CN216819274U

CN216819274U - PVC-C sleeve structure for buried power cable

Info

Publication number: CN216819274U
Application number: CN202220080079.3U
Authority: CN
Inventors: 吴广荣
Original assignee: Jiangsu Yatong Pipeline Development Co ltd
Current assignee: Jiangsu Yatong Pipeline Development Co ltd
Priority date: 2022-01-12
Filing date: 2022-01-12
Publication date: 2022-06-24
Anticipated expiration: 2032-01-12

Abstract

The utility model discloses a PVC-C sleeve structure for an embedded power cable, which belongs to the technical field of power pipeline installation and comprises a first PVC-C pipe, a second PVC-C pipe and an anti-settling base, wherein the first PVC-C pipe and the second PVC-C pipe are connected in a socket joint mode by elastic sealing rubber rings, the anti-settling base is arranged at the lower side of the joint of the first PVC-C pipe and the second PVC-C pipe, a mounting groove and a pair of symmetrically distributed clamping grooves are formed in the upper surface of the anti-settling base, the pair of clamping grooves are respectively positioned at the left side and the right side of the mounting groove, a pair of first threaded holes are respectively formed in the pair of clamping grooves, a protective cover plate is arranged at the upper side of the joint of the first PVC-C pipe and the second PVC-C pipe, and extending plates are integrally formed at the left end and the right end of the protective cover plate, so that when the PVC-C sleeve structure is used for embedded installation, the phenomenon that the PVC-C pipeline joint is deformed or even broken due to ground settlement can be effectively prevented, and the service life and the safety performance of the cable in the pipeline are improved.

Description

PVC-C sleeve structure for buried power cable

Technical Field

The utility model relates to the technical field of power pipeline installation, in particular to a PVC-C sleeve structure for a buried power cable.

Background

The PVC-C power tube takes PVC-C resin with excellent heat resistance and insulating property as a main material, a PVC-C product is a green and environment-friendly product recognized at present, and the excellent physical and chemical properties of the PVC-C power tube are increasingly valued by the industry.

The PVC-C pipe installed in a buried mode can better protect a cable, when the PVC-C pipe is installed, the length of the pipe is limited, so that the pipe needs to be in butt joint with multiple sections, finally, the pipe is used after soil is backfilled in a buried pipe section, however, as the using time is prolonged, the soil above sinks, the bending deformation of the joint of the pipe is easily caused, even the risk of fracture exists, the service life of the cable is influenced, and even electric leakage can be caused in serious cases, so that the personal safety is endangered.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

Aiming at the problems in the prior art, the utility model aims to provide a PVC-C sleeve structure for a buried power cable, which can effectively prevent the phenomenon that the PVC-C pipeline joint is deformed or even broken due to ground settlement when the PVC-C sleeve structure is used for buried installation, and improve the service life and the safety performance of the cable in the pipeline.

2. Technical scheme

In order to solve the above problems, the present invention adopts the following technical solutions.

A PVC-C sleeve structure for an underground power cable comprises a first PVC-C pipe, a second PVC-C pipe and an anti-settling base, wherein the first PVC-C pipe and the second PVC-C pipe are connected in a socket joint mode through elastic sealing rubber rings, the anti-settling base is installed on the lower side of the joint of the first PVC-C pipe and the second PVC-C pipe, a mounting groove and a pair of symmetrically distributed clamping grooves are formed in the upper surface of the anti-settling base, the pair of clamping grooves are respectively located on the left side and the right side of the mounting groove, a pair of first threaded holes are formed in the pair of clamping grooves, a protective cover plate is arranged on the upper side of the joint of the first PVC-C pipe and the second PVC-C pipe, extension plates are integrally formed at the left end and the right end of the protective cover plate, the pair of extension plates are located in the clamping grooves, and a pair of second threaded holes with the apertures matched with the first threaded holes are formed in the pair of extension plates, the bolts are connected in the holes of the first threaded hole and the second threaded hole, so that when the PVC-C sleeve structure is used for buried installation, the phenomenon that the connection part of a PVC-C pipeline is deformed or even broken due to ground settlement can be effectively prevented, and the service life and the safety performance of cables in the pipeline are improved.

Furthermore, the mounting groove is a semicircular groove, the protective cover plate is a semicircular cover plate, rubber protective layers are fixedly connected to the inner walls of the mounting groove and the protective cover plate, and the shapes of the rubber protective layers are matched with the rubber protective layers, so that the sealing performance of the first PVC-C pipe and the second PVC-C pipe connecting parts can be effectively improved, the waterproof performance of the pipe connecting parts is greatly improved, and the service life of the internal cable is prolonged.

Further, the upper end fixedly connected with handle of protection apron, protection apron and handle all adopt the stainless steel to make, can prevent in the long-term use, and partial part takes place the phenomenon of corrosion.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages that:

(1) the scheme can effectively prevent the phenomenon that the PVC-C pipeline joint is deformed or even broken due to ground settlement when the PVC-C sleeve structure is adopted for buried installation, and the service life and the safety performance of the cable inside the pipeline are improved.

(2) The mounting groove is a semicircular groove, the protective cover plate is a semicircular cover plate, rubber protective layers are fixedly connected to the inner walls of the mounting groove and the protective cover plate, and the shapes of the rubber protective layers are matched with the rubber protective layers, so that the sealing performance of the pipeline connecting parts of the PVC-C pipe I and the PVC-C pipe II can be effectively improved, the waterproof performance of the pipeline connecting parts is greatly improved, and the service life of the internal cable is prolonged.

(3) The upper end fixedly connected with handle of protection apron, protection apron and handle all adopt the stainless steel to make, can prevent in permanent use, the phenomenon of corrosion takes place for some parts.

