CN220711093U - Lightning protection switch board - Google Patents
Lightning protection switch board Download PDFInfo
- Publication number
- CN220711093U CN220711093U CN202322089952.2U CN202322089952U CN220711093U CN 220711093 U CN220711093 U CN 220711093U CN 202322089952 U CN202322089952 U CN 202322089952U CN 220711093 U CN220711093 U CN 220711093U
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- CN
- China
- Prior art keywords
- power distribution
- distribution cabinet
- insulating support
- lightning
- telescopic rod
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- 239000004642 Polyimide Substances 0.000 abstract description 3
- 229920001721 polyimide Polymers 0.000 abstract description 3
- -1 polytetrafluoroethylene Polymers 0.000 abstract description 3
- 229920001343 polytetrafluoroethylene Polymers 0.000 abstract description 3
- 239000004810 polytetrafluoroethylene Substances 0.000 abstract description 3
- 229920002994 synthetic fiber Polymers 0.000 abstract description 2
- 206010020649 Hyperkeratosis Diseases 0.000 description 3
- 230000003139 buffering effect Effects 0.000 description 2
- 239000002131 composite material Substances 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009429 electrical wiring Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005381 potential energy Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
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- Insulators (AREA)
Abstract
The utility model discloses a lightning protection power distribution cabinet, which comprises a power distribution cabinet, a lightning guiding bottom plate and a spring telescopic rod, wherein the power distribution cabinet is positioned above the middle part of the lightning guiding bottom plate and is not contacted with the surface of the lightning guiding bottom plate; the power distribution cabinet is not directly contacted with the lightning striking bottom plate, but supported by the spring telescopic rod, the spring telescopic rod is not propped against the inner side surface of the opening, and the shell of the spring telescopic rod is made of polyimide or polytetrafluoroethylene and is a synthetic material with good insulating property and good high temperature resistance, so that lightning does not contact with the spring telescopic rod when striking, naturally does not flow into the power distribution cabinet, and electric equipment in the power distribution cabinet is damaged.
Description
Technical Field
The utility model relates to the field of power distribution cabinets, in particular to a lightning protection power distribution cabinet.
Background
The power distribution cabinet is final-stage equipment of a power distribution system, and the switch equipment, the measuring instrument, the protection electrical appliance and the auxiliary equipment are assembled in a closed or semi-closed metal cabinet or on a screen according to the electrical wiring requirement to form a low-voltage power distribution device, no lightning protection device is contained in the existing power distribution cabinet, the running voltage of the power distribution cabinet internal module is relatively low, the surge tolerance capability is relatively fragile, and particularly the power distribution cabinet internal module system is seriously damaged due to transient impact of lightning overvoltage;
the Chinese patent CN214506245U proposes a patent named a lightning protection power distribution cabinet, and the lightning protection power distribution cabinet in the patent can isolate part of vibration along the vertical direction through a rubber foot pad, so that the vibration born by the lightning protection power distribution cabinet is reduced, the service life of electric elements in the lightning protection power distribution cabinet is prolonged, the reaction force is applied to the sliding block through the buffer spring, the kinetic energy of the sliding block is converted into elastic potential energy, the attenuation of vibration in all directions is accelerated, and the vibration born by the lightning protection power distribution cabinet is further reduced;
but found in the inventor that lightning protection switch board in this patent is direct to draw the thunder through the arrester in the in-service use, and the cabinet body is direct to link to each other with the bottom plate through rubber callus on the sole, leads to when drawing the thunder ground connection, and the thunder that flows to the bottom plate along the arrester also can flow to rubber callus on the sole department, burnt rubber callus on the sole influences its life to the cabinet body can appear the slope after the burnt, causes the damage to the internal electrical equipment of cabinet.
Disclosure of Invention
The utility model provides a lightning protection power distribution cabinet which overcomes the defects described in the background art.
