CN210669354U

CN210669354U - Cable protection pipe

Info

Publication number: CN210669354U
Application number: CN201921606876.5U
Authority: CN
Inventors: 梁志达
Original assignee: Suzhou Haoyue Pipe Co Ltd
Current assignee: Suzhou Haoyue Pipe Co Ltd
Priority date: 2019-09-25
Filing date: 2019-09-25
Publication date: 2020-06-02
Anticipated expiration: 2029-09-25

Abstract

The utility model relates to a cable protection device technical field just discloses a cable protection pipe, including protection tube and fixed cover, the movable groove has been seted up to the inside of protection tube, and the fixed cover in one side of activity inslot chamber is equipped with the telescopic link, and the activity of telescopic link is served movable sleeve and is equipped with the spring, and the one end fixedly connected with link block of telescopic link expansion end. This cable protection pipe, through set up anti preforming on the protective tube surface, when the effect protective tube of force, resistance to compression piece atress pushes down, drive its both ends at activity inslot extrusion spring and telescopic link, thereby cushion, the compressive resistance of protective tube has been improved, and simultaneously, because the surface of the outstanding protective tube of resistance to compression piece, when the cable removes, utilize the second ball on the resistance to compression piece, avoid protective tube and ground contact to produce wearing and tearing on the one hand, on the other hand passes through the contact of second ball and ground, make the removal of cable more smooth and easy, be favorable to laying of cable, installer's operation facilitates.

Description

Cable protection pipe

Technical Field

The utility model relates to a cable protection technical field specifically is a cable protection pipe.

Background

The cable protection pipe is laid on the outer layer of the cable in order to prevent the cable from being damaged and has certain mechanical strength, and is mainly installed in a section where the communication cable and the power line are crossed, so that the short-circuit accident caused by the disconnection of the power line is prevented, the communication cable and the steel wire rope are electrified, the cable, the switch and the core board are protected, the whole machine is not burnt out, and a certain isolation effect is achieved on the magnetic field interference of the power line.

However, the existing cable protection pipes usually do not have a pressure-resistant structure, so that the overall pressure resistance of the cable protection pipe is poor, the cable protection pipe is difficult to adapt to the installation requirements of different environments, and when a cable is laid, the cable is easily contacted with the ground to generate friction, so that the cable protection pipe is abraded due to the friction between the cable protection pipe and the ground, and the movement and traction of the cable are affected.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a cable protection pipe possesses good, the stand wear and tear advantage of crushing resistance, has solved current cable protection pipe and has all not possessed crushing structure usually, leads to the whole crushing resistance of cable protection pipe relatively poor, is difficult to adapt to the installation requirement of different environment, and the cable when laying, produces the friction with ground contact easily, leads to cable protection pipe and ground friction to produce wearing and tearing, and influences the towed problem of cable removal simultaneously.

The utility model provides a following technical scheme: a cable protection tube comprises a protection tube and a fixed sleeve, wherein a movable groove is arranged inside the protection tube, a telescopic rod is fixedly sleeved on one side of the inner cavity of the movable groove, a spring is movably sleeved on the movable end of the telescopic rod, one end of the movable end of the telescopic rod is fixedly connected with a connecting slide block, the top and the bottom of the connecting slide block are movably sleeved with first balls, ball grooves are respectively arranged at the top and the bottom of the inner cavity of the movable groove, the middle part of one side of the connecting slide block, which is far away from the telescopic rod, is fixedly connected with an anti-pressing sheet, the top of the anti-pressing piece is movably sleeved with a second ball, the protective tube is sleeved with an adjusting bolt through threads, one end of the adjusting bolt extends to the inside of the protection tube and is fixedly connected with a connecting ring, the bottom of the fixing sleeve is fixedly connected with a clamping frame, a cavity is formed in the protection tube, and a cable is movably sleeved in the cavity.

Preferably, one end of the spring is fixedly connected with the connecting sliding block, and the other end of the spring is fixedly connected with the fixed end of the telescopic rod.

Preferably, the connecting slide block is movably sleeved in the movable groove, and the first balls at the top and the bottom of the connecting slide block are movably sleeved in the ball grooves.

Preferably, the anti-pressing piece is arc-shaped, two ends of the anti-pressing piece penetrate through the protection tube and extend into the two movable grooves to be fixedly connected with the two connecting sliding blocks, and the anti-pressing piece is movably sleeved with the protection tube.

