CN109038035B

CN109038035B - Connector adopting sliding block to lock wire quickly

Info

Publication number: CN109038035B
Application number: CN201810803911.6A
Authority: CN
Inventors: 郭卫东; 张�杰
Original assignee: Shanghai Aerospace Science and Industry Appliance Co Ltd
Current assignee: Shanghai Aerospace Science and Industry Appliance Co Ltd
Priority date: 2018-07-20
Filing date: 2018-07-20
Publication date: 2020-01-07
Anticipated expiration: 2038-07-20
Also published as: CN109038035A

Abstract

The invention discloses a connector adopting a slider to quickly lock a wire, which comprises a shell, a torsional spring, a base, a contact terminal, a handle, a wire pressing elastic sheet, a slider and a spring. The invention adopts the combination of multiple bases, each base has an independent locking wire, the locking wire has the function of reinsurance, and the invention has the advantages of good reliability, wide application space range and convenient operation.

Description

Connector adopting sliding block to lock wire quickly

Technical Field

The invention relates to the technical field of electric connectors, which are used for the occasion of multi-base combination, wherein each base independently locks a wire and the locking wire has reinsurance, in particular to a connector adopting a sliding block to quickly lock the wire.

Background

The tail end connecting cable is a commonly used connecting mode of the connector, and for convenience of maintenance, a structure with a detachable tail end is adopted for most of the tail end connecting cables, and comprises an elastic piece pressing and screw locking structure. The shell fragment compact structure generally can add the ejector pad, utilizes the instrument drive ejector pad to reach the purpose of dismantling the cable, and screw locking adopts screw and pressing wire frame structure, twists the screw through the screwdriver and compresses tightly or loosen the cable, and the problem that exists is that above-mentioned structure all needs to adopt the instrument operation, and the operation is wasted time and energy, and operating time is longer, and is unfavorable for operating under high altitude environment or the inconvenient environment of using tool.

The prior art also has the structure that adopts the twist grip to drive the shell fragment motion and lock or loosen the cable, oppresses the shell fragment through the handle, and the shell fragment locks the cable, and the problem of existence is, in operation, behind the handle oppression shell fragment, the reaction force of shell fragment is used in on the handle all the time, in case the handle became invalid with the locking buckle of casing, then the handle can bounce by oneself under the reaction force of shell fragment, lead to the cable of locking to loose by oneself and take off, has the potential safety hazard and the risk of making the accident.

Disclosure of Invention

The invention aims to provide a connector adopting a sliding block to quickly lock a wire, which aims at overcoming the defects of the prior art, and adopts a structure that a handle, a wire pressing elastic sheet and a sliding block are arranged in a base, when the wire is locked, an elastic sheet platform of the handle presses the wire pressing elastic sheet to lock the wire, and a lock tongue on the sliding block locks the wire pressing elastic sheet. The invention adopts the combination of multiple bases, each base has an independent locking wire, the locking wire has the function of reinsurance, and the invention has the advantages of good reliability, wide application space range and convenient operation.

The specific technical scheme for realizing the purpose of the invention is as follows:

a connector adopting a sliding block to quickly lock a wire is characterized by comprising a shell, a torsion spring, a base, a contact terminal, a handle, a wire pressing elastic sheet, a sliding block and a spring, wherein the shell is a rectangular shell provided with a base groove; be equipped with the terminal on the base and hold chamber, handle buckle, torsional spring post and round pin shaft hole, the base is one or more, and the base inslot of shell is located to the base.

The contact terminal is composed of a butt joint end and a wire locking end, a sliding groove is arranged on the butt joint end, and the butt joint end of the contact terminal extends out of the terminal accommodating cavity of the base.

The sliding block is provided with a lock tongue and is arranged in the sliding groove of the contact terminal.

The spring is arranged between the sliding block and the sliding groove.

The torsion spring and the line pressing elastic sheet are sleeved on the torsion spring column of the base.