The technical scheme adopted for solving the technical problems is as follows:
the lightning protection power distribution cabinet comprises a power distribution cabinet body, a lightning guiding bottom plate and a spring telescopic rod, wherein the power distribution cabinet body is positioned above the middle part of the lightning guiding bottom plate and is not in contact with the surface of the lightning guiding bottom plate, the spring telescopic rod is respectively connected to each side surface of the power distribution cabinet body, the surface of the lightning guiding bottom plate is provided with a plurality of openings for the spring telescopic rod to pass through, the lower end of the spring telescopic rod passes through the openings, and the spring telescopic rod does not prop against the inner side surface of the openings; the both ends of spring telescopic link all are swing joint, and the opening is the cross setting.
A preferred technical scheme is as follows: the lower part of the power distribution cabinet is provided with a plurality of first insulating support plates, the lower end of each spring telescopic rod is movably connected with one first insulating support plate, and one first insulating support plate is positioned right below the power distribution cabinet and is connected with the lower end of the power distribution cabinet through a plurality of rod bodies;
the first insulating support plates are not propped against each other, and the lower ends of the first insulating support plates are supported by a plurality of springs.
A preferred technical scheme is as follows: the lower part of the power distribution cabinet is provided with a first insulating support plate and a second insulating support plate, the first insulating support plate is arranged between the power distribution cabinet and the second insulating support plate, the lower end of each spring telescopic rod is movably connected with one first insulating support plate, one first insulating support plate is positioned right below the power distribution cabinet, the first insulating support plate is connected with the lower end of the power distribution cabinet through a plurality of rod bodies, and the rod bodies penetrate through the lightning guiding bottom plate and do not prop against the inner side surface of the lightning guiding bottom plate;
the first insulating support plates are not connected, and the lower ends of the first insulating support plates are connected with the second insulating support plates through a plurality of springs.
A preferred technical scheme is as follows: the lower end face of the second insulating support plate and the lower end face of the lightning guiding bottom plate are in the same horizontal plane, and spaces exist between each side face of the second insulating support plate and each side face of the inner side of the lightning guiding bottom plate.
A preferred technical scheme is as follows: the lower part of the lightning guiding base plate is provided with a plurality of outwards-protruding spike parts, and the spike parts are arranged in a cone shape.
Compared with the background technology, the technical proposal has the following advantages:
the power distribution cabinet is not directly contacted with the lightning guiding bottom plate, but supported by the spring telescopic rod, the spring telescopic rod is not propped against the inner side surface of the opening, and the shell of the spring telescopic rod is made of polyimide or polytetrafluoroethylene and is a synthetic material with good insulating property and good high-temperature resistance, so that lightning does not contact with the spring telescopic rod when lightning is guided, naturally does not flow into the power distribution cabinet, and electric equipment in the power distribution cabinet is damaged;
according to the utility model, the first insulating support plates are not propped against each other, and the lower ends of the first insulating support plates are supported by a plurality of first insulating support plates, so that each first insulating support plate can be used as a single body to independently support the power distribution cabinet, and even if the spring telescopic rods on the first insulating support plates are extruded and moved, the spring telescopic rods on the other first insulating support plates can not have larger influence on the other spring telescopic rods.
Drawings
The utility model is further described below with reference to the drawings and examples.
Fig. 1 is a schematic diagram of the overall structure of the present utility model.
Fig. 2 is a schematic perspective view of a partial structure of the present utility model.
Fig. 3 is a bottom perspective view of fig. 1.
In the figure: the lightning protection device comprises a power distribution cabinet 1, a lightning protection base plate 2, a spike part 21, a lightning protection needle 22, a spring telescopic rod 3, a first insulating support plate 4, a spring 41, a rod body 42 and a second insulating support plate 5.
