CN214753081U - Double-layer flame-retardant cable with protection structure - Google Patents

Abstract

The utility model discloses a double-layer flame-retardant cable with a protection structure, which comprises an outer protective sleeve, wherein the inner surface of the outer protective sleeve is provided with an inner protective sleeve, the inside of the inner protective sleeve is provided with a cable body through a protection surface, the inner two ends of the inner protective sleeve are respectively provided with a flame-retardant plate in a clamping manner, five connecting grooves are equidistantly formed at the edge of the inner surface of the outer protective sleeve, and a pull rope is fixedly arranged at the inner bottom ends of the connecting grooves through glue solution bonding; through the internal surface edge design spread groove at outer lag and at the internal design stay cord of spread groove, when can be connected the cable body with external equipment, handheld pull ring is in the inside pulling stay cord of spread groove, leans out the pulling and constantly tears the tip of opening outer lag when the pulling stay cord, is convenient for open outer lag, makes things convenient for the cable body to show the external world and installs and use, easily installs easy operation and uses.

Description

Double-layer flame-retardant cable with protection structure

Technical Field

The utility model belongs to the technical field of flame retarded cable, concretely relates to double-deck flame retarded cable with protection architecture.

Background

The existing flame-retardant cable refers to a cable which is characterized in that a test sample is burnt under a specified test condition, after a test fire source is removed, the flame spread is only in a limited range, and residual flame or residual ignition can be self-extinguished within a limited time, and the fundamental characteristics are as follows: in the event of a fire, may burn out and fail to operate, but may prevent the spread of the fire. In common, in case of fire, the electric wire can limit the combustion within a local range, does not spread, keeps other various equipment and avoids causing larger loss; the shell is opened to current cable needs use tool before erection joint, easily causes the installation inconvenient when opening the shell, operates inconveniently, and inside cable winding easily produces a large amount of heats in an organic whole when using simultaneously for influence life's problem when the cable is inside to use, for this reason we provide a double-deck flame retarded cable with protective structure.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a double-deck flame retarded cable with protection architecture to it needs use tools to open the shell before erection joint to propose current cable in solving above-mentioned background art, easily causes the installation inconvenient when opening the shell, operates inconveniently, and inside cable twines in an organic whole easily and produces a large amount of heats when using simultaneously, makes the cable influence life's problem when inside is used.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a double-deck flame retarded cable with protective structure, includes outer lag, the internal surface of outer lag is provided with interior lag, the inside of interior lag is provided with the cable body through the protective surface, fire-retardant board is installed to the equal block in inside both ends of interior lag, five spread grooves have been seted up to the internal surface edge equidistance of outer lag, the inside bottom of spread groove is fixed with the stay cord through the glue solution bonding, the tip integral type shaping of spread groove has the pull ring, just the pull ring embedding the inside of spread groove.

Preferably, the inner protective sleeve is fixedly provided with a built-in mounting frame inside through glue solution adhesion, a clamping hole is formed in the built-in mounting frame, the cable body penetrates through the inside of the clamping hole, preferably, the clamping hole is of an annular structure, the clamping hole and the built-in mounting frame are of an integral structure, preferably, the cable body is of an annular structure, the outer surface of the cable body is matched with the inner surface structure of the clamping hole, preferably, the connecting groove and the outer protective sleeve are of an integral structure, the pull rope is matched with the inner structure of the connecting groove, preferably, the flame retardant plate is embedded into the inner protective sleeve, and the cable body penetrates through the inner portion of the flame retardant plate.

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

(1) through the internal surface edge design spread groove at outer lag and at the internal design stay cord of spread groove, when can be connected the cable body with external equipment, handheld pull ring is at the inside pulling stay cord of spread groove, lean out the pulling constantly tear the tip of opening outer lag when the pulling stay cord, be convenient for open outer lag, make things convenient for the cable body to show the external world and install and use, easily installation easy operation uses, it needs use tools to open the shell to have solved the cable before erection joint, it is inconvenient when the shell is opened in the easy installation that causes, the inconvenient problem of operation.

(2) Through the built-in mounting bracket of the internal design of lag including and the internal design card hole at built-in mounting bracket, lag and the inside of outer lag including can be directly with built-in mounting bracket fixed mounting, run through the cable body in the inside in card hole after the installation, make the cable body and the installation of built-in mounting bracket block, be convenient for separately install the cable body through built-in mounting bracket after the installation, be difficult for twining, be convenient for inside when the cable body installation back is used and be difficult for producing a large amount of heats, increase of service life, the problem of inside cable winding easily producing a large amount of heats in an organic whole when using has been solved, make the cable influence life when inside the use problem.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic top view of the cable body, the outer protective sleeve and the built-in mounting bracket of the present invention;

fig. 3 is a schematic top view of the built-in mounting rack and the fastening hole of the present invention;

fig. 4 is a schematic sectional view of the cable body, the inner protective sleeve and the outer protective sleeve of the present invention;

fig. 5 is a schematic sectional view of the outer protective sleeve, the pull rope and the connecting groove of the present invention;

FIG. 6 is an enlarged schematic view of a portion A of FIG. 5 according to the present invention;

in the figure: 1. a cable body; 2. an inner protective sleeve; 3. an outer protective sleeve; 4. a flame retardant sheet; 5. a mounting frame is arranged inside; 6. a clamping hole; 7. pulling a rope; 8. connecting grooves; 9. and (4) a pull ring.

