CN216083211U - Communication optical cable laying system of transformer substation - Google Patents
Communication optical cable laying system of transformer substation Download PDFInfo
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- CN216083211U CN216083211U CN202121753813.XU CN202121753813U CN216083211U CN 216083211 U CN216083211 U CN 216083211U CN 202121753813 U CN202121753813 U CN 202121753813U CN 216083211 U CN216083211 U CN 216083211U
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Abstract
The utility model discloses a communication optical cable laying system for a transformer substation, and relates to the field of transformer substation wiring. At present, communication optical cables are usually concentrated in the same cable channel by a transformer substation, and once the communication optical cables are subjected to disasters such as fire disasters or small animal invasion, the optical cables are easy to damage. The utility model is characterized in that in the station section: the first 110 kV optical cable laying line and the second 110 kV optical cable laying line start from two different directions of the transformer substation and finally converge below a main control building, and the first 110 kV optical cable laying line and the second 110 kV optical cable laying line are not crossed in the whole process; the first 220 KV optical cable laying line and the second 220 KV optical cable laying line start from positions below a 220 KV door-shaped frame and finally converge below a main control building, three points are arranged for reliable grounding when the optical cables are led down by the transformer substation door-shaped frame, grounding points are respectively arranged at the top end, the lowest end fixing point and the tail end of the optical cables, special grounding wires are configured, and the first 220 KV optical cable laying line and the second 220 KV optical cable laying line are not crossed in the whole process. The problem that two lines are affected due to the fact that the two lines are in the same place is prevented, scattered risks are transferred, and working reliability is effectively improved.
Description
Technical Field
The utility model relates to the field of transformer substation wiring, in particular to a transformer substation communication optical cable laying system.
Background
The communication optical cable arranged in the transformer substation is used for finding dangerous points, eliminating potential safety hazards in time and realizing overall process control of power grid communication engineering construction projects.
At present, the operation and maintenance of the transformer mostly adopts an unattended system, namely all transformer substations are divided into a plurality of areas, the areas are respectively managed by operation stations, and the operation shifts in charge regularly patrol. The greatest advantage of the unattended system is that the labor cost and the expense are saved, but the defect that the site monitoring seriously depends on the communication optical cable is hidden. At present, communication optical cables are usually concentrated in the same cable channel by a transformer substation, and once a fire disaster or a small animal invasion and other disasters happen, the optical cables are damaged, communication between stations is interrupted, monitoring is eliminated due to linkage, and finally an accident of total station disconnection occurs. In order to prevent the situations, it is very urgent and necessary to add different communication optical cable routes in the existing single-channel transformer substation, arrange a plurality of service paths and transfer scattered risks.
SUMMERY OF THE UTILITY MODEL
The technical problem to be solved and the technical task to be solved by the utility model are to perfect and improve the prior technical scheme and provide a communication optical cable laying system of a transformer substation so as to achieve the purpose of improving the working reliability of the communication optical cable of the transformer substation. Therefore, the utility model adopts the following technical scheme.
Communication optical cable laying system of transformer substation, including first 110 kilovolt optical cable laying line, second 110 kilovolt optical cable laying line, first 220 kilovolt optical cable laying line and second 220 kilovolt optical cable laying line, in the station section: the first 110 kV optical cable laying line and the second 110 kV optical cable laying line start from two different directions of the transformer substation and finally converge below the main control building, and the first 110 kV optical cable laying line and the second 110 kV optical cable laying line are not crossed in the whole process; within a station segment: the first 220 KV optical cable laying line and the second 220 KV optical cable laying line start from being located below a 220 KV door-shaped frame and finally converge below a main control building, three points are arranged for reliable grounding when the optical cables are led down through the transformer substation door-shaped frame, grounding points are respectively arranged at the top end, the lowest fixing point and the tail end of the optical cables, special grounding wires are configured, and the first 220 KV optical cable laying line and the second 220 KV optical cable laying line are not crossed in the whole process.
In the technical scheme, two laying lines are adopted for a 110 kilovolt optical cable and a 220 kilovolt optical cable respectively; two lines of 110 kilovolts are not crossed, and two lines of 220 kilovolts are not crossed, so that the two lines are prevented from being influenced by the occurrence of problems in the same place, scattered risks are transferred, and the working reliability is effectively improved; and the isolation is thorough, and the dual-channel target requirement is completely met.
