CN218586506U

CN218586506U - High-strength high-temperature-resistant cable for mineral insulation

Info

Publication number: CN218586506U
Application number: CN202222158683.6U
Authority: CN
Inventors: 陈成庆; 严丙鑫; 陈云龙
Original assignee: Guizhou Changtong Line Co ltd
Current assignee: Guizhou Changtong Line Co ltd
Priority date: 2022-08-17
Filing date: 2022-08-17
Publication date: 2023-03-07
Anticipated expiration: 2032-08-17

Abstract

The utility model relates to the technical field of cables, a high strength high temperature resistant cable for mineral insulation is disclosed, including first cable and second cable, the externally mounted of first cable has the first fixed plate of loop configuration, and the second fixed plate of loop configuration has been cup jointed in the outside rotation of second cable, and the mounting groove that uses with the cooperation of second fixed plate is seted up to the inside of first fixed plate, and the spacing groove with the mounting groove intercommunication is seted up to one side of first fixed plate, the utility model discloses at the in-process that uses, a plurality of second latches can carry on spacingly with a plurality of first latches for the cardboard can only carry out forward rotation along the direction of spiral of external screw thread, has improved the stability when first cable is connected with the second cable like this, avoids at the in-process that uses, because the cardboard takes place to rotate, leads to be connected unstably between first cable and the second cable, influences the normal use of first cable and second cable.

Description

High-strength high-temperature-resistant cable for mineral insulation

Technical Field

The utility model relates to the technical field of cables, especially, relate to a high strength high temperature resistant cable for mineral insulation.

Background

A cable is a conductor made of one or more conductors insulated from each other and an outer insulating sheath that carries power or information from one location to another.

In the electric power construction process, will generally couple together multistage cable and become a whole, but current cable can not connect it effectively at the in-process that uses, appears not hard up phenomenon easily in cable junction, influences electric power construction's normal work, when needs overhaul the cable simultaneously, inconvenient dismantlement with it for the fault detection and the maintenance work of cable become very difficult, thereby inconvenient people use.

SUMMERY OF THE UTILITY MODEL

For solving current cable and can not connecting it effectively at the in-process that uses, not hard up phenomenon appears in cable junction department easily, influences the technical problem of the normal work of electric power construction, the utility model provides a mineral is high strength high temperature resistant cable for insulation.

The utility model discloses a following technical scheme realizes: the utility model provides a high strength high temperature resistant cable for mineral insulation, includes first cable and second cable, the externally mounted of first cable has the first fixed plate of loop configuration, the outside of second cable is rotated and is cup jointed the second fixed plate of loop configuration, the mounting groove that uses with the cooperation of second fixed plate is seted up to the inside of first fixed plate, the spacing groove with the mounting groove intercommunication is seted up to one side of first fixed plate, the cardboard of loop configuration is installed through slide mechanism in the outside of second fixed plate, the externally mounted of cardboard has a plurality of first latches, the inside of spacing groove is equipped with a plurality ofly carries out spacing subassembly to first latch.

Through above-mentioned technical scheme, can make first cable and second cable be connected more stably, avoid at the in-process that uses, because the cardboard takes place to rotate, lead to being connected the unstability between first cable and the second cable, influence the normal use of first cable and second cable.

As a further improvement of the above scheme, the mounting groove is internally provided with an internal thread, and the second fixing plate is externally provided with an external thread matched with the internal thread.

Through above-mentioned technical scheme, can make second fixed plate and fixed slot cooperate the use.

As a further improvement of the above scheme, the sliding mechanism comprises a sliding groove formed outside the second fixing plate and a sliding block connected inside the sliding groove in a sliding mode, one side of the sliding block is fixedly connected with the inner side of the clamping plate, a first spring is installed on the inner wall of one side of the sliding groove, and one end of the first spring is fixedly connected with one side of the sliding block.

Through above-mentioned technical scheme, can make the cardboard slide in the outside of second fixed plate.

As a further improvement of the above scheme, a pulling plate is installed on one side of the clamping plate, a limiting plate matched with the second fixing plate is rotatably connected to one side of the pulling plate, and the limiting plate is located on one side far away from the external thread.

Through above-mentioned technical scheme, can stimulate the cardboard and remove in the outside of second fixed plate.

As the further improvement of the above scheme, spacing subassembly is including offering at the fixed slot of spacing groove one side and installing the second spring in fixed slot one side, the dead lever is installed to the one end of second spring, the second latch that uses with the cooperation of first latch is installed to one side of dead lever, the dead lever is connected through the pivot with one side inner wall rotation of fixed slot.

Through above-mentioned technical scheme, can carry on spacingly with a plurality of first latches for the cardboard can only carry out forward rotation along the helical direction of external screw thread.

