Cable protection pipe convenient to combine and extend

Abstract

The utility model discloses a cable protection pipe convenient for combination and extension, relates to the technical field of cable protection pipe manufacturing, and aims to solve the problems that the conventional cable protection pipe is poorer in combination and installation sealing performance, easy to cause potential safety hazards, easy to heat, low in ductility during assembly and inconvenient in overall use. The cable protection pipe outer pipe body is internally provided with a main pipe body and a connecting device, the main pipe body and the connecting device are arranged at the joint of the cable protection pipe outer pipe bodies at the two ends, flange plates are installed on the two sides of the connecting device and connected with the main pipe body in a welded mode, and a convex sleeve is arranged on one side of each flange plate; the convex sleeve and the flange plate are connected in a welded mode, the screw holes are formed in the top end and the bottom end of the interior of the convex sleeve and penetrate through the top end and the bottom end of the convex sleeve, convex grooves are formed in the top end and the bottom end of the inner side of the convex sleeve, a sealing gasket is arranged in the middle of the flange plate, and bolt holes are formed in the flange plate and the sealing gasket.

Description

Technical Field

[0001] The utility model relates to the technical field of cable protection tube manufacturing, in particular to a cable protection tube which is convenient for assembly and extension. Background Art

[0002] The fixing device for power cable protection tube production is used to fix the power cable protection tube in the production process. The cable protection tube is also called cable tube, power cable tube, cement cable tube, power drainage tube, power cable protection tube, etc. The cable protection tube is mainly installed in the section where the communication cable and the power line intersect to prevent the power line from breaking and causing a short circuit accident, causing the communication cable and the wire rope to be electrified, so as to protect the cable, switch, movement board, and even the whole machine from being burned out, and it also plays a certain isolation role in the magnetic field interference of the power line.

[0003] For example, the cable protection tube in announcement number CN201509056U includes a fiber cement protection tube, wherein rolling devices are arranged at intervals on the inner wall of the fiber cement protection tube, and a filling block is arranged on the inner wall of the fiber cement protection tube between two rolling devices, and the height of the filling block is lower than the height of the rolling device. The cable protection tube of the utility model has the advantages of being more convenient and quick to install cables.

[0004] During the use of the above device, the traditional cable protection tube combination installation has poor sealing, which is easy to cause safety hazards, and the pipe is prone to heat up, and the ductility is not high during assembly, which is inconvenient to use as a whole. Therefore, we propose a cable protection tube that is easy to assemble and extend in order to solve the above problems. Utility Model Content

[0005] The purpose of the utility model is to provide a cable protection tube that is easy to assemble and extend, so as to solve the problems mentioned in the above background technology that the existing traditional cable protection tubes have poor sealing performance during assembly, easily cause safety hazards, and the pipes are prone to heat up, have low ductility during assembly, and are inconvenient to use as a whole.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a cable protection tube that is easy to assemble and extend, a cable protection tube outer tube body, and a main tube body is arranged inside the cable protection tube outer tube body.

[0007] Also includes:

[0008] A connecting device is arranged at the connection of the outer tube bodies of the cable protection tubes at both ends, flanges are installed on both sides of the connecting device, and the flanges are connected to the main tube body by welding, and a convex sleeve is arranged on one side of the flange, and the convex sleeve is connected to the flange by welding;

[0009] Screw holes are arranged at the top and bottom ends of the convex sleeve, and the screw holes pass through the top and bottom ends of the convex sleeve. Convex grooves are arranged at the top and bottom ends of the inner side of the convex sleeve. A sealing gasket is arranged in the middle of the flange, and bolt holes are opened inside the flange and the sealing gasket.

[0010] Preferably, a high-strength wire is arranged inside the main pipe body, and the high-strength wire is meshed around the main pipe body, and an outer tube is arranged outside the high-strength wire, and the outer tube is fixedly connected to one side of the high-strength wire.

[0011] Preferably, a fixing frame is installed inside the main body, and the fixing frame is fixedly connected to the main body, cable tubes are fixedly installed between the fixing frames, and four cable tubes are provided, and heat-conducting filling liquid is provided outside the cable tubes, and the heat-conducting filling liquid is welded to the main body.

[0012] Preferably, a telescopic tube is provided at the connection of the outer tube body of the cable protection tube, and the telescopic tube is movably connected to the outer tube body of the cable protection tube, a through hole is provided on the surface of one end of the telescopic tube, and the through hole penetrates the outer tube body of the cable protection tube, a concave groove is provided at the front end of the through hole, and the concave groove is fixedly connected to the outer tube body of the cable protection tube.

[0013] Preferably, a mounting base is provided on the surface of the outer tube body of the cable protection tube, and the mounting base is connected to the outer tube body of the cable protection tube by clamping.

