CN211908326U

CN211908326U - Shrinkage cable terminal main insulation device

Info

Publication number: CN211908326U
Application number: CN202020856960.9U
Authority: CN
Inventors: 宋勇; 陈海波; 陈勇林; 宋晓林
Original assignee: Tianjin Elite Electrical Equipment Manufacturing Co ltd
Current assignee: Tianjin Elite Electrical Equipment Manufacturing Co ltd
Priority date: 2020-05-21
Filing date: 2020-05-21
Publication date: 2020-11-10
Anticipated expiration: 2030-05-21

Abstract

The utility model discloses a shrinkage cable terminal main insulation device, which comprises a main pipe, the through-hole has all been seted up to the person in charge both sides, and person in charge one side is fixed with the sleeve pipe, and the through-hole has all been seted up to the sleeve pipe both sides, and sleeve pipe one side is fixed with pullover, and pullover sets to gradually narrow hollow round platform structure from inside to outside, and pullover both sides have been seted up the through-hole, and the person in charge keeps away from sleeve pipe one side and is connected with the house steward, is provided with the cavity in the house steward, cavity and person in charge intercommunication, house steward opposite side through connection have first branch pipe and second. The utility model discloses in be provided with the insulating mechanism who is responsible for, sleeve pipe, pullover and house steward as an organic whole, be responsible for fixed cable conductor, sheathed tube diameter is greater than the person in charge, the installation of being convenient for, house steward and person in charge threaded connection, each branch line and insulation protection in the cable termination are convenient for install to first branch pipe and the second branch pipe on the house steward.

Description

Shrinkage cable terminal main insulation device

Technical Field

The utility model relates to a cable termination head protection technical field especially relates to a shrinkage cable termination owner insulator arrangement.

Background

The cable terminal integrates water resistance, stress control, shielding and insulation, has good electrical performance and mechanical performance, and can be used for a long time under various severe environmental conditions. Has the advantages of light weight, convenient installation and the like. The cable terminal is widely applied to various fields of electric power, petrochemical industry, metallurgy, railway ports, buildings and the like. The connection between the cable and the ring main unit is generally realized by using a cable terminal.

The cable terminal is usually installed in the cable chamber of looped netowrk cabinet, and the space is narrow and small, unpack apart the back because of the trouble newly installing or because of the trouble, need carry out tests such as insulation resistance test, withstand voltage to the cable, it is mainly to realize the insulation between the conductor and between the conductor to the ground through insulating tape of package or cover insulating gloves at present, this kind of way consumes time longer, and unpack apart the back at every turn, must wrap up new insulating tape again, cause the wasting of resources, reduce work efficiency, also there is the threat to the safety of the person and equipment.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the main insulating device of shrinkage cable termination who proposes.

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

the utility model provides a shrinkage cable termination owner insulator arrangement, is including being responsible for, the through-hole has all been seted up to the person in charge both sides, and person in charge one side is fixed with the sleeve pipe, and the through-hole has all been seted up to the sleeve pipe both sides, and sleeve pipe one side is fixed with pullover, and pullover sets to gradually narrow hollow round platform structure from inside to outside, and pullover both sides have been seted up the through-hole, and the person in charge keeps away from sleeve pipe one side and is connected with the house steward, is provided with the cavity in the house steward, cavity and person in charge intercommunication, and house steward opposite side through connection.

Preferably, the contact position of the main pipe and the main pipe is provided with a thread groove, and the main pipe are in threaded connection through the thread groove.

Preferably, a plurality of evenly distributed lugs are arranged on the periphery side of the inner wall of the main pipe.

Preferably, the inner wall of the opening at one side of the sleeve head, which is far away from the main pipe, is provided with a first sleeve ring.

Preferably, the inner wall of being responsible for is provided with the solid fixed ring of first solid fixed ring and second, and the solid fixed ring of first solid fixed ring and second sets up in being responsible for inside both sides.

Preferably, the first fixing ring comprises a first half ring, a second half ring and a first gap, the second fixing ring comprises a third half ring, a fourth half ring and a second gap, and the first gap and the second gap are arranged in a crossed manner.

Preferably, the first branch pipe is sleeved with a first protection ring, a second convex ring corresponding to the second groove is arranged in the first protection ring, the second branch pipe is sleeved with a first protection ring, and a first convex ring corresponding to the first groove is arranged in the second protection ring.