The first 110 kV optical cable laying line and the second 110 kV optical cable laying line are started from two different directions of the transformer substation so as to increase the separation distance and reduce the occurrence of communication interruption between stations caused by local disasters and optical cable damage in the transformer substation.
As a preferable technical means: communication optical cables of the first 110 kilovolt optical cable laying line and the second 110 kilovolt optical cable laying line enter a transformer substation through buried pipes; communication optical cables of the first 220 KV optical cable laying line and the second 220 KV optical cable laying line are led into the transformer substation from the optical cable splice boxes in the two remaining cable boxes below the door-shaped frame.
As a preferable technical means: the first 220 kV optical cable laying line and the second 220 kV optical cable laying line are laid in the opposite direction side by side, reach the side of the transformer substation, are folded forward and are laid towards the middle position of the transformer substation, and the first 220 kV optical cable laying line and the second 220 kV optical cable laying line are laid in the opposite direction and are converged in a cable shaft below a main control building. The first section of the first 220 kV optical cable laying line and the first section of the second 220 kV optical cable laying line are arranged side by side, so that the optical cables can be conveniently grounded and enter and exit. The first section is laid in the opposite direction in the hope that there is a large distance in the later section, reducing the probability of simultaneous damage.
As a preferable technical means: the first 220 kV optical cable laying line lays 220 kV optical cables in a mode of burying galvanized steel pipes; the second 220 KV optical cable laying line lays the 220 KV optical cable by combining the embedded galvanized steel pipe, the pipe arrangement and the cable trench. The 220 KV optical cable is laid in different modes to improve the disaster resistance.
As a preferable technical means: the transformer substation is square and is provided with four sides, namely a first side, a second side, a third side and a fourth side in sequence; the first sections of the first 220 kV optical cable laying line and the second 220 kV optical cable laying line are positioned on the inner side of the first side edge of the transformer substation; the first 110 kilovolt optical cable laying line enters the transformer substation from the third side edge of the transformer substation; the second 110 kv cabling is routed into the substation at the fourth side of the substation. The cable runs are located at different starting points in order to further increase the distance between them and reduce the likelihood of simultaneous damage.
As a preferable technical means: the first 220 KV optical cable laying circuit is laid to the second side edge along the direction of the first side edge, turns to the front side edge close to the second side edge, is laid to the third side edge along the direction of the second side edge, turns to the first cable well close to the lower part of the main control building, is laid to the fourth side edge and enters the first cable well;
a second 220 KV optical cable laying circuit is laid to the fourth side edge along the direction of the first side edge, turns to the direction close to the fourth side edge, is laid to the third side edge along the direction of the fourth side edge, turns to the middle position of the fourth side edge, is laid to the second side edge and enters a second cable well below the main control building;
the first 110 kilovolt optical cable laying line is laid to the first side edge along the direction of the second side edge, turns to the first cable well close to the lower part of the main control building, is laid to the fourth side edge and enters the first cable well;
the second 110 kv cable run merges with the second 220 kv cable run, runs to a second lateral side and enters a second cable well below the main control building.
The second 110 kv cable run merges with the second 220 kv cable run, runs to a second lateral side and enters a second cable well below the main control building. So as to achieve the purposes of few routes, low cost, safety and reliability.
As a preferable technical means: laying section optical cables laid to the second side edge of the second 220 KV optical cable laying line in a cable duct and cable duct mode; and an optical cable is introduced into the cable trench and sleeved with an HDPE (high-density polyethylene) pipe or a PVC (polyvinyl chloride) pipe. Thereby reducing damage to the fiber optic cable.
As a preferable technical means: the first cable well and the second cable well are two independent cable shafts. Thereby further improving the security of the optical cable.
As a preferable technical means: 6 guide optical cables are laid in the first 220 kV optical cable laying line and the second 220 kV optical cable laying line; and a connecting optical cable for connecting a first 220 kV optical cable laying line and a second 220 kV optical cable laying line guide optical cable is arranged in a secondary equipment room of the transformer substation. The optical fiber can adjust the route in time when a problem occurs in an optical cable.
As a preferable technical means: the first cable well and the second cable well are located beside the secondary equipment room and located on the same side of the secondary equipment room. Under the premise of ensuring safety, the connection between the optical cables is convenient.
