CN113936872A

CN113936872A - Self-luminous insulating tube component for cable protection

Info

Publication number: CN113936872A
Application number: CN202111259403.4A
Authority: CN
Inventors: 项鹏
Original assignee: Guangxi Linyue Technology Co ltd
Current assignee: Guangxi Linyue Technology Co ltd
Priority date: 2021-10-28
Filing date: 2021-10-28
Publication date: 2022-01-14

Abstract

The invention discloses a self-luminous insulating pipe component for cable protection, which comprises at least two protective pipes, wherein the cross sections of the protective pipes are semicircular; the protection tubes are matched with each other in pairs for use, so that the installation is convenient, the protection tubes on two sides have completely consistent structures, and the production is convenient; the central angle of the lining pipe of the protection pipe is 180 degrees, and the lining pipe cannot deform during installation, so that the service life of the protection pipe is prolonged; the connecting cover is simple in structure and rapid to install, and the two sections of protection pipes can be quickly connected by inserting the mushroom head-shaped fastening pin into the limiting hole of each protection pipe; the connecting cover can be flexibly arranged on one side of the protective tube, and short-distance jumping protection of the cable can be realized.

Description

Self-luminous insulating tube component for cable protection

Technical Field

The invention belongs to the technical field of cable protection, and particularly relates to a self-luminous insulating tube assembly for cable protection.

Background

High-voltage wires erected at high altitude are generally bare wires, such as common 10-35 kv high-voltage cables, and under normal conditions, the safety distance to the ground and other buildings and plants is considered during aerial laying, but branches of large trees or other plants near the high-voltage wires may be close to the high-voltage bare wires along with continuous growth, break through the safety distance and even touch the high-voltage wires, so that electric shock accidents occur. In addition, for maintenance and construction of the overhead line, operators or operating tools can be close to the exposed high-voltage line, and potential safety hazards exist.

CN201910659975.8 discloses a protection tube assembly installed in a staggered manner for protecting an overhead cable from an electric shock accident. The adopted protection tube barrel is divided into a first sub-shell and a second sub-shell which are different in part, so that the production is not facilitated, the two sub-shells need to be distinguished during installation, and the two same sub-shells cannot be installed; in order to ensure the protection effect, the diameter of the cable and the diameter of the sub-shell are approximately the same, but the central angle of the sub-shell is larger than 180 degrees, and the distance between the two ends of the sub-shell is smaller than the diameter of the sub-shell, so that the sub-shell can deform during installation, certain requirements are imposed on the material of the sub-shell, and the service life of the protection pipe barrel is influenced; and the connecting piece is unnecessary design, has increased the degree of difficulty of equipment.

Disclosure of Invention

In order to solve the above problems in the prior art, the present invention is directed to a self-luminous insulating tube assembly for cable protection.

The technical scheme adopted by the invention is as follows:

the utility model provides a self-luminous insulating tube subassembly that cable protection was used, includes two at least protection tubes, the cross section of protection tube is the semicircle ring-type, the protection tube is close to one side of protection tube cross section centre of a circle is equipped with a plurality of grid boards, the grid board is kept away from the fixed interior bushing pipe that is equipped with in one side of protection tube, the cross section of interior bushing pipe is the semicircle ring-type, the cross section centre of a circle of interior bushing pipe with the coincidence of the cross section centre of a circle of protection tube, the cross section end of interior bushing pipe with the cross section end of protection tube is located the coplanar, one side of protection tube is equipped with the spout, the spout is located the protection tube with between the interior bushing pipe, the cross section of spout is the arc, the protection tube is kept away from one side of spout is equipped with the cutting, the cutting is fixed to be set up in one of them on the grid board.

By adopting the technical scheme, the protection tube is divided into two layers, the grating plate is arranged between the inner liner and the shell, the protection capability of the protection tube is improved, the quality of the protection tube is reduced, and the installation is more convenient.

Preferably, the cross section of the slip is arc-shaped, the central angle of the cross section of the sliding groove is concentric with and equal to the central angle of the cross section of the slip, the thickness of the sliding groove is equal to that of the slip, and the slip and the sliding groove on the two protection tubes are respectively matched with each other to form a cylinder.

By adopting the technical scheme, the protection tubes need to be matched with each other for use, the two protection tube structures needing to be matched for use are completely consistent, the production cost is convenient to save, and only one angle needs to be rotated when the installation is carried out, so that the situation that two male heads or two female heads cannot be installed cannot be caused.

