CN215143631U - Transmission tower ground connection device of buckling - Google Patents
Transmission tower ground connection device of buckling Download PDFInfo
- Publication number
- CN215143631U CN215143631U CN202121130166.7U CN202121130166U CN215143631U CN 215143631 U CN215143631 U CN 215143631U CN 202121130166 U CN202121130166 U CN 202121130166U CN 215143631 U CN215143631 U CN 215143631U
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- transmission tower
- base
- bending device
- buckling
- tower grounding
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 26
- 238000005452 bending Methods 0.000 claims abstract description 25
- 230000000694 effects Effects 0.000 claims description 3
- 239000002184 metal Substances 0.000 abstract description 11
- 229910052751 metal Inorganic materials 0.000 abstract description 11
- 238000012423 maintenance Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 abstract description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 239000004020 conductor Substances 0.000 description 4
- 208000025274 Lightning injury Diseases 0.000 description 2
- 239000012212 insulator Substances 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 230000005526 G1 to G0 transition Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
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Abstract
The utility model provides a transmission tower grounding bending device, which comprises a base, wherein a motor is arranged in the middle of the base, the motor is connected with a rotating bottom rod, the rotating bottom rod is sleeved with one end of a bending piece, and the other end of the bending piece is movably connected with an upper cover plate; the utility model discloses simple structure, the preparation is convenient, convenient to detach and maintenance can carry out the bending of arbitrary angle and length with sharp metal strip, process into the metal strip and can hug closely high-voltage tower base and step surface and walk the line shape to improve high-voltage tower lightning protection device's security, strengthened lightning protection device intensity.
Description
Technical Field
The utility model relates to a high tension transmission line equipment field, in particular to transmission tower ground connection device of buckling.
Background
The lightning discharge is a discharge phenomenon caused by charged thunderclouds, and the discharge time of one lightning is only about 0.01s, but the energy released by the lightning is remarkably large. The lightning strikes are carried out millions of times every year in the nature, and casualties and property loss caused by the lightning strikes are only second to flood disasters and larger than any other disasters every year. The overhead transmission line is a transmission line which is used for fixing the transmission line on a tower erected on the ground by using an insulator and is used for transmitting electric energy, and comprises a lead, an overhead ground wire, the tower, an insulator string, a grounding device and the like. The operation statistical data shows that the reasons for causing the fault tripping of the power transmission line are many, wherein the tripping times caused by lightning strike account for more than 60 percent of the total tripping times and are positioned at the head of all tripping reasons. Lightning protection of the power transmission line involves many factors and is related to various factors such as terrain, landform, geology, meteorology, system operation level and the like. Generally, a 35Vk line trips due to single-phase grounding caused by lightning stroke, so how to practically and effectively make and improve lightning protection measures of a high-voltage overhead transmission line, thereby reducing the lightning stroke tripping rate of the line, and being a necessary condition for ensuring safe and stable operation of a power system. The harm of direct lightning is most obvious in lightning, and the direct lightning mainly focuses on iron towers in a line. The general overhead lines are protected by adopting lightning conductors, the lightning conductors are not suitable to be erected on the 35kV lines in a whole line mode according to the voltage level, 1-2 km lightning conductors are erected on an incoming line section of a substation, and meanwhile, the lightning conductors are erected on a section with strong lightning activity or a line metal oxide lightning arrester is installed; the lightning protection of the iron tower in the circuit is particularly important and critical.
In a general lightning protection grounding device, a wire is used, one end of the wire is connected with a base of a high-voltage tower, the other end of the wire is deep into soil and is connected with a lightning protection device buried underground, and the wire is too soft, so that accidents such as breakage, falling and the like are easy to occur, and the working operation of the lightning protection device is influenced; later, a metal strip is adopted to replace a wire for connection, but the metal strip is of a linear strip structure, the base of the high-voltage tower is generally provided with steps, and the metal strip cannot be wired according to the shape of the steps after being installed, so that the occupied space is large, and the potential safety hazard is large when the metal strip is exposed around the base.
