CN214144964U - T-shaped steel pipe rod convenient for carrying out disconnection and pi connection on current situation high-voltage line - Google Patents
T-shaped steel pipe rod convenient for carrying out disconnection and pi connection on current situation high-voltage line Download PDFInfo
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- CN214144964U CN214144964U CN202021724805.8U CN202021724805U CN214144964U CN 214144964 U CN214144964 U CN 214144964U CN 202021724805 U CN202021724805 U CN 202021724805U CN 214144964 U CN214144964 U CN 214144964U
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Abstract
The utility model belongs to the power supply unit field specifically is a T shaped steel tubular pole convenient to carry out disconnected pi to current situation high-voltage line and connect, including the tower pole: the top of the tower pole is provided with a plurality of lightning wires, the upper end of the tower pole is provided with a plurality of cross arm layers, each cross arm layer is provided with a horizontal cross arm and a T-shaped cross arm, the left side and the right side of the front end of each T-shaped cross arm are connected with insulators through front connecting devices, and the front ends of the insulators are connected with first wire connecting terminals through rear connecting devices; the two ends of the horizontal cross arm are connected with horizontal insulators through front connecting devices, and the front ends of the horizontal insulators are connected with second wire connecting terminals through rear connecting devices. The utility model discloses in current situation high-voltage line roadside wire outside department, newly build the T type tower of this development, cut off the current situation circuit, the T type cross arm of T type tower is inserted respectively to both sides, causes horizontal cross arm respectively by the wire jumper again and accomplishes the pi of cutting off and connect. The scheme has short power failure period and small investment, and has practical social benefit and economic benefit.
Description
Technical Field
The utility model relates to a power supply unit technical field specifically is a T shaped steel tubular pole convenient to carry out disconnected pi to current situation high-voltage line and connect.
Background
With the development of our society, the society has higher and higher requirements on the reliability of power supply, so that the difficulty of power failure of the existing line during the construction of engineering is higher and higher, especially for high-voltage transmission lines in urban power grids.
In recent years, in the planning and construction of power grids, the existing 110kV line is more and more frequently opened and closed in a pi-connection mode due to overall requirements of improving power supply reliability, increasing contact rate and saving investment. The traditional cut-off pi-shaped connection scheme is that two towers are newly built under the existing line, and because the newly built towers are under the existing line, the existing line needs to be powered off in a foundation construction stage, a tower assembly stage and a stringing stage, and the power off period is too long. In addition, the traditional scheme has more newly-built towers, thereby not only delaying the construction time, but also improving the construction cost.
In view of the above, a T-shaped steel pipe rod convenient for the pi-type disconnection of the existing high-voltage line is developed and developed for the pi-type disconnection of the existing 110kV high-voltage line.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a T shaped steel tubular pole convenient to carry out disconnected pi to current situation high-voltage line and connect for carry out pi type to current situation 110kV high-voltage line and cut off, with the problem of proposing among the solution above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides a T shaped steel tubular pole convenient to carry out disconnected pi to present situation high-voltage line and connect, includes the tower pole: the top of the tower pole is provided with a plurality of lightning wires, the upper end of the tower pole is provided with a plurality of cross arm layers, each cross arm layer is provided with a horizontal cross arm and a T-shaped cross arm, the left side and the right side of the front end of each T-shaped cross arm are connected with insulators through front connecting devices, and the front ends of the insulators are connected with first wire connecting terminals through rear connecting devices; the front connecting device is provided with a first U-shaped hanging ring connected with the T-shaped cross arm, a bolt penetrates through the middle of the first U-shaped hanging ring, split pins are arranged at the end parts of the bolts, the first U-shaped hanging ring is connected to an extension ring, the extension ring is connected to a second U-shaped hanging ring, the bolt of the second U-shaped hanging ring is connected to a right-angle hanging plate through a connecting plate, the right-angle hanging plate is connected with a bulb hanging ring, and the bulb hanging ring is fixedly connected with the insulator; the rear connecting device is provided with a socket hanging plate, the front end of the socket hanging plate is fixedly connected with the insulator through an elbow, a bolt penetrates through the rear end of the socket hanging plate, the socket hanging plate is connected to a connecting plate through a bolt, the connecting plate is connected to a right-angle hanging plate through a bolt, the rear end of the right-angle hanging plate is connected with an adjusting plate through a bolt, a plurality of positioning holes are formed in the adjusting plate, a U-shaped hanging ring is installed in a certain positioning hole through a bolt, the U-shaped hanging ring is connected with a buckle ring of a first wire connecting terminal, and the first wire connecting terminal is fixedly connected with a high-voltage line in a hydraulic mode; the two ends of the horizontal cross arm are connected with a horizontal insulator through front connecting devices, the front end of the horizontal insulator is connected with a second wire connecting terminal through a rear connecting device, one end of the first wire connecting terminal is connected to a high-voltage line connected by the pi, the other end of the first wire connecting terminal is connected to one end of the second wire connecting terminal through a jumper, and the other end of the second wire connecting terminal is connected to a new line.