Has the advantages that: in the technical scheme, two laying lines are adopted for a 110 kilovolt optical cable and a 220 kilovolt optical cable respectively; two lines of 110 kilovolts are not crossed, and two lines of 220 kilovolts are not crossed, so that the two lines are prevented from being influenced by the occurrence of problems in the same place, scattered risks are transferred, and the working reliability is effectively improved; and the isolation is thorough, and the dual-channel target requirement is completely met.
The first 110 kV optical cable laying line and the second 110 kV optical cable laying line are started from two different directions of the transformer substation so as to increase the separation distance and reduce the occurrence of communication interruption between stations caused by local disasters and optical cable damage in the transformer substation.
Drawings
Fig. 1 is a schematic diagram of the station segment structure of the present invention.
Fig. 2 is a diagram of the cabling of the present invention.
In the figure: 1. a first 110 kV optical cable laying line; 2. a second 110 kilovolt optical cable laying line; 3. a first 220 kv cable run; 4. a second 220 KV optical cable laying line; 5. a gantry frame; 6. a surplus cable box; 7. a first side edge; 8. a second side edge; 9. a third side; 10. a fourth side; 11. a first wireline well; 12. a second wireline well; 13. burying a pipe; 14. arranging pipes; 15. a cable trench; 16. an optical communication cable; 17. and a secondary equipment room.
Detailed Description
The technical scheme of the utility model is further explained in detail by combining the drawings in the specification.
As shown in fig. 1 and 2, the present invention comprises a first 110 kv cable run 1, a second 110 kv cable run 2, a first 220 kv cable run 3 and a second 220 kv cable run 4, in a station segment: the first 110 kV optical cable laying line 1 and the second 110 kV optical cable laying line 2 start from two different directions of a transformer substation and finally converge below a main control building, and the first 110 kV optical cable laying line 1 and the second 110 kV optical cable laying line 2 are not crossed in the whole process; within a station segment: the first 220 KV optical cable laying line 3 and the second 220 KV optical cable laying line 4 start to be located below a 220 KV door-shaped frame 5 and finally converge below a main control building, three points are arranged for reliable grounding when the optical cables are led down through the transformer substation door-shaped frame 5, grounding points are respectively arranged at the top end, the lowest fixing point and the tail end of the optical cables of the door-shaped frame 5 and are provided with special grounding wires, and the first 220 KV optical cable laying line 3 and the second 220 KV optical cable laying line 4 are not crossed in the whole process.
In the technical scheme, two laying lines are adopted for a 110 kilovolt optical cable and a 220 kilovolt optical cable respectively; two lines of 110 kilovolts are not crossed, and two lines of 220 kilovolts are not crossed, so that the two lines are prevented from being influenced by the occurrence of problems in the same place, scattered risks are transferred, and the working reliability is effectively improved; and the isolation is thorough, and the dual-channel target requirement is completely met.
The first 110 kV optical cable laying line 1 and the second 110 kV optical cable laying line 2 start from two different directions of the transformer substation to increase the separation distance and reduce the occurrence of communication interruption between stations caused by local disasters and optical cable damage in the transformer substation.
Wherein: communication optical cables of the first 110 kilovolt optical cable laying line 1 and the second 110 kilovolt optical cable laying line 2 enter a transformer substation through the buried pipe 13; communication optical cables of the first 220 KV optical cable laying line 3 and the second 220 KV optical cable laying line 4 are led into the transformer substation from optical cable splice boxes in two remaining cable boxes 6 below the portal frame 5.
In order to facilitate the grounding of the optical cable and reduce the probability of the optical cable damage: the first sections of the first 220 kV optical cable laying line 3 and the second 220 kV optical cable laying line 4 are laid side by side in opposite directions, reach the side of the transformer substation, are folded forward and are laid towards the middle position of the transformer substation, and the last sections of the first 220 kV optical cable laying line 3 and the second 220 kV optical cable laying line 4 are laid in opposite directions and are converged in a cable shaft below a main control building. The first sections of the first 220 kV optical cable laying line 3 and the second 220 kV optical cable laying line 4 are arranged side by side to facilitate the grounding and the access of the optical cables. The first section is laid in the opposite direction in anticipation of a large distance in the later section, while reducing the probability of damage.
In order to improve the disaster resistance, the first 220 kV optical cable laying line 3 lays 220 kV optical cables in a mode of burying galvanized steel pipes; the second 220 KV optical cable laying line 4 lays the 220 KV optical cable by combining the buried pipe 13, the calandria 14 and the cable trench 15. The 220 KV optical cable is laid in different modes to improve the disaster resistance.