Preferably, the number of the clamping frames is two, the cable is movably sleeved between the two clamping frames, the clamping frames are semicircular, and the fixed sleeve on the clamping frames is movably sleeved with the connecting ring.

Compared with the prior art, the utility model discloses possess following beneficial effect:

1. this cable protection pipe, through set up anti preforming on the protective tube surface, when the effect protective tube of force, resistance to compression piece atress pushes down, drive its both ends at activity inslot extrusion spring and telescopic link, thereby cushion, the compressive resistance of protective tube has been improved, and simultaneously, because the surface of the outstanding protective tube of resistance to compression piece, when the cable removes, utilize the second ball on the resistance to compression piece, avoid protective tube and ground contact to produce wearing and tearing on the one hand, on the other hand passes through the contact of second ball and ground, make the removal of cable more smooth and easy, be favorable to laying of cable, installer's operation facilitates.

2. This cable protection pipe through screwing out adjusting bolt, can expand the interval that is located between two inside card framves of protection pipe to be convenient for place the cable in the protection pipe, and place the protection intraductal back at the cable, accessible screw in adjusting bolt, thereby reduce the distance between two card framves, and then can block admittedly to the cable that is located between two card framves, realize the fixed of cable and protection pipe.

Drawings

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

FIG. 2 is a sectional view of the structure of the present invention;

fig. 3 is a side view of the structure clip frame of the present invention.

In the figure: 1. protecting the tube; 2. a movable groove; 3. a telescopic rod; 4. a spring; 5. connecting the sliding block; 6. a first ball bearing; 7. a ball groove; 8. resistance to tabletting; 9. a second ball bearing; 10. adjusting the bolt; 11. a connecting ring; 12. fixing a sleeve; 13. a clamping frame; 14. a cavity; 15. an electrical cable.

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. 1-3, a cable protection tube comprises a protection tube 1 and a fixed sleeve 12, a movable groove 2 is formed in the protection tube 1, a telescopic rod 3 is fixedly sleeved on one side of an inner cavity of the movable groove 2, a spring 4 is movably sleeved on a movable end of the telescopic rod 3, one end of the spring 4 is fixedly connected with a connecting slider 5, the other end of the spring 4 is fixedly connected with a fixed end of the telescopic rod 3, one end of the movable end of the telescopic rod 3 is fixedly connected with the connecting slider 5, the connecting slider 5 is movably sleeved in the movable groove 2, a first ball 6 at the top and the bottom of the connecting slider 5 is movably sleeved in a ball groove 7, the moving track of the first ball 6 is limited by the ball groove 7, the movement of the first ball 6 is guided, so that the movement stability of the first ball 6 is improved, the top and the bottom of the connecting slider 5 are both movably sleeved with the first, the sliding friction between the connecting slide block 5 and the inner wall of the movable groove 2 is changed into rolling friction by utilizing the first ball 6 at the top and the bottom of the connecting slide block 5, the situation that the connecting slide block 5 and the inner wall of the movable groove 2 are blocked or even deadly blocked can be effectively avoided, the pressure resistance of the protection tube 1 is ensured, the ball grooves 7 are respectively arranged at the top and the bottom of the inner cavity of the movable groove 2, the middle part of the connecting slide block 5, which is far away from one side of the telescopic rod 3, is fixedly connected with the pressure resistant sheet 8, the pressure resistant sheet 8 is arranged on the surface of the protection tube 1, when the protection tube 1 is acted by force, the pressure resistant sheet 8 is pressed downwards by the force to drive the two ends of the protection tube to extrude the spring 4 and the telescopic rod 3 in the movable groove 2, so as to buffer, the pressure resistance of the protection tube 1 is improved, meanwhile, because the pressure resistant sheet 8 protrudes out of the outer surface of, on the other hand, through the contact between the second ball 9 and the ground, the movement of the cable is smoother, which is beneficial to the laying of the cable 15 and convenient for the operation of the installer, the anti-pressing piece 8 is arc-shaped, the two ends of the anti-pressing piece 8 penetrate through the protection tube 1 and extend into the two movable grooves 2 to be fixedly connected with the two connection sliders 5, the anti-pressing piece 8 is movably sleeved with the protection tube 1, the top of the anti-pressing piece 8 is movably sleeved with the second ball 9, the protection tube 1 is screwed with the adjusting bolt 10, one end of the adjusting bolt 10 extends into the protection tube 1 and is fixedly connected with the connection ring 11, through the connection ring 11 and the fixed sleeve 12 which are movably sleeved, while the adjusting bolt 10 is ensured to be screwed in or out of the protection tube 1 to adjust the depth of the connection ring 11 in the protection tube 1, the fixed sleeve 12 is prevented from rotating along, bottom fixedly connected with card frame 13 of fixed cover 12, the quantity of card frame 13 has two, cable 15 activity suit is between two card frames 13, card frame 13 is the semicircle type, and fixed cover 12 on the card frame 13 cup joints with go-between 11 activity, when the installation of cable 15 and protection tube 1, through the adjusting bolt 10 of unscrewing in the self preservation protection tube 1, the interval that the expansion is located between two inside card frames 13 of protection tube 1, thereby be convenient for the installation of cable 15 and protection tube 1, after cable 15 places protection tube 1 in, through screw in adjusting bolt 10, thereby reduce the distance between two card frames 13, fix the cable 15 that lies in between two card frames 13, realize the fixed of cable 15 and protection tube 1, cavity 14 has been seted up to the inside of protection tube 1, cavity 14 internalization cover is equipped with cable 15.