The utility model has the advantages that:

1. the device is provided with an insulating mechanism integrating a main pipe, a sleeve head and a main pipe, the main pipe is used for fixing a cable, the diameter of the sleeve pipe is larger than that of the main pipe, the main pipe is convenient to install, the main pipe is in threaded connection with the main pipe, and a first branch pipe and a second branch pipe on the main pipe are convenient to install each branch pipe in the cable terminal and are used for insulation protection.

2. The device is provided with evenly distributed lugs inside the main pipe, so that friction is increased to prevent the cable from sliding, and the cable is fixed.

3. The cable terminal fixing device is provided with a first fixing ring and a second fixing ring which are composed of two semi-rings, wherein a first gap and a second gap between the first fixing ring and the second fixing ring are arranged in a crossed mode, so that clamping forces in different directions are applied to the cable terminal, and the cable terminal is fixed and more stable.

4. The device is provided with first lantern ring in the pullover to make first lantern ring atress buckle, because self elastic action closely laminates with the cable outer wall, thereby play dampproofing and waterproofing's effect.

5. The device is provided with first recess and second recess down on first branch pipe and the second branch pipe to and supporting first guard ring and second guard ring, thereby make the cable installation back, draw first guard ring and second guard ring into in first recess and the second recess, thereby prevent that the mounted position end of a thread from leaking outward.

Drawings

Fig. 1 is a schematic view of an overall structure of a main insulation device of a cold-shrink cable terminal provided in embodiment 1 of the present invention;

fig. 2 is a schematic cross-sectional structural view of a main insulation device of a cold-shrink cable terminal provided in embodiment 1 of the present invention;

fig. 3 is a schematic cross-sectional structural view of a main insulation device of a cold-shrink cable terminal, which is provided in embodiment 2 of the present invention;

fig. 4 is a schematic view of a fixing ring structure of a main insulation device of a cold shrinkage cable terminal according to embodiment 2 of the present invention.

In the figure: the structure comprises a main pipe 1, a sleeve pipe 2, a sleeve head 3, a thread groove 4, a main pipe 5, a first branch pipe 6, a second branch pipe 7, a convex block 8, a first sleeve ring 9, a first fixing ring 10, a second fixing ring 11, a first gap 12, a second gap 13, a first half ring 14, a second half ring 15, a third half ring 16, a fourth half ring 17, a first protection ring 18, a second protection ring 19, a second groove 20 and a first groove 21.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Example 1

Referring to fig. 1-2, a shrinkage cable terminal main insulation device, including being responsible for 1, the through-hole has all been seted up to the person in charge 1 both sides, be responsible for 1 one side and be fixed with sleeve pipe 2, the through-hole has all been seted up to sleeve pipe 2 both sides, sleeve pipe 2 one side is fixed with pullover 3, pullover 3 sets up to the gradually narrow hollow round platform structure from inside to outside, the through-hole has been seted up to pullover 3 both sides, it is connected with house steward 5 to be responsible for 1 to keep away from sleeve pipe 2 one side, be provided with the cavity in the house steward 5, the cavity communicates with the person in charge 1, house steward 5 opposite side through connection has first branch pipe 6 and second branch pipe 7, first.

The utility model discloses in, be responsible for 1 and house steward 5 contact position and seted up thread groove 4, be responsible for 1 and house steward 5 and pass through 4 threaded connection of thread groove, be responsible for 1 inner wall week side and be provided with a plurality of evenly distributed's lug 8.

The working principle is as follows: in the idle position of the device, all driving parts, which refer to power elements, electric devices and adaptive power supplies, are connected through leads, the specific connecting means refers to the following working principle that the electric connection is completed among the electric devices in sequence, the detailed connection means is the known technology in the field, the following mainly introduces the working principle and the process, the electric control is not explained, when in use, insert the cable terminal head from pullover 3, the cable terminal head gets into sleeve pipe 2 in proper order, be responsible for 1 inside lug 8 and can compress tightly fixedly to the cable, insert the branch line of cable terminal head from first branch pipe 6 and second branch pipe 7 again, each branch line head passes first branch pipe 6 and second branch pipe 7, the device that will branch line head and looped netowrk cabinet is worked a telephone switchboard, after the wiring is accomplished, will be responsible for 1 and house steward 5 and screw up, can play insulation protection's effect.

