CN207442413U - A kind of cable protection pipe convenient for cable installation - Google Patents

Abstract

The utility model discloses a cable protection tube which is convenient for cable installation, which comprises an upper tube shell, a lower tube shell is connected below the upper tube shell, and a cable protection device is fixedly installed inside the upper tube shell and the lower tube shell, The cable protection device includes a fixed rod. The two ends of the fixed rod are fixedly connected with the inner walls of the upper and lower tube shells respectively. Two sets of metal collars are set on the outside of the fixed bar. The sides of the metal collars far away from each other are fixed. A first spring is connected, and one end of the first spring is fixedly connected with the inner wall of the upper tube shell and the lower tube shell respectively, one end of the metal collar is rotatably connected with a rotating connecting rod, and one end of the rotating connecting rod is fixedly connected with a connecting plate. Compared with the existing products, on the one hand, the utility model can reduce the pressure from different directions on the cable in the soil to ensure that it does not deform; on the other hand, it can make the upper shell and the lower shell tightly connected together, It is easy to install and prolongs the service life of the device.

Description

A cable protection tube for easy cable installation

technical field

The utility model relates to the technical field of cable protection tubes, in particular to a cable protection tube which is convenient for cable installation.

Background technique

With the continuous development of the information age, people's scientific and technological level is constantly improving, but the development of the information age is inseparable from the transmission of information, and the transmission of information is related to the transmission tools. The existing transmission channels are basically cables. However, because the cables are buried underground, the underground conditions are unknown, changes are not easy to know, and the cables are likely to be damaged. Therefore, cable protection tubes are needed to protect the cables to prolong their service life. However, traditional protection tubes are usually difficult to install. For this reason, we propose a cable protection tube that is convenient for cable installation.

Utility model content

The purpose of the utility model is to solve the shortcomings in the prior art, and propose a cable protection tube which is convenient for cable installation.

In order to achieve the above object, the utility model adopts the following technical solutions:

A cable protection tube for easy cable installation, comprising an upper casing, a lower casing is connected to the lower part of the upper casing, and a cable protection device is fixedly installed inside the upper casing and the lower casing, and the cable protection device includes a fixed The two ends of the fixed rod are respectively fixedly connected with the inner wall of the upper tube shell and the lower tube shell, and the outside of the fixed rod is provided with two sets of metal collars, and the sides of the metal collars away from each other are fixedly connected with the first spring , one end of the first spring is fixedly connected with the inner wall of the upper shell and the lower shell respectively, one end of the metal collar is rotatably connected with a rotating connecting rod, and one end of the rotating connecting rod is fixedly connected with a connecting plate, and the connecting plate is far away from the fixed rod The side of the connecting plate is equipped with a cable hosting, and the side of the connecting plate far away from the cable hosting is fixedly installed with a retractable inner rod. The shell is fixedly connected with the lower shell, and the connection between the upper shell and the lower shell is fixedly equipped with a locking device.

Preferably, the locking device includes a fixed tube, the fixed tube is installed at the bottom of the upper shell, the inner wall of the fixed tube is installed with a third spring, one end of the third spring is fixedly connected with a blocking piece, and one side of the blocking piece is fixed Installed with L-shaped telescopic rod.

Preferably, the top of the lower tube shell is fixedly equipped with a clamping tube, the clamping tube is provided with an opening at one end away from the lower tube shell, and one side of the L-shaped telescopic rod is welded with a threaded rod, and the threaded rod is fixed at the opening. The tube is slidingly connected, and one end of the threaded rod is threaded with a fixed nut, and the diameter of the fixed nut is larger than the diameter of the opening.

Preferably, two sets of metal blocks are installed at the opening of the fixed pipe, and the gap between the metal blocks is smaller than the diameter of the blocking piece.

Preferably, a metal disc is installed on the end of the retractable inner rod away from the connecting plate, one side of the metal disc is fixedly connected to the second spring, one end of the second spring is connected to the inner wall of the telescopic outer tube, and the opening of the telescopic outer tube There are two sets of fixed blocks installed at the position, and the gap between the fixed blocks is smaller than the diameter of the metal disc.

