CN112305699B

CN112305699B - Communication protection structure of communication pipeline of highway monitoring system

Info

Publication number: CN112305699B
Application number: CN202011099146.8A
Authority: CN
Inventors: 胡维涛
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-10-14
Filing date: 2020-10-14
Publication date: 2022-09-02
Anticipated expiration: 2040-10-14
Also published as: CN112305699A

Abstract

The utility model relates to a communication pipeline's of highway monitored control system guarantor's logical structure, including former road layer, one side on former road layer is provided with newly-built road bed, has buried first steel pipe underground in the newly-built road bed, and outside the one end of first steel pipe extended to newly-built road bed, newly-built road bed outer tower was equipped with pine pole support, and pine pole support is erect between thread optical cable and newly-built road bed, wears to be equipped with the branch optical cable in the first steel pipe, and the branch optical cable is connected with former toll station equipment, and is connected with the thread optical cable. The application has the advantages of simple structure and no influence on the effect of no need of roadbed construction.

Description

Communication pipeline's of highway monitored control system guarantor leads to structure

Technical Field

The application relates to the field of communication optical cable installation, in particular to a communication protection structure of a communication pipeline of a highway monitoring system.

Background

At present, with the rapid development of traffic and the like, the traffic volume of a plurality of highways is increased rapidly, cracks, crazing, polishing and other damages are generated on the road surface of the highway, and the highway needs to be subjected to major repair or modification measures to improve the safety.

When major repair measure face export lane is expanded, the charge subtracts the expansion, net twine, telephone line etc. in the toll station all need be connected with communication cable, because communication cable is buried underground mostly in the ground, in highway main part construction process, the communication cable that original toll station connects probably is destroyed, leads to the unable normal operation of original toll station.

There is a need for a communication pipeline access protection structure that is simple in structure and does not affect the need for roadbed construction.

Disclosure of Invention

In order to provide a simple structure and do not influence the communication pipeline that does not need the road bed construction and protect logical structure, this application provides a highway monitored control system communication pipeline's protects logical structure.

The application provides a guarantee structure of highway monitored control system communication pipeline adopts following technical scheme:

the utility model provides a communication pipeline's of highway monitored control system guarantor's logical structure, includes former road layer, and one side on former road layer is provided with the newly-built road bed, has buried first steel pipe underground in the newly-built road bed, and the one end of first steel pipe extends to newly-built road bed outside, has erect the pine pole support outside the newly-built road bed, and pine pole support erects between thread optical cable and the newly-built road bed, wears to be equipped with the branch optical cable in the first steel pipe, and the branch optical cable is connected with former toll station equipment, and is connected with the thread optical cable.

By adopting the technical scheme, the branch optical cable connected with the main optical cable can be supported and protected through the first steel pipe and the support for erecting the pine rod, and meanwhile, the branch optical cable is positioned in the first steel pipe in the newly-built roadbed, so that the construction of the newly-built roadbed is not influenced; when the flow of a selected road section is small after the construction of the branch optical cable, the first steel pipe and the pine rod support is finished, the original communication optical cable is cut and connected with the branch optical cable, and the normal operation of the original toll station is basically not influenced; the effect that the structure is simple and the roadbed construction and the normal operation are not needed is achieved.

Optionally, the tip that first steel pipe is located the road bed of newly-building outward is provided with and is annular sealing, sealing and first steel pipe threaded connection, and sealing is including the left semi-ring and the right semi-ring that are mirror symmetry, and left semi-ring and right semi-ring just inlay the half tire bead that is equipped with inflatable and gassing to the side of self axis, can dismantle the connection between left semi-ring and the right semi-ring.

Through adopting above-mentioned technical scheme, wear to locate first steel pipe back with the branch optical cable, establish left semi-ring and right semi-ring cover outside the branch optical cable to the sealing is rotated, is in the same place sealing and first steel pipe threaded connection, then aerifys in half tire bead, and half tire bead supports tightly with the branch optical cable gradually, and sealing is inseparable with the tip seal of first steel pipe this moment, makes the work progress, and the tip of first steel pipe is difficult for being blockked up by soil, and is difficult for intaking.