The tower pole is built at the position 1-10m outside the roadside lead of the existing high-voltage line.
The front connecting device is provided with a first U-shaped hanging ring connected with the T-shaped cross arm, a bolt penetrates through the middle of the first U-shaped hanging ring, split pins are arranged at the end parts of the bolts, the first U-shaped hanging ring is connected to an extension ring, the extension ring is connected to a second U-shaped hanging ring, the bolt of the second U-shaped hanging ring is connected to a right-angle hanging plate through a connecting plate, the right-angle hanging plate is connected with a bulb hanging ring, and the bulb hanging ring is fixedly connected with the insulator; all the bolts are hexagon bolts, and the size can be adjusted according to the requirement.
The rear connecting device is provided with a socket hanging plate, the front end of the socket hanging plate is fixedly connected with an insulator through an elbow, a bolt penetrates through the rear end of the socket hanging plate, the socket hanging plate is connected to a connecting plate through a bolt, the connecting plate is connected to a right-angle hanging plate through a bolt, the rear end of the right-angle hanging plate is connected with an adjusting plate through a hexagonal bolt, a plurality of positioning holes are formed in the adjusting plate, a U-shaped hanging ring is installed in a certain positioning hole through a bolt, the U-shaped hanging ring is connected with a buckle ring of a first wire connecting terminal, and the first wire connecting terminal is fixedly connected with a high-voltage line through a hydraulic mode; all the bolts are hexagon bolts, and the size can be adjusted according to the requirement.
The first lead wiring terminal and the second lead wiring terminal are L-shaped strain clamps and are fixedly connected with a high-voltage line in a hydraulic mode.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model provides a T shaped steel tubular pole convenient to carry out disconnected pi to current situation 110kV high-tension line and connect, at current situation 110kV high-tension line roadside wire outside department, newly build this T type tower of development, cut off the current situation circuit, the T type cross arm of T type tower is inserted respectively to both sides, causes horizontal cross arm respectively by the wire jumper again and accomplishes disconnected pi and connect. The scheme has short power failure period and small investment, and has practical social benefit and economic benefit.
Drawings
FIG. 1 is a schematic diagram of the application of the present invention in the high voltage line for the pi-junction breaking engineering;
fig. 2 is a front view of the overall structure of the present invention;
fig. 3 is a schematic side view of the overall structure of the present invention;
FIG. 4 is a schematic view of the cross-arm layer structure of the present invention;
FIG. 5 is a schematic structural view of the front connecting device of the present invention;
FIG. 6 is a schematic structural view of the rear connection device of the present invention;
FIG. 7 is a side view of the front and rear connecting devices and insulator of the present invention;
fig. 8 is a top view of the front and rear connecting devices and the insulator of the present invention.
