CN210608494U

CN210608494U - Cold shrinkage terminal for plateau high-voltage cable

Info

Publication number: CN210608494U
Application number: CN201921124710.XU
Authority: CN
Inventors: 吴文龙; 吴晓晖; 沈志文
Original assignee: Suzhou Yabo Cold Heat Shrinking Products Co ltd
Current assignee: Suzhou Yabo Cold Heat Shrinking Products Co ltd
Priority date: 2019-07-17
Filing date: 2019-07-17
Publication date: 2020-05-22
Anticipated expiration: 2029-07-17

Abstract

The utility model discloses a cold-shrinking terminal for plateau high-voltage cable, which comprises three cold-shrinking sleeves and an intermediate cold-shrinking insulating tube, wherein the intermediate cold-shrinking insulating tube is fixedly arranged at the middle position of the upper end of the three cold-shrinking sleeves, the three cold-shrinking sleeves are internally provided with internal grooves, the terminal main body consisting of a fixed end, a main body shell, a spiral sleeve ring and a spiral groove is convenient to fixedly connect, when in use, the fixed end of the terminal main body is connected with a PVC adhesive tape, so that the terminal main body is more convenient to fix, the inside of the main body shell is in a hollow state, an object can be well fixed, when the terminal main body shell is connected with the lower part, the main body shell rotates through the spiral sleeve ring at the outer side, thereby the lower part can be well contracted, the internal fixation is more compact, and the spiral sleeve ring is arranged on the spiral groove at the outer side of, therefore, the fixing and use can be well realized, and the use is more convenient.

Description

Cold shrinkage terminal for plateau high-voltage cable

Technical Field

The utility model belongs to the technical field of relevant high tension cable, concretely relates to shrinkage terminal for plateau high tension cable.

Background

The high voltage cable is a kind of power cable, which is used for transmitting power between 1kv and 1000kv, and is widely used for power transmission and distribution. The high-voltage cable comprises the following components from inside to outside: conductor, insulation, inner sheath, filler (armor), outer insulation. Of course, the armored high-voltage cable is mainly used for being buried in the ground, can resist the compression with high strength on the ground, and can prevent other external force from damaging.

The cable is a bridge between the power supply equipment and the electric equipment and plays a role in transmitting electric energy. The method has wide application, so faults also occur frequently, the following briefly analyzes the reasons of the common problems of the high-voltage cable, and the fault is classified into the following categories according to the reasons of the faults: four major categories of manufacturer manufacturing reasons, construction quality reasons, design unit design reasons and external force damage.

The existing high-voltage cable terminal technology for plateau has the following problems: when the conventional plateau high-voltage cable terminal is fixed with a terminal main body, the high-voltage cable terminal is not tightly and conveniently fixed, so that the problem of inconvenience in use is solved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a shrinkage terminal for plateau high tension cable to solve the current shrinkage terminal for plateau high tension cable that proposes in the above-mentioned background art when fixed with the terminal main part, fixed connection is not very inseparable, and is fixed not very convenient, comparatively troublesome problem when using like this.

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

a cold contraction terminal for plateau high-voltage cables comprises three cold contraction sleeves and a middle cold contraction insulating tube, wherein the middle cold contraction insulating tube is fixedly arranged at the middle position of the upper end of the three cold contraction sleeves, an inner groove is formed in the three cold contraction sleeves, the outer side of the middle cold contraction insulating tube is positioned on the three cold contraction sleeves and is provided with an outer cold contraction insulating tube, a color identification tape is arranged in the middle of the outer side of the upper end of the outer cold contraction insulating tube and the outer side of the upper end of the middle cold contraction insulating tube, a terminal main body is arranged at the upper ends of the outer cold contraction insulating tube and the middle cold contraction insulating tube, a PVC adhesive tape is arranged at the upper end of the terminal main body, the terminal main body comprises a fixed end, a main body shell, a spiral sleeve ring and a spiral groove, a fixed end is arranged at the upper end of the main body shell, a spiral groove is arranged at the outer, the fixed end is connected on the PVC sticky tape, the upper end of PVC sticky tape is provided with fixed hood, the upper end of fixed hood is provided with binding post.