Therefore, in order to solve the above problem, a processing device for metal strips needs to be designed to perform bending processing at will, so that the metal strips can be attached to the base and the step wiring.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to above-mentioned prior art not enough, provide a transmission tower ground connection device of buckling, convenient to detach and maintenance can carry out the bending of arbitrary angle and length with sharp metal strip.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a transmission tower ground connection device of buckling, the on-line screen storage device comprises a base, the mid-mounting of base has the motor, the motor is connected with rotatory sill bar, rotatory sill bar cup joints with the one end of buckling the piece mutually, the other end of buckling the piece is connected with the upper cover plate activity.
Furthermore, the piece of buckling includes the joint board, the middle part fixedly connected with support column of joint board one end, the support column with the joint board one end fixedly connected with spliced pole that leaves.
Furthermore, the middle part of one side of the clamping plate is provided with a square clamping interface.
Further, the center department of joint interface bottom is equipped with the butt head, the butt head with the bottom of joint interface is connected through the spring.
Further, the surface of the abutting head is arc-shaped.
Further, the bracing piece is all installed to the both sides of rotatory sill bar, the one end of bracing piece with the base stationary phase is connected, the other end of bracing piece pass through the nut with the upper cover plate is connected.
Further, the middle part of the clamping and connecting plate is in a hollow cylinder shape, and two sides of the clamping and connecting plate are in a cuboid shape; the length of the clamping plate is larger than the diameter of the supporting column, and the diameter of the supporting column is larger than that of the connecting column.
The utility model has the advantages that: the utility model discloses simple structure, the preparation is convenient, convenient to detach and maintenance can carry out the bending of arbitrary angle and length with sharp metal strip, process into the metal strip and can hug closely high-voltage tower base and step surface and walk the line shape to improve high-voltage tower lightning protection device's security, strengthened lightning protection device intensity.
Drawings
Fig. 1 is a schematic structural view of a transmission tower grounding bending device of the present invention;
fig. 2 is a schematic structural diagram of the bending piece.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
Referring to fig. 1 and 2, the grounding bending device for the transmission tower comprises a base 1, wherein a motor is mounted in the middle of the base 1, the motor is connected with a rotating bottom rod 2, the rotating bottom rod 2 is sleeved with one end of a bending piece 3, and the other end of the bending piece 3 is movably connected with an upper cover plate 4.
Bending member 3 includes joint plate 301, the middle part fixedly connected with support column 302 of joint plate 301 one end, support column 302 with the one end fixedly connected with spliced pole 303 that joint plate 301 kept away from.
The middle part of the clamping plate 301 is in a hollow cylindrical shape, and two sides of the clamping plate 301 are in a cuboid shape; the length of the clamping plate 301 is larger than the diameter of the supporting column 302, and the diameter of the supporting column 302 is larger than the diameter of the connecting column 303.
Specifically, the upper cover plate 4 is provided with a groove corresponding to the connecting column 303, and the connecting column 303 can be placed in the groove, so that the bending piece 3 is positioned, but is not fixed.
Specifically, the motor is installed in the inside of base 1, and rotatory sill bar 2 is connected with the motor, and the motor rotates and drives rotatory sill bar 2 and rotate.
Because the middle part of the clamping plate 301 is in a hollow cylinder shape, the rotary bottom rod 2 can extend into the hollow cylinder shape, and the clamping plate 301 and the rotary bottom rod 2 are sleeved, and the sleeving is tight;
specifically, the two sides of the supporting column 302 may be provided with elastic pieces 306, the elastic pieces 306 are V-shaped, one end of the elastic piece 306 is fixedly connected with the supporting column 302, and the other end of the elastic piece 306 is spaced from the supporting column 302, that is, not connected.