In the figure: 1. a tower pole; 2. a lightning conductor; 3. a cross arm layer; 4. a horizontal cross arm; 5. a T-shaped cross arm; 6. a front connecting device; 7. an insulator; 8. a rear connection device; 9. a first wire connecting terminal; 10. a first U-shaped suspension loop; 11. a bolt; 12. a cotter pin; 13. an extension ring; 14. a second U-shaped suspension loop; 15. a yoke plate; 16. a right-angle hanging plate; 17. a ball head hanging ring; 18. a socket hanging plate; 19. bending the pipe; 20. a back yoke plate; 21. a rear right-angle hanging plate; 22. an adjustment plate; 23. positioning holes; 24. a third U-shaped suspension loop; 25. a retaining ring; 26. a high voltage line; 27. a horizontal insulator; 28. a second wire connecting terminal; 29. a jumper wire; 30. and (6) new lines.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
Referring to fig. 1-3, the present invention provides a technical solution:
the utility model provides a T shaped steel tubular pole convenient to carry out disconnected pi to present situation high-voltage line and connect, includes pylon 1: the top of a tower pole 1 is provided with a plurality of lightning wires 2, the upper end of the tower pole 1 is provided with a plurality of cross arm layers 3, each cross arm layer 3 is provided with a horizontal cross arm 4 and a T-shaped cross arm 5, the left side and the right side of the front end of each T-shaped cross arm 5 are connected with insulators 7 through front connecting devices 6, and the front ends of the insulators 7 are connected with first wire connecting terminals 9 through rear connecting devices 8; the front connecting device 6 is provided with a first U-shaped hanging ring 10 connected with the T-shaped cross arm 5, a bolt 11 penetrates through the middle of the first U-shaped hanging ring 10, split pins 12 are arranged at the end parts of the bolt 11, the first U-shaped hanging ring 10 is connected to an extension ring 13, the extension ring 13 is connected to a second U-shaped hanging ring 14, the bolt of the second U-shaped hanging ring 14 is connected to a right-angle hanging plate 16 through a connecting plate 15, the right-angle hanging plate 16 is connected with a ball head hanging ring 17, and the ball head hanging ring 17 is fixedly connected with the insulator 7; the rear connecting device 8 is provided with a socket hanging plate 18, the front end of the socket hanging plate 18 is fixedly connected with the insulator 7 through an elbow 19, a bolt penetrates through the rear end of the socket hanging plate 18, the socket hanging plate 18 is connected to a rear yoke plate 20 through a bolt, the rear yoke plate 20 is connected to a rear right-angle hanging plate 21 through a bolt, the rear end of the rear right-angle hanging plate 21 is connected with an adjusting plate 22 through a bolt, a plurality of positioning holes 23 are formed in the adjusting plate 22, a third U-shaped hanging ring 24 is installed in one positioning hole 23 through a bolt, the third U-shaped hanging ring 24 is connected with a retaining ring 25 of a first wire connecting terminal 9, and the first wire connecting terminal 9 is fixedly connected with a high-voltage line 26 through a hydraulic mode; the two ends of the horizontal cross arm 4 are connected with a horizontal insulator 27 through a front connecting device 6, the front end of the horizontal insulator 27 is connected with a second wire connecting terminal 28 through a rear connecting device 8, one end of the first wire connecting terminal 9 is connected to a high-voltage line 26 which is connected in a pi mode, the other end of the first wire connecting terminal is connected to one end of the second wire connecting terminal 28 through a jumper wire 29, and the other end of the second wire connecting terminal 28 is connected to a new line 30.
Further: the tower pole is built at the position 1-10m outside the roadside lead of the existing 110kV high-voltage line.
The front connecting device is provided with a first U-shaped hanging ring connected with the T-shaped cross arm, a bolt penetrates through the middle of the first U-shaped hanging ring, split pins are arranged at the end parts of the bolts, the first U-shaped hanging ring is connected to an extension ring, the extension ring is connected to a second U-shaped hanging ring, the bolt of the second U-shaped hanging ring is connected to a right-angle hanging plate through a connecting plate, the right-angle hanging plate is connected with a bulb hanging ring, and the bulb hanging ring is fixedly connected with the insulator; all the bolts are hexagon bolts, and the size can be adjusted according to the requirement.
The rear connecting device is provided with a socket hanging plate, the front end of the socket hanging plate is fixedly connected with an insulator through an elbow, a bolt penetrates through the rear end of the socket hanging plate, the socket hanging plate is connected to a connecting plate through a bolt, the connecting plate is connected to a right-angle hanging plate through a bolt, the rear end of the right-angle hanging plate is connected with an adjusting plate through a hexagonal bolt, a plurality of positioning holes are formed in the adjusting plate, a U-shaped hanging ring is installed in a certain positioning hole through a bolt, the U-shaped hanging ring is connected with a buckle ring of a first wire connecting terminal, and the first wire connecting terminal is fixedly connected with a high-voltage line through a hydraulic mode; all the bolts are hexagon bolts, and the size can be adjusted according to the requirement.