Preferably, in a cross section of one of the protection tubes, a distance between an end of the insert away from the protection tube and an end of the lining tube away from the insert is greater than a diameter of the lining tube.

By adopting the technical scheme, the inner lining pipe of the protection pipe is not deformed in the process of pressing close to the cable, and the service life of the protection pipe is prolonged.

Preferably, the two ends of the protection tube along the length direction are respectively provided with a limiting hole, and the limiting holes penetrate through the protection tube.

By adopting the technical scheme, the limit hole only penetrates through the shell of the protection tube, the integrity of the lining tube is not influenced, and the protection capability of the protection tube is not influenced.

Preferably, a light-emitting sleeve is arranged on one side, away from the lining tube, of the protection tube, and the light-emitting sleeve is located between the two limiting holes.

By adopting the technical scheme, the luminous sleeve can independently emit light, and the identification degree of the protective tube is improved.

Preferably, the protection pipe connector further comprises a connecting cover, the connecting cover is used for connecting the protection pipes, and two limiting pins are fixedly arranged on the connecting cover.

By adopting the technical scheme, the limiting pin of the connecting cover is matched with the limiting hole of the protecting pipe, so that the protection engineering of the long-distance cable can be met.

Preferably, the cross section of the connecting cover is in a sector ring shape with a central angle larger than 180 degrees.

By adopting the technical scheme, the connecting cover can allow deformation in a small range, when being mounted, the connecting cover is clamped on the protection pipes, the connecting cover can fix two protection pipes on the same side, and the part of the connecting cover which exceeds half can also wrap part of the two protection pipes on the opposite side, so that the shearing stress on the section of the cable can not be generated at the joint of the protection pipes on the opposite side, and the damage to the cable possibly caused is reduced.

Preferably, the diameter of the inner side of the cross section of the connecting cover is equal to the diameter of the outer side of the cross section of the protection pipe.

By adopting the technical scheme, the connecting cover is tightly attached to the protection pipe after being installed.

Preferably, one end of the limiting pin is in a mushroom head shape, one end of the limiting pin, which is far away from the connecting cover, is provided with a groove, and the diameter of the mushroom head of the limiting pin is larger than that of the limiting hole.

By adopting the technical scheme, the connecting cover can not be detached without using special tools after being installed, and the safety performance of the protection tube is improved.

Preferably, the two limiting pins are arranged along the length direction of the connecting cover, and the distance between the two limiting pins is equal to twice the distance from the limiting hole to one end of the protection pipe.

By adopting the technical scheme, no gap exists between the two protection pipes connected by the connecting cover, and the target cable is protected without a gap.

The invention has the beneficial effects that: the self-luminous insulating pipe assembly for protecting the cable is characterized in that the protective pipe is divided into two layers, and the grating plate is arranged between the lining layer and the shell, so that the protective capacity of the protective pipe is improved, and the quality of the protective pipe is reduced; the protection tubes are matched with each other in pairs for use, so that the installation is convenient, the protection tubes on two sides have completely consistent structures, and the production is convenient; the central angle of the lining pipe of the protection pipe is 180 degrees, and the lining pipe cannot deform during installation, so that the service life of the protection pipe is prolonged; the connecting cover is simple in structure and rapid to install, and the two sections of protection pipes can be quickly connected by inserting the mushroom head-shaped fastening pin into the limiting hole of each protection pipe; the connecting cover can be flexibly arranged on one side of the protective tube, and short-distance jumping protection of the cable can be realized.

Drawings

The invention is described in further detail below with reference to the accompanying drawings and specific embodiments.

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

FIG. 2 is a schematic cross-sectional view of FIG. 1 of the present invention;

FIG. 3 is a schematic front view of the FIG. 1 construction of the present invention;

FIG. 4 is a schematic view of the construction of the coupling cage 15 of FIG. 1 according to the present invention;

fig. 5 is a schematic view of the structure of one of the protection tubes 11 of fig. 1 according to the present invention;

FIG. 6 is a schematic cross-sectional view of the invention of FIG. 5;

fig. 7 is a schematic view of the backside structure of fig. 5 according to the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not to be construed as limiting the invention, i.e., the described embodiments are only a subset of the invention and not all embodiments. The components of the embodiments of the invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the invention presented in the figures is not intended to limit the scope of the invention as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the invention without making creative efforts, shall fall within the protection scope of the invention.

