CN210779044U

CN210779044U - Waterproof connecting cable

Info

Publication number: CN210779044U
Application number: CN201922375531.XU
Authority: CN
Inventors: 李哲
Original assignee: Xi'an Zhongsheng Huayi Information Technology Co ltd
Current assignee: Xi'an Zhongsheng Huayi Information Technology Co ltd
Priority date: 2019-12-25
Filing date: 2019-12-25
Publication date: 2020-06-16
Anticipated expiration: 2029-12-25

Abstract

The utility model discloses a waterproof type connecting cable mainly solves current cable junction and intakes easily and leads to the cable short circuit, causes the problem of incident. The waterproof connecting cable comprises a cable, and also comprises a wiring terminal and a plug terminal which are respectively arranged at two ends of the cable and are matched with each other; the cable comprises a cable core, an insulating layer coated on the cable core and a cable sheath coated on the insulating layer. Through the design, the utility model discloses a connecting cable can realize quick zonulae occludens to cable link kneck probably infiltration department all prevents the entering of steam through setting up modes such as sealed cushion, water absorption membrane, avoids connecting cable to meet water short circuit, thereby plays water-proof effects, prolongs the life of cable. Therefore, the method has high use value and popularization value.

Description

Waterproof connecting cable

Technical Field

The utility model relates to a connecting cable, specifically speaking relates to a waterproof type connecting cable.

Background

The cable generally comprises a primary outer protective layer of conductive metal wires, the outer protective layer is mostly a belting layer, an insulating layer, a shielding layer and an armor sheath layer, the cable is widely applied to various fields such as factories, office buildings, recreational places and the like, so the using amount of the cable is particularly huge, the cable is particularly important, the requirement on quality is also very high, but the requirement on the quality and the use purpose of the cable in various fields is different, along with the development of the society, the cable also needs to be continuously improved, and the cable can be better put into use.

The existing cable is often connected with different cables, the joint of the cable is easy to have short circuit when encountering water, so that safety accidents are caused, and the damage is extremely large, so that the waterproof cable is needed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a waterproof type connecting cable mainly solves current cable junction and intakes easily and leads to the cable short circuit, causes the problem of incident.

In order to achieve the above object, the utility model adopts the following technical scheme:

a waterproof connecting cable comprises a cable, a wiring end and a plug wire end, wherein the wiring end and the plug wire end are respectively arranged at two ends of the cable and are matched with each other; the cable comprises a cable core, an insulating layer coated on the cable core and a cable sheath coated on the insulating layer.

Furthermore, the wiring end comprises a circular wiring frame matched with the cable, a plurality of brackets fixedly connected to the outer wall of the wiring frame, bolts connected to the brackets through threads, insulators filled in the wiring frame, boss-shaped through holes arranged in the centers of the insulators, and contact pins penetrating through the boss-shaped through holes and conducting with the cable core; the bolt penetrates through the bracket and is in threaded connection with a threaded hole formed in the end part of the insulating layer of the cable; and a sealing ring is arranged at the joint of the bracket and the end part of the cable.

Furthermore, the contact pin is matched with the boss-shaped through hole in shape, the rear portion of the contact pin is provided with an insertion hole, the rear end face of the contact pin is fixedly welded with a connecting sheet, and the rear end face of the connecting sheet is provided with a bolt adjusting portion.

Furthermore, the bolt adjusting part comprises an upper elastic sheet and a lower elastic sheet which are arranged on the rear end face of the connecting sheet, a screw joint which is fixedly connected to the side wall of each elastic sheet, and an adjusting bolt which penetrates through the side wall of the wiring frame and is in threaded connection with the side wall of the wiring frame and the screw joint.

Furthermore, a waterproof gasket is arranged between the adjusting bolt and the outer side wall of the junction frame, and a water absorbing film is arranged on the inner side wall of the junction frame at the position corresponding to the adjusting bolt.