As a further improvement of the above scheme, the first cable and the second cable are both composed of a cable main body, the cable main body comprises a plurality of cable cores, insulating layers are arranged outside the cable cores, an inner sheath is arranged outside the insulating layers, a metal wire reinforcing layer is fixedly connected to the outer side of the inner sheath, a heat insulation layer is fixedly connected to the outer side of the metal wire reinforcing layer, and an outer sheath is fixedly connected to the outer side of the heat insulation layer.

Through above-mentioned technical scheme, wrap up the sinle silk through the insulating layer that is equipped with to prevent the electric leakage, improved the high temperature resistance of cable body under the effect of insulating layer, at the outside parcel wire back up layer reinforcement protection sinle silk of inner sheath.

Compared with the prior art, the beneficial effects of the utility model reside in that:

1. the utility model discloses at the in-process that uses, a plurality of second latches can carry on spacingly with a plurality of first latches for the cardboard can only carry out forward rotation along the helical direction of external screw thread, has improved the stability when first cable is connected with the second cable like this, avoids at the in-process that uses, because the cardboard takes place to rotate, leads to being connected the shakiness between first cable and the second cable, influences the normal use of first cable and second cable.

2. When needs are dismantled first cable and second cable, the pulling limiting plate makes one side of limiting plate and one side of second fixed plate contact, and the cardboard can shift out from the inside of spacing groove under the effect of limiting plate, rotates the cardboard this moment, alright shift out from the inside of fixed slot with making the second fixed plate, accomplish the dismantlement work.

Drawings

Fig. 1 is a schematic view of a first front structure of the present invention;

fig. 2 is a schematic view of a second front structure of the present invention;

FIG. 3 is a schematic cross-sectional view of the present invention;

FIG. 4 is a schematic cross-sectional view of the limiting groove of the present invention;

fig. 5 is an enlarged schematic structural view of a portion a in fig. 1 according to the present invention;

fig. 6 is an enlarged schematic structural view of the utility model at B in fig. 4;

description of the main symbols:

1. a first cable; 2. a second cable; 3. a first fixing plate; 4. a second fixing plate; 5. clamping a plate; 6. a first latch; 7. pulling a plate; 8. a chute; 9. a first spring; 10. mounting grooves; 11. a limiting groove; 12. a slider; 13. a limiting plate; 14. fixing grooves; 15. a second spring; 16. fixing the rod; 17. a second latch; 18. a wire core; 19. an insulating layer; 20. an inner sheath; 21. a wire reinforcement layer; 22. a thermal insulation layer; 23. an outer sheath.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that the embodiments or technical features described below can be arbitrarily combined to form a new embodiment without conflict.

Example 1:

please refer to fig. 1-6, the high-strength and high-temperature-resistant cable for mineral insulation of the present embodiment includes a first cable 1 and a second cable 2, a first fixing plate 3 with an annular structure is installed outside the first cable 1, a second fixing plate 4 with an annular structure is sleeved outside the second cable 2, a mounting groove 10 used in cooperation with the second fixing plate 4 is installed inside the first fixing plate 3, a limiting groove 11 communicated with the mounting groove 10 is installed on one side of the first fixing plate 3, a clamping plate 5 with an annular structure is installed outside the second fixing plate 4 through a sliding mechanism, a plurality of first latches 6 are installed outside the clamping plate 5, and a plurality of limiting assemblies for limiting the first latches 6 are installed inside the limiting groove 11.

The inside of the mounting groove 10 is provided with an internal thread, and the outside of the second fixing plate 4 is provided with an external thread used in cooperation with the internal thread.

The sliding mechanism comprises a sliding groove 8 arranged outside the second fixing plate 4 and a sliding block 12 connected inside the sliding groove 8 in a sliding mode, one side of the sliding block 12 is fixedly connected with the inner side of the clamping plate 5, a first spring 9 is installed on the inner wall of one side of the sliding groove 8, and one end of the first spring 9 is fixedly connected with one side of the sliding block 12.

The arm-tie 7 is installed to one side of cardboard 5, and one side of arm-tie 7 rotates and is connected with the limiting plate 13 that uses with the cooperation of second fixed plate 4, and limiting plate 13 is located the one side of keeping away from the external screw thread.

Spacing subassembly is including offering the fixed slot 14 in spacing groove 11 one side and installing the second spring 15 in fixed slot 14 one side, and dead lever 16 is installed to the one end of second spring 15, and the second latch 17 that uses with the cooperation of first latch 6 is installed to one side of dead lever 16, and dead lever 16 rotates through the pivot and is connected with one side inner wall of fixed slot 14.