Optionally, the side fixedly connected with arch of left half ring and right half ring butt, the side of right half ring and left half ring butt is seted up and just can be gone into bellied recess, and the side that left half ring and right half ring just right is inlayed and is equipped with magnet.

By adopting the technical scheme, the left half ring and the right half ring can be adsorbed together through the magnet, so that the formed sealing part is relatively stable, and the sealing can be stably realized; the mutual adaptation of arch and recess for along the sealing member axis direction, left half ring and right half ring can not move the loudness, have further improved the sealed stability of sealing member.

Optionally, the side face, abutted against the left half ring, of the right half ring is fixedly connected with a sealing gasket distributed along the radial direction of the right half ring, a groove is arranged at the edge position of one end of the sealing portion along the axis direction of the sealing portion, the groove is gradually away from the axis of the sealing portion along the direction close to the center of the sealing portion from the end of the sealing portion, the inner wall of the first steel pipe is fixedly connected with a sealing ring, and the sealing ring is gradually close to the axis of the first steel pipe along the direction away from the sealing portion from the inner wall of the first steel pipe.

Through adopting above-mentioned technical scheme, along with the sealing gradually tighten up in first steel pipe, sealing and sealing ring butt, the groove position is guided by the sealing ring gradually to can further be close to each other and support tightly between right semi-ring and the left semi-ring, thereby the gasket is crowded to be compressed tightly, and it is inseparable to seal between right semi-ring and the left semi-ring, and also sealed inseparable between sealing ring and the sealing, thereby has improved the sealed effect of sealing.

Optionally, the end part, located outside the newly-built roadbed, of the first steel pipe is integrally provided with a storage part, the diameter of the storage part is larger than that of the first steel pipe, and the sealing part is in threaded connection with the storage part.

By adopting the technical scheme, the excessive length sections reserved by the branch optical fibers can be stored in the storage part, so that the effect of facilitating storage of the branch optical fibers is achieved.

Optionally, the top of the pine rod support is connected with a lifting rope, and a second steel pipe is sleeved outside the branch optical cable.

Through adopting above-mentioned technical scheme, the second steel pipe is according to thread optical cable to the distance between the first steel pipe sets up in advance, and make the branch optical cable pass the second steel pipe in advance, then on will carrying the line safety ligature second steel pipe, along with carrying the stay cord and remove gradually, carrying the stay cord and drawing the second steel pipe high gradually, accomplished the erections to the branch optical cable, the second steel pipe plays the guard action to the branch optical cable at the process of erectting, simultaneously after the road bed construction that is newly built finishes, can directly relieve the stay cord, place its position that needs bury underground with second steel pipe and its inside branch optical cable, then connect second steel pipe and first steel pipe, make this pass-through structure can directly be used at last.

Optionally, the second steel pipe is provided with the locating part outward, the locating part is including looks articulated spacing one ring and spacing two-ring, spacing one ring and spacing two-ring's articulated axis, spacing one ring and spacing two-ring's axis is all parallel, the spacing groove has been seted up on spacing one ring and spacing two-ring's the circumference face, the one end fixedly connected with connecting portion of self hinged end are kept away from to spacing one ring and spacing two-ring, be connected with fastening screw between the connecting portion, two connecting portion are all connected to spacing one ring and spacing two-ring, the both sides of spacing groove are located to two connecting portion, the top fixedly connected with fixture block of pine pole support is kept away from to the lifting rope, the fixture block can not pass between two connecting portion, the draw-in groove that is used for the card to establish the lifting rope is seted up to one side that the fixture block is connected with the lifting rope.

By adopting the technical scheme, the lifting rope is wound around the second steel pipe for one circle, the lifting rope is positioned in the limiting groove, the lifting rope is clamped in the clamping groove, and meanwhile, one side of the connecting part, which is connected with the clamping block and is connected with the lifting rope, is abutted tightly, so that the position of the clamping block is relatively stable, the lifting rope can be clamped more stably, and meanwhile, the second steel pipe can be fixed by the lifting rope more quickly and conveniently;

the limiting piece is arranged, so that the lifting rope is not easy to slide outside the second steel pipe, and the erection stability is better; after the second steel pipe is put down by the lifting rope, the fastening screw rod can be unscrewed, the limiting piece can be detached from the second steel pipe, and the limiting piece can be used repeatedly.

