Instrument cable laying method
Technical Field
The invention belongs to the field of cable laying, and particularly relates to an instrument cable laying method.
Background
At present, in the instrument cable installation field, the most extensive high-risk operation is high-altitude operation in the cabling process, and the data display is carried out: since 2003, a high-altitude falling accident occurs in about 450 years, the high-altitude falling accident accounts for 52% and 48% of the total number of construction accidents and the number of deaths respectively, the instrument cable is thin (usually 1cm), the weight is small, the laying mode is mainly to stretch and lay at different positions of a bridge frame together by depending on manpower, if the cable laying equipment is used for laying, due to the lack of a positioning device, the problem that continuous transmission is influenced due to mutual winding caused by the thin instrument cable is easy to occur, in order to change the current situation, an instrument cable laying method needs to be developed urgently, and the technical progress of the industry is promoted.
Disclosure of Invention
The invention mainly solves the problems in the prior art and provides a method for laying an instrument cable. According to the method, the instrument cable is laid by adopting machinery instead of manpower, so that the cable laying efficiency and the safety coefficient are improved.
In order to realize the purpose, the invention adopts the following technical scheme:
an instrument cable laying method comprises the following steps:
(1) line number marking: and pasting cable line number marks on the instrument cables on the instrument cable reel on the laying site one by one.
(2) Preliminary positioning of the cable threading pipe: providing a threading pipe primary positioning device, and threading instrument cables into the threading pipe one by one according to the principle that one threading hole penetrates one instrument cable and the line number identification; the positioning functions to prevent adjacent cables from intertwining during transmission.
(3) Cable carriage repositioning: providing a pulley block with a plurality of grooves, and sequentially placing cables from the initial positioning of the threading pipe into the grooves of the pulley block according to the line number marks in sequence; and according to the situation of an installation site, fixing one pulley block every 10-20 m.
(4) Conveying by a cable laying machine: fixing one cable laying machine every 50-100m according to the field condition, and fixing one operator for each cable laying machine; sequentially putting cables from the initial positioning of the cable threading pipes into a 1 st cable laying machine according to line number marks, after the cables of the 1 st cable laying machine are laid, informing a 1 st cable laying machine operator to start the 1 st cable laying machine by a laying person, under the transmission of the 1 st cable laying machine, drawing the cables onto a cable sliding frame adjacent to the 1 st cable laying machine by the laying person, informing the 1 st cable laying machine operator to stop the cable laying machine by the laying person through an interphone, sequentially putting the cables into a cable sliding frame groove adjacent to the 1 st cable laying machine by the laying person according to the line number marks, and then informing the 1 st cable laying machine operator to start the 1 st cable laying machine to continue to transmit instrument cables through the interphone; according to the configuration conditions of the cable sliding frame and the cable laying machine on the installation site, according to the configuration sequence of the cable sliding frame and the cable laying machine, a laying person gradually transmits the cable to the cable bridge frame in a mode of informing an operator of the cable laying machine of simultaneously operating the cable laying machine to start or stop by using the interphone.
The invention also aims to provide a device for realizing the method, which comprises a cable threading pipe primary positioning tool and a cable sliding frame.
The cable threading pipe primary positioning tool is composed of 3-10 threading pipes with the diameter of 2cm and the length of 5cm, which are welded on a support plate with the length of 10cm and the width of 5cm, and the support plate is welded on a threading pipe support; and polishing the two ends of the threading pipe by polishing equipment to be smooth and prevent the surface layer of the cable from being scratched.
The cable balladeur train comprises balladeur train support, connecting rod, bearing, recess pulley, fixation nut, support, and wherein the balladeur train support passes through the welding mode with the balladeur train support to be connected, and the bearing is installed on recess pulley mounting hole, each symmetry installation of both sides one, and the connecting rod is installed on the bearing mounting hole, and connecting thread is processed at the connecting rod both ends, fixes the connecting rod on the balladeur train support through fixation nut.
Further, the depth of the groove is 3-5 cm.
The invention has the beneficial effects that:
the invention provides an instrument cable laying method, which has the following advantages:
1. the instrument cable is laid by a mechanical mode, and 2/3 is reduced for instrument cable operators, so that the risk of high-altitude operation is greatly reduced.
