CN217982901U

CN217982901U - Environment-friendly energy-saving fireproof cable with wire threading structure

Info

Publication number: CN217982901U
Application number: CN202222229973.5U
Authority: CN
Inventors: 焦云超; 李见锡
Original assignee: Jilin Shengda Cable Co ltd
Current assignee: Jilin Shengda Cable Co ltd
Priority date: 2022-08-24
Filing date: 2022-08-24
Publication date: 2022-12-06
Anticipated expiration: 2032-08-24

Abstract

The utility model discloses an environment-friendly energy-saving fireproof cable with a threading structure, which relates to the technical field of cables and comprises an outer sheath, wherein the outer surface of the front end of the outer sheath is provided with an auxiliary lantern ring; a plurality of groups of fixing screws are uniformly arranged on the outer surface of the periphery of the auxiliary lantern ring, a conical threading needle is arranged on the inner wall of the auxiliary lantern ring, a hollow groove is formed in the inner surface of the upper end of the conical threading needle, and a barb is arranged on the outer wall of the conical threading needle; the inner wall of the outer sheath is provided with a fire-resistant sleeve, the inner wall of the fire-resistant sleeve is provided with an oxygen isolation sleeve, and the inner wall of the oxygen isolation sleeve is uniformly provided with a plurality of groups of isolation sleeves. The utility model discloses an environmental protection and energy saving fireproof cable with threading structure, the fixed screw and the supplementary lantern ring, the convenience is covered with toper threading needle when the cable needs the threading on the overcoat to make things convenient for the threading of cable, the shackle and the barb of setting, the convenience colludes out toper threading needle from perforating, thereby accomplishes the threading of cable.

Description

Environment-friendly energy-saving fireproof cable with wire threading structure

Technical Field

The utility model relates to the technical field of cables, in particular to environmental protection and energy saving fireproof cable with threading structure.

Background

At present, fireproof cables used in the market have two types of rigidity and flexibility, the two types of cables both use magnesium oxide as insulation, and the rigid fireproof cables are formed by wrapping copper pipes outside the rigid fireproof cables and then tightly pressing the copper pipes through a plurality of drawing procedures; the flexible fireproof cable is rolled into a spiral shape outside the rigid cable copper pipe. The rigid fireproof cable is a first-generation product, and the flexible fireproof cable is a second-generation product. Both of these cables have been in use in the market for many years.

In the prior art, a chinese patent document with application publication No. CN205211441U describes an environment-friendly and energy-saving fireproof cable, which discloses a structural technology of the fireproof cable, but the cable lacks a wire pulling device during threading, so that the cable is inconvenient to be installed at certain specific positions.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides an environmental protection and energy saving fireproof cable with threading structure, can effectively solve the problem in the background art.

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

an environment-friendly energy-saving fireproof cable with a threading structure comprises an outer sheath, wherein an auxiliary lantern ring is arranged on the outer surface of the front end of the outer sheath;

a plurality of groups of fixing screws are uniformly arranged on the outer surface of the periphery of the auxiliary lantern ring, a conical threading needle is arranged on the inner wall of the auxiliary lantern ring, a hollow groove is formed in the inner surface of the upper end of the conical threading needle, and a barb is arranged on the outer wall of the conical threading needle;

the inner wall of the outer sheath is provided with a fire-resistant sleeve, the inner wall of the fire-resistant sleeve is provided with an oxygen isolation sleeve, and the inner wall of the oxygen isolation sleeve is uniformly provided with a plurality of groups of isolation sleeves.

Preferably, every group the inner wall of isolation cover all is provided with the metal covering, the inner wall of metal covering is provided with insulating cover, insulating cover's inner wall is provided with the conductor, the one end of oversheath is provided with the shackle, the shackle is located the upper end surface of loop bar, one side surface of loop bar evenly is provided with the multiunit locating hole, the outer wall of loop bar is provided with the hollow tube, be provided with positioning bolt between loop bar and the hollow tube.

Preferably, a clamping groove is formed between the conical threading needle and the auxiliary lantern ring, and the outer wall of the conical threading needle is detachably connected with the inner wall of the auxiliary lantern ring through the clamping groove.

Preferably, a clamping piece is arranged between the hook ring and the barb, and the inner wall of the hook ring is detachably connected with the outer wall of the barb through the clamping piece.

Preferably, a movable groove is formed between the loop bar and the hollow tube, and the outer wall of the loop bar is movably connected with the inner wall of the hollow tube through the movable groove.

Preferably, a threaded hole is formed between the positioning bolt and the hollow pipe, and the outer wall of the positioning bolt is detachably connected with the outer surface of one side of the hollow pipe through the threaded hole.