Optionally, be provided with the connection steel pipe between second steel pipe and the first steel pipe, connect the steel pipe including rotating a pipe and rotating two pipes, rotate the one end of a pipe and offer the sphere groove of surface on same spherical surface, rotate the sphere pipe of one end fixedly connected with surface on same spherical surface of two pipes, the sphere pipe just is located the sphere groove.

By adopting the technical scheme, the second steel pipe is put down by the lifting rope, when the first steel pipe is connected with the second steel pipe, the first steel pipe and the second steel pipe can be rotated in a spherical hinge manner, so that the multi-direction rotation at a certain angle can be realized, and the first steel pipe and the second steel pipe can be connected by using the connecting steel pipe under the condition that the first steel pipe and the second steel pipe are not accurately aligned.

Optionally, the first rotating pipe is provided with a leading-in groove at a position opposite to the spherical groove, the surface of the spherical pipe is provided with a sealing groove, the surface of the spherical groove is provided with a guiding groove, the guiding groove extends from the leading-in groove, the guiding groove is in a net shape, the first rotating pipe is in threaded connection with a sealing bolt, and the sealing bolt is located in the leading-in groove.

By adopting the technical scheme, after the connecting steel pipe connects the first steel pipe and the second steel pipe, the sealant is introduced into the introduction groove, the sealant is distributed between the first rotating pipe and the second rotating pipe along the guide groove to complete sealing, and finally the sealing bolt is screwed into the introduction groove and tightly seals the introduction groove and tightly supports the spherical pipe, so that the positions between the first rotating pipe and the second rotating pipe are stable.

Optionally, a sliding first pipe is arranged in the rotating first pipe, the sliding first pipe is in butt joint with the outer wall of the rotating first pipe, the outer wall of the sliding first pipe is coaxial with the rotating first pipe, the sliding second pipe is connected with the rotating second pipe in a sliding mode, and the outer wall of the sliding second pipe is in butt joint with the inner wall of the rotating first pipe.

Through adopting above-mentioned technical scheme, at the in-process that the connecting steel pipe aligns with first steel pipe, second steel pipe, make slip a pipe stretch into rotate a intraductal, slip two intraductal, then make the tip that slides a pipe, slip two pipes align with first steel pipe, second steel pipe respectively, then make slip a pipe, slip two pipes stretch out again for alignment in-process branch line optical cable is difficult for buckling the angle and too big and produce the damage.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the first steel pipe and the pine rod support are arranged, so that the normal operation of the original toll station is basically not influenced, and the effects of simple structure and no influence on the construction and normal operation of a roadbed are achieved;

2. by arranging the sealing part, the end part of the first steel pipe is not easily blocked by soil and is not easy to enter water in the construction process;

3. through setting up the connection steel pipe, can use the connection steel pipe to connect it under the inaccurate circumstances of aliging of first steel pipe and second steel pipe, alignment in-process branch line optical cable is difficult for the angle of buckling too big and produce the damage.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an embodiment;

FIG. 2 is a cross-sectional view of the seal portion;

FIG. 3 is an exploded view of the seal;

FIG. 4 is a schematic view of an exploded structure of a seal intended to embody a groove;

FIG. 5 is a schematic view showing a connection structure between the lifting rope and the second steel pipe;

FIG. 6 is a sectional view of the connecting steel pipes;

fig. 7 is an exploded view of the connecting steel pipes.

Description of the reference numerals: 1. a primary road layer; 11. an original toll station; 2. newly building a roadbed; 21. a first steel pipe; 211. a seal ring; 212. a storage section; 22. a branch optical cable; 221. a second steel pipe; 3. a pine rod support; 31. lifting a rope; 311. a clamping block; 312. a card slot; 32. a winding wheel; 321. a motor; 4. a sealing part; 41. a left half ring; 411. a half bead; 412. a protrusion; 413. a magnet; 414. a gasket; 415. beveling; 42. a right half ring; 421. a groove; 5. a limiting member; 51. a ring is limited; 511. a limiting groove; 512. a connecting portion; 513. fastening a screw rod; 52. a two-ring limit; 6. connecting steel pipes; 61. rotating a tube; 611. a spherical groove; 612. a leading-in groove; 613. a guide groove; 614. a seal bolt; 615. sliding a tube; 62. rotating the second tube; 621. a spherical tube; 622. a sealing groove; 623. the two tubes are slid.

