CN215990073U

CN215990073U - Power cable protection tube convenient to install

Info

Publication number: CN215990073U
Application number: CN202121688585.2U
Authority: CN
Inventors: 朱丹虹
Original assignee: Hangzhou Hangxing Power Pipeline Co ltd
Current assignee: Hangzhou Hangxing Power Pipeline Co ltd
Priority date: 2021-07-23
Filing date: 2021-07-23
Publication date: 2022-03-08
Anticipated expiration: 2031-07-23

Abstract

The utility model relates to the technical field of cable protection pipes, in particular to a power cable protection pipe convenient to install, which comprises a first pipe fitting, a second pipe fitting and a protection box, wherein the first pipe fitting and the second pipe fitting are respectively installed on two sides of the protection box, one ends of the first pipe fitting and the second pipe fitting are both fixedly provided with threaded pipe heads, the inner side of the protection box is provided with a connecting assembly, the connecting assembly comprises a connecting pipe, two ends of the connecting pipe are both provided with internal threaded pipe grooves, the threaded pipe heads can be in threaded connection with the corresponding internal threaded pipe grooves, the middle part of the connecting pipe is fixedly provided with a worm gear sleeve, the inner side of the protection box is rotatably provided with a worm, and the worm is in transmission connection with the worm gear sleeve. The utility model is convenient to maintain the damaged pipe fitting, and greatly reduces the maintenance cost of the protection pipe.

Description

Power cable protection tube convenient to install

Technical Field

The utility model relates to the technical field of cable protection pipes, in particular to a power cable protection pipe convenient to install.

Background

The MPP power pipe has good electrical insulation, higher thermal deformation temperature and low-temperature impact performance, is a pipeline for protecting a power cable, and most of the protection pipe is a circular pipeline; at present, when a power cable MPP protection pipe is used, a cable is firstly installed in the protection pipe, and then the protection pipe is buried underground, so that the cable is protected;

the existing protection pipe is only a pipeline, the structure is single, and the pipeline is used under the ground simultaneously, so the existing pipeline has compressive resistance and sealing property, thereby the pipeline is prevented from being damaged by crushing, and the like, the pipeline is cracked, and the cable is finally damaged.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defect of high dismantling and maintenance cost in the prior art, and provides a power cable protection tube convenient to install.

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

the utility model provides a protection tube for power cable convenient to installation, includes first pipe fitting, second pipe fitting and guard box, the both sides at the guard box are installed respectively to first pipe fitting, second pipe fitting, the equal fixed mounting of one end of first pipe fitting and second pipe fitting has the screw thread tube head, coupling assembling is installed to the inboard of guard box, coupling assembling includes the connecting pipe, the internal thread chase has all been seted up at the both ends of connecting pipe, the screw thread tube head can with corresponding internal thread chase threaded connection, the middle part fixed mounting of connecting pipe has the worm gear cover, the worm is installed in the inboard rotation of guard box, the worm is connected with the worm gear cover transmission.

Preferably, a hand wheel is fixedly mounted at the top end of the worm and is positioned on the outer side of the protection box.

Preferably, the both ends of connecting pipe all are equipped with the lantern ring, the connecting pipe rotates with the lantern ring to be connected, the outside fixed mounting of the lantern ring has a plurality of dead levers, the dead lever is kept away from the one end of the corresponding lantern ring and the inner wall fixed connection of guard box.

Preferably, the both sides of guard box are equal fixed mounting have the seal receptacle, the screw thread tube head can run through corresponding seal receptacle and extend to the guard box inboard.

The utility model provides a power cable protection tube convenient to install, which has the beneficial effects that: make the worm rotate through rotating, because the worm is connected with the worm gear cover transmission, so the worm gear cover can drive the connecting pipe and rotate to make connecting pipe both ends and first pipe fitting, the screw thread tube head of second pipe fitting threaded connection simultaneously, and then can realize first pipe fitting, the second pipe fitting docks with the connecting pipe simultaneously, this kind of mounting means operation is very simple and convenient, can realize the dismouting of pipe fitting fast, the convenience is maintained the pipe fitting that damages, the maintenance cost of protection tube has been reduced greatly.

Drawings

Fig. 1 is a schematic structural view of a protection tube for power cables according to the present invention, which is easy to install;

fig. 2 is a partial structural schematic view of a protection tube for power cables according to the present invention, which is easy to install;

fig. 3 is a schematic structural view of a connection assembly of a protection tube for a power cable according to the present invention, which is easy to install.

