The inner wall of the through hole 311 is provided with a fixing part 313, and the clamping plate 312 is rotatably connected with the fixing part 313. The position of the clamping plate 312 arranged in the through hole 311 is on the same straight line with the length direction of the traction rod 31, and the reciprocating swing direction of the antenna 2 and the length direction of the traction rod 31 are on the same plane, so that the antenna 2 can drive the clamping plate 312 to rotate in the fixing part 313 when swinging, the clamping plate 312 can always keep fit with the outer surface of the antenna 2, and the stability of clamping connection with the antenna 2 is improved.

The working principle is as follows: in the process of signal capturing, the micro motor is controlled to operate, the micro motor drives the rotary disc 33 to rotate through the connecting shaft 34, the rotary disc 33 rotates to pull the traction rod 31 to move back and forth through the connecting rod 35, the traction rod 31 pulls the antenna 2 to swing, the signal capturing can be improved in the process of antenna 2 swinging, meanwhile, when the antenna 2 swings through the traction rod 31, the clamping plate 312 can rotate along with the swinging angle of the antenna 2, the clamping effect on the antenna 2 is improved, and the stability of swinging connection of the antenna 2 is guaranteed.

Finally, it should be noted that: the above-mentioned embodiments are only specific embodiments of the present invention, which are used for illustrating the technical solutions of the present invention and not for limiting the same, and the protection scope of the present invention is not limited thereto, although the present invention is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: any person skilled in the art can modify or easily conceive the technical solutions described in the foregoing embodiments or equivalent substitutes for some technical features within the technical scope of the present disclosure; such modifications, changes or substitutions do not depart from the spirit and scope of the embodiments of the present invention, and they should be construed as being included therein. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.

Claims

1. The utility model provides a 5G wireless communication converter of differential protection device of tandem, converter (1) is connected with tandem differential protection device (4) electricity, one side of converter (1) is connected with antenna (2), its characterized in that, antenna (2) are connected with swing mechanism (3), swing mechanism (3) are used for driving antenna (2) and swing, swing mechanism (3) include micromotor, carousel (33) and traction lever (31), the micromotor drives carousel (33) through connecting axle (34) and rotates, the one end of traction lever (31) is rotated with carousel (33) and is connected, the one end that carousel (33) were kept away from in traction lever (31) is connected with antenna (2).

2. The 5G wireless communication converter of the longitudinal differential protection device as claimed in claim 1, wherein the drawbar (31) is connected with the turntable (33) through a connecting rod (35), one end of the connecting rod (35) is rotatably connected with the turntable (33), and the end of the connecting rod (35) far away from the turntable (33) is rotatably connected with the drawbar (31).

3. The 5G wireless communication converter of the longitudinal differential protection device according to claim 2, wherein a connecting seat (32) is arranged outside the rotating disc (33), and a movable groove (321) for moving the rotating disc (33), the connecting rod (35) and the traction rod (31) is formed in the connecting seat (32).

4. The 5G wireless communication converter of the longitudinal differential protection device according to claim 3, wherein a through hole (311) is formed in one end, away from the connecting rod (35), of the traction rod (31), the antenna (2) is inserted into the through hole (311), and the diameter of the antenna (2) is smaller than the inner diameter of the through hole (311).

5. The 5G wireless communication converter of the longitudinal differential protection device as claimed in claim 4, wherein two sets of clamping plates (312) are symmetrically arranged in the through hole (311), the two sets of clamping plates (312) are used for clamping the antenna (2), and the two sets of clamping plates (312) are movably connected with the inner wall of the through hole (311) of the draw bar (31).

6. The 5G wireless communication converter of the longitudinal differential protection device as claimed in claim 5, wherein the inner wall of the through hole (311) is provided with a fixing member (313), and the clamping plate (312) is rotatably connected with the fixing member (313).