[0014] Preferably, supporting legs are provided on both sides of the bottom of the mounting base, and the supporting legs are connected to the mounting base by welding, an auxiliary mounting component is provided in the middle of the supporting legs, buckles are provided on both sides of the upper end of the auxiliary mounting component, a slot is provided at the top of the auxiliary mounting component, and guide arc surfaces are provided at the tops of the buckle and the slot.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] 1. The utility model has a stable structure, reasonable design and safe use. Through a specially designed connecting device, when the cable protection tubes are assembled, the connection between the flanges can be used to ensure the best sealing when assembled. At the same time, it can also prevent the connection device from loosening at the end of the outer tube body of the cable protection tube, thereby achieving a tight fit when the outer tube body of the cable protection tube is connected, and solving the problem of poor sealing.

[0017] 2. Through the specially designed retractable tube, the outer tube body of the cable protection tube can be appropriately extended during assembly, and can also be bent to a certain angle at will, achieving the ductility required during assembly and solving the problem of poor ductility of traditional cable protection tubes during assembly. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0019] Figure 2 It is an enlarged view of the main pipe of the utility model;

[0020] Figure 3 It is an enlarged view of the combination of the utility model;

[0021] Figure 4 It is an enlarged view of the connection device of the utility model;

[0022] Figure 5 This is an enlarged view of the installation base of the utility model;

[0023] In the figure: 1. outer tube body of cable protection tube; 2. main tube body; 3. connecting device; 301. mounting base; 4. high-strength wire; 5. fixing frame; 6. cable tube; 7. thermal conductive filling liquid; 8. outer tube; 9. telescopic tube; 10. through hole; 11. concave groove; 111. sealing gasket; 12. flange; 13. convex sleeve; 14. screw hole; 15. convex groove; 16. bolt hole; 17. buckle; 18. slot; 19. guide arc surface; 20. auxiliary installation component; 21. support bracket. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0025] See also Figure 1-5 The utility model provides an embodiment: a cable protection tube that is easy to assemble and extend, the cable protection tube outer tube body 1, and the inner part of the cable protection tube outer tube body 1 is provided with a main tube body 2.

[0026] Also includes:

[0027] A connecting device 3 is provided at the connection of the outer tube body 1 of the cable protection tube at both ends, flanges 12 are installed on both sides of the connecting device 3, and the flanges 12 are connected to the main tube body 2 by welding, and a convex sleeve 13 is provided on one side of the flange 12, and the convex sleeve 13 is connected to the flange 12 by welding;

[0028] The screw hole 14 is arranged at the top and bottom ends of the convex sleeve 13, and the screw hole 14 passes through the top and bottom ends of the convex sleeve 13. The top and bottom ends of the inner side of the convex sleeve 13 are provided with a convex groove 15. A sealing gasket 111 is arranged in the middle of the flange 12. Bolt holes 16 are opened inside the flange 12 and the sealing gasket 111.

[0029] See also Figure 2 A high-strength wire 4 is arranged inside the main body 2, and the high-strength wire 4 is a mesh surrounding the main body 2. An outer tube 8 is arranged outside the high-strength wire 4, and the outer tube 8 is fixedly connected to one side of the high-strength wire 4. When this product is in use, the high-strength wire 4 is resistant to high temperature and can withstand the temperature emitted during the use of the cable. The outer tube 8 and the high-strength wire 4 are interconnected.

[0030] See also Figure 2 A fixing frame 5 is installed inside the main body 2, and the fixing frame 5 is fixedly connected to the main body 2. A cable tube 6 is fixedly installed between the fixing frames 5, and four cable tubes 6 are provided. A heat-conducting filling liquid 7 is provided outside the cable tube 6, and the heat-conducting filling liquid 7 is welded and connected to the main body 2. When this product is in use, when the outer tube body 1 of the cable protection tube is hit, it will first be supported by the outer tube 8. When the outer tube 8 is deformed, it squeezes the fixing frame 5 to form a multi-layer protection effect. The cable tube 6 can be used to place cables, and the heat-conducting filling liquid 7 can provide good heat dissipation effect.

[0031] See also Figure 3 A telescopic tube 9 is provided at the connection of the outer tube body 1 of the cable protection tube, and the telescopic tube 9 is movably connected to the outer tube body 1 of the cable protection tube. A through hole 10 is provided on the surface of one end of the telescopic tube 9, and the through hole 10 penetrates the outer tube body 1 of the cable protection tube. A concave groove 11 is provided at the front end of the through hole 10, and the concave groove 11 is fixedly connected to the outer tube body 1 of the cable protection tube. When this product is in use, the telescopic tube 9 can be bent at will when assembled to reach a required angle, which is very convenient when assembled and also has extensibility. The through hole 10 can be used for bolt connection, and the concave groove 11 is engaged with the relative position when assembled.

[0032] See also Figure 1 A mounting base 301 is provided on the surface of the outer tube body 1 of the cable protection tube, and the mounting base 301 is connected to the outer tube body 1 of the cable protection tube by clamping. When the product is in use, the mounting base 301 can support the placement of the outer tube body 1 of the cable protection tube, thereby stabilizing the outer tube body 1 of the cable protection tube.

