CN216162389U - Cold-shrinkage indoor terminal suitable for high-voltage cable installation - Google Patents
Cold-shrinkage indoor terminal suitable for high-voltage cable installation Download PDFInfo
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- CN216162389U CN216162389U CN202122133857.9U CN202122133857U CN216162389U CN 216162389 U CN216162389 U CN 216162389U CN 202122133857 U CN202122133857 U CN 202122133857U CN 216162389 U CN216162389 U CN 216162389U
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Abstract
The utility model relates to the technical field of cables, and discloses a cold-shrinkage indoor terminal suitable for high-voltage cable installation, which comprises a cable main body and an insulating sleeve, wherein a bundling piece is arranged on the insulating sleeve and consists of three fixing rings and a connecting strip, the bundling piece is made of a high-strength plastic material, the inner diameter of each fixing ring is larger than the outer diameter of the insulating sleeve, the inner diameter of each fixing ring is the same as the outer diameter of the connecting strip, an outer protective skin layer is arranged on the surface of each cold-shrinkage finger sleeve, and an insulating layer is arranged between each cold-shrinkage finger sleeve and the cable main body. The insulating sleeve is provided with the bundling piece, the bundling piece is composed of three fixing rings and connecting strips, the bundling piece is made of high-strength plastic materials, the inner diameter of each fixing ring is larger than the outer diameter of the insulating sleeve, the inner diameter of each fixing ring is the same as the outer diameter of each connecting tube, the insulating sleeve can be prevented from falling off from the cold-shrink finger sleeve through the arranged bundling piece, and the effect of fixing bundling on the insulating sleeve is achieved.
Description
Technical Field
The utility model relates to the technical field of cables, in particular to a cold-shrinkage indoor terminal suitable for high-voltage cable installation.
Background
The cold contraction cable terminal is made up by using elastomer material (commonly used silicone rubber and ethylene propylene rubber) and making injection vulcanization moulding in factory, then expanding diameter, lining with plastic spiral support material to form various cable accessories, when it is mounted on site, these pre-expansion pieces are cover-mounted on the treated cable terminal or joint position, the plastic spiral strip which is supported in the interior is drawn out, and tightly pressed on the cable insulation so as to form the cable accessory.
The current chinese patent discloses an indoor terminal pipe of shrinkage type, the grant bulletin number is CN212751761U, the publication date is 2020.06.24, this patent technology includes the terminal, cable and shrinkage dactylotheca, the bottom of shrinkage dactylotheca is connected with the cable, the top of shrinkage dactylotheca is provided with the sleeve pipe, the sheathed tube top is provided with the body, the outside of body is provided with looks colour strip, the top of body is provided with terminal main body, terminal main body's top is provided with the sealed tube, and the top fixedly connected with terminal isotructure of sealed tube, the poor problem of the leakproofness of junction has been solved. But there is a problem in that the cable fixing effect is general. In response to this situation, those skilled in the art have provided a cold shrink indoor terminal suitable for high voltage cable installations.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a cold-shrink indoor terminal suitable for high-voltage cable installation, so as to solve the problem of general cable fixing effect in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme:
the utility model provides an indoor terminal of shrinkage suitable for high tension cable installation, includes cable main part and insulation support, the last piece of restrainting of receipts that is provided with of insulation support, the piece of restrainting is become by three solid fixed ring and connecting strip, the piece of restrainting of receipts uses the high strength plastics material to make, and solid fixed ring internal diameter is greater than the insulation support external diameter, and solid fixed ring internal diameter is the same with the connecting pipe external diameter.
As a still further scheme of the utility model: the shrinkage dactylotheca surface is provided with outer protection cortex, is provided with the insulating layer between shrinkage dactylotheca and the cable main part, through setting up outer protection cortex can be right the shrinkage dactylotheca carries out protection to a certain extent.
As a still further scheme of the utility model: the surface of the insulating sleeve is a wear-resistant layer, one side of the wear-resistant layer is an insulating layer, the innermost side of the wear-resistant layer is a rubber wrapping layer, and the wire core can be comprehensively protected by the aid of the wear-resistant layer and the rubber wrapping layer.
As a still further scheme of the utility model: the outside of cable terminal main part is provided with the skirt portion, and the skirt portion is equidistant range in cable terminal main part's outside, through setting up the skirt portion twines fixedly when can conveniently working a telephone switchboard.
