Cable duct bank convenient to connect

Abstract

The utility model relates to the field of cable protection pipes, in particular to a cable duct bank convenient to connect, which comprises a cable duct bank frame, a plurality of connecting end devices are arranged on the cable duct bank frame in an equidistant array mode, the left end and the right end of each connecting end device are symmetrically in butt joint with protection pipe sleeves, and bracket assemblies are arranged on the outer sides of the connecting end devices. The protection pipe sleeve is arranged on the inner side of the bracket assembly. When the pipe sleeve piece is used, corresponding butt joint fastening is adjusted according to the connection length, a bow-shaped connection port is formed, then the problem of water seepage of connection is reduced, the threaded tightening latch penetrates through the positioning seat, the nut is in threaded fit with the threaded tightening latch, the bolt seat is attached to the positioning seat, and therefore the pipe sleeve piece and the connection sleeve pipe are connected in a locked mode. Compared with traditional flange connection, the sealing performance and practicability of a connecting port are improved, matched movement of bolts and nuts is reduced, the threaded tightening latch is directly used as a fixed end, and convenience is improved.

Description

Technical Field

[0001] The utility model relates to the field of cable protection tubes, in particular to a cable tube which is easy to connect. Background Art

[0002] Power pipe is a kind of pipe that meets the requirements of substation cable access and overhead line undergrounding, and provides power channels for power supply of plots along the line. Power pipe is also known as cable pipe, power cable pipe, cement cable pipe, power pipe, power pipe, etc. The outstanding features of power pipe are high strength and low friction resistance. Generally, power pipe is built simultaneously with road construction or municipal pipeline construction.

[0003] At present, the physical properties of the cable itself are too fragile, so a protective tube must be set on the outer wall of the cable, and how to design the connection between two adjacent protective tubes to achieve the convenience and practicality of connecting the cable protective tubes is a problem that needs to be solved. Therefore, those skilled in the art provide a cable tube that is easy to connect to solve the problems raised in the above background technology. Utility Model Content

[0004] In order to solve the above technical problems, the utility model provides a cable tube arrangement that is easy to connect, including a cable tube arrangement rack, on which a plurality of connection end devices are arranged in an equidistant array, the left and right ends of the connection end devices are symmetrically butted with the protective tube sleeves, a bracket assembly is arranged on the outside of the connection end device, and the protective tube sleeve is arranged on the inside of the bracket assembly, so as to support the protective tube sleeve, so that the port of the protective tube sleeve can be highly butted and fitted with the connection end device, thereby ensuring the sealing degree of the butt joint and reducing the corrosion problem caused by the underground engineering;

[0005] The connecting end device comprises a connecting sleeve, a bolt seat, a threaded bolt rod, a nut, an inner ring groove, a damping arc block and a plug-in ring. The connecting sleeve is fixedly installed with a plurality of bolt seats on the side end surfaces of the left and right ports. The connecting sleeve is limitedly placed in the sleeve port by the bolt seat. A threaded bolt rod is fixedly installed on the outer side of the bolt seat. A nut is threadedly arranged on the threaded bolt rod. The left and right end surfaces of the pipe port of the connecting sleeve are provided with inner ring grooves. A plurality of damping arc blocks are annularly fixedly installed on the bottom of the inner ring groove. A plug-in ring is fixedly installed on the inner side of the connecting sleeve.

[0006] The protective pipe sleeve includes a pipe sleeve, a positioning seat, a fixed ring groove and a triangular ring groove. The pipe sleeve is annularly fixed with a plurality of positioning seats on the ring end face of one end of the connecting end device. The positioning seat and the bolt seat are arranged correspondingly. The threaded bolt rod passes through the positioning seat. The nut and the threaded bolt rod are threadedly matched to fit the bolt seat and the positioning seat, so that the pipe sleeve is connected to the connecting sleeve. The pipe sleeve is provided with a fixed ring groove and a triangular ring groove on the end face of one end of the connecting end device. The triangular ring groove is located outside the fixed ring groove.

[0007] Preferably: the cable pipe rack comprises a pipe rack, a casing opening and an arc-shaped hole, and the pipe rack has a plurality of casing openings arranged equidistantly. By using a plurality of pipe racks, the cable protection pipes to be connected can be horizontally docked at the casing openings to ensure the stability of the connection.