The following describes a specific embodiment of the present invention with reference to fig. 1 to 7, a self-luminous insulating tube assembly for cable protection, including at least two protecting tubes 11, the cross section of the protecting tube 11 is semicircular, one side of the protecting tube 11, which is close to the center of the cross section of the protecting tube 11, is provided with a plurality of grid plates 19, one side of the grid plates 19, which is away from the protecting tube 11, is fixedly provided with a lining tube 17, the cross section of the lining tube 17 is semicircular, the center of the cross section of the lining tube 17 coincides with the center of the cross section of the protecting tube 11, the end of the cross section of the lining tube 17 and the end of the cross section of the protecting tube 11 are located on the same plane, one side of the protecting tube 11 is provided with a sliding groove 18, the sliding groove 18 is located between the protecting tube 11 and the lining tube 17, the cross section of the sliding groove 18 is arc, one side of the protecting tube 11, which is away from the sliding groove 18, is provided with an insert strip 14, the insert 14 is fixedly arranged on one of the grid plates 19.

Advantageously, the cross section of the insert 14 is arc-shaped, the central angle of the cross section of the sliding groove 18 is concentric and equal to the central angle of the cross section of the insert 14, the thickness of the sliding groove 18 is the same as that of the insert 14, and the insert 14 and the sliding groove 18 on the two protection tubes 11 are respectively matched with each other to form a cylinder.

Advantageously, in a cross-section of one of the protective tubes 11, the distance between the end of the plug 14 remote from the protective tube 11 and the end of the lining tube 17 remote from the plug 14 is greater than the diameter of the lining tube 17.

Advantageously, both ends of the protection tube 11 along the length direction thereof are respectively provided with a limiting hole 12, and the limiting holes 12 penetrate through the protection tube 11.

Advantageously, the side of the protective tube 11 facing away from the inner lining tube 17 is provided with a light emitting sleeve 13, and the light emitting sleeve 13 is located between the two limiting holes 12.

Advantageously, the protection pipe connector further comprises a connecting cover 15, wherein the connecting cover 15 is used for connecting a plurality of protection pipes 11, and two limiting pins 16 are fixedly arranged on the connecting cover 15.

Advantageously, the connecting bell 15 is in the form of a sector of a ring with a central angle greater than 180 ° in cross section.

Advantageously, the diameter of the inside of the cross section of the connection cap 15 is equal to the diameter of the outside of the cross section of the protective tube 11.

Beneficially, one end of the limiting pin 16 is in a mushroom shape, one end of the limiting pin 16, which is far away from the connecting cover 15, is provided with a groove, and the diameter of the mushroom head of the limiting pin 16 is larger than that of the limiting hole 12.

Advantageously, two of the limiting pins 16 are arranged along the length direction of the connecting cover 15, and the distance between the two limiting pins 16 is equal to twice the distance from the limiting hole 12 to one end of the protecting pipe 11.

The use method of the invention comprises the following steps:

in the initial state, the adaptive protection pipe 11 is selected according to the specification and the size of the cable, and the diameter of the cable is equal to that of the lining pipe 17.

The length of construction is determined, the number of protection tubes 11 to be used is determined, the protection tubes 11 are normally used in a pairwise matching mode, and the number of the connecting covers 15 is half of the number of the protection tubes 11 and is subtracted by one.

Simultaneously taking out the two protection pipes 11 to enable the two protection pipes 11 to be respectively positioned at two sides of the cable and to be parallel to the cable, wherein the two protection pipes 11 are arranged in tandem along the length direction of the cable, one sides of the two protection pipes 11 with openings face the cable, and the inserting strips 14 on the two protection pipes 11 are arranged above and below one another;

the lining pipes 17 of the two protection pipes 11 are tightly attached to the cable, then the two protection pipes 11 are close to each other along the length direction of the cable, the inserting strips 14 of one protection pipe 11 are aligned with the sliding grooves 18 of the other protection pipe 11, and after the two protection pipes 11 are close to each other, the two inserting strips 14 respectively slide in the two sliding grooves 18 until the two ends of the two protection pipes 11 are flush;

when the protection pipe 11 is mounted, if the required construction length is longer than the protection pipe 11, the connection is performed by using the connection cover 15.

Repeating the steps to complete the installation of the second section of protection pipe 11, connecting the joints of the two sections of protection pipes 11 by using a connecting cover 15, keeping the connecting cover 15 horizontal with the cable, aligning one side of a limiting pin 16 on the connecting cover 15 with a limiting hole 12 on the protection pipe 11, and forcibly pressing the connecting cover 15; the two ends of the connecting cover 15 are deformed and opened before resetting when passing through the cable; when the limiting pin 16 contacts the limiting hole 12, the mushroom head of the limiting pin 16 deforms at the groove, and resets after penetrating through the protection tube 11; after the connecting cover 15 is installed, the connecting cover 15 is tightly matched with the two sections of protection pipes 11 on two sides of the connecting cover 15, and the connecting cover 15 cannot fall off under the matching of the limiting pin 16 and the limiting hole 12.