The handle is provided with a pin shaft, an elastic sheet platform, a clamping seat and a flange, the handle is hinged with a pin shaft hole of the base through the pin shaft, the flange of the handle is contacted with the sliding block, the elastic sheet platform of the handle is contacted with the pressing line elastic sheet, the clamping seat of the handle is clamped with the handle buckle of the base, and the sliding block is provided with a lock tongue which is locked with the pressing line elastic sheet.

The structure that the handle, the wire pressing elastic sheet and the sliding block are arranged in the base is adopted, when a wire is locked, the elastic sheet platform of the handle presses the wire pressing elastic sheet to lock the cable, the spring bolt on the sliding block locks the wire pressing elastic sheet, and the reaction force of the wire pressing elastic sheet is balanced by the spring bolt and cannot act on the handle during working, so that even if the clamping seat of the handle and the handle of the base are buckled and failed, the wire pressing elastic sheet always locks the cable as long as no external force is applied, the locked cable cannot automatically loosen, and the safety and reliability of the cable locking device in working are ensured. The invention adopts the combination of multiple bases, each base has an independent locking wire, the locking wire has the function of reinsurance, and the invention has the advantages of good reliability, wide application space range and convenient operation.

Drawings

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

FIG. 2 is a schematic view of the cross-sectional structure A-A of FIG. 1;

FIG. 3 is a schematic structural diagram of a base according to the present invention;

FIG. 4 is a schematic view of a contact terminal according to the present invention;

FIG. 5 is a schematic view of the handle of the present invention;

FIG. 6 is a schematic structural diagram of a wire-pressing spring plate according to the present invention;

FIG. 7 is a schematic view of the cable unlocked in use according to the present invention;

fig. 8 is a schematic view of the usage state of the present invention.

Detailed Description

Referring to fig. 1 and 2, the invention includes a housing 11, a torsion spring 12, a base 14, a contact terminal 15, a handle 16, a wire pressing elastic sheet 17, a slider 18 and a spring 19, wherein the housing 11 is a rectangular housing with a base groove.

Referring to fig. 1, 2 and 3, the base 14 is provided with a terminal accommodating cavity 141, a handle buckle 142, a torsion spring column 143 and a pin shaft hole 144, the base 14 includes one or more bases, and the base 14 is disposed in a base groove of the housing 11.

Referring to fig. 1, 2 and 4, the contact terminal 15 is composed of a mating end 151 and a locking end 152, the mating end 151 is provided with a sliding slot 153, and the mating end 151 of the contact terminal 15 protrudes from the terminal accommodating cavity 141 of the base 14.

Referring to fig. 1 and 2, a latch 181 is disposed on the sliding block 18, and the sliding block 18 is disposed in the sliding slot 153 of the contact terminal 15; the spring 19 is arranged between the sliding block 18 and the sliding groove 153; the torsion spring 12 and the pressing line spring piece 17 are sleeved on the torsion spring column 143 of the base 14.

Referring to fig. 1, 2, 5, and 6, the handle 16 is provided with a pin 161, a spring platform 162, a clamping seat 163, and a flange 164, the handle 16 is hinged to the pin hole 144 of the base 14 through the pin 161, the flange 164 of the handle 16 contacts the slider 18, the spring platform 162 of the handle 16 contacts the pressing line spring 17, the clamping seat 163 of the handle 16 is clamped to the handle buckle 142 of the base 14, and the slider 18 is provided with a locking tongue 181 locked to the pressing line spring 17.

Examples

Locking of cables

Referring to fig. 1, 2 and 8, first, the handle 16 is rotated clockwise around the pin 161 until the handle 16 is completely released, and the flange 164 of the handle 16 contacts the slider 18, so that the slider 18 compresses the spring 19 and moves rightward in the sliding slot 153, and the cable is inserted into the terminal accommodating cavity 141 of the base 14, and at this time, the cable is located between the butting end 151 of the contact terminal 15 and the bottom of the wire pressing spring piece 17; the handle 16 is rotated counterclockwise around the pin 16, the handle 16 is folded, the elastic sheet platform 162 of the handle 16 presses the wire pressing elastic sheet 17 to deform along with the folding of the handle 16, the cable is clamped, meanwhile, the flange 164 of the handle 16 gradually separates from the sliding block 18, the sliding block 18 moves to the left in the sliding groove 153 under the action of the counterforce of the spring 19, the locking tongue 181 on the sliding block 18 locks the wire pressing elastic sheet 17, the clamping seat 163 of the handle 16 is clamped with the handle clamping buckle 142 of the base 14, and the locking work of the cable is completed.