[0008] Preferably: the side end of the sleeve opening is annularly provided with a plurality of arc holes opened on the pipe rack, so that the bracket assembly can rotate freely in the arc holes, so that the bracket assembly can fit different installation terrains to ensure the stability of the cable protection tube bracket.

[0009] Preferably: the bracket assembly includes a limit slider, a support rod and a bracket ring, the limit slider is slidably set in the arc hole, the support rods are fixedly installed at the left and right ends of the arc hole, and the same side of multiple support rods are fixedly connected to the same bracket ring, and the bracket rod formed by connecting the support rod and the limit slider is used to support the protective tube in the bracket ring, thereby increasing the stability of the protection tube connection and reducing the enlargement of the connection gap opening, which affects the sealing.

[0010] Preferably, the damping arc block is triangular in shape, and the triangular annular groove is arranged corresponding to the damping arc block, so as to form a larger friction force between the damping arc block and the wall of the triangular annular groove to reduce the falling off after docking, and adjust the corresponding docking fastening according to the length of the connection.

[0011] Preferably, the fixing ring groove and the plug-in ring are plug-connected to form a bow-shaped connection port, thereby reducing the water seepage problem of the connection.

[0012] Technical effects and advantages of the utility model:

[0013] 1. When the utility model is used, the pipe set is inserted into the bracket ring and correspondingly connected with the connecting sleeve. At this time, the fixed ring groove and the plug-in ring are plugged into each other, and the damping arc block is inserted into the triangular ring groove. The damping arc block and the wall of the triangular ring groove form a large friction force to reduce the falling off after docking.

[0014] 2. When the utility model is used, the corresponding docking and tightening are adjusted according to the length of the connection to form a bow-shaped connection port, thereby reducing the problem of water seepage in the connection, and the threaded bolt rod passes through the positioning seat, and the nut and the threaded bolt rod are threadedly matched to fit the bolt seat and the positioning seat, so that the pipe set and the connecting sleeve are tightly locked and connected. Compared with the traditional flange connection, the sealing and practicality of the connection port are increased, and the matching activities of the bolts and nuts are reduced, and the threaded bolt rod is directly used as the fixed end, which increases convenience.

[0015] 3. When the utility model is used, the bracket rod formed by connecting the support rod and the limit slider is used to support the protection tube in the bracket ring, thereby increasing the stability of the protection tube connection and reducing the increase of the connection gap opening, thereby affecting the sealing. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the structure provided by this application;

[0017] Figure 2 It is a structural schematic diagram of the cable rack provided by the present application;

[0018] Figure 3 It is a structural schematic diagram of the connection terminal device provided by the present application;

[0019] Figure 4 is a structural schematic diagram of the bracket assembly provided by the present application;

[0020] Figure 5 It is a schematic diagram of the structure of the protective tube sleeve provided by the present application;

[0021] In the figure: 1. Cable rack; 2. Connector; 3. Bracket assembly; 4. Protective sleeve;

[0022] 11. Pipe rack; 12. Casing opening; 13. Arc hole;

[0023] 21. Connecting sleeve; 22. Bolt seat; 23. Threaded bolt rod; 24. Nut; 25. Inner ring groove; 26. Damping arc block; 27. Plug ring;

[0024] 31. Limiting slider; 32. Support rod; 33. Bracket ring;

[0025] 41. Pipe set; 42. Positioning seat; 43. Fixed ring groove; 44. Triangular ring groove. DETAILED DESCRIPTION

[0026] The present invention is further described in detail below in conjunction with the accompanying drawings and specific embodiments. The embodiments of the present invention are provided for the purpose of illustration and description, and are not intended to be exhaustive or to limit the present invention to the disclosed forms. Many modifications and variations are obvious to those of ordinary skill in the art. The embodiments are selected and described in order to better illustrate the principles and practical applications of the present invention, and to enable those of ordinary skill in the art to understand the present invention and design various embodiments with various modifications suitable for specific purposes.