Preferably, the three sleeves of shrinkage include inside gum cover, outside short column and insulating rubber column, the upper end of insulating rubber column is provided with outside short column, the inboard of outside short column is provided with inside gum cover, inside gum cover is connected on outside shrinkage insulating tube and middle shrinkage insulating tube.

Preferably, the fixed hood comprises a middle hole, a spiral short column and a hood shell, the spiral short column is arranged at the upper end of the hood shell, the middle hole is formed in the middle of the upper end of the spiral short column, the spiral short column is connected to the wiring terminal, and the hood shell is connected to the PVC adhesive tape.

Preferably, the wiring terminal comprises a connecting hole, a metal outer ring and a sleeving cylinder, the upper end of the sleeving cylinder is provided with the metal outer ring, the middle of the metal outer ring is provided with the connecting hole, and the sleeving cylinder is connected to the fixed hood.

Preferably, the terminal body is provided with three altogether, just the equal parallel symmetry of terminal body sets up on outside shrink insulating tube and middle shrink insulating tube.

Preferably, the number of the wiring terminals is three, and the wiring terminals are spirally fixed on the fixing cap.

Preferably, the middle cold-shrink insulating tube is in a shaft center, and two ends of the middle cold-shrink insulating tube are in a symmetrical state.

Compared with the prior art, the utility model provides a shrinkage terminal for plateau high tension cable possesses following beneficial effect:

the utility model discloses a shrinkage terminal for plateau high tension cable passes through the fixed end, main body cover, the terminal main part that spiral cover ring and spiral groove are constituteed is convenient for carry out fixed connection, and when using, the fixed end of terminal main part is connected on the PVC sticky tape, make more convenient when fixed, and main body cover is inside to become the cavity state, fixed object that like this can be fine, and when being connected with the below, main body cover rotates through the spiral cover ring in the outside, thereby shrink below that can be fine, make inside fixed inseparabler like this, and the spiral cover ring is on the spiral groove in the main body cover lower extreme outside, fixed use that like this can be fine, like this more convenient when using.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description, do not constitute a limitation of the invention, in which:

fig. 1 is a schematic structural view of a cold shrinkage terminal for a high voltage cable in a plateau provided by the present invention;

FIG. 2 is a schematic view of a three-branch cold-shrinking sleeve structure provided by the present invention;

FIG. 3 is a schematic structural view of a fixing cap according to the present invention;

fig. 4 is a schematic structural view of the connection terminal provided by the present invention;

fig. 5 is a schematic view of a main structure of the terminal provided by the present invention;

in the figure: 1. a wiring terminal; 11. a middle hole; 12. a metal outer ring; 13. sleeving a cylinder; 2. fixing the hood; 21. a middle hole; 22. a helical stub; 23. a cap housing; 3. PVC adhesive tape; 4. a terminal main body; 41. fixing the end head; 42. a main body housing; 43. a helical collar; 44. a spiral groove; 5. a color identification band; 6. an outer cold-shrink insulating tube; 7. three cold-contraction sleeves; 71. an inner rubber sleeve; 72. an outer short column; 73. an insulating glue column; 8. an intermediate cold-shrink insulating tube; 9. an internal groove.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution:

the utility model provides a shrinkage terminal for plateau high tension cable, including three sleeves 7 of shrinkage and middle shrinkage insulating tube 8, the installation of middle shrinkage insulating tube 8 is fixed on the upper end intermediate position of three sleeves 7 of shrinkage, the inside of three sleeves 7 of shrinkage is provided with inside recess 9, three sleeves 7 of shrinkage include inside gum cover 71, outside short column 72 and insulating rubber column 73, the upper end of insulating rubber column 73 is provided with outside short column 72, the inboard of outside short column 72 is provided with inside gum cover 71, inside gum cover 71 is connected on outside shrinkage insulating tube 6 and middle shrinkage insulating tube 8. When using, through the inboard inside recess 9 of three sleeves 7 of shrinkage for fixed cable conductor that can be fine, make more convenient when using, and the inside gum cover 71 of three sleeves 7 of shrinkage is connected on outside shrinkage insulating tube 6 and middle shrinkage insulating tube 8, makes use that can be fine like this, and insulating gluey post 73 cup joints through outside short column 72, thereby more convenient when using.