As a still further scheme of the utility model: cable main part one end is provided with the shrinkage dactylotheca, and three insulation support have been seted up on shrinkage dactylotheca top surface, and insulation support one end is connected with cable terminal main part, through setting up the shrinkage dactylotheca, can be convenient with insulation support's connection.
As a still further scheme of the utility model: the cable terminal comprises a cable terminal body and is characterized in that a connecting pipe is arranged at the bottom of the cable terminal body and connected with an insulating sleeve, a sealing pipe is arranged at one end of the cable terminal body, a wiring terminal is connected to the top of the sealing pipe, and the connecting pipe and the sealing pipe can ensure that the cable keeps a relatively sealed state after being connected and can not enter dust and other sundries inside the cable.
As a still further scheme of the utility model: sealing tube one end is provided with the colouring ring, and the colour of colouring ring is red respectively, green and yellow, through setting up the colouring ring can make things convenient for the staff to recognize, makes things convenient for the wiring operation.
The utility model has the beneficial effects that:
1. the insulating sleeve is provided with the bundling piece, the bundling piece consists of three fixing rings and a connecting strip, the bundling piece is made of high-strength plastic materials, the inner diameter of each fixing ring is larger than the outer diameter of the insulating sleeve, the inner diameter of each fixing ring is the same as the outer diameter of the connecting tube, and the insulating sleeve can be prevented from falling off from the cold-shrink finger sleeve through the arranged bundling piece, so that the effect of fixing bundling on the insulating sleeve is achieved;
2. the anti-leakage pipe is provided with the wear-resistant layer, the insulating layer and the rubber wrapping layer, the wire can generate heat, the ductility and the flame retardance of the rubber wrapping layer can adapt to the working environment of the wire to wrap the wire, meanwhile, the insulating layer can prevent the wire from leaking electricity and enhance the insulativity, the wear resistance of the wear-resistant layer can improve the overall strength of the pipe body, and the purposes of improving the strength and prolonging the service life are achieved.
Drawings
The utility model will be further described with reference to the accompanying drawings.
Figure 1 is a perspective view of a cold-shrink indoor terminal suitable for high voltage cable installation;
fig. 2 is a plan view of the cable termination body of fig. 1;
FIG. 3 is a cross-sectional view of the condensation finger sleeve and the cable body of FIG. 1;
fig. 4 is an enlarged schematic view of a portion a of fig. 1.
In the figure: 1. a cable body; 2. a cold-shrink finger sleeve; 3. an insulating sleeve; 4. a cable termination body; 5. a connecting pipe; 6. a sealing tube; 7. a wiring terminal; 8. an outer protective skin layer; 9. an insulating layer; 10. a wear layer; 11. a rubber wrapping layer; 12. a skirt portion; 13. a bundling member; 14. a fixing ring; 15. a connecting strip; 16. a coloring ring.
Detailed Description
The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention, and with reference to fig. 1 to 3, the embodiment of the present invention is as follows:
the utility model provides an indoor terminal of shrinkage suitable for high tension cable installation, includes cable main part 1 and insulation support 3, is provided with beam-receiving piece 13 on the insulation support 3, and beam-receiving piece 13 comprises three solid fixed ring 14 and connecting strip 15, and beam-receiving piece 13 uses the high strength plastics material to make, and solid fixed ring 14 internal diameter is greater than insulation support 3 external diameter, and solid fixed ring 14 internal diameter is the same with connecting pipe 5 external diameter.
In fig. 1 and 3: 2 surfaces of shrinkage dactylotheca are provided with outer protection cortex 8, be provided with insulating layer 9 between shrinkage dactylotheca 2 and the cable main part 1, 3 surfaces of insulating sleeve are wearing layer 10, wearing layer 10 one side is insulating layer 9, the innermost side is rubber wrapping layer 11, the outside of cable terminal main part 4 is provided with skirt portion 12, and skirt portion 12 is equidistant range in cable terminal main part 4's outside, wearing layer 10 through setting up, insulating layer 9 and rubber wrapping layer 11, improve holistic insulating nature when the operational environment that can adapt to the wire wraps up the wire.
In fig. 1 and 4: 1 one end of cable main part is provided with shrinkage dactylotheca 2, three insulation support 3 have been seted up on 2 top surfaces of shrinkage dactylotheca, 3 one end of insulation support is connected with cable terminal main part 4, 4 bottoms in cable terminal main part are provided with connecting pipe 5, connecting pipe 5 is connected with insulation support 3, 4 one ends in cable terminal main part are provided with sealing tube 6, 6 tops of sealing tube are connected with binding post 7, 6 one end of sealing tube is provided with coloring ring 16, coloring ring 16's colour is red respectively, green and yellow, coloring ring 16 through the setting, can make things convenient for the staff to recognize, convenient wiring operation.