2. Utilize cable threading pipe preliminary location frock and cable balladeur train to realize cable accurate positioning, solved because of instrument cable thin, utilize the cable intertwine problem that causes in the equipment transmission process, realized the quick conveying of instrument cable, lay efficiency and improve more than 70%.
Drawings
FIG. 1 is a schematic flow chart of the present invention
FIG. 2 is a front view of the cable carriage of the present invention
FIG. 2-1 is a top plan view of a cable carriage of the present invention
Fig. 2-2 are side views of the cable carriage of the present invention
FIG. 3 shows a positioning tool for a threading pipe according to the present invention
Wherein 0001, instrument cable drum, 0002, cable threading pipe positioning device, 0003, 1 st cable laying machine, 0004, 1 st cable carriage, 0005, 2 nd cable carriage, 0006, 3 rd cable carriage, 0007, 2 nd cable laying machine, 0008, 4 th cable carriage, 0009, 5 th cable carriage, 0010, 6 th cable carriage, 0011, 7 th cable carriage, 0012, 8 th cable carriage, 0013, 9 th cable carriage, 0014, 10 th cable carriage, 0015, 3 rd cable laying machine, 0016, 11 th cable carriage, 0017, 12 th cable carriage, 0018, 13 th cable carriage, 0019, 14 th cable carriage, 0020, 15 th cable carriage, 0021, 4 th cable laying machine, 0022, 16 th cable carriage, 0023, 17 th cable carriage, 0024, 18 th cable carriage, 0025, 19 th cable carriage, 0026, 20 th cable carriage, 0027 th cable carriage, 00221 st cable laying machine, 0028 th cable carriage, 00222 th cable carriage, 0029. the 5 th cable laying machine, 0030, 23 rd cable carriage, 0031, 24 th cable carriage, 0032, 25 th cable carriage, 0033, 26 th cable carriage, 0034, 27 th cable carriage, 0035, the 6 th cable laying machine, 0036, carriage support, 0037, connecting rod, 0038, bearing, 0039, groove pulley, 0040, fixing nut, 0041, carriage support, 0042, threading pipe, 0043, threading pipe support plate, 0044, threading pipe support.
Detailed Description
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.
Example 1:
the number of instrument cables to be laid is 6, and six cable laying machines (FDS-6 type or the same type of function) and 27 cable carriages are configured according to the installation site condition. The number of operators is seven, wherein 6 operators of the cable laying machine and 1 operator of the cable laying machine are provided; firstly, a laying worker pastes cable line number marks, namely 1#, 2#, 3#, 4#, 5# and 6# to instrument cables 0001 on an instrument cable tray on a laying site one by one; then, according to the principle that one instrument cable is inserted into one instrument cable through one threading hole, the instrument cables are inserted into the threading pipes one by one according to the line number identification; and then the cables positioned by the cable threading pipe positioning tool 0002 are sequentially placed into a cable laying machine 0003 according to the line number identification and the positioning sequence.
After the cables of the cable laying machine 0003 are laid, a laying person informs the 1 st cable laying machine operator to start the 1 st cable laying machine, the laying person pulls the cables to the 1 st cable carriage 0004 under the transmission of the 1 st cable laying machine 0003, at the moment, the laying person informs the 1 st cable laying machine operator to stop the 1 st cable laying machine 0003 through an interphone, the laying person puts the cables into the 1 st cable carriage 0004 groove according to the line number marks in sequence, at the moment, the laying person informs the 1 st cable laying machine operator to start the 1 st cable laying machine 0003 through the interphone, the cables are pulled to the 2 nd cable carriage 0005, at the moment, the laying person informs the 1 st cable laying machine operator to stop the 1 st cable laying machine 0003 through the interphone, the laying person puts the cables into the 2 nd cable carriage 0003 groove according to the line number marks in sequence, at the moment, the laying person informs the 1 st cable laying machine operator to start the 1 st cable laying machine 0003 through the interphone And the cable is pulled to a 3 rd cable carriage 0006, at the moment, a laying personnel informs a 1 st cable laying machine operator to stop the 1 st cable laying machine 0003 through an interphone, the laying personnel sequentially puts the cable into a 2 nd cable carriage 0006 groove according to line number marks, at the moment, the laying personnel informs the 1 st cable laying machine operator to start the 1 st cable laying machine 0003 through the interphone, and the cable is pulled to a 2 nd cable conveyor 0007.