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, fig. 2, fig. 3, fig. 4, fig. 5 and fig. 6, the present invention provides a technical solution: a double-layer flame-retardant cable with a protection structure comprises an outer protection sleeve 3, an inner protection sleeve 2 is arranged on the inner surface of the outer protection sleeve 3, a cable body 1 is arranged inside the inner protection sleeve 2 through a protection surface, flame-retardant plates 4 are clamped and installed at two ends inside the inner protection sleeve 2, five connecting grooves 8 are formed in the edge of the inner surface of the outer protection sleeve 3 at equal intervals, a pull rope 7 is fixedly bonded at the bottom end inside the connecting grooves 8 through glue solution, a pull ring 9 is integrally formed at the end part of each connecting groove 8, and the pull ring 9 is embedded into the connecting grooves 8, when the cable body 1 can be connected with external equipment, the pull ring 9 is held by hand to pull the pull rope 7 in the connecting groove 8, lean out the pulling constantly tear the tip of opening outer lag 3 when pulling stay cord 7, be convenient for open outer lag 3, make things convenient for cable body 1 to show the external world and install the use, easily install easy operation and use.

In this embodiment, preferably, the inner protective sleeve 2 is fixedly provided with the built-in mounting frame 5 inside through adhesive bonding, the built-in mounting frame 5 is provided with the clamping hole 6 inside, and the cable body 1 penetrates through the clamping hole 6, so that the built-in mounting frame 5 can be directly and fixedly mounted inside the inner protective sleeve 2 and the outer protective sleeve 3, after mounting, the cable body 1 penetrates through the clamping hole 6, so that the cable body 1 and the built-in mounting frame 5 are clamped and mounted, after mounting, the cable body 1 is conveniently and separately mounted through the built-in mounting frame 5 and is not easy to wind, so that a large amount of heat is not easily generated inside when the cable body 1 is mounted and used, the service life is prolonged, in order to facilitate clamping and mounting the cable body 1 through the built-in mounting frame 5 and the clamping hole 6, and facilitate separate mounting and use, in this embodiment, preferably, the clamping hole 6 is of a ring structure, and the clamping hole 6 and the built-in mounting frame 5 are of an integrated structure, in order to smoothly mount and use the cable body 1 and the built-in mounting bracket 5 through the clamping hole 6, in this embodiment, preferably, the cable body 1 is of an annular structure, the outer surface of the cable body 1 is matched with the inner surface structure of the clamping hole 6, and the pull rope 7 is convenient to place through the connecting groove 8 for use.

The utility model discloses a theory of operation and use flow: this double-deck flame retarded cable with protection architecture, lag 2 and outer lag 3's inside including direct will built-in mounting bracket 5 fixed mounting when processing production before the use, run through the inside in calorie hole 6 with cable body 1 after the installation, make cable body 1 and the installation of built-in mounting bracket 5 block, be convenient for after the installation separately install cable body 1 through built-in mounting bracket 5, be difficult for twining, be convenient for inside difficult for producing a large amount of heats when cable body 1 installation back use, prolonged service life, then when being connected cable body 1 with external equipment, can hand pull ring 9 at the inside pulling stay cord 7 of spread groove 8, lean out the pulling and constantly tear the tip of pulling outer lag 3 when pulling stay cord 7, be convenient for open outer lag 3, make things convenient for cable body 1 to show the external world and install and use, easily install easy operation uses.

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 (6)

1. The utility model provides a double-deck flame retarded cable with protection architecture, includes outer lag (3), the internal surface of outer lag (3) is provided with interior lag (2), the inside of interior lag (2) is provided with cable body (1) through the protective surface, fire-retardant board (4), its characterized in that are installed to the equal block in inside both ends of interior lag (2): five connecting grooves (8) have been seted up to the internal surface edge equidistance of outer lag (3), the inside bottom of connecting groove (8) is fixed with stay cord (7) through the glue solution bonding, the tip integral type shaping of connecting groove (8) has pull ring (9), just pull ring (9) embedding the inside of connecting groove (8).

2. The double-layer flame-retardant cable with the protection structure as claimed in claim 1, wherein: the cable is characterized in that a built-in mounting frame (5) is fixedly mounted inside the inner protective sleeve (2) through glue solution adhesion, a clamping hole (6) is formed in the built-in mounting frame (5), and the cable body (1) penetrates through the clamping hole (6).

3. The double-layer flame-retardant cable with the protection structure as claimed in claim 2, wherein: the clamping hole (6) is of an annular structure, and the clamping hole (6) and the built-in mounting frame (5) are of an integrated structure.

4. The double-layer flame-retardant cable with the protection structure as claimed in claim 2, wherein: the cable body (1) is of an annular structure, and the outer surface of the cable body (1) is matched with the inner surface structure of the clamping hole (6).

5. The double-layer flame-retardant cable with the protection structure as claimed in claim 1, wherein: the connecting groove (8) and the outer protecting sleeve (3) are of an integrated structure, and the pull rope (7) is identical to the internal structure of the connecting groove (8).

6. The double-layer flame-retardant cable with the protection structure as claimed in claim 1, wherein: the flame-retardant plate (4) is embedded into the inner protective sleeve (2), and the cable body (1) penetrates through the flame-retardant plate (4).

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