CN-122018103-A - Comprehensive cable channel circulation relay type optical cable traction laying method

CN122018103ACN 122018103 ACN122018103 ACN 122018103ACN-122018103-A

Abstract

The invention belongs to the technical field of optical cable laying and provides a comprehensive cable channel circulation relay type optical cable traction laying method which comprises the steps of S1 preparing two pipe penetrating devices with specific lengths and two corresponding groups of workers, namely an A pipe penetrating device, a B pipe penetrating device and a B group, S2 tearing a cover plate above a grooved channel according to the head-to-tail distance of the total length of the pipe penetrating devices to form a skylight, and meanwhile tearing the cover plate in the optical cable laying direction according to the distance circulation, and S3, simultaneously laying the A pipe penetrating device and the B pipe penetrating device by the A group, and enabling the head end of the A pipe penetrating device to penetrate from the head to the head and push the head end of the A pipe penetrating device in the optical cable laying direction. The invention carries out cyclic relay traction on the optical cable through the special pipe penetrating device so as to realize uninterrupted continuous laying, has strict working procedures, definite division of work, reasonable utilization of working time, no need of additional electric equipment, more convenient physical movement of workers, higher working efficiency, lower construction cost and no idle work.

Inventors

WANG JIYAO
ZHANG ZHICHAO
Wang Jiaya
ZHAO WENGUANG
Ren Jinzhe
WANG MINGYU
ZHANG WEI

Assignees

中铁九局集团电务工程有限公司

Dates

Publication Date: 20260512
Application Date: 20260210

Claims (10)

1. The utility model provides a comprehensive cable channel circulation relay type optical cable traction laying method which is characterized in that the method comprises the following steps: step S1, preparing two pipe penetrating devices with specific lengths and two corresponding groups of staff, namely an A pipe penetrating device and a group A, and a B pipe penetrating device and a group B; Step S2, uncovering the cover plate above the grooved channel according to the head-to-tail distance of the total length of the pipe penetrating device to form a skylight, and uncovering the cover plate in the optical cable laying direction according to the distance in a circulating way; Step S3, simultaneously arranging an A pipe penetrating device and a B pipe penetrating device by the A group and the B group, penetrating the head end of the A pipe penetrating device from a first skylight and pushing the head end of the A pipe penetrating device towards the optical cable laying direction, then leading out the head end of the A pipe penetrating device from a second skylight, simultaneously penetrating the head end of the B pipe penetrating device from the second skylight and pushing the head end of the B pipe penetrating device towards the optical cable laying direction, and then leading out the head end of the B pipe penetrating device from a third skylight; s4, arranging an optical cable, and arranging an optical cable pay-off rack near a first skylight; Step S5, laying an optical cable, wherein the tail end of the A pipe penetrating device and the optical cable connector are pulled by the A group, the optical cable is pulled by the B group, the optical cable is pulled by the A group, the tail end of the B pipe penetrating device and the optical cable connector are completely separated from the channel, the B group pulls the B pipe penetrating device after the head end of the A pipe penetrating device is introduced into the channel, meanwhile, the A group pushes the A pipe penetrating device towards the optical cable laying direction, the A pipe penetrating device completely enters the channel after the B pipe penetrating device is completely separated from the channel, the tail end of the A pipe penetrating device and the optical cable connector are pulled by the A group, the B group pulls the A pipe penetrating device after the head end of the B pipe penetrating device is introduced into the channel, and meanwhile, the B pipe penetrating device is pushed towards the optical cable laying direction, so that circulation is realized.
2. The comprehensive cable channel circulation relay type optical cable traction laying method according to claim 1, wherein the head ends of the pipe penetrating device A and the pipe penetrating device B are respectively sleeved with a barrier breaking ball and are fixed with a pulling ring; and traction rings are fixed at the tail ends of the pipe penetrating device A and the pipe penetrating device B.
3. The method for pulling and laying a composite cable channel cyclic relay type optical cable according to claim 1, wherein in step S5, both the group a and the group B pull the head ends of the group a and the group B through ropes.
4. The method for pulling and laying a composite cable channel cyclic relay type optical cable according to claim 3, wherein the pulling end of the rope is hooked on a pulling ring at the head end of the pipe penetrating device A or the pipe penetrating device B alternately through a spring hook.
5. The method for pulling and laying a composite cable duct cyclic relay type optical cable according to claim 1, wherein in step S5, when the optical cable is pulled for the first time, the group a is located at the first skylight position, and the group B is located at the second skylight position.
6. The method of pulling and laying a composite cable channel cyclic relay type optical cable according to claim 1, wherein the pipe penetrating device is a high-strength flexible wire.
7. The method for traction laying of integrated cable channel cyclic relay type optical cable according to claim 1, wherein a guide frame is placed at the skylight; The guide frame comprises a hanging rod and a U-shaped frame, wherein the hanging rod is transversely arranged at the skylight opening, and two ends of the hanging rod are respectively arranged at two sides of the top of the groove channel at the skylight opening.
8. The method for pulling and laying a circulating relay type optical cable in a composite cable duct according to claim 7, wherein the U-shaped frame is hung at the center of the hanger rod, the U-shaped opening of the U-shaped frame is upward, and a pulley is rotatably installed at the center of the U-shaped opening, so that the pipe penetrating device or the optical cable passes over the pulley.
9. The method for pulling and laying a circulating relay type optical cable in an integrated cable tunnel according to claim 8, wherein the portion of the middle section of the boom adjacent to both sides of the U-shaped frame is thickened.
10. The method for pulling and laying a composite cable channel cyclic relay type optical cable according to claim 1, wherein the lengths of the a-type pipe penetrating device and the B-type pipe penetrating device are identical.