In the utility model, the pressure on the cable in the soil is slowed down through the setting of the telescopic outer tube, the shrinkable inner rod and the second spring in the protection device, and then through the cable trusteeship, the rotating connecting rod, the metal collar and the second The setting of a spring enables the cable to return to its original position after being accepted, prolonging the service life. Through the setting of the locking device, the upper tube shell and the lower tube shell can be tightly installed together to increase its service life. Compared with the existing As far as the product is concerned, on the one hand, the utility model can slow down the pressure from different directions on the cable in the soil and ensure that it does not deform; device lifespan.

Description of drawings

Fig. 1 is the front structural schematic diagram of a kind of cable protection tube that is convenient for cable installation proposed by the utility model;

Fig. 2 is a front structural diagram of a locking device for a cable protection tube that is convenient for cable installation proposed by the utility model.

In the figure: 1 upper shell, 2 connecting plate, 3 locking device, 4 lower shell, 5 cable trusteeship, 6 rotating connecting rod, 7 first spring, 8 fixing rod, 9 metal collar, 10 shrinking inner rod, 11 second spring, 12 telescopic outer tube, 13 metal disc, 14 fixed block, 15 fixed tube, 16 third spring, 17 metal block, 18 blocking sheet, 19 L-shaped telescopic rod, 20 clamping tube, 21 threaded rod, 22 retaining nuts.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example.

Referring to Figure 1-2, a cable protection tube that facilitates cable installation includes an upper shell 1, a lower shell 4 is connected below the upper shell 1, and both the upper shell 1 and the lower shell 4 are fixedly installed with The cable protection device, the cable protection device includes a fixed rod 8, the two ends of the fixed rod 8 are respectively fixedly connected with the inner walls of the upper tube shell 1 and the lower tube shell 4, and the outer sides of the fixed rod 8 are provided with two sets of metal collars 9, The sides of the metal collars 9 away from each other are fixedly connected with a first spring 7, and one end of the first spring 7 is fixedly connected with the inner wall of the upper shell 1 and the lower shell 4 respectively, and one end of the metal collar 9 is rotatably connected with Rotate the connecting rod 6, one end of the rotating connecting rod 6 is fixedly connected with the connecting plate 2, the side of the connecting plate 2 away from the fixed rod 8 is equipped with a cable hosting 5, and the side of the connecting plate 2 away from the cable hosting 5 is fixedly installed with Shrink the inner rod 10, and the end of the shrinkable inner rod 10 away from the connecting plate 2 is equipped with a telescopic outer tube 12, and one end of the telescopic outer tube 12 is fixedly connected with the upper tube shell 1 and the lower tube shell 4 respectively, and the upper tube shell 1 and the lower tube shell A locking device 3 is fixedly installed at the joint of the tube shell 4, and the locking device 3 includes a fixed tube 15, which is installed on the bottom end of the upper tube shell 1, and a third spring 16 is installed on the inner wall of the fixed tube 15. One end of the spring 16 is fixedly connected with a blocking piece 18, and one side of the blocking piece 18 is fixedly equipped with an L-shaped telescopic rod 19, and the top of the lower tube shell 4 is fixedly equipped with a clamping tube 20, and the clamping tube 20 is far away from the lower tube shell 4 One end of the L-shaped expansion rod 19 is welded with a threaded rod 21, and the threaded rod 21 is slidably connected with the fixed pipe 15 at the opening, and one end of the threaded rod 21 is threadedly connected with a fixed nut 22, and the fixed nut The diameter of 22 is greater than the diameter of the opening, two groups of metal blocks 17 are installed at the opening of the fixed pipe 15, and the gap between the metal blocks 17 is smaller than the diameter of the blocking sheet 18, and the end of the shrinkage inner rod 10 away from the connecting plate 2 is installed with A metal disc 13, one side of the metal disc 13 is fixedly connected to the second spring 11, and one end of the second spring 11 is connected to the inner wall of the telescopic outer tube 12, and two sets of fixed blocks 14 are installed at the opening of the telescopic outer tube 12, and The gap between the fixing blocks 14 is smaller than the diameter of the metal disc 13 .

