CN-116315756-B - Binding post capable of being quickly plugged and unplugged

CN116315756BCN 116315756 BCN116315756 BCN 116315756BCN-116315756-B

Abstract

The invention provides a wiring terminal capable of being quickly plugged and unplugged, which comprises a terminal plate, clamping grooves, conductive heads, a first lead, a second lead, limiting holes, countersunk holes, extrusion columns and compression springs, wherein a plurality of groups of clamping grooves are formed in mirror image positions above and below the front surface of the terminal plate, the limiting holes are respectively formed in the upper parts of the inner parts of the clamping grooves, the countersunk holes are respectively formed in the lower parts of the inner parts of the clamping grooves, the inner parts of the limiting holes are respectively elastically connected with one end of each extrusion column through the compression springs, the other end of each extrusion column is respectively located in the corresponding clamping groove and is in sliding connection with the corresponding clamping groove, and the first lead and the second lead are respectively clamped in the corresponding countersunk holes through the conductive heads and are respectively contacted with each extrusion column correspondingly. The invention is convenient for the rapid pulling-in and inserting-out work between the lead and the conductive head, and can be stably fixed without bolts between the conductive head and the terminal strip, thereby being more convenient and flexible as a whole.

Inventors

QIN XIAOPENG
FANG JIYONG
Liu Maolu
YOU WEIHUA

Assignees

苏州木星电子有限公司

Dates

Publication Date: 20260505
Application Date: 20230510

Claims (3)

1. A wiring terminal capable of being quickly plugged and unplugged is characterized by comprising a terminal board (1), clamping grooves (2), conductive heads (3), a first wire (4), a second wire (5), limiting holes (6), countersunk holes (7), extrusion columns (11) and compression springs (14), wherein a plurality of groups of clamping grooves (2) are formed in the positions, which are mirror images, above and below the front surface of the terminal board (1), of each clamping groove (2), the limiting holes (6) are formed in the upper part of the inner part of each clamping groove (2), countersunk holes (7) are formed in the inner part of each clamping groove (2), the inner part of each limiting hole (6) is elastically connected with one end of each extrusion column (11) through a compression spring (14), and the other end of each extrusion column (11) is positioned in the corresponding clamping groove (2) and is in sliding connection with the corresponding clamping groove (2), and the first wire (4) and the second wire (5) are clamped in the corresponding countersunk holes (7) through the conductive heads (3) respectively, and the conductive heads (3) are in corresponding extrusion contact with the extrusion columns (11); The outer side of each limiting hole (6) is provided with a limiting groove (8), the outer side of each counter bore (7) is provided with a wire inlet groove (9), the inside of the top end of each counter bore (7) is fixedly provided with an annular electrode plate matched with the top end of each counter bore (7), the inside of each clamping groove (2) is fixedly provided with an electrode plate (10), each electrode plate (10) is fixedly connected with each annular electrode plate, and the first lead wire (4) and the second lead wire (5) penetrate into each corresponding counter bore (7) through each wire inlet groove (9) and are movably connected with each counter bore (7); the bottom end of each extrusion column (11) is fixedly provided with an extrusion disc (12), each extrusion disc (12) is in contact with the corresponding conductive head (3), a handle (13) is fixedly arranged above the outer side of each extrusion column (11), and each handle (13) is in sliding connection with each limit groove (8).
2. The connecting terminal capable of being quickly plugged and unplugged according to claim 1, wherein the back of the terminal board (1) is provided with a U-shaped groove (15), two symmetrical sides of the front of the terminal board (1) are provided with notches (16), and the inside of each notch (16) is provided with a through hole (17) in a penetrating way.
3. The connecting terminal capable of being quickly plugged and unplugged according to claim 1, wherein the conductive head (3) comprises an insulating table (31), a conductive table (32), an elastic limiting cylinder (33), an elastic limiting cylinder II (34), a notch (35), a compression spring II (36) and a compression ring sleeve (37), the bottom surface of the insulating table (31) is fixedly connected with the bottom surface of the conductive table (32), the bottom surface of the conductive table (32) is fixedly connected with the top end of the elastic limiting cylinder (33), the bottom end of the elastic limiting cylinder (33) is fixedly connected with the top end of the elastic limiting cylinder II (34), three identical notches (35) are formed in symmetrical positions on the surfaces of the elastic limiting cylinder (33) and the elastic limiting cylinder II (34), the diameter of the elastic limiting cylinder (33) is smaller than that of the elastic limiting cylinder II (34), the compression spring II (36) is sleeved on the outer side of the elastic limiting cylinder (33), one end of the compression spring II (36) is fixedly connected with the bottom surface of the conductive table (32), the other end of the compression spring II (36) is fixedly connected with the elastic limiting cylinder II (37) and the compression ring sleeve (37) at the outer side of the elastic limiting cylinder (37), the wire I (4) is respectively fixed in the elastic limiting cylinder (33) and the elastic limiting cylinder II (34), the insulating table (31) is positioned at the top end of the counter sink (7) and is in contact with the extrusion disc (12), the conductive table (32) is positioned at the top end of the counter sink (7) and is in contact with the annular electrode sheet inside the counter sink (7), the inner diameter of the extrusion ring sleeve (37) is larger than that of the elastic limiting cylinder (33), the inner diameter of the extrusion ring sleeve (37) is matched with that of the elastic limiting cylinder II (34), the wires II (5) of the wire I (4) are respectively fixed in the elastic limiting cylinder (33) and the elastic limiting cylinder II (34), the insulating table (31) is positioned at the top end of the counter sink (7) and is in contact with the extrusion disc (12), and the conductive table (32) is positioned at the top end of the counter sink (7) and is in contact with the annular electrode sheet inside the counter sink (7), and the elastic limiting cylinder (33), the compression spring II (36) and the extrusion ring sleeve (37) are movably connected with the counter sink (7).