The implementation principle of a mineral insulation is with high strength high temperature resistant cable in this application embodiment is: when needs are connected first cable 1 and second cable 2, can rotate cardboard 5 and make 4 threaded connection of second fixed plate in mounting groove 10, when external screw thread and the complete threaded connection of internal thread, can make first cable 1 and second cable 2 in close contact with, then rotate limiting plate 13, make one side of limiting plate 13 separate with one side of second fixed plate 4, can remove cardboard 5 to limiting groove 11 under the effect of first spring 9 elasticity this moment, when cardboard 5 removes the inside of limiting groove 11, a plurality of second latch 17 can carry on spacingly with a plurality of first latch 6, make cardboard 5 only can carry out forward rotation along the helical direction of external screw thread, stability when having improved first cable 1 and second cable 2 and being connected like this, avoid in-process when using, because cardboard 5 takes place to rotate, lead to be connected unstably between first cable 1 and the second cable 2, influence the normal use of first cable 1 and second cable 2, when needs dismantle first cable 1 and second cable 2, the pulling cable 13 moves out one side of contact and makes second cable 13 carry out the inside dismantlement of limiting plate 4 from limiting groove 10, limiting plate 11 can follow limiting groove 10 inside dismantlement of limiting plate.

Example 2:

with reference to fig. 4, the present embodiment is further improved based on embodiment 1 in that: first cable 1 and second cable 2 all have the cable main part to constitute, and the cable main part includes a plurality of sinle silks 18, and the outside of a plurality of sinle silks all is equipped with insulating layer 19, and the outside of a plurality of insulating layers 19 is equipped with inner sheath 20, and inner sheath 20 outside fixed connection wire back up coat 21, the outside fixed connection insulating layer 22 of wire back up coat 21, insulating layer 22 outside fixed connection oversheath 23.

The present example differs from example 1 in that: when using, wrap up sinle silk 18 through the insulating layer 19 that is equipped with to prevent the electric leakage, improved the high temperature resistance of cable body under the effect of insulating layer 22, pack up wire reinforcement layer 21 in the outside of inner sheath 20 and strengthen protection sinle silk 18.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.

Claims

1. The utility model provides a high strength high temperature resistant cable for mineral insulation, includes first cable and second cable, its characterized in that: the utility model discloses a cable, including first cable, second cable, mounting groove, limiting groove, sliding mechanism, cardboard, first latch, the externally mounted of first cable has the first fixed plate of loop configuration, the second fixed plate that the loop configuration was cup jointed in the outside rotation of second cable, the mounting groove that uses with the second fixed plate cooperation is seted up to the inside of first fixed plate, the spacing groove with the mounting groove intercommunication is seted up to one side of first fixed plate, the cardboard of loop configuration is installed through sliding mechanism in the outside of second fixed plate, the externally mounted of cardboard has a plurality of first latches, the inside of spacing groove is equipped with a plurality of spacing subassemblies that carry on spacingly to first latch.

2. The high-strength high-temperature-resistant cable for mineral insulation according to claim 1, wherein an internal thread is provided inside the mounting groove, and an external thread used in cooperation with the internal thread is provided outside the second fixing plate.

3. The high-strength high-temperature-resistant cable for mineral insulation according to claim 2, wherein the sliding mechanism comprises a sliding groove formed outside the second fixing plate and a sliding block slidably connected inside the sliding groove, one side of the sliding block is fixedly connected with the inner side of the clamping plate, a first spring is mounted on the inner wall of one side of the sliding groove, and one end of the first spring is fixedly connected with one side of the sliding block.

4. The high-strength high-temperature-resistant cable for mineral insulation according to claim 3, wherein a pulling plate is mounted on one side of the clamping plate, a limiting plate matched with the second fixing plate is rotatably connected to one side of the pulling plate, and the limiting plate is located on one side far away from the external thread.

5. The high-strength high-temperature-resistant cable for mineral insulation according to claim 1, wherein the limiting component comprises a fixing groove formed in one side of the limiting groove and a second spring installed in one side of the fixing groove, a fixing rod is installed at one end of the second spring, a second latch used in cooperation with the first latch is installed at one side of the fixing rod, and the fixing rod is rotatably connected with one inner wall of the fixing groove through a rotating shaft.

6. The high-strength high-temperature-resistant cable for mineral insulation according to claim 1, wherein the first cable and the second cable are both composed of a cable main body, the cable main body comprises a plurality of wire cores, an insulating layer is arranged outside each of the plurality of wire cores, an inner sheath is arranged outside each of the plurality of insulating layers, a metal wire reinforcing layer is fixedly connected to the outer side of the inner sheath, a heat insulation layer is fixedly connected to the outer side of the metal wire reinforcing layer, and an outer sheath is fixedly connected to the outer side of the heat insulation layer.