CN215377736U - Make things convenient for binding post of dismouting cable - Google Patents

Abstract

The utility model discloses a wiring terminal convenient for dismounting a cable, which comprises a wire lug with a hole, a wire barrel used for meshing the cable and a thread rotating sleeve, wherein the thread rotating sleeve and the wire barrel are fixedly connected in a thread way through internal threads and external threads, the wire lug is fixedly arranged at the front end of the wire barrel, a first jack and a second jack are respectively arranged at the centers of the inner end and the outer end of the thread rotating sleeve, and the diameter of the first jack is smaller than that of the second jack. And a wiring contact pin is fixedly arranged on the axis in the wire barrel and is in splicing fit with the first jack. The utility model provides a wiring terminal, wherein a thread rotating sleeve which can be screwed is additionally arranged on a wire barrel, so that a cable is clamped and fixed, and the wiring terminal is not required to be damaged when the cable is replaced. When the cable is fixed in the bobbin, be difficult to not hard up, it is fixed firm, and contact is inseparable between bobbin and the cable, be difficult to produce the space and influence electric conductivity.

Description

Make things convenient for binding post of dismouting cable

Technical Field

The utility model relates to a wiring terminal, in particular to a wiring terminal convenient for dismounting a cable.

Background

The structure of the traditional wiring terminal is as follows: the wire lug is a plate-shaped part with holes, the wire lug is cylindrical, the wire is inserted into the wire nose, the wire nose is squeezed by a special tool to crimp the wire into the wire nose, the wiring operation is inconvenient, the defects of poor wiring, high resistance and poor safety of the cable are easily caused, and meanwhile, the wiring terminal cannot be reused, so that waste is caused. And when the cable is fixed in the wire nose, the cable is easy to loosen and is not firmly fixed, and a gap is easy to exist between the wire nose and the cable, so that the cable is loosened, and the fixation of the cable is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems in the prior art and provides the wiring terminal which is convenient for dismounting and mounting the cable, and the wiring terminal is not required to be damaged when the cable is replaced.

The utility model adopts the technical scheme for solving the technical problems that: the utility model provides a make things convenient for binding post of dismouting cable, includes foraminiferous lug and the bobbin that is used for the interlock cable, still includes the screw thread and rotates the cover, and the screw thread rotates to sheathe in and is equipped with the external screw thread, the rear end of bobbin is equipped with the internal thread, screw thread rotates and carries out screw thread fixed connection through internal thread and external screw thread on cover and the bobbin, the front end of bobbin is fixed to be provided with the lug, the center at the inside and outside both ends of screw thread rotation cover is equipped with first jack and second jack respectively, and the diameter of first jack is less than the diameter of second jack. And a wiring contact pin is fixedly arranged on the axis in the wire barrel and is in splicing fit with the first jack.

For further improvement, the connection pins and the first jacks are in clearance fit.

Further perfection, be equipped with the taper hole section between first jack and the second jack.

Further perfection, the outer end of the wiring contact pin is provided with a guide needle, and the diameter of the guide needle is smaller than that of the wiring contact pin.

Further perfection, the inner of wiring contact pin is equipped with the needle file, and the needle file inlays in the inside of line section of thick bamboo.

Further perfection, the surfaces of the needle seat and the wiring contact pin are plated with silver.

Further perfection, be equipped with the sealing washer on the second jack.

And further perfection is realized, the outer end of the thread rotating sleeve is provided with a wrenching flange, the thread rotating sleeve is sleeved with a check washer, and the check washer is positioned between the wrenching flange and the outer end face of the wire barrel.

The utility model has the beneficial effects that: the utility model provides a wiring terminal, wherein a thread rotating sleeve which can be screwed is additionally arranged on a wire barrel, so that the clamping and fixing of a cable are realized, when the cable is replaced, the wiring terminal does not need to be damaged, the wiring terminal can be used for multiple times, and further, the contact between an exposed lead at the tail end of the cable and the wire barrel is improved through the insertion and matching of a first jack on the inner end surface of the thread rotating sleeve and a wiring contact pin in the wire barrel, so that the wire barrel and the thread rotating sleeve are clamped more tightly, and when the cable is fixed in the wire barrel, the cable is not easy to loosen and is firmly fixed, and the wire barrel and the cable are tightly contacted, so that the gap is not easy to generate to influence the conductivity.

Drawings

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

description of reference numerals: 1. the wire lug, 2, the wire barrel, 21, the wiring contact pin, 22, the guide pin, 23, the needle seat, 3, the thread rotating sleeve, 31, the first insertion hole, 32, the second insertion hole, 33, the taper hole section, 34, the sealing ring, 35, the screwing flange, 36 and the anti-loose washer.