Drawings

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

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

fig. 3 is a schematic structural view of a protective cover portion.

The reference numbers in the figures illustrate:

the pipe comprises a first PVC-C pipe, a second PVC-C pipe, a 3 anti-settling base, a 31 placement groove, a 32 clamping groove, a 33 first threaded hole, a 4 protective cover plate, a 41 extension plate, a 42 second threaded hole, a 5 bolt, a 6 rubber protective layer and a 7 handle.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is to be understood that the embodiments described are merely exemplary embodiments, rather than exemplary embodiments, and that all other embodiments may be devised by those skilled in the art without departing from the scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in a specific case to those of ordinary skill in the art.

Example 1:

referring to fig. 1-3, a PVC-C bushing structure for a buried power cable comprises a first PVC-C pipe 1, a second PVC-C pipe 2 and an anti-settling base 3, wherein the first PVC-C pipe 1 and the second PVC-C pipe 2 are connected in a socket manner by an elastic sealing rubber ring, the anti-settling base 3 is installed at the lower side of the joint of the first PVC-C pipe 1 and the second PVC-C pipe 2, a mounting groove 31 and a pair of symmetrically distributed clamping grooves 32 are formed in the upper surface of the anti-settling base 3, the pair of clamping grooves 32 are respectively located at the left side and the right side of the mounting groove 31, a pair of first threaded holes 33 are formed in the pair of clamping grooves 32, a protective cover plate 4 is arranged above the joint of the first PVC-C pipe 1 and the second PVC-C pipe 2, extension plates 41 are integrally formed at the left end and the right end of the protective cover plate 4, the pair of extension plates 41 are located in the clamping grooves 32, a pair of second threaded holes 42 with the apertures matched with the first threaded holes 33 are formed in the pair of extension plates 41, bolts 5 are connected to the first threaded hole 33 and the second threaded hole 42.

Referring to fig. 1-3, the receiving groove 31 is a semicircular groove, the protective cover plate 4 is a semicircular cover plate, the inner walls of the receiving groove 31 and the protective cover plate 4 are fixedly connected with rubber protective layers 6, and the shapes of the rubber protective layers 6 are matched with each other, so that the sealing performance of the pipeline connecting part of the first PVC-C pipe 1 and the second PVC-C pipe 2 can be effectively improved, the waterproof performance of the pipeline connecting part can be greatly improved, and the service life of the internal cable can be prolonged.

Referring to fig. 1 and 3, the upper end of the protective cover plate 4 is fixedly connected with a handle 7, and the protective cover plate 4 and the handle 7 are both made of stainless steel, so that part of parts can be prevented from being rusted in the long-term use process.

When a worker uses the PVC-C sleeve structure to carry out buried installation, firstly, a PVC-C pipe 1 and a PVC-C pipe 2 are connected in a socket joint mode through an elastic sealing rubber ring, then a foundation pit is dug out below the pipeline connection part, an anti-settling base 3 is placed in the foundation pit, the PVC-C pipe 1 and the PVC-C pipe 2 are both positioned in a placing groove 31, the connection part is positioned at the central position of the placing groove 31, then the foundation pit below the anti-settling base 3 is backfilled, in the process, soil below the anti-settling base 3 needs to be guaranteed to be compact, then an extension plate 41 is placed in a clamping groove 32, the anti-settling base 3 and a protective cover plate 4 are stably connected through a bolt 5, installation can be finished, compared with the prior art, the PVC-C sleeve structure can effectively prevent ground settlement when the PVC-C sleeve structure is used for buried installation, the phenomenon that the PVC-C pipeline joint is deformed and even broken occurs, and the service life and the safety performance of the cable in the pipeline are improved.

The foregoing is only a preferred embodiment of the present invention; the scope of the utility model is not limited thereto. Any person skilled in the art should be able to cover the technical scope of the present invention by equivalent or modified solutions and modifications within the technical scope of the present invention.

Claims

1. The utility model provides a buried type PVC-C sleeve structure for power cable, includes PVC-C pipe one (1), PVC-C pipe two (2) and prevents subsiding base (3), PVC-C pipe one (1) and PVC-C pipe two (2) adopt the connection of elastic sealing rubber circle socket joint formula, PVC-C pipe one (1) and PVC-C pipe two (2) the junction downside is installed and is prevented subsiding base (3), its characterized in that: prevent subsiding draw-in groove (32) of installing groove (31) and a pair of symmetric distribution are seted up to the upper surface of base (3), and is a pair of draw-in groove (32) are located the left and right sides of installing groove (31) respectively, and are a pair of first screw hole (33) have all been seted up in draw-in groove (32), the junction upside of PVC-C pipe (1) and PVC-C pipe two (2) is provided with protective cover board (4), the equal integrated into one piece in both ends has extension board (41), and is a pair of about protective cover board (4) extension board (41) all are located draw-in groove (32), and are a pair of aperture and first screw hole (33) assorted second screw hole (42) all seted up on extension board (41), first screw hole (33) all are connected with bolt (5) with the downthehole of second screw hole (42).

2. The PVC-C bushing structure for the buried power cable according to claim 1, characterized in that: the mounting groove (31) is a semicircular groove, and the protective cover plate (4) is a semicircular cover plate.

3. The PVC-C bushing structure for the buried power cable according to claim 1, characterized in that: equal fixedly connected with rubber inoxidizing coating (6) on the inner wall of mounting groove (31) and protective cover board (4), the shape of rubber inoxidizing coating (6) all matches with it.

4. The PVC-C bushing structure for the buried power cable according to claim 1, characterized in that: the upper end fixedly connected with handle (7) of protective cover board (4), protective cover board (4) and handle (7) all adopt the stainless steel to make.