[0027] See also Figures 1 to 5In this embodiment, a cable tube arrangement that is easy to connect is provided, including a cable tube arrangement rack 1, on which a plurality of connection end devices 2 are arranged in an equidistant array, and the left and right ends of the connection end devices 2 are symmetrically connected to the protective tube sleeve 4, and a bracket assembly 3 is arranged on the outside of the connection end device 2, and the protective tube sleeve 4 is arranged on the inside of the bracket assembly 3, so as to support the protective tube sleeve 4, so that the port of the protective tube sleeve 4 can be highly connected and fitted with the connection end device 2, thereby ensuring the sealing degree of the connection and reducing the corrosion problem caused by the underground engineering;

[0028] The cable pipe rack 1 comprises a pipe rack 11, a casing opening 12 and an arc-shaped hole 13. The pipe rack 11 is provided with a plurality of casing openings 12 arranged at equal intervals. By using a plurality of pipe racks 11, the cable protection pipes to be connected are horizontally docked at the casing openings 12 to ensure the stability of the connection. The side ends of the casing openings 12 are provided with a plurality of arc-shaped holes 13 in an annular shape on the pipe rack 11, so that the bracket assembly 3 can rotate freely in the arc-shaped holes 13, so that the bracket assembly 3 can be fitted to different installation terrains, thereby ensuring the stability of the cable protection pipe bracket;

[0029] The connecting end device 2 comprises a connecting sleeve 21, a bolt seat 22, a threaded bolt rod 23, a nut 24, an inner ring groove 25, a damping arc block 26 and a plug-in ring 27. The connecting sleeve 21 is fixedly installed with a plurality of bolt seats 22 on the side end faces of the left and right ports. The connecting sleeve 21 is limitedly arranged in the sleeve port 12 by the bolt seat 22. A threaded bolt rod 23 is fixedly installed on the outer side of the bolt seat 22. A nut 24 is threadedly arranged on the threaded bolt rod 23. The left and right end faces of the pipe port of the connecting sleeve 21 are provided with inner ring grooves 25. A plurality of damping arc blocks 26 are annularly fixedly installed on the bottom of the inner ring groove 25. The damping arc blocks 26 are triangular in shape. A plug-in ring 27 is fixedly installed on the inner side of the connecting sleeve 21.

[0030] The bracket assembly 3 includes a limit slider 31, a support rod 32 and a bracket ring 33. The limit slider 31 is slidably arranged in the arc hole 13. The support rods 32 are fixedly installed at the left and right ends of the arc hole 13. The same side of multiple support rods 32 is fixedly connected to the same bracket ring 33. The bracket rod formed by connecting the support rod 32 and the limit slider 31 is used to support the protection tube in the bracket ring 33, thereby increasing the stability of the protection tube connection and reducing the increase of the connection gap opening, thereby affecting the sealing performance.

[0031] The protective sleeve 4 includes a pipe set 41, a positioning seat 42, a fixing annular groove 43 and a triangular annular groove 44. The pipe set 41 is annularly fixed with a plurality of positioning seats 42 on the ring end surface near one end of the connecting end device 2. The positioning seats 42 are arranged corresponding to the bolt seat 22. The threaded bolt rod 23 passes through the positioning seat 42, and the nut 24 is threadedly matched with the threaded bolt rod 23 to fit the bolt seat 22 with the positioning seat 42, so that the pipe set 41 is connected to the connecting sleeve 21. The pipe set 41 is close to the connecting end device 2. A fixed ring groove 43 and a triangular ring groove 44 are provided on the side face of one end of the terminal device 2. The triangular ring groove 44 is located outside the fixed ring groove 43. The triangular ring groove 44 is arranged corresponding to the damping arc block 26. The damping arc block 26 and the wall of the triangular ring groove 44 form a larger friction force to reduce the falling off after docking. At the same time, the corresponding docking and tightening are adjusted according to the length of the connection. The fixed ring groove 43 and the plug-in ring 27 are plugged into each other to form a bow-shaped connection port, thereby reducing the water seepage problem of the connection.

[0032] The working principle of the utility model is:

[0033] When the utility model is used, the pipe set 41 is inserted into the bracket ring 33 and correspondingly plugged with the connecting sleeve 21. At this time, the fixed ring groove 43 and the plug-in ring 27 are plugged and connected, and the damping arc block 26 is inserted into the triangular ring groove 44. The damping arc block 26 and the wall surface of the triangular ring groove 44 form a large friction force to reduce the falling off after docking. At the same time, the corresponding docking and tightening are adjusted according to the length of the connection to form a bow-shaped connection port, thereby reducing the water seepage problem of the connection, and the threaded bolt rod 23 passes through the positioning seat 42, and the nut 24 is used to connect with the threaded bolt The rod 23 is threadedly matched to fit the bolt seat 22 with the positioning seat 42, so that the pipe set 41 is tightly locked with the connecting sleeve 21. Compared with the traditional flange connection, the sealing and practicality of the connection port are increased, and the matching activities of the bolts and nuts are reduced. The threaded bolt rod 23 is directly used as the fixed end to increase convenience. At the same time, the bracket rod formed by the support rod 32 and the limit slider 31 is used to support the protective tube in the bracket ring 33, thereby increasing the stability of the protective tube connection and reducing the increase in the connection gap opening, which affects the sealing.