Detailed Description

The utility model will be further described with reference to the accompanying drawings in which:

referring to figure 1: the utility model provides a make things convenient for binding post of dismouting cable, including foraminiferous lug 1 and the bobbin 2 that is used for the interlock cable, still include the screw thread and rotate cover 3, the screw thread is rotated and is equipped with the external screw thread on the cover 3, the rear end of bobbin 2 is equipped with the internal thread, screw thread is rotated and is carried out screw thread fixed connection through internal thread and external screw thread on cover 3 and the bobbin 2, the front end of bobbin 2 is fixed to be provided with lug 1, the center at the inside and outside both ends of screw thread rotation cover 3 is equipped with first jack 31 and second jack 32 respectively, and the diameter of first jack 31 is less than the diameter of second jack 32. A wiring pin 21 is fixedly arranged on the axis in the wire barrel 2, and the wiring pin 21 is in plugging fit with the first jack 31. During the use, shell the wire with the cable front end, make its terminal exposed copper line, the cable inserts in the second jack 32 of screw thread rotating sleeve 3, the copper line of cable front end reaches between screw thread rotating sleeve 3's the interior terminal surface and the spool 2 inner through first jack 31, screw thread rotating sleeve 3 screws up the back, the realization is fixed to the terminal clamp of cable, the contact nature between terminal exposed wire of cable and the spool has been improved, make the spool more inseparable joint with screw thread rotating sleeve, when the cable is fixed in the spool, be difficult to become flexible, it is fixed firm, wiring contact pin 21 and first jack 31 are pegged graft the cooperation simultaneously, it is fixed to the terminal realization secondary chucking of cable, and contact between spool and the cable is inseparable, be difficult to produce the space and influence electric conductivity. When the cable is replaced, the wiring terminal does not need to be damaged, the thread rotating sleeve 3 is unscrewed, the wiring terminal can be used for multiple times, and damage to a wiring stud on the device, such as wire sliding and twisting off, can be avoided.

The wiring pins 21 and the first insertion holes 31 are in clearance fit, so that the lead can be prevented from being broken or blocked due to excessive compression. A taper hole section 33 is arranged between the first insertion hole 31 and the second insertion hole 32, so that the front end of the cable can conveniently pass through the first insertion hole 31. The outer end of the wiring insertion pin 21 is provided with a guide needle 22, and the diameter of the guide needle 22 is smaller than that of the wiring insertion pin 21. The guide needle 22 can separate the wiring harness at the front end of the convenient cable to two sides of the wiring contact pin 21, so as to be convenient for clamping and fixing. The inner end of the wiring contact pin 21 is provided with a needle seat 23, and the needle seat 23 is embedded in the wire barrel 2 and can be replaced. The surfaces of the needle seat 23 and the wiring contact pin 21 are plated with silver, so that the electric conductivity between the cable and the wiring terminal is further improved. And a sealing ring 34 is arranged on the second jack 32 and can be in interference fit with the outer sleeve of the cable, so that waterproof and dustproof sealing is realized. The outer end of the thread rotating sleeve 3 is provided with a wrenching flange 35, the thread rotating sleeve 3 is convenient to rotate through a tool wrench, the thread rotating sleeve 3 is externally sleeved with a locking washer 36, and the locking washer 36 is located between the wrenching flange 35 and the outer end face of the wire barrel 2, so that the thread rotating sleeve 3 is prevented from loosening, and external threads can be prevented from rusting.

While the utility model has been shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the scope of the appended claims.

Claims (8)

1. The utility model provides a make things convenient for binding post of dismouting cable, includes foraminiferous lug (1) and a spool (2) that are used for the interlock cable, its characterized in that: still include the screw thread and rotate cover (3), be equipped with the external screw thread on screw thread rotation cover (3), the rear end of a line section of thick bamboo (2) is equipped with the internal thread, the screw thread rotates and carries out screw thread fixed connection through internal thread and external screw thread on cover (3) and a line section of thick bamboo (2), the front end of a line section of thick bamboo (2) is fixed to be provided with lug (1), the center at the inside and outside both ends of screw thread rotation cover (3) is equipped with first jack (31) and second jack (32) respectively, and the diameter of first jack (31) is less than the diameter of second jack (32), the fixed wiring contact pin (21) that is provided with on the axis in a line section of thick bamboo (2), wiring contact pin (21) are pegged graft the cooperation with first jack (31).

2. The connecting terminal convenient for dismounting and mounting a cable according to claim 1, characterized in that: the wiring pins (21) are in clearance fit with the first jacks (31).

3. The connecting terminal convenient for dismounting and mounting a cable according to claim 2, characterized in that: a taper hole section (33) is arranged between the first insertion hole (31) and the second insertion hole (32).

4. A terminal block for facilitating the removal and installation of a cable according to any one of claims 1 to 3, wherein: the outer end of the wiring contact pin (21) is provided with a guide needle (22), and the diameter of the guide needle (22) is smaller than that of the wiring contact pin (21).

5. The connecting terminal convenient for dismounting and mounting a cable according to claim 1, characterized in that: the inner end of the wiring contact pin (21) is provided with a needle seat (23), and the needle seat (23) is embedded in the wire barrel (2).

6. The connecting terminal for facilitating the dismounting and mounting of a cable according to claim 5, wherein: the surfaces of the needle seat (23) and the wiring contact pin (21) are plated with silver.

7. The connecting terminal convenient for dismounting and mounting a cable according to claim 1, characterized in that: and a sealing ring (34) is arranged on the second insertion hole (32).

8. The connecting terminal convenient for dismounting and mounting a cable according to claim 1, characterized in that: the outer end of the thread rotating sleeve (3) is provided with a wrenching flange (35), the thread rotating sleeve (3) is sleeved with a check washer (36), and the check washer (36) is located between the wrenching flange (35) and the outer end face of the bobbin (2).

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