CN217934500U

CN217934500U - Special short-circuit wire of relay protection

Info

Publication number: CN217934500U
Application number: CN202221893168.6U
Authority: CN
Inventors: 宁欣; 陈会刚; 权掌正
Original assignee: State Grid Henan Electric Power Co Luoyang Mengjin Power Supply Co; State Grid Corp of China SGCC
Current assignee: State Grid Henan Electric Power Co Luoyang Mengjin Power Supply Co; State Grid Corp of China SGCC
Priority date: 2022-07-22
Filing date: 2022-07-22
Publication date: 2022-11-29
Anticipated expiration: 2032-07-22

Abstract

The utility model discloses a special shorting stub of relay protection, which relates to the technical field of shorting stub, and comprises a main conducting wire and an auxiliary conducting wire, wherein one end of the main conducting wire is provided with a first connector, the first connector is connected with a first plug, the other end of the main conducting wire is connected with the auxiliary conducting wire, and the main conducting wire is connected with at least one auxiliary conducting wire through a switching device; the utility model discloses simple structure can connect in parallel with the wire by effectual messenger to can be quick connect and cut off the wire, conveniently carry out current measurement to arbitrary wire.

Description

Special short-circuit wire of relay protection

Technical Field

The utility model belongs to the technical field of the shorting stub technique and specifically relates to a special shorting stub of relay protection is related to.

Background

As is known, a relay protector is mainly used for providing safety protection for power equipment, the relay protector needs to be connected by short-circuit wires when being used and installed, when the equipment needs to be overhauled, an ammeter needs to be used for measuring each interface, at this time, the short-circuit wires on all jacks need to be pulled out, and then each structure needs to be measured, so that the measuring mode is complicated, for example, a patent relay protection special short-circuit wire with an authorization notice number of CN 207381682U is provided, a micro ammeter is arranged on each short-circuit wire for measuring, although the current can be directly measured, a micro ammeter is arranged on each short-circuit wire, so that the manufacturing cost is high, and the relay protector also occupies a larger space in actual use.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems existing in the prior art, the utility model aims to provide a special shorting stub of relay protection.

In order to realize the purpose of the utility model, the utility model adopts the following technical scheme:

the utility model provides a special shorting stub of relay protection, includes leading wire and vice wire, the one end of leading wire is equipped with first connector, first connector is connected with first plug, the other end of leading wire is connected with vice wire, leading wire is connected with an at least vice wire through switching device.

The switching device comprises pressing device and coupling mechanism, and pressing device comprises mount pad, press piece and stop device, be equipped with at least one on the outer peripheral face of mount pad and press the indent, press the indent around the central line axis equidistance distribution of mount pad, the one end of mount pad is equipped with the slot, the slot communicates with pressing the indent, the slot interpolation has coupling mechanism, the top of pressing the indent all is equipped with the connecting block, the connecting block is hollow structure, the inside sliding connection's that is equipped with of connecting block presses the briquetting, the both sides of connecting block all are equipped with spacing hole, press the briquetting to be equipped with stop device only, stop device's both ends all with spacing hole joint, coupling mechanism is connected with the auxiliary conductor, the main conductor comprises insulating skin and first electric core, insulating skin parcel has first electric core, first electric core is located the inside of mount pad, coupling mechanism is connected with first electric core through pressing device.

The utility model discloses a plug, including slot, pressing piece, copper sheet, auxiliary wire, secondary wire, coupling mechanism, pressing piece, auxiliary wire, secondary wire and secondary connector, coupling mechanism comprises pressing piece and copper sheet, the pressing piece is connected for the arc, the pressing piece inserts and is located from the slot and presses the indent, the bottom of pressing piece is equipped with the copper sheet, auxiliary wire comprises insulating skin and second electric core, the one end of second electric core is connected with the copper sheet, and the other end of second electric core is connected with the second connector, the second connector is connected with the second plug.

The limiting device is composed of an inserting rod, a limiting rod and a spring, a mounting groove is formed in the bottom of the pressing block, the inserting rod is movably connected in the mounting groove, the limiting rod is arranged at one end, located in the mounting groove, of the inserting rod, a spring is arranged at the bottom of the limiting rod, one end of the spring is connected with the limiting rod, and the other end of the spring is connected with the bottom of the mounting groove.

The mounting seat is provided with a separation block, the separation block is provided with at least one connecting hole, the auxiliary conducting wire penetrates through the connecting hole, and the separation block is in threaded connection with the mounting seat.