Description

Binding post capable of being quickly plugged and unplugged Technical Field The invention relates to the field of wiring terminals, in particular to a wiring terminal capable of being quickly plugged in and pulled out. Background As is well known, in the electrical field, it is necessary to use terminals, such as the common terminal blocks, for interconnection of a large number of wires, such as by PLC control of the operation of electrical equipment, and to use the terminal blocks for wiring. However, when the conventional terminal strip is used, the corresponding conductive plug needs to be fixed at one end of the wire, and when the conductive plug is fixed, the conductive plug needs to be fixed through the external terminal crimping pliers, the conductive plug can be inserted into the terminal after the conductive plug is fixed, and finally the conductive plug is fixed through the bolt, so that the conventional terminal strip is very troublesome, and meanwhile, in the use of the electrical wiring teaching training type scene, the wire slipping phenomenon easily occurs due to the fact that the bolt needs to be disassembled in a reciprocating manner. Therefore, it is necessary to provide a terminal capable of being quickly plugged in and plugged out. Disclosure of Invention The technical scheme includes that the wiring terminal capable of being quickly plugged comprises a terminal plate, clamping grooves, conducting heads, first conducting wires, second conducting wires, limiting holes, countersunk holes, extrusion columns and compression springs, wherein a plurality of groups of clamping grooves are formed in mirror image positions above and below the front face of the terminal plate, limiting holes are formed in the upper portions inside the clamping grooves, countersunk holes are formed in the lower portions inside the clamping grooves, the inside of each limiting hole is elastically connected with one end of each extrusion column through the compression springs, the other end of each extrusion column is located in the corresponding clamping groove and is in sliding connection with the clamping groove, the first conducting wires and the second conducting wires are clamped in the corresponding countersunk holes through the conducting heads, and the conducting heads are in corresponding contact with the extrusion columns. Preferably, the back of the terminal board is provided with a U-shaped groove, the two sides of the front of the terminal board are symmetrically provided with notches, and the inside of each notch is respectively provided with a through hole in a penetrating way. Preferably, a limiting groove is formed in the outer side of each limiting hole; the outer side of each countersink is provided with a wire inlet groove, the inside of the top end of each countersink is fixedly provided with an annular electrode plate matched with the top end of the countersink, electrode plates are fixedly arranged between the countersinks in each group of clamping grooves, each electrode plate is fixedly connected with each annular electrode plate, and the first lead wire and the second lead wire penetrate into the corresponding countersink through the wire inlet grooves and are movably connected with the countersinks. Preferably, the bottom end of each extrusion column is fixedly provided with an extrusion disc, each extrusion disc is in contact with the corresponding conductive head, the upper part of the outer side of each extrusion column is fixedly provided with a handle, and each handle is in sliding connection with each limit groove. The electric conducting head comprises an insulating table, an electric conducting table, an elastic limiting cylinder II, a notch, a compression spring II and an extrusion ring sleeve, wherein the bottom surface of the insulating table is fixedly connected with the bottom surface of the electric conducting table, the bottom surface of the electric conducting table is fixedly connected with the top end of the elastic limiting cylinder II, three identical notches are formed in the surfaces of the elastic limiting cylinder II and the elastic limiting cylinder II in symmetrical positions, the diameter of the elastic limiting cylinder is smaller than that of the elastic limiting cylinder II, the compression spring II is sleeved on the outer side of the elastic limiting cylinder, one end of the compression spring II is fixedly connected with the bottom surface of the electric conducting table, the other end of the compression spring II is fixedly connected with one end of the extrusion ring sleeve, the extrusion ring sleeve is sleeved on the outer sides of the elastic limiting cylinder II and is in sliding connection with the elastic limiting cylinder II, electrode plates inside the elastic limiting cylinder II and the elastic limiting cylinder II are fixedly installed on the inner surfaces of the elastic limiting cylinder II, the electrode plates inside the elastic limiting cy