Detailed Description

The present application is described in further detail below with reference to figures 1-7.

The embodiment of the application discloses a communication protection structure of a communication pipeline of a highway monitoring system. Referring to fig. 1, a highway monitored control system communication pipeline's guarantor's logical structure includes former road layer 1, be provided with former toll station 11 on the former road layer 1, one side of former road layer 1 is provided with newly-built road bed 2, first steel pipe 21 has been buried underground in newly-built road bed 2, the one end of first steel pipe 21 extends outside newly-built road bed 2, newly-built road bed 2 is erect outward and is equipped with pine pole support 3, pine pole support 3 erects between thread optical cable and newly-built road bed 2, wear to be equipped with branch optical cable 22 in the first steel pipe 21, branch optical cable 22 and former toll station 11 equipment connection, and with thread optical cable connection. Selecting a time period with smaller flow, cutting the original communication optical cable and connecting the branch optical cable 22, so that the normal operation of the original toll station 11 is basically not influenced; the effect that the structure is simple and the roadbed construction and the normal operation are not needed is achieved.

Referring to fig. 2 and 3, the end portion of the first steel pipe 21 outside the newly-built roadbed 2 is integrally provided with a storage portion 212, the diameter of the storage portion 212 is larger than that of the first steel pipe 21, the diameter line of the storage portion 212 gradually increases along the direction away from the first steel pipe 21 and is not changed, the end portion of the storage portion 212 away from the first steel pipe 21 is provided with an annular sealing portion 4, the sealing portion 4 is in threaded connection with the storage portion 212, the sealing portion 4 comprises a left half ring 41 and a right half ring 42 which are in mirror symmetry, and a half bead 411 which can be inflated and deflated is embedded in the side face of the left half ring 41 and the right half ring 42 facing the axis of the left half ring 41 and the right half ring 42. The side that left semi-ring 41 and right semi-ring 42 butt joint is connected with arch 412 fixedly, and the side that right semi-ring 42 and left semi-ring 41 butt joint is seted up and just can be gone into the recess 421 of arch 412, and left semi-ring 41 is inlayed with magnet 413 with right semi-ring 42 dead side for can dismantle the connection between left semi-ring 41 and the right semi-ring 42.

Referring to fig. 3 and 4, a gasket 414 distributed along the radial direction of the right half ring 42 is fixedly connected to the side surface of the right half ring 42 in contact with the left half ring 41, a groove 415 is provided at the edge position of one end of the sealing portion 4 along the axis direction thereof, the groove 415 is gradually away from the axis of the sealing portion 4 along the direction close to the center of the sealing portion 4 from the end of the sealing portion 4, a sealing ring 211 is fixedly connected to the inner wall of the first steel pipe 21, and the sealing ring 211 is gradually close to the axis of the first steel pipe 21 from the inner wall of the first steel pipe 21 along the direction away from the sealing portion 4. Along with the gradual tightening of the sealing portion 4, the groove 415 of the sealing portion 4 is guided by the sealing ring 211, so that the right half ring 42 and the left half ring 41 are tightly abutted, and the sealing portion 4 is tightly abutted against the sealing ring 211, so that the sealing is more tight.

Referring to fig. 5, the top of the pine pole bracket 3 is rotatably connected with a winding wheel 32 with a horizontal rotation axis, the winding wheel 32 is connected with a motor 321 capable of driving the rotation of the winding wheel, the top of the pine pole bracket 3 is connected with a lifting rope 31, one end of the lifting rope 31 is fixedly connected to the circumferential direction of the winding wheel 32, the lifting rope 31 is far away from the top of the pine pole bracket 3 and is fixedly connected with a clamping block 311, one side of the clamping block 311 connected with the lifting rope 31 is provided with a clamping groove 312 for clamping the lifting rope 31, the clamping groove 312 starts to extend from the side of the clamping block 311 connected with the lifting rope 31 to the joint of the clamping block 311 opposite to the lifting rope 31 and the clamping block 311, and the branch optical cable 22 is externally sleeved with a second steel tube 221. The lifting rope 31 is wound around the second steel pipe 221 for a circle, the lifting rope 31 is clamped into the clamping groove 312, then the motor 321 is started to drive the winding wheel 32 to rotate, the lifting rope 31 is gradually wound, and the second steel pipe 221 is driven to ascend.