When the supporting column 302 extends into the hollow cylindrical built-in space, if a gap exists between the supporting column 302 and the hollow cylindrical built-in space, the elastic sheet 306 can keep the supporting column 302 and the bending piece 3 firmly connected;
the supporting column 302 is movably connected with the hollow cylindrical inner space, that is, the supporting column 302 can be drawn out from the hollow cylindrical inner space.
Specifically, when the motor rotates, the rotating bottom rod 2 rotates, so that the bending piece 3 is driven to rotate, and the bending of the grounding wire of the transmission tower is completed.
The middle part of one side of the clamping plate 301 is provided with a square clamping interface 304.
The center of the bottom of the card interface 304 is provided with an abutting head 305, and the abutting head 305 is connected with the bottom of the card interface 304 through a spring.
The surface of the abutment head 305 is curved.
Specifically, joint interface 304 is put into to the transmission tower earth connection, because butt head 305 is connected through the spring with the bottom of joint interface 304, butt head 305 can be further with the transmission tower earth connection clamp tightly, low joint 305 is the arc, the looks joint that makes joint interface 304 and transmission tower earth connection fit that can be better.
The bracing piece 5 is all installed to the both sides of rotatory sill bar 2, the one end of bracing piece 5 with base 1 is fixed to be connected, the other end of bracing piece 5 through nut 6 with upper cover plate 4 is connected.
Specifically, the supporting rod 5 penetrates through the upper cover plate 4 and is fixed at the end of the supporting rod 5 through the nut 6, so that the height between the upper cover plate 4 and the base 1 can be adjusted on one hand; on the other hand, the installation of the bending piece 3 can be facilitated.
The above-mentioned embodiments only express the embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (7)
1. The utility model provides a transmission tower ground connection device of buckling which characterized in that: including base (1), the mid-mounting of base (1) has the motor, the motor is connected with rotatory sill bar (2), rotatory sill bar (2) cup joints with the one end of buckling piece (3) mutually, the other end of buckling piece (3) is connected with upper cover plate (4) activity.
2. The transmission tower grounding bending device according to claim 1, characterized in that: bending member (3) are including joint board (301), the middle part fixedly connected with support column (302) of joint board (301) one end, support column (302) with one end fixedly connected with spliced pole (303) that joint board (301) kept away from mutually.
3. The transmission tower grounding bending device according to claim 2, characterized in that: the middle part of one side of the clamping plate (301) is provided with a square clamping interface (304).
4. The transmission tower grounding bending device according to claim 3, characterized in that: the center of the bottom of the card interface (304) is provided with an abutting head (305), and the abutting head (305) is connected with the bottom of the card interface (304) through a spring.
5. The transmission tower grounding bending device according to claim 4, wherein: the surface of the abutting head (305) is arc-shaped.
6. The transmission tower grounding bending device according to claim 5, characterized in that: bracing piece (5) are all installed to the both sides of rotatory sill bar (2), the one end of bracing piece (5) with base (1) fixed connection, the other end of bracing piece (5) pass through nut (6) with upper cover plate (4) are connected.
7. The transmission tower grounding bending device according to claim 2, characterized in that: the middle part of the clamping plate (301) is in a hollow cylindrical shape, and two sides of the clamping plate (301) are in a cuboid shape; the length of the clamping plate (301) is larger than the diameter of the supporting column (302), and the diameter of the supporting column (302) is larger than the diameter of the connecting column (303).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121130166.7U CN215143631U (en) | 2021-05-25 | 2021-05-25 | Transmission tower ground connection device of buckling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121130166.7U CN215143631U (en) | 2021-05-25 | 2021-05-25 | Transmission tower ground connection device of buckling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215143631U true CN215143631U (en) | 2021-12-14 |
Family
ID=79375526
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121130166.7U Active CN215143631U (en) | 2021-05-25 | 2021-05-25 | Transmission tower ground connection device of buckling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215143631U (en) |
-
2021
- 2021-05-25 CN CN202121130166.7U patent/CN215143631U/en active Active
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