To further enlarge the distance between the same type of optical fibers; the transformer substation is square and is provided with four sides, namely a first side 7, a second side 8, a third side 9 and a fourth side 10 in sequence; the first sections of the first 220 kv cable run 3 and the second 220 kv cable run 4 are located inside the first side 7 of the substation; the first 110 kilovolt optical cable laying line 1 enters the transformer substation from the third side edge 9 of the transformer substation; a second 110 kv cabling line 2 enters the substation from a fourth side 10 of the substation. The cable runs are located at different starting points in order to further increase the distance between them and reduce the likelihood of simultaneous damage.
In order to take account of less routes, low cost, safety and reliability: the first 220 KV optical cable laying line 3 is laid towards a second side 8 along a first side 7 direction, turns around before approaching the second side 8, is laid towards a third side 9 along the second side 8 direction, turns around at a first cable well 11 close to the main control building, is laid towards a fourth side 10 and enters the first cable well 11;
a second 220 KV optical cable laying line 4 is laid towards a fourth side 10 along the direction of a first side 7, turns around before approaching the fourth side 10, is laid towards a third side 9 along the direction of the fourth side 10, turns around at the middle position of the fourth side 10, is laid towards a second side 8 and enters a second cable well 12 under a main control building;
the first 110 kilovolt optical cable laying line 1 is laid towards the first side 7 along the direction of the second side 8, turns at a first cable well 11 close to the main control floor, is laid towards the fourth side 10 and enters the first cable well 11;
the second 110 kv cable run 2 merges with the second 220 kv cable run 4 and runs to a second lateral 8 and into a second cable well 12 below the main control building.
The second 110 kv cable run 2 merges with the second 220 kv cable run 4 and runs to a second lateral 8 and into a second cable well 12 below the main control building. So as to achieve the purposes of few routes, low cost, safety and reliability.
As a preferable technical means: laying section optical cables laid to the second side 8 of the second 220 KV optical cable laying line 4 in a row of pipes 14 and a cable trench 15 mode; and HDPE (high-density polyethylene) pipes or PVC (polyvinyl chloride) pipes are sleeved outside the cables in the cable trench 15. Thereby reducing damage to the fiber optic cable.
To further improve the safety of the optical cable: the first cable shaft 11 and the second cable shaft 12 are two separate cable shafts.
To adjust the route in time: 6 guide optical cables are laid in the first 220 kilovolt optical cable laying line 3 and the second 220 kilovolt optical cable laying line 4; inside the secondary equipment room 17 of the substation, there is provided a connection cable 16 for connecting the first 220 kv cable run 3 and the second 220 kv cable run 4. The optical fiber can adjust the route in time when a problem occurs in an optical cable.
Under the prerequisite of guaranteeing safety, make things convenient for the connection between the optical cable: the first and second cable wells 11 and 12 are located beside the secondary equipment room 17 and on the same side of the secondary equipment room 17. Under the premise of ensuring safety, the connection between the optical cables is convenient.
The substation communication optical cable laying system shown in fig. 1 and 2 is a specific embodiment of the present invention, has shown the substantial features and advances of the present invention, and it is within the scope of the present invention to modify the same in shape, structure and the like according to the actual use requirements.
Claims (9)
1. Communication optical cable laying system of transformer substation, including first 110 kilovolt optical cable laying line (1), 110 kilovolt optical cable laying line of second (2), first 220 kilovolt optical cable laying line (3) and 220 kilovolt optical cable laying line of second (4), its characterized in that: within a station segment: the first 110 kV optical cable laying line (1) and the second 110 kV optical cable laying line (2) start from two different directions of the transformer substation and finally converge below a main control building, and the first 110 kV optical cable laying line (1) and the second 110 kV optical cable laying line (2) are not crossed in the whole process; within a station segment: the first 220 kV optical cable laying line (3) and the second 220 kV optical cable laying line (4) start to be positioned below a 220 kV door-shaped frame (5) and finally converge below a main control floor, three points are arranged for reliable grounding when the optical cables are led down through the transformer substation door-shaped frame (5), grounding points are respectively arranged at the top end, the lowest fixing point and the tail end of the optical cable of the door-shaped frame (5), special grounding wires are configured, and the first 220 kV optical cable laying line (3) and the second 220 kV optical cable laying line (4) are not crossed in the whole process;
6 guide optical cables are laid in the first 220 kV optical cable laying line (3) and the second 220 kV optical cable laying line (4); and a connection optical cable (16) for connecting a first 220 kV optical cable laying line (3) and a second 220 kV optical cable laying line (4) to guide optical cables is arranged in a secondary equipment room (17) of the transformer substation.