The working principle is as follows: firstly, when the cable 15 is installed, the adjusting bolt 10 is screwed out from the protective tube 1, the distance between the two clamping frames 13 in the protective tube 1 is enlarged, the cable 15 is placed in the cavity 14 in the protective tube 1 and penetrates between the two clamping frames 13, then, after the cable 15 is placed in the protective tube 1, the adjusting bolt 10 is screwed in, so that the distance between the two clamping frames 13 is reduced, the cable 15 positioned between the two clamping frames 13 is clamped, finally, in the laying, transportation and other processes of the cable 15, when an acting force acts on the protective tube 1, the pressure-resisting sheet 8 is pressed downwards under the force, the two ends of the pressure-resisting sheet are driven to stretch in the movable groove 2, so that the connecting slide block 5 is driven to move in the opposite direction of the ball groove 7 through the first ball 6, further the internal compression spring 4 and the telescopic rod 3 realize buffering, and in the moving process of the cable, the second ball 9 on the pressure-resisting sheet 8 is, the cable can be conveniently moved on the ground.

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

1. A cable protection tube, includes protection tube (1) and fixed cover (12), its characterized in that: the protective tube is characterized in that a movable groove (2) is formed in the protective tube (1), a telescopic rod (3) is fixedly sleeved on one side of an inner cavity of the movable groove (2), a spring (4) is movably sleeved on a movable end of the telescopic rod (3), a connecting slide block (5) is fixedly connected to one end of the movable end of the telescopic rod (3), first balls (6) are movably sleeved on the top and the bottom of the connecting slide block (5), ball grooves (7) are formed in the top and the bottom of the inner cavity of the movable groove (2), a pressure resisting sheet (8) is fixedly connected to the middle of one side, away from the telescopic rod (3), of the connecting slide block (5), second balls (9) are movably sleeved on the top of the pressure resisting sheet (8), an adjusting bolt (10) is sleeved on the protective tube (1) in a threaded manner, one end of the adjusting bolt (10) extends to the inner part of, the bottom fixedly connected with card frame (13) of fixed cover (12), cavity (14) have been seted up to the inside of protection tube (1), movable sleeve is equipped with cable (15) in cavity (14).

2. A cable protection tube according to claim 1, wherein: one end of the spring (4) is fixedly connected with the connecting sliding block (5), and the other end of the spring (4) is fixedly connected with the fixed end of the telescopic rod (3).

3. A cable protection tube according to claim 1, wherein: the connecting slide block (5) is movably sleeved in the movable groove (2), and the first balls (6) at the top and the bottom of the connecting slide block (5) are movably sleeved in the ball grooves (7).

4. A cable protection tube according to claim 1, wherein: the anti preforming (8) are the arc, the both ends of anti preforming (8) run through protection tube (1) and extend to in two movable groove (2) with two link block (5) fixed connection, and anti preforming (8) cup joint with protection tube (1) activity.

5. A cable protection tube according to claim 1, wherein: the quantity of card frame (13) has two, cable (15) activity suit is between two card frames (13), card frame (13) are the semicircle type, and fixed cover (12) on card frame (13) cup joint with go-between (11) activity.