[0034] Obviously, the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field and related fields without creative work should fall within the scope of protection of the present invention. Structures, devices and operating methods not specifically described and explained in the present invention shall be implemented according to conventional means in the field unless otherwise specified and limited.

Claims

1. A cable rack that is easy to connect, comprising a cable rack (1), characterized in that: A plurality of connection end devices (2) are arranged in an equidistant array on the cable pipe rack (1); the left and right ends of the connection end devices (2) are symmetrically connected to the protective pipe sleeves (4); a bracket assembly (3) is arranged outside the connection end device (2); and the protective pipe sleeve (4) is installed inside the bracket assembly (3); The connecting end device (2) comprises a connecting sleeve (21), a bolt seat (22), a threaded bolt rod (23), a nut (24), an inner ring groove (25), a damping arc block (26) and a plug-in ring (27); a plurality of bolt seats (22) are fixedly installed on the side end surfaces of the left and right ports of the connecting sleeve (21); the connecting sleeve (21) is limitedly arranged in the sleeve port (12) by the bolt seats (22); a threaded bolt rod (23) is fixedly installed on the outer side surface of the bolt seat (22); a nut (24) is threadedly installed on the threaded bolt rod (23); inner ring grooves (25) are provided on both the left and right end surfaces of the pipe port of the connecting sleeve (21); a plurality of damping arc blocks (26) are annularly fixedly installed on the bottom of the inner ring groove (25); and a plug-in ring (27) is fixedly installed on the inner side of the connecting sleeve (21); The protective sleeve (4) comprises a pipe sleeve (41), a positioning seat (42), a fixed annular groove (43) and a triangular annular groove (44); a plurality of positioning seats (42) are fixedly mounted in an annular shape on the ring end surface of the pipe sleeve (41) close to one end of the connecting end device (2); the positioning seats (42) are arranged corresponding to the bolt seats (22); the threaded bolt rod (23) passes through the positioning seats (42); a fixed annular groove (43) and a triangular annular groove (44) are formed on the end surface of the pipe sleeve (41) close to one end of the connecting end device (2); the triangular annular groove (44) is located outside the fixed annular groove (43).

2. A cable arrangement tube that is easy to connect according to claim 1, characterized in that: The cable pipe rack (1) comprises a pipe rack (11), a casing opening (12) and an arc-shaped hole (13); a plurality of casing openings (12) are arranged at equal intervals on the pipe rack (11).

3. The cable arrangement tube that is easy to connect according to claim 2 is characterized in that: The side end of the pipe opening (12) is provided with a plurality of arc-shaped holes (13) in an annular shape and opened on the pipe rack (11), so that the bracket assembly (3) can rotate freely in the arc-shaped holes (13), thereby enabling the bracket assembly (3) to fit different installation terrains.

4. The cable arrangement tube that is easy to connect according to claim 1 is characterized in that: The bracket assembly (3) comprises a limiting slider (31), a support rod (32) and a bracket ring (33); the limiting slider (31) is slidably arranged in the arc-shaped hole (13); the support rods (32) are fixedly installed at the left and right ends of the arc-shaped hole (13); the same side of a plurality of support rods (32) is fixedly connected to the same bracket ring (33); and the bracket rod formed by connecting the support rod (32) and the limiting slider (31) is used to support the protective tube in the bracket ring (33).

5. The cable arrangement tube that is easy to connect according to claim 1, characterized in that: The damping arc block (26) is triangular in shape, and the triangular annular groove (44) is arranged corresponding to the damping arc block (26).

6. The cable arrangement tube that is easy to connect according to claim 1, characterized in that: The fixing ring groove (43) and the plug-in ring (27) are plugged into each other to form a bow-shaped connection port.

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