Furthermore, the wire plugging end comprises a cable core conductor protruding out of the end of the cable, connecting threads arranged on an insulating layer with a wire sheath removed at the end of the cable, and a groove arranged on the wire sheath at the near end of the cable; wherein, connecting thread with set up in butt joint screw thread accordant connection on the inside wall of connection terminal rear end, the recess be used for with the protruding circle joint that the inside wall set up of connection terminal rear portion near-end.

Compared with the prior art, the utility model discloses following beneficial effect has:

(1) the utility model discloses a connecting cable sets up the plug wire section and the wiring end of mutual matching through at cable both ends for two sections cables can realize quick zonulae occludens, and the entering that probably infiltration department of cable link kneck prevents steam all through modes such as setting up sealed cushion, water absorption membrane, avoids connecting cable to meet the water short circuit, thereby plays water-proof effects, prolongs the life of cable.

(2) The utility model discloses an insulator middle part in the connection frame sets up boss form through-hole to fix the contact pin that matches with boss form through-hole in boss form through-hole, recycle connection piece, flexure strip, screwed joint, adjusting bolt and realize that the cable core conductor that the plug wire end inserted in the connection frame switches on with the wiring end, make the connection effect of cable link better, be difficult for droing, guarantee to connect stably.

Drawings

Fig. 1 is a schematic sectional view of the present invention.

Fig. 2 is a partially enlarged view of a portion a in fig. 1.

Wherein, the names corresponding to the reference numbers are:

1-terminal, 2-plug terminal, 3-cable core, 4-insulating layer, 5-wire skin, 6-threaded hole, 7-sealing ring, 8-waterproof gasket, 9-water absorption film, 10-junction frame, 11-support, 12-bolt, 13-insulator, 14-boss-shaped through hole, 15-plug pin, 16-jack, 17-connecting sheet, 18-elastic sheet, 19-screwed joint, 20-adjusting bolt, 21-groove and 22-raised ring.

Detailed Description

The present invention will be further described with reference to the following description and examples, which include but are not limited to the following examples.

Examples

As shown in fig. 1 and 2, the waterproof connecting cable of the present invention comprises a cable, and further comprises a wiring terminal 1 and a plug terminal 2 respectively disposed at two ends of the cable and matched with each other; the cable comprises a cable core 3, an insulating layer 4 coated on the cable core 3 and a wire sheath 5 coated on the insulating layer 4.

The wiring terminal 1 comprises a circular wiring frame 10 matched with a cable, a plurality of brackets 11 fixedly connected to the outer wall of the wiring frame 10, bolts 12 connected to the brackets 11 through threads, insulators 13 filled in the wiring frame 10, boss-shaped through holes 14 arranged in the centers of the insulators 13, and contact pins 15 penetrating through the boss-shaped through holes 14 and conducting with the cable core 3; wherein, the bolt 12 penetrates through the bracket 11 and is in threaded connection with a threaded hole 6 arranged at the end part of the insulating layer 4 of the cable; and a sealing ring 7 is arranged at the joint of the bracket 11 and the end part of the cable.

And the shape of the contact pin 15 is matched with that of the boss-shaped through hole 14, the rear part of the contact pin 15 is provided with an insertion hole 16, the rear end face of the contact pin 15 is fixedly welded with a connecting sheet 17, and the rear end face of the connecting sheet 17 is provided with a bolt adjusting part. The bolt adjusting part comprises an upper elastic sheet 18 and a lower elastic sheet 18 which are arranged on the rear end face of the connecting sheet 17, a screw joint 19 which is fixedly connected to the side wall of each elastic sheet 18, and an adjusting bolt 20 which penetrates through the side wall of the wire frame 10 and is in threaded connection with the side wall of the wire frame 10 and the screw joint 19.

In order to prevent water vapor from entering the connecting end from the through hole of the adjusting bolt, a waterproof gasket 8 is arranged between the adjusting bolt 20 and the outer side wall of the wire holder 10, and a water absorbing film 9 is arranged on the inner side wall of the wire holder 10 at the position corresponding to the adjusting bolt 20. The water absorption film can play a role in secondary water prevention, and even if moisture enters, the moisture can be absorbed by the water absorption film.