The utility model provides a shrinkage terminal for plateau high tension cable, is located three sleeves 7 of shrinkage and is provided with outside shrinkage insulating tube 6 including the outside of middle shrinkage insulating tube 8, is provided with colour sign area 5 in the middle of outside shrinkage insulating tube 6 and the 8 upper end outsides of middle shrinkage insulating tube, and middle shrinkage insulating tube 8 is the axle center, and the both ends of middle shrinkage insulating tube 8 become the symmetric state. When using, through colour sign area 5 on outside shrinkage insulating tube 6 and the middle shrinkage insulating tube 8 to be convenient for carry out fixed cable, make more convenient in fixed mounting, and the both ends of middle shrinkage insulating tube 8 become the symmetric state, more stable when using like this.

The utility model provides a shrinkage terminal for plateau high tension cable, is provided with terminal main part 4 including the upper end of outside shrinkage insulating tube 6 and middle shrinkage insulating tube 8, and terminal main part 4 is provided with threely altogether, and the equal parallel symmetry of terminal main part 4 sets up on outside shrinkage insulating tube 6 and middle shrinkage insulating tube 8. When using, be provided with threely because of terminal body 4 altogether, terminal body 4 equal parallel symmetry sets up in addition on outside shrink insulating tube 6 and middle shrink insulating tube 8 for more convenient when using, thereby more stable when using.

The utility model provides a shrinkage terminal for plateau high tension cable, is provided with PVC sticky tape 3 including the upper end of terminal main part 4, and terminal main part 4 includes fixed end 41, main body shell 42, spiral lantern ring 43 and spiral groove 44, and main body shell 42's upper end is provided with fixed end 41, and main body shell 42's the lower extreme outside is provided with spiral groove 44, and the outside of spiral groove 44 is located and is provided with spiral lantern ring 43 on main body shell 42, and fixed end 41 connects on PVC sticky tape 3. When using, the fixed end 41 of terminal body 4 is connected on PVC sticky tape 3, make more convenient when fixed, and main body cover 42 is inside to become the hollow state, fixed object that like this can be fine, and when being connected with the below, main body cover 42 rotates through the spiral lantern ring 43 in the outside, thereby shrink below that can be fine, it is inseparabler to make inside fixed like this, and spiral lantern ring 43 is on the spiral groove 44 in the main body cover 42 lower extreme outside, fixed use that like this can be fine, more convenient when using like this.

The utility model provides a shrinkage terminal for plateau high tension cable, is provided with fixed hood 2 including the upper end of PVC sticky tape 3, and fixed hood 2 is provided with middle hole 21, spiral short column 22 and cap shell 23 including middle hole 21, spiral short column 22 and cap shell 23, and the upper end of cap shell 23 is provided with spiral short column 22, is provided with middle hole 21 in the middle of spiral short column 22's the upper end, and spiral short column 22 is connected on binding post 1, and cap shell 23 is connected on PVC sticky tape 3. When using, the cap shell 23 of fixed hood 2 is connected on PVC sticky tape 3, and is more convenient when fixed like this, and spiral short column 22 is connected on binding post 1 for fixed use that can be fine, and when needing fixed object, through the middle hole 21 in the middle of spiral short column 22, thereby fixed object that can be fine makes more convenient when using.

A shrinkage terminal for plateau high tension cable, the upper end including fixed hood 2 is provided with binding post 1, and binding post 1 is provided with threely altogether, and binding post 1 spiral is fixed at fixed hood 2

On, binding post 1 is provided with metal outer loop 12 including connecting hole 11, metal outer loop 12 and cup joint cylinder 13 in the upper end of cup jointing cylinder 13, and the centre of metal outer loop 12 is provided with connecting hole 11, cup joints cylinder 13 and connects on fixed hood 2. When using, through binding post 1 can be fine fixed, and binding post 1 spiral is fixed on fixed hood 2 to more stable when using, and binding post 1 cup joints cylinder 13 and connects on fixed hood 2, makes the installation more convenient, and metal outer loop 12 is convenient for use through connecting hole 11, and is more convenient like this when using.