In the figure: the pipe fitting comprises a first pipe fitting 1, a second pipe fitting 2, a protective box 3, a threaded pipe head 4, a sealing seat 5, a connecting assembly 6, a connecting pipe 61, an internal threaded pipe groove 62, a worm gear sleeve 63, a worm 64, a hand wheel 65, a lantern ring 66 and a fixing rod 67.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-3, a protection tube for a power cable convenient to install includes a first tube 1, a second tube 2 and a protection box 3, the first tube 1 and the second tube 2 are respectively installed at two sides of the protection box 3, one end of the first tube 1 and one end of the second tube 2 are both fixedly installed with a threaded pipe head 4, the inner side of the protection box 3 is installed with a connection assembly 6, the connection assembly 6 includes a connection pipe 61, both ends of the connection pipe 61 are both provided with internal thread pipe grooves 62, the threaded pipe head 4 can be in threaded connection with the corresponding internal thread pipe grooves 62, the middle part of the connection pipe 61 is fixedly installed with a worm gear sleeve 63, and the worm gear sleeve 63 is used for driving the connection pipe 61 to rotate; a worm 64 is rotatably arranged on the inner side of the protection box 3, and the worm 64 is in transmission connection with a worm gear sleeve 63; a hand wheel 65 is fixedly installed at the top end of the worm 64, and the hand wheel 65 is positioned on the outer side of the protection box 3; make worm 64 rotate through rotating, because worm 64 is connected with worm gear cover 63 transmission, so worm gear cover 63 can drive connecting pipe 61 and rotate, thereby make connecting pipe 61 both ends and first pipe fitting 1, the screw thread tube head 4 of second pipe fitting 2 is threaded connection simultaneously, and then can realize first pipe fitting 1, second pipe fitting 2 docks with connecting pipe 61 simultaneously, this kind of mounting means operation is very simple and convenient, can realize the dismouting of pipe fitting fast, the convenience is maintained the pipe fitting that damages, the maintenance cost of protection tube has been reduced greatly.

Lantern rings 66 are sleeved at two ends of the connecting pipe 61, the connecting pipe 61 is rotatably connected with the lantern rings 66, a plurality of fixing rods 67 are fixedly mounted on the outer sides of the lantern rings 66, one ends, far away from the corresponding lantern rings 66, of the fixing rods 67 are fixedly connected with the inner wall of the protection box 3, and the lantern rings 66 are used for guaranteeing the stability of the connecting pipe 61; the equal fixed mounting in both sides of guard box 3 has seal receptacle 5, and corresponding seal receptacle 5 can be run through to screw thread tube head 4 extends to the guard box 3 inboard. The sealing seat 5 can ensure the sealing performance of the interface after the threaded pipe head 4 is inserted into the protection box 3.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. A protection tube for a power cable convenient to install comprises a first pipe fitting (1), a second pipe fitting (2) and a protection box (3), the first pipe fitting (1) and the second pipe fitting (2) are respectively arranged at two sides of the protection box (3), it is characterized in that one end of the first pipe fitting (1) and one end of the second pipe fitting (2) are both fixedly provided with a threaded pipe head (4), the inner side of the protection box (3) is provided with a connecting component (6), the connecting component (6) comprises a connecting pipe (61), the two ends of the connecting pipe (61) are provided with internal thread pipe grooves (62), the thread pipe head (4) can be in threaded connection with the corresponding internal thread pipe grooves (62), the middle of the connecting pipe (61) is fixedly provided with a worm gear sleeve (63), the inner side of the protective box (3) is rotatably provided with a worm (64), and the worm (64) is in transmission connection with the worm gear sleeve (63).

2. Protective tube for electric power cables convenient to install according to claim 1, characterized in that the top end of the worm (64) is fixedly installed with a hand wheel (65), the hand wheel (65) is located outside the protective box (3).

3. The protection tube for power cables convenient to install as claimed in claim 2, wherein a sleeve ring (66) is sleeved at each end of the connection tube (61), the connection tube (61) is rotatably connected with the sleeve ring (66), a plurality of fixing rods (67) are fixedly installed at the outer side of the sleeve ring (66), and one ends of the fixing rods (67) far away from the corresponding sleeve ring (66) are fixedly connected with the inner wall of the protection box (3).

4. A protective tube for electric power cable easy to install according to claim 1, characterized in that sealing seats (5) are fixedly installed on both sides of the protective box (3), and the threaded pipe head (4) can extend through the corresponding sealing seat (5) to the inside of the protective box (3).