Referring to fig. 5, a limiting member 5 is disposed outside the second steel pipe 221, the limiting member 5 includes a first limiting ring 51 and a second limiting ring 52 that are hinged to each other, hinge axes of the first limiting ring 51 and the second limiting ring 52 and axes of the first limiting ring 51 and the second limiting ring 52 are all parallel, a limiting groove 511 is disposed on circumferential surfaces of the first limiting ring 51 and the second limiting ring 52, a connecting portion 512 is fixedly connected to one end of the first limiting ring 51 and the second limiting ring 52 away from the hinge end of the first limiting ring 51 and the second limiting ring 52, the connecting portion 512 connected to the first limiting ring 51 is gradually away from the axis of the first limiting ring 51 along a radial direction of the first limiting ring 51, the connecting portion 512 connected to the second limiting ring 52 is gradually away from the axis of the second limiting ring 52 along the radial direction of the second limiting ring 52, a fastening screw 513 is connected between the connecting portions 512 connected to the first limiting ring 51 and the second limiting ring 52, the first limiting ring 51 and the second limiting ring 52 are respectively connected to the two connecting portions 512, and the two connecting portions 512 are disposed on two sides of the limiting groove 511, the latch 311 cannot pass between the two connection portions 512. The limiting member 5 is sleeved outside the second steel pipe 221, then the lifting rope 31 is wound around the limiting member 5 for one circle at the limiting groove 511, the lifting rope 31 is clamped into the clamping groove 312, the clamping block 311 abuts against the connecting portion 512, the connecting portion 512 is located between the clamping block 311 and the pine rod support 3, and the lifting rope 31 can stably limit the second steel pipe 221.

Referring to fig. 6 and 7, a connection steel pipe 6 is disposed between the second steel pipe 221 and the first steel pipe 21, the connection steel pipe 6 includes a first rotation pipe 61 and a second rotation pipe 62, one end of the first rotation pipe 61 is provided with a spherical groove 611 whose surface is on the same spherical surface, one end of the second rotation pipe 62 is fixedly connected with a spherical pipe 621 whose outer surface is on the same spherical surface, the spherical pipe 621 is just located in the spherical groove 611, and the second rotation pipe 62 is in spherical hinge connection with the first rotation pipe 61 through the matching of the spherical pipe 621 and the spherical groove 611. The first sliding pipe 615 is arranged in the first rotating pipe 61, the first sliding pipe 615 is coaxial with the first rotating pipe 61, the outer wall of the first sliding pipe 615 is abutted against the inner wall of the first rotating pipe 61, the first sliding pipe 615 is rotatably connected with the first rotating pipe 61 around the axis of the first rotating pipe, the second sliding pipe 623 is slidably connected in the second rotating pipe 62, the second sliding pipe 623 is coaxial with the second rotating pipe 62, the outer wall of the second sliding pipe 623 is abutted against the inner wall of the first rotating pipe 61, the second sliding pipe 623 is rotatably connected with the second rotating pipe 62 around the axis of the second rotating pipe 62, and both the first sliding pipe 615 and the second sliding pipe 623 can be in threaded connection with the first steel pipe 21 and the second steel pipe 221. Therefore, the connecting steel pipe 6 can be bent by a certain angle, and the lengths of the two sides of the bending point can be adjusted to a certain degree, so that the connection between the first steel pipe 21 and the second steel pipe 221 can be completed when an error is generated in the alignment between the first steel pipe 21 and the second steel pipe 221 in the construction.