Unlocking of cables

Referring to fig. 1, 7 and 8, the handle 16 is rotated clockwise around the pin 161, that is, the handle 16 is gradually loosened, the clamping seat 163 of the handle 16 is separated from the handle buckle 142 of the base 14, the flange 164 of the handle 16 gradually contacts the slider 18, the slider 18 overcomes the force of the spring 19 and moves rightward in the sliding slot 153, the latch tongue 181 on the slider 18 is separated from the wire pressing elastic piece 17, and meanwhile, the elastic piece platform 162 of the handle 16 gradually releases the pressing on the wire pressing elastic piece 17 until the handle 16 is completely loosened, the cable at the butt end 151 of the contact terminal 15 is released by the wire pressing elastic piece 17, and the unlocking operation of the cable is completed.

Technical effects of the invention

Referring to fig. 1, 2, 5, and 6, during locking, the handle 16 is rotated counterclockwise, that is, the handle 16 is moved from the releasing to the closing process, at this time, the flange 164 of the handle 16 contacts the slider 18, the slider 18 stops moving, the elastic platform 162 of the handle 16 presses the cable-pressing elastic piece 17 to lock the cable, as the handle 16 continues to swing, the flange 164 of the handle 16 gradually separates from the slider 18, the slider 18 moves to the left in the sliding slot 153 under the counterforce of the spring 19, the latch 181 on the slider 18 locks the cable-pressing elastic piece 17, the latch 163 of the handle 16 is latched with the handle latch 142 of the base 14 to complete locking, during locking, the counterforce of the cable-pressing elastic piece 17 is balanced by the latch 181 of the slider 18, the counterforce of the cable-pressing elastic piece 17 does not act on the handle 16, even if the latch 163 of the handle 16 fails to the handle latch 142 of the base, as long as no external force, the wire pressing elastic piece 17 always locks the cable, and the locked cable cannot be loosened automatically, so that the safety and reliability of the cable clamp in working are ensured.

Claims

1. A connector adopting a sliding block to lock wires quickly is characterized by comprising a shell (11), a torsion spring (12), a base (14), a contact terminal (15), a handle (16), a wire pressing elastic sheet (17), a sliding block (18) and a spring (19), wherein the shell (11) is a rectangular shell provided with a base groove; the base (14) is provided with one or more terminal accommodating cavities (141), a handle buckle (142), a torsion spring column (143) and a pin shaft hole (144), and the base (14) is arranged in a base groove of the shell (11);

the contact terminal (15) consists of a butt joint end (151) and a lock wire end (152), a sliding groove (153) is arranged on the butt joint end (151), and the butt joint end (151) of the contact terminal (15) extends out of a terminal accommodating cavity (141) of the base (14);

the sliding block (18) is provided with a lock tongue (181), and the sliding block (18) is arranged in a sliding groove (153) of the contact terminal (15);

the spring (19) is arranged between the sliding block (18) and the sliding groove (153);

the torsion spring (12) and the line pressing elastic sheet (17) are sleeved on a torsion spring column (143) of the base (14);

the handle (16) is provided with a pin shaft (161), a spring plate platform (162), a clamping seat (163) and a flange (164), the handle (16) is hinged with a pin shaft hole (144) of the base (14) through the pin shaft (161), the flange (164) of the handle (16) is contacted with the sliding block (18), the spring plate platform (162) of the handle (16) is contacted with the wire pressing spring plate (17), the clamping seat (163) of the handle (16) is clamped with a handle buckle (142) of the base (14), and the sliding block (18) is provided with a lock tongue (181) which is locked with the wire pressing spring plate (17).