2. A substation communication optical cable laying system according to claim 1, wherein: communication optical cables of the first 110 kV optical cable laying line (1) and the second 110 kV optical cable laying line (2) enter a transformer substation through a buried pipe (13); communication optical cables of the first 220 KV optical cable laying line (3) and the second 220 KV optical cable laying line (4) are led into the transformer substation from optical cable connecting boxes in two remaining cable boxes (6) below the door-shaped frame (5).
3. A substation communication optical cable laying system according to claim 2, wherein: the first sections of the first 220 kV optical cable laying line (3) and the second 220 kV optical cable laying line (4) are laid side by side in opposite directions, and reach the side of the transformer substation, are folded forwards and are laid towards the middle position of the transformer substation, and the tail sections of the first 220 kV optical cable laying line (3) and the second 220 kV optical cable laying line (4) are laid in opposite directions and are converged in a cable shaft below a main control building.
4. A substation communication optical cable laying system according to claim 3, wherein: the first 220 kV optical cable laying line (3) lays 220 kV optical cables in a mode of burying galvanized steel pipes; the second 220 KV optical cable laying line (4) lays the 220 KV optical cable in a mode of combining the embedded galvanized steel pipe, the pipe arrangement (14) and the cable trench (15).
5. A substation communication optical cable laying system according to claim 4, characterized in that: the transformer substation is square and is provided with four sides, namely a first side (7), a second side (8), a third side (9) and a fourth side (10) in sequence; the first sections of the first 220 kV optical cable laying line (3) and the second 220 kV optical cable laying line (4) are positioned on the inner side of a first side edge (7) of the transformer substation; the first 110 kV optical cable laying line (1) enters the transformer substation from a third side edge (9) of the transformer substation; the second 110 kV optical cable laying line (2) enters the substation from the fourth side (10) of the substation.
6. A substation communication optical cable laying system according to claim 5, characterized in that: a first 220 KV optical cable laying line (3) is laid towards a second side edge (8) along the direction of a first side edge (7), turns to a position close to the second side edge (8), is laid towards a third side edge (9) along the direction of the second side edge (8), turns to a position close to a first cable well (11) below a main control building, is laid towards a fourth side edge (10) and enters the first cable well (11);
a second 220 KV optical cable laying line (4) is laid to a fourth side (10) along the direction of a first side (7), turns to a direction before approaching the fourth side (10), is laid to a third side (9) along the direction of the fourth side (10), turns to the middle position of the fourth side (10), is laid to a second side (8) and enters a second cable well (12) below a main control building;
a first 110 kV optical cable laying line (1) is laid towards a first side edge (7) along a second side edge (8), turns at a first cable well (11) close to the lower part of a main control building, is laid towards a fourth side edge (10) and enters the first cable well (11);
the second 110 kV cable laying line (2) and the second 220 kV cable laying line (4) are merged, and are laid towards the second side (8) and enter a second cable well (12) below the main control floor.
7. A substation communication optical cable laying system according to claim 6, characterized in that: laying section optical cables laid to the second side edge (8) of the second 220 KV optical cable laying line (4) in a cable duct (15) mode by using a cable duct (14); the cable duct (15) is internally provided with a HDPE pipe or a PVC pipe sleeved outside the cable.
8. A substation communication cable laying system according to claim 7, wherein: the first cable well (11) and the second cable well (12) are two independent cable shafts.
9. A substation communication cable laying system according to claim 8, wherein: the first cable well (11) and the second cable well (12) are located beside the secondary equipment room (17) and located on the same side of the secondary equipment room (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121753813.XU CN216083211U (en) | 2021-07-29 | 2021-07-29 | Communication optical cable laying system of transformer substation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121753813.XU CN216083211U (en) | 2021-07-29 | 2021-07-29 | Communication optical cable laying system of transformer substation |
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| Publication Number | Publication Date |
|---|---|
| CN216083211U true CN216083211U (en) | 2022-03-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121753813.XU Active CN216083211U (en) | 2021-07-29 | 2021-07-29 | Communication optical cable laying system of transformer substation |
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| CN (1) | CN216083211U (en) |
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2021
- 2021-07-29 CN CN202121753813.XU patent/CN216083211U/en active Active
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