Example 2

Referring to fig. 3-4, in a primary insulation device for a cold-shrink cable terminal, a first collar 9 is provided on an inner wall of an opening of a side of a collar 3 away from a header pipe 5, a first fixing ring 10 and a second fixing ring 11 are provided on an inner wall of a main pipe 1, the first fixing ring 10 and the second fixing ring 11 are provided on both sides of an inside of the main pipe 1, the first fixing ring 10 includes a first half ring 14, a second half ring 15 and a first slit 12, the second fixing ring 11 includes a third half ring 16, the fourth half ring 17 and the second gap 13, the first gap 12 and the second gap 13 are arranged in a crossed manner, a second groove 20 is formed in the first branch pipe 6, the first branch pipe 6 is sleeved with a first protection ring 18, a second convex ring corresponding to the second groove 20 is arranged inside the first protection ring 18, a first groove 21 is formed in the second branch pipe 7, the second branch pipe 7 is sleeved with a second protection ring 19, and a first convex ring corresponding to the first groove 21 is arranged inside the second protection ring 19.

The working principle is as follows: first gap 12 and the second gap 13 cross arrangement in the middle of first solid fixed ring 10 and the solid fixed ring 11 of second, make the cable terminal receive the clamp force of equidirectional, thereby make the cable terminal more firm with fixed, be provided with first lantern ring 9, thereby make first lantern ring 9 atress buckle, because self elastic action closely laminates with the cable outer wall, thereby play dampproofing and waterproofing's effect, after the cable erection is good, in first guard ring 18 and the first recess 21 of second guard ring 19 pull-in correspondence and second recess 20, thereby prevent that the mounted position end of a thread from leaking outward.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a shrinkage cable termination owner insulator arrangement, including being responsible for (1), a serial communication port, be responsible for (1) both sides and all seted up the through-hole, be responsible for (1) one side and be fixed with sleeve pipe (2), the through-hole has all been seted up to sleeve pipe (2) both sides, sleeve pipe (2) one side is fixed with pullover (3), pullover (3) set to gradually narrow hollow round platform structure from inside to outside, the through-hole has been seted up to pullover (3) both sides, it is connected with house steward (5) to be responsible for (1) one side of keeping away from sleeve pipe (2), be provided with the cavity in house steward (5), cavity and the person in charge (1) intercommunication, house steward (5) opposite side through connection has first branch pipe (6) and second branch pipe (7), first branch pipe (6) and second branch pipe (.

2. The main insulation device for the cold-shrink cable terminal according to claim 1, wherein a threaded groove (4) is formed at a contact position of the main pipe (1) and the header pipe (5), and the main pipe (1) and the header pipe (5) are in threaded connection through the threaded groove (4).

3. A cold shrink cable termination primary insulation device according to claim 2, characterized in that the inner wall circumference of the primary tube (1) is provided with a plurality of evenly distributed protrusions (8).

4. A cold shrink cable termination primary insulation arrangement as claimed in claim 3, wherein the inner wall of the opening of the ferrule (3) on the side away from the manifold (5) is provided with a first collar (9).

5. The primary insulation device for cold shrink cable terminals according to claim 4, wherein the inner wall of the main tube (1) is provided with a first fixing ring (10) and a second fixing ring (11), and the first fixing ring (10) and the second fixing ring (11) are arranged on two sides of the inside of the main tube (1).

6. A cold shrink cable termination main insulation device according to claim 5, wherein the first fixing ring (10) comprises a first half ring (14), a second half ring (15) and a first slit (12), the second fixing ring (11) comprises a third half ring (16), a fourth half ring (17) and a second slit (13), and the first slit (12) and the second slit (13) are arranged crosswise.

7. The main insulation device for the cold-shrink cable terminal according to claim 5 or 6, wherein a second groove (20) is formed in the first branch pipe (6), the first branch pipe (6) is sleeved with a first protection ring (18), a second convex ring corresponding to the second groove (20) is arranged inside the first protection ring (18), a first groove (21) is formed in the second branch pipe (7), a second protection ring (19) is sleeved on the second branch pipe (7), and a first convex ring corresponding to the first groove (21) is arranged inside the second protection ring (19).