Advantageous effects

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

1. the utility model discloses in, through the fixed screw and the supplementary lantern ring that set up, the convenience is on the outer sheath with toper threading needle cover when the cable needs the threading, in order to make things convenient for the threading of cable, toper threading needle here can be followed and is dismantled above the oversheath, the front end of considering the cable is softer, influence the threading, consequently here in the threading, with toper threading needle cover in the inside hole groove of supplementary lantern ring, and make the hole above the toper threading needle correspond with the hole above the supplementary lantern ring, and fix toper threading needle and supplementary lantern ring together through the fixed screw, and like this, pull the front end of cable through toper threading needle, can make things convenient for the threading of cable.

2. The utility model discloses in, hook ring and barb through setting up, the convenience colludes the toper threading needle from the perforation, thereby accomplish the threading of cable, here after toper threading needle and oversheath equipment, pass loop bar and hollow tube from the perforation with the hook ring, and with hook loop cover on the barb, and make the hook ring collude the bottom at the barb, when the hook ring can not hang more than the barb because of length inadequately, screw off positioning bolt above the hollow tube, then the slip loop bar is in the inside position of hollow tube, take the loop bar out from the hollow tube is inside, and make locating hole above the loop bar correspond with the hole above the hollow tube, then pass the hollow tube with the barb and the locating hole above the loop bar correspond, fix the loop bar in the inside of hollow tube, thus, transform length makes things convenient for the hook ring to collude the toper threading needle from the perforation, accomplish the threading of cable.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic structural view of the auxiliary sleeve ring and the outer sheath of the present invention;

FIG. 3 is a schematic structural view of the conical threading needle of the present invention;

fig. 4 is a schematic structural view of the shackle of the present invention.

In the figure: 1. an outer sheath; 2. an auxiliary collar; 3. fixing screws; 4. a conical threading needle; 5. an empty groove; 6. a barb; 7. a shackle; 8. a loop bar; 9. a hollow tube; 10. a refractory jacket; 11. an oxygen-isolating sleeve; 12. an isolation sleeve; 13. a metal sleeve; 14. an insulating sleeve; 15. a conductor; 16. positioning the bolt; 17. and (7) positioning the holes.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

As shown in fig. 1-4, an environment-friendly energy-saving fireproof cable with a threading structure comprises an outer sheath 1, wherein an auxiliary lantern ring 2 is arranged on the outer surface of the front end of the outer sheath 1;

a plurality of groups of fixing screws 3 are uniformly arranged on the outer surface of the periphery of the auxiliary lantern ring 2, a conical threading needle 4 is arranged on the inner wall of the auxiliary lantern ring 2, a hollow groove 5 is arranged on the inner surface of the upper end of the conical threading needle 4, and a barb 6 is arranged on the outer wall of the conical threading needle 4;

the inner wall of the outer sheath 1 is provided with a fire-resistant sleeve 10, the inner wall of the fire-resistant sleeve 10 is provided with an oxygen-isolating sleeve 11, and the inner wall of the oxygen-isolating sleeve 11 is uniformly provided with a plurality of groups of isolating sleeves 12.

The inner wall of every set of spacer 12 all is provided with metal covering 13, and the inner wall of metal covering 13 is provided with insulating cover 14, and the inner wall of insulating cover 14 is provided with conductor 15, and the one end of oversheath 1 is provided with shackle 7, and shackle 7 is located the upper end surface of loop bar 8, and one side surface of loop bar 8 evenly is provided with multiunit locating hole 17, and the outer wall of loop bar 8 is provided with hollow tube 9, is provided with positioning bolt 16 between loop bar 8 and the hollow tube 9.

A clamping groove is formed between the conical threading needle 4 and the auxiliary lantern ring 2, and the outer wall of the conical threading needle 4 is detachably connected with the inner wall of the auxiliary lantern ring 2 through the clamping groove.

A clamping piece is arranged between the hook ring 7 and the barb 6, and the inner wall of the hook ring 7 is detachably connected with the outer wall of the barb 6 through the clamping piece.

A movable groove is arranged between the loop bar 8 and the hollow tube 9, and the outer wall of the loop bar 8 is movably connected with the inner wall of the hollow tube 9 through the movable groove.

A threaded hole is formed between the positioning bolt 16 and the hollow pipe 9, and the outer wall of the positioning bolt 16 is detachably connected with the outer surface of one side of the hollow pipe 9 through the threaded hole.

The first embodiment is as follows: the auxiliary lantern ring 2 is arranged to facilitate the butt joint of the conical threading needle 4 and a cable.

The second embodiment is as follows: the barbs 6 are provided to facilitate the abutment of the shackle 7 with the tapered threading needle 4.

