CN-224203269-U - Relay protection test line auxiliary device

CN224203269UCN 224203269 UCN224203269 UCN 224203269UCN-224203269-U

Abstract

The utility model belongs to the technical field of relay protection tests, and particularly relates to an auxiliary device for a relay protection test line, which comprises a fixed plate, wherein a fixed table is fixedly connected to the top of the fixed plate, a plurality of limit grooves are formed in the top of the fixed table, a plurality of groups of baffles are fixedly connected to the top of the fixed table, one group of baffles are symmetrically arranged on two sides of the limit grooves, a plurality of spring rods are connected to the side walls of the baffles in a sliding manner, an elastic plate is fixedly connected to one side wall of each baffle, which is far away from the spring rod, the end parts of the spring rods are fixedly connected to the inner side wall of the elastic plate, and the limit grooves are matched with the spring rods and the elastic plate.

Inventors

XIE YIQIANG
WU XIANGPING
ZHANG FAN
YANG LIFEI
SUN JIANGHUAI
CHEN LINGLING
ZENG HUIHUANG

Assignees

国网福建省电力有限公司泉州供电公司

Dates

Publication Date: 20260505
Application Date: 20250527

Claims (7)

1. The relay protection test line auxiliary device comprises a fixed plate (1) and is characterized in that a fixed table (11) is fixedly connected to the top of the fixed plate (1), a plurality of limiting grooves (12) are formed in the top of the fixed table (11), a plurality of groups of baffles (13) are fixedly connected to the top of the fixed table (11), one group of baffles (13) are symmetrically arranged on two sides of the limiting grooves (12), a plurality of spring rods (14) are connected to the side walls of the baffles (13) in a sliding mode, an elastic plate (15) is fixedly connected to one side wall, far away from the spring rods (14), of the baffles (13), the end portion of each spring rod (14) is fixedly connected to the inner side wall of the elastic plate (15), a connecting assembly is arranged at the bottom of the fixed plate (1), and supporting legs (16) are fixedly connected to the bottom of the connecting assembly.
2. The relay protection test line auxiliary device is characterized in that the connecting assembly comprises a fixing base (2), the fixing base (2) is fixedly connected to the top of a supporting leg (16), a bidirectional screw rod (21) is rotatably connected to the middle of the fixing base (2), a pair of first sliding blocks (22) are connected to a screw nut pair at the middle of the bidirectional screw rod (21), connecting rods (23) are hinged to the tops of the first sliding blocks (22), connecting plates (24) are commonly hinged to the end portions of the connecting rods (23), the connecting plates (24) are fixedly connected to the bottom of the fixing plate (1), a rotary disc (25) is fixedly connected to the end portions of the bidirectional screw rod (21), and a handle (26) is fixedly connected to the side walls of the rotary disc (25).
3. The relay protection test line auxiliary device is characterized in that a sliding rail (3) is fixedly connected to the top of the fixing plate (1), a plurality of second sliding blocks (31) are connected in a sliding mode in the sliding rail (3), a fixing ring (32) is fixedly connected to the top of each second sliding block (31), a first limiting hole (33) is formed in the side wall of each second sliding block (31), a plurality of second limiting holes (34) are formed in the side wall of the sliding rail (3), and fixing pins (35) are matched in the first limiting holes (33) and the second limiting holes (34) in a sliding mode.
4. The relay protection test line auxiliary device is characterized in that an extension plate (4) is fixedly connected to the middle of each supporting leg (16), and a plurality of bolts (41) are connected in the extension plate (4) in a threaded mode.
5. The relay protection test line auxiliary device is characterized in that a plurality of hooks (5) are fixedly connected to the side wall of the fixed plate (1), and the hooks (5) are distributed in a linear array.
6. The relay protection test line auxiliary device is characterized in that a rubber pad (6) is fixedly connected in the limiting groove (12), and the rubber pad (6) is of an arc-shaped structure.
7. The relay protection test line auxiliary device according to claim 2, wherein the side wall of the handle (26) is fixedly connected with an anti-slip sleeve (7).