The working principle of the utility model is as follows: firstly, the wire of 1 one end of cable main part falls into three strands, passes cold-shrinking dactylotheca 2 and wears out from the three mouth of insulating sleeve 3 respectively, overlaps connecting pipe 5 in the outside of wire, measures the position of connecting pipe 5 bottom mounting on insulating sleeve 3 top and makes the mark, then insulating sleeve 3 fixes the top to cold-shrinking dactylotheca 2, and it connects to identify the wire through ring of colouring 16 at last, connects cable and binding post 7 to tighten up piece 13. The anti-leakage pipe is provided with the wear-resistant layer 10, the insulating layer 9 and the rubber wrapping layer 11, the wire can generate heat, the ductility and the fire resistance of the rubber wrapping layer 11 can adapt to the working environment of the wire to wrap the wire, meanwhile, the insulating layer 9 can prevent the wire from leaking electricity, the insulating property is enhanced, the wear resistance of the wear-resistant layer 10 enables the overall strength of the pipe body to be improved, and the purposes of improving the strength and prolonging the service life are achieved.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the scope of the present invention, and the technical solutions and the utility model concepts of the present invention are equivalent to or changed within the scope of the present invention.
Claims (7)
1. A cold-shrinkage indoor terminal suitable for high-voltage cable installation comprises a cable main body (1) and an insulating sleeve (3), and is characterized in that a bundling piece (13) is arranged on the insulating sleeve (3), and the bundling piece (13) consists of three fixing rings (14) and a connecting strip (15);
the bundling piece (13) is made of high-strength plastic materials, the inner diameter of the fixing ring (14) is larger than the outer diameter of the insulating sleeve (3), and the inner diameter of the fixing ring (14) is the same as the outer diameter of the connecting pipe (5).
2. The cold-shrink indoor terminal suitable for high-voltage cable installation according to claim 1, wherein one end of the cable main body (1) is provided with a cold-shrink finger sleeve (2), the top surface of the cold-shrink finger sleeve (2) is provided with three insulating sleeves (3), and one end of each insulating sleeve (3) is connected with the cable terminal main body (4).
3. A cold shrink indoor terminal suitable for high voltage cable installation according to claim 1, wherein the surface of the insulation sleeve (3) is a wear layer (10), the wear layer (10) is an insulation layer (9) on one side and a rubber wrapping layer (11) on the innermost side.
4. A cold shrink indoor terminal adapted for high voltage cable installation according to claim 2, wherein the cable termination body (4) is provided with a skirt portion (12) at an outer portion thereof, and the skirt portions (12) are arranged at equal intervals at the outer portion of the cable termination body (4).
5. The cold-shrink indoor terminal suitable for high-voltage cable installation of claim 2, wherein the surface of the cold-shrink finger sleeve (2) is provided with an outer protective skin layer (8), and an insulating layer (9) is arranged between the cold-shrink finger sleeve (2) and the cable main body (1).
6. A cold shrink indoor terminal suitable for high voltage cable installation according to claim 2, wherein the cable terminal body (4) is provided with a connecting pipe (5) at the bottom, the connecting pipe (5) is connected with the insulation sleeve (3), one end of the cable terminal body (4) is provided with a sealing tube (6), and the top of the sealing tube (6) is connected with the wiring terminal (7).
7. A cold shrink indoor terminal adapted for high voltage cable installation according to claim 6, wherein the sealing tube (6) is provided with a coloured ring (16) at one end, the coloured ring (16) being of red, green and yellow colour respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122133857.9U CN216162389U (en) | 2021-09-06 | 2021-09-06 | Cold-shrinkage indoor terminal suitable for high-voltage cable installation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122133857.9U CN216162389U (en) | 2021-09-06 | 2021-09-06 | Cold-shrinkage indoor terminal suitable for high-voltage cable installation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216162389U true CN216162389U (en) | 2022-04-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122133857.9U Active CN216162389U (en) | 2021-09-06 | 2021-09-06 | Cold-shrinkage indoor terminal suitable for high-voltage cable installation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216162389U (en) |
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2021
- 2021-09-06 CN CN202122133857.9U patent/CN216162389U/en active Active
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