Detailed Description
As shown in fig. 1-3, a lightning protection power distribution cabinet comprises a power distribution cabinet 1, a lightning striking bottom plate 2 and a spring telescopic rod 3, wherein the power distribution cabinet 1 is positioned above the middle part of the lightning striking bottom plate 2 and is not in contact with the surface of the lightning striking bottom plate 2, the spring telescopic rod 3 is respectively connected to each side surface of the power distribution cabinet 1, the surface of the lightning striking bottom plate 2 is provided with a plurality of openings for the spring telescopic rod 3 to pass through, the lower end of the spring telescopic rod 3 passes through the openings, and the spring telescopic rod 3 is not propped against the inner side surface of the openings; the two ends of the spring telescopic rod 3 are movably connected, the openings are arranged in a cross shape, the power distribution cabinet 1 is not directly contacted with the lightning striking bottom plate 2, the spring telescopic rod 3 is supported by the spring telescopic rod 3, the spring telescopic rod 3 is not propped against the inner side surface of the opening, and the shell of the spring telescopic rod 3 is made of polyimide or polytetrafluoroethylene, and is a composite material with good insulating property and good high temperature resistance, so when the lightning striking needle 22 is used for striking lightning, lightning does not contact with the spring telescopic rod 3, naturally does not flow into the power distribution cabinet 1, electrical equipment in the power distribution cabinet 1 is damaged, the two ends of the spring telescopic rod 3 are movably connected, and the two ends of the spring telescopic rod 3 are also connected by a rotating shaft and a universal shaft, even if the lightning striking needle 22 is striking the lightning striking bottom plate 2 to vibrate strongly, buffering can be formed by the opening, even if the lightning striking needle 3 is striking the spring telescopic rod 3 to cause shaking of the power distribution cabinet, the two ends of the spring telescopic rod 3 can not contact with the spring telescopic rod 3, and the lightning can be continuously transmitted to the shell by the rotating shaft 3, and the insulating material can not be continuously transmitted to the power distribution cabinet 1.
In order to further improve the buffering and damping effects while maintaining the connectivity with the power distribution cabinet 1 and solving the shaking problem of the power distribution cabinet 1 caused by lightning striking when the spring telescopic rods 3 are extruded to shake the power distribution cabinet 1, the lower part of the power distribution cabinet 1 is provided with a plurality of first insulating support plates 4, the lower end of each spring telescopic rod 3 is movably connected with one first insulating support plate 4, and one first insulating support plate 4 is positioned right below the power distribution cabinet 1 and is connected with the lower end of the power distribution cabinet 1 through a plurality of rod bodies 42; the first insulating support plates 4 are not propped against each other, and the lower ends of the first insulating support plates 4 are supported by the springs 41, so that each first insulating support plate 4 can be used as a single body to independently support the power distribution cabinet 1, and even if the spring telescopic rods 3 on the first insulating support plates 4 are extruded and moved, the spring telescopic rods 3 can not greatly influence other spring telescopic rods 3.
In a preferred embodiment: in the utility model, not only the design is as described above, but also as shown in fig. 2, a first insulating support plate 4 and a second insulating support plate 5 are arranged below the power distribution cabinet 1 in the embodiment, the first insulating support plate 4 is arranged between the power distribution cabinet 1 and the second insulating support plate 5, the lower end of each spring telescopic rod 3 is movably connected with one first insulating support plate 4, one first insulating support plate 4 is positioned right below the power distribution cabinet 1, the first insulating support plate 4 is connected with the lower end of the power distribution cabinet 1 through a plurality of rod bodies 42, and the rod bodies 42 penetrate through the lightning guiding bottom plate 2 and do not abut against the inner side surface of the lightning guiding bottom plate 2; the first insulating support plates 4 are not connected, the lower ends of the first insulating support plates 4 are connected with the second insulating support plates 5 through a plurality of springs 41, the lower end faces of the second insulating support plates 5 and the lower end faces of the lightning striking bottom plates 2 are in the same horizontal plane, and spaces exist between the side faces of the second insulating support plates 5 and the side faces of the inner sides of the lightning striking bottom plates 2.