The first lead wiring terminal and the second lead wiring terminal are L-shaped strain clamps and are fixedly connected with a high-voltage line in a hydraulic mode.
The working principle is as follows: the utility model provides a T shaped steel tubular pole convenient to carry out disconnected pi to current situation 110kV high-tension line and connect, at current situation 110kV high-tension line roadside wire outside department, newly build this T type tower of development, cut off current situation 110kV circuit, the T type cross arm of T type tower is inserted respectively to both sides, causes horizontal cross arm respectively by the wire jumper again and accomplishes disconnected pi and connect.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (3)
1. The utility model provides a T shaped steel tubular pole convenient to carry out disconnected pi to present 110kV circuit and connect, includes the tower pole, its characterized in that: the top of the tower pole is provided with a plurality of lightning wires, the upper end of the tower pole is provided with a plurality of cross arm layers, each cross arm layer is provided with a horizontal cross arm and a T-shaped cross arm, the left side and the right side of the front end of each T-shaped cross arm are connected with insulators through front connecting devices, and the front ends of the insulators are connected with first wire connecting terminals through rear connecting devices; the front connecting device is provided with a first U-shaped hanging ring connected with the T-shaped cross arm, a bolt penetrates through the middle of the first U-shaped hanging ring, split pins are arranged at the end parts of the bolts, the first U-shaped hanging ring is connected to an extension ring, the extension ring is connected to a second U-shaped hanging ring, the bolt of the second U-shaped hanging ring is connected to a right-angle hanging plate through a connecting plate, the right-angle hanging plate is connected with a bulb hanging ring, and the bulb hanging ring is fixedly connected with the insulator; the rear connecting device is provided with a socket hanging plate, the front end of the socket hanging plate is fixedly connected with the insulator through an elbow, a bolt penetrates through the rear end of the socket hanging plate, the socket hanging plate is connected to a connecting plate through a bolt, the connecting plate is connected to a right-angle hanging plate through a bolt, the rear end of the right-angle hanging plate is connected with an adjusting plate through a hexagonal bolt, a plurality of positioning holes are formed in the adjusting plate, a U-shaped hanging ring is installed in a certain positioning hole through a bolt, the U-shaped hanging ring is connected with a buckle ring of a first wire connecting terminal, and the first wire connecting terminal is fixedly connected with a 110kV line through a hydraulic mode; the two ends of the horizontal cross arm are connected with a horizontal insulator through front connecting devices, the front end of the horizontal insulator is connected with a second wire connecting terminal through a rear connecting device, one end of the first wire connecting terminal is connected to a 110kV line connected by pi, the other end of the first wire connecting terminal is connected to one end of the second wire connecting terminal through a jumper, and the other end of the second wire connecting terminal is connected to a new line.
2. The T-shaped steel pipe pole convenient for carrying out disconnection pi connection on a current 110kV line according to claim 1, which is characterized in that: the tower pole is built at the position 1-10m outside the side wire of the existing 110kV line.
3. The T-shaped steel pipe pole convenient for carrying out disconnection pi connection on a current 110kV line according to claim 1, which is characterized in that: the first lead wiring terminal and the second lead wiring terminal are L-shaped strain clamps and are fixedly connected with a 110kV line in a hydraulic mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021724805.8U CN214144964U (en) | 2020-08-18 | 2020-08-18 | T-shaped steel pipe rod convenient for carrying out disconnection and pi connection on current situation high-voltage line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021724805.8U CN214144964U (en) | 2020-08-18 | 2020-08-18 | T-shaped steel pipe rod convenient for carrying out disconnection and pi connection on current situation high-voltage line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214144964U true CN214144964U (en) | 2021-09-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021724805.8U Active CN214144964U (en) | 2020-08-18 | 2020-08-18 | T-shaped steel pipe rod convenient for carrying out disconnection and pi connection on current situation high-voltage line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214144964U (en) |
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- 2020-08-18 CN CN202021724805.8U patent/CN214144964U/en active Active
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