Workflow: Firstly, the cables are protected by merging the two cable holders 5, then by pulling the L-shaped telescopic rod 19, the threaded rod 21 is fixed on the outside of the clamping tube 20 through the fixing nut 22, so that the whole device is fixed Installation, to ensure its stability, when the device is squeezed in the soil, the contracted inner rod 1 is squeezed inward, so that the second spring 11 is under pressure, and then under the action of the first spring 7, the metal collar 9 drives Turn the connecting rod 6 to push, so that the internal shape is restored to its original shape, thereby protecting the structure of the device from damage and prolonging the service life of the device.

The above is only a preferred embodiment of the utility model, but the scope of protection of the utility model is not limited thereto. The equivalent replacement or change of the new technical solution and the concept of the utility model shall be covered by the protection scope of the utility model.

Claims (5)

1. A cable protection tube that is convenient for cable installation, comprising an upper shell (1), the bottom of the upper shell (1) is connected with a lower shell (4), the upper shell (1) and the lower shell ( 4) is fixedly installed with a cable protection device inside, the cable protection device includes a fixed rod (8), and the two ends of the fixed rod (8) are respectively fixedly connected with the inner wall of the upper tube shell (1) and the lower tube shell (4), Two sets of metal collars (9) are sheathed on the outside of the fixed rod (8), and the sides of the metal collars (9) away from each other are fixedly connected with a first spring (7), and one end of the first spring (7) They are respectively fixedly connected with the inner walls of the upper shell (1) and the lower shell (4), and one end of the metal collar (9) is rotatably connected with a rotating connecting rod (6), and one end of the rotating connecting rod (6) is fixedly connected There is a connection plate (2), the side of the connection plate (2) far away from the fixed rod (8) is equipped with a cable hosting (5), and the side of the connection plate (2) far away from the cable hosting (5) is fixedly installed with a retractable inner Rod (10), the telescopic outer tube (12) is sleeved on the end of the retractable inner rod (10) away from the connecting plate (2), and one end of the telescopic outer tube (12) is respectively connected to the upper tube shell (1) and the lower tube shell (4) Fixed connection, a locking device (3) is fixedly installed at the junction of the upper tube shell (1) and the lower tube shell (4). 2. A cable protection tube for easy cable installation according to claim 1, characterized in that the locking device (3) includes a fixing tube (15), and the fixing tube (15) is installed on the upper casing (1 ), the inner wall of the fixed pipe (15) is equipped with a third spring (16), one end of the third spring (16) is fixedly connected with a stop piece (18), and one side of the stop piece (18) is fixedly installed with a L shaped telescopic rod (19). 3. A kind of cable protection tube convenient for cable installation according to claim 1 or 2, characterized in that, the top of the lower tube shell (4) is fixedly equipped with a clamping tube (20), and the clamping tube ( 20) An opening is provided at one end away from the lower tube shell (4), and a threaded rod (21) is welded on one side of the L-shaped telescopic rod (19), and the threaded rod (21) is slidably connected with the fixed pipe (15) at the opening, One end of the threaded rod (21) is threadedly connected with a fixed nut (22), and the diameter of the fixed nut (22) is greater than the diameter of the opening. 4. A cable protection tube for easy cable installation according to claim 2, characterized in that two groups of metal blocks (17) are installed at the opening of the fixing tube (15), and one of the metal blocks (17) The gap between them is less than the diameter of the blocking sheet (18). 5. A cable protection tube that is convenient for cable installation according to claim 1, characterized in that, the end of the shrinking inner rod (10) away from the connecting plate (2) is equipped with a metal disc (13), and the metal One side of the disc (13) is fixedly connected to the second spring (11), and one end of the second spring (11) is connected to the inner wall of the telescopic outer tube (12). blocks (14), and the gap between the fixed blocks (14) is smaller than the diameter of the metal disc (13).