Furthermore, the lower part of the lightning guiding base plate 2 is provided with a plurality of outwards protruding spike parts 21, and the spike parts 21 are arranged in a cone shape, so that the lightning guiding base plate 2 can be conveniently inserted into or installed in soil through the spike parts 21, and if the lightning guiding base plate is installed in a harder geological environment, whether the spike parts 21 are additionally installed or not can be selected by self.
The foregoing description is only illustrative of the preferred embodiments of the present utility model, and therefore should not be taken as limiting the scope of the utility model, for all changes and modifications that come within the meaning and range of equivalency of the claims and descriptions are therefore intended to be embraced therein.
Claims (5)
1. A lightning protection switch board, its characterized in that: the lightning protection device comprises a power distribution cabinet (1), a lightning guiding bottom plate (2) and a spring telescopic rod (3), wherein the power distribution cabinet (1) is positioned above the middle of the lightning guiding bottom plate (2) and is not in contact with the surface of the lightning guiding bottom plate (2), the spring telescopic rod (3) is respectively connected to each side surface of the power distribution cabinet (1), the surface of the lightning guiding bottom plate (2) is provided with a plurality of openings for the spring telescopic rod (3) to pass through, the lower end of the spring telescopic rod (3) passes through the openings, and the spring telescopic rod (3) is not propped against the inner side surface of the opening;
the two ends of the spring telescopic rod (3) are movably connected, and the opening is arranged in a cross shape.
2. The lightning protection power distribution cabinet of claim 1, wherein: the lower part of the power distribution cabinet (1) is provided with a plurality of first insulating support plates (4), the lower end of each spring telescopic rod (3) is movably connected with one first insulating support plate (4), and one first insulating support plate (4) is positioned right below the power distribution cabinet (1) and is connected with the lower end of the power distribution cabinet (1) through a plurality of rod bodies (42);
the first insulating support plates (4) are not propped against each other, and the lower ends of the first insulating support plates (4) are supported by a plurality of springs (41).
3. The lightning protection power distribution cabinet of claim 1, wherein: a first insulating support plate (4) and a second insulating support plate (5) are arranged below the power distribution cabinet (1), the first insulating support plate (4) is arranged between the power distribution cabinet (1) and the second insulating support plate (5), the lower end of each spring telescopic rod (3) is movably connected with one first insulating support plate (4), one first insulating support plate (4) is positioned right below the power distribution cabinet (1), the first insulating support plate (4) is connected with the lower end of the power distribution cabinet (1) through a plurality of rod bodies (42), and the rod bodies (42) penetrate through the lightning guiding bottom plate (2) and do not abut against the inner side surface of the lightning guiding bottom plate (2);
each first insulating support plate (4) is not connected, and the lower end of each first insulating support plate (4) is connected with the second insulating support plate (5) through a plurality of springs (41).
4. A lightning protection power distribution cabinet according to claim 3, wherein: the lower end face of the second insulating support plate (5) and the lower end face of the lightning guiding bottom plate (2) are in the same horizontal plane, and spaces exist between each side face of the second insulating support plate (5) and each side face of the inner side of the lightning guiding bottom plate (2).
5. A lightning protection power distribution cabinet according to any of claims 1-4, wherein: the lower part of the lightning guiding base plate (2) is provided with a plurality of outwards-protruding spike parts (21), and the spike parts (21) are arranged in a cone shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322089952.2U CN220711093U (en) | 2023-08-04 | 2023-08-04 | Lightning protection switch board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322089952.2U CN220711093U (en) | 2023-08-04 | 2023-08-04 | Lightning protection switch board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220711093U true CN220711093U (en) | 2024-04-02 |
Family
ID=90446736
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322089952.2U Active CN220711093U (en) | 2023-08-04 | 2023-08-04 | Lightning protection switch board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220711093U (en) |
-
2023
- 2023-08-04 CN CN202322089952.2U patent/CN220711093U/en active Active
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