The plug terminal 2 comprises a cable core 3 conductor protruding out of the end of the cable, a connecting thread arranged on an insulating layer 4 with a cable sheath removed at the end of the cable, and a groove 21 arranged on the cable sheath at the near end of the cable; wherein, connecting thread with set up in butt joint screw thread accordant connection on the inside wall of connection frame 10 rear end, recess 21 be used for with protruding circle 22 joint that the inside wall set up at the rear portion near-end of connection frame 10.

When the plug wire end is inserted into the wiring end, the connecting thread on the insulating layer of the cable end part of the plug wire end is in threaded connection with the butt joint thread on the wiring frame, the protruding ring arranged on the inner wall at the near end of the rear part of the wiring frame is clamped into the groove on the cable sheath at the near end of the cable end part, water vapor is prevented from entering from the rear connecting end, after the external fixation, the cable core conductor of the plug wire end is adjusted and fixed by utilizing the adjusting bolt, and the normal conduction of the cable connecting part is ensured.

Through the design, the utility model discloses a connecting cable can realize quick zonulae occludens to cable link kneck probably infiltration department all prevents the entering of steam through setting up modes such as sealed cushion, water absorption membrane, avoids connecting cable to meet water short circuit, thereby plays water-proof effects, prolongs the life of cable. Therefore, the method has high use value and popularization value.

The above embodiment is only one of the preferred embodiments of the present invention, and should not be used to limit the protection scope of the present invention, but all the insubstantial changes or modifications made in the spirit and the idea of the main design of the present invention, the technical problems solved by the embodiment are still consistent with the present invention, and all should be included in the protection scope of the present invention.

Claims

1. A waterproof connecting cable comprises a cable and is characterized by further comprising a wiring terminal (1) and a plug wire terminal (2) which are arranged at two ends of the cable respectively and matched with each other; the cable comprises a cable core (3), an insulating layer (4) coated on the cable core (3), and a wire sheath (5) coated on the insulating layer (4);

the wiring terminal (1) comprises a circular wiring frame (10) matched with a cable, a plurality of supports (11) fixedly connected to the outer wall of the wiring frame (10), bolts (12) connected to the supports (11) through threads, insulators (13) filled in the wiring frame (10), boss-shaped through holes (14) formed in the centers of the insulators (13), and contact pins (15) penetrating through the boss-shaped through holes (14) and communicated with the cable core (3); the bolt (12) penetrates through the bracket (11) and is in threaded connection with a threaded hole (6) formed in the end part of the insulating layer (4) of the cable; and a sealing ring (7) is arranged at the joint of the bracket (11) and the end part of the cable.

2. The waterproof type connecting cable according to claim 1, wherein the inserting pin (15) is matched with the boss-shaped through hole (14) in shape, the rear portion of the inserting pin (15) is provided with a jack (16), a connecting piece (17) is fixedly welded to the rear end face of the inserting pin (15), and a bolt adjusting portion is arranged on the rear end face of the connecting piece (17).

3. A waterproof type connecting cable according to claim 2, wherein said bolt adjusting portion comprises upper and lower elastic pieces (18) provided on a rear end surface of the connecting piece (17), a screw joint (19) fixedly connected to a side wall of each of said elastic pieces (18), and an adjusting bolt (20) penetrating through a side wall of the junction frame (10) and threadedly connected with the side wall of the junction frame (10) and the screw joint (19).

4. A water-proof connection cable according to claim 3, characterized in that a water-proof washer (8) is arranged between the adjusting bolt (20) and the outer side wall of the junction box (10), and a water-absorbing film (9) is arranged on the inner side wall of the junction box (10) at the corresponding position of the adjusting bolt (20).

5. A water-proof connection cable according to claim 4, wherein the plug end (2) comprises a conductor of the core (3) protruding from the end of the cable, a connection thread provided on the insulating layer (4) of the cable end with the sheath removed, and a groove (21) provided on the sheath at the proximal end of the cable end; wherein, connecting thread with set up in butt joint screw thread accordant connection on the inside wall of junction frame (10) rear end, recess (21) be used for with protruding circle (22) joint that inner wall set up at junction frame (10) rear portion near-end.