According to the operation method, a laying worker transmits instrument cables step by step under the transmission of a laying machine, before the laying worker reaches a cable laying machine or a cable sliding frame, the laying machine is informed to the operator of the cable laying machine by using the interphone, the cable laying machine which is transmitting the cables is stopped at the same time, the cables are placed on the cable laying machine or in a cable sliding frame groove according to line number marks in sequence, the operator of the cable laying machine is informed to start the cable laying machine which is to transmit the cables at the same time by using the interphone, the operation is carried out in sequence, after the cables are conveyed to a set place, all the cable laying machines are stopped, and finally the cables are taken out from the laying machines and the cable sliding frame groove and are placed into a cable bridge frame to finish the laying of the cables. During the cable laying process, the corresponding shutdown or startup conditions of the cable carriage and the cable laying machine are as follows:
example 2:
the utility model provides a cable threading pipe preliminary location frock, is constituteed on the backup pad 0043 that length is 10cm, width are 5cm by 3 diameter are 2cm, length are 5 cm's threading pipe 0042 welding, and backup pad 0043 welds on threading pipe support 0044. Meanwhile, the two ends of the threading pipe are polished smoothly by a polishing machine, so that the surface layer of the cable is prevented from being scratched.
Example 3:
the utility model provides a cable threading pipe preliminary location frock, is formed on the backup pad 0043 that length is 10cm, width are 5cm by 10 diameter threading pipes 0042 welding that length is 2cm, length are 5cm, and backup pad 0043 welds on threading pipe support 0044. Meanwhile, the two ends of the threading pipe are polished smoothly by a polishing machine, so that the surface layer of the cable is prevented from being scratched.
Example 4:
the utility model provides a cable threading pipe preliminary location frock, is formed on the backup pad 0043 that length is 10cm, width are 5cm by 6 diameter for 2cm, length are welded to the threading pipe 0042 of 5cm, backup pad 0043 welds on threading pipe support 0044. Meanwhile, the two ends of the threading pipe are polished smoothly by a polishing machine, so that the surface layer of the cable is prevented from being scratched.
Example 5:
a cable carriage is composed of a carriage support 0036, a connecting rod 0037, a bearing 0038, a groove pulley 0039, a fixing nut 0040 and a carriage support 0041, wherein the carriage support 0036 is connected with the carriage support 0041 in a welding mode, the bearing 0038 is installed on an installation hole of the groove pulley 0039, two sides of the bearing 0038 are respectively and symmetrically installed one, the connecting rod 0037 is installed on an installation hole of the bearing 0038, connecting threads are processed at two ends of the connecting rod 0037, and the connecting rod 0037 is fixed on the carriage support 0036 through the fixing nut 0040; the groove pulley 0039 had a groove depth of 3 cm.
Example 6:
a cable carriage is composed of a carriage support 0036, a connecting rod 0037, a bearing 0038, a groove pulley 0039, a fixing nut 0040 and a carriage support 0041, wherein the carriage support 0036 is connected with the carriage support 0041 in a welding mode, the bearing 0038 is installed on an installation hole of the groove pulley 0039, two sides of the bearing 0038 are respectively and symmetrically installed one, the connecting rod 0037 is installed on an installation hole of the bearing 0038, connecting threads are processed at two ends of the connecting rod 0037, and the connecting rod 0037 is fixed on the carriage support 0036 through the fixing nut 0040; the groove pulley 0039 had a groove depth of 5 cm.
Example 7:
a cable carriage is composed of a carriage support 0036, a connecting rod 0037, a bearing 0038, a groove pulley 0039, a fixing nut 0040 and a carriage support 0041, wherein the carriage support 0036 is connected with the carriage support 0041 in a welding mode, the bearing 0038 is installed on an installation hole of the groove pulley 0039, two sides of the bearing 0038 are respectively and symmetrically installed one, the connecting rod 0037 is installed on an installation hole of the bearing 0038, connecting threads are processed at two ends of the connecting rod 0037, and the connecting rod 0037 is fixed on the carriage support 0036 through the fixing nut 0040; the groove pulley 0039 had a groove depth of 4 cm.
The above embodiments are only exemplary embodiments of the present invention, and are not intended to limit the present invention, and the scope of the present invention is defined by the claims. Various modifications and equivalents may be made by those skilled in the art within the spirit and scope of the present invention, and such modifications and equivalents should also be considered as falling within the scope of the present invention.