The battery comprises a first battery cell, a second battery cell and a first plug, wherein one end of the first battery cell is located in the mounting seat, the other end of the first battery cell is located in the first connector, the first connector is of a cylindrical structure, the inside of the first connector is of a hollow structure, and the first connector is in threaded connection with the first plug.

Since the technical scheme is used, the utility model discloses following beneficial effect has:

the first plug is connected with any one auxiliary lead by arranging the switching device, a plurality of auxiliary leads are connected in parallel by the first battery cell, the auxiliary leads are controlled to be connected with the first battery cell by arranging the pressing device, and the auxiliary leads are contacted with the first battery cell by arranging the connecting mechanism; the utility model discloses simple structure can connect in parallel with the wire by effectual messenger to can be quick connect and cut off the wire, conveniently carry out current measurement to arbitrary wire.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural view of the mounting base of the present invention;

FIG. 3 is a schematic view of the connecting mechanism of the present invention;

fig. 4 is a schematic structural view of the pressing device of the present invention;

1. a first plug; 2. a first connector; 3. a main conductor; 4. a secondary wire; 5. a second connector; 6. a second plug; 7. a mounting base; 8. connecting blocks; 9. pressing the block; 10. a limiting hole; 11. a rod is inserted; 12. a first cell; 13. inserting slots; 14. pressing the groove; 15. a limiting rod; 16. a spring; 17. pressing the sheet; 18. a copper sheet; 19. a second cell; 20. a partitioning block.

Detailed Description

The invention will be explained in more detail by the following examples, which disclose the invention and are intended to protect all technical improvements within the scope of the invention.

Combine 1~4 of attached drawing a special shorting stub of relay protection, including leading wire 3 and vice wire 4, the one end of leading wire 3 is equipped with first connector 2, first connector 2 is connected with first plug 1, the other end of leading wire 3 is connected with vice wire 4, leading wire 3 is connected with at least one vice wire 4 through adapter device.

The switching device comprises pressing device and coupling mechanism, and pressing device comprises mount pad 7, according to briquetting 9 and stop device, be equipped with at least one on the outer peripheral face of mount pad 7 and press indent 14, press indent 14 around the central line axis equidistance distribution of mount pad 7, the one end of mount pad 7 is equipped with slot 13, slot 13 is linked together with pressing indent 14, there is coupling mechanism in the slot 13 interpolation, it all is equipped with connecting block 8 to press the top of indent 14, connecting block 8 is hollow structure, connecting block 8 is inside is equipped with sliding connection's according to briquetting 9, connecting block 8's both sides all are equipped with spacing hole 10, according to pressing against of briquetting 9 and nevertheless being equipped with stop device, stop device's both ends all with spacing hole 10 looks joint, coupling mechanism is connected with vice wire 4, leading wire 3 comprises insulating skin and first electricity core 12, insulating parcel has first electricity core 12, first electricity core 12 is located the inside of mount pad 7, coupling mechanism is connected with first electricity core 12 through pressing device.

The connection mechanism comprises a pressing sheet 17 and a copper sheet 18, the pressing sheet 17 is connected in an arc shape, the pressing sheet 17 is inserted into a slot 13 and is positioned in a pressing groove 14, the copper sheet 18 is arranged at the bottom of the pressing sheet 17, the auxiliary lead 4 comprises an insulating skin and a second battery cell 19, one end of the second battery cell 19 is connected with the copper sheet 18, the other end of the second battery cell 19 is connected with a second connector 5, and the second connector 5 is connected with a second plug 6.

The limiting device is composed of an inserting rod 11, a limiting rod 15 and a spring 16, a mounting groove is formed in the bottom of the pressing block 9, the inserting rod 11 is movably connected in the mounting groove, the limiting rod 15 is arranged at one end, located in the mounting groove, of the inserting rod 11, a spring 16 is arranged at the bottom of the limiting rod 15, one end of the spring 16 is connected with the limiting rod 15, and the other end of the spring 16 is connected with the bottom of the mounting groove.

The mounting seat 7 is provided with a separation block 20, the separation block is provided with at least one connecting hole, the auxiliary wires 4 penetrate through the connecting holes, and the separation block 20 is in threaded connection with the mounting seat 7.

One end of the first battery cell 12 is located in the mounting seat 7, the other end of the first battery cell 12 is located in the first connector 2, the first connector 2 is of a cylindrical structure, the interior of the first connector 2 is of a hollow structure, and the first connector 2 is in threaded connection with the first plug 1; the position where the first connector 2 is connected to the first header 1 is not applicable can be sealed using a sealing cap.

The color of the insulating skin of each auxiliary conducting wire 4 is different, the pressing block 9 has different colors, and the color of the insulating skin of each auxiliary conducting wire 4 corresponds to the color of the pressing block 9.