It should be noted that, the utility model relates to an environmental protection and energy saving fireproof cable with threading structure, during the use, the fixed screw 3 and the auxiliary lantern ring 2 that set up, it is convenient to overlap toper threading needle 4 on the oversheath 1 when the cable needs the threading, in order to make things convenient for the threading of cable, here toper threading needle 4 can be dismantled from the oversheath 1 above, consider that the front end of cable is softer, influence the threading, therefore here when threading, overlap toper threading needle 4 in the hole groove of the inside of auxiliary lantern ring 2, and make the hole on toper threading needle 4 correspond with the hole on the auxiliary lantern ring 2, and fix toper threading needle 4 and auxiliary lantern ring 2 together through fixed screw 3, like this, pull the front end of cable through toper threading needle 4, can make things convenient for the threading of cable; the arranged hook ring 7 and the barb 6 facilitate hooking the conical threading needle 4 out of the through hole so as to complete threading of the cable, wherein after the conical threading needle 4 and the outer sheath 1 are assembled, the hook ring 7 penetrates through the through hole through the loop bar 8 and the hollow tube 9, the hook ring 7 is sleeved on the barb 6, the hook ring 7 is hooked at the bottom of the barb 6, when the hook ring 7 cannot be hung on the barb 6 due to insufficient length, the positioning bolt 16 on the hollow tube 9 is unscrewed, then the loop bar 8 is slid at the position inside the hollow tube 9, the loop bar 8 is pulled out from the inside of the hollow tube 9, the positioning hole 17 on the loop bar 8 corresponds to the hole on the hollow tube 9, then the barb 6 penetrates through the hollow tube 9 and corresponds to the positioning hole 17 on the loop bar 8, the loop bar 8 is fixed inside the hollow tube 9, and therefore the length change is convenient for the hook ring 7 to hook the conical threading needle 4 out of the through hole so as to complete threading of the cable.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides an environmental protection and energy saving fireproof cable with threading structure, includes oversheath (1), its characterized in that: an auxiliary lantern ring (2) is arranged on the outer surface of the front end of the outer sheath (1);

a plurality of groups of fixing screws (3) are uniformly arranged on the outer surface of the periphery of the auxiliary lantern ring (2), a conical threading needle (4) is arranged on the inner wall of the auxiliary lantern ring (2), a hollow groove (5) is arranged on the inner surface of the upper end of the conical threading needle (4), and a barb (6) is arranged on the outer wall of the conical threading needle (4);

the inner wall of the outer sheath (1) is provided with a fireproof sleeve (10), the inner wall of the fireproof sleeve (10) is provided with an oxygen isolation sleeve (11), and the inner wall of the oxygen isolation sleeve (11) is uniformly provided with a plurality of groups of isolation sleeves (12).

2. The environment-friendly energy-saving fireproof cable with the wire penetrating structure as claimed in claim 1, wherein: every group the inner wall of isolation sleeve (12) all is provided with metal covering (13), the inner wall of metal covering (13) is provided with insulating cover (14), the inner wall of insulating cover (14) is provided with conductor (15), the one end of oversheath (1) is provided with shackle (7), shackle (7) are located the upper end surface of loop bar (8), one side surface of loop bar (8) evenly is provided with multiunit locating hole (17), the outer wall of loop bar (8) is provided with hollow tube (9), be provided with positioning bolt (16) between loop bar (8) and hollow tube (9).

3. The environment-friendly energy-saving fireproof cable with the wire penetrating structure as claimed in claim 1, wherein: a clamping groove is formed between the conical threading needle (4) and the auxiliary lantern ring (2), and the outer wall of the conical threading needle (4) is detachably connected with the inner wall of the auxiliary lantern ring (2) through the clamping groove.

4. The environment-friendly energy-saving fireproof cable with the threading structure as claimed in claim 2, wherein: a clamping piece is arranged between the hook ring (7) and the barb (6), and the inner wall of the hook ring (7) is detachably connected with the outer wall of the barb (6) through the clamping piece.

5. The environment-friendly energy-saving fireproof cable with the threading structure as claimed in claim 2, wherein: a movable groove is arranged between the loop bar (8) and the hollow pipe (9), and the outer wall of the loop bar (8) is movably connected with the inner wall of the hollow pipe (9) through the movable groove.

6. The environment-friendly energy-saving fireproof cable with the threading structure as claimed in claim 2, wherein: a threaded hole is formed between the positioning bolt (16) and the hollow pipe (9), and the outer wall of the positioning bolt (16) is detachably connected with the outer surface of one side of the hollow pipe (9) through the threaded hole.