Referring to fig. 6 and 7, the first rotating pipe 61 is provided with an introduction groove 612 at a position opposite to the spherical groove 611, the introduction groove 612 extends in the radial direction of the first rotating pipe 61, the outer surface of the spherical pipe 621 is provided with a sealing groove 622, the first rotating pipe 61 is provided with a guide groove 613, the guide groove 613 is located on the surface of the spherical groove 611 and extends from the introduction groove 612, the guide groove 613 is in a mesh shape, the first rotating pipe 61 is in threaded connection with a sealing bolt 614, and the sealing bolt 614 is located in the introduction groove 612.

The implementation principle of the traffic protection structure of the communication pipeline of the highway monitoring system in the embodiment of the application is as follows: burying a first steel pipe 21 in a newly-built roadbed 2, enabling the first steel pipe 21 to extend out of the newly-built roadbed 2, then connecting a branch optical cable 22 into a main optical cable, erecting a pine rod support 3 between the end part of the first steel pipe 21 and the main optical cable, enabling the branch optical cable 22 to sequentially penetrate out of a connecting steel pipe 6, a second steel pipe 221, the connecting steel pipe 6 and the first steel pipe 21, sleeving a left semi-ring 41 and a right semi-ring 42 outside the branch optical cable 22, rotating a sealing part 4 until the sealing part 4 is screwed in the first steel pipe 21, then inflating air into the semi-bead 411, enabling the semi-bead 411 to be gradually abutted against the branch optical cable 22, and enabling the sealing part 4 to tightly seal the end part of the first steel pipe 21 at the moment, so that the end part of the first steel pipe 21 is not prone to be blocked by soil in the construction process, and water is not prone to enter.

Then, a limiting member 5 is installed outside the second steel pipe 221, the lifting rope 31 is wound around the second steel pipe 221 for a circle, the lifting rope 31 is clamped into the clamping groove 312, then the motor 321 is started to drive the winding wheel 32 to rotate, the lifting rope 31 is gradually wound to drive the second steel pipe 221 to ascend, the second steel and the branch optical cable 22 inside the second steel are supported, and then when the flow of the selected road section is small, the original communication optical cable is cut and connected with the branch optical cable 22, so that the normal operation of the original toll station 11 is basically not influenced; the effect that the structure is simple and the roadbed construction and the normal operation are not needed is achieved.

When the highway is constructed, the burying position of the second steel pipe 221 can be dug, then the motor 321 is reversed, the second steel pipe 221 is put down, then the second steel pipe 221 is moved and the connecting steel pipe 6 is adjusted, the connecting steel pipe 6, the second steel pipe 221, the connecting steel pipe 6 and the first steel pipe 21 are connected, and the redundant branch optical cables 22 are stored in the storage part 212, so that the traffic protection structure can play the effects of temporary traffic protection and subsequent direct use.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a highway monitored control system communication pipeline's guarantor leads to structure which characterized in that: the novel road pavement structure comprises an original road layer (1), wherein a newly-built road bed (2) is arranged on one side of the original road layer (1), a first steel pipe (21) is buried in the newly-built road bed (2), one end of the first steel pipe (21) extends out of the newly-built road bed (2), a pine rod support (3) is erected outside the newly-built road bed (2), the pine rod support (3) is erected between a main line optical cable and the newly-built road bed (2), a branch line optical cable (22) penetrates through the first steel pipe (21), and the branch line optical cable (22) is connected with an original toll station (11) and is connected with the main line optical cable;

first steel pipe (21) are located newly-built road bed (2) outer tip and are provided with and are annular sealing (4), sealing (4) and first steel pipe (21) threaded connection, sealing (4) are including left semi-ring (41) and right semi-ring (42) that are mirror symmetry, and left semi-ring (41) and right semi-ring (42) just inlay half tire bead (411) that are equipped with inflatable and gassing to the side of self axis, can dismantle the connection between left semi-ring (41) and the right semi-ring (42).

2. The structure of claim 1, wherein the communication channel of the highway monitoring system is a communication channel of a highway, and the structure comprises: the side face of the left half ring (41) abutted against the right half ring (42) is fixedly connected with a protrusion (412), the side face of the right half ring (42) abutted against the left half ring (41) is provided with a groove (421) which can be just clamped into the protrusion (412), and the side face of the left half ring (41) directly opposite to the right half ring (42) is embedded with a magnet (413).