In the case of a long cable length, the protective tube 11 can be arranged on both sides of the cable in a staggered manner in order to increase the strength, if the field conditions permit this.

If there is the joint or connects special circumstances such as other work pieces in one side of meeting the cable, when the installation, can make connecting cover 15 all be located same one side of cable, and the protection tube 11 of opposite side does not receive connecting cover 15's restraint, can freely slide, need not to make two liang of correspondences of protection tube 11 at cable both sides, a protection tube 11 can be with partly difference sliding connection of two protection tubes 11, makes protection tube 11 can skip the one side that has the foreign matter, realizes short distance leap formula protection.

In the description of the present invention, it is to be noted that, unless otherwise specifically defined or limited, the terms "mounted," "connected," and the like are to be construed broadly, and may for example be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate member, or they may be connected through two or more elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The foregoing is merely exemplary and illustrative of the inventive arrangements and it is intended that the skilled person in this field of technology, which may make various modifications, additions or substitutions to the specific embodiments described, shall fall within the scope of protection of the present invention without departing from the inventive arrangements or exceeding the scope as defined in the claims.

Claims

1. The utility model provides a self-luminous insulating tube subassembly of cable protection usefulness which characterized in that: the cross section of the protection tube is semicircular, a plurality of grating plates are arranged on one side, close to the circle center of the cross section of the protection tube, lining tubes are fixedly arranged on one sides, far away from the protection tube, of the grating plates, the cross section of each lining tube is semicircular, the circle center of the cross section of each lining tube is superposed with the circle center of the cross section of the protection tube, the cross section end of each lining tube and the cross section end of the protection tube are located on the same plane, a sliding groove is arranged on one side of the protection tube and located between the protection tube and the lining tube, the cross section of each sliding groove is arc-shaped, an inserting strip is arranged on one side, far away from the sliding groove, of the protection tube, and the inserting strip is fixedly arranged on one grating plate; the connecting cover is used for connecting a plurality of sections of the protecting pipes, and one connecting cover is matched with four connecting pipes for use.

2. The self light emitting insulating tube assembly for cable protection according to claim 1, wherein: the cross section of the cutting is arc-shaped, the central angle of the cross section of the sliding groove is concentric with and equal to the central angle of the cross section of the cutting, the thickness of the sliding groove is equal to that of the cutting, and the cutting and the sliding groove on the two protection tubes are matched with each other to form a cylinder.

3. The self light emitting insulating tube assembly for cable protection according to claim 2, wherein: in the cross section of one of the protection tubes, the distance between one end of the insert strip far away from the protection tube and one end of the lining tube far away from the insert strip is larger than the diameter of the lining tube.

4. The self light emitting insulating tube assembly for cable protection according to claim 1, wherein: the protection tube is provided with a limiting hole at each of two ends along the length direction of the protection tube, and the limiting holes penetrate through the protection tube.

5. The self-luminous insulating tube assembly for cable protection according to claim 4, wherein: one side of the protection tube, which is far away from the lining tube, is provided with a luminous sleeve, and the luminous sleeve is positioned between the two limiting holes.

6. The self light emitting insulating tube assembly for cable protection according to claim 1, wherein: the connecting cover is used for connecting a plurality of the protection tubes, and two limiting pins are fixedly arranged on the connecting cover.

7. The self light-emitting insulating tube assembly for cable protection according to claim 6, wherein: the cross section of the connecting cover is in a fan-shaped annular shape with a central angle larger than 180 degrees.

8. The self light emitting insulating tube assembly for cable protection according to claim 7, wherein: the diameter of the inner side of the cross section of the connecting cover is equal to the diameter of the outer side of the cross section of the protection pipe.

9. The self light emitting insulating tube assembly for cable protection according to claim 8, wherein: one end of the limiting pin is in a mushroom head shape, one end of the limiting pin, which is far away from the connecting cover, is provided with a groove, and the diameter of the mushroom head of the limiting pin is larger than that of the limiting hole.

10. The self light emitting insulating tube assembly for cable protection according to claim 9, wherein: the two limiting pins are arranged along the length direction of the connecting cover, and the distance between the two limiting pins is equal to two times of the distance from the limiting hole to one end of the protection tube.