Description

Relay protection test line auxiliary device Technical Field The utility model belongs to the technical field of relay protection tests, and particularly relates to an auxiliary device for a relay protection test line. Background The relay protection device is equipment used for protecting electrical equipment and safe operation of the system in the power system, and can cut off a fault element from the power system when the power system fails or operates abnormally so as to reduce damage to the power equipment. The existing relay protection device needs to be regularly detected to see whether the performance of the relay protection device is normal, a testing instrument is needed to be used for connecting the line with the relay protection device during testing, then whether the performance of the relay protection device is normal is observed through data on the testing instrument, the existing testing instrument is found to be connected with the relay protection device through the line during long-time use observation, and the problem that intertwining and knotting can occur between the lines when the lines are required to be connected is solved. Therefore, the utility model provides an auxiliary device for a relay protection test line. Disclosure of utility model In order to overcome the defects in the prior art and solve at least one problem in the background art, the auxiliary device for the relay protection test line is provided. The technical scheme includes that the auxiliary device for the relay protection test line comprises a fixed plate, a fixed table is fixedly connected to the top of the fixed plate, a plurality of limiting grooves are formed in the top of the fixed table, a plurality of groups of baffles are fixedly connected to the top of the fixed table, one group of baffles are symmetrically arranged on two sides of each limiting groove, a plurality of spring rods are slidably connected to the side wall of each baffle, an elastic plate is fixedly connected to one side wall of each baffle, the end portion of each spring rod is fixedly connected to the inner side wall of each elastic plate, a connecting assembly is arranged at the bottom of each fixed plate, a supporting leg is fixedly connected to the bottom of each connecting assembly, the limiting grooves are arranged to be matched with the corresponding spring rods and the corresponding elastic plates, wires of a test instrument can be clamped in the limiting grooves respectively when the relay protection device is tested, at the moment, mutual winding and knotting caused when the wires are moved can be reduced, stability when the spring rods and the elastic effect of the spring rods and the elastic plates can be conveniently taken and placed, and convenience when the relay protection test device is used can be improved. The connecting assembly comprises a fixing base fixedly connected to the top of the supporting leg, a bidirectional screw rod is rotatably connected to the middle of the fixing base, a pair of first sliding blocks are connected to screw nut pairs in the middle of the bidirectional screw rod, connecting rods are hinged to the tops of the first sliding blocks, connecting plates are commonly hinged to the end portions of the connecting rods, the connecting plates are fixedly connected to the bottoms of the fixing plates, rotating discs are fixedly connected to the end portions of the bidirectional screw rod, handles are fixedly connected to the side walls of the rotating discs, the bidirectional screw rod is arranged to connect the first sliding blocks, the connecting plates and the fixing plates are matched with the connecting rods, the first sliding blocks can be mutually close to or mutually far away from each other through rotation of the bidirectional screw rod, and at the moment, rising or falling adjustment can be made on the heights of the fixing plates so as to adapt to relay protection devices with different heights, and applicability in use is improved. The sliding rail is fixedly connected to the top of the fixing plate, a plurality of second sliding blocks are connected in a sliding manner, a fixing ring is fixedly connected to the top of each second sliding block, a first limiting hole is formed in the side wall of each second sliding block, a plurality of second limiting holes are formed in the side wall of each sliding rail, fixing pins are matched in the first limiting holes and the second limiting holes in a sliding manner, the sliding rail is arranged to connect the second sliding blocks with the fixing rings, the first limiting holes, the fixing pins and the fixing pins in a matching manner can be used for conveniently adjusting the positions of the interfaces of the wires and the relay protection device, the interfaces of the wires and the relay protection device are close to or horizontal, and the situation that the wires fall off due to pulling force caused by large inclination angles between the wires