[0033] See also Figure 5, supporting legs 21 are provided on both sides of the bottom of the mounting base 301, and the supporting legs 21 are connected to the mounting base 301 by welding, an auxiliary mounting component 20 is provided in the middle of the supporting legs 21, buckles 17 are provided on both sides of the upper end of the auxiliary mounting component 20, a card slot 18 is provided at the top of the auxiliary mounting component 20, and a guide arc surface 19 is provided at the top of the buckle 17 and the card slot 18. When this product is in use, the card slot 18 is used to wrap the outside of the outer tube body 1 of the cable protection tube, and the buckle 17 can firmly clamp the outer tube body 1 of the cable protection tube when the outer tube body 1 of the cable protection tube is buckled, so that it is not deviated by external factors, and the guide arc surface 19 reduces the damage to the surface of the buckle 17 when it contacts the outer tube body 1 of the cable protection tube.

[0034] Working principle: When in use, the cables are placed into the multiple cable tubes 6, and the fixing frame 5 establishes a connection with the outer tube 8, which can protect the cables in the cable tube 6. The heat-conducting filling liquid 7 arranged inside the cable tube 6 can absorb the heat generated by the cables well. After the placement is completed, the two parts of the cable protection tube outer tube body 1 are placed into the convex sleeve 13, and the concave groove 11 on the cable protection tube outer tube body 1 and the convex groove 15 in the convex sleeve 13 are interlocked for preliminary assembly, and then the bolts are passed through the screw holes 14 and tightened with the through holes 10, and the screwed flange assemblies are butt-jointed together, and the sealing gasket 111 is placed in the middle to fit them together, and finally the bolts are passed through the bolt holes 16 and tightened with the nuts, and then the cable protection tube outer tube body 1 is pressed into the mounting base 301 to complete the operation, achieving a seamless fit as a whole.

[0035] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A cable protection tube that is easy to assemble and extend, comprising an outer tube body (1) of the cable protection tube, wherein a main tube body (2) is arranged inside the outer tube body (1) of the cable protection tube; Features: Also includes: A connecting device (3) is arranged at the connection of the outer tube body (1) of the cable protection tube at both ends, flanges (12) are installed on both sides of the connecting device (3), and the flanges (12) are connected to the main tube body (2) by welding, and a convex sleeve (13) is arranged on one side of the flange (12), and the convex sleeve (13) is connected to the flange (12) by welding; A screw hole (14) is arranged at the top and bottom ends of the convex sleeve (13), and the screw hole (14) passes through the top and bottom ends of the convex sleeve (13). The top and bottom ends of the inner side of the convex sleeve (13) are provided with a convex groove (15). A sealing gasket (111) is arranged in the middle of the flange (12). Bolt holes (16) are provided inside the flange (12) and the sealing gasket (111).

2. A cable protection tube that is easy to assemble and extend according to claim 1, Features: A high-strength wire (4) is arranged inside the main pipe (2), and the high-strength wire (4) surrounds the main pipe (2) in a mesh shape. An outer tube (8) is arranged outside the high-strength wire (4), and the outer tube (8) is fixedly connected to one side of the high-strength wire (4).

3. A cable protection tube that is easy to assemble and extend according to claim 1, Features: A fixing frame (5) is installed inside the main pipe body (2), and the fixing frame (5) is fixedly connected to the main pipe body (2); a cable pipe (6) is fixedly installed between the fixing frames (5), and four cable pipes (6) are provided; a heat-conducting filling liquid (7) is provided outside the cable pipe (6), and the heat-conducting filling liquid (7) is connected to the main pipe body (2) by welding.

4. A cable protection tube that is easy to assemble and extend according to claim 1, Features: A telescopic tube (9) is provided at the connection of the outer tube body (1) of the cable protection tube, and the telescopic tube (9) is movably connected to the outer tube body (1) of the cable protection tube; a through hole (10) is provided on the surface of one end of the telescopic tube (9), and the through hole (10) penetrates the outer tube body (1) of the cable protection tube; a concave groove (11) is provided at the front end of the through hole (10), and the concave groove (11) is fixedly connected to the outer tube body (1) of the cable protection tube.

5. A cable protection tube that is easy to assemble and extend according to claim 1, Features: A mounting base (301) is provided on the surface of the outer tube body (1) of the cable protection tube, and the mounting base (301) is connected to the outer tube body (1) of the cable protection tube by clamping.

6. A cable protection tube that is easy to assemble and extend according to claim 5, Features: Supporting legs (21) are provided on both sides of the bottom of the mounting base (301), and the supporting legs (21) are connected to the mounting base (301) by welding. An auxiliary mounting component (20) is provided in the middle of the supporting legs (21), buckles (17) are provided on both sides of the upper end of the auxiliary mounting component (20), a slot (18) is provided at the top of the auxiliary mounting component (20), and guiding arc surfaces (19) are provided at the tops of the buckle (17) and the slot (18).

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