3. The structure of claim 1, wherein the structure comprises: the side face of the right half ring (42) abutted against the left half ring (41) is fixedly connected with a sealing gasket (414) distributed along the radial direction of the right half ring (42), the edge position of one end of the sealing part (4) along the axis direction of the sealing part is provided with a groove (415), from the end part of the sealing part (4), the groove (415) is gradually far away from the axis of the sealing part (4) along the direction close to the center of the sealing part (4), the inner wall of the first steel pipe (21) is fixedly connected with a sealing ring (211), from the inner wall of the first steel pipe (21), the sealing ring (211) is gradually close to the axis of the first steel pipe (21) along the direction far away from the sealing part (4).

4. The structure of claim 1, wherein the communication channel of the highway monitoring system is a communication channel of a highway, and the structure comprises: the end part of the first steel pipe (21) positioned outside the newly-built roadbed (2) is integrally provided with a storage part (212), the diameter of the storage part (212) is larger than that of the first steel pipe (21), and the sealing part (4) is in threaded connection with the storage part (212).

5. The structure of claim 1, wherein the communication channel of the highway monitoring system is a communication channel of a highway, and the structure comprises: the top of the pine rod support (3) is connected with a lifting rope (31), and a second steel pipe (221) is sleeved outside the branch optical cable (22).

6. The structure of claim 5, wherein the communication channel of the highway monitoring system is a communication channel of a highway, and the structure comprises: the second steel pipe (221) is externally provided with a limiting piece (5), the limiting piece (5) comprises a first limiting ring (51) and a second limiting ring (52) which are hinged to each other, the hinge axes of the first limiting ring (51) and the second limiting ring (52) are parallel to each other, the circumferential surfaces of the first limiting ring (51) and the second limiting ring (52) are provided with limiting grooves (511), one ends of the first limiting ring (51) and the second limiting ring (52), far away from the hinge ends, are fixedly connected with connecting portions (512), fastening screws (513) are connected between the connecting portions (512), the first limiting ring (51) and the second limiting ring (52) are connected with two connecting portions (512), the two connecting portions (512) are respectively arranged at two sides of the limiting grooves (511), the top of the lifting rope (31), far away from the pine rod bracket (3), is fixedly connected with a clamping block (311), and the clamping block (311) cannot pass through between the two connecting portions (512), one side of the clamping block (311) connected with the lifting rope (31) is provided with a clamping groove (312) for clamping the lifting rope (31).

7. The structure of claim 5, wherein the communication channel of the highway monitoring system is a communication channel of a highway, and the structure comprises: be provided with between second steel pipe (221) and first steel pipe (21) and connect steel pipe (6), connect steel pipe (6) including rotating one pipe (61) and rotating two pipe (62), the surface spherical groove (611) on same spherical surface are seted up to the one end of rotating one pipe (61), the one end fixedly connected with surface spherical pipe (621) on same spherical surface of rotating two pipe (62), spherical pipe (621) just are located spherical groove (611).

8. The structure of claim 7, wherein the communication channel of the highway monitoring system is a communication channel of a highway, and the structure comprises: the first rotating pipe (61) is provided with an introduction groove (612) at a position opposite to the spherical groove (611), the surface of the spherical pipe (621) is provided with a sealing groove (622), the surface of the spherical groove (611) is provided with a guide groove (613), the guide groove (613) extends from the introduction groove (612), the guide groove (613) is in a net shape, the first rotating pipe (61) is in threaded connection with a sealing bolt (614), and the sealing bolt (614) is located in the introduction groove (612).

9. The structure of claim 7, wherein the communication channel of the highway monitoring system is a communication channel of a highway, and the structure comprises: a sliding first pipe (615) is arranged in the rotating first pipe (61), the sliding first pipe (615) and the rotating first pipe (61) are coaxial, the outer wall of the sliding first pipe (615) is abutted to the inner wall of the rotating first pipe (61), a sliding second pipe (623) is connected in the rotating second pipe (62) in a sliding mode, the sliding second pipe (623) and the rotating second pipe (62) are coaxial, and the outer wall of the sliding second pipe (623) is abutted to the inner wall of the rotating first pipe (61).