Description

Comprehensive cable channel circulation relay type optical cable traction laying method Technical Field The invention relates to the technical field of optical cable laying, in particular to a comprehensive cable channel circulation relay type optical cable traction laying method. Background The current situation of laying the high-speed railway communication trunk optical cable is that the requirements of a communication system on transmission capacity, speed and reliability are continuously improved along with the rapid development of the China high-speed railway network. The communication trunk optical cable is used as a 'nervous system' for bearing core services such as train control, dispatching command, passenger service and the like, and the construction quality of the communication trunk optical cable is directly related to the operation safety and efficiency of the high-speed rail. At present, a comprehensive cable channel (on-bridge and roadbed) laying mode is generally adopted for the high-speed railway communication trunk optical cable, and a unified, standard and protected physical channel is provided for the optical cable. The traditional construction method has the limitations that the traditional high-speed railway integrated channel optical cable laying mainly adopts two modes, namely a single-section pipe penetrating device method and a whole-process cover plate uncovering method, wherein the single-section pipe penetrating device is long in whole and even reaches hundreds of meters, so that the single-section pipe penetrating device needs to be coiled on a pay-off rack, the traditional use mode is that the single-section pipe penetrating device is shuttled back to the head along a channel according to the length of the single-section pipe penetrating device and then is pulled, the time consumption is long, the construction efficiency is low, the probability that the head end of the pipe penetrating device is blocked to advance and the abrasion degree are increased due to continuous shuttling of a long distance, the whole-process cover plate uncovering method is mainly used for uncovering the space above the optical cable after the optical cable laying is finished, the single-section pipe penetrating device is extremely easy to be broken and pressed by external force due to the influence of external force, the damage risk is high, and the problem of low construction speed is also caused. Accordingly, there is a need to provide an improved solution to the above-mentioned deficiencies of the prior art. Disclosure of Invention The invention aims to provide a comprehensive cable channel circulation relay type optical cable traction laying method, which aims to solve the problems of low construction speed and easy damage to an optical cable in the traditional optical cable laying mode. In order to achieve the above object, the present invention provides the following technical solutions: the invention provides a comprehensive cable channel circulation relay type optical cable traction laying method, which comprises the following steps: step S1, preparing two pipe penetrating devices with specific lengths and two corresponding groups of staff, namely an A pipe penetrating device and a group A, and a B pipe penetrating device and a group B; Step S2, uncovering the cover plate above the grooved channel according to the head-to-tail distance of the total length of the pipe penetrating device to form a skylight, and uncovering the cover plate in the optical cable laying direction according to the distance in a circulating way; Step S3, simultaneously arranging an A pipe penetrating device and a B pipe penetrating device by the A group and the B group, penetrating the head end of the A pipe penetrating device from a first skylight and pushing the head end of the A pipe penetrating device towards the optical cable laying direction, then leading out the head end of the A pipe penetrating device from a second skylight, simultaneously penetrating the head end of the B pipe penetrating device from the second skylight and pushing the head end of the B pipe penetrating device towards the optical cable laying direction, and then leading out the head end of the B pipe penetrating device from a third skylight; s4, arranging an optical cable, and arranging an optical cable pay-off rack near a first skylight; Step S5, laying an optical cable, wherein the tail end of the A pipe penetrating device and the optical cable connector are pulled by the A group, the optical cable is pulled by the B group, the optical cable is pulled by the A group, the tail end of the B pipe penetrating device and the optical cable connector are completely separated from the channel, the B group pulls the B pipe penetrating device after the head end of the A pipe penetrating device is introduced into the channel, meanwhile, the A group pushes the A pipe penetrating device towards the optical cable laying direction, the A pipe penetrating