Embodiment 1, a dedicated short-circuit wire for relay protection, when in use, is connected to a relay through a second plug 6 on an auxiliary wire 4, when a plurality of sockets are required to be connected, each first plug 1 and socket are corresponding to different colors, then a copper sheet 18 is connected to a first electrical core 12 by pressing a pressing block 9, different skilled pressing blocks 9 are pressed to enable electrical connection of different numbers of auxiliary wires 4, when it is required to disconnect one of the auxiliary wires 4 from the first electrical core 12, an insertion rod 11 is pressed, at this time, the pressing block 9 receives the rebounding of an insulating skin, so that the pressing block 9 rises, thereby the connection between the auxiliary wire 4 and the first electrical core 12 is disconnected, when it is required to use the first plug 1 to perform current pressing, the first plug 1 is inserted into an ammeter, the current flow of any one of the auxiliary wires 4 can be measured through the cooperation of the pressing block 9, and the first electrical core 12 can be connected in parallel with the auxiliary wires 4 as an intermediary.

The detailed description of the present invention is the prior art, and although the present invention has been specifically shown and described in connection with the preferred embodiments, the method and the way of implementing the technical solution are numerous, and it is only the preferred embodiments of the present invention described above, but those skilled in the art should understand that the present invention can be variously changed in form and detail without departing from the spirit and scope of the present invention defined by the appended claims, and the present invention is within the protection scope of the present invention.

Claims

1. The utility model provides a special shorting stub of relay protection, includes leading wire (3) and vice wire (4), the one end of leading wire (3) is equipped with first connector (2), first connector (2) are connected with first plug (1), the other end of leading wire (3) is connected characterized by with vice wire (4): the main conducting wire (3) is connected with at least one auxiliary conducting wire (4) through a switching device.

2. The relay protection dedicated short-circuiting wire according to claim 1, wherein: the switching device comprises pressing device and coupling mechanism, and pressing device comprises mount pad (7), press according to piece (9) and stop device, be equipped with at least one on the outer peripheral face of mount pad (7) and press groove (14), press groove (14) around the central line axis equidistance distribution of mount pad (7), the one end of mount pad (7) is equipped with slot (13), slot (13) are linked together with pressing groove (14), slot (13) interpolation has coupling mechanism, the top of pressing groove (14) all is equipped with connecting block (8), connecting block (8) are hollow structure, connecting block (8) inside is equipped with sliding connection presses according to piece (9), the both sides of connecting block (8) all are equipped with spacing hole (10), the bottom of pressing according to piece (9) is equipped with stop device, stop device's both ends all with spacing hole (10) looks joint, coupling mechanism is connected with vice wire (4), wire (3) comprise insulating skin and first electric core (12), insulating skin parcel has first electric core (12), first electric core (12) are located first electric core (12) inside pressing mechanism is connected with electric core (12).

3. The relay protection dedicated short line according to claim 2, wherein: connection mechanism comprises pressing pad (17) and copper sheet (18), pressing pad (17) are the arc connection, insert and lie in from slot (13) pressing groove (14) pressing pad (17), the bottom of pressing pad (17) is equipped with copper sheet (18), vice wire (4) comprise insulating skin and second electricity core (19), the one end of second electricity core (19) is connected with copper sheet (18), and the other end of second electricity core (19) is connected with second connector (5), second connector (5) are connected with second plug (6).

4. The relay protection dedicated short line according to claim 3, wherein: stop device comprises inserted bar (11), gag lever post (15) and spring (16), the bottom of pressing according to briquetting (9) is equipped with the mounting groove, there is swing joint's inserted bar (11) in the mounting groove, the one end that inserted bar (11) are located the mounting groove is equipped with gag lever post (15), the bottom of gag lever post (15) is equipped with spring (16), the one end of spring (16) is connected with gag lever post (15), and the other end of spring (16) is connected with the bottom of mounting groove.

5. The relay protection dedicated short line according to claim 2, wherein: the mounting seat (7) is provided with a separation block (20), the separation block is provided with at least one connecting hole, the auxiliary wires (4) penetrate through the connecting holes, and the separation block (20) is in threaded connection with the mounting seat (7).

6. The relay protection dedicated short-circuiting wire according to claim 5, wherein: one end of the first battery cell (12) is located in the mounting seat (7), the other end of the first battery cell (12) is located in the first connector (2), the first connector (2) is of a cylindrical structure, the interior of the first connector (2) is of a hollow structure, and the first connector (2) is in threaded connection with the first plug (1).