The utility model discloses a theory of operation and use flow: the utility model discloses after having installed, just can use. And when the fixing is carried out, the internal grooves 9 inside the three cold-shrink sleeves 7 are used for facilitating the fixing and the use. And when three fixed cables, through the installation of outside shrink insulating tube 6 and middle shrink insulating tube 8 for can be fine cup joint, the colour sign area 5 on outside shrink insulating tube 6 and the middle shrink insulating tube 8 in addition, fixed use that can be fine like this. And when the terminal body 4 is used, because the terminal body 4 is formed by the fixing end 41, the body shell 42, the spiral sleeve ring 43 and the spiral groove 44, and when the terminal body is connected with the lower part, the body shell 42 rotates through the spiral sleeve ring 43 on the outer side, thereby the lower part can be well contracted, so that the inner part is fixed more tightly, and the spiral groove 44 on the outer side of the lower end of the body shell 42 is provided with the spiral sleeve ring 43

In addition, the fixing and use can be well realized, and the use is more convenient. And PVC sticky tape 3 on the terminal body 4 plays fine insulating effect, and is more convenient when using like this to cup joint through fixed hood 2, make sealed inseparabler, and through binding post 1 and external connection, it is more safe convenient when using like this.

And the cold-shrink terminal used for the plateau high-voltage cable selects special materials, thereby increasing the density and the retraction force of finished products, ensuring the use in high-altitude areas well, having enough holding force for the materials, satisfying the internal stress treatment of products, realizing good lap joint well, using the whole materials in severe environment conditions of strong ultraviolet and large temperature difference well, and satisfying the use in all-weather conditions well.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a shrinkage terminal for plateau high tension cable, includes three sleeves of shrinkage (7) and middle shrinkage insulating tube (8), its characterized in that: the terminal is characterized in that the middle cold-shrink insulating tube (8) is fixedly arranged at the middle position of the upper end of the three cold-shrink sleeves (7), an inner groove (9) is formed in the three cold-shrink sleeves (7), the outer side of the middle cold-shrink insulating tube (8) is located on the three cold-shrink sleeves (7) and is provided with an outer cold-shrink insulating tube (6), a color identification band (5) is arranged in the middle of the outer side of the upper end of the outer cold-shrink insulating tube (6) and the middle cold-shrink insulating tube (8), the upper ends of the outer cold-shrink insulating tube (6) and the middle cold-shrink insulating tube (8) are provided with a terminal main body (4), a PVC adhesive tape (3) is arranged at the upper end of the terminal main body (4), the terminal main body (4) comprises a fixed end (41), a main body shell (42), a spiral sleeve ring (43) and a spiral groove, the lower extreme outside of main body cover (42) is provided with spiral groove (44), the outside of spiral groove (44) is located and is provided with spiral sleeve ring (43) on main body cover (42), fixed end (41) are connected on PVC sticky tape (3), the upper end of PVC sticky tape (3) is provided with fixed hood (2), the upper end of fixed hood (2) is provided with binding post (1), three ways of shrinking (7) are including inside gum cover (71), outside short column (72) and insulating rubber column (73), the upper end of insulating rubber column (73) is provided with outside short column (72), the inboard of outside short column (72) is provided with inside gum cover (71), inside gum cover (71) are connected on outside shrinkage insulating tube (6) and middle shrinkage insulating tube (8), fixed hood (2) are including middle hole (21), Spiral short column (22) and cap shell (23), the upper end of cap shell (23) is provided with spiral short column (22), be provided with middle hole (21) in the middle of the upper end of spiral short column (22), spiral short column (22) is connected on binding post (1), cap shell (23) is connected on PVC sticky tape (3), binding post (1) is including connecting hole (11), metal outer loop (12) and cup joint cylinder (13), the upper end of cup joint cylinder (13) is provided with metal outer loop (12), the centre of metal outer loop (12) is provided with connects hole (11), cup joint cylinder (13) and connect on fixed cap (2), terminal body (4) are provided with threely altogether, just terminal body (4) equal parallel symmetry sets up on outside shrinkage insulating tube (6) and middle shrinkage insulating tube (8), the wiring terminal (1) is provided with threely altogether, just wiring terminal (1) spiral is fixed on fixed hood (2), middle cold-shrink insulating tube (8) are the axle center, just the both ends of middle cold-shrink insulating tube (8) become the symmetric state.